Patent ID: 8190151
Filing Date: 2012-05-29
Classification: H04L,H04W

Abstract:
1. A method of facilitating location based services (LBS) for a roaming mobile device, comprising: receiving IS-801 session data, at a physical LBS routing gateway, from a physical roaming mobile device in a visited carrier network; determining an address of a visited carrier network positioning entity (PDE) containing position information associated with said physical roaming mobile device; routing said IS-801 session data to said visited carrier network PDE containing position information associated with said physical roaming mobile device; and transmitting said position information to an interrogating device; wherein LBS roaming is facilitated between network carriers using said visited carrier network PDE that is distinct from an mobile positioning center (MPC) to provide said position information to said interrogating device; and wherein said physical LBS routing gateway is located outside of said visited carrier network and a home carrier network.