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 21 for “"lateral control"”.
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Driver behavior classification and lateral control for automobile safety systems
… estimation, driver behavior classification and lateral control) using low-cost sensors that can be utilized in ADAS. For the longitudinal tire force estimation, a low cost 1Hz positioning global system (GPS) and a steering angle sensor are used as the vehicle data acquisition equipment. A …
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Lateral control system design for VTOL landing on a DD963 in high sea states
Thesis (M.S.)--Massachusetts Institute of Technology, Dept. of Electrical Engineering and Computer Science; and, (M.S.)--Massachusetts Institute of Technology, Dept. of Aeronautics and Astronautics, 1982.
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Adaptive Longitudinal and Lateral Control for Autonomous Vehicles: High-Speed Platooning of Articulated Trucks
… in ensuring robust, adaptive, and efficient control algorithms for diverse operational scenarios. This dissertation aims to address these challenges by developing and validating a generic control framework that is applicable to both independent autonomous vehicles and connected vehicle …
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Lane keeping under cognitive distractions: performance and mechanisms
… improvement in lane-keeping, indicating better lateral control. Four hypotheses, rigidified steering, visual enhancement, lateral prioritization, and automatic steering, debated on the performance implications and mechanisms of smaller lane variability under cognitive distractions. This …
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Highly doped semiconductors for plasmonic waveguides and flat-composite gratings
… degree of automation. In addition, I demonstrate lateral control of carrier concentration in doped silicon, by patterning commercially available spin-on dopants down to the subwavelength scale. Samples are characterized by Fourier transform infrared spectroscopy and microscopy, surface …
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The impact of advanced driver assistance systems on vehicle dynamic performance and on the driver
… systems, specifically longitudinal and lateral controllers; their effects on the dynamic performance of the vehicle, and their impact on the driver. The current state of the art is discussed as part of an extensive literature review, which highlights prominent gaps in the published …
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Do In-Vehicle Systems Utilizing Voice-Recognition Technology Impact Driving Performance? A Systematic Review and Meta-Analysis
… measures of detection, reaction time, lateral control and longitudinal control were conducted with 43 studies meeting inclusion criteria. Some driving performance benefits were observed relative to visual-manual systems, but there were also considerable impairments relative to baseline …
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Nanoscale Selective Area Epitaxy for Optoelectronic Devices
… prohibiting the type of engineering control necessary for complex systems. The work presented in this document has sought to overcome the limitations of self-assembly by combining selective area epitaxy via metal-organic chemical vapor deposition (MOCVD) with high-resolution electron …
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Lateral systems for tall buildings
… engineers have responded to this challenge of lateral control with a myriad of systems that achieve motion control while adhering to the overall architectural vision. An investigation was carried out to understand the behavior of the different lateral systems employed in today's skyscrapers. …
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Characterizing and Comparing the ADS Maneuver Execution Subsystem Performance of Two Vehicles
… test method that solely characterizes the motion control subsystem of an ADS. The developed test method involved generating representative driving scenarios that exercised both the longitudinal and lateral control elements of an ADS. This method was then demonstrated using two test vehicles with …
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Autonomous Vehicle Control using Image Processing
… In telerobotic manual mode, the model vehicle is controlled by a human driver at a stationary remote control station with full-scale steering wheel and gas pedal. The vehicle can either be an unmodified toy remote-control car or a vehicle equipped with wireless radio modem for communication and …
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AHS Maglev System Architecture
… at high speeds with full longitudinal and lateral control. In this dissertation the system architecture is described in detail. The system architecture is organized according to system structural, system operational, and vehicle subsystem technological elements. The structural aspects are …
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On the Control of Vehicle Dynamics for Partial Automation for Consumer Vehicles
… (EVC) tasks teams to develop longitudinal and lateral control systems. These control systems enable SAE Level 2 CAV features, including Eco-Cooperative Adaptive Cruise Control (Eco-CACC), Eco-Approach and Departure (EAD), Lane Centering Control (LCC), Automatic Intersection Navigation (AIN), …
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Assessing Driver Behavior in the Context of Driving Environment
… to crash were also more likely to have unstable lateral control on Urban Interstates. These findings can be integrated in autonomous vehicle algorithms where individual driving styles are considered. It can also provide insights on the development of new technologies to identify risky drivers and …
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A novel optimised design using slots for flow control and high-lift performance of UCAVs
… of two flying wing planforms; second to control the flow by inserting leading-edge and chordwise slots and analysing the viscous flow development over the outboard sections of a flying-wing configuration to maximise the performance of control surfaces. The first part is demonstrated using …
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Optimal Vehicle Stability Control with Driver Input and Bounded Uncertainties
For decades vehicle control has been extensively studied to investigate and improve vehicle stability and performance. Such controllers are designed to improve driving safety while the driver is still in control of the vehicle. It is known that human drivers are capable to learn and adapt to their …
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Feedback Control for a Path Following Robotic Car
… thesis also gives details of the path following lateral controller implemented on the FLASH car. The controller was developed using the kinematic model for a wheeled robot. The global model is converted into the path coordinate model so that only local variables are needed. then the path …
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Emergency Braking in Compact Vehicle Platoons: A Cyber-Physical Design
… braking in an emergency. The longitudinal and lateral control systems developed so far aim to achieve string stability in the cruise scenario, i.e., to prevent that small variations at the lead magnify towards the trail. Unfortunately, this has no relevance during emergency braking, since …
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Towards A Comprehensive Evaluation of Driving Impairment and Assessment Technologies
… in real-world settings, and for alcohol, in a controlled driving environment. These investigations focus on vehicle control, behavioral adaptations, and, in the case of alcohol, the potential value of physiological signals as early indicators of impairment. The first study analyzed over two …
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