METHOD AND DEVICE RELATING TO DATA COMMUNICATION RESET AND ABORTION IN WIRELESS POWER TRANSMISSION SYSTEM

The present disclosure provides a method for transmitting wireless power performed by a wireless power transmitter in a wireless power transmission system, and a device using same, the method characterized by entering a power transmission phase associated with transmission of wireless power, and transmitting a first data stream to a wireless power receiver during the power transmission phase, wherein the wireless power transmitter: transmits, to the wireless power receiver, reset information notifying of the resetting of the first data stream; receives a response to the reset information from the wireless power receiver; and resets the first data stream on the basis of receiving the response.