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METHOD AND SYSTEM FOR MOBILE DEVICE BASED GNSS POSITION COMPUTATION WITHOUT EPHEMERIS DATA

  • US 20110148700A1
  • Filed: 04/06/2010
  • Published: 06/23/2011
  • Est. Priority Date: 12/18/2009
  • Status: Abandoned Application
First Claim
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1. A method of processing signals, the method comprising:

  • performing by one or more processors and/or circuits in a Global Navigation Satellite Systems (GNSS) enabled mobile device;

    receiving GNSS assistance data comprising acquisition assistance data from an assistance GNSS (A-GNSS) server; and

    position of said GNSS enabled mobile device, using a local code delaydetermining without utilizing ephemeris data, a relative GNSS position of said GNSS enabled mobile device, with respect to a known approximate position of said GNSS enabled mobile device, utilizing a local code delay measurement for at least one GNSS satellite and said received acquisition assistance data.

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