Patent ID: 8494079

Claim:
A method for performing a multi-Base Station (BS) Multiple Input Multiple Output (MIMO) operation at a Mobile Station (MS) in a broadband wireless access system, the method comprising: receiving a first broadcast message including system information about a plurality of neighbor BSs from a serving BS; receiving a second broadcast message including BS set information from the serving BS, the BS set information including indexes of one or more BSs coordinating with the serving BS for the multi-BS MIMO operation among the plurality of neighbor BSs indicated by the first broadcast message; determining a temporary BS Identifier (ID) of each of the BSs included in the BS set information using the indexes included in the second broadcast message; and transmitting a request message to the serving BS, the request message including a request field that indicates a multi-BS MIMO transmission mode requested by the MS and at least one of the determined temporary BS IDs.