Patent ID: 7970414

Claim:
A method for determining position of a mobile station equipped with a Global Positioning System (GPS) receiver, the mobile station being operable in a wireless wide area network (WWAN) and a wireless local area network (WLAN), comprising steps of: (a) detecting the mobile station entering into an area of the WLAN; (b) determining position of the mobile station, based on satellite signals from the GPS receiver and/or signals received from the WWAN before or at the time of entrance into the WLAN area, responsive to detecting of the mobile station entering into the WLAN area; (c) storing the position of the mobile station determined in the step (b) in the mobile station for a position of the mobile station in the WLAN area; and (d) responsive to a request for location of the mobile station, while the mobile station is operating through the WLAN, providing the stored position of the mobile station determined in the step (b) as the position of the mobile station in the WLAN area.