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:
Apr. 14, 2026

Filed:

Feb. 22, 2024
Applicant:

Acer Incorporated, New Taipei City, TW;

Inventor:

Tzu-Tseng Chan, New Taipei City, TW;

Assignee:

ACER INCORPORATED, New Taipei City, TW;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02M 3/335 (2006.01); H02M 1/00 (2006.01); H02M 3/00 (2006.01);
U.S. Cl.
CPC ...
H02M 3/33569 (2013.01); H02M 1/0058 (2021.05); H02M 3/01 (2021.05); H02M 3/015 (2021.05);
Abstract

Provided is a resonant converter capable of adaptively tuning a quality factor based on load. The resonant converter includes a resonant tank having an inductor part whose inductance is tunable according to a first control potential, a magnetizing inductor, and a capacitor part whose capacitance is tunable according to a second control potential. The resonant converter detects the rectifying current of its output stage for responding to the load state of the resonant converter. The resonant converter outputs the first and second control potentials in response to the load state, tuning the equivalent inductance of the inductor part, the equivalent capacitance of the capacitor part, or both, thereby changing the quality factor of the resonant converter.


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