Facsimile and static presentation processing – Natural color facsimile – Color correction
Patent
1993-09-29
1995-01-17
Coles, Sr., Edward L.
Facsimile and static presentation processing
Natural color facsimile
Color correction
358515, 358534, 382 30, H04N 146
Patent
active
053830369
ABSTRACT:
A method for enhancing the contour fidelity of printed images of two or more colors is described, which includes obtaining a digital representation of the color image and finding color separations of each color. Each color separation is enhanced by a single set of inverse symmetrical templates, the set including templates in which the second template is always the inverse of the first, and the third and fourth templates are 180 degree rotations of the first two. The resulting smoothed color separations are recombined into an enhanced image without separation error.
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Filshtinsky Sofia
Mailloux Louis D.
Coles Sr. Edward L.
Jacobs R. Christine
Nguyen Madeleine Anh-Vinh
Xerox Corporation
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