Patent ID: 8254885
Filing Date: 2012-08-28
Classification: G01S,H04M,H04W

Abstract:
1. A communication system comprising: a first authorization system associated with a first wireless network comprising a processor configured to authorize a mobile device to access, over the first wireless network, a plurality of services provided by a plurality of service systems; a second authorization system associated with a second wireless network configured to: authorize the mobile device to access the plurality of services over the second wireless network and, upon receiving a determination that the mobile device is authorized to access the second wireless network, obtain and transfer location information corresponding to the mobile device's current location to the first authorization system of the first wireless network the mobile device is accessing; and a first service system of the plurality of service systems configured to: provide a first service of the plurality of services to the mobile device accessing the first and second wireless networks, receive a service request for the first service from the mobile device over the second wireless network, transfer a location request to the first authorization system for the location information in response to processing said service request for the first service, and receive a response message containing the location information from the first authorization system, extract and analyze the location information, select a positioning satellite based on the analyzed location information, and transfer a message indicating the positioning satellite to the mobile device.