Patent ID: 8369825
Filing Date: 2013-02-05
Classification: G01S,H04L,H04M,H04W

Abstract:
1. A method of providing a call center with access to an Enhanced 911 network supporting a public safety answering point (PSAP), comprising: converting said switched telematics call center telephone call into a converted session initiation protocol (SIP) packetized telematics call center telephone call; querying a voice-over-Internet-protocol (VolP) positioning center for call routing instructions for said converted SIP packetized telematics call center phone call; providing a designated SIP Universal Resource Identifier (URI) for a unique PSAP having jurisdictional responsibility for a physical current location for a switched telephone device calling a telematics call center; and routing, based on said call routing instructions, said converted SIP packetized telematics call center telephone call from said telematics call center to an emergency services gateway without further passage through a public switched telephone network (PSTN).