Patent ID: 6424122
Filing Date: 2002-07-23
Classification: B60L,H02J,Y02T

Abstract:
A battery charging control unit which controls electric power from a power source and supplies it to a battery via a charger, comprising:a charging capacity insufficiency detection unit which detects an insufficiency in charging capacity of said battery based on the previous charging condition of said battery, said charging capacity insufficiency detection unit being capable of memorizing the detected insufficiency in charging capacity of said battery; a charging capacity restoring determination unit which, after said charging capacity insufficiency detection unit detects an insufficiency in the charging capacity of said battery, determines if said insufficiency in charging capacity of said battery will be restored by carrying out a supplemental charging process for said battery; and a supplemental charging unit which carries out said supplemental charging process for said battery if said charging capacity insufficiency detection unit detects said insufficiency in charging capacity of said battery and said charging capacity restoring determination unit determines that said insufficiency in charging capacity of said battery will be restored by said supplemental charging process.