Terahertz (0.1-10 THz) communications are envisioned as a key technology for sixth
generation (6G) wireless systems. The study of underlying THz wireless propagation …

The application scenarios and requirements are more diverse in the fifth-generation (5G) era
than before. In order to successfully support the system design and deployment, accurate …

Channel simulators capitalizing on the ray-tracing (RT) principle are widely used in wireless
communications for generating realistic channel data. By combining the RT algorithm for the …

In the future railway services, wireless communication is the fundamental part and millimeter
wave (mmWave) is foreseen to be a key enabler toward the smart railway. An accurate …

Wireless communications and networking are playing an important role in coordination and
cooperation of multi-robot systems (MRS). However, it is challenging to keep a reliable and …

Further improving the railway innovation capacity and technological strength is the important
goal of the 14th Five-Year Plan for railway scientific and technological innovation. It includes …

In order to satisfy the increasing demand for the higher transmission capacity of “smart
station”, millimeter wave (mmWave) technology is expected to play a significant role in the …

In the new era of “smart rail mobility”, infrastructure, trains, and travelers will be
interconnected to achieve optimized mobility, higher safety, and lower costs. In order to …

An emerging railway technology called smart railway promises to deliver higher
transportation efficiency, enhanced comfort in services, and greater eco-friendliness. The …

In this paper, an efficient method aiming at speeding up ray-tracing (RT) channel simulations
has been proposed for time-varying channels. The analysis on the non-wide-sense …