METHOD AND APPARATUS FOR A RELAY UE SUPPORTING CONNECTION WITH ANOTHER REMOTE UE IN A WIRELESS COMMUNICATION SYSTEM

    公开(公告)号:US20230217346A1

    公开(公告)日:2023-07-06

    申请号:US18078468

    申请日:2022-12-09

    CPC classification number: H04W40/22 H04W76/14 H04W40/246

    Abstract: A method and device are disclosed for a relay User Equipment (UE) supporting connection with another UE. In one embodiment, the method includes a relay UE establishing a first PC5 unicast link with the first UE and establishing a second PC5 unicast link with a second UE. The method also includes the relay UE forwarding data from the first UE to the second UE. The method further includes the relay UE receiving a Link Modification Request message from the first UE, wherein the Link Modification Request message includes a third User Info of a third UE. In addition, the method includes the relay UE transmitting a Direct Communication Request message to the third UE, wherein the Direct Communication Request message includes the third User Info of the third UE. Furthermore, the method includes the relay UE receiving a Direct Communication Accept message from the third UE. The method also includes the relay UE transmitting a Link Modification Accept message to the first UE in response to reception of the Direct Communication Accept message.

    METHOD AND APPARATUS FOR REMOTE USER EQUIPMENT (UE) TO PERFORM DIRECT TO INDIRECT PATH SWITCHING IN A WIRELESS COMMUNICATION SYSTEM

    公开(公告)号:US20230171825A1

    公开(公告)日:2023-06-01

    申请号:US17956174

    申请日:2022-09-29

    CPC classification number: H04W76/14 H04W76/19 H04W40/22

    Abstract: A method and device are disclosed from the perspective of a remote UE. In one embodiment, the method includes a remote User Equipment (UE) receiving a Radio Resource Control (RRC) Reconfiguration message from a network node, wherein the RRC Reconfiguration message indicates a relay UE used for direct to indirect path switching. The method also includes the remote UE establishing a PC5-RRC connection or a PC5 unicast link with the relay UE. The method further includes the remote UE transmitting a RRC Reconfiguration Complete message to the relay UE for forwarding to the network node. In addition, the method includes the remote UE releasing the PC5-RRC connection or the PC5 unicast link due to reception of a Disconnect Request message from the relay UE. Furthermore, the method includes the remote UE initiating a RRC connection re-establishment procedure in response to release of the PC5 unicast link.

    Method and apparatus for relay UE sidelink RLC bearer configuration to support UE-to-network relaying in a wireless communication system

    公开(公告)号:US11659605B2

    公开(公告)日:2023-05-23

    申请号:US17948574

    申请日:2022-09-20

    CPC classification number: H04W76/10 H04W76/27 H04W88/04

    Abstract: A method and device are disclosed from the perspective of a first User Equipment (UE). In one embodiment, the first UE receives a Radio Resource Control (RRC) message from a network node, wherein the RRC message includes a first sidelink RLC bearer configuration and wherein the first sidelink Radio Link Control (RLC) bearer configuration includes a first index identifying the first sidelink RLC bearer configuration and a first sidelink RLC configuration. The first UE also transmits a first PC5 RRC message to a second UE, wherein the first PC5 RRC message includes the first sidelink RLC bearer configuration. Furthermore, the first UE receives a second PC5 RRC message from the second UE, wherein the second PC5 RRC message includes a second sidelink RLC bearer configuration and wherein the second sidelink RLC bearer configuration includes a second index identifying the second sidelink RLC bearer configuration and a second sidelink RLC configuration.

    METHOD AND APPARATUS FOR RELAY UE SIDELINK RLC BEARER CONFIGURATION TO SUPPORT UE-TO-NETWORK RELAYING IN A WIRELESS COMMUNICATION SYSTEM

    公开(公告)号:US20230129740A1

    公开(公告)日:2023-04-27

    申请号:US17948574

    申请日:2022-09-20

    Abstract: A method and device are disclosed from the perspective of a first User Equipment (UE). In one embodiment, the first UE receives a Radio Resource Control (RRC) message from a network node, wherein the RRC message includes a first sidelink RLC bearer configuration and wherein the first sidelink Radio Link Control (RLC) bearer configuration includes a first index identifying the first sidelink RLC bearer configuration and a first sidelink RLC configuration. The first UE also transmits a first PC5 RRC message to a second UE, wherein the first PC5 RRC message includes the first sidelink RLC bearer configuration. Furthermore, the first UE receives a second PC5 RRC message from the second UE, wherein the second PC5 RRC message includes a second sidelink RLC bearer configuration and wherein the second sidelink RLC bearer configuration includes a second index identifying the second sidelink RLC bearer configuration and a second sidelink RLC configuration.

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