Iimage processing apparatus

Details Iimage processing apparatus Iimage processing apparatus

1995-07-06

1998-02-17

Coles, Sr., Edward L.

Image analysis

Image enhancement or restoration

Edge or contour enhancement

382269, 382199, 382205, 358462, 358532, 358457, H04N 140, H04N 146

Patent

active

057199671

ABSTRACT:
An image processing apparatus capable of generating multivalue image data to be reproduced by a laser printer and the like as a hard copy having high visual quality. A first character/line drawing data is separated from an input multivalue image data to be subjected to an image data processing for removing jaggies appearing in curved or straight lines of characters and lines, and then is synthesized with a patter data having data indicative of edge directions to generate an output multivalue image data, so as to provide the hard copy having high visual quality.

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