Patent ID: 8077673

Claim:
A method for controlling a handover by a serving Base Station (BS) in a broadband wireless access communication system, the method comprising: determining to perform a handover of a Mobile Subscriber Station (MSS); transmitting, to neighbor BSs, information related to types of services being provided from the serving BS to the MSS; receiving, from the neighbor BSs, information related to types of services that can be provided by the neighbor BSs to the MSS; transmitting, to the MSS, a handover request message including service level prediction information related to a quantity of services that can be provided by each of selected neighbor BSs from among the neighbor BSs, from among services being provided to the MSS; receiving, from the MSS, a handover response message including information on a target BS selected by the MSS from among the selected neighbor BSs; and transmitting, to the target BS, a handover notification confirm message, wherein the selected neighbor BSs are selected from among the neighbor BSs using the information related to the types of services that can be provided by the neighbor BSs to the MSS and scanned Carrier to Interference and Noise Ratios (CINRs) of pilot channel signals received from the neighbor BSs, and wherein the service level prediction information includes one of first information indicating that it is possible to provide all of the services, second information indicating that it is possible to provide a portion of the services, and third information indicating that it is not possible to provide any of the services.