| 摘要 |
PURPOSE: A non-contact charging system is provided to stably charge electricity by controlling the intensity of a charging current of a battery cell according to the kind of input power. CONSTITUTION: A non-contact power transmitting device(100) comprises a power supply unit(180), a power confirmation unit(190) and a wireless power transmission controller(130). The power supply unit receives input power including commercial power and USB(Universal Serial Bus) power. The power confirmation unit confirms the kind of the input power supplied to the power supply unit. A wireless power transmission controller generates the power confirmation code corresponding to the kind of input power. A non-contact power receiving device(200) supplies the charging current corresponding to the power confirmation code received from the non-contact power transmitting device to the battery cell.
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