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:
Oct. 20, 2020
Filed:
Oct. 17, 2017
Applicant:
Lg Chem, Ltd., Seoul, KR;
Inventors:
Sung Ju Hong, Cheongju-Si, KR;
Ho Chol Nam, Cheongju-Si, KR;
Hak In Kim, Cheongju-Si, KR;
Seog Jin Yoon, Cheongju-Si, KR;
Assignee:
LG CHEM, LTD., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02J 7/04 (2006.01); H02J 7/00 (2006.01); H01M 10/42 (2006.01);
U.S. Cl.
CPC ...
H02J 7/0019 (2013.01); H01M 10/42 (2013.01); H02J 7/00 (2013.01); H02J 7/0021 (2013.01); H02J 7/0047 (2013.01); H02J 7/0048 (2020.01); H02J 7/0049 (2020.01); H02J 7/00714 (2020.01); H02J 7/007184 (2020.01); H02J 7/04 (2013.01); H02J 7/045 (2013.01); H02J 2207/40 (2020.01);
Abstract
The present invention relates to an apparatus and method for providing a charging voltage, and more particularly, to an apparatus and method for providing a charging voltage, which rapidly provide a stable charging voltage to a corresponding cell through a cell balancing voltage source that is one of two separate charging voltage sources, when cell balancing is necessary.