CHARGING SYSTEM, POWER-SUPPLY ADAPTER, CHARGER, AND METHOD FOR CONTROLLING CHARGER

Abstract: one aspect of the present disclosure provides a charging system including a power-supply adapter and a charger. the power-supply adapter includes a power conversion circuit and a state detection circuit. the charger includes at least one attachment and a charging circuit. the state detection circuit (i) generates a state indicating signal, (ii) transmits the state indicating signal to an electrical cable, and (iii) varies the state indicating signal in accordance with a state of the power-supply adapter. the charging circuit (i) receives dc power and the state indicating signal from the power-supply adapter via the electrical cable and (ii) varies charging power for charging at least one battery pack in accordance with a variation in the state indicating signal.

Inventor(s): Masaya MIZUTANI

CPC Classification: H02J7/06 (CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY)

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