Method by which terminal selects resource on plurality of CCs and transmits signal in wireless communication system, and device

    公开(公告)号:US11438874B2

    公开(公告)日:2022-09-06

    申请号:US16632806

    申请日:2018-07-20

    Inventor: Hyukjin Chae

    Abstract: Disclosed in one embodiment of the present invention is a method by which a terminal selects a resource on a plurality of component carriers (CCs) and transmits a signal in a wireless communication system, and the method for transmitting signals on a plurality of CCs comprises the steps of: performing sensing on an anchor CC for a first time period; performing sensing on a non-anchor CC for a second time period; allowing a terminal to select, at the ending times of the first time period and the second time period, a resource through which a signal is to be transmitted on the anchor CC; and transmitting a signal through a resource selected on the anchor CC and a resource on the non-anchor CC, which is connected by the resource selected on the anchor CC, wherein the second time period should be included in the first time period, and the ending times of the first time period and the second time period are the same. The UE is capable of communicating with at least one of another UE, a UE related to an autonomous driving vehicle, the BS or a network.

    METHOD AND APPARATUS FOR SELECTING RESOURCE AND TRANSMITTING PSSCH IN WIRELESS COMMUNICATION SYSTEM

    公开(公告)号:US20220141870A1

    公开(公告)日:2022-05-05

    申请号:US17579043

    申请日:2022-01-19

    Abstract: One embodiment of the present invention is a method for user equipment transmitting a physical sidelink shared channel (PSSCH) in a wireless communication system, the method for transmitting a PSSCH comprising the steps of: performing sensing on an m number of subframes indicated by upper layer signaling from among an n number of subframes in a sensing window; repeating sensing of the m number of subframes at an interval of the n number of subframes within the sensing window; selecting, as a transmission resource, the m number of subframes from among the n number of subframes within a selection window, on the basis of the result of sensing the m number of subframes; and transmitting the PSSCH through the m number of subframes selected as the transmission resource.

    Method and apparatus for measuring and transmitting CR by user equipment in wireless communication system

    公开(公告)号:US11212685B2

    公开(公告)日:2021-12-28

    申请号:US16064744

    申请日:2018-02-02

    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 FOR ACK/NACK TRANSMISSION AND RECEPTION IN WIRELESS COMMUNICATION SYSTEM AND APPARATUS THEREFOR

    公开(公告)号:US20210351896A1

    公开(公告)日:2021-11-11

    申请号:US17374686

    申请日:2021-07-13

    Abstract: The present invention relates to a method and apparatus for transmitting and receiving an acknowledgement/negative-acknowledgement (ACK/NACK) by a terminal for vehicle-to-everything (V2X) communication in a wireless communication system. Particularly, the method comprises the steps of: receiving a configuration for a resource pool for V2X communication; for a particular wireless resource in a resource pool, when a reception time point of a first ACK/NACK and a transmission time of a second ACK/NACK have been simultaneously configured, determining a use of the particular wireless resource; and transmitting and receiving one ACK/NACK selected from the first ACK/NACK and the second ACK/NACK, on the basis of the use of the particular wireless resource. The UE is capable of communicating with at least one of another UE, a UE related to an autonomous driving vehicle, a base station or a network.

    Method for transmitting or receiving signal to or from user equipment by base station supporting full duplex in wireless communication system

    公开(公告)号:US11160082B2

    公开(公告)日:2021-10-26

    申请号:US16961653

    申请日:2019-01-11

    Inventor: Hyukjin Chae

    Abstract: A method of transmitting and receiving a signal to and from a user equipment (UE) at a base station supporting full duplex in a wireless communication system includes the base station transmitting a first resource element (RE) set including two REs to the UE by applying different precoders to the two REs of the first RE set, and receiving a second RE set including two REs from a plurality of UEs including the UE while the first RE set is transmitted, by applying different post-coders to the two REs of the second RE set. Code division multiplexing (CDM) codes are applied to the first RE set transmitted from the base station to the UE in downlink and the second RE set transmitted from the UE to the base station in uplink.

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