ETSI ETS 300 633 PRA1-1999 传输和复用(TM).数字无线中继系统(DRRS).运行于频率范围为2.1 GHz至2.6 GHz内的低容量点对点DRRS
Transmission and Multiplexing (TM); Digital Radio Relay Systems (DRRS); Low and Medium Capacity Point-To-Point DRRS Operating the Frequency Range 2,1 GHz to 2,6 GHz