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.

Date of Patent:
Aug. 11, 2026

Filed:

Oct. 21, 2022
Applicant:

Lg Energy Solution, Ltd., Seoul, KR;

Inventors:

Joon Sup Kang, Daejeon, KR;

Nak Gi Sung, Daejeon, KR;

Sung Tae Kim, Daejeon, KR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01R 31/3835 (2019.01); G01R 31/367 (2019.01);
U.S. Cl.
CPC ...
G01R 31/3835 (2019.01); G01R 31/367 (2019.01);
Abstract

Discussed is a secondary battery low-voltage defect determination system, which can include a database unit configured to store existing data on battery manufacturing process conditions, activation process conditions, voltage measurement conditions, and a battery voltage measured after an activation process of a battery, a detection unit configured to detect experimental data on the manufacturing process conditions, the activation process conditions, the voltage measurement conditions, and the battery voltage measured after the activation process of the battery, and a calculation unit configured to calculate target voltage drop correction data based on the existing data stored in the database unit and the experimental data detected by the detection unit.


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