The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Patent No.:

US 9013772 B1

PDF
Full Text
Expired
Date of Patent:
Apr. 21, 2015

Filed:

Mar. 14, 2014
Applicants:

Tadashi Kitai, Zama, JP;

Takahiro Fukase, Kawasaki, JP;

Inventors:

Tadashi Kitai, Zama, JP;

Takahiro Fukase, Kawasaki, JP;

Assignee:

Ricoh Company, Ltd., Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03F 3/08 (2006.01); H04N 1/60 (2006.01); G06K 9/00 (2006.01);
U.S. Cl.
CPC ...
H04N 1/6027 (2013.01);
Abstract

An information processing apparatus including a read image obtainer and a setting value calculator implemented by circuitry. The read image obtainer obtains a scanned determination image, including a plurality of different dot patterns output by an image forming apparatus on a recording medium. The setting value calculator, for each of the different dot patterns of the obtained scanned determination image, determines densities of different colors of the respective dot pattern and a total number of pixels influencing the density of each coefficient of a dot gain correction filter, with respect to each target pixel. The setting value calculator further configured calculates the coefficients of the dot gain correction filter based on the determined densities of the different colors of the different dot patterns and the total number of pixels, determined for each coefficient of the dot gain correction filter and for each of the different dot patterns.


Find Patent Forward Citations

Kitai, Tadashi. (2015). Apparatus, system, and method of inspecting image, and computer-readable medium storing image inspection control program (U.S. Patent No. 9013772). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9013772

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