Survey of Development and Application of Train Communication Network

This article introduces the history of the key technologies of the train communication network (TCN), describes the existing WTB/MVB technical characteristics, and compares the products and their applications on locomotives and urban rail trains in China. This article further analyzes the technical characteristics of a new generation of TCN and its capability of supporting train control, video surveillance, and passenger information service. At the end of the paper, the future development trends of the train communication network systems are prospected.