نتایج جستجو برای: autonomous vehicle

تعداد نتایج: 176889  

1990
Sandor Szabo Karl N. Murphy Harry A. Scott Steven A. Legowik Roger V. Bostelman

A second major effort is currently underway toward the development of vehicles with autonomous capabilities. The Autonomous Land Vehicle and Advanced Ground Vehicle Technology programs highlighted the first efforts in autonomous vehicles. The second push is fueled by the Office of the Secretary of Defense's (OSD) Unmanned Ground Vehicle (UGV) program. The Surrogate Teleoperated Vehicle and Demo...

2011
Camila C. Françolin Anil V. Rao Christiane Duarte Gerald Martel

The use of an autonomous surface vehicle as an auxiliary agent to improve connectivity in a network of autonomous underwater vehicles is investigated. An algorithm is developed that consists of an optimal waypoint generator and a minimum-time guidance law that is used to steer the vehicle to the waypoint. This algorithm is used together with a communication architecture to improve underwater ve...

Journal: :JACIC 2012
Camila Francolin Anil V. Rao Christiane Duarte Gerald Martel

The use of an autonomous surface vehicle as an auxiliary agent to improve connectivity in a network of autonomous underwater vehicles is investigated. An algorithm is developed that consists of an optimal waypoint generator and a minimum-time guidance law that is used to steer the vehicle to the waypoint. This algorithm is used together with a communication architecture to improve underwater ve...

In this study, the roll, yaw and depth fuzzy control of an Au- tonomous Underwater Vehicle (AUV) are addressed. Yaw and roll angles are regulated only using their errors and rates, but due to the complexity of depth dynamic channel, additional pitch rate quantity is used to improve the depth loop performance. The discussed AUV has four aps at the rear of the vehicle as actuators. Two rule bases...

2010
PETR STODOLA

This paper deals with the basic design and implementation of the mathematical motion model of an autonomous unmanned ground vehicle. This model comes from the specific construction of the vehicle, which was designed in order to verify and demonstrate its autonomous motion possibilities indoors and outdoors. This article presents two different issues of the basic model: a) computing vehicle posi...

An analysis of on-line autonomous robust tracking controller based on variable structure control is presented for an aerospace launch vehicle. Decentralized sliding-mode controller is designed to achieve the decoupled asymptotic tracking of guidance commands upon plant uncertainties and external disturbances. Development and application of the controller for an aerospace launch vehicle during a...

Journal: :EURASIP J. Wireless Comm. and Networking 2015
Chairit Wuthishuwong Ansgar Trächtler Torsten Bruns

The development of autonomous vehicle or self-driving car integrates with the wireless communication technology which would be a forward step for road transportation in the near future. The autonomous crossing of an intersection with an autonomous vehicle will play a crucial role in the future of intelligent transportation system (ITS). The fundamental objectives of this work are to manage auto...

Journal: :J. Field Robotics 2006
Robert J. Grabowski Richard M. Weatherly Robert H. Bolling David Seidel Michael Shadid Ann Jones

The MITRE Meteor team fielded an autonomous vehicle that competed in DARPA’s 2005 Grand Challenge race. This paper describes the team’s approach to building its robotic vehicle, the vehicle and components that let the vehicle see and act, and the computer software that made the vehicle autonomous. It presents how the team prepared for the race and how their vehicle performed.

1999
Michael L. Nelson

Design patterns represent a generalized approach to solving a related set of problems. Typically, a design pattern does not provide reusable code. Instead it provides a common vocabulary and a generalized approach in an application-independent manner. We have developed a design pattern for use in controlling autonomous vehicles. The control of individual components within an autonomous vehicle ...

2011
Umer Farooq M. Saleem Khan Khalil Ahmed M. Anwaar Saeed

this paper presents the approach of neuro fuzzy systems to design autonomous vehicle control system. The purposed intelligent controller deliberates obstacles avoidance, unstructured environment adaptation and speed scheduling of autonomous vehicle based on neuro-fuzzy with reinforcement learning mechanism. The purposed system provides the autonomous vehicle navigation and speed control in unst...

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