METHOD AND APPARATUS FOR GENERATING PSBCH SCRAMBLING SEQUENCE IN NR V2X

    公开(公告)号:US20220232497A1

    公开(公告)日:2022-07-21

    申请号:US17714588

    申请日:2022-04-06

    Abstract: A method for performing, by a first apparatus, wireless communication is proposed in an embodiment. The method may comprise a step for generating a plurality of sidelink-synchronization signal blocks (S-SSBs) and transmitting the plurality of S-SSBs to a second apparatus within a preset period. For example, each of the plurality of S-SSBs may include a sidelink primary synchronization signal (S-PSS), sidelink secondary synchronization signal (S-SSS), and a physical sidelink broadcast channel (PSBCH). For example, the step for transmitting the plurality of S-SSBs within the preset period may comprise a step for performing scrambling on bit information associated with the PSBCH, modulating the scrambled bit information into a complex signal, and mapping the complex signal onto a physical resource. For example, the scrambling may be performed on the PSBCH included in each of the plurality of S-SSBs on the basis of a same scrambling sequence.

    METHOD AND DEVICE FOR DETERMINING SIDELINK TRANSMIT POWER IN NR V2X

    公开(公告)号:US20220217649A1

    公开(公告)日:2022-07-07

    申请号:US17602502

    申请日:2020-04-09

    Abstract: Provided are a method for a first device carrying out wireless communication, and a device supporting same. The method may comprise the steps of: receiving information related to a first power control parameter; receiving information related to a second power control parameter; determining a first transmit power value on the basis of downlink (DL) path loss between a base station and a first device, and the information related to the first power control parameter; determining a second transmit power value on the basis of sidelink (SL) path loss between a second device and the first device, and the information related to the second power control parameter; determining a transmit power value on the basis of the minimum value among the first transmit power value and the second transmit power value; and carrying out SL transmission to the second device on the basis of the transmit power value.

    METHOD FOR TRANSMITTING SIDELINK SIGNAL IN WIRELESS COMMUNICATION SYSTEM

    公开(公告)号:US20220191908A1

    公开(公告)日:2022-06-16

    申请号:US17593334

    申请日:2020-05-28

    Abstract: Abstract: In a method for a user equipment to transmit a sidelink signal in a wireless communication system, a first complex-valued modulation symbol associated with a sidelink control signal is mapped to a control resource included in a sidelink resource, at least one second complex-valued modulation symbol associated with a sidelink data signal is mapped to a data resource included in the sidelink resource, a preset value is mapped to a plurality of subcarriers included in the sidelink resource, the at least one first complex-valued modulation symbol, the at least one second complex-valued modulation symbol, and the preset value are orthogonal frequency division multiplexing (OFDM)-modulated to generate the sidelink control signal and the sidelink data signal, and the sidelink control signal and the sidelink data signal are transmitted.

    METHOD AND APPARATUS FOR PERFORMING CSI REPORT IN NR V2X

    公开(公告)号:US20220183030A1

    公开(公告)日:2022-06-09

    申请号:US17678997

    申请日:2022-02-23

    Abstract: Based on an embodiment of the present disclosure, provided is a method for performing sidelink communication by a first device. The method may comprise: receiving, from a second device, a CSI-RS; transmitting, to a base station, a SR or a BSR, based on triggering of sidelink CSI MAC CE transmission to the second device by channel-related information measured based on the CSI-RS; receiving, from the base station, a sidelink grant related to the SR or the BSR; and canceling the triggered sidelink CSI MAC CE transmission to the second device, based on a latency bound related to the sidelink CSI MAC CE transmission and a time period based on the sidelink grant for the sidelink CSI MAC CE transmission.

    METHOD AND APPARATUS FOR TRANSMITTING SCI IN NR V2X GROUPCAST COMMUNICATION

    公开(公告)号:US20220174647A1

    公开(公告)日:2022-06-02

    申请号:US17594270

    申请日:2020-04-13

    Abstract: The present disclosure proposes an operation method of a first device in a wireless communication system. The method may comprise the steps of: receiving, from a base station, information related to the maximum number of transmission resources which can be indicated by sidelink control information (SCI); determining a size of a field on the SCI, the field indicating the number of the transmission resources, on the basis of the information related to the maximum number of the transmission resources which can be indicated by the SCI; and transmitting, to a second device, the SCI including the field indicating the number of the transmission resources.

    METHOD AND DEVICE FOR PERFORMING HARQ FEEDBACK IN WIRELESS COMMUNICATION SYSTEM

    公开(公告)号:US20220166556A1

    公开(公告)日:2022-05-26

    申请号:US17594284

    申请日:2020-04-10

    Abstract: Proposed is a method for a first device to perform wireless communication. The method may include a step for: determining whether location information about the first device is valid; and transmitting information, pertaining to whether a hybrid automatic repeat request (HARQ) feedback based on the distance between terminals is disabled, to a second device through sidelink control information (SCI) on the basis of whether the location information about the first device is valid.

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