G.P.S. management system

  • US 6,356,841 B1
  • Filed: 12/29/1999
  • Issued: 03/12/2002
  • Est. Priority Date: 12/29/1999
  • Status: Expired due to Term
First Claim
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1. A system comprising:

  • a remote unit in communication with a central location, the remote unit comprising a Global Positioning System receiver, a processor in communication with the Global Positioning System receiver and in communication with a memory, the remote unit transmitting Global Positioning System data to the central location, wherein the central location compares the Global Positioning System data to a predetermined parameter having a range of acceptable values, and notes if the predetermined parameter is outside the range of acceptable values; and

    wherein the system receives a signal from an ignition sensor, determines the location of the vehicle, retrieves a time and stores the time as a start to a shift time.

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