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DIGITAL SOLAR COMPASS

  • US 20120227273A1
  • Filed: 03/06/2012
  • Published: 09/13/2012
  • Est. Priority Date: 03/09/2011
  • Status: Abandoned Application
First Claim
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1. A digital solar compass, comprising:

  • a planar image sensor for capturing an image;

    a gnomon extending perpendicular to the plane of the image sensor; and

    a signal processor arranged to determine the angle of a shadow cast by the sun and the gnomon from the image captured by the planar image sensor.

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