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:
Nov. 03, 2026

Filed:

Jul. 13, 2023
Applicant:

Coretronic Corporation, Hsin-Chu, TW;

Inventors:

Chang-Hsuan Chen, Hsin-Chu, TW;

Ming-Tsung Weng, Hsin-Chu, TW;

Assignee:

Coretronic Corporation, Hsin-Chu, TW;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03B 21/20 (2006.01);
U.S. Cl.
CPC ...
G03B 21/204 (2013.01); G03B 21/208 (2013.01);
Abstract

The disclosure provides an illumination system including a light source module and a light deflection and diffusion element. The light source module is configured to emit at least one excitation light beam. The light deflection and diffusion element is disposed on a transmission path of the excitation light beam. The light deflection and diffusion element has a central axis. The light deflection and diffusion element includes a plurality of inclined surfaces. Each inclined surface has a different normal direction. The inclined surface is configured to deflect the excitation light beam toward the central axis of the light deflection and diffusion element. The disclosure also provides a projection device including the illumination system.


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Chen, Chang-Hsuan. (2026). Illumination system and projection device (U.S. Patent No. 12782798). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12782798

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