| 摘要 |
A wireless power transfer and transmission device according to an embodiment of the present invention comprises a transmitting side communication unit, wherein the transmitting side communication unit transmits a first control signal to a receiving side communication unit, receives a second control signal comprising information regarding the amount of power of the first control signal from the receiving side communication unit, and controls the amount of power of the first control signal by comparing, on the basis of the second control signal, the amount of power of the first control signal with a predetermined range. |
