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

Claim 12:
13. A second Integrated Access and Backhaul (IAB) node in a wireless communication system, the second IAB node comprising:
a transceiver; and
at least one processor coupled with the transceiver and configured to:
transmit, to a first IAB node, a radio resource control (RRC) reestablishment message, and
receive a message including information related to configuration of a new IAB donor node,

wherein an RRC message is transmitted based on the RRC reestablishment message, from the first IAB node to the new IAB donor node,
wherein a user equipment (UE) context request message is transmitted form the new IAB donor node to old IAB donor node,
wherein a UE context response message including transport network layer (TNL) address information of the second IAB node is received, from the old IAB donor node.