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Wireless peripheral device for allowing an IP softphone to place calls to a public safety answering point

  • US 20030096589A1
  • Filed: 11/16/2001
  • Published: 05/22/2003
  • Est. Priority Date: 11/16/2001
  • Status: Active Grant
First Claim
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1. A method for routing emergency telephone calls via an IP softphone to a public safety answering point, comprising the steps of:

  • communicating non-emergency telephone calls via a wide area network by the IP softphone;

    detecting an emergency telephone call being originated by the IP softphone;

    originating a communication path via an cellular radio interface to a cellular network; and

    communicating the emergency telephone call via the communication path via the cellular network to the public safety answering point whereby the public safety answering point responds to the emergency telephone call.

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