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Travel locus display device

  • US 4,528,552 A
  • Filed: 06/09/1982
  • Issued: 07/09/1985
  • Est. Priority Date: 06/15/1981
  • Status: Expired due to Fees
First Claim
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1. A travel locus display device comprising:

  • a display unit such as CRT for displaying a destination point and a travel locus of a vehicle from a coordinate origin as a start point in a coordinate display area on a display screen;

    an azimuth sensor for sensing an azimuth of the vehicle;

    a travel distance sensor for sensing a travel distance of the vehicle; and

    a display control unit for controlling said display unit in accordance with an azimuth detection signal, a travel distance detection signal, an azimuth data and a distance data to the destination point supplied thereto, and for selecting one of four quadrants to which the destination point belongs based on said azimuth data, to cause said quadrant selected to be displayed over a substantially entire area of said coordinate display area and portion of other quadrants adjacent to said display quadrant to be displayed on the remaining area of said coordinate display area.

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