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:
Jun. 24, 2025

Filed:

Sep. 17, 2019
Applicant:

Redisem Ltd., Hong Kong, CN;

Inventors:

Russell Jacques, Hong Kong, CN;

David Coulson, Hong Kong, CN;

Niek Van Der Duijn Schouten, Hong Kong, CN;

Assignee:

RediSem Ltd., Hong Kong, CN;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H02M 1/088 (2006.01); H02M 1/08 (2006.01); H02M 1/38 (2007.01); H02M 3/335 (2006.01); H02M 3/00 (2006.01);
U.S. Cl.
CPC ...
H02M 1/088 (2013.01); H02M 1/08 (2013.01); H02M 1/38 (2013.01); H02M 3/33569 (2013.01); H02M 3/33571 (2021.05); H02M 3/01 (2021.05);
Abstract

A controller for a power converter having at least a first switch and a second switch. Each switch is a transistor with a collector terminal, an emitter terminal, and a base terminal. The controller is connectable to the base terminals of the first and second switches to provide a base current to the base terminals of the first and second switches, and connectable to the emitter terminals of the first and second switches to provide a short-circuit between the base and emitter terminals of the first and second switches. The controller also comprises a timing circuit for controlling the provision of the base current and the short-circuit in a sequence. An associated method is also provided.


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