US PATENT SUBCLASS 382 / 266
.~ Edge or contour enhancement

Current as of: June, 1999
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382 /   HD   IMAGE ANALYSIS

254  DF  IMAGE ENHANCEMENT OR RESTORATION {7}
266.~ Edge or contour enhancement {3}
267  DF  .~.~> Minimize discontinuities in dot-matrix image data (i.e., connecting or merging the dots)
268  DF  .~.~> Minimize discontinuities at boundaries of image blocks (i.e., reducing blocking effects or effects of wrap-around)
269  DF  .~.~> Minimize jaggedness in edges (e.g., anti-aliasing)

DEFINITION

Classification: 382/266

Edge or contour enhancement:

(under subclass 254) Subject matter wherein processing is done to visually enhance the outlines of individual characters or objects of interest in the image by emphasizing high frequency, transitional image data while deemphasizing or removing low-frequency, homogeneous background image data.

SEE OR SEARCH THIS CLASS, SUBCLASS:

199, through 200, for edge or contour enhancement designed to facilitate the recognition of pattern*s.

263, for edge or contour enhancing filters.