UE OPERATION METHOD RELATED TO SIDELINK PTRS IN WIRELESS COMMUNICATION SYSTEM

    公开(公告)号:US20230299909A1

    公开(公告)日:2023-09-21

    申请号:US18192036

    申请日:2023-03-29

    CPC classification number: H04L5/0048 H04W72/20

    Abstract: An embodiment is a method for a user equipment (UE) to transmit a phase-tracking reference signal (PTRS) related to sidelink in a wireless communication system, the method comprising the steps of: generating demodulation reference signals (DMRSs) related to a physical sidelink shared channel (PSSCH); generating a PTRS related to the PSSCH; and transmitting the PTRS and at least a portion of the DMRSs, wherein a DMRS sequence mapped to a prescribed position in a first PSSCH symbol in which the DMRSs are transmitted is used for generating the PTRS, and the prescribed position corresponds to a frequency location at which the PTRS is transmitted and includes a frequency location at which the generated DMRSs are not transmitted.

    METHOD FOR TRANSMITTING AND RECEIVING SIDELINK SIGNAL IN WIRELESS COMMUNICATION SYSTEM

    公开(公告)号:US20220295524A1

    公开(公告)日:2022-09-15

    申请号:US17633550

    申请日:2020-08-18

    Abstract: An aspect of the present disclosure is a method for a user equipment in a wireless communication system, wherein a sidelink control signal is transmitted on an aggregation slot including a plurality of slots, and a first sidelink data signal and a second sidelink data signal are transmitted on the aggregation slot on the basis of the sidelink control signal. The priority set for the second sidelink data signal is higher than that set for the first sidelink data signal. A second slot, on which the second sidelink data signal is transmitted, among the plurality of slots is selected on the basis of sensing information for selecting a first slot, on which the first sidelink data signal is transmitted, among the plurality of slots.

    METHOD AND APPARATUS FOR CONFIGURING PSFCH RESOURCE IN NR V2X

    公开(公告)号:US20220346090A1

    公开(公告)日:2022-10-27

    申请号:US17763517

    申请日:2021-08-20

    Abstract: Provided are a method by which a first device performs wireless communication, and an apparatus supporting same. The method may comprise the steps of: allocating at least one resource block (RB) from among a set of a plurality of RBs for a physical sidelink feedback channel (PSFCH) in a PSFCH slot, with respect to a physical sidelink shared channel (PSSCH) resource; performing PSSCH reception from a second device on the basis of the PSSCH resource related to the PSFCH slot; and transmitting hybrid automatic repeat request acknowledgment (HARQ-ACK) information to the second device in response to the PSSCH reception, on the basis of the at least one RB allocated with respect to the PSSCH resource.

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