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:
Dec. 09, 2025

Filed:

Aug. 24, 2023
Applicant:

Samsung Sdi Co., Ltd., Yongin-si, KR;

Inventor:

Duckgu Cho, Yongin-si, KR;

Assignee:

SAMSUNG SDI CO., LTD., Yongin-si, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01R 31/396 (2019.01); G01R 31/3835 (2019.01); G01R 31/3842 (2019.01); G01R 31/392 (2019.01); H01M 10/42 (2006.01); H01M 10/48 (2006.01); H02J 7/00 (2006.01);
U.S. Cl.
CPC ...
G01R 31/396 (2019.01); G01R 31/3835 (2019.01); G01R 31/3842 (2019.01); G01R 31/392 (2019.01); H02J 7/0014 (2013.01); H02J 7/0047 (2013.01); H01M 10/42 (2013.01); H01M 10/482 (2013.01); H02J 7/0029 (2013.01);
Abstract

An abnormal cell detection method of a battery pack including a plurality of cells, the method including obtaining a first plurality of discharge rates for each cell during a first rest period in a cell balancing state, prohibiting a cell balancing of the plurality of cells if a first cell having a first discharge rate greater than or equal to a first threshold value is detected, obtaining a second plurality of discharge rates during a second rest period for each of the plurality of cells in a cell balancing prohibition state, and detecting an abnormal cell having a second discharge rate greater than or equal to a second threshold value.


Find Patent Forward Citations

Loading…