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:
Mar. 25, 2025

Filed:

Mar. 27, 2024
Applicant:

Seiko Epson Corporation, Tokyo, JP;

Inventors:

Toru Aoki, Shiojiri, JP;

Kazuhisa Mizusako, Shiojiri, JP;

Yusuke Komuro, Azumino, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G09G 3/36 (2006.01); G09G 3/00 (2006.01);
U.S. Cl.
CPC ...
G09G 3/007 (2013.01); G09G 3/36 (2013.01); G09G 2320/0247 (2013.01);
Abstract

A projection type display apparatus includes a liquid crystal panel including a first panel pixel, a liquid crystal panel including a second panel pixel, an optical path shift element that shifts projection positions of the first panel pixel and the second panel pixel, and a display control circuit that controls the liquid crystal panel and the optical path shift element. The display control circuit causes the optical path shift element to shift the projection position from a first unit period to a fourth unit period of one frame period for each unit period. A centroid of a path on which the first panel pixel is projected from the first unit period to the fourth unit period is different from a centroid of a path on which the second panel pixel is projected from the first unit period to the fourth unit period.


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