Showing papers in "Vehicular Communications in 2019"

TL;DR: A lightweight authentication protocol for RFID (Radio-Frequency Identification devices) has been proposed to overcome the drawbacks of existing solutions and to provide better performance in terms of low detection time, low CPU and memory consumption to strengthen the existing IoV environment.

TL;DR: Several authentication and privacy schemes have been classified and discussed their mechanisms, strengths and limitations, security requirements, attacks, and performance parameters and identified some open research challenges in the domain of VANETs security.

TL;DR: The emerging radio access technologies such as visible light communication, mmWave, Cellular-V2X, and 5G for connected and autonomous vehicles and their associated challenges are presented.

TL;DR: Various deep learning models for traffic flow prediction in autonomous vehicles are explored and compared with respect to their applicability in modern smart transportation systems.

TL;DR: An extensive overview of the ITS and the evolution of ITS to VANets is provided, the details of VANETs are provided, and the privacy and security attacks in VANets with their applications and challenges are discussed.

TL;DR: In this paper, a blockchain based secure data sharing system is proposed to address the above challenges in an IoV setting and is designed to be privacy-preserving and realizes both priori and posteriori countermeasures.

TL;DR: This work describes the various types of data generated by C-ITS applications and potential dissemination techniques using various wireless technologies and demonstrates the improved reliability of C- ITS applications that can be achieved with data analytics using simulation results.

TL;DR: Evaluating the performance of MPTCP for V2I connectivity in SDN controlled small cells of DSRC and Wi-Fi using the Mininet-WiFi emulator reveals that issues related to Layer-2 handover inWi-Fi and flow installation by the SDN controller play a key role.

TL;DR: This paper investigates three transmission schemes: direct transmissions (DT), relay transmissions (RT) and hybrid transmissions (HT), in the presence of interference, and shows that HT has better performance for low densities of vehicles and low data rates regardless of the scenario considered.

TL;DR: It is envisaged that hybrid vehicular localization systems will enable pervasive localization services for CAVs as they travel through urban canyons, dense foliage or multi-story car parks.

TL;DR: Simulation results summarize that MDRMA contributes efficiently in mitigating the network instability through generating fast and stable routes and reducing link failures and has proved further its superiority over MA-DP-AODV-AHM protocol.

TL;DR: It is found that for a given node transmission power, there exist optimal distances between vehicles for the fixed and variable gain relaying which provide the best system performance.

TL;DR: Study various techniques for dynamic intervals used in MAC protocols, their advantages, and disadvantages, and discusses some open issues and whether designing MAC protocols using dynamic intervals can meet the QoS requirements for different applications in the future.

TL;DR: A novel VHO management scheme for 5G-VCC systems using linguistic values for VHO criteria attributes represented by Interval Valued Pentagonal Fuzzy Numbers to express the information using membership intervals is proposed.

TL;DR: Simulation results reveal that the proposed Cooperative Pseudonym Exchange and Scheme Permutation (CPESP) scheme has the great potential to preserve the location privacy in VANETs and can also be enhanced to deliver much better than the existing schemes.

TL;DR: A context-aware data-centric misbehaviour detection scheme (CA-DC-MDS) is proposed, using sequential analysis of temporal and spatial correlation of the consistency between neighbouring vehicles' mobility information and achieves a 73% reduction in the false alarm rate while achieving a 37% improvement in the detection rate.

TL;DR: This work proposes two privacy-preserving LBS query schemes (kNN and T-kNN) by taking the advance of fog computing and by applying oblivious transfer and ciphertext-policy attribute based encryption (CP-ABE).

TL;DR: This work proposes a scheme to manage EVs' charging planning, focusing on the selection of a CS for the energy-requiring EV, and introduces two communication modes based on geographical routing protocols for VANETs to attain an anticipated charging slot reservation.

TL;DR: An optimization scheme with standard Particle Swarm Optimization (PSO) to adjust transmission parameters dynamically and show that the optimized transmission parameters can get better results on transmission capacity and awareness probability compared with the transmission parameters used in real testbeds.

TL;DR: This paper develops a message coverage maximization algorithm (MCMA) that carefully deploys the roadside units to achieve the maximum message coverage and demonstrates that MCMA improves traffic efficiency in a post-crash scenario.

TL;DR: A spatial crowdsourcing schema for the opportunistic collection of information within an interest area in a city or region using vehicular ad hoc communications is proposed and a method that exploits mobile agent technology to accomplish the distributed collection and querying of data among vehicles in such a scenario is presented.

TL;DR: Reinforcement learning (RL) is proposed to model the traffic pattern of the PU and use the model to predict channels likely to be free in future and the RL technique proposed in this paper performs better than history based schemes from literature.

TL;DR: This paper proposes a novel routing protocol called Partial Backwards Routing Protocol (PBRP), which consists of three integrated strategies: dissemination of road traffic information, partial forwarding algorithm and backwards recovery strategy working together to provide permanent and advanced information about vehicular traffic.

TL;DR: The numerical results show that the proposed GAS has significant advantages over the non-cooperative approach and Aggregate Local Mobility (ALM) scheme in terms of average network delays, data loss ratio, transmission cost, network throughput and delivery ratio.

TL;DR: This paper presents a novel broadcasting protocol called the Nash Equilibrium Scheme (NES), which investigates how a volunteer dilemma approach can be implemented in the context of VANETs and successfully solved the content and alert incident messages dissemination problem.

TL;DR: Simulation results demonstrate that for different targeted low-delay video communication scenarios, the proposed mechanism offers significant improvements regarding video quality at the reception and end-to-end delay compared to the Enhanced Distributed Channel Access (EDCA) adopted in the 802.11p.

TL;DR: A thorough capacity study of spatially and temporally correlated UAV-MIMO channels is presented, revealing design criteria for transmitter and receiver antenna arrays to achieve an almost constant capacity throughout the flight mission even in a non-uniform distribution of local scatterers.

TL;DR: A geographical segment architecture (GSA) which clusters vehicles based on their geographic locations with respect to road segments is proposed, which can achieve relatively higher performance than existing protocols in terms of throughput, packet delivery rate, delay and protocol overhead.