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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 12738195 B1

PDFFull Text
Date of Patent:
Sep. 15, 2026

Filed:

Jul. 18, 2023

Micro led driving circuit comprising double gate transistor and micro led display device comprising thereof

Applicant:

Seoul National University R&db Foundation, Seoul, KR;

Inventors:

Soo Yeon Lee, Seoul, KR;

Ji Min Kang, Seoul, KR;

Assignee:

SEOUL NATIONAL UNIVERSITY R&DB FOUNDATION, Seoul, KR;

Attorney:

Sughrue Mion, PLLC

Primary Examiner:

Jason M Mandeville

Int. Cl.
CPC ...
G09G 3/32 (2016.01); G09G 3/20 (2006.01); G09G 3/30 (2006.01); G09G 3/3208 (2016.01); G09G 3/3225 (2016.01); G09G 3/3233 (2016.01); G09G 3/34 (2006.01); H05B 45/325 (2020.01);
U.S. Cl.
CPC ...
G09G 3/32 (2013.01); G09G 3/2014 (2013.01); G09G 3/2018 (2013.01); G09G 3/30 (2013.01); G09G 3/3208 (2013.01); G09G 3/3225 (2013.01); G09G 3/3233 (2013.01); G09G 3/34 (2013.01); H05B 45/325 (2020.01); G09G 2300/0852 (2013.01); G09G 2320/0233 (2013.01); G09G 2320/0242 (2013.01);
Abstract

The present invention relates to a micro LED driving circuit including a double gate transistor, and includes a PWM circuitry for controlling the emission time of the micro LED; and a CCG circuitry that controls a constant current to be supplied while the micro LED emits light based on the PWM data voltage.

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Lee, Soo. (2026). Micro led driving circuit comprising double gate transistor and micro led display device comprising thereof (U.S. Patent No. 12738195). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12738195

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