METHOD AND APPARATUS FOR MOBILITY MANAGEMENT IN WIRELESS COMMUNICATION SYSTEM

    公开(公告)号:WO2020149650A1

    公开(公告)日:2020-07-23

    申请号:PCT/KR2020/000760

    申请日:2020-01-16

    Abstract: The present disclosure relates to mobility management in wireless communications. According to an embodiment of the present disclosure, a method performed by a wireless device in a wireless communication system comprises: receiving mobility commands of candidate cells, mobility conditions for the candidate cells, and information for a timer; determining a first target cell among the candidate cells which satisfies a mobility condition for the first target cell; after determining the first target cell, determining a second target cell among the candidate cells which satisfies a mobility condition for the second target cell while the timer is running, wherein a priority of the second target cell is higher than a priority of the first target cell; and performing a mobility to the second target cell based on a mobility command of the second target cell.

    SIGNALING DELAY HANDLING FOR HANDOVER
    44.
    发明申请

    公开(公告)号:WO2020067826A1

    公开(公告)日:2020-04-02

    申请号:PCT/KR2019/012702

    申请日:2019-09-30

    Abstract: A method and apparatus for handling signaling delay for handover is provided. A wireless device transmits a measurement report based on a first event for a first cell, receives a handover command which commands a handover to the first cell, and checks validity of the handover command based on the first event for the first cell and/or a second event for a second cell other than the first cell.

    DELAYED CELL GROUP CHANGE PROCEDURE
    45.
    发明申请

    公开(公告)号:WO2020067825A1

    公开(公告)日:2020-04-02

    申请号:PCT/KR2019/012701

    申请日:2019-09-30

    Abstract: A method and apparatus for delayed Cell Group (CG) change procedure in a wireless communication system is provided. A wireless device triggers a measurement reporting based on a first event for a first cell, receives a cell group (CG) change command which commands CG change related to the first cell, and determines whether the CG change command is valid or not based on the first event for the first cell and/or a second event for a second cell other than the first cell.

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

    公开(公告)号:WO2019160271A1

    公开(公告)日:2019-08-22

    申请号:PCT/KR2019/001537

    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 invention, 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:WO2019160268A1

    公开(公告)日:2019-08-22

    申请号:PCT/KR2019/001507

    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 invention, 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.

    METHOD AND APPARATUS FOR PERFORMING EDT
    49.
    发明申请

    公开(公告)号:WO2019022530A1

    公开(公告)日:2019-01-31

    申请号:PCT/KR2018/008460

    申请日:2018-07-26

    Abstract: Provided are a method for a user equipment (UE) to perform early data transmission (EDT) in a wireless communication, and an apparatus supporting the same. The method may include: receiving system information including a threshold for the EDT; determining whether or not a condition for initiating the EDT is satisfied, by comparing the threshold for the EDT with a size of data for transmission; if the condition is satisfied, performing the EDT; and if the condition is not satisfied, performing a radio resource control (RRC) connection establishment or resume procedure.

    METHOD FOR PERFORMING MEASUREMENT FOR AERIAL UE IN WIRELESS COMMUNICATION SYSTEM AND A DEVICE THEREFOR

    公开(公告)号:WO2018194338A1

    公开(公告)日:2018-10-25

    申请号:PCT/KR2018/004423

    申请日:2018-04-17

    Abstract: The present invention relates to a wireless communication system. More specifically, the present invention relates to a method and a device for performing measurement for aerial UE in wireless communication system, the method comprising: informing a network of location information of the UE, which is used for figuring the network out current status of the UE which is in airborne status or is staying or hovering on the ground; receiving triggering conditions for measurement reporting which is associated with the informed location information of the UE; performing a measurement for a serving cell; and reporting result of the measurement to the serving cell if at least one of the triggering condition for the serving cell is met.

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