Journals

98 entries « 1 of 2 »

2016

Tsoulos, George V; Bulakci, Ömer; Zarbouti, Dimitra A; Athanasiadou, Georgia E; Kaloxylos, Alexandros

Dynamic Wireless Network Shaping via Moving Cells: The Nomadic Nodes Case Journal Article

In: Wiley Transactions on Emerging Telecommunications Technologies, 2016.

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Peppas, Kostas; Sagias, Nikos C; Maras, Andreas M

Physical layer security for multiple-antenna systems: A unified approach Journal Article

In: IEEE Transactions on Communications, 64 (1), pp. 314-328, 2016.

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Peppas, Kostas; Boucouvalas, Anthony C; Ghassemlooy, Zabih (Fary); Khalighi, Mohhamad-Ali; Yiannopoulos, Kostas; Sagias, Nikos C

Semiconductor optical amplifiers for underwater optical wireless communications Journal Article

In: IET Optoelectronics, 2016.

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2015

Zarbouti, Dimitra A; Tsoulos, George V; Athanasiadou, Georgia E

Effects of antenna array characteristics on in-band full-duplex relays for broadband cellular communications Journal Article

In: ICT Express, 2015.

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Kontaxis, Dimitris E; Tsoulos., George V; Athanasiadou, Georgia E; Karaboyas, S

Optimality of Transmit Beamforming in Spatially Correlated MIMO Rician Fading Channels Journal Article

In: Wireless Personal Communications, pp. 1–14, 2015, ISSN: 1572-834X.

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Sagias, Nikos C; Yiannopoulos, Kostas; Boucouvalas, Anthony C

Semiconductor optical amplifiers in negative-exponential fading: Regenerators and pre-amplifiers Journal Article

In: IET Optoelectronics, 9 (5), pp. 249-256, 2015.

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Yiannopoulos, Kostas; Sagias, Nikos C; Boucouvalas, Anthony C

On the performance of semiconductor optical amplifier-assisted outdoor optical wireless links Journal Article

In: IEEE Journal on Selected Areas in Communications, 33 (9), pp. 1869-1876, 2015.

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Sagias, Nikos C; Papaharalabos, Stylianos; Mathiopoulos, Takis P

Cooperative DVB-SH satellite broadcasting systems with rotated signal constellations Journal Article

In: China Communications, 12 (6), pp. 59-72, 2015.

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Tselikas, Nikolaos D; Kosmatos, Evangelos A; Sagias, Nikos C

Packet loss optimization applying handoff algorithms in high-mobility radio-over-fiber networks A mathematical analysis Journal Article

In: The Mediterranean Journal of Computers and Networks, 2015.

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2014

Sagias, Nikos C

Pilot-symbol assisted phase-shift keying for dual-hop relaying communication networks Journal Article

In: IEEE Transactions on Communications, 62 (2), pp. 510-521, 2014.

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2013

Yiannopoulos, Kostas; Sagias, Nikos C; Boucouvalas, Anthony C

Fade mitigation based on semiconductor optical amplifiers Journal Article

In: IEEE/OSA Journal of Lightwave Technology, 31 (23), pp. 3621-3630, 2013.

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Tsoulos, George V; Athanasiadou, Georgia E

Analysis of CDMA MIMO Beamforming Multicell Deployment Scenarios using Effective Radiation Patterns Journal Article

In: Wireless Personal Communications, pp. 1–12, 2013.

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Zarbouti, Dimitra A; Tsoulos, George V; Athanasiadou, Georgia E; Valagiannopoulos, Constantinos

The Effective Radiation Pattern Concept for Realistic Performance Estimation of LTE Wireless Systems Journal Article

In: International Journal of Antennas and Propagation, 2013 , 2013.

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Kontaxis, Dimitris E; Tsoulos, George V; Karaboyas, Serafim

Ergodic Capacity Optimization for Single-Stream Beamforming Transmission with MISO Rician Fading Channels Journal Article

In: Vehicular Technology, IEEE Transactions on, 62 (2), pp. 628-641, 2013.

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Gkonis, Panagiotis K; Tsoulos, George V; Kaklamani, Dimitra I

Performance evaluation of MIMO--WCDMA cellular networks in multiuser frequency selective fading environments Journal Article

In: Wireless Communications and Mobile Computing, 13 (1), pp. 72–84, 2013.

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2012

Datsikas, Christos K; Peppas, Kostas; Sagias, Nikos C; Tombras, George S

Serial relaying communications over generalized-gamma fading channels Journal Article

In: Wireless Communications and Mobile Computing, 12 (13), pp. 1191-1202, 2012.

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Batistatos, Michael C; Tsoulos, George V; Athanasiadou, Georgia E

Mobile telemedicine for moving vehicle scenarios: Wireless technology options and challenges Journal Article

In: Journal of Network and Computer Applications, 35 (3), pp. 1140–1150, 2012.

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Kontaxis, D E; Tsoulos, George V; Karaboyas, S

Beamforming Capacity Optimization for Rician MIMO Wireless Channels Journal Article

In: Wireless Communications Letters, IEEE, 1 (3), pp. 257–260, 2012.

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Stiakogiannakis, Ioannis N; Athanasiadou, Georgia E; Tsoulos, George V; Kaklamani, Dimitra I

Performance Analysis of Fractional Frequency Reuse for Multi-Cell WiMAX Networks Based on Site-Specific Propagation Modeling [Wireless Corner] Journal Article

In: Antennas and Propagation Magazine, IEEE, 54 (1), pp. 214–226, 2012.

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Zarbouti, Dimitra A; Tsilimantos, D C; Tsoulos, George V; Athanasiadou, Georgia E; Kaklamani, Dimitra I

Performance of OFDMA multicell systems with Opportunistic Beamforming Journal Article

In: Wireless Personal Communications, 65 (4), pp. 843–861, 2012.

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2011

Mallik, Ranjan K; Sagias, Nikos C

Distribution of inner product of complex Gaussian random vectors and its applications Journal Article

In: IEEE Transactions on Communications, 59 (12), pp. 3353-3362, 2011.

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Peppas, Kostas; Datsikas, Christos K; Sagias, Nikos C; Tombras, George S

Dual-hop MIMO relay systems over spatially correlated Nakagami-$m$ fading channels Journal Article

In: IET Communications, 5 (15), pp. 2106-2115, 2011.

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Bithas, Petros S; Sagias, Nikos C; Mallik, Ranjan K

On the sum of Kappa stochastic variates and applications to equal-gain combining Journal Article

In: IEEE Transactions on Communications, 59 (9), pp. 2434-2442, 2011.

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Sagias, Nikos C; Lazarakis, Fotis I; Alexandridis, Antonis A; Dangakis, Kostas P; Tombras, George S

Higher order capacity statistics of diversity receivers Journal Article

In: Wireless Personal Communications, 56 (4), pp. 649-668, 2011.

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Gkonis, Panagiotis K; Athanaileas, Theodoros E; Tsoulos, George V; Athanasiadou, Georgia E; Kaklamani, Dimitra I

Adaptive Beam-Centric Admission Control for WCDMA Multicell/Multiservice Scenarios with Non-Uniform Traffic Journal Article

In: Wireless Personal Communications, 58 (2), pp. 369–389, 2011.

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Tsilimantos, Dimitris C; Zarbouti, Dimitra A; Tsoulos, George V; Athanasiadou, Georgia E; Kaklamani, Dimitra I

Fairness and throughput trade-off analysis for UMTS WCDMA network planning Journal Article

In: Wireless Personal Communications, 56 (4), pp. 693–714, 2011.

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2010

Athanaileas, Theodoros E; Athanasiadou, Georgia E; Tsoulos, George V; Kaklamani, Dimitra I

Parallel radio-wave propagation modeling with image-based ray tracing techniques Journal Article

In: Parallel Computing, 36 (12), pp. 679–695, 2010.

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Bithas, Petros S; Efthymoglou, George P; Sagias, Nikos C

Spectral efficiency of adaptive transmission and selection diversity on generalized fading channels Journal Article

In: IET Communications, 4 (17), pp. 2058-2064, 2010.

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Sagias, Nikos C; Mallik, Ranjan K; Tombras, George S

Error rate performance of multilevel signals with coherent detection Journal Article

In: IEEE Transactions on Communications, 58 (8), pp. 2188-2192, 2010.

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Datsikas, Christos K; Peppas, Kostas; Sagias, Nikos C; Tombras, George S

Serial free-space optical relaying communications over gamma-gamma atmospheric turbulence channels Journal Article

In: IEEE/OSA Journal of Optical Communications and Networking, 2 (8), pp. 576-586, 2010.

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Alexandropoulos, George C; Mathiopoulos, Takis P; Sagias, Nikos C

Switch-and-examine diversity over arbitrary correlated Nakagami-$m$ fading channels Journal Article

In: IEEE Transactions on Vehicular Technology, 58 (4), pp. 2080-2087, 2010.

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2009

Papadimitriou, Zafiro G; Mathiopoulos, Takis P; Sagias, Nikos C

The trivariate and quadrivariate Weibull fading distributions with arbitrary correlation and their applications to diversity reception Journal Article

In: IEEE Transactions on Communications, 57 (11), pp. 3230-3234, 2009.

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Bithas, Petros S; Sagias, Nikos C; Mathiopoulos, Takis P

The bivariate generalized-$K$ distribution and its application to diversity receivers Journal Article

In: IEEE Transactions on Communications, 57 (9), pp. 2655-2662, 2009.

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Triantafyllopoulou, Dionysia; Passas, Nikos; Merakos, Lazaros; Sagias, Nikos C; Mathiopoulos, Takis P

E-CLEMA: A cross-layer design for improved quality of service in mobile WiMAX networks Journal Article

In: Wireless Communications and Mobile Computing, 9 (9), pp. 1274-1286, 2009.

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Gkonis, Panagiotis K; Tsoulos, George V; Kaklamani, Dimitra I

Dual code Tx diversity with antenna selection for spatial multiplexing in MIMO-WCDMA networks Journal Article

In: Communications Letters, IEEE, 13 (8), pp. 570–572, 2009.

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Peppas, Kostas; Sagias, Nikos C

A trivariate Nakagami-$m$ distribution with arbitrary covariance matrix and applications to generalized selection diversity receivers Journal Article

In: IEEE Transactions on Communications, 57 (7), pp. 1896-1902, 2009.

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Zarbouti, Dimitra A; Stiakogiannakis, Ioannis; Tsoulos, George V; Athanasiadou, Georgia E; Kaklamani, Dimitra I

OFDMA techniques in multicellular networks with total frequency reuse Journal Article

In: Computer Communications, 32 (3), pp. 522–530, 2009.

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Kateros, D A; Zarbouti, Dimitra A; Tsilimantos, D C; Katsigiannis, C I; Gkonis, P K; Foukarakis, I E; Kaklamani, D I; Venieris, I S

DVB-T Network Planning: A Case Study for Greece Journal Article

In: IEEE Antennas and Propagation Magazine, 51 (1), pp. 91-101, 2009, ISSN: 1045-9243.

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Alexandropoulos, George C; Sagias, Nikos C; Lazarakis, Fotis I; Berberidis, Kostas

New results for the multivariate Nakagami-$m$ fading model with arbitrary correlation matrix and applications Journal Article

In: IEEE Transactions on Wireless Communications, 8 (1), pp. 245-255, 2009.

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2008

Bithas, Petros S; Sagias, Nikos C; Mathiopoulos, Takis P; Kotsopoulos, Stavros A; Maras, Andreas M

On the correlated K-distribution with arbitrary fading parameters Journal Article

In: IEEE Signal Processing Letters, 15 (2008), pp. 541-544, 2008.

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Gkonis, Panagiotis K; Tsoulos, George V; Athanasiadou, George E; Kaklamani, Dimitra I

An adaptive beam-shaping strategy for WCDMA multicellular networks with non-uniform traffic requirements Journal Article

In: Journal of Communications, 3 (4), pp. 16–25, 2008, ISSN: 1796-2021.

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Athanaileas, Theodoros; Gkonis, Panagiotis K; Athanasiadou, George E; Kaklamani, George Tsoulosand Dimitra V I

Implementation and evaluation of a web-based grid-enabled environment for WCDMA multibeam system simulations [wireless corner] Journal Article

In: Antennas and Propagation Magazine, IEEE, 50 (3), pp. 195–204, 2008.

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Bithas, Petros S; Sagias, Nikos C; Tsiftsis, Theodoros A

Performance analysis of dual-diversity receivers over correlated generalised gamma fading channels Journal Article

In: IET Communications, 2 (1), pp. 174-178, 2008.

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Datsikas, Christos K; Sagias, Nikos C; Lazarakis, Fotis I; Tombras, George S

Outage analysis of decode-and-forward relaying over Nakagami-$m$ fading channels Journal Article

In: IEEE Signal Processing Letters, 15 (1), pp. 41-44, 2008.

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2007

Bithas, Petros S; Sagias, Nikos C; Mathiopoulos, Takis P

GSC diversity receivers over generalized-gamma fading channels Journal Article

In: IEEE Communications Letters, 11 (12), pp. 964-966, 2007.

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Sagias, Nikos C; Peppas, Kostas

Error rate analysis of threshold-based hybrid selection/maximal-ratio diversity over correlated Nakagami-$m$ fading channels Journal Article

In: IEEE Communications Letters, 11 (12), pp. 922-924, 2007.

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Alexandropoulos, George C; Sagias, Nikos C; Berberidis, Kostas

On the multivariate Weibull fading model with arbitrary correlation matrix Journal Article

In: IEEE Antennas and Wireless Propagation Letters, 6 , pp. 93-95, 2007.

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Sagias, Nikos C; Karagiannidis, George K

Comments on "Average LCR and AFD for SC diversity over correlated Weibull fading channels" Journal Article

In: Wireless Personal Communications, 43 (2), pp. 699-701, 2007.

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Karagiannidis, George K; Sagias, Nikos C; Mathiopoulos, Takis P

$N$*Nakagami: A novel stochastic model for cascaded fading channels Journal Article

In: IEEE Transactions on Communications, 55 (8), pp. 1453-1458, 2007.

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Bithas, Petros S; Sagias, Nikos C; Mathiopoulos, Takis P

Dual diversity over correlated Ricean fading channels Journal Article

In: Journal of Communications and Networks, 9 (1), pp. 67-74, 2007.

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98 entries « 1 of 2 »