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:
Nov. 25, 2025

Filed:

Aug. 21, 2023
Applicant:

Kabushiki Kaisha Toshiba, Tokyo, JP;

Inventors:

Yusuke Hayashi, Yokohama Kanagawa, JP;

Keigo Arita, Kawasaki Kanagawa, JP;

Assignee:

Kabushiki Kaisha Toshiba, Kawasaki, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02M 3/335 (2006.01); H02M 1/00 (2007.01); H02M 3/00 (2006.01);
U.S. Cl.
CPC ...
H02M 3/3353 (2013.01); H02M 1/0064 (2021.05); H02M 1/0074 (2021.05); H02M 1/0077 (2021.05); H02M 3/01 (2021.05); H02M 3/33573 (2021.05);
Abstract

According to one embodiment, a power conversion device includes: a plurality of DC-DC converter circuits configured to generate AC voltages at both ends of a plurality of first inductors by switching on a DC voltage and rectifies the AC voltages to output DC voltages; and a plurality of second inductors respectively magnetically coupled to the plurality of first inductors of the plurality of DC-DC converter circuits, wherein inputs and outputs of the plurality of DC-DC converter circuits are respectively connected in series and the plurality of second inductors are connected in parallel between two nodes.


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