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:
Aug. 12, 2025

Filed:

Dec. 20, 2021
Applicant:

Omron Corporation, Kyoto, JP;

Inventors:

Takayoshi Tawaragi, Kyoto, JP;

Takanori Ishii, Kyoto, JP;

Aya Murata, Kyoto, JP;

Assignee:

OMRON CORPORATION, Kyoto, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02M 1/00 (2007.01); H02M 1/08 (2006.01); H02M 7/483 (2007.01); H02M 7/487 (2007.01);
U.S. Cl.
CPC ...
H02M 1/0095 (2021.05); H02M 1/0029 (2021.05); H02M 1/08 (2013.01); H02M 7/4833 (2021.05); H02M 7/4837 (2021.05); H02M 7/487 (2013.01);
Abstract

A controller in a power conversion unit increases or decreases, based on a detected voltage value of a first flying capacitor, a value of a gate voltage to be applied to a gate terminal of a target switch to be controlled selectively from first to fourth switches in a first capacitor circuit to cause conduction between a drain terminal and a source terminal of the target switch, or changes a gradient of the gate voltage value. The controller increases or decreases, based on a detected voltage value of the second flying capacitor, a value of a gate voltage to be applied to a gate terminal of a target switch to be controlled selectively from fifth to eighth switches in a second capacitor circuit to cause conduction between a drain terminal and a source terminal of the target switch, or changes a gradient of the gate voltage value.


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