Research activity

Design of QoS and energy-efficiency oriented resource allocation algorithms in 4G/5G networks.
Simulation and performance evaluation of computer systems and networks.

Publications

Book Chapters

  1. A. Virdis, G. Stea, G. Nardini, "Simulating LTE/LTE-Advanced Networks with SimuLTE", in: Obaidat, M.S., Kacprzyk, J., Ă–ren, T., Filipe, J., (eds.) "Simulation and Modeling Methodologies, Technologies and Applications", Springer, 2016

International Journals

  1. G. Nardini, G. Stea, A. Virdis, A. Frangioni, L. Galli, D. Sabella, G.M. Dell'Aera, "Practical feasibility, scalability and effectiveness of coordinated scheduling algorithms in cellular networks towards 5G", Elsevier Journal of Network and Computer Applications, to appear (accepted January 2018)
  2. G. Nardini, G. Stea, A. Virdis, "A scalable data-plane architecture for one-to-one device-to-device communications in LTE-Advanced", Elsevier Computer Networks 131, Feb. 2018, pp. 77-95, doi: 10.1016/j.comnet.2017.12.006
  3. G. Nardini, G. Stea, A. Virdis, "A fast and reliable broadcast service for LTE-Advanced exploiting multihop device-to-device transmissions", Future Internet, 2017, 9(4), 89; doi: 10.3390/fi9040089 (November 2017)
  4. A. Virdis, C. Vallati, G. Nardini, G. Tanganelli, G. Stea, E. Mingozzi, "Supporting fog platforms on large-scale in LTE networks using D2D communications", IEEE Vehicular Technology Magazine, to appear (accepted November 2017)
  5. G. Nardini, G. Stea, A. Virdis, D. Sabella, M. Caretti, "Resource allocation for network-controlled device-to-device communications in LTE-Advanced", Springer Wireless Networks, April 2017, vol.23, n.3, pp.787-804 (accepted January 2016)
  6. G. Nardini, G. Stea, A. Virdis, D. Sabella, M. Caretti, "Practical large-scale coordinated scheduling in LTE-Advanced networks", Springer Wireless Networks, January 2016, vol.22, n.1, pp.11-31 (Accepted 27/3/2015), DOI: 10.1007/s11276-015-0948-6

International Conference Proceedings

  1. G. Nardini, A. Virdis, G. Stea, "Simulating Cellular Communications in Vehicular Networks: Making SimuLTE Interoperable with Veins", OMNeT++ Community Summit 2017, Bremen, DE, September 7-8, 2017
  2. G. Nardini, G. Stea, A. Virdis, A. Frangioni, L. Galli, D. Sabella, G.M. Dell'Aera, "Scalability and energy efficiency of Coordinated Scheduling in cellular networks towards 5G", CLEEN 2017, Turin, Italy, 21-22 June 2017
  3. N. Iardella, G. Nardini, G. Stea, A. Virdis, A. Frangioni, L. Galli, D. Sabella, F. Mauro, G.M. Dell'Aera, M. Caretti, "A testbed for flexible and energy-efficient resource management with virtualized LTE-A nodes", CLEEN 2017, Turin, Italy, 21-22 June 2017
  4. N. Iardella, G. Nardini, G. Stea, A. Virdis, L. Galli, A. Frangioni, D. Sabella, F. Mauro, G.M. Dell'Aera, M. Caretti, "Flexible dynamic Coordinated Scheduling in Virtual-RAN deployments", FlexNets 2017, Paris, FR, 20th May 2017
  5. G. Nardini, A. Virdis, G. Stea, "Simulating device-to-device communications in OMNeT++ with SimuLTE: scenarios and configurations", OMNeT++ Community Summit 2016, Brno, CZ, September 15-16, 2016
  6. A. Virdis, C. Vallati, G. Nardini, "Automating large-scale simulation and data analysis with OMNeT++: lessons learned and future perspectives", OMNeT++ Community Summit 2016, Brno, CZ, September 15-16, 2016
  7. G. Nardini, G. Stea, A. Virdis, D. Sabella, M. Caretti, "Broadcasting in LTE-Advanced networks using multihop D2D communications", PIMRC 2016, Valencia, September 5-7, 2016
  8. G. Nardini, A. Virdis, G. Stea, "Modeling X2 backhauling for LTE-Advanced and assessing its effect on CoMP Coordinated Scheduling", IWSLS2 2016, Vienna, July 1st, 2016
  9. A. Virdis, G. Nardini, G. Stea, "Modeling unicast device-to-device communications with SimuLTE", IWSLS2 2016, Vienna, July 1st, 2016
  10. G. Nardini, G. Stea, A. Virdis, D. Sabella, M. Caretti, "Fast and agile lossless mode switching for D2D communications in LTE-Advanced networks", IEEE VTC Spring 2016, Nanjing, PRC, 15-18 May 2016
  11. G. Nardini, G. Stea, A. Virdis, "Performance evaluation of TCP-based traffic over direct communications in LTE-Advanced", IEEE VTC Spring 2016, Nanjing, PRC, 15-18 May 2016
  12. A. Virdis, G. Stea, G. Nardini, "SimuLTE: A Modular System-level Simulator for LTE/LTE-A Networks based on OMNeT++", SimulTech 2014, Vienna, AT, August 28-30, 2014
  13. G. Nardini, G. Stea, A. Virdis, D. Sabella, M. Caretti, "Effective dynamic coordinated scheduling in LTE- Advanced networks", Proceedings of EuCNC 2014, Bologna, IT, June 23-26, 2014
  14. G. Nardini, G. Stea, A. Virdis, M. Caretti, D. Sabella, "Improving network performance via optimization-based centralized coordination of LTE-A cells", CLEEN 2014, Istanbul, TK, April 6, 2014

Posters

  1. G. Avino, M. Malinverno, F. Malandrino, C. Casetti, C.F. Chiasserini, G. Nardini, S. Scarpina, "A Simulation-based Testbed for Vehicular Collision Detection", IEEE VNC 2017, Turin (Italy), November 2017
  2. N. Iardella, G. Nardini, G. Stea, A. Virdis, F. Mauro, D. Sabella, M. Caretti, G.M. Dell'Aera, "Coordinated scheduling in a Virtual-RAN prototype with OpenAirInterface", EUCNC 2016, Athens, 27-30 June 2016

Patents

Granted patents

  1. M. Caretti, G. Nardini, D. Sabella, G. Stea, A. Virdis, "Method for scheduling radio resources", priority date 2013-05-09, granted as:
        EP2995107 (B1) (2017-12-27)
        US9848436 (B2) (2017-12-19)
        0001417424 (2015-08-18), Italian patent

Published patent applications

  1. M. Caretti, G. Nardini, D. Sabella, G. Stea, A. Virdis, "Method and System for loss mitigation during device to device communication mode switching", priority date 13/05/2016, published as: WO/2017/194161 (2017-11-16)
  2. M. Caretti, G. Nardini, D. Sabella, G. Stea, A. Virdis, "Method and System for data tunneling in device to device communications assisted by a telecommunication network", priority date 13/05/2016, published as: WO2017194160 (2017-11-16)
  3. M. Caretti, G. Nardini, A. Rossali, D. Sabella, G. Stea, A. Virdis, "Resource allocation system and method adapted to implement device-to-device communications in wireless communication networks", priority date 08/05/2014, published as WO2015169380(A1) (2015-11-12)

Submitted patent applications

  1. M. Caretti, G. Nardini, D. Sabella, G. Stea, A. Virdis, "Radiodiffusione di messaggi per mezzo di trasmissioni da dispositivo a dispositivo", Italian patent application No. 102017000003921, filed 16/01/2017

Research projects

  1. 2015-17: Flex5Gware - Flexible and efficient hardware/software platforms for 5G network elements and devices, Funded by the EU under call H2020-ICT-2014-2.
  2. 2015: Study of algorithms and innovative solutions for QoS and energy efficiency management in evolved mobile systems (LTE/LTE-Advanced towards 5G), funded by Telecom Italia Lab (Turin, Italy)
  3. 2014: Study of algorithms and innovative solutions for QoS and energy efficiency in evolved mobile systems towards 5G, funded by Telecom Italia Lab (Turin, Italy)
  4. 2013: Study of algorithms and innovative solutions for QoS and energy efficiency in evolved mobile systems (LTE/LTE-A), funded by Telecom Italia Lab (Turin, Italy)
  5. 2011-12: Study of packet scheduling and resource allocation algorithm for QoS and energy efficiency in evolved mobile systems, funded by Telecom Italia Lab (Turin, Italy)

Software

  • SimuLTE: a system-level simulator for LTE/LTE-Advanced networks, based on the OMNeT++ framework (official website)

TPC membership