Konstantinos Ntougias

52 papers A 1B 12Misc 1Journal 20Unranked 18

Year	Rank	Type	Title / Venue / Authors
2025	J	`jnl`	Hybrid RIS With Sub-Connected Active Partitions: Performance Analysis and Transmission Design. IEEE Trans. Wirel. Commun. Konstantinos Ntougias, Symeon Chatzinotas, Ioannis Krikidis
2025	B	`conf`	Optimal Transmit Waveform for Resonant Tunneling Diode-based THz Rectifiers. GLOBECOM Triantafyllos Mavrovoltsos, Konstantinos Ntougias, Taneli Riihonen, Ioannis Krikidis
2025	J	`jnl`	Reconfigurable Antenna Arrays With Tunable Loads: Expanding Solution Space via Coupling Control. CoRR Elio Faddoul, Konstantinos Ntougias, Ioannis Krikidis
2025	B	`conf`	Robust Wireless Power Transfer Waveform Design Using Waveform-to-Energy Harvesting Model. GLOBECOM Konstantinos Ntougias, Taneli Riihonen, Ioannis Krikidis
2025	J	`jnl`	Soft Robotics-Inspired Flexible Antenna Arrays. CoRR Elio Faddoul, Andreas Nicolaides, Konstantinos Ntougias, Ioannis Krikidis
2025	J	`jnl`	Soft Robotics-Inspired Flexible Antenna Arrays. IEEE Commun. Lett. Elio Faddoul, Andreas Nicolaides, Konstantinos Ntougias, Ioannis Krikidis
2024	B	`conf`	Fiber-Like Radio Enabled by Fluid Antennas and Hybrid Sub-Connected Active/Passive RIS. GLOBECOM Konstantinos Ntougias, Ioannis Krikidis
2024	J	`jnl`	Hybrid RIS With Sub-Connected Active Partitions: Performance Analysis and Transmission Design. CoRR Konstantinos Ntougias, Symeon Chatzinotas, Ioannis Krikidis
2024	J	`jnl`	Wireless Information and Energy Transfer in the Era of 6G Communications. CoRR Constantinos Psomas, Konstantinos Ntougias, Nikita Shanin, Dongfang Xu, Kenneth MacSporran Mayer, Nguyen Minh Tran, Laura Cottatellucci, Kae Won Choi, Dong In Kim, Robert Schober, Ioannis Krikidis
2024	J	`jnl`	Wireless Information and Energy Transfer in the Era of 6G Communications. Proc. IEEE Constantinos Psomas, Konstantinos Ntougias, Nikita Shanin, Dongfang Xu, Kenneth MacSporran Mayer, Nguyen Minh Tran, Laura Cottatellucci, Kae Won Choi, Dong In Kim, Robert Schober, Ioannis Krikidis
2023	J	`jnl`	An Overview of Analysis Methods and Evaluation Results for Caching Strategies. CoRR Gerhard Hasslinger, Mahshid Okhovatzadeh, Konstantinos Ntougias, Frank Hasslinger, Oliver Hohlfeld
2023	J	`jnl`	An overview of analysis methods and evaluation results for caching strategies. Comput. Networks Gerhard Hasslinger, Mahshid Okhovatzadeh, Konstantinos Ntougias, Frank Hasslinger, Oliver Hohlfeld
2023	B	`conf`	Novel Hybrid RIS Architectures and Beamforming Optimization for Energy-Efficient Multi-User MISO. GLOBECOM Konstantinos Ntougias, Ioannis Krikidis
2023	J	`jnl`	Scope and Accuracy of Analytic and Approximate Results for FIFO, Clock-Based and LRU Caching Performance. Future Internet Gerhard Hasslinger, Konstantinos Ntougias, Frank Hasslinger, Oliver Hohlfeld
2022	B	`conf`	Analysis of the LRU Cache StartUp Phase and Convergence Time and Error Bounds on Approximations by Fagin and Che. WiOpt Gerhard Hasslinger, Konstantinos Ntougias, Frank Hasslinger, Oliver Hohlfeld
2022	J	`jnl`	Coordinated Caching and QoS-Aware Resource Allocation for Spectrum Sharing. Wirel. Pers. Commun. Konstantinos Ntougias, Constantinos B. Papadias, Georgios K. Papageorgiou, Gerhard Hasslinger, Troels B. Sørensen
2022	—	`conf`	Joint Dynamic Wireless Edge Caching and User Association: A Stochastic Optimization Approach. SPAWC Konstantinos Ntougias, Constantinos Psomas, Eleni Demarchou, Ioannis Krikidis, Iordanis Koutsopoulos
2022	—	`conf`	Joint Hybrid/Passive Beamforming Design in IRS-aided Multi-User MISO Systems for PS-SWIPT. SPAWC Konstantinos Ntougias, Ioannis Krikidis
2022	B	`conf`	Novel Low-Complexity SWIPT Precoding Schemes. GLOBECOM Konstantinos Ntougias, Ioannis Krikidis
2022	J	`jnl`	Probabilistically Robust Optimization of IRS-Aided SWIPT Under Coordinated Spectrum Underlay. IEEE Trans. Commun. Konstantinos Ntougias, Ioannis Krikidis
2021	—	`conf`	Design and Implementation of a Novel MSK-based Frequency-Domain SWIPT Multiplexing Scheme. EUSIPCO Rahul Gupta, Konstantinos Ntougias, Ioannis Krikidis
2021	J	`jnl`	Frequency-Domain SWIPT and Modulation Classification: Design and Experimental Validation. IEEE Open J. Commun. Soc. Rahul Gupta, Konstantinos Ntougias, Ioannis Krikidis
2021	—	`conf`	Interference-Constrained IRS-aided SWIPT. SPAWC Konstantinos Ntougias, Ioannis Krikidis
2021	B	`conf`	OFDM Signaling for SWIPT Systems under High Power Amplifier Nonlinearities and Memory Effects. DCOSS Souhir Lajnef, Konstantinos Ntougias, Ioannis Krikidis
2021	B	`conf`	Robust Design of Secure IRS-aided MISO Broadcasting for SWIPT and Spectrum Sharing. GLOBECOM Konstantinos Ntougias, Ioannis Krikidis
2021	—	`conf`	Simultaneous Wireless Information and Power Transfer for Federated Learning. SPAWC Jose Mairton B. da Silva Jr., Konstantinos Ntougias, Ioannis Krikidis, Gábor Fodor, Carlo Fischione
2021	J	`jnl`	Simultaneous Wireless Information and Power Transfer for Federated Learning. CoRR José Mairton B. da Silva Jr., Konstantinos Ntougias, Ioannis Krikidis, Gábor Fodor, Carlo Fischione
2020	J	`jnl`	A Stochastic Optimization Approach to Hybrid Processing in Massive MIMO Systems. IEEE Wirel. Commun. Lett. George K. Papageorgiou, Mathini Sellathurai, Konstantinos Ntougias, Constantinos B. Papadias
2020	J	`jnl`	Advanced Dynamic Spectrum 5G Mobile Networks Employing Licensed Shared Access. IEEE Commun. Mag. Georgios K. Papageorgiou, Konstantinos Voulgaris, Konstantinos Ntougias, Dimitrios K. Ntaikos, M. Majid Butt, Carlo Galiotto, Nicola Marchetti, Valerio Frascolla, Hicham Annouar, Alvaro Gomes, António J. Morgado, Marius Pesavento, Tharmalingam Ratnarajah, Kalyana Gopala, Florian Kaltenberger, Dirk T. M. Slock, Faheem Ahmad Khan, Constantinos B. Papadias
2020	B	`conf`	Energy Efficient Altitude Optimization of an Aerial Access Point. PIMRC Nithin Babu, Konstantinos Ntougias, Constantinos B. Papadias, Petar Popovski
2020	B	`conf`	General Knapsack Bounds of Web Caching Performance Regarding the Properties of each Cacheable Object. Networking Gerhard Hasslinger, Konstantinos Ntougias, Frank Hasslinger, Oliver Hohlfeld
2020	B	`conf`	Hybrid Precoding for MISO Broadcasting SWIPT Systems: A Stochastic Optimization Approach. PIMRC Konstantinos Ntougias, Ioannis Krikidis, Georgios K. Papageorgiou, Mathini Sellathurai
2019	—	`conf`	Coordinated Hybrid Precoding and QoS-Aware Power Allocation for Underlay Spectrum Sharing with Load-Controlled Antenna Arrays. SPAWC Konstantinos Ntougias, Dimitrios Ntaikos, Constantinos B. Papadias, George K. Papageorgiou
2019	—	`conf`	Fast and Efficient Web Caching Methods Regarding the Size and Performance Measures per Data Object. CAMAD Gerhard Hasslinger, Konstantinos Ntougias, Frank Hasslinger, Oliver Hohlfeld
2019	Misc	`conf`	Simple Cooperative Transmission Schemes for Underlay Spectrum Sharing Using Symbol-level Precoding and Load-controlled Arrays. ICASSP Konstantinos Ntougias, Dimitrios Ntaikos, Constantinos B. Papadias, George K. Papageorgiou
2019	—	`conf`	Spectral Coexistence of 5G Networks and Satellite Communication Systems Enabled by Coordinated Caching and QoS-Aware Resource Allocation. EUSIPCO Konstantinos Ntougias, Constantinos B. Papadias, Georgios K. Papageorgiou, Gerhard Hasslinger
2018	—	`conf`	Comparing Web Cache Implementations for Fast O(1) Updates Based on LRU, LFU and Score Gated Strategies. CAMAD Gerhard Hasslinger, Konstantinos Ntougias, Frank Hasslinger, Oliver Hohlfeld
2018	B	`conf`	Optimum caching versus LRU and LFU: Comparison and combined limited look-ahead strategies. WiOpt Gerhard Hasslinger, Juho Heikkinen, Konstantinos Ntougias, Frank Hasslinger, Oliver Hohlfeld
2018	J	`jnl`	Shared Access Satellite-Terrestrial Reconfigurable Backhaul Network Enabled by Smart Antennas at MmWave Band. IEEE Netw. Xavier Artiga, Ana I. Pérez-Neira, Jorge Baranda, Eva Lagunas, Symeon Chatzinotas, Rudolf Zetik, Przemyslaw Gorski, Konstantinos Ntougias, David Perez, Georgios Ziaragkas
2017	—	`conf`	Large load-controlled multiple-active multiple-passive antenna arrays: Transmit beamforming and multi-user precoding. EUSIPCO Konstantinos Ntougias, Dimitrios Ntaikos, Bobby Gizas, George K. Papageorgiou, Constantinos B. Papadias
2017	J	`jnl`	Performance evaluation for new web caching strategies combining LRU with score based object selection. Comput. Networks Gerhard Hasslinger, Konstantinos Ntougias, Frank Hasslinger, Oliver Hohlfeld
2017	—	`conf`	Spectrum sharing in hybrid terrestrial-satellite backhaul networks in the Ka band. EuCNC Xavier Artiga, Miguel Ángel Vázquez, Ana I. Pérez-Neira, Christos G. Tsinos, Eva Lagunas, Symeon Chatzinotas, Venkatesh Ramireddy, Christian Steinmetz, Rudolf Zetik, Konstantinos Ntougias, Dimitrios Ntaikos, Constantinos B. Papadias
2016	—	`conf`	Coordinated MIMO with single-fed load-controlled parasitic antenna arrays. SPAWC Konstantinos Ntougias, Dimitrios Ntaikos, Constantinos B. Papadias
2016	J	`jnl`	Enhancing LTE with Cloud-RAN and Load-Controlled Parasitic Antenna Arrays. IEEE Commun. Mag. Matteo Artuso, Dora Boviz, Aleksandra Checko, Henrik Lehrmann Christiansen, Bruno Clerckx, Laura Cottatellucci, David Gesbert, Bobby Gizas, Aravinthan Gopalasingham, Faheem Ahmad Khan, Jean-Marc Kelif, Ralf R. Müller, Dimitrios Ntaikos, Konstantinos Ntougias, Constantinos B. Papadias, Borzoo Rassouli, Mohammad Ali Sedaghat, Tharmalingam Ratnarajah, Laurent Roullet, Stéphane Sénécal, Haifan Yin, Lin Zhou
2016	A	`conf`	Performance Evaluation for New Web Caching Strategies Combining LRU with Score Based Object Selection. ITC Gerhard Hasslinger, Konstantinos Ntougias, Frank Hasslinger, Oliver Hohlfeld
2016	—	`conf`	Performance and Precision of Web Caching Simulations Including a Random Generator for Zipf Request Pattern. MMB/DFT Gerhard Hasslinger, Konstantinos Ntougias, Frank Hasslinger
2016	—	`conf`	Robust low-complexity arbitrary user- and symbol-level multi-cell precoding with single-fed load-controlled parasitic antenna arrays. ICT Konstantinos Ntougias, Dimitrios Ntaikos, Constantinos B. Papadias
2015	—	`conf`	Dynamic LSA for 5G networks the ADEL perspective. EuCNC António J. Morgado, Alvaro Gomes, Valerio Frascolla, Konstantinos Ntougias, Constantinos B. Papadias, Dirk T. M. Slock, Elma Avdic, Nicola Marchetti, Nathalie Haziza, Hicham Anouar, Yang Yang, Marius Pesavento, Faheem Ahmad Khan, Tharmalingam Ratnarajah
2015	—	`conf`	Low-complexity air-interface-agnostic cooperative parasitic multi-antenna spectrum sharing system. DySPAN Dimitrios Ntaikos, Konstantinos Ntougias, Bobby Gizas, Foteini Verdou, Constantinos B. Papadias
2015	—	`conf`	Low-feedback cooperative opportunistic transmission for dynamic licensed shared access. EUSIPCO Konstantinos Ntougias, Nick Taramas, Constantinos B. Papadias
2015	J	`jnl`	Reducing Complexity in Next-Generation MU-MIMO Systems. CoRR Konstantinos Ntougias, Dimitrios Ntaikos, Constantinos B. Papadias
2014	—	`conf`	Evaluation of Caching Strategies Based on Access Statistics of Past Requests. MMB/DFT Gerhard Hasslinger, Konstantinos Ntougias