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METHOD AND SYSTEM FOR REDUCING AUTONOMOUS TIME TO FIX OF A MULTI-STANDARD GNSS RECEIVER

  • US 20120075144A1
  • Filed: 03/11/2011
  • Published: 03/29/2012
  • Est. Priority Date: 09/28/2010
  • Status: Active Grant
First Claim
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1. A method for processing signals, the method comprising:

  • in a multi-standard global navigation satellite system (GNSS) receiver that is operable to handle a plurality of different global navigation satellite systems (GNSSs);

    determining with respect to a current time instant, an earliest time for acquiring fresh broadcast ephemeris from one of the plurality of different global navigation satellite systems based on corresponding satellite broadcast cycles for satellites in said different GNSSs.acquiring said fresh broadcast ephemeris at said determined earliest time instant; and

    determining a first position of said multi-standard global navigation satellite system (GNSS) receiver based on said acquired fresh broadcast ephemeris.

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