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:
Feb. 14, 2023

Filed:

Feb. 10, 2021
Applicant:

Aes Global Holdings Pte Ltd., Singapore, SG;

Inventors:
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02M 3/335 (2006.01); H02M 1/08 (2006.01); H02M 1/00 (2006.01);
U.S. Cl.
CPC ...
H02M 3/33592 (2013.01); H02M 1/08 (2013.01); H02M 1/0058 (2021.05);
Abstract

A circuit for use in an LLC converter comprises a first primary side switch, a first secondary side switch assembly, a controller, and a resonant network. The controller is configured to measure, on the LLC primary side, a first voltage and determine a delay due to the first voltage. The controller is also configured to apply a first gate voltage to the first primary side switch to transition the first primary side switch from an off state to an on state and apply a second gate voltage to the first secondary side switch assembly to transition the first secondary side switch assembly from an off state to an on state. The application of the first and second gate voltages are separated by a synchronous rectifier delay based on the delay due to the first voltage, the first voltage comprising a voltage across the resonant capacitor.


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