Results 11 to 20 of about 123,292 (253)

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   +6 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

Analysis of Train Operation Efficiency of Urban Rail Transit Based on Train-to-train Communication Train Control System

open access: yesChengshi guidao jiaotong yanjiu
[Objective] The T2T (train to train) communication train control system in urban rail transit is a new type of signal system, and it manages and controls trackside equipment through resource management.
Zhixiang DENG   +3 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

Propagation and safety analysis of the train‐to‐train communication system

open access: yesIET Microwaves, Antennas and Propagation, 2019
Smart railway transportation systems aim to make the trains operate in a more intelligent and flexible manner. Reliable train‐to‐train communication, which can increase the efficiency and safety of the train operation, is getting more concern in recent researches, and different communication solutions can be applied to carry out the data communication.
Haifeng Song   +2 more
exaly   +2 more sources

Intelligent Resource Allocation for Train-to-Train Communication: A Multi-Agent Deep Reinforcement Learning Approach

open access: yesIEEE Access, 2020
The application of train-to-train (T2T) communication in urban rail transit is expected to simplify system structure, reduce maintenance costs, and improve operational efficiency.
Junhui Zhao   +3 more
doaj   +3 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

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