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E911 location server

  • US 9,137,315 B2
  • Filed: 11/11/2013
  • Issued: 09/15/2015
  • Est. Priority Date: 11/16/2005
  • Status: Active Grant
First Claim
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1. A system comprising:

  • a location server configured to monitor a register message associated with an Internet Protocol (IP) device, wherein the register message includes a source IP address and a second IP address; and

    a location database configured to store physical location information and a plurality of IP addresses associated with the IP device, wherein the location server determines whether at least one of the source IP address and the second IP address of a selected message corresponds with any of the plurality of IP addresses associated with the IP device;

    acquires, based on the determination, physical location information corresponding to at least one of the source IP address and the second IP address; and

    transmits a message using a number associated with the at least one of the source IP address and the second IP address, wherein the transmitted message requests the location of the IP device.

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