ETSI PRETS 300 219-1992 无线电设备和系统(RES).陆地移动业务.发射信号启动接收机特定响应的无线电设备的技术特性和测试条件(RES2-02)
Radio Equipment and Systems (RES); Land Mobile Service Technical Characteristics and Test Conditions for Radio Equipment Transmitting Signals to Initiate a Specific Response in the Receiver (RES 2-02)