Terrestrial Trunked Radio (TETRA); Voice and Data (V+D) and Direct Mode Operation (DMO); Mobile Station (MS) Man Machine Interface (MMI)
地面集群无线电(TETRA);语音和数据(V+D)和直接模式操作(DMO);移动台(MS)人机界面(MMI)
发布日期:
1996-08-01
ETR描述了访问和控制TETRA电信服务的最低MMI
Th ETR is to describe the minimum MMI to gain access to, and to control, TETRA telecom services