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Beacon for locating and tracking wireless terminals

  • US 6,907,238 B2
  • Filed: 10/24/2002
  • Issued: 06/14/2005
  • Est. Priority Date: 08/30/2002
  • Status: Active Grant
First Claim
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1. A method for enabling terminal to be located in a wireless communication network, comprising:

  • initiating a call from said terminal in response to a first command on a forward communication link;

    generating position data from which a position estimate for the terminal can be determined;

    processing data for the call and said position data to provide a first modulated signal;

    transmitting the first modulated signal on a reverse communication link;

    receiving a second command to initiate transmission of a beacon;

    in response to said second commend, providing a second modulated signal having included therein the beacon in combination with other signals, said beacon having characteristics that can be used to locate the terminal; and

    transmitting the second modulated signal on said reverse communication link.

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