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:
Oct. 31, 2023

Filed:

Feb. 28, 2022
Applicant:

Kabushiki Kaisha Toshiba, Tokyo, JP;

Inventors:

Masahiro Koyama, Shinagawa, JP;

Yusuke Hayashi, Yokohama, JP;

Kazuto Takao, Tsukuba, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02M 3/335 (2006.01); H02M 3/00 (2006.01);
U.S. Cl.
CPC ...
H02M 3/33571 (2021.05); H02M 3/01 (2021.05);
Abstract

Electronic circuitry includes a resonant circuit to receive a square-wave voltage based on a first DC voltage and generate a first voltage; a first transmission circuit to transmit the first voltage via a transformer including a primary inductor and a secondary inductor; a second transmission circuit to transmit the first voltage via a first capacitor and a second capacitor, the first capacitor being electrically connected to a first end of the primary inductor, the second capacitor being electrically connected to a second end of the primary inductor; a rectifier circuit to rectify the first voltage and generate a second DC voltage, the first voltage being transmitted by the first transmission circuit or the second transmission circuit; a first switch circuit configured to connect the first transmission circuit and the rectifier circuit; and a second switch circuit to connect the second transmission circuit and the rectifier circuit.


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