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.
Patent No.:
Date of Patent:
Mar. 18, 2025
Filed:
Dec. 03, 2019
Mitsubishi Electric Corporation, Tokyo, JP;
Katsuya Ota, Tokyo, JP;
Shigeo Hayashi, Tokyo, JP;
Mitsubishi Electric Corporation, Tokyo, JP;
Abstract
A power conversion device that converts electric power between a DC circuit and an AC circuit includes a leg circuit including a plurality of sub modules connected in series. A first sub module of the plurality of sub modules includes a first energy accumulation element, a first semiconductor circuit including two switching elements connected in series, and a second semiconductor circuit. The second semiconductor circuit includes a series circuit including a switching element and a semiconductor element connected in series, a second energy accumulation element connected in parallel to the series circuit, and an element including a resistive component connected in series to a parallel circuit including the series circuit and the second energy accumulation element.