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中文摘要：
设计了一套基于摩托罗拉GP3688的无线列车调度通信系统.给出了系统的总体设计,着重阐述了数据传输的接口技术、数字信号的软件调制/解调以及数据传输的纠错编码等几个关键实现.现场运行结果表明：该系统具有较高的可靠性,对提高铁路系统中通信的可靠性具有重要的实用价值.
英文摘要：
A kind of wireless communication system designed for train dispatching service is introduced. The system overall design is given first, and then interface technologies of data transmission, soft modulation and demodulation of digital signal, and error correction coding in data transmission are presented in detail respectively. The results obtained from practical use shows the high reliability of the system. It is also of important practical value for improving the reliability of communication in train dispatching.
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