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Information transfer in a multi-mode global positioning system used with wireless network

  • US 6,915,208 B2
  • Filed: 03/10/2003
  • Issued: 07/05/2005
  • Est. Priority Date: 08/14/2000
  • Status: Expired due to Term
First Claim
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1. A geolocation system, comprising:

  • a geolocation server, wherein the geolocation server receives at least one signal from at least one GPS satellite; and

    a wireless communications device, comprising a GPS receiver section, the GPS receiver being selectively switchable between a standalone mode and at least one other mode for determining a geolocation of the wireless communications device, and the wireless communication device can selectively send the determined geolocation of the wireless communication device to the geolocation server, wherein the wireless communications device periodically transmits a frequency reference message to the GPS receiver.

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