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. 21, 2012
Filed:
Feb. 05, 2008
Joong Hui Lee, Daejeon, KR;
Soo Yeup Jang, Daejeon, KR;
Jeon Keun OH, Daejeon, KR;
Gun Woo Moon, Daejeon, KR;
Chong Eun Kim, Daejeon, KR;
Hong Sun Park, Daejeon, KR;
Chol Ho Kim, Daejeon, KR;
Joong Hui Lee, Daejeon, KR;
Soo Yeup Jang, Daejeon, KR;
Jeon Keun Oh, Daejeon, KR;
Gun Woo Moon, Daejeon, KR;
Chong Eun Kim, Daejeon, KR;
Hong Sun Park, Daejeon, KR;
Chol Ho Kim, Daejeon, KR;
SK Energy Co., Ltd., Seoul, KR;
Korea Advanced Institute of Science and Technology, Daejon, KR;
Abstract
The present invention relates to a charge equalization apparatus, in which series-connected batteries are divided into modules having certain sizes, and intra-module charge equalization and inter-module charge equalization are simultaneously performed, thus improving charge equalization performance and reducing the circuit size.