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Methods and apparatus for robust decoding of glyph address carpets

  • US 6,208,771 B1
  • Filed: 08/31/1998
  • Issued: 03/27/2001
  • Est. Priority Date: 12/20/1996
  • Status: Expired due to Term
First Claim
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1. An apparatus for decoding an image, comprising:

  • means for determining an orientation of a captured image of two-dimensional address codes, further comprising;

    means for developing a correlation indicating the orientation of a matrix associated with the image relative to an orientation of the two-dimensional address codes; and

    means for translating the two dimensional address codes in accordance with the orientation of the image into a discrete pointer.

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