Image processing apparatus, printing apparatus and image...

Facsimile and static presentation processing – Static presentation processing – Attribute control

Reexamination Certificate

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Details

C358S003260, C358S539000, C382S251000

Reexamination Certificate

active

07884969

ABSTRACT:
An image processing apparatus, a printing apparatus and an image processing method are provided which can perform quantization processing on image data at high speed based on an error diffusion method while at the same time avoiding degradations in a quality of printed images. When an error value represented by error data is a particular value, the error data is converted into compressed error data with a data volume less than that of the original error data.

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patent: 6009201 (1999-12-01), Acharya
patent: 7643180 (2010-01-01), Yamanaka et al.
patent: 4-35164 (1992-02-01), None
patent: 11-243490 (1999-09-01), None
patent: 2001-285633 (2001-10-01), None
patent: 2006-211351 (2006-08-01), None
Korean Official Notice of Rejection dated May 20, 2009, regarding Application No. 10-2007-0126464 (English translation attached).

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