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:
Oct. 20, 2015

Filed:

Jun. 19, 2012
Applicants:

Takayuki Sato, Tokyo, JP;

Kaoru Kotoda, Tokyo, JP;

Hisashi Nishimura, Tokyo, JP;

Kazuhiro Takizawa, Tokyo, JP;

Motoo Azuma, Tokorozawa, JP;

Satoshi Tanaka, Tokyo, JP;

Naruyasu Kobayashi, Kawasaki, JP;

Inventors:

Takayuki Sato, Tokyo, JP;

Kaoru Kotoda, Tokyo, JP;

Hisashi Nishimura, Tokyo, JP;

Kazuhiro Takizawa, Tokyo, JP;

Motoo Azuma, Tokorozawa, JP;

Satoshi Tanaka, Tokyo, JP;

Naruyasu Kobayashi, Kawasaki, JP;

Assignee:

OLYMPUS CORPORATION, Tokyo, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04N 7/18 (2006.01); A61B 1/04 (2006.01); A61B 1/00 (2006.01);
U.S. Cl.
CPC ...
A61B 1/04 (2013.01); A61B 1/00006 (2013.01);
Abstract

A CMOS sensor converts optical information into an electric signal, and outputs the converted electric signal as an image signal. An imaging clock generating unit generates an imaging clock acting as a source of a drive signal that drives the CMOS sensor. A drive signal generating unit generates an imaging synchronization signal and a drive signal based on the imaging clock. A display clock generating unit generates a display clock. A display synchronization signal generating unit generates a display synchronization signal based on the display clock. A phase comparing unit compares a phase of the imaging synchronization signal with a phase of the display clock, and controls oscillation of the display clock generating unit based on a result of the comparison.


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