Cyber-physical systems (CPS) are considered the integration of physical systems in the real
world and control software in computing systems. In CPS, the real world and the computing …

Nowadays, the railway industry is in a position where it is able to exploit the opportunities
created by the IIoT (Industrial Internet of Things) and enabling communication technologies …

Railway communications has attracted significant attention from both academia and
industries due to the booming development of railways, especially high-speed railways …

To overcome increasing traffic, provide various new services, further ensure safety and
security, and significantly improve travel comfort, a new communication system for railways …

Unmanned aerial vehicles (UAVs) are develo** rapidly owing to flexible deployment and
access services as air base stations. However, the channel errors of low-altitude …

Free space optical (FSO) communication technology, also known as optical wireless
communications, has regained a great interest over the last few years. In some cases, FSO …

Cell-free (CF) massive multiple-input multiple-output (MIMO) systems show great potentials
in low-mobility scenarios, due to cell boundary disappearance and strong macro diversity …

Unmanned aerial vehicle (UAV) communications are expected to play a major role in future
space-air-ground integrated networks (SAGINs). In this paper, a geometric three …

The maglev rail transit has entered a rapid development stage. In order to prevent potential
safety hazards in the operation of maglev train, the related monitoring technology needs to …

In order to realize the reliable and safe operation of the smart railways, and provide high
quality information transmission service for passengers, the railway system needs to …