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:
Jul. 23, 2019

Filed:

Dec. 06, 2016
Applicant:

Infineon Technologies Austria Ag, Villach, AT;

Inventors:

Johann Kolar, Zürich, CH;

Matthias Kasper, Zürich, CH;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02M 1/36 (2007.01); H02J 3/36 (2006.01); H02M 1/42 (2007.01); H02M 3/335 (2006.01); H02M 5/22 (2006.01); H02M 1/00 (2006.01); H02M 7/483 (2007.01);
U.S. Cl.
CPC ...
H02M 1/36 (2013.01); H02J 3/36 (2013.01); H02M 1/4208 (2013.01); H02M 3/33584 (2013.01); H02M 5/225 (2013.01); H02M 2001/008 (2013.01); H02M 2001/0074 (2013.01); H02M 2001/0077 (2013.01); H02M 2007/4835 (2013.01); Y02B 70/126 (2013.01);
Abstract

A power converter circuit includes a plurality of first converter cells, a plurality of second converter cells, and a plurality of DC link capacitors. Each of the plurality of first converter cells is coupled to a corresponding one of the plurality of DC link capacitors. Each of the plurality of second converter cells is coupled to a corresponding one of the plurality of DC link capacitors. At least one of the plurality of second converter cells is configured to, during start-up of the power converter, internally dissipate power received from the corresponding DC link capacitor while a cell output power of the at least one of the plurality of second converter cells is substantially zero.


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