Communication Technologies for Vehicles: 16th International Workshop, Nets4Cars/Nets4Trains/Nets4Aircraft 2021, Madrid, Spain, November 16–17, 2021, ... Networks and Telecommunications)

This book constitutes the refereed proceedings of the 16th International Workshop on Communication Technologies for Vehicles, Nets4Cars/Nets4Trains/Nets4Aircraft 2021, held in Madrid, Spain, in November 2021. The 6 full and 2 short papers were carefully reviewed and selected from numerous submissions. The selected papers present original research results in areas related to the physical layer, communication protocols and standards, mobility and traffic models, experimental and field operational testing, and performance analysis Preface Organization Abstract of Invited Talks Wide Band Critical Communications for High Dynamic Vehicles Autonomous Vehicles: Communication and Cooperation 5GRAIL Towards 6G: Paradigm of Realistic Terahertz Channel Modeling Contents Nets4Cars On the Performance of Inter User Coordination for Resource Allocation Enhancement in NR V2X Mode 2 1 Introduction 2 3GPP NR V2X Mode 2 2.1 Physical Channels Multiplexing in NR Sidelink 2.2 3GPP NR V2X Mode 2 Resource Pool 2.3 Resource Allocation for NR V2X Mode 2 3 Proposed Framework for Inter User Coordination 3.1 Inter User Coordination for Unicast Transmissions 3.2 Inter User Coordination for Groupcast/Broadcast Transmissions 4 Numerical Analysis 4.1 System Level Simulator Description 4.2 Performance Evaluation 5 Conclusion References Operational Deployment of GNSS Anti-spoofing System for Road Vehicles 1 Introduction 1.1 Machine Learning Techniques for SCER Spoofing Attacks Detection 1.2 Features Extraction 1.3 Machine Learning Detection 2 Practical Implementation of the Protection System 2.1 Overall Architecture 3 Deployment in Road Transportation Environments 4 Test Campaign with Real Signals 5 Results 6 Conclusions References Deployment and Simulation of a Real ITS-G5 Implementation Abstract 1 Introduction 2 Deployment of a Real ITS-G5 Infrastructure in A8-E15 3 Simulation of the Communication Infrastructure 4 Simulation of the Physical Environment 5 Results 6 Conclusions 1. References Towards an Adaptive Blockchain for Internet of Vehicles 1 Introduction 2 Related Work 2.1 State-of-the-Art Solutions 2.2 Positioning 3 An Adaptive Blockchain Framework for Vehicular Network 3.1 Design Requirements 3.2 Proposed Blockchain Architecture 3.3 Considered Solutions to Meet Design Requirements 4 Future Directions 4.1 An Efficient Decision Making Process 4.2 An Optimal Positioning of the Blockchain Nodes 4.3 A Trade-Off Between the Different Requirements Identified 4.4 The Definition of an Evaluation Environment 5 Conclusions References Traffic Light Priority in NordicWay 1 Introduction 2 C-Roads/NordicWay Framework 2.1 C-ITS Communication 2.2 Basic Interface 2.3 AMQP Protocol 2.4 NordicWay Interchange Node 3 Messaging System 3.1 SAE Messages 3.2 Preliminary Results References Nets4Trains Radio Resource Management in Next-Generation Railway System with Heterogeneous Multi-hop Relaying Deployment 1 Introduction 2 Problem Description 2.1 Heterogeneous Multi-hop Relaying Deployment 2.2 Radio Resource Management for UL/DL and SL 3 System Model 4 Joint Radio Resource Management and Routing Topology Optimization 4.1 Throughput-Aware Joint Optimization 4.2 Delay-Aware Joint Optimization 5 Simulation Results 6 Conclusion References Train-to-Train Connectivity for Safety-Critical Use Cases 1 Introduction 2 Use Cases 3 Environment and Setup 3.1 Environment 3.2 Setup 3.3 Tests 4 Results 4.1 Link Establishment and Range Determination 4.2 Temporal Analysis 4.3 Video Transmission 5 Conclusions References 5G Technology for Next-Generation Wireless Consist Networks in Railways Abstract 1 Introduction 2 Railway Networking 2.1 Train Control and Monitoring System (TCMS) 2.2 Ethernet Train Backbone (ETB) 2.3 Ethernet Consist Network (ECN) 2.4 Wireless Railway Networking Challenges 3 5G Networks 4 Proposed Wireless Consist Network Architecture 5 Wireless Consist Network (WLCN) Traffic 6 Analysis and Results of 5G Technology for WLCN 7 Conclusions Disclaimer References Author Index This book constitutes the joint refereed proceedings of the 5th International Workshop on Communication Technologies for Vehicles/Trains, Nets4Cars 2013 and Nets4Trains 2013, held in Vilnius, Lithuania, in May 2013. The 12 full papers of the road track and 5 full papers of the rail track presented together with 3 invited talks were carefully reviewed and selected from 24 submissions. They address topics such as intra-vehicle, inter-vehicle and vehicle to infrastructure communications (protocols and standards), mobility and traffic models (models, methodologies, and techniques), testing, and applications.