Stefano Savazzi

PhD, CNR Researcher - IEIIT institute

Dipartimento di Elettronica e Informazione (DEI)
Politecnico di Milano
P.zza L. da Vinci 32
I-20133 Milano, Italy

Ph: +39 02 2399 3454
Fax: +39 02 2399 3413
E-mail: savazziATelet.polimi.it

BIOGRAPHY

Stefano Savazzi received the MSc (2004) and Ph.D. (2008) degree in Information Technology (both with honors) from the Dipartimento di Elettronica e Informazione, Politecnico di Milano. He was a Visiting Researcher at Uppsala University in 2005 (Signals and Systems), Electrical and Computer Engineering, University of California San Diego (UCSD) in 2007 and Senior Researcher at Forschungszentrum Telekommunikation, Wien (ftw) in 2010.

In 2012 he joined the Consiglio Nazionale delle Ricerche (CNR - National Research Council) holding a permanent position as Researcher at the IEIIT. institute (Istituto di Elettronica e Ingegneria dell'Informazione e delle Telecomunicazioni).

His current research interests include signal processing and networking aspects for wireless communications with special focus on cognitive and cooperative communication systems, wireless sensor networks for industrial automation and critical process control. Dr. Savazzi won the D.N. Chorafas Foundation Award for best Ph.D. dissertation.

AWARDS

May 2008, Dimitris N. Chorafas Foundation Award. for best PhD. dissertation

June 2008, StartCup Milano Lombardia, 3^rd Prize (article from “Il Sole 24 Ore” pdf)

RESEARCH INTERESTS AND ACTIVITIES

Signal processing aspects of wireless communications systems, antenna array processing, channel estimation and tracking, MIMO-OFDM systems, cooperative communication, relay channels, ad-hoc networking and wireless sensor networks.

Radio-Imaging project web-site (Thesis available)

PhD. Thesis: S. Savazzi, “Analysis and Design of Cooperative Networks in fading channels” PhD. Thesis, Dipartimento di Elettronica e Informazione, Politecnico di Milano, Milano, Italy, 2008

Industrial cooperations

Siemens M.C. 2004-2005, “Array processing techniques for WMAN systems based on IEEE 802.16 standard”

iSeis Technology supplier for seismic equipment, 2009- , “Wireless Sensor Networks for Oil and Gas Explorations”

WesternGeco AS 2009- Oslo Technology Center, Schlumberger, “Compression and coding for cable-free land systems”

Saipem, a subsidiary of Eni 2011- , “Wireless Sensor Networks in Oil&Gas refinery plants”.

AWE Communications Wave Propagation and Radio Network Planning 2011-, “Wireless Sensor Networks design and planning in refinery plants”

Projects

NEWCOM 2004-2006, “Network of Excellence in Wireless COMmunications”, EU Project #IST-2002-507525.

EU-WINNER 2005-2006, https://www.ist-winner.org

MIUR-FIRB INSYEME 2007-2010, “Integrated System for Emergency”

COST-2100 2007-2010, “European Co-operation in the field of Scientific and Technical Research”

NEWCOM++ 2008-2010, “Network of Excellence in Wireless COMmunications”.

Cooperations with universities/research institutes

Signals and Systems, 2001-, Uppsala University, Sweden: spatial multiplexing for MIMO-OFDM systems.

CWC, 2005-, University of Oulu, Finland: WSN for Oil and Gas Exploration

FTW, 2007-, Telecommunications Research Center Vienna, Austria: cooperative communications.

CCSPR-NJIT, 2006-, Center for Communications and Signal Processing Research at New Jersey Institute of Technology, New Jersey: PHY-layer techniques for cognitive and cooperative radio networks.

Memberships

European Association of Geoscientists and Engineers (EAGE), 2010-present.

Institute of Electrical and Electronics Engineers (IEEE), 2005-present.

IEEE Communications Society, 2007-present.

TUTORING/CO-TUTORING OF THESIS

D. Marzatico, “Wireless Sensors Networks” B.Sc. Thesis, 2007

P. Bestagini, “Adattamento della potenza in trasmissione per sistemi wireless a basso consumo” B.Sc. Thesis, 2008

A. Gallo,“Tecniche di radio imaging per reti di sensori distribuite” B.Sc Thesis, 2011

C. Galli, “Ottimizzazione energetica e trasmissione cooperativa per reti ad-hoc” M.Sc. Thesis, 2006

P. Castiglione, “Coded cooperation over time-variant channels” M.Sc. Thesis, 2008 (in collaboration with ftw, Vienna)

I. L’Abbate, “Energy aware MAC design for UWB sensor networks” M.Sc. Thesis, 2010 (in collaboration with CWC, Oulu University)

M. Spadacini, "Rete di sensori wireless per sistemi anti-intrusione" M.Sc. Thesis, 2011 (in collaboration with Comelit SpA)

COURSES

Elaborazione Statistica dei Segnali (prof U. Spagnolini) 2006/07

Fondamenti di Segnali e Trasmissione (prof. M. Nicoli) 2006/07

Telecomunicazioni (prof. M. Nicoli) 2008/09 (Dispense e Materiale didattico)

Sistemi di Comunicazione (Temi d’esame, Appunti),

Communicaciones Digitales Modernas, Maestria de Telecomunications, ESPOL University, Guayaqil, Ecuador

INVITED TALKS

S. Savazzi, “Cooperative fading regions in ad hoc wireless networks” @ Forschungszentrum Telekommunikation Wien, (ftw), Vienna, 6th March 2009.

S. Savazzi, “Synchronous monitoring networks for emergency management” @ Workshop FIRB project: Integrated Systems for Emergency, InSyEME, Rome, 2-3 Aprile 2009.

V. Rampa, S. Savazzi, U. Spagnolini, “Wireless monitoring networks for industrial applications” @ Workshop “Tecnologie Abilitanti e Sistemi per la Sicurezza: il contributo delle Università e dei Centri di Ricerca” TechFor 2010, Fair Centre (afcea), Rome, 17-20 May 2010.

S. Savazzi, S. Guardiano, “Wireless networks for closed-loop critical process control: emerging technologies and architectures” @ Workshop mcT2011 – Technologie per il Petrolchimico, San Donato, Milano, 24 Novembre 2011.

LIST OF PUBLICATIONS

Monographs – Books

S. Savazzi, U. Spagnolini, “Cooperative Networks in Fading Channels. A Unified Approach to Performance Analysis and Design” VDM Verlag Dr. Müller (February 17, 2010), ISBN: 978-3-639-23396-4, 200 pages (purchase from amazon.com).

Book Chapters

M.Nicoli, S.Savazzi, O.Simeone, R.Bosisio, G.Primolevo, C.Santacesaria, “Deployment and design of multi-antenna WiMax systems in non-stationary interference,” Book Chapter of Current Technology Developments of WiMax Systems (Chapter 1) edited by Dr. Maode Ma, Springer 2009, ISBN: 978-1-4020-9299-2.

A. Journals

[A.1] S. Savazzi and U. Spagnolini, “Energy Aware Power Allocation Strategies for Multihop-Cooperative Transmission Schemes,” IEEE Journal on Selected Areas in Communication, Cooperative Communication and Networking, vol. 25, no 2, February 2007.

[A.2] S.Savazzi, U. Spagnolini, “Distributed Orthogonal Space-Time Coding: design and outage analysis for randomized cooperation,” IEEE Trans. On Wireless Communications, vol. 6, no. 12, December 2007.

[A.3] S.Savazzi, O. Simeone and U. Spagnolini, “Optimal design of non-uniform linear arrays in cellular systems by out-of-cell interference minimization” EURASIP Journal on Wireless Communication and Networking, vol. 2007, Article ID 93421, 9 pages, 2007, doi:10.1155/2007/93421.

[A.4] O. Simeone, I. Stanojev, S. Savazzi, Y. Bar-Ness, U. Spagnolini and R. Pickholtz,, “Spectrum leasing to cooperating secondary ad hoc networks,” IEEE Journal on Selected Areas in Communications, Cognitive Radio: Theory and Applications, vol. 26, no. 1, January 2008.

[A.5] S.Savazzi and U.Spagnolini, “Wireless Geophone Networks for high density land acquisitions: technologies and future potential,” (link) The Leading Edge, Special Section: Seismic Acquisition, pp. 259-262, July 2008.

[A.6] S. Savazzi and U. Spagnolini, “Cooperative fading regions for decode and forward relaying,” IEEE Trans. On Information Theory, vol. 54, no.11, November 2008.

[A.7] S. Savazzi, M. Nicoli and M. Sternad, “A comparative analysis of spatial multiplexing techniques for outdoor MIMO-OFDM systems with limited feedback constraint,” IEEE Trans. On Vehicular Technology, vol. 58, no.1, January 2009.

[A.8] S.Savazzi, V.Rampa and U.Spagnolini, “High-Density Wireless Geophone Networks for Oil and Gas Monitoring and Exploration,” European Research Consortium for Informatics and Mathematics, Number 76, pp. 43-45, January 2009. Available at http://ercim-news.ercim.eu/

[A.9] S. Savazzi and U. Spagnolini, “Design criteria of two-hop based wireless networks with non-regenerative relays in arbitrary fading channels,” IEEE Trans. On Communications , pp. 1463-1473, vol. 57, no. 5, May 2009.

[A.10] S. Savazzi and U. Spagnolini, “Optimizing training lengths and training intervals in continuous time-varying fading channels,” IEEE Trans. On Signal Processing, pp. 1098-1113, vol. 57, no. 3 March 2009.

[A.11] S. Savazzi and U. Spagnolini, “On the pilot spacing constraints for continuous time-varying fading channels,” (pdf) IEEE Trans. on Communications, vol. 57, no. 11, November 2009.

[A.12] S. Savazzi and U. Spagnolini, “Land Cable-less Systems for Telemetry Services: Current Limitations and Emerging Technologies,” First Break, http://fb.eage.org/, issue 2, vol. 29, February 2011.

[A.13] S. Savazzi, U. Spagnolini, “Compression and coding for cable-free land systems,” Geophysics, (link) vol. 76, no. 5 Sept.-Oct. 2011, p. 11.

[A.14] S. Savazzi, U. Spagnolini, L. Goratti, D. Molteni, M. Latva-aho, M. Nicoli , “Ultra-Wide Band Sensor Networks in Oil and Gas Explorations,” IEEE Communcations Magazine, (pdf) to appear 2012

[A.15] P. Castiglione, S. Savazzi, M. Nicoli, T. Zemen, “Partner selection in indoor-to-outdoor cooperative networks: an experimental study,” IEEE Journal on Selected Areas in Communications, Theories and Methods for Advanced Wireless Relays, to appear 2012

L. Goratti, E. Yaprak, S.Savazzi, C. P. Raez, “An urn occupancy approach for modelling the energy consumption of distributed beaconing,” submitted

S. Savazzi, “Wireless Virtual-MIMO systems for closed-loop process control: protocols and experiments,” submitted

B. Conference Proceedings

[B.1] S.Savazzi, O.Simeone and U. Spagnolini, “Optimal design of linear arrays in a TDMA cellular system with Gaussian interference” Proc. IEEE SPAWC, June 2005.

[B.2] S.Savazzi, M. Nicoli and M.Sternad, “Spatial multiplexing for outdoor MIMO-OFDM systems with limited feedback costraint” Proc. IEEE International Conference on Communication ICC, Istanbul, Turkey, 11-15 June, 2006

[B.3] M. Nicoli, L. Sampietro, C. Santacesaria, S. Savazzi, O. Simeone and U. Spagnolini, “Throughput optimization for non-uniform linear antenna arrays in multicell WiMAX systems” International ITG - IEEE Workshop on Smart Antennas, March 2006.

[B.4] S.Savazzi and U. Spagnolini, “Energy Aware Power Allocation Strategies for Multihop-Cooperative Transmission Schemes” Proc. Conference on Information Sciences and Systems CISS-IEEE, 22-24 March 2006.

[B.5] A. del Coso, S.Savazzi, U. Spagnolini and C. Ibars, “Virtual MIMO Channels in Cooperative Multihop Wireless Sensor Networks” Proc. Conference on Information Sciences and Systems CISS-IEEE, 22-24 March 2006.

[B.6] C. Galli, S.Savazzi, U. Spagnolini, “A multihop-cooperative transmission protocol for energy limited WPAN systems,” Proc. IEEE 6th Scandinavian Workshop on Wireless Ad-hoc Networks, 3-4 May 2006.

[B.7] S.Savazzi, U. Spagnolini, “Design of Distributed Randomized Orthogonal Space-Time Coding schemes for Cooperative H-ARQ,” Proc. 40th IEEE Asilomar Conf. on Signals, Systems and Computer, Nov 2006.

[B.8] S.Savazzi, U. Spagnolini, “Cooperative Space-Time coded transmissions in Nakagami-m fading channels, ” Proc. IEEE GLOBECOM, Washington D.C., US, Nov 2007.

[B.9] S.Savazzi, U.Spagnolini, “Training structure design optimization for continuous time-varying fading channels, ” Proc. IEEE WCNC, April 2008.

[B.10] S.Savazzi, U.Spagnolini, “Virtual MIMO channels: diversity and outage analysis in arbitrary fading channels,” Proc. of 1st COST2100 Workshop on MIMO and Cooperative Communications, Trondheim, Norway, June 3-4, 2008.

[B.11] P. Castiglione, M. Nicoli, S. Savazzi and Thomas Zemen, “Cooperative Regions For Coded Cooperation Over Time-Varying Fading Channels,” International ITG - IEEE Workshop on Smart Antennas, March 2009.

[B.12] S. Savazzi, U. Spagnolini, “Synchronous Ultra-Wide Band Wireless Sensor Networks for oil and gas exploration,” (pdf) Proc. IEEE Symposium on Computers and Communications (ISCC'09), Sousse, Tunisia, July 5-8 2009.

[B.13] S. Savazzi, L. Goratti, U. Spagnolini, M. Latva-aho, “Short-range Wireless Sensor Networks for high density seismic monitoring,” Proc. of WWRF 22th meeting 5-7 May 2009, Paris, France.

[B.14] S. Savazzi, U. Spagnolini, M. Nicoli, D. Fontanella, “Self-configuring wireless sensor networks for seismic applications,” joint Newcomm++ - AcoRN Workshop, Barcelona, March 30-April 1, 2009.

[B.15] P. Castiglione, S. Savazzi, M. Nicoli, T. Zemen, “Impact of Fading Statistics on Partner Selection in Indoor-to-Outdoor Cooperative Networks,” (pdf) Proc. IEEE International Conference on Communication ICC, Cape Town, South Africa, 23-27 May 2010.

[B.16] P. Castiglione, S. Savazzi, M. Nicoli, G. Matz, “Partner Selection in Cooperative Networks: Efficiency vs. Fairness in Ricean Fading Channels,” (pdf) Proc. IEEE Inter. Symposyum on Comm., Control and Signal Proc. ISCCSP, Limassol, Cyprus, March 2010.

[B.17] R. Heath, S. Savazzi, U. Spagnolini “Cable-free systems - are they just faking it?” (link) Proc. of EAGE Workshop on Developments in Land Seismic Acquisition for Exploration, 17 - 19 May 2010.

[B.18] D. Molteni, S. Savazzi, U. Spagnolini, “Cross Layer Optimization for Efficient Data Aggregation in Multi-hop Wireless Sensor Networks,” Proc. of ACM IWCMC, Workshop Emergency Management-Communication and Computing Platforms, Caen, France, July 2010.

[B.19] I. L’Abbate, S. Savazzi, L. Goratti, U. Spagnolini, M. Latva-aho “Multi-Band UWB Sensor Networks for high density sub-surface diagnostic: Energy Consumption and Network Set-Up Delay,” (pdf) Proc. of ACM IWCMC, Workshop Emergency Management-Communication and Computing Platforms, Caen, France, July 2010.

[B.20] S. Savazzi, D. Molteni, U. Spagnolini “Energy-Aware Compress and Forward systems for Wireless Monitoring of Time-Varying Fields,” (pdf) Proc. of IEEE Int. Symp. on Personal, Indoor and Mobile Radio Comm. PIMRC, Istanbul, Turkey, 26-29 Sept. 2010.

[B.21] S. Savazzi, L. Goratti, D. Fontanella, M. Nicoli, U. Spagnolini, “Pervasive UWB sensor networks for oil explorations (pdf),” Proc. of IEEE ICUWB, Bologna, Sept. 2011.

[B.22] L. Goratti, A. Rabbachin, S. Savazzi, M. Latva-aho, “Analysis of Multi-Band UWB Distributed Beaconing over Fading Channels,” (pdf) Proc. of IEEE ICUWB, Bologna, Sept. 2011.

[B.23] S. Savazzi, S. Guardiano, U. Spagnolini, “Wireless Critical Process Control in oil and gas refinery plants,” (pdf) Proc. of IEEE International Conference on Industrial Technology (ICIT 2012), Kos Island, Greece, March 2012.

[B.24] S. Savazzi, M. Nicoli, M. Riva, “Radio Imaging by Cooperative Wireless Network: localization algorithms and experiments,” (pdf) Proc. of IEEE Wireless Communications and Networking Conference (WCNC 2012), Paris, France, April 2012.

[B.25] J. Gambini, S. Savazzi, P. Castiglione, U. Spagnolini, G. Matz, “Wireless over Cable in femtocell systems: a case study from indoor channel measurements,” (pdf) Proc. of IEEE Wireless Communications and Networking Conference (WCNC 2012), Workshop on Broadband femtocells technologies, Paris, France, April 2012.

[B.26] M. Spadacini, S. Savazzi, M. Nicoli, S. Nicoli, “Wireless Networks for Smart Surveillance: technologies, protocol designs and experiments,” (pdf) Proc. of IEEE Wireless Communications and Networking Conference (WCNC 2012), Workshop on Internet of Things Enabling Technologies, Paris, France, April 2012

C. Patents

[C.1] M.Nicoli, L. Sampietro, C. Santacesaria, S.Savazzi, O.Simeone, and U.Spagnolini, “Methos for optimizing the spacing between receiving antennas of an array usable for counteracting both interference and fading in cellular systems”, Publication date 29 Ago. 2007.

[C.2] S. Savazzi, L.Goratti, U. Spagnolini, “Distributed wireless data acquisition system” Applicants: Politecnico di Milano, University of Oulu, Ref. number E.I. 10.23.A

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