METHOD AND DEVICE FOR TRANSMITTING AND RECEIVING PUCCH IN WIRELESS COMMUNICATION SYSTEM

    公开(公告)号:US20240322980A1

    公开(公告)日:2024-09-26

    申请号:US18575215

    申请日:2022-08-05

    CPC classification number: H04L5/0055 H04L12/18 H04W72/21

    Abstract: Disclosed are a method and device for transmitting and receiving a PUCCH in a wireless communication system. The method for transmitting a PUCCH according to an embodiment disclosed herein may comprise the steps of: receiving configuration information related to an HARQ-ACK report for a multicast PDSCH from a base station, wherein a NACK only based HARQ-ACK report is configured by the configuration information for the multicast PDSCH; receiving DCI for scheduling the multicast PDSCH from the base station; receiving the multicast PDSCH from the base station on the basis of the DCI; and transmitting a PUCCH to the base station in either a first PUCCH resource or a second PUCCH resource by using PUCCH format 0 or 1 on the basis that i) transmission of HARQ-ACK information on the multicast PDSCH configured to be transmitted in the first PUCCH resource by using PUCCH format 0 or 1, and ii) transmission of an SR configured to be transmitted in the second PUCCH resource by using PUCCH format 0 or 1 are scheduled in one slot.

    METHOD AND DEVICE FOR TRANSMITTING OR RECEIVING HARQ-ACK INFORMATION IN WIRELESS COMMUNICATION

    公开(公告)号:US20240322951A1

    公开(公告)日:2024-09-26

    申请号:US18579193

    申请日:2022-08-05

    CPC classification number: H04L1/1864 H04W72/232 H04W72/30

    Abstract: Disclosed are a method and device for transmitting or receiving hybrid automatic repeat and request acknowledgement (HARQ-ACK) information in a wireless communication system. A method for a terminal to transmit HARQ-ACK information in a wireless communication system according to an embodiment disclosed herein may comprise the steps of: receiving, from a network, a first multicast physical downlink shared channel (PDSCH) based on a first multicast downlink control indicator (DCI) format; receiving, from the network, a second multicast PDSCH based on a second multicast DCI format; and multiplexing first HARQ-ACK information on the first multicast PDSCH with second HARQ-ACK information on the second multicast PDSCH, and transmitting the multiplexed information to the network through a physical uplink control channel (PUCCH), wherein the second multicast DCI format is received after the first multicast DCI format is received, and the PUCCH resource is determined using the first multicast DCI format.

    METHOD AND DEVICE FOR TRANSMITTING/RECEIVING CONTROL INFORMATION IN WIRELESS COMMUNICATION SYSTEM

    公开(公告)号:US20240313907A1

    公开(公告)日:2024-09-19

    申请号:US18575711

    申请日:2022-08-05

    CPC classification number: H04L1/1864 H04L1/1664 H04L5/0057

    Abstract: Disclosed are a method and a device for transmitting/receiving control information in a wireless communication system. A method by which a terminal performs uplink transmission in a wireless communication system, according to one embodiment of the present disclosure, may comprise the steps of: receiving at least one physical downlink shared channel (PDSCH) from a base station; identifying a physical uplink control channel (PUCCH) resource for an NACK only-based hybrid automatic repeat request (HARQ)-ACK report and a PUCCH resource for a channel state information (CSI) report; and transmitting, to the base station, HARQ-ACK information about the at least one PDSCH in the PUCCH resource for the CSI report on the basis of multiplexing of the NACK only-based HARQ-ACK report with the CSI report.

    METHOD AND DEVICE FOR TRANSMITTING AND RECEIVING WIRELESS SIGNAL IN WIRELESS COMMUNICATION SYSTEM

    公开(公告)号:US20240306208A1

    公开(公告)日:2024-09-12

    申请号:US18261459

    申请日:2022-01-13

    CPC classification number: H04W74/0833 H04W72/04

    Abstract: Disclosed are a method and device for transmitting and receiving a wireless signal in a wireless communication system. A method for transmitting a physical random access channel (PRACH) according to an embodiment disclosed herein comprises the steps of: receiving configuration information related to uplink transmission from a base station; and transmitting the PRSCH to the base station on the basis of the configuration information. The configuration information includes information about the subcarrier spacing (SCS) of the PRACH and information about the SCS of a physical uplink shared channel (PUSCH), and the number of resource blocks (RBs) occupied by the PUSCH can be determined, on the basis of i) the SCS of the PRACH, ii) the SCS of the PUSCH, and iii) the length of the PRACH sequence, as the minimum number of RBs to which a PRACH sequence can be mapped, wherein the number of RBs occupied by the PUSCH is expressed as the number of RBs for the PUSCH.

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