Source: http://mobile.ntua.gr/index.php?option=com_content&view=article&id=259&Itemid=302&lang=el
Timestamp: 2019-04-22 22:11:44+00:00

Document:
V. Nikolaidis, N. Moraitis, A. G. Kanatas, "Spatially separated single-polarized vs. collocated dual-polarized MIMO measurements", accepted in 11th European Conf. on Antennas and Propagation (EuCAP'17), Paris, France, Mar. 2017.
G. Giannoulis, N. Moraitis, N. Argyris, S. Dris, C. Lessi, S. Perdikouris, L. Kostikidou, D. Apostolopoulos, C. Spatharakis, I. Papafili, G. Agapiou, A. D. Panagopoulos, H. Avramopoulos, "Field-trial demonstration of an extended reach GPON supporting 60-GHz indoor wireless access," Proc. SPIE 10103, Terahertz, RF, Millimeter, and Submillimeter-Wave Technology and Applications X, 101030M (February 24, 2017); doi:10.1117/12.2252538; http://dx.doi.org/10.1117/12.2252538, SPIE Photonics West Conference, San Francisco, California, USA, 28 Jan.- 2 Feb. 2017.
V. Nikolaidis, N. Moraitis, A. G. Kanatas, "Dual polarized MIMO LMS channel measurements and characterization in a pedestrian environment," 10th European Conf. on Antennas and Propagation (EuCAP'16), Davos, Switzerland, Apr. 2016.
N. Moraitis, A. D. Panagopoulos, "SIMO LMS wideband channel modeling through deterministic simulation in a dense urban environment," 10th European Conf. on Antennas and Propagation (EuCAP'16), Davos, Switzerland, Apr. 2016.
M.I. Poulakis, S. Vassaki, A.D. Panagopoulos, "Opportunistic Transmission Scheduling for Secure Wireless Links: An Optimal Stopping Approach," IEEE 81st Vehicular Technology Conference (VTC2015S), Glasgow, UK, May 2015.
S. Vassaki, M.I. Poulakis, A.D. Panagopoulos, "Spectrum Leasing in Cognitive Radio Networks: A Matching Theory approach," IEEE 81st Vehicular Technology Conference (VTC2015S), Glasgow, UK, May 2015.
N. Moraitis, M. Christopoulou, K. S. Nikita, G. P. Voulgaridou, I. Anestopoulos, M. I. Panagiotidis, A. Pappa, "In-vitro assessment of Jurkat T-cells response to 1966 MHz electromagnetic fields in a GTEM cell," 37th Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC'2015), Milano, Italy, 25-29 Aug. 2015.
M. F. Xenikou, S. Golemati, A. Gastounioti, M. Tzortzi, N. Moraitis, G. Charalampopoulos, N. Liasis, A. Dedes, N. Besias, D. Maras, K. Nikita, "Using ultrasound image analysis to evaluate the role of elastography imaging in the diagnosis of carotid atherosclerosis," 37th Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC'2015), Milano, Italy, 25-29 Aug. 2015.
I. Anestopoulos, G. P. Voulgaridou, N. Moraitis, M. Christopoulou, K. S. Nikita, S. Mpakogianni, S. Koulouridis, M. Panayiotidis, A. Pappa, "Comparative study of oxidative stress biomarkers to evaluate cellular response of Jurkat T-cells exposed to 1966 MHz electromagnetic field," 15th International Conference on Redox Homeostasis, Oxidative Stress and Antioxidants, Institute Pasteur, Paris, 22-24 Jun. 2015.
N. Moraitis, A. Panagopoulos, "Millimeter Wave Channel Measurements and Modeling for Indoor Femtocell Applications," 9th European Conf. on Antennas and Propagation (EuCAP'15), Lisbon, Portugal, Apr. 2015.
C. G. Kakoyiannis, I. Karanasiou, M. Koutsoupidou, N. Uzunoglou, "A unidirectional wideband printed Quasi-Yagi antenna for microwave breast imaging," 9th European Conf. on Antennas and Propagation (EuCAP'15), Lisbon, Portugal, Apr. 2015.
M. Koutsoupidou, I. Karanasiou, C. G. Kakoyiannis, N. Uzunoglou, "Two multiband uniplanar antennas for microwave breast imaging," 9th European Conf. on Antennas and Propagation (EuCAP'15), Lisbon, Portugal, Apr. 2015.
M. Koutsoupidou, E. Groumpas, C. G. Kakoyiannis, I. Karanasiou, M. Gargalakos, N. Uzunoglou, "A microwave breast imaging system using elliptical uniplanar antennas in a circular-array setup," IEEE Int. Conf. on Imaging Systems and Techniques (IST2015), 2015.
M. Poulakis, S. Vassaki, C. Kourogiorgas, G. Pitsiladis, A. Panagopoulos, G. Gardikis, S. Costicoglou, "Use of Satellite Communication Systems and Services for Monitoring of Critical Infrastructures and Safety Applications," 20th Ka-band & Broadband Communications Conference, Salerno, IT, Oct. 2014.
S. Vassaki, G.T. Pitsiladis, C. Kourogiorgas, M. Poulakis, A.D. Panagopoulos, G. Gardikis, S. Costicoglou, "Satellite-based sensor networks: M2M Sensor communications and connectivity analysis," International Conference on Telecommunications and Multimedia (TEMU '14), Heraklion, GR, Jul. 2014.
S. Vassaki, M.I. Poulakis, A.D. Panagopoulos, ''Game-theoretic spectrum trading mechanism for cognitive radio networks,'' European Wireless Conference (EW '14), Barcelona, ES, May 2014.
M.I. Poulakis, A.D. Panagopoulos, ''Climatic-dependent energy efficient design of satellite links operating above 10GHz: an optimal stopping approach,'' European Conference on Antennas and Propagation (EuCAP), The Hague, NL, Apr. 2014.
G. P. Voulgaridou, I. Anestopoulos, N. Moraitis, M. Christopoulou, K. Nikita, S. Koulouridis, M. Panayiotidis, A. Pappa, "DNA damage responses of Jurkat T-Cells to 1966 MHz unmodulated and modulated electromagnetic fields," 65th Congress of The Hellenic Society of Biochemistry and Molecular Biology, Thessaloniki, Greece, Nov. 2014.
N. Moraitis, M. Christopoulou, V. Papavasileiou, K. Nikita, "Electric field uniformity in a GTEM cell for in-vitro exposure studies: simulations and measurements," Joint Meeting of The Bioelectromagnetics Society and the European BioElectromagnetics Association (BioEM2014), Cape Town, South Africa, Jun. 2014.
N. Moraitis, A. Panagopoulos, I. Popescu, "Propagation study of a wideband SIMO land mobile satellite system in a dense urban environment," 8th European Conf. on Antennas and Propagation (EuCAP'14), pp. 1680-1684, The Hague, The Netherlands, Apr. 2014.
T. Campana, M. Casoni, A. Marousis, K. Maliatsos, A. Karagiannis, "E-SPONDER System: A new Communication Infrastructure for Future Emergency Networks", IEEE 10th International Conference on Wireless and Mobile Computing, Networking and Communications (WiMob), pp136-143, Larnaca, Cyprus, 8-11 October, 2014.
M. Casoni, D. Saladino, A. Marousis, K. Maliatsos, A. Karagiannis, "The Communication Infrastructure for Future Emergency Systems," 11th Italian Networking Workshop, Cortina, Italy, January 15-17, 2014.
J. Wagner, N. Joram, B. Al-Qudsi, F. Ellinge, L. Caldani, R. Paradiso, D. Karamitros, A. Bartzas, R. Gentsch, K. Maliatsos, A. Marousis, A. Karagiannis, "Sensor Networks for the First Responder of the Future", 11th Italian Networking Workshop, Cortina, Italy, January 15-17, 2014.
C. G. Kakoyiannis, "Fast broadband antenna efficiency measurements: The complementary Q-factor method revisited," 20th European Wireless Conference, 2014.
T. Zervos, A. A. Alexandridis, F. Lazarakis, K. Dangakis, C. G. Kakoyiannis, E. Varouti, J. C. Vardaxoglou, "Reconfigurable planar directional antennas printed on ferrimagnetic substrates," 8th European Conf. on Antennas and Propagation (EuCAP'14), The Hague, The Netherlands, Apr. 2014.
C. G. Kakoyiannis, "Post-processing accuracy enhancement of the improved Wheeler cap for wideband antenna efficiency measurements," 8th European Conf. on Antennas and Propagation (EuCAP'14), The Hague, The Netherlands, Apr. 2014.
C. G. Kakoyiannis, T. Zervos, G. Fikioris, M. Pissas, "Efficiency measurements of multiband and circularly polarized magneto-dielectric antennas by the equivalent-circuit wheeler cap," 8th European Conf. on Antennas and Propagation (EuCAP'14), The Hague, The Netherlands, Apr. 2014.
I. Tsiachristos, E. Varouti, E. Manios, T. Zervos, C. G. Kakoyiannis, G. Fikioris, A. Alexandridis, M. Pissas, "Complex electric permittivity and magnetic permeability of ferrites calculated from scattering parameters," 8th European Conf. on Antennas and Propagation (EuCAP'14), The Hague, The Netherlands, Apr. 2014.
E. Varouti, D. K. Rongas, E. Manios, C. G. Kakoyiannis, T. Zervos, M. Pissas, G. Fikioris, "Properties of aluminum-substituted YIG with applications in tunable notched UWB antennas," in Proc. 2014 Loughborough Antennas Propag. Conf. (LAPC 2014), Loughborough, UK, 2014.
S. Vassaki, M. I. Poulakis, A. D. Panagopoulos, P. Constantinou, "An auction-based mechanism for spectrum leasing in overlay cognitive radio networks," IEEE Int. Symp. on Personal, Indoor & Mobile Radio (PIMRC), London, 2013.
M. I. Poulakis, S. Vassaki, A. D. Panagopoulos, "Satellite-based wireless sensor networks: Radio communication link design," European Conference on Antennas and Propagation (EuCAP '13), Gothenburg, SE, Apr. 2013.
C. G. Kakoyiannis and P. Constantinou, "Compact multiband antennas of self-similar analytic geometry inspired by the Chirp waveform," 7th European Conf. Antennas and Propagation (EuCAP'13), Goteborg, Sweden, April 2013.
C. G. Kakoyiannis, "Hybrid antenna efficiency measurements in fixed-geometry Wheeler caps by wideband Q-factor estimation", in Proc. 2013 Loughborough Antennas Propag. Conf. (LAPC 2013), Loughborough, UK, 2013.
C. Kourogiorgas, G. A. Karagiannis, A. D. Panagopoulos, "Space-Time Rain Rate Field Generator for Multi-Antenna Satellite Communication Applications", EuCAP 2013, 8-12 April 2013, Gothenburg, Sweden.
C. Kourogiorgas, A. D. Panagopoulos, "On the Route Diversity Improvement Modeling for Broadband Radio Access Networks", EuCAP 2013, 8-12 April 2013,Gothenburg, Sweden.
C. Kourogiorgas, S. A. Kanellopoulos, A. D. Panagopoulos, S. N. Livieratos, G. E. Chatzarakis, "Hitting Time Distribution of Weibull-Based Rain Attenuation Synthesizer: Application to Satellite Communications FMTs", First CNES-ONERA Workshop on Earth-Space Propagation, 21-23 March 2013, Toulouse France.
C. Kourogiorgas, A. D. Panagopoulos, "A Tropospheric Scintillation Time Series Synthesizer based on Stochastic Differential Equations", to be presented at 19th Ka and Broadband Communications, Navigation and Earth Observation Conference.
V. Papavasileiou, N. Moraitis, M. Christopoulou, K. Nikita, "Field uniformity measurements in GTEM cell for in vitro experiments at mobile communication frequencies," Joint Meeting of The Bioelectromagnetics Society and the European BioElectromagnetics Association (BioEM2013), Thessaloniki, Greece, Jun. 2013.
M.I. Poulakis, S. Vassaki, A.D. Panagopoulos, "A feasibility study of collaborative beamforming in satellite-based wireless sensor networks," COST Action IC0802, MCM 8, DLR, Oberpfaffenhofen, DE, Nov. 2012.
M.I. Poulakis, S. Vassaki, A.D. Panagopoulos, P. Constantinou, "QoS-driven spectrum sharing game in cognitive radio systems," (poster) 2nd International Summer School on Cognitive Wireless Communications Highlight on Game Theory (COST Action IC0902), Paris, FR, Jul. 2012.
C. N. Pitas, D. E. Charilas, A. D. Panagopoulos, P. Chatzimisios, and P. Constantinou, "ANFIS-based Quality Prediction Models for AMR-Telephony in Public 2G/3G Mobile Networks", in Proc: IEEE Global Communications (GlobeCom '12), Dec. 2012, Anaheim, California, US (2012).
N. Moraitis, A. Panagopoulos, "Co-existence of cellular and multiple airborne wireless networks: interference statistical distribution," 6th European Conf. on Antennas and Propagation (EuCAP'12), Prague, Czech Rep., Mar. 2012.
C. Kourogiorgas, A. Panagopoulos, N. Moraitis, J. Kanellopoulos, S. Livieratos, G. Chatzarakis, "Analysis of 15-months rain rate measurements at NTUA campus," 6th European Conf. on Antennas and Propagation (EuCAP'12), Prague, Czech Rep., Mar. 2012.
V. Sakarellos, C. Kourogiorgas, A. D. Panagopoulos, "Hybrid Satellite-Terrestrial Broadband Backhaul Links: Capacity Enhancement through Spatial Multiplexing" ESTEL Conference, 2-5 October 2012, Rome, Italy.
C. Kourogiorgas, S. A. Kanellopoulos, A. D. Panagopoulos, S. N. Livieratos, G. E. Chatzarakis, J. D. Kanellopoulos, "Rain Attenuation Hitting Time Statistical Distribution: Application to Fade Mitigation Techniques of Future Satellite Communication Systems", ESTEL Conference 2012, 2-5 October 2012, Rome, Italy.
C. Kourogiorgas, A. D. Panagopoulos, J. D. Kanellopoulos, P.-D. M. Arapoglou, "Rain Attenuation Time Series Synthesizer for LEO Satellite Systems Operating at Ka Band", ASMS/SPSC 2012, 5-7 September 2012, Baiona, Spain.
G. Karagiannis, A. D. Panagopoulos, C. Kourogiorgas, J. D. Kanellopoulos, "Multi-Dimensional First Order Stochastic Differential Equation for Simulating Correlated Space-Time Rain Attenuation Time Series", MCM7 COST Action IC0802, 16-18 April 2012, Portsmouth, Great Britain.
C. Kourogiorgas, A. D. Panagopoulos, J. D. Kanellopoulos, "Synthesizing Rain Attenuation Time Series for an Earth-LEO Satllite Link", MCM7 COST Action IC0802, 16-18 April 2012, Portsmouth, Great Britain.
C. Kourogiorgas, A. D. Panagopoulos, G. K. Karagiannidis, J. D. Kanellopoulos, "On the Inverse Gaussian Modeling of Rain Rate and Slant Path and Terrestrial Links Rain Attenuations", EuCAP 2012, 26–30 March, Prague, Czech Republic.
N. Moraitis, D. Vouyioukas, P. Constantinou, "Propagation study and performance evaluation of a mobile WiMAX system at 3.5 GHz," IEEE Int. Conf. on Communications (ICC'11), Kyoto, Japan, June 2011.
G. T Pitsiladis, A. Krokos, A.D. Panagopoulos and P. Constantinou, " Connectivity Calculation in Mobile Ad Hoc Networks:Realistic Performance Simulation," in Proc. IEEE WMCNT, October 2011.
G. T. Pitsiladis, A. D. Panagopoulos and P. Constantinou, "A Physical Analytical Model for the Connectivity Evaluation of Dual-Polarized Millimeter-Wave Multi-Hop Backhaul Networks," in Proc. IEEE EUCAP, April 2011.
Konstantinos S. Chaloulos, Dimitris E. Charilas, Athanasios D. Panagopoulos, "Power Control Optimization in LMDS Networks operating above 20GHz through Fuzzy Inference Systems", IEEE symposium on Computers and Communications, June 2011, Corfu, Greece.
D. Komnakos, D. Skoutas, D. Vouyioukas, A. Rouskas: "Scheduling Optimization for Real-Time Services in WCDMA", Future Network & Mobile Summit, Florence, June 2010.
Φ. Κωνσταντίνου, Ν. Μωραΐτης, Α. Μαρούσης, 'Επιδράσεις Αιολικών Πάρκων σε Τηλεπικοινωνιακά Συστήματα', 4ο Εθνικό Συνέδριο Ανανεώσιμων Πηγών Ενέργειας (ΑΠΕ): 'Εφαρμογή των ΑΠΕ προς ένα Φιλόδοξο και Αξιόπιστο Εθνικό Πρόγραμμα Δράσης', 10-12 Μαΐου 2010, Αθήνα, Ελλάδα.
A. G. Gotsis, and P. Constantinou: "Adaptive Multi-User OFDM Resource Allocation for Heterogeneous Data Traffic: The Uniform Power Loading Case", TD(10)10079 - COST2100 10th MCM, Athens, Greece, Feb 2010.
N. Moraitis, P. Constantinou: "Attenuation Measurements and Interference Issues for In-Cabin Wireless Networks," IEEE 71st Vehicular Technology Conference (VTC'10), May 2010, Taipei, Taiwan.
A. Giouzepas, S. Skevas, N. Moraitis, P. Constantinou: "Propagation study and performance evaluation of a fixed access WiMAX system," 4th European Conf. on Antennas and Propagation (EuCAP'10), April 2010, Barcelona, Spain.
N. Moraitis, P. Constatninou, D. Vouyioukas, "Power angle profile measurements and capacity evaluation of a SIMO system at 60 GHz," IEEE 21st Int. Symp. on Personal, Indoor and Mobile Radio Communications (PIMRC'10), 26-29 September 2010, Istanbul, Turkey.
N. Moraitis, A. D. Panagopoulos: "Comparison of Attenuation Measurements between Different Aircrafts and Interfence Scenarios", Barcelona, Spain, EUCAP 2010, 12-16 April, 2010.
N. Moraitis, A. Panagopoulos, "Outdoor-to-aircraft cabin measurements and study of interference scenarios", 4th European Conf. on Antennas and Propagation (EuCAP'10), April 2010, Barcelona, Spain.
C. G. Kakoyiannis and P. Constantinou, "Coupling and correlation reduction in compact arrays with embedded ground defects: Experimental verification," 4th European Conf. Antennas and Propagation (EuCAP'10), Barcelona, Spain, April 2010, paper C11-6.
C. G. Kakoyiannis and P. Constantinou: "Design of an electrically small printed circular inverted-F antenna controlled by a minimal set of parameters," 4th European Conf. Antennas and Propagation (EuCAP'10), Barcelona, Spain, April 2010, paper Thur-49.
Alexandros Karagiannis, and Philip Constantinou, On the Empirical Mode Decomposition Performance in White Gaussian Noise Biomedical Signals, The 12th Mediterranean Conference on Medical and Biological Engineering and Computing, Chalkidiki, Greece, 2010.
Alexandros Karagiannis, and Philip Constantinou, On the Processing Of White Gaussian Noise Biomedical Signals With The Empirical Mode Decomposition, 20th international EURASIP conference BIOSIGNAL 2010, Brno, Czech Republic, 2010.
Alexandros Karagiannis, and Philip Constantinou, Performance Investigation of Empirical Mode Decomposition in Biomedical Signals, International ICST Conference on Wireless Mobile Communication and Healthcare - MobiHealth 2010, Ayia Napa, Cyprus, 2010.
Alexandros Karagiannis, and Philip Constantinou, Investigating Performance of Empirical Mode Decomposition Application on Electrocardiogam, 5th Cairo International IEEE Conference on Biomedical Engineering, CIBEC2010, Cairo, Egypt, 2010.
Ch. Pitas, N. Moraitis, A. D. Panagopoulos, P. Constantinou: "Speech and Video Quality Assessment of GSM and WCDMA Rollout Mobile Radio Access Networks in a Regulated and Competitive Market", accepted for presentation in 9th International Conference MESAQIN 2010.
S. Vassaki, A. D. Panagopoulos, P. Constantinou, M. V. Castro: "Market-based Bandwidth Allocation for Broadband Satellite Communication Networks", SPACOMM 2010, June 13-19, 2010 - Athens, Greece.
S. A. Kanellopoulos, A. D. Panagopoulos, P. D. Arapoglou, J. D. Kanellopoulos: "A Novel Fixed and Mobile Rain Attenuation Time Series Synthesizer for Temperate and Tropical Regions operating above 10GHz", COST IC0802 3rd Meeting, Athens, 26-28 April, 2010.
N. Moraitis, A. D. Panagopoulos, P. Constantinou: "Interference analysis between terrestrial cellular and multiple airborne wireless networks", COST IC0802 3rd Meeting, Athens, 26-28 April, 2010.
C. Ν. Pitas, N. Moraitis, A. D. Panagopoulos, P. Constantinou, "Speech and Video Quality Assessment of GSM and WCDMA Rollout Mobile Radio Access Networks in a Regulated and Competitive Market", 9th International Conference MESAQIN, Prague, Czech, 2010.
V. Sakarellos, D. Skraparlis, A. D. Panagopoulos, J. D. Kanellopoulos: "Cooperative Diversity Performance in Correlated Lognormal Channels", COST 2100 10th Meeting, Athens 3-5 February 2010.
V. Sakarellos, D. Skraparlis, A. D. Panagopoulos, J. D. Kanellopoulos: "Performance of Terrestrial Radio Communication Networks Operating Above 50GHZ: Impact of Rain Attenuation", Barcelona, Spain, EUCAP 2010, 12-16 April, 2010.
P.-D. M. Arapoglou, A. D. Panagopoulos: "Benefiting from Spatial Diversity in Ka and W Band Deep-Space Communications", Barcelona, Spain, EUCAP 2010, 12-16 April, 2010.
V. Sakarellos, M. Chortatou, D. Skraparlis, A. D. Panagopoulos, J. D. Kanellopoulos: "Outage Analysis of a Millimeter Wave Triple-Hop Configuration with arbitrary position of the Relays", Barcelona, Spain, EUCAP 2010, 12-16 April, 2010.
Dimitris Charilas, Polychronis Mathioudakis, Athanasios Panagopoulos, Philip Constantinou, "Federation Agreements Performance in Heterogeneous Environments: Non-Cooperative Games Approach", GLOBECOM 2010, Workshop on Mobile Computing and Emerging Communication Networks. (MCECN 2010), December 2010, Miami, USA.
Dimitris E. Charilas, Konstantinos Chaloulos, Athanasios D. Panagopoulos, "Fuzzy Inference Uplink Power Control System in End-to-end Broadband Satellite Links", 16th Ka and Broadband Communications, Navigation and Earth Observation Conference, October 2010, Milan, Italy.
A. G. Gotsis, D. Komnakos and P. Constantinou: "Linear Modeling and Performance Evaluation of Resource Allocation and User Scheduling for LTE-like OFDMA networks", 6th IEEE International Symposium on Wireless Communication Systems, ISWCS'09, Sept 07, 2009-Sept 10, 2009.
A. G. Gotsis, D. Komnakos, and P. Constantinou: "Joint Resource Allocation and User Scheduling for Single-Cell OFDMA Networks Supporting Multiple Data Traffic Classes", TD(09) 828 - COST2100 8th MCM, Valencia, Spain, 05/2009.
Charalampos N. Pitas, Eleni D. Avgeri, Marilena P. Kallenou, and Philip Constantinou: "Measurements and QoS Analysis of Live-World Mobile Telecommunication Networks", 3rd Pan-Hellenic Conference of Electrical and Computer Engineering Students, Thessaloniki, Greece, 10-11 April, 2009.
Charalampos N. Pitas, Eleni D. Avgeri , Marilena P. Kallenou, and Philip Constantinou: "Quality of Service in Real High Speed Packet Access Networks: Survey Measurements and Performance Evaluation", 1st Pan-Hellenic Conference on Electronics and Telecommunications, Patras, Greece, 20-22 March, 2009.
Charalampos N. Pitas, Andreas Tsopelas, Vassilios Sofras, and Philip Constantinou: "Quality of Service in High Altitude Platform Networks: Study of a DVB-S2 based Architecture", 1st Pan-Hellenic Conference on Electronics and Telecommunications, Patras, Greece, 20-22 March, 2009.
A. Marousis, P. Constantinou: 'Adaptive Turbo Code-Multiplexed Pilot Channel Estimation for MIMO MC-CDMA Systems in Highly Time-Variant Channels', European Conference on Antennas and Propagation, EuCAP 2009, 23-27 March 2009, Berlin, Germany.
C. G. Kakoyiannis, A. Kyrligkitsi, and P. Constantinou: "Enhanced–bandwidth printed inverted–F antennas for multimedia sensor networks operating in the 2-3 GHz range," IEEE Int'l Workshop on Antenna Technology (iWAT 2009), Santa Monica, CA, March 2009. doi: 10.1109/IWAT.2009.4906917.
C. G. Kakoyiannis, P. Gika, and P. Constantinou: "Small printed sinusoidal antennas: A simple design guide for smooth meander-line structures with augmented bandwidth," IEEE Int'l Workshop on Antenna Technology (iWAT 2009), Santa Monica, CA, March 2009. doi: 10.1109/IWAT.2009.4906926.
C. G. Kakoyiannis, A. Kyrligkitsi, and P. Constantinou: "Wideband slotted dual-mode PIFΑ antennas integrated into multimedia wireless sensor devices," 2009 Mosharaka Int'l Conf. Commun., Propag. Electronics (MIC-CPE 2009), Ammann, Jordan, March 2009.
C. G. Kakoyiannis, P. Gika, and P. Constantinou: "Integration of printed sinusoidal antennas into wireless sensor devices: Benefits, design strategy, and ground plane effect," 2009 Mosharaka Int'l Conf. Commun., Propag. Electronics (MIC-CPE 2009), Ammann, Jordan, March 2009.
C. G. Kakoyiannis, G. Stamatiou, and P. Constantinou: "Small square meander-line antennas with reduced ground plane size for multimedia WSN nodes," in Proc. 3rd European Conf. Antennas and Propagation (EuCAP'09), Berlin, Germany, March 2009, pp. 2411–2415.
C. G. Kakoyiannis, P. Gika, and P. Constantinou: "Compact multi-element antennas of sinusoidal printed monopoles for sensors and portable devices," in Proc. 3rd European Conf. Antennas and Propagation (EuCAP'09), Berlin, Germany, March 2009, pp. 3423–3427.
C. G. Kakoyiannis and P. Constantinou: "Coupling and correlation reduction in compact arrays for WSN nodes via pre-fractal defected ground plane," in Proc. Third Int'l Conf. Sensor Technologies and Applications (SENSORCOMM'09), Athens/Glyfada, Greece, June 2009, pp. 175–180. Selected for Best Paper Award: http://www.iaria.org/conferences2009/AwardsSENSORCOMM09.html.
C. G. Kakoyiannis and P. Constantinou: "Reducing coupling in compact arrays for WSN nodes via pre-fractal defected ground structures," in Proc. 39th European Microwave Conf. (EuMC 2009), Rome, Italy, 29 Sept.–1 Oct. 2009, pp. 846–849.
C. G. Kakoyiannis, E. S. Angelopoulos, and P. Constantinou: "Radiation properties of wireless-sensor-targeted compact arrays loaded by ground defects," in Proc. 2009 Loughborough Antennas Propag. Conf. (LAPC 2009), Loughborough, UK, Nov. 2009, pp. 417–420.
Alexandros Karagiannis, Ioannis Nellas, Dimitrios A. Kontarinis and Philip Constantinou Wireless Sensor Network For ECG Monitoring, ERA, Athens, Greece.
Alexandros Karagiannis, and Philip Constantinou, Electromagnetic Radiation Monitoring Time Series Analysis Based on Empirical Mode Decomposition, Bioelectromagnetics Society and the European BioElectromagnetics Association, Davos, Switzerland, 2009.
Alexandros Karagiannis, Stefanοs Kokkorikos and Philip Constantinou Energy Consumption Analysis and Optimization techniques for Wireless Sensor Networks, IEEE Symposium on Computers and Communications, Sousse, Tunisia, 2009.
Alexandros Karagiannis, and Philip Constantinou, Noise Components Identification in Biomedical Signals based on Empirical Mode Decomposition, IEEE International Conference on Information Technology and Applications in Biomedicine, Larnaca, Cyprus, 2009.
N. Moraitis, P. Horvath, P. Constantinou, I. Frigyes: "On the Capacity Evaluation of a Land Mobile Satellite System Using Multiple Element Antennas at the Receiver", 3rd European Conf. on Antennas and Propagation (EuCAP'09), March 2009, Berlin, Germany.
N. Moraitis, P. Constantinou, F. P. Fontan, P. Valtr, "Propagation Measurements inside Different Civil Aircrafts and Comparison with EM Techniques", 3rd European Conf. on Antennas and Propagation (EuCAP'09), March 2009, Berlin, Germany.
N. Moraitis, P. Constantinou, F. P. Fontan, P. Valtr: "Propagation Measurements inside Different Civil Aircrafts and Comparison with EM Techniques", 3rd European Conf. on Antennas and Propagation (EuCAP'09), March 2009, Berlin, Germany.
N. Moraitis, A. Kyriazos, P. Constantinou, D. Vouyioukas, "Capacity Evaluation of a Land Mobile Satellite System Utilizing Multiple Element Antennas", IEEE International Conference on Communications, (ICC'09), June 2009, Dresden, Germany.
A. Kyriazos, N. Moraitis, P. Constantinou, D. Vouyioukas, "Capacity Evaluation of a SIMO Satellite System at L, S, and Ku Bands", IEEE 69th Vehicular Technology Conference (VTC'09), April 2009, Barcelona, Spain.
F. P. Fontán, N. Moraitis, T. Brown, I. Frigyes, P. Horváth, A. Abele, R. P. Cerdeira, "Overview of activities carried out within SatNex on land mobile satellite and satellite to indoor channel modelling," 3rd European Conf. on Antennas and Propagation (EuCAP'09), March 2009, Berlin, Germany.
P. Arapoglou, K. P. Liolis, A. D. Panagopoulos: "A Comprehensive Time Series Synthesizer of the Railway Satellite Channel at Ku band and Above for Analyzing Fade Mitigation Techniques", COST Action IC0802 Propagation tools and data for integrated Telecommunication, Navigation and Earth Observation systems MCM 2: 4-6 November 2009, ISAE/SUPAERO, Toulouse, France.
K. P. Liolis, A. D. Panagopoulos, P. Arapoglou, S. Scalise: " Ricean K-Factor Statistics for Accurate Land Mobile Satellite Channel Modeling at Ku Band and Above in Temperate and Tropical Climatic Regions", COST Action IC0802 Propagation tools and data for integrated Telecommunication, Navigation and Earth Observation systems MCM 2: 4-6 November 2009, ISAE/SUPAERO, Toulouse, France.
S. Sakarellos, D. Skraparlis, A. D. Panagopoulos, J. D. Kanellopoulos: "Cooperative Diversity Performance in Millimeter Wave Wireless Mesh Networks: Outage Analysis", in 3rd EUCAP, March 2009.
K. P. Liolis , A. D. Panagopoulos, P. Arapoglou: "An Analytical Unifying Approach for Outage Capacity Achieved in SIMO and MISO Broadband Satellite Channel Configurations" in 3rd EUCAP, March 2009.
G. Pitsiladis, A.D. Panagopoulos, P. Constantinou: "Connectivity Evaluation in Millimeter Wave Wireless Multi-Hop Networks Above 10GHz", in 3rd EuCAP, Mar. 2009.
Laurent Castanet, Laszlo Csurgai, Frederic Lacoste, Carlo Riva, Uwe Fiebig, Antonio Martellucci, Athanasios Panagopoulos, Tomaz Javornik, Nicolas Jeannin, Erich Leitgeb, Paul Thompson and Vicente Pastoriza: "Channel modelling activities related to atmospheric effects in the SatNEx project", in 3rd EuCAP, Mar. 2009.
S. Vassaki, A. D. Panagopoulos, P. Constantinou: "Bandwidth allocation in Wireless Access Networks: Bankruptcy Game vs Cooperative Game", Workshop on Mobile Computing and Networking Technologies 2009 (WMCNT'09), St. Petersburg, Russia, October 14, 2009.
S. Vassaki, A. D. Panagopoulos, P. Constantinou: "A Game-Theoretic Approach of Power Control Schemes in Satellite Communication Networks", 15th Ka and Broadband Communications Navigation and Earth Observation Conference, September 23-25, 2009, Cagliari , Italy.
S. Vassaki, A. D. Panagopoulos, P. Constantinou: "Game-theoretic approach of fair bandwidth allocation in DVB-RCS networks", IWSSC International Workshop on Satellite and Space Communications (IWSSC 2009) ,10th-11th September 2009, Siena-Tuscany, Italy.
M. Poulakis, S. Vassaki, S. Hadjiefthymiades, "Proactive radio resource management using optimal stopping theory, in: Proc. of the IEEE Intl. Symposium on World of Wireless, Mobile and Multimedia Networks & Workshops (WoWMoM 09'), pp. 1–6, 2009.
F. Stathopoulos, P. Constantinou, A. D. Panagopoulos: "Impact of Various Flow-Fields on Laser Beam Propagation", International Workshop on Satellite and Space Communications, Sep. 2009.
V. Sakarellos, D. Skraparlis, A. D. Panagopoulos and J. D. Kanellopoulos: "Satellite and Terrestrial Diversity Reception Performance in Tropical Regions", International Workshop on Satellite and Space Communications, Sep. 2009.
Dimitris E. Charilas, Ourania I. Markaki, Panagiotis Vlacheas, "Admission Control as a Non-cooperative Multi-Stage Game between Wireless Networks", 16th International Workshop on Systems, Signals and Image Processing (IWSSIP'09), June 2009, Chalkida, Greece.
Dimitris E. Charilas, Athanasios D. Panagopoulos, Panagiotis Vlacheas, Ourania I. Markaki and Philip Constantinou: "Congestion avoidance control through non-cooperative games between customers and service providers", The 1st International Conference on Mobile Lightweight Wireless Systems (Mobilight 2009), May 2009, Athens, Greece.
Dimitris E. Charilas, Ourania I. Markaki, John Psarras and Philip Constantinou, "Application of Fuzzy AHP and ELECTRE to Network Selection", The 1st International Conference on Mobile Lightweight Wireless Systems (Mobilight 2009), May 2009, Athens, Greece.
A. Adamis, K. Maliatsos, P. Constantinou: "Throughput Analysis of Overlay CSMA/CA for Secondary Networks", IEEE International Conference on Wireless and Mobile Computing, Networking and Communications, WiMob'2008, October 2008, Avignon, France.
A. Adamis, K. Maliatsos, P. Constantinou: "Methods for Reducing Interference caused to Licensed Systems by Overlay-CSMA/CA Cognitive Radios", The 3rd International Conference on Cognitive Radio Oriented Wireless Networks and Communications, CorwnCom 2008, May 15-17, Singapore.
Konstantinos Maliatsos, Athanassios Adamis, Philip Constantinou: "SNR degradation due to Timing and Frequency Synchronization Errors for OFDMA Systems with Subband Carrier Allocation", European Wireless, 2008 Prague.
Konstantinos Maliatsos, Athanassios Adamis, Philip Constantinou, "Receiver Architectures for OFDMA Systems with Subband Carrier Allocation", European Wireless 2008 Prague.
Konstantinos Maliatsos, Athanassios Adamis, Philip Constantinou, "Efficient receiver design for OFDMA Systems with subband carrier allocation strategy" Signal Processing Advances in Wireless Communications, 2008. SPAWC 2008. IEEE 9th Workshop on, July 2008.
D. Skoutas, D. Komnakos, D. Vouyioukas A. Rouskas, "Enhanced dedicated channel scheduling optimization in WCDMA", European Wireless Conference, June 2008, Prague, Czech Republic.
D. Komnakos, D. Vouyioukas, I. Maglogiannis, P. Constantinou, "Feasibility study of a joint e-health mobile high-speed and wireless sensor system", PETRA Conference, July 2008, Athens, Greece.
A. Marousis, P.Constantinou, 'Performance of a Full Rate Quasi-Orthogonal Extended MIMO MC-CDMA System with Efficient Channel Estimator', IEEE International Symposium on Wireless Pervasive Computing 2008, Santorini, 7-9 May, 2008, Greece.
A. G. Gotsis, and P. Constantinou, "Adaptive Multi-User OFDM Resource Allocation for mixed Constant Bit Rate and Best Effort data traffic", TD(08) 530 - COST2100 5th MCM, Trondheim, Norway, June 2008.
A. G. Gotsis, and P. Constantinou, "Adaptive Single-Cell OFDMA Resource Allocation for heterogeneous data traffic", 4th International Conference on Wireless and Mobile Computing, Networking and Communications, WiMob '08, Oct. 12 2008-Oct. 14 2008 Page(s):96 – 103.
Charalampos N. Pitas, Andreas Tsopelas, Vassilios Sofras, and Philip Constantinou, Adaptive Radio Resources Management in a DVB-S2 based HAP Network for Broadband Internet Access and Multimedia Content Delivery, 7th International Airship Convention, COST297-HAPCOS Workshop, Friedrichshafen, Germany, 8-10 October, 2008.
A. Kaouris, M. Zaras, M. Revithi, N. Moraitis, P. Constantinou, "Propagation measurements inside a B737 aircraft for in-cabin wireless networks", to be published in VTC '08, Singapore.
C. Kakoyiannis, S. Troubouki, and P. Constantinou, "Comparison of Efficient Small Antennas for Wireless Microsensors through Simulation and Experiment," IEEE International Symposium on Wireless Pervasive Computing 2008, Santorini, Greece, 7-9 May 2008.
C. Kakoyiannis, S. Troubouki, and P. Constantinou, "Design and Implementation of Printed Multi-Element Antennas on Wireless Sensor Nodes," IEEE International Symposium on Wireless Pervasive Computing 2008, Santorini, Greece, 7-9 May 2008.
C. G. Kakoyiannis, S. Troubouki, and P. Constantinou, "Enhanced-bandwidth printed inverted-F antennas for mobile terminals operating in the 2.4-GHz ISM band," inProc. 13th Biennial IEEE Conf. Electromagnetic Field Computation (CEFC'08), Athens, Greece, May 2008, p. 9.
C. G. Kakoyiannis, and P. Constantinou, "Design of a compact dual-band printed inverted-F antenna for wireless sensor network devices operating at 2.4 and 5.2 GHz," in Proc. 13th Biennial IEEE Conf. Electromagnetic Field Computation (CEFC'08), Athens, Greece, May 2008, p. 10.
C. G. Kakoyiannis and P. Constantinou, "Ground plane considerations for printed monopole antennas integrated into wireless sensor devices," in Proc. Int'l Wireless Commun. Mobile Computing Conf. (IWCMC'08), Crete Island, Greece, Aug. 2008, pp. 738–743.
C. G. Kakoyiannis and P. Constantinou, "Co-design of antenna element and ground plane for printed monopoles embedded in wireless sensors," in Proc. 2nd Int'l Conf. Sensor Technologies and Applications (SENSORCOMM'08), Cap Esterel, France, Aug. 2008, pp. 413–418.
C. G. Kakoyiannis, G. Stamatiou, A. Karagiannis, and P. Constantinou, "Meander-line monopoles and ground plane effect: Efficient small antennas for wireless multimedia sensor networks," in Proc. IASTED Int'l Conf. Sensor Networks (SN 2008), Crete, Greece, Sept. 29–Oct. 1 2008, pp. 89–94.
C. G. Kakoyiannis and P. Constantinou, "A compact microstrip antenna with tapered peripheral slits for cubeSat RF payloads at 436 MHz: Miniaturization techniques, design, and numerical results," in Proc. IEEE Int'l Workshop on Satellite and Space Communications (IWSSC'08), Toulouse, France, Oct. 2008, pp. 255–259.
S. A. Kanellopoulos, A. D. Panagopoulos, J. D. Kanellopoulos, "Rain attenuation time series synthesizer for tropical regions", in ESA Workshop on Radiowave Propagation Models, Tools and Data for Space Systems, 2008.
A. D. Panagopoulos, K. P. Liolis and P.D. M. Arapoglou, "Dynamic channel modeling of line-of-sight mobile satellite links at Ku band and above ", in ESA Workshop on Radiowave Propagation Models, Tools and Data for Space Systems,, Dec. 2008.
A. D. Panagopoulos, "PHYSICAL MODELS FOR THE PREDICTION OF SLANT PATH AND SITE DIVERSITY STATISTICS IN TROPICAL REGIONS AT KU-BAND AND ABOVE", in 2nd SatNEx Workshop on channel modelling and propagation impairment simulation, Apr. 2008.
A. Marousis, P. Constantinou, "Performance of a Low Complexity Channel Estimator for MC-CDMA Systems over Realistic MIMO Channels'', 6th Conference on Telecommunications, 9-11 May 2007, Peniche, Portugal.
A. Marousis, P. Constantinou, "An Enhanced Transmit Diversity Scheme for MIMO MC-CDMA Systems using Three Antennas", European Conference on Antennas and Propagation, EuCAP 2007, 11-16 November 2007, Edinburgh , UK.
N. Moraitis, D. Vouyioukas, V. Milas, P. Constantinou, "Outdoor Capacity Study Utilizing Multiple Element Antennas at the Millimeter Wave Band", IEEE 3rd Int. Conf. on Wireless and Mobile Computing, Networking and Communications (WiMob'07), 8-10 October 2007, New York, USA.
N. Moraitis, P. Constantinou, "Indoor Channel Capacity Evaluation Utilizing ULA and URA Antennas in the Millimeter Wave Band", IEEE 18th Int. Symp. on Personal, Indoor and Mobile Radio Communications (PIMRC'07), 3-7 September 2007, Athens, Greece.
I. Popescu, I. Nafornita, P. Constantinou, "ANN based models for path loss prediction", International Scientific Conference, eRA-2, Athens, Greece, 22-23 September 2007.
A. Adamis, P. Constantinou: "Intermittent CSMA/CA for Unlicensed Dynamic Spectrum Access", International Scientific Conference, eRA-2, Athens, Greece, 22-23 September 2007.
K. Maliatsos, S. Vassaki, P. Constantinou, "Interclass and Intraclass Modulation Recognition using the Wavelet Transform". The 18th Annual IEEE International Symposium on Personal, Indoor and Mobile Radio (PIMRC'07), 3-7 September 2007, Athens, Greece.
D. Komnakos, P. Constantinou, D. Vouyioukas, I. Maglogiannis, "QoS study performance of an integrated satellite telemedicine platform", 18th Annual IEEE International Symposium on Personal, Indoor and Mobile Radio Communications (PIMRC'07), September 2007, Athens, Greece.
A. Adamis, P. Constantinou, "Performance Study Of CSMA/CA Over Spectrum Pooling Environment for Cognitive Radios", IEEE International Conference on Wireless and Mobile Computing, Networking and Communications, WiMob'2007, October 2007, New York, USA.
K. Maliatsos, A. Adamis, P. Constantinou, "Frequency Synchronization, Receiver Architectures and Polyphase Filters for OFDMA Systems with Subband Carrier Allocation", COST 2100, September 2007, Duisburg, Germany.
A. Adamis, K. Maliatsos, P. Constantinou, "A New Medium Access Control Protocol with Control Channel Auto-Discovery for Self-Deployed Cognitive Radio Networks", European Wireless '07, April 2007, Paris, France.
A. Arvanitis, G. Anagnostou, N. Moraitis, P. Constantinou, "Capacity Study of a Multiple Element Antenna Configuration in an Indoor Wireless Channel at 60 GHz", IEEE 65th Vehicular Technology Conference (VTC'07), April 2007, Dublin, Ireland, pp. 609-613.
N. Moraitis, V. Milas, P. Constantinou, "On the Empirical Model Comparison for the Land Mobile Satellite Channel", IEEE 65th Vehicular Technology Conference (VTC'07), April 2007, Dublin, Ireland, pp. 1405-1409.
M. Koletta, M. Poulakis, G. Tsalmas, P. Constantinou, "The effect of mobility on the interference calculations between the Mobile Satellite Service and the Fixed Service", 8th International Conference on Telecommunications in Modern Satellite, Cable and Broadcasting Services (TELSIKS '07), pp. 230 - 233, Serbia, Sept. 2007.
Gotsis, A. G.; Koutsokeras, N. Th.; Constantinou, P. "PHY- and MAC-aware Resource Allocation for the Downlink of Single-Cell OFDMA Packet Networks", TD(07)384 - COST2100 3rd MCM, Duisburg, Germany, Sept. 2007.
K. Emmanouil, S. Xepapadakis, P. Constantinou, "HAP Communication Systems at 8/4 GHz bands: Technical Characteristics & Spectrum Management", Wroslaw Poland, October 2007, COST297-HAPCOS Workshop.
Gotsis, A. G.; Koutsokeras, N. Th.; Constantinou, P. "Resource Allocation and Packet Scheduling Strategies for Single-Cell OFDMA Packet Networks", Vehicular Technology Conference, 2007. VTC-2007 Fall. 2007 IEEE 66th Sept. 30 2007-Oct. 3 2007 Page(s):1847 – 1851.
N. Mavrogeorgi, K. Xenou, D. Nikitopoulos, I. Popescu, P. Constantinou: "Mobile Terminal Subarea Localisation Method in GSM Networks", 18th International Symposium on Personal, Indoor and Mobile Radio Communications, PIMRC 2007.
Athanassios V. Adamis, Konstantinos N. Maliatsos, Philip Constantinou," Dual Unlicensed Band Medium Access Control Protocol for Self - Deployed Cognitive Radio Networks", The 13th European Wireless Conference (2007), Paris.
A. Karagiannis, I. Nellas, D. A. Kontarinis, P. Constantinou: "WIRELESS SENSOR NETWORK FOR ECG MONITORING", International Scientific Conference, eRA-2, Athens, Greece, 22-23 September 2007.
A. D. Panagopoulos, T. D. Kritikos, J. D. Kanellopoulos, " Adaptive Uplink Power Control in Adjacent DVB-RCS Networks: Interference Statistical Distribution", PIMRC 2007, Athens, Greece, pp. 1-4.
A. D. Panagopoulos, T. D. Kritikos, et al, "Satellite Downlink Power Control Interference Effects in WiMAX Networks", EUCAP 2007, Edinburgh.
Α. D. Panagopoulos, V. K. Sakarellos, J. D. Kanellopoulos, "Performance Study of Dual-Hop Transmissions in Millimeter Wireless Mesh Networks", EUCAP 2007, Edinburgh.
Α. D. Panagopoulos, T. D. Kritikos, J. D. Kanellopoulos, "Adaptive Downlink Power Control Effects in Satellite Communication Networks: Interference Statistical Distribution", 13th Ka Band Conference, Turin, September 2007.
A. Marousis, P. Constantinou, "Evaluation of an Orthogonal SFBC Channel Estimation Scheme for MIMO OFDM Wireless Systems", International Conference on Wireless Information Systems and Networks, (WINSYS 2006), 7-10 August 2006, Setubal, Portugal.
A. Marousis, P. Constantinou, "An Efficient Channel Estimation Scheme for Realistic SFBC MISO OFDM Systems", European Conference on Antennas and Propagation, EuCAP 2006, 6-10 November 2006, Nice, France.
A. Marousis, P. Constantinou 'Performance Evaluation of a Channel Estimator Applied in SFBC MIMO Systems for W-MANs' 2nd International Mobile Multimedia Communications Conference, ICST MobiMedia, Italy, 2006.
A. Marousis, P. Constantinou, 'A Channel Estimation Scheme with Switched Space-time-Frequency Orthogonal Coding for MIMO OFDM Systems'.IEEE Proceedings of the First Mobile Computing and Wireless Communication International Conference, 2006, MCWC 2006, 17-20 Sept. 2006.
Konstantinos N. Maliatsos, Panagiotis Loulis, Michail Chronopoulos, Philip Constantinou, Panagiotis Dallas, Michail Ikonomou. "Measurements and Wideband Channel Characterization for Over the Sea Propagation" IEEE International Conference on Wireless and Mobile Computing, Networking and Communications, WiMob'2006, July 2006 Montreal Canada.
Ileana Popescu, Dimitris Nikitopoulos, Ioan Nafornita, Philip Constantinou , ANN Prediction models for outdoor environment, 17th Annual IEEE International Symposium on Personal, Indoor and Mobile Radio Communications, PIMRC 2006, 11-14 September 2006, Helsinki, Finland.
Ileana Popescu, Dimitris Nikitopoulos, Ioan Nafornita, Philip Constantinou, Comparison of ANN based Models for Path Loss Prediction in Indoor Environment, 2006 IEEE 64th Vehicular Technology Conference, VTC 2006 – Fall, 25 – 28 September, Montreal, Canada.
Ileana Popescu, Dimitris Nikitopoulos, Ioan Nafornita, Philip Constantinou, ANN Prediction Models for Indoor Environment, IEEE 2nd International Conference on Wireless and Mobile Computing, Networking and Communications, WiMob'2006, Montreal, Canada, 2006.
D. Komnakos, P. Constantinou, "Evaluating packet data Performance οf commercial UMTS network in an urban environment – comparison with HSDPA introduction in the same area", 3G Radio Networks 2006, September 2006, Amsterdam, Netherlands.
D. Komnakos, A. Gotsis, P. Constantinou et al, "Design, development and operation of an electromagnetic radiation monitoring network in Greece: "Hermes" project.", 4th International Workshop on Biological Effects of Electromagnetic Fields, Crete, Greece, October 2006.
Konstantinos N. Maliatsos, Panagiotis Loulis, Michail Chronopoulos, Philip Constantinou, Panagiotis Dallas, Michail Ikonomou. "The Power Delay Profile of the Mobile Channel for above the sea propagation" IEEE Vehicular Technology Conference Fall 2006, September 2006 Montreal Canada.
Konstantinos N. Maliatsos, Panagiotis Loulis, Michail Chronopoulos, Philip Constantinou, Panagiotis Dallas, Michail Ikonomou. "Experimental Small Scale Fading Results at mobile channels over the sea", The 17th Annual IEEE International Symposium on Personal, Indoor and Mobile Radio Communications (PIMRC'06) in Helsinki.
Konstantinos N. Maliatsos, Philip Constantinou, Panagiotis Dallas, Michail Ikonomou. "Measuring and Modeling the wideband mobile channel for above the sea propagation paths", the first European Conference on Antennas and Propagation (EuCAP 2006).
V. Milas, N. Moraitis, M. Koletta, P. Constantinou: "A new Approach for efficient spectrum sharing between High-altitude Platforms and Terrestrial Systems", ASMS 2006, 3rd International Conference on Advanced Satellite Mobile Systems, 29 – 31 May 2006, Germany.
N. Skentos, A. Kanatas, P. Constantinou, "Experimental Multipath Component Results from MIMO Measurements in a Microcell Urban Environment," 12th European Wireless Conference (EW2006), National Technical University of Athens, Greece.
N. D. Skentos, A. G. Kanatas, P. Constantinou, "Multipath Parameter Results for Short Range Urban Propagation environments", IEEE Wireless & Mobile Computing, Networking and Communications (WiMob), September, 2006.
G. Rayess, I. Tsirilakis, C. G. Kakoyiannis, A. Kalis, A. G. Kanatas, and P. Constantinou, "Java-based simulator for wireless multi-hop networks using directional antennas," in Proceedings of the 12th European Wireless Conference (EW2006), Athens, Greece, April 2006.
Maria Koletta, Vasilis Milas, Philip Constantinou, "Frequency sharing between the Mobile Satellite Service and the Fixed Service in frequency bands C and Ku", 12th European Wireless Conference, "Enabling Technologies for Wireless Multimedia Applications", April 2-5, 2006, National Technical University of Athens, Greece.
Maria Koletta, Vasilis Milas, Philip Constantinou, "Feasibility study for the deployment of the Mobile Satellite Service in frequency bands C and Ku", 3rd Advanced Satellite Mobile Systems Conference ASMS 2006, May 29-31, 2006, Herrsching, Germany.
A. Karagiannis, I. Nellas, D. A. Kontarinis, P. Constantinou, "Wireless Monitoring of Vital Signs using Wireless Sensor Network", 5th Biomedical Symposium Patras, Greece 2006.
P. Constantinou, N. Koutsokeras, A. Karagiannis, D. Komnakos, N. Koutsianas, C. Pitas: "Evaluating Packet Data Performance Of Commercial UMTS Network in an Urban Environment – Comparison with HSDPA" - IIR Telecoms, Amsterdam 2006.
A. Karagiannis, D. A. Kontarinis, D. Vouyioukas, P. Constantinou: "New method for coronary stenosis detection based on capacitive sensors of a Wireless Sensor Network", ITAB 2006 Ioannina, Greece.
S. A. Kanellopoulos, Α. D. Panagopoulos G. E. Chatzarakis and J. D. Kanellopoulos, "Stochastic Differential Equations Applied in Fade Mitigation Techniques for Millimeter Wave Radio Channels", Third CNES Workshop on Earth Space Propagation, 25-27 September 2006, CNES, Toulouse, France.
A. D. Panagopoulos, V. K. Sakarellos, G. E. Chatzarakis, J.D. Kanellopoulos, " Interference Performance Analysis of a Broadband Satellite Downlink Including the Noise Temperature Increase Due to Rain" Ka and Broadband Communications Conference, Naples, September 2006.
A. D. Panagopoulos, G. E. Chatzarakis, "Capacity Distribution of Broadband Fixed Wireless Access Channels Suffering from Radio Interference", 1st European Conference on Antennas and Propagation (EuCAP 2006) 6 - 10 November 2006, Nice, France.
A. D. Panagopoulos, et al., "Lawful Interception and Data Retention in Telecommunication and Internet Networks in Greece", FITCE 2006, Athens, Greece.
N. Skentos, A.G. Kanatas, P. Constantinou, "MIMO Channel Characterization Results from Short Range Rooftop to Rooftop Wideband Measurements", IEEE International Conference on Wireless and Mobile Computing, Networking and Communications, WiMob 2005, Montreal, Canada, 22-24 August 2005.
N. Skentos, A.G. Kanatas, P. Constantinou: "Results from Rooftop to Rooftop MIMO channel measurements at 5.2GHz", COST 273 TD(05)059, 13th MC Meeting, June 2005, Lueven, Belgium January 19-21, 2005.
D. Vouyioukas, D. Dres, P. Constantinou, "Feasibility Study of Coexistence between Spread Spectrum and Analog Broadcasting Systems", VTC-Spring 2005, IEEE Vehicular Technology Conference, Stockholm, Sweden, May 29 - June 1, 2005.
D. Dres, D. Vouyioukas, P. Constantinou, "Feasibility Study for Direct Sequence Spread Spectrum and TV Services Overlay", VTC-Spring 2005, IEEE Vehicular Technology Conference, Stockholm, Sweden, May 29 - June 1, 2005.
I. Popescu, I. Nafornita, P. Constantinou, "Comparison of Neural Network Models for Path Loss Prediction", IEEE International Conference on Wireless and Mobile Computing, Networking and Communications, WiMob'2005, Montreal, Canada, 2005.
N. Moraitis, P. Constantinou, "Millimeter Wave Propagation Measurements and Characterization in an Indoor Environment for Wireless 4G Systems", IEEE PIMRC'2005, September 2005, Berlin, Germany.
N. Moraitis, P. Constantinou, "Wideband Indoor Channel Measurements at 60 GHz for Wireless LANs", IEEE WiMob'2005, August 2005, Montreal, Canada.
V. Milas, M. Koletta, D. Vouyioukas, D. Dres, P. Constantinou, "High Altitude Platforms Instability Effect on Co-channel Interference Levels when Sharing the V band with Satellite and Terrestrial Services." Proceedings of the 61st IEEE Semiannual Vehicular Technology Conference May 30 - June 1, 2005, Stockholm, Sweden.
A. Widiawan, R. Tafazolli, B. Evans, V. Milas, P. Constantinou, "Coexistence of High Altitude Platform Station,Satellite, and Terrestrial Systems for Fixed and Mobile Services", Proceedings of the First International Workshop on High Altitude Platform Systems, September 5, 2005, Athens, Greece.
Maria Koletta, Vasilis Milas, Prof. Philip Constantinou, "Determination of the coordination area for mobile Earth Stations operating with geostationary space stations in the frequency bands shared with the terrestrial services", 2005 IEEE 61st Vehicular Technology Conference, VTC 2005-Spring, May 30-June 1st 2005, Stockholm, Sweden.
Maria Koletta, Vasilis Milas, Prof. Philip Constantinou, "Analysis of the interference environment generated by mobile Earth Stations operating in frequency bands shared with the Fixed Service", 7th International Conference on Telecommunications in Modern Satellite, IEEE TELSIKS 2005, 28-30 September 2005, Serbia and Montenegro.
Maria Koletta, Vasilis Milas, Prof. Philip Constantinou, "Application of a new method for the coordination of the Fixed Service Stations with the Earth Stations on Vessels (ESVs) in real interference scenarios", 2nd International Symposium on Wireless Communication Systems 2005, ISWCS'05, jointly with International Workshop on Satellite and Space Communications 2005, IWSSC'05, 8-9 September 2005, Siena, Italy.
Maliatsos N. Konstantinos, Adamis V. Athanassios, Vouddas P. Petros, Katimertzoglou K. Elias, Rittas E. Nicolaos, Constantinou P., "A New Methodology for Frequency Coordination of Wireless Microphone Systems over occupied TV-Spectrum", IEEE International Conference on Wireless and Mobile Computing, Networking and Communications, WiMob'2005, August 2005 Montreal Canada.
S. A. Kanellopoulos, A. D. Panagopoulos, J.D. Kanellopoulos "Propagation Channel Modeling using First Order Stochastic Differential Equations in Broadband Satellite Communications Networks", MMS'05, September 2005.
A. D. Panagopoulos, "Millimeter Wave Wireless Multi-Hop Mesh Networks: Fading Mechanisms, Mitigation and Interference Issues", MMS'05, September 2005.
A. D. Panagopoulos, K. M. Georgiadou, J. D. Kanellopoulos, "Study of Ultra-wideband Transmission at 60 GHz for pico links", MMS'05, September 2005.
S. A. Kanellopoulos, K. M. Georgiadou, Α. D. Panagopoulos, J. D. Kanellopoulos "Empirical Formulas of Electromagnetic Scattering Amplitude for the prediction of rain attenuation exceedance probability of a point-to-point link", IEEE AP-S International Symposium and USNC/URSI National Radio Science Meeting.
Α. D. Panagopoulos, "Upstream Intercell Interference Statistics in Broadband Fixed Wireless Access Networks employing or not Adaptive Power Control", XXVIIIth URSI General Assembly 2005. (Young Scientist Award).
P. Karamalis, N. Skentos, A.G. Kanatas, P. Constantinou, : "Comparison of existing MIMO antenna selection algorithms with an evolutionary approach", COST 273 TD04-055, Athens, Greece, January 26-28, 2004.
Pekou, V. Nastos, N. Moraitis, P. Constantinou, "Time Delay and Coherence Bandwidth Measurements at 60 GHz in an Indoor Environment for WLANs", IEEE VTC'2004, May 2004, Milan, Italy.
N. Skentos, A. G. Kanatas, P. Constantinou: "Results from fixed MIMO channel measurements at 5.2GHz in urban environment", COST 273 TD04-140, Gothenburg, Sweden, June 09-10, 2004.
N. Skentos, P. Constantinou, A.G. Kanatas: "Channel Characterization Results from Fixed Outdoor MIMO Measurements", 7th International Symposium on Wireless Personal Multimedia Communications (WPMC 2004), Padova, Italy, September 12-15, 2004.
N. Skentos, A.G. Kanatas, G. Pantos, P. Constantinou, "Capacity Results from Short Range Fixed MIMO Measurements at 5.2GHz in Urban Propagation Environment", IEEE International Conference on Communications (ICC 2004), Paris, France, 20-24 June 2004.
I. Popescu, M. Nafornita, I. Nafornita, P. Constantinou, "Generalized Regression Neural Network Prediction Model for Indoor Environment", The Ninth IEEE Symposium on Computers and Communication ISCC'2004, Alexandria, Egypt, June 29th – July 1st 2004, pp. 657 – 661.
V. Milas, M. Koletta, P. Constantinou, "Interference Simulations between High Altitude Platform Stations (HAPS) and Fixed Wireless Access (FWA) Systems," IST Mobile and Wireless Communications Summit 27-30 June 2004 - Lyon, France.
V. Milas, J. Ganas, M. Koletta, P. Constantinou "Compatibility Analysis of High Altitude Platform Stations and Fixed Wireless Access Systems" 22nd AIAA International Communications Satellite Systems Conference & Exhibit 2004, Monterey, California, 9-12 May 2004.
Maria Koletta, Vasilis Milas, Prof. Philip Constantinou, "Interference and Compatibility Issues between the Mobile Satellite Service and the Fixed Service in the Ku Band", 2004 IEEE 59th Vehicular Technology Conference, VTC 2004-Spring, 17-19 May 2004, Milan, Italy.
Maria Koletta, Vasilis Milas, Prof. Philip Constantinou, "Interference Studies Between Mobile Satellite Service and Fixed Service in the Ku Band", 22nd AIAA International Communications Satellite Systems Conference & Exhibit 2004, Monterey, California, 9-12 May 2004.
N. E. Rittas, A. G. Asimakopoulos, P. I. Polydoros, Prof. P. Constantinou, Dr. D. G. Xenikos "Path Loss Model for TETRA Networks in Metropolitan Areas Network in Greece", THE NINTH IEEE SYMPOSIUM ON COMPUTERS AND COMMUNICATIONS (ISCC'2004) Alexandria, EGYPT June 28 - July 1, 2004.
N. E. Rittas, A. G. Asimakopoulos, P. I. Polydoros, Prof. P. Constantinou, Dr. D. G. Xenikos "The effect of Human Presence on Signal Power Received at a TETRA Handheld Device" 21th IEEE Instrumentation and Measurement Technology Conference, Como, ITALY, May 18 – 20, 2004.
N. Papanikolaou , A . Spanakis , D . Apostolakis , P . Constantinou "Radio Coverage Measurements into Tunnel with Leaky Section Radiating Cable", The Ninth IEEE Symposium on Computers and Communications, Vol.2 p.714-719, Alexandria, Egypt, 29/6-1/7 2004.
D. Dres, P. Constantinou, "Performance Evaluation of Analogue PAL-G signals due to Spread Spectrum Overlay" PIMRC 2004, 15th IEEE International Symposium on Personal, Indoor and Mobile Radio Communications, Barcelona, Spain, September 5-8, 2004.
A. Gotsis, A. Yalofas , P. Constantinou, A. Boursianis, T. Ganatsos, N. Tachas, T. Samaras, T. Daskalou, M. Petkaris, "Installation and Operation of an EM Radiation Monitoring Network In Greece", 3rd International Workshop on Biological Effects of Electromagnetic Fields, Kos, Greece, October, 2004.
Α. D. Panagopoulos, "Aggravation of Uplink Adjacent Satellite Communication Network Interference due to Differential Rain Attenuation", 10th Ka and Broadband Communications Conference, October 2004.
S. A. Kanellopoulos, A. D. Panagopoulos and J. D. Kanellopoulos, "Analysis of Electromagnetic scattering by a raindrop using the Method of Auxiliary Sources", accepted for publication to IEEE International Symposium on Antennas and Propagation and USNC/URSI National Radio Science Meeting, Monterey, California, June 2004.
N. Skentos, A.G. Kanatas, G. Pantos, P. Constantinou: "Capacity Results of MIMO Measurements at 5.2GHz in Urban Eenvironments", COST 273 TD03-056, Barcelona, Spain, January 15-17, 2003.
P. Karamalis, N. Skentos, A.G. Kanatas, P. Constantinou: "A Measurement-Based Method for Selecting MIMO System Array Configurations", COST 273 TD03-110, Paris, France, May 22-23, 2003.
E. S. Angelou, N. Koutsokeras, P. Constantinou, A. G. Kanatas, I. Andrikopoulos, "An Integrated Admission Control and Preventive Load Control Scheme for W-CDMA GEO Satellite Multicast/Broadcast Networks", 10th IEEE Symposium on Communications and Vehicular Technology in the Beneloux, Eindhoven, The Netherlands, 13 November 2003.
D. Vouyioukas and Dr. P. Constantinou, "Performance Analysis of DS Spread Spectrum System in Multiple Narrowband Interference", 2nd WSEAS Int.Conf. on Electronics, Hardware, Wireless & Optical Communications, EHAC 2003, Rethymno, Crete Island, Greece, August 11-13, 2003.
V. Milas, M. Koletta, P. Constantinou, "Interference and Compatibility Studies between Satellite Service Systems and Systems using High Altitude Platform Stations" 1st International Conference on Advanced Satellite Mobile Systems, 10-11 July 2003, ESRIN, Frascati, Italy.
V. Milas, M. Koletta, P. Constantinou, "Interference Analysis between Fixed Satellite Service Systems and Fixed Service using High Altitude Platform Stations in the V-bands", International Workshop on COST actions 272 and 280, Satellite Communications, 26-28 May 2003 ESTEC, Noordwijk, The Netherlands.
A. Yalofas, A. Gotsis, C. Veranopoulos, P. Constantinou, G. Belesiotis, M. Petkaris, N. Babalis, "A Fully Automated and Geographically Distributed Network for the Continuous Measurement of the RF Radiation – "Hermes" Project", TELSICS, IEEE 6th International Conference on Telecommunications in Modern Satellite, Cable and Broadcasting Services, Niš, Yugoslavia, October 2003.
A. Gotsis, A. Yalofas, C. Veranopoulos, P. Constantinou, "Design and Development of an Automated Web Controlled Measurement Network for the RF Field Strength Monitoring", IEEE Region 8 EUROCON, The International Conference on Computer as a Tool, Ljubljana, Slovenia, September 2003.
Maria Koletta, Vasilis Milas, Prof. Philip Constantinou, Nissim Benmayor, "Interference and Compatibility studies between Maritime Mobile Satellite Service and the Fixed Service in the 14/11 GHz band", 1st International Conference on Advanced Satellite Mobile Systems (ASMS), 10-11 July 2003, ESRIN, Frascati, Italy.
Α. D. Panagopoulos, T. D. Kritikos, S. Bourgiotis, J.D. Kanellopoulos, "Outage Analysis of a Dual Polarized Fixed Satellite System Interfered by Two Adjacent Satellites", Progress in Electromagnetic Research Symposium, Hawaii, Oct. 13-16, 2003 (Invited Paper).
P. Karamalis, A.G. Kanatas, P. Constantinou: "A Genetic Algorithm applied for Optimization of Antenna Arrays used in Mobile Radio Channel Characterization Devices", COST 273 TD02-091, Espoo, Finland, May 30-31, 2002.
E. Angelou, A.G. Kanatas, N. Koutsokeras, P. Constantinou: "SIR-Based Uplink Terrestrial Call Admission Control Scheme with Handoff for Mixed-Traffic W-CDMA networks", COST 273 TD02-093, Espoo, Finland, May 30-31, 2002.
Angelou E., Koutsokeras N., Kanatas A., Constantinou P: "SIR-Based Uplink Terrestrial Call Admission Control Scheme with Handoff for Mixed-Traffic W-CDMA networks", Fourth IEEE Conference on Mobile and Wireless Communications Networks (MWCN 2002), Stockholm, Sweden, September 9 - 11, 2002.
Moraitis N., Kanatas A., Pantos G., Constantinou P: "Delay Spread Measurements and Characterization in a Special Propagation Environment for PCS Macrocells", PIMRC'2002, 13th IEEE International Symposium on Personal, Indoor and Mobile Communications (PIMRC 2002), Lisbon, Portugal, 15-18 September 2002.
Kanatas, N. Moraitis, G. Pantos, P. Constantinou, "Wideband Characterization of Microcellular Suburban Mobile Radio Channels at 1.89 GHz", IEEE VTC'2002, September 2002, Vancouver, Canada.
N. Moraitis, P. Constantinou, "Indoor Channel Modeling at 60 GHz for Wireless LAN Applications", IEEE PIMRC'2002, September 2002, Lisbon, Portugal.
N. Moraitis, P. Constantinou, "Propagation Modeling at 60 GHz for Indoor Wireless LAN Applictions", IST'2002, June 2002, Thessaloniki, Greece.
Kanatas, N. Moraitis, G. Pantos, P. Constantinou, "Time Delay and Coherence Bandwidth Evaluation in Urban Environment for PCS Microcells", IST'2002, June 2002, Thessaloniki, Greece.
I. Popescu, A. Kanatas, E. Angelou, I. Naforniţă, P. Constantinou, "Applications of Generalized RBF-NN for Path Loss Prediction", Proc. PIMRC 2002 - The 13th IEEE International Symposium on Personal, Indoor and Mobile Radio Communications, Lisbon, Portugal, September 15-18, 2002, pp. 484 – 488.
I. Popescu, I. Naforniţă, A. Kanatas, P. Constantinou, "Applications of General Regression Neural Networks for Path Loss Prediction", International Workshop "Trends and Recent Achievements in Information Technology", 16 – 18 May 2002, Cluj – Napoca, Romania.
C. Steriadis, P. Constantinou: "Using the scanning technique to make an ordinary operating system accessible to motor-impaired users. The 'Autonomia' system". 5th ACM Conference on Assistive Technologies ASSETS 2002, 8-10 July 2002, Edinburgh, UK.
C. Steriadis, K. Giannopoulou, A. Katsareli, P. Constantinou "An Integrated System for Quadriplegic Persons", 11th IST Mobile Communications Summit IST 2002, 16-19 June 2002, Thessaloniki, GREECE.
D. Dres, D. Vouyioukas, P. Constantinou, "Experimental Approach of the Quality of Analog Receivers in an Overlay Spread Spectrum Scenario", IST Mobile & Wireless Telecommunications Summit 2002, IEEE, Thessaloniki, Greece, June 16-19 2002.
D. Vouyioukas and Dr. P. Constantinou, "Theoretical Analysis of the Coexistence of Direct Sequence Spread Spectrum and Analog FM Systems", 6th WSEAS International Multiconference CSCC, Rethymno, Crete Island, Greece, July 7-14 2002.
D. Vouyioukas, D. Dres, Dr. P. Constantinou, "Evaluation of TV and Radio performance in the coexistence of a Spread Spectrum System", PIMRC 2002, 13th IEEE International Symposium on Personal, Indoor and Mobile Radio Communications, Lisboa, Portugal, September 15-18 2002.
D. Dres, D. Vouyioukas, P. Constantinou, "Study Simulation and Measurement Evaluation of Spread Spectrum Overlay in Analog Broadcasting Systems", VTC-Fall 2002, IEEE Vehicular Technology Conference, Vancouver, British Columbia, Canada, September 24-29 2002.
A. G. Gkotsis, A. C. Yalofas, C. J. Veranopoulos, Prof. Phil. Constantinou, "An Automated Software Application for Monitoring the Electromagnetic Radiation from Antenna Parks – Web Based Radio Monitoring", 2nd International Workshop on Biological Effects of Electromagnetic Fields, Rhodes, Greece, October 2002.
A. D. Panagopoulos, Ch. Geronymakis, C. Bakalis and J. D. Kanellopoulos, " A Model for the Prediction of Differential Rain Attenuation Statistics on two Converging Point-to-Point Terrestrial Links located in a Tropical Region", ISAP, Yokosuka Reserach Park, Japan, November 2002.
A. D. Panagopoulos, M. Margoni and J. D. Kanellopoulos "Carrier-to-Interference Ratio Statistics of an Earth-Space System Interfered by an Adjacent Satellite System and a point-to-point microwave system under rain fades", IEEE AFRICON, Cape Technicon, pp. 343-346, October 2002.
A. D. Panagopoulos and J. D. Kanellopoulos, "Differential rain attenuation statistics on two converging terrestrial links", IEEE International Symposium on Antennas and Propagation and USNC/URSI National Radio Science Meeting, San Antonio, Texas, USA, pp. 730-733, June 2002.
A. D. Panagopoulos and J. D. Kanellopoulos, "Optimum Utilization of the channel capacity of a dual polarized satellite link suffering from interference due to atmospheric precipitation", 27th Triennial General Assembly of the International Union of Radio Science, p.2175, Maastricht, Netherlands, August 2002. (Young Scientist Award).
A. D. Panagopoulos and J. D. Kanellopoulos, "Differential Rain Attenuation Cross-polarization and Ice-Depolarization Effects on Outage Time of an earth Space System in a Tropical Region Interfered by an Adjacent Satellite System" Open Symposium on Propagation and Remote Sensing of URSI Commission F, February 2002.
P. Karamalis, A. Kanatas, A. Marousis, P. Constantinou: "Direction of Arrival Estimation Using Genetic Algorithms", IEEE VTC Spring 2001, Rhodes, Greece, 6-9 May, 2001.
P. Karamalis, A. Kanatas, A. Marousis, P. Constantinou: "Genetic Algorithms in Signal Parameter Estimation", IASTED AIC'2001, IASTED International Conference, Advances in Communications, Rhodes, Greece, July 3-6 2001.
N. Moraitis, P. Constantinou, "Propagation Study in Urban Environment at 25 and 40 GHz", IEEE VTC'2001, May 2001, Rhodes, Greece.
I. Popescu, I. Naforniţă, Gh. Gavriloaia, P. Constantinou, C. Gordan "Field Strength Prediction in Indoor Environment with a Neural Model", 5th International Conference on Telecommunications in Modern Satellite, Cable and Broadcasting Services – TELSIKS 2001, Yugoslavia, Niš, 19–21 September 2001.
I. Popescu, I. Naforniţă, A. Kanatas, P. Constantinou, "Hybrid model based on Neural Network for Path Loss Prediction", Proceedings of the IASTED International Conference ADVANCES IN COMMUNICATIONS, July 3 – 6, 2001, Rhodes, Greece, pp. 106 – 109.
I. Popescu, I. Naforniţă, P. Constantinou, A. Kanatas, N. Moraitis, "Neural Model for Path Loss Prediction in Suburban Environment", Proceedings of the IASTED International Conference ADVANCES IN COMMUNICATIONS, July 3 – 6, 2001, Rhodes, Greece, pp. 110 – 113.
I. Popescu, I. Naforniţă, P. Constantinou, A. Kanatas, N. Moraitis, "Neural Networks Applications for the Prediction of Propagation Path Loss in Urban Environment", The IEEE Semiannual Vehicular Technology Conference, VTC 2001 Spring, Rhodes, Greece, May 6-9 2001.
A. D. Panagopoulos and J. D. Kanellopoulos "Outage Performance Analysis of a Triple Orbital Diversity Earth-Space System", AP-RASC '01, pp. 322, Tokyo, Japan, August 2001.
A. D. Panagopoulos, T. D. Kritikos, S. N. Livieratos and J. D. Kanellopoulos "Total Interference Analysis on a Triple Site Diversity Earth-Space System", AP-RASC '01, pp. 322, Tokyo, Japan, August 2001.
A. D. Panagopoulos and J. D. Kanellopoulos, "Channel Capacity Statistics of a Satellite Link Suffering from Adjacent Satellite Interference", 8th International Conference on Advances in Communication and Control, Crete, Greece, June 2001.
A. D. Panagopoulos and J. D. Kanellopoulos, "Spatio-Temporal Analysis of Rainfall Rate for the Prediction of Slant Path Fade Duration Statistics", IEEE International Symposium on Antennas and Propagation and USNC/URSI National Radio Science Meeting, Boston, MA, USA, pp.100-103, July 2001.
A. D. Panagopoulos, S. N. Livieratos and J. D. Kanellopoulos, "Total Interference Analysis on an Earth-Space System interfered by an adjacent terrestrial microwave system in heavy rain climatic regions", Climatic Parameters in Radiowave Propagation Prediction (CLIMPARA), pp. 15-18, Budapest, Hungary, May 2001.
J. D. Kanellopoulos, A. D. Panagopoulos, and T. D. Kritikos, "Prediction Analysis of the Carrier-to-Interference Ratio (CIR) Statistics for a Dual Polarized Fixed Satellite System by Two Adjacent Interfering Satellites", Progress in Electromagnetic Research Symposium (PIERS), Ozaka, Japan, July 2001.
J. D. Kanellopoulos and A. D. Panagopoulos, "Interference effects induced by an adjacent terrestrial microwave system on the performance of a triple-site dual-polarized Earth-space system" Eleventh International Conference on Antennas and Propagation (ICAP), UMIST, Manchester, UK, pp. 637-640, April 2001.
P. Karamalis, A. Marousis, A. G. Kanatas, P. Constantinou: "Design of microstrip antennas for channel characterization receiver system", 2nd Symposium on Applied Electromagnetism of Trans Black Sea Region, Xanthi, Greece, June 2000.
A. G. Kanatas, A. Marousis, P. Karamalis, P. Constantinou: "Development of A Vector Channel Sounder for UMTS", 2nd Symposium on Applied Electromagnetism of Trans Black Sea Region, Xanthi, Greece, June 2000.
I. Popescu, I. Naforniţă, P. Constantinou, A. Kanatas, N. Moraitis, "Prediction of Outdoor Propagation Path Loss with Neural Networks", Proceedings of the 8th Telecommunications Forum Telfor'2000, 21 - 23 November 2000, Belgrade, Serbia, Yugoslavia, pp. 140 – 143.
A. Voulgarelis, I. Popescu, I. Naforniţă, P. Constantinou, "Implementation of a Direction-of-Arrival Finding Antenna using Neural Networks", 2nd Symposium on Applied Electromagnetism of Trans Black Sea Region, Xanthi, Greece, 27-29 June 2000.
I. Popescu, M. Naforniţă, A. Voulgarelis, P. Constantinou, "Applications of Neural Networks to the Prediction of Propagation Path Loss for Mobile Communication Systems", 2nd Symposium on Applied Electromagnetism of Trans Black Sea Region, Xanthi, Greece, 27-29 June 2000.
I. Popescu, M. Naforniţă, A. Voulgarelis, P. Constantinou, "Neural Networks Implementation for Path Loss Prediction Models", May 2000, Oradea, Romania.
A. Voulgarelis, I. Popescu, I. Naforniţă, P. Constantinou, "A Neural Networks Application to the Direction – Finding Systems, May 2000, Oradea, Romania.
D. Dres, D. Vouyioukas, Dr. P. Constantinou, "Indoor Radio Channel Characterization in Spread Spectrum Systems", AP2000 Millennium Conference on Antennas & Propagation, Davos, Switzerland, April 9-14, 2000.
D. Vouyioukas, K. Giannopoulou, Dr. P. Constantinou, "Spectral Overlay of Spread Spectrum System on Analog FM System", IEEE Melecon 2000 10th Mediterranean Electrotechnical Conference, Cyprus, May 29-31 2000.
D. Vouyioukas, D. Dres, K. Giannopoulou, A. Katsareli, P. Constantinou, "Measurements for 2.4 GHz Spread Spectrum System in Modern Office buildings", IEEE Melecon 2000 10th Mediterranean Electrotechnical Conference, Cyprus, May 29-31 2000.
D. Dres, Dr. P. Constantinou, A. Katsareli, "Spectral Overlay of spread spectrum Broadcasting system for digital video delivery on analogue TV band", IEEE Melecon 2000, 10th Mediterranean Electrotechnical Conference, May 29-31 2000, Cyprus.
C. Steriadis, P. Constantinou: "An Integrated Environment's Control System for Quadriplegic Persons", 10th IEEE Mediterranean Electrotechnical Conference MeleCon 2000, 29-31 May 2000, Lefkosia, CYPRUS.
I. Panayiotopoulos, P. Constantinou, "Unified Treatment of Polarity Estimation Techniques", MILCOM 2000, IEEE Military Communications Conference.
I. Panagiotopoulos, P. Constantinou, "Adaptive statistical loop filtering technique for fast and reliablepolarity-DPLL synchronizers", Acoustics, Speech, and Signal Processing, 2000. ICASSP'00, 2000.
A. D. Panagopoulos, S. N. Livieratos, V. Zarmakoupis and J. D. Kanellopoulos, "Carrier-to-noise plus total interference ratio statistics on a frequency re-use satellite system interfered by an adjacent terrestrial microwave system", Second Symposium of Trans Black Sea Union of Applied Electromagnetism (BSUAE), Xanthi, Greece, p.128, June 2000.
J. D. Kanellopoulos and A. D. Panagopoulos, "A modified model for the prediction of the performance of a double site diversity earth space system located in heavy rain climatic regions", International Symposium on Antennas and Propagation, Vol. 1, pp. 293-296, Fukuoka, Japan, August 2000.
J. D. Kanellopoulos, T. D. Kritikos and A. D. Panagopoulos, "Carrier-to-Interference (C/I) statistics on a dual polarized double diversity satellite system including ice crystals and raindrop canting angle effects", IEEE International Symposium on Antennas and Propagation and USNC/URSI, National Radio Science Meeting, Salt Lake City, Utah, July 2000.
J. D. Kanellopoulos and A. D. Panagopoulos, "Ice Crystals and Raindrop Canting Angle Effects on a Dual Polarized Satellite System Suffering from Cross Polarization and Differential Rain Attenuation (Gamma Case)", Progress in Electromagnetic Research Symposium (PIERS), Cambridge, MA, USA, July 2000.
J. D. Kanellopoulos and A. D. Panagopoulos, "Prediction of Differential Rain Attenuation Induced on a Fixed Satellite System by Two Adjacent Interfering Satellites" Progress in Electromagnetic Research Symposium (PIERS), Cambridge, MA, USA, July 2000.
C. Steriadis, P. Constantinou: "GSM-1800 Power Density Estimations in Relation with CENELEC Standards", 7th International Conference on Advances in Communications and Control COMCON7, 28 June-2 July 1999, Athens, GREECE.
A. Kanatas, N. Moraitis, C. Steriadis, N. Papadakis, E. Angelou, P. Constantinou: "Measurements and Channel Characterization at 1.89 GHz in Urban and Suburban Environments", WPMC'99, Wireless Personal Multimedia Communications Conference, Amsterdam, The Netherlands, 19-22 September, 1999.
D. Dres, D. Vouyioukas, D. Triantafilidis, Dr. P. Constantinou, "Building Penetration Measurements for 2.4 GHz Broadcasting CDMA System", VTC 1999-Fall, IEEE Vehicular Technology Conference, Amsterdam, The Netherlands, September 19-22 1999.
T. Sofos, N. Markelos, J. Bitsios, A. Petalas, G. Tsoukos, P. Constantinou, "Ray-tracing model for land mobile satellite systems", Vehicular Technology Conference IEEE 50th, Vol. 3 , pp. 1417 –1421, 1999.
C. Steriadis, P. Constantinou: "Telematic's Application for People with Special Needs" in "Software and Hardware Engineering for the 21st Century", Nikos E. Mastorakis Copyright c ° 1999, by World Scientific and Engineering Society Press, ISBN:960- 8052-06-8 page 327.
J. D. Kanellopoulos and A. D. Panagopoulos, "A Predictive Analysis of the Interference on a Dual Polarized Satellite System due to Cross-Polarization and Differential Rain Attenuation including Ice Crystals and Raindrop Canting Angle Effects", International Conference on Electromagnetics in Advanced Applications, Torino, Italy, pp. 93-96, Sep.1999.
S. N. Livieratos, A. D. Panagopoulos and J. D. Kanellopoulos, "Total Interference Analysis between a Satellite Path and a Microwave Terrestrial System under Raining Conditions", 7th International Conference on Advances in Communication and Control, Athens, Greece, pp.55-63, June-July 1999.
J. D. Kanellopoulos and A. D. Panagopoulos, "Prediction Analysis of Differential Rain Attenuation on Adjacent Satellite Paths including Rain Height Effects (Gamma case)", 7th International Conference on Advances in Communication and Control, Athens, Greece, pp. 77-85, June-July 1999.
P. Chatzopoulos, T. Sofos, P. Constantinou, R. Chatziapostolou, P. Kaliatzopoulos, D. Zahariades, "Land Mobile Radio System for the Hellenic Gas Pipeline", Vehicular Technology Conference IEEE 48th, Vol. 1, pp. 661 -663, 1998.
T. Sofos, I. Koutsopoulos, P. Constantinou, "A deterministic ray-tracing based model for land mobile satellite channel in urban environment", Vehicular Technology Conference IEEE 48th, Vol. 1 , pp. 658 -660, 1998.
N. Papadakis, A.G. Kanatas, E. Angelou, N. Moraitis, D. Karayannis, A. Vorvolakos, and P. Constantinou: "Indoor Radio Channel Modelling and Simulation for DECT Picocells", ICT'98, International Conference on Telecommunications, Porto Carras, Greece, 21-25 June 1998.
N. Papadakis, A.G. Kanatas, E. Angelou, N. Moraitis, P. Constantinou: "Indoor Mobile Radio Channel Measurements and Chartacterization for DECT Picocells", ISCC'98, 3rd IEEE Symposium on Computers and Communications, Athens, Greece, 30 June - 2 July 1998.
D. Dres, G. Pantos, D. Vouyioukas, P. Constantinou: "INtegrated Satellite UMTS Real Environment Demonstrator (INSURED) Project", VTC '98, IEEE Vehicular Technology Conference, Ottawa, Canada, May 18-21 1998.
C. Steriadis, P. Constantinou, "Telematic's Application for People with Special Needs", 2nd IMACS International Conference on Circuits, Systems and Computers IMACS-CSC'98, 26-28 October 1998, Hellenic Naval Academy, Piraeus, GREECE.
C. Steriadis, P. Constantinou: "Environment automation for people with special needs" 2nd Conference on Technology and Automation 2-3 October 1998, Technological Institute of Thessaloniki, Thessaloniki, GREECE.
C. Steriadis, P. Constantinou: "Computer Aided Environment's Control System for People with Special Needs", 5th International Conference on Telecommunications ICT'98, 22-25 June 1998, Chalkidiki, GREECE.
Ilias Panagiotopoulos and Phillip Constantinou, "On Polarity Type Synchronization Parameter Estimators," Proc. of IEEE International Conf. on Telecom. (ICT '98), Porto Carras, Greece, Vol. IV, pp. 76-80, Jun. 1998.
J. D. Kanellopoulos, Α. D. Panagopoulos and S. N. Livieratos, "A Predictive Analysis of Differential Rain Attenuation on Adjacent Satellite paths using a Realistic Model for the Rain Height", URSI Commission F Symposium, Aveiro, Portugal, pp. 12-15, Sep.1998.
Dr. A. Kanatas, N. Papadakis, P. Chatzopoulos, T. Sofos, Prof. P. Constantinou: "Land-Mobile Satellite Channel Measurements in Athens City Center at 1800 GHz", International Mobile Satellite Conference - IMSC'97, Pasadena, June 1997.
Dr. A.G. Kanatas, Prof. P. Constantinou, : "Fading Prediction Model for Non-GEO Satellites at Land Mobile Satellite Channels", ISCC'97,Egypt, July 1-3, 1997.
N. Papadakis, E. Alexandri, P. Constantinou, Performance Analysis and Evaluation of a DQPSK System in Rayleigh/Time Delay/AWGN/Co-Channel Interference Environment, COMCON 6 –Corfu, June 1997.
Π. Χατζόπουλος, Θ. Σοφός, Φ. Κωνσταντίνου, Ρ. Χατζηαποστόλου, Π. Καλιατζόπουλος, Δ. Ζαχαριάδης, "Σύστημα Κινητών Επικοινωνιών για τον Αγωγό Φυσικού Αερίου της ΔΕΠΑ", Τεχνικά Χρονικά ΤΕΕ, Τεύχος Οκτωβρίου 1997.
Θ. Σοφός, Φ. Κωνσταντίνου, Κ. Ριζούλης, "Πυκνότητα Ισχύος Εκπομπής από Βάσεις Συστήματος DCS-1800", Τεχνικά Χρονικά ΤΕΕ, Τεύχος Οκτωβρίου 1997.
A.G. Kanatas, E.C. Kanderakis, P. Constantinou: "A Three Dimensional Simulator for Multipath Interference", COST, 227 TD(95)009, 1995.
A.G. Kanatas, E.C. Kanderakis, P. Constantinou: "A Revised Analog Model for the Land Mobile Satellite Channel", 2nd Joint Workshop, COST 227-231, Florence April 1995.
A.G. Kanatas, E.C. Kanderakis, P. Constantinou: "Narrowband Land Mobile Satellite Channel Modeling", International Mobile Satellite Conference - IMSC'95, Ottawa, Canada, June 1995.
N. Papadakis, N. Efthymiou, V. Kasouras, S. Kapetanios, P. Constantinou, "Indoor Channel Wideband Characterisation at 1.8 GΗz", COMCON 5 – Rethymnon - Crete, June 1995.
M. Panagiotou, Z. Palaskas, S. Bolis, P. Constantinou, "LAMBDA Local Application of Multimedia Broadband Developments" Athens, Greece Oct. 1995.NETTIS -95 Word Workshop on Networks and Telecommunications.
P. Constantinou, "Indoor Channel Wideband Characterization at 1.8 GHz" 5th International Conference on Advances in Communication and Control, COMCON5 -1995, Rithymna, Crete, Greece.
A. Paliatsos, A. Voulgaris, P. Constantinou, "A Three Dimensional Indoor Cellular Design and a Channel Assignment Algorithm", International Workshop on Personal Wireless Communications IFIP TC6 April 1995, Prague, Czech Republic.
E. Angelopoulos, E. Karabetsos, N. Uzunoglou, P .Constantinou, "Microwave System for the Detection of Trapped Human Beings", IEEE International Symposium on Industrial Electronics ISIE 95 Athens, Greece July 1995.
A. Paliatsos, N. Papadakis, P. Constantinou, "A CDMA Scenario for Indoor Microcellular Mobile System", 44th IEEE/VTS Vehicular Technology Conference , Stockholm, Sweden, June 7-10,1994.
N. Papadakis, T. Sofos, P. Hatzopoulos, P. Constantinou, "Material Characterization", 44th IEEE/VTC Vehicular Technology Conference, Stockholm, Sweden, June 8-10,1994.
Ε. Αγγελόπουλος, Ε. Καραμπέτσος, Ν. Ουζούνογλου, Φ. Κωνσταντίνου, "Μικροκυματική Συσκευή Ανίχνευσης Εγκλωβισμένων Ανθρώπων" Τεχνικά Χρονικά Επιστημονική έκδοση Τ.Ε.Ε Οκτώβριος - Δεκέμβριος 1994. Τόμος 14, Τεύχος 4.
Π. Μπούρκας, Η. Τσιτσόγλου, Κ. Καραγιαννόπουλος, Γ. Παρμάκη, Φ. Κωνσταντίνου, "Ηλεκτροστατική Φόρτιση και Εκφόρτιση Στερεών Μονωτικών στον Αέρα", Τεχνικά Χρονικά Επιστημονική Έκδοση Τ.Ε.Ε, Οκτώβριος - Δεκέμβριος 1994. Τόμος 14, Τεύχος 4.
N. Papadakis, A.G. Kanatas, P. Constantinou: "Radio Propagation Measurements and Modelling Using Ray-Tracing Techniques", 44th IEEE/VTS Vehicular Technology Conference in Stockholm, Sweden, June 7-10, 1994.
N. Papadakis, A.G. Kanatas, A. Paliatsos, P. Constantinou: "Microcellular Propagation Measurements and Modelling at 1.8 GHz", Fifth IEEE International Symposium on Personal, Indoor and Mobile Radio Communications (PIMRC94), Hague, Netherlands, September 19-23, 1994.
A. Paliatsos, A.G. Kanatas, P. Constantinou: "A Hybrid CDMA-FDMA Indoor Microcellular Scenario", Fifth IEEE International Symposium on Personal, Indoor and Mobile Radio Communications (PIMRC94), Hague, Netherlands, September 19-23, 1994.
Π. Μπούρκας, Η. Τσιτσόγλου, Γ. Παρμάκη, Κ. Καραγιαννόπουλος, Φ. Κωνσταντίνου, "Ηλεκτροστατικές Εκφορτίσεις σε Στερεά Μονωτικά κατά την Ιδανική Συμπεριφορά τους υπό την Επίδραση του Πεδίου", 9ο Πανελλήνιο Συνέδριο Φυσικής Στερεάς Κατάστασεως, Πάτρα, Σεπτέμβριος 1993.
D. Apostolakis, P. Constantinou, " Man Made Noise Measurements and Modeling " 2nd International Conference on Universal Personal Communications, ICUPC - 12-15 Oct 1993, Ottawa, Canada.
A. Paliatsos, P. Constantinou: "Broadband range of Community Telematic Application in Rural Areas", FITCE International Conference, September 1993, Granada, Spain.
A.G. Kanatas, P. Constantinou: "Propagation Aspects of LEO Satellite Systems for Third Generation Mobile Systems", COMCON 4, 4th International Conference on Advances in Communication & Control, Rhodes, Greece, 14-18 June 1993.
N. Papadakis, S. Paraskevopoulou, K. Theodosiadis, P. Constantinou, "Measurements and Modelling of a Microcellular Advanced System", 2nd International Conference on Universal Personal Communication Systems (ICUPC) Ottawa – Canada, October 1993.
C. Willard, T. Rochefolle, J. Cheung, M. Beach, P. Constantinou, L. Cupido, C. Baden, "Planning Tools For Mobile Networks", IEE - ECEJ pp 309 October 1993.
P. Constantinou, D. Apostolakis, "Man Made Noise Statistical Analysis" U.R.S.I - IEEE 9th National Radio Science Conference. Cairo, Egypt 18-20/6/92.
A. Paliatsos , P. Constantinou, "Broad Range of Community Based Terminals Applications in Rural Areas , FITCE & Spanish Association of Telecommunication Engineers, Granada, Spain Sept 1992.
P. Constantinou, D. Apostolakis, M. Katsikis, "Man Made Noise Measurements" Melecon 1991, Ljubljana, Yugoslavia.
P. Constantinou, D. Apostolakis, M. Katsikis, "Man Made Noise Measurements", IEEE International Conference Vehicular Technology, VTC 91 May 1991. St. Louis, Mizouri, USA.
P. Constantinou: "Mobile Communications: Channel Modelling", XXIX European telecommunications FITCE Congress, Glasgow, 27 August 1990.
Φ. Κωνσταντίνου, Μ. Μπούρα, "Μοντέλα Ραδιοκάλυψης Κινητής Τηλεφωνίας", Τ.Ε.Ε. Απρίλιος - Ιούνιος 1989, Τόμος 9, Τεύχος 2.
P. Constantinou, S. Twaij, "Digital Transmission over conventional Mobile Channels-Field Measurements and Analysis". 33rd IEEE Vehicular Conference, Toronto, Ontario, 25-27 May 1983.
P. Constantinou, "FM-TV Interference into Digital Communication Satellite Systems" Sixth International Conference on Digital Satellite Communications, Phoenix, Arizona,19-23 September 1983.
P. Constantinou, "Spectral Measurements of FM-TV Signals", International Electronics Conference, IEECE, Toronto, 26-27 September,1983.
P. Constantinou, "A Mobile Interference Model into UHF Television Receivers", 32nd Vehicular Technology Conference, San-Diego,California, 23-26 May 1982.
P. Constantinou, S. Twaij, "Mobile Services" - Recommendation and Reports of the CCIR Report 903, Geneva 1982.
P. Constantinou, "Digital Transmission over conventional Mobile Channels-Maximum Bit Rate", International Conference on Communications, ICC 81,Denver,Colorado,14-18 June 1981.
P. Constantinou, "Video Co-channel Interference into Digital Communication Satellite Systems", U.R.S.I and IEEE (AP-S), International Symposium, June 1980, Quebec City, Canada.
P. Constantinou, "Digital Implementation of a DPSK Demodulator", International Conference on Information Sciences and Systems, August 1976, Patras, Greece.
P. Constantinou: "Spectral Measurements of FM-TV Signals", International Electronics Conference and Exposition, IEECE Toronto, 26-27 September, 1973.

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