CN105991243A - Data repeat transmission method and device - Google Patents

Abstract

The embodiment of the present invention discloses a data repeat transmission method. The method comprises the steps of determining the repeat transmission resources, wherein the repeat transmission resources comprise X partitions, X is a positive integer greater than or equal to 2; on the condition of configuring feedback information resources for the partitions or allowing the feedback information to preempt the resources, according to the feedback information of the x-th partition, deciding whether to continuously use or release the subsequent partitions, wherein x is a positive integer, and 0<x<X; on the condition of not configuring the feedback information resources for the partitions or not allowing the feedback information to preempt the resources, after the x-th partition transmits, continuously using the (x+1)-th partition to transmit at intervals of y sub-frames until the X-th partition is used to transmit, wherein x is a positive integer, and 0<x<X, y is a positive integer and is the number of the subframe intervals between the x-th partition and the (x+1)-th partition. Meanwhile, the embodiment of the present invention also discloses a data repeat transmission device.

Description

A kind of Data duplication transmission method and device

Technical field

The present invention relates to mobile communication technology field, be specifically related to a kind of Data duplication transmission method and device.

Background technology

Machine type communication (MTC, Machine Type Communication) user terminal (UE, User Equipment), also referred to as machine to machine (M2M, Machine to Machine) user communication device, It it is the main application form of current Internet of Things.In recent years, due to Long Term Evolution (LTE, Long-Term The frequency spectrum of Evolution)/advanced long-term evolution system (LTE-A, Long-Term Evolution Advance) Efficiency is high, and increasing mobile operator selects LTE/LTE-A as the evolution of system of broadband wireless communication Direction.Therefore, MTC multiple types data service based on LTE/LTE-A is also by more attractive.

In MTC terminal, have a Terminal Type due to present position or self-characteristic limited thus cause cover Performance is remarkably decreased.Such as, intelligent meter data recording class MTC terminal is fixedly mounted on the low coverings such as basement mostly Under environments, its data that mainly send away a parcel, the requirement to data rate is low, it is possible to tolerate bigger number According to propagation delay time.Owing to this type of terminal log is low according to rate requirement, for the transmission of data message, Ke Yitong The modes such as transmission that are repeated several times in lower modulating-coding speed and time domain of crossing are just to ensure parcel data Really transmission.But, the repeating transmission and can cause ineffective systems of bigger number of times.

Summary of the invention

In view of this, embodiment of the present invention expectation provides a kind of Data duplication transmission method and device, can solve The problem that in low covering performance communication scenes, Data duplication efficiency of transmission is low.

For reaching above-mentioned purpose, the technical scheme of the embodiment of the present invention is achieved in that

Embodiments providing a kind of Data duplication transmission method, described method includes:

Determining repetition transfer resource, wherein, described repetition transfer resource includes X piecemeal, or described heavy Multiple transfer resource is that number of repetition is split as X block, or described repetition transfer resource is to repeat resource reconfiguration And reconfiguring as X block, X is the positive integer more than or equal to 2；

In the case of promising each piecemeal configuration feedback information resource or permission feedback information preempting resources, root Determine that following blocks is to continue with using or release according to the feedback information of xth piecemeal；Wherein, x is positive integer And 0 < x < X, described following blocks is to X piecemeal from x+1 piecemeal；

In the case of not distributing feedback information resource for each piecemeal and not allowing feedback information preempting resources, After xth block transmission completes, it is spaced y subframe and is continuing with (x+1)th block transmission, until using the Till X block transmission；Wherein, x is positive integer and 0 < x < X；Y is positive integer, and y is xth piecemeal and The number of sub-frames at interval between x+1 piecemeal.

Preferably, the described precondition determining repetition transfer resource, at least include:

When iterative transfer times is more than first threshold, or when covering grade more than Second Threshold, or receive thing During reason layer signaling instruction, or when receiving high-level signaling notice, or base station is pre-configured.

Preferably, the described feedback information according to xth piecemeal determines that following blocks is to continue with using or release, Including:

If feedback information is affirmative acknowledgement ACK, then discharge follow-up all piecemeals, described follow-up all piecemeal bags Include (x+1)th piecemeal to X piecemeal；If feedback information is negative response NACK, then it is continuing with (x+1)th Block transmission, then continues to judge that its following blocks resource is to continue with making according to the feedback information of (x+1)th piecemeal With still release, its following blocks described is the piecemeal after x+1 piecemeal；Wherein, x is positive integer, and 0<x<X。

Preferably, one of determination mode of described y is:

The number of repetition of the channel according to loading ACK/NACK determines；

Or, determine according to the sub-frame number that the specific period residing for xth piecemeal and xth piecemeal take.

Preferably, described method also includes:

When the number of repetition of the channel according to loading ACK/NACK determines, y=N+2k-2；Wherein, N table Showing the number of repetition of the channel of loading ACK/NACK, k is constant, wherein during FDD pattern, K is the constant of a fixed value, during TDD pattern according to different ascending-descending subframes configuration k is The constant of different fixed values；

When the sub-frame number taken according to the specific period residing for xth piecemeal and xth piecemeal determines, and when the When x piecemeal is positioned at fixed position in cycle M, y=M-Lx, wherein, M represents the spy residing for xth piecemeal Fixed cycle, Lx is the sub-frame number that xth piecemeal takies, M > Lx.

Preferably, described method also includes:

According to covering the size of the sub-frame number that grade determines that described xth piecemeal takies, wherein, high covering etc. Piecemeal sub-frame number corresponding to Ji is the integral multiple of the piecemeal sub-frame number corresponding to low covering grade.

Preferably, described method also includes:

In described X piecemeal, the frequency domain position at each piecemeal place is identical, and described frequency domain position is according to controlling signaling The Physical Resource Block PRB of instruction determines；

Or, in described X piecemeal, the frequency domain position at each piecemeal place is not all the same, the 1st piecemeal place Frequency domain position determines according to the PRB controlling signaling instruction, and when 1 < during x≤X, the frequency domain at xth piecemeal place Position carries out frequency hopping on the basis of the 1st piecemeal.

Preferably, described method also includes:

If being further divided into r sub-piecemeal in xth piecemeal, different sub-piecemeals uses different frequency domain resource transmission Data, and/or use different spread spectrum code transmission data.

Preferably, described method also includes:

For downlink data transmission, the channel of described loading ACK/nack message is that physical uplink controls letter During road PUCCH, determine that the mode of PUCCH resource value is at least relevant with one of following parameter:

Times of Feedback, piecemeal number, number of repetition.

Preferably, described method also includes:

When each piecemeal carries out data transmission, use the PUCCH transmission of identical PUCCH resource value ACK/NACK information；

Or, use the PUCCH transmission ACK/NACK information of different PUCCH resource value.

Preferably, the described PUCCH transmission ACK/NACK letter using different PUCCH resource value Before breath, described method also includes:

Determining PUCCH resource value based on different piecemeals number, wherein, described different piecemeal number is corresponding PUCCH resource value is:

$n_{\mathrm{PUCCH},m}^{(1,{\tilde{p}}_0)}=n_{\mathrm{ECCE},q}+m+{\mathrm{\&Delta;}}_{\mathrm{ARO}}+N_{\mathrm{PUCCH},q}^{\left(e1\right)};$ Wherein,Represent port p₀Upper piecemeal m The PUCCH resource value used, n_ECCE,qRepresent the PRB strengthening downlink physical control channel EPDCCH The enhancing that in set q, EPDCCH uses controls channel element ECCE smallest sequence number, Δ_ARORepresent mixing HARQ response HARQ-ACK resource offset domain,Configured by high-level signaling； M=1,2 ..., M, M represent Times of Feedback, and M≤X, and X represents piecemeal sum；

Or, determine in conjunction with down control channel PDCCH iterative transfer times and different piecemeals number PUCCH resource value, wherein, the PUCCH resource value that described different piecemeal number is corresponding is:

$n_{\mathrm{PUCCH},m}^{(1,{\tilde{p}}_0)}=n_{\mathrm{ECCE},q}+(m\&CenterDot;N_{\mathrm{EPDCCH}})\mathrm{mod}M+{\mathrm{\&Delta;}}_{\mathrm{ARO}}+N_{\mathrm{PUCCH},q}^{\left(e1\right)},$ Represent port p₀ The PUCCH resource value that upper piecemeal m is used, n_ECCE,qRepresent in the PRB set q of EPDCCH The ECCE smallest sequence number that EPDCCH uses, Δ_ARORepresent HARQ-ACK resource offset domain, Configured by high-level signaling；N_EPDCCHExpression EPDCCH number of repetition, m=1,2 ..., M, M table Showing Times of Feedback, and M≤X, X represents piecemeal sum.

Preferably, described method also includes:

For downlink data transmission, the channel of described loading ACK/nack message accesses letter with physical accidental During road PRACH preempting resources, take one or more PRB transmission in the 6PRB of PRACH channel ACK/NACK information, or take one or more subcarriers transmission ACK/NACK of PRACH channel Information.

Preferably, described method also includes:

For downlink data transmission, the channel of described loading ACK/nack message shares letter with physical uplink During road PUSCH preempting resources, take one or more orthogonal frequency division multiplexings of pilot tone both sides in PUSCH channel ACK/NACK information is transmitted by OFDM symbol.

Preferably, described method also includes:

For transmitting uplink data, the channel of described loading ACK/nack message is that physical mixed weighs automatically When passing request instruction channel PHICH, determine for transmitting according to the PRB minimum index of transmitting uplink data The PHICH resource value of ACK/NACK information.

Preferably, described method also includes:

For transmitting uplink data, the channel of described loading ACK/nack message be EPDCCH or During PDCCH, use and contain only the Downlink Control Information DCI of ACK/NACK information or include that resource is distributed The DCI of RA/ Modulation and Coding Scheme MCS+NACK transmits ACK/NACK information.

Preferably, described method also includes:

For transmitting uplink data, the channel of described loading ACK/nack message shares letter with physical down During road PDSCH channel preempting resources, take one or more PRB transmission in PDSCH channel ACK/NACK information, or take one or more subcarriers transmission ACK/NACK of PDSCH channel Information.

The embodiment of the present invention additionally provides a kind of Data duplication transmitting device, described device include determining module, First control module and the second control module；Wherein,

Described determining module, be used for determining repetition transfer resource, wherein, described repetition transfer resource includes X Individual piecemeal, or described repetition transfer resource is that number of repetition is split as X block, or described repeat transmission money Source is to repeat resource reconfiguration and reconfigure as X block, and X is the positive integer more than or equal to 2；

Described first control module, in promising each piecemeal configuration feedback information resource or permission feedback letter In the case of breath preempting resources, determine that following blocks is to continue with using still according to the feedback information of xth piecemeal Release；Wherein, x is positive integer and 0 < x < X；

Described second control module, for not distributing feedback information resource for each piecemeal and not allowing feedback In the case of information preempting resources, after xth block transmission completes, it is spaced y subframe and is continuing with (x+1)th Block transmission, till using X block transmission；Wherein, x is positive integer and 0 < x < X；Y is just Integer, y is the number of sub-frames at interval between xth piecemeal and (x+1)th piecemeal.

Preferably, described determine that module determines the precondition of repetition transfer resource, at least include:

When iterative transfer times is more than first threshold, or when covering grade more than Second Threshold, or receive thing During reason layer signaling instruction, or when receiving high-level signaling notice.

Preferably, described first control module, it is additionally operable to:

If feedback information is ACK, then discharging follow-up all piecemeals, described follow-up all piecemeals include (x+1)th Piecemeal is to X piecemeal；If feedback information is NACK, then it is continuing with (x+1)th block transmission, then root Continue to judge that following blocks resource is to continue with using or release according to the feedback information of (x+1)th piecemeal；Wherein, x For positive integer, and 0 < x < X.

Preferably, described second control module also includes determining submodule, is used for:

The number of repetition of the channel according to loading ACK/NACK determines y；

Or, determine y according to the sub-frame number that the specific period residing for xth piecemeal and xth piecemeal take.

Preferably, described determine submodule, be additionally operable to:

When the number of repetition of the channel according to loading ACK/NACK determines, y=N+2k-2；Wherein, N table Showing the number of repetition of the channel of loading ACK/NACK, k is constant, and wherein during fdd mode, k is one The constant of individual fixed value；During tdd mode, it is different fixed values according to different ascending-descending subframes configuration k Constant；

When the sub-frame number taken according to the specific period residing for xth piecemeal and xth piecemeal determines, and when the When x piecemeal is positioned at fixed position in cycle M, y=M-Lx, wherein, M represents the spy residing for xth piecemeal Fixed cycle, Lx is the sub-frame number that xth piecemeal takies, M > Lx.

Preferably, described determine submodule, be additionally operable to:

According to covering the size of the sub-frame number that grade determines that described xth piecemeal takies, wherein, high covering etc. Piecemeal sub-frame number corresponding to Ji is the integral multiple of the piecemeal sub-frame number corresponding to low covering grade.

Preferably, described device also includes that frequency domain resource distributes module, is used for:

Making the frequency domain position at each piecemeal place in described X piecemeal identical, described frequency domain position is according to controlling letter The PRB of order instruction determines；

Or, in described X piecemeal, the frequency domain position at each piecemeal place is not all the same, the 1st piecemeal place Frequency domain position determines according to the PRB controlling signaling instruction, and when 1 < during x≤X, the frequency domain at xth piecemeal place Position carries out frequency hopping on the basis of the 1st piecemeal.

Preferably, described frequency domain resource distribution module, it is additionally operable to:

If being further divided into r sub-piecemeal in xth piecemeal, different sub-piecemeals uses different frequency domain resource transmission Data, and/or use different spread spectrum code transmission data.

Preferably, described device also includes: transmission of feedback information module, is used for:

For downlink data transmission, when the channel of described loading ACK/nack message is PUCCH, determine PUCCH resource value；

Wherein it is determined that the mode of PUCCH resource value is at least relevant with one of following parameter:

Times of Feedback, piecemeal number, number of repetition.

Preferably, described transmission of feedback information module, it is additionally operable to:

When each piecemeal carries out data transmission, use the PUCCH transmission of identical PUCCH resource value ACK/NACK information.

Or, use the PUCCH transmission ACK/NACK information of different PUCCH resource value.

Preferably, described transmission of feedback information module, it is additionally operable to:

The described PUCCH transmission ACK/NACK information using different PUCCH resource value it Before, determine PUCCH resource value based on different piecemeals number, wherein, described different piecemeal number is corresponding PUCCH resource value is:

$n_{\mathrm{PUCCH},m}^{(1,{\tilde{p}}_0)}=n_{\mathrm{ECCE},q}+m+{\mathrm{\&Delta;}}_{\mathrm{ARO}}+N_{\mathrm{PUCCH},q}^{\left(e1\right)};$ Wherein,Represent port p₀Upper piecemeal m The PUCCH resource value used, n_ECCE,qRepresent that in the PRB set q of EPDCCH, EPDCCH makes ECCE smallest sequence number, Δ_ARORepresent HARQ-ACK resource offset domain,By high-level signaling Configure；M=1,2 ..., M, M represent Times of Feedback, and M≤X, and X represents piecemeal sum；

Or, determine PUCCH resource value in conjunction with PDCCH number of repetition and different piecemeals number, wherein, The PUCCH resource value that described different piecemeal number is corresponding is:

$n_{\mathrm{PUCCH},m}^{(1,{\tilde{p}}_0)}=n_{\mathrm{ECCE},q}+(m\&CenterDot;N_{\mathrm{EPDCCH}})\mathrm{mod}M+{\mathrm{\&Delta;}}_{\mathrm{ARO}}+N_{\mathrm{PUCCH},q}^{\left(e1\right)},$ Represent port p₀ The PUCCH resource value that upper piecemeal m is used, n_ECCE,qRepresent in the PRB set q of EPDCCH The ECCE smallest sequence number that EPDCCH uses, Δ_ARORepresent HARQ-ACK resource offset domain, Configured by high-level signaling；N_EPDCCHExpression EPDCCH number of repetition, m=1,2 ..., M, M table Showing Times of Feedback, and M≤X, X represents piecemeal sum.

Preferably, described transmission of feedback information module, it is additionally operable to:

For downlink data transmission, the channel of described loading ACK/nack message and PRACH preempting resources Time, take one or more PRB in the 6PRB of PRACH channel and transmit ACK/NACK information, or Person takies one or more subcarriers transmission ACK/NACK information of PRACH channel.

Preferably, described transmission of feedback information module, it is additionally operable to:

For downlink data transmission, the channel of described loading ACK/nack message and PUSCH preempting resources Time, take one or more OFDM symbol transmission ACK/NACK of pilot tone both sides in PUSCH channel Information.

Preferably, described transmission of feedback information module, it is additionally operable to:

For transmitting uplink data, when the channel of described loading ACK/nack message is PHICH, according to The PRB minimum index of transmitting uplink data determines the PHICH resource for transmitting ACK/NACK information Value.

Preferably, described transmission of feedback information module, it is additionally operable to:

For transmitting uplink data, the channel of described loading ACK/nack message be EPDCCH or During PDCCH, use and contain only the DCI of ACK/NACK information or include RA/MCS+NACK's DCI transmits ACK/NACK information.

Preferably, described transmission of feedback information module, it is additionally operable to:

For transmitting uplink data, the channel of described loading ACK/nack message shares letter with physical down During road PDSCH channel preempting resources, take one or more PRB transmission in PDSCH channel ACK/NACK information, or take one or more subcarriers transmission ACK/NACK of PDSCH channel Information

Data duplication transmission method that the embodiment of the present invention provides and device, determine repetition transfer resource, wherein, Described repetition transfer resource includes X piecemeal, and X is the positive integer more than or equal to 2；Join at promising each piecemeal In the case of putting feedback information resource or allowing feedback information preempting resources, according to the feedback letter of xth piecemeal Breath determines that following blocks is to continue with using or release；Wherein, x is positive integer and 0 < x < X；It is not In the case of each piecemeal distributes feedback information resource and do not allows feedback information preempting resources, pass at xth piecemeal After being totally lost into, it is spaced y subframe and is continuing with (x+1)th block transmission, until use X block transmission is Only；Wherein, x is positive integer and 0 < x < X；Y is positive integer, and y is between xth piecemeal and (x+1)th piecemeal The number of sub-frames at interval.So, technical scheme described in the embodiment of the present invention solves low covering performance communication field The problem that in scape, Data duplication efficiency of transmission is low, it is possible to relatively accurately data are repeated transmission, enters And also improve system effectiveness, reduce propagation delay time.Additionally, technical scheme is outstanding described in the embodiment of the present invention It is applicable to low covering performance communication scenes.

Accompanying drawing explanation

Fig. 1 is the schematic diagram of the frame structure of fdd mode in existing LTE/LTE-A system；

Fig. 2 is the schematic diagram of the frame structure of tdd mode in existing LTE/LTE-A system；

The schematic flow sheet of the Data duplication transmission method that Fig. 3 provides for the embodiment of the present invention；

The schematic diagram of the autonomous transmission conflict latter processing method that Fig. 4 provides for the embodiment of the present invention；

Fig. 5 is the schematic diagram of another kind of processing method after conflicting for the autonomous transmission that the embodiment of the present invention provides；

The composition structural representation of the Data duplication transmitting device that Fig. 6 provides for the embodiment of the present invention.

Detailed description of the invention

In order to be better understood from the present invention, it is first how to count to LTE/LTE-A system in prior art According to transmission and LTE/LTE-A system defined in each channel carry out following briefly introduction.

Existing LTE/LTE-A system is transmitted based on each subframe dynamic dispatching, the most each subframe All can transmit different control channels, its frame structure is as depicted in figs. 1 and 2.

Fig. 1 is FDD (FDD, Frequency Division in existing LTE/LTE-A system Duplexing) schematic diagram of the frame structure of pattern, as it is shown in figure 1, the radio frames of a 10ms is by 20 Individual a length of 0.5ms, time slot (slot) composition of numbering 0～19, time slot 2i and 2i+1 forms a length of 1ms Subframe (subframe) i, i be 0 or natural number.

Fig. 2 is time division duplex in existing LTE/LTE-A system (TDD, Time Division Duplexing) The schematic diagram of the frame structure of pattern, as in figure 2 it is shown, the radio frames of a 10ms is by two a length of 5ms' Field (half frame) forms, and a field includes the subframe of 5 a length of 1ms, and subframe i is defined as Time slot 2i and 2i+1 of 2 a length of 0.5ms.

In LTE/LTE-A system, define Physical Downlink Control Channel (PDCCH, Physical Downlink Control Channel) and strengthen Physical Downlink Control Channel (ePDCCH, enhanced Physical Downlink Control Channel).Wherein, Physical Control Format Indicator Channel (PCFICH, Physical Control Format Indicator Channel) information that carries passes in a subframe for instruction OFDM (OFDM, the Orthogonal Frequency Division of defeated PDCCH Multiplexing) number of symbol；Physical mixed ARQ instruction channel (PHICH, Physical Hybrid-ARQ Indicator Channel) for carrying the acknowledgement/non-acknowledgement of uplink transmission data (ACK/NACK) feedback information, wherein, ARQ is HARQ (Automatic Repeat ReQuest) abbreviation；PDCCH controls information (DCI, Downlink Control for bearing downlink Information), described DCI includes: uplink and downlink schedule information, and uplink power control information.

Generally, MTC terminal can obtain DCI by demodulating PDCCH/ePDCCH channel in each subframe, To realize Physical Downlink Shared Channel (PDSCH, Physical Downlink Share Channel) The scheduling solving mediation Physical Uplink Shared Channel (PUSCH, Physical Uplink Share Channel) refers to Showing information, the ACK/NACK feedback information for downlink transmission data is carried on Physical Uplink Control Channel (PUCCH, Physical Uplink Control Channel).

The technical solution of the present invention is further elaborated with specific embodiment below in conjunction with the accompanying drawings.

It should be noted that in following various embodiments of the present invention, when determining repetition transfer resource, " described Repeat transfer resource and include X piecemeal " it is only a kind of describing mode, it is also possible to it is described as " described repetition Transfer resource is that number of repetition is divided into X block or X section ", or it is described as that " described repetition transfer resource is Number of repetition is split as X block " or be described as " described repetition transfer resource be repeat resource reconfiguration also And reconfigure as X block or X section " etc..

The schematic flow sheet of the Data duplication transmission method that Fig. 3 provides for the embodiment of the present invention, as it is shown on figure 3, Described method mainly comprises the steps that

Step 301: determine repetition transfer resource；

Wherein, described repetition transfer resource includes X piecemeal, and X is the positive integer more than or equal to 2.

Preferably, the described precondition determining above-mentioned repetition transfer resource, at least include:

When iterative transfer times is more than first threshold, or when covering grade more than Second Threshold, or receive thing During reason layer signaling instruction, or when receiving high-level signaling notice.

Specifically, described repetition transfer resource is that the precondition of X piecemeal includes but not limited to one below: Number of repetition is more than n times, and such as taking N is 100, only in the case of repeating more than 100 times is transmitted, Just repetition resource is defined as X piecemeal；Cover grade and exceed a certain grade level i, such as, cover grade There are 3 grades, and the number of repetition of high-grade level 3 correspondence is higher, when only having more than level 2, just will repeat Resource is defined as X piecemeal；Physical layer signaling indicates, and notifies X value by DCI, will repeat transmission Resource is divided into X piecemeal；During high-level signaling notice, system information block (SIB, System can be passed through Information Block) or wireless heterogeneous networks (RRC, Radio Resource Control) message informing During X value, repetition transfer resource is divided into X piecemeal.

In the present embodiment, described repeat transmission can be PDSCH repeat transmit, it is also possible to be PUSCH Repeat transmission.Wherein, PDSCH number of repetition is N_PDSCH, PUSCH number of repetition be N_PUSCH、 Piecemeal sum is X.

Step 302: configure feedback information resource at promising each piecemeal or allow feedback information preempting resources In the case of, determine that following blocks is to continue with using or release according to the feedback information of xth piecemeal；Wherein, x For positive integer and 0 < x < X, described following blocks is to X piecemeal from x+1 piecemeal；

In the case of not distributing feedback information resource for each piecemeal and not allowing feedback information preempting resources, After xth block transmission completes, it is spaced y subframe and is continuing with (x+1)th block transmission, until using the Till X block transmission；Wherein, x is positive integer and 0 < x < X；Y is positive integer, and y be xth piecemeal with The number of sub-frames at interval between (x+1)th piecemeal.

Preferably, the described feedback information according to xth piecemeal determines that following blocks is to continue with using or release, Including:

If feedback information is affirmative acknowledgement (generally representing with ACK), then discharge follow-up all piecemeals, described Follow-up all piecemeals include that (x+1)th piecemeal is to X piecemeal；(generally use if feedback information is negative response NACK represents), then it is continuing with (x+1)th block transmission, then according to the feedback information of (x+1)th piecemeal Continue to judge that following blocks resource is to continue with using or release；Wherein, x is positive integer, and 0 < x < X.

Preferably, one of determination mode of described y is:

The number of repetition of the channel according to loading ACK/NACK determines；

Or, determine according to the sub-frame number that the specific period residing for xth piecemeal and xth piecemeal take.

Specifically, when determining according to the number of repetition of the channel of loading ACK/NACK, Ke Yiling Y=N+2k-2；Wherein, N represents the number of repetition of the channel of loading ACK/NACK, and k is constant

Specifically, during fdd mode, k is the constant of a fixed value, during TDD pattern according to The different constants that ascending-descending subframes configuration k is different fixed value.

Generally, k is the positive integer of no more than 10, it is preferable that k=4.

During it is to say, the end subframe number of xth piecemeal is n, the initial subframe of (x+1)th piecemeal is n+N+2k-1。

Specifically, when the sub-frame number taken according to the specific period residing for xth piecemeal and xth piecemeal determines, Y=M-Lx, wherein, M represents the specific period residing for xth piecemeal, and xth piecemeal is positioned in cycle M Fixed position, Lx is the sub-frame number that xth piecemeal takies, M > Lx.

It is to say, each piecemeal x in described X piecemeal is in specific cycle M, and M > Lx, Wherein, Lx is the sub-frame number that piecemeal x takies, and the determination of y is relevant with cycle M with Lx, it is preferable that When x piecemeal is positioned at fixed position in cycle M, y=M-Lx.Such as, X piecemeal each piecemeal x accounts for Sub-frame number be 20, and cycle M is 4 i.e. 40ms of radio frames, and only transmission one in cycle M Piecemeal, this piecemeal is positioned at the fixed position of cycle M, front 20 subframes, the now interval between different piecemeals Y=40-20=20.

Preferably, can be according to covering the size of the sub-frame number that grade determines that described xth piecemeal takies, its In, the high piecemeal sub-frame number covered corresponding to grade is the piecemeal sub-frame number corresponding to low covering grade Integral multiple.It is to say, adjacent two piecemeal sub-frame number covered corresponding to grade always meet higher covering Piecemeal sub-frame number corresponding to lid grade is the integer of the piecemeal sub-frame number corresponding to relatively low covering grade Times.

It should be noted that for covering the highest (CElevel of grade_max) corresponding piecemeal sub-frame number, Can also is that the secondary (CElevel of covering grade_max-1) to covering grade lowermost level (CElevel_min) integer Times, the piecemeal sub-frame number corresponding to the highest covering grade is the every other covering except the highest covering grade The integral multiple of the piecemeal sub-frame number corresponding to grade.

In such scheme, described method can also include:

In described X piecemeal, the frequency domain position at each piecemeal place is identical, and described frequency domain position is according to controlling signaling The Physical Resource Block (PRB, Physical Resource Block) of instruction determines；

Or, in described X piecemeal, the frequency domain position at each piecemeal place is not all the same, in described X piecemeal, The frequency domain position at the 1st piecemeal place determines according to the PRB controlling signaling instruction, and when 1 < during x≤X, xth The frequency domain position at piecemeal place carries out frequency hopping on the basis of the 1st piecemeal.

Further, described method can also include:

If being further divided into r sub-piecemeal in xth piecemeal, different sub-piecemeals uses different frequency domain resource transmission Data, and/or use different spread spectrum code transmission data.

Specifically, for different piecemeal x, the frequency domain position at its place is identical, according to controlling signaling instruction PRB determine, the frequency domain resource that the most different piecemeal x are used is the most identical, and not frequency hopping；Or no Same piecemeal x, as x=1, the frequency domain position at its place determines according to the PRB controlling signaling instruction, when 1 < during x≤X, the frequency domain position at its place carries out frequency-hopping transmissions on the basis of the 1st piecemeal, the most different points Block carries out frequency-hopping transmissions, energy improving performance on the basis of the 1st piecemeal, increases the probability of release following blocks. Further, for being further divided into r sub-piecemeal in xth piecemeal in block transmission, different sub-piecemeals uses Different frequency domain resource is transmitted and/or uses different spread spectrum codes to transmit, and whether the most each piecemeal has configuration Or the feedback resources seized, all can implement secondary splitting is r sub-piecemeal, and sub-piecemeal uses frequency-hopping transmissions And/or spread spectrum transmission, the size of preferably r piecemeal for set 4,8,16,32} or set 5,10,20, Element in 40}.

In such scheme, described method can also include:

For downlink data transmission, when the channel of described loading ACK/nack message is PUCCH, determine The mode of PUCCH resource value is at least relevant with one of following parameter:

Times of Feedback, piecemeal number, number of repetition.

Further, described method can also include:

When each piecemeal carries out data transmission, use the PUCCH transmission of identical PUCCH resource value ACK/NACK information；

Or, use the PUCCH transmission ACK/NACK information of different PUCCH resource value.

Specifically, the described PUCCH transmission ACK/NACK letter using different PUCCH resource value Before breath, also include:

Determining PUCCH resource value based on different piecemeals number, wherein, described different piecemeal number is corresponding PUCCH resource value is:

$n_{\mathrm{PUCCH},m}^{(1,{\tilde{p}}_0)}=n_{\mathrm{ECCE},q}+m+{\mathrm{\&Delta;}}_{\mathrm{ARO}}+N_{\mathrm{PUCCH},q}^{\left(e1\right)};$ Wherein,Represent port p₀Upper piecemeal m The PUCCH resource value used, n_ECCE,qRepresent that in the PRB set q of EPDCCH, EPDCCH makes Enhancing control channel element (ECCE, Enhanced Control Channel Element) smallest sequence number, Δ_ARORepresent hybrid automatic repeat-request response (HARQ-ACK, Hybrid Automatic Repeat-reQuest acknowledgement) resource offset domain,Configured by high-level signaling； M=1,2 ..., M, M represent Times of Feedback, and M≤X, and X represents piecemeal sum；

Or, determine PUCCH resource value in conjunction with PDCCH number of repetition and different piecemeals number, wherein, The PUCCH resource value that described different piecemeal number is corresponding is:

$n_{\mathrm{PUCCH},m}^{(1,{\tilde{p}}_0)}=n_{\mathrm{ECCE},q}+(m\&CenterDot;N_{\mathrm{EPDCCH}})\mathrm{mod}M+{\mathrm{\&Delta;}}_{\mathrm{ARO}}+N_{\mathrm{PUCCH},q}^{\left(e1\right)},$ Represent port p₀ The PUCCH resource value that upper piecemeal m is used, n_ECCE,qRepresent in the PRB set q of EPDCCH The ECCE smallest sequence number that EPDCCH uses, Δ_ARORepresent HARQ-ACK resource offset domain, Configured by high-level signaling；N_EPDCCHExpression EPDCCH number of repetition, m=1,2 ..., M, M table Showing Times of Feedback, and M≤X, X represents piecemeal sum.

Here, Δ_AROThe DCI carried by EPDCCH indicates；Described high-level signaling refers to pucch-ResourceStartOffset-r11。

In such scheme, described method can also include:

For downlink data transmission, the channel of described loading ACK/nack message accesses letter with physical accidental During road (PRACH, Physical Random Access Channel) preempting resources, take PRACH letter In the 6PRB in road, one or more PRB transmit ACK/NACK information, or take PRACH channel One or more subcarriers transmission ACK/NACK information.

Specifically, described in take PRACH resource, select partly or entirely at the 6PRB of PRACH channel Resource feeding back ACK, the most receiving PDSCH repeat transmission UE do not have PUCCH resource to use, Seize the PRACH resource of now community specific (cell-specific), if eNB can receive correctly, Terminate transmission the most in advance；Cause can not being properly received, then if owing to other UE send PRACH interference Terminate bust this in advance.For UE, the method can be attempted, at least for for this UE Beneficial do not have harm.For other UE, access failure can access again.

In such scheme, described method can also include:

For downlink data transmission, the channel of described loading ACK/nack message shares letter with physical uplink During road PUSCH preempting resources, take one or more orthogonal frequency division multiplexings of pilot tone both sides in PUSCH channel ACK/NACK information is transmitted by OFDM symbol.

Specifically, take PUSCH resource described in, it is assumed that this UE has full duplex ability, receive and repeat to pass Defeated PDSCH is the most also repeating transmission PUSCH, and the order of magnitude repeating to transmit due to PUSCH is higher than PUCCH repeats the order of magnitude of transmission, it can be considered to seize m subframe continuously in n+k subframe PUSCH resource is for transmitting the ACK/NACK information of feedback PDSCH.For this UE, as Fruit terminates PDSCH in advance and repeats to transmit the benefit (lifting efficiency of transmission) brought more than PUSCH loss portion What molecule frame was carried out repeats the harm (possible bust this causes retransmitting reduction efficiency of transmission) of transmission, the most permissible Attempt the method.When seizing the concrete resource of PUSCH, take the part resource of a subframe, excellent Choosing can consider to terminate or suggestion number of retransmissions information in RS both sides feedback.

In such scheme, described method can also include:

For transmitting uplink data, the channel of described loading ACK/nack message is that physical mixed weighs automatically When passing request instruction channel PHICH, determine for transmitting according to the PRB minimum index of transmitting uplink data The PHICH resource value of ACK/NACK information.

Specifically, feeding back for common ACK/NACK is in subframe N+k, it is assumed here that PUSCH Repeat to transmit n times, k=4.For terminating PUSCH transmission in advance, it is assumed that after transmitting n time, eNB is with regard to energy It is properly received, then in n+k subframe, sends ACK by repeating, need the corresponding money of distribution in subframe n+k Source, now due to resource be eNB side distribution, if use PHICH channel, then can basis And n_DMRSDetermine PHICH group number and the interior sequence number of group in corresponding PHICH channel, repeat the PUSCH of transmission PRB generally will not with other UE share, then just may be used according to PRB minimum index (lowest Index) To determine corresponding PHICH resource.

In such scheme, described method can also include:

For transmitting uplink data, the channel of described loading ACK/nack message be EPDCCH or During PDCCH, use and contain only the Downlink Control Information DCI of ACK/NACK information or include that resource is distributed (RA, Resource Allocation)/Modulation and Coding Scheme (MCS, Modulation and Coding Scheme) DCI of+NACK transmits ACK/NACK information.

Specifically, if using the channel replacing PHICH, such as EPDCCH or PDCCH, also can relatively hold The corresponding resource of easy distribution.Such as, when using EPDCCH or PDCCH, use in existing DCI New data instruction (NDI, New Data Indication) can realize loading ACK function, but, control Expense processed is bigger.Furthermore it is possible to consider to use DCI carrying, such as: 1 bit or specific bit sequence, hold Carry up termination message or uplink synchronous HARQ retransmits instruction, reduce uplink scheduling authorization (UL grant) Trigger the expense retransmitted, it is to avoid design the complexity of new channel.

In such scheme, described method can also include:

For transmitting uplink data, the channel of described loading ACK/nack message shares letter with physical down During road PDSCH channel preempting resources, take one or more PRB transmission in PDSCH channel ACK/NACK information, or take one or more subcarriers transmission ACK/NACK of PDSCH channel Information.

Specifically, take PDSCH resource described in, it is assumed that this UE has full duplex ability, receive and repeat to pass Defeated PUSCH is the most also repeating transmission PDSCH, and the order of magnitude repeating to transmit due to PDSCH is higher than PHICH repeats the order of magnitude of transmission, it can be considered to seize m subframe continuously in n+k subframe PDSCH resource is for transmitting the ACK/NACK information of feedback PUSCH.For this UE, as Fruit terminates PUSCH in advance and repeats to transmit the benefit (lifting efficiency of transmission) brought more than PDSCH loss portion What molecule frame was carried out repeats the harm (possible bust this causes retransmitting reduction efficiency of transmission) of transmission, the most permissible Attempt the method.When seizing the concrete resource of PDSCH, take the part resource of a subframe, excellent Choosing takies one or more PRB in PDSCH channel, or one or more subcarrier feedback terminates or builds View number of retransmissions information.

In order to be more fully understood that Data duplication transmission method of the present invention, the embodiment of the present invention additionally provides certainly The schematic diagram of main transmission collision latter processing method, as shown in Figure 4, below, downlink data information is passed Time defeated, method provided by the present invention how is used to be described in detail.

Base station is the terminal transmission downlink data having coverage enhancement demand.Transmitting and scheduling is repeated by EPDCCH The PDSCH of bearing downlink data repeats transmission, and, described EPDCCH iterative transfer times is N_EPDCCH=10 times, described PDSCH iterative transfer times is N=60 time, uses block transmission, is divided into X=3 block, now uses each piecemeal to use identical number of repetition to be 20 times.Base station side reserves each piecemeal Corresponding feedback resources, i.e. PUCCH resource.

First, EPDCCH repeats transmission, and carrying scheduling indicates control information DCI of described PDSCH. This EPDCCH uses distributed transmission, and uses minimum sequence number n of ECCE_ECCE,q=1, the polymerization of use Grade AL=8.Repeat to transmit N at EPDCCH_EPDCCHAfter secondary, base station starts to send described PDSCH weight First piecemeal of multiple transmission, after the first block transmission 20 times is repeatedly performed, now kth=4 after subframe 30 Subframe 34 starts, and end side carries out the feedback of the first block transmission correctness, now by merging reception the 20 times of one piecemeal repeat transmission, and terminal fails to detect just data, therefore, anti-at PUCCH channel Feedback NACK, now the PUCCH resource value corresponding to the first piecemeal is $n_{\mathrm{PUCCH},m}^{(1,{\tilde{p}}_0)}=n_{\mathrm{ECCE},q}+m+{\mathrm{\&Delta;}}_{\mathrm{ARO}}+N_{\mathrm{PUCCH},q}^{\left(e1\right)},$ Wherein m=1, Δ_AROThe DCI carried by EPDCCH Middle instruction,Configured by high-level signaling (pucch-ResourceStartOffset-r11).Described PUCCH corresponding to one piecemeal repeats to transmit N_PUCCH=2 times, terminating subframe is 35.

Base station side receive the first piecemeal be fed back to NACK after, kth=4 subframe 39 proceeds by second Block transmission.Now the first piecemeal to the second piecemeal timing relationship is synchronous HARQ transmission, and fixed interval are Y=N_PUCCH+ 2k-2=8.Similar with the first block transmission, carried out by terminal again after the second block transmission 20 times Feedback, now improves due to channel condition, is merged by the second piecemeal and the first piecemeal and receives, and demodulation is correct, Therefore feeding back ACK information, starts to repeat to transmit N from subframe 62_PUCCH=2 times, terminating subframe is 63. Now the PUCCH resource value of loading ACK information is $n_{\mathrm{PUCCH},m}^{(1,{\tilde{p}}_0)}=n_{\mathrm{ECCE},q}+m+{\mathrm{\&Delta;}}_{\mathrm{ARO}}+N_{\mathrm{PUCCH},q}^{\left(e1\right)},$ Wherein, m=2.

Base station side receive the second piecemeal be fed back to ACK after, by terminate residue the 3rd piecemeal repeat pass Defeated, discharge reserved PUCCH resource and the resource of the 3rd piecemeal simultaneously.

By the present embodiment, by block transmission is implemented in the transmission that repeats of downlink data, and it is that each piecemeal is pre- Stay the channel resource of carrying feedback information, it is achieved terminating repeating the function of transmission in advance, it is unnecessary to save Repeat to transmit the resource taken, improve system effectiveness.

Fig. 5 is the schematic diagram of another kind of processing method after conflicting for the autonomous transmission that the embodiment of the present invention provides；As Shown in Fig. 5, below, when upstream data information is transmitted, how to use method provided by the present invention to carry out Describe in detail.

Base station is the terminal transmission upstream data having coverage enhancement demand.Transmitting and scheduling is repeated by EPDCCH The PUSCH of carrying upstream data repeats transmission.Further, described EPDCCH iterative transfer times is N_EPDCCH=20 times, described PUSCH iterative transfer times is N=80 time, uses block transmission, is divided into X=4 block, now uses each piecemeal to use identical number of repetition to be 20 times.Base station side reserves each piecemeal Corresponding feedback resources, i.e. PHICH resource or EPDCCH resource.

First, EPDCCH repeats transmission, and carrying scheduling indicates control information DCI of described PUSCH. This EPDCCH uses distributed transmission, and uses minimum sequence number n of ECCE_ECCE,q=1, the polymerization of use Grade AL=8.Repeat to transmit N at EPDCCH_EPDCCHAfter secondary, terminal is at last height of EPDCCH Start to send described PUSCH in the n-th+k subframe after frame n and repeat the first piecemeal of transmission, first point After block transmission is repeatedly performed for 20 times, now from the beginning of the first piecemeal terminates the n-th 1+k subframe after subframe n1, K=4, end side carries out the feedback of the first block transmission correctness, receives the first piecemeal now by merging Repeating transmission for 20 times, terminal fails to detect just data, therefore believes at PHICH channel or EPDCCH Road feedback NACK, when for EPDCCH channel, the DCI of carrying is Compact DCI and contains only Nack message.PHICH channel or EPDCCH channel corresponding to described first piecemeal repeat to be transmitted as N1 time.

End side receive the first piecemeal be fed back to NACK after, interval k subframe carry out the second block transmission. Now the first piecemeal to the second piecemeal timing relationship is synchronous HARQ transmission, and fixed interval are y=N1+2k-2. Similar with the first block transmission, fed back by base station again, now due to channel after the second block transmission 20 times Condition improves, and is merged by the second piecemeal and the first piecemeal and receives, and demodulation is correct, therefore feeding back ACK letter Breath, repeats transmission N1 time.

End side receive the second piecemeal be fed back to ACK after, by termination residue the 3rd piecemeal and the 4th point Block repeat transmission, discharge simultaneously reserved PHICH or EPDCCH channel resource and the 3rd piecemeal and The resource of the 4th piecemeal.

By the present embodiment, by block transmission is implemented in the transmission that repeats of upstream data, and it is that each piecemeal is pre- Stay the channel resource of carrying feedback information, it is achieved terminating repeating the function of transmission in advance, it is unnecessary to save Repeat to transmit the resource taken, promote system effectiveness.

In order to be more fully understood that Data duplication transmission method of the present invention, the present embodiment gives a kind of right During the transmission of downlink data information, method provided by the present invention how is used to be described in detail.

Base station is the terminal transmission downlink data having coverage enhancement demand.Transmitting and scheduling is repeated by EPDCCH The PDSCH of bearing downlink data repeats transmission.And described EPDCCH iterative transfer times is N_EPDCCH=10 times, described PDSCH iterative transfer times is N=60 time, uses block transmission, is divided into X=3 block, now uses each piecemeal to use identical number of repetition to be 20 times.Base station side is due to some reasons The feedback resources corresponding to each piecemeal, i.e. PUCCH resource can not be reserved for all piecemeals.Now, right Need to seize ascending resource in the piecemeal reserving feedback resources the most accordingly and carry out feedback transmission.

First, EPDCCH repeats transmission, and carrying scheduling indicates control information DCI of described PDSCH. This EPDCCH uses distributed transmission, and uses minimum sequence number n of ECCE_ECCE,q=1, the polymerization of use Grade AL=8.Repeat to transmit N at EPDCCH_EPDCCHAfter secondary, base station starts to send described PDSCH weight First piecemeal of multiple transmission, after the first block transmission 20 times is repeatedly performed, now kth=4 after subframe 30 Subframe 34 starts, and end side carries out the feedback of the first block transmission correctness, now by merging reception the 20 times of one piecemeal repeat transmission, and terminal fails to detect just data, therefore at feedback NACK, due to PUCCH resource base station corresponding to first piecemeal is not reserved, and now this nack message will be seized up Resource is transmitted, owing to now terminal is the most transmitting uplink service PUSCH, therefore this NACK letter Cease and will take in PUSCH the RE resource in the OFDM symbol of pilot tone both sides in 1 PRB.Described NACK corresponding to one piecemeal repeats transmission N1=2 time, seizes PUSCH in 2 subframes the most continuously Part resource, terminate subframe be 35.

Base station side receive the first piecemeal be fed back to NACK after, kth=4 subframe 39 proceeds by second Block transmission.Now, the first piecemeal to the second piecemeal timing relationship is synchronous HARQ transmission, fixed interval For y=N1+2k-2=8.Similar with the first block transmission, carried out instead by terminal again after the second block transmission 20 times Feedback, now improves due to channel condition, is merged by the second piecemeal and the first piecemeal and receives, and demodulation is correct, Therefore feeding back ACK information, now the second piecemeal has the PUCCH resource that base station is reserved.Open from subframe 62 Starting weight transmits N again_PUCCH=2 times, terminating subframe is 63.The now PUCCH resource of loading ACK information Value is $n_{\mathrm{PUCCH},m}^{(1,{\tilde{p}}_0)}=n_{\mathrm{ECCE},q}+m+{\mathrm{\&Delta;}}_{\mathrm{ARO}}+N_{\mathrm{PUCCH},q}^{\left(e1\right)},$ Wherein m=2.

Base station side receive the second piecemeal be fed back to ACK after, by terminate residue the 3rd piecemeal repeat pass Defeated, discharge reserved PUCCH resource and the resource of the 3rd piecemeal simultaneously.

By the present embodiment, by block transmission is implemented in the transmission that repeats of downlink data, and it is part piecemeal The channel resource of reserved carrying feedback information, the piecemeal not reserving feedback resources will seize ascending resource carrying Feedback information, it is achieved terminate repeating the function of transmission in advance, save unnecessary repetition and transmit the money taken Source, promotes system effectiveness.

The composition structural representation of the data retransmission device that Fig. 6 provides for the embodiment of the present invention, such as Fig. 6 Shown in, described device includes determining module the 61, first control module 62 and the second control module 63；Wherein,

Described determining module 61, be used for determining repetition transfer resource, wherein, described repetition transfer resource includes X piecemeal, X is the positive integer more than or equal to 2；

Described first control module 62, in promising each piecemeal configuration feedback information resource or permission feedback In the case of information preempting resources, determine that following blocks is to continue with using also according to the feedback information of xth piecemeal It is release；Wherein, x is positive integer and 0 < x < X, and described following blocks is to X piecemeal from x+1 piecemeal；

Described second control module 63, for not distributing feedback information resource for each piecemeal and not allowing anti- In the case of feedforward information preempting resources, after xth block transmission completes, it is spaced y subframe and is continuing with X+1 block transmission, till using X block transmission；Wherein, x is positive integer and 0 < x < X；y For positive integer, y is the number of sub-frames at interval between xth piecemeal and (x+1)th piecemeal.

Preferably, described determine that module 61 determines the precondition of repetition transfer resource, at least include:

When iterative transfer times is more than first threshold, or when covering grade more than Second Threshold, or receive thing During reason layer signaling instruction, or when receiving high-level signaling notice.

Specifically, described first control module 62, it is additionally operable to:

If feedback information is ACK, then discharging follow-up all piecemeals, described follow-up all piecemeals include (x+1)th Piecemeal is to X piecemeal；If feedback information is NACK, then it is continuing with (x+1)th block transmission, then root Continue to judge that following blocks resource is to continue with using or release according to the feedback information of (x+1)th piecemeal；Wherein, x For positive integer, and 0 < x < X.

Further, described second control module 63 also includes determining submodule 631, is used for:

The number of repetition of the channel according to loading ACK/NACK determines y；

Or, determine y according to the sub-frame number that the specific period residing for xth piecemeal and xth piecemeal take.

Preferably, described determine submodule 631, be additionally operable to:

When the number of repetition of the channel according to loading ACK/NACK determines, y=N+2k-2；Wherein, N table Showing the number of repetition of the channel of loading ACK/NACK, k is constant, and wherein during fdd mode, k is one The constant of individual fixed value, configuring k according to different ascending-descending subframes during tdd mode is the normal of different fixed value Number；

When the sub-frame number taken according to the specific period residing for xth piecemeal and xth piecemeal determines, and when the When x piecemeal is positioned at fixed position in cycle M, y=M-Lx, wherein, M represents the spy residing for xth piecemeal Fixed cycle, Lx is the sub-frame number that xth piecemeal takies, M > Lx.

Preferably, described determine submodule 631, be additionally operable to:

According to covering the size of the sub-frame number that grade determines that described xth piecemeal takies, wherein, high covering etc. Piecemeal sub-frame number corresponding to Ji is the integral multiple of the piecemeal sub-frame number corresponding to low covering grade.

Further, described device also includes that frequency domain resource distributes module 64, is used for:

Making the frequency domain position at each piecemeal place in described X piecemeal identical, described frequency domain position is according to controlling letter The PRB of order instruction determines；

Or, in described X piecemeal, the frequency domain position at each piecemeal place is not all the same, in described X piecemeal, The frequency domain position at the 1st piecemeal place determines according to the PRB controlling signaling instruction, and when 1 < during x≤X, xth The frequency domain position at piecemeal place carries out frequency hopping on the basis of the 1st piecemeal.

Preferably, described frequency domain resource distribution module 64, it is additionally operable to:

If being further divided into r sub-piecemeal in xth piecemeal, different sub-piecemeals uses different frequency domain resource transmission Data, and/or use different spread spectrum code transmission data.

Further, described device also includes: transmission of feedback information module 65, is used for:

For downlink data transmission, when the channel of described loading ACK/nack message is PUCCH, determine PUCCH resource value；

Wherein it is determined that the mode of PUCCH resource value is at least relevant with one of following parameter:

Times of Feedback, piecemeal number, number of repetition.

Further, described transmission of feedback information module 65, it is additionally operable to:

When each piecemeal carries out data transmission, use the PUCCH transmission of identical PUCCH resource value ACK/NACK information.

Or, use the PUCCH transmission ACK/NACK information of different PUCCH resource value.

Specifically, described transmission of feedback information module 65, it is additionally operable to:

The described PUCCH transmission ACK/NACK information using different PUCCH resource value it Before, determine PUCCH resource value based on different piecemeals number, wherein, described different piecemeal number is corresponding PUCCH resource value is:

$n_{\mathrm{PUCCH},m}^{(1,{\tilde{p}}_0)}=n_{\mathrm{ECCE},q}+m+{\mathrm{\&Delta;}}_{\mathrm{ARO}}+N_{\mathrm{PUCCH},q}^{\left(e1\right)};$ Wherein,Represent port p₀Upper piecemeal m The PUCCH resource value used, n_ECCE,qRepresent that in the PRB set q of EPDCCH, EPDCCH makes ECCE smallest sequence number, Δ_ARORepresent HARQ-ACK resource offset domain,By high-level signaling Configure；M=1,2 ..., M, M represent Times of Feedback, and M≤X, and X represents piecemeal sum；

Or, determine PUCCH resource value in conjunction with PDCCH number of repetition and different piecemeals number, wherein, The PUCCH resource value that described different piecemeal number is corresponding is:

$n_{\mathrm{PUCCH},m}^{(1,{\tilde{p}}_0)}=n_{\mathrm{ECCE},q}+(m\&CenterDot;N_{\mathrm{EPDCCH}})\mathrm{mod}M+{\mathrm{\&Delta;}}_{\mathrm{ARO}}+N_{\mathrm{PUCCH},q}^{\left(e1\right)},$ Represent port p₀ The PUCCH resource value that upper piecemeal m is used, n_ECCE,qRepresent in the PRB set q of EPDCCH The ECCE smallest sequence number that EPDCCH uses, Δ_ARORepresent HARQ-ACK resource offset domain, Configured by high-level signaling；N_EPDCCHExpression EPDCCH number of repetition, m=1,2 ..., M, M table Showing Times of Feedback, and M≤X, X represents piecemeal sum.

Further, described transmission of feedback information module 65, it is additionally operable to:

For downlink data transmission, the channel of described loading ACK/nack message and PRACH preempting resources Time, take one or more PRB in the 6PRB of PRACH channel and transmit ACK/NACK information, or Person takies one or more subcarriers transmission ACK/NACK information of PRACH channel.

Further, described transmission of feedback information module, it is additionally operable to:

For downlink data transmission, the channel of described loading ACK/nack message and PUSCH preempting resources Time, take one or more OFDM symbol transmission ACK/NACK of pilot tone both sides in PUSCH channel Information.

Further, described transmission of feedback information module 65, it is additionally operable to:

For transmitting uplink data, when the channel of described loading ACK/nack message is PHICH, according to The PRB minimum index of transmitting uplink data determines the PHICH resource for transmitting ACK/NACK information Value.

Further, described transmission of feedback information module 65, it is additionally operable to:

For transmitting uplink data, the channel of described loading ACK/nack message be EPDCCH or During PDCCH, use and contain only the DCI of ACK/NACK information or include RA/MCS+NACK's DCI transmits ACK/NACK information.

Further, described transmission of feedback information module 65, it is additionally operable to:

For transmitting uplink data, the channel of described loading ACK/nack message shares letter with physical down During road PDSCH channel preempting resources, take one or more PRB transmission in PDSCH channel ACK/NACK information, or take one or more subcarriers transmission ACK/NACK of PDSCH channel Information.

It will be appreciated by those skilled in the art that the reality of each module in the Data duplication transmitting device shown in Fig. 6 Existing function can refer to the associated description of aforementioned data repetitive transmission method and understands.

In actual application, described determine module the 61, first control module the 62, second control module 63, frequently Territory resource distribution module 64 and transmission of feedback information module 65 can be by Data duplication transmitting device own base station Central processing unit (CPU, Central Processing Unit), microprocessor (MPU, Micro Processor Unit), digital signal processor (DSP, Digital Signal Processor) or field programmable gate array (FPGA, Field Programmable Gate Array) realizes.

The embodiment of the present invention additionally provides a kind of computer-readable storage medium, stores in described computer-readable storage medium Computer executable instructions, described computer executable instructions is had to be used for performing aforesaid Data duplication transmission side Method.

In several embodiments provided herein, it should be understood that disclosed equipment and method, can To realize by another way.Apparatus embodiments described above is only schematically, such as, and institute Stating the division of unit, be only a kind of logic function and divide, actual can have other dividing mode when realizing, As: multiple unit or assembly can be in conjunction with, or it is desirably integrated into another system, or some features can be neglected Slightly, or do not perform.It addition, the coupling each other of shown or discussed each ingredient or directly coupling Close or communication connection can be the INDIRECT COUPLING by some interfaces, equipment or unit or communication connection, can Be electrical, machinery or other form.

The above-mentioned unit illustrated as separating component can be or may not be physically separate, as The parts that unit shows can be or may not be physical location, i.e. may be located at a place, it is possible to To be distributed on multiple NE；Part or all of unit therein can be selected according to the actual needs Realize the purpose of the present embodiment scheme.

It addition, each functional unit in various embodiments of the present invention can be fully integrated in a processing unit, Can also be that each unit is individually as a unit, it is also possible to two or more unit are integrated in one In individual unit；Above-mentioned integrated unit both can realize to use the form of hardware, it would however also be possible to employ hardware adds soft The form of part functional unit realizes.

One of ordinary skill in the art will appreciate that: all or part of step realizing said method embodiment can Completing with the hardware relevant by programmed instruction, aforesaid program can be stored in an embodied on computer readable and deposit In storage media, this program upon execution, performs to include the step of said method embodiment；And aforesaid storage Medium includes: movable storage device, read only memory (ROM, Read-Only Memory), magnetic disc or The various media that can store program code such as person's CD.

Or, if the above-mentioned integrated unit of the present invention is using the form realization of software function module and as independent Production marketing or use time, it is also possible to be stored in a computer read/write memory medium.Based on so Understanding, the part that prior art is contributed by the technical scheme of the embodiment of the present invention the most in other words can Embodying with the form with software product, this computer software product is stored in a storage medium, bag Include some instructions with so that a computer equipment (can be personal computer, server or network Equipment etc.) perform all or part of of method described in each embodiment of the present invention.And aforesaid storage medium bag Include: the various media that can store program code such as movable storage device, ROM, magnetic disc or CD.

The above, only presently preferred embodiments of the present invention, it is not intended to limit the protection model of the present invention Enclose.All any amendment, equivalent and improvement etc. made within the spirit and principles in the present invention, all should Within being included in protection scope of the present invention.

Claims (32)

1. a Data duplication transmission method, it is characterised in that described method includes:

Determining repetition transfer resource, wherein, described repetition transfer resource includes X piecemeal, or described heavy Multiple transfer resource is that number of repetition is split as X block, or described repetition transfer resource is to repeat resource reconfiguration And reconfiguring as X block, X is the positive integer more than or equal to 2；

In the case of promising each piecemeal configuration feedback information resource or permission feedback information preempting resources, root Determine that following blocks is to continue with using or release according to the feedback information of xth piecemeal；Wherein, x is positive integer And 0 < x < X, described following blocks is to X piecemeal from x+1 piecemeal；

In the case of not distributing feedback information resource for each piecemeal and not allowing feedback information preempting resources, After xth block transmission completes, it is spaced y subframe and is continuing with (x+1)th block transmission, until using the Till X block transmission；Wherein, x is positive integer and 0 < x < X；Y is positive integer, and y is xth piecemeal and The number of sub-frames at interval between x+1 piecemeal.

Method the most according to claim 1, it is characterised in that described determine repetition transfer resource before Put forward condition, at least include:

When iterative transfer times is more than first threshold, or when covering grade more than Second Threshold, or receive thing During reason layer signaling instruction, or when receiving high-level signaling notice, or base station is pre-configured.

Method the most according to claim 1, it is characterised in that the described feedback letter according to xth piecemeal Breath determines that following blocks is to continue with using or release, including:

If feedback information is affirmative acknowledgement ACK, then discharge follow-up all piecemeals, described follow-up all piecemeal bags Include (x+1)th piecemeal to X piecemeal；If feedback information is negative response NACK, then it is continuing with (x+1)th Block transmission, then continues to judge that its following blocks resource is to continue with making according to the feedback information of (x+1)th piecemeal With still release, its following blocks described is the piecemeal after x+1 piecemeal；Wherein, x is positive integer, and 0<x<X。

Method the most according to claim 1, it is characterised in that one of determination mode of described y is:

The number of repetition of the channel according to loading ACK/NACK determines；

Or, determine according to the sub-frame number that the specific period residing for xth piecemeal and xth piecemeal take.

Method the most according to claim 4, it is characterised in that described method also includes:

When the number of repetition of the channel according to loading ACK/NACK determines, y=N+2k-2；Wherein, N table Showing the number of repetition of the channel of loading ACK/NACK, k is constant, wherein during FDD pattern, K is the constant of a fixed value, during TDD pattern according to different ascending-descending subframes configuration k is The constant of different fixed values；

When the sub-frame number taken according to the specific period residing for xth piecemeal and xth piecemeal determines, and when the When x piecemeal is positioned at fixed position in cycle M, y=M-Lx, wherein, M represents the spy residing for xth piecemeal Fixed cycle, Lx is the sub-frame number that xth piecemeal takies, M > Lx.

6. according to the method described in claim 4 or 5, it is characterised in that described method also includes:

According to covering the size of the sub-frame number that grade determines that described xth piecemeal takies, wherein, high covering etc. Piecemeal sub-frame number corresponding to Ji is the integral multiple of the piecemeal sub-frame number corresponding to low covering grade.

Method the most according to claim 1, it is characterised in that described method also includes:

In described X piecemeal, the frequency domain position at each piecemeal place is identical, and described frequency domain position is according to controlling signaling The Physical Resource Block PRB of instruction determines；

Or, in described X piecemeal, the frequency domain position at each piecemeal place is not all the same, the 1st piecemeal place Frequency domain position determines according to the PRB controlling signaling instruction, and when 1 < during x≤X, the frequency domain at xth piecemeal place Position carries out frequency hopping on the basis of the 1st piecemeal.

Method the most according to claim 7, it is characterised in that described method also includes:

If being further divided into r sub-piecemeal in xth piecemeal, different sub-piecemeals uses different frequency domain resource transmission Data, and/or use different spread spectrum code transmission data.

Method the most according to claim 1, it is characterised in that described method also includes:

For downlink data transmission, the channel of described loading ACK/nack message is that physical uplink controls letter During road PUCCH, determine that the mode of PUCCH resource value is at least relevant with one of following parameter:

Times of Feedback, piecemeal number, number of repetition.

Method the most according to claim 9, it is characterised in that described method also includes:

When each piecemeal carries out data transmission, use the PUCCH transmission of identical PUCCH resource value ACK/NACK information；

Or, use the PUCCH transmission ACK/NACK information of different PUCCH resource value.

11. methods according to claim 10, it is characterised in that described use difference PUCCH provides Before the PUCCH transmission ACK/NACK information of source value, described method also includes:

Determining PUCCH resource value based on different piecemeals number, wherein, described different piecemeal number is corresponding PUCCH resource value is:

$n_{\mathrm{PUCCH},m}^{(1,{\tilde{p}}_0)}=n_{\mathrm{ECCE},q}+m+{\mathrm{\&Delta;}}_{\mathrm{ARO}}+N_{\mathrm{PUCCH},q}^{\left(e1\right)};$ Wherein,Represent port p₀Upper piecemeal m The PUCCH resource value used, n_ECCE,qRepresent the PRB strengthening downlink physical control channel EPDCCH The enhancing that in set q, EPDCCH uses controls channel element ECCE smallest sequence number, Δ_ARORepresent mixing HARQ response HARQ-ACK resource offset domain,Configured by high-level signaling； M=1,2 ..., M, M represent Times of Feedback, and M≤X, and X represents piecemeal sum；

Or, determine in conjunction with down control channel PDCCH iterative transfer times and different piecemeals number PUCCH resource value, wherein, the PUCCH resource value that described different piecemeal number is corresponding is:

$n_{\mathrm{PUCCH},m}^{(1,{\tilde{p}}_0)}=n_{\mathrm{ECCE},q}+(m\&CenterDot;N_{\mathrm{EPDCCH}})\mathrm{mod}M+{\mathrm{\&Delta;}}_{\mathrm{ARO}}+N_{\mathrm{PUCCH},q}^{\left(e1\right)},$ Represent port p₀ The PUCCH resource value that upper piecemeal m is used, n_ECCE,qRepresent in the PRB set q of EPDCCH The ECCE smallest sequence number that EPDCCH uses, Δ_ARORepresent HARQ-ACK resource offset domain, Configured by high-level signaling；N_EPDCCHExpression EPDCCH number of repetition, m=1,2 ..., M, M table Showing Times of Feedback, and M≤X, X represents piecemeal sum.

12. methods according to claim 1, it is characterised in that described method also includes:

For downlink data transmission, the channel of described loading ACK/nack message accesses letter with physical accidental During road PRACH preempting resources, take one or more PRB transmission in the 6PRB of PRACH channel ACK/NACK information, or take one or more subcarriers transmission ACK/NACK of PRACH channel Information.

13. methods according to claim 1, it is characterised in that described method also includes:

For downlink data transmission, the channel of described loading ACK/nack message shares letter with physical uplink During road PUSCH preempting resources, take one or more orthogonal frequency division multiplexings of pilot tone both sides in PUSCH channel ACK/NACK information is transmitted by OFDM symbol.

14. methods according to claim 1, it is characterised in that described method also includes:

For transmitting uplink data, the channel of described loading ACK/nack message is that physical mixed weighs automatically When passing request instruction channel PHICH, determine for transmitting according to the PRB minimum index of transmitting uplink data The PHICH resource value of ACK/NACK information.

15. methods according to claim 1, it is characterised in that described method also includes:

For transmitting uplink data, the channel of described loading ACK/nack message be EPDCCH or During PDCCH, use and contain only the Downlink Control Information DCI of ACK/NACK information or include that resource is distributed The DCI of RA/ Modulation and Coding Scheme MCS+NACK transmits ACK/NACK information.

16. methods according to claim 1, it is characterised in that described method also includes:

For transmitting uplink data, the channel of described loading ACK/nack message shares letter with physical down During road PDSCH channel preempting resources, take one or more PRB transmission in PDSCH channel ACK/NACK information, or take one or more subcarriers transmission ACK/NACK of PDSCH channel Information.

17. 1 kinds of Data duplication transmitting devices, it is characterised in that described device include determining module, first Control module and the second control module；Wherein,

Described determining module, be used for determining repetition transfer resource, wherein, described repetition transfer resource includes X Individual piecemeal, or described repetition transfer resource is that number of repetition is split as X block, or described repeat transmission money Source is to repeat resource reconfiguration and reconfigure as X block, and X is the positive integer more than or equal to 2；

Described first control module, in promising each piecemeal configuration feedback information resource or permission feedback letter In the case of breath preempting resources, determine that following blocks is to continue with using still according to the feedback information of xth piecemeal Release；Wherein, x is positive integer and 0 < x < X；

Described second control module, for not distributing feedback information resource for each piecemeal and not allowing feedback In the case of information preempting resources, after xth block transmission completes, it is spaced y subframe and is continuing with (x+1)th Block transmission, till using X block transmission；Wherein, x is positive integer and 0 < x < X；Y is just Integer, y is the number of sub-frames at interval between xth piecemeal and (x+1)th piecemeal.

18. devices according to claim 17, it is characterised in that described determine module determine repeat pass The precondition of defeated resource, at least includes:

When iterative transfer times is more than first threshold, or when covering grade more than Second Threshold, or receive thing During reason layer signaling instruction, or when receiving high-level signaling notice.

19. devices according to claim 17, it is characterised in that described first control module, also use In:

If feedback information is ACK, then discharging follow-up all piecemeals, described follow-up all piecemeals include (x+1)th Piecemeal is to X piecemeal；If feedback information is NACK, then it is continuing with (x+1)th block transmission, then root Continue to judge that following blocks resource is to continue with using or release according to the feedback information of (x+1)th piecemeal；Wherein, x For positive integer, and 0 < x < X.

20. devices according to claim 17, it is characterised in that described second control module also includes Determine submodule, be used for:

The number of repetition of the channel according to loading ACK/NACK determines y；

Or, determine y according to the sub-frame number that the specific period residing for xth piecemeal and xth piecemeal take.

21. devices according to claim 20, it is characterised in that described determine submodule, are additionally operable to:

When the number of repetition of the channel according to loading ACK/NACK determines, y=N+2k-2；Wherein, N table Showing the number of repetition of the channel of loading ACK/NACK, k is constant, and wherein during fdd mode, k is one The constant of individual fixed value；During tdd mode, it is different fixed values according to different ascending-descending subframes configuration k Constant；

When the sub-frame number taken according to the specific period residing for xth piecemeal and xth piecemeal determines, and when the When x piecemeal is positioned at fixed position in cycle M, y=M-Lx, wherein, M represents the spy residing for xth piecemeal Fixed cycle, Lx is the sub-frame number that xth piecemeal takies, M > Lx.

22. according to the device described in claim 20 or 21, it is characterised in that described determine submodule, It is additionally operable to:

According to covering the size of the sub-frame number that grade determines that described xth piecemeal takies, wherein, high covering etc. Piecemeal sub-frame number corresponding to Ji is the integral multiple of the piecemeal sub-frame number corresponding to low covering grade.

23. devices according to claim 17, it is characterised in that described device also includes frequency domain resource Distribution module, is used for:

Making the frequency domain position at each piecemeal place in described X piecemeal identical, described frequency domain position is according to controlling letter The PRB of order instruction determines；

Or, in described X piecemeal, the frequency domain position at each piecemeal place is not all the same, the 1st piecemeal place Frequency domain position determines according to the PRB controlling signaling instruction, and when 1 < during x≤X, the frequency domain at xth piecemeal place Position carries out frequency hopping on the basis of the 1st piecemeal.

24. devices according to claim 23, it is characterised in that described frequency domain resource distribution module, It is additionally operable to:

If being further divided into r sub-piecemeal in xth piecemeal, different sub-piecemeals uses different frequency domain resource transmission Data, and/or use different spread spectrum code transmission data.

25. devices according to claim 17, it is characterised in that described device also includes: feedback letter Breath transport module, is used for:

For downlink data transmission, when the channel of described loading ACK/nack message is PUCCH, determine PUCCH resource value；

Wherein it is determined that the mode of PUCCH resource value is at least relevant with one of following parameter:

Times of Feedback, piecemeal number, number of repetition.

26. devices according to claim 25, it is characterised in that described transmission of feedback information module, It is additionally operable to:

When each piecemeal carries out data transmission, use the PUCCH transmission of identical PUCCH resource value ACK/NACK information.

Or, use the PUCCH transmission ACK/NACK information of different PUCCH resource value.

27. devices according to claim 26, it is characterised in that described transmission of feedback information module, It is additionally operable to:

The described PUCCH transmission ACK/NACK information using different PUCCH resource value it Before, determine PUCCH resource value based on different piecemeals number, wherein, described different piecemeal number is corresponding PUCCH resource value is:

$n_{\mathrm{PUCCH},m}^{(1,{\tilde{p}}_0)}=n_{\mathrm{ECCE},q}+m+{\mathrm{\&Delta;}}_{\mathrm{ARO}}+N_{\mathrm{PUCCH},q}^{\left(e1\right)};$ Wherein,Represent port p₀Upper piecemeal m The PUCCH resource value used, n_ECCE,qRepresent that in the PRB set q of EPDCCH, EPDCCH makes ECCE smallest sequence number, Δ_ARORepresent HARQ-ACK resource offset domain,By high-level signaling Configure；M=1,2 ..., M, M represent Times of Feedback, and M≤X, and X represents piecemeal sum；

Or, determine PUCCH resource value in conjunction with PDCCH number of repetition and different piecemeals number, wherein, The PUCCH resource value that described different piecemeal number is corresponding is:

$n_{\mathrm{PUCCH},m}^{(1,{\tilde{p}}_0)}=n_{\mathrm{ECCE},q}+(m\&CenterDot;N_{\mathrm{EPDCCH}})\mathrm{mod}M+{\mathrm{\&Delta;}}_{\mathrm{ARO}}+N_{\mathrm{PUCCH},q}^{\left(e1\right)},$ Represent port p₀ The PUCCH resource value that upper piecemeal m is used, n_ECCE,qRepresent in the PRB set q of EPDCCH The ECCE smallest sequence number that EPDCCH uses, Δ_ARORepresent HARQ-ACK resource offset domain, Configured by high-level signaling；N_EPDCCHExpression EPDCCH number of repetition, m=1,2 ..., M, M table Showing Times of Feedback, and M≤X, X represents piecemeal sum.

28. devices according to claim 17, it is characterised in that described transmission of feedback information module, It is additionally operable to:

For downlink data transmission, the channel of described loading ACK/nack message and PRACH preempting resources Time, take one or more PRB in the 6PRB of PRACH channel and transmit ACK/NACK information, or Person takies one or more subcarriers transmission ACK/NACK information of PRACH channel.

29. devices according to claim 17, it is characterised in that described transmission of feedback information module, It is additionally operable to:

For downlink data transmission, the channel of described loading ACK/nack message and PUSCH preempting resources Time, take one or more OFDM symbol transmission ACK/NACK of pilot tone both sides in PUSCH channel Information.

30. devices according to claim 17, it is characterised in that described transmission of feedback information module, It is additionally operable to:

For transmitting uplink data, when the channel of described loading ACK/nack message is PHICH, according to The PRB minimum index of transmitting uplink data determines the PHICH resource for transmitting ACK/NACK information Value.

31. devices according to claim 17, it is characterised in that described transmission of feedback information module, It is additionally operable to:

For transmitting uplink data, the channel of described loading ACK/nack message be EPDCCH or During PDCCH, use and contain only the DCI of ACK/NACK information or include RA/MCS+NACK's DCI transmits ACK/NACK information.

32. devices according to claim 17, it is characterised in that described transmission of feedback information module, It is additionally operable to:

For transmitting uplink data, the channel of described loading ACK/nack message shares letter with physical down During road PDSCH channel preempting resources, take one or more PRB transmission in PDSCH channel ACK/NACK information, or take one or more subcarriers transmission ACK/NACK of PDSCH channel Information.