Exploració per tema "Capacitors"
Ara es mostren els items 1-20 de 46
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A battery-less, self-sustaining RF energy harvesting circuit with TFETs for µW power applications
(Institute of Electrical and Electronics Engineers (IEEE), 2016)
Text en actes de congrés
Accés obertThis paper proposes a Tunnel FET (TFET) power management circuit for RF energy harvesting applications. In contrast with conventional MOSFET technologies, the improved electrical characteristics of TFETs promise a better ... -
A Closed-loop capacitance to pulse-width converter for single element capacitive sensors
(2019)
Text en actes de congrés
Accés obertA novel closed-loop capacitance-to-pulse width converter (CPC) suitable for single element capacitive sensors that use sinusoidal excitation is presented in this paper. Its operation is realized using a new configuration ... -
A compact switched-capacitor multi-bit quantizer for low-power high-resolution delta-sigma ADCs
(Institute of Electrical and Electronics Engineers (IEEE), 2018)
Comunicació de congrés
Accés restringit per política de l'editorialThis paper proposes a compact switched-capacitor (SC) multi-bit flash quantizer for low-power high-resolution delta-sigma modulators (¿SMs). First, a general power model for single-loop ¿SMs is presented to show the ... -
A low-power-consumption out-of-Plane electrothermal actuator
(IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC, 2007-06-30)
Article
Accés obertThis paper proposes a new vertical electrothermal actuator. It can be considered as a hybrid between the traditional in-plane buckle-beam actuator and the vertical hot-cold actuator. It is here referred to as vertical ... -
A Supply-voltage driving scheme for grounded capacitive sensor front-ends
(Institute of Electrical and Electronics Engineers (IEEE), 2022-01-01)
Article
Accés obertn this article, a novel supply-voltage driving1 (SVDR) scheme for capacitive sensor front-ends is proposed to2 eliminate the parasitic capacitance effects. The suggested circuit3 is intended for remote sensors (and, hence, ... -
An Extended study on an interference-insensitive switched capacitor CDC
(2019-09-15)
Article
Accés restringit per política de l'editorialA new Switched Capacitor (SC) Capacitance-to-Digital Converter (CDC) is presented in this paper. Its output exhibits a high-level of insensitivity to interference, by virtue of the conversion mechanism itself. The proposed ... -
Application properties analysis as a dielectric capacitor of end-of-life tire-reinforced HDPE
(Multidisciplinary Digital Publishing Institute (MDPI), 2020-11-12)
Article
Accés obertThe purpose of the present research is to obtain waste of polymeric composite as an insulator capacitive application. Rubber materials, once they end their useful life, may be difficult to reuse or recycle. At present, ... -
Capacitive tunnels in single-walled carbon nanotube networks on flexible substrate
(American Institute of Physics (AIP), 2012-03-15)
Article
Accés obertWe report the analysis of single-walled carbon nanotube networks, which are expected to be suitable as miniaturized flexible radio frequency RC filters and also have important implications for high frequency devices. The ... -
Characterization of dynamics and power handling of RF MEMS using vector measurement techniques
(IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC, 2004-11-30)
Article
Accés obertThis paper proposes a new method to measure dynamics and power handling of RF microelectromechanical systems (MEMS) devices based on a mobile membrane. The method uses in-phase/quadrature demodulation of an RF signal ... -
Closed-Loop discontinuous modulation technique for capacitor voltage ripples and switching losses reduction in modular multilevel converters
(2015-04-15)
Article
Accés obert -
Comparison of on-wafer calibrations using the concept of reference impedance
(. MICROWAVE EXHIBITORS AND PUBLISHERS, 1993)
Text en actes de congrés
Accés obertA novel method that allows to compare different calibration techniques has been developed. It is based on determining the reference impedance of a given Network Analyzer calibration from the reflection coefficient measurement ... -
Condensadores de silicio macroporoso
(Universitat Politècnica de Catalunya, 2013-09-10)
Projecte/Treball Final de Carrera
Accés obert[ANGLÈS] The goal of this work is to develop the manufacturing process of macroporous silicon capacitors, and to produce and characterize them. For this, as one of the electrodes macroporous silicon was used. As the second ... -
Confecció d'un aparell de recàrrega de condensadors inactius en el temps
(Universitat Politècnica de Catalunya, 2020-02-03)
Treball Final de Grau
Accés obertEn el present projecte, es realitza el disseny i muntatge d’un prototip capaç de reacondicionar, de forma totalment automatitzada, els condensadors electrolítics dels variadors de freqüència que hagin estat en desús més ... -
Control to reduce leading current in a Shunt Hybrid power filter
(Institute of Electrical and Electronics Engineers (IEEE), 2009)
Text en actes de congrés
Accés obertThe main drawback of Shunt Hybrid Filters is the need of leading current injection. This paper describes a strategy to reduce the leading current in a three phase four wires LC coupled parallel hybrid filter for harmonics ... -
Design and control of a modular multilevel DC/DC converter for regenerative applications
(2013-08)
Article
Accés restringit per política de l'editorialThis paper compares different cascaded and multilevel topologies to interface supercapacitors to a dc bus in regenerative braking applications. It is shown that the modular multilevel dc/dc converter (MMC) can benefit ... -
Design and implementation of a sliding-mode controller for digital low-dropout/linear regulators
(2018-03-20)
Article
Accés obertThis paper presents an approach to utilize of sliding-mode (SM) controller in digital low-dropout/linear regulators. Various design aspects, including the extraction of the regulator state-space model and sliding coefficients ... -
Design and validation of a platform for electromagnetic fault injection
(Institute of Electrical and Electronics Engineers (IEEE), 2018)
Text en actes de congrés
Accés obertSecurity is acknowledged as one of the main challenges in the design and deployment of embedded circuits. Devices need to operate on-the-field safely and correctly, even when at physical reach of potential adversaries. One ... -
Diffusive representation and sliding mode control of charge trapping in Al2O3MOS capacitors
(Institute of Electrical and Electronics Engineers (IEEE), 2019-01-01)
Article
Accés obertThe objective of this paper is to introduce a modeling strategy to characterize the dynamics of the charge trapped in the dielectric of MOS capacitors, using Diffusive Representation. Experimental corroboration is presented ... -
Digital control of multiphase series capacitor buck converter prototype for the powering of HL-LHC inner triplet magnets
(Institute of Electrical and Electronics Engineers (IEEE), 2022-10-01)
Article
Accés obertA major upgrade will be conducted in the Large Hardon Collider (LHC) at CERN. This high-luminosity (HL) version of the LHC will increase the nominal luminosity by a factor of five. One of the key technologies of the HL-LHC ... -
Dynamic behaviour of a back-to-back five-level flying capacitor converter with reduced DC bus capacitance
(2012)
Text en actes de congrés
Accés restringit per política de l'editorialDue to extensive research, advanced voltage source converter (VSC) such as multilevel and multi-module have been proposed for high power applications. These advanced VSCs must provide secure as well as, intelligent power ...