METHOD AND APPARATUS FOR HARQ-ACK TRANSMISSION IN WIRELESS COMMUNICATION SYSTEM

    公开(公告)号:US20230345481A1

    公开(公告)日:2023-10-26

    申请号:US18137050

    申请日:2023-04-20

    CPC classification number: H04W72/1273 H04L1/1812 H04W72/02 H04W72/21 H04W72/23

    Abstract: A method and an apparatus for transmitting or receiving hybrid automatic repeat request (HARQ)-acknowledgement (ACK) information in a wireless communication system are disclosed. A method according to an embodiment of the present disclosure includes receiving a plurality of physical downlink shared channels (PDSCH) related to a specific HARQ-ACK reporting mode; and transmitting at least one of hybrid automatic repeat request(HARQ)-acknowledgement(ACK) information for the plurality of PDSCHs or other uplink transmission, and based on one selected PUCCH resource and the other uplink transmission being overlapped, HARQ-ACK information for the plurality of PDSCHs may be determined based on the specific HARQ-ACK reporting mode being transformed into other HARQ-ACK reporting mode.

    Method and apparatus for transmitting and receiving signal in wireless communication system

    公开(公告)号:US11770827B2

    公开(公告)日:2023-09-26

    申请号:US18165273

    申请日:2023-02-06

    CPC classification number: H04W72/1273 H04L5/0051 H04W72/23 H04W72/566

    Abstract: Provided are a method and apparatus for transmitting and receiving a signal in a wireless communication system, according to an embodiment of the present disclosure, the method comprising the steps of: receiving information indicating a demodulation-reference signal (DM-RS) port related to transmission of a physical uplink shared channel (PUSCH); and transmitting the PUSCH and a DM-RS on the basis of the information. Provided are a method and apparatus for transmitting and receiving a signal in a wireless communication system, according to another embodiment of the present disclosure, the method comprising the steps of: receiving information indicating a demodulation-reference signal (DM-RS) port related to reception of a physical downlink shared channel (PDSCH); and receiving the PDSCH and a DM-RS on the basis of the information. On the basis of a determination about a frequency domain orthogonal cover code (OCC) being not applied to the DM-RS port indicated by the information, the DM-RS may be transmitted after a change operation for the DM-RS port.

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