Thomas Sphicopoulos
Cited by
Cited by
Diffusion models of mobile telephony in Greece
C Michalakelis, D Varoutas, T Sphicopoulos
Telecommunications Policy 32 (3-4), 234-245, 2008
Combining illumination dimming based on pulse-width modulation with visible-light communications based on discrete multitone
G Ntogari, T Kamalakis, JW Walewski, T Sphicopoulos
Journal of Optical Communications and Networking 3 (1), 56-65, 2011
Impact of nonlinear LED transfer function on discrete multitone modulation: Analytical approach
I Neokosmidis, T Kamalakis, JW Walewski, B Inan, T Sphicopoulos
Journal of Lightwave technology 27 (22), 4970-4978, 2009
The reflection from an open-ended rectangular waveguide terminated by a layered dielectric medium
V Teodoridis, T Sphicopoulos, FE Gardiol
IEEE transactions on microwave theory and techniques 33 (5), 359-366, 1985
Analysis of stacked microstrip patches with a mixed potential integral equation
L Barlately, JR Mosig, T Sphicopoulos
IEEE transactions on antennas and propagation 38 (5), 608-615, 1990
The financial perspective of the mobile networks in Europe
D Katsianis, I Welling, M Ylonen, D Varoutas, T Sphicopoulos, ...
IEEE Personal communications 8 (6), 58-64, 2001
On the economics of 3g mobile virtual network operators (mvnos)
D Varoutas, D Katsianis, T Sphicopoulos, K Stordahl, I Welling
Wireless Personal Communications 36 (2), 129-142, 2006
A tractable above-threshold model, for the design of DFB and phase-shifted DFB lasers
I Orfanos, T Sphicopoulos, A Tsigopoulos, C Caroubalos
IEEE journal of quantum electronics 27 (4), 946-956, 1991
Hybrid free space optical/millimeter wave outdoor links for broadband wireless access networks
T Kamalakis, I Neokosmidis, A Tsipouras, T Sphicopoulos, S Pantazis, ...
2007 IEEE 18th International Symposium on Personal, Indoor and Mobile Radio …, 2007
Digital divide gap convergence in Europe
V Kyriakidou, C Michalakelis, T Sphicopoulos
Technology in Society 33 (3-4), 265-270, 2011
Performance analysis of space time block coding techniques for indoor optical wireless systems
G Ntogari, T Kamalakis, T Sphicopoulos
IEEE Journal on Selected Areas in Communications 27 (9), 1545-1552, 2009
New techniques for the suppression of the four-wave mixing-induced distortion in nonzero dispersion fiber WDM systems
I Neokosmidis, T Kamalakis, A Chipouras, T Sphicopoulos
Journal of lightwave technology 23 (3), 1137, 2005
Innovation diffusion with generation substitution effects
C Michalakelis, D Varoutas, T Sphicopoulos
Technological Forecasting and Social Change 77 (4), 541-557, 2010
Estimation of the power scintillation probability density function in free-space optical links by use of multicanonical Monte Carlo sampling
T Kamalakis, T Sphicopoulos, SS Muhammad, E Leitgeb
Optics letters 31 (21), 3077-3079, 2006
Slow light in insulator–metal–insulator plasmonic waveguides
EP Fitrakis, T Kamalakis, T Sphicopoulos
JOSA B 28 (9), 2159-2164, 2011
Accurate estimation of the error probability in the presence of in-band crosstalk noise in WDM networks
T Kamalakis, T Sphicopoulos, M Sagriotis
Journal of lightwave technology 21 (10), 2172-2181, 2003
An efficient technique for the design of an arrayed-waveguide grating with flat spectral response
T Kamalakis, T Sphicopoulos
Journal of lightwave technology 19 (11), 1716-1725, 2001
Assessment of information and communications technology maturity level
V Kyriakidou, C Michalakelis, T Sphicopoulos
Telecommunications Policy 37 (1), 48-62, 2013
Analysis of indoor multiple-input multiple-output coherent optical wireless systems
G Ntogari, T Kamalakis, T Sphicopoulos
Journal of lightwave technology 30 (3), 317-324, 2012
Business prospects of wide-scale deployment of free space optical technology as a last-mile solution: a techno-economic evaluation
T Rokkas, T Kamalakis, D Katsianis, D Varoutas, T Sphicopoulos
Journal of Optical Networking 6 (7), 860-870, 2007
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