Network Design and Services Research Area

Scientific Contributions

• Chair, co-chair and co-organizer of various workshops and conference sessions in the area of optical networking including events associated with ECOC, Globecom, ICTON etc
• Members of the Technical Program Committee of various conferences and workshops (Globecom, ICC, ONDM, ICTON, TNC , Gridnets, CCGrid, SEON etc)
• Technical referees of several IEEE (Journal of Lightwave Technology, Journal of Selected Areas in Communications, Communications Magazine, Photonics Technology Letters, IEEE Transactions on Multimedia, IEEE Transactions on Parallel and Distributed Systems etc), IET, Elsevier (Computer Networks) and other journals (e.g. Journal of Optical Networking published by the Optical Society of America), Optics Express, Journal of Grid Computing etc Technical referees of several conferences (Globecom, ICC, ΙΕΕΕ International Conference on Peer-to-Peer Computing, IEEE Symposium On Computers and Communications etc) and workshops • Scientific Secretary of the EU funded project COST291 entitled “Towards Digital Optical Networks”
• Guest editor of the special issue of the Computer Networks journal, ELSEVIER, on "Challenges and opportunities in advanced optical networking"
• Guest Editor of the special issue of the Journal of Optical Networking, on “Optical Networks for the Future Internet”
• IEEE senior member
• Reviewer of EU IST Projects
• Member of the EPSRC, UK Peer Review College
• Co-author of one granted and ten published patents • Co-authors of over 30 international scientific journal and 70 international conference papers Co-authors of several book chapters
• Our work has accepted more than 200 citations

Recent Journal Publications

1. A. D. Ellis, D. Cotter, S. Ibrahim, R. Weerasuriya, C.W.Chow, J. Leuthold, W. Freude, S. Sygletos, P. Vorreau, R. Bonk, D. Hillerkuss, I. Tomkos, A. Tzanakaki, C. Kouloumentas, D. J. Richardson, P. Petropoulos, F. Parmigiani, G. Zarris, and D. Simeonidou, “Optical Interconnection of Core and Metro Networks”, Journal of Optical Networking, accepted for publication.

2. George Markidis, and Anna Tzanakaki, “Network Performance Improvement through Differentiated Survivability Services in WDM networks”, Journal of Optical Networking. June 2008, vol. 7, no 6, pp. 564-572.

3. G. Zervas, E. Escalona, R. Nejabati, D. Simeonidou, G. Carrozzo, N. Ciulli, B. Belter, A. Binczewski, M. S. Poznan, A. Tzanakaki, and G. Markidis. “Multidomain optical networks: issues and challenges - Phosphorus grid-enabled GMPLS control plane (GMPLS): architectures, services, and interfaces”. IEEE Communications Magazine, June 2008, vol. 46, no. 6, pp:128 – 137.

4. N. Ciullia, G. Carrozzoa, G. Giorgia, G. Zervas, E. Escalona, Y. Qinb, R. Nejabatib, D. Simeonidou, F. Callegatic, A. Campic, W. Cerronic, B. Belterd, A. Binczewskid, M. Stroinskid, A. Tzanakaki, and G. Markidis, “Architectural approaches for the integration of the service plane and control plane in optical network”, Optical Switching and Networking Journal, Elsevier. Invited paper, 2008, vol. 5, pp 94-106.

5. C. Raffaelli, K. Vlachos, N. Andriolli, J. Buron, R. van Caenegem, G. Danilewicz, J. M Finochietto, J. Garcia-Haro, D. Klonidis, M. O'Mahony, G. Maier, A. Pattavina, P. Pavon-Marino, S. Ruepp, M. Savi, M. Scaffardi, I. Tomkos, A. Tzanakaki, L. Wosinska, K. Yannopoulos, and F. Neri, “Photonics in Switching: Architectures, Technologies and Systems The e-Photon/ONe+ Research Results - Part I : System Aspects”, COMNET. December 2007, special issue.

6. K. Katrinis, G. Hjálmtýsson, and B. Plattner. "Turn-taking Patterns in Human Discourse and their Impact on Group Communication Service Design". Annals of Telecommunications. 2007, Volume 62, Issue 3-4.

7. Ch. Kouloumentas, A. Tzanakaki, I. Tomkos, N. Pleros, P. Zakynthinos, D. Petrantonakis, D. Apostolopoulos, O. Zouraraki, and H. Avramopoulos, “Packet Clock Recovery Using a Bismuth Oxide Fiber-based Optical Power Limiter”. Optics Express. To appear

8. P. G. Arbues, C. Mas Machuca, and A. Tzanakaki, “Comparative Study of Existing OADM and OXC Architectures and Technologies from the Failure Behavior Perspective”. Journal of Optical Networking. January 2007, Vol. 6, Issue 2, pp 123-133.

9. G. Markidis, S. Sygletos, A. Tzanakaki, and I. Tomkos, “Impairment Constraint based Routing in Ultra Long Haul Optical Networks with 2R regeneration”. IEEE Photonics Technology Letters. March 2007, vol. 19, no. 6, pp: 420 – 422.

10. S. Azodolmolky, A. Tzanakaki, and I. Tomkos, “A Simulation Study of Adaptive Burst Assembly Algorithms in Optical Burst Switched Networks with Self-Similar Traffic Sources”. Annals Journal of Telecommunications. May-June 2007, vol. 62, no. 5-6, pp: 584-603.

11. I. Tomkos, A. Tzanakaki, P. Kulkarni, G. Markidis, and C. Mas Machuka, “Benefits of the Use of Impairment Constraint Routing in Optical Networks”. Annals Journal of Telecommunications. May-June 2007, vol. 62, no. 5-6, pp: 567-583.

12. Ch. Kouloumentas, A. Tzanakaki, and I. Tomkos, “Clock Recovery at 160 Gb/s and beyond, using a Fiber-Based Optical Power Limiter”. IEEE Photonics Technology Letters. November 2006, vol. 18, no. 22, pp: 2365 – 2367.

13. J. Yan, K. Katrinis, M. May, and B. Plattner. "Media and TCP-Friendly Congestion Control for Scalable Video Streams". IEEE Transactions on Multimedia. 2006, vol. 8, Issue 2, pp. 196-206.

14. S. Sygletos, A. Tzanakaki, and I. Tomkos, “Numerical Study of Cascadability Performance of Continuous Spectrum Wavelength Blocker/Selective Switch at10/40/160 Gb/s”. IEEE Photonics Technology Letters. December 2006, vol. 18, no. 24, pp: 2608 – 2610.

15. A. Tychopoulos, I. Papagiannakis, D. Klonidis, A. Tzanakaki, O. Koufopavlou, and I. Tomkos, “FOCUS: A Low-Cost Inband FEC Scheme for STM-64 Transparent Metro Networks”. IEEE Photonics Technology Letters. December 2006, vol. 18, no. 24, pp: 2581 – 2583.

16. C. Politi, D. Klonidis, A. Tzanakaki, M. O’Mahony, and I. Tomkos. “Demonstration of a Novel Wavelength Routed Optical Packet Switch Architecture”. SPIE Optical Engineering. May 2006, 45, 050504.

17. D. Simeonidou, R. Nejabati, G. Zervas, D. Klonidis, A. Tzanakaki, and M. J. O’Mahony, “Dynamic Optical Network Architectures and Technologies for Existing and Emerging Grid Services”. (Invited Paper), Journal of Lightwave Technology. October 2005, vol. 23, no. 10, pp 3347-3357.

18. S. Zhang, D. Owens, Y. Liu, M. T. Hill, D. Lenstra, A. Tzanakaki, G. D. Khoe, and H.J.S. Dorren, “Multi-state Optical Memory Based on Serially Interconnected Lasers”. IEEE Photonics Technology Letters. September 2005, vol. 17, no. 9, 1962-1963.

19. A. Tzanakaki, I. Zacharopoulos, D. Parcharidou, and I. Tomkos, “Nonlinear Penalty Suppression through the Use of OADMs”. IEEE Photonics Technology Letters. December 2005, Vol. 17, no. 12, pp: 2769 – 2771.

20. T. Politi, A. Tzanakaki, D. Klonidis, M. O’Mahony, and I. Tomkos, “Optical Cross-Connect Architecture Using Waveband Conversion and a Passive Wavelength Router”. Optoelectronics, IEE proceedings. August 5, 2005, vol. 152, no. 4, pp: 215 – 221.

21. I. Zacharopoulos, A. Tzanakaki, D. Parcharidou, and I. Tomkos. “Optimization Study of Advanced Modulation Formats for 10 Gbit/s Metropolitan Networks”. Journal of Lightwave Technology. January 2005, vol. 23, no. 1, pp: 321 – 329.

Recent Conference Publications

22. G. Markidis, and A. Tzanakaki. “Routing and Wavelength Assignment Algorithms in Survivable WDM Networks under Physical Layer Constraints”. GOPS 2008, Broadnets 2008, September 2008, London, UK

23. A. Tzanakaki, G. Markidis, and K. Katrinis. “Supporting Differentiated Survivability Services in WDM Optical Networks”. ICTON 2008, June 2008, Athens, Greece.

24. C. Develder, M. De Leenheer, T. Stevens, B. Dhoedt, G. Markidis, and A. Tzanakaki, “Scalable Impairment-Aware Anycast Routing in Multi-Domain Optical Grid Networks”. ICTON 2008, June 2008, Athens, Greece.

25. G. Markidis, A. Tzanakaki, N. Ciulli, G. Garozzo, D. Simeonidou, R. Nejabati, and G. Zervas. “EU Integrated Project PHOSPHORUS: Grid-GMPLS control plane for the support of Grid Network Services”. ICTON 2007, Rome, Italy.

26. G.Markidis, S. Sygletos, A.Tzanakaki, and I.Tomkos. “Impairment Aware Based Routing and Wavelength Assignment in Transparent Long Haul Optical Networks”. ONDM 2007, Athens, Greece

27. I. Tomkos, S. Sygletos, A. Tzanakaki, and G. Markidis. “Impairment Constraint Routing in Mesh Optical Networks”. OFC 2007, Anaheim, USA

28. Ch. Kouloumentas, N. Pleros, P. Zakynthinos, D. Petrantonakis, D. Apostolopoulos, O. Zouraraki, A. Tzanakaki, H. Avramopoulos, and I. Tomkos. “Packet Clock Recovery at 40 Gb/s and beyond, using a Fabry-Perot Filter and an Optical Power Limiter Based on a Bismuth Oxide Fibre”. CLEO Europe 2007.

29. G. Markidis, S. Sygletos, A. Tzanakaki, and I. Tomkos, “Impairment Constraint Based Routing in Optical Networks”. Broadband Europe Conference, 2006.

30. I. Tomkos, A. Tzanakaki, J. Leuthold, A. D. Ellis, D. Bimberg, P. Petropoulos, D. Simeonidou, S. Tsadka, and P. Monteiro. “The EU project TRIUMPH: Transparent Ring Interconnection Using Multiwavelength Photonic Switches”. Invited paper, Broadband Europe Conference, 2006.

31. G. Zervas, R. Nejabati , D Simeonidou, A. Tzanakaki, and I. Tomkos. “A Hybrid Optical Burst/Circuit Switched Ingress Edge Router for Grid-enabled Optical Networks”. GridNets 2006, BroadNets 2006.

32. G. Markidis, S. Sygletos, A. Tzanakaki, and I. Tomkos. “Impairment Constraint Routing in 2R–based Long Haul Optical Networks”. ECOC 2006.

33. G. Markidis, A. Tzanakaki, and I. Tomkos. “CoS Assignment Based on Physical Performance Parameters in OBS Networks”. ICTON 2006, Nottingham, UK, June 2006.

34. C. Kouloumentas, A. Tzanakaki, and I. Tomkos. “All-Optical Clock Recovery at 160 Gbit/s and beyond, based on a Fabry-Pérot Filter and Self-Phase Modulation Effect”. ICTON 2006, Nottingham, UK, June 2006

35. S. Sygletos, A. Tzanakaki, and I. Tomkos. “Cascadeability of Continuous Spectrum WB/WSS at 10/40/160 Gb/s”. ICTON 2006, Nottingham, UK, June 2006

36. G. Markidis, S. Sygletos, A. Tzanakaki, and I. Tomkos. “Impairment constraint based routing in ultra long haul optical networks employing 2R regeneration”. ICTON 2006, Nottingham, UK, June 2006

37. A. Tzanakaki, S. Azodolmolky, and I. Tomkos. “Study of the Impact of Burst Assembly Algorithms in Optical Burst Switched Networks with Self-Similar Input Traffic”. ICTON2006, Nottingham, UK, June 2006

38. B. Brynjúlfsson, K.Katrinis, G. Hjálmtýsson, and B. Plattner. "Autonomic Network layer Multicast Service Towards Consistent Service Quality". IEEE International Workshop on Trusted and Autonomic Computing Systems (TACS 2006), Vienna, Austria, April 2006.

39. A. Tychopoulos, I. Papagiannakis, D. Klonidis, A. Tzanakaki, O. Koufopavlou, and I. Tomkos. “Demonstration of a Low-Cost Inband FEC Scheme for STM-64 Transparent Metro Networks”. ICTON2006, Nottingham, UK, June 2006.

40. Ch. Kouloumentas, A. Tzanakaki, and I. Tomkos. “All-Optical Multicasting Subsystem with Regenerative Capabilities”. CSNDSP 2006, Patras, Greece, July 2006

41. S. Azodolmolky, A. Tzanakaki, and I. Tomkos. “On the impact of Burst Assembly on Self-Similarity at the Edge Router in Optical Burst Switched Networks”. CSNDSP 2006, Patras, Greece, July 2006

42. Ch. Kouloumentas, A. Barlas, A. Tzanakaki, and I. Tomkos. “Performance Evaluation of 2R Regenerator based on Self-Phase Modulation in Fiber”. Workshop on "Design of Next Generation Optical Networks: from the Physical up to the Network Level Perspective", Ghent, Belgium, February 2006.

43. S. Zsigmond, A. Szodenyi, B. Megyer, T. Cinkler, A. Tzanakaki, and I. Tomkos. “A New Method for Considering Physical Impairments in Multilayer Routing”. Workshop on "Design of Next Generation Optical Networks: from the Physical up to the Network Level Perspective", Ghent, Belgium, February 2006.

44. A. Teixeira, P. André, S. Stevan Jr., T. Silveira1, A. Tzanakaki, and I. Tomkos. “Raman Amplification based on Multiple Low-Power Lasers”. AICT'06, Guadeloupe, February 2006,

45. S. Azodolmolky, A. Tzanakaki, and I. Tomkos. “On the Simulation of Optical Burst Switched Networks with Self-Similar Traffic Sources”. Eurocon 2005, Serbia, November 2005.

46. A. Tzanakaki. “Optical Switching Technologies and Routing Architectures for Telecommunications, Data and Grid Services”. The Rank Prize Funds, Symposium on Optical Data Networking, UK, August 2005.

47. K. Katrinis, B. Brynjúlfsson, G. Hjálmtýsson, and B. Plattner. "Dynamic Adaptation of Source Specific Distribution Trees for Multiparty Teleconferencing". Proceedings of the 1st ΑCM International Conference on Emerging Networking Experiments and Technologies (CoNEXT 2005), Toulouse, France, October 24-27, 2005.

48. J. Yan, M. May, K. Katrinis, and B. Plattner. “Media- and TCP-Friendly Rate Control Algorithm for Scalable Video Streams”. Proceedings of the 4th IFIP Networking Conference, Toronto, Canada, May 2005.

49. S. Azodolmolky, A. Tzanakaki, and I. Tomkos. “Optical Burst Switched Networks for Telecommunications and Grid Applications”. The Rank Prize Funds, Symposium on Optical Data Networking, UK, August 2005.

50. A. Challita, A. Tzanakaki, and I. Tomkos. “Reliability Based Routing in WDM Optical Networks”. APOC 2005, China, November 2005.

51. A. Tzanakaki, I. Zacharopoulos, D. Parcharidou, and I. Tomkos. “Nonlinear Penalty Suppression through the Use of Optical Add Drop Multiplexers”. TEMU2005, Greece, June 2005.

52. P. Kulkarni, A. Tzanakaki, C. Mas Machuka, and I. Tomkos. “Benefits of Q-factor based Routing in WDM Metro Networks”. ECOC2005, September 2005.

53. S. Zhang, D. Owens, Y. Liu, M. T. Hill, D. Lenstra, A. Tzanakaki, G.D. Khoe, and H.J.S. Dorren. “Multi-state Optical Memory Based on Serially Interconnected Lasers”. ECOC2005, September 2005

54. I. Tomkos and A. Tzanakaki. “Towards Digital Optical Networks”. ICTON2005, Barcelona, July 2005

55. A. Tzanakaki, I. Zacharopoulos, D. Parcharidou, and I. Tomkos. “Nonlinear Suppression through the Use of Optical Add-Drop Multiplexers”. ICTON2005, Barcelona, July 2005

56. A. Challita, A. Tzanakaki, and I. Tomkos. “Reliability based Routing in WDM Optical Networks”. APOC 2005, China, November 2005

57. A. Challita, A. Tzanakaki, and I. Tomkos. “Reliability based Routing in WDM Optical Networks”. COST291 Workshop held in conjunction with ICTON2005, Barcelona, July 2005.

58. I. Karamitsos, A. Tzanakaki, and I. Tomkos. “Study of Physical Impairments as a performance Parameter in Optical Burst Switched Networks”. ICTON2005, Barcelona, July 2005.