Patent ID: 9497666
Filing Date: 2016-11-15
CPC Classification: H04W

Claim Text:
1. A method of a first Base Station (BS) for controlling handover of a User Equipment (UE) that configures dual connectivity, the method comprising: determining handover of the UE; transmitting, to a target BS, handover preparation information including radio resource configuration information of a cell associated with a second BS; receiving, from the target BS, a handover message including radio resource configuration information of a cell associated with the target BS; and transmitting, to the UE, a higher layer message including the handover message, wherein the radio resource configuration information of the cell associated with the second BS includes radio bearer configuration information of the cell associated with the second BS; and wherein the higher layer message transmitted to the UE includes information for configuring a radio bearer of the cell associated with the second BS to be a radio bearer of the cell associated with the target BS.