Lg energy solution, ltd. (20250123334). Battery Diagnosis Apparatus and Method
Battery Diagnosis Apparatus and Method
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Battery Diagnosis Apparatus and Method
This abstract first appeared for US patent application 20250123334 titled 'Battery Diagnosis Apparatus and Method
Original Abstract Submitted
according to aspects of the disclosure, a battery diagnosis apparatus includes: a sensor configured to generate first open circuit voltage (ocv) data by measuring an ocv from a diagnosis target battery; and a controller configured to: obtain first soc data regarding a state of charge (soc) of the diagnosis target battery based on the first ocv data, derive second soc data for estimating the soc of the diagnosis target battery based on the first soc data, obtain second ocv data of the diagnosis target battery based on the second soc data, and diagnose a state of the diagnose target battery based on the first ocv data and the second ocv data.