Patent ID: 11968569
Assignee: SAMSUNG ELECTRONICS CO., LTD.
Field: Digital communication (Electrical engineering)
Classification: CPC H | IPC H

Claim 4:
5. A new Integrated Access and Backhaul (IAB) donor node in a wireless communication system, the new IAB donor node comprising:
a transceiver; and
at least one processor coupled with the transceiver and configured to:
receive, from a first IAB node, a radio resource control (RRC) message based on an RRC reestablishment message transmitted from a second IAB node to the first IAB node,
transmit a user equipment (UE) context request message to old IAB donor node,
receive, from the old IAB donor node, a UE context response message including transport network layer (TNL) address information of the second IAB node, and
transmit a message including information related to configuration of the new IAB donor node towards the second IAB node.