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Method and apparatus for monitoring the integrity of satellite tracking data used by a remote receiver

  • US 8,514,126 B2
  • Filed: 08/11/2009
  • Issued: 08/20/2013
  • Est. Priority Date: 11/13/2003
  • Status: Active Grant
First Claim
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1. A method comprising:

  • receiving at a server a first ephemeris;

    using the first ephemeris to produce integrity data; and

    transmitting the integrity data to a remote receiver for validating a second ephemeris at the remote receiver.

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