نتایج جستجو برای: vehicular tunnel

تعداد نتایج: 44468  

Journal: :I. J. Network Security 2018
Hongzhuan Zhao Dihua Sun Hang Yue Min Zhao Senlin Cheng

Trust is a useful model for the interactions of Vehicular Ad Hoc Network (VANET) in Vehicular Cyber-Physical System (VCPS). Given a dynamic nature in transportation, traditional static trust models cannot effectively create the trust relationship among moving vehicles, and cannot handle quickly and dynamically the frequent vehicular interactions in a network topology. A novel trust model of VAN...

2016
Illia Safiulin Stefan Schwarz Tal Philosof Markus Rupp

In this paper, we investigate the performance of LTE Multicast-Broadcast Single-Frequency Networks (MBSFN). LTE-MBSFN is viewed as one of the most promising candidates for vehicular communications which can enhance reliability of vehicular application traffic. This is achieved due to the possibility to efficiently support message exchange in-between vehicles by multicasting information to sever...

2017
Chao Song Jie Wu

Smart City comprises numerous technologies and depends on sensors to be aware of its environment. Vehicular sensing where vehicles on the road continuously gather, process, and share location-relevant sensor data (e.g., road condition, traffic flow) is emerging as a new network paradigm for sensor information sharing in urban environments. In this chapter, we introduce the vehicular network and...

2004
Shih-Ching Lo

In this paper, the lattice vehicular model, which is in the form the lattice Boltzmann equation is directly derived from the Boltzmann equation. It is shown that the lattice Boltzmann equation is a special discretized form of the Boltzmann equation. A 3-bit approximation, which describe uncongested traffic flow, for the discretization of the Boltzmann equation in both time and phase space is di...

2014
Manjunath P S Narayana Reddy

Vehicular Ad-hoc Networks (VANETs) are the most prominent enabling network technology for Intelligent Transportation Systems(ITS).VANETs provides many new exciting applications and opportunities albeit transportation safety and facilitation applications are their core drivers. Security of vehicular networks remains the most significant concern in VANETs deployment – because it is mandatory to a...

2006
P. Papadimitratos V. Gligor

Among civilian communication systems, vehicular networks emerge as one of the most convincing and yet most challenging instantiations of the mobile ad hoc networking technology. Towards the deployment of vehicular communication systems, security and privacy are critical factors and significant challenges to be met. Thanks to the substantial research efforts carried out by the community so far, ...

2014
Sanjib Debnath Abhishek Majumder

Vehicular networking is an emerging area of interest in the wireless networking community as well as in the transportation research community. Vehicular ad hoc networks (vanet) are distributed, self-organizing communication networks which progressed from traveling vehicles, and are thus characterized by very high speeds and limited degrees of freedom in node (vehicle) movement patterns. Differe...

2012
C. W. Hsu C. N. Liang L. Y. Ke F. Y. Huang

Many accidents were happened because of fast driving, habitual working overtime or tired spirit. This paper presents a solution of remote warning for vehicles collision avoidance using vehicular communication. The development system integrates dedicated short range communication (DSRC) and global position system (GPS) with embedded system into a powerful remote warning system. To transmit the v...

2017
Ke zhang

1556-6072/17©2017ieee ieee vehicular technology magazine | June 2017 Cloud-based vehicular networks are a promising paradigm to improve vehicular services through distributing computation tasks between remote clouds and local vehicular terminals. To further reduce the latency and the transmission cost of the computation off-loading, we propose a cloud-based mobileedge computing (MEC) off-loadin...

Journal: :IJUWBCS 2010
Balkrishna Sharma Gukhool Soumaya Cherkaoui

The focus of this article is to show how a caching mechanism can be applied to vehicular networks operating under the draft standard IEEE 802.11p to reduce the probe delay, and consequently, the handover delay in vehicle-to-infrastructure (V2I) communications. The authors have developed and tested an IEEE 802.11p model within the simulator NS-2 to evaluate the performance of vehicular applicati...

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