Location determination system

  • US 6,771,970 B1
  • Filed: 10/02/2000
  • Issued: 08/03/2004
  • Est. Priority Date: 10/04/1999
  • Status: Expired due to Term
First Claim
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1. A system for location tracking of mobile platforms, each mobile platform having a tracking unit;

  • the system including;

    a location determination system communicating through a user interface with at least one subscriber;

    said communication including inputs that include the subscriber identity and the identity of the mobile platform to be located;

    a communication system communicating with said location determination system for receiving said mobile platform identity; and

    , a plurality of remote tracking systems communicating with said communication system each of the remote tracking systems being adapted to determine the location of a respective mobile platform according to a property that is predetermined for each mobile platform for determining the location of the mobile platform;

    wherein said location determination system is arranged to determine an appropriate one of the plurality of remote tracking systems, the appropriate remote tracking system receiving said mobile platform identity from said communication system and returning mobile platform location information, said communication system being arranged to pass said mobile platform location information to said location determination system;

    said location determination system being arranged to receive said mobile platform location information and to forward it to said subscriber.

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