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:

Dec. 19, 2023
Applicant:

Monolithic Power Systems, Inc., Kirkland, WA (US);

Inventors:

Daocheng Huang, Santa Clara, CA (US);

Junjie Feng, San Jose, CA (US);

Fengchun He, Hangzhou, CN;

Xu Han, Hangzhou, CN;

Assignee:

Monolithic Power Systems, Inc., Kirkland, WA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02M 3/00 (2006.01); H02M 1/088 (2006.01); H02M 3/157 (2006.01); H02M 3/158 (2006.01);
U.S. Cl.
CPC ...
H02M 3/01 (2021.05); H02M 1/088 (2013.01); H02M 3/157 (2013.01); H02M 3/158 (2013.01);
Abstract

A non-isolated resonant switching converter has a transformer, a resonant tank, a first switching device coupled between an input node and the resonant tank, a second switching device coupled between the resonant tank and a secondary winding of the transformer, and a third switching device coupled between the secondary winding and the ground. The third switching device is driven by a first driver, the second switching device is driven by a second driver, and the first switching device is driven by a third driver. When the first and third switching devices are turned on and the second switching device is turned off, a first capacitor used to power the second driver is charged. When the first and third switching devices are turned off and the second switching device is turned on, a second capacitor used to power the third driver is charged by the first capacitor.


Find Patent Forward Citations

Quick Actions:

Huang, Daocheng. (2026). Non-isolated resonant converter and driving circuit thereof (U.S. Patent No. 12785551). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12785551

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