Dr. Yonas Muanenda Profile

Dr. Yonas Muanenda

at Scuola Superiore Sant'Anna

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Author

Publications (8)

Proceedings Article | 22 May 2023 Poster + Paper

A model for probe power stabilization in pulse coded distributed optical fiber sensors using EDFA dynamic gain control

Nejat Abdulwahid Hassen, Stefano Faralli, Yonas Muanenda, Fabrizio Di Pasquale

Proceedings Volume 12327, 123271Z (2023) https://doi.org/10.1117/12.2644981

KEYWORDS: Optical amplifiers, Fiber optics sensors, Pulse signals, Erbium, Spatial resolution, Sensors, Raman spectroscopy, Raman scattering, Transient nonlinear optics, Temperature distribution

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Proceedings Article | 22 May 2023 Poster + Paper

Design of a real-time big data analytics scheme for continuous monitoring with a distributed acoustic sensor

Abdusomad Nur, Fabrizio Di Pasquale, Yonas Muanenda

Proceedings Volume 12327, 1232721 (2023) https://doi.org/10.1117/12.2644955

KEYWORDS: Data storage, Acoustics, Sensors, Environmental monitoring, Fiber optics sensors, Databases, Analytics, Spatial resolution, Design and modelling, Vibration

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Proceedings Article | 22 May 2023 Poster + Paper

An advanced signal processing scheme for real-time feature extraction in a distributed acoustic sensor based on phase demodulation with fast Hilbert transform

Semira Mohammed Ali, Fabrizio Di Pasquale, Yonas Muanenda

Proceedings Volume 12327, 123271Y (2023) https://doi.org/10.1117/12.2644956

KEYWORDS: Demodulation, Computation time, Signal processing, Feature extraction, Acoustics, Sensors, Phase modulation, Tunable filters, Modulation, Backscatter

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Proceedings Article | 22 May 2023 Poster + Paper

A compact source for a distributed acoustic sensor using a miniaturized EYDFA and a direct digital synthesis module

Almaz Demise, Fabrizio Di Pasquale, Yonas Muanenda

Proceedings Volume 12327, 1232720 (2023) https://doi.org/10.1117/12.2644958

KEYWORDS: Vibration, Miniaturization, Pulse signals, Clocks, Optical amplifiers, Modulation, Acoustics, Rayleigh scattering, Ferroelectric materials, Bragg cells

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Proceedings Article | 14 May 2018 Paper

Stable dynamic phase demodulation in a DAS based on double-pulse ϕ-OTDR using homodyne demodulation and direct detection

Yonas Muanenda, Stefano Faralli, Claudio Oton, Fabrizio Di Pasquale

Proceedings Volume 10654, 106540B (2018) https://doi.org/10.1117/12.2304975

KEYWORDS: Demodulation, Phase shift keying, Backscatter, Phase modulation, Sensors, Ferroelectric materials, Receivers, Modulation, Homodyne detection, Actuators

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Proceedings Article | 28 September 2015 Paper

A distributed acoustic and temperature sensor using a commercial off-the-shelf DFB laser

Y. Muanenda, C. Oton, S. Faralli, T. Nannipieri, A. Signorini, F. Di Pasquale

Proceedings Volume 9634, 96342C (2015) https://doi.org/10.1117/12.2205249

KEYWORDS: Temperature metrology, Raman spectroscopy, Acoustics, Fiber lasers, Sensors, Modulation, Pulsed laser operation, Temperature sensors, Commercial off the shelf technology, Ferroelectric materials

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Proceedings Article | 1 July 2015 Paper

High performance distributed acoustic sensor using cyclic pulse coding in a direct detection coherent-OTDR

Yonas Muanenda, Claudio Oton, Stefano Faralli, Fabrizio Di Pasquale

Proceedings Volume 9655, 965547 (2015) https://doi.org/10.1117/12.2203103

KEYWORDS: Sensors, Acoustics, Signal to noise ratio, Modulation, Backscatter, Laser stabilization, Pulsed laser operation, Sensor performance, Fiber lasers, Receivers

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Proceedings Article | 2 June 2014 Paper

Cyclic pulse coding for hybrid fast BOTDA/Raman sensor

Yonas Muanenda, Mohammad Taki, Iacopo Toccafondo, Alessandro Signorini, Tiziano Nannipieri, Claudio Oton, Fabrizio Di Pasquale

Proceedings Volume 9157, 91575L (2014) https://doi.org/10.1117/12.2057975

KEYWORDS: Temperature metrology, Sensors, Raman spectroscopy, Raman scattering, Scattering, Fiber Bragg gratings, Modulation, Single mode fibers, Fiber optics sensors, Spatial resolution

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Showing 5 of 8 publications

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