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Methods and apparatus for efficient transport and management of a positioning and timing almanac

  • US 9,400,320 B2
  • Filed: 04/04/2012
  • Issued: 07/26/2016
  • Est. Priority Date: 04/04/2012
  • Status: Active Grant
First Claim
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1. A processor-implemented method for almanac version control comprising:

  • reporting, by a mobile station, one or more version identifiers, each version identifier corresponding to a geographically partitioned terrestrial radio resource almanac version held by the mobile station, to a server; and

    receiving, at the mobile station, in response to the one or more version identifiers reported by the mobile station, instructions from the server to download and hold at least one geographically partitioned terrestrial radio resource almanac version held by the server,wherein each geographically partitioned terrestrial radio resource almanac version comprises assistance data locally optimized for a corresponding geographical region.

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