CN107453846A - The method, apparatus and system of a kind of data transfer - Google Patents

The method, apparatus and system of a kind of data transfer Download PDF

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Publication number
CN107453846A
CN107453846A CN201610369750.5A CN201610369750A CN107453846A CN 107453846 A CN107453846 A CN 107453846A CN 201610369750 A CN201610369750 A CN 201610369750A CN 107453846 A CN107453846 A CN 107453846A
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China
Prior art keywords
tti
group
control information
network equipment
pid
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CN201610369750.5A
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Chinese (zh)
Inventor
胡文权
花梦
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Huawei Technologies Co Ltd
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Huawei Technologies Co Ltd
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Priority to CN201610369750.5A priority Critical patent/CN107453846A/en
Priority to PCT/CN2017/078460 priority patent/WO2017206585A1/en
Publication of CN107453846A publication Critical patent/CN107453846A/en
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
    • H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
    • H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
    • H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
    • H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
    • H04L1/1829—Arrangements specially adapted for the receiver end
    • H04L1/1861—Physical mapping arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
    • H04L41/08—Configuration management of networks or network elements
    • H04L41/0803—Configuration setting
    • H04L41/0823—Configuration setting characterised by the purposes of a change of settings, e.g. optimising configuration for enhancing reliability
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0053—Allocation of signaling, i.e. of overhead other than pilot signals
    • H04L5/0055—Physical resource allocation for ACK/NACK
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation
    • H04W72/044—Wireless resource allocation based on the type of the allocated resource
    • H04W72/0446—Resources in time domain, e.g. slots or frames
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/12—Wireless traffic scheduling

Abstract

The embodiment of the invention discloses a kind of method, apparatus of data transfer and system, belong to communication technical field.Methods described includes：Second network equipment receives what first network equipment was sent, it is corresponding respectively with each TTI in one group of Transmission Time Interval TTI, data channel, wherein, one group of TTI includes the first TTI and at least one 2nd TTI, the first process identification (PID) corresponding with the transmission block in the first TTI is obtained, and according to first process identification (PID), determines at least one respective second process identification (PID)s of 2nd TTI；According to the reception condition to data channel corresponding to one group of TTI difference, generation response message corresponding with one group of TTI difference；Each response message corresponding to TTI in one group of TTI is sent to the first network equipment respectively.Using the present invention, transfer resource can be saved.

Description

The method, apparatus and system of a kind of data transfer
Technical field
The present invention relates to communication technical field, the method, apparatus and system of more particularly to a kind of data transfer.
Background technology
During HARQ (Hybrid Automatic Repeat Request, hybrid automatic repeat-request), base station is adjusted Spend a TTI (Transmission Time Interval, Transmission Time Interval) transmission block, terminal according to reception condition to Base station sends HARQ feedback message, specifically, terminal is when receiving transmission block, if terminal is not properly received the biography of the TTI Defeated piece, then received to base station feedback response message NACK (Negative Acknowledgement, NACK character), base station To response message NACK, in the case where being not above maximum retransmission, corresponding transmission block can be resend to terminal, terminal is such as Fruit can be properly received transmission block, then can be to base station feedback response message ACK (Acknowledgement, confirming character), base Station receives response message ACK, can send new transmission block to terminal.
In order to make full use of time-domain resource, LTE system also further employs the HARQ technologies of multi-process, in a TTI Call HARQ process transmission data after, during waiting HARQ feedback message to be received, call other HARQ process transmissions its His data, that is, have multiple asynchronous adaptive HARQ process initiations.
In order to which base station can distinguish ACK or NACK corresponding to different TTI, a transmission block pair will being transmitted in each TTI A process is answered, corresponding process identification (PID) (also referred to as process number) is distributed for it, in the TTI of each scheduling control channel Corresponding process identification (PID) is indicated, terminal can also be directed to the transmission of corresponding process identification (PID) when feeding back response message ACK or NACK Block is fed back.So, base station can then determine corresponding TTI transmission block after response message ACK or NACK is received Correct errors situation, and then decide whether to retransmit the transmission block in the process.
During the present invention is realized, inventor has found that prior art at least has problems with：
TTI transmission block is often dispatched in base station, is required for carrying corresponding to the transmission block in the control channel of the TTI Process identification (PID), when multiple TTI transmission block is continuously dispatched in base station, process mark will be included in all TTI control channel Know, so as to which substantial amounts of transfer resource can be taken.
The content of the invention
In order to solve problem of the prior art, the embodiments of the invention provide a kind of method, apparatus of data transfer and it is System.The technical scheme is as follows：
First aspect, there is provided a kind of method of data transfer, methods described include：
Receive what first network equipment was sent, number corresponding respectively with each TTI in one group of Transmission Time Interval TTI It is believed that road, wherein, one group of TTI includes the first TTI and at least one 2nd TTI；Obtain and the biography in the first TTI First process identification (PID) corresponding to defeated piece, and according to first process identification (PID), determine at least one 2nd TTI respective Two process identification (PID)s；According to the reception condition to data channel corresponding to one group of TTI difference, generation divides with one group of TTI Not corresponding response message；Each response message corresponding to TTI in one group of TTI is sent into the first network respectively to set It is standby.
Wherein, one group of TTI includes the first TTI and at least one 2nd TTI, and the first TTI is first in one group of TTI TTI, the 2nd TTI are other TTI in addition to first TTI in one group of TTI.
Second network equipment receive one group of TTI that first network equipment is sent respectively corresponding to control channel, and obtain the One TTI the first process identification (PID), each 2nd TTI the second process identification (PID), the second net are then determined according to the first process identification (PID) The reception condition of network equipment data channel according to corresponding to each TTI, response message corresponding to generation, then by corresponding to each TTI Response message is sent to first network equipment.
With reference in a first aspect, in the first possible implementation of the first aspect, receive first network equipment and send , distinguish corresponding, data channel with each TTI in one group of Transmission Time Interval TTI, including：
The time domain scale information of one group of TTI is obtained, and according to the time domain scale information, determines one group of TTI In included the first TTI and at least one 2nd TTI；Receive respectively the first TTI and it is described at least One each self-corresponding data channel of the 2nd TTI.
Wherein, time domain scale information is for the direct or indirect information for reflecting the scopes of one group of TTI in the time domain, time domain Range information can be the number of TTI in one group of TTI, that is, be included in one group of TTI first in how many individual TTI, or one group of TTI Individual TTI and last TTI time interval, that is, first TTI is received in one group of TTI with receiving last TTI's The entry-into-force time scope of control information corresponding to first TTI in time interval, or one group of TTI, or public control corresponding to one group of TTI The entry-into-force time scope of information processed.
Second network equipment can obtain one group of TTI time domain scale information, then be believed according to one group of TTI time domain scale Breath, determines each 2nd TTI in one group of TTI.Second network equipment can receive the first of first network equipment transmission respectively TTI, and each 2nd TTI.
With reference to the first possible implementation of first aspect, second of the first aspect may in implementation, According to the time domain scale information, the first TTI and described at least one second included in one group of TTI is determined Any one in TTI, including following situations：In the number for the TTI that time domain scale information instruction one group of TTI includes In the case that mesh is N, it is determined that after included TTI is the first TTI and the first TTI in one group of TTI Continuous N-1 the 2nd TTI；In the time domain scale information indicates one group of TTI first TTI and last In the case of TTI time interval, it is determined that included TTI is for the first TTI and described the in one group of TTI After one TTI and all 2nd TTI in the time interval；The first TTI is indicated in the time domain scale information In the case of the entry-into-force time scope of corresponding control information, then when the coming into force of control information according to corresponding to the first TTI Between scope, determine in one group of TTI included TTI for the first TTI and after the first TTI and be in institute State all 2nd TTI in the range of the entry-into-force time of control information；Indicate that one group of TTI is corresponding in the time domain scale information Common control information entry-into-force time scope in the case of, then according to corresponding to one group of TTI common control information life Time range is imitated, included TTI is determined in one group of TTI for the first TTI and after the first TTI and locates All 2nd TTI in the range of the entry-into-force time of the common control information.
Time domain scale information can be the number of TTI in one group of TTI, and second network equipment can obtain one group of TTI number Mesh N, second network equipment receive N-1 TTI again it is determined that in one group of TTI after the first TTI, and this N-1 TTI is this All 2nd TTI in group TTI in addition to the first TTI.Or time domain scale information can be in one group of TTI first TTI with Last TTI time interval, second network equipment can obtain first TTI and last TTI in first TTI Time interval, corresponding to the time interval in time range, except the first TTI, second network equipment receives corresponding itself adjust All 2nd TTI in the TTI of degree, as one group of TTI in addition to the first TTI.Or time domain scale information can be first The entry-into-force time scope of control information corresponding to TTI, second network equipment can obtain the life of control information corresponding to the first TTI Time range is imitated, in the range of the entry-into-force time, except the first TTI, second network equipment receives first network equipment and adjusted for it All 2nd TTI in the TTI of degree, as one group of TTI in addition to the first TTI.Or time domain scale information can be one group The entry-into-force time scope of common control information corresponding to TTI, second network equipment can obtain public control corresponding to one group of TTI The entry-into-force time scope of information, in the range of the entry-into-force time, except the first TTI, second network equipment, which receives, corresponds to itself All TTI in TTI, as one group of TTI in addition to the first TTI.
With reference to first aspect or the first to two kind of possible implementation of first aspect, the third in the first aspect can Can be described to obtain the first process identification (PID) corresponding with the transmission block in the first TTI in implementation, including：
Obtain default the first process identification (PID) corresponding with transmission block in the first TTI；Or receive described first Control channel corresponding to the first TTI that the network equipment is sent, obtains the first process identification (PID) carried in the control channel, First process identification (PID) is process identification (PID) corresponding to transmission block in one group of TTI in the first TTI；Or by described CCCH corresponding to one group of TTI, obtains the first process identification (PID), and first process identification (PID) is the in one group of TTI Process identification (PID) corresponding to transmission block in one TTI.
Technical staff can preset the biography in every group of TTI in the first TTI in first network equipment and second network equipment First process identification (PID) corresponding to defeated piece, and store into first network equipment and second network equipment.First network equipment is adjusted When spending one group of TTI to second network equipment transmission data, each TTI corresponds to control channel in one group of TTI, can in control channel To carry control information, resource allocation information and modulation coding mode etc. can be included in control information, can also be in every group of TTI In in control channel corresponding to the first TTI, carry the first process identification (PID) corresponding to the transmission block in the first TTI.First network is set One group of TTI of standby scheduling to second network equipment transmit data when, every group of TTI can be corresponding with a CCCH, one group CCCH corresponding to TTI can be before one group of TTI, or in the first TTI, is set from first network equipment to the second network It is standby to be transmitted.First network equipment first is entered corresponding to transmission block in the first TTI can be carried in CCCH Journey identifies.
It is described according to first process with reference in a first aspect, in the 4th kind of possible implementation of the first aspect Mark, determines at least one respective second process identification (PID)s of 2nd TTI, including：
Obtain the TTI intervals N that default maximum is entered between number of passes, and the first TTI and the TTI of n-th the 2nd；By institute The first process identification (PID) and the TTI intervals N sums are stated, divided by the maximum enters number of passes, obtained remainder, is defined as the N Individual 2nd TTI the second process identification (PID), wherein, N is positive integer；Or obtain default maximum and enter number of passes, and described first TTI intervals P between TTI and first the 2nd TTI；By first process identification (PID) and the TTI intervals P sums, Chu Yisuo State maximum and enter number of passes, obtained remainder, be defined as the second process identification (PID) of first the 2nd TTI, wherein, P is positive integer； Obtain the TTI of n-th the 2nd the second process identification (PID), and N+1 the 2nd TTI and TTI of n-th the 2nd TTI intervals Q, number of passes is entered into the second process identification (PID) of the TTI of n-th the 2nd and the TTI intervals Q sums, divided by the maximum, obtained Remainder, be defined as the N+1 the 2nd TTI the second process identification (PID), wherein, N, Q are positive integer.
Second network equipment according to the first process identification (PID), can determine the second process mark of all 2nd TTI in one group of TTI Know, or, second network equipment can determine first the 2nd TTI the second process identification (PID) according to the first process identification (PID), second Individual TTI the second process identification (PID) is determined by first TTI the second process identification (PID), so, is determined one by one all in one group of TTI Two TTI the second process identification (PID).
With reference to the first possible implementation of first aspect, in the 5th kind of possible implementation of the first aspect, The time domain scale information for obtaining one group of TTI, including：Obtain default one group of TTI time domain scale information；Or Person, receive the first TTI that the first network equipment is sent corresponding to control channel, obtain corresponding to the first TTI The one group of TTI carried in control channel time domain scale information；Or pass through public control corresponding to one group of TTI Channel, obtain the time domain scale information of one group of TTI.
Technical staff can preset time domain scale letter of the first network equipment for every group of TTI of second network equipment scheduling Breath, and store into first network equipment and second network equipment.
Or during first network equipment each correspondence second network equipment, one group of TTI of transmission, first network equipment is at one group Time domain scale information is carried in TTI in control channel corresponding to first TTI.
Or first network equipment is when corresponding second network equipment sends one group of TTI every time, first network equipment can be One group of TTI time domain scale information is carried in CCCH corresponding to one group of TTI.
With reference to first aspect or the first to five kind of possible implementation of first aspect, the 6th kind in the first aspect can In energy implementation, the basis generates and described one group to the reception condition of data channel corresponding to one group of TTI difference Before response message corresponding to TTI difference, including：Receive each TTI in one group of TTI that the first network equipment is sent Corresponding control channel, wherein, control letter corresponding to the first TTI is carried in control channel corresponding to the first TTI Breath, it is relative that control information corresponding to each 2nd TTI is each carried respectively in control channel corresponding to the 2nd TTI In the change information of control information corresponding to the first TTI, the change information includes：The control information of 2nd TTI It is relative relative to the incremental control information of control information corresponding to the first TTI, or control information corresponding to the 2nd TTI In the control information that control information corresponding to the first TTI updates；According to control information corresponding to the first TTI and each Change information corresponding to 2nd TTI, control information corresponding to each 2nd TTI is determined respectively；According to described one group Each control information corresponding to TTI in TTI, to each data channel corresponding to TTI in one group of TTI, carry out data channel Demodulation decoding, determine the reception condition of data channel corresponding to each TTI.
Second network equipment is it is determined that during some TTI control information in the 2nd TTI in one group of TTI, if the TTI is corresponding Change information be that control information relative to the incremental control information of control information corresponding to the first TTI, then may be used corresponding to the TTI With by change information corresponding to control information corresponding to the first TTI, the TTI, as control information corresponding to the TTI；If should Change information corresponding to TTI is that the control that control information corresponding to the TTI updates relative to control information corresponding to the first TTI is believed Breath, then can by control information identical part corresponding with TTI control information in control information corresponding to the first TTI, should Change information corresponding to TTI, as control information corresponding to the TTI.In this manner it is possible to determine to control corresponding to each other TTI Information processed, and transfer resource can be saved.
Especially, when some TTI in the 2nd TTI corresponds to the re-transmission in a certain process, the TTI can not correspond to control Channel processed, and continue to use the control information in the process in control channel corresponding to previous TTI.For example, one group of TTI includes 4 TTI, the process identification (PID) of the first TTI transmission block are 0, and the process identification (PID) of first the 2nd TTI transmission block is 1, second the The process identification (PID) of two TTI transmission block is 0, and the process identification (PID) of second the 2nd TTI transmission block is 1, when the first TTI transmission Feedback information corresponding to block is NACK, that is, represents to receive mistake, and second the 2nd TTI re-transmission is no more than maximum re-transmission time Number, now, when second the 2nd TTI corresponds to retransmit, then the TTI can not correspond to control channel, using corresponding to the first TTI Control information in control channel, save the transmission of control channel.
Second network equipment can use control information corresponding to each TTI in one group of TTI, for each in one group of TTI Data channel corresponding to TTI, is demodulated, and then enters row decoding to the data channel after demodulation, it is determined whether correct decoding is every Data channel corresponding to individual TTI, and then obtain the reception condition of data channel corresponding to each TTI.
With reference to first aspect or the first to five kind of possible implementation of first aspect, the 7th kind in the first aspect can In energy implementation, the basis generates and described one group to the reception condition of data channel corresponding to one group of TTI difference Before response message corresponding to TTI difference, including：Receive public corresponding to one group of TTI that the first network equipment is sent Control channel altogether, and each control channel corresponding to TTI in one group of TTI, wherein, public control corresponding to one group of TTI Common control information corresponding to one group of TTI is carried in channel, is carried respectively in control channel corresponding to each TTI There is change information of the control information corresponding to each TTI relative to common control information corresponding to one group of TTI, it is described Change information includes：The common control information of each TTI relative to common control information corresponding to one group of TTI increasing Control information is measured, or control information corresponding to each TTI updates relative to common control information corresponding to one group of TTI Control information；The change according to corresponding to each TTI in common control information corresponding to one group of TTI and one group of TTI Information, control information corresponding to each TTI is determined respectively；Letter is controlled according to corresponding to each TTI in one group of TTI Breath, to each data channel corresponding to TTI in one group of TTI, the demodulation decoding of data channel is carried out, is determined described each The reception condition of data channel corresponding to TTI.
Second network equipment is it is determined that during some TTI control information in one group of TTI, if change letter corresponding to the TTI Breath is incremental control information of the control information corresponding to the TTI relative to common control information corresponding to one group of TTI, then can incite somebody to action Common control information corresponding to one group of TTI, change information corresponding to the TTI, as control information corresponding to the TTI；If should Change information corresponding to TTI is the control that control information corresponding to the TTI updates relative to common control information corresponding to one group of TTI Information processed, then control information identical part corresponding with the TTI in common control information corresponding to one group of TTI can be controlled Change information corresponding to information, the TTI, as control information corresponding to the TTI.In this manner it is possible to determine each other TTI pairs The control information answered, and transfer resource can be saved.
Second network equipment can use control information corresponding to each TTI in one group of TTI, for each in one group of TTI Data channel corresponding to TTI, is demodulated, and then enters row decoding to the data channel after demodulation, it is determined whether correct decoding is every Data channel corresponding to individual TTI, and then obtain the reception condition of data channel corresponding to each TTI.
With reference to first aspect or the first to five kind of possible implementation of first aspect, the 8th kind in the first aspect can In energy implementation, the basis generates and described one group to the reception condition of data channel corresponding to one group of TTI difference Before response message corresponding to TTI difference, including：Receive each TTI in one group of TTI that the first network equipment is sent Reference signal, wherein, the resource size that the reference signal of the first TTI takes is more than or equal to each 2nd TTI's The resource size that reference signal takes；For the first TTI, according to the reference signal of the first TTI to the first TTI Carry out channel estimation；For any TTI in the 2nd TTI, according to the reference signal of any TTI, and described one All or part of reference signal in group TTI in the reference signal of each TTI before any TTI, to any TTI Carry out channel estimation；It is right according to control information and corresponding channel estimation results corresponding to each TTI in one group of TTI Each data channel corresponding to TTI in one group of TTI, the demodulation decoding of data channel is carried out, determined described each TTI pairs The reception condition for the data channel answered.
For when any TTI carries out channel estimation in the 2nd TTI in one group of TTI in addition to the first TTI, may be referred to this Whole reference signals, enters to the TTI in the reference signal of each TTI in TTI reference signal, this group of TTI before the TTI Row channel estimation, or may be referred to the reference signal of each TTI in the reference signal of the TTI, this group of TTI before the TTI Middle part reference signal, channel estimation is carried out to the TTI, so, transfer resource can be saved.
With reference to first aspect or the first to eight kind of possible implementation of first aspect, the 9th kind in the first aspect can It is described respectively by each response message corresponding to TTI in one group of TTI in energy implementation, it is sent to the first network Equipment, including：In a TTI in last TTI in one group of TTI or outside one group of TTI, pass through control Channel, respectively by each response message corresponding to TTI in one group of TTI, it is sent to the first network equipment.Second network Equipment can be fed back after the data channel of whole TTI in receiving one group of TTI by a TTI to first network equipment The hybrid automatic repeat-request response message of each TTI data message in corresponding one group of TTI, this way it is not necessary to often receive one Individual TTI just carries out up-downgoing switching, so as to save uplink/downlink handover overhead.
With reference to first aspect or the first to nine kind of possible implementation of first aspect, the tenth kind in the first aspect can In energy implementation, methods described also includes：In a TTI in the first TTI or before one group of TTI, pass through Control channel, schedule information corresponding to each TTI data channel in one group of TTI is sent to the first network equipment.
The letters such as data channel resource distribution information, Channel Modulation coding information, power control instruction can be included in schedule information Breath etc., second network equipment can send one group by a TTI before the first TTI or one group of TTI to first network equipment TTI schedule information, it so need not often transmit a TTI and just carry out uplink/downlink switching, be cut so as to save uplink/downlink Change expense.
Second aspect, there is provided a kind of method of data transfer, methods described include：
The data channel of each TTI in one group of TTI of corresponding second network equipment is sent to second network equipment；Connect It is corresponding to receive each TTI in one group of TTI that second network equipment feeds back according to the reception condition of the data channel Response message；According to the response message received, hybrid automatic repeat-request HARQ processing is carried out.
First network equipment sends the data channel of each TTI in one group of TTI to second network equipment, when receiving second In one group of TTI that the network equipment is sent during each TTI corresponding response message, according to the response message received, carry out HARQ processing.
With reference to second aspect, in the first possible implementation of the second aspect, one group of TTI includes first TTI and at least one 2nd TTI；The transmission block of the first TTI is carried in control channel corresponding to first TTI Process identification (PID), the process identification (PID) of transmission block is not carried in control channel corresponding to the 2nd TTI each；Or described one group Carry the process identification (PID) of the transmission block of the first TTI in CCCH corresponding to TTI, it is each in one group of TTI The process identification (PID) of transmission block is not carried in control channel corresponding to TTI.
Wherein, one group of TTI includes the first TTI and at least one 2nd TTI, and the first TTI is first in one group of TTI TTI, the 2nd TTI are the TTI in addition to the first TTI in one group of TTI.
First process identification (PID) can carry in control channel corresponding to the first TTI, can also be public corresponding to one group of TTI Carried altogether in control channel.
With reference to second aspect, in second of possible implementation of the second aspect, methods described also includes：Determine institute State one group of TTI time domain scale information；The control channel of each TTI in one group of TTI is sent to second network equipment, The time domain scale information of one group of TTI is carried in control channel corresponding to first TTI；Or to second net Network equipment sends CCCH corresponding to one group of TTI, carries one group of TTI's in the CCCH Time domain scale information.
Time domain scale information can carry in control channel corresponding to the first TTI, can also be public corresponding to one group of TTI Carried altogether in control channel.
With reference to second of second aspect may implementation, in the third possible implementation of the second aspect, The time domain scale information of one group of TTI is：In one group of TTI in TTI number, or one group of TTI first TTI with The entry-into-force time scope of control information corresponding to first TTI in last TTI time interval, or one group of TTI, or institute State the entry-into-force time scope of common control information corresponding to one group of TTI.
With reference to second aspect or the first to three kind of possible implementation of second aspect, the 4th kind in the second aspect can In energy implementation, one group of TTI, which includes the first TTI and at least one 2nd TTI, methods described, also to be included：It is true respectively Determine change information of the control information corresponding to each 2nd TTI relative to control information corresponding to the first TTI, its In, the change information includes：Control information is relative to control information corresponding to the first TTI corresponding to 2nd TTI Incremental control information, or control information updates relative to control information corresponding to the first TTI corresponding to the 2nd TTI Control information；The control channel corresponding to each TTI into second network equipment transmission, one group of TTI, described first Control information corresponding to the first TTI is carried in control channel corresponding to TTI, is controlled corresponding to each 2nd TTI Change information corresponding to each 2nd TTI is carried in channel respectively.
First network equipment can send control channel corresponding to each TTI in one group of TTI to second network equipment, and first Control information corresponding to the first TTI is carried in control channel corresponding to TTI, is carried in control channel corresponding to the 2nd TTI Change information corresponding to each 2nd TTI.So, first network equipment need not send each TTI pairs to second network equipment The whole control information answered, so as to save substantial amounts of transfer resource.
Especially, when the TTI in the 2nd TTI corresponds to the re-transmission in a certain process, the TTI can not correspond to control letter The transmission in road, and the control information in the process in control channel corresponding to previous TTI is continued to use, as non-self-adapting retransmits.Such as One group of TTI includes 4 TTI, and the process identification (PID) of the first TTI transmission block is 0, the process mark of first the 2nd TTI transmission block To know for 1, the process identification (PID) of second the 2nd TTI transmission block is 0, and the process identification (PID) of the 3rd the 2nd TTI transmission block is 1, When feedback information corresponding to the first TTI transmission block is NACK, i.e., expression receives mistake, and second the 2nd TTI re-transmission is not More than maximum retransmission, now, when second the 2nd TTI corresponds to retransmit, then the TTI can not correspond to control channel, make Control information in the control channel corresponding to the first TTI, save the transmission of control channel.
With reference to second aspect or the first to three kind of possible implementation of second aspect, the 5th kind in the second aspect can In energy implementation, methods described also includes：Determine that each control information corresponding to TTI is relative to described in one group of TTI The change information of common control information, the change information include corresponding to one group of TTI：The common control channel of each TTI Manner of breathing is for the incremental control information of common control information corresponding to one group of TTI, or control letter corresponding to each TTI The control information that manner of breathing updates for common control information corresponding to one group of TTI；Institute is sent to second network equipment State each control channel corresponding to TTI in CCCH corresponding to one group of TTI, and one group of TTI, described one group TTI pairs Common control information corresponding to one group of TTI, control letter corresponding to each TTI are carried in the CCCH answered Control information corresponding to each TTI is carried in road respectively relative to common control information corresponding to one group of TTI Change information.
First network equipment sends common control information corresponding to one group of TTI, first network equipment to second network equipment Control channel corresponding to each TTI in one group of TTI can be sent to second network equipment, in control channel corresponding to each TTI Carry change information corresponding to each TTI.So, first network equipment need not send each TTI to second network equipment Corresponding whole control information, so as to save substantial amounts of transfer resource.
With reference to second aspect or the first to three kind of possible implementation of second aspect, the 6th kind in the second aspect can In energy implementation, one group of TTI, which includes the first TTI and at least one 2nd TTI, methods described, also to be included：To described Second network equipment sends the reference signal of each TTI in one group of TTI, wherein, the reference signal of the first TTI takes Resource size be more than or equal to the resource size that each 2nd TTI reference signal takes.
First network equipment is that second network equipment dispatches one group of TTI, and first network equipment can be by each TTI reference Signal, which is sent in corresponding TTI to second network equipment, the first TTI reference signal, can independently carry out channel estimation, the Two TTI when carrying out channel estimation, it is necessary to all or part of TTI reference signals in reference to one group of TTI before the TTI, first The resource size that reference signal of the resource size that TTI reference signal takes more than or equal to each 2nd TTI takes, resource are big Small to be represented with the number of resource unit, so, the transfer resource that the 2nd TTI reference signal takes is fewer, so as to To save transfer resource.
The third aspect, there is provided a kind of network equipment, the network equipment include receiver, processor and transmitter, its In：
The receiver, it is and each in one group of Transmission Time Interval TTI for receiving the transmission of first network equipment Corresponding to TTI difference, data channel, wherein, one group of TTI includes the first TTI and at least one 2nd TTI；The place Device is managed, for obtaining the first process identification (PID) corresponding with the transmission block in the first TTI, and according to the first process mark Know, determine at least one respective second process identification (PID)s of 2nd TTI；The processor, for according to one group of TTI The reception condition of data channel corresponding to respectively, generation response message corresponding with one group of TTI difference；The transmitter, For each response message corresponding to TTI in one group of TTI to be sent into the first network equipment respectively.
With reference to the third aspect, in the first possible implementation of the third aspect, the processor, it is used for：Obtain The time domain scale information of one group of TTI, and according to the time domain scale information, determine institute included in one group of TTI State the first TTI and at least one 2nd TTI；The receiver, for receive respectively the first TTI and it is described extremely Few each self-corresponding data channel of 2nd TTI.
With reference to the first possible implementation of the third aspect, second of the third aspect may in implementation, According to the time domain scale information, the first TTI and described at least one second included in one group of TTI is determined Any one in TTI, including following situations：In the number for the TTI that time domain scale information instruction one group of TTI includes In the case that mesh is N, it is determined that after included TTI is the first TTI and the first TTI in one group of TTI Continuous N-1 the 2nd TTI；In the time domain scale information indicates one group of TTI first TTI and last In the case of TTI time interval, it is determined that included TTI is for the first TTI and described the in one group of TTI After one TTI and all 2nd TTI in the time interval；The first TTI is indicated in the time domain scale information In the case of the entry-into-force time scope of corresponding control information, according to when coming into force of control information corresponding to first TTI Between scope, it is determined that included TTI for the first TTI and after the first TTI and is in one group of TTI All 2nd TTI in the range of the entry-into-force time of the control information；In described one group TTI pairs of time domain scale information instruction In the case of the entry-into-force time scope for the common control information answered, it is determined that included TTI is described the in one group of TTI One TTI and all second after the first TTI and in the range of the entry-into-force time in the common control information TTI。
With reference to the third aspect or the first to two kind of possible implementation of the third aspect, the third in the third aspect can In energy implementation, the processor, it is used for：Obtain default the first process corresponding with transmission block in the first TTI Mark；Or the receiver, control channel corresponding to the first TTI sent for receiving the first network equipment, The processor, for obtaining the first process identification (PID) carried in the control channel, first process identification (PID) is described one Process identification (PID) corresponding to transmission block in group TTI in the first TTI；Or the processor, for passing through described one group TTI pairs The CCCH answered, obtains the first process identification (PID), and first process identification (PID) is in one group of TTI in the first TTI Process identification (PID) corresponding to transmission block.
With reference to the third aspect, in the 4th kind of possible implementation of the third aspect, the processor, it is used for：Obtain The TTI intervals N that default maximum is entered between number of passes, and the first TTI and the TTI of n-th the 2nd；By the first process mark Know with the TTI intervals N sums, divided by the maximum enters number of passes, obtained remainder, is defined as the of the TTI of the n-th the 2nd Two process identification (PID)s, wherein, N is positive integer；Or obtain default maximum and enter number of passes, and described first TTI and first TTI intervals P between two TTI；Number of passes is entered into first process identification (PID) and the TTI intervals P sums, divided by the maximum, Obtained remainder, it is defined as the second process identification (PID) of first the 2nd TTI, wherein, P is positive integer；Obtain n-th second TTI the second process identification (PID), and N+1 the 2nd TTI and TTI of n-th the 2nd TTI intervals Q, by the n-th 2nd TTI the second process identification (PID) and the TTI intervals Q sums, divided by the maximum enter number of passes, obtained remainder, are defined as The N+1 the 2nd TTI the second process identification (PID), wherein, N, Q are positive integer.
With reference to the first possible implementation of the third aspect, in the 5th kind of possible implementation of the third aspect, The processor, is used for：Obtain default one group of TTI time domain scale information；Or the receiver, for receiving Control channel corresponding to the first TTI that the first network equipment is sent, the processor, for obtaining described first The one group of TTI carried in control channel corresponding to TTI time domain scale information；Or the processor, for passing through CCCH corresponding to one group of TTI, obtain the time domain scale information of one group of TTI.
With reference to the third aspect or the first to five kind of possible implementation of the third aspect, the 6th kind in the third aspect can Can be in implementation, the receiver is each TTI pairs in the one group of TTI sent for receiving the first network equipment The control channel answered, wherein, control information corresponding to the first TTI is carried in control channel corresponding to the first TTI, Carried respectively in control channel corresponding to each 2nd TTI control information corresponding to each 2nd TTI relative to The change information of control information, the change information include corresponding to first TTI：The control information phase of 2nd TTI For the incremental control information of control information corresponding to the first TTI, or control information corresponding to the 2nd TTI relative to The control information that control information corresponding to first TTI updates；The processor, for according to corresponding to the first TTI Control information and each change information corresponding to the 2nd TTI, determine that control corresponding to each 2nd TTI is believed respectively Breath；The processor, for the control information according to corresponding to each TTI in one group of TTI, to each in one group of TTI Data channel corresponding to TTI, the demodulation decoding of data channel is carried out, determine connecing for data channel corresponding to each TTI Receipts situation.
With reference to the third aspect or the first to five kind of possible implementation of the third aspect, the 7th kind in the third aspect can In energy implementation, the receiver, public control corresponding to the one group of TTI sent for receiving the first network equipment Each control channel corresponding to TTI in channel processed, and one group of TTI, wherein, CCCH corresponding to one group of TTI In carry common control information corresponding to one group of TTI, carried respectively in control channel corresponding to each TTI State change information of the control information corresponding to each TTI relative to common control information corresponding to one group of TTI, the change Information includes：The common control information of each TTI relative to common control information corresponding to one group of TTI increment control Information processed, or the control that control information corresponding to each TTI updates relative to common control information corresponding to one group of TTI Information processed；The processor, for each TTI in the common control information according to corresponding to one group of TTI and one group of TTI Corresponding change information, control information corresponding to each TTI is determined respectively；The processor, for according to described one group Each control information corresponding to TTI in TTI, to each data channel corresponding to TTI in one group of TTI, carry out data channel Demodulation decoding, determine the reception condition of data channel corresponding to each TTI.
With reference to the third aspect or the first to five kind of possible implementation of the third aspect, the 8th kind in the third aspect can In energy implementation, the receiver, it is used for：Receive each TTI in one group of TTI that the first network equipment is sent Reference signal, wherein, the resource size of the reference signal occupancy of the first TTI is more than or equal to each 2nd TTI ginseng Examine the resource size of signal occupancy；The processor, for for the first TTI, according to the reference signal of the first TTI Channel estimation is carried out to the first TTI；The processor, for for any TTI in the 2nd TTI, according to described Whole in any TTI reference signal, and one group of TTI in the reference signal of each TTI before any TTI Or part reference signal, channel estimation is carried out to any TTI；The processor, for according to each in one group of TTI Control information corresponding to TTI and corresponding channel estimation results, to each data channel corresponding to TTI in one group of TTI, The demodulation decoding of data channel is carried out, determines the reception condition of data channel corresponding to each TTI.
With reference to the third aspect or the first to eight kind of possible implementation of the third aspect, the 9th kind in the third aspect can In energy implementation, the transmitter, it is used for：In last TTI in one group of TTI or outside one group of TTI A TTI in, by control channel, respectively by each response message corresponding to TTI in one group of TTI, be sent to described First network equipment.
With reference to the third aspect or the first to nine kind of possible implementation of the third aspect, the tenth kind in the third aspect can In energy implementation, the transmitter, it is additionally operable to：In a TTI in the first TTI or before one group of TTI, lead to Control channel is crossed, sends to dispatch corresponding to each TTI data channel in one group of TTI to the first network equipment and believes Breath.
Fourth aspect, there is provided a kind of network equipment, the network equipment include transmitter, receiver and processor, its In：
The transmitter, it is each in one group of TTI for corresponding to second network equipment for being sent to second network equipment TTI data channel；The receiver, for receiving second network equipment according to the reception condition of the data channel and Response message corresponding to each TTI in one group of TTI of feedback；The processor, the response message received for basis, Carry out hybrid automatic repeat-request HARQ processing.
With reference to fourth aspect, in the first possible implementation of the fourth aspect, one group of TTI includes first TTI and at least one 2nd TTI；The transmission block of the first TTI is carried in control channel corresponding to first TTI Process identification (PID), the process identification (PID) of transmission block is not carried in control channel corresponding to the 2nd TTI each；Or described one group Carry the process identification (PID) of the transmission block of the first TTI in CCCH corresponding to TTI, it is each in one group of TTI The process identification (PID) of transmission block is not carried in control channel corresponding to TTI.
With reference to fourth aspect, in second of possible implementation of the fourth aspect, the processor, it is additionally operable to really Fixed one group of TTI time domain scale information；The transmitter, it is additionally operable to send described one group to second network equipment Each TTI control channel in TTI, the time domain scale of one group of TTI is carried in control channel corresponding to the first TTI Information；Or the transmitter, it is additionally operable to send common control channel corresponding to one group of TTI to second network equipment Road, the time domain scale information of one group of TTI is carried in the CCCH.
With reference to second of fourth aspect may implementation, in the third possible implementation of the fourth aspect, The time domain scale information of one group of TTI is：In one group of TTI in TTI number, or one group of TTI first TTI with The entry-into-force time scope of control information corresponding to first TTI in last TTI time interval, or one group of TTI, or institute State the entry-into-force time scope of common control information corresponding to one group of TTI.
With reference to fourth aspect or the first to three kind of possible implementation of fourth aspect, the 4th kind in the fourth aspect can In energy implementation, one group of TTI includes the first TTI and at least one 2nd TTI, and the processor is additionally operable to：Respectively It is determined that change information of the control information corresponding to each 2nd TTI relative to control information corresponding to the first TTI, its In, the change information includes：Control information is relative to control information corresponding to the first TTI corresponding to 2nd TTI Incremental control information, or control information updates relative to control information corresponding to the first TTI corresponding to the 2nd TTI Control information；The transmitter, it is additionally operable to send in one group of TTI corresponding to each TTI to second network equipment Control channel, control information corresponding to the first TTI is carried in control channel corresponding to the first TTI, it is each described Change information corresponding to each 2nd TTI is carried in control channel corresponding to 2nd TTI respectively.
With reference to fourth aspect or the first to three kind of possible implementation of fourth aspect, the 5th kind in the fourth aspect can In energy implementation, the processor is additionally operable to：Determine that each control information corresponding to TTI is relative to institute in one group of TTI The change information of common control information corresponding to one group of TTI is stated, the change information includes：The public control of each TTI Information or controls relative to the incremental control information of common control information corresponding to one group of TTI corresponding to each TTI The control information that information updates relative to common control information corresponding to one group of TTI；The transmitter, it is additionally operable to described Second network equipment sends in CCCH, and one group of TTI corresponding to one group of TTI and controlled corresponding to each TTI Channel, common control information corresponding to one group of TTI is carried in CCCH corresponding to one group of TTI, it is described Control information corresponding to each TTI is carried in control channel corresponding to each TTI respectively relative to described one group TTI pairs The change information for the common control information answered.
With reference to fourth aspect or the first to three kind of possible implementation of fourth aspect, the 6th kind in the fourth aspect can In energy implementation, one group of TTI includes the first TTI and at least one 2nd TTI, and the transmitter is additionally operable to：To institute The reference signal that second network equipment sends each TTI in one group of TTI is stated, wherein, the reference signal of the first TTI accounts for Resource size is more than or equal to the resource size that each 2nd TTI reference signal takes.
A kind of 5th aspect, there is provided network equipment, it is characterised in that the network equipment includes：
Receiving module, for receiving the transmission of first network equipment, with each TTI in one group of Transmission Time Interval TTI Corresponding to respectively, data channel, wherein, one group of TTI includes the first TTI and at least one 2nd TTI；Acquisition module, For obtaining the first process identification (PID) corresponding with the transmission block in the first TTI；Determining module, for entering according to described first Journey identifies, and determines at least one respective second process identification (PID)s of 2nd TTI；Generation module, for according to described one group The reception condition of data channel corresponding to TTI difference, generation response message corresponding with one group of TTI difference；Sending module, For each response message corresponding to TTI in one group of TTI to be sent into the first network equipment respectively.
In terms of the 5th, in the first possible implementation of the 5th aspect, the receiving module, including determine Submodule and receiving submodule, wherein：The determination sub-module, for obtaining the time domain scale information of one group of TTI, and root According to the time domain scale information, the first TTI and described at least one second included in one group of TTI is determined TTI；The receiving submodule, for receiving the first TTI and at least one each self-corresponding numbers of 2nd TTI respectively It is believed that road.
With reference to the first possible implementation of the 5th aspect, second of the 5th aspect may in implementation, The determination sub-module, is used for：The feelings for being N in the number for the TTI that time domain scale information instruction one group of TTI includes Under condition, it is determined that included TTI is the continuous N- after the first TTI and the first TTI in one group of TTI 1 the 2nd TTI；First TTI and last TTI time in the time domain scale information indicates one group of TTI In the case of interval, it is determined that included TTI is for the first TTI and after the first TTI in one group of TTI And all 2nd TTI in the time interval；Control corresponding to the first TTI is indicated in the time domain scale information In the case of the entry-into-force time scope of information, then according to corresponding to the first TTI control information entry-into-force time scope, it is determined that Included TTI for the first TTI and after the first TTI and is in the control information in one group of TTI Entry-into-force time in the range of all 2nd TTI；Public control corresponding to one group of TTI is indicated in the time domain scale information In the case of the entry-into-force time scope of information, then according to corresponding to one group of TTI common control information entry-into-force time model Enclose, determine in one group of TTI included TTI for the first TTI and after the first TTI and be in the public affairs All 2nd TTI in the range of the entry-into-force time of control information altogether.
With reference to the 5th aspect or the first to two kind of possible implementation of the 5th aspect, the third at the 5th aspect can In energy implementation, the acquisition module, it is used for：The default transmission block corresponding first with the first TTI is obtained to enter Journey identifies；Or the receiving module, control corresponding to the first TTI sent for receiving the first network equipment Channel, the acquisition module, for obtaining the first process identification (PID) carried in the control channel, first process identification (PID) is Process identification (PID) corresponding to transmission block in one group of TTI in the first TTI；Or the acquisition module, for passing through described one CCCH corresponding to group TTI, obtains the first process identification (PID), first process identification (PID) is first in one group of TTI Process identification (PID) corresponding to transmission block in TTI.
With reference to the 5th aspect, in the 4th kind of possible implementation of the 5th aspect, the acquisition module, for obtaining The TTI intervals N that default maximum is entered between number of passes, and the first TTI and the TTI of n-th the 2nd；The determining module, use In first process identification (PID) and the TTI intervals N sums, divided by the maximum are entered into number of passes, obtained remainder, it is defined as institute The TTI of n-th the 2nd the second process identification (PID) is stated, wherein, N is positive integer；Or the acquisition module, it is default for obtaining The TTI intervals P that maximum is entered between number of passes, and the first TTI and first the 2nd TTI；The determining module, for by institute The first process identification (PID) and the TTI intervals P sums are stated, divided by the maximum enters number of passes, obtained remainder, is defined as described first Individual 2nd TTI the second process identification (PID), wherein, P is positive integer；The acquisition module, for obtaining the of the TTI of n-th the 2nd Two process identification (PID)s, and N+1 the 2nd TTI and TTI of n-th the 2nd TTI intervals Q, the determining module, for inciting somebody to action The second process identification (PID) of the TTI of n-th the 2nd and the TTI intervals Q sums, divided by the maximum enter number of passes, and what is obtained is remaining Number, it is defined as the N+1 the 2nd TTI the second process identification (PID), wherein, N, Q are positive integer.
With reference to the 5th aspect the first possible implementation, the 5th aspect the 5th kind of possible implementation in, The acquisition module, is used for：Obtain default one group of TTI time domain scale information；Or the receiving module, it is used for Control channel corresponding to the first TTI that the first network equipment is sent is received, the acquisition module is described for obtaining The one group of TTI carried in control channel corresponding to first TTI time domain scale information；Or the acquisition module, it is used for Pass through CCCH corresponding to one group of TTI, acquisition one group of TTI time domain scale information.
With reference to the 5th aspect or the first to five kind of possible implementation of the 5th aspect, at the 6th kind of the 5th aspect In possible implementation, the receiving module, it is additionally operable to receive each in one group of TTI that the first network equipment is sent Control channel corresponding to TTI, wherein, carry in control channel corresponding to the first TTI and controlled corresponding to the first TTI Information, control information phase corresponding to each 2nd TTI is each carried respectively in control channel corresponding to the 2nd TTI For the change information of control information corresponding to the first TTI, the change information includes：The control letter of 2nd TTI Manner of breathing is for the incremental control information of control information corresponding to the first TTI, or control information phase corresponding to the 2nd TTI The control information updated for control information corresponding to the first TTI；The determining module, it is additionally operable to according to described first Control information corresponding to TTI and each change information corresponding to the 2nd TTI, determine that each 2nd TTI is corresponding respectively Control information；The determining module, the control information according to corresponding to each TTI in one group of TTI is additionally operable to, to described one Data channel corresponding to each TTI in group TTI, carries out the demodulation decoding of data channel, determines number corresponding to each TTI It is believed that the reception condition in road.
With reference to the 5th aspect or the first to five kind of possible implementation of the 5th aspect, the 7th kind at the 5th aspect can In energy implementation, the receiving module, it is additionally operable to receive public corresponding to one group of TTI that the first network equipment is sent Control channel altogether, and each control channel corresponding to TTI in one group of TTI, wherein, public control corresponding to one group of TTI Common control information corresponding to one group of TTI is carried in channel, is carried respectively in control channel corresponding to each TTI There is change information of the control information corresponding to each TTI relative to common control information corresponding to one group of TTI, it is described Change information includes：The common control information of each TTI relative to common control information corresponding to one group of TTI increasing Control information is measured, or control information corresponding to each TTI updates relative to common control information corresponding to one group of TTI Control information；The determining module, it is additionally operable to common control information and one group of TTI according to corresponding to one group of TTI In change information corresponding to each TTI, determine control information corresponding to each TTI respectively；The determining module, is additionally operable to According to control information corresponding to each TTI in one group of TTI, to each data channel corresponding to TTI in one group of TTI, The demodulation decoding of data channel is carried out, determines the reception condition of data channel corresponding to each TTI.
With reference to the 5th aspect or the first to five kind of possible implementation of the 5th aspect, the 8th kind at the 5th aspect can In energy implementation, the receiving module, it is additionally operable to receive each in one group of TTI that the first network equipment is sent TTI reference signal, wherein, the resource size that the reference signal of the first TTI takes is more than or equal to each 2nd TTI Reference signal take resource size；The network equipment also includes：Estimation module, for for the first TTI, according to The reference signal of first TTI carries out channel estimation to the first TTI；The estimation module, for for described second Any TTI in TTI, according in the reference signal of any TTI, and one group of TTI before any TTI Each TTI reference signal in all or part of reference signal, channel estimation is carried out to any TTI；The determination mould Block, control information and corresponding channel estimation results according to corresponding to each TTI in one group of TTI are additionally operable to, to described Each data channel corresponding to TTI in one group of TTI, the demodulation decoding of data channel is carried out, determined corresponding to each TTI The reception condition of data channel.
With reference to the 5th aspect or the first to eight kind of possible implementation of the 5th aspect, the 9th kind at the 5th aspect can In energy implementation, the sending module, in last TTI in one group of TTI or outside one group of TTI A TTI in, by control channel, respectively by each response message corresponding to TTI in one group of TTI, be sent to described First network equipment.
With reference to the 5th aspect or the first to nine kind of possible implementation of the 5th aspect, the tenth kind at the 5th aspect can In energy implementation, the sending module, it is additionally operable in a TTI in the first TTI or before one group of TTI, By control channel, send to dispatch corresponding to each TTI data channel in one group of TTI to the first network equipment and believe Breath.
6th aspect, there is provided a kind of network equipment, the network equipment include：
Sending module, for sending each TTI in one group of TTI for corresponding to second network equipment to second network equipment Data channel；Receiving module, fed back for receiving second network equipment according to the reception condition of the data channel One group of TTI in response message corresponding to each TTI；Processing module, for according to the response message received, being mixed Close HARQ HARQ processing.
With reference to the 6th aspect, in the first possible implementation of the 6th aspect, one group of TTI includes first TTI and at least one 2nd TTI；The transmission block of the first TTI is carried in control channel corresponding to first TTI Process identification (PID), the process identification (PID) of transmission block is not carried in control channel corresponding to the 2nd TTI each；Or described one group Carry the process identification (PID) of the transmission block of the first TTI in CCCH corresponding to TTI, it is each in one group of TTI The process identification (PID) of transmission block is not carried in control channel corresponding to TTI.
With reference to the 6th aspect, in second of possible implementation of the 6th aspect, the network equipment also includes：Really Cover half block, for determining the time domain scale information of one group of TTI；The sending module, it is additionally operable to set to second network Preparation send the control channel of each TTI in one group of TTI, and described one is carried in control channel corresponding to the first TTI Group TTI time domain scale information；Or the sending module, it is additionally operable to send one group of TTI to second network equipment Corresponding CCCH, the time domain scale information of one group of TTI is carried in the CCCH.
With reference to the 6th aspect second may implementation, the 6th aspect the third possible implementation in, The time domain scale information of one group of TTI is：In one group of TTI in TTI number, or one group of TTI first TTI with The entry-into-force time scope of control information corresponding to first TTI in last TTI time interval, or one group of TTI, or institute State the entry-into-force time scope of common control information corresponding to one group of TTI.
With reference to the 6th aspect or the first to three kind of possible implementation of the 6th aspect, the 4th kind at the 6th aspect can Can be in implementation, one group of TTI includes the first TTI and at least one 2nd TTI, the determining module, is additionally operable to point Not Que Ding each control information corresponding to the 2nd TTI relative to control information corresponding to the first TTI change information, Wherein, the change information includes：Control information corresponding to 2nd TTI is believed relative to control corresponding to the first TTI The incremental control information of breath, or control information corresponding to the 2nd TTI relative to control information corresponding to the first TTI more New control information；
The sending module, it is additionally operable to send control corresponding to each TTI in one group of TTI to second network equipment Channel processed, control information corresponding to the first TTI is carried in control channel corresponding to the first TTI, each described the Change information corresponding to each 2nd TTI is carried in control channel corresponding to two TTI respectively.
With reference to the 6th aspect or the first to three kind of possible implementation of the 6th aspect, the 5th kind at the 6th aspect can Can be in implementation, the determining module, be additionally operable to determine in one group of TTI each control information corresponding to TTI relative to The change information of common control information, the change information include corresponding to one group of TTI：The public control of each TTI Information processed or is controlled relative to the incremental control information of common control information corresponding to one group of TTI corresponding to each TTI The control information that information processed updates relative to common control information corresponding to one group of TTI；The sending module, be additionally operable to Second network equipment is sent in CCCH, and one group of TTI corresponding to one group of TTI corresponding to each TTI Control channel, common control information corresponding to one group of TTI is carried in CCCH corresponding to one group of TTI, Control information corresponding to each TTI is carried in control channel corresponding to each TTI respectively relative to described one group The change information of common control information corresponding to TTI.
With reference to the 6th aspect or the first to three kind of possible implementation of the 6th aspect, the 6th kind at the 6th aspect can In energy implementation, one group of TTI includes the first TTI and at least one 2nd TTI, the sending module, is additionally operable to：To Second network equipment sends the reference signal of each TTI in one group of TTI, wherein, the reference signal of the first TTI The resource size of occupancy is more than or equal to the resource size that each 2nd TTI reference signal takes.
7th aspect, there is provided a kind of system of data transfer, the system include first network equipment and the second network Equipment, wherein：
The first network equipment, for sending one group of corresponding second network equipment to second network equipment Each TTI data channel in TTI；Second network equipment is received to be fed back according to the reception condition of the data channel Each response message corresponding to TTI in one group of TTI；According to the response message received, hybrid automatic repeat-request is carried out HARQ processing；Second network equipment, for receiving the first network equipment transmission, with one group of Transmission Time Interval Corresponding to each TTI difference in TTI, data channel, wherein, one group of TTI includes the first TTI and at least one second TTI；The first process identification (PID) corresponding with the transmission block in the first TTI is obtained, and according to first process identification (PID), it is determined that At least one respective second process identification (PID)s of 2nd TTI；According to one group of TTI, corresponding data channel connects respectively Receipts situation, generation response message corresponding with one group of TTI difference；It will be answered respectively corresponding to each TTI in one group of TTI Answer information and be sent to the first network equipment.
The beneficial effect that technical scheme provided in an embodiment of the present invention is brought is：
In the embodiment of the present invention, second network equipment receives what first network equipment was sent, with one group of Transmission Time Interval Corresponding to each TTI difference in TTI, data channel, wherein, one group of TTI includes the first TTI and at least one 2nd TTI, The first process identification (PID) corresponding with the transmission block in the first TTI is obtained, and according to the first process identification (PID), determines at least one second Respective second process identification (PID)s of TTI, according to the reception condition to data channel corresponding to one group of TTI difference, generation and one group of TTI Response message corresponding to respectively, is sent to first network equipment by each response message corresponding to TTI in one group of TTI respectively.This Sample, when first network equipment transmits one group of TTI data to second network equipment, it is not necessary to carry each TTI transmission block Process identification (PID), so as to which substantial amounts of transfer resource can be saved.
It should be appreciated that the general description and following detailed description of the above are only exemplary and explanatory, not The disclosure can be limited.
Brief description of the drawings
Technical scheme in order to illustrate the embodiments of the present invention more clearly, make required in being described below to embodiment Accompanying drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the present invention, for For those of ordinary skill in the art, on the premise of not paying creative work, other can also be obtained according to these accompanying drawings Accompanying drawing.
Fig. 1 (a) is a kind of system framework schematic diagram provided in an embodiment of the present invention；
Fig. 1 (b) is a kind of system framework schematic diagram provided in an embodiment of the present invention；
Fig. 2 is a kind of structural representation of second network equipment provided in an embodiment of the present invention；
Fig. 3 is a kind of structural representation of first network equipment provided in an embodiment of the present invention；
Fig. 4 is a kind of flow chart of the method for data transfer provided in an embodiment of the present invention；
Fig. 5 is a kind of FDD downlink transfers schematic diagram provided in an embodiment of the present invention；
Fig. 6 is a kind of TDD downlink transfers schematic diagram provided in an embodiment of the present invention；
Fig. 7 (a) is the signal of TDD downstream feedbacks hybrid automatic repeat-request response message provided in an embodiment of the present invention Figure；
Fig. 7 (b) is the signal of TDD uplink feedbacks hybrid automatic repeat-request response message provided in an embodiment of the present invention Figure；
Fig. 8 (a) is the signal of TDD downstream feedbacks hybrid automatic repeat-request response message provided in an embodiment of the present invention Figure；
Fig. 8 (b) is the signal of TDD uplink feedbacks hybrid automatic repeat-request response message provided in an embodiment of the present invention Figure；
Fig. 9 is a kind of flow chart for transmitting control information provided in an embodiment of the present invention；
Figure 10 is a kind of flow chart for transmitting control information provided in an embodiment of the present invention；
Figure 11 is a kind of FDD downlink transfers common control information schematic diagram provided in an embodiment of the present invention；
Figure 12 is a kind of TDD downlink transfers common control information schematic diagram provided in an embodiment of the present invention；
Figure 13 is the flow chart of transmission of reference signals provided in an embodiment of the present invention；
Figure 14 is the flow chart of transmission of reference signals provided in an embodiment of the present invention；
Figure 15, which is that TDD provided in an embodiment of the present invention is up, sends schedule information schematic diagram；
Figure 16 is the structural representation of second network equipment provided in an embodiment of the present invention；
Figure 17 is the structural representation of second network equipment provided in an embodiment of the present invention；
Figure 18 is the structural representation of second network equipment provided in an embodiment of the present invention；
Figure 19 is the structural representation of first network equipment provided in an embodiment of the present invention
Figure 20 is the structural representation of first network equipment provided in an embodiment of the present invention.
Embodiment
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with accompanying drawing to embodiment party of the present invention Formula is described in further detail.
The embodiments of the invention provide a kind of method of data transfer, this method can be by first network equipment and the second net Network equipment is realized jointly.Wherein, first network equipment and second network equipment can be terminal or base station, the first net When network equipment is base station, second network equipment can be terminal, and when first network equipment is terminal, second network equipment can be Base station.Terminal be 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., for example, terminal can be mobile phone, have mobile terminal Computer etc., for example, terminal can also be portable, pocket, hand-held, built-in computer or vehicle-mounted mobile dress Put, they exchange language and/or data with wireless access network.Base station can be the base station (Base in GSM or CDMA Transceiver Station, referred to as " BTS ") or the base station (NodeB, referred to as " NB ") in WCDMA, may be used also To be the evolved base station (Evolutional Node B, referred to as " eNB or e-NodeB ") in LTE.First network equipment can To send the data channel of each TTI in one group of TTI to second network equipment, second network equipment can receive first network and set What preparation was sent, data channel corresponding with each TTI difference in one group of Transmission Time Interval TTI, wherein, one group of TTI includes First TTI and at least one 2nd TTI；Second network equipment can obtain and the transmission block corresponding first in the first TTI Process identification (PID), and according to the first process identification (PID), at least one respective second process identification (PID)s of 2nd TTI are determined, then according to right The reception condition of data channel corresponding to one group of TTI difference, generation response message corresponding with one group of TTI difference, first network Equipment receives response corresponding to each TTI in one group of TTI that second network equipment feeds back according to the reception condition of data channel Information, and according to the response message received, carry out hybrid automatic repeat-request HARQ processing.As shown in Fig. 1 (a), 1 (b), figure 1 (a) represents that downlink transfer, that is, base station represent to terminal transmission data information, Fig. 1 (b), uplink, that is, terminal To base station transmitting data information.
Second network equipment can include receiver 210, processor 220, transmitter 230, receiver 210, transmitter 230 It can be connected respectively with processor 220, as shown in Figure 2.Receiver 210 can be used for receiving message or data, and receiver 210 can To include but is not limited to antenna, at least one amplifier, tuner, one or more oscillators, coupler, LNA (Low Noise Amplifier, low-noise amplifier), duplexer etc..Processor 220 can be the control centre of second network equipment, Utilize the various pieces of whole second network equipment of various interfaces and connection, such as receiver 210 and transmitter 230. In the present invention, processor 220 is determined for the relevant treatment of the process identification (PID) of transmission block in one group of TTI, optionally, place Reason device 220 can include one or more processing units；Preferably, processor 220 can integrate application processor and modulation /demodulation Processor, wherein, application processor mainly handles operating system, and modem processor mainly handles radio communication, processor 220 can also be digital signal processor, application specific integrated circuit, field programmable gate array or other PLDs Deng.
First network equipment can include processor 310, transmitter 320, receiver 330, transmitter 320, receiver 330 It can be connected respectively with processor 310, as shown in Figure 3.Receiver 330 can be used for receiving message or data, and receiver 330 can To include but is not limited to antenna, at least one amplifier, tuner, one or more oscillators, coupler, LNA (Low Noise Amplifier, low-noise amplifier), duplexer etc..In the present invention, processor 310 can be used for for terminal scheduling One group of TTI relevant treatment, or one group of TTI of corresponding second network equipment is determined, processor 310 can include one or more Individual processing unit；Processor 310 can be general processor, including central processing unit (Central Processing Unit, Abbreviation CPU), network processing unit (Network Processor, abbreviation NP) etc.；Can also be digital signal processor (DSP), Application specific integrated circuit (ASIC), field programmable gate array (FPGA) or other PLDs etc..Specifically, program Program code can be included, program code includes computer-managed instruction.
The technical scheme of the embodiment of the present invention can apply to various communication systems, such as：Long Term Evolution (Long Term Evolution, referred to as " LTE ") system, LTE FDDs (Frequency Division Duplex, referred to as " FDD ") System, LTE time division duplexs (Time Division Duplex, referred to as " TDD "), UMTS (Universal Mobile Telecommunication System, referred to as " UMTS "), and other application orthogonal frequency (OFDM) technology Wireless communication system etc..
For the ease of the understanding to the embodiment of the present invention, introduce first below the present embodiments relate to basic conception. It is introduced by taking LTE system as an example, but this does not imply that the embodiment of the present invention is only applicable to LTE system, in fact, any logical Scheme provided in an embodiment of the present invention can be used by crossing the wireless communication system that scheduling carries out data transmission.
First, data channel
Data channel can be used for carrying data message, and the data channel can be uplink data channels or downlink data letter Road.
2nd, control channel
Control channel (CCH) can be used for carrying control information, and control channel can be broadcast channel (BCCH), public control Channel (CCCH) processed and DCCH (DCCH), control channel is DCCH in this embodiment of the invention.
3rd, reference signal
Reference signal (Reference Signal, RS) is used for physical layer, does not carry data message, such as up Demodulated reference signal (Demodulation Reference Signal, DMRS), detection reference signal (Sounding Reference signal, SRS), for descending cell specific reference signal (Cell-specific Reference Signal, CRS), for descending terminal specific reference signals (UE-specific Reference Signal, URS) or use In descending group specific reference signals (Group-specific Reference Signal, GRS).
As shown in figure 4, the embodiment of the present invention is base station with first network equipment, second network equipment is carried out exemplified by terminal Describe in detail, the handling process of this method can include the steps：
In step 401, first network equipment sends every in one group of TTI for corresponding to second network equipment to second network equipment Individual TTI data channel.
In force, when one group of TTI of first network equipment scheduling is to second network equipment transmission data, first network equipment One group of TTI of second network equipment scheduling can be defined as, can include multiple TTI in one group of TTI, this multiple TTI can with when It is continuous on domain, can also be discontinuous in time domain, this multiple TTI is to be mutually related, and the control information as corresponding to each TTI has phase Same part, first network equipment can send the data channel of each TTI in the one group of TTI determined to second network equipment, Data corresponding to being carried in each TTI data channel, in addition, first network equipment can correspond in every group of TTI the first TTI Control information in, carry indicate the TTI be the first TTI mark.
In step 402, second network equipment receives what first network equipment was sent, and in one group of Transmission Time Interval TTI Each TTI respectively corresponding to, data channel, wherein, one group of TTI includes the first TTI and at least one 2nd TTI.
Wherein, one group of TTI includes the first TTI, and at least one 2nd TTI, the first TTI are first in one group of TTI Individual TTI, the 2nd TTI are other TTI in addition to the first TTI in one group of TTI.
In force, second network equipment can check the mark of the network equipment corresponding to each TTI, if some TTI In the network equipment mark be second network equipment mark, then the data channel of the TTI is received, if in some TTI The mark of the network equipment is not the mark of second network equipment, then does not receive the data channel of the TTI.So, the second network is set It is standby can receive in one group of TTI each TTI respectively corresponding to data channel, carry in the data channel first network equipment to The data of second network equipment transmission.
Optionally, second network equipment can according to corresponding to one group of TTI time domain scale, determine each in one group of TTI TTI, the processing of corresponding step 402 can be as follows：
Second network equipment obtains one group of TTI time domain scale information, and according to time domain scale information, determines one group of TTI In the first included TTI and at least one 2nd TTI；
The first TTI and at least one each self-corresponding data channels of 2nd TTI are received respectively.
Wherein, time domain scale information is for the direct or indirect information for reflecting the scopes of one group of TTI in the time domain, time domain Range information can be the number of TTI in one group of TTI, that is, be included in one group of TTI first in how many individual TTI, or one group of TTI Individual TTI and last TTI time interval, that is, first TTI is received in one group of TTI with receiving last TTI's The entry-into-force time scope of control information corresponding to first TTI in time interval, or one group of TTI, or public control corresponding to one group of TTI The entry-into-force time scope of information processed, specific explanations are described in detail later.
In force, second network equipment can obtain one group of TTI time domain scale information and (obtain time domain scale information Method is described in detail later), then according to one group of TTI time domain scale information, determine each 2nd TTI in one group of TTI. Second network equipment can receive the first TTI of first network equipment transmission, and each 2nd TTI respectively.
Optionally, the method for obtaining time domain scale information has various ways, several feasible modes given below：
Mode one, second network equipment obtain default one group of TTI time domain scale information.
In force, technical staff can preset first network equipment for second network equipment scheduling one group of TTI when Domain range information, and store into first network equipment and second network equipment, second network equipment, which receives, corresponds to itself One group of TTI in the first TTI data channel after, second network equipment can obtain default every group of TTI time domain scale letter Breath.
Mode two, second network equipment receive control channel corresponding to the first TTI that first network equipment is sent, and obtain the The one group of TTI carried in control channel corresponding to one TTI time domain scale information.
In force, when first network equipment dispatches one group of TTI for second network equipment every time, first network equipment can be with Time domain scale information is carried in control channel corresponding to the first TTI in one group of TTI.Second network equipment receives one group of TTI In after control channel corresponding to the first TTI, the time domain scale information carried in control channel corresponding to the first TTI can be obtained, And as this group of TTI time domain scale information.
Mode three, second network equipment pass through CCCH corresponding to one group of TTI, one group of TTI of acquisition time domain model Enclose information.
In force, when first network equipment dispatches one group of TTI for second network equipment every time, first network equipment can To carry one group of TTI time domain scale information in CCCH corresponding to one group of TTI.Second network equipment receives one After CCCH corresponding to group TTI, the time domain scale letter carried in CCCH corresponding to one group of TTI can be obtained Breath, and as this group of TTI time domain scale information.
In addition, for aforesaid way two, two kinds of situations of mode three, first network equipment can also be only for the second network Every group of TTI time domain scale information is carried in first group of TTI of equipment scheduling in control channel corresponding to first TTI, when second The network equipment gets the time domain scale information that control channel corresponding to the first TTI carries in first group of TTI, can be by the time domain Time domain scale information of the range information as every group of TTI that first network equipment is second network equipment scheduling, first network Equipment no longer carries one group in the every group of TTI next dispatched for second network equipment in control channel corresponding to the first TTI TTI time domain scale information.Or first network equipment can also be only in first group TTI pairs dispatched for second network equipment Every group of TTI time domain scale information is carried in the CCCH answered, is obtained when second network equipment and gets first group TTI pairs The time domain scale information that the CCCH answered carries, can using the time domain scale information as first network equipment be this Next every group of TTI of two network equipments scheduling time domain scale information, first network equipment are being dispatched for second network equipment Every group of TTI corresponding to one group of TTI time domain scale information is no longer carried in CCCH.
Optionally, the first TTI and at least one second in one group of TTI is determined according to one group of TTI time domain scale information TTI, any one in situations below can be included：
In the case where the number for the TTI that one group of TTI of time domain scale information instruction includes is N, it is determined that in one group of TTI Included TTI is continuous N-1 the 2nd TTI after the first TTI and the first TTI；
The situation of first TTI and last TTI time interval in time domain scale information indicates one group of TTI Under, it is determined that included TTI is the first TTI and after the first TTI and is in all in time interval in one group of TTI 2nd TTI；
In the case where time domain scale information indicates the entry-into-force time scope of control information corresponding to the first TTI, then basis The entry-into-force time scope of control information corresponding to first TTI, determine in one group of TTI included TTI for the first TTI and the All 2nd TTI after one TTI and in the range of the entry-into-force time in control information；
In the case where time domain scale information indicates the entry-into-force time scope of common control information corresponding to one group of TTI, then According to the entry-into-force time scope of common control information corresponding to one group of TTI, determine that TTI included in one group of TTI is the first TTI And all 2nd TTI after the first TTI and in the range of the entry-into-force time in common control information.
In force, time domain scale information can be the number of TTI in one group of TTI, and second network equipment can obtain one Group TTI number N, second network equipment receive N-1 TTI again it is determined that in one group of TTI after the first TTI, this N-1 TTI is all 2nd TTI in addition to the first TTI in this group of TTI.
Or time domain scale information can be the time interval of first TTI and last TTI in one group of TTI, second The network equipment can obtain the time interval of first TTI and last TTI in first TTI, corresponding in the time interval Time range in, except the first TTI, second network equipment receives the TTI of corresponding own schedule, except the in as one group of TTI All 2nd TTI outside one TTI.
Or time domain scale information can be the entry-into-force time scope of control information corresponding to the first TTI, the second network is set The standby entry-into-force time scope that can obtain control information corresponding to the first TTI, in the range of the entry-into-force time, except the first TTI, the Two network equipments receive the TTI that first network equipment is its scheduling, in as one group of TTI in addition to the first TTI all the Two TTI.For example, control information entry-into-force time scope corresponding to the first TTI is 10 minutes, then second network equipment is from receiving the One TTI data channel starts timing, and the TTI received in 10 minutes is all second in addition to the first TTI in one group of TTI TTI。
Or time domain scale information can be the entry-into-force time scope of common control information corresponding to one group of TTI, the second net Network equipment can obtain the entry-into-force time scope of common control information corresponding to one group of TTI, in the range of the entry-into-force time, except One TTI, second network equipment, which receives, corresponds to the TTI of itself, all TTI in as one group of TTI in addition to the first TTI.Example Such as, control information entry-into-force time scope corresponding to one group of TTI is 10 minutes, then second network equipment is from receiving the first TTI's Data channel starts timing, and the TTI received in 10 minutes is all TTI in one group of TTI, both including the first TTI, is also included At least one 2nd TTI.
In step 403, second network equipment obtains the first process identification (PID) corresponding with the transmission block in the first TTI, and root According to the first process identification (PID), at least one respective second process identification (PID)s of 2nd TTI are determined.
Wherein, the first process identification (PID) is process identification (PID) corresponding to the transmission block in one group of TTI in the first TTI.
In force, second network equipment parses in some TTI received control information and indicates that the TTI is First TTI mark, it is determined that the TTI is the first TTI, and then second network equipment can obtain the transmission block in the first TTI Corresponding first process identification (PID), in subsequently received each two TTI, it may be determined that respective second process identification (PID)s of the 2nd TTI, Determine that the process of the first process identification (PID) and the second process identification (PID) is described in detail later.
Optionally, the mode that second network equipment obtains the first process identification (PID) corresponding with the transmission block in the first TTI has It is a variety of, three kinds of optional modes have been given below：
Mode one, second network equipment obtain default the first process identification (PID) corresponding with transmission block in the first TTI.
In force, technical staff can be preset first in every group of TTI in first network equipment and second network equipment First process identification (PID) corresponding to transmission block in TTI, and store into first network equipment and second network equipment, for example, It is 0 that the first process identification (PID) corresponding to the transmission block in every group of TTI in the first TTI, which can be preset, and stores to first network and set In standby and second network equipment, when second network equipment or second network equipment receive the data letter of the first TTI in one group of TTI During road, it may be determined that the first process identification (PID) corresponding to the transmission block in the first TTI is 0.
Mode two, second network equipment receive control channel corresponding to the first TTI that first network equipment is sent, and obtain control The first process identification (PID) carried in channel processed, the first process identification (PID) are processes corresponding to transmission block in one group of TTI in the first TTI Mark.
In force, it is every in one group of TTI when one group of TTI of first network equipment scheduling is to second network equipment transmission data Individual TTI corresponds to control channel, and control information can be carried in control channel, resource allocation information can be included in control information With modulation coding mode etc., the transmission in the first TTI can also be carried in every group of TTI in control channel corresponding to the first TTI First process identification (PID) corresponding to block.Second network equipment can receive control channel corresponding to the first TTI, be taken in the control channel The first process identification (PID) with the transmission block in the first TTI, second network equipment are obtained in the first TTI from the control channel Transmission block the first process identification (PID).
Mode three, second network equipment obtain the first process identification (PID) by CCCH corresponding to one group of TTI, the One process identification (PID) is process identification (PID) corresponding to transmission block in one group of TTI in the first TTI.
In force, one group of TTI of first network equipment scheduling to second network equipment transmit data when, every group of TTI can be with A CCCH is corresponding with, CCCH corresponding to one group of TTI can be before one group of TTI, or the first TTI In, it is transmitted from first network equipment to second network equipment.First network equipment can carry in CCCH First process identification (PID) corresponding to transmission block in first TTI.Second network equipment can receive public control corresponding to one group of TTI Channel, the first process identification (PID) corresponding to the transmission block in this group of TTI in the first TTI is carried in the CCCH.Second The network equipment can also receive first network equipment as common control channel corresponding to one group of TTI of second network equipment scheduling Road, the first process identification (PID) corresponding to the transmission block in the first TTI of carrying is then obtained from the CCCH.
Optionally, according to the first process identification (PID), the mode of at least one respective second process identification (PID)s of 2nd TTI is determined There are a variety of, two kinds of several feasible modes given below：
Mode one, obtain the TTI intervals N that default maximum is entered between number of passes, and the first TTI and the TTI of n-th the 2nd； Number of passes is entered into first process identification (PID) and TTI intervals N sums, divided by maximum, obtained remainder, are defined as the of the TTI of n-th the 2nd Two process identification (PID)s, wherein, N is positive integer.
In force, technical staff can preset maximum and enter number of passes, and store to first network equipment and the second network In equipment.Second network equipment receives the TTI of n-th the 2nd data channel, can obtain the maximum prestored and enter number of passes, And by the time interval of the time for receiving the first TTI and the time for receiving the TTI of n-th the 2nd, divided by a TTI, obtain Business, be defined as TTI between the 2nd TTI and the first TTI at intervals of N, then by the first process identification (PID) and TTI intervals N it With, divided by maximum enters number of passes, obtained remainder, is then the TTI of n-th the 2nd the second process identification (PID).For example, default maximum is entered Number of passes is 3, and the first process identification (PID) is 0, the time of the time for receiving the first TTI and the time for receiving second the 2nd TTI At intervals of 30ms, divided by a TTI (10ms), obtained business is 3, the TTI intervals N between the first TTI and second the 2nd TTI For 3, the first process identification (PID) 0 is added with TTI intervals 3, obtains 3, divided by maximum enters number of passes 3, and obtained remainder is 0, then, the Two the 2nd TTI the second process identification (PID) is 0.
For example, as shown in figure 5, for FDD system, the corresponding transmission block of a TTI, a RTT (Round trip Time, winding time) in include two TTI (so that process identification (PID) is 0, process identification (PID) is 1 as an example), maximum enters number of passes for 2, first The network equipment is to include 4 TTI in second network equipment scheduling, one group of TTI, and second network equipment gets the first TTI transmission The process identification (PID) of block is 0, after first the 2nd TTI data channel is received, can according to the first TTI process identification (PID) 0, Maximum enters number of passes, TTI intervals, and the process identification (PID) for calculating the transmission block for determining first the 2nd TTI is 1, is receiving second After 2nd TTI data channel, number of passes, TTI intervals can be entered according to the first TTI process identification (PID) 0, maximum, calculate and determine the The process identification (PID) of two the 2nd TTI transmission block is 0, and the rest may be inferred, determines the process identification (PID) of the 2nd TTI in one group of TTI.
Mode two, obtain the TTI intervals P that default maximum is entered between number of passes, and the first TTI and first the 2nd TTI； Number of passes is entered into first process identification (PID) and TTI intervals P sums, divided by maximum, obtained remainder, are defined as first the 2nd TTI's Second process identification (PID), wherein, P is positive integer；
Obtain the TTI of n-th the 2nd the second process identification (PID), and N+1 the 2nd TTI and TTI of n-th the 2nd TTI Q is spaced, number of passes is entered into the TTI of n-th the 2nd the second process identification (PID) and TTI intervals Q sums, divided by maximum, obtained remainder, really It is set to N+1 the 2nd TTI the second process identification (PID), wherein, N, Q are positive integer.
In force, technical staff can preset maximum and enter number of passes, and store to first network equipment and the second network In equipment.Second network equipment can obtain default maximum process when receiving first the 2nd TTI data channel Number, and by the time interval of the time for receiving the first TTI and time for receiving first the 2nd TTI, divided by a TTI, Obtained business, the TTI intervals P being defined as between the first TTI and first the 2nd TTI, then by TTI intervals P and the first process Sum is identified, divided by default maximum enters number of passes, obtained remainder, is first the 2nd TTI the second process identification (PID).
Second network equipment has been received by n-th second before N+1 the 2nd TTI data channel is received TTI data channel, second network equipment it is determined that N+1 the 2nd TTI the second process identification (PID) when, can obtain and deposit in advance The maximum of storage enters number of passes, and obtains the TTI of n-th the 2nd determined before the second process identification (PID), then will receive n-th second The time interval of TTI time and the N+1 TTI time, divided by a TTI, obtained business, are defined as the TTI of n-th the 2nd With N+1 the 2nd TTI TTI intervals Q, by the TTI of n-th the 2nd the second process identification (PID) and TTI intervals Q sums, divided by advance If maximum enter number of passes, obtained remainder is N+1 the 2nd TTI the second process identification (PID).For example, default maximum enters number of passes For 4, the time interval between the 3rd the 2nd TTI and the 4th the 2nd TTI is 30ms, and a TTI is 10ms, then the 3rd Time interval between 2nd TTI and the 4th the 2nd TTI is 3 TTI, and the 3rd the 2nd TTI the second process identification (PID) For 3, then the 4th the 2nd TTI the second process identification (PID) is 2.
For example, as shown in fig. 6, for TDD system, the corresponding transmission block of a TTI, a RTT (Round trip Time, winding time) in include two TTI (so that process identification (PID) is 0, process identification (PID) is 1 as an example), maximum enters number of passes for 2, first The network equipment is to include 3 TTI in second network equipment scheduling, one group of TTI, and second network equipment gets the first TTI transmission The process identification (PID) of block is 0, after first the 2nd TTI data channel is received, it may be determined that first the 2nd TTI transmission The process identification (PID) of block is 1, can be according to the second of first the 2nd TTI after second the 2nd TTI data channel is received After process identification (PID) 1 is added with TTI intervals 1, divided by maximum enters number of passes 2, remainder 0, the process of second the 2nd TTI transmission block 0 is identified as, the rest may be inferred, determines the process identification (PID) of the 2nd TTI in one group of TTI.
In step 404, second network equipment is according to the reception condition to data channel corresponding to one group of TTI difference, generation Response message corresponding with one group of TTI difference.
In force, second network equipment for receive each TTI in one group of TTI respectively corresponding to data channel, Data channel can be demodulated and be handled with decoding, determine whether data channel correctly can demodulate or decode.If certain Data channel can be demodulated correctly corresponding to individual TTI, and correct decoding, it is determined that response message corresponding to the TTI is ACK, such as Data channel corresponding to some TTI of fruit can not be demodulated correctly, or be unable to correct decoding, it is determined that response corresponding to the TTI is believed Cease for NACK, be so assured that in one group of TTI each TTI respectively corresponding to response message.
In step 405, each response message corresponding to TTI in one group of TTI is sent to first by second network equipment respectively The network equipment.
In force, for FDD (Frequency Division Duplexing, FDD), included in one group of TTI First TTI and at least one 2nd TTI, second network equipment are receiving the first TTI data channel, and determine Response message corresponding to one TTI, the first TTI response message can be sent to first network equipment, while can be received One the 2nd TTI, first the 2nd TTI response message is determined, then send first the 2nd TTI pairs to first network equipment The response message answered, the rest may be inferred, and each response message corresponding to TTI in one group of TTI is sent into first network equipment.
For TDD (Time Division Duplexing, time division duplex), comprising the first TTI and extremely in one group of TTI Few 2nd TTI, second network equipment are receiving the first TTI data channel, and determine to answer corresponding to the first TTI Information is answered, downlink transfer can be switched to uplink by second network equipment, to TTI pairs of first network equipment transmission the first The response message answered., can be by up biography when second network equipment receives first two TTI that first network equipment is sent It is defeated, downlink transfer is switched to, receives first the 2nd TTI data channel, determines first the 2nd TTI response message, so Downlink transfer is switched to uplink by second network equipment afterwards, is sent to first network equipment corresponding to first the 2nd TTI Response message.The rest may be inferred, and each response message corresponding to TTI in one group of TTI is sent into first network equipment.
Optionally, for TDD, the side for feeding back response message corresponding to each TTI data message in one group of TTI is additionally provided Method, accordingly, the processing of step 405 can be as follows：
In a TTI in last TTI in one group of TTI or outside one group of TTI, pass through control channel, difference By each response message corresponding to TTI in one group of TTI, first network equipment is sent to.
In force, first network equipment transmits data to second network equipment, and second network equipment is receiving one group In TTI after first TTI, it can be determined according to time domain scale information in one group of TTI, whole TTI data channel is whole Receive, then can obtain response message corresponding to each TTI, second network equipment can be by any one after this group of TTI Individual TTI, feed back response message corresponding to each TTI in one group of TTI to first network equipment, can so reduce downlink transfer with The handover overhead of uplink.But in order to reduce data buffer storage, second network equipment can be in first after one group of TTI Individual TTI feeds back each response message corresponding to TTI in this group of TTI to first network equipment.For example, such as Fig. 7 (a), 7 (b) institute Show, first network equipment is to include 2 TTI in second network equipment scheduling, one group of TTI, and second network equipment can receive After one group of TTI the first TTI, after continuing to the 2nd TTI of the first network equipment for the scheduling of second network equipment, second The network equipment can feed back response message corresponding to two TTI in this group of TTI by a TTI to first network equipment, its In, Fig. 7 (a), 7 (b) represent TDD downlink transfers and TDD uplink respectively.
Or second the network equipment can also in one group of TTI in last TTI, to first network equipment feedback one Response message corresponding to each TTI in group TTI, that is to say, that include N number of TTI in one group of TTI, first TTI to N-1 individual the Two TTI are downlink transfer, and the TTI of n-th the 2nd switches to uplink after the complete data channel of downlink transfer, so, the second net Network equipment need not often receive a TTI, and downlink transfer just is switched into uplink, so as to reduce downlink transfer with it is upper The handover overhead of row transmission.For example, first network equipment is that two TTI are included in second network equipment scheduling, one group of TTI, second Downlink transfer can be switched to uplink by the network equipment after the 2nd TTI data channel in receiving one group of TTI, to First network equipment feeds back response message corresponding to the two TTI in one group of TTI, wherein, Fig. 8 (a), 8 (b) represent TDD respectively Downlink transfer and TDD uplink.
In step 406, first network equipment receives second network equipment and fed back according to the reception condition of data channel Each response message corresponding to TTI in one group of TTI.
In step 407, first network equipment is carried out at hybrid automatic repeat-request HARQ according to the response message received Reason.
In force,, can be under if the response message that first network equipment receives is ACK for some TTI Corresponding to the secondary transmission TTI process identification (PID) during transmission block, new data is transmitted on the transmission block, second network equipment can enter The processing of row step 402~step 405.
For some TTI, if the response message that first network equipment receives is NACK, obtain corresponding to the TTI Maximum retransmission, if not less than maximum retransmission, transmission corresponding to the process identification (PID) of the TTI can be transmitted in next time During block, data corresponding to the TTI are transmitted again on the transmission block, second network equipment receives last time feedback NACK response letter Corresponding to the process identification (PID) of breath during TTI, the data in two TTI data channel corresponding to the process identification (PID) can be closed And then carry out the processing of step 404~step 405.
In the embodiment of the present invention, transmission control information is additionally provided, and determine that one group of TTI is right respectively according to control information The method of the reception condition for the data channel answered, as shown in figure 9, corresponding processing can be as follows：
In step 901, first network equipment determines that control information is relative to the first TTI corresponding to each 2nd TTI respectively The change information of corresponding control information.
Wherein, change information includes：Control information is relative to control information corresponding to the first TTI corresponding to 2nd TTI Incremental control information, or the control that control information corresponding to the 2nd TTI updates relative to control information corresponding to the first TTI are believed Breath.For example, control information corresponding to some the 2nd TTI adds a part of control relative to control information corresponding to the first TTI Information, then change information is this increased a part of control information, or, control information corresponding to some the 2nd TTI relative to Control information corresponding to first TTI have updated a part of control information, then change information is a part of control information of renewal.
In force, for first network equipment when sending one group of TTI for second network equipment, first network equipment can be first Control information corresponding to the first TTI is first determined, it is then determined that control information is relative to first TTI corresponding to each 2nd TTI The change information of corresponding control information.For example, control information corresponding to some the 2nd TTI is than control letter corresponding to the first TTI Breath adds a part of control information, then the control information carried in control channel corresponding to the 2nd TTI is above-mentioned one Divide control information.
In step 902, first network equipment sends to control corresponding to each TTI in one group of TTI to second network equipment to be believed Road, control information corresponding to the first TTI is carried in control channel corresponding to the first TTI, control letter corresponding to each 2nd TTI Change information corresponding to each 2nd TTI is carried in road respectively.
In force, first network equipment can send control corresponding to each TTI in one group of TTI to second network equipment Channel, control information corresponding to the first TTI is carried in control channel corresponding to the first TTI, is controlled corresponding to each 2nd TTI Change information corresponding to each 2nd TTI is carried in channel.So, first network equipment need not be sent out to second network equipment Whole control information corresponding to each 2nd TTI are sent, so as to save substantial amounts of transfer resource.
In addition, when some TTI in the 2nd TTI corresponds to the re-transmission in a certain process, the TTI can not correspond to control Channel, and continue to use the control information in the process in control channel corresponding to previous TTI.For example, one group of TTI includes 4 TTI, The process identification (PID) of first TTI transmission block is 0, and the process identification (PID) of first the 2nd TTI transmission block is 1, second the 2nd TTI The process identification (PID) of transmission block be 0, the process identification (PID) of second the 2nd TTI transmission block is 1, when the first TTI transmission block pair The feedback information answered is NACK, that is, represents to receive mistake, and second the 2nd TTI re-transmission is no more than maximum retransmission, this When, when second the 2nd TTI corresponds to retransmit, then the TTI can not correspond to control channel, use control corresponding to the first TTI Control information in channel, save the transmission of control channel.
In step 903, second network equipment is received in one group of TTI that first network equipment is sent and controlled corresponding to each TTI Channel processed.
Wherein, control information corresponding to the first TTI is carried in control channel corresponding to the first TTI, each 2nd TTI pairs Control information corresponding to each 2nd TTI is carried in the control channel answered respectively relative to control information corresponding to the first TTI Change information.
In step 904, become corresponding to second network equipment control information and each 2nd TTI according to corresponding to the first TTI Change information, determine control information corresponding to each 2nd TTI respectively.
In force, second network equipment is it is determined that during some the 2nd TTI control information in one group of TTI, if the TTI Corresponding change information is incremental control information of the control information corresponding to the TTI relative to control information corresponding to the first TTI, Then can be by change information corresponding to control information corresponding to the first TTI, the TTI, as control information corresponding to the TTI；Such as Change information corresponding to the fruit TTI is the control that control information corresponding to the TTI updates relative to control information corresponding to the first TTI Information processed, then can be by control information identical part control letter corresponding with the TTI in control information corresponding to the first TTI Change information corresponding to breath, the TTI, as control information corresponding to the TTI.In this manner it is possible to determine that each 2nd TTI is corresponding Control information.
For example, second network equipment is received in one group of TTI after the first TTI control channel, control therein can be obtained Information processed, after control channel corresponding to first the 2nd TTI in one group of TTI is received, obtain change letter corresponding to the TTI Breath, if change information corresponding to first the 2nd TTI is incremental control information, can by control information corresponding to the first TTI, Change information corresponding to first the 2nd TTI is as control information corresponding to first the 2nd TTI, if first the 2nd TTI Corresponding change information is the control information of renewal, can be corresponding with the first TTI by control information corresponding to first the 2nd TTI Control information identical part control information, first change information corresponding to the 2nd TTI, as first the 2nd TTITTI Corresponding control information.
In addition, when some TTI corresponds to the re-transmission in a certain process in the 2nd TTI in one group of TTI, the TTI can be corresponded to There is no control channel, the control information of the TTI can be the control information in the process in control channel corresponding to previous TTI.
In step 905, second network equipment control information according to corresponding to each TTI in one group of TTI, in one group of TTI Data channel corresponding to each TTI, the demodulation decoding of data channel is carried out, it is determined that data channel corresponding to each TTI connects Receipts situation.
In force, second network equipment can use control information corresponding to each TTI in one group of TTI, for one group Each data channel corresponding to TTI, is demodulated, then enters row decoding to the data channel after demodulation, it is determined whether just in TTI Data channel corresponding to each TTI is really decoded, and then obtains the reception condition of data channel corresponding to each TTI.
In another embodiment of the present invention, additionally provide another and send control information, and it is true according to control information The method of the reception condition of data channel corresponding to fixed one group of TTI difference, as shown in Figure 10, corresponding processing can be as follows：
In step 1001, first network equipment determines that each control information corresponding to TTI is relative to one group in one group of TTI The change information of common control information corresponding to TTI.
Wherein, change information includes：Each TTI common control information is relative to common control channel corresponding to one group of TTI The incremental control information of breath, or control information corresponding to each TTI is relative to common control information renewal corresponding to one group of TTI Control information.For example, common control information corresponding to than one group TTI of control information corresponding to some TTI adds a part of control Information processed, then change information is increased a part of control information, or, control information is relative to one group corresponding to some TTI Common control information corresponding to TTI have updated a part of control information, then change information is a part of control information of renewal.
In force, for first network equipment when sending one group of TTI for second network equipment, first network equipment can be first First determine common control information corresponding to one group of TTI, it is then determined that in one group of TTI each control information corresponding to TTI relative to The change information of common control information corresponding to one group of TTI.For example, corresponding to than one group TTI of control information corresponding to some TTI Common control information adds a part of control information, then the control information carried in control channel corresponding to the TTI is above-mentioned A part of control information.
In step 1002, first network equipment sends CCCH corresponding to one group of TTI to second network equipment, with And each control channel corresponding to TTI in one group of TTI, it is corresponding that one group of TTI is carried in CCCH corresponding to one group of TTI Common control information, carry control information corresponding to each TTI respectively relative to one in control channel corresponding to each TTI The change information of common control information corresponding to group TTI.
In force, first network equipment can send CCCH corresponding to one group of TTI to second network equipment, And control channel corresponding to each TTI, carry in CCCH corresponding to one group of TTI public corresponding to one group of TTI Control information, control information corresponding to each TTI is carried respectively relative to one group of TTI in control channel corresponding to each TTI The change information of corresponding common control information.So, first network equipment need not send each TTI to second network equipment Corresponding whole control information, so as to save substantial amounts of transfer resource.As shown in Figure 11 and 12, respectively for FDD with Same section in control information corresponding to each TTI is included in TDD downlink transfer, in one group of TTI common control information Control information.
In step 1003, second network equipment receives common control channel corresponding to one group of TTI that first network equipment is sent Each control channel corresponding to TTI in road, and one group of TTI.
In step 1004, the change according to corresponding to each TTI in common control information corresponding to one group of TTI and one group of TTI Information, control information corresponding to each TTI is determined respectively.
In force, second network equipment is it is determined that during some TTI control information in one group of TTI, if the TTI is corresponding Change information be incremental control information of the control information corresponding to the TTI relative to common control information corresponding to one group of TTI, Then can be by change information corresponding to common control information corresponding to one group of TTI, the TTI, as controlling letter corresponding to the TTI Breath；If change information corresponding to the TTI is control information corresponding to the TTI relative to common control channel corresponding to one group of TTI Cease renewal control information, then can by common control information corresponding to one group of TTI with the TTI corresponding to control information it is identical Part control information, change information corresponding to the TTI, as control information corresponding to the TTI.In this manner it is possible to determine every Control information corresponding to individual TTI.
In step 1005, second network equipment control information according to corresponding to each TTI in one group of TTI, in one group of TTI Data channel corresponding to each TTI, the demodulation decoding of data channel is carried out, it is determined that data channel corresponding to each TTI connects Receipts situation.
In force, second network equipment can use control information corresponding to each TTI in one group of TTI, for one group Each data channel corresponding to TTI, is demodulated, then enters row decoding to the data channel after demodulation, it is determined whether just in TTI Data channel corresponding to each TTI is really decoded, and then obtains the reception condition of data channel corresponding to each TTI.
In the embodiment of the present invention, transmission reference signal is additionally provided, and determine that one group of TTI is right respectively according to reference signal The method of the reception condition for the data channel answered, as shown in figure 13, corresponding processing can be as follows：
In step 1301, first network equipment sends the reference signal of each TTI in one group of TTI to second network equipment.
In force, first network equipment is that second network equipment dispatches one group of TTI, and first network equipment can be by each TTI reference signal, which is sent in corresponding TTI to second network equipment, the first TTI reference signal, can independently carry out letter Estimate that the 2nd TTI is when carrying out channel estimation, it is necessary to which all or part of TTI in reference to one group of TTI before the TTI is referred in road Signal, the resource that reference signal of the resource size more than or equal to each 2nd TTI of the first TTI reference signal occupancy takes are big Small, resource size can be represented with the number of resource unit, and so, the transfer resource that the 2nd TTI reference signal takes compares It is few, transfer resource can be saved.
In step 1302, second network equipment receives the reference letter of each TTI in one group of TTI that first network equipment is sent Number.
In step 1303, second network equipment is carried out for the first TTI according to the first TTI reference signal to the first TTI Channel estimation.
In force, when the first TTI in one group of TTI carries out channel estimation, the first TTI reference signal can be used Carry out channel estimation.
In step 1304, second network equipment is for any TTI in the 2nd TTI, according to any TTI reference signal, And all or part of reference signal in one group of TTI in the reference signal of each TTI before any TTI, any TTI is entered Row channel estimation.
In force, for when any TTI carries out channel estimation in the 2nd TTI in one group of TTI, may be referred to the TTI's Whole reference signal in the reference signal of each TTI in reference signal, this group of TTI before the TTI, letter is carried out to the TTI Road is estimated, or may be referred to the reference signal middle part of each TTI in the reference signal of the TTI, this group of TTI before the TTI Divide reference signal, channel estimation is carried out to the TTI.
Furthermore it is also possible to whole TTI in each TTI in reference signal, this group of TTI with reference to the TTI before the TTI Reference signal, or part TTI in each TTI in the reference signal of the TTI, this group of TTI before the TTI can also be referred to Reference signal, in one group of TTI, nearest several TTI reference signal before the TTI.
In step 1305, according to control information and corresponding channel estimation results corresponding to each TTI in one group of TTI, To each data channel corresponding to TTI in one group of TTI, the demodulation decoding of data channel is carried out, it is determined that number corresponding to each TTI It is believed that the reception condition in road.
In force, second network equipment can use the reference signal of each TTI in one group of TTI, the control to each TTI Channel carries out channel estimation, and is demodulated to obtain control information corresponding to each TTI.Then to data corresponding to each TTI Channel carries out channel estimation, and channel estimation is carried out according to control information corresponding to obtained each TTI, and to each TTI As a result, to each data channel corresponding to TTI in one group of TTI, it is demodulated, then the data channel after demodulation is translated Code, it is determined whether data channel corresponding to each TTI of correct decoding, and then obtain the reception of data channel corresponding to each TTI Situation.
In addition, as shown in figure 14, the embodiment of the present invention additionally provides：First network equipment is what second network equipment was sent In one group of TTI, the first TTI is sent all referring to signal, and reference is sent for a part of TTI in the 2nd TTI in one group of TTI Signal, another part TTI do not send reference signal, and corresponding processing can be as follows：
In step 1401, first network equipment sends the reference signal of each TTI in one group of TTI to second network equipment.
In force, first network equipment is sent complete when sending one group of TTI for second network equipment for the first TTI Portion's reference signal, each 2nd TTI in this group of TTI, reference signal is sent for a part of TTI at random, another part TTI is not Send reference signal.
In step 1402, second network equipment receives the reference signal and for the first TTI that first network equipment is sent Part TTI reference signal in two TTI.
In step 1403, for any TTI in one group of TTI, if any TTI has reference signal, according to any TTI Reference signal carry out channel estimation, if any TTI without reference to signal, according in one group of TTI before any TTI most Near TTI reference signal, channel estimation is carried out to any TTI.
In force, second network equipment receives the reference letter that the TTI after any TTI, can be obtained in one group of TTI Number, if the TTI has reference signal, channel estimation can be carried out according to any TTI reference signal, if the TTI does not have Reference signal, then nearest TTI reference signal before can obtaining the TTI, as the reference signal of the TTI, then to this TTI carries out channel estimation.
In addition, second network equipment receives the reference signal that the TTI after any TTI, can be obtained in one group of TTI, such as The fruit TTI has reference signal, then channel estimation can be carried out to the TTI according to the reference signal of the TTI, if the TTI does not have Reference signal, then the reference signal of all or part of TTI before can obtaining the TTI, as the reference signal of the TTI, so Channel estimation is carried out to the TTI afterwards.
In step 1404, according to control information and corresponding channel estimation results corresponding to each TTI in one group of TTI, To each data channel corresponding to TTI in one group of TTI, the demodulation decoding of data channel is carried out, it is determined that number corresponding to each TTI It is believed that the reception condition in road.
In force, second network equipment can use the reference signal of each TTI in one group of TTI, the control to each TTI Channel carries out channel estimation, and is demodulated to obtain control information corresponding to each TTI.Then to data corresponding to each TTI Channel carries out channel estimation, and channel estimation is carried out according to control information corresponding to obtained each TTI, and to each TTI As a result, to each data channel corresponding to TTI in one group of TTI, it is demodulated, then the data channel after demodulation is translated Code, it is determined whether data channel corresponding to each TTI of correct decoding, and then obtain the reception of data channel corresponding to each TTI Situation.
As shown in figure 4, the embodiment of the present invention is additionally provided when first network equipment is terminal, second network equipment is base station When, the flow of this method is as follows：
In step 401, first network equipment sends every in one group of TTI for corresponding to second network equipment to second network equipment Individual TTI data channel.
In force, when terminal is to base station transmission data, to base station requests ascending resource, base station to be transmitted according to terminal Data volume, be terminal distribution uplink transmission resource, terminal can determine that one group of TTI transmits data to base station, can in one group of TTI With comprising multiple TTI, this multiple TTI can be with continuous in time domain, can also be discontinuous in time domain, interrelated during this multiple TTI , the control information as corresponding to each TTI has identical part etc., in addition, terminal can correspond in every group of TTI the first TTI Control information in, carry indicate the TTI be the first TTI mark.
Specific processing and first network equipment in step 402~step 407 are base stations, and second network equipment is terminal Handle identical, here is omitted.
Optionally, when the embodiment of the present invention additionally provides terminal to base station transmission data, base station is sent in receiving terminal In one group of TTI of counterpart terminal before the first TTI data channel, base station needs to send each TTI data channel to terminal Corresponding schedule information, the mode for sending schedule information can be as follows：
In a TTI before the first TTI or one group of TTI, by control channel, one group is sent to first network equipment Schedule information corresponding to each TTI data channel in TTI.
Wherein, information such as data dispatch coding information, up coding information, power consumption instruction etc. are included in schedule information.
In force, for terminal when to base station transmitting data information, to base station requests ascending resource, base station is according to terminal institute The data volume to be transmitted, it is terminal distribution uplink transmission resource, and before the first TTI in receiving one group of TTI, passes through one TTI, schedule information corresponding to each TTI data channel is sent to terminal.As shown in figure 15,2 TTI are included in one group of TTI, Base station, by some TTI, can be sent in this group of TTI corresponding to each TTI data channel before one group of TTI to terminal Schedule information.So, the switching of downlink transfer and downlink transfer is fewer, so as to save uplink/downlink handover overhead.
Or by the first TTI in one group of TTI, base station sends scheduling corresponding to each TTI data channel to terminal Information.
In the embodiment of the present invention, second network equipment receives what first network equipment was sent, with one group of Transmission Time Interval Corresponding to each TTI difference in TTI, data channel, wherein, one group of TTI includes the first TTI and at least one 2nd TTI, The first process identification (PID) corresponding with the transmission block in the first TTI is obtained, and according to the first process identification (PID), determines at least one second Respective second process identification (PID)s of TTI, according to the reception condition to data channel corresponding to one group of TTI difference, generation and one group of TTI Response message corresponding to respectively, is sent to first network equipment by each response message corresponding to TTI in one group of TTI respectively.This Sample, when first network equipment transmits one group of TTI data message to second network equipment, it is not necessary to carry each TTI transmission The process identification (PID) of block, so as to which substantial amounts of transfer resource can be saved.
Based on identical technical concept, the embodiment of the present invention additionally provides a kind of network equipment, as shown in Fig. 2 the network Equipment includes receiver 210, processor 220 and transmitter 230, wherein：
The receiver 210, it is and each in one group of Transmission Time Interval TTI for receiving the transmission of first network equipment Corresponding to individual TTI difference, data channel, wherein, one group of TTI includes the first TTI and at least one 2nd TTI；
The processor 220, for obtaining the first process identification (PID) corresponding with the transmission block in the first TTI, and root According to first process identification (PID), at least one respective second process identification (PID)s of 2nd TTI are determined；
The processor 220, for according to the reception condition to data channel corresponding to one group of TTI difference, generation Response message corresponding with one group of TTI difference；
The transmitter 230, each response message corresponding to TTI in one group of TTI is sent to for respectively described First network equipment.
Optionally, the processor 220, is used for：
The time domain scale information of one group of TTI is obtained, and according to the time domain scale information, determines one group of TTI In included the first TTI and at least one 2nd TTI；
The receiver 210, each corresponded to for receiving the first TTI and at least one 2nd TTI respectively Data channel.
Optionally, according to the time domain scale information, determine the first TTI included in one group of TTI and At least one 2nd TTI, including any one in following situations：
In the case where the number for the TTI that time domain scale information instruction one group of TTI includes is N, it is determined that Continuous N-1 the 2nd TTI after included TTI is the first TTI and the first TTI in one group of TTI；
First TTI and last TTI time interval in the time domain scale information indicates one group of TTI In the case of, it is determined that included TTI for the first TTI and after the first TTI and locates in one group of TTI In all 2nd TTI in the time interval；
The situation of the entry-into-force time scope of control information corresponding to the first TTI is indicated in the time domain scale information Under, according to the entry-into-force time scope of control information corresponding to first TTI, it is determined that included by one group of TTI TTI is the first TTI and owning after the first TTI and in the range of the entry-into-force time in the control information 2nd TTI；
The feelings of the entry-into-force time scope of common control information corresponding to one group of TTI are indicated in the time domain scale information Under condition, it is determined that included TTI for the first TTI and after the first TTI and is in institute in one group of TTI State all 2nd TTI in the range of the entry-into-force time of common control information.
Optionally, the processor 220, is used for：
Obtain default the first process identification (PID) corresponding with transmission block in the first TTI；Or
The receiver 210, control letter corresponding to the first TTI sent for receiving the first network equipment Road, the processor 220, for obtaining the first process identification (PID) carried in the control channel, first process identification (PID) is Process identification (PID) corresponding to transmission block in one group of TTI in the first TTI；Or
The processor 220, for by CCCH corresponding to one group of TTI, obtaining the first process identification (PID), First process identification (PID) is process identification (PID) corresponding to transmission block in one group of TTI in the first TTI.
Optionally, the processor 220, is used for：
Obtain the TTI intervals N that default maximum is entered between number of passes, and the first TTI and the TTI of n-th the 2nd；By institute The first process identification (PID) and the TTI intervals N sums are stated, divided by the maximum enters number of passes, obtained remainder, is defined as the N Individual 2nd TTI the second process identification (PID), wherein, N is positive integer；Or
Obtain the TTI intervals P that default maximum is entered between number of passes, and the first TTI and first the 2nd TTI；Will First process identification (PID) and the TTI intervals P sums, divided by the maximum enter number of passes, obtained remainder, are defined as described the One the 2nd TTI the second process identification (PID), wherein, P is positive integer；
Acquisition n-th the 2nd TTI the second process identification (PID), and the individual 2nd TTI and TTI of n-th the 2nd of N+1 TTI intervals Q, by the second process identification (PID) of the TTI of n-th the 2nd and the TTI intervals Q sums, divided by the maximum process Number, obtained remainder, it is defined as the N+1 the 2nd TTI the second process identification (PID), wherein, N, Q are positive integer.
Optionally, the processor 220, is used for：
Obtain default one group of TTI time domain scale information；Or
The receiver 210, control letter corresponding to the first TTI sent for receiving the first network equipment Road, the processor 220, for obtaining the one group of TTI carried in control channel corresponding to the first TTI time domain model Enclose information；Or
The processor 220, for by CCCH corresponding to one group of TTI, obtaining one group of TTI's Time domain scale information.
Optionally, the receiver 210, it is each in the one group of TTI sent for receiving the first network equipment Control channel corresponding to TTI, wherein, carry in control channel corresponding to the first TTI and controlled corresponding to the first TTI Information, control information phase corresponding to each 2nd TTI is each carried respectively in control channel corresponding to the 2nd TTI For the change information of control information corresponding to the first TTI, the change information includes：The control letter of 2nd TTI Manner of breathing is for the incremental control information of control information corresponding to the first TTI, or control information phase corresponding to the 2nd TTI The control information updated for control information corresponding to the first TTI；
The processor 220, it is corresponding with each 2nd TTI for the control information according to corresponding to the first TTI Change information, determine control information corresponding to each 2nd TTI respectively；
The processor 220, for the control information according to corresponding to each TTI in one group of TTI, to described one group Each data channel corresponding to TTI in TTI, the demodulation decoding of data channel is carried out, determine data corresponding to each TTI The reception condition of channel.
Optionally, the receiver 210, for receiving corresponding to one group of TTI of the first network equipment transmission Each control channel corresponding to TTI in CCCH, and one group of TTI, wherein, public control corresponding to one group of TTI Common control information corresponding to one group of TTI is carried in channel processed, is taken respectively in control channel corresponding to each TTI With control information corresponding to each TTI relative to the change information of common control information corresponding to one group of TTI, institute Stating change information includes：The common control information of each TTI is relative to common control information corresponding to one group of TTI Incremental control information, or control information corresponding to each TTI relative to common control information corresponding to one group of TTI more New control information；
The processor 220, for every in the common control information according to corresponding to one group of TTI and one group of TTI Change information corresponding to individual TTI, control information corresponding to each TTI is determined respectively；
The processor 220, for the control information according to corresponding to each TTI in one group of TTI, to described one group Each data channel corresponding to TTI in TTI, the demodulation decoding of data channel is carried out, determine data corresponding to each TTI The reception condition of channel.
Optionally, the receiver 210, is used for：
The reference signal of each TTI in one group of TTI that the first network equipment is sent is received, wherein, described the The resource size that one TTI reference signal takes is more than or equal to the resource size that each 2nd TTI reference signal takes；
The processor 220, for for the first TTI, according to the reference signal of the first TTI to described first TTI carries out channel estimation；
The processor 220, for for any TTI in the 2nd TTI, being believed according to the reference of any TTI Number, and all or part of reference signal in one group of TTI in the reference signal of each TTI before any TTI, Channel estimation is carried out to any TTI；
The processor 220, for control information and corresponding letter according to corresponding to each TTI in one group of TTI Road estimated result, to each data channel corresponding to TTI in one group of TTI, the demodulation decoding of data channel is carried out, it is determined that The reception condition of data channel corresponding to each TTI.
Optionally, the transmitter 230, is used for：
In a TTI in last TTI in one group of TTI or outside one group of TTI, believed by controlling Road, respectively by each response message corresponding to TTI in one group of TTI, it is sent to the first network equipment.
Optionally, the transmitter 230, is additionally operable to：In a TTI before one group of TTI, believed by controlling Road, schedule information corresponding to each TTI data channel in one group of TTI is sent to the first network equipment.
On the equipment in above-described embodiment, wherein all parts perform the concrete mode of operation in relevant this method Embodiment in be described in detail, explanation will be not set forth in detail herein.
Based on identical technical concept, the embodiment of the present invention additionally provides a kind of network equipment, as shown in figure 3, the net Network equipment includes processor 310, transmitter 320 and receiver 330, wherein：
The transmitter 320, it is every in one group of TTI for corresponding to second network equipment for being sent to second network equipment Individual TTI data channel；
The receiver 330, it is anti-according to the reception condition of the data channel for receiving second network equipment Response message corresponding to each TTI in one group of TTI of feedback；
The processor 310, for according to the response message received, carrying out hybrid automatic repeat-request HARQ processing.
Optionally, one group of TTI includes the first TTI and at least one 2nd TTI；
The process identification (PID) of the transmission block of the first TTI, Mei Gesuo are carried in control channel corresponding to first TTI State the process identification (PID) for not carrying transmission block in control channel corresponding to the 2nd TTI；Or public control corresponding to one group of TTI The process identification (PID) of the transmission block of the first TTI is carried in channel processed, corresponding control of each TTI is believed in one group of TTI The process identification (PID) of transmission block is not carried in road.
Optionally, the processor 310, it is additionally operable to determine the time domain scale information of one group of TTI；
The transmitter 320, it is additionally operable to send the control of each TTI in one group of TTI to second network equipment Channel, the time domain scale information of one group of TTI is carried in control channel corresponding to the first TTI；Or
The transmitter 320, it is additionally operable to send common control channel corresponding to one group of TTI to second network equipment Road, the time domain scale information of one group of TTI is carried in the CCCH.
Optionally, the time domain scale information of one group of TTI is：TTI number in one group of TTI, or described one group First TTI and last TTI time interval in TTI, or control information corresponding to the first TTI in one group of TTI Entry-into-force time scope, or the entry-into-force time scope of common control information corresponding to one group of TTI.
Optionally, one group of TTI includes the first TTI and at least one 2nd TTI, and the processor 310 is additionally operable to：
Determine that control information is relative to control information corresponding to the first TTI corresponding to each 2nd TTI respectively Change information, wherein, the change information includes：Control information corresponding to 2nd TTI is relative to the described first TTI pairs The incremental control information for the control information answered, or control information corresponding to the 2nd TTI is relative to corresponding to the first TTI The control information of control information renewal；
The transmitter 320, it is additionally operable to send in one group of TTI corresponding to each TTI to second network equipment Control channel, control information corresponding to the first TTI is carried in control channel corresponding to the first TTI, it is each described Change information corresponding to each 2nd TTI is carried in control channel corresponding to 2nd TTI respectively.
Optionally, the processor 310 is additionally operable to：
Determine that each control information corresponding to TTI is relative to public control corresponding to one group of TTI in one group of TTI The change information of information, the change information include：The common control information of each TTI is relative to described one group TTI pairs The incremental control information for the common control information answered, or control information corresponding to each TTI is relative to described one group TTI pairs The control information for the common control information renewal answered；
The transmitter 320, it is additionally operable to send common control channel corresponding to one group of TTI to second network equipment Each control channel corresponding to TTI in road, and one group of TTI, carry in CCCH corresponding to one group of TTI Common control information corresponding to one group of TTI is stated, each TTI is carried respectively in control channel corresponding to each TTI Corresponding control information relative to common control information corresponding to one group of TTI change information.
Optionally, one group of TTI includes the first TTI and at least one 2nd TTI, and the transmitter 320 is additionally operable to：
The reference signal of each TTI in one group of TTI is sent to second network equipment, wherein, the first TTI The resource size that takes of reference signal be more than or equal to the resource size that each 2nd TTI reference signal takes.
On the equipment in above-described embodiment, wherein all parts perform the concrete mode of operation in relevant this method Embodiment in be described in detail, explanation will be not set forth in detail herein.
In the embodiment of the present invention, second network equipment receives what first network equipment was sent, with one group of Transmission Time Interval Corresponding to each TTI difference in TTI, data channel, wherein, one group of TTI includes the first TTI and at least one 2nd TTI, The first process identification (PID) corresponding with the transmission block in the first TTI is obtained, and according to the first process identification (PID), determines at least one second Respective second process identification (PID)s of TTI, according to the reception condition to data channel corresponding to one group of TTI difference, generation and one group of TTI Response message corresponding to respectively, is sent to first network equipment by each response message corresponding to TTI in one group of TTI respectively.This Sample, when first network equipment transmits one group of TTI data message to second network equipment, it is not necessary to carry each TTI transmission The process identification (PID) of block, so as to which substantial amounts of transfer resource can be saved.
Based on identical technical concept, the embodiment of the present invention additionally provides a kind of network equipment, as shown in figure 16,
Receiving module 1610, it is and each in one group of Transmission Time Interval TTI for receiving the transmission of first network equipment Corresponding to TTI difference, data channel, wherein, one group of TTI includes the first TTI and at least one 2nd TTI；
Acquisition module 1620, for obtaining the first process identification (PID) corresponding with the transmission block in the first TTI；
Determining module 1630, for according to first process identification (PID), determining at least one 2nd TTI respective Two process identification (PID)s；
Generation module 1640, for according to one group of TTI respectively corresponding to data channel reception condition, generation with Response message corresponding to one group of TTI difference；
Sending module 1650, for each response message corresponding to TTI in one group of TTI to be sent into described respectively One network equipment.
Optionally, as shown in figure 17, the receiving module 1610, including determination sub-module 1611 and receiving submodule 1612, wherein：
The determination sub-module 1621, for obtaining the time domain scale information of one group of TTI, and according to the time domain model Information is enclosed, determines included the first TTI and at least one 2nd TTI in one group of TTI；
The receiving submodule 1622, for receiving the first TTI and at least one 2nd TTI respectively each Corresponding data channel.
Optionally, the determination sub-module 1621, is used for：
In the case where the number for the TTI that time domain scale information instruction one group of TTI includes is N, it is determined that Continuous N-1 the 2nd TTI after included TTI is the first TTI and the first TTI in one group of TTI；
First TTI and last TTI time interval in the time domain scale information indicates one group of TTI In the case of, it is determined that included TTI for the first TTI and after the first TTI and locates in one group of TTI In all 2nd TTI in the time interval；
The situation of the entry-into-force time scope of control information corresponding to the first TTI is indicated in the time domain scale information Under, then according to corresponding to the first TTI control information entry-into-force time scope, determine in one group of TTI included TTI All for the first TTI and after the first TTI and in the range of the entry-into-force time in the control information Two TTI；
The feelings of the entry-into-force time scope of common control information corresponding to one group of TTI are indicated in the time domain scale information Under condition, then according to corresponding to one group of TTI common control information entry-into-force time scope, determine to be wrapped in one group of TTI Entry-into-force time scopes of the TTI included for the first TTI and after the first TTI and in the common control information Interior all 2nd TTI.
Optionally, the acquisition module 1620, is used for：
Obtain default the first process identification (PID) corresponding with transmission block in the first TTI；Or
The receiving module 1610, control corresponding to the first TTI sent for receiving the first network equipment Channel, the acquisition module 1620, for obtaining the first process identification (PID) carried in the control channel, the first process mark Knowledge is process identification (PID) corresponding to transmission block in one group of TTI in the first TTI；Or
The acquisition module 1620, for by CCCH corresponding to one group of TTI, obtaining the first process mark Know, first process identification (PID) is process identification (PID) corresponding to transmission block in one group of TTI in the first TTI.
Optionally, the acquisition module 1620, number of passes, and the first TTI and N are entered for obtaining default maximum TTI intervals N between individual 2nd TTI；The determining module 1630, for by first process identification (PID) and the TTI intervals N Sum, divided by the maximum enter number of passes, obtained remainder, are defined as the second process identification (PID) of the TTI of n-th the 2nd, wherein, N is positive integer；Or
The acquisition module 1620, enter number of passes, and described first TTI and first second for obtaining default maximum TTI intervals P between TTI；The determining module 1630, for by first process identification (PID) and the TTI intervals P sums, Divided by the maximum enters number of passes, obtained remainder, it is defined as the second process identification (PID) of first the 2nd TTI, wherein, P is Positive integer；
The acquisition module 1620, for obtaining the TTI of n-th the 2nd the second process identification (PID), and N+1 second TTI and the TTI of n-th the 2nd TTI intervals Q, the determining module 1630, for by the second of the TTI of n-th the 2nd Process identification (PID) and the TTI intervals Q sums, divided by the maximum enter number of passes, obtained remainder, are defined as the N+1 the Two TTI the second process identification (PID), wherein, N, Q are positive integer.
Optionally, the acquisition module 1620, is used for：
Obtain default one group of TTI time domain scale information；Or
The receiving module 1610, is used for：
Receive control channel corresponding to the first TTI that the first network equipment is sent, the acquisition module 1620, For obtaining the one group of TTI carried in control channel corresponding to the first TTI time domain scale information；Or
The acquisition module 1620, for by CCCH corresponding to one group of TTI, obtaining described one group TTI time domain scale information.
Optionally, the receiving module 1610, it is additionally operable to receive in one group of TTI that the first network equipment is sent Control channel corresponding to each TTI, wherein, it is corresponding that the first TTI is carried in control channel corresponding to the first TTI Control information, carry in control channel corresponding to each 2nd TTI and controlled corresponding to each 2nd TTI respectively Relative to the change information of control information corresponding to the first TTI, the change information includes information：2nd TTI's Control information relative to control information corresponding to the first TTI incremental control information, or the 2nd TTI corresponding to control The control information that information updates relative to control information corresponding to the first TTI；
The determining module 1630, it is additionally operable to control information and each 2nd TTI according to corresponding to the first TTI Corresponding change information, control information corresponding to each 2nd TTI is determined respectively；
The determining module 1630, the control information according to corresponding to each TTI in one group of TTI is additionally operable to, to described Each data channel corresponding to TTI in one group of TTI, the demodulation decoding of data channel is carried out, determined corresponding to each TTI The reception condition of data channel.
Optionally, the receiving module 1610, it is additionally operable to receive described one group TTI pairs that the first network equipment is sent Each control channel corresponding to TTI in the CCCH answered, and one group of TTI, wherein, it is public corresponding to one group of TTI Common control information corresponding to one group of TTI is carried in control channel altogether, is divided in control channel corresponding to each TTI Control information corresponding to not carrying each TTI is believed relative to the change of common control information corresponding to one group of TTI Breath, the change information include：The common control information of each TTI is relative to public control corresponding to one group of TTI The incremental control information of information, or control information corresponding to each TTI is relative to public control corresponding to one group of TTI The control information of information updating；
The determining module 1630, it is additionally operable to common control information and one group of TTI according to corresponding to one group of TTI In change information corresponding to each TTI, determine control information corresponding to each TTI respectively；
The determining module 1630, the control information according to corresponding to each TTI in one group of TTI is additionally operable to, to described Each data channel corresponding to TTI in one group of TTI, the demodulation decoding of data channel is carried out, determined corresponding to each TTI The reception condition of data channel.
Optionally, the receiving module 1610, it is additionally operable to receive in one group of TTI that the first network equipment is sent Each TTI reference signal, wherein, the resource size that the reference signal of the first TTI takes is more than or equal to each described the The resource size that two TTI reference signal takes；
As shown in figure 18, the network equipment also includes：
Estimation module 1660, for for the first TTI, according to the reference signal of the first TTI to described first TTI carries out channel estimation；
The estimation module 1660, for for any TTI in the 2nd TTI, according to the ginseng of any TTI Examine all or part of reference in the reference signal of each TTI before any TTI in signal, and one group of TTI Signal, channel estimation is carried out to any TTI；
The determining module 1630, it is additionally operable to according to corresponding to each TTI in one group of TTI control information and correspondingly Channel estimation results, to each data channel corresponding to TTI in one group of TTI, carry out the demodulation decoding of data channel, Determine the reception condition of data channel corresponding to each TTI.
Optionally, the sending module 1650, in last TTI in one group of TTI or described one group In a TTI outside TTI, by control channel, respectively by each response message corresponding to TTI in one group of TTI, send To the first network equipment.
Optionally, the sending module 1650, it is additionally operable to one in the first TTI or before one group of TTI In TTI, by control channel, sent to the first network equipment in one group of TTI corresponding to each TTI data channel Schedule information.
On the equipment in above-described embodiment, wherein modules perform the concrete mode of operation in relevant this method Embodiment in be described in detail, explanation will be not set forth in detail herein.
Based on identical technical concept, the embodiment of the present invention additionally provides a kind of network equipment, as shown in figure 19, the network Equipment includes：
Sending module 1910, it is every in one group of TTI for corresponding to second network equipment for being sent to second network equipment Individual TTI data channel；
Receiving module 1920, fed back for receiving second network equipment according to the reception condition of the data channel One group of TTI in response message corresponding to each TTI；
Processing module 1930, for according to the response message received, carrying out hybrid automatic repeat-request HARQ processing.
Optionally, one group of TTI includes the first TTI and at least one 2nd TTI；
The process identification (PID) of the transmission block of the first TTI, Mei Gesuo are carried in control channel corresponding to first TTI State the process identification (PID) for not carrying transmission block in control channel corresponding to the 2nd TTI；Or public control corresponding to one group of TTI The process identification (PID) of the transmission block of the first TTI is carried in channel processed, corresponding control of each TTI is believed in one group of TTI The process identification (PID) of transmission block is not carried in road.
Optionally, as shown in figure 20, the network equipment also includes：
Determining module 1940, for determining the time domain scale information of one group of TTI；
The sending module 1910, it is additionally operable to send each TTI in one group of TTI to second network equipment Control channel, the time domain scale information of one group of TTI is carried in control channel corresponding to the first TTI；Or
The sending module 1910, it is additionally operable to send public control corresponding to one group of TTI to second network equipment Channel processed, the time domain scale information of one group of TTI is carried in the CCCH.
Optionally, the time domain scale information of one group of TTI is：TTI number in one group of TTI, or described one group First TTI and last TTI time interval in TTI, or control information corresponding to the first TTI in one group of TTI Entry-into-force time scope, or the entry-into-force time scope of common control information corresponding to one group of TTI.
Optionally, one group of TTI includes the first TTI and at least one 2nd TTI, the determining module 1940, goes back For determining that control information is relative to the change of control information corresponding to the first TTI corresponding to each 2nd TTI respectively Change information, wherein, the change information includes：Control information is relative to corresponding to the first TTI corresponding to 2nd TTI The incremental control information of control information, or control information corresponding to the 2nd TTI is relative to control corresponding to the first TTI The control information of information updating；
The sending module 1910, it is corresponding to be additionally operable to each TTI into second network equipment transmission, one group of TTI Control channel, carry control information corresponding to the first TTI, Mei Gesuo in control channel corresponding to the first TTI State and carry change information corresponding to each 2nd TTI in control channel corresponding to the 2nd TTI respectively.
Optionally, the determining module 1940, it is additionally operable to determine each control information corresponding to TTI in one group of TTI Relative to the change information of common control information corresponding to one group of TTI, the change information includes：Each TTI's Common control information relative to common control information corresponding to one group of TTI incremental control information, or described each TTI pairs The control information that the control information answered updates relative to common control information corresponding to one group of TTI；
The sending module 1910, it is additionally operable to send public control corresponding to one group of TTI to second network equipment Each control channel corresponding to TTI in channel processed, and one group of TTI, carry in CCCH corresponding to one group of TTI There is common control information corresponding to one group of TTI, carried respectively in control channel corresponding to each TTI described each Control information corresponding to TTI relative to common control information corresponding to one group of TTI change information.
Optionally, one group of TTI includes the first TTI and at least one 2nd TTI, the sending module 1910, goes back For：
The reference signal of each TTI in one group of TTI is sent to second network equipment, wherein, described first The resource size that TTI reference signal takes is more than or equal to the resource size that each 2nd TTI reference signal takes.
On the equipment in above-described embodiment, wherein modules perform the concrete mode of operation in relevant this method Embodiment in be described in detail, explanation will be not set forth in detail herein.
In the embodiment of the present invention, second network equipment receives what first network equipment was sent, with one group of Transmission Time Interval Corresponding to each TTI difference in TTI, data channel, wherein, one group of TTI includes the first TTI and at least one 2nd TTI, The first process identification (PID) corresponding with the transmission block in the first TTI is obtained, and according to the first process identification (PID), determines at least one second Respective second process identification (PID)s of TTI, according to the reception condition to data channel corresponding to one group of TTI difference, generation and one group of TTI Response message corresponding to respectively, is sent to first network equipment by each response message corresponding to TTI in one group of TTI respectively.This Sample, when first network equipment transmits one group of TTI data message to second network equipment, it is not necessary to carry each TTI transmission The process identification (PID) of block, so as to which substantial amounts of transfer resource can be saved.
Based on identical technical concept, the embodiment of the present invention additionally provides a kind of system of data transfer, the system bag First network equipment and second network equipment are included, wherein：
The first network equipment, for sending one group of corresponding second network equipment to second network equipment Each TTI data channel in TTI；Second network equipment is received to be fed back according to the reception condition of the data channel Each response message corresponding to TTI in one group of TTI；According to the response message received, hybrid automatic repeat-request is carried out HARQ processing；
Second network equipment, for receiving the first network equipment transmission, with one group of Transmission Time Interval TTI In each TTI respectively corresponding to, data channel, wherein, one group of TTI includes the first TTI and at least one second TTI；The first process identification (PID) corresponding with the transmission block in the first TTI is obtained, and according to first process identification (PID), it is determined that At least one respective second process identification (PID)s of 2nd TTI；According to one group of TTI, corresponding data channel connects respectively Receipts situation, generation response message corresponding with one group of TTI difference；It will be answered respectively corresponding to each TTI in one group of TTI Answer information and be sent to the first network equipment.
In the embodiment of the present invention, second network equipment receives what first network equipment was sent, with one group of Transmission Time Interval Corresponding to each TTI difference in TTI, data channel, wherein, one group of TTI includes the first TTI and at least one 2nd TTI, The first process identification (PID) corresponding with the transmission block in the first TTI is obtained, and according to the first process identification (PID), determines at least one second Respective second process identification (PID)s of TTI, according to the reception condition to data channel corresponding to one group of TTI difference, generate and one group Response message corresponding to TTI difference, is sent to first network equipment by each response message corresponding to TTI in one group of TTI respectively. So, first network equipment to second network equipment transmit one group of TTI data message when, it is not necessary to carry each TTI biography Defeated piece of process identification (PID), so as to which substantial amounts of transfer resource can be saved.
One of ordinary skill in the art will appreciate that hardware can be passed through by realizing all or part of step of above-described embodiment To complete, can also by program come instruct correlation hardware complete, program can be stored in a kind of computer-readable storage In medium, storage medium mentioned above can be read-only storage, disk or CD etc..
Presently preferred embodiments of the present invention is these are only, is not intended to limit the invention, it is all in the spirit and principles in the present invention Within, any modification, equivalent substitution and improvements made etc., it should be included in the scope of the protection.

Claims (37)

  1. A kind of 1. method of data transfer, it is characterised in that including：
    Receive what first network equipment was sent, data letter corresponding respectively with each TTI in one group of Transmission Time Interval TTI Road, wherein, one group of TTI includes the first TTI and at least one 2nd TTI；
    The first process identification (PID) corresponding with the transmission block in the first TTI is obtained, and according to first process identification (PID), it is determined that At least one respective second process identification (PID)s of 2nd TTI；
    It is corresponding respectively with one group of TTI according to the reception condition to data channel corresponding to one group of TTI difference, generation Response message；
    Each response message corresponding to TTI in one group of TTI is sent to the first network equipment respectively.
  2. 2. according to the method for claim 1, it is characterised in that receive what first network equipment was sent, during with one group of transmission Between be spaced TTI in each TTI respectively corresponding to, data channel, including：
    The time domain scale information of one group of TTI is obtained, and according to the time domain scale information, determines institute in one group of TTI Including the first TTI and at least one 2nd TTI；
    The first TTI and at least one each self-corresponding data channels of 2nd TTI are received respectively.
  3. 3. according to the method for claim 2, it is characterised in that according to the time domain scale information, determine one group of TTI In included the first TTI and at least one 2nd TTI, including any one in following situations：
    In the case where the number for the TTI that time domain scale information instruction one group of TTI includes is N, it is determined that described Continuous N-1 the 2nd TTI after included TTI is the first TTI and the first TTI in one group of TTI；
    The feelings of first TTI and last TTI time interval in the time domain scale information indicates one group of TTI Under condition, it is determined that included TTI for the first TTI and after the first TTI and is in institute in one group of TTI State all 2nd TTI in time interval；
    In the case where the time domain scale information indicates the entry-into-force time scope of control information corresponding to the first TTI, then According to the entry-into-force time scope of control information corresponding to the first TTI, determine that TTI included in one group of TTI is institute State the first TTI and after the first TTI and in the control information entry-into-force time in the range of all second TTI；
    The situation of the entry-into-force time scope of common control information corresponding to one group of TTI is indicated in the time domain scale information Under, then according to corresponding to one group of TTI common control information entry-into-force time scope, determine in one group of TTI included TTI be the first TTI and after the first TTI and in the common control information entry-into-force time in the range of All 2nd TTI.
  4. 4. the method according to claims 1 to 3, it is characterised in that the acquisition and the transmission block pair in the first TTI The first process identification (PID) answered, including：
    Obtain default the first process identification (PID) corresponding with transmission block in the first TTI；Or
    Control channel corresponding to receiving the first TTI that the first network equipment is sent, obtains and is taken in the control channel First process identification (PID) of band, first process identification (PID) are process marks corresponding to transmission block in one group of TTI in the first TTI Know；Or
    By CCCH corresponding to one group of TTI, the first process identification (PID) is obtained, first process identification (PID) is described Process identification (PID) corresponding to transmission block in one group of TTI in the first TTI.
  5. 5. according to the method for claim 1, it is characterised in that it is described according to first process identification (PID), it is determined that it is described extremely Few respective second process identification (PID) of 2nd TTI, including：
    Obtain the TTI intervals N that default maximum is entered between number of passes, and the first TTI and the TTI of n-th the 2nd；By described One process identification (PID) and the TTI intervals N sums, divided by the maximum enter number of passes, obtained remainder, are defined as the n-th the Two TTI the second process identification (PID), wherein, N is positive integer；Or
    Obtain the TTI intervals P that default maximum is entered between number of passes, and the first TTI and first the 2nd TTI；By described in First process identification (PID) and the TTI intervals P sums, divided by the maximum enter number of passes, obtained remainder, are defined as described first 2nd TTI the second process identification (PID), wherein, P is positive integer；
    Obtain the TTI of n-th the 2nd the second process identification (PID), and N+1 the 2nd TTI and TTI of n-th the 2nd TTI Q is spaced, number of passes is entered into the second process identification (PID) of the TTI of n-th the 2nd and the TTI intervals Q sums, divided by the maximum, Obtained remainder, it is defined as the N+1 the 2nd TTI the second process identification (PID), wherein, N, Q are positive integer.
  6. 6. according to the method for claim 2, it is characterised in that the time domain scale information for obtaining one group of TTI, bag Include：
    Obtain default one group of TTI time domain scale information；Or
    Control channel corresponding to receiving the first TTI that the first network equipment is sent, is obtained corresponding to the first TTI The one group of TTI carried in control channel time domain scale information；Or
    Pass through CCCH corresponding to one group of TTI, acquisition one group of TTI time domain scale information.
  7. 7. the method according to claim 1 to 6, it is characterised in that the basis is to number corresponding to one group of TTI difference It is believed that the reception condition in road, before generating response message corresponding with one group of TTI difference, including：
    Each control channel corresponding to TTI in one group of TTI that the first network equipment is sent is received, wherein, described the Control information corresponding to the first TTI is carried in control channel corresponding to one TTI, is controlled corresponding to each 2nd TTI Control information corresponding to each 2nd TTI is carried in channel processed respectively relative to control corresponding to the first TTI to believe The change information of breath, the change information include：The control information of 2nd TTI is relative to control corresponding to the first TTI The incremental control information of information processed, or control information corresponding to the 2nd TTI are believed relative to control corresponding to the first TTI Cease the control information of renewal；
    According to change information corresponding to control information corresponding to the first TTI and each 2nd TTI, determine respectively each Control information corresponding to 2nd TTI；
    According to control information corresponding to each TTI in one group of TTI, each data corresponding to TTI in one group of TTI are believed Road, the demodulation decoding of data channel is carried out, determine the reception condition of data channel corresponding to each TTI.
  8. 8. the method according to claim 1 to 6, it is characterised in that the basis is to number corresponding to one group of TTI difference It is believed that the reception condition in road, before generating response message corresponding with one group of TTI difference, including：
    Receive each in CCCH, and one group of TTI corresponding to one group of TTI that the first network equipment is sent Control channel corresponding to TTI, wherein, carried in CCCH corresponding to one group of TTI corresponding to one group of TTI Common control information, control information phase corresponding to each TTI is carried respectively in control channel corresponding to each TTI For the change information of common control information corresponding to one group of TTI, the change information includes：The public affairs of each TTI Incremental control information of the control information relative to common control information corresponding to one group of TTI is total to, or each TTI is corresponded to Control information relative to corresponding to one group of TTI common control information update control information；
    According to each change information corresponding to TTI in common control information corresponding to one group of TTI and one group of TTI, divide Control information corresponding to each TTI is not determined；
    According to control information corresponding to each TTI in one group of TTI, each data corresponding to TTI in one group of TTI are believed Road, the demodulation decoding of data channel is carried out, determine the reception condition of data channel corresponding to each TTI.
  9. 9. the method according to claim 1 to 6, it is characterised in that the basis is to number corresponding to one group of TTI difference It is believed that the reception condition in road, before generating response message corresponding with one group of TTI difference, including：
    The reference signal of each TTI in one group of TTI that the first network equipment is sent is received, wherein, the first TTI The resource size that takes of reference signal be more than or equal to the resource size that each 2nd TTI reference signal takes；
    For the first TTI, channel estimation is carried out to the first TTI according to the reference signal of the first TTI；
    For any TTI in the 2nd TTI, according in the reference signal of any TTI, and one group of TTI All or part of reference signal in the reference signal of each TTI before any TTI, channel is carried out to any TTI Estimation；
    According to control information and corresponding channel estimation results corresponding to each TTI in one group of TTI, to described one group Each data channel corresponding to TTI in TTI, the demodulation decoding of data channel is carried out, determine data corresponding to each TTI The reception condition of channel.
  10. 10. the method according to claim 1 to 9, it is characterised in that it is described respectively will be each TTI pairs in one group of TTI The response message answered, the first network equipment is sent to, including：
    In a TTI in last TTI in one group of TTI or outside one group of TTI, by control channel, Respectively by each response message corresponding to TTI in one group of TTI, the first network equipment is sent to.
  11. 11. the method according to claim 1 to 10, it is characterised in that methods described also includes：
    In a TTI in the first TTI or before one group of TTI, by control channel, set to the first network Preparation send schedule information corresponding to each TTI data channel in one group of TTI.
  12. A kind of 12. data transmission method, it is characterised in that including：
    The data channel of each TTI in one group of TTI of corresponding second network equipment is sent to second network equipment；
    Receive each in one group of TTI that second network equipment feeds back according to the reception condition of the data channel Response message corresponding to TTI；
    According to the response message received, hybrid automatic repeat-request HARQ processing is carried out.
  13. 13. according to the method for claim 12, it is characterised in that one group of TTI includes the first TTI and at least one 2nd TTI；
    The process identification (PID) of the transmission block of the first TTI is carried in control channel corresponding to first TTI, each described the The process identification (PID) of transmission block is not carried in control channel corresponding to two TTI；Or common control channel corresponding to one group of TTI The process identification (PID) of the transmission block of the first TTI is carried in road, in one group of TTI in control channel corresponding to each TTI The process identification (PID) of transmission block is not carried.
  14. 14. according to the method for claim 12, it is characterised in that methods described also includes：
    Determine the time domain scale information of one group of TTI；
    The control channel of each TTI in one group of TTI is sent to second network equipment, is controlled corresponding to the first TTI The time domain scale information of one group of TTI is carried in channel processed；Or
    CCCH corresponding to one group of TTI is sent to second network equipment, is taken in the CCCH Time domain scale information with one group of TTI.
  15. 15. according to the method for claim 14, it is characterised in that the time domain scale information of one group of TTI is：Described one TTI number in group TTI, or in one group of TTI first TTI and last TTI time interval, or described one group The entry-into-force time scope of control information corresponding to first TTI in TTI, or the life of common control information corresponding to one group of TTI Imitate time range.
  16. 16. the method according to claim 12 to 15, it is characterised in that one group of TTI is including the first TTI and at least One the 2nd TTI, methods described also include：
    Determine that control information is relative to the change of control information corresponding to the first TTI corresponding to each 2nd TTI respectively Change information, wherein, the change information includes：Control information is relative to corresponding to the first TTI corresponding to 2nd TTI The incremental control information of control information, or control information corresponding to the 2nd TTI is relative to control corresponding to the first TTI The control information of information updating；
    Into second network equipment transmission, one group of TTI, control channel, the first TTI corresponding to each TTI are corresponding Control channel in carry control information corresponding to the first TTI, in control channel corresponding to each 2nd TTI point Change information corresponding to each 2nd TTI is not carried.
  17. 17. the method according to claim 12 to 15, it is characterised in that methods described also includes：
    Determine that each control information corresponding to TTI is relative to common control information corresponding to one group of TTI in one group of TTI Change information, the change information includes：The common control information of each TTI is relative to corresponding to one group of TTI The incremental control information of common control information, or control information corresponding to each TTI is relative to corresponding to one group of TTI The control information of common control information renewal；
    Each TTI in CCCH, and one group of TTI corresponding to one group of TTI is sent to second network equipment Corresponding control channel, public control corresponding to one group of TTI is carried in CCCH corresponding to one group of TTI Information, control information corresponding to each TTI is carried respectively relative to described in control channel corresponding to each TTI The change information of common control information corresponding to one group of TTI.
  18. 18. the method according to claim 12 to 15, it is characterised in that one group of TTI is including the first TTI and at least One the 2nd TTI, methods described also include：
    The reference signal of each TTI in one group of TTI is sent to second network equipment, wherein, the ginseng of the first TTI The resource size for examining signal occupancy is more than or equal to the resource size that each 2nd TTI reference signal takes.
  19. A kind of 19. network equipment, it is characterised in that the network equipment includes receiver, processor and transmitter, wherein：
    The receiver, for receiving the transmission of first network equipment, with each TTI in one group of Transmission Time Interval TTI points It is not corresponding, data channel, wherein, one group of TTI includes the first TTI and at least one 2nd TTI；
    The processor, for obtaining corresponding with the transmission block in the first TTI the first process identification (PID), and according to described the One process identification (PID), determine at least one respective second process identification (PID)s of 2nd TTI；
    The processor, for according to the reception condition to data channel corresponding to one group of TTI difference, generation and described one Response message corresponding to group TTI difference；
    The transmitter, for each response message corresponding to TTI in one group of TTI to be sent into the first network respectively Equipment.
  20. 20. the network equipment according to claim 19, it is characterised in that the processor, be used for：
    The time domain scale information of one group of TTI is obtained, and according to the time domain scale information, determines institute in one group of TTI Including the first TTI and at least one 2nd TTI；
    The receiver, for receiving each self-corresponding data letters of the first TTI and at least one 2nd TTI respectively Road.
  21. 21. the network equipment according to claim 20, it is characterised in that according to the time domain scale information, it is determined that described Included the first TTI and at least one 2nd TTI in one group of TTI, including any one in following situations：
    In the case where the number for the TTI that time domain scale information instruction one group of TTI includes is N, it is determined that described Continuous N-1 the 2nd TTI after included TTI is the first TTI and the first TTI in one group of TTI；
    The feelings of first TTI and last TTI time interval in the time domain scale information indicates one group of TTI Under condition, it is determined that included TTI for the first TTI and after the first TTI and is in institute in one group of TTI State all 2nd TTI in time interval；
    In the case where the time domain scale information indicates the entry-into-force time scope of control information corresponding to the first TTI, root According to the entry-into-force time scope of control information corresponding to first TTI, it is determined that included TTI is in one group of TTI First TTI and all second after the first TTI and in the range of the entry-into-force time in the control information TTI；
    The situation of the entry-into-force time scope of common control information corresponding to one group of TTI is indicated in the time domain scale information Under, it is determined that included TTI is for the first TTI and after the first TTI and in described in one group of TTI All 2nd TTI in the range of the entry-into-force time of common control information.
  22. 22. the network equipment according to claim 19 to 21, it is characterised in that the processor, be used for：
    Obtain default the first process identification (PID) corresponding with transmission block in the first TTI；Or
    The receiver, control channel corresponding to the first TTI sent for receiving the first network equipment, the place Device is managed, for obtaining the first process identification (PID) carried in the control channel, first process identification (PID) is in one group of TTI Process identification (PID) corresponding to transmission block in first TTI；Or
    The processor, for by CCCH corresponding to one group of TTI, obtaining the first process identification (PID), described the One process identification (PID) is process identification (PID) corresponding to transmission block in one group of TTI in the first TTI.
  23. 23. the network equipment according to claim 19, it is characterised in that the processor, be used for：
    Obtain the TTI intervals N that default maximum is entered between number of passes, and the first TTI and the TTI of n-th the 2nd；By described One process identification (PID) and the TTI intervals N sums, divided by the maximum enter number of passes, obtained remainder, are defined as the n-th the Two TTI the second process identification (PID), wherein, N is positive integer；Or
    Obtain the TTI intervals P that default maximum is entered between number of passes, and the first TTI and first the 2nd TTI；By described in First process identification (PID) and the TTI intervals P sums, divided by the maximum enter number of passes, obtained remainder, are defined as described first 2nd TTI the second process identification (PID), wherein, P is positive integer；
    Obtain the TTI of n-th the 2nd the second process identification (PID), and N+1 the 2nd TTI and TTI of n-th the 2nd TTI Q is spaced, number of passes is entered into the second process identification (PID) of the TTI of n-th the 2nd and the TTI intervals Q sums, divided by the maximum, Obtained remainder, it is defined as the N+1 the 2nd TTI the second process identification (PID), wherein, N, Q are positive integer.
  24. 24. the network equipment according to claim 20, it is characterised in that the processor, be used for：
    Obtain default one group of TTI time domain scale information；Or
    The receiver, control channel corresponding to the first TTI sent for receiving the first network equipment, the place Device is managed, for obtaining the one group of TTI carried in control channel corresponding to the first TTI time domain scale information；Or
    The processor, for passing through CCCH corresponding to one group of TTI, acquisition one group of TTI time domain model Enclose information.
  25. 25. the network equipment according to claim 19 to 24, it is characterised in that the receiver, for receiving described Control channel corresponding to each TTI in one group of TTI that one network equipment is sent, wherein, controlled corresponding to the first TTI Control information corresponding to the first TTI is carried in channel, is carried respectively in control channel corresponding to each 2nd TTI There is change information of the control information corresponding to each 2nd TTI relative to control information corresponding to the first TTI, it is described Change information includes：The control information of 2nd TTI is believed relative to the increment control algorithm of control information corresponding to the first TTI Breath, or the control information that control information corresponding to the 2nd TTI updates relative to control information corresponding to the first TTI；
    The processor, for changing letter corresponding to the control information according to corresponding to the first TTI and each 2nd TTI Breath, control information corresponding to each 2nd TTI is determined respectively；
    The processor, for the control information according to corresponding to each TTI in one group of TTI, to each in one group of TTI Data channel corresponding to TTI, the demodulation decoding of data channel is carried out, determine connecing for data channel corresponding to each TTI Receipts situation.
  26. 26. the network equipment according to claim 19 to 24, it is characterised in that the receiver, for receiving described Controlled in CCCH, and one group of TTI corresponding to one group of TTI that one network equipment is sent corresponding to each TTI Channel, wherein, common control information corresponding to one group of TTI is carried in CCCH corresponding to one group of TTI, Control information corresponding to each TTI is carried in control channel corresponding to each TTI respectively relative to described one group The change information of common control information corresponding to TTI, the change information include：The common control channel manner of breathing of each TTI For the incremental control information of common control information corresponding to one group of TTI, or control information phase corresponding to each TTI The control information updated for common control information corresponding to one group of TTI；
    The processor, for each TTI pairs in the common control information according to corresponding to one group of TTI and one group of TTI The change information answered, control information corresponding to each TTI is determined respectively；
    The processor, for the control information according to corresponding to each TTI in one group of TTI, to each in one group of TTI Data channel corresponding to TTI, the demodulation decoding of data channel is carried out, determine connecing for data channel corresponding to each TTI Receipts situation.
  27. 27. the network equipment according to claim 19 to 24, it is characterised in that the receiver, be used for：
    The reference signal of each TTI in one group of TTI that the first network equipment is sent is received, wherein, the first TTI The resource size that takes of reference signal be more than or equal to the resource size that each 2nd TTI reference signal takes；
    The processor, for for the first TTI, being carried out according to the reference signal of the first TTI to the first TTI Channel estimation；
    The processor, for for any TTI in the 2nd TTI, according to the reference signal of any TTI, and All or part of reference signal in one group of TTI in the reference signal of each TTI before any TTI, to described Any TTI carries out channel estimation；
    The processor, for control information and corresponding channel estimation knot according to corresponding to each TTI in one group of TTI Fruit, to each data channel corresponding to TTI in one group of TTI, the demodulation decoding of data channel is carried out, is determined described each The reception condition of data channel corresponding to TTI.
  28. 28. the network equipment according to claim 19 to 27, it is characterised in that the transmitter, be used for：
    In a TTI in last TTI in one group of TTI or outside one group of TTI, by control channel, Respectively by each response message corresponding to TTI in one group of TTI, the first network equipment is sent to.
  29. 29. the network equipment according to claim 19 to 28, it is characterised in that the transmitter, be additionally operable to：Described one In a TTI before group TTI, by control channel, each TTI in one group of TTI is sent to the first network equipment Data channel corresponding to schedule information.
  30. A kind of 30. network equipment, it is characterised in that the network equipment includes transmitter, receiver and processor, wherein：
    The transmitter, for sending each TTI in one group of TTI for corresponding to second network equipment to second network equipment Data channel；
    The receiver, feed back for receiving second network equipment according to the reception condition of the data channel described in Each response message corresponding to TTI in one group of TTI；
    The processor, for according to the response message received, carrying out hybrid automatic repeat-request HARQ processing.
  31. 31. the network equipment according to claim 30, it is characterised in that one group of TTI is including the first TTI and at least One the 2nd TTI；
    The process identification (PID) of the transmission block of the first TTI is carried in control channel corresponding to first TTI, each described the The process identification (PID) of transmission block is not carried in control channel corresponding to two TTI；Or common control channel corresponding to one group of TTI The process identification (PID) of the transmission block of the first TTI is carried in road, in one group of TTI in control channel corresponding to each TTI The process identification (PID) of transmission block is not carried.
  32. 32. the network equipment according to claim 30, it is characterised in that the processor, be additionally operable to determine described one group TTI time domain scale information；
    The transmitter, it is additionally operable to send the control channel of each TTI in one group of TTI, institute to second network equipment State the time domain scale information that one group of TTI is carried in control channel corresponding to the first TTI；Or
    The transmitter, it is additionally operable to send CCCH corresponding to one group of TTI to second network equipment, it is described The time domain scale information of one group of TTI is carried in CCCH.
  33. 33. the network equipment according to claim 32, it is characterised in that the time domain scale information of one group of TTI is：Institute State the time interval of first TTI and last TTI in the number of TTI in one group of TTI, or one group of TTI, or described one The entry-into-force time scope of control information corresponding to first TTI in group TTI, or common control information corresponding to one group of TTI Entry-into-force time scope.
  34. 34. the network equipment according to claim 30 to 33, it is characterised in that one group of TTI include the first TTI and At least one 2nd TTI, the processor are additionally operable to：
    Determine that control information is relative to the change of control information corresponding to the first TTI corresponding to each 2nd TTI respectively Change information, wherein, the change information includes：Control information is relative to corresponding to the first TTI corresponding to 2nd TTI The incremental control information of control information, or control information corresponding to the 2nd TTI is relative to control corresponding to the first TTI The control information of information updating；
    The transmitter, it is additionally operable to send to control corresponding to each TTI in one group of TTI to second network equipment to believe Road, control information corresponding to the first TTI is carried in control channel corresponding to the first TTI, each 2nd TTI Change information corresponding to each 2nd TTI is carried in corresponding control channel respectively.
  35. 35. the network equipment according to claim 30 to 33, it is characterised in that the processor is additionally operable to：
    Determine that each control information corresponding to TTI is relative to common control information corresponding to one group of TTI in one group of TTI Change information, the change information includes：The common control information of each TTI is relative to corresponding to one group of TTI The incremental control information of common control information, or control information corresponding to each TTI is relative to corresponding to one group of TTI The control information of common control information renewal；
    The transmitter, it is additionally operable to send CCCH corresponding to one group of TTI to second network equipment, and Each control channel corresponding to TTI in one group of TTI, described one group is carried in CCCH corresponding to one group of TTI Common control information corresponding to TTI, carry respectively corresponding to each TTI in control channel corresponding to each TTI Control information relative to common control information corresponding to one group of TTI change information.
  36. 36. the network equipment according to claim 30 to 33, it is characterised in that one group of TTI include the first TTI and At least one 2nd TTI, the transmitter are additionally operable to：
    The reference signal of each TTI in one group of TTI is sent to second network equipment, wherein, the ginseng of the first TTI The resource size for examining signal occupancy is more than or equal to the resource size that each 2nd TTI reference signal takes.
  37. A kind of 37. system of data transfer, it is characterised in that the system includes first network equipment and second network equipment, Wherein：
    The first network equipment, for sending one group of TTI of corresponding second network equipment to second network equipment In each TTI data channel；Receive the institute that second network equipment feeds back according to the reception condition of the data channel State each response message corresponding to TTI in one group of TTI；According to the response message received, hybrid automatic repeat-request is carried out HARQ processing；
    Second network equipment, send for receiving the first network equipment, and in one group of Transmission Time Interval TTI Corresponding to each TTI difference, data channel, wherein, one group of TTI includes the first TTI and at least one 2nd TTI；Obtain Take the first process identification (PID) corresponding with the transmission block in the first TTI, and according to first process identification (PID), it is determined that it is described extremely Few respective second process identification (PID) of 2nd TTI；According to the reception feelings to data channel corresponding to one group of TTI difference Condition, generation response message corresponding with one group of TTI difference；Each response corresponding to TTI in one group of TTI is believed respectively Breath is sent to the first network equipment.
CN201610369750.5A 2016-05-30 2016-05-30 The method, apparatus and system of a kind of data transfer Withdrawn CN107453846A (en)

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Cited By (3)

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Publication number Priority date Publication date Assignee Title
CN110831190A (en) * 2018-08-10 2020-02-21 北京展讯高科通信技术有限公司 Uplink scheduling-free data transmission method and device, storage medium and user equipment
CN111181694A (en) * 2018-11-09 2020-05-19 华为技术有限公司 Method and device for transmitting uplink control information
WO2020156024A1 (en) * 2019-01-29 2020-08-06 华为技术有限公司 Method for transmitting downlink control channel, terminal apparatus, and network apparatus

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US10873942B2 (en) 2017-07-12 2020-12-22 Qualcomm Incorporated Code block group feedback techniques for multiple carriers or transmission time intervals

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CN101132262B (en) * 2006-08-21 2011-04-20 大唐移动通信设备有限公司 Method for implementing synchronous HARQ in TDD system and data transmission
GB2507529A (en) * 2012-11-02 2014-05-07 Sony Corp Telecommunications apparatus and methods

Cited By (5)

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Publication number Priority date Publication date Assignee Title
CN110831190A (en) * 2018-08-10 2020-02-21 北京展讯高科通信技术有限公司 Uplink scheduling-free data transmission method and device, storage medium and user equipment
CN110831190B (en) * 2018-08-10 2023-04-14 北京紫光展锐通信技术有限公司 Uplink scheduling-free data transmission method and device, storage medium and user equipment
CN111181694A (en) * 2018-11-09 2020-05-19 华为技术有限公司 Method and device for transmitting uplink control information
CN111181694B (en) * 2018-11-09 2021-07-09 华为技术有限公司 Method and device for transmitting uplink control information
WO2020156024A1 (en) * 2019-01-29 2020-08-06 华为技术有限公司 Method for transmitting downlink control channel, terminal apparatus, and network apparatus

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Application publication date: 20171208