METHOD FOR PEER DISCOVERY USING DEVICE-TO-DEVICE LINK

摘要

PURPOSE: A peer discovery method using a direct link between the devices is provided to solve a problem of wireless resource waste and power consumption based on the transmission of discovery information in a discovery process. CONSTITUTION: The transmission of discovery information is requested. The discovery information is transmitted or is not transmitted based on the request. When the discovery information is transmitted, the transmitted discovery information is received by a device. The device desires to find out a proximity device or a service. The transmission of the discovery information is requested from a user or an application. [Reference numerals] (AA) Sub-block transmission; (BB) Discovery resource block #; (CC) Discovery resource sub-block #;