Patent ID: 9036604
Filing Date: 2015-05-19
Classification: H04W

Abstract:
1. A method for performing handover by a station (STA) in a white space band wireless communication system, the method comprising: allowing a specific STA to access a service region of a second access point (AP), the specific STA being associated with a first access point (AP) and storing a first enablement STA identification information, the first enablement STA identification information being an identification information of an enablement STA managing STA enablement provided by the first AP; receiving a message including a second enablement STA identification information, from the second AP, the second enablement STA identification information being an identification information of an enablement STA managing STA enablement provided by the second AP; comparing the first enablement STA identification information with the second enablement STA identification information; if the first enablement STA identification information is different from the second enablement STA identification information, performing not only a procedure for changing an enablement STA but also a handover to the second AP, to a second enablement STA, the second enablement STA being an enablement STA corresponding to the second enablement STA identification information.