Fotis I. Lazarakis

Publication Activity (10 Years)

Years Active: 1994-2024
Publications (10 Years): 23

Top Topics

Agents And Multi Agent Systems

Optimal Placement

Key Performance Indicators

Cellular Networks

Top Venues

IEEE Commun. Lett.

IEEE Open J. Commun. Soc.

Publications

Konstantinos Ntontin, Lechoslaw Tomaszewski, Joan Adrià Ruiz De Azua, A. Cárdenas, R. Pueyo Centelles, C.-K. Lin, Agapi Mesodiakaki, A. Antonopoulos, Nikolaos Pappas, M. Fiore, S. Aguilar, S. Watts, P. Harris, A. R. Santiago, Fotis I. Lazarakis, M. Calisti, Symeon Chatzinotas
ETHER: A 6G Architectural Framework for 3D Multi-Layered Networks. WCNC (2024)
Dimitrios G. Selimis, Mar Francis D. De Guzman, Kyriakos N. Manganaris, Fotis I. Lazarakis, Katsuyuki Haneda, Kostas P. Peppas
Path loss, angular spread and channel sparsity modeling for indoor and outdoor environments at the sub-THz band. Phys. Commun. 66 (2024)
Dimitrios Selimis, Kostas P. Peppas, George C. Alexandropoulos, Fotis I. Lazarakis
On the Performance Analysis of RIS-Empowered Communications Over Nakagami-m Fading. CoRR (2023)
Konstantinos Ntontin, Alexandros-Apostolos A. Boulogeorgos, Emil Björnson, Wallace Alves Martins, Steven Kisseleff, Sergi Abadal, Eduard Alarcón, Anastasios K. Papazafeiropoulos, Fotis I. Lazarakis, Symeon Chatzinotas
Wireless Energy Harvesting for Autonomous Reconfigurable Intelligent Surfaces. IEEE Trans. Green Commun. Netw. 7 (1) (2023)
Kyriakos N. Manganaris, Fotis I. Lazarakis, Kostas P. Peppas
Using Fulkerson-Ford Algorithm for UE - AP Association in mmWave Cellular Networks. MOCAST (2023)
Kyriakos N. Manganaris, Dimitrios G. Selimis, Fotis I. Lazarakis, Kostas P. Peppas
Using Burr Type XII distribution for user - Nearest access point distance modelling in finite Poisson networks with edge effect. Phys. Commun. 61 (2023)
Lechoslaw Tomaszewski, Robert Kolakowski, Agapi Mesodiakaki, Konstantinos Ntontin, Angelos Antonopoulos, Nikolaos Pappas, Marco Fiore, Mohammadreza Mosahebfard, Simon Watts, Philip Harris, Chih-Kuang Lin, Ana Rita Santiago, Fotis I. Lazarakis, Symeon Chatzinotas
ETHER: Energy- and Cost-Efficient Framework for Seamless Connectivity over the Integrated Terrestrial and Non-terrestrial 6G Networks. AIAI Workshops (2023)
Kyriakos N. Manganaris, Dimitrios G. Selimis, Fotis I. Lazarakis, Kostas P. Peppas
User - Access Point Distance Modelling in Cellular Networks with the Presence of Obstacles. PIMRC (2022)
Aris Tsolis, Vasileios Vlachodimitropoulos, Stefanos Lampiris, Fotis I. Lazarakis, Antonis A. Alexandridis
Link Budget Analysis for Line of Sight Communications in D-band: Radio Coverage vs. Antenna Gain. MeditCom (2022)
Dimitrios G. Selimis, Mar Francis D. De Guzman, Kostas P. Peppas, Fotis I. Lazarakis, Katsuyuki Haneda
Outdoor and indoor path loss modeling at the sub-THz band. CoRR (2022)
Konstantinos Ntontin, Alexandros-Apostolos A. Boulogeorgos, Emil Björnson, Dimitrios Selimis, Wallace Alves Martins, Sergi Abadal, Angeliki Alexiou, Fotis I. Lazarakis, Steven Kisseleff, Symeon Chatzinotas
Autonomous Reconfigurable Intelligent Surfaces Through Wireless Energy Harvesting. VTC Spring (2022)
Alexandros-Apostolos A. Boulogeorgos, Edwin Yaqub, Rachana Desai, Tachporn Sanguanpuak, Nikos Katzouris, Fotis I. Lazarakis, Angeliki Alexiou, Marco Di Renzo
Artificial Intelligence Empowered Multiple Access for Ultra Reliable and Low Latency THz Wireless Networks. CoRR (2022)
Konstantinos Ntontin, Alexandros-Apostolos A. Boulogeorgos, Emil Björnson, Dimitrios Selimis, Wallace Alves Martins, Sergi Abadal, Angeliki Alexiou, Fotis I. Lazarakis, Steven Kisseleff, Symeon Chatzinotas
Autonomous Reconfigurable Intelligent Surfaces Through Wireless Energy Harvesting. CoRR (2021)
Dimitris Selimis, Kostas P. Peppas, George C. Alexandropoulos, Fotis I. Lazarakis
On the Performance Analysis of RIS-Empowered Communications Over Nakagami-m Fading. IEEE Commun. Lett. 25 (7) (2021)
Konstantinos Ntontin, Alexandros-Apostolos A. Boulogeorgos, Emil Björnson, Dimitrios Selimis, Wallace Alves Martins, Steven Kisseleff, Sergi Abadal, Eduard Alarcón, Anastasios K. Papazafeiropoulos, Fotis I. Lazarakis, Angeliki Alexiou, Symeon Chatzinotas
Toward Autonomous Reconfigurable Intelligent Surfaces Through Wireless Energy Harvesting. CoRR (2021)
Konstantinos Ntontin, Alexandros-Apostolos A. Boulogeorgos, Dimitrios Selimis, Fotis I. Lazarakis, Angeliki Alexiou, Symeon Chatzinotas
Reconfigurable Intelligent Surface Optimal Placement in Millimeter-Wave Networks. IEEE Open J. Commun. Soc. 2 (2021)
Konstantinos Ntontin, Marco Di Renzo, Fotis I. Lazarakis
On the Rate and Energy Efficiency Comparison of Reconfigurable Intelligent Surfaces with Relays. SPAWC (2020)
Konstantinos Ntontin, Alexandros-Apostolos A. Boulogeorgos, Dimitrios Selimis, Fotis I. Lazarakis, Angeliki Alexiou, Symeon Chatzinotas
Reconfigurable Intelligent Surface Optimal Placement in Millimeter-Wave Networks. CoRR (2020)
Marco Di Renzo, Konstantinos Ntontin, Jian Song, Fadil Habibi Danufane, Xuewen Qian, Fotis I. Lazarakis, Julien de Rosny, Dinh-Thuy Phan-Huy, Osvaldo Simeone, Rui Zhang, Mérouane Debbah, Geoffroy Lerosey, Mathias Fink, Sergei A. Tretyakov, Shlomo Shamai
Reconfigurable Intelligent Surfaces vs. Relaying: Differences, Similarities, and Performance Comparison. IEEE Open J. Commun. Soc. 1 (2020)
Konstantinos Ntontin, Nikolaos Skentos, Fotis I. Lazarakis
Time- vs. Frequency-Domain Channel Estimation in MIMO LOS Frequency-Selective Channels. ISSPIT (2020)
Manuel Fuentes, Jose Luis Carcel, Christiane Dietrich, Lang Yu, Eduardo Garro, Volker Pauli, Fotis I. Lazarakis, Ole Grøndalen, Ömer Bulakci, Jian Yu, Werner Mohr, David Gomez-Barquero
5G New Radio Evaluation Against IMT-2020 Key Performance Indicators. IEEE Access 8 (2020)
Konstantinos Ntontin, Marco Di Renzo, Jian Song, Fotis I. Lazarakis, Julien de Rosny, Dinh Thuy Phan Huy, Osvaldo Simeone, Rui Zhang, Mérouane Debbah, Geoffroy Lerosey, Mathias Fink, Sergei A. Tretyakov, Shlomo Shamai
Reconfigurable Intelligent Surfaces vs. Relaying: Differences, Similarities, and Performance Comparison. CoRR (2019)
K. Xuan Du, Gino Carrozzo, Muhammad Shuaib Siddiqui, Óscar Carrasco, Bessem Sayadi, Fotis I. Lazarakis, Anastasios Kourtis, Janez Sterle, Roberto Bruschi
Definition and Evaluation of Latency in 5G: A Framework Approach. 5G World Forum (2019)
Eleftherios Koxias, Stylianos Papaharalabos, Asimina Michalopoulou, Fotis I. Lazarakis, Antonis Alexandridis, Kostas Dangakis, Panayotis G. Cottis
Comparative study of cooperative transmission techniques in multipath rician fading environments. Panhellenic Conference on Informatics (2015)
Georgia Bournaka, Yogachandran Rahulamathavan, Kanapathippillai Cumanan, Sangarapillai Lambotharan, Fotis I. Lazarakis
Base station beamforming technique using multiple signal-to-interference plus noise ratio balancing criteria. IET Signal Process. 9 (3) (2015)
Stylianos Papaharalabos, Fotis I. Lazarakis
Approximated Box-Plus Decoding of LDPC Codes. IEEE Commun. Lett. 19 (12) (2015)
Martin O. Zamkotsian, Kostas P. Peppas, Fotis I. Lazarakis, Panayotis G. Cottis
Multilevel Spatial Hierarchical Modulation: An Efficient Scheme for Unequal Error Protection Under Rician Fading. IEEE Trans. Veh. Technol. 64 (11) (2015)
Kostas P. Peppas, Martin Zamkotsian, Fotis I. Lazarakis, Panayotis G. Cottis
Asymptotic Error Performance Analysis of Spatial Modulation under Generalized Fading. CoRR (2014)
Michail-Alexandros Kourtis, Harilaos Koumaras, Charalabos Skianis, Fotis I. Lazarakis
A quantitative method for graphical representation of H.264 video content dynamics. TEMU (2014)
Kostas P. Peppas, Martin Zamkotsian, Fotis I. Lazarakis, Panayotis G. Cottis
Asymptotic Error Performance Analysis of Spatial Modulation Under Generalized Fading. IEEE Wirel. Commun. Lett. 3 (4) (2014)
Martin Zamkotsian, Kostas P. Peppas, Fotis I. Lazarakis, Panayotis G. Cottis
Improving spectral efficiency in broadcasting employing hierarchical QAM. WCNC (2014)
Martin Zamkotsian, Kostas P. Peppas, Fotis I. Lazarakis, Panayotis G. Cottis
Hierarchical Multilevel Space-Shift Keying for Unequal Error Protection under Rician Fading. IEEE Commun. Lett. 17 (12) (2013)
G. Bournaka, Jie Tang, Sangarapillai Lambotharan, Fotis I. Lazarakis
A Coordinated Multiuser Relaying Technique through Interference Precoding at the Base Station. IEEE Commun. Lett. 17 (6) (2013)
Georgia Bournaka, Kanapathippillai Cumanan, Sangarapillai Lambotharan, Fotis I. Lazarakis
Transmitter-receiver and relay optimisation for spectrum sharing multiple-input and multiple-output peer-to-peer users. IET Signal Process. 7 (5) (2013)
Martin Zamkotsian, Kostas P. Peppas, George Fovakis, Fotis I. Lazarakis, Antonis A. Alexandridis, Kostas Dangakis, Panayotis G. Cottis
Wireless SPIHT-encoded image transmission employing hierarchical modulation: A DSP implementation. ISSPIT (2013)
Kostas P. Peppas, Martin Zamkotsian, Fotis I. Lazarakis, Panayotis G. Cottis
Unified Error Performance Analysis of Space Shift Keying Modulation for MISO and MIMO Systems Under Generalized Fading. IEEE Wirel. Commun. Lett. 2 (6) (2013)
Martin Zamkotsian, Kostas Peppas, Fotis I. Lazarakis, Panayotis G. Cottis
Layered Offset Hierarchical QAM Modulation for Intersymbol Interference Reduction. IEEE Commun. Lett. 17 (11) (2013)
G. Bournaka, K. Cumanan, Sangarapillai Lambotharan, Fotis I. Lazarakis
An SINR Balancing Technique for a Cognitive Two-Way Relay Network. VTC Fall (2012)
K. P. Peppas, Fotis I. Lazarakis, Antonis Alexandridis, Kostas Dangakis
Moments-based analysis of dual-hop amplify-and-forward relaying communications systems over generalised fading channels. IET Commun. 6 (13) (2012)
Nikos C. Sagias, Fotis I. Lazarakis, Antonis Alexandridis, Kostas Dangakis, George S. Tombras
Higher Order Capacity Statistics of Diversity Receivers. Wirel. Pers. Commun. 56 (4) (2011)
Kostas Peppas, Fotis I. Lazarakis, Charalambos Skianis, Antonis Alexandridis, Kostas Dangakis
Impact of MIMO Techniques on the Interoperability between UMTS-HSDPA and WLAN Wireless Systems. IEEE Commun. Surv. Tutorials 13 (4) (2011)
G. Bournaka, K. Cumanan, Sangarapillai Lambotharan, Fotis I. Lazarakis
An Iterative Semidefinite and Geometric Programming Technique for the SINR Balancing in Two-Way Relay Network. GLOBECOM (2011)
Kostas Peppas, Fotis I. Lazarakis, Theodore Zervos, Antonis Alexandridis, Kostas Dangakis
Sum of Non-Identical Independent Squared eta-µ Variates and Applications in the Performance Analysis of DS-CDMA Systems. IEEE Trans. Wirel. Commun. 9 (9) (2010)
Kostas Peppas, Fotis I. Lazarakis, Antonis Alexandridis, Kostas Dangakis
Cascaded generalised-K fading channel. IET Commun. 4 (1) (2010)
Kostas Peppas, Fotis I. Lazarakis, Dimitrios I. Axiotis, Tareq Al-Gizawi, Antonis Alexandridis
System level performance evaluation of MIMO and SISO OFDM-based WLANs. Wirel. Networks 15 (7) (2009)
Theodore Zervos, Fotis I. Lazarakis, Antonis Alexandridis, Kostas Dangakis, Dimosthenis Stamopoulos, Michalis Pissas
Novel Metamaterials for Patch Antennas Applications. MOBILIGHT (2009)
Kostas Peppas, Fotis I. Lazarakis, Antonis Alexandridis, Kostas Dangakis
Error performance of digital modulation schemes with MRC diversity reception over eta-µ fading channels. IEEE Trans. Wirel. Commun. 8 (10) (2009)
George C. Alexandropoulos, Nikos C. Sagias, Fotis I. Lazarakis, Kostas Berberidis
New results for the multivariate Nakagami-m fading model with arbitrary correlation matrix and applications. IEEE Trans. Wirel. Commun. 8 (1) (2009)
Nikos C. Sagias, Fotis I. Lazarakis, George S. Tombras, Christos Datsikas
Outage Analysis of Decode-and-Forward Relaying Over Nakagami- Fading Channels. IEEE Signal Process. Lett. 15 (2008)
Kostas Peppas, Nikos C. Sagias, Fotis I. Lazarakis, Antonis A. Alexandridis, Kostas Dangakis
Error performance of triple-branch generalized selection diversity over Nakagami fading channels. ISWPC (2008)
Asimina Michalopoulou, Theodore Zervos, Kostas Peppas, Antonis Alexandridis, Fotis I. Lazarakis, Kostas Dangakis, Dimitra I. Kaklamani
The Impact of the Position of MIMO Terminal User's Hand on Channel Capacity. PIMRC (2007)
George C. Alexandropoulos, Kostas Berberidis, Nikos C. Sagias, Fotis I. Lazarakis, Christos Datsikas, Antonis A. Alexandridis, Kostas Dangakis
On the Sum of Squared Correlated Rayleigh Variates and Applications to Maximal-Ratio Diversity. PIMRC (2007)
Christos Datsikas, George S. Tombras, Nikos C. Sagias, Fotis I. Lazarakis, George C. Alexandropoulos, Antonis A. Alexandridis, Kostas Dangakis
Dual-Hop Relaying Networks over Nakagami-M Fading Channels. PIMRC (2007)
George C. Alexandropoulos, Nikos C. Sagias, Fotis I. Lazarakis, Kostas Berberidis
New Results on SC and MRC Over Nakagami-m Fading Channels with Arbitrary Correlation Matrix. GLOBECOM (2007)
George C. Alexandropoulos, Kostas Berberidis, Nikos C. Sagias, Fotis I. Lazarakis, Antonis A. Alexandridis, Kostas Dangakis
Householder-Matrices based Analysis of SC Receivers over Rayleigh Fading Channels with Arbitrary Correlation. PIMRC (2007)
Kostas Peppas, Fotis I. Lazarakis, Antonis Alexandridis, Kostas Dangakis, Dimitrios I. Axiotis
An Interoperability Mechanism for Seamless Interworking between WLAN and UMTS-HSDPA Networks. GLOBECOM (2006)
Tareq Al-Gizawi, Kostas Peppas, Dimitrios I. Axiotis, Emmanuel N. Protonotarios, Fotis I. Lazarakis
Interoperability criteria, mechanisms, and evaluation of system performance for transparently interoperating WLAN and UMTS-HSDPA networks. IEEE Netw. 19 (4) (2005)
Kostas Peppas, Angeliki Alexiou, Fotis I. Lazarakis, Tareq Al-Gizawi, Dimitrios I. Axiotis
Performance Evaluation at the System Level of Reconfigurable Space-Time Coding Techniques for HSDPA. EURASIP J. Adv. Signal Process. 2005 (11) (2005)
Dimitrios I. Axiotis, Tareq Al-Gizawi, Kostas Peppas, Emmanuel N. Protonotarios, Fotis I. Lazarakis, Constantinos B. Papadias, Panos Philippopoulos
Services in interworking 3G and WLAN environments. IEEE Wirel. Commun. 11 (5) (2004)
Kostas Peppas, Tareq Al-Gizawi, Fotis I. Lazarakis, Dimitrios I. Axiotis, A. Moussa, Angeliki Alexiou
System level evaluation of reconfigurable MIMO techniques enhancements for HSDPA. GLOBECOM (2004)
Tareq Al-Gizawi, Kostas Peppas, Fotis I. Lazarakis, Rémy Pintenet, Jeremy Gosteau
Evaluation of Interoperability Criteria and Mechanisms for Seamless Inter-Working Between UMTS-HSDPA and WLAN Networks Enhanced with MIMO Techniques. Wirel. Pers. Commun. 30 (2-4) (2004)
Tareq Al-Gizawi, Kostas Peppas, Fotis I. Lazarakis, Rémy Pintenet, Jeremy Gosteau
Interoperability Criteria and Mechanisms for Seamless Inter-working between UMTS-HSDPA and HIPERLAN/2 Networks Enhanced with MIMO Techniques. NETWORKING (2004)
Dimitrios I. Axiotis, Fotis I. Lazarakis, C. Vlahodimitropoulos, A. Chatzikonstantinou
4G system level simulation parameters for evaluating the interoperability of MTMR in UMTS and HIPERLAN/2. MWCN (2002)
Antonis A. Alexandridis, Kostas Dangakis, Panos Kostarakis, Fotis I. Lazarakis
A method of accurate determination of azimuthal distribution of received RF power. Int. J. Commun. Syst. 14 (2) (2001)
Antonis A. Alexandridis, Fotis I. Lazarakis, Kostas Dangakis, Panos Kostarakis, Anastasios Kourtis
Normalization of propagation measurements with respect to terrain effect. Int. J. Commun. Syst. 14 (3) (2001)
Fotis I. Lazarakis, Kostas Dangakis, Antonis A. Alexandridis, George S. Tombras
Field measurements and coverage prediction model evaluation based on a geographical information system. PIMRC (1994)
Fotis I. Lazarakis, Kostas Dangakis, Antonis A. Alexandridis, George S. Tombras
A point-to-point mobile radio prediction model based on effective height estimation for the region of Athens. PIMRC (1994)