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   Articles with "noise source" as a keyword



Semiconducting Carbon Nanotubes Embedded in a Metallic Film for a Thermistor Device with an Adjustable Temperature Coefficient and Reduced Noise Source Activities

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recommendations! Published in 2020 at "Advanced Electronic Materials"

DOI: 10.1002/aelm.202000073

Abstract: Semiconducting single‐walled carbon nanotube‐Au (sSWCNT‐Au) hybrid films are prepared to build a thermistor device with an adjustable temperature coefficient and show that the embedded sSWCNTs reduce the resistivity and noise source activities in the nanoscale… read more here.

Keywords: noise source; temperature coefficient; source; source activities ... See more keywords

Microphone array based automated environmental noise measurement system

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recommendations! Published in 2018 at "Applied Acoustics"

DOI: 10.1016/j.apacoust.2018.07.004

Abstract: Abstract State of the art environmental noise monitoring systems are based on digital signal processing. In general, they measure and store environmental noise levels, but also perform computation, spectral filtering, narrowband spectral analysis, evaluation of… read more here.

Keywords: system; noise source; measurement; microphone array ... See more keywords

Large Eddy Simulation of a scale-model turbofan for fan noise source diagnostic

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recommendations! Published in 2019 at "Journal of Sound and Vibration"

DOI: 10.1016/j.jsv.2019.01.005

Abstract: Abstract A wall-modeled statistically converged Large Eddy Simulation (LES) of the turbulent flow in the NASA Source Diagnostic Test turbofan has been successfully performed for the first time. A good agreement with aerodynamic measurements is… read more here.

Keywords: source diagnostic; noise source; large eddy; source ... See more keywords

Train Traffic as a Powerful Noise Source for Monitoring Active Faults With Seismic Interferometry

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recommendations! Published in 2019 at "Geophysical Research Letters"

DOI: 10.1029/2019gl083438

Abstract: Laboratory experiments report that detectable seismic velocity changes should occur in the vicinity of fault zones prior to earthquakes. However, operating permanent active seismic sources to monitor natural faults at seismogenic depth is found to… read more here.

Keywords: powerful noise; traffic powerful; noise source; source ... See more keywords

Regional noise source location based on the time delays between station pairs from ambient noise interferometry

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recommendations! Published in 2024 at "Scientific Reports"

DOI: 10.1038/s41598-024-60313-1

Abstract: Identifying the location of a potential noise source assists in understanding the characteristics of the seismic or volcanic activity and provides valuable information for hazard assessment. Unlike the conventional waveform-based techniques that rebuild the source… read more here.

Keywords: noise source; noise; source; ambient noise ... See more keywords

Optimizing robotic collection point for accurate mechanical anomaly noise source localization within an indoor sound field environment

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recommendations! Published in 2025 at "Measurement Science and Technology"

DOI: 10.1088/1361-6501/ade559

Abstract: Traditional sound source localization faces significant challenges when encountering complex sound fields in industrial environments. However, integrating it into robots offers numerous advantages for monitoring large-scale mechanical equipment. The intricate characteristics of indoor sound fields… read more here.

Keywords: source localization; noise source; indoor sound; localization ... See more keywords

Noise source localization using deep learning

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recommendations! Published in 2024 at "Geophysical Journal International"

DOI: 10.1093/gji/ggae171

Abstract: Ambient noise source localization is of great significance for estimating seismic noise source distribution, understanding source mechanisms and imaging subsurface structures. The commonly used methods for source localization, such as the matched field processing and… read more here.

Keywords: deep learning; noise source; source localization; source ... See more keywords

Noise Source Effect on the Quality of Mother Wavelet Selection for Partial Discharge Denoising

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recommendations! Published in 2024 at "IEEE Access"

DOI: 10.1109/access.2024.3459474

Abstract: This study evaluates wavelet-based denoising techniques for partial discharge signals, specifically Damped Exponential Pulse (DEP) and Damped Oscillatory Pulse (DOP) types. We analyzed 63 wavelets across multiple families under four noise profiles: AM radio noise,… read more here.

Keywords: noise source; effect quality; partial discharge; source effect ... See more keywords

A 60-GHz SiGe Radiometer Calibration Switch Utilizing a Coupled Avalanche Noise Source

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recommendations! Published in 2020 at "IEEE Microwave and Wireless Components Letters"

DOI: 10.1109/lmwc.2020.2975735

Abstract: This letter presents a novel implementation of a ${V}$ -band single-pole double-throw switch that facilitates the internal calibration of radiometers by integrating an ambient noise source and an avalanche noise source. The switch is implemented… read more here.

Keywords: switch; tex math; noise source; inline formula ... See more keywords

Extraction of Equivalent Noise Source Model From Photovoltaic Systems

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recommendations! Published in 2019 at "IEEE Transactions on Electromagnetic Compatibility"

DOI: 10.1109/temc.2018.2836665

Abstract: Photovoltaic (PV) systems have become popular as one of the renewable energy sources in recent years. With increasing number of PV systems, potential electromagnetic interference (EMI) issues from the PV systems cannot be ignored. In… read more here.

Keywords: extraction equivalent; equivalent noise; photovoltaic systems; noise source ... See more keywords

High Directivity Reference RF Source and its Radiated Emission Model for Site Correlation

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recommendations! Published in 2020 at "IEEE Transactions on Electromagnetic Compatibility"

DOI: 10.1109/temc.2020.3003309

Abstract: This article presents a configurable high directivity radio frequency reference noise source and its radiated emission (RE) simulation model. This noise source is a representative of actual programmable logic controller (PLC) and input output (IO)… read more here.

Keywords: high directivity; source; noise source; reference ... See more keywords