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. 13, 2012
Filed:
Oct. 16, 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 Innovation Co., Ltd., Seoul, KR;
Korea Advanced Institute of Science and Technology, Daejeon, KR;
Abstract
The present invention relates to an automatic charge equalization apparatus and method having an automatic PWM generating means for a series-connected battery string. The automatic charge equalization method and apparatus for a series-connected battery string according to the present invention can improve charge equalization by accomplishing charge equalization operation after comparing the potential of the corresponding battery cell with the average potential of the plurality of battery cells including the corresponding battery cell upon charging or discharging the corresponding battery cell.