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.

Date of Patent:
Aug. 02, 2022

Filed:

Feb. 12, 2021
Applicant:

Canon Kabushiki Kaisha, Tokyo, JP;

Inventors:

Kyohei Kikuta, Tokyo, JP;

Kosei Takahashi, Ibaraki, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 1/00 (2006.01); G06T 7/00 (2017.01); H04N 1/407 (2006.01);
U.S. Cl.
CPC ...
H04N 1/00005 (2013.01); G06T 7/0002 (2013.01); H04N 1/0005 (2013.01); H04N 1/00015 (2013.01); H04N 1/00034 (2013.01); H04N 1/00063 (2013.01); H04N 1/00076 (2013.01); H04N 1/4072 (2013.01); G06T 2207/20224 (2013.01); G06T 2207/30144 (2013.01); G06T 2207/30168 (2013.01); H04N 2201/0082 (2013.01);
Abstract

There is provided with an information processing apparatus. A first obtaining unit obtains data of a reference image indicating a target of printing output to be performed by a printing apparatus. A second obtaining unit obtains data of an image printed by the printing apparatus. A correcting unit corrects a local image density difference or the reference image based on a global image density difference between the reference image and the printed image. An evaluating unit evaluates quality of the printed image based on the local image density difference between the corrected reference image and the printed image.


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