Results 51 to 60 of about 2,224 (162)

Bares 2.0 wave buoy and sustainable buoy network [PDF]

, 2016
The aim of this article is to show the operation of the Bares 2.0 wave buoy and the Bares network developed by HCTech. In the marine sector it is highly important to know the state of the sea for applications such as the construction of ports, the ...
Fernández, X., González, P.
core  

Exploiting Attitude Sensing in Vision-Based Navigation for an Airship

Journal of Robotics, 2009
An Attitude Heading Reference System (AHRS) is used to compensate for rotational motion, facilitating vision-based navigation above smooth terrain by generating virtual images to simulate pure translation movement.
Luiz G. B. Mirisola, Jorge Dias
doaj   +1 more source

Designing an attitude and heading reference system for unmanned aerial vehicles [PDF]

, 2021
In this paper, an AHRS (Attitude and Heading Reference System) recommended design has been proposed, and required equations have been modeled and ...
Хаддур, Мутаям Амин, Шихман, Марина Владимировна   +1 more
core   +1 more source

The Unscented Kalman Filter With Reduced Computation Time for Estimating the Attitude of the Attitude and Heading Reference System

IEEE Journal of Indoor and Seamless Positioning and Navigation
The algorithms of the Kalman filters have been used in many papers on the Pedestrian Dead Reckoning (PDR) and attitude estimation for the attitude and heading reference system (AHRS).
Shunsei Yamagishi, Lei Jing
doaj   +1 more source

Robust wavebuoys for the marginal ice zone: Experiences from a large persistent array in the Beaufort Sea [PDF]

, 2017
An array of novel directional wavebuoys was designed and deployed into the Beaufort Sea ice cover in March 2014, as part of the Office of Naval Research Marginal Ice Zone experiment.
Bidlot, Jean-Raymond, Doble, Martin J., Hwang, Byongjun, Maksym, Ted, Preston, Mark, Robst, Jeremy, Tait, Andrew, Valcic, Lovro, Wadhams, Peter, Wilkinson, Jeremy P.   +9 more
core   +3 more sources

Fast AHRS Filter for Accelerometer, Magnetometer, and Gyroscope Combination with Separated Sensor Corrections

Sensors, 2020
A new predictor–corrector filter for attitude and heading reference systems (AHRS) using data from an orthogonal sensor combination of three accelerometers, three magnetometers and three gyroscopes is proposed.
Josef Justa, Václav Šmídl, Aleš Hamáček   +2 more
doaj   +1 more source

UAV Attitude Estimation Using Low-Frequency Radio Polarization Measurements [PDF]

, 2017
A method of attitude determination, which makes use of measurements of the polarization of the magnetic field of low-frequency (LF) radio signals, is presented and evaluated.
Maguire, STG, Robertson, PA
core  

Nonlinear Dynamics and Control of a Cube Robot

Mathematics, 2020
The paper aims to solve problems of the mathematical modeling and realization of a cube robot capable of self-bouncing and self-balancing. First, the dynamic model of the cube robot is derived by using the conservation of the angular momentum and the ...
Teh-Lu Liao, Sian-Jhe Chen, Cheng-Chang Chiu, Jun-Juh Yan   +3 more
doaj   +1 more source

Low-cost navigation and guidance systems for unmanned aerial vehicles - part 2: Attitude determination and control [PDF]

, 2013
This paper presents the second part of the research activity performed by Cranfield University to assess the potential of low-cost navigation sensors for Unmanned Aerial Vehicles (UAVs).
Bartel, C, Kaharkar, A, Rodriguez, L, Sabatini, R, Shaid, T, Zammit-Mangion, D   +5 more
core   +1 more source

Inertial measurement systems for segments and joints kinematics assessment: towards an understanding of the variations in sensors accuracy

BioMedical Engineering OnLine, 2017
Background Joints kinematics assessment based on inertial measurement systems, which include attitude and heading reference system (AHRS), are quickly gaining in popularity for research and clinical applications.
Karina Lebel, Patrick Boissy, Hung Nguyen, Christian Duval   +3 more
doaj   +1 more source