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Apparatus and method of explicit indication of call from emergency call centre

  • US 7,991,383 B2
  • Filed: 01/29/2008
  • Issued: 08/02/2011
  • Est. Priority Date: 12/08/2003
  • Status: Active Grant
First Claim
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1. A method in a mobile device, the method comprising:

  • placing an outgoing emergency call from the mobile device;

    responsive to placing the outgoing emergency call, enabling an emergency callback mode of the mobile device;

    monitoring incoming calls for an emergency signal, associated with an incoming call, the emergency signal indicating the incoming call is an emergency call; and

    if the emergency signal is detected while the mobile device is in the emergency callback mode, performing emergency callback mode procedures, wherein emergency callback mode procedures include at least one ofidentifying the incoming call as a continuation of the outgoing emergency call, andenabling geographic location determination on the mobile device.

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