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METHOD AND SYSTEM FOR PROVIDING ASSISTANCE DATA FOR A-GPS LOCATION OF HANDSETS IN WIRELESS NETWORKS

  • US 20090146872A1
  • Filed: 03/18/2008
  • Published: 06/11/2009
  • Est. Priority Date: 12/07/2007
  • Status: Active Grant
First Claim
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1. A method for determining the location of a wireless device, comprising the steps of:

  • (a) determining a boundary for an approximate area in which the wireless device is located;

    (b) determining a plurality of satellites as a function of said boundary;

    (c) transmitting assistance data to said device, said assistance data including information from said plurality of satellites; and

    (d) determining the location of the wireless device from said information.

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