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Apparatus and methods to share time and frequency data between a host processor and a satellite positioning system receiver

  • US 20060238415A1
  • Filed: 04/22/2005
  • Published: 10/26/2006
  • Est. Priority Date: 04/22/2005
  • Status: Active Grant
First Claim
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1. A host processor in communication with a SPS receiver comprising:

  • a real-time clock;

    a time computing device to estimate a SPS time based on the real-time clock; and

    a conversion factor adjuster to adjust the time computing device to synchronize a time developed from the real-time clock with a SPS time received from the SPS receiver and to correct a local frequency error of the real-time clock.

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