Patent ID: 7589503

Claim:
A recharging apparatus applied to a portable electronic device, selectively enables or interrupts recharging procedures for a rechargeable battery in the portable electronic device, the recharging apparatus comprising: an input unit for generating a switching control signal according to an input signal created by a user of the recharging apparatus; a recharging circuit for receiving an enable signal and then outputting a recharging power used for recharging the rechargeable battery; a control unit, electrically connected to the input unit and the recharging circuit, for determining whether to output the enable signal to the recharging circuit in accordance with the switching control signal; and a battery energy measuring circuit electrically connected to the control unit, for measuring energy of the rechargeable battery to output a measure value to the control unit; wherein the control unit outputs the enable signal to the recharging circuit regardless of a value of the switching control signal when the measure value is smaller than a threshold value.