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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 9876974 B1

PDFFull Text
Date of Patent:
Jan. 23, 2018

Filed:

Dec. 07, 2016

Endoscope

Applicant:

Olympus Corporation, Tokyo, JP;

Inventors:

Fumiyuki Okawa, Tama, JP;

Hidenori Hashimoto, Sagamihara, JP;

Yasunori Matsui, Nishitokyo, JP;

Assignee:

OLYMPUS CORPORATION, Tokyo, JP;

Attorney:

Scully, Scott, Murphy & Presser, P.C.

Primary Examiner:

Talha M Nawaz

Int. Cl.
CPC ...
H04N 7/18 (2006.01); H04N 11/02 (2006.01); H04N 9/47 (2006.01); H04N 5/3745 (2011.01); A61B 1/04 (2006.01); A61B 1/00 (2006.01); A61B 1/05 (2006.01); G02B 23/24 (2006.01); G06T 5/20 (2006.01); H04N 5/225 (2006.01); H04N 5/268 (2006.01); H04N 7/10 (2006.01);
U.S. Cl.
CPC ...
H04N 5/37455 (2013.01); A61B 1/00009 (2013.01); A61B 1/00112 (2013.01); A61B 1/04 (2013.01); A61B 1/05 (2013.01); G02B 23/2484 (2013.01); G06T 5/20 (2013.01); H04N 5/2253 (2013.01); H04N 5/268 (2013.01); H04N 7/10 (2013.01); H04N 7/183 (2013.01); H04N 2005/2255 (2013.01);
Abstract

An endoscope is an endoscope connectable to a processor provided with a high frequency component enhancement circuit configured to perform, for an image pickup signal having an attenuated high frequency component, enhancement correction of the high frequency component, the endoscope including: a CMOS image sensor provided with an image pickup portion configured to pick up an optical image of a subject and generate an analog image pickup signal and an A/D converting portion configured to convert the analog image pickup signal to a digital image pickup signal and output the digital image pickup signal; a cable for transmitting the digital image pickup signal; and a filter having frequency characteristics equalizing frequency characteristics of the high frequency component enhancement circuit.

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