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:
May. 13, 2025

Filed:

May. 11, 2021
Applicant:

Lg Energy Solution, Ltd., Seoul, KR;

Inventors:

Sang-Hyun Park, Daejeon, KR;

Jun-Young Kwon, Daejeon, KR;

Seol Yoo, Daejeon, KR;

Min-Soo Park, Daejeon, KR;

Jin-Uk Lee, Daejeon, KR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02J 7/00 (2006.01); G01R 31/3835 (2019.01); H01M 10/44 (2006.01); H01M 10/48 (2006.01); H01M 4/02 (2006.01); H01M 4/587 (2010.01);
U.S. Cl.
CPC ...
H02J 7/007182 (2020.01); G01R 31/3835 (2019.01); H01M 10/44 (2013.01); H01M 10/48 (2013.01); H02J 7/00032 (2020.01); H01M 2004/027 (2013.01); H01M 4/587 (2013.01);
Abstract

A Depth of Charge (DOC) setting apparatus includes a charging and discharging unit for completely charging a battery to a set target voltage and discharging the completely-charged battery; a profile obtaining unit for obtaining a voltage profile for capacity and voltage of the battery while the battery is charged and discharged and obtaining a differential profile for capacity and differential voltage of the battery from the obtained voltage profile; and a processor for sequentially selecting any one of a plurality of preset voltages and setting the selected preset voltage as the target voltage and for obtaining a feature value for a target peak in each of a plurality of differential profiles and setting a DOC for the battery based on the plurality of obtained feature values.


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