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Satellite positioning system receivers and methods

  • US 20060181452A1
  • Filed: 09/13/2005
  • Published: 08/17/2006
  • Est. Priority Date: 06/26/2003
  • Status: Active Grant
First Claim
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1. A method in a satellite positioning system receiver having stored almanac data, the method comprising:

  • determining information for a satellite using ephemeris data;

    determining information for the same satellite using the stored almanac data;

    determining an error between the satellite information determined from the ephemeris data and the satellite information determined from the stored almanac data;

    updating the stored almanac data based upon the error.

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