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:
Dec. 10, 2024
Filed:
Mar. 14, 2023
Applicant:
Seiko Epson Corporation, Tokyo, JP;
Inventor:
Yoichi Momose, Matsumoto, JP;
Assignee:
SEIKO EPSON CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 9/31 (2006.01);
U.S. Cl.
CPC ...
H04N 9/3179 (2013.01); H04N 9/312 (2013.01);
Abstract
A projection device includes a display panel including a plurality of OLEDs that emit light in a predetermined direction, and an optical path shift element that shifts an optical path of light emitted from the plurality of light emitting elements. The display panel turns on the plurality of OLEDs in a light emission sub-frame, turns off the plurality of OLEDs in a vertical scanning blanking period, and turns on the plurality of OLEDs in a light emission sub-frame, and the optical path shift element fixes the optical path in the light emission sub-frame and shifts the optical path in the vertical scanning blanking period.