To drivers convenience, the DCS technology of mobile radio transceivers is introdued with PC, channel parameter programming and signaling code programming, it is simple and straight-forward and is of low production costs.
为了司机操作方便，在车用通信机中引入数码静噪系统；用ＩＢＭＰＣ对通信机信道参数及信令码进行编程，操作方法简单明了，且大幅度降低生产成本；用锁相环压控振荡器输出电压Ｕｃ对本振频率带宽跟踪补偿，可使带宽增加０。
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