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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 8801194 B1

PDFFull Text
Expired
Date of Patent:
Aug. 12, 2014

Filed:

Mar. 07, 2011

Projector with illumination control based on fixation degree

Applicants:

Kenji Nakayama, Kumamoto, JP;

Tetsuro Mizushima, Fukuoka, JP;

Tatsuo Itoh, Osaka, JP;

Shinichi Kadowaki, Fukuoka, JP;

Inventors:

Kenji Nakayama, Kumamoto, JP;

Tetsuro Mizushima, Fukuoka, JP;

Tatsuo Itoh, Osaka, JP;

Shinichi Kadowaki, Fukuoka, JP;

Assignee:

Panasonic Corporation, Osaka, JP;

Attorney:

Wenderoth, Lind & Ponack, L.L.P.

Primary Examiner:

Georgia Y Epps

Assistant Examiner:

Jori S Reilly-Diakun

Int. Cl.
CPC ...
G03B 21/00 (2006.01); G03B 21/14 (2006.01); G03B 21/20 (2006.01); G03B 29/00 (2006.01); G03B 33/12 (2006.01); G06F 1/16 (2006.01); H04N 9/31 (2006.01);
U.S. Cl.
CPC ...
G03B 21/2053 (2013.01); H04N 9/3173 (2013.01); G03B 29/00 (2013.01); H04N 9/3197 (2013.01); H04N 9/3194 (2013.01); G03B 21/20 (2013.01); H04N 9/3161 (2013.01); G03B 33/12 (2013.01); G06F 1/1637 (2013.01); G03B 21/00 (2013.01);
Abstract

A projector for projecting an image light including: a laser light source for emitting a laser beam; a light modulator for modulating the laser beam to generate the image light; a projection portion for projecting the image light; a detector for detecting a fixation degree of the projector; and a controller for controlling the power of the image light on the basis of the fixation degree.

Find Patent Forward Citations

Nakayama, Kenji. (2014). Projector with illumination control based on fixation degree (U.S. Patent No. 8801194). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8801194

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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