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.:
Date of Patent:
Apr. 06, 2021
Filed:
Jul. 17, 2019
Applicant:
Seiko Epson Corporation, Tokyo, JP;
Inventor:
Makoto Kobayashi, Matsumoto, JP;
Assignee:
SEIKO EPSON CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G09G 3/00 (2006.01); H04N 9/31 (2006.01); G09G 3/36 (2006.01); G09G 3/34 (2006.01); G02F 1/13357 (2006.01);
U.S. Cl.
CPC ...
G09G 3/001 (2013.01); G02F 1/1336 (2013.01); G09G 3/3413 (2013.01); G09G 3/36 (2013.01); H04N 9/3155 (2013.01); G09G 2320/046 (2013.01);
Abstract
A projector includes: a projection unit having a light modulation device and projecting a projection image via the light modulation device; an image pickup unit picking up the projection image projected by the projection unit and generating picked-up image data; a decision unit deciding a first elimination execution time for which an elimination function to eliminate burn-in on the light modulation device is executed, based on the picked-up image data; and a processing unit executing the elimination function during the first elimination execution time decided by the decision unit.