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Soh Prediction Device And Operating Method Thereof
Abstract: A state of heath (SOH) prediction device according to an embodiment disclosed in the present document may include: an electrochemical impedance spectroscopy (EIS) data acquisition unit for acquiring EIS data of a battery; a feature point identification unit for identifying feature points from the EIS data; a resistance parameter calculation unit for calculating a resistance parameter of the battery on the basis of the feature points; and an SOH determination unit for determining an SOH of the battery according to the resistance parameter from relationship data between a temperature at which the EIS data is acquired, the resistance parameter, and the SOH.
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Notices, Deadlines & Correspondence
Notices, Deadlines & Correspondence
Patent Information
Application #
Filing Date
02 June 2025
Publication Number
26/2025
Publication Type
INA
Invention Field
PHYSICS
Status
Email
Parent Application
Applicants
LG ENERGY SOLUTION, LTD.
Tower 1, 108, Yeoui-daero
Yeongdeungpo-gu
Seoul 07335
Inventors
1. KIM, Hyeon Su
LG Energy Solution Research Park, 188, Munji-ro
Yuseong-gu
Daejeon 34122
2. PARK, Jae Dong
LG Energy Solution Research Park, 188, Munji-ro
Yuseong-gu
Daejeon 34122
Specification
Documents
Application Documents
| # | Name | Date |
|---|---|---|
| 1 | 202517053484-TRANSLATIOIN OF PRIOIRTY DOCUMENTS ETC. [02-06-2025(online)].pdf | 2025-06-02 |
| 2 | 202517053484-STATEMENT OF UNDERTAKING (FORM 3) [02-06-2025(online)].pdf | 2025-06-02 |
| 3 | 202517053484-REQUEST FOR EXAMINATION (FORM-18) [02-06-2025(online)].pdf | 2025-06-02 |
| 4 | 202517053484-PROOF OF RIGHT [02-06-2025(online)].pdf | 2025-06-02 |
| 5 | 202517053484-PRIORITY DOCUMENTS [02-06-2025(online)].pdf | 2025-06-02 |
| 6 | 202517053484-NOTIFICATION OF INT. APPLN. NO. & FILING DATE (PCT-RO-105-PCT Pamphlet) [02-06-2025(online)].pdf | 2025-06-02 |
| 7 | 202517053484-FORM 18 [02-06-2025(online)].pdf | 2025-06-02 |
| 8 | 202517053484-FORM 1 [02-06-2025(online)].pdf | 2025-06-02 |
| 9 | 202517053484-DRAWINGS [02-06-2025(online)].pdf | 2025-06-02 |
| 10 | 202517053484-DECLARATION OF INVENTORSHIP (FORM 5) [02-06-2025(online)].pdf | 2025-06-02 |
| 11 | 202517053484-COMPLETE SPECIFICATION [02-06-2025(online)].pdf | 2025-06-02 |
| 12 | 202517053484-MARKED COPIES OF AMENDEMENTS [03-06-2025(online)].pdf | 2025-06-03 |
| 13 | 202517053484-FORM 13 [03-06-2025(online)].pdf | 2025-06-03 |
| 14 | 202517053484-AMMENDED DOCUMENTS [03-06-2025(online)].pdf | 2025-06-03 |
| 15 | 202517053484-FORM-26 [04-06-2025(online)].pdf | 2025-06-04 |