单信道地面和机载无线电系统由ITT公司制造的背负式、车载和机载无线电组成，其中最广泛使用的无线电是PRC-119。
The software-driven Single Channel Ground and Airborne Radio System constitutes a family of manpack, vehicular, and airborne radios manufactured by ITT’s Communications Systems Division.
信道是通信系统必不可少的组成部分，而信道中的噪声又是不可避免的。
The channel constitutes an absolutely necessarily part of communication system, and noise in channel is unavoidable.
此算法由信道均衡器和匹配滤波器组成，信道均衡是基于迫零均衡准则。
It consists of a channel equalizer and code matched filter. The equalization algorithm is based on zero forcing (ZF) criterion.
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