Results 21 to 30 of about 19,689 (303)

Design and Analysis of MEMS Based PVDF Ultrasonic Transducers for Vascular Imaging

open access: yesSensors, 2010
Polyvinilidene fluoride (PVDF) single-element transducers for high-frequency (> 30 MHz) ultrasound imaging applications have been developed using MEMS (Micro-electro-Mechanical Systems) compatible techniques.
Aaron Fleischman   +4 more
doaj   +1 more source

Compact Modeling of Parasitic Capacitances in GAAFETs for Advanced Technology Nodes

open access: yesIEEE Journal of the Electron Devices Society, 2023
In this work, a compact model for parasitic capacitances is proposed for Gate-All-Around silicon nanosheet FET (GAAFET). For 3 stack GAAFET, all possible parasitic capacitance components are included according to the electric field lines and geometric ...
Swapna Sarker   +3 more
doaj   +1 more source

Small-signal model for 2D-material based field-effect transistors targeting radio-frequency applications: the importance of considering non-reciprocal capacitances [PDF]

open access: yes, 2017
A small-signal equivalent circuit of 2D-material based field-effect transistors is presented. Charge conservation and non-reciprocal capacitances have been assumed so the model can be used to make reliable predictions at both device and circuit levels ...
Happy, Henri   +4 more
core   +2 more sources

Silicon Based Coplanar Capacitive Device for Liquid Sensor Applications

open access: yesSensors, 2021
The development of silicon-based sensor devices has enabled the possibility to pursue novel integrated smart sensor technologies. Under this scenario, capacitive sensor devices are one viable option for implementing different kinds of applications.
Andrea G. Martinez-Lopez   +3 more
doaj   +1 more source

Single Supply Differential Capacitive Sensor with Parasitic Capacitance and Resistance Consideration [PDF]

open access: yes2018 7th International Conference on Computer and Communication Engineering (ICCCE), 2018
A single supply differential capacitive sensing technique is presented in this paper with the focus of parasitic integration. In real application, any capacitive sensor should consider parasitic in its measurement. The aim of this paper is to analyze the effect of capacitive and resistive parasitic to the network circuit.
Nurul Arfah Che Mustapha   +3 more
openaire   +1 more source

Silicon-based distributed voltage-controlled oscillators [PDF]

open access: yes, 2001
Distributed voltage-controlled oscillators (DVCOs) are presented as a new approach to the design of silicon VCOs at microwave frequencies. In this paper, the operation of distributed oscillators is analyzed and the general oscillation condition is ...
Hajimiri, Ali, Wu, Hui
core   +1 more source

Anti-Series Varactor Network With Improved Linearity Performances in the Presence of Inductive and Capacitive Parasitics

open access: yesIEEE Access, 2021
This paper proposes a varactor-based circuit technique intended for amplitude and phase control, with improved linearity in the presence of parasitic capacitances and parasitic inductances.
David Berthiaume   +2 more
doaj   +1 more source

Effect of Parasitic Capacitance on GMI Magnetic Sensor Performance [PDF]

open access: yesKey Engineering Materials, 2013
Magnetic sensors based on GMI devices are the subject of intensive research, as they appear promising for magnetometry applications. Performances of GMI magnetometers are often limited by the noise of the electronic setup. Thus, the present challenge is to increase the GMI device sensitivity (expressed in V/T) in order to decrease the equivalent ...
Saez, Sébastien   +4 more
openaire   +3 more sources

Measurement of Power Dissipation Due to Parasitic Capacitances of Power MOSFETs

open access: yesIEEE Access, 2020
Analysis of the switching losses in a power MOSFET is crucial for the design of efficient power electronic systems. Currently, the state-of-the-art technique is based on measured drain current and drain-to-source voltage during the switching intervals ...
Utkarsh Jadli   +5 more
doaj   +1 more source

Parasitic Capacitance Effects on Active Clamp Flyback Output Characteristics: Application to IPOP Connection

open access: yesEnergies, 2022
Different mechanisms for balancing power between parallel connected modules have been presented in recent years. They have been broadly classified into active and passive methods.
Jacinto M. Jiménez-Martínez   +2 more
doaj   +1 more source

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