Results 21 to 30 of about 174,771 (214)

HIGH RESOLUTION AIRBORNE LASER SCANNING AND HYPERSPECTRAL IMAGING WITH A SMALL UAV PLATFORM [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2016
The capabilities of unmanned airborne systems (UAS) have become diverse with the recent development of lightweight remote sensing instruments. In this paper, we demonstrate our custom integration of the state-of-the-art technologies within an unmanned ...
M. Gallay   +4 more
doaj   +1 more source

Intelligent Guidance of an Unmanned Helicopter

open access: yes, 2011
The objective of this project is to define a science which allows for the evolution of complex software systems that can fully utilize massively parallel computers of ever-greater capability (initially dual quad cores running fewer higher-level sensors for tractability) and employ this design in human-robot interaction with a final goal of full ...
Rubin, Stuart H., Lee, Gordon K.
openaire   +4 more sources

Adaptive fuzzy tracking control for non-affine nonlinear yaw channel of unmanned aerial vehicle helicopter

open access: yesInternational Journal of Advanced Robotic Systems, 2016
The article deals with the problem of the yaw control of the unmanned aerial vehicle helicopter which is non-affine nonlinear by use of a novel projection-based adaptive fuzzy control approach.
Wenxu Yan, Jie Huang, Dezhi Xu
doaj   +1 more source

Robot Pilot: A New Autonomous System toward Flying Manned Aerial Vehicles

open access: yesEngineering, 2023
The robot pilot is a new concept of a robot system that pilots a manned aircraft, thereby forming a new type of unmanned aircraft system (UAS) that makes full use of the platform maturity, load capacity, and airworthiness of existing manned aircraft ...
Zibo Jin, Daochun Li, Jinwu Xiang
doaj   +1 more source

Effect of rotor stiffness and lift offset on the aeroacoustics of a coaxial rotor in level flight [PDF]

open access: yes, 2009
The acoustic characteristics of a twin contra-rotating coaxial rotor configuration with significant flapwise stiffness are investigated in steady forward flight.
Brown, R.E.   +5 more
core   +3 more sources

Integrated Flight Path Planning System and Flight Control System for Unmanned Helicopters

open access: yesSensors, 2011
This paper focuses on the design of an integrated navigation and guidance system for unmanned helicopters. The integrated navigation system comprises two systems: the Flight Path Planning System (FPPS) and the Flight Control System (FCS).
Yu-Hsiang Lin, Shau-Shiun Jan
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

Research on unmanned aerial vehicle modeling and control based on intelligent algorithms

open access: yesAdvances in Mechanical Engineering, 2019
This article designs an automatic flight control system for an unmanned aerial vehicle helicopter. The differential evolution intelligent algorithm is used for a state-space model identification; the differential evolution method has an advantage of ...
Peng Liu   +4 more
doaj   +1 more source

Modeling and PID control of tethered unmanned quadrotor helicopter

open access: yes, 2013
The paper presents a model of tethered unmanned quadrotor helicopter as traditional unmanned quadrotor helicopter can not continuously work for a long time because powered by batteries.
Li Yibo   +5 more
core   +1 more source

Aerodynamic Optimization Design of Duct Body Structure for Coaxial Rotor Unmanned Aerial Vehicles

open access: yesInternational Journal of Aerospace Engineering
With the rapid development of vertical takeoff and landing aircraft, urban air traffic has gradually attracted people’s attention. The lift system is a key technology in the composition of vertical takeoff and landing aircraft systems. Due to its compact
Du Siliang, Zha Yi, Zhao Qijun
doaj   +1 more source

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