CN103138896A - Method and device for transmitting response message - Google Patents

Abstract

The invention discloses a method and a device for transmitting a response message. The method comprises the steps of determining the carrier number configured by user equipment (UE); when the carrier number of the UE is larger than a preset threshold, configuring physical uplink control channel (PUCCH) resources which are used for transmitting the response message for the UE according to types of carriers and the accompanying information transmission state, wherein the accompanying information transmission state is used for indicating whether a physical downlink control channel (PUCCH) of the main carrier is transmitted while accompanied by PUCCH information; and using configured PUCCH resources to transmit the response message. The method and the device solve the problems that the UE is required to feed back a large amount of acknowledgement/negative acknowledgement (ACK/NACK) information due to carrier aggregation in the prior art, at the same time when the ACK/NACK information is effectively transmitted and fed back, unnecessary downlink data retransmission can be effectively restrained, and the validity and the reliability of ACK/NACK information transmission are improved.

Description

The transmission method of response message and device

Technical field

The present invention relates to the communications field, in particular to a kind of transmission method and device of response message.

Background technology

Along with developing rapidly of Long Term Evolution (Long Term Evolution is referred to as LTE) system, 3GPP has progressively carried out the research work of LTE-Advanced correlation technique.Compare with the LTE system, the LTE-Advanced system is greatly improved aspect key technology, has successively introduced carrier aggregation technology (CA), relaying (Relay) technology, Comp technology, the technology such as multi-antenna technology and upstream multi-antenna technology that strengthen.

Yet, why carrier aggregation technology is proposed, because aspect system bandwidth, LTE-Advanced need to support higher up-downgoing transmission rate, the descending message transmission rate that needs to support 1Gbps, therefore bandwidth need to reach the requirement that 100MHz could satisfy the up-downgoing transmission rate, and LTE-Advanced requires the compatibility with LTE, so proposed carrier aggregation technology.

The bandwidth of each carrier wave is 20MHz to the maximum, and carrier aggregation can be to carry out polymerization on continuous carrier, can be also to carry out polymerization on discontinuous carrier, under carrier aggregation, the composition carrier number of LTE-Advanced design is 5 to the maximum, just can realize the requirement of the bandwidth of 100MHz by the carrier aggregation to 5 carrier waves.Yet carrier aggregation can cause a problem, and for a UE, the bit number of the correct/error that feeds back on ascending control channel (Acknowledgement/Negative Acknowledgement is referred to as ACK/NACK) information will be a lot.Therefore, in the situation that the UE power limited, UE possibly can't go up the ACK/NACK information of sending out a lot.At present, the LTE-Advanced system provides the mode of the ACK feeding back ACK/NACK of single carrier and 2 carrier waves, but for the ACK/NACK feedback system greater than 2 carrier waves, yet there are no and mention.Therefore, greater than 2 situation, UE also needs to feed back a large amount of ACK/NACK information for carrier number.

For above-mentioned the problems of the prior art, effective solution is proposed not yet at present.

Summary of the invention

The invention provides a kind of transmission method and device of response message, cause UE need to feed back the technical problem of a large amount of ACK/NACK information in prior art because of carrier aggregation to solve at least.

According to an aspect of the present invention, provide a kind of transmission method of response message, having comprised: the carrier number of determining the UE configuration; When the carrier number of UE during greater than predetermined threshold, be the PUCCH resource that the UE configuration is used for transmission response information according to carrier type and accompanying information transmission state, wherein, whether the accompanying information transmission state PDSCH that is used to indicate main carrier is attended by the PDCCH communication; PUCCH resource with configuration is come transmission response information.

Preferably, be that the step that the UE configuration is used for the PUCCH resource of transmission response information comprises according to carrier type and accompanying information transmission state: be the carrier wave of main carrier for carrier type, be identified for the PUCCH resource of transmission response information according to the accompanying information transmission state; Be the carrier wave of auxiliary carrier wave for carrier type, the PUCCH resource of the TPC field in the DCI information of data service on this auxiliary carrier wave indication is defined as PUCCH resource for transmission response information.

Preferably, the step that is identified for the PUCCH resource of transmission response information according to the accompanying information transmission state comprises: when the PDSCH of accompanying information transmission state indication main carrier is attended by the PDCCH communication, and will

Be defined as the PUCCH resource for transmission response information, wherein, n _{CCE, 0}It is the numbering with the 1st CCE of the PDCCH of main carrier up-downgoing traffic aided;

Be used for the side-play amount of expression PUCCH resource on frequency domain; When the PDSCH of accompanying information transmission state indication main carrier does not follow the PDCCH communication, the PUCCH resource of the indication of the TPC field in the DCI information of data service on main carrier is defined as PUCCH resource for transmission response information.

Preferably, on this auxiliary carrier wave, the sequence number of the PUCCH resource of the indication of the TPC field in the DCI information of data service is corresponding with the sequence number of this auxiliary carrier wave.

Preferably, predetermined threshold is 2.

Preferably, come the step of transmission response information to comprise with the PUCCH resource of configuration: 2 bit informations during according to the PUCCH resource that configures and/or the transmission of the definite PUCCH1b of employing of response message form; According to the PUCCH1b form, response message is transferred to the base station.

According to a further aspect in the invention, provide a kind of transmitting device of response message, having comprised: determining unit is used for the carrier number of determining that UE configures; Dispensing unit, when being used for carrier number as UE greater than predetermined threshold, be the PUCCH resource that the UE configuration is used for transmission response information according to carrier type and accompanying information transmission state, wherein, whether the PDSCH that the accompanying information transmission state is used to indicate main carrier is attended by the PDCCH communication; Transmission unit is used for coming transmission response information with the PUCCH resource of configuration.

Preferably, dispensing unit comprises: the first configuration module is used for being identified for the PUCCH resource of transmission response information according to the accompanying information transmission state when the carrier type of carrier wave is main carrier; The second configuration module is used for when the carrier type of carrier wave is auxiliary carrier wave, and the PUCCH resource that the TPC field in the DCI information of data service on this auxiliary carrier wave is indicated is defined as the PUCCH resource for transmission response information.

Preferably, predetermined threshold is 2.

Preferably, transmission unit comprises: determination module, 2 bit informations when being used for according to the PUCCH resource that configures and/or the transmission of the definite PUCCH1b of employing of response message form; Transport module is used for according to the PUCCH1b form, response message being transferred to the base station.

In the present invention,, be that each carrier wave configuration is used for the PUCCH resource of transmission response message, thereby realized the transmission to response message during greater than predetermined threshold (for example, greater than 2) when the carrier number of UE.Solved in the prior art because carrier aggregation causes UE need to feed back the problem of a large amount of ACK/NACK information by said method, reached when effectively transmitting feeding back ACK/nack message, effectively suppress unnecessary downlink data and retransmit, improved validity and the confidence level of ACK/NACK communication.

Description of drawings

Accompanying drawing described herein is used to provide a further understanding of the present invention, consists of the application's a part, and illustrative examples of the present invention and explanation thereof are used for explaining the present invention, do not consist of improper restriction of the present invention.In the accompanying drawings:

Fig. 1 is a kind of preferred structure block diagram according to the transmitting device of response message of the present invention;

Fig. 2 is the another kind of preferred structure block diagram according to the transmitting device of response message of the present invention;

Fig. 3 is another the preferred structure block diagram according to the transmitting device of response message of the present invention;

Fig. 4 is a kind of preferred flow charts according to the transmission method of response message of the present invention;

Fig. 5 is the another kind of preferred flow charts according to the transmission method of response message of the present invention.

Embodiment

Hereinafter also describe in conjunction with the embodiments the present invention in detail with reference to accompanying drawing.Need to prove, in the situation that do not conflict, embodiment and the feature in embodiment in the application can make up mutually.

Embodiment 1

as shown in Figure 1, the invention provides a kind of transmitting device 100 of preferred response message, this device comprises: determining unit 102 is used for the carrier number of determining that UE configures, dispensing unit 104, when being used for carrier number as UE greater than predetermined threshold, be Physical Uplink Control Channel (the Physical Uplink Control Channel that the UE configuration is used for transmission response information according to carrier type and accompanying information transmission state, referred to as PUCCH) resource, wherein, the accompanying information transmission state is used to indicate Physical Downlink Shared Channel (the Physical Downlink Shared Channel of main carrier, referred to as PDSCH) whether be attended by Physical Downlink Control Channel (Physical Downlink Control Channel, referred to as PDCCH) communication, transmission unit 106 is used for coming transmission response information with the PUCCH resource of configuration.

In above-mentioned preferred implementation,, be that each carrier wave configuration is used for the PUCCH resource of transmission response message, thereby realized the transmission to response message during greater than predetermined threshold (for example, greater than 2) when the carrier number of UE.Solved in the prior art because carrier aggregation causes UE need to feed back the problem of a large amount of ACK/NACK information by said method, reached when effectively transmitting feeding back ACK/nack message, effectively suppress unnecessary downlink data and retransmit, improved validity and the confidence level of ACK/NACK communication.

The present invention also provides a kind of preferred dispensing unit 104, in order to dissimilar carrier wave is carried out the configuration of different PUCCH resources.As shown in Figure 2, this preferred dispensing unit 104 comprises: the first configuration module 202 is used for being identified for the PUCCH resource of transmission response information according to the accompanying information transmission state when the carrier type of carrier wave is main carrier; The second configuration module 204 is used for when the carrier type of carrier wave is auxiliary carrier wave, and the PUCCH resource that the TPC field in the DCI information of data service on this auxiliary carrier wave is indicated is defined as the PUCCH resource for transmission response information.In above-mentioned preferred implementation, obtain the PUCCH resource of different transferring ACK/NACK by main carrier with auxiliary carrier wave, thereby reach the more efficient and rational purpose of utilizing PUCCH resource transmission ACK/NACK.

The present invention also provides a kind of preferred the first configuration module 202, in order to realize adopting different collocation methods for the main carrier of different situations, thereby realizes the PUCCH resource is reasonably configured.In this preferred embodiment, the first configuration module 202 comprises according to the step that the accompanying information transmission state is identified for the PUCCH resource of transmission response information: when the PDSCH of accompanying information transmission state indication main carrier is attended by the PDCCH communication, and will

Be defined as the PUCCH resource for transmission response information, wherein,

n _{CCE, 0}It is the numbering with the 1st CCE of the PDCCH of main carrier up-downgoing traffic aided;

Be used for the side-play amount of expression PUCCH resource on frequency domain; When the PDSCH of accompanying information transmission state indication main carrier does not follow the PDCCH communication, the PUCCH resource of the indication of the TPC field in the DCI information of data service on main carrier is defined as PUCCH resource for transmission response information.

In a preferred embodiment of the invention, the sequence number of the PUCCH resource of the TPC field indication on this auxiliary carrier wave in the DCI information of data service is corresponding with the sequence number of this auxiliary carrier wave.

In a preferred embodiment of the invention, predetermined threshold is 2.By this preferred implementation, realized the feedback of carrier number greater than 2 ACK/NACK information, reached in effective transmission feeding back ACK/nack message, effectively suppress unnecessary downlink data and retransmit.

In a preferred embodiment of the invention, as shown in Figure 3, transmission unit 106 comprises: determination module 302,2 bit informations when being used for determining to adopt the transmission of PUCCH1b form according to the PUCCH resource of configuration and/or response message; Transport module 304 is used for according to the PUCCH1b form, response message being transferred to the base station.In this preferred implementation, by the PUCCH1b form of determining according to the PUCCH resource of configuration, response message is transmitted, improved validity and the confidence level of ACK/NACK communication.

Embodiment 2

Based on the transmitting device of the preferred response message shown in Fig. 1-3, the present invention also provides a kind of transmission method of preferred response message, and as shown in Figure 4, the method concrete steps comprise:

S402: the carrier number of determining the UE configuration;

S404: when the carrier number of UE during greater than predetermined threshold, be the Physical Uplink Control Channel PUCCH resource that the UE configuration is used for transmission response information according to carrier type and accompanying information transmission state, wherein, whether the accompanying information transmission state Physical Downlink Shared Channel PDSCH that is used to indicate main carrier is attended by the physical downlink control channel PDCCH communication;

S406: the PUCCH resource with configuration is come transmission response information.

In above-mentioned preferred implementation,, be that each carrier wave configuration is used for the PUCCH resource of transmission response message, thereby realized the transmission to response message during greater than predetermined threshold (for example, greater than 2) when the carrier number of UE.Solved in the prior art because carrier aggregation causes UE need to feed back the problem of a large amount of ACK/NACK information by said method, reached when effectively transmitting feeding back ACK/nack message, effectively suppress unnecessary downlink data and retransmit, improved validity and the confidence level of ACK/NACK communication.

The present invention also provides a kind of preferred configuration mode that is used for the PUCCH resource of transmission response information, in order to dissimilar carrier wave is carried out the configuration of different PUCCH resources.In this preferred embodiment, be that the step that the UE configuration is used for the PUCCH resource of transmission response information comprises according to carrier type and accompanying information transmission state: for the main carrier of carrier type indication, be identified for the PUCCH resource of transmission response information according to the accompanying information transmission state; For the auxiliary carrier wave of carrier type indication, the PUCCH resource of the indication of the TPC field in the DCI information of data service on this auxiliary carrier wave is defined as PUCCH resource for transmission response information.In above-mentioned preferred implementation, by main carrier and subcarrier are adopted different configuration modes, thereby reach the purpose of more efficient and rational configuration PUCCH resource.

The present invention also provides a kind of preferred method that the PUCCH resource of main carrier is configured, in order to realize adopting different collocation methods for the main carrier of different situations, thereby realizes the PUCCH resource is reasonably configured.In this preferred embodiment, the step that is identified for the PUCCH resource of transmission response information according to the accompanying information transmission state comprises: when the PDSCH of accompanying information transmission state indication main carrier is attended by the PDCCH communication, and will

Be defined as the PUCCH resource for transmission response information, wherein,

n _{CCE, 0}It is the numbering with the 1st CCE of the PDCCH of main carrier up-downgoing traffic aided;

Be used for the side-play amount of expression PUCCH resource on frequency domain; When the PDSCH of accompanying information transmission state indication main carrier does not follow the PDCCH communication, the PUCCH resource of the indication of the TPC field in the DCI information of data service on main carrier is defined as PUCCH resource for transmission response information.In above-mentioned preferred implementation, whether be attended by the PDCCH communication according to the PDSCH that judges main carrier and adopt the collocation method of different PUCCH resources to improve validity and the confidence level of ACK/NACK communication.

In a preferred embodiment of the invention, the sequence number of the PUCCH resource of the TPC field indication on this auxiliary carrier wave in the DCI information of data service is corresponding with the sequence number of this auxiliary carrier wave.

In a preferred embodiment of the invention, predetermined threshold is 2.By this preferred implementation, realized the feedback of carrier number greater than 2 ACK/NACK information, reached in effective transmission feeding back ACK/nack message, effectively suppress unnecessary downlink data and retransmit.

In a preferred embodiment of the invention, come the step of transmission response information to comprise with the PUCCH resource of configuration: 2 bit informations during according to the PUCCH resource that configures and/or the transmission of the definite PUCCH1b of employing of response message form; According to the PUCCH1b form, response message is transferred to the base station.In this preferred implementation, by the PUCCH1b form of determining according to the PUCCH resource of configuration, response message is transmitted, improved validity and the confidence level of ACK/NACK communication.

Embodiment 3

The present invention also provides the transmission method of another kind of preferred response message, and as shown in Figure 5, concrete steps comprise (S502-S512):

S502: base station side is defined as the carrier number of UE configuration.

S504: base station side is determined the PUCCH resource, determines that specifically mode is:

For principal component carrier wave/residential quarter (Primary Component Carrier/Cell is referred to as PCC/PCell) referred to as the PUCCH resource allocation method of the ACK/NACK of main carrier/residential quarter feedback be again:

When Physical Downlink Control Channel (Physical Downlink Control Channel is arranged, referred to as PDCCH) PDSCH of indication or descending SPS release be when transmitting in PCC subframe n-4, corresponding Physical Uplink Control Channel (Physical Uplink Control Channel is referred to as PUCCH) resource is:

$n_{\mathrm{PUCCH},0}^{\left(1\right)}=n_{\mathrm{CCE},0}+N_{\mathrm{PUCCH}}^{\left(1\right)}$

Wherein, n _{CCE, 0}It is the numbering of the 1st CCE of the PDCCH of PCC up-downgoing traffic aided.

When the Physical Downlink Shared Channel that there is no PDCCH (Physical Downlink Shared Channel is referred to as PDSCH) when transmitting in PCC subframe n-4 (SPS business), on send out the PUCCH resource of ACK/NACK

It is fixed, concrete to come according to high level configuration, and PUCCH resource TPC command word in DCI information when triggering descending SPS is specified, and wherein, the value of TPC is 1 in 4 values in table 1.

Table 1

For auxiliary component carrier/residential quarter (Secondary Component Carrier/Cell is referred to as SCC/SCell) referred to as the PUCCH resource allocation method of the ACK/NACK of auxiliary carrier wave/residential quarter feedback be again:, on send out the PUCCH resource of ACK/NACK It is fixed to come according to high level configuration, and wherein, i is and the value of the corresponding i of SCC that concrete corresponding relation is as shown in table 2.The concrete PUCCH resource of feeding back ACK/nack message is specified by the TPC command word in the DCI information that triggers the upper data service of SCC, and the TPC field in the DCI information of this resource information and the descending SPS business of the triggering in PCC is different.

Table 2

Be that TPC field information in the DCI information of all assisted cells is different about the TPC field information in DCI information relevant with downstream data traffic in auxiliary residential quarter.The TPC field of each assisted cell is got a TPC value in table 3.

Table 3

S506:UE determines the ACK/NACK information of feedback.

Bit information and corresponding PUCCH resource that S508:UE goes out to report according to carrier number and ACK/NACK information searching.

S510: will issue the base station on corresponding ACK/NACK information by the PUCCH1b form by UE.

S512: finish.

According to transmitting device and the method for above-mentioned response message, the present invention also provides several more specifically execution modes that the present invention is explained further and illustrates, but do not consist of, the present invention is not limited improperly.

Embodiment 4

The carrier number that this preferred embodiment is based on UE configuration is 3, and wherein, main carrier is 1, and the transmission of the PDSCH on this main carrier is with corresponding PDCCH information, and the subcarrier number is 2, and the residential quarter number is that the situation of 1 describes.In this case, the mode that the PUCCH resource is configured is as follows:

The PUCCH resource that auxiliary carrier wave is corresponding is:

SCC1： $n_{\mathrm{PUCCH},1}^{\left(1\right)}=n_{\mathrm{PUCCH},i}^{\left(1\right)},$ Preferably, $n_{\mathrm{PUCCH},1}^{\left(1\right)}=n_{\mathrm{PUCCH},i}^{\left(1\right)}$ Provided by high level, and be handed down to UE by the TPC field in the DCI relevant to SCC1 (auxiliary carrier wave 1), wherein, the value of TPC is as shown in table 3, and wherein, the value of TPC is " 00 ", shows that the PUCCH resource is the 1st resource of high-rise configuration.

SCC2： $n_{\mathrm{PUCCH},2}^{\left(1\right)}=n_{\mathrm{PUCCH},i}^{\left(1\right)},$ Preferably, $n_{\mathrm{PUCCH},2}^{\left(1\right)}=n_{\mathrm{PUCCH},i}^{\left(1\right)}$ Provided by high level, and be handed down to UE by the TPC field in the DCI relevant to SCC2 (auxiliary carrier wave 2), wherein, the value of TPC is as shown in table 3, and wherein, the value of TPC is " 01 ", shows that the PUCCH resource is the 2nd resource of high-rise configuration.

The resource that main carrier is corresponding is:

Because the PDSCH on main carrier transmits with corresponding PDCCH information, so

$n_{\mathrm{PUCCH},0}^{\left(1\right)}=n_{\mathrm{CCE},0}+N_{\mathrm{PUCCH}}^{\left(1\right)}$

Wherein, n _{CCE, 0}It is the numbering with the 1st CCE of the PDCCH of main carrier (PCC) up-downgoing traffic aided.

After obtaining the PUCCH resource by above method, preferably, UE is mapped the ACK/NACK information on current carrier wave and PUCCH resource according to carrier number, again PUCCH resource and b (0) b (1) 2 bit information are mapped, determine the bit information that reports ACK/NACK information to adopt, then, will issue the base station on corresponding ACK/NACK information by UE by the PUCCH1b form, thereby realize adopting the PUCCH1b form to carry out the transmission of ACK/NACK information.

Wherein, the mapping relations of the ACK/NACK that 2 bit informations that the PUCCH1b form is corresponding are corresponding with PUCCH resource and each carrier wave downlink data are as shown in table 4:

Table 4

Embodiment 5

The carrier number that this preferred embodiment is based on UE configuration is 4, and wherein, main carrier is 1, and the PDSCH on this main carrier do not transmit corresponding PDCCH information, and the subcarrier number is 3, and the residential quarter number is that the situation of 1 describes.In this case, the mode that the PUCCH resource is configured is as follows:

The PUCCH resource that auxiliary carrier wave is corresponding is:

SCC1： $n_{\mathrm{PUCCH},1}^{\left(1\right)}=n_{\mathrm{PUCCH},i}^{\left(1\right)},$ Preferably, $n_{\mathrm{PUCCH},1}^{\left(1\right)}=n_{\mathrm{PUCCH},i}^{\left(1\right)}$ Provided by high level, and be handed down to UE by the TPC field in the DCI relevant to SCC1 (auxiliary carrier wave 1), wherein, the value of TPC is as shown in table 3, and wherein, the value of TPC is " 00 ", shows that the PUCCH resource is the 1st resource of high-rise configuration.

SCC2： $n_{\mathrm{PUCCH},2}^{\left(1\right)}=n_{\mathrm{PUCCH},i}^{\left(1\right)},$ Preferably, $n_{\mathrm{PUCCH},2}^{\left(1\right)}=n_{\mathrm{PUCCH},i}^{\left(1\right)}$ Provided by high level, and be handed down to UE by the TPC field in the DCI relevant to SCC2 (auxiliary carrier wave 2), wherein, the value of TPC is as shown in table 3, and wherein the value of TPC is " 01 ", shows that the PUCCH resource is the 2nd resource of high-rise configuration.

SCC3： $n_{\mathrm{PUCCH},3}^{\left(1\right)}=n_{\mathrm{PUCCH},i}^{\left(1\right)},$ Preferably, $n_{\mathrm{PUCCH},3}^{\left(1\right)}=n_{\mathrm{PUCCH},i}^{\left(1\right)}$ Provided by high level, and be handed down to UE by the TPC field in the DCI relevant to SCC3 (auxiliary carrier wave 3), wherein, the value of TPC is as shown in table 3, and wherein the value of TPC is " 10 ", shows that the PUCCH resource is the 3rd resource of high-rise configuration.

The resource that main carrier is corresponding is:

Because the PDSCH on main carrier does not transmit corresponding PDCCH information, so the PUCCH resource information that in the associated DC I information on resource corresponding to main carrier and PCC, the TPC command word characterizes is consistent.Here, suppose TPC=00, so

For " 00 " show the PUCCH resource for the 1st PUCCH resource of high-rise configuration, specifically as shown in table 1.

After obtaining the PUCCH resource by above method, preferably, UE is mapped the ACK/NACK information on current carrier wave and PUCCH resource according to carrier number, again PUCCH resource and b (0) b (1) 2 bit information are mapped, determine the bit information that reports ACK/NACK information to adopt, then, will issue the base station on corresponding ACK/NACK information by UE by the PUCCH1b form, thereby realize adopting the PUCCH1b form to carry out the transmission of ACK/NACK information.

Wherein, the mapping relations of the ACK/NACK that 2 bit informations that the PUCCH1b form is corresponding are corresponding with PUCCH resource and each carrier wave downlink data are as shown in table 5:

Table 5

Embodiment 6

The carrier number that this preferred embodiment is based on UE configuration is 5, and wherein, main carrier is 1, and the transmission of the PDSCH on this main carrier is with corresponding PDCCH information, and the subcarrier number is 4, and the residential quarter number is that the situation of 1 describes.In this case, the mode that the PUCCH resource is configured is as follows:

The PUCCH resource that auxiliary carrier wave is corresponding is:

SCC1： $n_{\mathrm{PUCCH},1}^{\left(1\right)}=n_{\mathrm{PUCCH},i}^{\left(1\right)},$ Preferably, $n_{\mathrm{PUCCH},1}^{\left(1\right)}=n_{\mathrm{PUCCH},i}^{\left(1\right)}$ Provided by high level, and be handed down to UE by the TPC field in the DCI relevant to SCC1 (auxiliary carrier wave 1), wherein, the value of TPC is as shown in table 3, and wherein, the value of TPC is " 00 ", shows that the PUCCH resource is the 1st resource of high-rise configuration.

SCC2： $n_{\mathrm{PUCCH},2}^{\left(1\right)}=n_{\mathrm{PUCCH},i}^{\left(1\right)},$ Preferably, $n_{\mathrm{PUCCH},2}^{\left(1\right)}=n_{\mathrm{PUCCH},i}^{\left(1\right)}$ Provided by high level, and be handed down to UE by the TPC field in the DCI relevant to SCC2 (auxiliary carrier wave 2), wherein, the value of TPC is as shown in table 3, and wherein, the value of TPC is " 01 ", shows that the PUCCH resource is the 2nd resource of high-rise configuration.

SCC3： $n_{\mathrm{PUCCH},3}^{\left(1\right)}=n_{\mathrm{PUCCH},i}^{\left(1\right)},$ Preferably, $n_{\mathrm{PUCCH},3}^{\left(1\right)}=n_{\mathrm{PUCCH},i}^{\left(1\right)}$ Provided by high level, and be handed down to UE by the TPC field in the DCI relevant to SCC3 (auxiliary carrier wave 3), wherein, the value of TPC is as shown in table 3, and wherein, the value of TPC is " 10 ", shows that the PUCCH resource is the 3rd resource of high-rise configuration.

SCC4： $n_{\mathrm{PUCCH},4}^{\left(1\right)}=n_{\mathrm{PUCCH},i}^{\left(1\right)},$ Preferably, $n_{\mathrm{PUCCH},4}^{\left(1\right)}=n_{\mathrm{PUCCH},i}^{\left(1\right)}$ Provided by high level, and be handed down to UE by the TPC field in the DCI relevant to SCC4 (auxiliary carrier wave 4), wherein, the value of TPC is as shown in table 3, and wherein, the value of TPC is " 11 ", shows that the PUCCH resource is the 4th resource of high-rise configuration.

The resource that main carrier is corresponding is:

PDSCH transmission on main carrier is with corresponding PDCCH information, so resource corresponding to main carrier is:

Because the PDSCH on main carrier transmits with corresponding PDCCH information, so

$n_{\mathrm{PUCCH},0}^{\left(1\right)}=n_{\mathrm{CCE},0}+N_{\mathrm{PUCCH}}^{\left(1\right)}$

Wherein, n _{CCE, 0}It is the numbering with the 1st CCE of the PDCCH of main carrier (PCC) up-downgoing traffic aided.

After obtaining the PUCCH resource by above method, preferably, UE is mapped the ACK/NACK information on current carrier wave and PUCCH resource according to carrier number, again PUCCH resource and b (0) b (1) 2 bit information are mapped, determine the bit information that reports ACK/NACK information to adopt, then, will issue the base station on corresponding ACK/NACK information by UE by the PUCCH1b form, thereby realize adopting the PUCCH1b form to carry out the transmission of ACK/NACK information.

Wherein, the mapping relations of the ACK/NACK that 2 bit informations that the PUCCH1b form is corresponding are corresponding with PUCCH resource and each carrier wave downlink data are as shown in table 6:

Table 6

ACK/NACK feedback method by above introduction, can effectively solve in the situation that carrier number greater than 2, UE is to the problem of base station feedback ACK/NACK, thereby suppress well effectively to have promoted the throughput of LTE-Advanced system because the ACK/NACK feeding back unsuccessful causes base station, ground problem with initiating unnecessary data re-transmission.

But, it should be noted that the example that is transmitted as that above-mentioned preferred embodiment is based on ACK/NACK information describes, but do not consist of, the present invention is not limited improperly, can also except comprising ACK/NACK information, other information can also be arranged in response message.Simultaneously, also just for the present invention is better understood, the corresponding relation of PUCCH resource and ACK/NACK feedback is not limited to this to the mapping table of above-mentioned PUCCH resource and ACK/NACK feedback, does not consist of improper restriction of the present invention.

obviously, those skilled in the art should be understood that, above-mentioned each module of the present invention or each step can realize with general calculation element, they can concentrate on single calculation element, perhaps be distributed on the network that a plurality of calculation elements form, alternatively, they can be realized with the executable program code of calculation element, thereby, they can be stored in storage device and be carried out by calculation element, and in some cases, can carry out step shown or that describe with the order that is different from herein, perhaps they are made into respectively each integrated circuit modules, perhaps a plurality of modules in them or step being made into the single integrated circuit module realizes.Like this, the present invention is not restricted to any specific hardware and software combination.

The above is only the preferred embodiments of the present invention, is not limited to the present invention, and for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.

Claims (10)

1. the transmission method of a response message, is characterized in that, comprising:

Determine the carrier number of UE configuration;

When the carrier number of described UE during greater than predetermined threshold, be the Physical Uplink Control Channel PUCCH resource that described UE configuration is used for transmission response information according to carrier type and accompanying information transmission state, wherein, whether the described accompanying information transmission state Physical Downlink Shared Channel PDSCH that is used to indicate main carrier is attended by the physical downlink control channel PDCCH communication;

PUCCH resource with configuration is transmitted described response message.

2. method according to claim 1, is characterized in that, is that the step that described UE configuration is used for the PUCCH resource of transmission response information comprises according to carrier type and accompanying information transmission state:

Be the carrier wave of main carrier for carrier type, be identified for transmitting the PUCCH resource of described response message according to described accompanying information transmission state;

Be the carrier wave of auxiliary carrier wave for carrier type, the PUCCH resource that the TPC field in the DCI information of data service on this auxiliary carrier wave is indicated is defined as be used to the PUCCH resource of transmitting described response message.

3. method according to claim 2, is characterized in that, the step that is identified for transmitting the PUCCH resource of described response message according to described accompanying information transmission state comprises:

When the PDSCH of the described main carrier of described accompanying information transmission state indication is attended by the PDCCH communication, will

Be defined as be used to the PUCCH resource of transmitting described response message, wherein, $n_{\mathrm{PUCCH},0}^{\left(1\right)}=n_{\mathrm{CCE},0}+N_{\mathrm{PUCCH}}^{\left(1\right)},$

Described n _{CCE, 0}It is the numbering with the 1st CCE of the PDCCH of described main carrier up-downgoing traffic aided; Be used for the side-play amount of expression PUCCH resource on frequency domain;

When the PDSCH of the described main carrier of described accompanying information transmission state indication does not follow the PDCCH communication, the PUCCH resource of the indication of the TPC field in the DCI information of data service on described main carrier is defined as PUCCH resource for transmission response information.

4. method according to claim 2, is characterized in that, the sequence number of the PUCCH resource of the TPC field indication on described this auxiliary carrier wave in the DCI information of data service is corresponding with the sequence number of described this auxiliary carrier wave.

5. the described method of any one according to claim 1 to 4, is characterized in that, described predetermined threshold is 2.

6. method according to claim 1, is characterized in that, the step of transmitting described response message with the PUCCH resource of configuration comprises:

2 bit informations when determining to adopt the transmission of PUCCH1b form according to the PUCCH resource of described configuration and/or described response message;

According to described PUCCH1b form, described response message is transferred to the base station.

7. the transmitting device of a response message, is characterized in that, comprising:

Determining unit is used for the carrier number of determining that UE configures;

Dispensing unit, when being used for carrier number as described UE greater than predetermined threshold, be the PUCCH resource that described UE configuration is used for transmission response information according to carrier type and accompanying information transmission state, wherein, whether the described accompanying information transmission state PDSCH that is used to indicate main carrier is attended by the PDCCH communication;

Transmission unit is used for transmitting described response message with the PUCCH resource of configuration.

8. device according to claim 7, is characterized in that, described dispensing unit comprises:

The first configuration module is used for being identified for transmitting the PUCCH resource of described response message according to described accompanying information transmission state when the carrier type of described carrier wave is main carrier;

The second configuration module is used for when the carrier type of described carrier wave is auxiliary carrier wave, and the PUCCH resource that the TPC field in the DCI information of data service on this auxiliary carrier wave is indicated is defined as be used to the PUCCH resource of transmitting described response message.

9. according to claim 7 or 8 described devices, is characterized in that, described predetermined threshold is 2.

10. device according to claim 7, is characterized in that, described transmission unit comprises:

Determination module, 2 bit informations when being used for determining to adopt the transmission of PUCCH1b form according to the PUCCH resource of described configuration and/or described response message;

Transport module is used for according to described PUCCH1b form, described response message being transferred to the base station.

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