Results 21 to 30 of about 1,213,963 (193)

Active disturbance rejection switching control of quadrotor based on robust differentiator

open access: yesSystems Science & Control Engineering, 2020
To solve the problem of trajectory tracking control of a quadrotor unmanned aerial vehicle (UAV) under white noise disturbance, a new active disturbance rejection control (ADRC), an active disturbance rejection switching control (ADRSC) algorithm of the ...
Jiawei Zhao, Hongli Zhang, Xinkai Li
doaj   +1 more source

A modular software architecture for UAVs [PDF]

open access: yes, 2013
There have been several attempts to create scalable and hardware independent software architectures for Unmanned Aerial Vehicles (UAV). In this work, we propose an onboard architecture for UAVs where hardware abstraction, data storage and communication ...
Güney, Mehmet Ali   +9 more
core   +1 more source

Modeling and controlling of quadrotor aerial vehicle equipped with a gripper

open access: yesMeasurement + Control, 2019
Arm mounted unmanned aerial vehicles provide more feasible and attractive solution to manipulate objects in remote areas where access to arm mounted ground vehicles is not possible.
Zain Anwar Ali, Xinde Li
doaj   +1 more source

Novel Lyapunov-Based Autonomous Controllers for Quadrotors

open access: yesIEEE Access, 2020
In this paper, we look into the dynamic motion planning and control of an unmanned aerial vehicle, namely, the quadrotor, governed by its dynamical equations. It is shown for the first time that the Direct or the Second Method of Lyapunov is an effective
Jai Raj   +2 more
doaj   +1 more source

Target Assignment for Cooperative Quadrotors Unmanned Aerial Vehicles

open access: yesJournal of Physics: Conference Series, 2021
Abstract The target assignment for cooperative Unmanned aerial vehicles is a critical topic. Most target assignment approaches yield computational complexity when dealing with multiple UAVs. This work offers target assignment approaches and resolves multiple UAVs problems by introducing a proposal of target assignment approaches.
Mohamed Mahfouz   +3 more
openaire   +1 more source

Towards Autonomy of a Quadrotor UAV [PDF]

open access: yes, 2008
As the potential of unmanned aerial vehicles rapidly increases, there is a growing interest in rotary vehicles as well as fixed wing. The quadrotor is small agile rotary vehicle controlled by variable speed prop rotors.
Cowling, Ian
core   +2 more sources

Synopsis of Soft Computing Techniques used in Quadrotor UAV Modelling and Control [PDF]

open access: yesInterdisciplinary Description of Complex Systems, 2015
The aim of this article is to give an introduction to quadrotor systems with an overview of soft computing techniques used in quadrotor unmanned aerial vehicle (UAV) control, modelling, object following and collision avoidance.
Attila Nemes
doaj   +1 more source

Trajectory Tracking of a Novel Underactuated AUV via Nonsingular Integral Terminal Sliding Mode Control

open access: yesIEEE Access, 2021
This paper addresses the 3D trajectory tracking problem of a novel underactuated underwater vehicle with 4 propellers. A 5-DOF kinematic and dynamic model of the quadrotor underwater vehicle (QUV) is established based on the underwater vehicle and ...
Zhiwei Wu   +3 more
doaj   +1 more source

Trinocular Ground System to Control UAVs [PDF]

open access: yes, 2009
In this paper we introduce a real-time trinocular system to control rotary wing Unmanned Aerial Vehicles based on the 3D information extracted by cameras located on the ground.
Campoy Cervera, Pascual   +10 more
core   +1 more source

A Fractional-Order Sliding Mode Controller Design for Trajectory Tracking Control of An Unmanned Aerial Vehicle

open access: yesElektronika ir Elektrotechnika, 2020
In this paper, a fractional-order sliding mode controller (FOSMC) is designed and applied to a four rotor unmanned aerial vehicle (Quadrotor) to perform trajectory tracking for different time-varying references.
Abdullah Basci   +3 more
doaj   +1 more source

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