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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.:

US 12557197 B1

PDFFull Text
Date of Patent:
Feb. 17, 2026

Filed:

Jul. 12, 2024

Control device of illumination system

Applicant:

Japan Display Inc., Tokyo, JP;

Inventors:

Kazunori Yamaguchi, Tokyo, JP;

Chiehan Chien, Tokyo, JP;

Gang Shao, Tokyo, JP;

Assignee:

Japan Display Inc., Tokyo, JP;

Attorney:

K&L Gates LLP

Primary Examiner:

Jimmy T Vu

Int. Cl.
CPC ...
H05B 47/10 (2020.01); F21V 9/40 (2018.01); F21V 33/00 (2006.01); G02F 1/13 (2006.01); G02F 1/1347 (2006.01); H05B 47/105 (2020.01); H05B 47/175 (2020.01); H05B 47/19 (2020.01);
U.S. Cl.
CPC ...
H05B 47/105 (2020.01); F21V 9/40 (2018.02); F21V 33/0052 (2013.01); G02F 1/1347 (2013.01); H05B 47/19 (2020.01); H05B 47/1965 (2024.01);
Abstract

A control device of an illumination system includes an illumination device capable of controlling a distribution angle of light emitted from a light source. The control device includes a detection device including a distribution angle adjustment region for the illumination device on an XY plane with a predetermined position as the origin in a detection region provided with a plurality of detection elements arranged in an X direction and a Y direction, a display panel including a display region overlapping the detection region in plan view, the display panel being provided with a distribution angle adjustment object in a region overlapping the distribution angle adjustment region in the display region, and a processing device.

Find Patent Forward Citations

Yamaguchi, Kazunori. (2026). Control device of illumination system (U.S. Patent No. 12557197). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12557197

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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