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:
Nov. 15, 2016
Filed:
Apr. 14, 2016
Applicant:
O2micro Inc., Santa Clara, CA (US);
Inventor:
Xiaofei Gong, Shanghai, CN;
Assignee:
O2Micro Inc., Santa Clara, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02J 7/00 (2006.01); H02J 7/14 (2006.01); B60L 11/18 (2006.01);
U.S. Cl.
CPC ...
H02J 7/0016 (2013.01); H02J 7/0021 (2013.01); B60L 11/1866 (2013.01); H02J 7/0014 (2013.01); H02J 7/0031 (2013.01);
Abstract
A battery system includes multiple battery cells having multiple cell voltages, and a balancing module. The battery module coupled to multiple battery cells and configured to specify a first voltage threshold according to an amount of a charging current supplied to the battery cells in constant current charging mode, and to initiate a balance check of the battery cells if the first voltage threshold is not satisfied by a cell voltage of the plurality of cell voltages.