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:
May. 23, 2023
Filed:
Nov. 16, 2021
Applicant:
Seiko Epson Corporation, Tokyo, JP;
Inventors:
Toru Aoki, Shiojiri, JP;
Shinichi Wakabayashi, Suwa, JP;
Masatoshi Ito, Matsumoto, JP;
Daigo Hokazono, Suwa, JP;
Assignee:
SEIKO EPSON CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 9/31 (2006.01); G02F 1/13 (2006.01);
U.S. Cl.
CPC ...
H04N 9/315 (2013.01); G02F 1/1313 (2013.01); H04N 9/3111 (2013.01);
Abstract
A liquid crystal projector includes a liquid crystal panel configured to generate a modulated image, a sensor configured to detect a temperature of the liquid crystal panel, an optical shift element configured to shift an emission optical path of the modulated image generated by the liquid crystal panel, and a control circuit configured to control a velocity of a shift in the optical shift element according to the temperature detected by the sensor.