DISCOVERY SIGNAL TRANSMITTED IN DIRECT COMMUNICATION SYSTEM, AND METHOD FOR TRANSMITTING/RECEIVING THE DISCOVERY SIGNAL

摘要

An embodiment of the present invention provides a discovery signal which is broadcasted from a first terminal engaging in direct communication to a wireless channel. The discovery signal include: a first field displaying whether the discovery signal is a terminal detection signal or a service detection signal; and a second field including either of the terminal identifier information of the first terminal or the service information of a service provided by the first terminal according to the first field value.