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. 02, 2016
Filed:
Aug. 25, 2011
Applicant:
Hojun Shim, Seoul, KR;
Inventor:
Hojun Shim, Seoul, KR;
Assignee:
SAMSUNG Electronics Co., Ltd., Suwon-si, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02J 7/00 (2006.01); H02H 3/10 (2006.01); H02J 7/34 (2006.01);
U.S. Cl.
CPC ...
H02J 7/0016 (2013.01); H02H 3/10 (2013.01); H02J 7/345 (2013.01);
Abstract
An auxiliary power device includes an auxiliary power source having first and second charging cells connected in series, a cell balance circuit configured to sense a charging voltage between the first and second charging cells, generate a balance voltage based on the sensed charging voltage, and applies the generated balance voltage between the first and second charging cells, and a microprocessor configured to diagnose the first and second charging cells based on the sensed charging cells and control the cell balance circuit.