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Method and system for determining a location of a wireless transmitting device and guiding the search for the same

  • US 7,711,375 B2
  • Filed: 06/30/2003
  • Issued: 05/04/2010
  • Est. Priority Date: 08/06/2002
  • Status: Expired due to Fees
First Claim
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1. A method of determining the location of a wireless transmitting device using a movable detection station, comprising the steps of:

  • obtaining the signal properties of the transmitted signals of said wireless transmitting device;

    acquiring and receiving the transmitted signals from said wireless transmitting device by said movable detection station;

    performing signal parameter measurements at a plurality of positions of said movable detection station on the signals transmitted by said wireless transmitting device and received by said movable detection station;

    determining at least one of the location and orientation of said movable detection station at each of said positions where said signal parameter measurements are performed;

    determining the quality of the data resulted from said signal parameter measurements and said determination of the location and orientation of said movable detection station;

    performing estimation of the location of said wireless transmitting device; and

    refining said estimation of the location based on said quality.

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