Dr. Andrea Melis Profile

Dr. Andrea Melis

at INAF Osservatorio Astronomico di Cagliari

SPIE Involvement:

Author

Publications (11)

Proceedings Article | 13 December 2020 Poster + Paper

Sardinia aperture array demonstrator: measurement campaigns of radio frequency interferences

Francesco Gaudiomonte, Adelaide Ladu, Luca Schirru, Andrea Melis, Raimondo Concu, Federico Perini, Matteo Murgia

Proceedings Volume 11445, 1144579 (2020) https://doi.org/10.1117/12.2576078

KEYWORDS: Antennas, Electromagnetic coupling, Telescopes, Polarization, Linear filtering, Imaging systems, Data acquisition, Spectrum analysis, Radio telescopes, Environmental monitoring

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Proceedings Article | 8 August 2016 Paper

SRT as a receiver in a bistatic radar space debris configuration

T. Pisanu, R. Concu, F. Gaudiomonte, P. Marongiu, A. Melis, G. Serra, E. Urru, G. Valente, C. Portelli, G. Muntoni, G. Bianchi, G. Comoretto, F. Dolce, J. Paoli, M. Reali, W. Villadei

Proceedings Volume 9906, 99060G (2016) https://doi.org/10.1117/12.2231753

KEYWORDS: Space telescopes, Radar, Antennas, Transmitters, Receivers, Doppler effect, Satellites, Filtering (signal processing), Signal to noise ratio, Optical filters

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Proceedings Article | 20 July 2016 Paper

The 7-beam S-band cryogenic receiver for the SRT primary focus: project status

G. Valente, P. Marongiu, A. Navarrini, A. Saba, G. Montisci, A. Ladu, T. Pisanu, M. Pili, S. Dessi, A. Uccheddu, N. Iacolina, D. Perrodin, M. Buttu, E. Egron, A. Melis, C. Tiburzi, V. Vacca

Proceedings Volume 9914, 991422 (2016) https://doi.org/10.1117/12.2232625

KEYWORDS: Receivers, Polarization, Cryogenics, S band, Radio telescopes, Staring arrays, Optical amplifiers, Mirrors, Waveguides, Oscillators

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Proceedings Article | 20 July 2016 Paper

A real-time KLT implementation for radio-SETI applications

Andrea Melis, Raimondo Concu, Pierpaolo Pari, Claudio Maccone, Stelio Montebugnoli, Andrea Possenti, Giuseppe Valente, Nicoló Antonietti, Delphine Perrodin, Carlo Migoni, Matteo Murgia, Alessio Trois, Massimo Barbaro, Alessandro Bocchinu, Silvia Casu, Maria Ilaria Lunesu, Jader Monari, Alessandro Navarrini, Tonino Pisanu, Francesco Schilliró, Valentina Vacca

Proceedings Volume 9914, 99143D (2016) https://doi.org/10.1117/12.2232347

KEYWORDS: Signal detection, Interference (communication), Field programmable gate arrays, Zinc, Stochastic processes, Fourier transforms, Space telescopes, Galactic astronomy, Signal processing, Principal component analysis

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Proceedings Article | 23 July 2014 Paper

A multifeed S-band cryogenic receiver for the Sardinia Radio Telescope primary focus

G. Valente, G. Serra, F. Gaudiomonte, A. Ladu, T. Pisanu, P. Marongiu, A. Corongiu, A. Melis, M. Buttu, D. Perrodin, G. Montisci, Gi. Mazzarella, E. Egron, N. Iacolina, C. Tiburzi, V. Vacca

Proceedings Volume 9153, 91530Q (2014) https://doi.org/10.1117/12.2056557

KEYWORDS: Receivers, S band, Staring arrays, Cryogenics, Radio telescopes, Antennas, Electromagnetic coupling, Electromagnetism, Oscillators, Polarization

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Proceedings Article | 23 July 2014 Paper

An RFI monitoring system based on a hybrid configuration for radioastronomy

Andrea Melis, Francesco Gaudiomonte, Massimo Barbaro, Raimondo Concu, Carlo Migoni, Alessio Trois, Giuseppe Valente

Proceedings Volume 9153, 915338 (2014) https://doi.org/10.1117/12.2056619

KEYWORDS: Electromagnetic coupling, Spectroscopy, Telescopes, Antennas, Polarization, Signal detection, Spectrum analysis, Receivers, L band, Radio astronomy

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Proceedings Article | 23 July 2014 Paper

An infrastructure for multi back-end observations with the Sardinia Radio Telescope

Andrea Melis, Giuseppe Valente, Andrea Tarchi, Massimo Barbaro, Raimondo Concu, Alessandro Corongiu, Francesco Gaudiomonte, Carlo Migoni, Giorgio Montisci, Sergio Poppi, Alessio Trois

Proceedings Volume 9153, 91532M (2014) https://doi.org/10.1117/12.2056576

KEYWORDS: Receivers, Radio telescopes, Signal processing, Astronomy, Spectroscopy, Data acquisition, Digital filtering, Iterated function systems, Electromagnetic coupling, L band

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Proceedings Article | 22 July 2014 Paper

Sardinia aperture array demonstrator

M. Murgia, G. Bianchi, P. Bolli, G. Comoretto, D. Dallacasa, M. Farooqui, F. Gaudiomonte, L. Gregorini, F. Govoni, K-H. Mack, M. Massardi, A. Mattana, A. Melis, J. Monari, L. Mureddu, G. Naldi, F. Paonessa, F. Perini, A. Poddighe, I. Porceddu, I. Prandoni, G. Pupillo, M. Schiaffino, F. Schillirò, G. Serra, A. Tibaldi, T. Venturi, G. Virone, A. Zanichelli

Proceedings Volume 9145, 91454S (2014) https://doi.org/10.1117/12.2055793

KEYWORDS: Antennas, Electromagnetic coupling, Satellites, Prototyping, Data modeling, Visibility, Optical simulations, Spatial resolution, Interferometry, Phased arrays

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Proceedings Article | 24 September 2012 Paper

The DBBC environment for millimeter radioastronomy

Gino Tuccari, Giovanni Comoretto, Andrea Melis, Salvo Buttaccio

Proceedings Volume 8452, 84522W (2012) https://doi.org/10.1117/12.926166

KEYWORDS: Clocks, Optical filters, Field programmable gate arrays, Spectroscopy, Electronic filtering, Signal processing, Digital filtering, Linear filtering, Control systems, Receivers

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