Results 41 to 50 of about 771,922 (316)

Design for testability of high-order OTA-C filters [PDF]

open access: yes, 2016
Copyright © 2016 John Wiley & Sons, Ltd.A study of oscillation-based test for high-order Operational Transconductance Amplifier-C (OTA-C) filters is presented.
Arabi   +15 more
core   +2 more sources

0.5 V Differential Difference Transconductance Amplifier and Its Application in Voltage-Mode Universal Filter

open access: yesIEEE Access, 2022
This paper presents an innovative CMOS structure for Differential Difference Transconductance Amplifiers (DDTA). While the circuit operates under extremely low voltage supply 0.5 V, the circuit’s performance is improved thanks to using the ...
Fabian Khateb   +3 more
doaj   +1 more source

Testing mixed-signal cores: a practical oscillation-based test in an analog macrocell [PDF]

open access: yes, 2002
A formal set of design decisions can aid in using oscillation-based test (OBT) for analog subsystems in SoCs. The goal is to offer designers testing options that do not have significant area overhead, performance degradation, or test time.
Huertas Díaz, José Luis   +4 more
core   +1 more source

On the development of a MODEM for data transmission and control of electrical household appliances using the low-voltage power-line [PDF]

open access: yes, 2003
This paper presents a CMOS 0,6μm mixed-signal MODEM ASIC for data transmission on the low-voltage power line. The circuit includes all the analog circuitry needed for input interfacing and modulation/demodulation (PLL-based frequency synthesis, slave ...
Domínguez Matas, Carlos   +4 more
core   +1 more source

Interacting Multiple Model Estimators for Fault Detection in a Magnetorheological Damper

open access: yesSensors, 2023
This paper proposes a novel estimator for the purpose of fault detection and diagnosis. The interacting multiple model (IMM) strategy is effective for estimating the behaviour of systems with multiple operating modes.
Andrew Sanghyun Lee   +3 more
doaj   +1 more source

Frequency and phase relations of entangled photons observed by a two-photon interference experiment

open access: yes, 2019
An entangled photon experiment has been performed with a large variation of the temperature of the non-linear crystal generating the entangled pair by spontaneous downconversion.
Adenier, Guillaume   +3 more
core   +1 more source

Mixed Non-Uniform Width / Evanescent Mode Ceramic Resonator Waveguide Filter With Wide Spurious Free Bandwidth [PDF]

open access: yes, 2016
This paper presents a method to improve the spurious performance of integrated ceramic waveguide filters. Nonuniform width ceramic waveguide resonator and evanescent mode ceramic resonators are employed together to the resonant frequencies of higher ...
Afridi, S, Hunter, I, Sandhu, M
core   +1 more source

A Novel Denoising Method for Partial Discharge Signal Based on Improved Variational Mode Decomposition

open access: yesEnergies, 2022
Partial discharge (PD) online monitoring is a common technique for high-voltage equipment diagnosis. However, due to field interference, the monitored PD signal contains a lot of noise.
Jingjie Yang   +3 more
doaj   +1 more source

Complete analysis of measurement-induced entanglement localization on a three-photon system

open access: yes, 2009
We discuss both theoretically and experimentally elementary two-photon polarization entanglement localization after break of entanglement caused by linear coupling of environmental photon with one of the system photons.
Eleonora Nagali   +5 more
core   +1 more source

Multi-spatial-mode effects in squeezed-light-enhanced interferometric gravitational wave detectors [PDF]

open access: yes, 2017
Proposed near-future upgrades of the current advanced interferometric gravitational wave detectors include the usage of frequency dependent squeezed light to reduce the current sensitivity-limiting quantum noise.
Brown, Daniel D.   +7 more
core   +3 more sources

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