Method and device for wirelessly transmitting power

A device for transmitting a power, the device comprising:

• a communication unit;
• a power transmitting unit;
• and
• a processor configured to:
• receive, through the communication unit, location information associated with a wireless charging area from the wireless power receiving device, and
• control to transmit, through the power transmitting unit, the power wirelessly based on the location information.

A wireless power receiving method of a wireless power receiving device, the method comprising:

• obtaining communication establishment information and location information associated with a wireless charging area from a tag device;
• establishing communication with a wireless power transmitting device based on the communication establishment information;
• transmitting the location information to the wireless power transmitting device;
• and
• wirelessly receiving power from the wireless power transmitting device.