METHOD AND APPARATUS FOR PERFORMING MOBILITY IN WIRELESS COMMUNICATION SYSTEM

    公开(公告)号:US20220060953A1

    公开(公告)日:2022-02-24

    申请号:US17312813

    申请日:2020-01-13

    Inventor: Youngdae LEE

    Abstract: The present disclosure relates to method and apparatus for performing mobility in wireless communication system. According to an embodiment of the present disclosure, a method performed by a wireless device in a wireless communication system comprises: receiving a first message comprising handover commands of candidate target cells, each of the handover commands being related to an index; receiving a second message comprising the index related to a first handover command of a candidate target cell among the handover commands, and a second handover command of the candidate target cell; updating the first handover command based on the second handover command; identifying that the candidate target cell satisfies a handover condition for the candidate target cell based on a measurement result for the candidate target cell; and performing a handover to the candidate target cell satisfying the handover condition based on the updated first handover command.

    METHOD FOR CHANGING STATUS OF WUS OPERATION AND DEVICE SUPPORTING THE SAME

    公开(公告)号:US20210227466A1

    公开(公告)日:2021-07-22

    申请号:US16772064

    申请日:2019-02-07

    Abstract: Provided are a method of changing status of WUS operation and a device supporting the method. According to one embodiment of the present disclosure, the method includes: receiving system information for enabling a wake up signal (WUS) operation; enabling the WUS operation; receiving a WUS to monitor a paging occasion; receiving, in the paging occasion, control information informing that the WUS operation is disabled; disabling the WUS operation based on the control information; and monitoring a next paging occasion for a paging based on the disabled WUS operation.

    METHOD FOR ESTIMATING MOBILITY STATE OF UE AND DEVICE SUPPORTING THE SAME

    公开(公告)号:US20210168691A1

    公开(公告)日:2021-06-03

    申请号:US16954189

    申请日:2019-02-07

    Abstract: Provided are a method of estimating mobility state of UE and a device supporting the method. According to one embodiment of the present disclosure, the method includes: receiving information on neighbor cell from a serving cell, wherein the information informs to which group the neighbor cell belongs; performing cell change from the serving cell to the neighbor cell; when the neighbor cell belongs to a first group, counting the cell change; when the neighbor cell belongs to a second group, skipping counting the cell change; and reporting a number of counted cell change for estimating mobility state of the UE, wherein the first group and the second group are configured based on altitude of the UE.

    DATA TRANSMISSION CONSIDERING FEEDBACK AND SIDELINK RESOURCE ALLOCATION

    公开(公告)号:US20210127417A1

    公开(公告)日:2021-04-29

    申请号:US17083204

    申请日:2020-10-28

    Abstract: A method and apparatus for data transmission considering feedback and sidelink resource allocation in a wireless communication system is provided. A wireless device enables a hybrid automatic repeat request (HARQ) feedback for a logical channel, selects to create a sidelink grant corresponding to transmissions of a single media access control (MAC) protocol data unit (PDU) or multiple MAC PDUs, and performs transmission resource reselection check. When there is no sidelink grant for which the HARQ feedback is enabled on a carrier, the wireless device triggers TX resource selection on the carrier.

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