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:
Dec. 30, 2025

Filed:

May. 02, 2023
Applicant:

Solaredge Technologies Ltd., Herzeliya, IL;

Inventors:

David Braginsky, Yokne'am, IL;

Eado Twig, Zur Itshak, IL;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02M 3/158 (2006.01); H02M 1/00 (2006.01);
U.S. Cl.
CPC ...
H02M 3/1584 (2013.01); H02M 1/0058 (2021.05); H02M 1/0064 (2021.05);
Abstract

A switching circuit may comprise first and second switch legs and a coupled inductor. The controller may operate the first and second switch legs to control a current flowing through the coupled inductor such that zero voltage switching (ZVS) may be applied to the first and second switch legs. The system may determine a switching event time of a switch in the first switch leg, and determine a switching node voltage rise event time of the first switch leg based on a voltage measured at a switching node of the first switch leg. The controller may drive one or more switches using PWM signals. For example, the controller may drive one or more switches based on determining, for a switching instance, a phase difference between a first PWM signal and a second PWM signal for generating a ripple current for ZVS.


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