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 9438771 B1

PDF
Full Text
Expired
Date of Patent:
Sep. 06, 2016

Filed:

Oct. 06, 2014
Applicant:

Canon Kabushiki Kaisha, Tokyo, JP;

Inventors:

Takayoshi Yokoyama, Utsunomiya, JP;

Koshi Hatakeyama, Tokyo, JP;

Takashi Oniki, Chikusei, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 5/217 (2011.01); H04N 5/357 (2011.01); H04N 9/04 (2006.01);
U.S. Cl.
CPC ...
H04N 5/217 (2013.01); H04N 5/3572 (2013.01); H04N 9/045 (2013.01);
Abstract

An image processing apparatus () includes a detection unit () configured to detect a first region in which one of a signal level of a color plane corresponding to at least one color filter of an image acquired from an image pickup element including a plurality of color filters and a signal level of a brightness plane generated from the image monotonically increases or monotonically decreases in a first direction in a predetermined section, a determination unit () configured to determine a second region in which color bleeding occurs, based on optical information on the color bleeding of an image pickup optical system and information on the first region, and a correction unit () configured to correct the image so as to reduce the color bleeding.


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