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 23 for “"V2I"”.
-
ENHANCING TRAFFIC FLOW USING VEHICLE DASHBOARD TRAFFIC LIGHTS WITH V2I NETWORKS
… traffic light module placed on the dashboard. A V2I (Vehicle-to-Intersection) network scheme will be used to send request messages from moving vehicles to the intersection control station that will then analyze the request message and send back a decision message based on the intersection status. …
-
A roadside units positioning framework in the context of vehicle-to-infrastructure based on integrated AHP-entropy and group-VIKOR
… units (RSUs) in a vehicle-to-infrastructure (V2I) communication system may have an impact on network performance. Optimal RSU positioning is required to reduce cost and maintain the quality of service. However, RSU positioning is considered a difficult task due to numerous criteria, such as …
-
Evaluating and Forecasting the Operational Performance of Road Intersections
… (V2V) and Vehicle-to-Infrastructure (V2I) communication technologies, it is possible to enhance safety and improve road intersection efficiency by continuously monitoring traffic conditions and enabling situational awareness of vehicle drivers. Towards this end, we design, develop and …
-
An Empirical Method of Ascertaining the Null Points from a Dedicated Short-Range Communication (DSRC) Roadside Unit (RSU) at a Highway On/Off-Ramp
… environment using vehicle-to-infrastructure (V2I) communication. However, wireless communication using DSRC has shown to exhibit null points, at repeatable distances. The null points are significant and there was unexpected loss in the wireless signal strength along the pathway of the V2I …
-
Connected and Automated Vehicle Enabled Traffic Intersection Control with Reinforcement Learning
… that inform Vehicle-to-Infrastructure (V2I) communication needs of such a system. The proposed traffic control method has been validated on a state-of-the-art simulation tool and a comparison of results with a traditional signalised control method indicated an up to 84% and 41% …
-
String Stable Constant-Spacing Platoon with Robustness to Communication Delays and Cutoff
… intersection with vehicle-to-infrastructure (V2I) connectivity, as well as a human-led platoon.
-
Potential impacts of connected-autonomous vehicles on congestion and safety : a look at Austin, Texas
… (V2V) and vehicle-to-infrastructure (V2I) CAV data underlie the question of wide scale CAV implementation. This report looks at the potential congestion and safety benefits of a vehicle system highly saturated with CAVs in Austin, Texas. Traffic factors such as capacity, intersection …
-
Cyber-security Aware Traffic Flow Modeling and Data Processing Power Optimization
… to vehicle (V2V) and vehicle-to-infrastructure (V2I) communications has elevated expectations for cooperation, safety, and efficiency. This connectivity, however, introduces system-level vulnerabilities that are not present in isolated autonomous vehicles. In this thesis, we develop a …
-
Optimization of lateral position of autonomous truck platoons to improve roadway infrastructure sustainability
… strategy leverages vehicle-to-infrastructure (V2I) communication to optimize the lateral position of each platoon (or group of platoons on each day or week). In the centralized strategy, the fuel efficiency of trucks is maximized because the trucks in a single platoon are still perfectly …
-
Wireless Networking for Vehicle to Infrastructure Communication and Automatic Incident Detection
… successfully used for Vehicle to Infrastructure (V2I) communications.</p>
-
Inter-cell interference coordination in 5G ultra-dense networks
… (V2V) and vehicleto-infrastructure (V2I) links. Consequently, the latency and reliability requirements of V2V/V2I links are formulated as optimization constraints, involving joint power allocation and spectrum sharing (PASS), taking into account the slow varying and large scale …
-
Field Evaluation of the Eco-Cooperative Adaptive Cruise Control in the Vicinity of Signalized Intersections
… With the help of vehicle-to-infrastructure (V2I) and vehicle-to-vehicle (V2V) communication, algorithms are being developed that utilize signal phasing and timing (SPaT) data together with queue information to optimize vehicle trajectories in the vicinity of signalized intersections. The …
-
EV Freight Charging Problem: a Two Body Problem of Vehicle and Station
… times. We further enhance the performance via V2I communication and reservation. Our second contribution is from charging station perspective. Due to excessive energy needs of MD/HD vehicles, charging stations should provide power in the order of megawatts to provide charging in a timely …
-
Channel Propagation Model for Train to Vehicle Alert System at 5.9 GHz using Dedicated Short Range Communication
… (V2V) and vehicle-to-infrastructure (V2I) communications to provide intelligent transportation services (ITS). DSRC uses WAVE protocols and the IEEE 1609 standards. Among the many features of DSRC systems is the ability to sense and then provide an early warning of a potential …
-
Optimization of an Emergency Response Vehicle's Intra-Link Movement in Urban Transportation Networks Utilizing a Connected Vehicle Environment
… vehicles via vehicle-to-infrastructure (V2I) communications. The major contribution of this dissertation is the intra-link level support provided to ERV as well as non-ERVs. The proposed system provides network-wide assistance as it also considers the routing of ERVs. The core of the …
-
Development of Predictive Vehicle Control System using Driving Environment Data for Autonomous Vehicles and Advanced Driver Assistance Systems
… (V2V) or Vehicle-to-Infrastructure (V2I) communication. The identification method analyzes the response measurements of a preceding vehicle to estimate road data. The estimated road data or the pre-measured road data is used as the upcoming driving environment information for the …
-
Safe Controller Design for Intelligent Transportation System Applications using Reachability Analysis
… (V2V) or Vehicle-to-Infrastructure (V2I) communication, resulting in a large-scale Cyber-Physical System. Thus, traditional control theory that has been devoted to modeling continuous systems cannot adequately model such complex Cyber-Physical Systems, where both continuous (physical …
-
A Framework for Incident Detection and notification in Vehicular Ad-Hoc Networks
… (V2V) and Vehicle-to-Infrastructure (V2I) wireless communication have been proposed to alert drivers to traffic events including accidents, lane closures, slowdowns, and other traffic-safety issues.</p> <p>In this thesis, we propose a novel framework for incident detection and …
-
Eco-Driving in the Vicinity of Roadway Intersections - Algorithmic Development, Modeling and Testing
… set standards for vehicle-to-infrastructure (V2I) and vehicle-to-vehicle (V2V) communication. The results showed how multi-vehicle interaction enhances usability of the system. Simulation of a calibrated real intersection showed average fuel savings of nearly 30 percent for peak volumes. The …
-
Latency Study and System Design Guidelines for Cooperative LTE-DSRC Vehicle-to-Everything (V2X) Communications including Smart Antenna
Vehicle-related communications are a key application to be enabled by Fifth Generation (5G) wireless systems. The communications enabled by the future Internet of Vehicles (IoV) that are connected to every wireless device are referred to as Vehicle-to-Everything (V2X) communications. A major …
Page 1 of 2