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:
Jul. 21, 2026
Filed:
Jan. 31, 2025
Lg Energy Solution, Ltd., Seoul, KR;
Yoon-Jung Bae, Daejeon, KR;
Ju-Ri Kim, Daejeon, KR;
Tae-In Kim, Daejeon, KR;
Seon-Ho Pak, Daejeon, KR;
Kyung-Eun Sun, Daejeon, KR;
Hee-Seok Jeong, Daejeon, KR;
LG ENERGY SOLUTION, LTD., Seoul, KR;
Abstract
A battery diagnosing apparatus according to one embodiment of the present disclosure includes: a profile acquisition unit that acquires a battery profile representing a correspondence between a voltage and a capacity of a battery; and a control unit that divides a capacity section of the battery profile into a plurality of sections, derives a target value for one target index related to a differential capacity peak or a charging capacity ratio among a plurality of diagnosis indices set in advance, from each of the divided sections, compares a correspondence between the derived plurality of target values with a preset reference profile that represents a correspondence between a plurality of target indices, and diagnoses a state of the battery based on a result of the comparison.