Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
Results
Showing 1 to 20 of 44 for “"VANETs"”.
-
TDMA Slot Reservation in Cluster-Based VANETs
<p>Vehicular Ad Hoc Networks (VANETs) are a form of Mobile Ad Hoc Networks (MANETs) <strong>in</strong> which vehicles on the road form the nodes of the network. VANETs provide several services to enhance the safety and comfort of drivers and passengers. These services can be obtained by the …
-
Secured information dissemination and misbehavior detection in VANETs
… distributed network (Vehicular Ad-hoc Network or VANETs) where they can share traffic-related information such as congestion or no-congestion with other vehicles within its proximity, or with a centralized entity via. the roadside units (RSUs). However, false or fabricated information injected by …
-
An efficient up-link load reduction model based on clustering in vanets
Vehicular Ad Hoc Networks (VANETs) enable communication between vehicles to avoid the accident. Cluster is a technique in VANETs used to group vehicles. The aim of this thesis is to mitigate uplink load at Base-Stations (BSs) resulted from the following: first, increased number of vehicles in the …
-
Location Privacy in VANETs: Improved Chaff-Based CMIX and Privacy-Preserving End-to-End Communication
VANETs communication systems are technologies and defined policies that can be formed to enable ITS applications to provide road traffic efficacy, warning about such issues as environmental dangers, journey circumstances, and in the provision of infotainment that considerably enhance transportation …
-
Design and performance evaluation of data dissemination and hovering information protocols for vehicular ad hoc networks (VANETs)
… protocols for Vehicular Ad Hoc Networks (VANETs) are still an open topic in the literature. Because of that, our attention has been gathered by the Data Dissemination and the Information Hovering protocols for VANETs. For most of the VANETs' applications the data dissemination is a crucial …
-
Information collection algorithm for vehicular ad-hoc networks (application domain: Urban Traffic Wireless Vehicular Ad-Hoc Networks (VANETs))
Vehicle to vehicle communication (V2VC) is one of the modern approaches for exchanging and generating traffic information with (yet to be realized) potential to improve road safety, driving comfort and traffic control. In this research, we present a novel algorithm which is based on V2V …
-
Detecting Rogue Nodes In Vehicular Ad-hoc Networks (DETER)
Vehicular ad hoc Networks (VANETs) are self-organizing networks of vehicles equipped with radios and processors. VANETs are very promising as they can make driving safer by improving road awareness through sharing of information from sensors. Vehicles communicate with each other wirelessly to …
-
Road-based routing in vehicular ad hoc networks
Vehicular ad hoc networks (VANETs) can provide scalable and cost-effective solutions for applications such as traffic safety, dynamic route planning, and context-aware advertisement using short-range wireless communication. To function properly, these applications require efficient routing …
-
Cluster-based target tracking in vehicular ad hoc networks
Recently Vehicular Ad-hoc Networks (VANETs) have drawn the attention of academic and industry researchers due to their potential applications in enabling Intelligent Transportation System (ITS), including safe driving, entertainment, emergency response, and content sharing. Another potential …
-
Design of a medium access control protocol that exploits the structures of vehicular networks
Vehicular networks (VANETs) have distinctive structures that distinguish them in comparison to general mobile ad hoc networks. In this thesis we identify the relevant special structures that do exist, and show how they can be exploited to design a MAC layer that provides better performance than a …
-
Phantom jam Sybil attack in connected vehicular networks
Vehicular Ad-hoc Networks (VANETs) are vulnerable to Sybil attacks, mostly due to the lack of encryption in BSMs. In VANETs, multiple digital certificates (pseudonyms) are assigned to each vehicle to ensure their privacy. However, malicious nodes can exploit these pseudonyms to create ghost …
-
Unified distribution of pseudonyms in hybrid ephemeral vehicular networks
… often referred to as vehicular ad hoc networks (VANETs), for the purposes of refill, intra-regional, and inter-regional movement. This work addresses a significant impediment to the use of pseudonyms, which has been almost universally accepted (and is on the verge of being standardized by the …
-
Quality of Service in Vehicular Ad Hoc Networks: Methodical Evaluation and Enhancements for ITS-G5
… form spontaneous Vehicular Ad Hoc Networks (VANETs), which enable communication whenever vehicles are nearby without need for supportive infrastructure. In Europe, this communication is standardised comprehensively as Intelligent Transport Systems in the 5.9 GHz band (ITS-G5). This thesis …
-
Investigating seamless handover in VANET systems
… Transport Systems. Vehicular Ad hoc Networks or VANETs are considered to be a long-term solution, contributing significantly towards Intelligent Transport Systems in providing access to critical life-safety applications and infotainment services. These services will require ubiquitous …
-
A Framework for Incident Detection and notification in Vehicular Ad-Hoc Networks
… detection and notification dissemination in VANETs. This framework consists of three main components: a system architecture, a traffic incident detection engine and a notification dissemination mechanism. The basic idea of our framework is to collect and aggregate traffic-related data from …
-
Efficient channel allocation and medium access organization algorithms for vehicular networking
… available for Vehicular Ad-hoc Networks (VANETs), organizing the wireless channel access to efficiently use the bandwidth is one of the main challenges in VANET. In this dissertation, we focus on channel allocation and media access organization for Vehicle-to-Roadside Units (V2R) and …
-
Cellular-Assisted Vehicular Communications: A Stochastic Geometric Approach
… this possibility of boosting performance of VANETs, especially their node coverage, by taking assistance from the cellular network. The spatial locations of the vehicular nodes in a VANET exhibit a unique characteristic: they always lie on roadways, which are predominantly linear but are …
-
Data Collection, Dissemination, and Security in Vehicular Ad Hoc Network
… use of mobile phones, vehicular ad hoc networks (VANETs) are emerging as a popular form of mobile ad hoc networks. VANETs are useful for supporting many applications that improve road safety and enhance driving convenience. Moreover, they also provide real-time data for traffic and travel …
-
Security and Privacy of Vehicular ad hoc Networks Supporting Revocation
In vehicular ad hoc networks (VANETs), vehicles communicate with other vehicles or fixed infrastructure, called road-side units (RSUs). One of the main goals for VANETs is to improve vehicle safety. Work has begun on defining and implementing VANET safety applications. VANET security services will …
Page 1 of 3