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:
Feb. 07, 2017
Filed:
Dec. 30, 2013
Applicant:
Huawei Technologies Co., Ltd., Shenzhen, CN;
Inventors:
Assignee:
Huawei Technologies Co., Ltd., Shenzhen, CN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02J 9/06 (2006.01); H02M 3/158 (2006.01); H02J 9/04 (2006.01); H02M 1/42 (2007.01);
U.S. Cl.
CPC ...
H02J 9/04 (2013.01); H02J 9/062 (2013.01); H02M 3/1584 (2013.01); H02J 2009/063 (2013.01); H02M 1/4225 (2013.01); H02M 2003/1586 (2013.01); Y10T 307/32 (2015.04); Y10T 307/625 (2015.04);
Abstract
An uninterruptable power supply (UPS) and a direct current-direct current (DC-DC) converter. An input end of the DC-DC converter is connected to a BUS+, a BUS−, and an N wire, and a load in the DC-DC converter is connected to a switch tube through an inductor rather than being directly connected to the switch tube.