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.:
Date of Patent:
Nov. 12, 2019
Filed:
Nov. 14, 2017
Canon Kabushiki Kaisha, Tokyo, JP;
Azusa Koike, Kawasaki, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
An image processing apparatus comprise a correction unit configured to generate a corrected image from an input image using a correction value; an image processing unit configured to generate a first image, in which a first pattern for measuring an ambient light distribution is incorporated into the input image or the corrected image, and a second image that is different from the first image; an acquisition unit configured to acquire an ambient light distribution based on captured images of a region in which the first image and the second image are displayed while the first image and the second image are switched therebetween in the same frame; and a correction value calculation unit configured to calculate the correction value based on an ambient light distribution acquired by the acquisition unit.