Image processing apparatus, image processing method, and storage medium for improving the quality of printed edges

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United States of America Patent

PATENT NO 11902488
APP PUB NO 20220242138A1
SERIAL NO

17578248

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Abstract

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An image processing apparatus includes an acquisition unit that acquires N-valued image data corresponding to an image including at least one object, and edge data indicating an edge area of the object, an image processing unit that generates M-valued (N>M≥2) quantized data where each of a plurality of pixels is associated with one of a value indicating that no dot is to be recorded and a value indicating that a dot is to be recorded, based on the acquired image data, using an image processing parameter, and a changing unit that changes at least one pixel among pixels that indicate the edge area of the object in the edge data and have the value indicating that no dot is to be recorded in the quantized data so that the at least one pixel has the value indicating that the dot is to be recorded.

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Patent Owner(s)

Patent OwnerAddress
CANON KABUSHIKI KAISHAOHTA-KU TOKYO 146-8501

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Kanda, Hidehiko Kanagawa, JP 149 1606
Kuriyama, Keiji Saitama, JP 16 9
Nagai, Hajime Kanagawa, JP 28 188
Nakajima, Yoshinori Kanagawa, JP 113 919
Nishioka, Shingo Kanagawa, JP 40 714
Saito, Junichi Kanagawa, JP 188 1737
Wada, Satoshi Tokyo, JP 296 3471
Yazawa, Takeshi Kanagawa, JP 101 1079

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