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Self-contained selectively activated mobile object position reporting device with reduced power consumption and minimized wireless service fees.

  • US 6,693,585 B1
  • Filed: 02/07/2002
  • Issued: 02/17/2004
  • Est. Priority Date: 02/07/2002
  • Status: Expired due to Fees
First Claim
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1. A method for locating a mobile object, comprising operations of:

  • attaching a remote tracking device to the mobile object, the remote tracking device comprising a one-way tone-only paging receiver having a unique capcode, wireless telephone transceiver having a nonconforming transmit-only mobile identification number (MIN), global positioning system (GPS) unit, and a controller;

    from a requesting source, a tracking coordination facility receiving a request to locate the mobile object;

    responsive to receiving the request, performing operations comprising;

    the tracking coordination facility identifying destination information exclusively associated with the mobile object;

    the tracking coordination facility utilizing the destination information to transmit an activation signal to the paging receiver of the remote tracking device attached to the requested mobile object;

    responsive to the paging receiver receiving the activation signal, the paging receiver issuing a tone-only output to the controller, and in response, the controller activating the GPS unit to determine position and thereafter activating the transceiver to transmit a representation of the determined position to the tracking coordination facility;

    the tracking coordination facility providing an output of the determined position to the requesting source.

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