Results 101 to 110 of about 79,864 (297)

Continuous Cold-atom Inertial Sensor with $1\ \text{nrad.s}^{-1}$ Rotation Stability

open access: yes, 2016
We report the operation of a cold-atom inertial sensor which continuously captures the rotation signal. Using a joint interrogation scheme, where we simultaneously prepare a cold-atom source and operate an atom interferometer (AI) enables us to eliminate
Altorio, Matteo   +9 more
core   +3 more sources

The WaveGyro [PDF]

open access: yes, 2013
The WaveGyro – A new Concept for Ocean Wave Energy Capture (Master Thesis by Gebhard Waizmann, University of Southampton 22.09.2011) Abstract Climate change, environmental pollution and the proceeding resource depletion give awareness of the ...
Waizmann, Gebhard
core   +1 more source

Myoelectric Origami‐Based Soft Robotic Knee Exoskeleton to Enhance Sit‐to‐Stand Assistance in Elderly Populations

open access: yesAdvanced Intelligent Systems, EarlyView.
This work presents a lightweight Miura‐origami soft knee exoskeleton powered by vacuum actuation and integrated with a multimodal physiological intent‐recognition system, providing real‐time assistance during sit‐to‐stand movement to reduce muscle effort and improve user comfort.
Yuchuan Jia   +5 more
wiley   +1 more source

Mobile robot indoor dual Kalman filter localisation based on inertial measurement and stereo vision

open access: yesCAAI Transactions on Intelligence Technology, 2019
This study presents a novel navigation method designed to support a real-time, efficient, accurate indoor localisation for mobile robot system. It is applicable for inertial measurement units (IMU) consisting of gyroscopes, accelerometers, and magnetic ...
Lei Cheng   +4 more
doaj   +1 more source

Mechanical and Electrical Noise in Sense Channel of MEMS Vibratory Gyroscopes

open access: yesItalian National Conference on Sensors, 2017
This paper presents a theoretical analysis of mechanical and electrical noise in the sense channel of micro-electromechanical systems (MEMS) vibratory gyroscopes.
Xukai Ding   +3 more
semanticscholar   +1 more source

Voxel‐SLAM: A Complete, Accurate, and Versatile Light Detection and Ranging‐Inertial Simultaneous Localization and Mapping System

open access: yesAdvanced Intelligent Systems, EarlyView.
: In this work, Voxel‐SLAM (simultaneous localization and mapping) is introduced: a complete, accurate, and versatile LiDAR (light detection and ranging) ‐inertial SLAM system consisting of five modules: initialization, odometry, local mapping (LM), loop closure (LC), and global mapping (GM), all employing the same map representation, an adaptive voxel
Zheng Liu   +9 more
wiley   +1 more source

Turning Slowly Predicts Future Diagnosis of Parkinson's Disease: A Decade‐Long Longitudinal Analysis

open access: yesAnnals of Neurology, EarlyView.
Objective Wearable technology allows accurate measurement of turning while walking, with cross‐sectional studies indicating that difficulty turning presents even in preclinical phases of Parkinson's disease. The aim of our study was to quantify rate of change of turning performance in a cohort of older adults, and test whether turning decline can ...
Morad Elshehabi   +9 more
wiley   +1 more source

Temperature drift suppression for micro‐electro‐mechanical system gyroscope based on vibrational‐displacement control with harmonic amplitude ratio

open access: yesMicro & Nano Letters
Micro‐electro‐mechanical system gyroscope detection output is susceptible to drift due to ambient temperature variations. Furthermore, the drive‐mode vibration amplitude is affected by the signal pickup circuit and structural parameters, which ...
Feng Bu   +5 more
doaj   +1 more source

Construction and Verification of Performance and Reliability Models [PDF]

open access: yes, 2001
Over the last two decades formal methods have been extended towards performance and reliability evaluation. This paper tries to provide a rather intuitive explanation of the basic concepts and features in this area. Instead of striving for mathematical
Hermanns, H.
core   +2 more sources

Application of MEMS Accelerometers and Gyroscopes in Fast Steering Mirror Control Systems

open access: yesItalian National Conference on Sensors, 2016
In a charge-coupled device (CCD)-based fast steering mirror (FSM) tracking control system, high control bandwidth is the most effective way to enhance the closed-loop performance.
Jing Tian   +4 more
semanticscholar   +1 more source

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