Multi-node wireless power transmission system and charging method therof using magnetic resonance induction

The present invention includes a plurality of groups the wireless charger relates to the effective magnetic multi node using resonant induction wireless power transmission system and a charging method capable of charging, the wireless power transmission apparatus of each wireless from the wireless power transmission apparatus through a magnetic field communication , it learns what the distance to the filling machine, by controlling or blocking the power receiving capability of the some of the wireless charging device to be used as a repeater group some of the wireless charger to achieve efficient filling of the entire multi-node wireless power transmission system.