Results 21 to 30 of about 21,942 (260)

GNSS based relative navigation for intentional approximation of aircraft

open access: yesAviation, 2015
In aviation, satellite navigation is generally only used to determine the absolute position of aircraft. We show that the signals can also be used for safe relative navigation provided that a data link exists between the two aircraft.
Emmanuel Schielin, Thomas Dautermann
doaj   +1 more source

A micro-electro-mechanical-system-based inertial system with rotating accelerometers and gyroscopes for land vehicle navigation

open access: yesInternational Journal of Distributed Sensor Networks, 2017
Micro-electro-mechanical-system accelerometers and gyroscopes outputs are corrupted by significant random errors. The rotation modulation technique, which was mainly applied to ring laser gyro and fiber optical gyro, has been recently employed to ...
Shuang Du
doaj   +1 more source

Biomechanical estimation of tennis serve using inertial sensors: A case study

open access: yesFrontiers in Sports and Active Living, 2022
Inertial measurement units may provide a relevant on-court 3-Dimension measurement system for tennis serve biomechanical analysis. Therefore, this case study aimed to report the feasibility of inertial measurement unit's kinematic and kinetic data ...
Franck Brocherie, Daniel Dinu
doaj   +1 more source

Ship motion measurement using an inertial measurement unit [PDF]

open access: yes2015 IEEE 2nd World Forum on Internet of Things (WF-IoT), 2015
Traditional methods of measuring a vessel's motion involve the use of bulky sensor units which usually require cables. These devices are not only expensive, but are difficult and time-consuming to install. They are simply not affordable and do not provide owners of vessels with a cost effective way of measuring and monitoring their vessels' motion ...
Nana O. Abankwa   +3 more
openaire   +2 more sources

Multiple Inertial Measurement Units–An Empirical Study [PDF]

open access: yesIEEE Access, 2020
An inertial navigation system is commonly used in various marine platforms above and below the sea surface to calculate the position, velocity and orientation of its carrier platform. Such systems contain an inertial measurement unit (IMU) to measure the specific force and angular velocity which in turn are integrated to obtain the navigation state ...
Ariel Larey, Eliel Aknin, Itzik Klein
openaire   +1 more source

Inertial measurement unit-based pose estimation: Analyzing and reducing sensitivity to sensor placement and body measures

open access: yesJournal of Rehabilitation and Assistive Technologies Engineering, 2019
Introduction Inertial measurement units have been proposed for automated pose estimation and exercise monitoring in clinical settings. However, many existing methods assume an extensive calibration procedure, which may not be realizable in clinical ...
Rezvan Kianifar   +4 more
doaj   +1 more source

Validating an inertial measurement unit for cricket fast bowling: a first step in assessing the feasibility of diagnosing back injury risk in cricket fast bowlers during a tele-sport-and-exercise medicine consultation [PDF]

open access: yesPeerJ, 2022
This study aimed to validate an array-based inertial measurement unit to measure cricket fast bowling kinematics as a first step in assessing feasibility for tele-sport-and-exercise medicine.
Keegan Harnett   +7 more
doaj   +2 more sources

Physical Extraction and Feature Fusion for Multi-Mode Signals in a Measurement System for Patients in Rehabilitation Exoskeleton

open access: yesSensors, 2018
Measurement system of exoskeleton robots can reflect the state of the patient. In this study, we combined an inertial measurement unit and a visual measurement unit to obtain a repeatable fusion measurement system to compensate for the deficiencies of ...
Canjun Yang   +7 more
doaj   +1 more source

Towards Improved Inertial Navigation by Reducing Errors Using Deep Learning Methodology

open access: yesApplied Sciences, 2022
Autonomous vehicles make use of an Inertial Navigation System (INS) as part of vehicular sensor fusion in many situations including GPS-denied environments such as dense urban places, multi-level parking structures, and areas with thick tree-coverage ...
Hua Chen   +2 more
doaj   +1 more source

Using Functionally Redundant Inertial Measurement Units to Increase Reliability and Ensure Fault Tolerance

open access: yesInventions, 2023
This paper aims to assess the possibility of using functionally redundant inertial units to solve problems of increasing reliability and ensuring the fault tolerance of the various classes and purposes of aircraft navigation systems.
Ivan M. Kuznetsov   +3 more
doaj   +1 more source

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