Patent ID: 8139539
Filing Date: 2012-03-20
Classification: H04W

Abstract:
1. A system for handoff in a wireless local area network (WLAN) using code division multiple access (CDMA) information, the system comprising: a WLAN terminal which determines its own position information through communication with a CDMA base station and a global positioning system (GPS) satellite; a cell mapping server for obtaining information about a WLAN cell corresponding to an area where the WLAN terminal is located from the position information of the WLAN terminal, for determining cell information about a WLAN cell to which the WLAN terminal is expected to be handed off from the position information of the WLAN terminal, and for providing the cell information to the WLAN terminal; and an Access Point (AP) for executing handoff with the WLAN terminal without communicating with the WLAN terminal in a channel scanning process, wherein the position information comprises information about a CDMA base station corresponding to the area where the WLAN terminal is located; and wherein the WLAN terminal comprises: