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In this work, an evaluation of the fourth generation (4G) waveform performance in underground tunnel scenarios has been carried out with the help of hardware testbeds. The equipment for the measurements has been deployed inside the carriage of an underground train, and the antenna elements were located both outside and inside the carriage. The experiments consisted of narrowband and wideband propagation...
Railway and telecommunication companies have showed a great interest in deploying broadband mobile wireless networks in high-speed trains with the aim of supporting both provisioning of passenger services and automatic train control and signaling. This motivates the study of broadband wireless communications between a base-station transmitter and a mobile receiver whose antennas are placed on the...
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