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Battery Diagnosis Device And Method
Abstract: A battery diagnosis device according to one embodiment of the present invention comprises: a profile acquisition unit for acquiring a capacity profile about a constant current charging capacity and a constant voltage charging capacity measured during charging of a battery; and a control unit for calculating a capacity change rate between the constant current charging capacity and the constant voltage charging capacity in the capacity profile, comparing the calculated capacity change rate to a preset reference value, and diagnosing the state of the battery on the basis of the comparison result.
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Notices, Deadlines & Correspondence
Notices, Deadlines & Correspondence
Patent Information
Application #
Filing Date
16 October 2024
Publication Number
05/2025
Publication Type
INA
Invention Field
ELECTRICAL
Status
Email
Parent Application
Applicants
LG ENERGY SOLUTION, LTD.
Tower1, 108, Yeoui-daero,
Yeongdeungpo-Gu,
Seoul 07335
Inventors
1. CHA, A-Ming
LG Energy Solution Research Park, 188, Munji-ro,
Yuseong-gu,
Daejeon 34122
2. BAE, Yoon-Jung
LG Energy Solution Research Park, 188, Munji-ro,
Yuseong-Gu,
Daejeon 34122
Specification
Documents
Application Documents
| # | Name | Date |
|---|---|---|
| 1 | 202417078482-TRANSLATIOIN OF PRIOIRTY DOCUMENTS ETC. [16-10-2024(online)].pdf | 2024-10-16 |
| 2 | 202417078482-STATEMENT OF UNDERTAKING (FORM 3) [16-10-2024(online)].pdf | 2024-10-16 |
| 3 | 202417078482-REQUEST FOR EXAMINATION (FORM-18) [16-10-2024(online)].pdf | 2024-10-16 |
| 4 | 202417078482-PROOF OF RIGHT [16-10-2024(online)].pdf | 2024-10-16 |
| 5 | 202417078482-PRIORITY DOCUMENTS [16-10-2024(online)].pdf | 2024-10-16 |
| 6 | 202417078482-POWER OF AUTHORITY [16-10-2024(online)].pdf | 2024-10-16 |
| 7 | 202417078482-NOTIFICATION OF INT. APPLN. NO. & FILING DATE (PCT-RO-105-PCT Pamphlet) [16-10-2024(online)].pdf | 2024-10-16 |
| 8 | 202417078482-FORM 18 [16-10-2024(online)].pdf | 2024-10-16 |
| 9 | 202417078482-FORM 1 [16-10-2024(online)].pdf | 2024-10-16 |
| 10 | 202417078482-DRAWINGS [16-10-2024(online)].pdf | 2024-10-16 |
| 11 | 202417078482-DECLARATION OF INVENTORSHIP (FORM 5) [16-10-2024(online)].pdf | 2024-10-16 |
| 12 | 202417078482-COMPLETE SPECIFICATION [16-10-2024(online)].pdf | 2024-10-16 |
| 13 | 202417078482-FORM 3 [14-04-2025(online)].pdf | 2025-04-14 |