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METHOD AND SYSTEM FOR DETERMINING THE POSITION OF A MOBILE DEVICE

  • US 20100309051A1
  • Filed: 08/06/2010
  • Published: 12/09/2010
  • Est. Priority Date: 03/31/2008
  • Status: Active Grant
First Claim
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1. A method of determining a location of a mobile device, the method comprising:

  • receiving a first plurality of signals with known transmission patterns at the mobile device from a set of transmitters, the first plurality of signals comprising at least one multipath signal;

    computing a first set of parameters from the first plurality of signals using the known transmission pattern;

    retrieving, from a database, a second set of parameters computed from a second plurality of signals, the second plurality of signals comprising at least one multipath signal, each parameter associated with a location where a corresponding signal from the second plurality of signals was received; and

    comparing the first set of parameters with the second set of parameters; and

    determining the location of the mobile device based on the comparison.

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