Railway Communication
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Railway Communication
Railway communication system can be assorted by two kinds depending on the network, which called Backbone Transmission Network and Business Network. The backbone communications network covers most area of the country, with high capacity and stable performance to be used in public communication. On this basis, connecting network can be set up to explore and develop various businesses, which can make up not only independent but also interconnected systems with railway communication business network by the way of hiring relevant circuit. The railway communication business network aims at railway transportation service from design, construction to application. Its main line is located between Ministry of Railways ?Railway Bureau ?Sub-bureau ? Station ?and Railway Section, and can not be open to the society. So it can called as Rail Transportation Communication Network. It consists of transportation dispatching communications, railway telephone transforming network, section special comm