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 17 of 17 for “"Vehicle-to-Infrastructure (V2I)"”.
-
String Stable Constant-Spacing Platoon with Robustness to Communication Delays and Cutoff
… constant-spacing control strategy for connectedautonomous vehicle networks with robustness to communication delays and cutoff. It is well-known that decentralized constant-spacing strategies cannot achieve string stability, which requires the error to decrease as it propagates downstream. …
-
Potential impacts of connected-autonomous vehicles on congestion and safety : a look at Austin, Texas
Data is a central component of Connected-Autonomous Vehicle (CAV) systems: the advantages and potential challenges of both vehicle-to-vehicle (V2V) and vehicle-to-infrastructure (V2I) CAV data underlie the question of wide scale CAV implementation. This report looks at the potential congestion and …
-
Evaluating and Forecasting the Operational Performance of Road Intersections
… networks. It is therefore of vital importance to improve their operational performance, as that can significantly contribute towards the efficiency of the whole transport network. Traditional approaches to improve the efficiency of intersections are based on analysis of static data or expert …
-
Cyber-security Aware Traffic Flow Modeling and Data Processing Power Optimization
The growing deployment of connected and automated vehicles (CAVs) introduces new opportunities and challenges at the intersection of traffic engineering and cybersecurity. While CAVs leverage onboard sensors and computing to navigate their environment, the integration of vehicle to vehicle (V2V) …
-
Wireless Networking for Vehicle to Infrastructure Communication and Automatic Incident Detection
… in the area of wireless network research. Automatic Incident Detection (AID), which is the recent focus of research direction in Intelligent Transportation System (ITS), aims to increase road safety. These advances in technology enable traffic systems to use data collected from vehicles on …
-
A roadside units positioning framework in the context of vehicle-to-infrastructure based on integrated AHP-entropy and group-VIKOR
The positioning of roadside 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 …
-
Channel Propagation Model for Train to Vehicle Alert System at 5.9 GHz using Dedicated Short Range Communication
The most common railroad accidents today involve collisions between trains and passenger vehicles at railroad grade crossings [1][2]. Due to the size and speed of a train, these collisions generally result in significant damage and serious injury. Despite recent efforts by projects such as …
-
Connected and Automated Vehicle Enabled Traffic Intersection Control with Reinforcement Learning
Recent advancements in vehicle automation have led to a proliferation of studies in traffic control strategies for the next generation of land vehicles. Current traffic signal based intersection control methods have significant limitations on dealing with rapidly evolving mobility, connectivity and …
-
Optimization of an Emergency Response Vehicle's Intra-Link Movement in Urban Transportation Networks Utilizing a Connected Vehicle Environment
Downstream vehicles detect an emergency response vehicle (ERV) through sirens and/or strobe lights. These traditional warning systems do not give any recommendation about how to react, leaving the drivers confused and often adopting unsafe behavior while trying to open a passage for the ERV. In …
-
Development of Predictive Vehicle Control System using Driving Environment Data for Autonomous Vehicles and Advanced Driver Assistance Systems
In the field of modern automotive engineering, many researchers are focusing on the development of advanced vehicle control systems such as autonomous vehicle systems and Advanced Driver Assistance Systems (ADAS). Furthermore, Driver Assistance Systems (DAS) such as cruise control, Anti-Lock …
-
Optimization of lateral position of autonomous truck platoons to improve roadway infrastructure sustainability
The adaptation rate of connected and autonomous vehicle (CAV) technologies correlates with the condition of transportation infrastructure. In fact, an aging and deteriorating infrastructure represents one of the main barriers to advancing CAV technologies. Given that only 41\% of U.S. roads meet …
-
Field Evaluation of the Eco-Cooperative Adaptive Cruise Control in the Vicinity of Signalized Intersections
Traffic signals are used at intersections to manage the flow of vehicles by allocating right-of-way in a timely manner for different users of the intersection. Traffic signals are therefore installed at an intersection to improve overall safety and to decrease vehicular average delay. However, the …
-
Safe Controller Design for Intelligent Transportation System Applications using Reachability Analysis
… control, and computer hardware and software to increase safety and improve operational performance of the transportation network without expanding the current infrastructure. For many ITS applications, ensuring safety of the traffic participants, including drivers and pedestrians, is one of …
-
A Framework for Incident Detection and notification in Vehicular Ad-Hoc Networks
… that in a single year, congested highways due to traffic incidents cost over $75 billion in lost worker productivity and over 8.4 billion gallons of fuel. Further, the National Highway Traffic Safety Administration (NHTSA) indicates that congested roads are one of the leading causes of traffic …
-
Eco-Driving in the Vicinity of Roadway Intersections - Algorithmic Development, Modeling and Testing
Vehicle stops and speed variations account for a large percentage of vehicle fuel losses especially at signalized intersections. Recently, researchers have attempted to develop tools that reduce these losses by capitalizing on traffic signal information received via vehicle connectivity with …
-
Human Factors Evaluation of an In-Vehicle Active Traffic and Demand Management (ATDM) System
… development and subsequent evaluation of an in-vehicle Active Traffic and Demand Management (ATDM) system deployed on I-66. The ATDM elements inside the vehicle allowed drivers to remain consistently aware of traffic conditions and roadway requirements even if external signage was inaccessible. …
-
An Empirical Method of Ascertaining the Null Points from a Dedicated Short-Range Communication (DSRC) Roadside Unit (RSU) at a Highway On/Off-Ramp
… roadside units (RSUs) allows a connected or automated vehicle to acquire information from the surrounding 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 …