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Method and Apparatus for Determining the Geographic Location of a Device

  • US 20100156707A1
  • Filed: 03/04/2010
  • Published: 06/24/2010
  • Est. Priority Date: 09/22/2006
  • Status: Active Grant
First Claim
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1. In a method for determining the location of a device receiving signals from each of a plurality of satellites, the device having determined a first location from the received signals, the improvement comprising the steps of:

  • (a) comparing a quality of the first location of the device with a predetermined threshold; and

    (b) determining additional locations of the device for each different combination of the received signals while leaving out N signal from the received signals if the quality of the first location is not within the predetermined threshold,wherein N is a positive integer.

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