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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.:

US 9954369 B1

PDFFull Text
Date of Patent:
Apr. 24, 2018

Filed:

Sep. 14, 2015

Power supply method and apparatus

Applicant:

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

Inventor:

Qingyin Fang, Shenzhen, CN;

Assignee:

HUAWEI TECHNOLOGIES CO., LTD., Shenzhen, CN;

Attorney:

Huawei Technologies Co., Ltd.

Primary Examiner:

Hal Kaplan

Int. Cl.
CPC ...
H02J 9/06 (2006.01); H02J 7/00 (2006.01); H02J 9/00 (2006.01); H02M 7/44 (2006.01); H02J 3/36 (2006.01); H02J 3/00 (2006.01); G06F 1/00 (2006.01); G06F 1/30 (2006.01);
U.S. Cl.
CPC ...
H02J 3/36 (2013.01); G06F 1/00 (2013.01); G06F 1/30 (2013.01); H02J 3/00 (2013.01); H02J 7/00 (2013.01); H02J 9/00 (2013.01); H02J 9/06 (2013.01); H02J 9/061 (2013.01); H02M 7/44 (2013.01); Y10T 307/615 (2015.04);
Abstract

Embodiments of the present invention disclose a power supply method, including: rectifying a second alternating current, and converting the second alternating current into a second high voltage direct current; when the second high voltage direct current is abnormal, inputting a third high voltage direct current to a DC/DC module; when the second high voltage direct current is normal, inputting the second high voltage direct current to the DC/DC module; and converting, by the DC/DC module, the second high voltage direct current or the third high voltage direct current into a low voltage direct current for outputting.

Find Patent Forward Citations

Fang, Qingyin. (2018). Power supply method and apparatus (U.S. Patent No. 9954369). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9954369

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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