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:
May. 14, 2024
Filed:
Dec. 17, 2019
Lg Chem, Ltd., Seoul, KR;
Hyeon Jin Song, Daejeon, KR;
LG ENERGY SOLUTION, LTD., Seoul, KR;
Abstract
A battery charging system including a first battery pack having a first battery that is charged in a non-contact connection; a second battery pack having a second battery that is charged in a non-contact connection, a first capacitor connected in series between positive and negative poles of the second battery, and a first BMS configured to measure a voltage of the second battery and voltages of both ends the first capacitor; and the first BMS charges the second battery with the voltage of the first battery when the first battery voltage is higher than the second battery voltage, and charges the first battery with the voltage of the second battery when the first battery voltage is lower than the second battery voltage.