CN108289017A - Signal reception, sending method, the reception of control channel, sending method and device - Google Patents

Abstract

The present invention provides a kind of signal reception, sending method, the reception of control channel, sending method and device, the signal acceptance methods to include：Receive the signal of the first communication node transmission, wherein the first resource unit of signal is K times of Secondary resource unit, and K is natural number；Wherein, first resource unit is used to determine the configured transmission of signal, and Secondary resource unit includes at least one of：Control channel resource group, control channel unit, candidate control channel, the search space under a degree of polymerization of control channel, the proprietary search space of the second communication node, second communication node needs the public search space detected, all search spaces of second communication node, a control channel subband, the corresponding bandwidth resources of the second communication node, the resource that signal occupies, a Physical Resource Block PRB.

Description

Signal reception, sending method, the reception of control channel, sending method and device

Technical field

The present invention relates to the communications field, in particular to a kind of signal reception, sending method, control channel reception, Sending method and device.

Background technology

As one of the core technology of 5G communications, high-frequency communication provides effective support for the big data communication of future 5G.It is high The maximum feature of frequency communication is exactly to have bigger spatial fading characteristic so that the remote transmission based on high frequency, which becomes, asks Topic.Simultaneously because the wavelength of high frequency is shorter, the more antenna elements of low frequency set can be compared in equal area, so as to To form high-gain wave beam, the spatial fading in high-frequency communication is resisted with beam gain so that the coverage area of high-frequency communication has Effect increases, and is possibly realized for cellular communication for high-frequency communication.

Control channel Physical Downlink Control Channel (Physical Downlink Control in existing LTE Channel, referred to as PDCCH) demodulated reference signal be cell own reference signal (Cell-Specific Reference Signal, referred to as CRS), the coverage area of CRS is cell range, and CRS is sent in each subframe.CRS is in system bandwidth It sends, the CRS of identical port thinks that transmission wave beam is identical in system bandwidth scope, only can accurately be controlled by CRS The accurate channel estimated value of channel processed includes the large scale information of channel..

Control channel based on multi-beam transmission, control channel demodulated reference signal are not that cell coverage area is wave beam Range, and each time quantum sends wave beam and may change, and needs further to consider the control letter based on multi-beam transmission Road, and the control channel reference signal based on multi-beam transmission sending method.On the other hand, in the discussion of NR, it is intended to take Disappear CRS, to save base-station transmitting-power, using demodulated reference signal (Demodulation References Signal, letter Referred to as DMRS) as control channel demodulated reference signal (demodulated reference signal be not total system bandwidth send, nor each Time quantum is all sent), the wave beam that demodulated reference signal is used in different resource can be different, and control is sent based on DMRS modes Channel demodulated reference signal needs that the accurate channel estimated value for how obtaining accurate control channel further studied.

The problem of primary need is studied is how to determine control channel and the precoding resource block of its demodulated reference signal Group group (Precoding Resource block Groups, referred to as PRG) is to need further to solve the problems, such as.Although EPDCCH also uses DMRS as its demodulated reference signal, but the Physical Resource Block (Physical occupied due to EPDCCH Resource Block, referred to as PRB) it is high Layer assignment, it may be possible to and frequency domain is discrete, exists to the PRG of control channel Frequency domain is preferably at most a PRB, and with the enhancing of control channel in NR, how is the PRG of control channel and its demodulated reference signal It determines, is the problem of needing further research.

Second need research the problem of be the large scale characteristic of channel parameter information of control channel demodulated reference signal such as What is obtained, and in the case of CRS, how the large scale characteristic of channel parameter of control channel demodulated reference signal obtains, and The problem of needing further to study.

It is the problem of needing further research, especially to work as use that how third control channel demodulated reference signal port, which obtains, In the case that wave beam sends control channel, when the mode of MU-MIMO may be used sending control channel.

Invention content

An embodiment of the present invention provides a kind of signal reception, sending method, the reception of control channel, sending method and dresses It sets, mechanism and/or wave beam machine is sent by the control channel of demodulated reference signal of DMRS at least to solve to use in the related technology The problem of making and send in signal process, how improving the accuracy of channel estimation.

According to one embodiment of present invention, a kind of signal acceptance method is provided, including：Receive the first communication node hair The signal sent, wherein the first resource unit of the signal is K times of Secondary resource unit, and the K is natural number；Wherein, institute Configured transmission of the first resource unit for determining the signal is stated, the Secondary resource unit includes at least one of：Control Channel resource group processed, control channel unit, candidate control channel, the search space under a degree of polymerization of control channel, second The proprietary search space of communication node, second communication node need the public search space detected, second communication section All search spaces of point, a control channel subband, the corresponding bandwidth resources of second communication node, the signal occupy Resource, a Physical Resource Block PRB.

Optionally, the first resource unit includes such as at least one lower unit：The precoding resource block group of the signal, The minimum transmission unit of the signal, the resource unit of corresponding first reference signal of the signal determine that the signal is sent The least resource unit of pattern.

Optionally, after receiving the signal that first communication node is sent, further include：According to the correlation of the signal Configured transmission obtains the channel estimation value of the signal.

Optionally, first reference signal meets at least one following characteristics：The signal and described first is with reference to letter Number it is accurate position quasi co-location altogether；The channel characteristic information of the signal is according to first reference signal Channel characteristic information obtains；The port set of first reference signal is the demodulated reference signal port set of the signal Subset；Arrangement set used in the port of first reference signal is the arrangement set used in the demodulated reference signal of the signal Subset；The port set of first reference signal and the demodulated reference signal port intersection of sets collection of the signal are sky； Frequency domain resource shared by the signal is the subset of the frequency domain resource shared by first reference signal；Shared by the signal when Domain resource is the subset of the time-domain resource shared by first reference signal.

Optionally, the signal include at least one：Control channel signal, demodulated reference signal, measuring reference signals, number According to channel signal.

Optionally, the first resource unit of the signal is determined according at least to following one：It is corresponding according to the signal Secondary resource unit determines；It is determined according to the corresponding bandwidth of second communication node；According to the control of second communication node Domain bandwidth processed determines；It is determined according to the corresponding resource mapping method of the signal.

Optionally, it includes at least one following feature that the first resource unit of the signal, which is K times of Secondary resource unit,： The frequency domain resource of the first resource unit is K times of the frequency domain resource of the Secondary resource unit；The first resource unit Time-domain resource be K times of time-domain resource of the Secondary resource unit；The running time-frequency resource that the first resource unit includes Number is K times of the running time-frequency resource number that the Secondary resource unit includes.

Optionally, in the case that the signal is demodulated reference signal and/or measuring reference signals, the signal is determined Send pattern least resource unit include：The transmission pattern of the signal determines according to the least resource unit, the letter Number transmission pattern include at least one of：The time-domain resource that the signal occupies, the frequency domain resource that the signal occupies, institute State the code domain resource that signal occupies.

Optionally, reception the first communication node transmission includes for signal：It is logical to receive first communication node The relevant information for the first resource unit known obtains the Secondary resource according to the relevant information of the first resource unit The relevant information of unit；The relevant information for receiving the Secondary resource unit of the first communication node notice, according to described The relevant information of Secondary resource unit obtains the relevant information of the first resource unit.

Optionally, determine that time domain/frequency domain/code domain shared by the Secondary resource unit provides according at least one following information Source：Time domain parameter, the identification information of second communication node, the corresponding bandwidth information of second communication node, broadcast letter Frequency domain information where road.

Optionally, frequency domain/code domain resource shared by the first resource unit is determined according to time-domain information.

Optionally, the K values are determined according at least one following manner, further includes：It is logical to receive first communication node The K values known；The K values are determined according to system bandwidth；Institute is determined according to the corresponding bandwidth information of second communication node State K values；The K values are determined according to the resource mapping method of the signal；According to the transmission money of second communication node feedback Source number determines the K values；The running time-frequency resource that can be used for control channel transmission for including according to the Secondary resource unit Number determines the K values.

Optionally, reception the first communication node transmission includes for signal：It is logical to receive first communication node The type of the type for the Secondary resource unit known, the Secondary resource unit includes：Control channel resource group, control channel The proprietary search of unit, candidate control channel, the search space under a degree of polymerization of control channel, the second communication node is empty Between, the public search space that the second communication node needs detect, all search spaces of second communication node, one Control channel subband, the corresponding bandwidth resources of second communication node, the resource that the signal occupies, a Physical Resource Block PRB。

According to another embodiment of the invention, a kind of signaling method is provided, including：It is sent out to the second communication node The number of delivering letters, wherein the first resource unit of the signal is K times of Secondary resource unit, and the K is natural number；Wherein, described First resource unit is used to determine the relative transmission parameters of the signal, and the Secondary resource unit includes at least one of： Control channel resource group, control channel unit, candidate control channel, the search space under one degree of polymerization of control channel are described The proprietary search space of second communication node, second communication node need the public search space detected, and described second is logical Believe all search spaces of node, control channel subband, the second communication node bandwidth resources, the money that the signal occupies Source, Physical Resource Block PRB.

Optionally, the first resource unit include at least one：The precoding resource block group of the signal, the signal Minimum transmission unit, the resource unit of corresponding first reference signal of the signal determines that the signal sends pattern most Small resource unit.

Optionally, sending signal to second communication node includes：According to the relative transmission parameters of the signal to institute It states the second communication node and sends the signal.

Optionally, first reference signal meets at least one following characteristics：The signal and described first is with reference to letter Number it is accurate position quasi co-location altogether；The channel characteristic information of the signal is according to first reference signal Channel characteristic information obtains；The port set of first reference signal is the demodulated reference signal port set of the signal Subset；Arrangement set used in the port of first reference signal is the arrangement set used in the demodulated reference signal of the signal Subset；The port set of first reference signal and the demodulated reference signal port intersection of sets collection of the signal are sky； Frequency domain resource shared by the signal is the subset of the frequency domain resource shared by first reference signal；Shared by the signal when Domain resource is the subset of the time-domain resource shared by first reference signal.

Optionally, the signal include at least one：Control channel signal, demodulated reference signal, measuring reference signals, number According to channel signal.

Optionally, the first resource unit of the signal is determined according at least to following one：It is corresponding according to the signal Secondary resource unit determines；It is determined according to the corresponding bandwidth of second communication node；According to the control of second communication node Domain bandwidth processed determines；It is determined according to the corresponding resource mapping method of the signal.

Optionally, it includes at least one following feature that the first resource unit of the signal, which is K times of Secondary resource unit,： The frequency domain resource of the first resource unit is K times of the frequency domain resource of the Secondary resource unit；The first resource unit Time-domain resource be K times of time-domain resource of the Secondary resource unit；The running time-frequency resource that the first resource unit includes Number is K times of the running time-frequency resource number that the Secondary resource unit includes.

Optionally, in the case that the signal is demodulated reference signal and/or measuring reference signals, the signal is determined Send pattern least resource unit include：The transmission pattern of the signal determines according to the least resource unit, the letter Number transmission pattern include at least one of：The time-domain resource that the signal occupies, the frequency domain resource that the signal occupies, institute State the code domain resource that signal occupies.

Optionally, include in the signal to second communication node transmission for channel estimation：To second communication The relevant information of the first resource unit of node notice notifies described the by the relevant information of the first resource unit The relevant information of two resource units；The relevant information of the first resource unit notified to second communication node, passes through The relevant information of the Secondary resource unit notifies the relevant information of the first resource unit；

Optionally, before sending the signal for channel estimation to second communication node, extremely according to following information One of few time domain/frequency domain/code domain resource determined shared by the Secondary resource unit：Time-domain information, second communication node Identification information, the corresponding bandwidth information of second communication node, the frequency domain information where broadcast channel.

Optionally, frequency domain/code domain resource shared by the first resource unit is determined according to time-domain information.

Optionally, according to the K values as described at least one under type is determining, further include：It is notified to described according to by the K values The mode of second communication node determines the K values according to system bandwidth；According to the corresponding bandwidth information of second communication node Determine the K values；The K values are determined according to the resource mapping method of the signal；According to second communication node feedback It sends resource number and determines the K values, the time-frequency that can be used for control channel transmission for including according to the Secondary resource unit Resource number determines the K values.

Optionally, sending signal to the second communication node includes：Second money notified to second communication node The type of the type of source unit, the Secondary resource unit includes：Control channel resource group, control channel unit, candidate's control Channel, the search space under a degree of polymerization of control channel, the proprietary search space of the second communication node, second communication Node needs the public search space detected, all search spaces of second communication node, a control channel subband, institute State the corresponding bandwidth resources of the second communication node, the resource that the signal occupies, a Physical Resource Block PRB.

According to still another embodiment of the invention, a kind of method of reseptance of control channel is provided, including：Determine control letter Gather the demodulated reference signal port in road, wherein the demodulated reference signal port set of the control channel is second with reference to letter The subset of number port set；The control channel is received on the control channel demodulated reference signal port of the determination；Wherein, Second reference signal port set is determined at least one in the following manner：Second reference signal port set is solid Fixed, second reference signal port set is obtained according to the signaling information that the first communication node is sent, according to broadcast channel Demodulated reference signal set obtain, according to measuring reference signals port gather obtain.

Optionally, the demodulated reference signal port set of the control channel is obtained according at least one following information：The The corresponding transmission resource information of two communication nodes, the corresponding time parameter of the control channel, the end of the demodulated reference signal Mouth set number M1, the control channel region type where the control channel, the control channel area where the control channel The corresponding time parameter in domain, the corresponding frequency domain resource index of the control channel, the control channel unit rope of the control channel Draw, the control resource group index of the control channel, receive the signaling information that the first communication node is sent, wherein the signaling is believed Breath includes the relevant information of the control channel demodulated reference signal.

Optionally, the transmission resource meets at least one following characteristics：The transmission resource and demodulated reference signal end There are one-to-one relationships between mouthful；Exist to correspond between the transmission resource and demodulated reference signal port set and close System；The multiple transmission resource corresponds to an identical demodulated reference signal port；When the corresponding transmission money of the second communication node When source changes, second reference signal port set is changed accordingly.

Optionally, the demodulated reference signal port set of the control channel meets one of following feature：The control letter It is variable that the demodulated reference signal port in road, which is integrated into different time quantums,；The demodulated reference signal end of the control channel It is variable that mouth, which is integrated into different frequency domain resources,.

Optionally, the demodulated reference signal port set of the control channel obtains one of in the following way：Detection institute The reference signal in the set of the second reference signal port is stated, according to the receptivity of the reference signal, in second reference One or more reference signal port is selected to constitute the demodulated reference signal port of the control channel in signal port set Set；Control channel is detected on each reference signal port of second reference signal port set, detects successfully ginseng Examine the demodulated reference signal port set that signal set constitutes the control channel；The demodulated reference signal end of the control channel Mouth set is obtained according to the signaling information that first communication node is sent.

Optionally it is determined that the demodulated reference signal port set of control channel includes：Assuming that one or more other control Channel processed may occupy the port in the set of third reference signal port, and third reference signal port collection is combined into described second Reference signal port is gathered and the difference set of control channel demodulated reference signal port set.

Optionally, in the case of the control channel region difference where the control channel, the solution of the control channel It adjusts the determination method of reference signal different and/or the detection method of the control channel is different and/or the control channel The minimum transmission unit of demodulated reference signal is different.

Optionally it is determined that the demodulated reference signal port set of control channel includes at least one of：In the first control In channel region, the demodulated reference signal of the control channel is second reference signal port set, in the second control letter In road region, the demodulated reference signal of the control channel is the proper subclass of second reference signal port set；Described The demodulated reference signal of control channel described in one control channel region is fixed, is not changed over；Second control The demodulated reference signal of control channel described in channel region changes over time；Described in first control channel region The demodulated reference signal of control channel is fixed, is not changed with frequency domain resource；Described in second control channel region The demodulated reference signal of control channel is changed with frequency domain resource；In first control channel region, according only to the control The port number that the demodulated reference signal of channel processed includes can determine the demodulated reference signal port of the control channel, in institute It states in the second control channel region, the port number that the demodulated reference signal according to the control channel includes not can determine that described The demodulated reference signal port of control channel；In first control channel region, it is assumed that other control channels do not occupy institute The running time-frequency resource that control channel is occupied is stated, in second control channel region, it is assumed that other control channels occupy the control The running time-frequency resource that channel processed occupies.

Optionally, the demodulated reference signal port of control channel described in different control channel regions meets following feature extremely It is one of few：The demodulated reference signal port number of control channel described in different control areas is identical；In one control channel region The demodulated reference signal port set of the control channel is the demodulated reference signal of control channel described in another control area The subset of port set.

Optionally, different control channel regions meet at least one following feature：The intersection of different control channel regions is It is empty；Different control channel regions belong to same time unit；Different control channel regions by time-division and/or frequency division, and/or A code point mode is multiplexed；Different control channel region unions are identical with system bandwidth in frequency domain；The union of different control channel regions It closes identical with the bandwidth of second communication node in frequency domain.

Optionally, control channel region meets at least one following feature：It is obtained according to the time parameter information of time quantum Take the control channel region type that the time quantum includes；The configuration information that first communication node is sent indicates different controls Running time-frequency resource where time quantum where channel region processed, and/or different control channel regions.

Optionally, the demodulated reference signal of the control channel meets at least one following feature：In the first control channel In region, it is assumed that the first communication node only sends the demodulation of the control channel in the time quantum for sending the control channel Reference signal；In the second control channel region, it is assumed that time quantum and the transmission control of first communication node in agreement The demodulated reference signal of the control channel is sent in the time quantum of channel, it is assumed that described in the time quantum of the agreement First communication node may be without the control channel of transmission second communication node.

Optionally, the minimum transmission unit of the demodulated reference signal of the control channel also meets following feature at least One of：The minimum transmission unit is one or more control channel resource group；It is described minimum transmission unit be one or Multiple control channel units；The minimum transmission unit is the resource shared by one or more candidate control channel；It is described most Small transmission unit is the resource shared by a search space of a same polymeric degree；The minimum transmission unit is described second Resource shared by all search control of all degree of polymerization of communication node；The minimum transmission unit is the control channel area Domain.

Optionally, the same reference signal port of different control areas is accurate position altogether, or in the first predetermined time In unit, the same reference signal port of different control areas is accurate position altogether, except the second predetermined time unit Time quantum in, the same reference signal port of different control areas does not have accurate position relationship altogether.

According to still another embodiment of the invention, a kind of sending method of control channel is provided, including：Determine control letter Gather the demodulated reference signal port in road, wherein the demodulated reference signal port of the control channel is the second reference signal end The subset of mouth set；On the demodulated reference signal port of the determination control letter is sent to second communication node Road；Wherein, second reference signal port set is determined at least one in the following manner：Second reference signal port Set is fixed, and second reference signal port set is obtained according to the signaling information sent to the second communication node, root It is obtained according to the demodulated reference signal set of broadcast channel, is gathered according to measuring reference signals port and obtained.

Optionally, the demodulated reference signal port set of the control channel is obtained according at least one following information：The The corresponding transmission resource information of two communication nodes, the corresponding time parameter of the control channel, the end of the demodulated reference signal Mouth set number M1, the control channel region type where the control channel, the control channel area where the control channel The corresponding time parameter in domain, the corresponding frequency domain resource index of the control channel, the control channel unit rope of the control channel Draw, the control resource group index of the control channel.

Optionally, the transmission resource meets at least one following characteristics：The transmission resource and demodulated reference signal end There are one-to-one relationships between mouthful；Exist to correspond between the transmission resource and demodulated reference signal port set and close System；The multiple transmission resource corresponds to an identical demodulated reference signal port；When the corresponding transmission money of the second communication node When source changes, second reference signal port set is changed accordingly.

Optionally, the demodulated reference signal port set of the control channel meets one of following feature：The control letter It is variable that the demodulated reference signal port in road, which is integrated into different time quantums,；The demodulated reference signal end of the control channel It is variable that mouth, which is integrated into different frequency domain resources,.

Optionally it is determined that the demodulated reference signal port set of control channel includes：It is sent to second communication node Signaling information, wherein the signaling information includes the demodulated reference signal port information of the control channel.

Optionally, the control channel region where the control channel is different, the demodulated reference signal of the control channel Determination method is different and/or the sending method of the control channel is different and/or the demodulation reference letter of the control channel Number minimum transmission unit it is different.

Optionally, in the case of the control channel region difference where the control channel, the control channel is determined Demodulated reference signal port set include at least one following method：In the first control channel region, the control channel Demodulated reference signal be second reference signal port set, in the second control channel region, the control channel Demodulated reference signal is the proper subclass of second reference signal port set；It is controlled described in first control channel region The demodulated reference signal of channel is fixed, is not changed over；Control channel described in second control channel region Demodulated reference signal changes over time；In first control channel region, according to the demodulation reference of the control channel The port number that signal includes can determine the demodulated reference signal port of the control channel, in second control channel area In domain, the port number that the demodulated reference signal according to the control channel includes not can determine that the demodulation ginseng of the control channel Examine signal port；In first control channel region, it is assumed that other control channels do not occupy what the control channel was occupied Running time-frequency resource, in second control channel region, it is assumed that other control channels occupy the time-frequency that the control channel is occupied Resource.

Optionally, the demodulated reference signal port of control channel described in different control channel regions meets following feature extremely It is one of few：The demodulated reference signal port number of control channel described in different control areas is identical；In one control channel region The demodulated reference signal port set of the control channel is the demodulated reference signal of control channel described in another control area The subset of port set.

Optionally, different control channel regions meet at least one following feature：The intersection of different control channel regions is It is empty；Different control channel regions belong to same time unit；Different control channel region time domain overlappings；Different control channel regions It is multiplexed by time-division and/or frequency division and/or code point mode；Different control channel region unions take system bandwidth.

Optionally, control channel region is determined as follows：According to the time parameter acquisition of information institute of time quantum State the control channel region that time quantum includes.

Optionally it is determined that the demodulated reference signal port set of control channel includes：It is sent to second communication node Configuration information, wherein the configuration information indicates the time quantum where different control channel regions, and/or different control letters Running time-frequency resource where road region.

Optionally it is determined that the demodulated reference signal port set of control channel includes：In the first control channel region, only The demodulated reference signal of the control channel is sent in the time quantum for sending the control channel；In the second control channel area In domain, the demodulation reference of the control channel is sent in the time quantum of agreement and the time quantum of the transmission control channel Signal, may be without the control channel of transmission second communication node in the time quantum of the agreement.

Optionally, the minimum transmission unit of different control channel regions also meets at least one following feature：It is described Minimum transmission unit is one or more control channel resource group；The minimum transmission unit is one or more control letter Road unit；The minimum transmission unit is the resource shared by one or more candidate control channel；, the minimum transmission unit The resource shared by a search space for a same polymeric degree；The minimum transmission unit is second communication node Resource shared by all search control of all degree of polymerization；The minimum transmission unit is the control channel region.

Optionally, the same reference signal port of different control areas is accurate position altogether；Or in the first predetermined time In unit, the same reference signal port of different control areas is accurate position altogether, except the second predetermined time unit Time quantum in, it is value relationship altogether that the same reference signal port of different control areas, which does not have accurate,.

According to still another embodiment of the invention, a kind of signal receiving device is provided, including：First receiving module is used In the signal for receiving the transmission of the first communication node, wherein the first resource unit of the signal is K times of Secondary resource unit, The K is natural number；Wherein, the first resource unit is used to determine the configured transmission of the signal, the Secondary resource list Member includes at least one of：One of control channel resource group, control channel unit, candidate control channel, control channel is poly- Search space under right, the proprietary search space of the second communication node, what second communication node needed to detect public searches Rope space, all search spaces of second communication node, a control channel subband, second communication node are corresponding Bandwidth resources, the resource that the signal occupies, a Physical Resource Block PRB.

Optionally, the first resource unit includes such as at least one lower unit：The precoding resource block group of the signal, The minimum transmission unit of the signal, the resource unit of corresponding first reference signal of the signal determine that the signal is sent The least resource unit of pattern.

Optionally, after receiving the signal that first communication node is sent, further include：According to the correlation of the signal Configured transmission obtains the channel estimation value of the signal.

Optionally, first reference signal meets at least one following characteristics：The signal and described first is with reference to letter Number it is accurate position quasi co-location altogether；The channel characteristic information of the signal is according to first reference signal Channel characteristic information obtains；The port set of first reference signal is the demodulated reference signal port set of the signal Subset；Arrangement set used in the port of first reference signal is the arrangement set used in the demodulated reference signal of the signal Subset；The port set of first reference signal and the demodulated reference signal port intersection of sets collection of the signal are sky； Frequency domain resource shared by the signal is the subset of the frequency domain resource shared by first reference signal；Shared by the signal when Domain resource is the subset of the time-domain resource shared by first reference signal.

Optionally, the signal include at least one：Control channel signal, demodulated reference signal, measuring reference signals, number According to channel signal.

Optionally, it includes at least one following feature that the first resource unit of the signal, which is K times of Secondary resource unit,： The frequency domain resource of the first resource unit is K times of the frequency domain resource of the Secondary resource unit；The first resource unit Time-domain resource be K times of time-domain resource of the Secondary resource unit；The running time-frequency resource that the first resource unit includes Number is K times of the running time-frequency resource number that the Secondary resource unit includes.

Optionally, first receiving module is additionally operable to receive the first resource of the first communication node notice The relevant information of unit obtains the relevant information of the Secondary resource unit according to the relevant information of the first resource unit； The relevant information for receiving the Secondary resource unit of the first communication node notice, according to the phase of the Secondary resource unit It closes information and obtains the relevant information of the first resource unit.

Optionally, determine that time domain/frequency domain/code domain shared by the Secondary resource unit provides according at least one following information Source：Time domain parameter, the identification information of second communication node, the corresponding bandwidth information of second communication node, broadcast letter Frequency domain information where road.

Optionally, the K values are determined according at least one following manner, further includes：It is logical to receive first communication node The K values known；The K values are determined according to system bandwidth；Institute is determined according to the corresponding bandwidth information of second communication node State K values；The K values are determined according to the resource mapping method of the signal；According to the transmission money of second communication node feedback Source number determines the K values；The running time-frequency resource that can be used for control channel transmission for including according to the Secondary resource unit Number determines the K values.

According to still another embodiment of the invention, a kind of sender unit is provided, including：First sending module is used In sending signal to the second communication node, wherein the first resource unit of the signal is K times of Secondary resource unit, the K For natural number；Wherein, the first resource unit is used to determine that the configured transmission of the signal, the Secondary resource unit to include At least one of：Control channel resource group, control channel unit, candidate control channel, under one degree of polymerization of control channel Search space, the proprietary search space of second communication node, second communication node need the common search detected empty Between, all search spaces of second communication node, control channel subband, the second communication node bandwidth resources are described The resource that signal occupies, Physical Resource Block PRB.

Optionally, the first resource unit include at least one：The precoding resource block group of the signal, the signal Minimum transmission unit, the resource unit of corresponding first reference signal of the signal determines that the signal sends pattern most Small resource unit.

Optionally, sending signal to second communication node includes：According to the relative transmission parameters of the signal to institute It states the second communication node and sends the signal.

Optionally, first reference signal meets at least one following characteristics：The signal and described first is with reference to letter Number it is accurate position quasi co-location altogether；The channel characteristic information of the signal is according to first reference signal Channel characteristic information obtains；The port set of first reference signal is the demodulated reference signal port set of the signal Subset；Arrangement set used in the port of first reference signal is the arrangement set used in the demodulated reference signal of the signal Subset；The port set of first reference signal and the demodulated reference signal port intersection of sets collection of the signal are sky； Frequency domain resource shared by the signal is the subset of the frequency domain resource shared by first reference signal；Shared by the signal when Domain resource is the subset of the time-domain resource shared by first reference signal.

Optionally, the signal include at least one：Control channel signal, demodulated reference signal, measuring reference signals, number According to channel signal.

Optionally, it includes at least one following feature that the first resource unit of the signal, which is K times of Secondary resource unit,： The frequency domain resource of the first resource unit is K times of the frequency domain resource of the Secondary resource unit；The first resource unit Time-domain resource be K times of time-domain resource of the Secondary resource unit；The running time-frequency resource that the first resource unit includes Number is K times of the running time-frequency resource number that the Secondary resource unit includes.

Optionally, include in the signal to second communication node transmission for channel estimation：To second communication The relevant information of the first resource unit of node notice notifies described the by the relevant information of the first resource unit The relevant information of two resource units；The relevant information of the first resource unit notified to second communication node, passes through The relevant information of the Secondary resource unit notifies the relevant information of the first resource unit；

Optionally, before sending the signal for channel estimation to second communication node, extremely according to following information One of few time domain/frequency domain/code domain resource determined shared by the Secondary resource unit：Time-domain information, second communication node Identification information, the corresponding bandwidth information of second communication node, the frequency domain information where broadcast channel.

Optionally, according to the K values as described at least one under type is determining, further include：It is notified to described according to by the K values The mode of second communication node determines the K values according to system bandwidth；According to the corresponding bandwidth information of second communication node Determine the K values；The K values are determined according to the resource mapping method of the signal；According to second communication node feedback It sends resource number and determines the K values；The time-frequency that can be used for control channel transmission for including according to the Secondary resource unit Resource number determines the K values.

According to still another embodiment of the invention, a kind of reception device of control channel is provided, including：First determines mould Block, for determining that the demodulated reference signal port of control channel is gathered, wherein the demodulated reference signal port of the control channel Set is the subset of the second reference signal port set；Second receiving module demodulates ginseng for the control channel in the determination It examines and receives the control channel on signal port；Wherein, second reference signal end is determined at least one in the following manner Mouth set：Second reference signal port set is fixed, and second reference signal port set is according to the first communication The signaling information that node is sent obtains, and is obtained according to the demodulated reference signal set of broadcast channel, according to measuring reference signals end Mouth set obtains.

Optionally, the demodulated reference signal port set of the control channel is obtained according at least one following information：The The corresponding transmission resource information of two communication nodes, the corresponding time parameter of the control channel, the end of the demodulated reference signal Mouth set number M1, the control channel region type where the control channel, the control channel area where the control channel The corresponding time parameter in domain, the corresponding frequency domain resource index of the control channel, the control channel unit rope of the control channel Draw, the control resource group index of the control channel, receive the signaling information that the first communication node is sent, wherein the signaling is believed Breath includes the relevant information of the control channel demodulated reference signal.

Optionally, first determining module is additionally operable to assume that one or more other control channel may occupy Port in the set of three reference signal ports, third reference signal port collection are combined into second reference signal port set With the difference set of control channel demodulated reference signal port set.

Optionally, first determining module, is additionally operable in the first control channel region, the demodulation of the control channel Reference signal is second reference signal port set, and in the second control channel region, the demodulation of the control channel is joined Examine the proper subclass that signal is second reference signal port set；Control channel described in first control channel region Demodulated reference signal is fixed, is not changed over；The demodulation of control channel described in second control channel region is joined Signal is examined to change over time；The demodulated reference signal of control channel is fixed described in first control channel region , do not change with frequency domain resource；The demodulated reference signal of control channel described in second control channel region is with frequency Domain change in resources；In first control channel region, end that the demodulated reference signal according only to the control channel includes Mouth number can determine the demodulated reference signal port of the control channel, in second control channel region, according to institute The port number that the demodulated reference signal for stating control channel includes not can determine that the demodulated reference signal port of the control channel； In first control channel region, it is assumed that other control channels do not occupy the running time-frequency resource that the control channel is occupied, In second control channel region, it is assumed that other control channels occupy the running time-frequency resource that the control channel is occupied.

Optionally, the demodulated reference signal of the control channel meets at least one following feature：In the first control channel In region, it is assumed that the first communication node only sends the demodulation of the control channel in the time quantum for sending the control channel Reference signal.In the second control channel region, it is assumed that time quantum and the transmission control of first communication node in agreement The demodulated reference signal of the control channel is sent in the time quantum of channel, it is assumed that described in the time quantum of the agreement First communication node may be without the control channel of transmission second communication node.

Optionally, the same reference signal port of different control areas is accurate position altogether；Or in the first predetermined time In unit, the same reference signal port of different control areas is accurate position altogether, except the first predetermined time unit Time quantum in, the same reference signal port of different control areas does not have accurate position relationship altogether.

According to still another embodiment of the invention, a kind of sending device of control channel is provided, including：Second determines mould Block, for determining that the demodulated reference signal port of control channel is gathered, wherein the demodulated reference signal port of the control channel It is the subset of the second reference signal port set；Second sending module, in the demodulated reference signal port of the determination The control channel is sent to second communication node；Wherein, second reference is determined at least one in the following manner Signal port set：Second reference signal port set be it is fixed, second reference signal port set according to The signaling information that second communication node is sent obtains, and is obtained according to the demodulated reference signal set of broadcast channel, joins according to measuring Examine the acquisition of signal port set.

Optionally, the demodulated reference signal port set of the control channel is obtained according at least one following information：The The corresponding transmission resource information of two communication nodes, the corresponding time parameter of the control channel, the end of the demodulated reference signal Mouth set number M1, the control channel region type where the control channel, the control channel area where the control channel The corresponding time parameter in domain, the corresponding frequency domain resource index of the control channel, the control channel unit rope of the control channel Draw, the control resource group index of the control channel, receive the signaling information that the first communication node is sent, wherein the signaling is believed Breath includes the relevant information of the control channel demodulated reference signal.

Optionally, second determining module is additionally operable to send signaling information to second communication node, wherein institute State the demodulated reference signal port information that signaling information includes the control channel.

Optionally, in the case of the control channel region difference where the control channel, second determining module, It is additionally operable in the first control channel region, the demodulated reference signal of the control channel is second reference signal port collection It closes, in the second control channel region, the demodulated reference signal of the control channel is second reference signal port set Proper subclass；The demodulated reference signal of control channel is fixed described in first control channel region, is not changed at any time Become；The demodulated reference signal of control channel described in second control channel region changes over time；First control In channel region processed, the port number that the demodulated reference signal according to the control channel includes can determine the control channel Demodulated reference signal port, in second control channel region, according to the demodulated reference signal packet of the control channel The port number included not can determine that the demodulated reference signal port of the control channel；In first control channel region, Assuming that other control channels do not occupy the running time-frequency resource that the control channel is occupied, it is false in second control channel region If other control channels occupy the running time-frequency resource that the control channel is occupied.

Optionally, second determining module, is additionally operable in the first control channel region, is only sending the control letter The demodulated reference signal of the control channel is sent in the time quantum in road；In the second control channel region, agreement when Between unit and send the demodulated reference signal that the control channel is sent in the time quantum of the control channel, in the agreement Time quantum in may be without sending the control channel of second communication node.

Optionally, the minimum transmission unit of different control channel regions also meets at least one following feature：It is described Minimum transmission unit is one or more control channel resource group；The minimum transmission unit is one or more control letter Road unit；The minimum transmission unit is the resource shared by one or more candidate control channel；The minimum transmission unit The resource shared by a search space for a same polymeric degree；The minimum transmission unit is second communication node Resource shared by all search control of all degree of polymerization；The minimum transmission unit is the control channel region.

Optionally, the same reference signal port of different control areas is accurate position altogether；Or in the first predetermined time In unit, the same reference signal port of different control areas is accurate position altogether, except the first predetermined time unit Time quantum in, the same reference signal port of different control areas does not have accurate position relationship altogether.

According to still another embodiment of the invention, a kind of storage medium is additionally provided.The storage medium is set as storage and uses In the program code for executing following steps：Receive the signal of the first communication node transmission, wherein the first resource list of the signal Member is K times of Secondary resource unit, and the K is natural number；Wherein, the first resource unit is used to determine the biography of the signal Defeated parameter, the Secondary resource unit includes at least one of：Control channel resource group, control channel unit, candidate's control Channel, the search space under a degree of polymerization of control channel, the proprietary search space of the second communication node, second communication Node needs the public search space detected, all search spaces of second communication node, a control channel subband, institute State the corresponding bandwidth resources of the second communication node, the resource that the signal occupies, a Physical Resource Block PRB.

Optionally, storage medium is also configured to store the program code for executing following steps：The first resource list Member includes such as at least one lower unit：The precoding resource block group of the signal, the minimum transmission unit of the signal, the letter The resource unit of number corresponding first reference signal determines that the signal sends the least resource unit of pattern.

Optionally, storage medium is also configured to store the program code for executing following steps：Receiving described first After the signal that communication node is sent, further include：The channel that the signal is obtained according to the relative transmission parameters of the signal is estimated Evaluation.

Optionally, storage medium is also configured to store the program code for executing following steps：Described first with reference to letter Number meet at least one following characteristics：The signal and first reference signal are accurate position quasi co-location altogether 's；The channel characteristic information of the signal is obtained according to the channel characteristic information of first reference signal；First reference The port set of signal is the subset of the demodulated reference signal port set of the signal；The port institute of first reference signal With arrangement set be the demodulated reference signal of the signal used in arrangement set subset；The port of first reference signal The demodulated reference signal port intersection of sets collection of set and the signal is sky；Frequency domain resource shared by the signal is described The subset of frequency domain resource shared by one reference signal；Time-domain resource shared by the signal is shared by first reference signal The subset of time-domain resource.

Optionally, storage medium is also configured to store the program code for executing following steps：The signal includes extremely It is one of few：Control channel signal, demodulated reference signal, measuring reference signals, data channel signal.

Optionally, storage medium is also configured to store the program code for executing following steps：The first of the signal Resource unit is determined according at least to following one：It is determined according to the corresponding Secondary resource unit of the signal；According to described second The corresponding bandwidth of communication node determines；It is determined according to the control domain bandwidth of second communication node；It is corresponded to according to the signal Resource mapping method determine.

Optionally, storage medium is also configured to store the program code for executing following steps：The first of the signal Resource unit is that K times of Secondary resource unit includes at least one following feature：The frequency domain resource of the first resource unit is K times of the frequency domain resource of the Secondary resource unit；The time-domain resource of the first resource unit is the Secondary resource unit K times of time-domain resource；The running time-frequency resource number that the first resource unit includes be the Secondary resource unit include when K times of frequency resource number.

Optionally, storage medium is also configured to store the program code for executing following steps：When the signal is solution In the case of adjusting reference signal and/or measuring reference signals, determine that the least resource unit that the signal sends pattern includes：Institute The transmission pattern for stating signal determines that the transmission pattern of the signal includes at least one of according to the least resource unit： The time-domain resource that the signal occupies, the frequency domain resource that the signal occupies, the code domain resource that the signal occupies.

Optionally, storage medium is also configured to store the program code for executing following steps：It is logical to receive described first Letter node send include for signal：Receive the related letter of the first resource unit of the first communication node notice Breath, the relevant information of the Secondary resource unit is obtained according to the relevant information of the first resource unit；Receive described first The relevant information of the Secondary resource unit of communication node notice, institute is obtained according to the relevant information of the Secondary resource unit State the relevant information of first resource unit.

Optionally, storage medium is also configured to store the program code for executing following steps：Extremely according to following information One of few time domain/frequency domain/code domain resource determined shared by the Secondary resource unit：Time domain parameter, second communication node Identification information, the corresponding bandwidth information of second communication node, the frequency domain information where broadcast channel.

Optionally, storage medium is also configured to store the program code for executing following steps：The first resource list Frequency domain/code domain resource shared by member is determined according to time-domain information.

Optionally, storage medium is also configured to store the program code for executing following steps：Extremely according to following manner It is one of few to determine the K values, further include：Receive the K values of the first communication node notice；Institute is determined according to system bandwidth State K values；The K values are determined according to the corresponding bandwidth information of second communication node；According to the resource impact side of the signal Formula determines the K values；The transmission resource number fed back according to second communication node determines the K values.

Optionally, storage medium is also configured to store the program code for executing following steps：It is logical to receive described first Letter node send include for signal：Receive the type of the Secondary resource unit of the first communication node notice, institute The type for stating Secondary resource unit includes：Control channel resource group, control channel unit, candidate control channel, control channel Search space under one degree of polymerization, the proprietary search space of the second communication node, what the second communication node needs detected Public search space, all search spaces of second communication node, a control channel subband, second communication node Corresponding bandwidth resources, the resource that the signal occupies, a Physical Resource Block PRB.

According to still another embodiment of the invention, a kind of storage medium is additionally provided.The storage medium is set as storage and uses In the program code for executing following steps：Signal is sent to the second communication node, wherein the first resource unit of the signal is K times of Secondary resource unit, the K are natural number；Wherein, the first resource unit is used to determine that the related of the signal to pass Defeated parameter, the Secondary resource unit includes at least one of：Control channel resource group, control channel unit, candidate's control Channel, the search space under one degree of polymerization of control channel, the proprietary search space of second communication node, described second is logical The public search space that letter node needs detect, all search spaces of second communication node, control channel subband are described Second communication node bandwidth resources, the resource that the signal occupies, Physical Resource Block PRB.

Optionally, storage medium is also configured to store the program code for executing following steps：The first resource list Member include at least one：The precoding resource block group of the signal, the minimum transmission unit of the signal, the signal are corresponding The resource unit of first reference signal determines that the signal sends the least resource unit of pattern.

Optionally, storage medium is also configured to store the program code for executing following steps：To second communication Node sends signal：According to the relative transmission parameters of the signal signal is sent to second communication node.

Optionally, storage medium is also configured to store the program code for executing following steps：Described first with reference to letter Number meet at least one following characteristics：The signal and first reference signal are accurate position quasi co-location altogether 's；The channel characteristic information of the signal is obtained according to the channel characteristic information of first reference signal；First reference The port set of signal is the subset of the demodulated reference signal port set of the signal；The port institute of first reference signal With arrangement set be the demodulated reference signal of the signal used in arrangement set subset；The port of first reference signal The demodulated reference signal port intersection of sets collection of set and the signal is sky；Frequency domain resource shared by the signal is described The subset of frequency domain resource shared by one reference signal；Time-domain resource shared by the signal is shared by first reference signal The subset of time-domain resource.

Optionally, storage medium is also configured to store the program code for executing following steps：The signal includes extremely It is one of few：Control channel signal, demodulated reference signal, measuring reference signals, data channel signal.

Optionally, storage medium is also configured to store the program code for executing following steps：The first of the signal Resource unit is determined according at least to following one：It is determined according to the corresponding Secondary resource unit of the signal；According to described second The corresponding bandwidth of communication node determines；It is determined according to the control domain bandwidth of second communication node；It is corresponded to according to the signal Resource mapping method determine.

Optionally, storage medium is also configured to store the program code for executing following steps：The first of the signal Resource unit is that K times of Secondary resource unit includes at least one following feature：The frequency domain resource of the first resource unit is K times of the frequency domain resource of the Secondary resource unit；The time-domain resource of the first resource unit is the Secondary resource unit K times of time-domain resource；The running time-frequency resource number that the first resource unit includes be the Secondary resource unit include when K times of frequency resource number.

Optionally, storage medium is also configured to store the program code for executing following steps：When the signal is solution In the case of adjusting reference signal and/or measuring reference signals, determine that the least resource unit that the signal sends pattern includes：Institute The transmission pattern for stating signal determines that the transmission pattern of the signal includes at least one of according to the least resource unit： The time-domain resource that the signal occupies, the frequency domain resource that the signal occupies, the code domain resource that the signal occupies.

Optionally, storage medium is also configured to store the program code for executing following steps：Logical to described second Letter node is sent includes for the signal of channel estimation：The phase of the first resource unit notified to second communication node Information is closed, the relevant information of the Secondary resource unit is notified by the relevant information of the first resource unit；To described The relevant information of the first resource unit of two communication nodes notice is notified by the relevant information of the Secondary resource unit The relevant information of the first resource unit；

Optionally, storage medium is also configured to store the program code for executing following steps：Logical to described second Before believing that node sends the signal for channel estimation, determined shared by the Secondary resource unit according at least one following information Time domain/frequency domain/code domain resource：Time-domain information, the identification information of second communication node, second communication node correspond to Bandwidth information, the frequency domain information where broadcast channel.

Optionally, storage medium is also configured to store the program code for executing following steps：The first resource list Frequency domain/code domain resource shared by member is determined according to time-domain information.

Optionally, storage medium is also configured to store the program code for executing following steps：Extremely according to such as under type It is one of few to determine the K values, further include：It is notified to the mode of second communication node, according to system band according to by the K values Width determines the K values；The K values are determined according to the corresponding bandwidth information of second communication node；According to the money of the signal Source mapping mode determines the K values；The transmission resource number fed back according to second communication node determines the K values；According to The running time-frequency resource number that the Secondary resource unit included can be used for control channel transmission determines the K values.

Optionally, storage medium is also configured to store the program code for executing following steps：To the second communication node Sending signal includes：The type of the Secondary resource unit notified to second communication node, the Secondary resource unit Type include：Control channel resource group, control channel unit, candidate control channel, under a degree of polymerization of control channel Search space, the proprietary search space of the second communication node, second communication node need the public search space detected, institute State all search spaces of the second communication node, a control channel subband, the corresponding bandwidth resources of second communication node, The resource that the signal occupies, a Physical Resource Block PRB.

According to still another embodiment of the invention, a kind of storage medium is additionally provided.The storage medium is set as storage and uses In the program code for executing following steps：Determine the demodulated reference signal port set of control channel, wherein the control channel Demodulated reference signal port set be the second reference signal port set subset；Ginseng is demodulated in the control channel of the determination It examines and receives the control channel on signal port；Wherein, second reference signal end is determined at least one in the following manner Mouth set：Second reference signal port set is fixed, and second reference signal port set is according to the first communication The signaling information that node is sent obtains, and is obtained according to the demodulated reference signal set of broadcast channel, according to measuring reference signals end Mouth set obtains.

Optionally, storage medium is also configured to store the program code for executing following steps：The control channel Demodulated reference signal port set is obtained according at least one following information：The corresponding transmission resource information of second communication node, The corresponding time parameter of the control channel, the port set number M1 of the demodulated reference signal, where the control channel Control channel region type, the corresponding time parameter of control channel region where the control channel, the control channel Corresponding frequency domain resource index, the control channel unit index of the control channel, the control resource group rope of the control channel Draw.

Optionally, storage medium is also configured to store the program code for executing following steps：The transmission resource is full At least one sufficient following characteristics：There are one-to-one relationships between the transmission resource and demodulated reference signal port；The hair There are one-to-one relationships between sending resource and demodulated reference signal port to gather；The multiple transmission resource correspondence one is identical Demodulated reference signal port；When the corresponding transmission resource changing of the second communication node, second reference signal port collection Conjunction is changed accordingly.

Optionally, storage medium is also configured to store the program code for executing following steps：The control channel Demodulated reference signal port set meets one of following feature：The demodulated reference signal port of the control channel is integrated into difference Time quantum be variable；It is variable that the demodulated reference signal port of the control channel, which is integrated into different frequency domain resources, 's.

Optionally, storage medium is also configured to store the program code for executing following steps：The control channel Demodulated reference signal port set obtains one of in the following way：Detect the reference in the set of second reference signal port Signal selects one or more according to the receptivity of the reference signal in second reference signal port is gathered Reference signal port constitutes the demodulated reference signal port set of the control channel；Gather in second reference signal port Each reference signal port on detect control channel, detect the demodulation that successful sets of reference signals constitutes the control channel Gather reference signal port；What the demodulated reference signal port set of the control channel was sent according to first communication node Signaling information obtains.

Optionally, storage medium is also configured to store the program code for executing following steps：Determine control channel Gather demodulated reference signal port：Assuming that one or more other control channel may occupy third reference signal port Port in set, third reference signal port collection are combined into second reference signal port set and the control channel The difference set of demodulated reference signal port set.

Optionally, storage medium is also configured to store the program code for executing following steps：In the control channel In the case of the control channel region difference at place, the determination method of the demodulated reference signal of the control channel is different, and/or The minimum transmission unit of the detection method difference of the control channel and/or the demodulated reference signal of the control channel is different.

Optionally, storage medium is also configured to store the program code for executing following steps：Determine control channel Demodulated reference signal port set includes at least one of：In the first control channel region, the demodulation of the control channel Reference signal is second reference signal port set, and in the second control channel region, the demodulation of the control channel is joined Examine the proper subclass that signal is second reference signal port set；Control channel described in first control channel region Demodulated reference signal is fixed, is not changed over；The demodulation of control channel described in second control channel region is joined Signal is examined to change over time；The demodulated reference signal of control channel is fixed described in first control channel region , do not change with frequency domain resource；The demodulated reference signal of control channel described in second control channel region is with frequency Domain change in resources；In first control channel region, end that the demodulated reference signal according only to the control channel includes Mouth number can determine the demodulated reference signal port of the control channel, in second control channel region, according to institute The port number that the demodulated reference signal for stating control channel includes not can determine that the demodulated reference signal port of the control channel； In first control channel region, it is assumed that other control channels do not occupy the running time-frequency resource that the control channel is occupied, In second control channel region, it is assumed that other control channels occupy the running time-frequency resource that the control channel is occupied.

Optionally, storage medium is also configured to store the program code for executing following steps：Different control channel areas The demodulated reference signal port of control channel described in domain meets at least one following feature：It is controlled described in different control areas The demodulated reference signal port number of channel is identical；The demodulated reference signal port of control channel described in one control channel region Set is the subset of the demodulated reference signal port set of control channel described in another control area.

Optionally, storage medium is also configured to store the program code for executing following steps：Different control channel areas Domain meets at least one following feature：The intersection of different control channel regions is sky；When different control channel regions belong to identical Between unit；Different control channel regions are multiplexed by time-division and/or frequency division and/or code point mode；Different control channel regions Union is identical with system bandwidth in frequency domain；Different control channel regions and be integrated into the band of frequency domain and second communication node Width is identical.

Optionally, storage medium is also configured to store the program code for executing following steps：Control channel region is full At least one following feature of foot：The control channel area that time quantum described in time parameter acquisition of information according to time quantum includes Field type；The configuration information that first communication node is sent indicates the time quantum where different control channel regions, and/or Running time-frequency resource where different control channel regions.

Optionally, storage medium is also configured to store the program code for executing following steps：The control channel Demodulated reference signal meets at least one following feature：In the first control channel region, it is assumed that the first communication node is only being sent out Send the demodulated reference signal that the control channel is sent in the time quantum of the control channel；In the second control channel region In, it is assumed that the first communication node sends the control in the time quantum of agreement and the time quantum of the transmission control channel The demodulated reference signal of channel, it is assumed that the first communication node described in the time quantum of the agreement may be without described in transmission The control channel of second communication node.

Optionally, storage medium is also configured to store the program code for executing following steps：The control channel The minimum transmission unit of demodulated reference signal also meets at least one following feature：It is described minimum transmission unit be one or The multiple control channel resource groups of person；The minimum transmission unit is one or more control channel unit；The minimum transmission Unit is the resource shared by one or more candidate control channel；, the minimum transmission unit be a same polymeric degree Resource shared by one search space；The minimum transmission unit is that all of all degree of polymerization of second communication node search The shared resource of rope control；The minimum transmission unit is the control channel region.

Optionally, storage medium is also configured to store the program code for executing following steps：In the first predetermined time In unit, the same reference signal port of different control areas is accurate position altogether, except the second predetermined time unit Time quantum in, the same reference signal port of different control areas does not have accurate position relationship altogether.

According to still another embodiment of the invention, a kind of storage medium is additionally provided.The storage medium is set as storage and uses In the program code for executing following steps：Determine the demodulated reference signal port set of control channel, wherein the control channel Demodulated reference signal port be the second reference signal port set subset；On the demodulated reference signal port of the determination The control channel is sent to second communication node；Wherein, second reference is determined at least one in the following manner Signal port set：Second reference signal port set be it is fixed, second reference signal port set according to The signaling information that second communication node is sent obtains, and is obtained according to the demodulated reference signal set of broadcast channel, joins according to measuring Examine the acquisition of signal port set.

Optionally, storage medium is also configured to store the program code for executing following steps：The control channel Demodulated reference signal port set is obtained according at least one following information：The corresponding transmission resource information of second communication node, The corresponding time parameter of the control channel, the port set number M1 of the demodulated reference signal, where the control channel Control channel region type, the corresponding time parameter of control channel region where the control channel, the control channel Corresponding frequency domain resource index, the control channel unit index of the control channel, the control resource group rope of the control channel Draw.

Optionally, storage medium is also configured to store the program code for executing following steps：The transmission resource is full At least one sufficient following characteristics：There are one-to-one relationships between the transmission resource and demodulated reference signal port；The hair There are one-to-one relationships between sending resource and demodulated reference signal port to gather；The multiple transmission resource correspondence one is identical Demodulated reference signal port；When the corresponding transmission resource changing of the second communication node, second reference signal port collection Conjunction is changed accordingly.

Optionally, storage medium is also configured to store the program code for executing following steps：The control channel Demodulated reference signal port set meets one of following feature：The demodulated reference signal port of the control channel is integrated into difference Time quantum be variable；It is variable that the demodulated reference signal port of the control channel, which is integrated into different frequency domain resources, 's.

Optionally, storage medium is also configured to store the program code for executing following steps：Determine control channel Gather demodulated reference signal port：Signaling information is sent to second communication node, wherein the signaling information includes The demodulated reference signal port information of the control channel.

Optionally, storage medium is also configured to store the program code for executing following steps：The control channel institute Control channel region it is different, the determination method of the demodulated reference signal of the control channel is different and/or the control is believed The sending method in road is different.

Optionally, storage medium is also configured to store the program code for executing following steps：In the control channel In the case of the control channel region difference at place, determine that the demodulated reference signal port set of the control channel includes as follows At least one method：In the first control channel region, the demodulated reference signal of the control channel is the second reference letter Number port set, in the second control channel region, the demodulated reference signal of the control channel is second reference signal The proper subclass of port set；The demodulated reference signal of control channel described in first control channel region is fixed, no It changes over time；The demodulated reference signal of control channel described in second control channel region changes over time；Institute It states in the first control channel region, the port number that the demodulated reference signal according to the control channel includes can determine described Joined according to the demodulation of the control channel in second control channel region demodulated reference signal port of control channel Examine the demodulated reference signal port that the port number that signal includes not can determine that the control channel；In first control channel On region, it is assumed that other control channels do not occupy the running time-frequency resource that the control channel is occupied, in second control channel area On domain, it is assumed that other control channels occupy the running time-frequency resource that the control channel is occupied.

Optionally, storage medium is also configured to store the program code for executing following steps：Different control channel areas The demodulated reference signal port of control channel described in domain meets at least one following feature：It is controlled described in different control areas The demodulated reference signal port number of channel is identical；The demodulated reference signal port of control channel described in one control channel region Set is the subset of the demodulated reference signal port set of control channel described in another control area.

Optionally, storage medium is also configured to store the program code for executing following steps：Different control channel areas Domain meets at least one following feature：The intersection of different control channel regions is sky；When different control channel regions belong to identical Between unit；Different control channel region time domain overlappings；Different control channel regions pass through time-division and/or frequency division and/or code point Mode is multiplexed；Different control channel region unions take system bandwidth.

Optionally, storage medium is also configured to store the program code for executing following steps：Control channel region is logical Under type such as is crossed to determine：The control channel region that time quantum includes described in time parameter acquisition of information according to time quantum.

Optionally, storage medium is also configured to store the program code for executing following steps：Determine control channel Gather demodulated reference signal port：Configuration information is sent to second communication node, wherein the configuration information instruction Running time-frequency resource where time quantum where different control channel regions, and/or different control channel regions.

Optionally, storage medium is also configured to store the program code for executing following steps：Determine control channel Gather demodulated reference signal port：In the first control channel region, only in the time quantum for sending the control channel The middle demodulated reference signal for sending the control channel；In the second control channel region, the time quantum in agreement and transmission The demodulated reference signal that the control channel is sent in the time quantum of the control channel, in the time quantum of the agreement It may be without the control channel of transmission second communication node.

Optionally, storage medium is also configured to store the program code for executing following steps：First control zone The minimum transmission unit that the reference signal of the minimum unit that the reference signal in domain is sent and second control area is sent is different.

Optionally, storage medium is also configured to store the program code for executing following steps：Different control channel areas The minimum transmission unit in domain also meets at least one following feature：In first control channel region in search space Resource shared by candidate control channel is the minimum transmission unit；The one of same polymeric degree in first control channel region Resource shared by a search space is the minimum transmission unit；All degree of polymerization is all in first control channel region Resource shared by search space is the minimum transmission unit；The minimum that the second control channel region internal reference signals are sent Unit is second control channel region；The minimum unit that the second control channel region internal reference signals are sent is entire System bandwidth.

Optionally, storage medium is also configured to store the program code for executing following steps：In the first predetermined time In unit, the same reference signal port of different control areas is accurate position altogether, except the second predetermined time unit Time quantum in, the same reference signal port of different control areas does not have accurate position relationship altogether.

Through the invention, the signal that the first communication node is sent is received, wherein the first resource unit of signal is the second money K times of source unit, K are natural number；Wherein, first resource unit is used to determine the configured transmission of signal, Secondary resource unit packet Include at least one of：Control channel resource group, control channel unit, candidate control channel, a degree of polymerization of control channel Under search space, the proprietary search space of the second communication node, the second communication node needs the public search space that detects, the All search spaces of two communication nodes, a control channel subband, the corresponding bandwidth resources of the second communication node, signal occupy Resource, a Physical Resource Block PRB.Due to being above-mentioned the second money provided for the signal first resource unit of channel estimation K times of source unit carries out channel estimation according to the signal and so that channel estimation is more acurrate, therefore, can solve in the related technology It uses and is sent in mechanism and/or wave beam mechanism transmission signal process by the control channel of demodulated reference signal of DMRS, how to be carried The problem of accuracy of high channel estimation.

Description of the drawings

Attached drawing described herein is used to provide further understanding of the present invention, and is constituted part of this application, this hair Bright illustrative embodiments and their description are not constituted improper limitations of the present invention for explaining the present invention.In the accompanying drawings：

Fig. 1 is a kind of hardware block diagram of the mobile terminal of signal acceptance method of the embodiment of the present invention；

Fig. 2 is the flow chart of signal acceptance method according to the ... of the embodiment of the present invention；

Fig. 3 is the flow chart of signaling method according to the ... of the embodiment of the present invention；

Fig. 4 is the flow chart of the method for reseptance of control channel according to the ... of the embodiment of the present invention；

Fig. 5 is the flow chart of the sending method of control channel according to the ... of the embodiment of the present invention；

Fig. 6 is the schematic diagram one of the PRG of control channel according to the ... of the embodiment of the present invention；

Fig. 7 is the schematic diagram two of the PRG of control channel according to the ... of the embodiment of the present invention；

Fig. 8 is the schematic diagram three of the PRG of control channel according to the ... of the embodiment of the present invention；

Fig. 9 is the schematic diagram four of the PRG of control channel according to the ... of the embodiment of the present invention；

Figure 10 is the schematic diagram five of the PRG of control channel according to the ... of the embodiment of the present invention；

Figure 11 is the schematic diagram six of the PRG of control channel according to the ... of the embodiment of the present invention；

Figure 12 is the schematic diagram seven of the PRG of control channel according to the ... of the embodiment of the present invention；

Figure 13 is the schematic diagram of minimum transmission unit according to the ... of the embodiment of the present invention；

Figure 14 is the schematic diagram one of demodulated reference signal in control channel according to the ... of the embodiment of the present invention；

Figure 15 is the schematic diagram two of demodulated reference signal in control channel according to the ... of the embodiment of the present invention；

Figure 16 is the schematic diagram three of demodulated reference signal in control channel according to the ... of the embodiment of the present invention；

Figure 17 is the schematic diagram four of demodulated reference signal in control channel according to the ... of the embodiment of the present invention；

Figure 18 is the schematic diagram one of control channel region according to the ... of the embodiment of the present invention；

Figure 19 is the schematic diagram two of control channel region according to the ... of the embodiment of the present invention；

Figure 20 is the schematic diagram one of downlink transfer according to the ... of the embodiment of the present invention；

Figure 21 is the schematic diagram three of control channel region according to the ... of the embodiment of the present invention；

Figure 22 is the schematic diagram two of downlink transfer according to the ... of the embodiment of the present invention；

Figure 23 is the schematic diagram three of downlink transfer according to the ... of the embodiment of the present invention；

Figure 24 is acquisition demodulated reference signal pattern schematic diagram according to the ... of the embodiment of the present invention；

Figure 25 is the schematic diagram one of control domain subband according to the ... of the embodiment of the present invention；

Figure 26 is the schematic diagram two of control domain subband according to the ... of the embodiment of the present invention；

Figure 27 is frequency domain resource according to the ... of the embodiment of the present invention schematic diagram corresponding with the port of demodulated reference signal set；

Figure 28 is control channel unit CCE according to the ... of the embodiment of the present invention corresponding with the port of demodulated reference signal set Schematic diagram；

Figure 29 is the schematic diagram of PRG units according to the ... of the embodiment of the present invention；

Figure 30 is the structure diagram of signal receiving device according to the ... of the embodiment of the present invention；

Figure 31 is the structure diagram of sender unit according to the ... of the embodiment of the present invention；

Figure 32 is the structure diagram of the reception device of control channel according to the ... of the embodiment of the present invention；

Figure 33 is the structure diagram of the sending device of control channel according to the ... of the embodiment of the present invention.

Specific implementation mode

Come that the present invention will be described in detail below with reference to attached drawing and in conjunction with the embodiments.It should be noted that not conflicting In the case of, the features in the embodiments and the embodiments of the present application can be combined with each other.

It should be noted that term " first " in description and claims of this specification and above-mentioned attached drawing, " Two " etc. be for distinguishing similar object, without being used to describe specific sequence or precedence.

Embodiment 1

The embodiment of the method that the embodiment of the present application 1 is provided can be in mobile terminal, terminal or similar fortune It calculates and is executed in device.For running on mobile terminals, Fig. 1 is a kind of movement of signal acceptance method of the embodiment of the present invention The hardware block diagram of terminal.As shown in Figure 1, mobile terminal 10 may include one or more (only showing one in figure) processing Device 102 (processor 102 can include but is not limited to the processing unit of Micro-processor MCV or programmable logic device FPGA etc.), Memory 104 for storing data and the transmitting device 106 for communication function.Those of ordinary skill in the art can be with Understand, structure shown in FIG. 1 is only to illustrate, and does not cause to limit to the structure of above-mentioned electronic device.For example, mobile terminal 10 It may also include than shown in Fig. 1 more either less components or with the configuration different from shown in Fig. 1.

Memory 104 can be used for storing the software program and module of application software, such as the signal in the embodiment of the present invention Corresponding program instruction/the module of method of reseptance, processor 102 by operation be stored in software program in memory 104 and Module realizes above-mentioned method to perform various functions application and data processing.Memory 104 may include high speed with Machine memory, may also include nonvolatile memory, as one or more magnetic storage device, flash memory or other it is non-easily The property lost solid-state memory.In some instances, memory 104 can further comprise remotely located relative to processor 102 deposit Reservoir, these remote memories can pass through network connection to mobile terminal 10.The example of above-mentioned network is including but not limited to mutual Networking, intranet, LAN, mobile radio communication and combinations thereof.

Transmitting device 106 is used to receive via a network or transmission data.Above-mentioned network specific example may include The wireless network that the communication providers of mobile terminal 10 provide.In an example, transmitting device 106 includes a Network adaptation Device (Network Interface Controller, NIC), can be connected with other network equipments by base station so as to it is mutual Networking is communicated.In an example, transmitting device 106 can be radio frequency (Radio Frequency, RF) module, use In wirelessly being communicated with internet.

A kind of signal acceptance method running on above-mentioned mobile terminal is provided in the present embodiment, and Fig. 2 is according to this hair The flow chart of the signal acceptance method of bright embodiment, as shown in Fig. 2, the flow includes the following steps：

Step S202 receives the signal that the first communication node is sent, wherein the first resource unit of signal is Secondary resource K times of unit, K are natural number；First resource unit is used to determine the configured transmission of signal, Secondary resource unit include with down toward It is one of few：Control channel resource group, control channel unit, candidate control channel, the search under a degree of polymerization of control channel Space, the proprietary search space of the second communication node, the second communication node need the public search space detected, the second communication section All search spaces of point, a control channel subband, the corresponding bandwidth resources of the second communication node, the resource that signal occupies, One Physical Resource Block PRB.

Through the above steps, due to being the above-mentioned Secondary resource list provided for the signal first resource unit of channel estimation K times of member carries out channel estimation according to the signal and so that channel estimation is more acurrate, therefore, can solve to use in the related technology Mechanism is sent as the control channel of demodulated reference signal using DMRS and/or wave beam mechanism is sent in signal process, how to improve letter The problem of accuracy of road estimation.

Optionally, first resource unit includes such as at least one lower unit：The precoding resource block group of signal, signal is most Small transmission unit, the resource unit of corresponding first reference signal of signal determine that signal sends the least resource unit of pattern.

Optionally, after receiving the signal that the first communication node is sent, further include：According to the relative transmission parameters of signal Obtain the channel estimation value of signal.

Optionally, the first reference signal meets at least one following characteristics：Signal and the first reference signal are accurate positions altogether Quasi co-location's；The channel characteristic information of signal is obtained according to the channel characteristic information of the first reference signal；First The port set of reference signal is the subset of the demodulated reference signal port set of signal；Sequence used in the port of first reference signal Row set is the subset of the arrangement set used in the demodulated reference signal of signal；Port set and the signal of first reference signal Demodulated reference signal port intersection of sets collection is sky；Frequency domain resource shared by signal is the frequency domain resource shared by the first reference signal Subset；Time-domain resource shared by signal is the subset of the time-domain resource shared by the first reference signal.

Optionally, signal include at least one：Control channel signal, demodulated reference signal, measuring reference signals, data letter Road signal.

Optionally, the first resource unit of signal is determined according at least to following one：According to the corresponding Secondary resource of signal Unit determines；It is determined according to the corresponding bandwidth of the second communication node；It is determined according to the control domain bandwidth of the second communication node；According to The corresponding resource mapping method of signal determines.

Optionally, it includes at least one following feature that the first resource unit of signal, which is K times of Secondary resource unit,：First The frequency domain resource of resource unit is K times of the frequency domain resource of Secondary resource unit；The time-domain resource of first resource unit is second K times of the time-domain resource of resource unit；The running time-frequency resource number that first resource unit includes be Secondary resource unit include when K times of frequency resource number.

Optionally, in the case that the signal is demodulated reference signal and/or measuring reference signals, the signal is most Small transmission unit meets at least one following characteristics：The corresponding frequency domain length of the minimum transmission unit be the transmission signal Minimum frequency domain unit；The minimum transmission unit is the identical minimum unit of the signal precoding；The minimum transmission unit Corresponding frequency domain length is the identical minimum frequency domain unit of the signal precoding；The corresponding time domain of the minimum transmission unit And/or frequency domain is that the signal time domain and/or frequency domain can be with the least resource units of interpolation；It is described minimum transmission unit in when The demodulated reference signal of frequency resource is the signal.

Optionally, in the case that signal is demodulated reference signal and/or measuring reference signals, determine that signal sends pattern Least resource unit include：The transmission pattern of signal determines that the transmission pattern of signal includes following according to least resource unit At least one：The time-domain resource that signal occupies, the frequency domain resource that signal occupies, the code domain resource that signal occupies.

Optionally, the transmission of the first communication node of reception includes for signal：Receive the first of the first communication node notice The relevant information of resource unit obtains the relevant information of Secondary resource unit according to the relevant information of first resource unit；It receives The relevant information of the Secondary resource unit of first communication node notice, the first money is obtained according to the relevant information of Secondary resource unit The relevant information of source unit.In another example the PRG of the corresponding control channel of base station notice terminal, terminal are obtained with terminal-pair The degree of polymerization for the candidate control channel answered.For example PRG is K times of CCE, then the degree of polymerization of candidate control channel channel at this time For：

Optionally, time domain/frequency domain/code domain resource shared by Secondary resource unit is determined according at least one following information： Time domain parameter, Cell Radio Network Temporary Identifier/Identity, Cell-RNTI (the Cell Radio Network Temporary of the second communication node Identifier, referred to as C-RNTI), the corresponding bandwidth information of the second communication node, the frequency domain information where broadcast channel.

Optionally, the frequency domain shared by first resource unit/code domain resource is determined according to time-domain information.

Optionally, according to the true defining K value of at least one following manner, further include：Receive the K values of the first communication node notice； According to the true defining K value of system bandwidth；According to the true defining K value of the corresponding bandwidth information of the second communication node；According to the resource impact of signal The true defining K value of mode；The true defining K value of transmission resource number fed back according to the second communication node.

Optionally, the transmission of the first communication node of reception includes for signal：Receive the second of the first communication node notice The type of the type of resource unit, Secondary resource unit includes：Control channel resource group, control channel unit, candidate's control letter Road, the search space under a degree of polymerization of control channel, the proprietary search space of the second communication node, the second communication node need The public search space to be detected, all search spaces of the second communication node, a control channel subband, the second communication node Corresponding bandwidth resources, the resource that signal occupies, a Physical Resource Block PRB.

Optionally, the mode of the notice of first communication node includes：Dynamic signaling, and/or high-rise semi-static signaling.

A kind of signaling method running on above-mentioned mobile terminal is provided in the present embodiment, and Fig. 3 is according to this hair The flow chart of the signaling method of bright embodiment, as shown in figure 3, the flow includes the following steps：

Step S302 sends signal to the second communication node, wherein the first resource unit of signal is Secondary resource unit K times, K is natural number；First resource unit is used to determine the configured transmission of signal, Secondary resource unit include it is following at least it One：Control channel resource group, control channel unit, candidate control channel, the search space under one degree of polymerization of control channel, The proprietary search space of two communication nodes, the second communication node need the public search space detected, the institute of the second communication node There are search space, control channel subband, the second communication node bandwidth resources, the resource that signal occupies, Physical Resource Block PRB.

Through the above steps, due to being the above-mentioned Secondary resource list provided for the signal first resource unit of channel estimation K times of member carries out channel estimation according to the signal and so that channel estimation is more acurrate, therefore, can solve to use in the related technology Mechanism is sent as the control channel of demodulated reference signal using DMRS and/or wave beam mechanism is sent in signal process, how to improve letter The problem of accuracy of road estimation.

Optionally, first resource unit include at least one：The precoding resource block group of signal, the minimum of signal send list Member, the resource unit of corresponding first reference signal of signal determine that signal sends the least resource unit of pattern.

Optionally, sending signal to the second communication node includes：According to the relative transmission parameters of signal to the second communication section Point sends signal.

Optionally, the first reference signal meets at least one following characteristics：Signal and the first reference signal are accurate positions altogether Quasi co-location's；The channel characteristic information of signal is obtained according to the channel characteristic information of the first reference signal；First The port set of reference signal is the subset of the demodulated reference signal port set of signal；Sequence used in the port of first reference signal Row set is the subset of the arrangement set used in the demodulated reference signal of signal；Port set and the signal of first reference signal Demodulated reference signal port intersection of sets collection is sky；Frequency domain resource shared by signal is the frequency domain resource shared by the first reference signal Subset；Time-domain resource shared by signal is the subset of the time-domain resource shared by the first reference signal.

Optionally, signal include at least one：Control channel signal, demodulated reference signal, measuring reference signals, data letter Road signal.

Optionally, the first resource unit of signal is determined according at least to following one：According to the corresponding Secondary resource of signal Unit determines；It is determined according to the corresponding bandwidth of the second communication node；It is determined according to the control domain bandwidth of the second communication node；According to The corresponding resource mapping method of signal determines.

Optionally, it includes at least one following feature that the first resource unit of signal, which is K times of Secondary resource unit,：First The frequency domain resource of resource unit is K times of the frequency domain resource of Secondary resource unit；The time-domain resource of first resource unit is second K times of the time-domain resource of resource unit；The running time-frequency resource number that first resource unit includes be Secondary resource unit include when K times of frequency resource number.

Optionally, in the case that signal is demodulated reference signal and/or measuring reference signals, determine that signal sends pattern Least resource unit include：The transmission pattern of signal determines that the transmission pattern of signal includes following according to least resource unit At least one：The time-domain resource that signal occupies, the frequency domain resource that signal occupies, the code domain resource that signal occupies.

Optionally, include in the signal to the transmission of the second communication node for channel estimation：It is notified to the second communication node First resource unit relevant information, the related letter of Secondary resource unit is notified by the relevant information of first resource unit Breath；The relevant information of the first resource unit notified to the second communication node is notified by the relevant information of Secondary resource unit The relevant information of first resource unit；

Optionally, to the second communication node send for channel estimation signal before, according to following information at least it One determines time domain/frequency domain/code domain resource shared by Secondary resource unit：Time-domain information, the identification information of the second communication node, the The corresponding bandwidth information of two communication nodes, the frequency domain information where broadcast channel, wherein the identification information can be cell without Line Network Temporary Identifier C-RNTI or NR-RNTI etc..

Optionally, the frequency domain shared by first resource unit/code domain resource is determined according to time-domain information.

Optionally, according to the true defining K value of at least one such as under type, further include：It is notified to the second communication node according to by K values Mode, according to the true defining K value of system bandwidth；According to the true defining K value of the corresponding bandwidth information of the second communication node；According to the money of signal The true defining K value of source mapping mode；The true defining K value of transmission resource number fed back according to the second communication node.

Optionally, sending signal to the second communication node includes：The Secondary resource unit notified to the second communication node The type of type, Secondary resource unit includes：Control channel resource group, control channel unit, candidate control channel, control channel A degree of polymerization under search space, the proprietary search space of the second communication node, the second communication node needs the public affairs that detect Search space altogether, all search spaces of the second communication node, a control channel subband, the corresponding bandwidth of the second communication node Resource, the resource that signal occupies, a Physical Resource Block PRB.

A kind of method of reseptance for the control channel running on above-mentioned mobile terminal is provided in the present embodiment, and Fig. 4 is root According to the flow chart of the method for reseptance of the control channel of the embodiment of the present invention, as shown in figure 4, the flow includes the following steps：

Step S402 determines the demodulated reference signal port set of control channel, wherein the demodulation reference of control channel is believed Number port set is the subset of the second reference signal port set；

Step S404 receives control channel on determining control channel demodulated reference signal port；

Wherein, the second reference signal port set is determined at least one in the following manner：Second reference signal port collection Conjunction is fixed, and the second reference signal port set is obtained according to the signaling information that the first communication node is sent, and is believed according to broadcast The demodulated reference signal set in road obtains, and is gathered according to measuring reference signals port and is obtained.

Through the above steps, since the demodulated reference signal port of determining control channel set is the second reference signal end The subset of mouth set carries out channel estimation according to the signal transmitted in the control channel and so that channel estimation is more acurrate, therefore, It can solve to use in the related technology and send mechanism and/or the transmission of wave beam mechanism by the control channel of demodulated reference signal of DMRS In signal process, the problem of how improving the accuracy of channel estimation.

Optionally, the demodulated reference signal port set of control channel is obtained according at least one following information：Second is logical Believe that the corresponding transmission resource information of node, the port of the corresponding time parameter of control channel, demodulated reference signal gather number M1, Control channel region type where control channel, the corresponding time parameter of control channel region where control channel, control The corresponding frequency domain resource index of channel, the control channel unit index of control channel, the control resource group index of control channel connect The signaling information for receiving the transmission of the first communication node, wherein the signaling information includes the control channel demodulated reference signal Relevant information；Wherein, it is in the communication link for receive the signal that the first communication node is sent to send resource, and the first communication node is adopted Transmission resource, the transmission resource of the first communication node, it includes at least one following resource type to send resource：Send wave beam Resource, sending port resource send pre-coding matrix resource, and sending time resource sends frequency domain resource, sends sequence resources, Wherein, it is that the first communication node sends resource used by signal to send resource.Wherein, different control channel regions include：Institute It states the first communication node and assumes that in first control area be SU-MIMO transmission modes；First communication node assumes institute State in the first control area be SU-MIMO and MU-MIMO mixed transmission modes.Optionally, it sends resource and meets following characteristics At least one：There are one-to-one relationships between transmission resource and demodulated reference signal port；Send resource and demodulation reference letter There are one-to-one relationships between the set of number port；Multiple transmission resources correspond to an identical demodulated reference signal port；When When the corresponding transmission resource changing of the second communication node, the second reference signal port set is changed accordingly.The transmission Port is the port used in reference signal.

Optionally, the demodulated reference signal port set of control channel meets one of following feature：The demodulation of control channel It is variable that reference signal port, which is integrated into different time quantums,；The demodulated reference signal port of control channel is integrated into difference Frequency domain resource in be variable.

Optionally, the demodulated reference signal port set of control channel obtains one of in the following way：The second ginseng of detection The reference signal in signal port set is examined, according to the receptivity of reference signal, is selected in the second reference signal port is gathered Select the demodulated reference signal port set that one or more reference signal port constitutes control channel；At the second reference signal end Control channel is detected on each reference signal port of mouth set, detects the solution that successful sets of reference signals constitutes control channel Adjust reference signal port set；The demodulated reference signal port set of control channel is believed according to the signaling that the first communication node is sent Breath obtains.

Optionally, the demodulated reference signal port set of the control channel meets at least one following characteristics：Assuming that institute The demodulated reference signal port set for stating control channel includes up to M2 reference signal, wherein M2 is natural number；Assuming that described The demodulated reference signal port set of control channel includes M2 reference signal, wherein M2 is natural number.

Optionally it is determined that the demodulated reference signal port set of control channel includes：Assuming that one or more other control Channel processed may occupy the port in the set of third reference signal port, and third reference signal port collection is combined into the second reference signal Port is gathered and the difference set of control channel demodulated reference signal port set.

Optionally, in the case of the control channel region difference where control channel, the demodulation reference of control channel is believed Number determination method is different and/or the detection method of control channel is different and/or the demodulated reference signal of control channel most Small transmission unit is different.

Optionally it is determined that the demodulated reference signal port set of control channel includes at least one of：In the first control In channel region, the demodulated reference signal of control channel is the second reference signal port set, in the second control channel region, The demodulated reference signal of control channel is the proper subclass of the second reference signal port set；Letter is controlled in first control channel region The demodulated reference signal in road is fixed, is not changed over；The demodulation reference letter of control channel in second control channel region It number changes over time；The demodulated reference signal of control channel is fixed in first control channel region, is not provided with frequency domain Source and change；The demodulated reference signal of control channel is changed with frequency domain resource in second control channel region；First control In channel region, the port number that the demodulated reference signal according only to control channel includes can determine the demodulation ginseng of control channel Signal port is examined, in the second control channel region, the port number that the demodulated reference signal according to control channel includes cannot Determine the demodulated reference signal port of control channel；In the first control channel region, it is assumed that other control channels do not occupy control The running time-frequency resource that channel processed occupies, in the second control channel region, it is assumed that other control channels occupy what control channel was occupied Running time-frequency resource.

Optionally, in different control channel regions the demodulated reference signal port of control channel meet following feature at least it One：The demodulated reference signal port number of control channel is identical in different control areas；Control channel in one control channel region Demodulated reference signal port set be another control area control channel demodulated reference signal port set subset.

Optionally, different control channel regions meet at least one following feature：The intersection of different control channel regions is It is empty；Different control channel regions belong to same time unit；Different control channel regions by time-division and/or frequency division, and/or A code point mode is multiplexed；Different control channel region unions are identical with system bandwidth in frequency domain；The union of different control channel regions Conjunction is identical in the bandwidth of frequency domain and the second communication node.

Optionally, control channel region meets at least one following feature：It is obtained according to the time parameter information of time quantum Take the control channel region type that time quantum includes；The configuration information that first communication node is sent indicates different control channel areas Running time-frequency resource where time quantum where domain, and/or different control channel regions.

Optionally, the demodulated reference signal of control channel meets at least one following feature：In the first control channel region In, it is assumed that the first communication node only sends the demodulated reference signal of control channel in the time quantum for sending control channel； In second control channel region, it is assumed that the first communication node is in the time quantum of agreement and the time quantum of transmission control channel Send the demodulated reference signal of control channel, it is assumed that the first communication node may be without sending second in the time quantum of agreement The control channel of communication node.

Optionally, the minimum transmission unit meets at least one following feature：The minimum transmission unit is the ginseng Examine the corresponding precoding resource unit of signal；If the reference signal is sent, the minimum transmission unit is to send the ginseng Examine the least resource unit of signal；The minimum transmission unit is the least resource unit of the reference signal time-frequency interpolation

Optionally, the minimum transmission unit of the demodulated reference signal of control channel also meets at least one following feature：Most Small transmission unit is one or more control channel resource group；Minimum transmission unit is one or more control channel list Member；Minimum transmission unit is the resource shared by one or more candidate control channel；Minimum transmission unit is one identical poly- Resource shared by a right search space；Minimum transmission unit is all search of all degree of polymerization of the second communication node The shared resource of control；Minimum transmission unit channel region in order to control.

Optionally, the same reference signal port of different control areas is accurate position altogether；Or in the first predetermined time In unit, the same reference signal port of different control areas is accurate position altogether, except the first predetermined time unit Time quantum in, the same reference signal port of different control areas does not have accurate position relationship altogether.

Optionally, it is the son of the second reference signal port set in the demodulated reference signal port set for determining control channel Before collection, further include：Receive the configuration information of the first communication node transmission, wherein configuration information indicates different control channel areas Running time-frequency resource where time quantum where domain, and/or different control channel region, configuration information is in the following way at least One of send：Broadcast message is sent, and high-level signaling is sent, and dynamic signaling is sent, the rule of agreement.

Optionally, wherein being that accurate position (quasi co-location) altogether is indicated between different reference signals, a ginseng Examining the large scale characteristic of channel parameter of signal can be obtained by the large scale characteristic of channel parameter of another reference signal.

A kind of sending method for the control channel running on above-mentioned mobile terminal is provided in the present embodiment, and Fig. 5 is root According to the flow chart of the sending method of the control channel of the embodiment of the present invention, as shown in figure 5, the flow includes the following steps：

Step S502 determines the demodulated reference signal port set of control channel, wherein the demodulation reference of control channel is believed Number port is the subset of the second reference signal port set；

Step S504 sends control channel on determining demodulated reference signal port to the second communication node；

Wherein, the second reference signal port set is determined at least one in the following manner：Second reference signal port collection Conjunction is fixed, and the second reference signal port set is obtained according to the signaling information sent to the second communication node, according to broadcast The demodulated reference signal set of channel obtains, and is gathered according to measuring reference signals port and is obtained.

Through the above steps, since the demodulated reference signal port of determining control channel set is the second reference signal end The subset of mouth set carries out channel estimation according to the signal transmitted in the control channel and so that channel estimation is more acurrate, therefore, It can solve to use in the related technology and send mechanism and/or the transmission of wave beam mechanism by the control channel of demodulated reference signal of DMRS In signal process, the problem of how improving the accuracy of channel estimation.

Optionally, the demodulated reference signal port set of control channel is obtained according at least one following information：Second is logical Believe that the corresponding transmission resource information of node, the port of the corresponding time parameter of control channel, demodulated reference signal gather number M1, Control channel region type where control channel, the corresponding time parameter of control channel region where control channel, control The corresponding frequency domain resource index of channel, the control channel unit index of control channel, the control resource group index of control channel；Its In, it is the transmission resource that the first communication node uses into the communication link for the signal that the second communication node is sent to send resource, To the transmission resource of the second communication node, it includes at least one following resource type to send resource：Send Beam resources, transmitting terminal Mouth resource sends pre-coding matrix resource, and sending time resource sends frequency domain resource, sends sequence resources, wherein sends and provides Source is to send resource used by signal to the second communication node.The sending port is the port used in reference signal.

Optionally, it sends resource and meets at least one following characteristics：It sends and is deposited between resource and demodulated reference signal port In one-to-one relationship；There are one-to-one relationships between transmission resource and demodulated reference signal port set；Multiple transmission moneys Source corresponds to an identical demodulated reference signal port；When the corresponding transmission resource changing of the second communication node, the second reference Signal port set is changed accordingly.

Optionally, the demodulated reference signal port set of control channel meets one of following feature：The demodulation of control channel It is variable that reference signal port, which is integrated into different time quantums,；The demodulated reference signal port of control channel is integrated into difference Frequency domain resource in be variable.

Optionally it is determined that the demodulated reference signal port set of control channel includes：Signaling is sent to the second communication node Information, wherein signaling information includes the demodulated reference signal port information of control channel.

Optionally, the control channel region where control channel is different, the determination side of the demodulated reference signal of control channel The sending method of method difference and/or control channel is different.

Optionally, in the case of the control channel region difference where control channel, the demodulation ginseng of control channel is determined It includes at least one following method to examine signal port set：In the first control channel region, the demodulation reference of control channel is believed Number it is the second reference signal port set, in the second control channel region, the demodulated reference signal of control channel is the second ginseng Examine the proper subclass of signal port set；The demodulated reference signal of control channel is fixed in first control channel region, not with Time changes；The demodulated reference signal of control channel changes over time in second control channel region；First control channel In region, the port number that the demodulated reference signal according to control channel includes can determine the demodulated reference signal of control channel Port, in the second control channel region, the port number that the demodulated reference signal according to control channel includes not can determine that control The demodulated reference signal port of channel processed；In the first control channel region, it is assumed that other control channels do not occupy control channel The running time-frequency resource occupied, in the second control channel region, it is assumed that other control channels occupy the time-frequency money that control channel is occupied Source.

Optionally, in different control channel regions the demodulated reference signal port of control channel meet following feature at least it One：The demodulated reference signal port number of control channel is identical in different control areas；Control channel in one control channel region Demodulated reference signal port set be another control area control channel demodulated reference signal port set subset.

Optionally, different control channel regions meet at least one following feature：The intersection of different control channel regions is It is empty；Different control channel regions belong to same time unit；Different control channel region time domain overlappings；Different control channel regions It is multiplexed by time-division and/or frequency division and/or code point mode；Different control channel region unions take system bandwidth.

Optionally, control channel region is determined as follows：When according to the time parameter acquisition of information of time quantum Between the unit control channel region that includes.

Optionally it is determined that the demodulated reference signal port set of control channel includes：It sends and configures to the second communication node Information, wherein configuration information indicates the time quantum where different control channel regions, and/or different control channel regions institute Running time-frequency resource.

Optionally it is determined that the demodulated reference signal port set of control channel includes：In the first control channel region, only The demodulated reference signal of control channel is sent in the time quantum for sending control channel；In the second control channel region, The time quantum of agreement and send the demodulated reference signal that control channel is sent in the time quantum of control channel, agreement when Between may be without sending the control channel of the second communication node in unit.

Optionally, the reference signal hair for the minimum unit and the second control area that the reference signal of the first control area is sent The minimum transmission unit sent is different.

Optionally, the minimum transmission unit of different control channel regions also meets at least one following feature：First control The resource shared by candidate control channel in channel region in search space is minimum transmission unit；In first control channel region Resource shared by one search space of same polymeric degree is minimum transmission unit；All degree of polymerization in first control channel region All search spaces shared by resource be minimum transmission unit；The minimum that second control channel region internal reference signals are sent is single Member is the second control channel region；The minimum unit that second control channel region internal reference signals are sent is whole system bandwidth.

Optionally, the same reference signal port of different control areas is accurate position altogether；Or in the first predetermined time In unit, the same reference signal port of different control areas is accurate position altogether, except the first predetermined time unit Time quantum in, the same reference signal port of different control areas does not have accurate position relationship altogether.

Optionally, it is the son of the second reference signal port set in the demodulated reference signal port set for determining control channel Before collection, further include：Configuration information is sent to the second communication node, wherein configuration information indicates different control channel region institutes Time quantum, and/or the running time-frequency resource where different control channel region, configuration information is at least one in the following way It sends：Broadcast message is sent, and high-level signaling is sent, and dynamic signaling is sent, the rule of agreement.

The embodiment of the present invention is to send mechanism and/or wave beam mechanism for by the control channel of demodulated reference signal of DMRS In the control channel of transmission, the PRG of control channel and control channel demodulated reference signal, QCL, demodulated reference signal pattern, solution The acquisition of reference signal port, the detection of control channel is adjusted to propose solution.

Wave beam mechanism and/or DMRS can be solved using the above embodiment of the present invention as the control of demodulated reference signal to believe Under road transmission mechanism, the relevant issues of control channel coherent detection problem and the acquisition of control channel demodulated reference signal.Specifically, The PRG of control channel can be solved the problems, such as using above-described embodiment, increase the channel estimation of control channel demodulated reference signal While energy, beam diversity gain is obtained.

Moreover, providing related solution for the QCL acquisition of information of control channel demodulated reference signal, solve not having In the case of CRS, the acquisition of the QCL information of control channel demodulated reference signal.

Further, for the acquisition of control channel demodulated reference signal port, control channel demodulated reference signal pattern Acquisition associated solutions are provided, support the transmission wave beam of MU-MIMO transmission and/or UE-Specific to send the control Channel.

Further more, above-described embodiment is proposed for different control channel regions, the detection method of control channel is different, supports The control channel region and SU-MIMO/MU-MIMO of SU-MIMO transmission are transparent Zone switched, increase the same of control channel capacity When, reduce the complexity of terminal detection control channel.

It should be noted that the first communication node can be base station in above-described embodiment, the second communication node can be eventually End, below using the first communication node as base station, the second communication node be terminal for illustrate.In the examples below, base The signal stood to terminal transmission for channel estimation, the signal can be control channel signals, and demodulated reference signal measures ginseng Examine signal or data channel signal.In the examples below, a control channel resource group, the REG being similar in LTE (Resource element group resources group) (or (Enhanced Resource element group enhance EREG Resource group)) or the NR-CCE that uses of NR futures can also be a REG of uplink control channel or other are equivalent Information, it is above-mentioned the creativeness of the embodiment of the present invention not to be impacted.One control channel unit is similar in LTE Control channel unit (Control Channel Element, referred to as CCE) (or ECCE (Enhanced Control The control channel unit of channel element enhancing)) or the NR-CCE that uses of NR futures.

It is exactly that one or more REG constitutes a CCE in a word, CCE is under one similar to the related notion in LTE The basic unit that row control information (Downlink Control Information, referred to as DCI) maps, one or more CCE constitutes a candidate control channel, one or more candidate control channel constitutes a search space, a search space The CCE numbers that middle difference candidate control channel occupies are identical, the CCE numbers that a candidate control channel occupies, the referred to as degree of polymerization.It is different The corresponding different search space of the degree of polymerization, one or more search space constitute proprietary search space, one or more Search space constitutes public search space, and terminal searches for proprietary control information in proprietary search space, in public search space Middle search common control information.Wherein search space, candidate control channel can also other equivalent information, have no effect on this hair The creativeness of bright embodiment.

Specific embodiment 1

Precoding resource block group (PRG, Precoding in similar LTE of control channel in the present embodiment Resource block Group) include K Secondary resource unit, wherein the Secondary resource unit include it is following at least it One：One control channel resource group REG, a control channel unit CCE, a candidate control channel, control channel one are poly- A search space under right, the proprietary search space of second communication node, described all of second communication node search Rope space, the subband where control channel, the corresponding bandwidth of second communication node, the frequency domain width that the signal occupies, One PRB.Wherein, the REG in the present embodiment is the unit of control channel resource, and CCE is made of one or more REG, CCE It is the least resource unit of a control information MAP.But in the embodiment of the present invention, REG can be other equivalent informations, than Such as NR-REG, the creativeness of the embodiment of the present invention is had no effect on.Similarly CCE may be other equivalent informations, such as NR-CCE, Have no effect on the creativeness of the embodiment of the present invention.CCE number that one candidate control channel includes, referred to as candidate control channel The degree of polymerization, multiple candidate control channels of same polymeric degree constitute a search space, the proprietary search space of a terminal by Multiple search spaces are constituted.The search space of one terminal includes proprietary search space and public search space.

Fig. 6 is the schematic diagram one of the PRG of control channel according to the ... of the embodiment of the present invention, as shown in fig. 6, control channel PRG is a REG, allows for same reference signal port (can certainly using different precodings in different REG at this time Using identical precoding), i.e., different wave beams sends control channel to terminal, to obtain diversity gain, but due to this When PRG unit it is smaller, terminal can only carry out interpolation and the filtering of channel in PRG so that channel estimating performance by Limit, to influence the receptivity of control channel.On the other hand since the channel estimation of different PRG cannot be into row interpolation, at this time There is the demodulated reference signal of oneself in each PRG, the load of demodulated reference signal at this time is also a problem.In order to estimate in channel Performance is counted, demodulated reference signal load obtains compromise, preferably can specify that or notify control channel in beam diversity gain PRG include K REG, the preferably described K values be less than or equal to M and more than 1 natural number, wherein M is that a CCE includes REG numbers, certain K can also be the natural number more than M.

Fig. 7 is the schematic diagram two of the PRG of control channel according to the ... of the embodiment of the present invention, as shown in fig. 7, control channel PRG can also be a CCE, and one of CCE includes 9 REG, i.e. a reference signal port is used in one CCE Precoding it is identical, the CCE number K that can also arrange or a PRG is notified to include, wherein K be natural number.

Fig. 8 is the schematic diagram three of the PRG of control channel according to the ... of the embodiment of the present invention, as shown in figure 8, control channel PRG can also be a candidate control channel, and a candidate control channel is made of 2 CCE in fig. 8, only example, not Other CCE number situations are excluded, the corresponding degree of polymerization of candidate control channel is different, i.e., a candidate control channel is corresponding CCE number is different, and PRG's is of different sizes at this time, for example the CCE number that candidate control channel 1 includes is 1, then the size of its PRG For 1 CCE, the CCE number that candidate control channel 2 includes is 2, then the size of its PRG is 2 CCE.Candidate control channel 3 wraps The CCE number included is 4, then the size of its PRG is 4 CCE.CCE number that candidate control channel 4 includes is 8, then its PRG Size is 8 CCE.Another embodiment is can also to determine that its PRG's is big according to the corresponding degree of polymerization set of terminal at this time It is small, for example, PRG size be the corresponding degree of polymerization of terminal in the minimum degree of polymerization, such as the corresponding degree of polymerization collection of terminal be combined into 1, 2,4 }, then the size that the size of the PRG of terminal is 1 CCE (taking the minimum degree of polymerization in degree of polymerization grade) or PRG is eventually Maximum or average degree of polymerization in corresponding degree of polymerization set is held to determine.

Fig. 9 is the schematic diagram four of the PRG of control channel according to the ... of the embodiment of the present invention, as shown in figure 9, control channel PRG is the corresponding resource of all candidate control channels under the corresponding degree of polymerization of terminal, i.e. a search space.Work as terminal When having multiple search spaces, the PRG of different search spaces is different (different to search for since the degree of polymerization of different search spaces is different The number of the corresponding candidate control channel in space is different)；Or determine that PRG is big according to the search space of the maximum degree of polymerization of terminal It is small；Or PRG sizes are determined according to the search space of the minimum degree of polymerization of terminal；Alternatively, Figure 10 is according to embodiments of the present invention Control channel PRG schematic diagram five, as shown in Figure 10, proprietary search space by the degree of polymerization { 1,2,4,8 } search space It constitutes, the search space that wherein degree of polymerization is 1 includes 6 candidate control channels, including 6 CCE；The search that the degree of polymerization is 2 Space includes 6 candidate control channels, including 12 CCE, and the search space that the degree of polymerization is 4 includes 2 candidate control letters Road, including 8 CCE, the search space that the degree of polymerization is 8 includes 2 candidate control channels, including 16 CCE, and these CCE may have overlapping, and a kind of mode of PRG is to take the greatest common divisor of the corresponding CCE total number in each search space at this time, Such as the greatest common divisor of (6,12,8,16), as 2 CCE；Or it includes CCE total that PRG at this time, which is all search spaces, Number is minimum, and it be all search spaces includes that CCE sums are maximum that PRG, which is 6 CCE or PRG, at this time, and at this time PRG is 16 A CCE.

In a kind of optional embodiment of the present embodiment, PRG is the corresponding resource composition in proprietary search space of terminal.

In a kind of optional embodiment of the present embodiment, PRG is the corresponding resource composition in all search spaces of terminal.

In a kind of optional embodiment of the present embodiment, PRG is the corresponding control domain resource of terminal, and Figure 11 is according to this hair The schematic diagram six of the PRG of the control channel of bright embodiment, as shown in figure 11, in different time unit, the corresponding control domain of terminal Resource bandwidth may be different, and also different to the size of PRG, the bandwidth that terminal is distributed in Figure 11 is identical with control domain bandwidth. Figure 12 is the schematic diagram seven of the PRG of control channel according to the ... of the embodiment of the present invention, and as shown in figure 12, the control domain bandwidth of terminal is small In the bandwidth of terminal, the bandwidth of wherein terminal is exactly that its signal of terminal maximum frequency domain that may be present is distributed in base station.Its Middle control domain bandwidth is the control information of terminal or the maximum bandwidth of control channel saltus step, and saltus step can be a time quantum Middle saltus step can also be different time unit saltus step.The bandwidth length of control domain and position be all in different time unit in Figure 12 It is constant, it is control resource in the another embodiment of this example.

In the present embodiment, the PRG indicates that terminal is informed in base station, in the PRG used in same reference signal port Precoding it is identical, whether terminal oneself decision carries out joint channel estimation in PRG, for example, terminal measure the choosing/of channel frequency or Choosing is than more serious when person, even if can not carry out the joint channel estimation of channel in a PRG, if frequency choosing is not serious, so that it may To carry out joint channel estimation, inhibit interference while filtering out noise.These can be determined by terminal oneself.And terminal can To obtain channel large scale information, such as delay extension, doppler spread, Doppler using the reference signal in the regions PRG joint Frequency displacement, average retardation, angle of setting out, the measurement of angle of arrival.Even if the corresponding physical resources of PRG are discrete, terminals at this time It only needs to obtain the information such as channel large scale information according to the demodulated reference signal in PRG, base station only informs middle terminal in PRG In resource unit, the precoding used in same reference signal port is identical, wherein the precoding includes radio frequency precoding sum number Word precoding, the transmission wave beam used in same reference signal is identical in a word.The wave beam of different PRG units may be different, cannot Carry out joint channel estimation.When the reference signal is demodulated reference signal, demodulated reference signal port it is corresponding sometimes The transmission wave beam of frequency resource is identical in the PRG resource units, or shows that demodulated reference signal port corresponds at this time Demodulated reference signal running time-frequency resource on transmission wave beam be in the PRG resource units it is identical, at this time demodulation reference believe Number may be different with the transmission wave beam used in control information, such as the mode based on open loop.

In Fig. 6~10, REG0~REG8 is logic index, the running time-frequency resource shared by each REG may be it is discrete, It is also likely to be continuous.CCEn and CCEn+1 is also a logic index, and the running time-frequency resource shared by each CCE may be continuous May be discrete.

In the present invention, the precoding resource block group is referred to as precoding granularity unit or other equivalent names Claim, the creativeness of the present invention is not impacted.

Specific embodiment 2

In the present embodiment, the minimum transmission unit of reference signal includes K Secondary resource unit, wherein second money Source unit includes such as at least one lower unit：One control channel resource group REG, a control channel unit CCE, a candidate Control channel, a search space under one degree of polymerization of control channel, the proprietary search space of second communication node, institute State all search spaces of the second communication node, control domain subband, the corresponding bandwidth of second communication node, the signal accounts for Some frequency domain width, a PRB.With part as the above-mentioned method class to the determination of PRG in the present embodiment, do not going to live in the household of one's in-laws on getting married herein It states.

In the present embodiment, the minimum transmission unit of the reference signal includes at least one following information：The reference If signal is sent, the minimum unit sent is the minimum transmission unit, wherein the reference signal occupies the minimum Portion of time frequency resources in transmission unit, wherein the running time-frequency resource is similar to the RE in LTE, then this minimum transmission unit is most Small frequency domain transmission unit；The minimum transmission unit is that the reference signal can be with the least resource unit of time-frequency interpolation；It is identical The channel estimation obtained by same reference signal port in time quantum cannot carry out channel interpolation in different minimum units；Institute It is a PRG unit to state minimum transmission unit；The reference signal may be used in running time-frequency resource in the minimum transmission unit As demodulated reference signal.

Figure 13 is the schematic diagram of minimum transmission unit according to the ... of the embodiment of the present invention, as shown in figure 13, when reference signal Minimum transmission unit is more than a candidate control channel, and terminal can be obtained based on the reference signal in minimum transmission unit at this time Channel estimation value, channel estimation can use the demodulation of all candidate control channels in this minimum transmission unit.A kind of mode It is that in each time quantum or scheduled time quantum, control channel demodulation ginseng can be all sent in minimum transmission unit Signal is examined, the estimation performance and multiple users for enhancing control channel demodulated reference signal can share a set of demodulation ginseng Examine signal.As long as there are one terminal control channel send, demodulated reference signal with it is described minimum transmission unit It sends.

Specific embodiment 3

In the present embodiment, base station is sent using the transmission wave beam mode of UE-Specific to terminal in control channel region Control channel.Base station sends control channel and reference signal to terminal, wherein the relevant first resource unit of the reference signal It it is K times of Secondary resource unit, wherein K is natural number.The first resource unit is to determine that the signal sends pattern most Small resource unit, the Secondary resource unit are at least one following resource unit：One control channel resource group REG, one Control channel unit CCE, a candidate control channel, a search space under one degree of polymerization of control channel, described second The proprietary search space of communication node, all search spaces (including proprietary search space and public of second communication node Search space), the subband where control channel, the corresponding bandwidth of second communication node, the frequency domain that the signal occupies is wide Degree, a PRB.

The transmission pattern of the reference signal is determined according to the first resource unit；The transmission figure of the wherein described signal Sample includes at least one following information：The time-domain resource and/or frequency domain resource that the signal occupies, the code domain that the signal occupies Resource.

For example, Secondary resource unit is a candidate control channel, each time in the proprietary search space of the terminal Control channel is selected to have demodulated reference signal, the demodulated reference signal of each candidate control channel to control letter for demodulating this candidate The signal in road.Figure 14 is the schematic diagram one of demodulated reference signal in control channel according to the ... of the embodiment of the present invention, as shown in figure 14, There is separate demodulated reference signal in each candidate control channel, since terminal is in blind examination control channel, terminal Proprietary search space in include different candidate control channels may be control channel that base station is sent to different terminals, at this time Wave beam used in the control channel of different terminals may be different, so needing to carry its in each candidate control channel independent Demodulated reference signal, the resource in Figure 14 shared by first set~six set demodulated reference signal is example, it is not excluded that other The case where, for example the position that demodulated reference signal in different candidate control channel occupies is different, the number of resources occupied is different.Always Determine that the least resource unit of control channel demodulated reference signal pattern is a candidate control channel at this time.

In another example the Secondary resource unit be a proprietary search space, the same polymeric degree of the terminal it is proprietary All candidate control channels in search space share a set of demodulated reference signal resource.Figure 15 is according to the ... of the embodiment of the present invention The schematic diagram two of demodulated reference signal in control channel determines control channel demodulated reference signal pattern most as shown in figure 15 Small resource unit is a proprietary search space under a degree of polymerization, and reference is determined according to the resource of a proprietary search space The transmission pattern of signal.

In another example the Secondary resource unit is proprietary search space, all search spaces of the terminal are shared a set of Demodulated reference signal resource.Figure 16 is the schematic diagram three of demodulated reference signal in control channel according to the ... of the embodiment of the present invention, such as Shown in Figure 16, determines that the least resource unit of control channel demodulated reference signal pattern is proprietary search space, searched according to proprietary The resource in rope space determines the transmission pattern of reference signal.

In another example the Secondary resource unit is a REG, then there is demodulated reference signal in each REG.

In Figure 15~16, the running time-frequency resource that demodulated reference signal occupies in the Secondary resource unit is example, Other resources occupation situations are not precluded in the present embodiment.

Below to determining that sending pattern least resource unit is explained in detail, and in the present embodiment, determines the solution Reference signal is adjusted to send the least resource unit of pattern, the first embodiment is to be determined to demodulate according to the least resource unit The transmission pattern of reference signal, if Figure 14~16. are each PRB, the figure of these reference signals similar to the CRS or DMRS of LTE Sample is same or similar, this, which is in the least resource unit of the determining demodulated reference signal, demodulated reference signal pattern, It is same or similar that pattern is sent in different least resource units, being less than in the resource unit of the least resource unit may There is no demodulated reference signal.For example determine that the least resource unit that demodulated reference signal sends pattern is a REG, then every Have demodulated reference signal running time-frequency resource in a REG, if it is determined that demodulated reference signal send pattern least resource unit be One CCE is constituted in a REG of a CCE just at this time then there is demodulated reference signal running time-frequency resource in each CCE There is no demodulated reference signal running time-frequency resource.

Another embodiment is that the demodulated reference signal can be used for all time-frequency moneys in the least resource unit (wherein described all running time-frequency resources are the corresponding running time-frequency resource in this demodulated reference signal port, Ke Nengxu for the demodulation of signal in source Remove with this demodulated reference signal port by other orthogonal demodulated reference signal ports of time-division/frequency division manner occupy when Frequency resource).Figure 17 is the schematic diagram four of demodulated reference signal in control channel according to the ... of the embodiment of the present invention, as shown in figure 17, Although the Secondary resource unit is made of all candidate control channels under same polymeric degree, i.e., Secondary resource unit is one Search space, but the demodulated reference signal transmission pattern in each candidate control channel is similar or like, determines solution at this time Adjust reference signal send pattern least resource unit be a search space, indicate in the least resource unit institute sometimes The a set of demodulated reference signal resource of frequency resource-sharing.

Specific embodiment 4

Base station sends control channel and reference signal to terminal, wherein the relevant first resource unit of the reference signal is K times of Secondary resource unit, wherein K are natural number.The wherein described first resource unit is corresponding first reference of the signal The resource unit of signal, the reference signal and first reference signal are accurate position QCL altogether, the letter of the reference signal Road large scale information can be obtained by the large scale information of first reference signal, and the channel large scale information includes as follows At least one information：Delay extension, doppler spread, Doppler shift, average retardation, ZOD (vertically leave angle), and AOD is (horizontal Leave angle), ZOA (vertical angle of arrival), AOA (horizontal angle of arrival).

Above-mentioned Secondary resource unit includes at least one following：One control channel resource group REG, a control channel list First CCE, a candidate control channel, a search space under one degree of polymerization of control channel, second communication node Proprietary search space, all search spaces (including proprietary search space and public search space) of second communication node, Subband where control channel, the corresponding bandwidth of second communication node, the frequency domain width that the signal occupies.

Figure 18 is the schematic diagram one of control channel region according to the ... of the embodiment of the present invention, as shown in figure 18, control channel area Domain be QCL resource units (wherein QCL resource units be first reference signal resource unit) subset, control at this time The channel large scale information of the demodulated reference signal of channel region can pass through the big ruler of the first reference signal in QCL resource units Degree information obtains.

Meet at least one following feature between the signal and first reference signal at this time：Described first with reference to letter Number port set be the signal demodulated reference signal port set subset；Used in the port of first reference signal Arrangement set is the subset of the arrangement set used in the demodulated reference signal of the signal；The port collection of first reference signal Conjunction is that the demodulated reference signal port intersection of sets collection of the signal is sky.

The wherein described control channel region may include at least one following：One REG, a CCE, a candidate control Channel processed, a search space, proprietary search space, all search spaces in current time unit, in the first bandwidth, wherein First bandwidth be first communication node control information can saltus step wherein occupy the bandwidth of resource, saltus step can be with It is saltus step in current time unit, can also be saltus step in different time unit, i.e., terminal assumes its control channel only described Transmission, will not transmit except the bandwidth in bandwidth.

Specific embodiment 5

A kind of control channel and demodulation reference signal sending method are present embodiments provided, base station (is above-mentioned first logical Letter node) give the terminal control channel that (being above-mentioned second communication node) sends to meet following feature, the control channel institute Control channel region it is different, transmission mode is different；Control channel region where the control channel is different, control channel The method of determination difference of demodulated reference signal and/or the detection method of control channel are different.

For example, when the control channel is when the first control channel region is transmitted, using single user multiple-input and multiple-output SU- MIMO method；

When the control channel is when the second control channel region is transmitted, passed using SU-MIMO and MU-MIMO hybrid modes It is defeated.The mixed transmission modes of the SU-MIMO and MU-MIMO, expression this region in some time quantums are the sides of SU-MIMO It is MU-MIMO transmission pattern that formula, which in some time quantums is this region, and the SU-MIMO/MU-MIMO multi-mode base stations are according to tune It is currently SU-MIMO transmission modes on certain running time-frequency resources in the dynamic dispatching of degree demand or this region, certain running time-frequency resources are MU-MIMO transmission pattern.When the control channel is when the first control channel region is transmitted, control channel demodulated reference signal Port number is M, and the demodulated reference signal port is determined according to the M；When the control channel is in second channel area transmissions When, control channel demodulated reference signal port number is M1, and the demodulated reference signal port is the second reference signal port collection The subset of conjunction.Control channel demodulated reference signal port set is obtained according at least to one or more of following information It arrives：The corresponding transmission resource information of the terminal；The corresponding time parameter of the control channel, the end of the demodulated reference signal Mouthful set number M1, the corresponding time parameter of second control channel region, the frequency domain resource rope where the control channel Draw (such as PRB indexes), the identification information C-RNTI of the terminal；The corresponding control channel money of second control channel region Source (preferably different control channel resource can correspond to different running time-frequency resources, or corresponding different spatial domain resource, such as Wave beam is sent, and/or receives wave beam)；The corresponding control channel resource of the control channel.The wherein described transmission resource is described Base station is sent in the communication link (i.e. downstream communications link) received with the terminal, and resource is sent used by the base station, The transmission resource includes one or more of following resource type：Beam resources are sent, sending port resource is sent pre- Encoder matrix resource, sending time resource send frequency domain resource, send sequence resources.The transmission resource is described first logical Believe that node sends resource used by signal.

In the first embodiment of the present embodiment, Figure 19 is the signal of control channel region according to the ... of the embodiment of the present invention Figure two, as shown in figure 19, the control domain frequency division in a time quantum are two regions, the first control channel region, the second control Channel region processed, wherein control information is the transmission mode of SU-MIMO when the first control channel region is transmitted, i.e., in phase A control information is only passed on same running time-frequency resource.Its control channel demodulated reference signal port is fixed, for example is 1 demodulation ginseng Examine signal port, demodulated reference signal port-for-port 1.When terminal is in the first control area detection control channel, only exist Control channel is detected on demodulation reference port 1.Terminal assumes that on the running time-frequency resource that its control channel is occupied, base station will not pass through Other demodulated reference signal ports send control channel to other-end, or at most base station passes through identical demodulated reference signal Port sends control channel by way of space division to other-end.The control channel transmission of second control channel region is SU- MIMO/MU-MIMO mixed transmission modes can pass through on the identical running time-frequency resource of second control channel region at this time The mode of space division sends control information to multiple terminals, and different terminals occupy different control channel demodulated reference signal ports. Preferably different control channel demodulated reference signal port passes through code division multiplexing.Can certainly be in time-division/frequency division it is any one Kind or it is a variety of, but if demodulated reference signal port time-division/frequency division, the control channel MU-MIMO's that is sent due to base station Total number of plies different time unit needs to consider the problems of control channel rate-matched in dynamic change, and a kind of solution is announcement Know that the total number of plies of terminal MU-MIMO transmission, terminal obtain the total port number of current control channel demodulated reference signal according to total number of plies, from And rate-matched is carried out, SU-MIMO and MU-MIMO is nontransparent to terminal at this time.Another settling mode is control channel The resource that demodulated reference signal port is occupied is all reserved, does not transmit control information, can accomplish SU-MIMO and MU- at this time The transmission of MIMO is transparent to terminal, but resource utilization is not very high at this time.The control channel solution of terminal in this region Adjust reference signal that can be obtained according to the corresponding transmission resource of the terminal.The corresponding transmission resource of the terminal be before base station It appoints, for example is trained by wave beam or the processes terminals such as wave beam tracking obtain its corresponding transmission resource with terminal.Hair Resource and control channel demodulated reference signal is sent to correspond.Between the transmission resource and control channel demodulated reference signal One-to-one relationship is that receiving-transmitting sides are scheduled in advance.For example send resource i and correspond to control channel demodulated reference signal port i, Total transmission number of resources is identical with the port number of control channel demodulated reference signal.Figure 20 is downlink according to the ... of the embodiment of the present invention The schematic diagram one of transmission, as shown in figure 20, in downlink transfer, a total of 12 transmissions resource in base station (for example be 12 send waves Beam), corresponding control channel demodulated reference signal port 1~12.Terminal pass through before wave beam training process or wave beam tracking Process confirms that the corresponding transmission resource of its control channel is to send resource 1 or base station configuration present terminal detection control channel The corresponding resource that sends is to send (the i.e. terminal detection control under the transmission wave beam for sending 1 corresponding base station of resource at this moment of resource 1 Channel processed), when terminal is in the second control channel region detection control channel, just sending 1 corresponding demodulation of resource ginseng first It examines and detects control channel on signal port 1, and detect other and send the corresponding demodulated reference signal port of resource, is i.e. terminal is also examined Control channel demodulated reference signal port 2~12 is surveyed, to carry out the operations such as control channel MU Interference Estimations elimination.

The frequency division manner of the first control channel region and the second control channel region in Figure 19, only example be not precluded Other frequency division manners.The present embodiment be also not excluded for first control channel region and the second control channel region be the time-division and/ Or the mode of frequency division, such as using ECCE or CCE in similar LTE mode the control domain of one time quantum is divided into it is more A control channel resource, first control channel region include the first control channel resource collection, second control channel Region includes the second control channel resource collection.The first control channel region and the second control channel region take entirely in Figure 19 System bandwidth, the present embodiment is also not excluded for the first control channel region and the second control channel region only accounts for part system bandwidth. The first control channel region and the second control channel region are sent before corresponding domain transmission in Figure 19.

The first control channel region and the second control channel region are at the same time in unit in Figure 19, the present embodiment First control channel region and second control channel region are not excluded in different times in unit, Figure 21 is basis The schematic diagram three of the control channel region of the embodiment of the present invention, as shown in figure 21, each time quantum is corresponded to according to time quantum Time parameter obtain that it includes one of the first control channel regions and the second control channel region.Or first control letter Time quantum where road region and the second control channel region is arranged before receiving-transmitting sides, such as by high-level signaling, It is either obtained by common control information or is obtained by dynamic signaling before.

Similar with the first embodiment in second of embodiment of the present embodiment, difference lies in the second control channels Resource is sent in region and demodulated reference signal port set corresponds.For example each resource that sends corresponds to a demodulation reference Port is gathered, and a reference signal port is included at least in the demodulated reference signal port set.A kind of mode is not at this time It is sky with demodulated reference signal port intersection of sets collection, another way is that different reference signal port intersection of sets collection are non- It is empty.And can be the same or different for the reference signal port number for including in the set of different reference signal ports, at this time Terminal detects other and sends resource while the corresponding demodulated reference signal ports transmission resource i carry out control channel detection Detection MU interference on port in corresponding demodulated reference signal port set, carries out the behaviour such as the MU interference eliminations of control channel Make.Similarly as shown in figure 20, it is to send out to obtain its corresponding transmissions resource by the training of wave beam before or other process terminals Resource 1 is sent, and sends resource 1 and corresponds to demodulated reference signal port set 1, demodulated reference signal port set 1 includes port 1,2, at this time terminal detect its control channel on port 1,2, detect other and send the corresponding demodulated reference signal port of resource, Carry out the operations such as the MU interference eliminations of control channel.

Similar with the first embodiment in the third embodiment of the present embodiment, difference lies in the second control channels Multiple transmission resources correspond to a reference signal port in region.For example it is i to send the corresponding demodulated reference signal ports resource i Right _ Num_Max remainders obtain, and wherein reference signal _ Num_Max indicates the maximum reference signal port of the second control channel region Number, specifically as shown in figure 20, a total of 12 transmissions resource in base station, reference signal _ Num_Max=3 send resource at this time { Isosorbide-5-Nitrae, 7,10 } corresponding ports 1 send resource { 2,5,8,11 } corresponding ports 2, send resource { 3,6,9,12 } corresponding ports 3, Or it sends the corresponding reference signal ports resource i and is At this time send resource 1, 2,3 } corresponding demodulated reference signal port 1, transmission resource { 4,5,6 } corresponding demodulated reference signal port 2, transmission resource 7,8, 9 } corresponding demodulated reference signal port 3 sends resource { 10,11,12 } corresponding demodulated reference signal port 4.Pay attention to operating at this time Middle transmission resource number is since 0.Certain the present embodiment is also not excluded for other send between resource and reference signal port Correspondence.

In above-mentioned first~third embodiment, if terminal is arranged by wave beam training or other processes and base station Its corresponding transmission resource more than one, a kind of mode is terminal only in the corresponding demodulated reference signal of optimal transmission resource at this time Upper detection control channel, in another way, terminal can be on the corresponding multiple demodulated reference signal ends of multiple transmission resources All detect control channel.

Similar with the first embodiment in the 4th kind of embodiment of the present embodiment, difference lies in the second control channels In region, the demodulated reference signal of terminal is not obtained further according to the transmission resource that terminal-pair is answered, but terminal is solved at one first Blind examination in the set of reference signal port is adjusted, the receptivity of the port in the first demodulated reference signal port is gathered is more than certain Thresholding just detects control channel in the demodulated reference signal port.The blind examination complexity of terminal is increased at this time, but it is right In the control channel send wave that the MU-MIMO pairings of control channel provide greater flexibility, and base station can be made to send Beam reaches certain flexibility, because demodulated reference signal is not associated with wave beam is sent at this time.

It is similar with the 4th kind of embodiment in the 5th kind of embodiment of the present embodiment, difference lies in, at this time transmitting terminal and Receiving terminal further limits each reference signal port in the value of M1, such as terminal blind examination third reference signal port set Receptivity, until the M1 reference signal port that more options receptivity is optimal, joint demodulation control channel.

Similar with the first embodiment in the 6th kind of embodiment of the present embodiment, difference lies in the second control channels The demodulated reference signal in region is according to the minimum of the corresponding time-domain resource of control channel of the identifier C-RNTI and terminal of terminal Index the minimum index (or largest index) of the corresponding frequency domain resource of control channel of (either largest index) and/or terminal Obtain demodulated reference signal port, and/or according to the corresponding minimum CCE of control channel (or maximum CCE indexes) of terminal, this Sample can be always identical to avoid the reference signal port of two users on identical running time-frequency resource, so as to allow two users can To carry out MU-MIMO transmission.The transmission resource of demodulated reference signal and wave beam training stage do not have incidence relation at this time simultaneously, make The transmission resource (for example sending wave beam) for obtaining control channel can be more flexible.

In the above-described embodiment, when control channel is in the first control channel region, control channel demodulated reference signal Port number M fix, and demodulated reference signal is obtained according to M, in second of embodiment of this problem the present embodiment, when For the control channel in the first control channel region, the port number of control channel demodulated reference signal is corresponding with the terminal There are correspondences between transmission total number resource LB.It is appointed with the terminal before the correspondence.Figure 22 is basis The schematic diagram two of the downlink transfer of the embodiment of the present invention, as shown in figure 22, if in the wave beam training stage to obtain its identical for terminal It receives to receive under wave beam and sends wave beam { 1,3,4 }, i.e. LB=3, the at this time reference of the first control channel region of terminal Signal port number M=3, corresponding ports { 1,2,3 } or Figure 23 are the schematic diagrames of downlink transfer according to the ... of the embodiment of the present invention Three, as shown in figure 23, if terminal can be received in the case where the wave beam training stage obtains its identical reception wave beam send wave beam 1, 3,6,7,8 }, i.e. LB=5, at this time the reference signal port number M=5 of the first control channel region of terminal, corresponding ports 1~ 5 }, the correspondence between LB and M is only illustrated at this time, it is not excluded that other correspondence types.For this implementation of this problem In the third embodiment of example, when the control channel is in the first control channel region, control channel demodulated reference signal Port number corresponding with the terminal send total number resource LB and the corresponding maximum value for sending resource and M of the terminal is total It is same to obtain.As shown in figure 23, if terminal is obtained in the wave beam training stage can receive send wave under its identical reception wave beam Beam { 1,3,6,7,8 }, i.e. LB=5, it is assumed that the maximum value of M is 4, to obtain M=4, corresponding ports 1~4.

In a kind of optional embodiment of the present embodiment, first control channel region and the second control channel region are all For proprietary search channel region, what terminal was arranged before determining the region where its control channel, such as basis and base station first Rule obtains proprietary search space, and the region where determining it for each candidate control channel in proprietary search space is institute The first control channel region or the second control channel region are stated, different detection sides is used for different control channel regions Formula carries out the demodulation of control channel and control channel demodulated reference signal.

In the second control channel region of SU-MIMO/MU-MIMO transmission, terminal assumes one or more other control Information may occupy the port in the set of third reference signal port, and third reference signal port collection is combined into second ginseng Examine the difference set of signal port set and control channel demodulated reference signal port set.

Specific embodiment 6

In the present embodiment, the first resource unit includes K Secondary resource unit, this example demonstrates that the K The acquisition methods of value.The acquisition methods of the K values may include at least one following five kinds of methods：

First method is that first communication node notifies the K values to second communication node, at this time can be with It is dynamic signaling notifies to can also be that high-level signaling notifies, for example RRC signaling or MAC CE are signaled；

Second method is to determine the K values according to system bandwidth, for example the first resource unit is PRG units；

The third method is to determine the K values, such as the band according to the corresponding bandwidth information of second communication node Bandwidth where the PDCCH of wide the second communication node for being notice, i.e., the described second communication node PDCCH is ought be for the previous period It is interior can only the saltus step in the bandwidth, do not exceed the bandwidth, its minimum PDCCH preferentially detected does not exceed the bandwidth It is interior；

Fourth method is to determine the K values, such as the first resource list according to the resource mapping method of the signal Member is a PRG unit, when the physical resource that control channel is occupied is continuous PRB, i.e. NR-CCE or NR-REG to PRB Mapping be local, K values can be larger at this time, when the physical resource that control channel is occupied is discrete PRB, i.e. NR- The mapping of CCE or NR-REG to PRB is distributed (distrubute), and K values can be smaller at this time.

Fifth method is that the transmission resource number fed back according to second communication node determines the K values, such as eventually Hold the transmission resource to base station feedback more, resource is just corresponding to send wave beam wherein sending, and transmission resource is more, base station Control channel is sent to terminal using more wave beams that send, to which the transmission wave beam number of terminal feedback is more, PRG It is smaller.

Wherein, it is that base station is sent in the downstream communications link received with terminal to send resource, the transmission wave beam of base station, wherein Different transmission wave beams can be distinguished by least one following resource type：Beam resources are sent, reference signal port is sent Resource sends pre-coding matrix resource, and sending time resource sends frequency domain resource, sends sequence resources.The transmission resource is The base station sends resource used by signal.The sending port is the port used in reference signal.

In another alternative embodiment of the present embodiment, control channel transmission can be can be used for according in Secondary resource unit Running time-frequency resource number determine the K values, for example the Secondary resource unit is a CCE, and can be used for controlling in a CCE The running time-frequency resource of channel is that 8 either 16 (8 the case where is that some running time-frequency resources are referenced signal or broadcast channel in this CCE Or synchronizing signal is occupied), when for 8, first resource unit is 2 times of Secondary resource unit, when being first resource list for 16 Member is 1 times of Secondary resource unit, naturally it is also possible to be other situations.

Specific embodiment 7

Base station sends control channel and/or demodulated reference signal to terminal, wherein the demodulated reference signal relevant the One resource unit is K times of Secondary resource unit, wherein K is natural number.The wherein described first resource unit is PRG resource lists Member, the Secondary resource unit are at least one following resource unit：One control channel resource group REG, a control channel Unit CCE, a candidate control channel, a search space under one degree of polymerization of control channel, second communication node Proprietary search space, (including proprietary search space and common search are empty for all search spaces of second communication node Between), the subband where control channel, the corresponding bandwidth of second communication node, the frequency domain width that the signal occupies, one PRB。

When the number K values for the Secondary resource unit that the mapping of control channel to physical resource is continuous, and PRG includes can With larger, when the mapping of control channel to physical resource is discrete, the number K values for the Secondary resource unit that PRG includes It can be smaller.

On the other hand, when the Secondary resource unit that the mapping of control channel to physical resource is continuous, then PRG includes Type level higher, when the mapping of control channel to physical resource is Secondary resource cell type discrete, then that PRG includes Rank is lower.

Wherein described REG, CCE, one candidate control channel, a search space, proprietary search space, all search are empty Between, the subband where control channel, the corresponding bandwidth of second communication node, the unit for the frequency domain width that the signal occupies The rank of type increases successively.Or frequency domain resource corresponding to Secondary resource cell type and/or time-domain resource it is bigger, second The rank of resource unit type is higher.

Specific embodiment 8

It is K times of Secondary resource unit to first resource unit in above-described embodiment in the present embodiment to be discussed in detail, K It is natural number.

The first embodiment is, the running time-frequency resource number that first resource unit includes be Secondary resource unit include when K times of frequency resource number.I.e. first resource unit includes K Secondary resource unit.

In second of embodiment, only indicate that the resource number that first resource unit occupies in frequency domain is the Secondary resource K times of the frequency domain resource that unit occupies, or only indicate that first resource unit in frequency domain length is that the Secondary resource unit accounts for The time-domain resource number of some K times of frequency domain length, the time-domain resource number of first resource unit and the Secondary resource unit can With difference.

In the third embodiment, only indicate that the time-domain resource number that first resource unit occupies is the Secondary resource list K times of the time-domain resource that member is occupied, or only indicate that first resource unit in time domain length is that the Secondary resource unit occupies K times of time domain length, the frequency domain resource number of the frequency domain resource number of first resource unit and the Secondary resource unit can be with It is different.

Specific embodiment 9

In the present embodiment to the PRG of a signal (i.e. precoding resource block group or precoding granularity unit), signal Minimum transmission unit, the standard of signal be total to the resource unit of reference signal and determine signal send pattern least resource unit it Between there are relationships to carry out detailed discussion.

First way is the PRG of above-mentioned signal, the minimum transmission unit of signal, and the standard of signal is total to the money of reference signal It is same unit that source unit and determining signal, which send the least resource unit of pattern,；

The second way is the PRG of above-mentioned signal, the minimum transmission unit of signal, and the standard of signal is total to the money of reference signal Source unit and determining signal are sent in the least resource unit of pattern, and minimum resource unit is PRG, other resource units are The integral multiple of PRG.

The third mode is the PRG of above-mentioned signal, the minimum transmission unit of signal, and the standard of signal is total to the money of reference signal Source unit and determining signal are sent in the least resource unit of pattern, determine that signal sends the least resource unit minimum of pattern, Other resources are to determine that signal sends the integral multiple of the least resource unit of pattern.

Specific embodiment 10

It is further below that K times of Secondary resource unit carries out detailed discussion to first resource unit.

In the present embodiment, the first resource unit of the signal is K times of Secondary resource unit, wherein described second Resource unit is the resource that the signal occupies, for example channel, first resource unit are to determine with reference to letter the signal in order to control Number least resource unit, the control channel accounts for there are one PPB, and demodulated reference signal just obtains demodulation with a PRB joins Signal pattern is examined, the control channel occupies 2 PRB, and demodulated reference signal just obtains demodulated reference signal figure with 2 PRB Sample.As shown in figure 24.

It should be noted that in the present embodiment, first resource unit is K times of Secondary resource unit, and K is natural number.Institute It states the first communication node and notifies the Secondary resource cell type to second communication node, wherein the Secondary resource unit Type includes：One control channel resource group REG, a control channel unit CCE, a candidate control channel, control channel A search space under one degree of polymerization, the proprietary search space of second communication node, second communication node All search spaces, the subband where control channel, the corresponding bandwidth of second communication node, the frequency domain that the signal occupies Width, a PRB.

Specific embodiment 11

Detailed discussion is carried out in terms of control domain subband below.

In the present embodiment, control domain subband is determined according at least one following information：Time-domain information, second communication The C-RNTI of node, the corresponding bandwidth information of second communication node (such as terminal), the frequency domain information where MIB/SIB.

Wherein, control domain subband is the subband where the control channel of terminal, and frequency domain length is equal to or less than terminal The bandwidth that can transmit of data-signal.

Wherein, the corresponding bandwidth information of second communication node is at least one following bandwidth：Second communication node System bandwidth；Bandwidth where the control domain of second communication；Bandwidth information where the proprietary control information of second communication node.

Wherein, one control domain subband, is referred to as a control resource collection, and a control information is in one In a control domain subband.

When bigger in view of bandwidth in the discussion of present NR, terminal is based on full bandwidth and detects control channel, work( Loss-rate is larger, and control channel is placed in a narrowband by opinion, and to reduce the power consumption of terminal, for example the control channel of terminal is put In a control domain subband, if as soon as the control domain subband for distributing to a terminal is fixed or high-rise configuration, at this time Flexible scheduling user combination cannot be realized well, for example control domain subband 1 is that 1~user of user 10 is shared, subband 2 is to use 11~user of family 20 is shared, then each subband is required for (for example can allow for using on subband 1 so that maximum number of user is reserved at this time 1~user of family 10 dispatches simultaneously, otherwise causes to limit to scheduling), while increasing the radio-frequency power consumption of terminal, increase scheduling limit System, for example need to dispatch 1~user of user 11 at this time, subband 1 is saturation, can't utilize the scheduling of resource user 1 of subband 2 ~10.

Figure 25 is the schematic diagram one of control domain subband according to the ... of the embodiment of the present invention, as shown in figure 25, allows the control of user Domain subband carries out saltus step with the time, such as primary per L time quantum saltus step, and L is natural number so that the user to collide It can no longer be collided after L time quantum of a period of time, assume that control domain subband and data field subband phase in fig. 25 Together, i.e., in described time quantum, both control domain subband is identical with data field subband, and the present embodiment is also not excluded for difference, i.e., At the same time in unit, control domain subband is different with data field subband length or position is also different, as shown in figure 26, Figure 26 is the schematic diagram two of control domain subband according to the ... of the embodiment of the present invention.Wherein data field subband is that the data of data terminal can The scheduling data of the subband of scheduling, terminal account for some or all of of data field frequency domain.

Preferably the saltus step of subband at this time is saltus step in total system bandwidth, but limited subband set in system bandwidth Saltus step in conjunction, the maximum time domain symbolic number that these identical either control domains in sets of subbands sub-carriers interval are occupied it is identical or Be signal deployment sets of subbands in saltus step.

After terminal initial access, the control domain subband for receiving control channel can be according to broadcast channel (such as PBCH (Physical Broadcast channel), NR-PBCH (Next Radio Physical Broadcast channel)) The subband at place and obtain.For example control domain subband is the subband where broadcast channel or the frequency domain shared by control domain subband Resource collection is the subset of the frequency domain resource set shared by the subband where broadcast channel.

Specific embodiment 12

The acquisition of control channel demodulated reference signal under MU-MIMO transmission pattern is described in detail below.

In the present embodiment, control channel demodulated reference signal is the subset of the second sets of reference signals.Wherein, control letter Road demodulated reference signal is obtained according at least one following information：The corresponding transmission money of second communication node (such as terminal) Source information；The corresponding time parameter of the control channel, the port set number M1 of the demodulated reference signal, the control are believed Control channel region type where road, the corresponding time parameter of control channel region where the control channel, the control The corresponding frequency domain resource index of channel processed, corresponding control channel unit (similar CCE) index of the control channel.The control The corresponding control channel resource group of channel (similar REG) index, wherein different control channel regions include：First communication Node assumes that in first control area be SU-MIMO transmission modes；First communication node assumes first control It is the mixed transmission modes of SU-MIMO and MU-MIMO in region.

Wherein, the transmission resource is that the first communication node (such as base station) transmission connects with second communication node In the communication link of receipts, the transmission resource of first communication node, the resource that sends includes one in following resource type Kind is a variety of：Beam resources are sent, sending port resource sends pre-coding matrix resource, and sending time resource sends frequency domain Resource sends sequence resources.The transmission resource is that first communication node sends resource used by signal.Optionally not The different of same transmission resource respective base station send wave beams.

For example, control channel needs to support MU-MIMO transmission mode, MU-MIMO user can pass through such as top at this time Formula obtains demodulated reference signal port.

Optionally, the transmission Beam resources of the base station where terminal detection control channel can be used for demodulated reference signal Port is different, so that the different demodulated reference signal ports for sending the user under wave beam can be different, works as send wave certainly When beam number is much larger than port number, part sends resource and needs shared demodulated reference signal port.

The demodulated reference signal port of the control channel of same terminal can be with time to time change, you can be joined according to the time Number determines control channel demodulated reference signal port.

Control channel region type where the control channel, wherein different control channel regions includes：SU-MIMO Control channel transmission region and SU-MIMO/MU-MIMO transmission modes, different control channel region control channel demodulation references The acquisition methods of signal are different, as described in the above-mentioned description to MU=MIMO transmission modes transmission control channel.

Preferably, the first control channel region and the second control channel region control channel demodulated reference signal meet at this time At least one following characteristic：In the first control channel region (such as SU-MIMO transmission regions), the demodulation reference of control channel Signal is second reference signal port set, in the second control channel region (such as SU-MIMO/MU-MIMO transmission ranges Domain)), the demodulated reference signal of control channel is the proper subclass of second reference signal port set.First control The demodulated reference signal of control channel described in region is fixed, is not changed over；It is controlled described in second control area The demodulated reference signal of channel is time change；The demodulated reference signal set of control channel described in first control area The port number that demodulated reference signal set according to the control channel includes determines, is controlled described in second control area The demodulated reference signal set of channel need the port number for including according to the demodulated reference signal set of the control channel and Other information just can determine that.In the first control channel region, second communication node occupies institute without other control channels The running time-frequency resource that control information is occupied is stated, in the second control channel region, second communication node assumes other control letters Road occupies the running time-frequency resource that the control channel is occupied.

The demodulated reference signal port number of control channel described in different control areas is identical or a control channel region The demodulated reference signal port set of the control channel is the demodulated reference signal of control channel described in another control area The subset of port set.Or different control channel regions includes：Proprietary control channel region and common control channel region.

Frequency domain resource where the control channel of same terminal is different, and control channel demodulated reference signal port is different. The corresponding frequency domain resource index of the control channel, Figure 27 is frequency domain resource according to the ... of the embodiment of the present invention and demodulated reference signal Port gather corresponding schematic diagram, as shown in figure 27, the port set of frequency domain resource difference demodulated reference signal is different.Figure 27 In one terminal of different frequency domain resource transmissions different control information (DCI), or one control information of transmission difference Frequency domain resource, one of frequency domain resource include one or more continuous PRB.

Figure 28 is control channel unit CCE according to the ... of the embodiment of the present invention corresponding with the port of demodulated reference signal set Schematic diagram, as shown in figure 28, the control channel unit CCE where the control channel of same terminal are different, control channel demodulation Reference signal port can be different,.

Control domain subband (or control channel resource group) where the control channel of same terminal is different, control channel The port of demodulated reference signal is different.

It is not handed between the port set of different frequency domain resources (or different control channel units) in certain Figure 27~28 Collection, intersection is not sky between the present embodiment is also not excluded for port set.

Optionally, it is variable that the demodulated reference signal port of the control channel, which is integrated into different time quantums,；It can Selection of land, it is variable that the demodulated reference signal port of the control channel, which is integrated into different frequency domain resources,；Optionally, terminal Assuming that one or more other control information may occupy the port in the set of third reference signal port, the third reference Signal port collection is combined into the difference of second reference signal port set and control channel demodulated reference signal port set Collection.

Second reference signal port set is determined at least one in the following way：Second reference signal port Set is fixed；The signaling information that second reference signal port set is sent according to the first communication node obtains；According to The demodulated reference signal set of broadcast channel；Gather to obtain in wave beam training reference signal port.

Optionally, the different control areas meets at least one following feature：The intersection of different control channel regions is It is empty；Different control channel regions belong to same time unit；Different control channel region time domain overlappings；Different control channel regions It is multiplexed by time-division and/or frequency division and/or code point mode；Different control channel region unions take system bandwidth.

Optionally, at least one following feature is met to the different control areas：Different control channel region intersections are It is empty；Different control channel regions belong to different time unit；It is single that the time is obtained according to the time parameter information of time quantum The control channel region that member includes.

Optionally, base station sends configuration information to terminal, and the configuration information indicates where different control channel regions Running time-frequency resource where time quantum, and/or different control channel regions.The configuration information can in the following way in One or more kinds of modes are sent：Broadcast message is sent, and high-level signaling is sent, and dynamic signaling is sent and second communication section The rule of point agreement.

Specific embodiment 13

Control channel demodulated reference signal port number is described in detail below.

In this example, the determination method of control channel demodulated reference signal port number is illustrated.Control channel demodulates There are correspondences between corresponding transmission total number resource LB with the terminal for the port number of reference signal.The correspondence it What the preceding and described terminal was appointed, or such as reporting according to terminal, and/or the notice according to base station.As shown in figure 22, such as Fruit terminal can be received in the case where the wave beam training stage obtains its identical reception wave beam sends wave beam { 1,3,4 }, i.e. LB=3, this When terminal demodulated reference signal port number M=3, corresponding ports { 1,2,3 } or it is shown as shown in figure 23, if terminal exists The wave beam training stage, which obtains to receive under its identical reception wave beam, sends wave beam { 1,3,6,7,8 }, i.e. LB=5 is whole at this time The reference signal port number M=5 of first control channel region at end, corresponding ports { 1~5 } are at this time equal between LB and M Correspondence, it is not excluded that other correspondence types.

Or the port number of control channel demodulated reference signal is with the corresponding transmission total number resource LB of the terminal and described The maximum value M_Max of the corresponding transmission resource of terminal and M are obtained jointly.As shown in figure 23, if terminal trains rank in wave beam Section, which obtains to receive under its identical reception wave beam, sends wave beam { 1,3,6,7,8 }, i.e. LB=5, it is assumed that M_Max 4, to Obtain the port number M=4 of control channel demodulated reference signal, corresponding demodulated reference signal port 1~4.

Specific embodiment 14

The acquisition of control channel demodulated reference signal port is described in detail below.

In the present embodiment, a kind of detection method of control channel is provided, mainly for supporting the MU- of control channel MIMO transmission.

In the first embodiment, terminal detects the reference signal in the set of the second reference signal port, according to reference to letter Number receptivity, third reference signal port gather in select one or more reference signal port constitute described in Gather the demodulated reference signal port of control channel.

In second of embodiment, terminal detects control on each reference signal port that the second reference signal port is gathered Channel processed detects the demodulated reference signal that successful sets of reference signals constitutes the control channel；

Optionally, terminal assume that the demodulated reference signal port set of control channel includes up to M2 with reference to letter Number, i.e., terminal assumes that base station at most uses M2 demodulated reference signal port to give its transmission control information, or when identical Base station at most uses M2 demodulated reference signal port to give its transmission control information in frequency resource.

Optionally, terminal assumes that its transmission control information is given in base station using M2 demodulated reference signal, or identical Its transmission control information is given in base station using M2 demodulated reference signal port on running time-frequency resource.

Specific embodiment 15

Below to different control channel regions difference, the sending method difference of control channel demodulated reference signal carries out in detail Explanation.

Second communication node assumes to have in the first control channel region the control information of second communication node to need When sending, the demodulated reference signal of first control channel region can just be sent.Described in second communication node is assumed The demodulated reference signal of second control channel region is fixed in the time quantum of agreement and is sent, even if the on the time quantum of agreement Two control channel regions do not send any control information.Second control described in time quantum except the time quantum of agreement The demodulated reference signal of channel region is only just sent when there is control information to need to send.

Optionally, second communication node assumes minimum unit that the reference signal of the first control area is sent and described The minimum transmission unit that second control area reference signal is sent is different.It is described minimum transmission unit meet following feature at least it One：The minimum transmission unit is the corresponding PRG resource units of the reference signal；If the reference signal is sent, send Least resource unit be the minimum transmission unit；The minimum transmission unit is that the reference signal can be with time-frequency interpolation Least resource unit；The channel estimation obtained by same reference signal port in same time unit cannot be in different minimum units Carry out channel interpolation.

The minimum unit that the reference signal of different control areas described in the terminal is sent, meet following feature at least it One：The resource shared by candidate control channel in first control channel region in second communication node search space is described Minimum transmission unit；In first control channel region shared by a search space of the second communication node same polymeric degree Resource is the minimum transmission unit；All search of all degree of polymerization of second communication node in first control channel region Resource shared by space is the minimum transmission unit；The minimum unit that second control channel region internal reference signals are sent is institute State the second control channel region；The minimum unit that second control channel region internal reference signals are sent is whole system bandwidth.

Specific embodiment 16

Below to different control channel regions difference, QCL information is described in detail.

Second communication node assumes in predetermined time unit, the same reference signal port of different control areas QCL information is identical, in the time quantum except the time quantum of agreement, the same reference signal port of different control areas QCL information is different.

In the present embodiment, Downlink Control Information (DCI) or down control channel can and measure specific embodiment 17 Reference signal frequency division multiplexing, the first resource unit of measuring reference signals is K times of Secondary resource unit at this time, wherein described One resource unit be measuring reference signals minimum transmission unit, Secondary resource unit include following resource unit type at least it One：Control channel resource group, control channel unit, candidate control channel, the search space under a degree of polymerization of control channel, The proprietary search space of second communication node, second communication node need the public search space detected, and described second is logical Believe all search spaces of node, a control channel subband, the corresponding bandwidth resources of second communication node, the signal The resource occupied, a Physical Resource Block PRB

Specific embodiment 18

In the present embodiment, data channel and control channel can be with frequency division multiplexings, the first resource of data channel at this time Unit is K times of Secondary resource unit.

The wherein described first resource unit is data channel such as at least one lower unit：The minimum hair of the data channel Send unit (the either smallest allocation resource list of the data channel smallest allocation resource unit or data channel in control domain Member)；The PRG units of the data channel；The minimum unit that the demodulated reference signal pattern of the data channel determines；The number It is believed that the demodulated reference signal in road minimum transmission unit (or the demodulated reference signal of data channel control domain minimum hair Send unit).

Secondary resource unit includes at least one following resource unit type：Control channel resource group, control channel unit, Candidate control channel, the search space under a degree of polymerization of control channel, the proprietary search space of the second communication node are described Second communication node needs the public search space detected, all search spaces of second communication node, a control letter Line band, the corresponding bandwidth resources of second communication node, the resource that the signal occupies, a Physical Resource Block PRB.

Specific embodiment 19

In the present embodiment, a PRG unit includes multiple time quantums.Figure 29 is PRG according to the ... of the embodiment of the present invention The schematic diagram of unit, as shown in figure 29, in the n-th time quantum and the (n+1)th time quantum, same communication direction (the wherein described side To including downlink and uplink) precoding of resource that is occupied by same subscriber is identical or same communication direction is by same subscriber The precoding for the same frequency resource occupied is identical.

It is the n-th time quantum and the (n+1)th time quantum, the same communication side in the different time unit of user 1 in Figure 29 To resource between precoding it is identical, the present embodiment is also not excluded for other time quantum situations, for example is that multiple times are single Member, multiple time quantums can also be the time it is discontinuous.

Part of the embodiment of the present invention is illustrated both for down control channel or downlink reference signal, and the present invention is simultaneously It is not excluded for the technology being similarly used in uplink control channel or uplink reference signals.

Through the above description of the embodiments, those skilled in the art can be understood that according to above-mentioned implementation The method of example can add the mode of required general hardware platform to realize by software, naturally it is also possible to by hardware, but it is very much In the case of the former be more preferably embodiment.Based on this understanding, technical scheme of the present invention is substantially in other words to existing The part that technology contributes can be expressed in the form of software products, which is stored in a storage In medium (such as ROM/RAM, magnetic disc, CD), including some instructions are used so that a station terminal equipment (can be mobile phone, calculate Machine, server or network equipment etc.) execute method described in each embodiment of the present invention.

Embodiment 2

Additionally provide in the present embodiment a kind of signal reception, signal transmission, the reception of control channel, control channel hair Device is sent, which had carried out repeating no more for explanation for realizing above-described embodiment and preferred embodiment.It is such as following Used, the combination of the software and/or hardware of predetermined function may be implemented in term " module ".Although described by following embodiment Device preferably realize that but the realization of the combination of hardware or software and hardware is also that may and be contemplated with software 's.

Figure 30 is the structure diagram of signal receiving device according to the ... of the embodiment of the present invention, and as shown in figure 30, which includes：

First receiving module 302, the signal for receiving the transmission of the first communication node, wherein the first resource list of signal Member is K times of Secondary resource unit, and K is natural number；

Wherein, first resource unit is used to determine the configured transmission of signal, and Secondary resource unit includes at least one of： Control channel resource group, control channel unit, candidate control channel, the search space under a degree of polymerization of control channel, The proprietary search space of two communication nodes, the second communication node need the public search space detected, the institute of the second communication node There are search space, a control channel subband, the corresponding bandwidth resources of the second communication node, the resource that signal occupies, an object Manage resource block PRB.

Optionally, first resource unit includes such as at least one lower unit：The precoding resource block group of signal, signal is most Small transmission unit, the resource unit of corresponding first reference signal of signal determine that signal sends the least resource unit of pattern.

Optionally, after receiving the signal that the first communication node is sent, further include：According to the relative transmission parameters of signal Obtain the channel estimation value of signal.

Optionally, the first reference signal meets at least one following characteristics：Signal and the first reference signal are accurate positions altogether Quasi co-location's；The channel characteristic information of signal is obtained according to the channel characteristic information of the first reference signal；First The port set of reference signal is the subset of the demodulated reference signal port set of signal；Sequence used in the port of first reference signal Row set is the subset of the arrangement set used in the demodulated reference signal of signal；Port set and the signal of first reference signal Demodulated reference signal port intersection of sets collection is sky；Frequency domain resource shared by signal is the frequency domain resource shared by the first reference signal Subset；Time-domain resource shared by signal is the subset of the time-domain resource shared by the first reference signal.

Optionally, signal include at least one：Control channel signal, demodulated reference signal, measuring reference signals, data letter Road signal.

Optionally, the first resource unit of signal is determined according at least to following one：According to the corresponding Secondary resource of signal Unit determines；It is determined according to the corresponding bandwidth of the second communication node；It is determined according to the control domain bandwidth of the second communication node；According to The corresponding resource mapping method of signal determines.

Optionally, it includes at least one following feature that the first resource unit of signal, which is K times of Secondary resource unit,：First The frequency domain resource of resource unit is K times of the frequency domain resource of Secondary resource unit；The time-domain resource of first resource unit is second K times of the time-domain resource of resource unit；The running time-frequency resource number that first resource unit includes be Secondary resource unit include when K times of frequency resource number.

Optionally, in the case that signal is demodulated reference signal and/or measuring reference signals, determine that signal sends pattern Least resource unit include：The transmission pattern of signal determines that the transmission pattern of signal includes following according to least resource unit At least one：The time-domain resource that signal occupies, the frequency domain resource that signal occupies, the code domain resource that signal occupies.

Optionally, the first receiving module is additionally operable to receive the related letter of the first resource unit of the first communication node notice Breath, the relevant information of Secondary resource unit is obtained according to the relevant information of first resource unit；Receive the first communication node notice Secondary resource unit relevant information, the related of first resource unit is obtained according to the relevant information of Secondary resource unit and is believed Breath.

Optionally, time domain/frequency domain/code domain resource shared by Secondary resource unit is determined according at least one following information： Time domain parameter, the identification information of the second communication node, the corresponding bandwidth information of the second communication node, the frequency domain where broadcast channel Information.

Optionally, the frequency domain shared by first resource unit/code domain resource is determined according to time-domain information.

Optionally, according to the true defining K value of at least one following manner, further include：Receive the K values of the first communication node notice； According to the true defining K value of system bandwidth；According to the true defining K value of the corresponding bandwidth information of the second communication node；According to the resource impact of signal The true defining K value of mode；The true defining K value of transmission resource number fed back according to the second communication node.

Optionally, the first receiving module is additionally operable to receive the type of the Secondary resource unit of the first communication node notice, the The type of two resource units includes：Control channel resource group, control channel unit, candidate control channel, one of control channel Search space under the degree of polymerization, the proprietary search space of the second communication node, the second communication node need the common search detected Space, all search spaces of the second communication node, a control channel subband, the corresponding bandwidth resources of the second communication node, The resource that signal occupies, a Physical Resource Block PRB.

Figure 31 is the structure diagram of sender unit according to the ... of the embodiment of the present invention, and as shown in figure 31, which includes：

Second sending module 312, for sending signal to the second communication node, wherein the first resource list of the signal Member is K times of Secondary resource unit, and the K is natural number；

Wherein, the first resource unit is used to determine that the configured transmission of the signal, the Secondary resource unit to include At least one of：Control channel resource group, control channel unit, candidate control channel, under one degree of polymerization of control channel Search space, the proprietary search space of second communication node, second communication node need the common search detected empty Between, all search spaces of second communication node, control channel subband, the second communication node bandwidth resources are described The resource that signal occupies, Physical Resource Block PRB.

Optionally, first resource unit include at least one：The precoding resource block group of signal, the minimum of signal send list Member, the resource unit of corresponding first reference signal of signal determine that signal sends the least resource unit of pattern.

Optionally, sending signal to the second communication node includes：According to the relative transmission parameters of signal to the second communication section Point sends signal.

Optionally, the first reference signal meets at least one following characteristics：Signal and the first reference signal are accurate positions altogether Quasi co-location's；The channel characteristic information of signal is obtained according to the channel characteristic information of the first reference signal；First The port set of reference signal is the subset of the demodulated reference signal port set of signal；Sequence used in the port of first reference signal Row set is the subset of the arrangement set used in the demodulated reference signal of signal；Port set and the signal of first reference signal Demodulated reference signal port intersection of sets collection is sky；Frequency domain resource shared by signal is the frequency domain resource shared by the first reference signal Subset；Time-domain resource shared by signal is the subset of the time-domain resource shared by the first reference signal.

Optionally, signal include at least one：Control channel signal, demodulated reference signal, measuring reference signals, data letter Road signal.

Optionally, the first resource unit of signal is determined according at least to following one：According to the corresponding Secondary resource of signal Unit determines；It is determined according to the corresponding bandwidth of the second communication node；It is determined according to the control domain bandwidth of the second communication node；According to The corresponding resource mapping method of signal determines.

Optionally, it includes at least one following feature that the first resource unit of signal, which is K times of Secondary resource unit,：First The frequency domain resource of resource unit is K times of the frequency domain resource of Secondary resource unit；The time-domain resource of first resource unit is second K times of the time-domain resource of resource unit；The running time-frequency resource number that first resource unit includes be Secondary resource unit include when K times of frequency resource number.

Optionally, in the case that signal is demodulated reference signal and/or measuring reference signals, determine that signal sends pattern Least resource unit include：The transmission pattern of signal determines that the transmission pattern of signal includes following according to least resource unit At least one：The time-domain resource that signal occupies, the frequency domain resource that signal occupies, the code domain resource that signal occupies.

Optionally, include in the signal to the transmission of the second communication node for channel estimation：It is notified to the second communication node First resource unit relevant information, the related letter of Secondary resource unit is notified by the relevant information of first resource unit Breath；The relevant information of the first resource unit notified to the second communication node is notified by the relevant information of Secondary resource unit The relevant information of first resource unit；

Optionally, to the second communication node send for channel estimation signal before, according to following information at least it One determines time domain/frequency domain/code domain resource shared by Secondary resource unit：Time-domain information, the identification information of the second communication node, the The corresponding bandwidth information of two communication nodes, the frequency domain information where broadcast channel.

Optionally, the frequency domain shared by first resource unit/code domain resource is determined according to time-domain information.

Optionally, according to the true defining K value of at least one such as under type, further include：It is notified to the second communication node according to by K values Mode, according to the true defining K value of system bandwidth；According to the true defining K value of the corresponding bandwidth information of the second communication node；According to the money of signal The true defining K value of source mapping mode；The true defining K value of transmission resource number fed back according to the second communication node.

Optionally, the first receiving module, is additionally operable to the type of the Secondary resource unit notified to the second communication node, and second The type of resource unit includes：One of control channel resource group, control channel unit, candidate control channel, control channel is poly- Search space under right, the proprietary search space of the second communication node, the second communication node need the common search detected empty Between, all search spaces of the second communication node, a control channel subband, the corresponding bandwidth resources of the second communication node, letter Number resource occupied, a Physical Resource Block PRB.

Figure 32 is the structure diagram of the reception device of control channel according to the ... of the embodiment of the present invention, as shown in figure 32, the dress Set including：

First determining module 322, for determining that the demodulated reference signal port of control channel is gathered, wherein the control The demodulated reference signal port set of channel is the subset of the second reference signal port set；

Second receiving module 324 is connected to above-mentioned first determining module 322, for the control channel solution in the determination It adjusts and receives the control channel on reference signal port；

Wherein, second reference signal port set is determined at least one in the following manner：Described second with reference to letter Number port set is fixed, and the signaling information that second reference signal port set is sent according to the first communication node obtains It takes, is obtained according to the demodulated reference signal set of broadcast channel, gathered according to measuring reference signals port and obtained.

Optionally, the demodulated reference signal port set of control channel is obtained according at least one following information：Second is logical Believe that the corresponding transmission resource information of node, the port of the corresponding time parameter of control channel, demodulated reference signal gather number M1, Control channel region type where control channel, the corresponding time parameter of control channel region where control channel, control The corresponding frequency domain resource index of channel, the control channel unit index of control channel, the control resource group index of control channel connect The signaling information for receiving the transmission of the first communication node, wherein the signaling information includes the control channel demodulated reference signal Relevant information.

Optionally, it sends resource and meets at least one following characteristics：It sends and is deposited between resource and demodulated reference signal port In one-to-one relationship；There are one-to-one relationships between transmission resource and demodulated reference signal port set；Multiple transmission moneys Source corresponds to an identical demodulated reference signal port；When the corresponding transmission resource changing of the second communication node, the second reference Signal port set is changed accordingly.

Optionally, the demodulated reference signal port set of control channel meets one of following feature：The demodulation of control channel It is variable that reference signal port, which is integrated into different time quantums,；The demodulated reference signal port of control channel is integrated into difference Frequency domain resource in be variable.

Optionally, the demodulated reference signal port set of control channel obtains one of in the following way：The second ginseng of detection The reference signal in signal port set is examined, according to the receptivity of reference signal, is selected in the second reference signal port is gathered Select the demodulated reference signal port set that one or more reference signal port constitutes control channel；At the second reference signal end Control channel is detected on each reference signal port of mouth set, detects the solution that successful sets of reference signals constitutes control channel Adjust reference signal port set；The demodulated reference signal port set of control channel is believed according to the signaling that the first communication node is sent Breath obtains.

Optionally, the first determining module is additionally operable to assume that one or more other control channel may occupy third ginseng The port in signal port set is examined, third reference signal port collection is combined into the second reference signal port set and control channel solution Adjust the difference set of reference signal port set.

Optionally, in the case of the control channel region difference where control channel, the demodulation reference of control channel is believed Number determining device is different and/or the detection device of control channel is different and/or the demodulated reference signal of control channel most Small transmission unit is different.

Optionally, the first determining module is additionally operable in the first control channel region, the demodulated reference signal of control channel It is the second reference signal port set, in the second control channel region, the demodulated reference signal of control channel is the second reference The proper subclass of signal port set；The demodulated reference signal of control channel is fixed in first control channel region, not at any time Between change；The demodulated reference signal of control channel changes over time in second control channel region；First control channel area The demodulated reference signal of control channel is fixed in domain, is not changed with frequency domain resource；It is controlled in second control channel region The demodulated reference signal of channel is changed with frequency domain resource；In first control channel region, according only to the demodulation of control channel The port number that reference signal includes can determine the demodulated reference signal port of control channel, in the second control channel region In, the port number that the demodulated reference signal according to control channel includes not can determine that the demodulated reference signal end of control channel Mouthful；In the first control channel region, it is assumed that other control channels do not occupy the running time-frequency resource that control channel is occupied, in the second control On channel region processed, it is assumed that other control channels occupy the running time-frequency resource that control channel is occupied.

Optionally, in different control channel regions the demodulated reference signal port of control channel meet following feature at least it One：The demodulated reference signal port number of control channel is identical in different control areas；Control channel in one control channel region Demodulated reference signal port set be another control area control channel demodulated reference signal port set subset.

Optionally, different control channel regions meet at least one following feature：The intersection of different control channel regions is It is empty；Different control channel regions belong to same time unit；Different control channel regions by time-division and/or frequency division, and/or A code point mode is multiplexed；Different control channel region unions are identical with system bandwidth in frequency domain；The union of different control channel regions Conjunction is identical in the bandwidth of frequency domain and the second communication node.

Optionally, control channel region meets at least one following feature：It is obtained according to the time parameter information of time quantum Take the control channel region type that time quantum includes；The configuration information that first communication node is sent indicates different control channel areas Running time-frequency resource where time quantum where domain, and/or different control channel regions.

Optionally, the demodulated reference signal of control channel meets at least one following feature：In the first control channel region In, it is assumed that the first communication node only sends the demodulated reference signal of control channel in the time quantum for sending control channel. In second control channel region, it is assumed that the first communication node is in the time quantum of agreement and the time quantum of transmission control channel Send the demodulated reference signal of control channel, it is assumed that the first communication node may be without sending second in the time quantum of agreement The control channel of communication node.

Optionally, the minimum transmission unit of the demodulated reference signal of control channel also meets at least one following feature：Most Small transmission unit is one or more control channel resource group；Minimum transmission unit is one or more control channel list Member；Minimum transmission unit is the resource shared by one or more candidate control channel；, minimum transmission unit be one identical poly- Resource shared by a right search space；Minimum transmission unit is all search of all degree of polymerization of the second communication node The shared resource of control；Minimum transmission unit channel region in order to control.

Optionally, the same reference signal port of different control areas is accurate position altogether；Or in the first predetermined time In unit, the same reference signal port of different control areas is accurate position altogether, except the first predetermined time unit Time quantum in, the same reference signal port of different control areas does not have accurate position relationship altogether.

Figure 33 is the structure diagram of the sending device of control channel according to the ... of the embodiment of the present invention, as shown in figure 33, the dress Set including：

Second determining module 332, for determining that the demodulated reference signal port of control channel is gathered, wherein the control The demodulated reference signal port of channel is the subset of the second reference signal port set；

Second sending module 334 is connected to above-mentioned second determining module 332, believes for the demodulation reference in the determination On number port the control channel is sent to second communication node；

Wherein, second reference signal port set is determined at least one in the following manner：Described second with reference to letter Number port set is fixed, and second reference signal port set is obtained according to the signaling information sent to the second communication node It takes, is obtained according to the demodulated reference signal set of broadcast channel, gathered according to measuring reference signals port and obtained.

Optionally, the demodulated reference signal port set of control channel is obtained according at least one following information：Second is logical Believe that the corresponding transmission resource information of node, the port of the corresponding time parameter of control channel, demodulated reference signal gather number M1, Control channel region type where control channel, the corresponding time parameter of control channel region where control channel, control The corresponding frequency domain resource index of channel, the control channel unit index of control channel, the control resource group index of control channel connect The signaling information for receiving the transmission of the first communication node, wherein the signaling information includes the control channel demodulated reference signal Relevant information.

Optionally, it sends resource and meets at least one following characteristics：It sends and is deposited between resource and demodulated reference signal port In one-to-one relationship；There are one-to-one relationships between transmission resource and demodulated reference signal port set；Multiple transmission moneys Source corresponds to an identical demodulated reference signal port；When the corresponding transmission resource changing of the second communication node, the second reference Signal port set is changed accordingly.

Optionally, the demodulated reference signal port set of control channel meets one of following feature：The demodulation of control channel It is variable that reference signal port, which is integrated into different time quantums,；The demodulated reference signal port of control channel is integrated into difference Frequency domain resource in be variable.

Optionally, the second determining module is additionally operable to send signaling information to the second communication node, wherein signaling information packet Include the demodulated reference signal port information of control channel.

Optionally, the control channel region where control channel is different, and the demodulated reference signal of control channel determines dress The sending device for setting difference and/or control channel is different.

Optionally, in the case of the control channel region difference where control channel, the second determining module is additionally operable to In first control channel region, the demodulated reference signal of control channel is the second reference signal port set, in the second control letter In road region, the demodulated reference signal of control channel is the proper subclass of the second reference signal port set；First control channel area The demodulated reference signal of control channel is fixed in domain, is not changed over；Control channel in second control channel region Demodulated reference signal changes over time；In first control channel region, include according to the demodulated reference signal of control channel Port number can determine the demodulated reference signal port of control channel, in the second control channel region, believed according to control The port number that the demodulated reference signal in road includes not can determine that the demodulated reference signal port of control channel；In the first control letter On road region, it is assumed that other control channels do not occupy the running time-frequency resource that control channel is occupied, false in the second control channel region If other control channels occupy the running time-frequency resource that control channel is occupied.

Optionally, in different control channel regions the demodulated reference signal port of control channel meet following feature at least it One：The demodulated reference signal port number of control channel is identical in different control areas；Control channel in one control channel region Demodulated reference signal port set be another control area control channel demodulated reference signal port set subset.

Optionally, different control channel regions meet at least one following feature：The intersection of different control channel regions is It is empty；Different control channel regions belong to same time unit；Different control channel region time domain overlappings；Different control channel regions It is multiplexed by time-division and/or frequency division and/or code point mode；Different control channel region unions take system bandwidth.

Optionally, control channel region is determined as follows：When according to the time parameter acquisition of information of time quantum Between the unit control channel region that includes.

Optionally, the second determining module is additionally operable to send configuration information to the second communication node, wherein configuration information refers to Show the running time-frequency resource where the time quantum where different control channel regions, and/or different control channel regions.

Optionally, the second determining module is additionally operable in the first control channel region, only in the time for sending control channel The demodulated reference signal of control channel is sent in unit；In the second control channel region, the time quantum in agreement and transmission The demodulated reference signal that control channel is sent in the time quantum of control channel, may not send in the time quantum of agreement The control channel of second communication node.

Optionally, the reference signal hair for the minimum unit and the second control area that the reference signal of the first control area is sent The minimum transmission unit sent is different.

Optionally, the minimum transmission unit of different control channel regions also meets at least one following feature：The minimum Transmission unit is one or more control channel resource group；The minimum transmission unit is one or more control channel list Member；The minimum transmission unit is the resource shared by one or more candidate control channel；The minimum transmission unit is one Resource shared by one search space of a same polymeric degree；The minimum transmission unit is all of second communication node Resource shared by all search control of the degree of polymerization；The minimum transmission unit is the control channel region.

Optionally, the same reference signal port of different control areas is accurate position altogether；Or in the first predetermined time In unit, the same reference signal port of different control areas is accurate position altogether, except the first predetermined time unit Time quantum in, the same reference signal port of different control areas does not have accurate position relationship altogether.

It should be noted that above-mentioned modules can be realized by software or hardware, for the latter, Ke Yitong Following manner realization is crossed, but not limited to this：Above-mentioned module is respectively positioned in same processor；Alternatively, above-mentioned modules are with arbitrary The form of combination is located in different processors.

Embodiment 3

The embodiments of the present invention also provide a kind of storage mediums.Optionally, in the present embodiment, above-mentioned storage medium can To be arranged to store the program code for executing following steps：

S1 receives the signal that the first communication node is sent, wherein the first resource unit of signal is Secondary resource unit K times, K is natural number；Wherein, first resource unit is used to determine the relative transmission parameters of signal, Secondary resource unit include with It is at least one lower：Control channel resource group, control channel unit, candidate control channel, under a degree of polymerization of control channel Search space, the proprietary search space of the second communication node, the second communication node need the public search space detected, and second is logical Believe all search spaces of node, a control channel subband, the corresponding bandwidth resources of the second communication node, the money that signal occupies Source, a Physical Resource Block PRB.

Optionally, storage medium is also configured to store the program code for executing following steps：

S1, first resource unit include such as at least one lower unit：The precoding resource block group of signal, the minimum hair of signal Unit, the resource unit of corresponding first reference signal of signal is sent to determine that signal sends the least resource unit of pattern.

Optionally, storage medium is also configured to store the program code for executing following steps：

S1, receive the first communication node send signal after, further include：It is obtained according to the relative transmission parameters of signal The channel estimation value of signal.

Optionally, storage medium is also configured to store the program code for executing following steps：

S1, the first reference signal meet at least one following characteristics：Signal and the first reference signal are accurate position quasi altogether Co-location's；The channel characteristic information of signal is obtained according to the channel characteristic information of the first reference signal；First with reference to letter Number port set be signal demodulated reference signal port set subset；Arrangement set used in the port of first reference signal It is the subset of the arrangement set used in the demodulated reference signal of signal；The port set of first reference signal and the demodulation of signal are joined It is sky to examine signal port intersection of sets collection；Frequency domain resource shared by signal is the son of the frequency domain resource shared by the first reference signal Collection；Time-domain resource shared by signal is the subset of the time-domain resource shared by the first reference signal.

Optionally, storage medium is also configured to store the program code for executing following steps：

S1, signal include at least one：Control channel signal, demodulated reference signal, measuring reference signals, data channel letter Number.

Optionally, storage medium is also configured to store the program code for executing following steps：

The first resource unit of S1, signal are determined according at least to following one：According to the corresponding Secondary resource unit of signal It determines；It is determined according to the corresponding bandwidth of the second communication node；It is determined according to the control domain bandwidth of the second communication node；According to signal Corresponding resource mapping method determines.

Optionally, storage medium is also configured to store the program code for executing following steps：

S1, the first resource unit of signal are that K times of Secondary resource unit includes at least one following feature：First resource The frequency domain resource of unit is K times of the frequency domain resource of Secondary resource unit；The time-domain resource of first resource unit is Secondary resource K times of the time-domain resource of unit；The running time-frequency resource number that first resource unit includes is the time-frequency money that Secondary resource unit includes K times of source number.

Optionally, storage medium is also configured to store the program code for executing following steps：

S1 determines that signal sends pattern most in the case that signal is demodulated reference signal and/or measuring reference signals Small resource unit includes：The transmission pattern of signal determines according to least resource unit, the transmission pattern of signal include it is following at least One of：The time-domain resource that signal occupies, the frequency domain resource that signal occupies, the code domain resource that signal occupies.

Optionally, storage medium is also configured to store the program code for executing following steps：

S1, reception the first communication node transmission include for signal：Receive the first resource of the first communication node notice The relevant information of unit obtains the relevant information of Secondary resource unit according to the relevant information of first resource unit；Receive first The relevant information of the Secondary resource unit of communication node notice, first resource list is obtained according to the relevant information of Secondary resource unit The relevant information of member.

Optionally, storage medium is also configured to store the program code for executing following steps：

S1 determines time domain/frequency domain/code domain resource shared by Secondary resource unit according at least one following information：Time domain Parameter, the identification information of the second communication node, the corresponding bandwidth information of the second communication node, the frequency domain letter where broadcast channel Breath.

Optionally, storage medium is also configured to store the program code for executing following steps：

S1, frequency domain/code domain resource shared by first resource unit are determined according to time-domain information.

Optionally, storage medium is also configured to store the program code for executing following steps：

S1 further includes according to the true defining K value of at least one following manner：Receive the K values of the first communication node notice；According to The true defining K value of system bandwidth；According to the true defining K value of the corresponding bandwidth information of the second communication node；According to the resource mapping method of signal True defining K value；The true defining K value of transmission resource number fed back according to the second communication node.

Optionally, storage medium is also configured to store the program code for executing following steps：

S1, reception the first communication node transmission include for signal：Receive the Secondary resource of the first communication node notice The type of the type of unit, Secondary resource unit includes：Control channel resource group, control channel unit, candidate control channel, control Search space under one degree of polymerization of channel processed, the proprietary search space of the second communication node, the second communication node need to examine The public search space of survey, all search spaces of the second communication node, a control channel subband, the second communication node correspond to Bandwidth resources, the resource that signal occupies, a Physical Resource Block PRB.

According to still another embodiment of the invention, a kind of storage medium is additionally provided.The storage medium is set as storage and uses In the program code for executing following steps：

S1 sends signal to the second communication node, wherein and the first resource unit of signal is K times of Secondary resource unit, K is natural number；Wherein, first resource unit is used to determine the relative transmission parameters of signal, Secondary resource unit include with down toward It is one of few：Control channel resource group, control channel unit, candidate control channel, the search under one degree of polymerization of control channel are empty Between, the proprietary search space of the second communication node, the second communication node needs the public search space detected, the second communication node All search spaces, control channel subband, the second communication node bandwidth resources, the resource that signal occupies, Physical Resource Block PRB。

Optionally, storage medium is also configured to store the program code for executing following steps：

S1, first resource unit include at least one：The precoding resource block group of signal, the minimum transmission unit of signal, The resource unit of corresponding first reference signal of signal determines that signal sends the least resource unit of pattern.

Optionally, storage medium is also configured to store the program code for executing following steps：

S1, sending signal to the second communication node includes：It is sent out to the second communication node according to the relative transmission parameters of signal The number of delivering letters.

Optionally, storage medium is also configured to store the program code for executing following steps：

S1, the first reference signal meet at least one following characteristics：Signal and the first reference signal are accurate position quasi altogether Co-location's；The channel characteristic information of signal is obtained according to the channel characteristic information of the first reference signal；First with reference to letter Number port set be signal demodulated reference signal port set subset；Arrangement set used in the port of first reference signal It is the subset of the arrangement set used in the demodulated reference signal of signal；The port set of first reference signal and the demodulation of signal are joined It is sky to examine signal port intersection of sets collection；Frequency domain resource shared by signal is the son of the frequency domain resource shared by the first reference signal Collection；Time-domain resource shared by signal is the subset of the time-domain resource shared by the first reference signal.

Optionally, storage medium is also configured to store the program code for executing following steps：

S1, signal include at least one：Control channel signal, demodulated reference signal, measuring reference signals, data channel letter Number.

Optionally, storage medium is also configured to store the program code for executing following steps：

The first resource unit of S1, signal are determined according at least to following one：According to the corresponding Secondary resource unit of signal It determines；It is determined according to the corresponding bandwidth of the second communication node；It is determined according to the control domain bandwidth of the second communication node；According to signal Corresponding resource mapping method determines.

Optionally, storage medium is also configured to store the program code for executing following steps：

S1, the first resource unit of signal are that K times of Secondary resource unit includes at least one following feature：First resource The frequency domain resource of unit is K times of the frequency domain resource of Secondary resource unit；The time-domain resource of first resource unit is Secondary resource K times of the time-domain resource of unit；The running time-frequency resource number that first resource unit includes is the time-frequency money that Secondary resource unit includes K times of source number.

Optionally, storage medium is also configured to store the program code for executing following steps：

S1 determines that signal sends pattern most in the case that signal is demodulated reference signal and/or measuring reference signals Small resource unit includes：The transmission pattern of signal determines according to least resource unit, the transmission pattern of signal include it is following at least One of：The time-domain resource that signal occupies, the frequency domain resource that signal occupies, the code domain resource that signal occupies.

Optionally, storage medium is also configured to store the program code for executing following steps：

S1 includes for the signal of channel estimation being sent to the second communication node：The notified to the second communication node The relevant information of one resource unit notifies the relevant information of Secondary resource unit by the relevant information of first resource unit；To The relevant information of the first resource unit of second communication node notice, the first money is notified by the relevant information of Secondary resource unit The relevant information of source unit；

Optionally, storage medium is also configured to store the program code for executing following steps：

S1, it is true according at least one following information before sending the signal for channel estimation to the second communication node Determine time domain/frequency domain/code domain resource shared by Secondary resource unit：Time-domain information, the identification information of the second communication node, second is logical Believe the corresponding bandwidth information of node, the frequency domain information where broadcast channel.

Optionally, storage medium is also configured to store the program code for executing following steps：

S1, frequency domain/code domain resource shared by first resource unit are determined according to time-domain information.

Optionally, storage medium is also configured to store the program code for executing following steps：

S1 further includes according to the true defining K value of at least one such as under type：It is notified to the side of the second communication node according to by K values Formula, according to the true defining K value of system bandwidth；According to the true defining K value of the corresponding bandwidth information of the second communication node；It is reflected according to the resource of signal Penetrate the true defining K value of mode；The true defining K value of transmission resource number fed back according to the second communication node.

Optionally, storage medium is also configured to store the program code for executing following steps：

S1, sending signal to the second communication node includes：The type of the Secondary resource unit notified to the second communication node, The type of Secondary resource unit includes：Control channel resource group, control channel unit, candidate control channel, the one of control channel Search space under a degree of polymerization, the proprietary search space of the second communication node, the second communication node need that detects public to search Rope space, all search spaces of the second communication node, a control channel subband, the corresponding bandwidth money of the second communication node Source, the resource that signal occupies, a Physical Resource Block PRB.

According to still another embodiment of the invention, a kind of storage medium is additionally provided.The storage medium is set as storage and uses In the program code for executing following steps：

S1 determines the demodulated reference signal port set of control channel, wherein the demodulated reference signal port of control channel Set is the subset of the second reference signal port set；

S2 receives control channel on determining control channel demodulated reference signal port；Wherein, in the following manner extremely It is one of few to determine the second reference signal port set：Second reference signal port set is fixed, the second reference signal port Set is obtained according to the signaling information that the first communication node is sent, and is obtained according to the demodulated reference signal set of broadcast channel, root Gather according to measuring reference signals port and obtains.

Optionally, storage medium is also configured to store the program code for executing following steps：

The demodulated reference signal port set of S1, control channel are obtained according at least one following information：Second communication section Gather number M1, control in the port of the corresponding transmission resource information of point, the corresponding time parameter of control channel, demodulated reference signal Control channel region type where channel, the corresponding time parameter of control channel region where control channel, control channel Corresponding frequency domain resource index, the control channel unit index of control channel, the control resource group index of control channel；Wherein, It is the transmission resource that the first communication node uses in the communication link for receive the signal that the first communication node is sent to send resource, The transmission resource of first communication node, it includes at least one following resource type to send resource：Send Beam resources, sending port Resource sends pre-coding matrix resource, and sending time resource sends frequency domain resource, sends sequence resources, wherein sends resource It is that the first communication node sends resource used by signal.

Optionally, storage medium is also configured to store the program code for executing following steps：

S1 sends resource and meets at least one following characteristics：There are one between transmission resource and demodulated reference signal port One correspondence；There are one-to-one relationships between transmission resource and demodulated reference signal port set；Multiple transmission resources pair Answer an identical demodulated reference signal port；When the corresponding transmission resource changing of the second communication node, the second reference signal Port set is changed accordingly.

Optionally, storage medium is also configured to store the program code for executing following steps：

The demodulated reference signal port set of S1, control channel meet one of following feature：The demodulation reference of control channel It is variable that signal port, which is integrated into different time quantums,；The demodulated reference signal port of control channel is integrated into different frequencies It is variable in the resource of domain.

Optionally, storage medium is also configured to store the program code for executing following steps：

The demodulated reference signal port set of S1, control channel obtain one of in the following way：Detection second is with reference to letter Reference signal in the set of number port selects one according to the receptivity of reference signal in the second reference signal port is gathered A or multiple reference signals port constitutes the demodulated reference signal port set of control channel；In the second reference signal port collection Control channel is detected on each reference signal port closed, detects the demodulation ginseng that successful sets of reference signals constitutes control channel Examine signal port set；The signaling information that the demodulated reference signal port set of control channel is sent according to the first communication node obtains It takes.

Optionally, storage medium is also configured to store the program code for executing following steps：

S1 determines that the demodulated reference signal port set of control channel includes：Assuming that one or more other control letter Road may occupy the port in the set of third reference signal port, and third reference signal port collection is combined into the second reference signal port The difference set of set and control channel demodulated reference signal port set.

Optionally, storage medium is also configured to store the program code for executing following steps：

S1, in the case of the control channel region difference where control channel, the demodulated reference signal of control channel Determine that different method and/or the detection method difference of control channel and/or the minimum of demodulated reference signal of control channel are sent out Send unit different.

Optionally, storage medium is also configured to store the program code for executing following steps：

S1 determines that the demodulated reference signal port set of control channel includes at least one of：In the first control channel In region, the demodulated reference signal of control channel is the second reference signal port set, in the second control channel region, control The demodulated reference signal of channel is the proper subclass of the second reference signal port set；Control channel in first control channel region Demodulated reference signal is fixed, is not changed over；The demodulated reference signal of control channel is in second control channel region It changes over time；The demodulated reference signal of control channel is fixed in first control channel region, not with frequency domain resource Change；The demodulated reference signal of control channel is changed with frequency domain resource in second control channel region；First control channel In region, the port number that the demodulated reference signal according only to control channel includes can determine the demodulation reference letter of control channel Number port, in the second control channel region, the port number that the demodulated reference signal according to control channel includes not can determine that The demodulated reference signal port of control channel；In the first control channel region, it is assumed that other control channels do not occupy control letter The running time-frequency resource that road occupies, in the second control channel region, it is assumed that other control channels occupy the time-frequency that control channel is occupied Resource.

Optionally, storage medium is also configured to store the program code for executing following steps：

S1, the demodulated reference signal port of control channel meets at least one following feature in different control channel regions： The demodulated reference signal port number of control channel is identical in different control areas；The solution of control channel in one control channel region It is the subset of the demodulated reference signal port set of another control area control channel to adjust reference signal port set.

Optionally, storage medium is also configured to store the program code for executing following steps：

S1, different control channel regions meet at least one following feature：The intersection of different control channel regions is sky；No Belong to same time unit with control channel region；Different control channel regions pass through time-division and/or frequency division and/or code point side Formula is multiplexed；Different control channel region unions are identical with system bandwidth in frequency domain；Different control channel regions and be integrated into frequency Domain is identical with the bandwidth of the second communication node.

Optionally, storage medium is also configured to store the program code for executing following steps：

S1, control channel region meet at least one following feature：When according to the time parameter acquisition of information of time quantum Between the unit control channel region type that includes；The configuration information that first communication node is sent indicates different control channel region institutes Time quantum, and/or the running time-frequency resource where different control channel region.

Optionally, storage medium is also configured to store the program code for executing following steps：

The demodulated reference signal of S1, control channel meet at least one following feature：It is false in the first control channel region If the first communication node only sends the demodulated reference signal of control channel in the time quantum for sending control channel；In the second control In channel region processed, it is assumed that the first communication node sends control in the time quantum of agreement and the time quantum of transmission control channel The demodulated reference signal of channel processed, it is assumed that the first communication node may be without sending the second communication section in the time quantum of agreement The control channel of point.

Optionally, storage medium is also configured to store the program code for executing following steps：

The minimum transmission unit of S1, the demodulated reference signal of control channel also meet at least one following feature：Minimum hair It is one or more control channel resource group to send unit；Minimum transmission unit is one or more control channel unit；Most Small transmission unit is the resource shared by one or more candidate control channel；, minimum transmission unit be a same polymeric degree A search space shared by resource；Minimum transmission unit is all search control of all degree of polymerization of the second communication node Shared resource；Minimum transmission unit channel region in order to control.

Optionally, storage medium is also configured to store the program code for executing following steps：

S1, in the first predetermined time unit, the same reference signal port of different control areas is accurate position altogether, In time quantum except second predetermined time unit, the same reference signal port of different control areas does not have accurate position altogether Relationship.

According to still another embodiment of the invention, a kind of storage medium is additionally provided.The storage medium is set as storage and uses In the program code for executing following steps：

S1 determines the demodulated reference signal port set of control channel, wherein the demodulated reference signal port of control channel It is the subset of the second reference signal port set；It sends and controls to the second communication node on determining demodulated reference signal port Channel；Wherein, the second reference signal port set is determined at least one in the following manner：Gather the second reference signal port Fixed, the second reference signal port set is obtained according to the signaling information sent to the second communication node, according to broadcast channel Demodulated reference signal set obtain, according to measuring reference signals port gather obtain.

Optionally, storage medium is also configured to store the program code for executing following steps：

The demodulated reference signal port set of S1, control channel are obtained according at least one following information：Second communication section Gather number M1, control in the port of the corresponding transmission resource information of point, the corresponding time parameter of control channel, demodulated reference signal Control channel region type where channel, the corresponding time parameter of control channel region where control channel, control channel Corresponding frequency domain resource index, the control channel unit index of control channel, the control resource group index of control channel；Wherein, It is the transmission resource that the first communication node uses into the communication link for the signal that the second communication node is sent to send resource, to The transmission resource of second communication node, it includes at least one following resource type to send resource：Send Beam resources, sending port Resource sends pre-coding matrix resource, and sending time resource sends frequency domain resource, sends sequence resources, wherein sends resource It is to send resource used by signal to the second communication node.

Optionally, storage medium is also configured to store the program code for executing following steps：

S1 sends resource and meets at least one following characteristics：There are one between transmission resource and demodulated reference signal port One correspondence；There are one-to-one relationships between transmission resource and demodulated reference signal port set；Multiple transmission resources pair Answer an identical demodulated reference signal port；When the corresponding transmission resource changing of the second communication node, the second reference signal Port set is changed accordingly.

Optionally, storage medium is also configured to store the program code for executing following steps：

The demodulated reference signal port set of S1, control channel meet one of following feature：The demodulation reference of control channel It is variable that signal port, which is integrated into different time quantums,；The demodulated reference signal port of control channel is integrated into different frequencies It is variable in the resource of domain.

Optionally, storage medium is also configured to store the program code for executing following steps：

S1 determines that the demodulated reference signal port set of control channel includes：Signaling information is sent to the second communication node, Wherein, signaling information includes the demodulated reference signal port information of control channel.

Optionally, storage medium is also configured to store the program code for executing following steps：

S1, the control channel region where control channel is different, and the determination method of the demodulated reference signal of control channel is not Together and/or the sending method of control channel is different.

Optionally, storage medium is also configured to store the program code for executing following steps：

S1 determines the demodulation reference letter of control channel in the case of the control channel region difference where control channel Number port set includes at least one following method：In the first control channel region, the demodulated reference signal of control channel is Second reference signal port is gathered, and in the second control channel region, the demodulated reference signal of control channel is the second reference letter The proper subclass of number port set；The demodulated reference signal of control channel is fixed in first control channel region, not at any time Change；The demodulated reference signal of control channel changes over time in second control channel region；First control channel region In, the port number that the demodulated reference signal according to control channel includes can determine the demodulated reference signal end of control channel Mouthful, in the second control channel region, the port number that the demodulated reference signal according to control channel includes not can determine that control The demodulated reference signal port of channel；In the first control channel region, it is assumed that other control channels are not occupied control channel and accounted for Some running time-frequency resources, in the second control channel region, it is assumed that other control channels occupy the running time-frequency resource that control channel is occupied.

Optionally, storage medium is also configured to store the program code for executing following steps：

S1, the demodulated reference signal port of control channel meets at least one following feature in different control channel regions： The demodulated reference signal port number of control channel is identical in different control areas；The solution of control channel in one control channel region It is the subset of the demodulated reference signal port set of another control area control channel to adjust reference signal port set.

Optionally, storage medium is also configured to store the program code for executing following steps：

S1, different control channel regions meet at least one following feature：The intersection of different control channel regions is sky；No Belong to same time unit with control channel region；Different control channel region time domain overlappings；Different control channel regions pass through Time-division and/or frequency division and/or code point mode are multiplexed；Different control channel region unions take system bandwidth.

Optionally, storage medium is also configured to store the program code for executing following steps：

S1, control channel region are determined as follows：According to the time parameter information acquisition times list of time quantum The control channel region that member includes.

Optionally, storage medium is also configured to store the program code for executing following steps：

S1 determines that the demodulated reference signal port set of control channel includes：Configuration information is sent to the second communication node, Wherein, configuration information indicates the time quantum where different control channel regions, and/or where different control channel regions when Frequency resource.

Optionally, storage medium is also configured to store the program code for executing following steps：

S1 determines that the demodulated reference signal port set of control channel includes：In the first control channel region, only sending out Send the demodulated reference signal that control channel is sent in the time quantum of control channel；In the second control channel region, arranging Time quantum and send the demodulated reference signal that control channel is sent in the time quantum of control channel, it is single in the time of agreement It may be without the control channel of the second communication node of transmission in member.

Optionally, storage medium is also configured to store the program code for executing following steps：

S1, the minimum unit of the reference signal transmission of the first control area and the reference signal transmission of the second control area Minimum transmission unit is different.

Optionally, storage medium is also configured to store the program code for executing following steps：

The minimum transmission unit of S1, different control channel regions also meet at least one following feature：First control channel The resource shared by candidate control channel in region in search space is minimum transmission unit；It is identical in first control channel region Resource shared by one search space of the degree of polymerization is minimum transmission unit；The institute of all degree of polymerization in first control channel region It is minimum transmission unit to have the resource shared by search space；Second control channel region internal reference signals send minimum unit be Second control channel region；The minimum unit that second control channel region internal reference signals are sent is whole system bandwidth.

Optionally, storage medium is also configured to store the program code for executing following steps：

S1, in the first predetermined time unit, the same reference signal port of different control areas is accurate position altogether, In time quantum except second predetermined time unit, it is altogether value that the same reference signal port of different control areas, which does not have accurate, Relationship.

Optionally, in the present embodiment, above-mentioned storage medium can include but is not limited to：USB flash disk, read-only memory (ROM, Read-Only Memory), random access memory (RAM, Random Access Memory), mobile hard disk, magnetic disc or The various media that can store program code such as CD.

Optionally, in the present embodiment, processor is executed according to stored program code in storage medium：Receive first The signal that communication node is sent, wherein the first resource unit of signal is K times of Secondary resource unit, and K is natural number；Wherein, First resource unit is used to determine the relative transmission parameters of signal, and Secondary resource unit includes at least one of：Control channel Resource group, control channel unit, candidate control channel, the search space under a degree of polymerization of control channel, the second communication section The proprietary search space of point, the second communication node need the public search space detected, all search of the second communication node empty Between, a control channel subband, the corresponding bandwidth resources of the second communication node, the resource that signal occupies, a Physical Resource Block PRB。

Optionally, in the present embodiment, processor is executed according to stored program code in storage medium：First resource Unit includes such as at least one lower unit：The precoding resource block group of signal, the minimum transmission unit of signal, signal corresponding The resource unit of one reference signal determines that signal sends the least resource unit of pattern.

Optionally, in the present embodiment, processor is executed according to stored program code in storage medium：Receiving the After the signal that one communication node is sent, further include：The channel estimation value of signal is obtained according to the relative transmission parameters of signal.

Optionally, in the present embodiment, processor is executed according to stored program code in storage medium：First reference Signal meets at least one following characteristics：Signal and the first reference signal are accurate position quasi co-location altogether；Signal Channel characteristic information according to the channel characteristic information of the first reference signal obtain；The port set of first reference signal is signal Demodulated reference signal port set subset；Arrangement set used in the port of first reference signal is the demodulation reference letter of signal The subset of arrangement set used in number；The demodulated reference signal port intersection of sets of the port set and signal of first reference signal Collection is sky；Frequency domain resource shared by signal is the subset of the frequency domain resource shared by the first reference signal；Time domain money shared by signal Source is the subset of the time-domain resource shared by the first reference signal.

Optionally, in the present embodiment, processor is executed according to stored program code in storage medium：Signal includes At least one：Control channel signal, demodulated reference signal, measuring reference signals, data channel signal.

Optionally, in the present embodiment, processor is executed according to stored program code in storage medium：The of signal One resource unit is determined according at least to following one：It is determined according to the corresponding Secondary resource unit of signal；According to the second communication section The corresponding bandwidth of point determines；It is determined according to the control domain bandwidth of the second communication node；According to the corresponding resource mapping method of signal It determines.

Optionally, in the present embodiment, processor is executed according to stored program code in storage medium：The of signal One resource unit is that K times of Secondary resource unit includes at least one following feature：The frequency domain resource of first resource unit is K times of the frequency domain resource of two resource units；The time-domain resource of first resource unit is the K of the time-domain resource of Secondary resource unit Times；The running time-frequency resource number that first resource unit includes is K times of the running time-frequency resource number that Secondary resource unit includes.

Optionally, in the present embodiment, processor is executed according to stored program code in storage medium：When signal is In the case of demodulated reference signal and/or measuring reference signals, determine that the least resource unit that signal sends pattern includes：Signal Transmission pattern according to least resource unit determine, the transmission pattern of signal includes at least one of：The time domain that signal occupies Resource, the frequency domain resource that signal occupies, the code domain resource that signal occupies.

Optionally, in the present embodiment, processor is executed according to stored program code in storage medium：Receive first Communication node send include for signal：The relevant information for receiving the first resource unit of the first communication node notice, according to The relevant information of first resource unit obtains the relevant information of Secondary resource unit；Receive the second money of the first communication node notice The relevant information of source unit obtains the relevant information of first resource unit according to the relevant information of Secondary resource unit.

Optionally, in the present embodiment, processor is executed according to stored program code in storage medium：According to following At least one information determines time domain/frequency domain/code domain resource shared by Secondary resource unit：Time domain parameter, the second communication node Identification information, the corresponding bandwidth information of the second communication node, the frequency domain information where broadcast channel.

Optionally, in the present embodiment, processor is executed according to stored program code in storage medium：First resource Frequency domain/code domain resource shared by unit is determined according to time-domain information.

Optionally, in the present embodiment, processor is executed according to stored program code in storage medium：According to following The true defining K value of at least one mode further includes：Receive the K values of the first communication node notice；According to the true defining K value of system bandwidth；According to The true defining K value of the corresponding bandwidth information of second communication node；According to the true defining K value of the resource mapping method of signal；According to the second communication The true defining K value of transmission resource number of node feeding back.

Optionally, in the present embodiment, processor is executed according to stored program code in storage medium：Receive first Communication node send include for signal：Receive the type of the Secondary resource unit of the first communication node notice, Secondary resource The type of unit includes：Control channel resource group, control channel unit, candidate control channel, a degree of polymerization of control channel Under search space, the proprietary search space of the second communication node, the second communication node needs the public search space that detects, the All search spaces of two communication nodes, a control channel subband, the corresponding bandwidth resources of the second communication node, signal occupy Resource, a Physical Resource Block PRB.

According to still another embodiment of the invention, a kind of storage medium is additionally provided.The storage medium is set as storage and uses In the program code for executing following steps：Signal is sent to the second communication node, wherein the first resource unit of signal is second K times of resource unit, K are natural number；Wherein, first resource unit is used to determine the relative transmission parameters of signal, Secondary resource Unit includes at least one of：Control channel resource group, control channel unit, candidate control channel, control channel one are poly- Search space under right, the proprietary search space of the second communication node, the second communication node need the common search detected empty Between, all search spaces of the second communication node, control channel subband, the second communication node bandwidth resources, the money that signal occupies Source, Physical Resource Block PRB.

Optionally, in the present embodiment, processor is executed according to stored program code in storage medium：First resource Unit include at least one：The precoding resource block group of signal, the minimum transmission unit of signal, signal corresponding first is with reference to letter Number resource unit, determine signal send pattern least resource unit.

Optionally, in the present embodiment, processor is executed according to stored program code in storage medium：It is logical to second Letter node sends signal：According to the relative transmission parameters of signal signal is sent to the second communication node.

Optionally, in the present embodiment, processor is executed according to stored program code in storage medium：First reference Signal meets at least one following characteristics：Signal and the first reference signal are accurate position quasi co-location altogether；Signal Channel characteristic information according to the channel characteristic information of the first reference signal obtain；The port set of first reference signal is signal Demodulated reference signal port set subset；Arrangement set used in the port of first reference signal is the demodulation reference letter of signal The subset of arrangement set used in number；The demodulated reference signal port intersection of sets of the port set and signal of first reference signal Collection is sky；Frequency domain resource shared by signal is the subset of the frequency domain resource shared by the first reference signal；Time domain money shared by signal Source is the subset of the time-domain resource shared by the first reference signal.

Optionally, in the present embodiment, processor is executed according to stored program code in storage medium：Signal includes At least one：Control channel signal, demodulated reference signal, measuring reference signals, data channel signal.

Optionally, in the present embodiment, processor is executed according to stored program code in storage medium：The of signal One resource unit is determined according at least to following one：It is determined according to the corresponding Secondary resource unit of signal；According to the second communication section The corresponding bandwidth of point determines；It is determined according to the control domain bandwidth of the second communication node；According to the corresponding resource mapping method of signal It determines.

Optionally, in the present embodiment, processor is executed according to stored program code in storage medium：The of signal One resource unit is that K times of Secondary resource unit includes at least one following feature：The frequency domain resource of first resource unit is K times of the frequency domain resource of two resource units；The time-domain resource of first resource unit is the K of the time-domain resource of Secondary resource unit Times；The running time-frequency resource number that first resource unit includes is K times of the running time-frequency resource number that Secondary resource unit includes.

Optionally, in the present embodiment, processor is executed according to stored program code in storage medium：When signal is In the case of demodulated reference signal and/or measuring reference signals, determine that the least resource unit that signal sends pattern includes：Signal Transmission pattern according to least resource unit determine, the transmission pattern of signal includes at least one of：The time domain that signal occupies Resource, the frequency domain resource that signal occupies, the code domain resource that signal occupies.

Optionally, in the present embodiment, processor is executed according to stored program code in storage medium：To second Communication node is sent includes for the signal of channel estimation：The related letter of the first resource unit notified to the second communication node Breath notifies the relevant information of Secondary resource unit by the relevant information of first resource unit；It is notified to the second communication node The relevant information of first resource unit notifies the relevant information of first resource unit by the relevant information of Secondary resource unit；

Optionally, in the present embodiment, processor is executed according to stored program code in storage medium：To second Before communication node sends the signal for channel estimation, determined shared by Secondary resource unit according at least one following information Time domain/frequency domain/code domain resource：Time-domain information, the identification information of the second communication node, the corresponding bandwidth letter of the second communication node Breath, the frequency domain information where broadcast channel.

Optionally, in the present embodiment, processor is executed according to stored program code in storage medium：First resource Frequency domain/code domain resource shared by unit is determined according to time-domain information.

Optionally, in the present embodiment, processor is executed according to stored program code in storage medium：According to as follows The true defining K value of at least one mode further includes：It notifies, to the mode of the second communication node, to be determined according to system bandwidth according to by K values K values；According to the true defining K value of the corresponding bandwidth information of the second communication node；According to the true defining K value of the resource mapping method of signal；According to The true defining K value of transmission resource number of second communication node feedback.

Optionally, in the present embodiment, processor is executed according to stored program code in storage medium：It is logical to second Letter node sends signal：The type of the Secondary resource unit notified to the second communication node, the type of Secondary resource unit Including：Control channel resource group, control channel unit, candidate control channel, the search under a degree of polymerization of control channel are empty Between, the proprietary search space of the second communication node, the second communication node needs the public search space detected, the second communication node All search spaces, a control channel subband, the corresponding bandwidth resources of the second communication node, the resource that signal occupies, one A Physical Resource Block PRB.

According to still another embodiment of the invention, a kind of storage medium is additionally provided.The storage medium is set as storage and uses In the program code for executing following steps：Determine the demodulated reference signal port set of control channel, wherein the solution of control channel It is the subset of the second reference signal port set to adjust reference signal port set；At determining control channel demodulated reference signal end Control channel is received on mouthful；Wherein, the second reference signal port set is determined at least one in the following manner：Second with reference to letter Number port set is signaling information acquisition fixed, that the second reference signal port set is sent according to the first communication node, root It is obtained according to the demodulated reference signal set of broadcast channel, is gathered according to measuring reference signals port and obtained.

Optionally, in the present embodiment, processor is executed according to stored program code in storage medium：Control channel Demodulated reference signal port set according at least one following information obtain：The corresponding transmission resource letter of second communication node Gather number M1, the control channel where control channel in the port of breath, the corresponding time parameter of control channel, demodulated reference signal Area type, the corresponding time parameter of control channel region where control channel, the corresponding frequency domain resource index of control channel, The control channel unit index of control channel, the control resource group index of control channel；Wherein, it is to receive first to lead to send resource In the communication link for believing the signal that node is sent, the transmission resource that the first communication node uses, the transmission money of the first communication node Source, it includes at least one following resource type to send resource：Beam resources are sent, sending port resource sends pre-coding matrix Resource, sending time resource send frequency domain resource, send sequence resources, wherein it is that the first communication node sends letter to send resource Resource used by number.

Optionally, in the present embodiment, processor is executed according to stored program code in storage medium：Send resource Meet at least one following characteristics：There are one-to-one relationships between transmission resource and demodulated reference signal port；Send resource There are one-to-one relationships between the set of demodulated reference signal port；Multiple transmission resources correspond to an identical demodulation reference Signal port；When the corresponding transmission resource changing of the second communication node, the second reference signal port set is changed accordingly Become.

Optionally, in the present embodiment, processor is executed according to stored program code in storage medium：Control channel Demodulated reference signal port set meet one of following feature：The demodulated reference signal port of control channel is integrated into different Time quantum is variable；It is variable that the demodulated reference signal port of control channel, which is integrated into different frequency domain resources,.

Optionally, in the present embodiment, processor is executed according to stored program code in storage medium：Control channel Demodulated reference signal port set obtain one of in the following way：Detect the reference letter in the set of the second reference signal port Number, according to the receptivity of reference signal, one or more reference signal end is selected in the second reference signal port is gathered Mouth constitutes the demodulated reference signal port set of control channel；In each reference signal port of the second reference signal port set Upper detection control channel detects the demodulated reference signal port set that successful sets of reference signals constitutes control channel；Control The demodulated reference signal port set of channel is obtained according to the signaling information that the first communication node is sent.

Optionally, in the present embodiment, processor is executed according to stored program code in storage medium：Determine control Gather the demodulated reference signal port of channel：Assuming that one or more other control channel may occupy third with reference to letter Port in the set of number port, third reference signal port collection are combined into the second reference signal port set and control channel demodulation ginseng Examine the difference set of signal port set.

Optionally, in the present embodiment, processor is executed according to stored program code in storage medium：Believe in control In the case of control channel region difference where road, the determination method of the demodulated reference signal of control channel is different, and/or control The minimum transmission unit of the detection method difference of channel processed and/or the demodulated reference signal of control channel is different.

Optionally, in the present embodiment, processor is executed according to stored program code in storage medium：Determine control The demodulated reference signal port set of channel includes at least one of：In the first control channel region, the solution of control channel It is the second reference signal port set to adjust reference signal, in the second control channel region, the demodulated reference signal of control channel It is the proper subclass of the second reference signal port set；The demodulated reference signal of control channel is fixed in first control channel region , it does not change over；The demodulated reference signal of control channel changes over time in second control channel region；First control The demodulated reference signal of control channel is fixed in channel region processed, is not changed with frequency domain resource；Second control channel area The demodulated reference signal of control channel is changed with frequency domain resource in domain；In first control channel region, believe according only to control The port number that the demodulated reference signal in road includes can determine the demodulated reference signal port of control channel, in the second control letter In road region, the port number that the demodulated reference signal according to control channel includes not can determine that the demodulation reference letter of control channel Number port；In the first control channel region, it is assumed that other control channels do not occupy the running time-frequency resource that control channel is occupied, In two control channel regions, it is assumed that other control channels occupy the running time-frequency resource that control channel is occupied.

Optionally, in the present embodiment, processor is executed according to stored program code in storage medium：Difference control The demodulated reference signal port of control channel meets at least one following feature in channel region：Letter is controlled in different control areas The demodulated reference signal port number in road is identical；The demodulated reference signal port set of control channel is in one control channel region The subset of the demodulated reference signal port set of another control area control channel.

Optionally, in the present embodiment, processor is executed according to stored program code in storage medium：Difference control Channel region meets at least one following feature：The intersection of different control channel regions is sky；Different control channel regions belong to Same time unit；Different control channel regions are multiplexed by time-division and/or frequency division and/or code point mode；Difference control letter Road region union is identical with system bandwidth in frequency domain；Different control channel regions and be integrated into frequency domain and the second communication node Bandwidth is identical.

Optionally, in the present embodiment, processor is executed according to stored program code in storage medium：Control channel Region meets at least one following feature：The control channel that time parameter information acquisition times unit according to time quantum includes Area type；The configuration information that first communication node is sent indicates the time quantum where different control channel regions, and/or not With the running time-frequency resource where control channel region.

Optionally, in the present embodiment, processor is executed according to stored program code in storage medium：Control channel Demodulated reference signal meet at least one following feature：In the first control channel region, it is assumed that the first communication node only exists Send the demodulated reference signal that control channel is sent in the time quantum of control channel；In the second control channel region, it is assumed that First communication node sends the demodulation reference of control channel in the time quantum of agreement and the time quantum of transmission control channel Signal, it is assumed that the first communication node may be without the control channel of the second communication node of transmission in the time quantum of agreement.

Optionally, in the present embodiment, processor is executed according to stored program code in storage medium：Control channel The minimum transmission unit of demodulated reference signal also meet at least one following feature：Minimum transmission unit is one or more Control channel resource group；Minimum transmission unit is one or more control channel unit；Minimum transmission unit be one or Resource shared by multiple candidate control channels；, shared by a search space that minimum transmission unit is a same polymeric degree Resource；Minimum transmission unit is the shared resource of all search control of all degree of polymerization of the second communication node；Minimum is sent Unit channel region in order to control.

Optionally, in the present embodiment, processor is executed according to stored program code in storage medium：It is pre- first Fix time in unit, the same reference signal port of different control areas is accurate position altogether, the second predetermined time unit it In outer time quantum, the same reference signal port of different control areas does not have accurate position relationship altogether.

According to still another embodiment of the invention, a kind of storage medium is additionally provided.The storage medium is set as storage and uses In the program code for executing following steps：Determine the demodulated reference signal port set of control channel, wherein the solution of control channel It is the subset of the second reference signal port set to adjust reference signal port；It is logical to second on determining demodulated reference signal port Believe that node sends control channel；Wherein, the second reference signal port set is determined at least one in the following manner：Second reference Signal port set is fixed, and the second reference signal port set is obtained according to the signaling information sent to the second communication node It takes, is obtained according to the demodulated reference signal set of broadcast channel, gathered according to measuring reference signals port and obtained.

Optionally, in the present embodiment, processor is executed according to stored program code in storage medium：Control channel Demodulated reference signal port set according at least one following information obtain：The corresponding transmission resource letter of second communication node Gather number M1, the control channel where control channel in the port of breath, the corresponding time parameter of control channel, demodulated reference signal Area type, the corresponding time parameter of control channel region where control channel, the corresponding frequency domain resource index of control channel, The control channel unit index of control channel, the control resource group index of control channel；Wherein, it is to the second communication to send resource In the communication link for the signal that node is sent, the transmission resource that the first communication node uses is provided to the transmission of the second communication node Source, it includes at least one following resource type to send resource：Beam resources are sent, sending port resource sends pre-coding matrix Resource, sending time resource send frequency domain resource, send sequence resources, wherein sending resource is sent to the second communication node Resource used by signal.

Optionally, in the present embodiment, processor is executed according to stored program code in storage medium：Send resource Meet at least one following characteristics：There are one-to-one relationships between transmission resource and demodulated reference signal port；Send resource There are one-to-one relationships between the set of demodulated reference signal port；Multiple transmission resources correspond to an identical demodulation reference Signal port；When the corresponding transmission resource changing of the second communication node, the second reference signal port set is changed accordingly Become.

Optionally, in the present embodiment, processor is executed according to stored program code in storage medium：Control channel Demodulated reference signal port set meet one of following feature：The demodulated reference signal port of control channel is integrated into different Time quantum is variable；It is variable that the demodulated reference signal port of control channel, which is integrated into different frequency domain resources,.

Optionally, in the present embodiment, processor is executed according to stored program code in storage medium：Determine control Gather the demodulated reference signal port of channel：Signaling information is sent to the second communication node, wherein signaling information includes control The demodulated reference signal port information of channel processed.

Optionally, in the present embodiment, processor is executed according to stored program code in storage medium：Control channel The control channel region at place is different, the determination method difference of the demodulated reference signal of control channel and/or the hair of control channel Delivery method is different.

Optionally, in the present embodiment, processor is executed according to stored program code in storage medium：Believe in control In the case of control channel region difference where road, determine that the demodulated reference signal port set of control channel includes such as lower section At least one method：In the first control channel region, the demodulated reference signal of control channel is the second reference signal port set, In the second control channel region, the demodulated reference signal of control channel is the proper subclass of the second reference signal port set；The The demodulated reference signal of control channel is fixed in one control channel region, is not changed over；Second control channel region The demodulated reference signal of middle control channel changes over time；In first control channel region, according to the demodulation of control channel The port number that reference signal includes can determine the demodulated reference signal port of control channel, in the second control channel region In, the port number that the demodulated reference signal according to control channel includes not can determine that the demodulated reference signal end of control channel Mouthful；In the first control channel region, it is assumed that other control channels do not occupy the running time-frequency resource that control channel is occupied, in the second control On channel region processed, it is assumed that other control channels occupy the running time-frequency resource that control channel is occupied.

Optionally, in the present embodiment, processor is executed according to stored program code in storage medium：Difference control The demodulated reference signal port of control channel meets at least one following feature in channel region：Letter is controlled in different control areas The demodulated reference signal port number in road is identical；The demodulated reference signal port set of control channel is in one control channel region The subset of the demodulated reference signal port set of another control area control channel.

Optionally, in the present embodiment, processor is executed according to stored program code in storage medium：Difference control Channel region meets at least one following feature：The intersection of different control channel regions is sky；Different control channel regions belong to Same time unit；Different control channel region time domain overlappings；Different control channel regions by time-division and/or frequency division, and/ Or code point mode is multiplexed；Different control channel region unions take system bandwidth.

Optionally, in the present embodiment, processor is executed according to stored program code in storage medium：Control channel Region is determined as follows：The control channel area that time parameter information acquisition times unit according to time quantum includes Domain.

Optionally, in the present embodiment, processor is executed according to stored program code in storage medium：Determine control Gather the demodulated reference signal port of channel：Configuration information is sent to the second communication node, wherein configuration information indicates not With the running time-frequency resource where the time quantum where control channel region, and/or different control channel regions.

Optionally, in the present embodiment, processor is executed according to stored program code in storage medium：Determine control Gather the demodulated reference signal port of channel：It is only single in the time for sending control channel in the first control channel region The demodulated reference signal of control channel is sent in member；In the second control channel region, controlled in the time quantum of agreement and transmission The demodulated reference signal that control channel is sent in the time quantum of channel processed, may be without sending the in the time quantum of agreement The control channel of two communication nodes.

Optionally, in the present embodiment, processor is executed according to stored program code in storage medium：First control The minimum transmission unit that the reference signal of minimum unit and the second control area that the reference signal in region is sent is sent is different.

Optionally, in the present embodiment, processor is executed according to stored program code in storage medium：Difference control The minimum transmission unit of channel region also meets at least one following feature：Time in first control channel region in search space It is minimum transmission unit to select the resource shared by control channel；A search space of same polymeric degree in first control channel region Shared resource is minimum transmission unit；Resource in first control channel region shared by all search spaces of all degree of polymerization For minimum transmission unit；The minimum unit that second control channel region internal reference signals are sent is the second control channel region；The The minimum unit that two control channel region internal reference signals are sent is whole system bandwidth.

Optionally, in the present embodiment, processor is executed according to stored program code in storage medium：It is pre- first Fix time in unit, the same reference signal port of different control areas is accurate position altogether, the second predetermined time unit it In outer time quantum, it is value relationship altogether that the same reference signal port of different control areas, which does not have accurate,.

Optionally, the specific example in the present embodiment can refer to described in above-described embodiment and optional embodiment Example, details are not described herein for the present embodiment.

Obviously, those skilled in the art should be understood that each module of the above invention or each step can be with general Computing device realize that they can be concentrated on a single computing device, or be distributed in multiple computing devices and formed Network on, optionally, they can be realized with the program code that computing device can perform, it is thus possible to which they are stored It is performed by computing device in the storage device, and in some cases, it can be with different from shown in sequence execution herein The step of going out or describing, either they are fabricated to each integrated circuit modules or by them multiple modules or Step is fabricated to single integrated circuit module to realize.In this way, the present invention is not limited to any specific hardware and softwares to combine.

The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, any made by repair Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.

Claims (85)

1. a kind of signal acceptance method, which is characterized in that including：

Receive the signal of the first communication node transmission, wherein the first resource unit of the signal is the K of Secondary resource unit Times, the K is natural number；

Wherein, the first resource unit is used to determine the configured transmission of the signal, and the Secondary resource unit includes following At least one：Control channel resource group, control channel unit, candidate control channel, searching under a degree of polymerization of control channel Rope space, the proprietary search space of the second communication node, second communication node needs the public search space detected, described All search spaces of second communication node, a control channel subband, the corresponding bandwidth resources of second communication node, institute State the resource that signal occupies, a Physical Resource Block PRB.

2. according to the method described in claim 1, it is characterized in that, the first resource unit include as lower unit at least it One：The precoding resource block group of the signal, the minimum transmission unit of the signal, corresponding first reference signal of the signal Resource unit, determine that the signal sends the least resource unit of pattern.

3. according to the method described in claim 1, it is characterized in that, receive signal that first communication node is sent it Afterwards, further include：The channel estimation value of the signal is obtained according to the relative transmission parameters of the signal.

4. according to the method described in claim 2, it is characterized in that, first reference signal meet following characteristics at least it One：

The signal and first reference signal are accurate position quasi co-location altogether；

The channel characteristic information of the signal is obtained according to the channel characteristic information of first reference signal；

The port set of first reference signal is the subset of the demodulated reference signal port set of the signal；

Arrangement set used in the port of first reference signal is the arrangement set used in the demodulated reference signal of the signal Subset；

The port set of first reference signal and the demodulated reference signal port intersection of sets collection of the signal are sky；

Frequency domain resource shared by the signal is the subset of the frequency domain resource shared by first reference signal；

Time-domain resource shared by the signal is the subset of the time-domain resource shared by first reference signal.

5. according to the method described in claim 1, it is characterized in that, the signal include at least one：Control channel signal, solution Adjust reference signal, measuring reference signals, data channel signal.

6. according to the method described in claim 2, it is characterized in that, the first resource unit of the signal according at least to it is following it One determines：

It is determined according to the corresponding Secondary resource unit of the signal；

It is determined according to the corresponding bandwidth of second communication node；

It is determined according to the control domain bandwidth of second communication node；

It is determined according to the corresponding resource mapping method of the signal.

7. according to the method described in claim 2, it is characterized in that, the first resource unit of the signal is Secondary resource unit K times include at least one following feature：

The frequency domain resource of the first resource unit is K times of the frequency domain resource of the Secondary resource unit；

The time-domain resource of the first resource unit is K times of the time-domain resource of the Secondary resource unit；

The running time-frequency resource number that the first resource unit includes is the K for the running time-frequency resource number that the Secondary resource unit includes Times.

8. according to the method described in claim 2, it is characterized in that, when the signal is demodulated reference signal and/or measurement ginseng In the case of examining signal, determine that the least resource unit that the signal sends pattern includes：The transmission pattern of the signal according to The least resource unit determines that the transmission pattern of the signal includes at least one of：The time domain money that the signal occupies Source, the frequency domain resource that the signal occupies, the code domain resource that the signal occupies.

9. according to the method described in claim 2, it is characterized in that, the signal for receiving the first communication node transmission includes： The relevant information for receiving the first resource unit of the first communication node notice, according to the phase of the first resource unit It closes information and obtains the relevant information of the Secondary resource unit；Receive the Secondary resource list of the first communication node notice The relevant information of member, the relevant information of the first resource unit is obtained according to the relevant information of the Secondary resource unit.

10. according to the method described in claim 1, it is characterized in that, determining second money according at least one following information Time domain/frequency domain/code domain resource shared by source unit：Time domain parameter, the second communication node identification information, second communication The corresponding bandwidth information of node, the frequency domain information where broadcast channel.

11. according to the method described in claim 2, it is characterized in that, frequency domain/code domain resource shared by the first resource unit It is determined according to time-domain information.

12. according to the method described in claim 1, it is characterized in that, determining the K values according at least one following manner, also Including：

Receive the K values of the first communication node notice；

The K values are determined according to system bandwidth；

The K values are determined according to the corresponding bandwidth information of second communication node；

The K values are determined according to the resource mapping method of the signal；

The transmission resource number fed back according to second communication node determines the K values；

The K values are determined according to the running time-frequency resource number that can be used for control channel transmission that the Secondary resource unit includes.

13. according to the method described in claim 2, it is characterized in that, the signal for receiving the first communication node transmission includes： The type of the Secondary resource unit of the first communication node notice is received, the type of the Secondary resource unit includes： Control channel resource group, control channel unit, candidate control channel, the search space under a degree of polymerization of control channel, The proprietary search space of two communication nodes, second communication node need the public search space detected, second communication All search spaces of node, a control channel subband, the corresponding bandwidth resources of second communication node, the signal account for Some resources, a Physical Resource Block PRB.

14. a kind of signaling method, which is characterized in that including：

Signal is sent to the second communication node, wherein the first resource unit of the signal is K times of Secondary resource unit, institute It is natural number to state K；

Wherein, the first resource unit is used to determine the configured transmission of the signal, and the Secondary resource unit includes following At least one：Control channel resource group, control channel unit, candidate control channel, the search under one degree of polymerization of control channel Space, the proprietary search space of second communication node, second communication node need the public search space detected, institute State all search spaces of the second communication node, control channel subband, the second communication node bandwidth resources, the signal accounts for Some resources, Physical Resource Block PRB.

15. according to the method for claim 14, which is characterized in that the first resource unit include at least one：It is described The precoding resource block group of signal, the minimum transmission unit of the signal, the resource of corresponding first reference signal of the signal Unit determines that the signal sends the least resource unit of pattern.

16. according to the method for claim 14, which is characterized in that sending signal to second communication node includes：Root According to the relative transmission parameters of the signal signal is sent to second communication node.

17. according to the method for claim 15, which is characterized in that first reference signal meet following characteristics at least it One：

The signal and first reference signal are accurate position quasi co-location altogether；

The channel characteristic information of the signal is obtained according to the channel characteristic information of first reference signal；

The port set of first reference signal is the subset of the demodulated reference signal port set of the signal；

Arrangement set used in the port of first reference signal is the arrangement set used in the demodulated reference signal of the signal Subset；

The port set of first reference signal and the demodulated reference signal port intersection of sets collection of the signal are sky；

Frequency domain resource shared by the signal is the subset of the frequency domain resource shared by first reference signal；

Time-domain resource shared by the signal is the subset of the time-domain resource shared by first reference signal.

18. according to the method for claim 14, which is characterized in that the signal include at least one：Control channel signal, Demodulated reference signal, measuring reference signals, data channel signal.

19. according to the method for claim 15, which is characterized in that the first resource unit of the signal is according at least to following One of determine：

It is determined according to the corresponding Secondary resource unit of the signal；

It is determined according to the corresponding bandwidth of second communication node；

It is determined according to the control domain bandwidth of second communication node；

It is determined according to the corresponding resource mapping method of the signal.

20. according to the method for claim 15, which is characterized in that the first resource unit of the signal is Secondary resource list K times of member includes at least one following feature：

The frequency domain resource of the first resource unit is K times of the frequency domain resource of the Secondary resource unit；

The time-domain resource of the first resource unit is K times of the time-domain resource of the Secondary resource unit；

The running time-frequency resource number that the first resource unit includes is the K for the running time-frequency resource number that the Secondary resource unit includes Times.

21. according to the method for claim 15, which is characterized in that when the signal is demodulated reference signal and/or measurement In the case of reference signal, determine that the least resource unit that the signal sends pattern includes：The transmission pattern root of the signal Determine that the transmission pattern of the signal includes at least one of according to the least resource unit：The time domain that the signal occupies Resource, the frequency domain resource that the signal occupies, the code domain resource that the signal occupies.

22. according to the method for claim 14, which is characterized in that include sending signal to second communication node：

The relevant information of the first resource unit notified to second communication node, passes through the first resource unit Relevant information notifies the relevant information of the Secondary resource unit；

The relevant information of the first resource unit notified to second communication node, passes through the Secondary resource unit Relevant information notifies the relevant information of the first resource unit.

23. according to the method for claim 14, which is characterized in that before sending signal to second communication node, Time domain/frequency domain/code domain resource shared by the Secondary resource unit is determined according at least one following information：Time-domain information, institute State the identification information of the second communication node, the corresponding bandwidth information of second communication node, the frequency domain letter where broadcast channel Breath.

24. according to the method for claim 15, which is characterized in that frequency domain/code domain money shared by the first resource unit Source is determined according to time-domain information.

25. according to the method for claim 14, which is characterized in that determined and/or notified according at least one such as under type The K values further include：

The K values are notified to second communication node；

The K values are determined according to system bandwidth；

The K values are determined according to the corresponding bandwidth information of second communication node；

The K values are determined according to the resource mapping method of the signal；

The transmission resource number fed back according to second communication node determines the K values；

The K values are determined according to the running time-frequency resource number that can be used for control channel transmission that the Secondary resource unit includes.

26. according to the method for claim 14, which is characterized in that sending signal to the second communication node includes：To described The type of the Secondary resource unit of second communication node notice, the type of the Secondary resource unit include：Control channel Resource group, control channel unit, candidate control channel, the search space under a degree of polymerization of control channel, the second communication section The proprietary search space of point, second communication node need the public search space detected, the institute of second communication node There is a search space, a control channel subband, the corresponding bandwidth resources of second communication node, the money that the signal occupies Source, a Physical Resource Block PRB.

27. a kind of method of reseptance of control channel, which is characterized in that including：

Determine the demodulated reference signal port set of control channel, wherein the demodulated reference signal port collection of the control channel Conjunction is the subset of the second reference signal port set；

The control channel is received on the control channel demodulated reference signal port of the determination；

Wherein, second reference signal port set is determined at least one in the following manner：Second reference signal end Mouth set is fixed, and second reference signal port set is obtained according to the signaling information that the first communication node is sent, root It is obtained according to the demodulated reference signal set of broadcast channel, is gathered according to measuring reference signals port and obtained.

28. according to the method for claim 27, which is characterized in that gather the demodulated reference signal port of the control channel It is obtained according at least one following information：When the corresponding transmission resource information of second communication node, the control channel are corresponding Between parameter, number M1, the control channel region type where the control channel, institute are gathered in the port of the demodulated reference signal The corresponding time parameter of control channel region where stating control channel, the corresponding frequency domain resource index of the control channel, institute The control channel unit index of control channel is stated, the control resource group index of the control channel receives the first communication node hair The signaling information sent, wherein the signaling information includes the relevant information of the control channel demodulated reference signal.

29. according to the method for claim 28, which is characterized in that the transmission resource meets at least one following characteristics：

There are one-to-one relationships between the transmission resource and demodulated reference signal port；

There are one-to-one relationships between the transmission resource and demodulated reference signal port set；

The multiple transmission resource corresponds to an identical demodulated reference signal port；

When the corresponding transmission resource changing of the second communication node, second reference signal port set is changed accordingly Become.

30. according to the method for claim 27, which is characterized in that gather the demodulated reference signal port of the control channel Meet one of following feature：

It is variable that the demodulated reference signal port of the control channel, which is integrated into different time quantums,；

It is variable that the demodulated reference signal port of the control channel, which is integrated into different frequency domain resources,.

31. according to the method for claim 27, which is characterized in that gather the demodulated reference signal port of the control channel It obtains one of in the following way：

The reference signal in the set of second reference signal port is detected, according to the receptivity of the reference signal, in institute State the demodulation ginseng for selecting one or more reference signal port to constitute the control channel in the set of the second reference signal port Examine signal port set；

Control channel is detected on each reference signal port of second reference signal port set, detects successfully reference Signal set constitutes the demodulated reference signal port set of the control channel；

The demodulated reference signal port set of the control channel is obtained according to the signaling information that first communication node is sent.

32. according to the method for claim 27, which is characterized in that determine the demodulated reference signal port set of control channel Including：

Assuming that one or more other control channel may occupy the port in the set of third reference signal port, the third Reference signal port collection is combined into second reference signal port set and control channel demodulated reference signal port set Difference set.

33. according to the method for claim 27, which is characterized in that the control channel region where the control channel not With in the case of, the determination method difference of the demodulated reference signal of the control channel and/or the detection side of the control channel The minimum transmission unit of the demodulated reference signal of method difference and/or the control channel is different.

34. according to the method described in claim 27 or 33, determine that the demodulated reference signal port set of control channel includes At least one of：

In the first control channel region, the demodulated reference signal of the control channel is second reference signal port collection It closes, in the second control channel region, the demodulated reference signal of the control channel is second reference signal port set Proper subclass；

The demodulated reference signal of control channel is fixed described in first control channel region, is not changed over；Institute The demodulated reference signal for stating control channel described in the second control channel region changes over time；

The demodulated reference signal of control channel is fixed described in first control channel region, is not changed with frequency domain resource Become；The demodulated reference signal of control channel is changed with frequency domain resource described in second control channel region；

In first control channel region, port number that the demodulated reference signal according only to the control channel includes can be with The demodulated reference signal port for determining the control channel, in second control channel region, according to the control channel The demodulated reference signal port number that includes not can determine that the demodulated reference signal port of the control channel；

In first control channel region, it is assumed that other control channels do not occupy the time-frequency money that the control channel is occupied Source, in second control channel region, it is assumed that other control channels occupy the running time-frequency resource that the control channel is occupied.

35. according to the method for claim 33, which is characterized in that the solution of control channel described in different control channel regions Reference signal port is adjusted to meet at least one following feature：

The demodulated reference signal port number of control channel described in different control areas is identical；

The demodulated reference signal port set of control channel described in one control channel region is described in another control area The subset of the demodulated reference signal port set of control channel.

36. according to the method for claim 33, which is characterized in that different control channel regions meet following feature at least it One：

The intersection of different control channel regions is sky；

Different control channel regions belong to same time unit；

Different control channel regions are multiplexed by time-division and/or frequency division and/or code point mode；

Different control channel region unions are identical with system bandwidth in frequency domain；

Different control channel regions and to be integrated into frequency domain identical with the bandwidth of second communication node.

37. according to the method described in claim 27 or 33, which is characterized in that control channel region meets following feature at least One of：

The control channel region type that time quantum described in time parameter acquisition of information according to time quantum includes；

The configuration information that first communication node is sent indicates the time quantum where different control channel regions, and/or not With the running time-frequency resource where control channel region.

38. according to the method for claim 33, which is characterized in that the demodulated reference signal of the control channel meets as follows At least one feature：

In the first control channel region, it is assumed that the first communication node is only sent in the time quantum for sending the control channel The demodulated reference signal of the control channel；

In the second control channel region, it is assumed that time quantum and the transmission control channel of first communication node in agreement The demodulated reference signal of the control channel is sent in time quantum, it is assumed that first is logical described in the time quantum of the agreement Believe that node may be without the control channel of transmission second communication node.

39. according to the method for claim 33, which is characterized in that the demodulated reference signal of the control channel it is described most Small transmission unit also meets at least one following feature：

The minimum transmission unit is one or more control channel resource group；

The minimum transmission unit is one or more control channel unit；

The minimum transmission unit is the resource shared by one or more candidate control channel；、

The minimum transmission unit is the resource shared by a search space of a same polymeric degree；

The minimum transmission unit is the shared resource of all search control of all degree of polymerization of second communication node；

The minimum transmission unit is the control channel region.

40. according to the method for claim 27, which is characterized in that

The same reference signal port of different control areas is accurate position altogether；Or

In the first predetermined time unit, the same reference signal port of different control areas is accurate position altogether, described the In time quantum except one predetermined time unit, the same reference signal port of different control areas does not have accurate position altogether and closes System.

41. a kind of sending method of control channel, which is characterized in that including：

Determine the demodulated reference signal port set of control channel, wherein the demodulated reference signal port of the control channel is The subset of second reference signal port set；

On the demodulated reference signal port of the determination control channel is sent to second communication node；

Wherein, second reference signal port set is determined at least one in the following manner：Second reference signal end Mouth set is fixed, and second reference signal port set is obtained according to the signaling information sent to the second communication node, It is obtained according to the demodulated reference signal set of broadcast channel, is gathered according to measuring reference signals port and obtained.

42. according to the method for claim 41, which is characterized in that gather the demodulated reference signal port of the control channel It is obtained according at least one following information：When the corresponding transmission resource information of second communication node, the control channel are corresponding Between parameter, number M1, the control channel region type where the control channel, institute are gathered in the port of the demodulated reference signal The corresponding time parameter of control channel region where stating control channel, the corresponding frequency domain resource index of the control channel, institute State the control channel unit index of control channel, the control resource group index of the control channel.

43. according to the method for claim 42, which is characterized in that the transmission resource meets at least one following characteristics：

There are one-to-one relationships between the transmission resource and demodulated reference signal port；

There are one-to-one relationships between the transmission resource and demodulated reference signal port set；

The multiple transmission resource corresponds to an identical demodulated reference signal port；

When the corresponding transmission resource changing of the second communication node, second reference signal port set is changed accordingly Become.

44. according to the method for claim 41, which is characterized in that gather the demodulated reference signal port of the control channel Meet one of following feature：

It is variable that the demodulated reference signal port of the control channel, which is integrated into different time quantums,；

It is variable that the demodulated reference signal port of the control channel, which is integrated into different frequency domain resources,.

45. according to the method for claim 41, which is characterized in that determine the demodulated reference signal port set of control channel Including：

Signaling information is sent to second communication node, wherein the signaling information includes the demodulation ginseng of the control channel Examine signal port relevant information.

46. according to the method for claim 42, which is characterized in that the control channel region where the control channel is not Together, the determination method difference of the demodulated reference signal of the control channel and/or the sending method of the control channel are different, And/or the minimum transmission unit of control channel demodulated reference signal is different.

47. according to the method for claim 46, which is characterized in that the control channel region where the control channel not With in the case of, determine that the demodulated reference signal port set of the control channel includes at least one following method：

In the first control channel region, the demodulated reference signal of the control channel is second reference signal port collection It closes, in the second control channel region, the demodulated reference signal of the control channel is second reference signal port set Proper subclass；

The demodulated reference signal of control channel is fixed described in first control channel region, is not changed over；Institute The demodulated reference signal for stating control channel described in the second control channel region changes over time；

In first control channel region, the port number that the demodulated reference signal according to the control channel includes can be true The demodulated reference signal port of the fixed control channel, in second control channel region, according to the control channel The port number that demodulated reference signal includes not can determine that the demodulated reference signal port of the control channel；

In first control channel region, it is assumed that other control channels do not occupy the time-frequency money that the control channel is occupied Source, in second control channel region, it is assumed that other control channels occupy the running time-frequency resource that the control channel is occupied.

48. according to the method for claim 46, which is characterized in that the solution of control channel described in different control channel regions Reference signal port is adjusted to meet at least one following feature：

The demodulated reference signal port number of control channel described in different control areas is identical；

The demodulated reference signal port set of control channel described in one control channel region is described in another control area The subset of the demodulated reference signal port set of control channel.

49. according to the method for claim 46, which is characterized in that different control channel regions meet following feature at least it One：

The intersection of different control channel regions is sky；

Different control channel regions belong to same time unit；

Different control channel region time domain overlappings；

Different control channel regions are multiplexed by time-division and/or frequency division and/or code point mode；

Different control channel region unions take system bandwidth.

50. according to the method for claim 46, which is characterized in that control channel region is determined as follows：According to The control channel region that time quantum includes described in the time parameter acquisition of information of time quantum.

51. according to the method for claim 41, which is characterized in that determine the demodulated reference signal port set of control channel Including：

Configuration information is sent to second communication node, wherein the configuration information indicates where different control channel regions Time quantum, and/or the running time-frequency resource where different control channel region.

52. according to the method for claim 47, which is characterized in that determine the demodulated reference signal port set of control channel Including：

In the first control channel region, the solution of the control channel is only sent in the time quantum for sending the control channel Adjust reference signal；

In the second control channel region, institute is sent in the time quantum of agreement and the time quantum of the transmission control channel The demodulated reference signal for stating control channel, may be without sending second communication node in the time quantum of the agreement The control channel.

53. according to the method for claim 46, which is characterized in that the minimum transmission unit of different control channel regions Also meet at least one following feature：

The minimum transmission unit is one or more control channel resource group；

The minimum transmission unit is one or more control channel unit；

The minimum transmission unit is the resource shared by one or more candidate control channel；、

The minimum transmission unit is the resource shared by a search space of a same polymeric degree；

The minimum transmission unit is the shared resource of all search control of all degree of polymerization of second communication node；

The minimum transmission unit is the control channel region.

54. according to the method for claim 42, which is characterized in that

The same reference signal port of different control areas is accurate position altogether；Or

In the first predetermined time unit, the same reference signal port of different control areas is accurate position altogether, described the In time quantum except two predetermined time units, it is that value is closed altogether that the same reference signal port of different control areas, which does not have accurate, System.

55. a kind of signal receiving device, which is characterized in that including：

First receiving module, the signal sent for receiving the first communication node, wherein the first resource unit of the signal is K times of Secondary resource unit, the K are natural number；

Wherein, the first resource unit is used to determine the configured transmission of the signal, and the Secondary resource unit includes following At least one：Control channel resource group, control channel unit, candidate control channel, searching under a degree of polymerization of control channel Rope space, the proprietary search space of the second communication node, second communication node needs the public search space detected, described All search spaces of second communication node, a control channel subband, the corresponding bandwidth resources of second communication node, institute State the resource that signal occupies, a Physical Resource Block PRB.

56. device according to claim 55, which is characterized in that the first resource unit include as lower unit at least it One：The precoding resource block group of the signal, the minimum transmission unit of the signal, corresponding first reference signal of the signal Resource unit, determine that the signal sends the least resource unit of pattern.

57. device according to claim 55, which is characterized in that receive signal that first communication node is sent it Afterwards, further include：The channel estimation value of the signal is obtained according to the relative transmission parameters of the signal.

58. device according to claim 56, which is characterized in that first reference signal meet following characteristics at least it One：

The signal and first reference signal are accurate position quasi co-location altogether；

The channel characteristic information of the signal is obtained according to the channel characteristic information of first reference signal；

The port set of first reference signal is the subset of the demodulated reference signal port set of the signal；

Arrangement set used in the port of first reference signal is the arrangement set used in the demodulated reference signal of the signal Subset；

The port set of first reference signal and the demodulated reference signal port intersection of sets collection of the signal are sky；

Frequency domain resource shared by the signal is the subset of the frequency domain resource shared by first reference signal；

Time-domain resource shared by the signal is the subset of the time-domain resource shared by first reference signal.

59. device according to claim 55, which is characterized in that the signal include at least one：Control channel signal, Demodulated reference signal, measuring reference signals, data channel signal.

60. device according to claim 56, which is characterized in that the first resource unit of the signal is Secondary resource list K times of member includes at least one following feature：

The frequency domain resource of the first resource unit is K times of the frequency domain resource of the Secondary resource unit；

The time-domain resource of the first resource unit is K times of the time-domain resource of the Secondary resource unit；

The running time-frequency resource number that the first resource unit includes is the K for the running time-frequency resource number that the Secondary resource unit includes Times.

61. device according to claim 56, which is characterized in that first receiving module is additionally operable to receive described The relevant information of the first resource unit of one communication node notice, obtains according to the relevant information of the first resource unit The relevant information of the Secondary resource unit；Receive the related letter of the Secondary resource unit of the first communication node notice Breath, the relevant information of the first resource unit is obtained according to the relevant information of the Secondary resource unit.

62. device according to claim 55, which is characterized in that determine second money according at least one following information Time domain/frequency domain/code domain resource shared by source unit：Time domain parameter, the identification information of second communication node, described second is logical Believe the corresponding bandwidth information of node, the frequency domain information where broadcast channel.

63. device according to claim 55, which is characterized in that determine the K values according at least one following manner, also Including：

Receive the K values of the first communication node notice；

The K values are determined according to system bandwidth；

The K values are determined according to the corresponding bandwidth information of second communication node；

The K values are determined according to the resource mapping method of the signal；

The transmission resource number fed back according to second communication node determines the K values；

The K values are determined according to the running time-frequency resource number that can be used for control channel transmission that the Secondary resource unit includes.

64. a kind of sender unit, which is characterized in that including：

First sending module, for sending signal to the second communication node, wherein the first resource unit of the signal is second K times of resource unit, the K are natural number；

Wherein, the first resource unit is used to determine that the relative transmission parameters of the signal, the Secondary resource unit to include At least one of：Control channel resource group, control channel unit, candidate control channel, under one degree of polymerization of control channel Search space, the proprietary search space of second communication node, second communication node need the common search detected empty Between, all search spaces of second communication node, control channel subband, the second communication node bandwidth resources are described The resource that signal occupies, Physical Resource Block PRB.

65. device according to claim 64, which is characterized in that the first resource unit include at least one：It is described The precoding resource block group of signal, the minimum transmission unit of the signal, the resource of corresponding first reference signal of the signal Unit determines that the signal sends the least resource unit of pattern.

66. device according to claim 64, which is characterized in that sending signal to second communication node includes：Root According to the relative transmission parameters of the signal signal is sent to second communication node.

67. device according to claim 65, which is characterized in that first reference signal meet following characteristics at least it One：

The signal and first reference signal are accurate position quasi co-location altogether；

The channel characteristic information of the signal is obtained according to the channel characteristic information of first reference signal；

The port set of first reference signal is the subset of the demodulated reference signal port set of the signal；

Arrangement set used in the port of first reference signal is the arrangement set used in the demodulated reference signal of the signal Subset；

The port set of first reference signal and the demodulated reference signal port intersection of sets collection of the signal are sky；

Frequency domain resource shared by the signal is the subset of the frequency domain resource shared by first reference signal；

Time-domain resource shared by the signal is the subset of the time-domain resource shared by first reference signal.

68. device according to claim 64, which is characterized in that the signal include at least one：Control channel signal, Demodulated reference signal, measuring reference signals, data channel signal.

69. device according to claim 65, which is characterized in that the first resource unit of the signal is Secondary resource list K times of member includes at least one following feature：

The frequency domain resource of the first resource unit is K times of the frequency domain resource of the Secondary resource unit；

The time-domain resource of the first resource unit is K times of the time-domain resource of the Secondary resource unit；

The running time-frequency resource number that the first resource unit includes is the K for the running time-frequency resource number that the Secondary resource unit includes Times.

70. device according to claim 64, which is characterized in that estimate for channel being sent to second communication node The signal of meter includes：

The relevant information of the first resource unit notified to second communication node, passes through the first resource unit Relevant information notifies the relevant information of the Secondary resource unit；

The relevant information of the first resource unit notified to second communication node, passes through the Secondary resource unit Relevant information notifies the relevant information of the first resource unit.

71. device according to claim 64, which is characterized in that estimate for channel being sent to second communication node Before the signal of meter, determine that time domain/frequency domain/code domain shared by the Secondary resource unit provides according at least one following information Source：Time-domain information, the identification information of second communication node, the corresponding bandwidth information of second communication node, broadcast letter Frequency domain information where road.

72. device according to claim 64, which is characterized in that determined and/or notified according at least one such as under type The K values further include：

The K values are notified to second communication node,

The K values are determined according to system bandwidth；

The K values are determined according to the corresponding bandwidth information of second communication node；

The K values are determined according to the resource mapping method of the signal；

The transmission resource number fed back according to second communication node determines the K values；

The K values are determined according to the running time-frequency resource number that can be used for control channel transmission that the Secondary resource unit includes.

73. a kind of reception device of control channel, which is characterized in that including：

First determining module, for determining that the demodulated reference signal port of control channel is gathered, wherein the solution of the control channel It is the subset of the second reference signal port set to adjust reference signal port set；

Second receiving module, for receiving the control channel on the control channel demodulated reference signal port of the determination；

Wherein, second reference signal port set is determined at least one in the following manner：Second reference signal end Mouth set is fixed, and second reference signal port set is obtained according to the signaling information that the first communication node is sent, root It is obtained according to the demodulated reference signal set of broadcast channel, is gathered according to measuring reference signals port and obtained.

74. according to the device described in claim 73, which is characterized in that gather the demodulated reference signal port of the control channel It is obtained according at least one following information：

The corresponding transmission resource information of second communication node, the corresponding time parameter of the control channel, the demodulation reference letter Number port gather number M1, the control channel region type where the control channel, the control where the control channel The corresponding time parameter of channel region, the corresponding frequency domain resource index of the control channel, the control channel of the control channel Unit index, the control resource group index of the control channel receive the signaling information that the first communication node is sent, wherein described Signaling information includes the relevant information of the control channel demodulated reference signal.

75. according to the device described in claim 73, which is characterized in that first determining module, be additionally operable to assume one or Other multiple control channels of person may occupy the port in the set of third reference signal port, third reference signal port collection It is combined into the difference set of second reference signal port set and control channel demodulated reference signal port set.

76. according to the device described in claim 73, first determining module is additionally operable in the first control channel region, The demodulated reference signal of the control channel is second reference signal port set, in the second control channel region, institute The demodulated reference signal for stating control channel is the proper subclass of second reference signal port set；First control channel area The demodulated reference signal of control channel described in domain is fixed, is not changed over；Institute in second control channel region The demodulated reference signal for stating control channel changes over time；The solution of control channel described in first control channel region It is fixed to adjust reference signal, is not changed with frequency domain resource；The solution of control channel described in second control channel region Adjusting reference signal is changed with frequency domain resource；In first control channel region, according only to the demodulation of the control channel The port number that reference signal includes can determine the demodulated reference signal port of the control channel, in the second control letter In road region, the port number that the demodulated reference signal according to the control channel includes not can determine that the solution of the control channel Adjust reference signal port；In first control channel region, it is assumed that other control channels are not occupied the control channel and accounted for Some running time-frequency resources, in second control channel region, it is assumed that other control channels occupy what the control channel was occupied Running time-frequency resource.

77. according to the device described in claim 73, which is characterized in that the demodulated reference signal of the control channel meets as follows At least one feature：

In the first control channel region, it is assumed that the first communication node is only sent in the time quantum for sending the control channel The demodulated reference signal of the control channel；

In the second control channel region, it is assumed that time quantum and the transmission control channel of first communication node in agreement The demodulated reference signal of the control channel is sent in time quantum, it is assumed that first is logical described in the time quantum of the agreement Believe that node may be without the control channel of transmission second communication node.

78. according to the device described in claim 73, which is characterized in that

The same reference signal port of different control areas is accurate position altogether；Or

In the first predetermined time unit, the same reference signal port of different control areas is accurate position altogether, described the In time quantum except one predetermined time unit, the same reference signal port of different control areas does not have accurate position altogether and closes System.

79. a kind of sending device of control channel, which is characterized in that including：

Second determining module, for determining that the demodulated reference signal port of control channel is gathered, wherein the solution of the control channel It is the subset of the second reference signal port set to adjust reference signal port；

Second sending module is used on the demodulated reference signal port of the determination to described in second communication node transmission Control channel；

Wherein, second reference signal port set is determined at least one in the following manner：Second reference signal end Mouth set is fixed, and second reference signal port set is obtained according to the signaling information sent to the second communication node, It is obtained according to the demodulated reference signal set of broadcast channel, is gathered according to measuring reference signals port and obtained.

80. according to the device described in claim 79, which is characterized in that gather the demodulated reference signal port of the control channel It is obtained according at least one following information：When the corresponding transmission resource information of second communication node, the control channel are corresponding Between parameter, number M1, the control channel region type where the control channel, institute are gathered in the port of the demodulated reference signal The corresponding time parameter of control channel region where stating control channel, the corresponding frequency domain resource index of the control channel, institute The control channel unit index of control channel is stated, the control resource group index of the control channel receives the first communication node hair The signaling information sent, wherein the signaling information includes the relevant information of the control channel demodulated reference signal.

81. according to the device described in claim 79, which is characterized in that second determining module is additionally operable to described second Communication node sends signaling information, wherein the signaling information includes the demodulated reference signal port information of the control channel.

82. according to the device described in claim 79, which is characterized in that the control channel region where the control channel not With in the case of, second determining module is additionally operable in the first control channel region, the demodulation reference of the control channel Signal is second reference signal port set, and in the second control channel region, the demodulation reference of the control channel is believed Number it is the proper subclass of second reference signal port set；The demodulation of control channel described in first control channel region Reference signal is fixed, is not changed over；The demodulation reference of control channel described in second control channel region is believed It number changes over time；In first control channel region, the demodulated reference signal according to the control channel includes Port number can determine the demodulated reference signal port of the control channel, in second control channel region, according to The port number that the demodulated reference signal of the control channel includes not can determine that the demodulated reference signal end of the control channel Mouthful；In first control channel region, it is assumed that other control channels do not occupy the running time-frequency resource that the control channel is occupied, In second control channel region, it is assumed that other control channels occupy the running time-frequency resource that the control channel is occupied.

83. according to the device described in claim 82, which is characterized in that second determining module is additionally operable in the first control In channel region, the demodulated reference signal of the control channel is only sent in the time quantum for sending the control channel； In second control channel region, the control is sent in the time quantum of agreement and the time quantum of the transmission control channel The demodulated reference signal of channel, may be without the control of transmission second communication node in the time quantum of the agreement Channel processed.

84. according to the device described in claim 82, which is characterized in that the minimum transmission unit of different control channel regions Also meet at least one following feature：

The minimum transmission unit is one or more control channel resource group；

The minimum transmission unit is one or more control channel unit；

The minimum transmission unit is the resource shared by one or more candidate control channel；、

The minimum transmission unit is the resource shared by a search space of a same polymeric degree；

The minimum transmission unit is the shared resource of all search control of all degree of polymerization of second communication node；

The minimum transmission unit is the control channel region.

85. according to the device described in claim 80, which is characterized in that

The same reference signal port of different control areas is accurate position altogether；Or

In the first predetermined time unit, the same reference signal port of different control areas is accurate position altogether, described the In time quantum except one predetermined time unit, the same reference signal port of different control areas does not have accurate position altogether and closes System.