Patent ID: 8743782
Filing Date: 2014-06-03
Classification: G01S,H04W

Abstract:
1. A method comprising steps of: receiving a request for a determination of a position of a mobile device when the mobile device is in the vicinity of a wireless local area network access point; obtaining an address of the wireless local area network access point from a signal detected from the wireless local area network access point; determining, based on the address of the wireless local area network access point, that position information of the access point is not available in a location information database; determining that position information of the mobile device is not available via a global positioning system (GPS); after the determinations that both position information of the wireless local area network access point and GPS position information of the mobile device are not available, obtaining from the mobile device, information about signals of base stations of a mobile communication network currently detectable by the mobile device; processing the information about the signals to determine the position of the mobile device; and storing the determined position of the mobile device in a location information database in association with the address of the wireless local area network access point, to indicate a position of the wireless local area network access point.