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介绍了我国列车通信网络技术的发展情况,详细阐述了TCN技术的系统结构和自主研发的TCN网络通信系统实现原理,讨论了UIC556协议的构成和实现的基本思路。展望了TCN网络核心技术研发和列车网络通信技术的发展方向。
The development of train communication network technology in China is introduced. The system structure of TCN technology and the principle of TCN network communication system developed by ourselves are described in detail. The basic idea of the composition and realization of UIC556 protocol is discussed. Looking forward to the research and development of core technology of TCN network and the development direction of train network communication technology.