CN109787734A

CN109787734A - The resource distribution of ACK/NACK and sending method, base station, terminal

Info

Publication number: CN109787734A
Application number: CN201711128964.4A
Authority: CN
Inventors: 张轶; 侯雪颖; 夏亮
Original assignee: China Mobile Communications Group Co Ltd; China Mobile Communication Co Ltd
Current assignee: China Mobile Communications Group Co Ltd; China Mobile Communication Co Ltd
Priority date: 2017-11-15
Filing date: 2017-11-15
Publication date: 2019-05-21
Anticipated expiration: 2037-11-15
Also published as: CN109787734B

Abstract

The embodiment of the present invention provides the resource distribution and sending method, base station, terminal of a kind of ACK/NACK, sends the resource indication information that transfer resource can be used this method comprises: sending the resource allocation information for ACK/NACK transmission to terminal and being used to indicate terminal progress ACK/NACK；It wherein include that time-domain resource configuration and/or frequency domain resource configure in the resource allocation information, at least transfer resource that indicated usable transfer resource is configured by the resource allocation information in the resource indication information.The resource indication information that ACK/NACK sends usable transfer resource is carried out by obtaining the resource allocation information of base station transmission sent for ACK/NACK and being used to indicate terminal using this method, it can be according to the flexible variation of transmission unit format, it is dynamically determined transfer resource used in ACK/NACK, ACK/NACK can not be transmitted by avoiding the problem that generating.

Description

The resource distribution of ACK/NACK and sending method, base station, terminal

Technical field

The present invention relates to wireless technical field, refer in particular to a kind of ACK/NACK resource distribution and sending method, base station, Terminal.

Background technique

The scheduling of long term evolution (Long Term Evolution, referred to as LTE) system is divided into dynamic dispatching (Dynamic Scheduling, referred to as DS) and semi-continuous scheduling (Semi-persistent Scheduling, referred to as SPS), it is different Scheduling mode, resource used in ACK/NACK is also different, but for dynamic dispatching and semi-continuous scheduling, ACK/NACK is made Usually corresponding Physical Downlink Shared Channel (the Physical Downlink Shared in the position of time-frequency domain resources Channel, referred to as PDSCH) there is fixed corresponding relationship in the position of transfer resource.

In 5G NR system, dynamic configuration transmission unit format is supported, if transmitting according to ACK/NACK as defined in LTE The method of determination of resource location, the then it is possible that resource location for being originally used for transmission ACK/NACK is dynamically configured as downlink Transfer resource or the phenomenon that retain resource, and then lead to the problem of and can not transmit ACK/NACK.

Summary of the invention

The purpose of technical solution of the present invention is to provide the resource distribution and sending method, base station, terminal of a kind of ACK/NACK, For solving in 5G NR system, according to the method for determination of ACK/NACK transfer resource position as defined in LTE, can generate can not The problem of transmitting ACK/NACK.

The present invention provides the resource allocation method of ACK/NACK a kind of, wherein includes:

It sends to terminal for the ACK/NACK resource allocation information sent and is used to indicate terminal progress ACK/NACK Send the resource indication information that transfer resource can be used；

It wherein include time-domain resource configuration and/or frequency domain resource configuration, the resource instruction in the resource allocation information At least transfer resource that indicated usable transfer resource is configured by the resource allocation information in information.

Preferably, the resource allocation method of the ACK/NACK, wherein pass through system message broadcast or high-level signaling It configures to terminal and sends the resource allocation information；The resource is sent to terminal by physical layer dynamic Downlink Control Information to refer to Show information.

Preferably, the resource allocation method of the ACK/NACK, wherein configuration of territory resource includes physical down when described The set of shared channel PDSCH and N number of sequential relationship of the time-domain transmission unit sent for ACK/NACK, the frequency domain resource Configuration includes the M frequency domain money in the corresponding time-domain resource configuration on each time-domain transmission unit, for ACK/NACK transmission The set in source, wherein N > 1, M > 1.

Preferably, the resource allocation method of the ACK/NACK, wherein include multiple in the set of each sequential relationship Different size of k value, wherein k value indicates an absolute time, what the set expression of the sequential relationship was sent for ACK/NACK Time-domain transmission unit is to detect the transmission unit detected after k time of PDSCH transmission unit；Or every k value indicates One numerical value, the set expression of the sequential relationship are to detect that PDSCH is passed for the ACK/NACK time-domain transmission unit sent K transmission units are spaced after defeated unit.

Preferably, the resource allocation method of the ACK/NACK, wherein the frequency domain resource set includes the time domain In resource distribution, the number of available frequency domain resource on each time-domain transmission unit, the absolute position of available frequency domain resource, with reference to frequency Domain resource location and available frequency domain resource relative to reference frequency domain resource positional shift at least one.

Preferably, the resource allocation method of the ACK/NACK, wherein can on each time-domain transmission unit of correspondence Be with the number of frequency domain resource it is identical or different, the position of available frequency domain resource can be on each time-domain transmission unit of correspondence It is determined by the frequency domain configuration information.

Preferably, the resource allocation method of the ACK/NACK, wherein when the resource allocation information configures and institute When stating at least one of usable transfer resource indicated by resource indication information including frequency domain configuration resource, the frequency domain configuration It further include that the frequency domain configuration resource corresponds to time-domain transmission list in the resource allocation information and/or resource indication information of resource The configuration cycle T of member is used to indicate the frequency domain resource set that terminal carries out ACK/NACK transmission, often by the configuration cycle T It is identical to be spaced T time-domain transmission unit.

Present invention specific implementation also provides the sending method of another kind ACK/NACK, wherein includes:

Obtain the resource allocation information sent for ACK/NACK and be used to indicate terminal progress ACK/ that base station is sent NACK sends the resource indication information that transfer resource can be used；

It wherein include time-domain resource configuration and/or frequency domain resource configuration, the resource instruction in the resource allocation information At least transfer resource that indicated usable transfer resource is configured by the resource allocation information in information；

According to the resource allocation information and the resource indication information, selecting first can be used for sending ACK/NACK's Running time-frequency resource carries out ACK/NACK transmission.

Preferably, the resource allocation method of the ACK/NACK, wherein pass through system message broadcast or high-level signaling Configuration obtains the resource allocation information that base station is sent；The institute that base station is sent is obtained by physical layer dynamic Downlink Control Information State resource indication information.

Preferably, the resource allocation method of the ACK/NACK, wherein when the resource allocation information configures and institute When stating at least one of usable transfer resource indicated by resource indication information including frequency domain configuration resource, including the frequency domain Configure in the resource allocation information and/or resource indication information of resource further includes that the frequency domain configuration resource corresponds to time domain biography The configuration cycle T of defeated unit is used to indicate the frequency domain resource collection that terminal carries out ACK/NACK transmission by the configuration cycle T It closes, it is identical at interval of T time-domain transmission unit.

Preferably, the resource allocation method of the ACK/NACK, wherein the method also includes:

Judgement in configuration and the transfer resource indicated, is by the resource allocation information and the resource indication information It is no to there is the running time-frequency resource that can be used for ACK/NACK transmission；

It can be used for the running time-frequency resource of ACK/NACK transmission if it does not exist, then the last one in indicated transfer resource After time-domain transmission unit, successively judge whether each time-domain transmission unit can be used in ACK/NACK transmission；Wherein time domain passes Frequency domain resource on defeated unit is determined according to the frequency domain configuration resource, at interval of the frequency domain resource phase of T time-domain transmission unit Together.

Preferably, the resource allocation method of the ACK/NACK, wherein the judgement passes through the resource allocation information In the transfer resource for configuring and indicating with the resource indication information, if there is the running time-frequency resource that can be used for ACK/NACK transmission The step of include:

Judgement passes through in the resource allocation information and the transfer resource of resource indication information configuration and instruction, if The format of each transmission unit by time slot format indicate information and/or semi-static configuration information be designated as " downlink resource " or " retaining resource "；

If the format of each transmission unit is indicated as " downlink resource " or " retaining resource ", the biography of configuration and instruction In defeated resource, there is no the running time-frequency resources that can be used for ACK/NACK transmission；Otherwise, there is the time-frequency that can be used for ACK/NACK transmission Resource.

Preferably, the resource allocation method of the ACK/NACK, wherein described according to the resource allocation information and institute The step of stating resource indication information, selecting first running time-frequency resource that can be used for sending ACK/NACK, carry out ACK/NACK transmission Include:

According to the resource allocation information and the resource indication information, whether first configured transmission unit is judged It can be used in sending ACK/NACK；

If first transmission unit does not indicate that information or semi-static configuration information are designated as passing for downlink by time slot format Defeated or reservation resource, it is determined that first transmission unit is able to carry out ACK/NACK transmission, then on first transmission unit, root The frequency domain resource for configuring and indicating according to resource allocation information and resource indication information sends ACK/NACK；

If first transmission unit indicates that information and/or semi-static configuration information are designated as being used for down by the time slot format Row transmission retains resource, then whether second transmission unit for continuing to judge configuration be by time slot format instruction information or half Static configuration information is designated as downlink transfer or retains resource, until being determined in indicated transmission unit in sequence First is not indicated as downlink transfer or retains what the transmission unit of resource sent for first available ACK/NACK Transmission unit, and on the transmission unit, the frequency domain for configuring and indicating according to resource allocation information and resource indication information provides On source, ACK/NACK is sent.

The specific embodiment of the invention also provides a kind of base station, wherein includes:

Transceiver, for terminal send for ACK/NACK send resource allocation information and be used to indicate terminal into Row ACK/NACK sends the resource indication information that transfer resource can be used；

Configuration of territory resource and/or frequency domain configuration resource when wherein including in the resource allocation information, the resource instruction At least transfer resource that indicated usable transfer resource is configured by the resource allocation information in information.

Preferably, the base station, wherein the transceiver is broadcasted by system message or high-level signaling was configured to end End sends the resource allocation information；The resource indication information is sent to terminal by physical layer dynamic Downlink Control Information.

Preferably, the base station, wherein configuration of territory resource includes Physical Downlink Shared Channel PDSCH and uses when described In the set of the N number of sequential relationship for the time-domain transmission unit that ACK/NACK is sent, the frequency domain resource configuration includes described in correspondence In time-domain resource configuration on each time-domain transmission unit, for the set of the ACK/NACK M frequency domain resource sent, wherein N > 1, M>1。

Preferably, the base station, wherein it include the k value of multiple and different sizes in the set of each sequential relationship, wherein K value indicates an absolute time, and the set expression of the sequential relationship is detection for the ACK/NACK time-domain transmission unit sent The transmission unit detected after to the k time of PDSCH transmission unit；Or every k value indicates a numerical value, the timing is closed The set expression of system is to be spaced k after detecting PDSCH transmission unit for the ACK/NACK time-domain transmission unit sent Transmission unit.

Preferably, the base station, wherein the frequency domain resource set includes Mei Geshi in the time-domain resource configuration The number of available frequency domain resource on the transmission unit of domain, the absolute position of available frequency domain resource, with reference to frequency domain resource position and available Frequency domain resource relative to reference frequency domain resource positional shift at least one.

Preferably, the base station, wherein the number of available frequency domain resource is on each time-domain transmission unit of correspondence Identical or different, the position of available frequency domain resource can be by the frequency domain configuration information on each time-domain transmission unit of correspondence To determine.

Preferably, the base station, wherein when the resource allocation information configures and the resource indication information meaning When at least one of usable transfer resource shown includes frequency domain configuration resource, the resource distribution of the frequency domain configuration resource Further include the configuration cycle T that the frequency domain configuration resource corresponds to time-domain transmission unit in information and/or resource indication information, passes through The configuration cycle T is used to indicate the frequency domain resource set that terminal carries out ACK/NACK transmission, at interval of T time-domain transmission list Member is identical.

The specific embodiment of the invention also provides a kind of terminal, wherein includes:

First transceiver, for obtaining the resource allocation information of base station transmission sent for ACK/NACK and for referring to Show that terminal carries out ACK/NACK and sends the resource indication information that transfer resource can be used；

Second transceiver, for selecting first can be used according to the resource allocation information and the resource indication information In the running time-frequency resource for sending ACK/NACK, ACK/NACK transmission is carried out.

Preferably, the terminal, wherein the first transceiver is broadcasted by system message or high-level signaling configures Obtain the resource allocation information that base station is sent；The money that base station is sent is obtained by physical layer dynamic Downlink Control Information Source indicates information.

Preferably, the terminal, wherein configuration of territory resource includes Physical Downlink Shared Channel PDSCH and uses when described In the set of the N number of sequential relationship for the time-domain transmission unit that ACK/NACK is sent, the frequency domain resource configuration includes described in correspondence In time-domain resource configuration on each time-domain transmission unit, for the set of the ACK/NACK M frequency domain resource sent, wherein N > 1, M>1。

Preferably, the terminal, wherein it include the k value of multiple and different sizes in the set of each sequential relationship, wherein K value indicates an absolute time, and the set expression of the sequential relationship is detection for the ACK/NACK time-domain transmission unit sent The transmission unit detected after to the k time of PDSCH transmission unit；Or every k value indicates a numerical value, the timing is closed The set expression of system is to be spaced k after detecting PDSCH transmission unit for the ACK/NACK time-domain transmission unit sent Transmission unit.

Preferably, the terminal, wherein the frequency domain resource set includes Mei Geshi in the time-domain resource configuration The number of available frequency domain resource on the transmission unit of domain, the absolute position of available frequency domain resource, with reference to frequency domain resource position and available Frequency domain resource relative to reference frequency domain resource positional shift at least one.

Preferably, the terminal, wherein when the resource allocation information configures and the resource indication information meaning When at least one of usable transfer resource shown includes frequency domain configuration resource, the resource distribution of the frequency domain configuration resource Further include the configuration cycle T that the frequency domain configuration resource corresponds to time-domain transmission unit in information and/or resource indication information, passes through The configuration cycle T is used to indicate the frequency domain resource set that terminal carries out ACK/NACK transmission, at interval of T time-domain transmission list Member is identical.

Preferably, the terminal, wherein the terminal further includes processor, is used for:

Preferably, the terminal, wherein the processor passes through the resource allocation information and the resource in judgement In the transfer resource for indicating information configuration and instruction, if specific to use when there is the running time-frequency resource that can be used for ACK/NACK transmission In:

Preferably, the terminal, wherein the second transceiver is specifically used for:

If first transmission unit indicates that information and/or semi-static configuration information are designated as being used for down by the time slot format Row transmission retains resource, then whether second transmission unit for continuing to judge configuration be by time slot format instruction information or half Static configuration information is designated as downlink transfer or retains resource, until being determined in indicated transfer resource in sequence First is not indicated as downlink transfer or retains what the transmission unit of resource sent for first available ACK/NACK Transmission unit, and on the transmission unit, the frequency domain for configuring and indicating according to resource allocation information and resource indication information provides On source, ACK/NACK is sent.

The specific embodiment of the invention also provides a kind of communication apparatus, wherein including memory, processor and is stored in described On memory and the computer program that can run on the processor；It realizes when the processor executes described program and such as takes up an official post The resource allocation method of ACK/NACK described in one or the as above sending method of described in any item ACK/NACK.

The specific embodiment of the invention also provides a kind of computer readable storage medium, is stored thereon with computer program, In, the as above resource allocation method of described in any item ACK/NACK or as above any is realized when which is executed by processor Step in the sending method of ACK/NACK described in.

One or more embodiments of the invention at least has the advantages that

The sending method of ACK/NACK described in the specific embodiment of the invention is used for ACK/NACK by what acquisition base station was sent The resource allocation information of transmission and the resource instruction letter for being used to indicate the usable transfer resource of terminal progress ACK/NACK transmission Breath can be dynamically determined transfer resource used in ACK/NACK according to the flexible variation of transmission unit format, guarantee ACK/ NACK it is effective with timely feedback, to improve the transmission reliability of ACK/NACK, avoid generate can not transmit asking for ACK/NACK Topic.

Detailed description of the invention

Fig. 1 is the flow diagram of the resource allocation method of ACK/NACK described in the embodiment of the present invention；

Fig. 2 is using resource allocation method described in the embodiment of the present invention wherein the one of the running time-frequency resource that configures and indicate Implement structural schematic diagram；

Fig. 3 is another reality for the running time-frequency resource for configuring and indicating using resource allocation method described in the embodiment of the present invention Apply structural schematic diagram；

Fig. 4 is the flow diagram of the resource sending method of ACK/NACK described in the embodiment of the present invention.

Specific embodiment

Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation description, it is clear that described embodiments are some of the embodiments of the present invention, instead of all the embodiments.Based on this hair Embodiment in bright, every other implementation obtained by those of ordinary skill in the art without making creative efforts Example, shall fall within the protection scope of the present invention.

The resource allocation method of ACK/NACK described in first embodiment of the invention is applied to base station, as shown in Figure 1, comprising:

S110 sends for the ACK/NACK resource allocation information sent to terminal and is used to indicate terminal progress ACK/ NACK sends the resource indication information that transfer resource can be used；

The resource allocation method of ACK/NACK described in the specific embodiment of the invention is used for ACK/NACK by sending to terminal The resource allocation information of transmission and the resource instruction letter for being used to indicate the usable transfer resource of terminal progress ACK/NACK transmission The mode of breath can make terminal according to the flexible variation of transmission unit format, be dynamically determined transmission money used in ACK/NACK Source, guarantees the effective of ACK/NACK and timely feedbacks, and to improve the transmission reliability of ACK/NACK, avoiding generating can not be transmitted The problem of ACK/NACK.

Preferably, in step S110, being configured by system message broadcast or high-level signaling in the specific embodiment of the invention Resource allocation information is sent to terminal；Resource indication information is sent to terminal by physical layer dynamic Downlink Control Information.

Specifically, base station is broadcasted by system message or high-level signaling is configured to send to terminal and be sent for ACK/NACK Resource allocation information, wherein in the resource allocation information include time-domain resource configuration and frequency domain resource configuration at least one It is a.

Wherein, time-domain resource configuration includes: that Physical Downlink Shared Channel PDSCH is passed with the time domain sent for ACK/NACK The set of N number of sequential relationship of defeated unit, N > 1.

Frequency domain resource configuration includes: in corresponding time-domain resource configuration on each time-domain transmission unit, for ACK/NACK hair The set for the M frequency domain resource sent, M > 1.

It being configured by the time-domain resource of the above-mentioned type, being passed for can be used for feeding back ACK/NACK time domain for terminal configuration Defeated unit；It is configured by the frequency domain resource of the above-mentioned type, for being terminal configuration in each time-domain transmission unit, is used for ACK/ The frequency domain resource set of NACK.

It specifically, include the k of multiple and different sizes in the set of each sequential relationship in above-mentioned time-domain resource configuration Value, wherein k value indicates an absolute time, and the sequential relationship set expression is for the ACK/NACK time-domain transmission unit sent Detect the transmission unit detected after the k time of PDSCH transmission unit；Based on the configuration mode, broadcasted by system message Or a high-level signaling configuration at least k value can detect PDSCH if terminal detects PDSCH transmission in transmission unit n Kth millisecond after transmission or the time-domain transmission unit on gsec carry out ACK/NACK transmission, and wherein the time quantum of k can To be determined by system message broadcast or high-level signaling configuration.

In another embodiment, every k value indicates that a numerical value, the sequential relationship set expression are sent for ACK/NACK Time-domain transmission unit be to detect to be spaced k transmission units after PDSCH transmission unit.For example, if terminal is passing Defeated unit n detects PDSCH transmission, then can k-th of time-domain transmission unit namely n+k after detecting PDSCH transmission ACK/NACK transmission is carried out on a transmission unit.

In addition, the k value in the set of each sequential relationship can be serial number in above-mentioned time-domain resource configuration, It may be discrete values.

In above-mentioned frequency domain resource configuration, the frequency domain resource set includes Mei Geshi in the time-domain resource configuration The number of available frequency domain resource on the transmission unit of domain, the absolute position of available frequency domain resource, with reference to frequency domain resource position and available Frequency domain resource relative to reference frequency domain resource positional shift at least one.

In addition, on corresponding each time-domain transmission unit the number of available frequency domain resource can be it is identical or different, it is described right Answering the position of available frequency domain resource on each time-domain transmission unit can be determined by the frequency domain configuration information.For example, when frequency Domain resource collection includes in time-domain resource configuration, when the absolute position of the available frequency domain resource on each time-domain transmission unit, then The position of the frequency domain resource set configured on time-domain transmission unit can be determined by " absolute position of available frequency domain resource "；When frequency Domain resource collection includes that the available frequency domain resource in time-domain resource configuration, on each time-domain transmission unit is provided relative to reference frequency domain When the position in source, then it can be determined by " position of the available frequency domain resource relative to reference frequency domain resource " and be matched on time-domain transmission unit The position for the frequency domain resource set set.

According to the mode of the configuration of above-mentioned time-domain resource and frequency domain resource configuration, for example, as shown in connection with fig. 2, working as base station By system information or high-level signaling configure when configuration of territory resource in, PDSCH and the time-domain transmission sent for ACK/NACK The collection of the sequential relationship of unit is combined into { 1,2,3,4 }, also can be on the 1st, 2,3 and 4 transmission unit for detect PDSCH When row ACK/NACK is fed back, on the 1st, 2,3 and 4 transmission unit, workable frequency-domain transmission resource is also as shown in Figure 2.Tool Body, the position of frequency domain resource set can be configured by absolute position or relative position.

If with the physical uplink control channel (Physical of the transmission unit subscript dash area of k=1 in Fig. 2 Uplink Control Channel, referred to as PUCCH) resource be used as refer to frequency domain resource position, then corresponding to k=2,3 or 4 Frequency domain resource can be determined by it relative to the offset of reference frequency domain resource position.As shown in Fig. 2, the transmission for k=2 The frequency domain configuration resource of unit is the frequency domain resource that offset is 1 and 2, and the frequency domain configuration resource for the transmission unit of k=3 is The frequency domain resource that offset is 3 and 4, the frequency domain configuration resource for the transmission unit of k=4 are the frequency domain money that offset is 5 and 6 Source.

In the step S110 of the specific embodiment of the invention, it is used for by physical layer dynamic Downlink Control Information to terminal transmission Instruction terminal carries out ACK/NACK and sends the resource indication information that transfer resource can be used, and specifically includes in resource indication information At least one of following configuration information:

1) PDSCH with for ACK/NACK send time-domain transmission unit N number of sequential relationship set in one or It is multiple；

2) in time-domain resource configuration on each time-domain transmission unit, the collection for the ACK/NACK M frequency domain resource sent One or more of close.

For example, in conjunction with shown in Fig. 2 and Fig. 3, when the time domain that base station is configured by system broadcast information or high-level signaling It configures resource and frequency domain configuration resource is the configuration of territory resource when being activated by physical layer dynamic Downlink Control Information shown in Fig. 2 In { 1,2,3 } subset, and when corresponding in configuration of territory resource { 1,2,3 } three time-domain transmission units part frequency domain resource, It also is the configuration resource of Fig. 3 acceptance of the bid dash area.

Preferably, in the specific embodiment of the invention, when the resource allocation information configures and the resource indication information When at least one of indicated usable transfer resource includes frequency domain configuration resource, including described in the frequency domain configuration resource It further include the configuration week that the frequency domain configuration resource corresponds to time-domain transmission unit in resource allocation information and/or resource indication information Phase T is used to indicate the frequency domain resource set that terminal carries out ACK/NACK transmission, when at interval of T by the configuration cycle T Domain transmission unit is identical.

Using aforesaid way, when base station configures and indicates that the running time-frequency resource sent for ACK/NACK is unavailable, Then after judging that base station configures and indicate that the running time-frequency resource sent for ACK/NACK is unavailable, successively judge subsequent Whether each time-domain transmission unit can be used in ACK/NACK transmission；Wherein the frequency domain resource on time-domain transmission unit is according to described in Frequency domain configuration resource determines, identical at interval of the frequency domain resource of T time-domain transmission unit.

For example, if PDSCH and the sequential relationship of the time-domain transmission unit sent for ACK/NACK that base station is configured Collection is when being combined into { 1,2,3,4 }, then frequency domain resource set and the 1st time-domain transmission unit corresponding to the 5th time-domain transmission unit Corresponding frequency domain resource set is identical, the corresponding frequency domain resource set of the 6th time-domain transmission unit and the 2nd time-domain transmission list The corresponding frequency domain resource set of member is identical, and so on namely T=4.Time-domain transmission unit n+k and time-domain transmission unit n+k+ T is configured using identical frequency domain resource, and frequency domain resource configuration has periodicity, to reduce high-rise control signaling expense.

On the other hand the specific embodiment of the invention also provides the sending method of ACK/NACK a kind of, be applied to terminal, such as Fig. 4 Shown, the sending method of the ACK/NACK includes:

S410 obtains the resource allocation information sent for ACK/NACK and be used to indicate terminal progress that base station is sent ACK/NACK sends the resource indication information that transfer resource can be used；

Configuration of territory resource and/or frequency domain configuration resource when wherein including in the resource allocation information, the resource instruction At least transfer resource that indicated usable transfer resource is configured by the resource allocation information in information；

S420, according to the resource allocation information and the resource indication information, selecting first can be used for sending ACK/ The running time-frequency resource of NACK carries out ACK/NACK transmission.

The sending method of ACK/NACK described in the specific embodiment of the invention, terminal are used for ACK/ by what acquisition base station was sent The resource allocation information and being used to indicate terminal progress ACK/NACK transmission the resource of transfer resource can be used to refer to that NACK is sent Show information, transfer resource used in ACK/NACK can be dynamically determined according to the flexible variation of transmission unit format, guarantees ACK/NACK it is effective with timely feedback, to improve the transmission reliability of ACK/NACK, avoid generate can not transmit ACK/NACK The problem of.

Preferably, in the specific embodiment of the invention, in step S410,

It is configured by system message broadcast or high-level signaling to terminal and sends resource allocation information；Pass through physical layer dynamic Downlink Control Information sends resource indication information to terminal.

In the step S410 of the specific embodiment of the invention, it is used for by physical layer dynamic Downlink Control Information to terminal transmission Instruction terminal carries out ACK/NACK and sends the resource indication information that transfer resource can be used, and specifically includes in resource indication information At least one of following configuration information:

Based on above-mentioned time-domain resource configuration and frequency domain resource configuration, when time domain resource distribution includes the shared letter of physical down The set of road PDSCH and N number of sequential relationship of the time-domain transmission unit sent for ACK/NACK, frequency domain resource set includes institute State in time-domain resource configuration, the number of available frequency domain resource on each time-domain transmission unit, available frequency domain resource absolute position, When positional shift with reference to frequency domain resource position or available frequency domain resource relative to reference frequency domain resource, terminal can be by direct System information or high-level signaling configuration, physical layer dynamic Downlink Control Information are read, the time-frequency of ACK/NACK transmission is directly obtained Resource.

The another aspect of the embodiment of the present invention, time-domain resource configuration and frequency domain resource may include base station and end in configuring The instruction for holding the parameter made an appointment to configure as running time-frequency resource, such terminal can be implicit true by certain function or mapping Determine the ACK/NACK running time-frequency resource of base station configuration, such as can be single by the sequential relationship, the User ID that configure, and different transmission The mapping relations of the corresponding frequency domain resource collection location of member implicitly determine optional ACK/NACK running time-frequency resource set.

Such as: terminal can be by way of reading base station configuration information or by square well known to base station and terminal agreement Formula obtains and refers to frequency domain resource position r1PUCCH, and the time domain according to transmission PDSCH and feeding back ACK/NACK transmission unit is poor Value deta_slot obtains the available frequency domain resource AN_PUCCH meter of the ACK/NACK on the transmission unit according to certain rule Calculation mode are as follows:

AN_PUCCH=r1PUCCH+deta_slot.

Based on the above method, the specific embodiment of the invention the method also includes:

In the specific embodiment of the invention, the rule that can arrange according to base station and terminal judges each time-domain transmission unit Whether ACK/NACK transmission can be used in, and the rule that the base station and terminal are arranged includes but is not limited to, if the transmission unit lattice Formula is designated as " downlink resource " or " retaining resource " by time slot format instruction information, semi-static configuration information etc., then is not useable for ACK/NACK is sent.

Specifically, it is based on above-mentioned treaty rule, judgement is matched by the resource allocation information and the resource indication information In the transfer resource set and indicated, if exist can be used for ACK/NACK transmission running time-frequency resource the step of include:

In addition, according to the resource allocation information and the resource indication information, selecting first can be used in conjunction with Fig. 4 Send ACK/NACK running time-frequency resource, carry out ACK/NACK transmission the step of include:

Using the sending method of ACK/NACK described in the specific embodiment of the invention, the rule of foundation base station and terminal agreement, Judge whether running time-frequency resource that base station is configured can be used in the transmission of ACK/NACK one by one, wherein first judgement is obtained The running time-frequency resource that can be used in ACK/NACK transmission is determined as available running time-frequency resource, carries out ACK/NACK transmission；If base station institute The running time-frequency resource of configuration can not be used for the transmission of ACK/NACK, then the ACK/ of each transmission unit after successively judging NACK resource makes wherein the frequency domain resource configuration that the frequency domain resource on each time-domain transmission unit is configured according to base station determines Terminal carries out the frequency domain resource set of ACK/NACK transmission, identical at interval of T time-domain transmission unit.Based on which, terminal It is not only able to the flexible variation according to transmission unit format, is dynamically determined transfer resource used in ACK/NACK, guarantees ACK/ NACK it is effective with timely feedback, to improve the transmission reliability of ACK/NACK, additionally it is possible to reach the high-rise control signaling of reduction and open The purpose of pin.

On the other hand the specific embodiment of the invention also provides a kind of base station, wherein include:

Base station described in the specific embodiment of the invention, by sending the resource allocation information sent for ACK/NACK to terminal And be used to indicate terminal and carry out the mode that ACK/NACK sends the resource indication information of usable transfer resource, terminal can be made According to the flexible variation of transmission unit format, it is dynamically determined transfer resource used in ACK/NACK, guarantee ACK/NACK has It imitates and timely feedbacks, to improve the transmission reliability of ACK/NACK, ACK/NACK can not be transmitted by avoiding the problem that generating.

In the embodiment of the present invention, the transceiver is broadcasted by system message or high-level signaling configures to terminal and sends institute State resource allocation information；The resource indication information is sent to terminal by physical layer dynamic Downlink Control Information.

Specifically, configuration of territory resource includes that Physical Downlink Shared Channel PDSCH is sent with for ACK/NACK when described The set of N number of sequential relationship of time-domain transmission unit, the frequency domain resource configuration include every in the corresponding time-domain resource configuration On a time-domain transmission unit, for the set of the ACK/NACK M frequency domain resource sent, wherein N > 1, M > 1.

It wherein, include the k value of multiple and different sizes in the set of each sequential relationship, wherein k value indicates an absolute time, The set expression of the sequential relationship is the k for detecting PDSCH transmission unit for the ACK/NACK time-domain transmission unit sent The transmission unit detected after time；Or every k value indicates that a numerical value, the set expression of the sequential relationship are used for The time-domain transmission unit that ACK/NACK is sent is the transmission unit that k are spaced after detecting PDSCH transmission unit.

Specifically, the k value in the set of each sequential relationship can be serial number, or discrete values.

Preferably, the frequency domain resource set includes that can use on each time-domain transmission unit in the time-domain resource configuration The number of frequency domain resource, the absolute position of available frequency domain resource, with reference to frequency domain resource position and available frequency domain resource relative to ginseng Examine at least one of the positional shift of frequency domain resource.

Base station described in the above embodiment of the present invention, of available frequency domain resource on each time-domain transmission unit of correspondence It is identical or different for counting, and the position of available frequency domain resource can be by the frequency domain configuration on each time-domain transmission unit of correspondence Information determines.

According to above-mentioned Fig. 2 and Fig. 3, it will be appreciated that the specific constructive form for the running time-frequency resource that base station is configured, herein not It is described in detail again.

Preferably, the method that ACK/NACK described in the specific embodiment of the invention is sent, when the resource allocation information is matched When setting at least one of usable transfer resource indicated by the resource indication information including frequency domain configuration resource, including institute State in the resource allocation information and/or resource indication information of frequency domain configuration resource further includes that the frequency domain configuration resource is corresponding The configuration cycle T of time-domain transmission unit is used to indicate the frequency domain that terminal carries out ACK/NACK transmission by the configuration cycle T Resource collection is identical at interval of T time-domain transmission unit.

On the other hand the specific embodiment of the invention also provides a kind of terminal, wherein include:

Specific embodiment of the invention terminal, the resource allocation information sent for ACK/NACK sent by obtaining base station And be used to indicate terminal and carry out the resource indication information that ACK/NACK sends usable transfer resource, it can be according to transmission unit The flexible variation of format, is dynamically determined transfer resource used in ACK/NACK, guarantees the effective of ACK/NACK and timely feedbacks, To improve the transmission reliability of ACK/NACK, ACK/NACK can not be transmitted by avoiding the problem that generating.

Specifically, the first transceiver is broadcasted by system message or high-level signaling configuration obtains the institute that base station is sent State resource allocation information；The resource indication information that base station is sent is obtained by physical layer dynamic Downlink Control Information.

Preferably, configuration of territory resource includes that Physical Downlink Shared Channel PDSCH is sent with for ACK/NACK when described The set of N number of sequential relationship of time-domain transmission unit, the frequency domain resource configuration include every in the corresponding time-domain resource configuration On a time-domain transmission unit, for the set of the ACK/NACK M frequency domain resource sent, wherein N > 1, M > 1.

Terminal described in the specific embodiment of the invention includes the k value of multiple and different sizes in the set of each sequential relationship, Middle k value indicates an absolute time, and the set expression of the sequential relationship is inspection for the ACK/NACK time-domain transmission unit sent Measure the transmission unit detected after the k time of PDSCH transmission unit；Or every k value indicates a numerical value, the timing The set expression of relationship is to be spaced k after detecting PDSCH transmission unit for the ACK/NACK time-domain transmission unit sent Transmission unit.

Specifically, the frequency domain resource set includes that can use on each time-domain transmission unit in the time-domain resource configuration The number of frequency domain resource, the absolute position of available frequency domain resource, with reference to frequency domain resource position and available frequency domain resource relative to ginseng Examine at least one of the positional shift of frequency domain resource.

Terminal described in the specific embodiment of the invention, when the resource allocation information configures and the resource indication information institute When at least one of usable transfer resource indicated includes frequency domain configuration resource, the money including the frequency domain configuration resource It further include the configuration period that the frequency domain configuration resource corresponds to time-domain transmission unit in source configuration information and/or resource indication information T is used to indicate the frequency domain resource set that terminal carries out ACK/NACK transmission, at interval of T time domain by the configuration cycle T Transmission unit is identical.

Specifically, the terminal further includes processor, is used for:

The biography that the processor is configured and indicated by the resource allocation information and the resource indication information in judgement In defeated resource, if when there is the running time-frequency resource that can be used for ACK/NACK transmission, be specifically used for:

In addition, the second transceiver is specifically used for:

Base station institute is judged according to the rule that base station and terminal are arranged using terminal described in the specific embodiment of the invention one by one Whether the running time-frequency resource of configuration can be used in the transmission of ACK/NACK, can be used in ACK/ for wherein first judgement acquisition The running time-frequency resource that NACK is sent is determined as available running time-frequency resource, carries out ACK/NACK transmission；If the time-frequency money that base station is configured Source can not be used for the transmission of ACK/NACK, then the ACK/NACK resource of each transmission unit after successively judging, wherein The frequency domain resource configuration that frequency domain resource on each time-domain transmission unit is configured according to base station determines, terminal is made to carry out ACK/ The frequency domain resource set that NACK is sent is identical at interval of T time-domain transmission unit.Based on which, terminal is not only able to basis The flexible variation of transmission unit format, is dynamically determined transfer resource used in ACK/NACK, guarantee the effective of ACK/NACK with It timely feedbacks, to improve the transmission reliability of ACK/NACK, additionally it is possible to achieve the purpose that reduce high-rise control signaling expense.

On the other hand the specific embodiment of the invention also provides a kind of communication apparatus, wherein including memory, processor and deposit Store up the computer program that can be run on the memory and on the processor；The processor executes real when described program The now as above resource allocation method of described in any item ACK/NACK or the as above sender of described in any item ACK/NACK Method.

Specifically, the communication apparatus can be base station or terminal, when the communication apparatus is terminal, for executing Step in the sending method of ACK/NACK described in any one of embodiment as above；When the communication apparatus is base station, it is used for Execute as above any one of described in ACK/NACK resource allocation method in step.

On the other hand the specific embodiment of the invention also provides a kind of computer readable storage medium, be stored thereon with computer Program, wherein realized when the program is executed by processor resource allocation method as weighed upper described in any item ACK/NACK or Person's step in the sending method of described in any item ACK/NACK as above.

In conjunction with detailed description of the Fig. 1 to Fig. 4 with more than, those skilled in the art should be able to understand specific using the present invention The sending method of ACK/NACK described in embodiment or the communication apparatus of resource allocation method or computer readable storage medium Specific implementation structure, be no longer described in detail herein.

Above-described is the preferred embodiment of the present invention, it should be pointed out that the ordinary person of the art is come It says, can also make several improvements and retouch under the premise of not departing from principle of the present invention, these improvements and modifications also exist In protection scope of the present invention.

Claims

1. A resource configuration method for ACK/NACK, comprising:

Sending resource configuration information for ACK/NACK transmission and resource indication information for instructing the terminal to perform ACK/NACK transmission available transmission resources to the terminal;

The resource configuration information includes time domain resource configuration and/or frequency domain resource configuration, and the available transmission resource indicated in the resource indication information is at least one transmission resource configured by the resource configuration information.

2. The ACK/NACK resource configuration method according to claim 1, wherein the resource configuration information is sent to the terminal through system message broadcasting or high-level signaling configuration; the resource configuration information is sent to the terminal through physical layer dynamic downlink control information. the resource indication information.

3 . The resource configuration method for ACK/NACK according to claim 1 , wherein the time domain configuration resources comprise N timing relationships between the physical downlink shared channel (PDSCH) and the time domain transmission unit used for ACK/NACK transmission. 4 . The frequency domain resource configuration includes a set of M frequency domain resources corresponding to each time domain transmission unit in the time domain resource configuration for ACK/NACK transmission, where N>1, M>1.

4. The resource configuration method for ACK/NACK according to claim 3, wherein each set of timing relationships includes a plurality of k values of different sizes, wherein the k value represents an absolute time, and the The set indicates that the time-domain transmission unit used for ACK/NACK transmission is the transmission unit detected after k times when the PDSCH transmission unit is detected; or each value of k represents a numerical value, and the set of timing relationships indicates that the time-domain transmission unit is used for ACK/NACK The transmitted time-domain transmission units are transmission units at k intervals after the PDSCH transmission unit is detected.

5 . The resource configuration method for ACK/NACK according to claim 3 , wherein the frequency domain resource set includes the number of available frequency domain resources on each time domain transmission unit in the time domain resource configuration. 6 . , at least one of the absolute position of the available frequency domain resource, the position of the reference frequency domain resource, and the position offset of the available frequency domain resource relative to the reference frequency domain resource.

6 . The resource configuration method for ACK/NACK according to claim 5 , wherein the number of available frequency domain resources corresponding to each time domain transmission unit is the same or different, and the corresponding number of each time domain transmission unit is the same or different. 7 . The location of the available frequency domain resources on the transmission unit may be determined by the frequency domain configuration information.

7. The resource configuration method for ACK/NACK according to claim 1 or 3, wherein when at least one of the available transmission resources configured by the resource configuration information and the available transmission resources indicated by the resource indication information includes a frequency When configuring resources in the frequency domain, the resource configuration information and/or resource indication information of the frequency domain configuration resource further includes the configuration period T of the time domain transmission unit corresponding to the frequency domain configuration resource. The frequency domain resource set for instructing the terminal to send ACK/NACK is the same every T time domain transmission units.

8. A method for sending ACK/NACK, comprising:

Obtain resource configuration information sent by the base station for ACK/NACK sending and resource indication information used to instruct the terminal to send available transmission resources for ACK/NACK;

The resource configuration information includes time domain resource configuration and/or frequency domain resource configuration, and the available transmission resource indicated in the resource indication information is at least one transmission resource configured by the resource configuration information;

According to the resource configuration information and the resource indication information, the first time-frequency resource that can be used for sending ACK/NACK is selected to send ACK/NACK.

9 . The method for sending ACK/NACK according to claim 8 , wherein the resource configuration information sent by the base station is obtained through system message broadcasting or high-level signaling configuration; the resource configuration information sent by the base station is obtained through physical layer dynamic downlink control information. 10 . the resource indication information.

10 . The method for sending ACK/NACK according to claim 8 , wherein the time domain configuration resource comprises a timing relationship between the physical downlink shared channel (PDSCH) and N time-domain transmission units used for ACK/NACK sending. 11 . set, the frequency domain resource configuration includes a set of M frequency domain resources corresponding to each time domain transmission unit in the time domain resource configuration for ACK/NACK transmission, where N>1, M>1.

11. The method for sending ACK/NACK according to claim 10, wherein each set of timing relationships includes a plurality of k values of different sizes, wherein the k value represents an absolute time, and the set of timing relationships Indicates that the time-domain transmission unit used for ACK/NACK transmission is the transmission unit detected after k times when the PDSCH transmission unit is detected; or each value of k represents a numerical value, and the set of timing relationships indicates that the time-domain transmission unit is used for ACK/NACK transmission The time-domain transmission unit is a transmission unit with k intervals after the PDSCH transmission unit is detected.

12 . The method for sending ACK/NACK according to claim 10 , wherein the set of frequency domain resources includes, in the time domain resource configuration, the number of available frequency domain resources on each time domain transmission unit, At least one of the absolute position of the available frequency domain resource, the position of the reference frequency domain resource, and the position offset of the available frequency domain resource relative to the reference frequency domain resource.

13. The method for sending ACK/NACK according to claim 8 or 10, wherein when at least one of the available transmission resources configured by the resource configuration information and the available transmission resources indicated by the resource indication information includes a frequency domain When configuring resources, the resource configuration information and/or resource indication information including the frequency domain configuration resources also include a configuration period T of the time domain transmission unit corresponding to the frequency domain configuration resources, and through the configuration period T, use The frequency domain resource set for instructing the terminal to send ACK/NACK is the same every T time domain transmission units.

14. The method for sending ACK/NACK according to claim 13, wherein the method further comprises:

Judging whether there are time-frequency resources available for ACK/NACK transmission in the transmission resources configured and indicated through the resource configuration information and the resource indication information;

If there is no time-frequency resource available for ACK/NACK transmission, after the last time-domain transmission unit in the indicated transmission resources, it is judged in turn whether each time-domain transmission unit can be used for ACK/NACK transmission; The frequency domain resources on the transmission unit are determined according to the frequency domain configuration resources, and the frequency domain resources of every T time domain transmission units are the same.

15. The method for sending ACK/NACK according to claim 14, wherein the judging whether there is a transmission resource configured and indicated by the resource configuration information and the resource indication information that can be used for ACK/NACK The steps of sending time-frequency resources include:

Determine whether the format of each transmission unit is indicated as "downlink resource" or "downlink resource" by time slot format indication information and/or semi-static configuration information in the transmission resources configured and indicated by the resource configuration information and the resource indication information. reserve resources";

If the format of each transmission unit is indicated as "downlink resource" or "reserved resource", there are no time-frequency resources available for ACK/NACK transmission among the configured and indicated transmission resources; otherwise, there are time-frequency resources available for ACK/NACK transmission. Time-frequency resource for NACK sending.

16. The method for sending ACK/NACK according to claim 8, wherein the selecting the first time-frequency resource available for sending ACK/NACK according to the resource configuration information and the resource indication information, The steps of sending ACK/NACK include:

According to the resource configuration information and the resource indication information, determine whether the configured first transmission unit can be used to send ACK/NACK;

If the first transmission unit is not indicated by the slot format indication information or the semi-static configuration information as being used for downlink transmission or reserved resources, it is determined that the first transmission unit can send ACK/NACK, and the first transmission unit , send ACK/NACK according to the frequency domain resources configured and indicated by the resource configuration information and the resource indication information;

If the first transmission unit is indicated by the time slot format indication information and/or the semi-static configuration information to be used for downlink transmission or reserved resources, continue to judge whether the configured second transmission unit is indicated by the time slot format indication information Or the semi-static configuration information indicates that it is used for downlink transmission or reserved resources, until it is determined in order that the first transmission unit in the indicated transmission units that is not indicated to be used for downlink transmission or reserved resources is the first available ACK/ The transmission unit for sending the NACK, and on the transmission unit, the ACK/NACK is sent on the frequency domain resources configured and indicated according to the resource configuration information and the resource indication information.

17. A base station, comprising:

a transceiver, configured to send resource configuration information for ACK/NACK sending to the terminal and resource indication information for instructing the terminal to perform ACK/NACK sending of available transmission resources;

The resource configuration information includes time domain configuration resources and/or frequency domain configuration resources, and the available transmission resources indicated in the resource indication information are at least one transmission resource configured by the resource configuration information.

18 . The base station according to claim 17 , wherein the transceiver sends the resource configuration information to the terminal through system message broadcasting or high-level signaling configuration; and sends the resource to the terminal through physical layer dynamic downlink control information. 19 . Instructions.

The base station according to claim 17, wherein the time domain configuration resource comprises a set of N timing relationships between the physical downlink shared channel PDSCH and the time domain transmission unit used for ACK/NACK transmission, and the frequency The domain resource configuration includes a set of M frequency domain resources corresponding to each time domain transmission unit in the time domain resource configuration for ACK/NACK transmission, where N>1 and M>1.

20. The base station according to claim 19, wherein each set of timing relationships includes a plurality of k values of different sizes, wherein the k value represents an absolute time, and the set of timing relationships is used for ACK/ The time-domain transmission unit for NACK transmission is the transmission unit detected after k times when the PDSCH transmission unit is detected; or each value of k represents a numerical value, and the set of timing relationships represents the time-domain transmission unit for ACK/NACK transmission It is the transmission unit at intervals of k after the PDSCH transmission unit is detected.

21 . The base station according to claim 19 , wherein the set of frequency domain resources includes, in the time domain resource configuration, the number of available frequency domain resources on each time domain transmission unit, the number of available frequency domain resources, and the number of available frequency domain resources. At least one of an absolute position, a reference frequency domain resource position, and a position offset of the available frequency domain resource relative to the reference frequency domain resource.

22 . The base station according to claim 21 , wherein the number of available frequency domain resources corresponding to each time domain transmission unit is the same or different, and the number of available frequency domain resources corresponding to each time domain transmission unit is the same or different. 23 . The location of the resource may be determined by the frequency domain configuration information.

23. The base station according to claim 17 or 19, wherein when at least one of the available transmission resources configured by the resource configuration information and the available transmission resources indicated by the resource indication information includes frequency domain configuration resources, the The resource configuration information and/or resource indication information of the frequency domain configuration resource further includes the configuration period T of the time domain transmission unit corresponding to the frequency domain configuration resource, and the configuration period T is used to instruct the terminal to perform ACK/ The set of frequency domain resources sent by NACK is the same every T time domain transmission units.

24. A terminal, characterized in that, comprising:

a first transceiver, configured to acquire resource configuration information sent by the base station for ACK/NACK sending and resource indication information used to instruct the terminal to send available transmission resources for ACK/NACK sending;

The second transceiver is configured to select the first time-frequency resource that can be used for sending ACK/NACK according to the resource configuration information and the resource indication information, and perform ACK/NACK sending.

25. The terminal according to claim 24, wherein the first transceiver obtains the resource configuration information sent by the base station through system message broadcasting or high-level signaling configuration; obtains the resource configuration information sent by the base station through physical layer dynamic downlink control information of the resource indication information.

26. The terminal according to claim 24, wherein the time domain configuration resource comprises a set of N timing relationships between a physical downlink shared channel (PDSCH) and a time domain transmission unit used for ACK/NACK transmission, and the frequency The domain resource configuration includes a set of M frequency domain resources corresponding to each time domain transmission unit in the time domain resource configuration for ACK/NACK transmission, where N>1 and M>1.

27. The terminal according to claim 26, wherein each set of timing relationships includes a plurality of k values of different sizes, wherein the k value represents an absolute time, and the set of timing relationships is used for ACK/ The time-domain transmission unit for NACK transmission is the transmission unit detected after k times when the PDSCH transmission unit is detected; or each value of k represents a numerical value, and the set of timing relationships represents the time-domain transmission unit for ACK/NACK transmission It is the transmission unit at intervals of k after the PDSCH transmission unit is detected.

28 . The terminal according to claim 26 , wherein the set of frequency domain resources includes, in the time domain resource configuration, the number of available frequency domain resources on each time domain transmission unit, the number of available frequency domain resources, and the number of available frequency domain resources. At least one of an absolute position, a reference frequency domain resource position, and a position offset of the available frequency domain resource relative to the reference frequency domain resource.

29. The terminal according to claim 24 or 26, wherein when at least one of the available transmission resources configured by the resource configuration information and the available transmission resources indicated by the resource indication information includes frequency domain configuration resources, the The resource configuration information and/or resource indication information of the frequency domain configuration resource further includes the configuration period T of the time domain transmission unit corresponding to the frequency domain configuration resource, and the configuration period T is used to instruct the terminal to perform ACK/ The set of frequency domain resources sent by NACK is the same every T time domain transmission units.

30. The terminal according to claim 29, wherein the terminal further comprises a processor for:

31. The terminal according to claim 30, wherein the processor determines whether there is a transmission resource that can be used for ACK/NACK transmission in the transmission resources configured and indicated through the resource configuration information and the resource indication information. When the time-frequency resource is used, it is specifically used for:

32. The terminal according to claim 24, wherein the second transceiver is specifically used for:

If the first transmission unit is indicated by the time slot format indication information and/or the semi-static configuration information to be used for downlink transmission or reserved resources, continue to judge whether the configured second transmission unit is indicated by the time slot format indication information Or the semi-static configuration information indicates that it is used for downlink transmission or reserved resources, until it is determined in order that the first transmission unit in the indicated transmission resources that is not indicated to be used for downlink transmission or reserved resources is the first available ACK/ The transmission unit for sending the NACK, and on the transmission unit, the ACK/NACK is sent on the frequency domain resources configured and indicated according to the resource configuration information and the resource indication information.

33. A communication device, characterized in that it comprises a memory, a processor and a computer program stored on the memory and running on the processor; when the processor executes the program, the program as claimed in claim 1 is implemented. The resource configuration method of ACK/NACK according to any one of to 7 or the transmission method of ACK/NACK according to any one of claims 8 to 16.

34. A computer-readable storage medium on which a computer program is stored, characterized in that, when the program is executed by a processor, the resource allocation method for ACK/NACK as claimed in any one of claims 1 to 7 or as Steps in the method for sending ACK/NACK according to any one of claims 8 to 16.