WIRELESS CHARGING DEVICE AND TRANSMITTING MODULE AND TRANSMITTER COIL THEREOF

摘要

A transmitter coil includes a winding part. The winding part is a circular-shaped spirally-wound coil with a hollow portion. The outer diameter of the winding part is in the range between 56 mm and 66 mm. The inner diameter of the winding part is in the range between 30 mm and 40 mm. The turn number of the winding part is in the range between 7 and 13. A transmitting module with the transmitter coil and a wireless charging device with the transmitter coil are also provided.