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Emergency 911 data messaging

  • US 9,131,357 B2
  • Filed: 09/23/2014
  • Issued: 09/08/2015
  • Est. Priority Date: 09/17/2007
  • Status: Active Grant
First Claim
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1. A mobile positioning center (MPC) server method for non-pearsistent data 911 communication with an emergency data initiator, comprising:

  • receiving, at a physical mobile positioning center (MPC) server, a request for routing an emergency text message addressed to “

    911”

    initiated by a physical emergency text-initiating mobile device;

    receiving, at said physical MPC server, routing of a mobile station international subscriber directory number (MSISDN) in a form of MSISDN@carrierdomain.com identifying a carrier network providing communication service to the emergency text-initiating mobile device;

    requesting, from said physical MPC server, a rough position of said emergency text-initiating mobile device;

    receiving, in response to said request, a current geographic location of said emergency text-initiating device;

    determining a route destination address for said emergency text message based on said received current geographic location; and

    transmitting said route destination address to a location proxy server.

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