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:
Apr. 09, 2024

Filed:

Jan. 28, 2022
Applicant:

Huawei Technologies Co., Ltd., Guangdong, CN;

Inventors:

Xueji Zhang, Shenzhen, CN;

Liqun Xiong, Shenzhen, CN;

Jinli Feng, Dongguan, CN;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02J 5/00 (2016.01); H02J 1/00 (2006.01); H02J 3/00 (2006.01); H02J 9/06 (2006.01);
U.S. Cl.
CPC ...
H02J 5/00 (2013.01); H02J 1/00 (2013.01); H02J 3/0012 (2020.01); H02J 9/061 (2013.01);
Abstract

This application provide a power supply device and a control method. In one example, a power supply device includes a first AC/DC unit and a second AC/DC unit. An input terminal of the first AC/DC unit and an input terminal of the second AC/DC unit are connected to an alternating current input bus. An output terminal of the first AC/DC unit is connected to a first direct current output bus. The first AC/DC unit is output stable. An output terminal of the second AC/DC unit is connected to a second direct current output bus. Power is output to a plurality of direct current output buses respectively through a plurality of AC/DC units to supply power to different loads.


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