METHOD AND DEVICE FOR RESOURCE SELECTION IN NR V2X

    公开(公告)号:US20220159627A1

    公开(公告)日:2022-05-19

    申请号:US17665304

    申请日:2022-02-04

    Abstract: Provided herein is a method for performing, by a first apparatus (100), resource selection in a wireless communication system. The method may include the steps of receiving system information including configuration information related to exceptional pools from a base station (200); selecting the first exceptional pool or the second exceptional pool, based on at least one of a physical layer problem, a connection re-establishment, a handover, or a normal resource pool which is unavailable; selecting a resource from the selected exceptional pool; and performing a sidelink (SL) communication using the resource.

    METHOD FOR SIDELINK TERMINAL IN WIRELESS COMMUNICATION SYSTEM

    公开(公告)号:US20220159625A1

    公开(公告)日:2022-05-19

    申请号:US17594207

    申请日:2020-04-24

    Abstract: A method for performing an operation for a first terminal in a wireless communication system, according to one embodiment, comprises the steps of: transmitting a sidelink signal to a second terminal by using a sidelink resource; receiving a reception response to the sidelink signal from the second terminal; performing a radio link failure (RLF) procedure on the basis of the reception response; and transmitting, to a base station, a RLF instruction for indicating that the RLF procedure has been performed on the basis of the allocation of the sidelink resource by the base station, and not transmitting the RLF instruction to the base station on the basis of the selection of the sidelink resource by the first terminal.

    METHOD FOR TRANSMITTING SIDELINK HARQ FEEDBACK IN WIRELESS COMMUNICATION SYSTEM

    公开(公告)号:US20220109527A1

    公开(公告)日:2022-04-07

    申请号:US17424679

    申请日:2020-01-21

    Abstract: A method by which a terminal transmits a sidelink hybrid automatic repeat request (HARQ) feedback in a wireless communication system, of one embodiment, comprises the steps of: receiving a physical sidelink feedback channel (PSFCH) from another terminal; and transmitting, to a 178 base station, the sidelink HARQ feedback related to the PSFCH on the basis of a sidelink HARQ codebook, wherein the sidelink HARQ feedback is determined on the basis of the number of one or more transport blocks and the number of one or more sidelink resources for the transmission of the one or more transport blocks.

    SIDELINK HARQ FEEDBACK OF NR V2X
    76.
    发明申请

    公开(公告)号:US20220103309A1

    公开(公告)日:2022-03-31

    申请号:US17421685

    申请日:2020-01-10

    Abstract: One embodiment of the present disclosure provides a method for a first device to transmit SL HARQ feedback information. The method comprises the steps of: receiving a PSSCH from a second device; determining a resource related to a PSFCH on the basis of a resource related to the PSSCH; determining an SL HARQ feedback option on the basis of link quality between the first device and the second device; and transmitting SL HARQ feedback information on the PSSCH to the second device through the resource related to the PSFCH, on the basis of whether or not decoding for a transmission block received through the PSSCH is successful and the SL HARQ feedback option, wherein the SL HARQ feedback option is determined as any one from among a first SL HARQ feedback option and a second SL HARQ feedback option.

    METHOD AND APPARATUS FOR CHANNEL STATE REPORTING IN WIRELESS COMMUNICATION SYSTEM

    公开(公告)号:US20220095366A1

    公开(公告)日:2022-03-24

    申请号:US17643081

    申请日:2021-12-07

    Abstract: The present disclosure relates to channel state reporting in wireless communications. According to an embodiment of the present disclosure, a method performed by a first wireless device in a wireless communication system comprises: establishing a PC5 radio resource control (RRC) connection between the first wireless device and a second wireless device; receiving sidelink control information (SCI) from the second wireless device, wherein the SCI instructs the first wireless device to perform sidelink (SL)-channel state information (CSI) reporting for the PC5 RRC connection; triggering the SL-CSI reporting; and based on that a sidelink resource for the SL-CSI reporting is unavailable and the first wireless device is configured with a mode in which sidelink resources are scheduled by a network, transmitting a signal related to the SL CSI reporting for requesting the sidelink resource to the network.

    METHOD AND APPARATUS FOR MEASURING AND TRANSMITTING CR BY USER EQUIPMENT IN WIRELESS COMMUNICATION SYSTEM

    公开(公告)号:US20220095140A1

    公开(公告)日:2022-03-24

    申请号:US17541980

    申请日:2021-12-03

    Abstract: One embodiment of the present invention relates to a method of measuring and transmitting a Channel occupancy Ratio (CR) by a user equipment in a wireless communication system, the method including measuring the CR evaluated as the number of subchannels related to a transmission of the UE in an interval in a predetermined size and performing the transmission based on the measured CR, wherein the interval in the predetermined size includes both a past time interval and a future time interval with reference to a timing at which the user equipment measures the number of the subchannels.

    METHOD AND DEVICE FOR TRANSMITTING AND RECEIVING S-SSB IN NR V2X

    公开(公告)号:US20220061005A1

    公开(公告)日:2022-02-24

    申请号:US17453248

    申请日:2021-11-02

    Abstract: Provided are a method for performing wireless communication by a first device and a device for supporting same. The method may comprise the steps of: receiving, from a base station, information associated with time offset from a start of a sidelink synchronization signal block (S-SSB) period to a first S-SSB; receiving, from the base station, information associated with a time interval between S-SSBs; and on the basis of at least one of the time offset or the time interval, transmitting one or more S-SSBs to a second device within the S-SSB period.

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