| 摘要 |
A wireless power transmission system which enables the transmission and receipt of induced power signals and resonance power signals is provided to increase the control efficiency and to simplify the composition, by comprising: a hybrid wireless power transmission device that can resonate an induced power signal and a resonance power signal; and a wireless power receiving device that can receive a power signal from the hybrid wireless power transmission device, the hybrid wireless power transmission device by comprising: a transmission coil made for resonating an induced power signal; a transmission antenna made for resonating a resonance power signal; a first variable capacitor block connected to the transmission coil and the transmission antenna; and a transmission control unit that, when the wireless power receiving device is an induced power receiving device, operates the transmission coil and controls the first variable capacitor block for induced main impedance matching; and when the wireless power receiving device is a magnetic resonance receiving device, operates the transmission antenna and controls the first variable capacitor block for resonance main impedance matching. The wireless power receiving device is comprises: a receiving block that can receive at least one from among the resonance power signal and the induced power signal; a second variable capacitor block connected to the receiving block; and a receiving control unit that controls the second variable capacitor block for an auxiliary impedance matching with the wireless transmission device. |
