Patent ID: 7299048
Filing Date: 2007-11-20
Classification: H04W

Abstract:
1. A method for performing a soft handover in a broadband wireless access communication system which includes a mobile station, an anchor base station providing communication services to the mobile station, and an active non-anchor base station different from the anchor base station, the soft handover of the mobile station scheduled to be performed toward the active non-anchor base station, the method comprising the steps of: receiving one of first information, second information, and third information, when a determination is made that the mobile station is to perform the soft handover, wherein the first information, received from the anchor base station, includes channel assignment information of the active non-anchor base station, the second information, received from the active non-anchor base station, includes channel assignment information of the anchor base station, the third information, received from the active non-anchor base station, represents a relationship between a connection identifier of the mobile station used in the anchor base station and a connection identifier used in the active non-anchor base station; and receiving a signal corresponding to the received information.