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Visual navigation aid with point of interest feature

  • US 5,179,385 A
  • Filed: 01/02/1992
  • Issued: 01/12/1993
  • Est. Priority Date: 01/02/1992
  • Status: Expired due to Fees
First Claim
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1. A visual navigation aid comprisinga radar antenna;

  • means for storing map data;

    a compass;

    means for sensing the position of said radar antenna;

    a display;

    means for inputting at least one point of interest; and

    a controller, said controller responsive to said radar antenna to depict a radar sweep on said display, said controller responsive to said map data storage means to depict a map on said display;

    said controller responsive to said compass, said position sensing means and said point of interest input means for controlling said display to depict the point of interest in its proper position on both the map and the radar sweep,whereby radar targets, map features and the point of interest may be correlated.

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