METHOD AND APPARATUS FOR ACQUIRING TIME UPLINK FRAME AND TIME DOWNLINK FRAME STRUCTURE IN WIRELESS COMMUNICATION CELLULAR SYSTEM OF UNLICENSED FREQUENCY BAND, AND METHOD AND APPARATUS FOR TRANSMITTING AND RECEIVING SIGNAL

摘要

Provided is a method for transmitting a signal of a base station. The base station: transmits grant information for uplink transmission to a terminal through a channel of an unlicensed band; and transmits an initial signal including first information representing a time when the grant information is transmitted to the terminal through the channel of the unlicensed band.;COPYRIGHT KIPO 2016