Wireless recharge system and method for controlling recharge permission in wireless recharge system

Proposes to charge admission control method in A4WP technology based on a power supplier can allow or disallow wireless charging for PRU control over whether to approve the wireless charging system and a wireless charging system of the. Proposed method is a power transmission unit transmitting the PRU control messages to a power receiving unit, the power transmission unit which receives the PRU dynamic parameter characteristic generated by the power receiving unit based on the authentication number, the user inputs the power receiving unit step, the power transmitting unit is transmitting an authentication code entered by the user to the authentication server, the authentication server authenticating the authentication code entered by the user, and a power transmission unit to the power receiving unit based on the authentication result of the authentication server, a charging power to a includes a step of supplying the air.