Wireless power communication method and system in wireless power communication network

摘要

The present invention relates to a wireless power transmission method and system in a wireless power communication network, the wireless power transmission method in a wireless power communication network according to an embodiment of the present invention, by an energy limited terminal in the wireless power communication network In the wireless power transmission method performed, the step of collecting first neighboring channel information used in the vicinity of the energy-limited terminal, the collected first neighboring channel information through backscatter communication to the wireless power transmission device Transmitting the included energy request message, and performing energy harvesting by receiving a wireless power signal through a minimum interference channel selected by the wireless power transmission device, and charging a battery provided through energy harvesting. do.