Results 31 to 40 of about 1,112,711 (163)

Pressure measurements on real high-speed trains travelling through tunnels [PDF]

open access: yes, 2008
From November, 2006 to March, 2008 a series of tests were performed onboard a wide variety of trains in order to check their response to pressure waves generated while passing through tunnels.
Gaite Cuesta, José   +3 more
core   +1 more source

Kompetisi Industri Transportasi: Tinjauan Komunikasi Pemasaran Jasa PT Kereta Api Indonesia [PDF]

open access: yes, 2008
The development of transportation industry has removed the train business from its monopolistic business. Sooner or later, the government will open up opportunity for private parties to participate in the train business.
Agustini, P. M. (Prima)
core   +1 more source

Providing Current and Future Cellular Services to High Speed Trains

open access: yes, 2015
The demand for a broadband wireless connection is nowadays no longer limited to stationary situations, but also required while traveling. Therefore, there exist combined efforts to provide wireless access also on High Speed Trains (HSTs), in order to add
Müller, Martin Klaus   +2 more
core   +2 more sources

Outage Analysis of Train-to-Train Communication Model over Nakagami-m Channel in High-Speed Railway

open access: yesInternational Journal of Antennas and Propagation, 2013
This paper analyzes the end-to-end outage performance of high-speed-railway train-to-train communication model in high-speed railway over independent identical and nonidentical Nakagami-m channels.
Pengyu Liu   +2 more
doaj   +1 more source

An Ordinal factor analysis of requirements and challenges of information and communication technology system to train private agricultural insurance brokers in Iran [PDF]

open access: yes, 2009
This study was conducted to identify challenges and requirements of an information and communication technology (ICT) system to train brokers. Using the ordinal factor analysis, the challenges and requirements have been classified into six factors ...
Hosseini, Seyed Jamal Farajollah   +2 more
core  

On the feasibility of Bluetooth, Zigbee and IEEE 802.15.4 technologies on board high speed trains [PDF]

open access: yes, 2011
This paper studies the feasibility of using low-power wireless technologies such as Bluetooth, IEEE 802.15.4 and ZigBee in high-speed railway scenarios that involve bidirectional land-to-train communication.
Alonso Zárate, Luis Gonzaga   +3 more
core  

Study on Formal Modeling and Safety Verification of Train‐to‐Train Communication

open access: yesWireless Communications and Mobile Computing, 2018
VBTC (vehicle‐to‐vehicle communication based train control) has gradually become an important research trend in the field of rail transit. This has resulted in advantages of decreasing the number of pieces of wayside equipment and improving the efficiency of real‐time system communication.
openaire   +1 more source

Research on Non-communication Train Tracking Technology in the Mixed-mode Operation of CBTC System

open access: yesKongzhi Yu Xinxi Jishu, 2020
Recognition and position determination of non-communication train is a key to realize train tracking function in mixed mode operation for CBTC system.
SONG Yan, QU Yongzheng, LIU Zhenyu
doaj  

Current status analysis and countermeasure exploration for train communication network security

open access: yes机车电传动, 2023
With the in-depth application of Ethernet technology in the train networked control system, the train communication network is facing increasing cybersecurity challenges.
ZOU Zhirong   +3 more
doaj  

Measurements of a MIMO train-to-wayside communication system on tunnels [PDF]

open access: yes, 2015
This paper presents a deep insight on a real implementation of a train-to-wayside radio on subway tunnels that makes use of a 2x2 MIMO-OFDM setup. The following parameters on the performance of such a system are investigated: polarization diversity ...
Cuéllar Navarrete, Luis   +4 more
core  

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