摘要 |
The present invention relates to a method for changing characteristics of wireless power transmission according to a usage form and conditions of a device. According to an aspect of the present invention, a method for determining wireless power transmission and reception characteristics by determining a users location, movement, state, and reaction to contents detected by a device comprises: detecting a location, a movement, a state, and a reaction to contents; determining whether the detected data is appropriate; and determining characteristics of power and a device for receiving power according to the determination result. Also, equipment using the method is disclosed. |