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 7804532 B1

PDF
Full Text
Expired
Date of Patent:
Sep. 28, 2010

Filed:

Apr. 24, 2006
Applicants:

Kazuhiro Takahashi, Kawasaki, JP;

Masahiro Suzuki, Inzai, JP;

Daiki Ito, Tokyo, JP;

Inventors:

Kazuhiro Takahashi, Kawasaki, JP;

Masahiro Suzuki, Inzai, JP;

Daiki Ito, Tokyo, JP;

Assignee:

Nikon Corporation, Tokyo, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04N 9/64 (2006.01); H04N 5/217 (2006.01);
U.S. Cl.
CPC ...
Abstract

A noise reducing device captures image data obtained by capturing a field with an image capturing part and a plurality of blackout image data obtained by capturing the field with the image capturing part under a light shielded state. This device reduces non-correlative random noise in the plural blackout image data. With random noise reduced, fixed pattern noise appears more accurately in resultant as blackout image data B. This device reduces the fixed pattern noise in the image data by using this blackout image data B.


Find Patent Forward Citations

Takahashi, Kazuhiro. (2010). Noise reducing device, electronic camera, and image processing program for reducing image noise by using blackout image (U.S. Patent No. 7804532). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7804532

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