Challenges toward wireless communications for high-speed railway
High-speed railway (HSR) brings convenience to peoples' lives and is generally considered
as one of the most sustainable developments for ground transportation. One of the important …
as one of the most sustainable developments for ground transportation. One of the important …
Measurements and analysis of large-scale fading characteristics in curved subway tunnels at 920 MHz, 2400 MHz, and 5705 MHz
Wave propagation characteristics in curved tunnels are of importance for designing reliable
communications in subway systems. This paper presents the extensive propagation …
communications in subway systems. This paper presents the extensive propagation …
Complete propagation model in tunnels
The wave propagation in tunnels does not only depend on the carrier frequency and
properties of the tunnel, but also differs along with the distance between transmitter (Tx) and …
properties of the tunnel, but also differs along with the distance between transmitter (Tx) and …
Propagation measurements and modeling of crossing bridges on high-speed railway at 930 MHz
Bridges that cross a railway's right-of-way are one of the most common obstacles for wave
propagation along a highspeed railway. They can lead to poor coverage or handover failure …
propagation along a highspeed railway. They can lead to poor coverage or handover failure …
Two-slope path loss model for curved-tunnel environment with concept of break point
The curvature of tunnels introduces an extra loss in the wave propagation. A simulation and
measurement study are performed on the straight and the curved tunnels to investigate the …
measurement study are performed on the straight and the curved tunnels to investigate the …
Path loss model for 3.5 GHz and 5.6 GHz bands in cascaded tunnel environments
J Qian, Y Wu, A Saleem, G Zheng - Sensors, 2022 - mdpi.com
An important and typical scenario of radio propagation in a railway or subway tunnel
environment is the cascaded straight and curved tunnel. In this paper, we propose a joint …
environment is the cascaded straight and curved tunnel. In this paper, we propose a joint …
Empirical models for extra propagation loss of train stations on high-speed railway
Train stations are one of the largest and most unavoidable obstructions for electromagnetic
wave propagation on a high-speed railway. They can bring about severe extra propagation …
wave propagation on a high-speed railway. They can bring about severe extra propagation …
Measurement and analysis of extra propagation loss of tunnel curve
Wave propagation experiences extra loss in curved tunnels, which is highly desired for
network planning. Extensive narrow-band propagation measurements are made in two …
network planning. Extensive narrow-band propagation measurements are made in two …
Propagation channel measurements and analysis at 2.4 GHz in subway tunnels
The reliability of communication systems in a subway tunnel requires an absolute
understanding of the propagation channel in this environment. From an insightful look at the …
understanding of the propagation channel in this environment. From an insightful look at the …
Reducing the cost of high-speed railway communications: From the propagation channel view
High-speed railways (HSRs) have been widely introduced to meet the increasing demand
for passenger rail travel. While it provides more and more conveniences to people, the huge …
for passenger rail travel. While it provides more and more conveniences to people, the huge …