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 9357139 B1

PDF
Full Text
Expired
Date of Patent:
May. 31, 2016

Filed:

Mar. 02, 2015
Applicant:

Canon Kabushiki Kaisha, Tokyo, JP;

Inventor:

Eisaku Tatsumi, Kawasaki, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 5/235 (2006.01); G06T 5/00 (2006.01); G06T 5/20 (2006.01);
U.S. Cl.
CPC ...
H04N 5/2355 (2013.01); G06T 5/003 (2013.01); G06T 5/007 (2013.01); G06T 5/20 (2013.01); H04N 5/2353 (2013.01); H04N 5/2356 (2013.01); G06T 2207/10004 (2013.01); G06T 2207/10144 (2013.01); G06T 2207/10148 (2013.01); G06T 2207/20024 (2013.01); G06T 2207/20208 (2013.01); G06T 2207/20221 (2013.01);
Abstract

An image processing apparatus for generating a high dynamic range image using a plurality of images obtained by capturing images of a same object with different exposure values, has: an input unit for inputting a correctly exposed image generated with correct exposure and an incorrectly exposed image generated with exposure other than the correct exposure; a filter unit for performing low pass filter processing on the incorrectly exposed image; and a composition unit for generating a high dynamic range image by composing an output image of the filter unit with the correctly exposed image.


Find Patent Forward Citations

Tatsumi, Eisaku. (2016). Image processing apparatus, display apparatus and image capturing apparatus with generation of composite image by adding multiplied edge components outputted from first multiplier and multiplied low frequency components outputted from second mylitplier (U.S. Patent No. 9357139). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9357139

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