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Digital halftoning using prioritized textures

  • US 6,262,745 B1
  • Filed: 12/19/1997
  • Issued: 07/17/2001
  • Est. Priority Date: 01/15/1997
  • Status: Expired due to Term
First Claim
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1. A computer-implemented method for creating a halftone image from a reference image composed of regions, each region having a respective intensity value, comprising:

  • providing a plurality of planes of rays, each of the planes of rays being associated with a respective range of intensities;

    creating a spatial correspondence between rays in the planes of rays and the regions in the reference image; and

    adding to a set of display strokes each portion of each ray in each plane of rays which corresponds to a region in the reference image if the intensity value of the region is within the range of intensities associated with the respective corresponding plane of rays.

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