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:
Sep. 22, 2026

Filed:

Apr. 29, 2024
Applicant:

National Tsing Hua University, Hsinchu, TW;

Inventors:

King-Yuen Wong, Hsinchu, TW;

Shuo Hung Hsu, Hsinchu, TW;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03K 17/16 (2006.01); H03K 19/20 (2006.01);
U.S. Cl.
CPC ...
H03K 17/165 (2013.01); H03K 19/20 (2013.01);
Abstract

A driving circuit for a power transistor is proposed and includes a gate driving circuit, a controlling circuit and the power transistor. The gate driving circuit outputs a driving voltage signal and a pulse width modulation signal. The controlling circuit is coupled to the gate driving circuit and includes a voltage controller, a first transistor and a second transistor. The voltage controller outputs a controlling signal. The first transistor is turned on or off according to the pulse width modulation signal. The second transistor is turned on or off according to the pulse width modulation signal and the controlling signal. The power transistor coupled to the gate driving circuit and the controlling circuit is controlled by the driving voltage signal. When the first transistor is turned on or the first transistor and the second transistor are turned on, the driving voltage signal is pulled to a target voltage level.


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Wong, King-Yuen. (2026). Driving circuit and controlling method for power transistor (U.S. Patent No. 12744523). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12744523

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