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:
Apr. 29, 2014

Filed:

Feb. 09, 2011
Applicant:

Keiji Higuchi, Kunitachi, JP;

Inventor:

Keiji Higuchi, Kunitachi, JP;

Assignee:

Olympus Corporation, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 5/217 (2011.01); H04N 5/00 (2011.01);
U.S. Cl.
CPC ...
Abstract

An image signal processing apparatus that performs a noise reduction process on an image signal of an image captured by an imaging device is provided. By performing a first smoothing process on an input signal of an image signal that is received from an imaging unit and that is subjected to a first image processing, a first smoothed signal creating unit creates a first smoothed signal in which noise is reduced. By performing a second smoothing process that is different from the first smoothing process on the input signal, the second smoothed signal creating unit creates a second smoothed signal in which noise is reduced. A mixing processing unit mixes the first smoothed signal and the second smoothed signal in accordance with a mixing ratio according to a value of the input signal.


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