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Network-assisted global positioning systems, methods and terminals including doppler shift and code phase estimates

  • US 7,421,342 B2
  • Filed: 11/14/2006
  • Issued: 09/02/2008
  • Est. Priority Date: 01/09/2003
  • Status: Expired due to Term
First Claim
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1. A wireless communications system comprising:

  • a satellite network that is configured to transmit wireless communications including Global Positioning System (GPS) data over a satellite frequency band that is outside a GPS frequency band; and

    a mobile terminal that is configured to receive the wireless communications including the GPS data from the satellite network over the satellite frequency band that is outside the GPS frequency band and to perform pseudo-range measurements using the GPS data that is received over the satellite frequency band that is outside the GPS frequency band.

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