نتایج جستجو برای: roadside unit rsu

تعداد نتایج: 398103  

Journal: :Information 2022

One of the most important components intelligent transportation systems (ITS) is automotive self-organizing VANET network (vehicular ad hoc network). Its nodes are vehicles with specialized onboard units (OBU) installed on them. Such a can be subject to various attacks. To reduce effectiveness number attacks VANET, it advisable use authentication protocols. Well-known protocols support security...

2017
Debasish Roy

Vehicular Ad-hoc Networks (VANETs) place an important role in the development of better transportation systems. Road Side Unit (RSU) is the one of the main component of VANETs. In this paper, we propose a mechanism for registration of the arrival of new vehicle into the networks. RSU acts as a local registration unit for the network registration of any vehicle. In VANETs most of the interaction...

2015
Gokulakrishnan P Ganeshkumar P Tieqiao Tang

A Road Accident Prevention (RAP) scheme based on Vehicular Backbone Network (VBN) structure is proposed in this paper for Vehicular Ad-hoc Network (VANET). The RAP scheme attempts to prevent vehicles from highway road traffic accidents and thereby reduces death and injury rates. Once the possibility of an emergency situation (i.e. an accident) is predicted in advance, instantly RAP initiates a ...

2016
Mousumi Paul Goutam Sanyal

Modern day’s vehicles are equipped with various features, like-storage space, sensors and computing capabilities. They have the flexibility to communicate each other as well as with Road-side unit with wireless transceiver. Therefore by the combination of such resources meaningfully will create a momentous influence on the domain of communication network. The underutilized vehicular resources c...

Journal: :MONET 2010
Yang Zhang Jing Zhao Guohong Cao

As vehicular networks become popular, more and more people want to access data from their vehicles. When many vehicles want to access data through a roadside unit, service scheduling becomes an important issue. In this paper, we identify some challenges in vehicle-roadside data access. As vehicles move pretty fast, the requests should be served quickly. Also, vehicles may upload data to the roa...

Journal: :ISPRS international journal of geo-information 2023

Vehicular ad hoc networks (VANETs) are a type of mobile network that forms unified wireless communication between vehicles and roadside nodes. Roadside units (RSUs), as the infrastructure key component VANETs, play critical role in improving performance VANETs. Their deployment can effectively improve network. The goal RSU (RSUD) problem is to install few RSUs possible on both sides roads or in...

Journal: :IEEE Journal of Selected Topics in Signal Processing 2023

Vehicular edge computing (VEC) can learn and cache most popular contents for vehicular users (VUs) in the roadside units (RSUs) to support real-time applications. Federated learning (FL) protect VUs' privacy by sharing vehicles' local models instead of data. In traditional FL, global model is periodically updated aggregating all models. However, vehicles may frequently drive out coverage area V...

Journal: :I. J. Network Security 2017
Safi Ibrahim Mohamed Hamdy Eman Shaaban

Authentication as a security key issue is required for securing the inter-vehicle communication. Mostly, authentication schemes that depend on the network infrastructure Road Side Unit (RSU) had been proven to have low computation and communication overhead. RSUs may become unavailable due to congestion or failure conditions. Replicating authentication service offered by RSUs to trusted vehicle...

Journal: :IEEE Transactions on Intelligent Transportation Systems 2023

Communication and sensing are two important features of connected autonomous vehicles (CAVs). In traditional vehicle-mounted devices, communication modules exist but in an isolated way, resulting a waste hardware resources wireless spectrum. this paper, to cope with the above inefficiency, we propose vehicular behavior-aware integrated (VBA-ISAC) beamforming design for transmitter multiple ante...

Journal: :Biomedical Research and Clinical Practice 2020

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