Results 1 to 10 of about 1,112,711 (163)

Doppler Modeling and Simulation of Train-to-Train Communication in Metro Tunnel Environment [PDF]

open access: yesSensors, 2022
The communication system of urban rail transit is gradually changing from train-to-ground (T2G) to train-to-train (T2T) communication. The subway can travel at speeds of up to 200 km/h in the tunnel environment, and communication between trains can be ...
Pengyu Zhao   +4 more
doaj   +4 more sources

Dynamic Hierarchical Optimization for Train-to-Train Communication System

open access: yesMathematics
To enhance the operational efficiency of high-speed trains (HSTs), Train-to-Train (T2T) communication has received considerable attention. This paper introduces a T2T cooperative communication model that allows direct information exchange between HSTs ...
Haifeng Song   +4 more
doaj   +2 more sources

Location-Assisted Beam Alignment for Train-to-Train Communication in Urban Rail Transit System [PDF]

open access: yesIEEE Access, 2019
Train-to-train (T2T) communication is expected to increase efficiency of train operation and reduce life-cycle cost in construction for the urban rail transit system.
Junhui Zhao   +3 more
doaj   +2 more sources

Analysis and verification of safety computer time constraints for train-to-train communications

open access: yesTongxin xuebao, 2018
In order to adapt to the development trend of the communication based train control (CBTC) system from train-ground communication mode to train-to-train communication mode, a verification approach for time constraints of multi-period applications ...
Ying GAO   +5 more
doaj   +3 more sources

Research on A New CBTC Signaling System Based on Train-to-train Communication

open access: yes机车电传动, 2018
The new CBTC signaling system based on train-to-train communication (train-to-train signaling system) introduces the concept of train centered. Through the establishment of communication and cooperation between trains, the autonomous operation and ...
LI Lei, LIN Yunzhi, WANG Lili
doaj   +1 more source

Influence of Railway Infrastructure on Train-To-Train Communications [PDF]

open access: yes2021 15th European Conference on Antennas and Propagation (EuCAP), 2021
The future of railway operation will rely on train-to-train (T2T) communications. Hence, we investigate the propagation mechanisms based on channel sounding measurements and derive channel models for T2T communications. For every wireless communication, the environment significantly influences the wireless propagation.
Unterhuber, Paul   +2 more
openaire   +2 more sources

Stochastic Channel Parameters for Train-to-Train Communications [PDF]

open access: yesIEEE Open Journal of Antennas and Propagation, 2021
The profound knowledge of radio wave propagation is essential for the design and test of wireless communication systems especially in demanding environments and for mobile transmitters and receivers. In this article we provide an accurate description of the relevant propagation parameters for train-to-train scenarios considering typical environments ...
Unterhuber, Paul   +3 more
openaire   +2 more sources

Next-Hop Relay Selection for Ad Hoc Network-Assisted Train-to-Train Communications in the CBTC System

open access: yesSensors, 2023
In the communication-based train control (CBTC) system, traditional modes such as LTE or WLAN in train-to-train (T2T) communication face the problem of a complex and costly deployment of base stations and ground core networks. Therefore, the multi-hop ad
Sixing Ma   +5 more
doaj   +1 more source

Quantitative safety analysis of train control system based on statistical model checking [PDF]

open access: yesArchives of Transport, 2022
With the rapid development of communication technology, the Train-centric Communication-based Train Control (TcCBTC) system adopting the train-train communication mode to reduce the transmission link of control information, will become the direction of ...
Junting Lin, Xiaoqin Min
doaj   +1 more source

Direct train‐to‐train communications at low UHF frequencies

open access: yesIET Microwaves, Antennas & Propagation, 2018
Fundamental modernisation of railway transportation is on the agenda of the next generation train project funded by the German Aerospace Center DLR as well as the Roll2Rail project within the Shift2Rail initiative. Reliable direct train‐to‐train (T2T) communication can significantly enhance train control and signalling towards semi‐ or fully autonomous
Lehner, Andreas   +2 more
openaire   +2 more sources

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