Results 21 to 30 of about 17,163 (306)

Sensorimotor processing for balance in spinocerebellar ataxia type 6. [PDF]

open access: yes, 2015
We investigated whether balance impairments caused by cerebellar disease are associated with specific sensorimotor processing deficits that generalize across all sensory modalities.
Bunn, LM   +4 more
core   +1 more source

High-Efficiency and High-Power Multijunction InGaAs/InP Photovoltaic Laser Power Converters for 1470 nm

open access: yesPhotonics, 2022
The high-efficiency capabilities of multijunction laser power converters are demonstrated for high-power applications with an optical input of around 1470 nm. The InP-based photovoltaic power converting III-V semiconductor devices are designed here, with
Simon Fafard, Denis P. Masson
doaj   +1 more source

Removal of electrocardiogram distortion in portable high-power medical device

open access: yesMATEC Web of Conferences, 2016
In this study, we propose a method to remove bio-signal distortions generated when the power is at transient condition in a high-powered portable medical device.
Kim Hyung-Sik   +3 more
doaj   +1 more source

Modified Active-Clamped Current-Fed DC–DC Push–Pull Converter

open access: yesEnergies, 2023
This work presents a modified version of the current-fed dc–dc push–pull converter associated with an active clamping circuit for mitigating voltage spikes on the primary-side switches.
Eldin Mario Miranda-Terán   +3 more
doaj   +1 more source

A Floating Linear Voltage Regulator for Powering Large-Scale Differential Communication Networks

open access: yesIEEE Access, 2018
This paper deals with the central powering of very low power sensor networks deployed over wide areas. Although wireless communications are nowadays dominant in the majority of implementations, wired differential communications sometimes provide the only
Nenad S. Jovicic, Vladimir M. Rajovic
doaj   +1 more source

A review on flicker-free ac-dc LED drivers for single-phase and three-phase ac power grids [PDF]

open access: yes, 2019
Light-Emitting Diodes (LEDs) are coming strongly into the lighting market due to their advantages over conventional lighting solutions: energy efficient, controllable in both light and color, long lifetime, lack of a warm-up period and high power density.
Arias Pérez de Azpeitia, Manuel   +5 more
core   +2 more sources

Isolated DC-DC Converter for Bidirectional Power Flow Controlling with Soft-Switching Feature and High Step-Up/Down Voltage Conversion

open access: yesEnergies, 2017
In this paper, a novel isolated bidirectional DC-DC converter is proposed, which is able to accomplish high step-up/down voltage conversion. Therefore, it is suitable for hybrid electric vehicle, fuel cell vehicle, energy backup system, and grid-system ...
Chih-Lung Shen   +2 more
doaj   +1 more source

DC fault isolation study of bidirectional dual active bridge DC/DC converter for DC transmission grid application [PDF]

open access: yes, 2015
Fast isolation and detection of DC faults is currently a limiting factor in high power DC transmission grid development. Recent research has shown that the role of DC/DC converters is becoming increasingly important in solving various DC grid challenges ...
Aboushady, Ahmed A.   +2 more
core   +2 more sources

An X-Band Dual-Polarized Vivaldi Antenna with High Isolation

open access: yesInternational Journal of Antennas and Propagation, 2017
An X-band dual-polarized Vivaldi antenna with high isolation is proposed. The procedure of this antenna design includes the conventional Vivaldi antenna with regular slot edge (RSE), the dual-polarized Vivaldi antenna with two Vivaldi antennas which have
Denghui Huang   +3 more
doaj   +1 more source

Rubbery electronics and sensors from intrinsically stretchable elastomeric composites of semiconductors and conductors [PDF]

open access: yes, 2017
A general strategy to impart mechanical stretchability to stretchable electronics involves engineering materials into special architectures to accommodate or eliminate the mechanical strain in nonstretchable electronic materials while stretched.
An   +25 more
core   +1 more source

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