USB memory device having functions of wireless signal transmission, wireless power driving, and heat dissipation and USB system using the same

The present invention provides a wireless signal transmission, USB memory having a wireless power driving device and the heat radiation function. USB memory device in accordance with one embodiment of the present invention includes a substrate comprising a first side and a second side opposite to each other; One or more semiconductor chips mounted on the control board; Memory semiconductor chips mounted on the substrate one or more; It is mounted on the substrate, to receive power wirelessly, the wireless power supply for providing power to control the semiconductor chips and semiconductor memory chips; Is mounted on a substrate, by using a wireless signal transmitting and receiving data is implemented in the wireless signal unit and the substrate to provide the data to the memory semiconductor chips, all heat for controlling the temperature of the substrate; and a.