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:
Jun. 27, 2023
Filed:
Oct. 24, 2019
Lg Chem, Ltd., Seoul, KR;
Yeo-Bong Yoon, Daejeon, KR;
LG ENERGY SOLUTION, LTD., Seoul, KR;
Abstract
A balancing apparatus, a battery management system and a battery pack including the battery management system are described. The balancing apparatus includes a voltage regulator to generate a first high level voltage from a voltage of an auxiliary battery, a power switch electrically connected to a high voltage node of a battery group, a DC-DC converter to generate a second high level voltage from a voltage applied to a voltage input terminal, a balancing unit including a plurality of balancing circuits connected in parallel to a plurality of battery cells of the battery group; and a control unit to hold the first high level voltage applied to the control terminal of the power switch in response to the second high level voltage being applied to the power terminal.