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- A. Papadopoulos, N. Chatzidiamantis and L. Georgiadis, “Network Coding Techniques in Cooperative Cognitive Networks”, Global Information Infrastructure and Networking Symposium (GIIS 2018), October 23-25 2018, Thessaloniki, Greece.
- A. -A. A. Boulogeorgos, N. D. Chatzidiamantis, G. K. Karagiannidis, and L. Georgiadis, “Energy Detection under RF impairments for Cognitive Radio,” in Proc. IEEE International Conference on Communication Workshop (IEEE ICCW), London, United Kingdom, 2015, pp. 955-960.
- N. D. Chatzidiamantis, L. Georgiadis, H. Sandalidis and G. K. Karagiannidis, ‘An Efficient Power Constrained Transmission Scheme for Hybrid OW/RF Systems,’in Proc. IEEE International Conference on Communications (IEEE ICC), Sydney, Australia, 2014.
- E. Matskani, N. D. Chatzidiamantis, L. Georgiadis, I. Koutsopoulos, L. Tassiulas, “The Mutual Benefits of Primary-Secondary User Cooperation in Wireless Cognitive Networks,” in Proc. 12th International Symposium on Modeling and Optimization in Mobile, Ad Hoc, and Wireless Networks (WiOpt), Hammamet, Tunisia, 2014
- K. N. Pappi, N. D. Chatzidiamantis, and G. K. Karagiannidis, “A Combinatorial Geometrical Approach to the Error Performance of Multidimensional Finite Lattice Constellations,” in Proc. IEEE Wireless Communications and Networking Conference (IEEE WCNC), Paris, France, 2012.
- N. D. Chatzidiamantis, G. K. Karagiannidis, E. E. Kriezis, and M. Matthaiou, “Diversity Combining in Hybrid RF/FSO Systems with PSK Modulation,” in Proc. IEEE International Conference on Communications (IEEE ICC), Kyoto, Japan, 2011.
- N. D. Chatzidiamantis, H. G. Sandalidis, G. K. Karagiannidis, and S. A. Kotsopoulos, “On the Inverse-Gaussian Shadowing,” in Proc. IEEE International Conference on Communications (IEEE ICC), Kyoto, Japan, 2011.
- D. S. Michalopoulos, N. D. Chatzidiamantis, R. Schober, and G. K. Karagiannidis, “Relay Selection with Outdated Channel Estimates in Nakagami-m Fading,” in Proc. IEEE International Conference on Communications (IEEE ICC), Kyoto, Japan, 2011.
- N. D. Chatzidiamantis, D. S. Michalopoulos, E. E. Kriezis, G. K. Karagiannidis, and R. Schober, “Relay Selection in Relay-Assisted Free Space Optical Systems,” in Proc. IEEE Global Communications Conference (IEEE GLOBECOM), Houston, USA, 2011.
- M. Matthaiou, N. D. Chatzidiamantis, G. K. Karagiannidis, “On the Sum Rate of ZF Detectors over Correlated K Fading MIMO Channels,” in Proc. IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), Prague, Czech Republic, 2011
- M. Matthaiou, N. D. Chatzidiamantis, H. A. Suraweera, and G. K. Karagiannidis, “Performance Analysis of Space-Time Block Codes over Generalized-K Fading MIMO Channels,” in Proc. IEEE Swedish Communication Technologies Workshop (Swe-CTW), Stockholm, Sweden, 2011.
- D. S. Michalopoulos, N. D. Chatzidiamantis, R. Schober, and G. K. Karagiannidis, “Diversity Loss Due to Suboptimal Relay Selection,” in Proc. IEEE Global Communications Conference (IEEE GLOBECOM), Houston, USA, 2011.
- N. D. Chatzidiamantis, A. S. Lioumpas, G. K. Karagiannidis, and S. Arnon, “Optical Wireless Communications with Adaptive Subcarrier PSK Intensity Modulation,” in Proc. IEEE Global Communications Conference (IEEE GLOBECOM), Miami, USA, 2010.
- N. D. Chatzidiamantis, H. G. Sandalidis, G. K. Karagiannidis, and M. Matthaiou, “A Simple Statistical Model for Turbulence-Induced Fading in Free-Space Optical Systems,” in Proc. IEEE International Conference on Communications (IEEE ICC), Cape Town, South Africa, 2010.
- N. D. Chatzidiamantis, H. G. Sandalidis, G. K. Karagiannidis, S. Kotsopoulos, and M. Matthaiou, “New Results on Turbulence Modeling for Free-Space Optical Systems,” in Proc. International Conference on Telecommunications (ICT), Doha, Qatar, 2010.
- N. D. Chatzidiamantis, G. K. Karagiannidis, and D. S. Michalopoulos, “On the Distribution of the Sum of Gamma-Gamma Variates and Application in MIMO Optical Wireless Systems,” in Proc. IEEE Global Communications Conference (IEEE GLOBECOM), Hawaii, USA, 2009.
- N. D. Chatzidiamantis, M. Uysal, T. A. Tsiftsis, and G. K. Karagiannidis, “EM-Based Maximum-Likelihood Sequence Detection for MIMO Optical Wireless Systems,” in Proc. IEEE International Conference on Communications (IEEE ICC), Dresden, Germany, 2009.