WO2017024532A1 - 反馈信息的发送、接收方法、用户设备及接入网设备 - Google Patents
反馈信息的发送、接收方法、用户设备及接入网设备 Download PDFInfo
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- WO2017024532A1 WO2017024532A1 PCT/CN2015/086679 CN2015086679W WO2017024532A1 WO 2017024532 A1 WO2017024532 A1 WO 2017024532A1 CN 2015086679 W CN2015086679 W CN 2015086679W WO 2017024532 A1 WO2017024532 A1 WO 2017024532A1
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/12—Wireless traffic scheduling
- H04W72/1263—Mapping of traffic onto schedule, e.g. scheduled allocation or multiplexing of flows
- H04W72/1273—Mapping of traffic onto schedule, e.g. scheduled allocation or multiplexing of flows of downlink data flows
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
- H04L1/0056—Systems characterized by the type of code used
- H04L1/0071—Use of interleaving
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
- H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
- H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
- H04L1/1829—Arrangements specially adapted for the receiver end
- H04L1/1864—ARQ related signaling
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/20—Control channels or signalling for resource management
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/50—Allocation or scheduling criteria for wireless resources
- H04W72/54—Allocation or scheduling criteria for wireless resources based on quality criteria
- H04W72/542—Allocation or scheduling criteria for wireless resources based on quality criteria using measured or perceived quality
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
- H04L1/0072—Error control for data other than payload data, e.g. control data
- H04L1/0073—Special arrangements for feedback channel
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
- H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
- H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
- H04L1/1812—Hybrid protocols; Hybrid automatic repeat request [HARQ]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/10—Scheduling measurement reports ; Arrangements for measurement reports
Definitions
- the codebook of the feedback information Determining, by the UE, the codebook of the feedback information according to the DAI index indication and the total number of DAI indications, where the codebook corresponds to all or a part of downlink subframes in a subset of the instantaneous scheduling downlink subframe, and the real-time scheduling downlink
- the sub-frame subset is a set of downlink subframes actually scheduled by the access network device, and the instant scheduling downlink subframe subset belongs to the Pre-configuring the downlink subframe set; or, the codebook of the HARQ-ACK includes the HARQ-ACK corresponding to the downlink subframe in the subset of the downlink subframes; or the codebook of the HARQ-ACK includes the subset of the downlink subframes in the immediate scheduling
- the HARQ-ACK corresponding to the downlink subframe and the at least one padding bit, the padding bit may be a preset value, such as a NACK.
- the UE performs channel coding on the feedback information according to the codebook
- the preset sequence is: the first downlink subframe of the same sequence number in the immediate scheduling downlink subframe subset is first. Presetting the sequence to obtain a first sequential combination corresponding to each subframe number, and then sorting the first sequential combination corresponding to each subframe number according to a second preset order; the first preset sequence is a carrier
- the order of the sequence numbers from small to large, or the order of the carrier numbers from large to small, the second preset order is the order from the front to the back of the subframe time, or the order of the subframe time from the back to the front.
- the downlink sub-frame subset in the immediate scheduling each downlink in the first sequence combination corresponding to the current subframe sequence number
- the total number of DAIs of the sub-frames is the sum of the current quantity, the historical quantity, and the future quantity; the current quantity is the first information of the downlink sub-frame scheduling in the first sequential combination corresponding to the current sub-frame number.
- Determining, by the UE, the codebook of the feedback information according to the DAI index indication and the total number of DAI indications including:
- the UE passes the uplink And sending, by the physical resource in the subframe, the mapped information to the access network device, including:
- the UE sends the display signaling and the mapped feedback information to the access network device by using the physical resource in the uplink subframe, where the display signaling is used to indicate to the access network device
- the access network device receives feedback information mapped on the physical resource in the physical resource in an uplink subframe.
- the downlink sub-frame subset in the immediate scheduling each downlink in the first sequence combination corresponding to the current subframe sequence number
- the value of the total number of DAIs of the subframe is the total number of the first information scheduled by the downlink subframe in the first sequence combination corresponding to the current subframe number.
- a determining unit configured to determine an uplink subframe for transmitting feedback information corresponding to the downlink shared channel, where the pre-configured downlink subframe set is used on all carriers that are associated with the uplink subframe and are pre-configured by the UE And determining, by the DAI index indication and the total number of DAIs, the codebook of the feedback information, where the codebook corresponds to all or a part of downlink subframes in the subset of the instant scheduling downlink subframes
- the intra-scheduled downlink subframe subset is a set of downlink subframes that are actually scheduled by the access network device, and the instant-scheduled downlink subframe subset belongs to the pre-configured downlink subframe set; or, HARQ-
- the codebook of the ACK includes the HARQ-ACK corresponding to the downlink subframe in the subset of the downlink subframes; or the codebook of the HARQ-ACK includes the HARQ-ACK corresponding to the downlink subframe in the subset of the
- the number of bits of the HARQ-ACK codebook is smaller than the number of HARQ-ACK bits corresponding to the pre-configured downlink subframe set, whether or not the padded NACK is included.
- the padding bit may be located after the bit position of the HARQ-ACK corresponding to the downlink subframe in the subset of the instant scheduling downlink subframes.
- FIG. 11 is a flowchart of another method for sending feedback information according to an embodiment of the present invention.
- FIG. 13 is a schematic diagram of another DAI index indication and a total DAI indication according to an embodiment of the present disclosure
- FIG. 21 is a flowchart of another method for receiving feedback information according to an embodiment of the present invention.
- FIG. 27 is a schematic structural diagram of another UE according to an embodiment of the present disclosure.
- FIG. 32 is a schematic structural diagram of another access network device according to an embodiment of the present disclosure.
- the uplink subframe 2 of the primary carrier of the uplink and downlink configuration 2 can support 4 Feedback of ACK information or NACK information bits
- ACK information or NACK information can support 4 Feedback of ACK information or NACK information bits
- the actual scheduled carrier and/or downlink subframe of a certain subframe may not be many.
- the TDD uplink and downlink configuration 2 of the 32 carriers is configured. Therefore, the pre-configured downlink subframe set associated with the uplink subframe 2 includes 128 downlink subframes, but the actual number of downlink subframes scheduled may be much smaller than 128, for example, only Ten carriers are scheduled, that is, no more than 40 ACK information or bits of NACK information.
- the current method of determining the ACK information or the NACK information codebook based on the pre-configured downlink subframe set is adopted, a large amount of NACK information is filled, so that the uplink resource utilization rate is low.
- the UE is configured with multiple carriers by the base station, and the multiple carriers may be FDD carriers or TDD carriers, and each carrier includes multiple downlink subframes.
- TDD different carriers are used.
- the uplink subframe 2 of the primary carrier is associated with the downlink subframes 4 and 5 of the 10 carriers. , 6 and 8, so the pre-configured downlink subframe set associated with the uplink subframe 2 is a set of 40 downlink subframes of the downlink subframes 4, 5, 6, and 8 of the 10 carriers, and the pre-configured downlink is configured.
- the set of subframes is called a pre-configured downlink subframe set one.
- the downlink control channel is generally in the same downlink subframe as the scheduled first downlink shared channel.
- the UE after receiving the downlink data in the downlink shared channel, the UE needs to feed back the ACK information or the NACK information of the downlink shared channel, that is, the feedback information corresponding to the downlink shared channel.
- the codebook of the feedback information is corresponding to all or a part of the downlink subframes in the subset of the downlink subframes, and the downlink subframe subset is configured to be the downlink subframe that is actually scheduled by the access network device.
- the set, the immediate scheduling downlink subframe subset belongs to the pre-configured downlink subframe set.
- the present invention can determine that the DAI index indication and the DAI total indication are received.
- the downlink data belongs to the codebook of the feedback information of the downlink shared channel, and the codebook of the determined feedback information corresponds to all or part of the downlink subframes in the subset of the downlink subframes, so the UE only needs to feedback the actual scheduling of the access network.
- the feedback information of the downlink shared channel in the downlink subframe does not need to be NACK-filled for the unscheduled downlink shared channel, thereby improving the utilization of uplink resources.
- the first sequence combination corresponding to the downlink subframe 5 includes the carrier 1, the carrier 3, and the downlink subframe 5 in the carrier 5, corresponding to the second column in FIG.
- the DAI index indication generally uses two bits, only the four states 00, 01, 10, and 11.
- step 303 the UE determines the codebook of the feedback information according to the DAI index indication and the total number of DAI indications, which may be implemented as step 3031:
- the value of the total number of DAIs corresponding to the total number of DAIs in the sub-frame of the sub-frame is set to the preset value A X , A X , respectively. -1, ..., a 1, immediate scheduling downlink subframe subset of another downlink subframe corresponds DAI indicates the total number of values are set to preset value a 0, X is a natural number greater than 1.
- the values of the total number of DAIs of the downlink subframes other than the first to the last Xth downlink subframes may be set to 1, or set. For other predefined values.
- the UE misses the downlink subframe 8 of the carrier 6 to the carrier 8, but the UE receives the total number of DAI corresponding to the downlink subframe 6 of the carrier 6, and the UE may according to the DAI.
- the total number indicates that the codebook of the downlink subframe 6 of the carrier 6 in the downlink sub-frame subset and the feedback information of the previous downlink subframe are recovered, and then the codebooks are fed back to the base station, and the first corresponding to the downlink subframe 8 is temporarily discarded.
- the codebook of the feedback information corresponding to the downlink subframe in the sequential combination.
- the access network device needs to be The uplink information corresponding to the subset of the instantaneous scheduling downlink subframes is received in the uplink subframe corresponding to the subset of the downlink subframes.
- the padding bit may be located after the bit position of the HARQ-ACK corresponding to the downlink subframe in the subset of the instant scheduling downlink subframes.
- the real-time scheduling downlink subframe subset is a set of downlink subframes actually scheduled by the access network device, and the instant scheduling downlink subframe subset belongs to the pre-configured downlink subframe set.
- the base station may not accurately determine the instantaneous scheduling downlink subframe when the downlink data of the downlink subframe is scheduled. Concentrating the number of downlink subframes in which the downlink data of the UE is actually scheduled.
- the access network device may receive the feedback information corresponding to all the downlink subframes in the downlink sub-frame subset, and may also directly respond to the feedback information corresponding to a part of the downlink subframe in the downlink subframe subset.
- the feedback information received by the access network device does not include the last subframe in the downlink subframe.
- the sending unit 2901 is configured to send the downlink data to the user equipment UE by using the downlink shared channel, and send the downlink allocation index DAI index indication and the DAI total indication to the UE by scheduling the downlink control channel scheduled by the downlink subframe in the downlink subframe subset.
- the receiving module 29022 is configured to receive feedback information mapped on the physical resource in a physical resource in the uplink subframe.
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Abstract
Description
Claims (36)
- 一种反馈信息的发送方法,其特征在于,包括:用户设备UE在预配置下行子帧集合中的下行子帧中接收接入网设备通过下行共享信道发送的下行数据,以及所述接入网设备通过下行控制信道发送的下行分配索引DAI索引指示和DAI总数指示;所述UE确定用于发送所述下行共享信道对应的反馈信息的上行子帧,所述预配置下行子帧集合为所述上行子帧关联的且为所述UE预先配置的所有载波上的所有下行子帧组成的集合;所述UE根据所述DAI索引指示和所述DAI总数指示确定所述反馈信息的码本,所述码本与即时调度下行子帧子集中的全部或部分下行子帧对应,所述即时调度下行子帧子集为所述接入网设备实际调度的下行子帧组成的集合,所述即时调度下行子帧子集属于所述预配置下行子帧集合;所述UE根据所述码本对所述反馈信息进行信道编码;所述UE在所述上行子帧中向所述接入网设备发送经过信道编码后的所述反馈信息。
- 根据权利要求1所述的反馈信息的发送方法,其特征在于,所述即时调度下行子帧子集中的每个下行子帧对应的DAI索引指示的取值分别为:对所述即时调度下行子帧子集中的子帧按照预置顺序进行累计计数的计数值。
- 根据权利要求2所述的反馈信息的发送方法,其特征在于,所述预置顺序为:将所述即时调度下行子帧子集中相同序号的下行子帧按照第一预置顺序排列得到每个子帧序号对应的第一顺序组合,再将所述每个子帧序号对应的第一顺序组合按照第二预置顺序排列得到的排序;所述第一预置顺序为载波序号从小到大的顺序,或者载波序号从大到小的顺序,所述第二预置顺序为子帧时刻行前到后的顺序,或者子帧时刻从后到前的顺序。
- 根据权利要求3所述的反馈信息的发送方法,其特征在于,所述即时调度下行子帧子集中,当前子帧序号对应的所述第一顺序 组合中每个下行子帧的DAI总数指示的取值为:所述当前子帧序号对应的所述第一顺序组合中的下行子帧调度的第一信息的总数量。
- 根据权利要求3所述的反馈信息的发送方法,其特征在于,所述即时调度下行子帧子集中,当前子帧序号对应的所述第一顺序组合中每个下行子帧的DAI总数指示的取值为:当前数量与历史数量之和;所述当前数量为当前子帧序号对应的所述第一顺序组合中的下行子帧调度的第一信息的总数量;所述历史数量为所述即时调度下行子帧子集中,所述当前子帧序号的子帧时刻之前所有下行子帧的子帧序号分别对应的所述第一顺序组合中每个下行子帧调度的第一信息的总数量。
- 根据权利要求4或5所述的反馈信息的发送方法,其特征在于,所述第一信息为如下信息中的任一种:所述下行共享信道;所述下行共享信道中的传输块;所述下行共享信道所在下行载波被配置的传输模式所对应的传输块。
- 根据权利要求4或6所述的反馈信息的发送方法,其特征在于,所述UE根据DAI索引指示和DAI总数指示确定所述反馈信息的码本,包括:所述UE根据所述DAI索引指示和所述UE在所述预配置下行子帧集合中的下行子帧中接收到的每个下行子帧的DAI总数指示,确定所述反馈信息的码本。
- 根据权利要求5或6所述的反馈信息的发送方法,其特征在于,所述UE根据DAI索引指示和DAI总数指示确定所述反馈信息的码本,包括:所述UE根据所述DAI索引指示和所述UE在所述预配置下行子帧集合中的下行子帧中接收到的最后一个下行子帧的DAI总数指示,确定所述反馈信息的码本。
- 根据权利要求3所述的反馈信息的发送方法,其特征在于, 所述即时调度下行子帧子集中按照所述预置顺序排序的倒数第1,倒数第2,...,倒数第X个下行子帧对应的DAI总数指示的取值分别为预设值AX,AX-1,...,A1,所述即时调度下行子帧子集中的其他下行子帧对应的DAI总数指示的取值均设定为预置值A0,所述X为大于1的自然数。
- 根据权利要求3所述的反馈信息的发送方法,其特征在于,所述即时调度下行子帧子集中序号相同的下行子帧按照所述第一预置顺序排列的倒数第1,倒数第2,...,倒数第X个下行子帧对应的DAI总数指示的取值分别为:预设值AX,AX-1,...,A1,所述序号相同的下行子帧中的其他下行子帧对应的DAI总数指示的取值均设定为预置值A0,所述X为大于1的自然数。
- 一种反馈信息的接收方法,其特征在于,包括:接入网设备通过下行共享信道向用户设备UE发送下行数据,以及通过即时调度下行子帧子集中的下行子帧调度的下行控制信道向所述UE发送下行分配索引DAI索引指示和DAI总数指示,以便于所述UE根据所述DAI索引指示以及所述DAI总数指示确定反馈信息的码本,其中,所述即时调度下行子帧子集为所述接入网设备实际调度的下行子帧组成的集合,所述反馈信息的码本与所述即时调度下行子帧子集中的全部或者部分下行子帧对应,且所述反馈信息的码本为所述UE对所述反馈信息进行信道编码的依据;所述接入网设备在上行子帧中接收所述UE发送的经过信道编码后的反馈信息。
- 根据权利要求11所述的反馈信息的接收方法,其特征在于,所述即时调度下行子帧子集中的每个下行子帧对应的DAI索引指示的取值分别为:对所述即时调度下行子帧子集中的子帧按照预置顺序进行累计计数的计数值。
- 根据权利要求12所述的反馈信息的接收方法,其特征在于,所述预置顺序为:将所述即时调度下行子帧子集中相同序号的下行子帧按照第一预置顺序排列得到每个子帧序号对应的第一顺序 组合,再将所述每个子帧序号对应的第一顺序组合按照第二预置顺序排列得到的排序;所述第一预置顺序为载波序号从小到大的顺序,或者载波序号从大到小的顺序,所述第二预置顺序为子帧时刻行前到后的顺序,或者子帧时刻从后到前的顺序。
- 根据权利要求13所述的反馈信息的接收方法,其特征在于,所述即时调度下行子帧子集中,当前子帧序号对应的所述第一顺序组合中每个下行子帧的DAI总数指示的取值为:所述当前子帧序号对应的所述第一顺序组合中的下行子帧调度的第一信息的总数量。
- 根据权利要求13所述的反馈信息的接收方法,其特征在于,所述即时调度下行子帧子集中,当前子帧序号对应的所述第一顺序组合中每个下行子帧的DAI总数指示的取值为:当前数量与历史数量之和;所述当前数量为当前子帧序号对应的所述第一顺序组合中的下行子帧调度的第一信息的总数量;所述历史数量为所述即时调度下行子帧子集中,所述当前子帧序号的子帧时刻之前所有下行子帧的子帧序号分别对应的所述第一顺序组合中每个下行子帧调度的第一信息的总数量。
- 根据权利要求14或15所述的反馈信息的接收方法,其特征在于,所述第一信息为如下信息中的任一种:所述下行共享信道;所述下行共享信道中的传输块;所述下行共享信道所在下行载波被配置的传输模式所对应的传输块。
- 根据权利要求13所述的反馈信息的接收方法,其特征在于,所述即时调度下行子帧子集中按照所述预置顺序排序的倒数第1,倒数第2,...,倒数第X个下行子帧对应的DAI总数指示的取值分别为预设值AX,AX-1,...,A1,所述即时调度下行子帧子集中的其他下行子帧对应的DAI总数指示的取值均设定为预置值A0,所述X为大于1的自然数。
- 根据权利要求13所述的反馈信息的接收方法,其特征在于,所述即时调度下行子帧子集中序号相同的下行子帧按照所述第一预置顺序排列的倒数第1,倒数第2,...,倒数第X个下行子帧对应的DAI总数指示的取值分别为:预设值AX,AX-1,...,A1,所述序号相同的下行子帧中的其他下行子帧对应的DAI总数指示的取值均设定为预置值A0,所述X为大于1的自然数。
- 一种用户设备UE,其特征在于,所述UE包括:接收单元,用于在预配置下行子帧集合中的下行子帧中接收接入网设备通过下行共享信道发送的下行数据,以及所述接入网设备通过下行控制信道发送的下行分配索引DAI索引指示和DAI总数指示;确定单元,用于确定用于发送所述下行共享信道对应的反馈信息的上行子帧,所述预配置下行子帧集合为所述上行子帧关联的且为所述UE预先配置的所有载波上的所有下行子帧组成的集合;根据所述DAI索引指示和所述DAI总数指示确定所述反馈信息的码本,所述码本与即时调度下行子帧子集中的全部或部分下行子帧对应,所述即时调度下行子帧子集为所述接入网设备实际调度的下行子帧组成的集合,所述即时调度下行子帧子集属于所述预配置下行子帧集合;编码单元,用于根据所述确定单元确定的所述码本对所述反馈信息进行信道编码;发送单元,用于在所述上行子帧中向所述接入网设备发送经过信道编码后的所述反馈信息。
- 根据权利要求19所述的UE,其特征在于,所述即时调度下行子帧子集中的每个下行子帧对应的DAI索引指示的取值分别为:对所述即时调度下行子帧子集中的子帧按照预置顺序进行累计计数的计数值。
- 根据权利要求20所述的UE,其特征在于,所述预置顺序为:将所述即时调度下行子帧子集中相同序号的下行子帧按照第一 预置顺序排列得到每个子帧序号对应的第一顺序组合,再将所述每个子帧序号对应的第一顺序组合按照第二预置顺序排列得到的排序;所述第一预置顺序为载波序号从小到大的顺序,或者载波序号从大到小的顺序,所述第二预置顺序为子帧时刻行前到后的顺序,或者子帧时刻从后到前的顺序。
- 根据权利要求21所述的UE,其特征在于,所述即时调度下行子帧子集中,当前子帧序号对应的所述第一顺序组合中每个下行子帧的DAI总数指示的取值为:所述当前子帧序号对应的所述第一顺序组合中的下行子帧调度的第一信息的总数量。
- 根据权利要求21所述的UE,其特征在于,所述即时调度下行子帧子集中,当前子帧序号对应的所述第一顺序组合中每个下行子帧的DAI总数指示的取值为:当前数量与历史数量之和;所述当前数量为当前子帧序号对应的所述第一顺序组合中的下行子帧调度的第一信息的总数量;所述历史数量为所述即时调度下行子帧子集中,所述当前子帧序号的子帧时刻之前所有下行子帧的子帧序号分别对应的所述第一顺序组合中每个下行子帧调度的第一信息的总数量。
- 根据权利要求22或23所述的UE,其特征在于,所述第一信息为如下信息中的任一种:所述下行共享信道;所述下行共享信道中的传输块;所述下行共享信道所在下行载波被配置的传输模式所对应的传输块。
- 根据权利要求22或24所述的UE,其特征在于,所述确定单元,还用于根据所述DAI索引指示和所述接收单元在所述预配置下行子帧集合中的下行子帧中接收到的每个下行子帧的DAI总数指示,确定所述反馈信息的码本。
- 根据权利要求23或24所述的UE,其特征在于,所述确定单元,还用于根据所述DAI索引指示和所述接收单元在所述预配置 下行子帧集合中的下行子帧中接收到的最后一个下行子帧的DAI总数指示,确定所述反馈信息的码本。
- 根据权利要求21所述的UE,其特征在于,所述即时调度下行子帧子集中按照所述预置顺序排序的倒数第1,倒数第2,...,倒数第X个下行子帧对应的DAI总数指示的取值分别为预设值AX,AX-1,...,A1,所述即时调度下行子帧子集中的其他下行子帧对应的DAI总数指示的取值均设定为预置值A0,所述X为大于1的自然数。
- 根据权利要求21所述的UE,其特征在于,所述即时调度下行子帧子集中序号相同的下行子帧按照所述第一预置顺序排列的倒数第1,倒数第2,...,倒数第X个下行子帧对应的DAI总数指示的取值分别为:预设值AX,AX-1,...,A1,所述序号相同的下行子帧中的其他下行子帧对应的DAI总数指示的取值均设定为预置值A0,所述X为大于1的自然数。
- 一种接入网设备,其特征在于,所述接入网设备包括:发送单元,用于通过下行共享信道向用户设备UE发送下行数据,以及通过即时调度下行子帧子集中的下行子帧调度的下行控制信道向所述UE发送下行分配索引DAI索引指示和DAI总数指示,以便于所述UE根据所述DAI索引指示以及所述DAI总数指示确定反馈信息的码本,其中,所述即时调度下行子帧子集为所述接入网设备实际调度的下行子帧组成的集合,所述反馈信息的码本与所述即时调度下行子帧子集中的全部或者部分下行子帧对应,且所述反馈信息的码本为所述UE对所述反馈信息进行信道编码的依据;接收单元,用于在上行子帧中接收所述UE发送的经过信道编码后的反馈信息。
- 根据权利要求29所述的接入网设备,其特征在于,所述即时调度下行子帧子集中的每个下行子帧对应的DAI索引指示的取值分别为:对所述即时调度下行子帧子集中的子帧按照预置顺序进行累计计数的计数值。
- 根据权利要求30所述的接入网设备,其特征在于,所述预 置顺序为:将所述即时调度下行子帧子集中相同序号的下行子帧按照第一预置顺序排列得到每个子帧序号对应的第一顺序组合,再将所述每个子帧序号对应的第一顺序组合按照第二预置顺序排列得到的排序;所述第一预置顺序为载波序号从小到大的顺序,或者载波序号从大到小的顺序,所述第二预置顺序为子帧时刻行前到后的顺序,或者子帧时刻从后到前的顺序。
- 根据权利要求31所述的接入网设备,其特征在于,所述即时调度下行子帧子集中,当前子帧序号对应的所述第一顺序组合中每个下行子帧的DAI总数指示的取值为:所述当前子帧序号对应的所述第一顺序组合中的下行子帧调度的第一信息的总数量。
- 根据权利要求31所述的接入网设备,其特征在于,所述即时调度下行子帧子集中,当前子帧序号对应的所述第一顺序组合中每个下行子帧的DAI总数指示的取值为:当前数量与历史数量之和;所述当前数量为当前子帧序号对应的所述第一顺序组合中的下行子帧调度的第一信息的总数量;所述历史数量为所述即时调度下行子帧子集中,所述当前子帧序号的子帧时刻之前所有下行子帧的子帧序号分别对应的所述第一顺序组合中每个下行子帧调度的第一信息的总数量。
- 根据权利要求32或33所述的接入网设备,其特征在于,所述第一信息为如下信息中的任一种:所述下行共享信道;所述下行共享信道中的传输块;所述下行共享信道所在下行载波被配置的传输模式所对应的传输块。
- 根据权利要求31所述的接入网设备,其特征在于,所述即时调度下行子帧子集中按照所述预置顺序排序的倒数第1,倒数第2,...,倒数第X个下行子帧对应的DAI总数指示的取值分别为预设值AX,AX-1,...,A1,所述即时调度下行子帧子集中的其他下行子帧对应的DAI总数指示的取值均设定为预置值A0,所述X为大于1的自然 数。
- 根据权利要求31所述的接入网设备,其特征在于,所述即时调度下行子帧子集中序号相同的下行子帧按照所述第一预置顺序排列的倒数第1,倒数第2,...,倒数第X个下行子帧对应的DAI总数指示的取值分别为:预设值AX,AX-1,...,A1,所述序号相同的下行子帧中的其他下行子帧对应的DAI总数指示的取值均设定为预置值A0,所述X为大于1的自然数。
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EP3309986B1 (en) | 2020-07-29 |
US20180132265A1 (en) | 2018-05-10 |
JP2018530201A (ja) | 2018-10-11 |
EP3764574B1 (en) | 2022-05-11 |
JP6547062B2 (ja) | 2019-07-17 |
CN107005365A (zh) | 2017-08-01 |
EP3764574A1 (en) | 2021-01-13 |
CN107005365B (zh) | 2020-05-08 |
BR112018002157A2 (zh) | 2018-09-18 |
CN111740807B (zh) | 2023-11-03 |
US10433329B2 (en) | 2019-10-01 |
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EP3309986A1 (en) | 2018-04-18 |
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