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:
Oct. 24, 2023

Filed:

Jul. 26, 2022
Applicant:

Coretronic Corporation, Hsin-Chu, TW;

Inventors:

Yun-Shih Chen, Hsin-Chu, TW;

Yu-Hsuan Hsieh, Hsin-chu, TW;

Po-Yen Wu, Hsin-chu, TW;

Assignee:

Coretronic Corporation, Hsin-Chu, TW;

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 system and a projection method are provided. The projection system includes a digital micromirror device, a digital light processing chip, and a display processing chip. The display processing chip receives a first image signal with a variable frame rate from an external signal source, and outputs a second image signal with one of a plurality of fixed projection frame rates to the digital light processing chip according to the first image signal and one of the fixed projection frame rates supported by the projection system. The digital light processing chip drives the digital micromirror device according to the second image signal. The projection system and the projection method of the invention may realize a variable frame rate function and effectively improve smoothness of a projection image.


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