CONTROL CIRCUIT OF ELECTRIC POWER

摘要

PROBLEM TO BE SOLVED: To attain the best use of energy received from an inductive interface for holding life of a battery.

SOLUTION: The circuit of control of electric power for a system having a combined electric power source of an inductively coupled circuit and a battery includes a voltage detection circuit for detecting each voltage of the electric power source. A switching apparatus connects one electric power source selectively to a single user or a plurality of the users. The switching apparatus is controlled by an adequate control circuit in accordance with an output from the voltage detection circuit.

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