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:
Dec. 21, 2021
Filed:
Jul. 05, 2018
Lg Chem, Ltd., Seoul, KR;
LG CHEM, LTD., Seoul, KR;
Abstract
A battery module equalization apparatus includes a plurality of slave controllers each electrically connected to the plurality of battery modules to measure voltage values of the plurality of battery modules, and having a slave charging/discharging channel through which the current that charges and discharges each battery module flows, and a master controller that receives the voltage value of each battery module from the plurality of slave controllers, selects at least one of the plurality of slave controllers based on the received voltage value, and transmits a CHARGE or DISCHARGE command to the at least one selected slave controller, and having a master charging/discharging channel through which the charging current supplied to the at least one slave controller and the discharging current supplied from the at least one slave controller flow.