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. 12, 2021
Filed:
Jun. 06, 2019
Samsung Sdi Co., Ltd., Yongin-si, KR;
Hyeoncheol Jeong, Yongin-si, KR;
Gilchoun Yeom, Yongin-si, KR;
Sanggu Lee, Yongin-si, KR;
Seunglim Choi, Yongin-si, KR;
Ji-Hoon Kim, Yongin-si, KR;
Samsung SDI Co., Ltd., Yongin-si, KR;
Abstract
A voltage equalizer includes: first, second, and third junction terminals respectively connected to a positive electrode of a first battery module, a positive electrode of a second battery module, and negative electrodes of the first and second battery modules; an equalizer circuit connected between the first and second junction terminals, and the equalizer forming a current path between the first and second junction terminals; a first indicator having a first displaying state that changes according to a voltage difference between the first and second junction terminals; a first comparator for outputting a first output voltage according to an input voltage that is input in proportion to a voltage between the first and third junction terminals; and a second indicator having a second displaying state that changes according to the first output voltage of the first comparator.