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 8648937 B1

PDF
Full Text
Expired
Date of Patent:
Feb. 11, 2014

Filed:

Nov. 16, 2011
Applicants:

Shiroshi Kanemitsu, Kanagawa, JP;

Kazuhiro Tabuchi, Kanagawa, JP;

Takaaki Kawakami, Kanagawa, JP;

Inventors:

Shiroshi Kanemitsu, Kanagawa, JP;

Kazuhiro Tabuchi, Kanagawa, JP;

Takaaki Kawakami, Kanagawa, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 5/217 (2011.01); H04N 5/225 (2006.01); G06K 9/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

According to one embodiment, an image processing apparatus includes a color-difference signal correction unit. The color-difference signal correction unit includes a smoothing unit and a color edge extracting unit. The smoothing unit performs smoothing process on a color-difference signal to obtain a smoothed color-difference signal. The color edge extracting unit extracts a color edge component to be added to the smoothed color-difference signal. An edge coring unit which is included in the color edge extracting unit performs a coring process on a difference between the color-difference signal before the smoothing process is performed and the smoothed color-difference signal.


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