WO2020220998A1 - Procédé, appareil et dispositif de rétroaction de demande de répétition automatique hybride - Google Patents

Procédé, appareil et dispositif de rétroaction de demande de répétition automatique hybride Download PDF

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Publication number
WO2020220998A1
WO2020220998A1 PCT/CN2020/084779 CN2020084779W WO2020220998A1 WO 2020220998 A1 WO2020220998 A1 WO 2020220998A1 CN 2020084779 W CN2020084779 W CN 2020084779W WO 2020220998 A1 WO2020220998 A1 WO 2020220998A1
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WIPO (PCT)
Prior art keywords
information
feedback information
downlink control
feedback
physical downlink
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PCT/CN2020/084779
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English (en)
Chinese (zh)
Inventor
司倩倩
高雪娟
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大唐移动通信设备有限公司
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Publication of WO2020220998A1 publication Critical patent/WO2020220998A1/fr

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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]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
    • H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
    • H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
    • H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
    • H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
    • H04L1/1829—Arrangements specially adapted for the receiver end
    • H04L1/1854—Scheduling and prioritising arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/20—Control channels or signalling for resource management
    • H04W72/23—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal

Definitions

  • the present disclosure relates to the field of communication technologies, and in particular to a method, device and equipment for processing hybrid automatic repeat request feedback.
  • 5G new air interface NR supports one physical downlink control channel PDCCH to schedule a physical downlink shared channel PDSCH transmission, and for carrier aggregation with different subcarrier spacing SCS configurations, when the SCS of the scheduled carrier is less than the SCS of the scheduled carrier
  • PDCCH physical downlink control channel
  • one PDCCH is also supported to schedule different PDSCH transmissions in multiple time slots.
  • the purpose of the present disclosure is to provide a hybrid automatic repeat request feedback processing method, device and equipment to avoid excessive DCI overhead in multi-slot scheduling.
  • the present disclosure provides a method for processing hybrid automatic repeat request feedback, including:
  • Receive first downlink control information where the first downlink control information is used for multi-slot scheduling, and the first downlink control information includes first indication information, and the first indication information is used for The position of the same feedback time slot corresponding to the first physical downlink shared channel, where the first physical downlink shared channel is a physical downlink shared channel scheduled with multiple time slots;
  • the first feedback information is fed back in the feedback time slot, where the first feedback information is feedback information corresponding to the multi-slot scheduling of the first downlink control information.
  • the first indication information includes a time slot offset
  • the method further includes:
  • the Kth time slot after the first time slot corresponding to the second physical downlink shared channel is used as the feedback time slot; wherein, the second physical downlink shared channel is the last physical downlink shared channel in the first physical downlink shared channel.
  • K is the time slot offset.
  • the method further includes:
  • M and L are feedback information parameters, and N is the maximum number of physical downlink shared channel time slots that can be scheduled by the first downlink control information;
  • L 1; when the user equipment is configured to use code block group-based transmission, L is the maximum number of code block groups per codeword configured;
  • ⁇ 1 is the sub-carrier spacing configuration parameter of the physical downlink shared channel
  • ⁇ 2 is the sub-carrier spacing configuration parameter of the physical downlink control channel.
  • the generating first feedback information of M*N*L bits for all physical downlink shared channels scheduled by the first downlink control information includes:
  • the determining the position of the second feedback information of the first physical downlink shared channel in the first feedback information according to the time slot sorting number includes:
  • the second feedback information If the number of bits of the second feedback information is greater than 1, place the second feedback information in consecutive p bit positions starting from the yth bit position in the first feedback information, or place the second feedback information in the first feedback information.
  • the feedback information starts with the x-th bit position, and the second feedback information is placed at p bit positions where N is a period;
  • x is the sequence number of the time slot
  • y M*L*x-1
  • p M*L.
  • the generating first feedback information of M*N*L bits for all physical downlink shared channels scheduled by the first downlink control information includes:
  • the remaining bit position is a bit position other than the bit position of the second feedback information in the first feedback information; the third feedback information is hybrid automatic repeat request negative information.
  • the receiving first downlink control Before or after the information it also includes:
  • the maximum number of schedulable physical downlink shared channel time slots for downlink control information is greater than or less than the number of schedulable physical downlink shared channel time slots for the first downlink control information;
  • the feeding back the first feedback information in the feedback time slot includes:
  • the fourth feedback information is fed back on the feedback time slot, the fourth feedback information includes the first feedback information and the fifth feedback information, and the fifth feedback information is corresponding to single-slot scheduling, multi-slot scheduling, Feedback information of channel release.
  • the method before feeding back the fourth feedback information in the feedback time slot, the method further includes:
  • the fourth feedback information is the concatenation of the first sub-codebook and the second sub-codebook, and the feedback information corresponding to single-slot scheduling or channel release is the first sub-codebook, corresponding to the feedback of multi-slot scheduling
  • the information is the second subcodebook; or, the fourth feedback information is a concatenation of multiple subcodebooks, and the feedback information of the carrier channels belonging to the same multi-slot scheduling configuration is the same subcodebook.
  • the second subcodebook is M*N max *L*I bits of information
  • N max is the maximum schedulable number of physical downlink shared channel time slots in the first downlink control information and the second downlink control information
  • I is the first The total number of downlink control information and the second downlink control information
  • L 1; when the user equipment is configured to use code block group-based transmission, L is the maximum number of code block groups per codeword configured;
  • the first downlink control information and the second downlink control information include:
  • the second instruction information and the third instruction information are the same.
  • the second indication information is the total number of physical downlink control channels used to transmit downlink control information for single-slot scheduling, multi-slot scheduling, or channel release to the current physical downlink control channel detection position and current carrier
  • the third indication The information is the total number of physical downlink control channels used to transmit downlink control information for single-slot scheduling, multi-slot scheduling, or channel release to the current physical downlink control channel detection position.
  • the second indication information and the third indication information are counted based on whether it is multi-slot scheduling; or,
  • the second indication information and the third indication information are counted based on carriers of different multi-slot scheduling configurations.
  • the present disclosure provides a method for processing hybrid automatic repeat request feedback, including:
  • Send first downlink control information where the first downlink control information is used for multi-slot scheduling, and the first downlink control information includes first indication information, and the first indication information is used to indicate that all The position of the same feedback time slot corresponding to the first physical downlink shared channel, where the first physical downlink shared channel is a physical downlink shared channel scheduled with multiple time slots;
  • the first indication information includes a time slot offset
  • the method further includes:
  • the Kth time slot after the first time slot corresponding to the second physical downlink shared channel is used as the feedback time slot; wherein, the second physical downlink shared channel is the last physical downlink shared channel in the first physical downlink shared channel.
  • K is the time slot offset.
  • the receiving the first feedback information fed back in the feedback time slot includes:
  • M and L are feedback information parameters, and N is the maximum number of physical downlink shared channel time slots that can be scheduled by the first downlink control information;
  • L 1; when the user equipment is configured to use code block group-based transmission, L is the maximum number of code block groups per codeword configured;
  • ⁇ 1 is the sub-carrier spacing configuration parameter of the physical downlink shared channel
  • ⁇ 2 is the sub-carrier spacing configuration parameter of the physical downlink control channel.
  • the receiving the first feedback information of M*N*L bits fed back on the feedback time slot includes:
  • the determining the position of the second feedback information of the first physical downlink shared channel in the first feedback information according to the time slot sorting number includes:
  • the second feedback information If the number of bits of the second feedback information is greater than 1, place the second feedback information in consecutive p bit positions starting from the yth bit position in the first feedback information, or place the second feedback information in the first feedback information.
  • the feedback information starts with the x-th bit position, and the second feedback information is placed at p bit positions where N is a period;
  • x is the sequence number of the time slot
  • y M*L*x-1
  • p M*L.
  • the receiving the first feedback information of M*N*L bits fed back on the feedback time slot includes:
  • the third feedback information is placed on the remaining bit position of the first feedback information obtained; wherein,
  • the remaining bit position is a bit position other than the bit position of the second feedback information in the first feedback information; the third feedback information is hybrid automatic repeat request negative information.
  • the first downlink control information is sent Before or after the information, it also includes:
  • Send second downlink control information where the second downlink control information is used for single-slot scheduling, multi-slot scheduling or channel release, and when the second downlink control information is used for multi-slot scheduling, the first 2.
  • the maximum number of schedulable physical downlink shared channel time slots for downlink control information is greater than or less than the number of schedulable physical downlink shared channel time slots for the first downlink control information;
  • the receiving the first feedback information fed back on the feedback time slot includes:
  • Receive fourth feedback information fed back on the feedback time slot where the fourth feedback information includes the first feedback information and fifth feedback information, and the fifth feedback information is corresponding to single-slot scheduling and multi-slot scheduling , Feedback information of channel release.
  • the fourth feedback information is the concatenation of the first sub-codebook and the second sub-codebook, and the feedback information corresponding to single-slot scheduling or channel release is the first sub-codebook, corresponding to the feedback of multi-slot scheduling
  • the information is the second subcodebook; or, the fourth feedback information is a concatenation of multiple subcodebooks, and the feedback information of the carrier channels belonging to the same multi-slot scheduling configuration is the same subcodebook.
  • the second subcodebook is M*N max *L*I bits of information
  • N max is the maximum schedulable number of physical downlink shared channel time slots in the first downlink control information and the second downlink control information
  • I is the first The total number of downlink control information and the second downlink control information
  • L 1; when the user equipment is configured to use code block group-based transmission, L is the maximum number of code block groups per codeword configured;
  • the first downlink control information and the second downlink control information include:
  • the second instruction information and the third instruction information are the same.
  • the second indication information is the total number of physical downlink control channels used to transmit downlink control information for single-slot scheduling, multi-slot scheduling, or channel release to the current physical downlink control channel detection position and current carrier
  • the third indication The information is the total number of physical downlink control channels that transmit downlink control information for single-slot scheduling, multi-slot scheduling, or channel release before the current physical downlink control channel detection position.
  • the second indication information and the third indication information are counted based on whether it is multi-slot scheduling; or,
  • the second indication information and the third indication information are counted based on carriers with different multi-slot scheduling configurations.
  • the present disclosure provides a user equipment, including a transceiver, a memory, a processor, and a computer program stored on the memory and running on the processor; the processor is used to read the memory program of;
  • the transceiver is configured to receive first downlink control information, where the first downlink control information is used for multi-slot scheduling, and the first downlink control information includes first indication information, and the first indication information It is used to indicate the position of the same feedback time slot corresponding to all the first physical downlink shared channels, where the first physical downlink shared channel is a physical downlink shared channel scheduled with multiple time slots;
  • the first feedback information is fed back in the feedback time slot, where the first feedback information is feedback information corresponding to the multi-slot scheduling of the first downlink control information.
  • the first indication information includes a time slot offset
  • the processor is also used for:
  • the Kth time slot after the first time slot corresponding to the second physical downlink shared channel is used as the feedback time slot; wherein, the second physical downlink shared channel is the last physical downlink shared channel in the first physical downlink shared channel.
  • K is the time slot offset.
  • processor is also used for:
  • M and L are feedback information parameters, and N is the maximum number of physical downlink shared channel time slots that can be scheduled by the first downlink control information;
  • L 1; when the user equipment is configured to use code block group-based transmission, L is the maximum number of code block groups per codeword configured;
  • ⁇ 1 is the sub-carrier spacing configuration parameter of the physical downlink shared channel
  • ⁇ 2 is the sub-carrier spacing configuration parameter of the physical downlink control channel.
  • processor is also used for:
  • processor is also used for:
  • the second feedback information If the number of bits of the second feedback information is greater than 1, place the second feedback information in consecutive p bit positions starting from the yth bit position in the first feedback information, or place the second feedback information in the first feedback information.
  • the feedback information starts with the x-th bit position, and the second feedback information is placed at p bit positions where N is a period;
  • x is the sequence number of the time slot
  • y M*L*x-1
  • p M*L.
  • processor is also used for:
  • the remaining bit position is a bit position other than the bit position of the second feedback information in the first feedback information; the third feedback information is hybrid automatic repeat request negative information.
  • the transceiver when the user equipment is configured for multi-carrier transmission and the number of the maximum schedulable physical downlink shared channel time slots of the first downlink control information on each carrier of the current multi-carrier is different, the transceiver is also used for:
  • the maximum number of schedulable physical downlink shared channel time slots for downlink control information is greater than or less than the number of schedulable physical downlink shared channel time slots for the first downlink control information;
  • the fourth feedback information is fed back on the feedback time slot, the fourth feedback information includes the first feedback information and the fifth feedback information, and the fifth feedback information is corresponding to single-slot scheduling, multi-slot scheduling, Feedback information of channel release.
  • processor is also used for:
  • the fourth feedback information is the concatenation of the first sub-codebook and the second sub-codebook, and the feedback information corresponding to single-slot scheduling or channel release is the first sub-codebook, corresponding to the feedback of multi-slot scheduling
  • the information is the second subcodebook; or, the fourth feedback information is a concatenation of multiple subcodebooks, and the feedback information of the carrier channels belonging to the same multi-slot scheduling configuration is the same subcodebook.
  • the second subcodebook is M*N max *L*I bits of information
  • N max is the maximum schedulable number of physical downlink shared channel time slots in the first downlink control information and the second downlink control information
  • I is the first The total number of downlink control information and the second downlink control information
  • L 1; when the user equipment is configured to use code block group-based transmission, L is the maximum number of code block groups per codeword configured;
  • the first downlink control information and the second downlink control information include:
  • the second instruction information and the third instruction information are the same.
  • the second indication information is the total number of physical downlink control channels used to transmit downlink control information for single-slot scheduling, multi-slot scheduling, or channel release to the current physical downlink control channel detection position and current carrier
  • the third indication The information is the total number of physical downlink control channels used to transmit downlink control information for single-slot scheduling, multi-slot scheduling, or channel release to the current physical downlink control channel detection position.
  • the second indication information and the third indication information are counted based on whether it is multi-slot scheduling; or,
  • the second indication information and the third indication information are counted based on carriers of different multi-slot scheduling configurations.
  • the present disclosure provides a network device, including a transceiver, a memory, a processor, and a computer program stored on the memory and running on the processor; the processor is used to read the memory program of;
  • the transceiver is configured to send first downlink control information, where the first downlink control information is used for multi-slot scheduling, and the first downlink control information includes a first indication information, the first indication The information is used to indicate the position of the same feedback time slot corresponding to all the first physical downlink shared channels, and the first physical downlink shared channel is a physical downlink shared channel scheduled with multiple time slots;
  • the first indication information includes a time slot offset
  • the processor is also used for:
  • the Kth time slot after the first time slot corresponding to the second physical downlink shared channel is used as the feedback time slot; wherein, the second physical downlink shared channel is the last physical downlink shared channel in the first physical downlink shared channel.
  • K is the time slot offset.
  • the transceiver is also used for:
  • M and L are feedback information parameters, and N is the maximum number of physical downlink shared channel time slots that can be scheduled by the first downlink control information;
  • L 1; when the user equipment is configured to use code block group-based transmission, L is the maximum number of code block groups per codeword configured;
  • ⁇ 1 is the sub-carrier spacing configuration parameter of the physical downlink shared channel
  • ⁇ 2 is the sub-carrier spacing configuration parameter of the physical downlink control channel.
  • processor is also used for:
  • processor is also used for:
  • the second feedback information If the number of bits of the second feedback information is greater than 1, place the second feedback information in consecutive p bit positions starting from the yth bit position in the first feedback information, or place the second feedback information in the first feedback information.
  • the feedback information starts with the x-th bit position, and the second feedback information is placed at p bit positions where N is a period;
  • x is the sequence number of the time slot
  • y M*L*x-1
  • p M*L.
  • processor is also used for:
  • the third feedback information is placed on the remaining bit position of the first feedback information obtained; wherein,
  • the remaining bit position is a bit position other than the bit position of the second feedback information in the first feedback information; the third feedback information is hybrid automatic repeat request negative information.
  • the transceiver when the user equipment is configured for multi-carrier transmission and the number of the maximum schedulable physical downlink shared channel time slots of the first downlink control information on each carrier of the current multi-carrier is different, the transceiver is also used for:
  • Send second downlink control information where the second downlink control information is used for single-slot scheduling, multi-slot scheduling or channel release, and when the second downlink control information is used for multi-slot scheduling, the first 2.
  • the maximum number of schedulable physical downlink shared channel time slots for downlink control information is greater than or less than the number of schedulable physical downlink shared channel time slots for the first downlink control information;
  • Receive fourth feedback information fed back on the feedback time slot where the fourth feedback information includes the first feedback information and fifth feedback information, and the fifth feedback information is corresponding to single-slot scheduling and multi-slot scheduling , Feedback information of channel release.
  • the fourth feedback information is the concatenation of the first sub-codebook and the second sub-codebook, and the feedback information corresponding to single-slot scheduling or channel release is the first sub-codebook, corresponding to the feedback of multi-slot scheduling
  • the information is the second subcodebook; or, the fourth feedback information is a concatenation of multiple subcodebooks, and the feedback information of the carrier channels belonging to the same multi-slot scheduling configuration is the same subcodebook.
  • the second subcodebook is M*N max *L*I bits of information
  • N max is the maximum schedulable number of physical downlink shared channel time slots in the first downlink control information and the second downlink control information
  • I is the first The total number of downlink control information and the second downlink control information
  • L 1; when the user equipment is configured to use code block group-based transmission, L is the maximum number of code block groups per codeword configured;
  • the first downlink control information and the second downlink control information include:
  • the second instruction information and the third instruction information are the same.
  • the second indication information is the total number of physical downlink control channels used to transmit downlink control information for single-slot scheduling, multi-slot scheduling, or channel release to the current physical downlink control channel detection position and current carrier
  • the third indication The information is the total number of physical downlink control channels that transmit downlink control information for single-slot scheduling, multi-slot scheduling, or channel release before the current physical downlink control channel detection position.
  • the second indication information and the third indication information are counted based on whether it is multi-slot scheduling; or,
  • the second indication information and the third indication information are counted based on carriers with different multi-slot scheduling configurations.
  • a hybrid automatic repeat request feedback processing device including:
  • the first receiving module is configured to receive first downlink control information, where the first downlink control information is used for multi-slot scheduling, and the first downlink control information includes first indication information, and the first indication The information is used to indicate the position of the same feedback time slot corresponding to all the first physical downlink shared channels, and the first physical downlink shared channel is a physical downlink shared channel scheduled with multiple time slots;
  • the first sending module is configured to feed back first feedback information in the feedback time slot, where the first feedback information is feedback information corresponding to multi-slot scheduling of the first downlink control information.
  • a hybrid automatic repeat request feedback processing device including:
  • the second sending module is configured to send first downlink control information, where the first downlink control information is used for multi-slot scheduling, and the first downlink control information includes a first indication information, the first The indication information is used to indicate the position of the same feedback time slot corresponding to all the first physical downlink shared channels, and the first physical downlink shared channel is a physical downlink shared channel scheduled with multiple time slots;
  • the second receiving module is configured to receive first feedback information fed back on the feedback time slot, where the first feedback information is feedback information corresponding to the first downlink control information multi-slot scheduling.
  • the present disclosure provides a computer-readable storage medium, the computer-readable storage medium stores a computer program, and when the computer program is executed by a processor, it realizes the hybrid automatic repeat request feedback applied to the user equipment as above.
  • the first downlink control information DCI used for multi-slot scheduling is first received, where the first DCI includes first indication information, and the first indication information indicates all information related to the first DCI multi-slot scheduling.
  • the position of the same feedback time slot corresponding to the first physical downlink shared channel PDSCH the user equipment can determine a feedback time slot through the first indication information, and feed back the first feedback information on the feedback time slot, which corresponds to the first DCI.
  • the feedback information of all the first PDSCHs of the multi-slot scheduling therefore, there is no need to separately indicate the feedback time slots of each first PDSCH of the first DCI multi-slot scheduling, which avoids the problem of excessive DCI overhead.
  • FIG. 1 shows one of the schematic flowcharts of the method for processing hybrid automatic repeat request feedback according to an embodiment of the present disclosure
  • Figure 2 shows one of the schematic diagrams of multi-slot scheduling
  • FIG. 3 shows the second schematic flowchart of a method for processing hybrid automatic repeat request feedback according to an embodiment of the present disclosure
  • Figure 4 shows the second schematic diagram of multi-slot scheduling
  • FIG. 5 shows a schematic flowchart of a method for processing hybrid automatic repeat request feedback according to another embodiment of the present disclosure
  • FIG. 6 shows a schematic diagram of the structure of a user equipment according to an embodiment of the present disclosure
  • FIG. 7 shows a schematic diagram of the structure of a network device according to an embodiment of the present disclosure.
  • an embodiment of the present disclosure provides a method for processing hybrid automatic repeat request feedback, including:
  • Step 101 Receive first downlink control information, where the first downlink control information is used for multi-slot scheduling, and the first downlink control information includes first indication information, and the first indication information is used to indicate The position of the same feedback time slot corresponding to all the first physical downlink shared channels, where the first physical downlink shared channel is a physical downlink shared channel scheduled with multiple time slots;
  • Step 102 Feed back first feedback information in the feedback time slot, where the first feedback information is feedback information corresponding to multi-slot scheduling of the first downlink control information.
  • the method of the embodiment of the present disclosure is applied to a user equipment.
  • the first downlink control information DCI for multi-slot scheduling is first received, where the first DCI includes first indication information, and the first The indication information indicates the position of the same feedback time slot corresponding to all the first physical downlink shared channel PDSCH scheduled by the first DCI multi-slot scheduling.
  • the user equipment can determine a feedback time slot through the first indication information.
  • the first feedback information is fed back, that is, the feedback information of all the first PDSCHs corresponding to the first DCI multi-slot scheduling. Therefore, there is no need to separately indicate the feedback time slots of each first PDSCH of the first DCI multi-slot scheduling, which avoids DCI The problem of excessive overhead.
  • the first DCI in this embodiment is carried on the physical downlink control channel PDCCH, and PDSCHs on different time slots are scheduled through the first DCI.
  • the feedback information is hybrid automatic repeat request HARQ feedback information.
  • the base station configures the user equipment to use two carrier aggregation transmissions, the SCS of carrier 1 is configured to 15 kHz, and the subcarrier spacing of carrier 2 is configured to 60 kHz.
  • the base station performs cross-carrier scheduling on the PDSCH transmitted on carrier 2 through carrier 1, and the physical uplink control channel PUCCH is transmitted on carrier 1.
  • the PDCCH transmitted in time slot n of carrier 1 carries DCI.
  • the DCI is used for multi-slot scheduling to schedule PDSCH transmission in time slot 4n+1 and time slot 4n+2 on carrier 2.
  • the PDCCH transmitted in time slot n+1 of carrier 1 carries DCI, and the DCI is used for multi-slot scheduling to schedule PDSCH transmission in time slot 4n+4, time slot 4n+5, and time slot 4n+7 on carrier 2.
  • the first indication information includes the slot offset
  • the method further includes:
  • the Kth time slot after the first time slot corresponding to the second physical downlink shared channel is used as the feedback time slot; wherein, the second physical downlink shared channel is the last physical downlink shared channel in the first physical downlink shared channel.
  • K is the time slot offset.
  • time slot n+K will be used as the feedback time slot, and HARQ of all PDSCHs scheduled by the first DCI Feedback.
  • the first time slot is not the time slot position of the current carrier of the second PDSCH, but corresponds to the time slot position on the carrier carrying the HARQ-ACK feedback information corresponding to the PDSCH scheduled by the first DCI.
  • the slot offset set (HARQ feedback timing set) configured by the base station contains two K values: ⁇ 1, 2 ⁇ .
  • the user equipment determines that the corresponding feedback time slot is time slot n+2;
  • the feedback information in this embodiment can optionally use a dynamic feedback codebook. Therefore, optionally, after step 101, it further includes:
  • M and L are feedback information parameters, and N is the maximum number of physical downlink shared channel time slots that can be scheduled by the first downlink control information;
  • L 1; when the user equipment is configured to use code block group-based transmission, L is the maximum number of code block groups per codeword configured;
  • ⁇ 1 is the sub-carrier spacing configuration parameter of the physical downlink shared channel
  • ⁇ 2 is the sub-carrier spacing configuration parameter of the physical downlink control channel.
  • both ⁇ 1 and ⁇ 2 are pre-configured according to the SCS configuration of the subcarrier spacing of the carrier.
  • the first downlink control information is All the scheduled physical downlink shared channels generate first feedback information of M*N*L bits, as shown in Figure 3, including:
  • Step 301 Determine, according to the second time slot where the first physical downlink shared channel is located, the time slot ordering number of the second time slot among the multiple time slots scheduled by the first downlink control information;
  • Step 302 Determine the position of the second feedback information of the first physical downlink shared channel in the first feedback information according to the time slot sorting number.
  • the second feedback information is the feedback information of a PDSCH scheduled by the first DCI.
  • the user equipment will pass the corresponding bit position in the generated first feedback information of M*N*L bits. To realize the feedback of each PDSCH.
  • the DCI received in time slot n of carrier 1 is scheduled for the PDSCH in time slot 4n+1 on carrier 2, and its time slot arrangement number is 2; the PDSCH in time slot 4n+2 on carrier 2 is scheduled , And its time slot arrangement number is 3. And because the feedback information of DCI scheduling received in time slot n of carrier 1 and the feedback information of DCI scheduling received in time slot n+1 of carrier 1 will be fed back in the same feedback time slot,
  • step 302 includes:
  • the second feedback information If the number of bits of the second feedback information is greater than 1, place the second feedback information in consecutive p bit positions starting from the yth bit position in the first feedback information, or place the second feedback information in the first feedback information.
  • the feedback information starts with the x-th bit position, and the second feedback information is placed at p bit positions where N is a period;
  • x is the sequence number of the time slot
  • y M*L*x-1
  • p M*L.
  • the second feedback information for only one PDSCH, that is, ACK feedback information
  • PDSCH transmission is scheduled on the a-th time slot, and the corresponding 1-bit feedback information is placed at the a-th bit position in the N-bit feedback information.
  • a total of 8 bits of feedback information are generated, where the second bit corresponds to the PDSCH transmitted in carrier 2 time slot 4n+1, and the third bit corresponds to the PDSCH transmitted in carrier 2 time slot 4n+2 ,
  • the fifth bit corresponds to the PDSCH transmitted in carrier 2 timeslot 4n+4
  • the sixth bit corresponds to the PDSCH transmitted in carrier 2 timeslot 4n+5
  • the eighth bit corresponds to carrier 2 timeslot 4n+7 PDSCH in transmission.
  • the pair The generation of first feedback information of M*N*L bits for all physical downlink shared channels scheduled by the first downlink control information includes:
  • the remaining bit position is a bit position other than the bit position of the second feedback information in the first feedback information; the third feedback information is hybrid automatic repeat request negative information.
  • the user equipment will generate negative NACK feedback information for the time slots where the PDSCH is not received, for example, fill the remaining bit positions of the first feedback information with 0.
  • the first feedback information (HARQ-ACK codebook) fed back in the PUCCH resource of time slot n+2 is 01101101.
  • the user equipment when configured for multi-carrier transmission and the maximum schedulable physical downlink shared channel of the first downlink control information on each carrier of the current multi-carrier The number of time slots is different. Before or after step 101, it also includes:
  • the maximum number of schedulable physical downlink shared channel time slots for downlink control information is greater than or less than the number of schedulable physical downlink shared channel time slots for the first downlink control information;
  • the feeding back the first feedback information in the feedback time slot includes:
  • the fourth feedback information is fed back on the feedback time slot, the fourth feedback information includes the first feedback information and the fifth feedback information, and the fifth feedback information is corresponding to single-slot scheduling, multi-slot scheduling, Feedback information of channel release.
  • the user equipment will receive the second DCI before or after receiving the first DCI, and the second DCI is used for single-slot scheduling, multi-slot scheduling or channel release (ie semi-persistent scheduling SPS PDSCH release), and
  • the second DCI is used for multi-slot scheduling
  • the maximum number of physical downlink shared channel time slots that can be scheduled by the second DCI is greater than or less than the number of physical downlink shared channel time slots that can be scheduled for the first DCI.
  • the fourth feedback information feedback is performed for the same feedback time slot, in addition to the first feedback information, it also includes feedback information corresponding to single-slot scheduling, multi-slot scheduling, and channel release (fifth feedback information). In this way, more efficient feedback can be achieved on the feedback slot.
  • the base station also instructs SPS PDSCH release (channel release) on carrier 2 through a DCI in time slot n of carrier 1, and also schedules time slot n of carrier 1 through another DCI.
  • SPS PDSCH release channel release
  • the feedback time slot of both is also time slot n+2.
  • the SPS PDSCH release and the feedback information of the PDSCH in time slot n of carrier 1 will also be transmitted in the PUCCH resource of time slot n+2.
  • the method before feeding back the fourth feedback information in the feedback time slot, the method further includes:
  • the fourth feedback information is the concatenation of the first sub-codebook and the second sub-codebook, and the feedback information corresponding to single-slot scheduling or channel release is the first sub-codebook, corresponding to the feedback of multi-slot scheduling
  • the information is the second subcodebook; or, the fourth feedback information is a concatenation of multiple subcodebooks, and the feedback information of the carrier channels belonging to the same multi-slot scheduling configuration is the same subcodebook.
  • the feedback information corresponding to single-slot scheduling or channel release is used as the first subcodebook, corresponding to the feedback information of multi-slot scheduling
  • the second sub-codebook it is obtained through the concatenation of the first sub-codebook and the second sub-codebook; on the other hand, the feedback information of the carrier channels belonging to the same multi-slot scheduling configuration is used as the same sub-codebook.
  • the cascade of multiple sub-codebooks is obtained. Among them, the cascade will sort the sub-codebooks based on preset rules. For example, for the cascade of the first sub-codebook and the second sub-codebook, you can put the first sub-codebook first and then the second sub-codebook. It is also possible to put the second sub-codebook first and then the first sub-codebook.
  • the second subcodebook is M*N max *L*I bits of information
  • N max is the maximum schedulable number of physical downlink shared channel time slots in the first downlink control information and the second downlink control information
  • I is the first The total number of downlink control information and the second downlink control information
  • L 1; when the user equipment is configured to use code block group-based transmission, L is the maximum number of code block groups per codeword configured;
  • the second DCI is used for multi-slot scheduling
  • the second subcodebook is M*N max *L*I bits of information.
  • the base station also instructs SPS PDSCH release (channel release) on carrier 2 through a DCI in time slot n of carrier 1, and also schedules time slot n of carrier 1 through another DCI.
  • SPS PDSCH release channel release
  • the feedback time slot of both is also time slot n+2
  • the feedback time slot has the following realizations:
  • Implementation 1 Carrier 1 instructs the SPS PDSCH on carrier 2 to release the DCI and the feedback information corresponding to the PDSCH transmitted in time slot n as a sub-codebook.
  • Carrier 2 time slot 4n+1/4n+2/4n+4/4n+ The feedback information corresponding to the PDSCH transmitted in 5/4n+7 is a sub-codebook.
  • the first sub-codebook contains 2 feedback bits
  • the second sub-codebook contains 8 feedback bits. These 8 bits (corresponding to Figure 2 two The determination of the feedback information of the first DCI scheduling) is as described above, and will not be repeated here.
  • the cascading sequence is that the 2-bit feedback information corresponding to the DCI that does not use multi-slot scheduling comes first, and the 10-bit feedback information corresponding to the feedback information corresponding to the DCI that uses multi-slot scheduling is last.
  • the cascading sequence may also be that the 10-bit feedback information corresponding to the feedback information corresponding to the DCI using multi-slot scheduling is first, and the 2-bit feedback information corresponding to the DCI not using the multi-slot scheduling is last.
  • the feedback information corresponding to the PDSCH transmitted in carrier 1 time slot n is a subcodebook
  • carrier 1 indicates the DCI released by the SPS PDSCH on carrier 2
  • the feedback information corresponding to the DCI for transmitting the PDSCH in 4n+5/4n+7 is a sub-codebook.
  • the user equipment is configured with single codeword transmission on both carriers, so the first subcodebook contains only 1 feedback bit, and the second subcodebook contains 12 feedback bits, that is, the PDSCH scheduled for 3 DCIs Generate 4-bit feedback information respectively.
  • the user equipment can generate repeated bit information based on the demodulation result, for example, the user equipment generates a 4-bit ACK when the demodulation is correct, or generates a 4-bit NACK when the demodulation fails, or the user equipment It is also possible to generate 1-bit valid feedback information and supplement NACK in the remaining 3-bit positions.
  • the user equipment cascades the two sub-codebooks to obtain 13-bit feedback information.
  • the specific cascading sequence can be cascaded according to the carrier number sequence, for example, the 1-bit feedback information corresponding to carrier 1 comes first, and the 12-bit feedback information corresponding to carrier 2 comes later. Of course, it is also possible that the 12-bit feedback information corresponding to carrier 2 comes first, and the 1-bit feedback information corresponding to carrier 1 comes later.
  • Implementation 3 There are 3 DCIs in the same PDCCH detection opportunity in time slot n of carrier 1, which are used to indicate the release of SPS PDSCH on carrier 2, scheduling PDSCH transmission in time slot n of carrier 1, and scheduling For PDSCH transmission, there is 1 DCI in the time slot n+1 of carrier 1, and then 4-bit feedback information is generated for each DCI, and 16-bit feedback information is generated in total.
  • the first 4 bits of information are feedback information indicating the DCI released by the SPS PDSCH on carrier 2.
  • the user equipment can generate repeated bit information based on the demodulation result, or generate 1-bit effective feedback information, and supplement the remaining 3 bits. NACK.
  • the 5th to 8th bits of information are feedback information for the PDSCH transmission in time slot n of carrier 1.
  • the user equipment can generate repeated bit information based on the demodulation result, or it can generate 1-bit effective feedback information. NACK is added to the bit position.
  • the final 8-bit information (corresponding to the feedback information of the two first DCI scheduling in FIG. 2) is determined as described above, and will not be repeated here.
  • whether the DCI is a multi-slot scheduling DCI can be determined according to the DCI format or the carrier configuration corresponding to the DCI scheduling information.
  • the DCI using multi-slot scheduling corresponds to the DCI format 1_1 corresponding to the PDSCH transmitted on the carrier configured to use multi-slot scheduling
  • the DCI not using multi-slot scheduling corresponds to the PDSCH transmitted on the carrier that is not configured to use multi-slot scheduling.
  • DCI format 1_0 and DCI format 1_1 the DCI indicating SPS PDSCH release transmitted on the carrier configured to use multi-slot scheduling
  • the DCI format 1_0 corresponding to the PDSCH transmitted on the carrier configured to use multi-slot scheduling can be determined according to the DCI format or the carrier configuration corresponding to the DCI scheduling information.
  • the DCI using multi-slot scheduling corresponds to the DCI format 1_1 corresponding to the PDSCH transmitted on the carrier configured to use multi-slot scheduling
  • the DCI not using multi-slot scheduling corresponds to
  • first downlink control information and the second downlink control information include:
  • the second instruction information and the third instruction information are the same.
  • the second indication information is the total number of physical downlink control channels used to transmit downlink control information for single-slot scheduling, multi-slot scheduling, or channel release to the current physical downlink control channel detection position and current carrier
  • the third indication The information is the total number of physical downlink control channels used to transmit downlink control information for single-slot scheduling, multi-slot scheduling, or channel release to the current physical downlink control channel detection position.
  • the second indication information and the third indication information are counted based on whether it is multi-slot scheduling; or,
  • the second indication information and the third indication information are counted based on carriers of different multi-slot scheduling configurations.
  • the base station For example, based on the example in Figure 2, suppose that the base station also instructs the release of SPS PDSCH on carrier 2 through a DCI in time slot n of carrier 1, and also schedules PDSCH transmission in time slot n of carrier 1 through another DCI.
  • the feedback time slot of the person is also time slot n+2.
  • the base station sets the C-DAI (second indication information) and T-DAI (third indication information) in the DCI corresponding to the two subcodebooks respectively, that is, for multi-slot scheduling based C-DAI and T-DAI in DCI and DCI that are not used for multi-slot scheduling are counted separately.
  • the base station sets the C-DAI and T-DAI in the DCI of the two carriers respectively, that is, sets the C-DAI and T-DAI in the DCI of carrier 1 and the DCI of carrier 2 respectively.
  • Count Carrier 1 time slot n indicates that the SPS PDSCH on carrier 2 releases the DCI in which C-DAI is 1 and T-DAI is 2; carrier 1 time slot n schedules time slot 4n+1 and time slot 4n on carrier 2
  • the values of C-DAI and T-DAI in the DCI transmitted by PDSCH in +2 are both 2; the values of C-DAI and T-DAI in the DCI of time slot n+1 of carrier 1 are both 3.
  • Time slot 4n on carrier 2 is scheduled +4, PDSCH transmission in time slot 4n+5 and time slot 4n+7.
  • the base station counts the C-DAI and T-DAI in the DCI of carrier 1 and the DCI of carrier 2 jointly: instructs the release of SPS PDSCH on carrier 2, and schedules the In the DCI for PDSCH transmission and PDSCH transmission on scheduling carrier 2, the corresponding C-DAI is 1/2/3, T-DAI is 3, and the C-DAI and T contained in the DCI in time slot n+1 of carrier 1 -DAI are all 4.
  • the user equipment's feedback information corresponding to the carrier using multi-slot scheduling and the carrier not using multi-slot scheduling is divided into two subcodebooks.
  • the user equipment needs to determine the usage instructions of the feedback codebook size based on the maximum number of PDSCH time slots that can be scheduled by DCI.
  • the base station configures the user equipment to use three carrier aggregation transmissions, the SCS of carrier 1 is configured to 15kHz, the subcarrier spacing of carrier 2 is configured to 30kHz, and the subcarrier spacing of carrier 3 is configured to 60kHz.
  • the base station performs cross-carrier scheduling on the PDSCHs transmitted on carrier 2 and carrier 3 through carrier 1, PUCCH is transmitted on carrier 1, and the HARQ feedback timing set configured by the base station includes two K values: ⁇ 1,2 ⁇ .
  • the base station schedules the PDSCH transmission of time slot n of carrier 1 in the first PDCCH detection opportunity of carrier 1, and the corresponding C-DAI is 1.
  • the first PDCCH detection opportunity of carrier 1 PDSCH transmissions of time slots 4n+1 and 4n+2 of carrier 3 are also scheduled, and the corresponding C-DAI and T-DAI are both 1.
  • the second PDCCH detection opportunity of carrier 1 PDSCH transmission of time slot 2n+1 of carrier 2 is scheduled, and the corresponding C-DAI and T-DAI are both 2.
  • the third PDCCH detection opportunity of carrier 1 the PDSCH transmission of time slot 4n+4 of carrier 3 is scheduled, and the corresponding C-DAI and T-DAI are both 3.
  • the fourth PDCCH detection opportunity of carrier 1 the PDSCH transmission of time slot 2n+2 of carrier 2 is scheduled, and the corresponding C-DAI and T-DAI are both 4.
  • the first subcodebook only contains feedback information corresponding to PDSCH transmission in carrier 1 time slot n
  • the second subcodebook contains feedback information for PDSCH transmission in carrier 2 and carrier 3.
  • the first subcodebook contains only 1 feedback bit
  • the second subcodebook contains 16-bit feedback information
  • the method of the embodiments of the present disclosure first receives the first downlink control information DCI for multi-slot scheduling, where the first DCI includes first indication information, and the first indication information indicates that the first DCI
  • the user equipment can determine a feedback time slot through the first indication information, and feed back the first feedback information on the feedback time slot, That is, it corresponds to the feedback information of all the first PDSCHs of the first DCI multi-slot scheduling. Therefore, there is no need to separately indicate the feedback time slots of each first PDSCH of the first DCI multi-slot scheduling, which avoids the problem of excessive DCI overhead.
  • a hybrid automatic repeat request feedback processing method includes:
  • Step 501 Send first downlink control information, where the first downlink control information is used for multi-slot scheduling, and the first downlink control information includes first indication information, and the first indication information is used to indicate The position of the same feedback time slot corresponding to all the first physical downlink shared channels, where the first physical downlink shared channel is a physical downlink shared channel scheduled with multiple time slots;
  • Step 502 Receive first feedback information fed back on the feedback time slot, where the first feedback information is feedback information corresponding to multi-slot scheduling of the first downlink control information.
  • the method of the embodiment of the present disclosure is applied to a network device, such as a base station.
  • the network device first sends the first downlink control information DCI for multi-slot scheduling, where the first DCI includes first indication information, and the first The indication information indicates the position of the same feedback time slot corresponding to all the first physical downlink shared channel PDSCH scheduled by the first DCI multi-slot scheduling, so that the network device can determine a feedback time slot through the first indication information.
  • the first feedback information fed back in the time slot is received, that is, the feedback information of all the first PDSCHs corresponding to the first DCI multi-slot scheduling. Therefore, there is no need to separately indicate the feedback time slots of each first PDSCH of the first DCI multi-slot scheduling. , To avoid the problem of excessive DCI overhead.
  • the first indication information includes a time slot offset
  • the method further includes:
  • the Kth time slot after the first time slot corresponding to the second physical downlink shared channel is used as the feedback time slot; wherein, the second physical downlink shared channel is the last physical downlink shared channel in the first physical downlink shared channel.
  • K is the time slot offset.
  • the receiving the first feedback information fed back in the feedback time slot includes:
  • M and L are feedback information parameters, and N is the maximum number of physical downlink shared channel time slots that can be scheduled by the first downlink control information;
  • L 1; when the user equipment is configured to use code block group-based transmission, L is the maximum number of code block groups per codeword configured;
  • ⁇ 1 is the sub-carrier spacing configuration parameter of the physical downlink shared channel
  • ⁇ 2 is the sub-carrier spacing configuration parameter of the physical downlink control channel.
  • the receiving the first feedback information of M*N*L bits fed back on the feedback time slot includes:
  • the determining the position of the second feedback information of the first physical downlink shared channel in the first feedback information according to the time slot sorting number includes:
  • the second feedback information If the number of bits of the second feedback information is greater than 1, place the second feedback information in consecutive p bit positions starting from the yth bit position in the first feedback information, or place the second feedback information in the first feedback information.
  • the feedback information starts with the x-th bit position, and the second feedback information is placed at p bit positions where N is a period;
  • x is the sequence number of the time slot
  • y M*L*x-1
  • p M*L.
  • the receiving the first feedback information of M*N*L bits fed back on the feedback time slot includes:
  • the third feedback information is placed on the remaining bit position of the first feedback information obtained; wherein,
  • the remaining bit position is a bit position other than the bit position of the second feedback information in the first feedback information; the third feedback information is hybrid automatic repeat request negative information.
  • the first downlink control information is sent Before or after the information, it also includes:
  • Send second downlink control information where the second downlink control information is used for single-slot scheduling, multi-slot scheduling or channel release, and when the second downlink control information is used for multi-slot scheduling, the first 2.
  • the maximum number of schedulable physical downlink shared channel time slots for downlink control information is greater than or less than the number of schedulable physical downlink shared channel time slots for the first downlink control information;
  • the receiving the first feedback information fed back on the feedback time slot includes:
  • Receive fourth feedback information fed back on the feedback time slot where the fourth feedback information includes the first feedback information and fifth feedback information, and the fifth feedback information is corresponding to single-slot scheduling and multi-slot scheduling , Feedback information of channel release.
  • the fourth feedback information is the concatenation of the first sub-codebook and the second sub-codebook, and the feedback information corresponding to single-slot scheduling or channel release is the first sub-codebook, corresponding to the feedback of multi-slot scheduling
  • the information is the second subcodebook; or, the fourth feedback information is a concatenation of multiple subcodebooks, and the feedback information of the carrier channels belonging to the same multi-slot scheduling configuration is the same subcodebook.
  • the second subcodebook is M*N max *L*I bits of information
  • N max is the maximum schedulable number of physical downlink shared channel time slots in the first downlink control information and the second downlink control information
  • I is the first The total number of downlink control information and the second downlink control information
  • L 1; when the user equipment is configured to use code block group-based transmission, L is the maximum number of code block groups per codeword configured;
  • the first downlink control information and the second downlink control information include:
  • the second instruction information and the third instruction information are the same.
  • the second indication information is the total number of physical downlink control channels used to transmit downlink control information for single-slot scheduling, multi-slot scheduling, or channel release to the current physical downlink control channel detection position and current carrier
  • the third indication The information is the total number of physical downlink control channels that transmit downlink control information for single-slot scheduling, multi-slot scheduling, or channel release before the current physical downlink control channel detection position.
  • the second indication information and the third indication information are counted based on whether it is multi-slot scheduling; or,
  • the second indication information and the third indication information are counted based on carriers with different multi-slot scheduling configurations.
  • this method is applied to network equipment and corresponds to the above-mentioned method applied to user equipment to perform feedback processing.
  • the implementation of the above-mentioned method applied to user equipment is applicable to this method and can achieve the same technical effect. This will not be repeated here.
  • a user equipment in an embodiment of the present disclosure includes: a transceiver 610, a memory 620, a processor 600, and a computer program stored on the memory 620 and running on the processor 600;
  • the processor 600 is used to read programs in the memory;
  • the transceiver 610 is configured to receive first downlink control information, where the first downlink control information is used for multi-slot scheduling, and the first downlink control information includes first indication information, and the first indication The information is used to indicate the position of the same feedback time slot corresponding to all the first physical downlink shared channels, and the first physical downlink shared channel is a physical downlink shared channel scheduled with multiple time slots;
  • the first feedback information is fed back in the feedback time slot, where the first feedback information is feedback information corresponding to the multi-slot scheduling of the first downlink control information.
  • the first indication information includes a time slot offset
  • the processor is also used for:
  • the Kth time slot after the first time slot corresponding to the second physical downlink shared channel is used as the feedback time slot; wherein, the second physical downlink shared channel is the last physical downlink shared channel in the first physical downlink shared channel.
  • K is the time slot offset.
  • processor is also used for:
  • M and L are feedback information parameters, and N is the maximum number of physical downlink shared channel time slots that can be scheduled by the first downlink control information;
  • L 1; when the user equipment is configured to use code block group-based transmission, L is the maximum number of code block groups per codeword configured;
  • ⁇ 1 is the sub-carrier spacing configuration parameter of the physical downlink shared channel
  • ⁇ 2 is the sub-carrier spacing configuration parameter of the physical downlink control channel.
  • processor is also used for:
  • processor is also used for:
  • the second feedback information If the number of bits of the second feedback information is greater than 1, place the second feedback information in consecutive p bit positions starting from the yth bit position in the first feedback information, or place the second feedback information in the first feedback information.
  • the feedback information starts with the x-th bit position, and the second feedback information is placed at p bit positions where N is a period;
  • x is the sequence number of the time slot
  • y M*L*x-1
  • p M*L.
  • processor is also used for:
  • the remaining bit position is a bit position other than the bit position of the second feedback information in the first feedback information; the third feedback information is hybrid automatic repeat request negative information.
  • the transceiver when the user equipment is configured for multi-carrier transmission and the number of the maximum schedulable physical downlink shared channel time slots of the first downlink control information on each carrier of the current multi-carrier is different, the transceiver is also used for:
  • the maximum number of schedulable physical downlink shared channel time slots for downlink control information is greater than or less than the number of schedulable physical downlink shared channel time slots for the first downlink control information;
  • the fourth feedback information is fed back on the feedback time slot, the fourth feedback information includes the first feedback information and the fifth feedback information, and the fifth feedback information is corresponding to single-slot scheduling, multi-slot scheduling, Feedback information of channel release.
  • processor is also used for:
  • the fourth feedback information is the concatenation of the first sub-codebook and the second sub-codebook, and the feedback information corresponding to single-slot scheduling or channel release is the first sub-codebook, corresponding to the feedback of multi-slot scheduling
  • the information is the second subcodebook; or, the fourth feedback information is a concatenation of multiple subcodebooks, and the feedback information of the carrier channels belonging to the same multi-slot scheduling configuration is the same subcodebook.
  • the second subcodebook is M*N max *L*I bits of information
  • N max is the maximum schedulable number of physical downlink shared channel time slots in the first downlink control information and the second downlink control information
  • I is the first The total number of downlink control information and the second downlink control information
  • L 1; when the user equipment is configured to use code block group-based transmission, L is the maximum number of code block groups per codeword configured;
  • the first downlink control information and the second downlink control information include:
  • the second instruction information and the third instruction information are the same.
  • the second indication information is the total number of physical downlink control channels used to transmit downlink control information for single-slot scheduling, multi-slot scheduling, or channel release to the current physical downlink control channel detection position and current carrier
  • the third indication The information is the total number of physical downlink control channels used to transmit downlink control information for single-slot scheduling, multi-slot scheduling, or channel release to the current physical downlink control channel detection position.
  • the second indication information and the third indication information are counted based on whether it is multi-slot scheduling; or,
  • the second indication information and the third indication information are counted based on carriers of different multi-slot scheduling configurations.
  • the bus architecture may include any number of interconnected buses and bridges. Specifically, one or more processors represented by the processor 600 and various circuits of the memory represented by the memory 620 are linked together.
  • the bus architecture can also link various other circuits such as peripherals, voltage regulators, power management circuits, etc., which are all known in the art, and therefore, no further descriptions are provided herein.
  • the bus interface provides the interface.
  • the transceiver 610 may be a plurality of elements, that is, including a transmitter and a receiver, and provide a unit for communicating with various other devices on the transmission medium.
  • the user interface 630 may also be an interface capable of connecting externally and internally with the required equipment.
  • the connected equipment includes but not limited to a keypad, a display, a speaker, a microphone, a joystick, etc.
  • the processor 600 is responsible for managing the bus architecture and general processing, and the memory 620 can store data used by the processor 600 when performing operations.
  • the user equipment first receives the first downlink control information DCI used for multi-slot scheduling, where the first DCI includes first indication information, and the first indication information indicates all the first physical information associated with the first DCI multi-slot scheduling.
  • the position of the same feedback time slot corresponding to the downlink shared channel PDSCH the user equipment can determine a feedback time slot through the first indication information, and feedback the first feedback information on the feedback time slot, that is, corresponding to the first DCI multi-slot scheduling All the feedback information of the first PDSCH, therefore, there is no need to separately indicate the feedback slots of each first PDSCH scheduled by the first DCI multi-slot scheduling, which avoids the problem of excessive DCI overhead.
  • the network device of the embodiment of the present disclosure includes: a transceiver 710, a memory 720, a processor 700, and is stored on the memory 720 and can run on the processor 700 The computer program; the processor 700 is used to read the program in the memory;
  • the transceiver 710 is configured to send first downlink control information, where the first downlink control information is used for multi-slot scheduling, and the first downlink control information includes a first indication information.
  • the indication information is used to indicate the position of the same feedback time slot corresponding to all the first physical downlink shared channels, and the first physical downlink shared channel is a physical downlink shared channel scheduled with multiple time slots;
  • the first indication information includes a time slot offset
  • the processor is also used for:
  • the Kth time slot after the first time slot corresponding to the second physical downlink shared channel is used as the feedback time slot; wherein, the second physical downlink shared channel is the last physical downlink shared channel in the first physical downlink shared channel.
  • K is the time slot offset.
  • the transceiver is also used for:
  • M and L are feedback information parameters, and N is the maximum number of physical downlink shared channel time slots that can be scheduled by the first downlink control information;
  • L 1; when the user equipment is configured to use code block group-based transmission, L is the maximum number of code block groups per codeword configured;
  • ⁇ 1 is the sub-carrier spacing configuration parameter of the physical downlink shared channel
  • ⁇ 2 is the sub-carrier spacing configuration parameter of the physical downlink control channel.
  • processor is also used for:
  • processor is also used for:
  • the second feedback information If the number of bits of the second feedback information is greater than 1, place the second feedback information in consecutive p bit positions starting from the yth bit position in the first feedback information, or place the second feedback information in the first feedback information.
  • the feedback information starts with the x-th bit position, and the second feedback information is placed at p bit positions where N is a period;
  • x is the sequence number of the time slot
  • y M*L*x-1
  • p M*L.
  • processor is also used for:
  • the third feedback information is placed on the remaining bit position of the first feedback information obtained; wherein,
  • the remaining bit position is a bit position other than the bit position of the second feedback information in the first feedback information; the third feedback information is hybrid automatic repeat request negative information.
  • the transceiver when the user equipment is configured for multi-carrier transmission and the number of the maximum schedulable physical downlink shared channel time slots of the first downlink control information on each carrier of the current multi-carrier is different, the transceiver is also used for:
  • Send second downlink control information where the second downlink control information is used for single-slot scheduling, multi-slot scheduling or channel release, and when the second downlink control information is used for multi-slot scheduling, the first 2.
  • the maximum number of schedulable physical downlink shared channel time slots for downlink control information is greater than or less than the number of schedulable physical downlink shared channel time slots for the first downlink control information;
  • Receive fourth feedback information fed back on the feedback time slot where the fourth feedback information includes the first feedback information and fifth feedback information, and the fifth feedback information is corresponding to single-slot scheduling and multi-slot scheduling , Feedback information of channel release.
  • the fourth feedback information is the concatenation of the first sub-codebook and the second sub-codebook, and the feedback information corresponding to single-slot scheduling or channel release is the first sub-codebook, corresponding to the feedback of multi-slot scheduling
  • the information is the second subcodebook; or, the fourth feedback information is a concatenation of multiple subcodebooks, and the feedback information of the carrier channels belonging to the same multi-slot scheduling configuration is the same subcodebook.
  • the second subcodebook is M*N max *L*I bits of information
  • N max is the maximum schedulable number of physical downlink shared channel time slots in the first downlink control information and the second downlink control information
  • I is the first The total number of downlink control information and the second downlink control information
  • L 1; when the user equipment is configured to use code block group-based transmission, L is the maximum number of code block groups per codeword configured;
  • the first downlink control information and the second downlink control information include:
  • the second instruction information and the third instruction information are the same.
  • the second indication information is the total number of physical downlink control channels used to transmit downlink control information for single-slot scheduling, multi-slot scheduling, or channel release to the current physical downlink control channel detection position and current carrier
  • the third indication The information is the total number of physical downlink control channels that transmit downlink control information for single-slot scheduling, multi-slot scheduling, or channel release before the current physical downlink control channel detection position.
  • the second indication information and the third indication information are counted based on whether it is multi-slot scheduling; or,
  • the second indication information and the third indication information are counted based on carriers with different multi-slot scheduling configurations.
  • the bus architecture may include any number of interconnected buses and bridges. Specifically, one or more processors represented by the processor 700 and various circuits of the memory represented by the memory 720 are linked together.
  • the bus architecture can also link various other circuits such as peripherals, voltage regulators, power management circuits, etc., which are all known in the art, and therefore, no further descriptions are provided herein.
  • the bus interface provides the interface.
  • the transceiver 710 may be multiple elements, including a transmitter and a transceiver, and provide a unit for communicating with various other devices on a transmission medium.
  • the processor 700 is responsible for managing the bus architecture and general processing, and the memory 720 can store data used by the processor 700 when performing operations.
  • the network device first sends the first downlink control information DCI for multi-slot scheduling, where the first DCI includes first indication information, and the first indication information indicates all the first physical information associated with the first DCI multi-slot scheduling.
  • the location of the same feedback time slot corresponding to the downlink shared channel PDSCH so that the network device can determine a feedback time slot through the first indication information, and receive the first feedback information fed back in the feedback time slot, which corresponds to the first DCI
  • the feedback information of all the first PDSCHs of the multi-slot scheduling therefore, there is no need to separately indicate the feedback time slots of each first PDSCH of the first DCI multi-slot scheduling, avoiding the problem of excessive DCI overhead.
  • Another embodiment of the present disclosure provides a hybrid automatic repeat request feedback processing device, including:
  • the first receiving module is configured to receive first downlink control information, where the first downlink control information is used for multi-slot scheduling, and the first downlink control information includes first indication information, and the first indication The information is used to indicate the position of the same feedback time slot corresponding to all the first physical downlink shared channels, and the first physical downlink shared channel is a physical downlink shared channel scheduled with multiple time slots;
  • the first sending module is configured to feed back first feedback information in the feedback time slot, where the first feedback information is feedback information corresponding to multi-slot scheduling of the first downlink control information.
  • the first indication information includes a time slot offset
  • the device also includes:
  • the first processing module is configured to use the Kth time slot after the first time slot corresponding to the second physical downlink shared channel as the feedback time slot; wherein, the second physical downlink shared channel is the first physical The last physical downlink shared channel in the downlink shared channel, K is the time slot offset.
  • the device further includes:
  • a second processing module configured to generate first feedback information of M*N*L bits for all physical downlink shared channels scheduled by the first downlink control information
  • M and L are feedback information parameters, and N is the maximum number of physical downlink shared channel time slots that can be scheduled by the first downlink control information;
  • L 1; when the user equipment is configured to use code block group-based transmission, L is the maximum number of code block groups per codeword configured;
  • ⁇ 1 is the sub-carrier spacing configuration parameter of the physical downlink shared channel
  • ⁇ 2 is the sub-carrier spacing configuration parameter of the physical downlink control channel.
  • the second processing module includes:
  • the first processing submodule is configured to determine the time slot of the second time slot in the multiple time slots scheduled by the first downlink control information according to the second time slot in which the first physical downlink shared channel is located Sort number
  • the second processing submodule is configured to determine the position of the second feedback information of the first physical downlink shared channel in the first feedback information according to the time slot sorting number.
  • the second processing submodule is also used for:
  • the second feedback information If the number of bits of the second feedback information is greater than 1, place the second feedback information in consecutive p bit positions starting from the yth bit position in the first feedback information, or place the second feedback information in the first feedback information.
  • the feedback information starts with the x-th bit position, and the second feedback information is placed at p bit positions where N is a period;
  • x is the sequence number of the time slot
  • y M*L*x-1
  • p M*L.
  • the first processing module is also used for:
  • the remaining bit position is a bit position other than the bit position of the second feedback information in the first feedback information; the third feedback information is hybrid automatic repeat request negative information.
  • the apparatus when the user equipment is configured for multi-carrier transmission and the number of the maximum schedulable physical downlink shared channel time slots of the first downlink control information on each carrier of the current multi-carrier is different, the apparatus further includes:
  • the second downlink control information receiving module is configured to receive second downlink control information, where the second downlink control information is used for single-slot scheduling, multi-slot scheduling, or channel release, and the second downlink control information is used for In the case of multi-slot scheduling, the maximum number of physical downlink shared channel time slots that can be scheduled by the second downlink control information is greater than or less than the number of physical downlink shared channel time slots that can be scheduled by the first downlink control information. number;
  • the first sending module is also used for:
  • the fourth feedback information is fed back on the feedback time slot, the fourth feedback information includes the first feedback information and the fifth feedback information, and the fifth feedback information is corresponding to single-slot scheduling, multi-slot scheduling, Feedback information of channel release.
  • the device further includes:
  • the third processing module is configured to generate the fourth feedback information
  • the fourth feedback information is the concatenation of the first sub-codebook and the second sub-codebook, and the feedback information corresponding to single-slot scheduling or channel release is the first sub-codebook, corresponding to the feedback of multi-slot scheduling
  • the information is the second subcodebook; or, the fourth feedback information is a concatenation of multiple subcodebooks, and the feedback information of the carrier channels belonging to the same multi-slot scheduling configuration is the same subcodebook.
  • the second subcodebook is M*N max *L*I bits of information
  • N max is the maximum schedulable number of physical downlink shared channel time slots in the first downlink control information and the second downlink control information
  • I is the first The total number of downlink control information and the second downlink control information
  • L 1; when the user equipment is configured to use code block group-based transmission, L is the maximum number of code block groups per codeword configured;
  • the first downlink control information and the second downlink control information include:
  • the second instruction information and the third instruction information are the same.
  • the second indication information is the total number of physical downlink control channels used to transmit downlink control information for single-slot scheduling, multi-slot scheduling, or channel release to the current physical downlink control channel detection position and current carrier
  • the third indication The information is the total number of physical downlink control channels used to transmit downlink control information for single-slot scheduling, multi-slot scheduling, or channel release to the current physical downlink control channel detection position.
  • the second indication information and the third indication information are counted based on whether it is multi-slot scheduling; or,
  • the second indication information and the third indication information are counted based on carriers of different multi-slot scheduling configurations.
  • the device first receives first downlink control information DCI for multi-slot scheduling, where the first DCI includes first indication information, and the first indication information indicates all first physical downlinks associated with the first DCI multi-slot scheduling
  • the position of the same feedback time slot corresponding to the shared channel PDSCH the user equipment can determine a feedback time slot through the first indication information, and feed back the first feedback information on the feedback time slot, that is, correspond to all of the first DCI multi-slot scheduling
  • the feedback information of the first PDSCH therefore, there is no need to separately indicate the feedback slots of each first PDSCH scheduled by the first DCI multi-slot scheduling, thereby avoiding the problem of excessive DCI overhead.
  • the device is a device to which the aforementioned hybrid automatic repeat request feedback processing method applied to user equipment is applied, and the implementation of the aforementioned hybrid automatic repeat request feedback processing method applied to user equipment is applicable to the device, and The same technical effect can be achieved.
  • Another embodiment of the present disclosure provides a hybrid automatic repeat request feedback processing device, including:
  • the second sending module is configured to send first downlink control information, where the first downlink control information is used for multi-slot scheduling, and the first downlink control information includes a first indication information, the first The indication information is used to indicate the position of the same feedback time slot corresponding to all the first physical downlink shared channels, and the first physical downlink shared channel is a physical downlink shared channel scheduled with multiple time slots;
  • the second receiving module is configured to receive first feedback information fed back on the feedback time slot, where the first feedback information is feedback information corresponding to the first downlink control information multi-slot scheduling.
  • the first indication information includes a time slot offset
  • the device also includes:
  • the fourth processing module is configured to use the Kth time slot after the first time slot corresponding to the second physical downlink shared channel as the feedback time slot; wherein, the second physical downlink shared channel is the first physical The last physical downlink shared channel in the downlink shared channel, K is the time slot offset.
  • the second receiving module is also used for:
  • M and L are feedback information parameters, and N is the maximum number of physical downlink shared channel time slots that can be scheduled by the first downlink control information;
  • L 1; when the user equipment is configured to use code block group-based transmission, L is the maximum number of code block groups per codeword configured;
  • ⁇ 1 is the sub-carrier spacing configuration parameter of the physical downlink shared channel
  • ⁇ 2 is the sub-carrier spacing configuration parameter of the physical downlink control channel.
  • the second receiving module includes:
  • the third processing submodule is configured to determine the time slot of the second time slot in the multiple time slots scheduled by the first downlink control information according to the second time slot in which the first physical downlink shared channel is located Sort number
  • the fourth processing submodule is configured to determine the position of the second feedback information of the first physical downlink shared channel in the first feedback information according to the time slot sequence number.
  • the fourth processing sub-module is also used for:
  • the second feedback information If the number of bits of the second feedback information is greater than 1, place the second feedback information in consecutive p bit positions starting from the yth bit position in the first feedback information, or place the second feedback information in the first feedback information.
  • the feedback information starts with the x-th bit position, and the second feedback information is placed at p bit positions where N is a period;
  • x is the sequence number of the time slot
  • y M*L*x-1
  • p M*L.
  • the second receiving module is also used for:
  • the third feedback information is placed on the remaining bit position of the first feedback information obtained; wherein,
  • the remaining bit position is a bit position other than the bit position of the second feedback information in the first feedback information; the third feedback information is hybrid automatic repeat request negative information.
  • the apparatus when the user equipment is configured for multi-carrier transmission and the number of the maximum schedulable physical downlink shared channel time slots of the first downlink control information on each carrier of the current multi-carrier is different, the apparatus further includes:
  • the second downlink control information sending module is configured to send second downlink control information, where the second downlink control information is used for single-slot scheduling, multi-slot scheduling, or channel release, and the second downlink control information is used for In the case of multi-slot scheduling, the maximum number of physical downlink shared channel time slots that can be scheduled by the second downlink control information is greater than or less than the number of physical downlink shared channel time slots that can be scheduled by the first downlink control information. number;
  • the second receiving module is also used for:
  • Receive fourth feedback information fed back on the feedback time slot where the fourth feedback information includes the first feedback information and fifth feedback information, and the fifth feedback information is corresponding to single-slot scheduling and multi-slot scheduling , Feedback information of channel release.
  • the fourth feedback information is the concatenation of the first sub-codebook and the second sub-codebook, and the feedback information corresponding to single-slot scheduling or channel release is the first sub-codebook, corresponding to the feedback of multi-slot scheduling
  • the information is the second subcodebook; or, the fourth feedback information is a concatenation of multiple subcodebooks, and the feedback information of the carrier channels belonging to the same multi-slot scheduling configuration is the same subcodebook.
  • the second subcodebook is M*N max *L*I bits of information
  • N max is the maximum schedulable number of physical downlink shared channel time slots in the first downlink control information and the second downlink control information
  • I is the first The total number of downlink control information and the second downlink control information
  • L 1; when the user equipment is configured to use code block group-based transmission, L is the maximum number of code block groups per codeword configured;
  • the first downlink control information and the second downlink control information include:
  • the second instruction information and the third instruction information are the same.
  • the second indication information is the total number of physical downlink control channels used to transmit downlink control information for single-slot scheduling, multi-slot scheduling, or channel release to the current physical downlink control channel detection position and current carrier
  • the third indication The information is the total number of physical downlink control channels that transmit downlink control information for single-slot scheduling, multi-slot scheduling, or channel release before the current physical downlink control channel detection position.
  • the second indication information and the third indication information are counted based on whether it is multi-slot scheduling; or,
  • the second indication information and the third indication information are counted based on carriers with different multi-slot scheduling configurations.
  • the device first sends first downlink control information DCI for multi-slot scheduling, where the first DCI includes first indication information, and the first indication information indicates all first physical downlinks associated with the first DCI multi-slot scheduling
  • the position of the same feedback time slot corresponding to the channel PDSCH is shared, so that the network device can determine a feedback time slot through the first indication information, and receive the first feedback information fed back in the feedback time slot, that is, the first DCI corresponds to a long time
  • the feedback information of all the first PDSCHs scheduled by the slot therefore, there is no need to separately indicate the feedback slots of each first PDSCH scheduled by the first DCI multi-slot scheduling, thereby avoiding the problem of excessive DCI overhead.
  • the device is a device that applies the foregoing hybrid automatic repeat request feedback processing method applied to network equipment, and the implementation of the foregoing hybrid automatic repeat request feedback processing method applied to network equipment is applicable to the device, and The same technical effect can be achieved.
  • the embodiments of the present disclosure also provide a computer-readable storage medium on which a computer program is stored.
  • the computer program is executed by a processor, the hybrid automatic retransmission request feedback processing method applied to the user equipment as described above is implemented
  • the embodiment or, implements the various processes of the embodiment of the hybrid automatic repeat request feedback processing method applied to the network device as described above, and can achieve the same technical effect. In order to avoid repetition, it will not be repeated here.
  • the computer-readable storage medium such as read-only memory (Read-Only Memory, ROM), random access memory (Random Access Memory, RAM), magnetic disk or optical disk, etc.
  • the technical solution of the present disclosure essentially or the part that contributes to the related technology can be embodied in the form of a software product, and the computer software product is stored in a storage medium (such as ROM/RAM, magnetic disk, optical disk). ) Includes several instructions to enable a user device (which may be a mobile phone, a computer, a server, an air conditioner, or a network device, etc.) to execute the method described in each embodiment of the present disclosure.
  • a user device which may be a mobile phone, a computer, a server, an air conditioner, or a network device, etc.
  • the division of the above modules is only a division of logical functions, and may be fully or partially integrated into a physical entity in actual implementation, or may be physically separated.
  • these modules can all be implemented in the form of software called by processing elements; they can also be implemented in the form of hardware; some modules can be implemented in the form of calling software by processing elements, and some of the modules can be implemented in the form of hardware.
  • the determining module may be a separately established processing element, or it may be integrated into a certain chip of the above-mentioned device for implementation.
  • each step of the above method or each of the above modules can be completed by hardware integrated logic circuits in the processor element or instructions in the form of software.
  • each module, unit, sub-unit or sub-module may be one or more integrated circuits configured to implement the above method, for example: one or more application specific integrated circuits (ASIC), or, one or Multiple microprocessors (digital signal processors, DSP), or one or more field programmable gate arrays (Field Programmable Gate Array, FPGA), etc.
  • ASIC application specific integrated circuits
  • DSP digital signal processors
  • FPGA Field Programmable Gate Array
  • the processing element may be a general-purpose processor, such as a central processing unit (CPU) or other processors that can call program codes.
  • these modules can be integrated together and implemented in the form of a system-on-a-chip (SOC).
  • SOC system-on-a-chip

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Abstract

L'invention concerne un procédé, un appareil et un dispositif de demande de répétition automatique hybride. Le procédé consiste : à recevoir des premières informations de commande de liaison descendante, les premières informations de commande de liaison descendante étant utilisées pour une planification multi-créneau, les premières informations de commande de liaison descendante comprenant des premières informations d'indication, les premières informations d'indication étant utilisées pour indiquer la position du même créneau de rétroaction correspondant à tous les premiers canaux partagés de liaison descendante physique, et les premiers canaux partagés de liaison descendante physique étant des canaux partagés de liaison descendante physique planifiés multi-créneau ; et à renvoyer des premières informations de rétroaction sur le créneau de rétroaction, les premières informations de rétroaction étant des informations de rétroaction correspondant à la planification multi-créneau des premières informations de commande de liaison descendante.
PCT/CN2020/084779 2019-04-30 2020-04-14 Procédé, appareil et dispositif de rétroaction de demande de répétition automatique hybride WO2020220998A1 (fr)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2022151062A1 (fr) * 2021-01-13 2022-07-21 Zte Corporation Systèmes et procédés de gestion de communications multidiffusion et unidiffusion

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113572585B (zh) * 2020-04-29 2022-11-08 大唐移动通信设备有限公司 一种反馈码本、反馈信息的确定方法、装置、设备及介质
CN113596996B (zh) * 2020-04-30 2024-01-09 大唐移动通信设备有限公司 物理下行共享信道接收、发送方法及设备、装置、介质
CN116636286A (zh) * 2021-01-04 2023-08-22 Oppo广东移动通信有限公司 无线通信方法和设备
CN116803182A (zh) * 2021-02-01 2023-09-22 Oppo广东移动通信有限公司 无线通信方法和设备
CN114978444A (zh) * 2021-02-24 2022-08-30 维沃移动通信有限公司 反馈信息发送方法、装置及终端
CN115734360A (zh) * 2021-08-31 2023-03-03 华为技术有限公司 多载波调度的方法和装置
CN116210186A (zh) * 2021-09-29 2023-06-02 北京小米移动软件有限公司 一种harq-ack码本生成和接收方法、装置、设备及存储介质

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106413106A (zh) * 2015-07-28 2017-02-15 电信科学技术研究院 一种上行数据的传输方法及装置
WO2018112093A1 (fr) * 2016-12-14 2018-06-21 Qualcomm Incorporated Conception pucch avec configuration de symbole flexible
WO2018158923A1 (fr) * 2017-03-02 2018-09-07 株式会社Ｎｔｔドコモ Terminal d'utilisateur, et procédé de communication sans fil
CN109565403A (zh) * 2016-06-21 2019-04-02 三星电子株式会社 通信系统中物理下行链路控制信道的发送

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102468945B (zh) * 2010-11-03 2014-09-10 大唐移动通信设备有限公司 Ack/nack反馈信息的传输方法和设备
CN102075313B (zh) * 2011-03-04 2013-03-27 电信科学技术研究院 一种ack/nack反馈比特的处理方法和设备
JP5931828B2 (ja) * 2013-09-26 2016-06-08 株式会社Ｎｔｔドコモ ユーザ端末、基地局及び無線通信方法
CN114698121A (zh) * 2015-08-11 2022-07-01 三菱电机株式会社 通信系统
CN108289015B (zh) * 2017-01-09 2023-04-07 北京三星通信技术研究有限公司 发送harq-ack/nack的方法和设备及下行传输方法和设备
CN107707338A (zh) * 2017-08-28 2018-02-16 深圳市金立通信设备有限公司 码块组分组确定/指示方法、用户设备、基站及存储介质
WO2019066630A1 (fr) * 2017-09-29 2019-04-04 Samsung Electronics Co., Ltd. Procédé de transmission en liaison montante et équipement correspondant

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106413106A (zh) * 2015-07-28 2017-02-15 电信科学技术研究院 一种上行数据的传输方法及装置
CN109565403A (zh) * 2016-06-21 2019-04-02 三星电子株式会社 通信系统中物理下行链路控制信道的发送
WO2018112093A1 (fr) * 2016-12-14 2018-06-21 Qualcomm Incorporated Conception pucch avec configuration de symbole flexible
WO2018158923A1 (fr) * 2017-03-02 2018-09-07 株式会社Ｎｔｔドコモ Terminal d'utilisateur, et procédé de communication sans fil

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
ERICSSON: "Feature Lead Summary for Scheduling of Multiple DL/UL Transport Blocks for LTE-MTC", 3GPP TSG-RAN WG1 MEETING #96BIS, R1-1905534, 12 April 2019 (2019-04-12), XP051707596, DOI: 20200702213920A *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2022151062A1 (fr) * 2021-01-13 2022-07-21 Zte Corporation Systèmes et procédés de gestion de communications multidiffusion et unidiffusion

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