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SYSTEM AND METHOD FOR PROVIDING TIME TO A SATELLITE POSITIONING SYSTEM (SPS) RECEIVER FROM A NETWORKED TIME SERVER

  • US 20040119639A1
  • Filed: 12/19/2002
  • Published: 06/24/2004
  • Est. Priority Date: 12/19/2002
  • Status: Active Grant
First Claim
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1. A method for providing time information comprising:

  • sending a query to a time server via a first communications network;

    determining a time-of-day from a response from the time server;

    adjusting a clock if the time-of-day differs from a time maintained by the clock; and

    providing the time information to a satellite positioning system (SPS) receiver via a first communications link, wherein the communications link is different from a second communications link that is used by satellites in the SPS to transmit information to the SPS receiver.

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