MUMBAI, India, Aug. 31 -- Intellectual Property India has published a patent application (202517108764 A) filed by Lg Energy Solution, Ltd. on November 10, 2025, for Apparatus And Method For Diagnosing Battery.
Inventors include Choi, Soon-Hyung; Kim, Dong-Hyun; and Kim, Young-Deok Pctkr No.
The application for the patent was published on August 28, 2026, under issue no. 35/2026.
Abstract: An apparatus for diagnosing a battery according to an embodiment of the present invention comprises: a profile acquisition unit configured to acquire a differential profile representing a correspondence relationship between a differential capacity and a voltage of a battery; a profile correction unit configured to determine a target C-rate corresponding to the differential profile, and generate a corrected profile by correcting the differential profile on the basis of an overvoltage profile corresponding to the target C-rate; and a control unit configured to determine a first target peak and a second target peak from the corrected profile, and diagnose a state of the battery on the basis of a behavior of the first target peak and a behavior of the second target peak.
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