The MW-1500 is a digital microwave communication system for radio line of sight (LOS) information transmission.
1500是一种数字式微波通信系统用于视距(LOS)无线电信息传送。
2
The cellular digital packet data (CDPD) is a system which borrows idle radio channels from the existing cellular mobile telephone networks for packet data transmission.
蜂窝数字分组数据(CDPD)是利用现有的模拟蜂窝电话网来传输数据的一种新技术。
3
The BBC has just successfully demonstrated a new digitalradio transmission system.