Method and apparatus for tracking vehicle location

  • US 5,594,650 A
  • Filed: 05/09/1995
  • Issued: 01/14/1997
  • Est. Priority Date: 10/16/1992
  • Status: Expired due to Term
First Claim
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1. Apparatus for fleet management comprising:

  • a first memory portion comprising a first value and a second value, said first value and said second value defining a mobile unit location for a mobile unit at a selected time;

    a second memory portion comprising raster map data, said raster map data defining a digitized representation of a selected geographical area;

    a third memory portion comprising street data, said street data defining said raster map in vector form; and

    a display comprising a first display segment, said first display segment comprising said digitized representation of said selected geographical area, said street data, and a user locatable mark, said user locatable mark defining said mobile unit position based upon said first value and said second value.

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