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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 11657484 B1

PDFFull Text
Date of Patent:
May. 23, 2023

Filed:

Mar. 26, 2021

Image processing apparatus to enhance contrast of image, image processing method, and non-transitory computer-readable storage medium

Applicant:

Canon Kabushiki Kaisha, Tokyo, JP;

Inventor:

Taisuke Nishio, Kanagawa, JP;

Assignee:

CANON KABUSHIKI KAISHA, Tokyo, JP;

Attorney:

Cowan, Liebowitz & Latman, P.C.

Primary Examiner:

Li Liu

Int. Cl.
CPC ...
G06T 5/00 (2006.01); H04N 5/235 (2006.01); G06T 5/40 (2006.01);
U.S. Cl.
CPC ...
G06T 5/009 (2013.01); G06T 5/40 (2013.01); H04N 5/2351 (2013.01); G06T 2207/20208 (2013.01);
Abstract

An image processing apparatus comprises a first acquisition unit configured to acquire, based on a luminance distribution in an input image, first control information for controlling characteristics of luminance gradation correction to be applied on the input image, a second acquisition unit configured to acquire, based on the first control information, second control information for controlling characteristics of luminance gradation correction to be applied on the input image, and a correction unit configured to correct luminance gradation of the input image based on the second control information.

Find Patent Forward Citations

Nishio, Taisuke. (2023). Image processing apparatus to enhance contrast of image, image processing method, and non-transitory computer-readable storage medium (U.S. Patent No. 11657484). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11657484

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