CN109756975A - channel transmission method and device, computer storage medium - Google Patents
channel transmission method and device, computer storage medium Download PDFInfo
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Abstract
This application discloses channel transmission method and devices, computer storage medium, to provide the determination scheme of resource initial position shared by the search space of down control channel, so as to preferably carry out the transmission of down control channel.Channel transmission method provided by the present application, comprising: by the time-domain position information of the search space of down control channel in time zone, determine the initial position of resource shared by the search space of down control channel；Down control channel is transmitted according to the initial position.
Description
Technical field
This application involves field of communication technology more particularly to channel transmission methods and device, computer storage medium.
Background technique
(the Physical Downlink Control of long term evolution (Long Term Evolution, LTE) system
CHannel, PDCCH) for carrying scheduling information and other control information.Can have in the control area of each downlink subframe
Multiple PDCCH.The transmission of one control channel occupies one (Control Channel Element, CCE) or multiple continuous
CCE.
In following mobile radio system, the resource collection configuration of down control channel is more flexible, for an end
For end, (i.e. 1ms) may include multiple time slots (slot) in subframe (subframe) time domain length, be specifically dependent upon son
Relay physical downlink control channel search space may be present in each slot in carrier wave interval (subcarrier spacing, SCS).Into one
Step, even if in a slot time domain length, it is also possible to there are multiple search spaces in the time domain.And how to determine the following shifting
Resource initial position shared by the search space of down control channel in dynamic communication system, there is no specific schemes at present.
Summary of the invention
The embodiment of the present application provides channel transmission method and device, computer storage medium, to provide downlink control
The determination scheme of resource initial position shared by the search space of channel, so as to preferably carry out the biography of down control channel
It is defeated.
A kind of channel transmission method provided by the embodiments of the present application, comprising:
By the time-domain position information of the search space of down control channel in time zone, down control channel is determined
The initial position of resource shared by search space；
Down control channel is transmitted according to the initial position.
This method determines downlink control by the time-domain position information of the search space of down control channel in time zone
Down control channel is transmitted according to the initial position, to give in the initial position of resource shared by the search space of channel
The determination scheme of resource initial position shared by the search space of down control channel can preferably carry out down control channel
Transmission.
Optionally, the time zone includes continuous N number of time quantum in time domain, and wherein N is positive integer.
Optionally,
Time quantum gap mini-slot for slot s lot or in short-term, wherein slot includes P orthogonal frequency division multiplexing
OFDM symbol, mini-slot include Q OFDM symbol, Q < P；
Alternatively, the time quantum is millisecond；
Alternatively, the time quantum is that physical downlink control channel PDCCH monitors opportunity.
Optionally, by the time-domain position information of the search space of down control channel in time zone, downlink control is determined
The initial position of resource shared by the search space of channel processed, specifically includes:
According to the number of slot or mini-slot in time zone where the search space of down control channel,
Determine the initial position of resource shared by described search space.
Optionally, by the time-domain position information of the search space of down control channel in time zone, downlink control is determined
The initial position of resource shared by the search space of channel processed, specifically includes:
Number of the opportunity in time zone is monitored according to PDCCH, determines the first of resource location shared by described search space
Beginning position.
Optionally, the PDCCH monitors the continuous N OFDM symbol that opportunity is terminal needs detection reception down control channel
Number, M is positive integer.
Optionally, the size of the time zone is predefined value or the value by explicit signaling configuration.
Optionally, down control channel is transmitted according to the initial position, specifically included:
After base station side determines the resource that the search space of down control channel occupies according to the initial position, from the search
Down control channel is sent on a down control channel candidate resource position in space；
Alternatively, after terminal side determines the resource that the search space of down control channel occupies according to the initial position,
Blind examination down control channel on each down control channel candidate resource position in the search space.
A kind of channel transmission apparatus provided by the embodiments of the present application, comprising:
Memory, for storing program instruction；
Processor is executed for calling the program instruction stored in the memory according to the program of acquisition:
By the time-domain position information of the search space of down control channel in time zone, down control channel is determined
The initial position of resource shared by search space；
Down control channel is transmitted according to the initial position.
Optionally, the time zone includes continuous N number of time quantum in time domain, and wherein N is positive integer.
Optionally,
Time quantum gap mini-slot for slot s lot or in short-term, wherein slot includes P orthogonal frequency division multiplexing
OFDM symbol, mini-slot include Q OFDM symbol, Q < P；
Alternatively, the time quantum is millisecond；
Alternatively, the time quantum is that physical downlink control channel PDCCH monitors opportunity.
Optionally, by the time-domain position information of the search space of down control channel in time zone, downlink control is determined
The initial position of resource shared by the search space of channel processed, specifically includes:
According to the number of slot or mini-slot in time zone where the search space of down control channel,
Determine the initial position of resource shared by described search space.
Optionally, by the time-domain position information of the search space of down control channel in time zone, downlink control is determined
The initial position of resource shared by the search space of channel processed, specifically includes:
Number of the opportunity in time zone is monitored according to physical downlink control channel PDCCH, determines described search space
The initial position of shared resource location.
Optionally, the PDCCH monitors the continuous N OFDM symbol that opportunity is terminal needs detection reception down control channel
Number, M is positive integer.
Optionally, the size of the time zone is predefined value or the value by explicit signaling configuration.
Optionally, down control channel is transmitted according to the initial position, specifically included:
After base station side determines the resource that the search space of down control channel occupies according to the initial position, from the search
Down control channel is sent on a down control channel candidate resource position in space；
Alternatively, after terminal side determines the resource that the search space of down control channel occupies according to the initial position,
Blind examination down control channel on each down control channel candidate resource position in the search space.
Another kind channel transmission apparatus provided by the embodiments of the present application, comprising:
First unit is determined for the time-domain position information by the search space of down control channel in time zone
The initial position of resource shared by the search space of down control channel；
Second unit, for transmitting down control channel according to the initial position.
Another embodiment of the application provides a kind of computer storage medium, and the computer-readable recording medium storage has
Computer executable instructions, the computer executable instructions are for making the computer execute any of the above-described kind of method.
Detailed description of the invention
In order to more clearly explain the technical solutions in the embodiments of the present application, make required in being described below to embodiment
Attached drawing is briefly introduced, it should be apparent that, the drawings in the following description are only some examples of the present application, for this
For the those of ordinary skill in field, without creative efforts, it can also be obtained according to these attached drawings other
Attached drawing.
Fig. 1 is a kind of flow diagram of channel transmission method provided by the embodiments of the present application；
Fig. 2 is a kind of flow diagram of channel method of reseptance of terminal side provided by the embodiments of the present application；
Fig. 3 is a kind of flow diagram of channel sending method of network side provided by the embodiments of the present application；
Fig. 4 is a kind of structural schematic diagram of time zone provided by the embodiments of the present application；
Fig. 5 is the structural schematic diagram of second of time zone provided by the embodiments of the present application；
Fig. 6 is the structural schematic diagram of the third time zone provided by the embodiments of the present application；
Fig. 7 is the structural schematic diagram of the 4th kind of time zone provided by the embodiments of the present application；
Fig. 8 is a kind of structural schematic diagram of channel receiver of terminal side provided by the embodiments of the present application；
Fig. 9 is a kind of structural schematic diagram of sender unit of network side provided by the embodiments of the present application；
Figure 10 is the structural schematic diagram of the third channel transmission apparatus provided by the embodiments of the present application.
Specific embodiment
The embodiment of the present application provides channel transmission method and device, computer storage medium, to provide downlink control
The determination scheme of resource initial position shared by the search space of channel, so as to preferably carry out the biography of down control channel
It is defeated.
Referring to Fig. 1, a kind of channel transmission method provided by the embodiments of the present application, comprising:
S101, by the time-domain position information of the search space of down control channel in time zone, determine downlink control
The initial position of resource shared by the search space of channel；
S102, down control channel is transmitted according to the initial position.
That is, in the embodiment of the present application, the initial position of resource shared by the search space of down control channel, at least
Time-domain position information (such as the volume of time-domain position that can be occurred according to the search space of down control channel in time zone
Number or index or mark etc. information) determine.
Transmission described in the embodiment of the present application, it can be understood as send, it is understood that receive, if sending, then
It is the channel transmission method that network side executes, is then the channel transmission method that terminal side executes if receiving.
Optionally, the time zone, is referred to as time window, including continuous N number of time quantum in time domain,
Middle N is positive integer.
Optionally,
Time quantum gap (mini-slot) for time slot (slot) or in short-term, wherein slot includes P orthogonal frequency
It is multiplexed (Orthogonal Frequency Division Multiplex, OFDM) symbol, mini-slot includes Q OFDM symbol
Number, Q < P；
Alternatively, the time quantum is millisecond；For example, a time quantum is one millisecond, the duration of a time zone
It is 10 milliseconds；
Alternatively, the time quantum is Physical Downlink Control Channel (Physical Downlink Control
Channel, PDCCH) monitor (monitoring) opportunity (occasion).
Optionally, by the time-domain position information of the search space of down control channel in time zone, downlink control is determined
The initial position of resource shared by the search space of channel processed, specifically includes:
According to the number of slot or mini-slot in time zone where the search space of down control channel,
Determine the initial position of resource shared by described search space.
Alternately through the time-domain position information of the search space of down control channel in time zone, downlink control is determined
The initial position of resource shared by the search space of channel, specifically includes:
Number of the opportunity in time zone is monitored according to PDCCH, determines the first of resource location shared by described search space
Beginning position.It should be noted that no matter time quantum is any granularity, PDCCH monitoring can be passed through
Number of the occasion in time zone determines initial position.
Optionally, the PDCCH monitors the continuous N OFDM symbol that opportunity is terminal needs detection reception down control channel
Number, M is positive integer.
Optionally, the size of the time zone is predefined value or the value by explicit signaling configuration.
Optionally, down control channel is transmitted according to the initial position, specifically included:
After base station side determines the resource that the search space of down control channel occupies according to the initial position, from the search
Down control channel is sent on a down control channel candidate resource position in space；
Alternatively, after terminal side determines the resource that the search space of down control channel occupies according to the initial position,
Blind examination down control channel on each down control channel candidate resource position in the search space.
Such as: after base station side determines the resource that search space occupies according to the initial position, from one in search space
PDCCH is transmitted on a PDCCH canddiate.And each PDCCH after terminal side has determined search space, in search space
The upper blind examination PDCCH of candidate.
Specifically, in terminal side, referring to fig. 2, a kind of sending method of down control channel provided by the embodiments of the present application
Include:
The time-domain position that S201, terminal occur at least through the search space of down control channel in time zone T, determines
The initial position of resource shared by relay physical downlink control channel search space；
S202, terminal carry out detection since the initial position and receive down control channel.
The time zone T is continuous N number of time quantum in time domain, and wherein N is the positive integer more than or equal to 1
The time quantum is slot or mini-slot, and wherein slot includes P OFDM symbol, and mini-slot includes
Q OFDM symbol, Q < P；
Alternatively, the time quantum is ms, such as one time zone is 10ms；
Alternatively, the time quantum is PDCCH monitoring occasion；
The size of the time zone T is predefined value or the value that is configured by explicit signaling, such as system information,
RRC signaling etc.；
The time-domain position number occurred according to the search space of down control channel in time zone, determines search space institute
Account for the initial position of resource；
Terminal is according to the slot or mini-slot where the search space of its down control channel, in time zone
Number, determine the initial position of resource shared by described search space, i.e., in a determining time zone, downlink control letter
The search space in road occupy the initial position of resource with the change of slot index (index) or mini-slot index and
Change；
Alternatively, terminal is according to the PDCCH monitoring occasion of its down control channel in time zone
Number, determines the initial position of resource location occupied by described search space.I.e. in a determining time zone, downlink control
The initial position that the search space newly arrived occupies is made, is changed with the change of PDCCH monitoring occasion index
Become；
For example, a PDCCH monitoring occasion of the down control channel is that terminal needs detection to connect
Receive continuous N number of OFDM symbol an of down control channel.
Referring to Fig. 3, in base station side, a kind of sending method of down control channel provided by the embodiments of the present application includes:
The time-domain position that S301, base station occur at least through the search space of down control channel in time window, determines and passes
The initial position of resource shared by the defeated relay physical downlink control channel search space；
The initial position of resource shared by S302, the search space according to down control channel, in the down control channel
Down control channel is sent in search space.
For example, the time window size is that agreement is predefined or base station is notified by explicit signaling to terminal.
For example, can be numbered according to the time-domain position that the search space of down control channel in time window occurs, determination is searched
The initial position of resource shared by rope space, and downlink control is sent on a PDCCH candidate in described search space
Information processed.
Alternatively, according to the volume of slot or mini-slot in time window where the search space of down control channel
Number, determine the initial position of resource shared by described search space.
Alternatively, the number according to the monitoring occasion of down control channel in time window, determine described in search
The initial position of resource location occupied by rope space.
Embodiment 1:
Assuming that time zone T is made of N number of slot continuous in time domain.I.e. from slot1 to slot, N is time zone 1,
Slot N+1 to slot 2N is time zone 2, and so on.N is the numerical value that agreement predefines or base station configures.In this reality
It applies in example, it is assumed that N=10.As shown in figure 4, the initial position of resource shared by the search space of down control channel is at least by described
Number of the slot in present-time field where search space determines.
By taking following search space resource allocation formula as an example, wherein Yp,kDetermine the start bit of resource shared by search space
It sets, p represents the control channel resource collection that base station (gNB) is terminal configuration.Herein the value of k by down control channel search
Number of the slot in time zone where space determines, such as terminal is in slot 1 and slot 5 as shown in Figure 4
Down control channel is monitored, then the k=1 in slot1, the k=5 in slot5.And so on.For example, can use following formula
Determine the initial position of resource shared by the search space of down control channel:
Wherein,
P is the number for the control channel resource collection (CORESET) that base station is terminal configuration；
L is existing polymerization grade (aggregation level) in search space, for example, L=1,2,4,8；
The search for being L for control channel resource collection p (CORESET-p) interior polymerization grade that base station is terminal configuration
PDCCH candidate resource (candidate) number for including in space；
NCCE,pFor CCE number for including in CORESET-p；
I=0,1 ..., L-1；
B is parameter relevant to carrier wave polymerization.
Embodiment 2:
Assuming that time zone T is made of N number of mini-slot continuous in time domain.I.e. from mini-slot1 to mini-slot
N is time zone 1, and mini-slot N+1 to mini-slot 2N is time zone 2, and so on.N be agreement it is predefined or
The numerical value of person base station configuration.In this example, it is assumed that N=10.As shown in figure 5, shared by the search space of down control channel
The initial position of resource is at least determined as number of the slot where described search space in present-time field.
By taking following search space resource allocation formula as an example, wherein Yp,kDetermine the start bit of resource shared by search space
It sets, p represents the control channel resource collection that gNB configures as terminal.Herein the value of k by down control channel search space institute
Number of the slot in time zone determine that such as terminal is in mini-slot 1 as shown in Figure 5 and mini-slot
Down control channel is monitored in 5, then the k=1 in mini-slot1, the k=5 in mini-slot5.And so on.For example, can
To determine the initial position of resource shared by the search space of down control channel using following formula:
Wherein,
P is the number for the control channel resource collection (CORESET) that base station is terminal configuration；
L is existing polymerization grade (aggregation level) in search space, for example, L=1,2,4,8；
The search for being L for control channel resource collection p (CORESET-p) interior polymerization grade that base station is terminal configuration
PDCCH candidate resource (candidate) number for including in space；
NCCE,pFor CCE number for including in CORESET-p；
I=0,1 ..., L-1；
B is parameter relevant to carrier wave polymerization.
Embodiment 3:
Assuming that time zone T is made of N ms continuous in time domain.I.e. from 1ms to N, ms is time zone 1, and N+1ms is extremely
2N ms is time zone 2, and so on.N is the numerical value that agreement predefines or base station configures.In this example, it is assumed that N
=10.As shown in fig. 6, the initial position of resource shared by the search space of down control channel is at least where described search space
Number of the slot in present-time field determine.As shown in Figure 6.It is interior to be included in the time zone of a 10ms
The number of slot determined by current subcarrier spacing, such as include 10 in a time zone as SCS=15kHz
slot；It include 20 slot in a time zone as SCS=30kHz.
By taking following search space resource allocation formula as an example, wherein Yp,kDetermine the start bit of resource shared by search space
It sets, p represents the control channel resource collection that gNB configures as terminal.Herein the value of k by down control channel search space institute
Number of the slot in time zone determine, such as under terminal is monitored in slot 1 as shown in FIG. 6 and slot 5
Row control channel, the then k=1 in slot1, the k=5 in slot5.And so on.For example, can use under following formula determination
The initial position of resource shared by the search space of row control channel:
Wherein,
P is the number for the control channel resource collection (CORESET) that base station is terminal configuration；
L is existing polymerization grade (aggregation level) in search space, for example, L=1,2,4,8；
The search for being L for control channel resource collection p (CORESET-p) interior polymerization grade that base station is terminal configuration
PDCCH candidate resource (candidate) number for including in space；
NCCE,pFor CCE number for including in CORESET-p；
I=0,1 ..., L-1；
B is parameter relevant to carrier wave polymerization.
Embodiment 4:
As described in Example 1, it is assumed that a time zone is made of 10 slot.Some then practiced in region at one
The initial position of resource shared by search space, the corresponding number of monitoring occasion occurred by the search space are true
It is fixed.For example, its period for monitoring down control channel of base station configurating terminal is 2 slot, then coexisted in a time zone
In 5 PDCCH monitoring occasion.As shown in Figure 7.Wherein, M-C represents monitoring occasion.
By taking following search space resource allocation formula as an example, wherein Yp,kDetermine the start bit of resource shared by search space
It sets, p represents the control channel resource collection that gNB configures as terminal.Herein the value of k by down control channel search space institute
Number of the monitoring occasion in time zone determine, such as terminal in slot 1 as shown in Figure 7 and
Down control channel is monitored in slot 5, then the k=1 in slot1, the k=3 in slot5.And so on.For example, can use
Following formula determines the initial position of resource shared by the search space of down control channel:
Wherein,
P is the number for the control channel resource collection (CORESET) that base station is terminal configuration；
L is existing polymerization grade (aggregation level) in search space, for example, L=1,2,4,8；
The search for being L for control channel resource collection p (CORESET-p) interior polymerization grade that base station is terminal configuration
PDCCH candidate resource (candidate) number for including in space；
NCCE,pFor CCE number for including in CORESET-p；
I=0,1 ..., L-1；
B is parameter relevant to carrier wave polymerization.
Further, the monitoring occasion occupies continuous M OFDM symbol in the time domain, but not
Mean to occupy entire slot in the time domain.
Embodiment 5:
As described in Example 4, the time zone can be made of N number of mini-slot, and other similar, details are not described herein.
Embodiment 6:
As described in Example 4, the time zone can be made of N number of ms, and other similar, details are not described herein.
Embodiment 7:
In this example, it is assumed that time zone is made of N number of monitoring occasion, it is described N number of
Monitoring occasion is not necessarily continuously in the time domain.Such as under configurating terminal every Q slot detection in base station receives
Row control channel or the detection of every P OFDM symbol receive down control channel.Then terminal is according to monitoring
The number of occasion determines the initial position of resource shared by search space.By taking following formula as an example, terminal passes through
(monitoring occasion index) mod N determines the value of k.For example, can use following formula determines downlink control
The initial position of resource shared by the search space of channel:
Wherein,
P is the number for the control channel resource collection (CORESET) that base station is terminal configuration；
L is existing polymerization grade (aggregation level) in search space, for example, L=1,2,4,8；
The search for being L for control channel resource collection p (CORESET-p) interior polymerization grade that base station is terminal configuration
PDCCH candidate resource (candidate) number for including in space；
NCCE,pFor CCE number for including in CORESET-p；
I=0,1 ..., L-1；
B is parameter relevant to carrier wave polymerization.
Referring to Fig. 8, in terminal side, a kind of channel transmission apparatus provided by the embodiments of the present application, comprising:
Memory 620, for storing program instruction；
Processor 600 is executed for calling the program instruction stored in the memory 620 according to the program of acquisition:
By the time-domain position information of the search space of down control channel in time zone, down control channel is determined
The initial position of resource shared by search space；
According to the initial position, down control channel is transmitted by transceiver 610.
Optionally, the time zone includes continuous N number of time quantum in time domain, and wherein N is positive integer.
Optionally,
Time quantum gap mini-slot for slot s lot or in short-term, wherein slot includes P orthogonal frequency division multiplexing
OFDM symbol, mini-slot include Q OFDM symbol, Q < P；
Alternatively, the time quantum is millisecond；
Alternatively, the time quantum is that physical downlink control channel PDCCH monitors opportunity.
Optionally, by the time-domain position information of the search space of down control channel in time zone, downlink control is determined
The initial position of resource shared by the search space of channel processed, specifically includes:
According to the number of slot or mini-slot in time zone where the search space of down control channel,
Determine the initial position of resource shared by described search space.
Optionally, by the time-domain position information of the search space of down control channel in time zone, downlink control is determined
The initial position of resource shared by the search space of channel processed, specifically includes:
Number of the opportunity in time zone is monitored according to physical downlink control channel PDCCH, determines described search space
The initial position of shared resource location.
Optionally, the PDCCH monitors the continuous N OFDM symbol that opportunity is terminal needs detection reception down control channel
Number, M is positive integer.
Optionally, the size of the time zone is predefined value or the value by explicit signaling configuration.
Transceiver 610, for sending and receiving data under the control of processor 600.
Wherein, in fig. 8, bus architecture may include the bus and bridge of any number of interconnection, specifically by processor 600
The various circuits for the memory that the one or more processors and memory 620 of representative represent link together.Bus architecture is also
Various other circuits of such as peripheral equipment, voltage-stablizer and management circuit or the like can be linked together, these are all
It is it is known in the art, therefore, it will not be further described herein.Bus interface provides interface.Transceiver 610 can
To be multiple element, that is, includes transmitter and receiver, the list for communicating over a transmission medium with various other devices is provided
Member.For different user equipmenies, user interface 630, which can also be, external the interface for needing equipment is inscribed, and connection is set
Standby including but not limited to keypad, display, loudspeaker, microphone, control stick etc..
Processor 600, which is responsible for management bus architecture and common processing, memory 620, can store processor 600 and is holding
Used data when row operation.
Optionally, processor 600 can be CPU (centre buries device), ASIC (Application Specific
Integrated Circuit, specific integrated circuit), (Field-Programmable Gate Array, scene can compile FPGA
Journey gate array) or CPLD (Complex Programmable Logic Device, Complex Programmable Logic Devices).
Correspondingly, in network side, referring to Fig. 9, a kind of channel transmission apparatus provided by the embodiments of the present application, comprising:
Memory 520, for storing program instruction；
Processor 500 is executed for calling the program instruction stored in the memory 520 according to the program of acquisition:
By the time-domain position information of the search space of down control channel in time zone, down control channel is determined
The initial position of resource shared by search space；
According to the initial position, down control channel is transmitted by transceiver 510.
Optionally, the time zone includes continuous N number of time quantum in time domain, and wherein N is positive integer.
Optionally,
Time quantum gap mini-slot for slot s lot or in short-term, wherein slot includes P orthogonal frequency division multiplexing
OFDM symbol, mini-slot include Q OFDM symbol, Q < P；
Alternatively, the time quantum is millisecond；
Alternatively, the time quantum is that physical downlink control channel PDCCH monitors opportunity.
Optionally, by the time-domain position information of the search space of down control channel in time zone, downlink control is determined
The initial position of resource shared by the search space of channel processed, specifically includes:
According to the number of slot or mini-slot in time zone where the search space of down control channel,
Determine the initial position of resource shared by described search space.
Optionally, by the time-domain position information of the search space of down control channel in time zone, downlink control is determined
The initial position of resource shared by the search space of channel processed, specifically includes:
Number of the opportunity in time zone is monitored according to physical downlink control channel PDCCH, determines described search space
The initial position of shared resource location.
Optionally, the PDCCH monitors the continuous N OFDM symbol that opportunity is terminal needs detection reception down control channel
Number, M is positive integer.
Optionally, the size of the time zone is predefined value or the value by explicit signaling configuration.
Transceiver 510, for sending and receiving data under control of the processor 500.
Wherein, in Fig. 9, bus architecture may include the bus and bridge of any number of interconnection, specifically by processor 500
The various circuits for the memory that the one or more processors and memory 520 of representative represent link together.Bus architecture is also
Various other circuits of such as peripheral equipment, voltage-stablizer and management circuit or the like can be linked together, these are all
It is it is known in the art, therefore, it will not be further described herein.Bus interface provides interface.Transceiver 510 can
To be multiple element, that is, includes transmitter and transceiver, the list for communicating over a transmission medium with various other devices is provided
Member.Processor 500, which is responsible for management bus architecture and common processing, memory 520, can store processor 500 and is executing operation
When used data.
Processor 500 can be centre and bury device (CPU), specific integrated circuit (Application Specific
Integrated Circuit, ASIC), field programmable gate array (Field-Programmable Gate Array,
) or Complex Programmable Logic Devices (Complex Programmable Logic Device, CPLD) FPGA.
Ground is corresponded to the above method, referring to Figure 10, another kind channel transmission apparatus provided by the embodiments of the present application, packet
It includes:
First unit 11, for the time-domain position information by the search space of down control channel in time zone, really
Determine the initial position of resource shared by the search space of down control channel；
Second unit 12, for transmitting down control channel according to the initial position.
In conclusion the initial position of resource shared by the search space of down control channel is at least in the embodiment of the present application
It is numbered and is determined by the time-domain position that the search space of down control channel in a time window occurs.Terminal is according to a time window
The time-domain position that the search space of interior down control channel occurs, which is numbered, determines search space initial position；Base station is when by one
Between the search space of down control channel occurs in window time-domain position number in the search space for determining initial position under transmission
Row control channel.
Channel transmission apparatus provided by the embodiments of the present application, the equipment that can be network side, e.g. base station, is also possible to
Equipment of terminal side, e.g. UE etc..
The embodiment of the present application provides a kind of computer storage medium, for being stored as calculating used in above-mentioned calculating equipment
Machine program instruction, it includes the programs for executing above-mentioned channel transmission method.
The computer storage medium can be any usable medium or data storage device that computer can access, packet
Include but be not limited to magnetic storage (such as floppy disk, hard disk, tape, magneto-optic disk (MO) etc.), optical memory (such as CD, DVD,
BD, HVD etc.) and semiconductor memory (such as it is ROM, EPROM, EEPROM, nonvolatile memory (NAND FLASH), solid
State hard disk (SSD)) etc..
Method provided by the embodiments of the present application can be applied to terminal device, also can be applied to the network equipment.
Wherein, terminal device is also referred to as user equipment (User Equipment, referred to as " UE "), mobile station
(Mobile Station, referred to as " MS "), mobile terminal (Mobile Terminal) etc., optionally, which can have
The ability communicated through wireless access network (Radio Access Network, RAN) with one or more core nets, for example,
Terminal can be mobile phone (or for " honeycomb " phone) or the computer etc. with mobile property, for example, terminal can be with
It is portable, pocket, hand-held, built-in computer or vehicle-mounted mobile device.
The network equipment can be base station (for example, access point), refer to the accession in net and pass through one or more on interface in the sky
The equipment of sector and wireless terminal communications.The air frame that base station can be used for receive mutually is converted with IP grouping, as nothing
Router between line terminal and the rest part of access net, wherein the rest part for accessing net may include Internet protocol (IP) net
Network.Attribute management of the base station also tunable to air interface.For example, base station can be base station (BTS, Base in GSM or CDMA
Transceiver Station), it is also possible to the base station (NodeB) in WCDMA, can also be the evolved base station in LTE
(NodeB or eNB or e-NodeB, evolutional Node B), in present aspect embodiment without limitation.
It should be understood by those skilled in the art that, embodiments herein can provide as method, system or computer program
Product.Therefore, complete hardware embodiment, complete software embodiment or reality combining software and hardware aspects can be used in the application
Apply the form of example.Moreover, it wherein includes the computer of computer usable program code that the application, which can be used in one or more,
The shape for the computer program product implemented in usable storage medium (including but not limited to magnetic disk storage and optical memory etc.)
Formula.
The application is referring to method, the process of equipment (system) and computer program product according to the embodiment of the present application
Figure and/or block diagram describe.It should be understood that every one stream in flowchart and/or the block diagram can be realized by computer program instructions
The combination of process and/or box in journey and/or box and flowchart and/or the block diagram.It can provide these computer programs
Instruct the processor of general purpose computer, special purpose computer, Embedded Processor or other programmable data processing devices to produce
A raw machine, so that being generated by the instruction that computer or the processor of other programmable data processing devices execute for real
The device for the function of being specified in present one or more flows of the flowchart and/or one or more blocks of the block diagram.
These computer program instructions, which may also be stored in, is able to guide computer or other programmable data processing devices with spy
Determine in the computer-readable memory that mode works, so that it includes referring to that instruction stored in the computer readable memory, which generates,
Enable the manufacture of device, the command device realize in one box of one or more flows of the flowchart and/or block diagram or
The function of being specified in multiple boxes.
These computer program instructions also can be loaded onto a computer or other programmable data processing device, so that counting
Series of operation steps are executed on calculation machine or other programmable devices to generate computer implemented processing, thus in computer or
The instruction executed on other programmable devices is provided for realizing in one or more flows of the flowchart and/or block diagram one
The step of function of being specified in a box or multiple boxes.
Obviously, those skilled in the art can carry out various modification and variations without departing from the essence of the application to the application
Mind and range.In this way, if these modifications and variations of the application belong to the range of the claim of this application and its equivalent technologies
Within, then the application is also intended to include these modifications and variations.
Claims (18)
1. a kind of channel transmission method characterized by comprising
By the time-domain position information of the search space of down control channel in time zone, the search of down control channel is determined
The initial position of resource shared by space；
Down control channel is transmitted according to the initial position.
2. the method according to claim 1, wherein when the time zone includes continuous N number of in time domain
Between unit, wherein N be positive integer.
3. according to the method described in claim 2, it is characterized in that,
Time quantum gap mini-slot for slot s lot or in short-term, wherein slot includes P orthogonal frequency division multiplex OFDM
Symbol, mini-slot include Q OFDM symbol, Q < P；
Alternatively, the time quantum is millisecond；
Alternatively, the time quantum is that physical downlink control channel PDCCH monitors opportunity.
4. according to the method described in claim 3, it is characterized in that, the search for passing through down control channel in time zone is empty
Between time-domain position information, determine the initial position of resource shared by the search space of down control channel, specifically include:
According to the number of slot or mini-slot in time zone where the search space of down control channel, determine
The initial position of resource shared by described search space.
5. the method according to claim 1, wherein passing through the search space of down control channel in time zone
Time-domain position information, determine the initial position of resource shared by the search space of down control channel, specifically include:
Number of the opportunity in time zone is monitored according to physical downlink control channel PDCCH, is determined shared by described search space
The initial position of resource location.
6. the method according to claim 3 or 5, which is characterized in that the PDCCH monitoring opportunity is that terminal needs detection to connect
The continuous N OFDM symbol of down control channel is received, M is positive integer.
7. the method according to claim 1, wherein the size of the time zone is predefined value or logical
Cross the value of explicit signaling configuration.
8. the method according to claim 1, wherein transmitting down control channel, tool according to the initial position
Body includes:
After base station side determines the resource that the search space of down control channel occupies according to the initial position, from the search space
In a down control channel candidate resource position on send down control channel；
Alternatively, searching after terminal side determines the resource that the search space of down control channel occupies according to the initial position at this
Blind examination down control channel on each down control channel candidate resource position in rope space.
9. a kind of channel transmission apparatus characterized by comprising
Memory, for storing program instruction；
Processor is executed for calling the program instruction stored in the memory according to the program of acquisition:
By the time-domain position information of the search space of down control channel in time zone, the search of down control channel is determined
The initial position of resource shared by space；
Down control channel is transmitted according to the initial position.
10. device according to claim 9, which is characterized in that when the time zone includes continuous N number of in time domain
Between unit, wherein N be positive integer.
11. device according to claim 10, which is characterized in that
Time quantum gap mini-slot for slot s lot or in short-term, wherein slot includes P orthogonal frequency division multiplex OFDM
Symbol, mini-slot include Q OFDM symbol, Q < P；
Alternatively, the time quantum is millisecond；
Alternatively, the time quantum is that physical downlink control channel PDCCH monitors opportunity.
12. device according to claim 11, which is characterized in that empty by the search of down control channel in time zone
Between time-domain position information, determine the initial position of resource shared by the search space of down control channel, specifically include:
According to the number of slot or mini-slot in time zone where the search space of down control channel, determine
The initial position of resource shared by described search space.
13. device according to claim 9, which is characterized in that empty by the search of down control channel in time zone
Between time-domain position information, determine the initial position of resource shared by the search space of down control channel, specifically include:
Number of the opportunity in time zone is monitored according to physical downlink control channel PDCCH, is determined shared by described search space
The initial position of resource location.
14. device according to claim 11 or 13, which is characterized in that the PDCCH monitoring opportunity is that terminal needs to examine
The continuous N OFDM symbol for receiving down control channel is surveyed, M is positive integer.
15. device according to claim 9, which is characterized in that the size of the time zone be it is predefined value or
The value configured by explicit signaling.
16. device according to claim 9, which is characterized in that transmit down control channel, tool according to the initial position
Body includes:
After base station side determines the resource that the search space of down control channel occupies according to the initial position, from the search space
In a down control channel candidate resource position on send down control channel；
Alternatively, searching after terminal side determines the resource that the search space of down control channel occupies according to the initial position at this
Blind examination down control channel on each down control channel candidate resource position in rope space.
17. a kind of channel transmission apparatus characterized by comprising
First unit determines downlink for the time-domain position information by the search space of down control channel in time zone
The initial position of resource shared by the search space of control channel；
Second unit, for transmitting down control channel according to the initial position.
18. a kind of computer storage medium, which is characterized in that the computer-readable recording medium storage has computer executable
Instruction, the computer executable instructions are for making the computer perform claim require 1 to 8 described in any item methods.
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| CN201711071729.8A CN109756975A (en) | 2017-11-03 | 2017-11-03 | channel transmission method and device, computer storage medium |
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