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Method and system to monitor and control devices utilizing wireless media

  • US 20060099971A1
  • Filed: 06/21/2005
  • Published: 05/11/2006
  • Est. Priority Date: 11/05/2004
  • Status: Active Grant
First Claim
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1. A method of selectively communicating with devices within pre-defined geographical zones, comprising:

  • defining a plurality of geographical zones, each zone being defined by predetermined attributes;

    associating at least one device within each geographical zone with which a portable device can communicate;

    providing the portable device with a ground positioning unit receiver;

    loading data representative of the plurality of geographical zones to the portable device;

    obtaining geographical coordinates of the portable device from the ground positioning unit receiver;

    determining the location of the portable device in relation to at least one of the plurality of geographical zones; and

    enabling communication with the at least one device associated to the at least one geographical zone when the portable device determines it is within the at least one geographical zone.

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