Digital image processing device involving processing of areas of

Details Digital image processing device involving processing of areas of Digital image processing device involving processing of areas of

1992-03-27

1995-09-05

Herndon, Heather R.

Image analysis

Histogram processing

For setting a threshold

382197, 382199, G06K 948

Patent

active

054486920

ABSTRACT:
An image processing device incorporated in a digital image forming apparatus and capable of effecting various kinds of digital image processing, e.g., erasing, italicizing and shadowing, and blanking with a particular area of an image. Considering the fact that frame lines included in a document image can replace marks to be entered by a marker pen, the image processing device extracts areas each being delimited by a frame line as candidates for image processing.

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patent: 5091967 (1992-02-01), Ohsawa
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