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Supporting an assisted satellite based positioning

  • US 7,701,387 B2
  • Filed: 12/13/2007
  • Issued: 04/20/2010
  • Est. Priority Date: 06/13/2005
  • Status: Active Grant
First Claim
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1. A method for supporting a satellite based positioning of a mobile device using assistance data, said method comprising at said mobile device:

  • receiving assistance data from a communication network including parameters of an orbit model describing a movement of a respective satellite of a particular satellite based positioning system,wherein said parameters have a format that is different from a format of parameters of an orbit model defined for said satellite based positioning system or have been derived from another source than broadcast satellite data;

    receiving differential corrections for said received parameters of said orbit model; and

    correcting said received parameters of said orbit model based on said differential corrections.

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