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. 30, 2024

Filed:

Mar. 31, 2022
Applicant:

Huawei Digital Power Technologies Co., Ltd., Shenzhen, CN;

Inventors:

Chen Chen, Dongguan, CN;

Bin Ma, Dongguan, CN;

Weiping Liu, Dongguan, CN;

Zhaoxue Cui, Dongguan, CN;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02M 1/32 (2007.01); B60L 53/22 (2019.01); H02M 7/12 (2006.01); H02M 7/797 (2006.01); H02H 9/04 (2006.01);
U.S. Cl.
CPC ...
H02M 1/32 (2013.01); B60L 53/22 (2019.02); H02H 9/047 (2013.01); H02M 7/125 (2013.01); H02M 7/797 (2013.01);
Abstract

A converter for avoiding a short-circuit fault of the converter while inhibiting a surge impact includes: a power factor correction (PFC) circuit, a surge protection circuit, and a switch circuit. The PFC circuit is configured to: convert a first component of a first alternating current received by an alternating current terminal of the PFC circuit into a first direct current, and output the first direct current through a direct current terminal of the PFC circuit; and convert a second direct current received by the direct current terminal of the PFC circuit into a second alternating current, and output the second alternating current through the alternating current terminal of the PFC circuit.


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