CHARGING CONTROLLER, RECHARGEABLE BATTERY, ELECTRONIC DEVICE, AND CONTROL METHOD

A charging controller includes an internal resistance measurement unit configured to measure an internal resistance of a rechargeable battery multiple times over a charging period of the rechargeable battery; a detection unit configured to detect a peak of the internal resistance based on a change i...

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Bibliographic Details
Main Authors Kosuga, Tadashi, Yamaguchi, Hiromitsu, Otsuki, Hideki, Fukuoka, Koichi
Format Patent
LanguageEnglish
Published 25.01.2024
Subjects
CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTINGELECTRIC POWER
CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
ELECTRICITY
GENERATION
SYSTEMS FOR STORING ELECTRIC ENERGY
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Summary:A charging controller includes an internal resistance measurement unit configured to measure an internal resistance of a rechargeable battery multiple times over a charging period of the rechargeable battery; a detection unit configured to detect a peak of the internal resistance based on a change in the internal resistance measured by the internal resistance measurement unit; and an update unit configured to update a full charge capacity of the rechargeable battery referring to the peak of the internal resistance detected by the detection unit.
Bibliography:Application Number: US202318479633