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Remote mobile monitoring and communication system

  • US 5,870,029 A
  • Filed: 07/08/1996
  • Issued: 02/09/1999
  • Est. Priority Date: 07/08/1996
  • Status: Expired due to Term
First Claim
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1. A system for monitoring an entity'"'"'s location and for indicating that the entity has left a defined area around the location, the system comprising:

  • a mobile base for establishing a center from which the defined area is defined, said base comprising,a portable power source so that said base may be transported,first proximity means for indicating that the entity has left the defined area, andmeans for transmitting the location of said base determined by a geolocating device and the indication that the entity has left the defined area provided by said first proximity means;

    a tag for being carried by the entity comprising second proximity means operable with said first proximity means for setting a size of the defined area and determining that the entity has left the defined area; and

    ,said geolocating device for determining a location of said base and for providing the location to said base; and

    ,a control center for monitoring the location of said base and for providing an indication that the entity has left the defined area, said control center comprising,means for receiving transmissions from said base,means for selectivity displaying the location of said base, andan alarm for indicating receipt of the indication that the entity has left the defined area.

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