Patent ID: 8229389
Filing Date: 2012-07-24
Classification: H04L,H04W

Abstract:
1. A method of obtaining location information for emergency services during session initiation between mobile user equipment (UE) and an emergency center, the method comprising: receiving at a location application server (LAS) a first request message from a call session control function (CSCF) server in response to the CSCF server receiving an emergency request message from user equipment (UE); communicating a location request from the LAS to a mobile location center in response to receiving the first request message, the location request operable for initiating a mobile terminal location request (MT-LR) procedure within the mobile location center; receiving a location response at the LAS from the mobile location center in response to communicating the location request to the mobile location center, the location response comprising location information of the UE; and communicating a second request message to the CSCF server in response to receiving the location response, the second request message including the location information of the UE.