WO2022078285A1 - Procédé et appareil de transmission de liaison montante - Google Patents

Procédé et appareil de transmission de liaison montante Download PDF

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Publication number
WO2022078285A1
WO2022078285A1 PCT/CN2021/123043 CN2021123043W WO2022078285A1 WO 2022078285 A1 WO2022078285 A1 WO 2022078285A1 CN 2021123043 W CN2021123043 W CN 2021123043W WO 2022078285 A1 WO2022078285 A1 WO 2022078285A1
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WIPO (PCT)
Prior art keywords
pusch
type
uplink channel
pucch
uplink
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PCT/CN2021/123043
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English (en)
Chinese (zh)
Inventor
高雪娟
司倩倩
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大唐移动通信设备有限公司
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Publication of WO2022078285A1 publication Critical patent/WO2022078285A1/fr

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/20—Control channels or signalling for resource management
    • H04W72/21—Control channels or signalling for resource management in the uplink direction of a wireless link, i.e. towards the network
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0053—Allocation of signaling, i.e. of overhead other than pilot signals
    • 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
    • H04W72/50—Allocation or scheduling criteria for wireless resources
    • H04W72/56—Allocation or scheduling criteria for wireless resources based on priority criteria

Definitions

  • the first type of uplink channel is a physical uplink control channel PUCCH
  • the second type of uplink channel is PUSCH.
  • the target uplink channel is: the second type of PUSCH; or
  • the target uplink channel is: each of the multiple PUSCHs of the second type or a PUSCH with the earliest start symbol or a PUSCH with the latest start symbol; or ,
  • the uplink transmission method of the embodiment of the present application further includes:
  • the first type of uplink channel is the first type of PUSCH and the second type of uplink channel is the second type of PUSCH
  • the first type of uplink channel and the second type of uplink channel are selected according to a predetermined rule A class of channels for transmission, including:
  • the PUSCH that has obtained the protocol data unit PDU or the transport block TB or the uplink shared channel UL-SCH is selected for transmission;
  • the first type of uplink channel is PUCCH and the second type of uplink channel is PUSCH
  • selecting one of the first type of uplink channel and the second type of uplink channel for transmission according to a predetermined rule include:
  • the selected one is used to carry the PUSCH of the UCI, and the UCI on the PUCCH is transmitted on the selected PUSCH, and the PUCCH is not transmitted.
  • the priority of the first type of PUSCH is lower than the priority of the second type of PUSCH;
  • the priority of the first type of PUSCH is not higher than the priority of the second type of PUSCH.
  • the first type of uplink channel is PUCCH and the second type of uplink channel is PUSCH, it further includes at least one of the following:
  • the priority of the PUCCH is the same as the priority of the PUSCH;
  • the PUCCH carries a first type of UCI, where the first type of UCI includes at least one of HARQ-ACK and CSI;
  • the PUSCH is at least one of a PUSCH with a corresponding PDCCH, a PUSCH without a corresponding PDCCH, and a CG PUSCH;
  • the PUSCH is configured to enable an uplink skipping function.
  • the uplink transmission method of the embodiment of the present application further includes:
  • the start symbol of the first type of uplink channel is earlier than the predetermined time domain position, determine a scheduling error and do not perform any processing; or, select the first type of uplink channel and the second type of uplink channel Any type of channel for transmission.
  • an embodiment of the present application also provides an uplink transmission method, which is applied to a network device, including:
  • the first type of uplink channel and the second type of uplink channel overlap in the time domain, determine that the start symbol of the first type of uplink channel is not earlier than a predetermined time domain position
  • the first type of uplink channel is the first type of physical uplink shared channel PUSCH
  • the second type of uplink channel is the second type of PUSCH
  • the first type of PUSCH and the second type of PUSCH are on the same carrier transmission
  • the first type of PUSCH is a PUSCH with a corresponding physical downlink control channel PDCCH or a PUSCH without a corresponding PDCCH or a configuration grant CG PUSCH
  • the second type of PUSCH is a PUSCH without a corresponding PDCCH or the second type of PUSCH
  • Class PUSCH is the configuration license CG PUSCH;
  • the first type of uplink channel is a physical uplink control channel PUCCH
  • the second type of uplink channel is PUSCH.
  • the predetermined time domain position is determined by one of the following methods:
  • Mode 1 Determine the start symbol of the target uplink channel as the predetermined time domain position
  • Manner 2 In the case where the processing time of the first type of uplink channel is less than the processing time of the target uplink channel, determine that the first time domain position is the predetermined time domain position, and the first time domain position is the target The most recent symbol that satisfies a preset duration before the start symbol of the uplink channel, and the preset duration is the difference between the processing time of the target uplink channel and the processing time of the first type of uplink channel;
  • Mode 3 In the case where the processing time of the first type of uplink channel is greater than the processing time of the target uplink channel, determine the second time domain position as the predetermined time domain position, wherein the second time domain position is the nearest symbol that satisfies a preset duration after the start symbol of the target uplink channel, and the preset duration is the difference between the processing time of the first type of uplink channel and the processing time of the target uplink channel .
  • the target uplink channel is: the second type of PUSCH; or
  • the target uplink channel is: selected from the PUSCH that overlaps with the PUCCH in the time domain and then transmitted on the PUCCH
  • the uplink channel of the first type is the PUSCH of the first type
  • the uplink channel of the second type is the PUSCH of the second type
  • it is determined that the target uplink channel is the PUSCH of the second type, further comprising:
  • the target uplink channel is: each of the multiple PUSCHs of the second type or a PUSCH with the earliest start symbol or a PUSCH with the latest start symbol; or ,
  • the target uplink channel is the uplink channel with the earliest start symbol among the second type of PUSCH and the PUCCH that needs to transmit UCI on the second type of PUSCH.
  • the reception is performed according to a predetermined rule.
  • the second type of PUSCH carries UCI from the PUCCH
  • the second type of PUSCH is selected to be received.
  • the receiving according to predetermined rules includes:
  • the PUCCH is detected first, and when the PUCCH is detected, it is determined that the PUSCH does not need to be detected, otherwise, the PUSCH is detected.
  • the priority of the first type of PUSCH is lower than the priority of the second type of PUSCH;
  • the priority of the first type of PUSCH is not higher than the priority of the second type of PUSCH.
  • the first type of uplink channel is PUCCH and the second type of uplink channel is PUSCH, it further includes at least one of the following methods:
  • the priority of the PUCCH is the same as the priority of the PUSCH;
  • the PUCCH carries a first type of UCI, where the first type of UCI includes at least one of HARQ-ACK and CSI;
  • the PUSCH is at least one of a PUSCH with a corresponding PDCCH, a PUSCH without a corresponding PDCCH, and a CG PUSCH;
  • the PUSCH is configured to enable an uplink skipping function.
  • an embodiment of the present application also provides an uplink transmission device, which is applied to a terminal and includes a memory, a transceiver, and a processor:
  • a memory for storing a computer program
  • a transceiver for sending and receiving data under the control of the processor
  • a processor for reading the computer program in the memory and performing the following operations:
  • the first type of uplink channel is the first type of physical uplink shared channel PUSCH
  • the second type of uplink channel is the second type of PUSCH
  • the first type of PUSCH and the second type of PUSCH are on the same carrier transmission
  • the first type of PUSCH is a PUSCH with a corresponding physical downlink control channel PDCCH or a PUSCH without a corresponding PDCCH or a configuration grant CG PUSCH
  • the second type of PUSCH is a PUSCH without a corresponding PDCCH or the second type of PUSCH
  • Class PUSCH is the configuration license CG PUSCH;
  • the first type of uplink channel is a physical uplink control channel PUCCH
  • the second type of uplink channel is PUSCH.
  • the predetermined time domain position is determined by one of the following methods:
  • Mode 1 Determine the start symbol of the target uplink channel as the predetermined time domain position
  • Manner 2 In the case where the processing time of the first type of uplink channel is less than the processing time of the target uplink channel, determine that the first time domain position is the predetermined time domain position, and the first time domain position is the target The most recent symbol that satisfies a preset duration before the start symbol of the uplink channel, and the preset duration is the difference between the processing time of the target uplink channel and the processing time of the first type of uplink channel;
  • Mode 3 In the case where the processing time of the first type of uplink channel is greater than the processing time of the target uplink channel, determine the second time domain position as the predetermined time domain position, wherein the second time domain position is the nearest symbol that satisfies a preset duration after the start symbol of the target uplink channel, and the preset duration is the difference between the processing time of the first type of uplink channel and the processing time of the target uplink channel .
  • the target uplink channel is: the second type of PUSCH; or
  • the target uplink channel is: selected from the PUSCH that overlaps with the PUCCH in the time domain and then transmitted on the PUCCH
  • determining that the target uplink channel is the second type of PUSCH further comprising:
  • the target uplink channel is: each of the multiple PUSCHs of the second type or a PUSCH with the earliest start symbol or a PUSCH with the latest start symbol; or ,
  • the target uplink channel is the uplink channel with the earliest start symbol among the second type of PUSCH and the PUCCH that needs to transmit UCI on the second type of PUSCH.
  • the transceiver is further configured to perform the following operations:
  • the transceiver selects the first type of uplink channel and the second type of uplink channel according to a predetermined rule
  • One of the types of uplink channels for transmission including:
  • the PUSCH that has obtained the protocol data unit PDU or the transport block TB or the uplink shared channel UL-SCH is selected for transmission;
  • the PUSCH of the second type carries UCI from the PUCCH
  • the PUSCH of the second type is selected for transmission.
  • the transceiver selects one of the first type of uplink channel and the second type of uplink channel according to a predetermined rule to transmit, including:
  • the selected one is used to carry the PUSCH of the UCI, and the UCI on the PUCCH is transmitted on the selected PUSCH, and the PUCCH is not transmitted.
  • the priority of the first type of PUSCH is lower than the priority of the second type of PUSCH;
  • the priority of the first type of PUSCH is not higher than the priority of the second type of PUSCH.
  • the first type of uplink channel is PUCCH and the second type of uplink channel is PUSCH, it further includes at least one of the following:
  • the priority of the PUCCH is the same as the priority of the PUSCH;
  • the PUCCH carries a first type of UCI, where the first type of UCI includes at least one of HARQ-ACK and CSI;
  • the PUSCH is at least one of a PUSCH with a corresponding PDCCH, a PUSCH without a corresponding PDCCH, and a CG PUSCH;
  • the PUSCH is configured to enable an uplink skipping function.
  • processor is further configured to perform the following operations:
  • the start symbol of the first type of uplink channel is earlier than the predetermined time domain position, determine a scheduling error and do not perform any processing; or, select the first type of uplink channel and the second type of uplink channel Any type of channel for transmission.
  • an embodiment of the present application also provides an uplink transmission device, which is applied to network equipment, including a memory, a transceiver, and a processor:
  • a memory for storing a computer program
  • a transceiver for sending and receiving data under the control of the processor
  • a processor for reading the computer program in the memory and performing the following operations:
  • the first type of uplink channel is the first type of physical uplink shared channel PUSCH
  • the second type of uplink channel is the second type of PUSCH
  • the first type of PUSCH and the second type of PUSCH are on the same carrier transmission
  • the first type of PUSCH is a PUSCH with a corresponding physical downlink control channel PDCCH or a PUSCH without a corresponding PDCCH or a configuration grant CG PUSCH
  • the second type of PUSCH is a PUSCH without a corresponding PDCCH or the second type of PUSCH
  • Class PUSCH is the configuration license CG PUSCH;
  • the first type of uplink channel is a physical uplink control channel PUCCH
  • the second type of uplink channel is PUSCH.
  • the predetermined time domain position is determined by one of the following methods:
  • Mode 1 Determine the start symbol of the target uplink channel as the predetermined time domain position
  • Manner 2 In the case where the processing time of the first type of uplink channel is less than the processing time of the target uplink channel, determine that the first time domain position is the predetermined time domain position, and the first time domain position is the target The most recent symbol that satisfies a preset duration before the start symbol of the uplink channel, and the preset duration is the difference between the processing time of the target uplink channel and the processing time of the first type of uplink channel;
  • Mode 3 In the case where the processing time of the first type of uplink channel is greater than the processing time of the target uplink channel, determine the second time domain position as the predetermined time domain position, wherein the second time domain position is the nearest symbol that satisfies a preset duration after the start symbol of the target uplink channel, and the preset duration is the difference between the processing time of the first type of uplink channel and the processing time of the target uplink channel .
  • the target uplink channel is: the second type of PUSCH; or
  • the target uplink channel is: selected from the PUSCH that overlaps with the PUCCH in the time domain, and then transmitted on the PUCCH
  • determining that the target uplink channel is the second type of PUSCH further comprising:
  • the target uplink channel is: each of the multiple PUSCHs of the second type or a PUSCH with the earliest start symbol or a PUSCH with the latest start symbol; or ,
  • the target uplink channel is the uplink channel with the earliest start symbol among the second type of PUSCH and the PUCCH that needs to transmit UCI on the second type of PUSCH.
  • the transceiver is used to perform the following operations:
  • the reception is performed according to a predetermined rule.
  • the transceiver receives according to predetermined rules, including:
  • the second type of PUSCH carries UCI from the PUCCH
  • the second type of PUSCH is selected to be received.
  • the receiving according to predetermined rules includes:
  • the transceiver receives according to predetermined rules, including:
  • the PUCCH is detected first, and when the PUCCH is detected, it is determined that the PUSCH does not need to be detected, otherwise, the PUSCH is detected.
  • the priority of the first type of PUSCH is lower than the priority of the second type of PUSCH; or,
  • the priority of the first type of PUSCH is not higher than the priority of the second type of PUSCH.
  • the first type of uplink channel is PUCCH and the second type of uplink channel is PUSCH, it further includes at least one of the following methods:
  • the priority of the PUCCH is the same as the priority of the PUSCH;
  • the PUCCH carries a first type of UCI, where the first type of UCI includes at least one of HARQ-ACK and CSI;
  • the PUSCH is at least one of a PUSCH with a corresponding PDCCH, a PUSCH without a corresponding PDCCH, and a CG PUSCH;
  • the PUSCH is configured to enable an uplink skipping function.
  • an embodiment of the present application also provides an uplink transmission device, which is applied to a terminal, including:
  • a first determining module configured to determine that the start symbol of the first type of uplink channel is not earlier than a predetermined time domain position when the first type of uplink channel and the second type of uplink channel overlap in the time domain;
  • the first type of uplink channel is the first type of physical uplink shared channel PUSCH
  • the second type of uplink channel is the second type of PUSCH
  • the first type of PUSCH and the second type of PUSCH are on the same carrier transmission
  • the first type of PUSCH is a PUSCH with a corresponding physical downlink control channel PDCCH or a PUSCH without a corresponding PDCCH or a configuration grant CG PUSCH
  • the second type of PUSCH is a PUSCH without a corresponding PDCCH or the second type of PUSCH
  • Class PUSCH is the configuration license CG PUSCH;
  • the first type of uplink channel is a physical uplink control channel PUCCH
  • the second type of uplink channel is PUSCH.
  • an embodiment of the present application also provides an uplink transmission method, which is applied to a network device, including:
  • a second determination module configured to determine that the start symbol of the first type of uplink channel is not earlier than a predetermined time domain position when the first type of uplink channel and the second type of uplink channel overlap in the time domain;
  • the first type of uplink channel is the first type of physical uplink shared channel PUSCH
  • the second type of uplink channel is the second type of PUSCH
  • the first type of PUSCH and the second type of PUSCH are on the same carrier transmission
  • the first type of PUSCH is a PUSCH with a corresponding physical downlink control channel PDCCH or a PUSCH without a corresponding PDCCH or a configuration grant CG PUSCH
  • the second type of PUSCH is a PUSCH without a corresponding PDCCH or the second type of PUSCH
  • Class PUSCH is the configuration license CG PUSCH;
  • the first type of uplink channel is a physical uplink control channel PUCCH
  • the second type of uplink channel is PUSCH.
  • an embodiment of the present application further provides a processor-readable storage medium, where the processor-readable storage medium stores program instructions, and the program instructions are used to cause the processor to execute the above-mentioned The steps of the uplink transmission method.
  • the MAC layer can take into account the data transmission requirements of the high-priority CG PUSCH or the high-priority UCI transmission requirements to determine the delivery of PDUs to avoid The transmission of high-priority data or high-priority UCI is blocked, ensuring the transmission performance of high-priority data and UCI.
  • the PUCCH and PUSCH of the same priority overlap it is determined that the starting point of the PUCCH is not earlier than the predetermined time domain position, which can ensure that it is possible to know whether there is a PDU on the PUSCH before deciding whether to prepare the PUCCH, so as to decide whether to transmit the UCI on the PUCCH.
  • UCI is dropped after being transferred to PUSCH.
  • Fig. 1 is one of transmission schematic diagrams of PUCCH and PUSCH
  • Fig. 2 is the second schematic diagram of transmission of PUCCH and PUSCH
  • Fig. 3 is one of transmission schematic diagrams of DG PUSCH and CG PUSCH;
  • Fig. 4 is the second schematic diagram of transmission of DG PUSCH and CG PUSCH;
  • FIG. 5 is the third schematic diagram of transmission of PUCCH and PUSCH
  • FIG. 6 is one of schematic flowcharts of an uplink transmission method according to an embodiment of the present application.
  • FIG. 7 is the second schematic flowchart of an uplink transmission method according to an embodiment of the present application.
  • Fig. 8 is one of the transmission schematic diagrams of DG PUSCH and CG PUSCH in the embodiment of the application;
  • Fig. 9 is the second schematic diagram of transmission of DG PUSCH and CG PUSCH in the embodiment of the application.
  • FIG. 10 is the third schematic diagram of transmission of DG PUSCH and CG PUSCH in the embodiment of the application;
  • 11 is the fourth schematic diagram of transmission of DG PUSCH and CG PUSCH in the embodiment of the application;
  • 13 is one of the schematic diagrams of transmission of DG PUSCH, CG PUSCH and PUCCH in the embodiment of the application;
  • 14 is the second schematic diagram of transmission of DG PUSCH, CG PUSCH and PUCCH in the embodiment of the application;
  • 15 is one of the schematic diagrams of transmission of DG PUSCH and PUCCH in the embodiment of the application;
  • 16 is the second schematic diagram of transmission of DG PUSCH and PUCCH in the embodiment of the application.
  • FIG. 18 is one of structural block diagrams of an uplink transmission apparatus according to an embodiment of the present application.
  • FIG. 19 is the second structural block diagram of the uplink transmission apparatus according to the embodiment of the application.
  • a PUSCH transmission not based on Scheduling Request namely CG PUSCH
  • SR Scheduling Request
  • the UE does not need to send an SR to the gNB, nor does it need to wait for an uplink scheduling grant (UL grant, which is specifically carried in the Physical Downlink Control Channel, PDCCH) from the base station, and uses the downlink control corresponding to the uplink transmission.
  • UL grant which is specifically carried in the Physical Downlink Control Channel, PDCCH
  • PDCCH Physical Downlink Control Channel
  • Information Downlink Control Information, DCI
  • the terminal (Terminal, also known as user equipment, UE, User Equipment) autonomously sends uplink data according to pre-configured resources.
  • Uplink Control Information includes Hybrid Automatic Repeat request-ACKnowledgment (HARQ-ACK), Channel State Information (CSI), SR and other information.
  • HARQ-ACK is a general term for positive acknowledgment (ACKnowledgment, ACK) and negative acknowledgment (Non-ACKnowledgment, NACK), which is used for physical downlink shared channel (Physical Downlink Shared Channel, PDSCH) or indicating semi-persistent scheduling (Semi-Persistent Scheduling, SPS) resource release PDCCH (also known as SPS PDSCH release) is fed back to inform the base station whether PDSCH or PDCCH indicating SPS PDSCH release is correctly received;
  • CSI is used to feedback downlink channel quality, thereby helping the base station to better perform downlink scheduling, For example, MCS selection is performed according to CSI, appropriate resource block (Resource Block, RB) resources are configured, etc.; SR is used to request the base station for PUSCH transmission resources carrying uplink services when the terminal needs
  • the time domain resources of DG PUSCH and CG PUSCH with different channel priorities collide on the same carrier, in one case: if the priority of DG PUSCH is relatively low, but the start time is relatively early, the When the priority is relatively high, but the starting time is relatively late, as shown in Figure 3, the data arrival time (t2) of the CG PUSCH may be later than the latest time (t1) that the MAC needs to send PDUs to the DG PUSCH.
  • the embodiments of the present application provide an uplink transmission method and apparatus to solve the problem of how to transmit two PUSCHs with different priorities and when the PUCCH and the PUSCH overlap in the time domain, the UCI on the PUCCH may not be transmitted normally. .
  • the method and the device are conceived based on the same application. Since the principles of the method and the device for solving the problem are similar, the implementation of the device and the method can be referred to each other, and repeated descriptions will not be repeated here.
  • an embodiment of the present application provides an uplink transmission method, which is applied to a terminal, and the method includes:
  • transmission on a certain carrier specifically refers to transmission on a certain bandwidth part (Bandwidth Part, BWP) defined by the carrier, for example, transmission on an activated BWP.
  • BWP Bandwidth Part
  • the start symbol of the first type of PUSCH is not earlier than a first predetermined time domain position.
  • the first type of uplink channel is a physical uplink control channel PUCCH
  • the second type of uplink channel is PUSCH
  • the first type of PUSCH PUSCH with corresponding PDCCH
  • the second type of PUSCH PUSCH without corresponding PDCCH, or CG PUSCH
  • the start symbol of a type of uplink channel is not earlier than the predetermined time domain position, so that the MAC layer can take into account the data transmission requirements of the high-priority CG PUSCH or the high-priority UCI transmission requirements to determine the delivery of PDUs to avoid high-priority PDUs.
  • the transmission of priority data or high-priority UCI is blocked, ensuring the transmission performance of high-priority data and UCI.
  • Mode 1 Determine the start symbol of the target uplink channel as the predetermined time domain position
  • Mode 3 In the case where the processing time of the first type of uplink channel is greater than the processing time of the target uplink channel, determine the second time domain position as the predetermined time domain position, wherein the second time domain position is the nearest symbol that satisfies a preset duration after the start symbol of the target uplink channel, and the preset duration is the difference between the processing time of the first type of uplink channel and the processing time of the target uplink channel .
  • the target uplink channel is: the second type of PUSCH.
  • determining that the target uplink channel is the second type of PUSCH further comprising:
  • the target uplink channel is: each of the multiple PUSCHs of the second type or a PUSCH with the earliest start symbol or a PUSCH with the latest start symbol; or ,
  • the PUSCH carrying the UCI from the PUCCH specifically refers to: when a PUCCH overlaps the PUSCH in the time domain, if no priority is defined, the multiplexing time condition (described above) is satisfied. Timeline), the UCI on the PUCCH will be transferred to a PUSCH for transmission, so that the PUCCH will not be transmitted; if the priority is defined, when the priority of the PUCCH is the same as the priority of the PUSCH, the multiplexing time condition is met , the UCI on this PUCCH will be transferred to a PUSCH for transmission, so that this PUCCH will not be transmitted.
  • the PUCCH that needs to transmit UCI on the PUSCH means that the UCI on the PUCCH is transferred to the PUCCH that is transmitted on the second type of PUSCH when the above conditions are met.
  • the first time domain position is the first predetermined time domain position, and the first time domain position is the The most recent symbol that satisfies the first duration before the start symbol of the second type of PUSCH, the first duration is the difference between the processing time of the first type of PUSCH and the processing time of the second type of PUSCH;
  • the PUSCH of the second type carries UCI from the PUCCH
  • the PUSCH of the second type is selected for transmission.
  • the uplink channel of the first type is PUCCH and the uplink channel of the second type is PUSCH
  • One for transmission including:
  • the selected one is used to carry the PUSCH of the UCI, and the UCI on the PUCCH is transmitted on the selected PUSCH, and the PUCCH is not transmitted.
  • the PUSCH carrying aperiodic CSI is preferentially selected, if both DG PUSCH and CG exist PUSCH, DG PUSCH is preferred.
  • A-CSI aperiodic CSI
  • the PUSCH on the carrier with the lower carrier number is preferentially selected. If there are multiple PUSCHs that do not overlap in the time domain on the selected carrier If it overlaps with PUCCH, the earliest PUSCH is selected.
  • the priority of the first type of PUSCH is not higher than the priority of the second type of PUSCH.
  • the first type of uplink channel is PUCCH and the second type of uplink channel is PUSCH, it further includes at least one of the following:
  • the priority of the PUCCH is the same as the priority of the PUSCH;
  • the PUCCH carries a first type of UCI, where the first type of UCI includes at least one of HARQ-ACK and CSI;
  • the PUSCH is at least one of a PUSCH with a corresponding PDCCH, a PUSCH without a corresponding PDCCH, and a CG PUSCH;
  • the uplink transmission method in this embodiment of the present application further includes:
  • the start symbol of the first type of uplink channel is earlier than the predetermined time domain position, determine a scheduling error and do not perform any processing; or, select the first type of uplink channel and the second type of uplink channel Any type of channel for transmission.
  • the first type of uplink channel and the second type of uplink channel overlap in the time domain it is first determined whether the start symbol of the first type of uplink channel is not earlier than the predetermined time domain position, when the judgment is negative, it is determined that the scheduling is wrong, and no processing is performed; or, any one of the uplink channel of the first type and the uplink channel of the second type is selected for transmission.
  • the first type of PUSCH PUSCH with corresponding PDCCH
  • the second type of PUSCH PUSCH without corresponding PDCCH, or CG PUSCH
  • the start symbol of a type of uplink channel is not earlier than the predetermined time domain position, so that the MAC layer can take into account the data transmission requirements of the high-priority CG PUSCH or the high-priority UCI transmission requirements to determine the delivery of PDUs to avoid high-priority PDUs.
  • the transmission of priority data or high-priority UCI is blocked, ensuring the transmission performance of high-priority data and UCI.
  • the PUCCH and PUSCH of the same priority overlap it is determined that the starting point of the PUCCH is not earlier than the predetermined time domain position, which can ensure that it is possible to know whether there is a PDU on the PUSCH before deciding whether to prepare the PUCCH, so as to decide whether to transmit the UCI on the PUCCH.
  • UCI is dropped after being transferred to PUSCH.
  • an embodiment of the present application provides an uplink transmission method, which is applied to a network device.
  • the network device may specifically be a base station, and the method includes:
  • Step 701 In the case that the uplink channel of the first type and the uplink channel of the second type overlap in the time domain, determine that the start symbol of the uplink channel of the first type is not earlier than a predetermined time domain position;
  • the first type of uplink channel is the first type of physical uplink shared channel PUSCH
  • the second type of uplink channel is the second type of PUSCH
  • the first type of PUSCH and the second type of PUSCH are on the same carrier transmission
  • the first type of PUSCH is a PUSCH with a corresponding physical downlink control channel PDCCH or a PUSCH without a corresponding PDCCH or a configuration grant CG PUSCH
  • the second type of PUSCH is a PUSCH without a corresponding PDCCH or the second type of PUSCH
  • Class PUSCH is the configuration license CG PUSCH;
  • the first type of uplink channel is a physical uplink control channel PUCCH
  • the second type of uplink channel is PUSCH.
  • scheduling ensures that the start symbol of the first type of uplink channel is not earlier than a predetermined time domain position
  • the PUCCH and the PUSCH may be transmitted on the same or different carriers.
  • transmission on a certain carrier specifically refers to transmission on a certain bandwidth part (Bandwidth Part, BWP) defined by the carrier, for example, transmission on an activated BWP.
  • BWP Bandwidth Part
  • determining that the start symbol of the first type of uplink channel is not earlier than a predetermined time domain position including:
  • the start symbol of the first type of PUSCH is not earlier than a first predetermined time domain position.
  • the first type of uplink channel is a physical uplink control channel PUCCH
  • the second type of uplink channel is PUSCH
  • determining that the start symbol of the first type of uplink channel is not earlier than a predetermined time domain position including:
  • scheduling ensures that the start symbol of the PUCCH is not earlier than a second predetermined time domain position.
  • the PUCCH and PUSCH of the same priority overlap it is determined that the starting point of the PUCCH is not earlier than the predetermined time domain position, which can ensure that it is possible to know whether there is a PDU on the PUSCH before deciding whether to prepare the PUCCH, so as to decide whether to transmit the UCI on the PUCCH.
  • UCI is dropped after being transferred to PUSCH.
  • the predetermined time domain position is determined by one of the following methods:
  • Mode 1 Determine the start symbol of the target uplink channel as the predetermined time domain position
  • Manner 2 In the case where the processing time of the first type of uplink channel is less than the processing time of the target uplink channel, determine that the first time domain position is the predetermined time domain position, and the first time domain position is the target The most recent symbol that satisfies a preset duration before the start symbol of the uplink channel, and the preset duration is the difference between the processing time of the target uplink channel and the processing time of the first type of uplink channel;
  • Mode 3 In the case where the processing time of the first type of uplink channel is greater than the processing time of the target uplink channel, determine the second time domain position as the predetermined time domain position, wherein the second time domain position is the nearest symbol that satisfies a preset duration after the start symbol of the target uplink channel, and the preset duration is the difference between the processing time of the first type of uplink channel and the processing time of the target uplink channel .
  • the target uplink channel is: the second type of PUSCH.
  • determining that the target uplink channel is the second type of PUSCH further comprising:
  • the target uplink channel is: each of the multiple PUSCHs of the second type or a PUSCH with the earliest start symbol or a PUSCH with the latest start symbol; or ,
  • the target uplink channel is the uplink channel with the earliest start symbol among the second type of PUSCH and the PUCCH that needs to transmit UCI on the second type of PUSCH.
  • the target uplink channel is: selected for transmission in the PUSCH that overlaps with the PUCCH in the time domain
  • predetermined time domain position in the embodiment of the present application is the same as the predetermined time domain position in the above-mentioned embodiment applied to the terminal side, and details are not repeated here.
  • the uplink transmission method in this embodiment of the present application further includes:
  • the reception is performed according to a predetermined rule.
  • the receiving according to a predetermined rule includes:
  • the second type of PUSCH carries UCI from the PUCCH
  • the second type of PUSCH is selected to be received.
  • the receiving according to predetermined rules includes:
  • the PUCCH is detected first, and when the PUCCH is detected, it is determined that the PUSCH does not need to be detected, otherwise, the PUSCH is detected.
  • the priority of the first type of PUSCH is lower than the priority of the second type of PUSCH; or,
  • the priority of the first type of PUSCH is not higher than the priority of the second type of PUSCH.
  • the first type of uplink channel is PUCCH and the second type of uplink channel is PUSCH, it further includes at least one of the following manners:
  • the priority of the PUCCH is the same as the priority of the PUSCH;
  • the PUCCH carries a first type of UCI, where the first type of UCI includes at least one of HARQ-ACK and CSI;
  • the PUSCH is at least one of a PUSCH with a corresponding PDCCH, a PUSCH without a corresponding PDCCH, and a CG PUSCH;
  • the PUSCH is configured to enable the uplink skipping function.
  • the first type of PUSCH PUSCH with corresponding PDCCH
  • the second type of PUSCH PUSCH without corresponding PDCCH, or CG PUSCH
  • the start symbol of a type of uplink channel is not earlier than the predetermined time domain position, so that the MAC layer can take into account the data transmission requirements of the high-priority CG PUSCH or the high-priority UCI transmission requirements to determine the delivery of PDUs to avoid high-priority PDUs.
  • the transmission of priority data or high-priority UCI is blocked, ensuring the transmission performance of high-priority data and UCI.
  • the PUCCH and PUSCH of the same priority overlap it is determined that the starting point of the PUCCH is not earlier than the predetermined time domain position, which can ensure that it is possible to know whether there is a PDU on the PUSCH before deciding whether to prepare the PUCCH, so as to decide whether to transmit the UCI on the PUCCH.
  • UCI is dropped after being transferred to PUSCH.
  • Embodiment 1 Suppose the terminal is configured with a CG PUSCH transmission on a carrier, and the physical layer priority corresponding to this CG PUSCH is a high priority, assuming that the terminal receives a PDCCH carrying an uplink scheduling grant (UL grant), Scheduling to transmit a Dynamic Grant (DG) PUSCH on this carrier, and the time domain resources of this DG PUSCH overlap with the time domain resources of CG PUSCH, and the physical layer priority corresponding to this DG PUSCH is low priority;
  • UL grant uplink scheduling grant
  • DG Dynamic Grant
  • T2 CG is a time determined according to the transmission parameters of the CG PUSCH
  • the time-domain overlapping scheduling between the DG PUSCH and the CG PUSCH scheduled by the PDCCH is a reasonable scheduling.
  • the PDU sent to the physical layer according to the MAC is the corresponding
  • the DG PUSCH is still the PDU corresponding to the CG PUSCH.
  • one PUSCH that has obtained the PDU is selected for transmission, and the other PUSCH that has not obtained the PDU is not transmitted; among them, t1 indicates the latest time for the MAC to send the PDU to the DG PUSCH.
  • Time point, t2 represents the time when the CG PUSCH data arrives, and t3 represents the latest time when the MAC sends the PDU to the CG PUSCH;
  • the MAC can send the PDU to the DG PUSCH and not send the PDU to the CG PSUCH , then the terminal transmits the DG PUSCH and does not transmit the CG PUSCH; wherein, the MAC sends the PDU to the DG PUSCH at time t1, and when no data arrives at the time t3, the MAC does not send the PDU to the CG PUSCH;
  • the MAC can send a PDU to the CG PUSCH, if the PDU is not sent to the DG PUSCH, the terminal transmits the CG PUSCH and does not transmit the DG PUSCH; the MAC does not send the PDU to the DG PUSCH at the time t1, the CG PUSCH data arrives at the time t2, and the MAC sends the PDU to the CG at the time t3.
  • PUSCH
  • the end time of the PDCCH is not later than the T2 CG time before the start time of the CG PUSCH, where the T2 CG is a time determined according to the transmission parameters of the CG PUSCH;
  • the basic sizes of T2 DG and T2 CG are the same and the start symbol of DG PUSCH is the same as that of CG PUSCH.
  • the value is calculated from the transmission configuration of CG PUSCH, so there may be some differences due to different transmission parameters or configurations of DG and CG, such as when the symbol lengths occupied by DG and CG are different, etc. If the two are different but the difference is very small, consider The time when the MAC sends PDUs is not absolutely controlled to T2, to a certain extent, it can still ensure that it decides how to send PDUs at the same time;
  • T2 DG is less than T2 CG
  • time t1 is not earlier than time t3
  • time t3 it is always guaranteed to wait until the latest high
  • the time at which the CG PUSCH with the priority sends PDUs depends on whether there is high-priority data to decide which PDU to send.
  • the DG can be further relaxed, that is, the starting position of the DG PUSCH can be no earlier than the CG PUSCH (T2 CG - T2 DG ) time, as shown in Figure 11, at this time, it can still be guaranteed that the time t1 will not be ahead of the time t3, then if no high-priority data arrives at the time t3, you can send the PDU to the DG PUSCH after the time t3, If high-priority data arrives, a PDU can be sent to the CG, where t1 represents the latest time when the MAC sends a PDU to the DG PUSCH, t2 represents the time when the CG PUSCH data arrives, and t3 represents the latest time when the MAC sends a PDU to the CG PUSCH. late time
  • the base station can control the starting point of DG PUSCH to lag behind the starting point of CG PUSCH for a certain time, for example, the interval between the starting point of DG PUSCH and the starting point of CG PUSCH is not less than (T2 DG - T2 CG ) time, so as to ensure that time t1 will not be ahead of time t3, as shown in Figure 12, where t1 represents the latest time when MAC sends PDU to DG PUSCH, t2 represents the time when CG PUSCH data arrives, and t3 represents MAC sending The latest time point of PDU to CG PUSCH;
  • Embodiment 2 Based on the above Embodiment 1, it is assumed that there is also a PUCCH corresponding to a high priority of the physical layer that overlaps with the CG PUSCH, and according to the multiplexing transmission rules when the PUCCH and PUSCH of the same priority overlap, the DL grant corresponding to the PUCCH and the CG PUSCH overlap.
  • the channel with the earliest starting point between PUCCH and CG PUSCH satisfies the time interval of not less than T2mux, and the PDSCH scheduled by DL grant (that is, the PDSCH corresponding to the transmission of HARQ-ACK on PUCCH) and the starting point between PUCCH and CG PUSCH
  • the earliest channels meet the time interval of not less than T1mux, in which T1mux determines the processing time according to the relevant configuration and parameters of PDSCH, DL grant and PUCCH, and is used to simulate the preparation time of UCI transmission.
  • T2mux is based on CG PUSCH, PUCCH,
  • the relevant configuration and parameters of the UL grant and the DL grant determine the processing time, which is used to simulate the preparation time of the PUSCH transmission carrying the UCI transmission; the T2mux here is different from the T2 corresponding to the interval between the PDCCH of the scheduling DG and the start symbol of the CG PUSCH (This T2 only focuses on the configuration and parameters of the CG PUSCH transmission itself, and does not consider the relevant configuration and parameters of the UCI multiplexed and transmitted, that is, does not consider the relevant configuration and parameters of the PUCCH), the specific T1mux and T2mux and The calculation method of T2 is defined in the related art, and will not be repeated here.
  • the time-domain overlapping scheduling between the DG PUSCH and the CG PUSCH scheduled by the PDCCH is a reasonable scheduling.
  • the time when the MAC decides to send a PDU to the DG PUSCH (t1) is always not early.
  • the MAC can decide whether to send PDUs to the CG PUSCH first according to whether there is UCI transmission on the CG.
  • t1 represents the latest time point when MAC sends PDU to DG PUSCH
  • t2 represents the time point when CG PUSCH data arrives
  • t3 represents the latest time point when MAC sends PDU to CG PUSCH
  • t4 represents decision UCI The point in time of transmission on PUSCH.
  • the MAC determines that there is UCI to be multiplexed and transmitted on the CG PUSCH at time t4, because the time t4 is always not later than the time t1, the MAC can always determine the CG PUSCH before deciding whether to send a PDU to the DG PUSCH. Whether there is a high-priority UCI transmission, if there is, regardless of whether the data corresponding to the CG PUSCH arrives before time t3, the MAC can send the PDU corresponding to the CG PUSCH to the physical layer no later than time t3, so as to ensure that the UCI can be transmitted in the CG PUSCH.
  • the terminal transmits the CG PUSCH and does not transmit the DG PUSCH; as shown in Figure 14, the MAC does not send the PDU to the DG PUSCH at the time t1, and sends the PDU to the CG PUSCH at the time t3;
  • the starting point of DG PUSCH is always required according to the starting point of CG PUSCH.
  • the target channel in the high-priority channel that is, the earliest PUCCH channel
  • can provide DG with greater flexibility in scheduling that is, Even if the start time of DG PUSCH is ahead of the start time of CG PUSCH, as long as it is not ahead of the start time of the target channel PUCCH, it can always ensure that time t1 is not earlier than time t4, so as to ensure that the time before DG PDU is sent at time t1 It can be judged that there are high-priority UCIs to be transmitted on the CG;
  • the end time of the PDCCH is not later than the T2 CG time before the start time of the CG PUSCH, where the T2 CG is a time determined according to the transmission parameters of the CG PUSCH;
  • the base station can judge to always receive the CG based on the DL grant sent, this is because if the base station The DL grant is sent, and according to the same multiplexing transmission rules as the terminal side, it is judged that the multiplexing transmission conditions are satisfied between the PUCCH and the CG PUSCH with the same priority, so that it is determined that the UCI on the PUCCH will be transferred to the CG PUSCH for transmission, then It can be determined that the CG PUSCH is necessarily transmitted by the terminal (unless the terminal loses the DL grant).
  • the base station when the base station sends the DL grant, it can preferentially receive the CG PUSCH and obtain UCI on the CG PUSCH at the same time; if not received, the base station can It is judged that the DL grant on the terminal side has lost packets, so as to resend the DL grant to schedule PDSCH retransmission.
  • the base station can also further try to receive information on the DG PUSCH.
  • the base station can also not try further DG PUSCH.
  • Embodiment 1 Another implementation method, when directly considering that there may be DL grant packet loss, is the case of Embodiment 1, then the base station cannot determine whether there is data to be transmitted on the terminal side of the DG and CG PUSCH, so the base station cannot expect the terminal. The base station needs to try to receive the PUSCH on both the CG and DG PUSCH resources, which PDU is sent to the terminal by the MAC, and which PUSCH is transmitted by the terminal can be judged by which one is received;
  • PUCCH and PUSCH may be on the same carrier or on a different carrier; similar to Embodiment 1, in Embodiment 2, the size of T2mux and T2 DG are the same, and when PUCCH is used as the target channel, the starting point of PUCCH and DG PUCCH
  • the starting point of PUCCH and DG PUCCH For the same example, as long as the starting point of DG PUSCH does not exceed the starting point of PUCCH, for example, it lags behind the starting point of PUCCH, it can satisfy that MAC can refer to whether there is UCI transmission on CG PUSCH to decide which PDU to send; It is calculated according to different parameter configurations, and its value may also be different.
  • T2mux is greater than or less than T2 DG .
  • it can be determined as shown in Embodiment 1.
  • the starting point of DG PUSCH is not earlier than Ts or not before the starting point of PUCCH.
  • the first symbol of the interval Ts after the starting point of the PUCCH may be later than the first symbol of the interval Ts, where Ts is the difference between T2mux and T2 DG , and details are not repeated here.
  • Embodiment 2 only the time domain overlap of DG PUSCH and CG PUSCH on the same carrier is taken as an example. If two CG PUSCH overlap in the time domain on the same carrier, the above method is also applicable. Repeat.
  • Embodiment 3 Suppose the terminal schedules a DG PUSCH1 transmission on carrier 1 through the PDCCH carrying the UL grant, and schedules a DG PUSCH2 transmission on carrier 2 through the PDCCH carrying the UL grant, and both PUSCH1 and PUSCH2 are associated with a HARQ-
  • the PUCCHs of ACK overlap, and the physical layer priorities corresponding to the two DG PUSCHs and PUCCHs are the same, and both DG PUSCHs are configured to enable UL skipping, that is, if there is no data transmission, the MAC may not generate PDUs for the DG PUSCH;
  • T1mux and T2mux Determine whether the scheduling of the two DG PUSCH and PUCCH satisfies T1mux and T2mux, that is, the interval between the DL grant and the UL grant and the channel starting point of the earliest channel in the overlapping PUSCH1, PUSCH2 and PUCCH is not less than T2mux, and the PDSCH and the overlapping
  • the interval between the channel start points of the earliest channel in PUSCH1, PUSCH2 and PUCCH is not less than T1mux. If it is judged to be satisfied, it is considered to satisfy the timeline of multiplexing transmission of PUCCH and PUSCH in the related art, so the current overlapping situation is valid. not mis-scheduling;
  • the target PUSCH can be a PUSCH selected according to a predetermined rule that carries HARQ-ACK on the PUCCH, for example, because neither of the two PUSCHs carries A- CSI, and both PUSCHs are DG PUSCHs, the PUSCH on the carrier with the smaller carrier number is selected as the PUSCH carrying the UCI, that is, PUSCH1 is the target PUSCH; when it is judged to be yes, it is considered that the time domain between the PUCCH and the PUSCH overlaps Scheduling is a reasonable scheduling.
  • the MAC does not send the PDU to the DG PUSCH1. If the PDU sent by the MAC to the DG PUSCH1 is not received, it is judged that the DG PUSCH1 has no PDU, so it is determined that the UCI is transmitted on the PUCCH, and the PUSCH1 is not transmitted. In this way, in order to avoid the overlap between the PUSCH2 and the PUCCH, the MAC cannot send the PDU to the PUSCH, as shown in Figure 15.
  • t1 represents the latest time when the MAC sends PDUs to PUSCH1
  • t2 represents the latest time to start preparing PUCCH
  • t3 represents the latest time when the MAC sends PDUs to PUSCH2
  • the MAC can choose to send padding PDUs to PUSCH1 to ensure that PDUs can also be sent to PUSCH2;
  • the MAC determines that there is data corresponding to transmission on DG PUSCH1 at the time of T2 time before the starting point of DG PUSCH or even before the time of T2 time (time t1 or before t1), then the MAC can send a PDU to DG PUSCH1, then The terminal determines not to transmit PUCCH, and transmits UCI on PUCCH on PUSCH1, and whether PUSCH2 is transmitted at this time does not affect the transmission of UCI. If it is determined that data is transmitted on PUSCH2 before time t3, the MAC can send PDU to PUSCH2, then the terminal When PUSCH1 carrying UCI is transmitted on carrier 1, PUSCH2 can also be transmitted on carrier 2.
  • PUSCH1 As shown in Figure 16, where t1 represents the latest time point when MAC sends PDU to PUSCH1, t2 represents the latest time point when PUCCH is prepared at the latest, and t3 represents the latest time point when MAC sends PDU to PUSCH2;
  • the interval between DL grant and UL grant and the channel starting point of the earliest channel in the overlapping PUSCH1, PUSCH2 and PUCCH is not less than T2mux, and the PDSCH and the overlapping PUSCH1, PUSCH2 and PUCCH are not less than T2mux.
  • the interval between the starting points of the earliest channels of the channel is not less than T1mux, that is, to meet the timeline of PUCCH and PUSCH multiplexing transmission;
  • scheduling PUCCH transmission when scheduling PUCCH transmission, ensure that the start time of PUCCH is not earlier than the start time of the target PUSCH Start time; the definition of the target PUSCH can be consistent with the definition of the terminal;
  • the base station In the case of scheduling that satisfies the above two conditions, it can be considered as a reasonable overlapping scenario, but since the base station does not know whether there is data to transmit on the PUSCH on the terminal side, the base station cannot predict which PDU the terminal's MAC sends to the terminal. , the base station needs to try to receive on both the PUCCH and PUSCH resources. If the PUCCH is not received, it can be judged that the UCI must be transmitted on a certain PUSCH, which corresponds to the behavior of the terminal side.
  • the terminal determines that there is at least one PUSCH with a PDU, If the PUSCH containing the PDU is selected to transmit UCI, the base station needs to blindly check which of the two PUSCHs carries the UCI. If the terminal always selects the PUSCH that carries the UCI according to the current selection rules, it is always assumed that the UCI is transmitted on PUSCH1.
  • the base station can directly detect UCI on PUSCH1, while PUSCH2 needs to blindly detect whether there is data transmission;
  • the target PUSCH can also be these two PUSCHs, and the start time of the PUCCH cannot be earlier than the start time of each PUSCH, as shown in Figure 17.
  • the preparation time t2 of the PUCCH is the latest.
  • UCI can be selected.
  • the base station does not know which PUSCH has no PDU, it needs to blindly check which of the two PUSCHs has transmission, and collect UCI on the PUSCH that has transmission; it is also possible to select the carrier according to the related art.
  • PUSCH1 on 1 carries UCI, if there is PDU on PUSCH on carrier 2, MAC needs to send PDU to PUSCH1 on carrier 1 as well.
  • the PUSCH will transmit data, and UCI is always transmitted on the PUSCH selected according to the predetermined rules.
  • the base station only needs to detect whether there is PUCCH transmission first. If there is no PUCCH transmission, it can be sure that the UCI must be transmitted on PUSCH1 to avoid different PUSCH transmission. Blindly check UCI;
  • T2 and T1 in the above-mentioned Embodiment 3 may be different. In fact, it is more general.
  • the starting point of the PUCCH and the starting point of the target PUSCH can be adjusted according to the difference between the two time lengths. The starting point must be later than the starting point of the target PUSCH; if T2 is less than T1, as long as the starting point of the PUCCH does not exceed the starting point of the target PUSCH, it is always guaranteed that the time t2 is not earlier than the time t1, so it is always guaranteed to wait until the target is determined. Whether there is a PDU on the PUSCH, then decide whether to prepare for PUCCH transmission.
  • the PUCCH can be further relaxed, that is, the starting position of the PUCCH can be no earlier than the time before the target PUSCH (T2-T1). It will be ahead of time t1; if T2 is greater than T1, the starting point of PUCCH can be controlled by the base station to lag behind the starting point of target PUSCH for a certain time, for example, the interval between the starting point of PUCCH and the starting point of target PUSCH is not less than (T2-T1) time, thus It is guaranteed that time t2 will not be ahead of time t1;
  • Embodiment 3 it is similar to replace one or more of the DG PUSCHs with the CG PUSCHs.
  • the above Only take two PUSCH and PUCCH overlapping as an example, if only one PUSCH and PUCCH overlap, or more PUSCH and PUCCH overlap, the above method is also applicable, and details are not repeated; if PUCCH does not have a corresponding DL grant, it needs to pass a reasonable
  • the scheduling of the DG PUSCH overlapping with the PUCCH realizes the requirements of the above-mentioned starting symbols. If the PUSCH does not have an UL grant, the resources of the CG PUSCH and PUCCH are configured through high-level signaling to ensure the requirements of the above-mentioned starting symbols;
  • PDSCH transmission can also be replaced by PDCCH indicating SPS resource release, and the execution process is the same as above; the above only takes HARQ-ACK as UCI as an example, other UCIs such as CSI, SR or various UCI combinations, The same is true if transmission on CG PUSCH is supported.
  • the first type of PUSCH PUSCH with corresponding PDCCH
  • the second type of PUSCH PUSCH without corresponding PDCCH, or CG PUSCH
  • the start symbol of a type of uplink channel is not earlier than the predetermined time domain position, so that the MAC layer can take into account the data transmission requirements of the high-priority CG PUSCH or the high-priority UCI transmission requirements to determine the delivery of PDUs to avoid high-priority PDUs.
  • the transmission of priority data or high-priority UCI is blocked, ensuring the transmission performance of high-priority data and UCI.
  • the PUCCH and PUSCH of the same priority overlap it is determined that the starting point of the PUCCH is not earlier than the predetermined time domain position, which can ensure that it is possible to know whether there is a PDU on the PUSCH before deciding whether to prepare the PUCCH, so as to decide whether to transmit the UCI on the PUCCH.
  • UCI is dropped after being transferred to PUSCH.
  • an embodiment of the present application further provides an uplink transmission apparatus, which is applied to a terminal, including a memory 1820, a transceiver 1800, and a processor 1810:
  • the memory 1820 is used to store computer programs; the transceiver 1800 is used to send and receive data under the control of the processor 1810; the processor 1810 is used to read the computer programs in the memory 1820 and perform the following operations:
  • the first type of uplink channel is the first type of physical uplink shared channel PUSCH
  • the second type of uplink channel is the second type of PUSCH
  • the first type of PUSCH and the second type of PUSCH are on the same carrier transmission
  • the first type of PUSCH is a PUSCH with a corresponding physical downlink control channel PDCCH or a PUSCH without a corresponding PDCCH or a configuration grant CG PUSCH
  • the second type of PUSCH is a PUSCH without a corresponding PDCCH or the second type of PUSCH
  • Class PUSCH is the configuration license CG PUSCH;
  • the first type of uplink channel is a physical uplink control channel PUCCH
  • the second type of uplink channel is PUSCH.
  • the bus architecture may include any number of interconnected buses and bridges, specifically one or more processors represented by processor 1810 and various circuits of memory represented by memory 1820 are linked together.
  • the bus architecture may also link together various other circuits, such as peripherals, voltage regulators, and power management circuits, which are well known in the art and, therefore, will not be described further herein.
  • the bus interface provides the interface.
  • Transceiver 1800 may be a number of elements, including a transmitter and a receiver, providing means for communicating with various other devices over transmission media including wireless channels, wired channels, fiber optic cables, and the like Transmission medium.
  • the user interface 1830 may also be an interface capable of externally connecting the required equipment, and the connected equipment includes but is not limited to a keypad, a display, a speaker, a microphone, a joystick, and the like.
  • the processor 1810 is responsible for managing the bus architecture and general processing, and the memory 1820 may store data used by the processor 1810 in performing operations.
  • the processor 1810 may be a CPU (central processor), an ASIC (Application Specific Integrated Circuit, an application-specific integrated circuit), an FPGA (Field-Programmable Gate Array, a field programmable gate array) or a CPLD (Complex Programmable Logic Device) , complex programmable logic devices), the processor can also use a multi-core architecture.
  • CPU central processor
  • ASIC Application Specific Integrated Circuit
  • FPGA Field-Programmable Gate Array
  • CPLD Complex Programmable Logic Device
  • complex programmable logic devices complex programmable logic devices
  • the processor is configured to execute any one of the methods provided in the embodiments of the present application according to the obtained executable instructions by invoking the computer program stored in the memory.
  • the processor and memory may also be physically separated.
  • the predetermined time domain position is determined by one of the following methods:
  • Mode 1 Determine the start symbol of the target uplink channel as the predetermined time domain position
  • Manner 2 In the case where the processing time of the first type of uplink channel is less than the processing time of the target uplink channel, determine that the first time domain position is the predetermined time domain position, and the first time domain position is the target The most recent symbol that satisfies a preset duration before the start symbol of the uplink channel, and the preset duration is the difference between the processing time of the target uplink channel and the processing time of the first type of uplink channel;
  • Mode 3 In the case where the processing time of the first type of uplink channel is greater than the processing time of the target uplink channel, determine the second time domain position as the predetermined time domain position, wherein the second time domain position is the nearest symbol that satisfies a preset duration after the start symbol of the target uplink channel, and the preset duration is the difference between the processing time of the first type of uplink channel and the processing time of the target uplink channel .
  • the target uplink channel is: the second type of PUSCH; or
  • the target uplink channel is: selected from the PUSCH that overlaps with the PUCCH in the time domain and then transmitted on the PUCCH
  • determining that the target uplink channel is the second type of PUSCH further comprising:
  • the target uplink channel is: each of the multiple PUSCHs of the second type or a PUSCH with the earliest start symbol or a PUSCH with the latest start symbol; or ,
  • the target uplink channel is the uplink channel with the earliest start symbol among the second type of PUSCH and the PUCCH that needs to transmit UCI on the second type of PUSCH.
  • the transceiver is further configured to perform the following operations:
  • the transceiver selects the first type of uplink channel and the One of the second types of uplink channels for transmission, including:
  • the PUSCH that has obtained the protocol data unit PDU or the transport block TB or the uplink shared channel UL-SCH is selected for transmission;
  • the PUSCH of the second type carries UCI from the PUCCH
  • the PUSCH of the second type is selected for transmission.
  • the transceiver selects the first type of uplink channel and the second type of uplink channel according to a predetermined rule.
  • one of the transmissions including:
  • the selected one is used to carry the PUSCH of the UCI, and the UCI on the PUCCH is transmitted on the selected PUSCH, and the PUCCH is not transmitted.
  • the priority of the first type of PUSCH is lower than the priority of the second type of PUSCH; or,
  • the priority of the first type of PUSCH is not higher than the priority of the second type of PUSCH.
  • the first type of uplink channel is PUCCH and the second type of uplink channel is PUSCH, it further includes at least one of the following:
  • the priority of the PUCCH is the same as the priority of the PUSCH;
  • the PUCCH carries a first type of UCI, where the first type of UCI includes at least one of HARQ-ACK and CSI;
  • the PUSCH is at least one of a PUSCH with a corresponding PDCCH, a PUSCH without a corresponding PDCCH, and a CG PUSCH;
  • the PUSCH is configured to enable an uplink skipping function.
  • the processor is further configured to perform the following operations:
  • the start symbol of the first type of uplink channel is earlier than the predetermined time domain position, determine a scheduling error and do not perform any processing; or, select the first type of uplink channel and the second type of uplink channel Any type of channel for transmission.
  • an embodiment of the present application further provides an uplink transmission apparatus, which is applied to network equipment, including a memory 1920, a transceiver 1900, and a processor 1910:
  • the memory 1920 is used to store computer programs; the transceiver 1900 is used to send and receive data under the control of the processor 1910; the processor 1910 is used to read the computer programs in the memory 1920 and perform the following operations:
  • the first type of uplink channel is the first type of physical uplink shared channel PUSCH
  • the second type of uplink channel is the second type of PUSCH
  • the first type of PUSCH and the second type of PUSCH are on the same carrier transmission
  • the first type of PUSCH is a PUSCH with a corresponding physical downlink control channel PDCCH or a PUSCH without a corresponding PDCCH or a configuration grant CG PUSCH
  • the second type of PUSCH is a PUSCH without a corresponding PDCCH or the second type of PUSCH
  • Class PUSCH is the configuration license CG PUSCH;
  • the first type of uplink channel is a physical uplink control channel PUCCH
  • the second type of uplink channel is PUSCH.
  • the bus architecture may include any number of interconnected buses and bridges, specifically one or more processors represented by processor 1910 and various circuits of memory represented by memory 1920 are linked together.
  • the bus architecture may also link together various other circuits, such as peripherals, voltage regulators, and power management circuits, which are well known in the art and, therefore, will not be described further herein.
  • the bus interface provides the interface.
  • Transceiver 1900 may be multiple elements, including a transmitter and a receiver, providing means for communicating with various other devices over transmission media including wireless channels, wired channels, fiber optic cables, and the like.
  • the processor 1910 is responsible for managing the bus architecture and general processing, and the memory 1920 may store data used by the processor 1910 in performing operations.
  • the processor 1910 may be a central processor (CPU), an application specific integrated circuit (ASIC), a field programmable gate array (FPGA) or a complex programmable logic device (Complex Programmable Logic Device). , CPLD), the processor can also use a multi-core architecture.
  • CPU central processor
  • ASIC application specific integrated circuit
  • FPGA field programmable gate array
  • CPLD complex programmable logic device
  • the predetermined time domain position is determined by one of the following methods:
  • Mode 1 Determine the start symbol of the target uplink channel as the predetermined time domain position
  • Manner 2 In the case where the processing time of the first type of uplink channel is less than the processing time of the target uplink channel, determine that the first time domain position is the predetermined time domain position, and the first time domain position is the target The most recent symbol that satisfies a preset duration before the start symbol of the uplink channel, and the preset duration is the difference between the processing time of the target uplink channel and the processing time of the first type of uplink channel;
  • Mode 3 In the case where the processing time of the first type of uplink channel is greater than the processing time of the target uplink channel, determine the second time domain position as the predetermined time domain position, wherein the second time domain position is the nearest symbol that satisfies a preset duration after the start symbol of the target uplink channel, and the preset duration is the difference between the processing time of the first type of uplink channel and the processing time of the target uplink channel .
  • the target uplink channel is: the second type of PUSCH; or
  • the target uplink channel is: selected from the PUSCH that overlaps with the PUCCH in the time domain and then transmitted on the PUCCH
  • determining that the target uplink channel is the second type of PUSCH further comprising:
  • the target uplink channel is: each of the multiple PUSCHs of the second type or a PUSCH with the earliest start symbol or a PUSCH with the latest start symbol; or ,
  • the target uplink channel is the uplink channel with the earliest start symbol among the second type of PUSCH and the PUCCH that needs to transmit UCI on the second type of PUSCH.
  • the transceiver is configured to perform the following operations:
  • the reception is performed according to a predetermined rule.
  • the transceiver performs reception according to predetermined rules, including:
  • the second type of PUSCH carries UCI from the PUCCH
  • the second type of PUSCH is selected to be received.
  • the receiving according to a predetermined rule includes:
  • the transceiver receives according to predetermined rules, including:
  • the PUCCH is detected first, and when the PUCCH is detected, it is determined that the PUSCH does not need to be detected, otherwise, the PUSCH is detected.
  • the priority of the first type of PUSCH is lower than the priority of the second type of PUSCH; or,
  • the priority of the first type of PUSCH is not higher than the priority of the second type of PUSCH.
  • the first type of uplink channel is PUCCH and the second type of uplink channel is PUSCH, it further includes at least one of the following manners:
  • the priority of the PUCCH is the same as the priority of the PUSCH;
  • the PUCCH carries a first type of UCI, where the first type of UCI includes at least one of HARQ-ACK and CSI;
  • the PUSCH is at least one of a PUSCH with a corresponding PDCCH, a PUSCH without a corresponding PDCCH, and a CG PUSCH;
  • the PUSCH is configured to enable an uplink skipping function.
  • an embodiment of the present application further provides an uplink transmission device, which is applied to a terminal, including:
  • a first determination module 2000 configured to determine that the start symbol of the first type of uplink channel is not earlier than a predetermined time domain position when the first type of uplink channel and the second type of uplink channel overlap in the time domain;
  • the first type of uplink channel is the first type of physical uplink shared channel PUSCH
  • the second type of uplink channel is the second type of PUSCH
  • the first type of PUSCH and the second type of PUSCH are on the same carrier transmission
  • the first type of PUSCH is a PUSCH with a corresponding physical downlink control channel PDCCH or a PUSCH without a corresponding PDCCH or a configuration grant CG PUSCH
  • the second type of PUSCH is a PUSCH without a corresponding PDCCH or the second type of PUSCH
  • Class PUSCH is the configuration license CG PUSCH;
  • the first type of uplink channel is a physical uplink control channel PUCCH
  • the second type of uplink channel is PUSCH.
  • the predetermined time domain position is determined by one of the following methods:
  • Mode 1 Determine the start symbol of the target uplink channel as the predetermined time domain position
  • Manner 2 In the case where the processing time of the first type of uplink channel is less than the processing time of the target uplink channel, determine that the first time domain position is the predetermined time domain position, and the first time domain position is the target The most recent symbol that satisfies a preset duration before the start symbol of the uplink channel, and the preset duration is the difference between the processing time of the target uplink channel and the processing time of the first type of uplink channel;
  • Mode 3 In the case where the processing time of the first type of uplink channel is greater than the processing time of the target uplink channel, determine the second time domain position as the predetermined time domain position, wherein the second time domain position is the nearest symbol that satisfies a preset duration after the start symbol of the target uplink channel, and the preset duration is the difference between the processing time of the first type of uplink channel and the processing time of the target uplink channel .
  • the target uplink channel is: the second type of PUSCH ;or
  • the target uplink channel is: selected from the PUSCH that overlaps with the PUCCH in the time domain and then transmitted on the PUCCH
  • the target uplink channel is the second type of PUSCH , which further includes:
  • the target uplink channel is: each of the multiple PUSCHs of the second type or a PUSCH with the earliest start symbol or a PUSCH with the latest start symbol; or ,
  • the target uplink channel is the uplink channel with the earliest start symbol among the second type of PUSCH and the PUCCH that needs to transmit UCI on the second type of PUSCH.
  • a first transmission module configured to select the first type of uplink channel and the second type of uplink channel according to a predetermined rule under the condition that the start symbol of the first type of uplink channel is determined not to be earlier than the predetermined time domain position One of the upstream channels for transmission.
  • the first transmission module is used to In the class PUSCH and the second class PUSCH, the PUSCH that has obtained the protocol data unit PDU or the transport block TB or the uplink shared channel UL-SCH is selected for transmission;
  • the PUSCH of the second type carries UCI from the PUCCH
  • the PUSCH of the second type is selected for transmission.
  • the first transmission module when the first type of uplink channel is PUCCH and the second type of uplink channel is PUSCH, the first transmission module is configured to be used when all the uplink channels exist in the time domain with the PUCCH When no PDU, TB or UL-SCH is obtained for the overlapping PUSCH, UCI is transmitted on the PUCCH, and PUSCH is not transmitted; otherwise, among the at least one first target PUSCH, a first target PUSCH for carrying UCI is selected, and transmit the UCI on the PUCCH on the selected first target PUSCH, and do not transmit the PUCCH, wherein the first target PUSCH overlaps with the PUCCH in the time domain and obtains a PDU or TB or UL -PUSCH of SCH;
  • the selected one is used to carry the PUSCH of the UCI, and the UCI on the PUCCH is transmitted on the selected PUSCH, and the PUCCH is not transmitted.
  • the priority of the first type of PUSCH is lower than the priority of the second type of PUSCH;
  • the priority of the first type of PUSCH is not higher than the priority of the second type of PUSCH.
  • the uplink transmission apparatus when the first type of uplink channel is PUCCH and the second type of uplink channel is PUSCH, further includes at least one of the following:
  • the priority of the PUCCH is the same as the priority of the PUSCH;
  • the PUCCH carries a first type of UCI, where the first type of UCI includes at least one of HARQ-ACK and CSI;
  • the PUSCH is at least one of a PUSCH with a corresponding PDCCH, a PUSCH without a corresponding PDCCH, and a CG PUSCH;
  • the PUSCH is configured to enable an uplink skipping function.
  • an embodiment of the present application also provides an uplink transmission apparatus, which is applied to network equipment, including:
  • a second determining module 2100 configured to determine that the start symbol of the first type of uplink channel is not earlier than a predetermined time domain position when the first type of uplink channel and the second type of uplink channel overlap in the time domain;
  • the first type of uplink channel is the first type of physical uplink shared channel PUSCH
  • the second type of uplink channel is the second type of PUSCH
  • the first type of PUSCH and the second type of PUSCH are on the same carrier transmission
  • the first type of PUSCH is a PUSCH with a corresponding physical downlink control channel PDCCH or a PUSCH without a corresponding PDCCH or a configuration grant CG PUSCH
  • the second type of PUSCH is a PUSCH without a corresponding PDCCH or the second type of PUSCH
  • Class PUSCH is the configuration license CG PUSCH;
  • the first type of uplink channel is a physical uplink control channel PUCCH
  • the second type of uplink channel is PUSCH.
  • the predetermined time domain position is determined by one of the following methods:
  • Mode 1 Determine the start symbol of the target uplink channel as the predetermined time domain position
  • Manner 2 In the case where the processing time of the first type of uplink channel is less than the processing time of the target uplink channel, determine that the first time domain position is the predetermined time domain position, and the first time domain position is the target The most recent symbol that satisfies a preset duration before the start symbol of the uplink channel, and the preset duration is the difference between the processing time of the target uplink channel and the processing time of the first type of uplink channel;
  • Mode 3 In the case where the processing time of the first type of uplink channel is greater than the processing time of the target uplink channel, determine the second time domain position as the predetermined time domain position, wherein the second time domain position is the nearest symbol that satisfies a preset duration after the start symbol of the target uplink channel, and the preset duration is the difference between the processing time of the first type of uplink channel and the processing time of the target uplink channel .
  • the target uplink channel is: the second type of PUSCH ;or
  • the target uplink channel is: selected from the PUSCH that overlaps with the PUCCH in the time domain and then transmitted on the PUCCH
  • the target uplink channel is the second type of PUSCH , which further includes:
  • the target uplink channel is: each of the multiple PUSCHs of the second type or a PUSCH with the earliest start symbol or a PUSCH with the latest start symbol; or ,
  • the target uplink channel is the uplink channel with the earliest start symbol among the second type of PUSCH and the PUCCH that needs to transmit UCI on the second type of PUSCH.
  • a first receiving module configured to receive according to a predetermined rule under the condition that the start symbol of the first type of uplink channel is determined not to be earlier than the predetermined time domain position.
  • the first receiving module is configured to Blind detection is performed between the class PUSCH and the second class PUSCH;
  • the second type of PUSCH carries UCI from the PUCCH
  • the second type of PUSCH is selected to be received.
  • the first receiving module is configured to perform blind detection between the PUCCH and the PUSCH;
  • the PUCCH is detected first, and when the PUCCH is detected, it is determined that the PUSCH does not need to be detected, otherwise, the PUSCH is detected.
  • the priority of the first type of PUSCH is lower than the priority of the second type of PUSCH;
  • the priority of the first type of PUSCH is not higher than the priority of the second type of PUSCH.
  • the uplink transmission apparatus of the embodiment of the present application when the first type of uplink channel is PUCCH and the second type of uplink channel is PUSCH, further includes at least one of the following manners:
  • the priority of the PUCCH is the same as the priority of the PUSCH;
  • the PUCCH carries a first type of UCI, where the first type of UCI includes at least one of HARQ-ACK and CSI;
  • the PUSCH is at least one of a PUSCH with a corresponding PDCCH, a PUSCH without a corresponding PDCCH, and a CG PUSCH;
  • the PUSCH is configured to enable an uplink skipping function.
  • each functional unit in each embodiment of the present application may be integrated into one processing unit, or each unit may exist physically alone, or two or more units may be integrated into one unit.
  • the above-mentioned integrated units may be implemented in the form of hardware, or may be implemented in the form of software functional units.
  • the integrated unit is implemented in the form of a software functional unit and sold or used as an independent product, it may be stored in a processor-readable storage medium.
  • the technical solution of the present application can be embodied in the form of a software product in essence, or the part that contributes to the related technology, or all or part of the technical solution, and the computer software product is stored in a storage medium.
  • a computer device which may be a personal computer, a server, or a network device, etc.
  • a processor processor
  • the aforementioned storage medium includes: U disk, mobile hard disk, read-only memory (Read-Only Memory, ROM), random access memory (Random Access Memory, RAM), magnetic disk or optical disk and other media that can store program codes .
  • a processor-readable storage medium stores program instructions, and the program instructions are used to cause the processor to perform the following steps:
  • the first type of uplink channel is the first type of physical uplink shared channel PUSCH
  • the second type of uplink channel is the second type of PUSCH
  • the first type of PUSCH and the second type of PUSCH are on the same carrier transmission
  • the first type of PUSCH is a PUSCH with a corresponding physical downlink control channel PDCCH or a PUSCH without a corresponding PDCCH or a configuration grant CG PUSCH
  • the second type of PUSCH is a PUSCH without a corresponding PDCCH or the second type of PUSCH
  • Class PUSCH is the configuration license CG PUSCH;
  • the first type of uplink channel is a physical uplink control channel PUCCH
  • the second type of uplink channel is PUSCH.
  • the terminal device involved in the embodiments of the present application may be a device that provides voice and/or data connectivity to a user, a handheld device with a wireless connection function, or other processing device connected to a wireless modem.
  • the name of the terminal device may be different.
  • the terminal device may be called user equipment (User Equipment, UE).
  • Wireless terminal equipment can communicate with one or more core networks (Core Network, CN) via a radio access network (Radio Access Network, RAN).
  • RAN Radio Access Network
  • "telephone) and computers with mobile terminal equipment eg portable, pocket-sized, hand-held, computer-built or vehicle-mounted mobile devices, which exchange language and/or data with the radio access network.
  • Wireless terminal equipment may also be referred to as system, subscriber unit, subscriber station, mobile station, mobile station, remote station, access point , a remote terminal device (remote terminal), an access terminal device (access terminal), a user terminal device (user terminal), a user agent (user agent), and a user device (user device), which are not limited in the embodiments of the present application.
  • the network device involved in the embodiments of the present application may be a base station, and the base station may include a plurality of cells providing services for the terminal.
  • the base station may also be called an access point, or may be a device in the access network that communicates with wireless terminal equipment through one or more sectors on the air interface, or other names.
  • the network device can be used to exchange received air frames with Internet Protocol (IP) packets, and act as a router between the wireless terminal device and the rest of the access network, which can include the Internet. Protocol (IP) communication network.
  • IP Internet Protocol
  • the network devices may also coordinate attribute management for the air interface.
  • the network device involved in this embodiment of the present application may be a network device (Base Transceiver Station, BTS) in the Global System for Mobile Communications (GSM) or Code Division Multiple Access (Code Division Multiple Access, CDMA). ), it can also be a network device (NodeB) in Wide-band Code Division Multiple Access (WCDMA), or it can be an evolved network device in a Long Term Evolution (LTE) system (evolutional Node B, eNB or e-NodeB), 5G base station (gNB) in 5G network architecture (next generation system), or Home evolved Node B (HeNB), relay node (relay node) , a home base station (femto), a pico base station (pico), etc., which are not limited in the embodiments of the present application.
  • a network device may include a Centralized Unit (CU) node and a Distributed Unit (DU) node, and the centralized unit and the distributed unit may also be geographically separated.
  • CU Centralized Unit
  • MIMO transmission can be single-user MIMO (Single User MIMO, SU-MIMO) or multi-user MIMO. (Multiple User MIMO, MU-MIMO). According to the form and number of root antenna combinations, MIMO transmission can be 2D-MIMO, 3D-MIMO, FD-MIMO, or massive-MIMO, or diversity transmission, precoding transmission, or beamforming transmission.
  • the embodiments of the present application may be provided as a method, a system, or a computer program product. Accordingly, the present application may take the form of an entirely hardware embodiment, an entirely software embodiment, or an embodiment combining software and hardware aspects. Furthermore, the present application may take the form of a computer program product embodied on one or more computer-usable storage media having computer-usable program code embodied therein, including but not limited to disk storage, optical storage, and the like.
  • processor-executable instructions may also be stored in a processor-readable memory capable of directing a computer or other programmable data processing apparatus to operate in a particular manner, such that the instructions stored in the processor-readable memory result in the manufacture of means including the instructions product, the instruction means implements the functions specified in the flow or flow of the flowchart and/or the block or blocks of the block diagram.
  • processor-executable instructions can also be loaded onto a computer or other programmable data processing device to cause a series of operational steps to be performed on the computer or other programmable device to produce a computer-implemented process that Execution of the instructions provides steps for implementing the functions specified in the flowchart or blocks and/or the block or blocks of the block diagrams.

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Abstract

L'invention concerne un procédé et un appareil de transmission de liaison montante. Le procédé consiste à, lorsqu'un canal de liaison montante de premier type chevauche un canal de liaison montante de second type dans un domaine temporel, déterminer qu'un symbole de départ du canal de liaison montante de premier type n'est pas antérieur à une position de domaine temporel prédéterminée, le canal de liaison montante de premier type étant un canal physique partagé de liaison montante (PUSCH) de premier type, le canal de liaison montante de second type étant un PUSCH de second type, le PUSCH de premier type et le PUSCH de second type étant transmis sur la même porteuse, le PUSCH de premier type étant un PUSCH avec un PDCCH correspondant, un PUSCH sans un PDCCH correspondant, ou un PUSCH à autorisation configurée (CG), et le PUSCH de second type étant un PUSCH sans un PDCCH correspondant ou le PUSCH de second type étant un PUSCH CG ; ou le canal de liaison montante de premier type étant un canal physique de commande de liaison montante (PUCCH), et le canal de liaison montante de second type étant un PUSCH.
PCT/CN2021/123043 2020-10-16 2021-10-11 Procédé et appareil de transmission de liaison montante WO2022078285A1 (fr)

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Citations (2)

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