Method and apparatus for restricting measurement based on result of a reference measurement in wireless communication system

    公开(公告)号:US11564118B2

    公开(公告)日:2023-01-24

    申请号:US17251188

    申请日:2019-08-19

    Inventor: Sangwon Kim

    Abstract: A method and apparatus for restricting measurement based on result of a reference measurement in wireless communication system is provided. A wireless device, in a wireless communication system, receives configuration to perform a first measurement and a second measurement from a network, wherein the first measurement and the second measurement belong to different measurement categories. The wireless device performs the first measurement on unlicensed frequency. The wireless device determines whether to perform the second measurement on the unlicensed frequency based on result of the first measurement.

    METHOD AND APPARATUS FOR HANDLING HANDOVER FAILURE IN WIRELESS COMMUNICATION SYSTEM

    公开(公告)号:US20220248280A1

    公开(公告)日:2022-08-04

    申请号:US17622338

    申请日:2020-10-20

    Abstract: The present invention relates to a method of performing a handover procedure by a user equipment (UE) in a wireless communication system. Especially, the method includes the steps of initializing state variables for at least one radio bearer (RB) based on receiving a handover command from a source network; performing the handover procedure to a target network while maintaining the connection with the source network; based on detecting a handover failure to the target network, reverting back the state variables for the at respectively, and applying the first network configuration least one RB to the state variables used in the source network; and reporting information related to the handover failure to the source network.

    Method for constructing logged measurement entry and device supporting the same

    公开(公告)号:US11363483B2

    公开(公告)日:2022-06-14

    申请号:US16982170

    申请日:2019-04-02

    Inventor: Sangwon Kim

    Abstract: Provided are a method of constructing logged measurement entry and a device supporting the method. According to one embodiment of the present disclosure, the method may comprise: receiving a logged measurement configuration from a network; performing measurement logging based on the received logged measurement configuration; and transmitting the logged measurement to the network, wherein when the UE is in any cell selection state, the logged measurement includes indicator indicating that there is no suitable cell or no acceptable cell with available measurement results.

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