Patent ID: 8630257
Filing Date: 2014-01-14
Classification: H04W

Abstract:
1. A method of performing a handover of a mobile station to one of a plurality of neighboring base stations in a base station of a wireless communication system, the method comprising: receiving a scanning report message reporting an update of an active base station set from the mobile station, the active base station set being a set of information on a plurality of neighboring base stations to which the mobile station can perform a handover and being generated and managed by the mobile station, and the information on the plurality of neighboring base stations including identifiers of the plurality of neighboring base stations and radio signal qualities of the plurality of neighboring base stations; transmitting an active base station set setting message to the plurality of neighboring base stations based on the scanning report message so as to inform of the update of the active base station set and request whether each of the neighboring base stations can accept the handover; receiving an active base station information message including a handover acceptance information informing of call admission information from at least one of the neighboring base stations; transmitting an active base station set indication message representing the handover acceptance information on one of the neighboring base stations based on the active base station information message so as to perform the handover of the mobile station.