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Digital image coin discrimination for use with consumer-operated kiosks and the like

  • US 9,443,367 B2
  • Filed: 01/17/2014
  • Issued: 09/13/2016
  • Est. Priority Date: 01/17/2014
  • Status: Expired due to Fees
First Claim
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1. A computer-implemented method for identifying coins, the method comprising:

  • obtaining a first digital image of a coin with a camera;

    generating a second digital image from the first digital image, wherein the second digital image is a line image;

    identifying at least one edge in the second digital image;

    adding an image of a line to the second digital image;

    determining an angle between the at least one edge and the image of the line; and

    discriminating the coin by comparing the angle to a stored property of a coin.

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