Aided location communication system

  • US 7,970,412 B2
  • Filed: 07/20/2005
  • Issued: 06/28/2011
  • Est. Priority Date: 05/18/2000
  • Status: Active Grant
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First Claim
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1. An Aided Location Communication System (“

  • ALCS”

    ), comprising;

    a geolocation server; and

    an Aided Location Communication Device (“


    ) including;

    a communication section having a host processor in signal communication with the geolocation server,a position-determination section having a GPS-engine, which acquires and tracks a GPS signal from a GPS satellite, and is in communication with the host processor,wherein the host processor is capable of selectively switching from;

    a first position-determination mode for determining a geolocation of the ALCD, toa second position-determination mode for determining the geolocation of the ALCD in response to the host processor determining that the geolocation has been determined in the first position determination mode.

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