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:
Aug. 22, 2017
Filed:
Oct. 15, 2014
Applicants:
Sang-hun Jeon, Suwon-si, KR;
Ik-sung Park, Seoul, KR;
Cheol Kwon, Suwon-si, KR;
Inventors:
Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02J 4/00 (2006.01); H02J 9/06 (2006.01);
U.S. Cl.
CPC ...
H02J 9/061 (2013.01); Y10T 307/344 (2015.04); Y10T 307/615 (2015.04);
Abstract
An auxiliary power supply device can include an auxiliary power source configured to provide auxiliary power. An auxiliary power state detection circuit electrically can be coupled to an input or an output of the auxiliary power source and an auxiliary power supply circuit that can be electrically coupled to the output of the auxiliary power source, where the auxiliary power supply circuit can be configured to provide the auxiliary power to a target system when power supplied to the target system by a main power source is abnormal. Related systems are also disclosed.