Patent ID: 9516561
Filing Date: 2016-12-06
CPC Classification: H04W

Claim Text:
1. A method of supporting a handover of a relay node (RN) connected with at least one user equipment (UE) in a wireless communication system, the method comprising: determining, using a processor of a source base station, to initiate a handover of the RN; transmitting, by the source base station, a handover request message including first information associated with the at least one UE to a mobility managing entity (MME) for managing mobility of the RN; receiving, by the source base station, from the MME a handover command including second information associated with the at least one UE by a handover preparation procedure for the RN which is performed from the source base station to a target base station based on the second information; and transmitting, by the source base station, a control message for radio resource control (RRC) re-configuration to the RN, the control message including the second information associated with the at least one UE, wherein the control message instructs that the handover of the RN is performed from the source base station to the target base station based on the second information.