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Viewing Publication 1 - 100 from 604

2023

Grant-Free NOMA-OTFS Paradigm: Enabling Efficient Ubiquitous Access for LEO Satellite Internet-of-ThingsZhen Gao 0001, Xingyu Zhou 0009, Jingjing Zhao, Juan Li, Chunli Zhu, Chun Hu, Pei Xiao, Symeon Chatzinotas, Derrick Wing Kwan Ng, Björn E. Ottersten. network, 37(1):18-26, January / February 2023. [doi]

Active Terminal Identification, Channel Estimation, and Signal Detection for Grant-Free NOMA-OTFS in LEO Satellite Internet-of-ThingsXingyu Zhou 0009, Keke Ying, Zhen Gao 0001, Yongpeng Wu 0001, Zhenyu Xiao, Symeon Chatzinotas, Jinhong Yuan, Björn E. Ottersten. TWC, 22(4):2847-2866, April 2023. [doi]

Deep Learning-Based Device-Free Localization in Wireless Sensor NetworksOsamah Ali Abdullah, Hayder Al-Hraishawi, Symeon Chatzinotas. wcnc 2023: 1-6 [doi]

A Survey on STAR-RIS: Use Cases, Recent Advances, and Future Research ChallengesManzoor Ahmed, Abdul Wahid, Sayed Shariq Laique, Wali Ullah Khan, Asim Ihsan, Fang Xu 0001, Symeon Chatzinotas, Zhu Han 0001. iotj, 10(16):14689-14711, aug15 2023. [doi]

Energy Harvesting From Jamming Attacks in Multi-User Massive MIMO NetworksHayder Al-Hraishawi, Osamah Ali Abdullah, Symeon Chatzinotas, Björn E. Ottersten. tgcn, 7(3):1181-1191, September 2023. [doi]

A Survey on Nongeostationary Satellite Systems: The Communication PerspectiveHayder Al-Hraishawi, Houcine Chougrani, Steven Kisseleff, Eva Lagunas, Symeon Chatzinotas. comsur, 25(1):101-132, Firstquarter 2023. [doi]

Multi-Criteria Ground Segment Dimensioning for Non-Geostationary Satellite ConstellationsVictor Monzon Baeza, Flor G. Ortiz-Gomez, Eva Lagunas, Tedros Salih Abdu, Symeon Chatzinotas. eucnc 2023: 252-257 [doi]

The Next Generation of Beam Hopping Satellite Systems: Dynamic Beam Illumination With Selective PrecodingLin Chen, Vu Nguyen Ha, Eva Lagunas, Linlong Wu, Symeon Chatzinotas, Björn E. Ottersten. TWC, 22(4):2666-2682, April 2023. [doi]

User Scheduling and Power Allocation for Precoded Multi-Beam High Throughput Satellite Systems With Individual Quality of Service ConstraintsTrinh Van Chien, Eva Lagunas, Tung Hai Ta, Symeon Chatzinotas, Björn E. Ottersten. tvt, 72(1):907-923, 2023. [doi]

Phase Shift Design for RIS-Aided Cell-Free Massive MIMO With Improved Differential EvolutionTrinh Van Chien, Cuong V. Le, Huynh Thi Thanh Binh, Hien Quoc Ngo, Symeon Chatzinotas. wcl, 12(9):1499-1503, September 2023. [doi]

Space-Terrestrial Cooperation Over Spatially Correlated Channels Relying on Imperfect Channel Estimates: Uplink Performance Analysis and OptimizationTrinh Van Chien, Eva Lagunas, Tiep Minh Hoang, Symeon Chatzinotas, Björn E. Ottersten, Lajos Hanzo. tcom, 71(2):773-791, February 2023. [doi]

Optimal User Pairing Approach for NOMA-Based Cell-Free Massive MIMO SystemsXuan-Toan Dang, Mai T. Phuong Le, Hieu V. Nguyen, Symeon Chatzinotas, Oh-Soon Shin. tvt, 72(4):4751-4765, April 2023. [doi]

CNN-Based on-Board Interference Detection in Satellite Systems: AN Analysis of Dataset Impact on PerformanceSaed Daoud, Geoffrey Eappen, Flor G. Ortiz-Gomez, Eva Lagunas, Wallace A. Martins, Symeon Chatzinotas. icassp 2023: 1-5 [doi]

Energy-Efficient Service-Aware Multi-Connectivity Scheduler for Uplink Multi-Layer Non-Terrestrial NetworksMichael N. Dazhi, Hayder Al-Hraishawi, M. R. Bhavani Shankar, Symeon Chatzinotas, Björn E. Ottersten. tgcn, 7(3):1326-1341, September 2023. [doi]

Federated Multi-Task Learning For THZ Wideband Channel And DOA EstimationAhmet M. Elbir, Wei Shi 0001, Kumar Vijay Mishra, Symeon Chatzinotas. icassp 2023: 1-5 [doi]

Implicit Channel Learning For Machine Learning Applications In 6G Wireless NetworksAhmet M. Elbir, Wei Shi 0001, Kumar Vijay Mishra, Anastasios K. Papazafeiropoulos, Symeon Chatzinotas. icassp 2023: 1-5 [doi]

BSA-OMP: Beam-Split-Aware Orthogonal Matching Pursuit for THz Channel EstimationAhmet M. Elbir, Symeon Chatzinotas. wcl, 12(4):738-742, April 2023. [doi]

Terahertz-Band Channel and Beam Split Estimation via Array Perturbation ModelAhmet M. Elbir, Wei Shi 0001, Anastasios K. Papazafeiropoulos, Pandelis Kourtessis, Symeon Chatzinotas. ojcs, 4:892-907, 2023. [doi]

Near-Field Terahertz Communications: Model-Based and Model-Free Channel EstimationAhmet M. Elbir, Wei Shi 0001, Anastasios K. Papazafeiropoulos, Pandelis Kourtessis, Symeon Chatzinotas. access, 11:36409-36420, 2023. [doi]

Integrating Terrestrial and Non-Terrestrial Networks: 3D Opportunities and ChallengesGiovanni Geraci, David López-Pérez, Mohamed Benzaghta, Symeon Chatzinotas. cm, 61(4):42-48, April 2023. [doi]

5G Positioning Reference Signal Configuration for Integrated Terrestrial/Non-Terrestrial Network ScenarioAlejandro Gonzalez-Garrido, Jorge Querol, Symeon Chatzinotas. plans 2023: 1136-1142 [doi]

Joint Resource Allocation and Link Adaptation for Ultra-Reliable and Low-Latency ServicesMd Arman Hossen, Thang X. Vu, Van-Dinh Nguyen, Symeon Chatzinotas, Björn E. Ottersten. ccnc 2023: 757-762 [doi]

Energy-Efficient RIS-Enabled NOMA Communication for 6G LEO Satellite NetworksWali Ullah Khan, Eva Lagunas, Asad Mahmood, Symeon Chatzinotas, Björn E. Ottersten. vtc 2023: 1-6 [doi]

Integration of NOMA With Reflecting Intelligent Surfaces: A Multi-Cell Optimization With SIC Decoding ErrorsWali Ullah Khan, Eva Lagunas, Asad Mahmood, Zain Ali, Muhammad Asif 0005, Symeon Chatzinotas, Björn E. Ottersten. tgcn, 7(3):1554-1565, September 2023. [doi]

Trusted Reconfigurable Intelligent Surface for Multi-User Quantum Key DistributionSteven Kisseleff, Symeon Chatzinotas. icl, 27(8):2237-2241, August 2023. [doi]

Cable-Aided Distributed Reconfigurable Intelligent Surface (CRIS): New Paradigm for Wireless Communication NetworksSteven Kisseleff, Konstantinos Ntontin, Symeon Chatzinotas. cm, 61(3):86-91, March 2023. [doi]

End-to-End Precoding Validation Over a Live GEO Satellite Forward LinkJevgenij Krivochiza, Juan Carlos Merlano Duncan, Jorge Querol, Nicola Maturo, Liz Martinez Marrero, Stefano Andrenacci, Jens Krause, Symeon Chatzinotas. access, 11:41556-41564, 2023. [doi]

Inbound Carrier Plan Optimization for Adaptive VSAT NetworksClement Lacoste, Wallace A. Martins, Symeon Chatzinotas, Luis D. Emiliani. taes, 59(2):1037-1050, April 2023. [doi]

SLNR-Based Secure Energy Efficient Beamforming in Multibeam Satellite SystemsZhi Lin, Kang An 0001, Hehao Niu, Yihua Hu, Symeon Chatzinotas, Gan Zheng, Jiangzhou Wang. taes, 59(2):2085-2088, April 2023. [doi]

SCMA-Enabled Multi-Cell Edge Computing Networks: Design and OptimizationPengtao Liu, Kang An 0001, Jing Lei 0001, Wei Liu 0013, Yifu Sun, Gan Zheng, Symeon Chatzinotas. tvt, 72(6):7987-8003, June 2023. [doi]

Multi-Objective Optimization for 3D Placement and Resource Allocation in OFDMA-based Multi-UAV NetworksAsad Mahmood, Thang X. Vu, Shree Krishna Sharma, Symeon Chatzinotas, Björn E. Ottersten. vtc 2023: 1-6 [doi]

SDN-based Testbed for Emerging Use Cases in Beyond 5G NTN-Terrestrial NetworksMario Minardi, Youssouf Drif, Thang X. Vu, Ilora Maity, Christos Politis, Symeon Chatzinotas. noms 2023: 1-6 [doi]

Centralized Control of a Multi-Agent System Via Distributed and Bit-Budgeted CommunicationsArsham Mostaani, Thang X. Vu, Symeon Chatzinotas, Björn E. Ottersten. wcnc 2023: 1-6 [doi]

Security and Reliability Analysis of Satellite-Terrestrial Multirelay Networks With Imperfect CSITan Nhat Nguyen, Tran Dinh Hieu, Trinh Van Chien, Van Duc Phan, Miroslav Voznák, Symeon Chatzinotas. sj, 17(2):2824-2835, June 2023. [doi]

Spectral Efficiency Analysis of Hybrid Relay-Reflecting Intelligent Surface-Assisted Cell-Free Massive MIMO SystemsNhan Thanh Nguyen, Van-Dinh Nguyen, Hieu V. Nguyen, Hien Quoc Ngo, Symeon Chatzinotas, Markku J. Juntti. TWC, 22(5):3397-3416, May 2023. [doi]

Wireless Energy Harvesting for Autonomous Reconfigurable Intelligent SurfacesKonstantinos Ntontin, Alexandros-Apostolos A. Boulogeorgos, Emil Björnson, Wallace Alves Martins, Steven Kisseleff, Sergi Abadal, Eduard Alarcón, Anastasios K. Papazafeiropoulos, Fotis I. Lazarakis, Symeon Chatzinotas. tgcn, 7(1):114-129, March 2023. [doi]

Time- and Unit-Cell Splitting Comparison for the Autonomous Operation of Reconfigurable Intelligent SurfacesKonstantinos Ntontin, Emil Björnson, Alexandros-Apostolos A. Boulogeorgos, Zaid Abdullah, Agapi Mesodiakaki, Sergi Abadal, Symeon Chatzinotas. tgcn, 7(3):1566-1582, September 2023. [doi]

Asymptotic Analysis of Max-Min Weighted SINR for IRS-Assisted MISO Systems With Hardware ImpairmentsAnastasios K. Papazafeiropoulos, Cunhua Pan, Ahmet M. Elbir, Van-Dinh Nguyen, Pandelis Kourtessis, Symeon Chatzinotas. wcl, 12(2):192-196, 2023. [doi]

Stacked-Cascode Current Steering Architecture for Gallium Nitride Variable-Gain LNAsJorge Luis González Rios, Diego Vázquez, Robson Luiz Moreno, Juan Carlos Merlano Duncan, Ole K. Jensen, Symeon Chatzinotas, Björn E. Ottersten. lascas 2023: 1-4 [doi]

Intelligent Reflecting Surfaces Assisted Millimeter Wave MIMO Full Duplex SystemsChandan Kumar Sheemar, Stefano Tomasin, Dirk Slock, Symeon Chatzinotas. vtc 2023: 1-5 [doi]

IRS Assisted MIMO Full Duplex: Rate Analysis and Beamforming Under Imperfect CSIChandan Kumar Sheemar, Sourabh Solanki, Jorge Querol, Sumit Kumar 0001, Symeon Chatzinotas. ojcs, 4:1879-1892, 2023. [doi]

MEC-assisted Low Latency Communication for Autonomous Flight Control of 5G-Connected UAVSourabh Solanki, Asad Mahmood, Vibhum Singh, Sumit Gautam, Jorge Querol, Symeon Chatzinotas. vtc 2023: 1-5 [doi]

ETHER: Energy- and Cost-Efficient Framework for Seamless Connectivity over the Integrated Terrestrial and Non-terrestrial 6G NetworksLechoslaw Tomaszewski, Robert Kolakowski, Agapi Mesodiakaki, Konstantinos Ntontin, Angelos Antonopoulos 0001, Nikolaos Pappas 0002, Marco Fiore, Mohammadreza Mosahebfard, Simon Watts, Philip Harris, Chih-Kuang Lin, Ana Rita Santiago, Fotis I. Lazarakis, Symeon Chatzinotas. ifip12 2023: 32-44 [doi]

Multi-Agent DRL Approach for Energy-Efficient Resource Allocation in URLLC-Enabled Grant-Free NOMA SystemsDuc-Dung Tran, Shree Krishna Sharma, Vu Nguyen Ha, Symeon Chatzinotas, Isaac Woungang. ojcs, 4:1470-1486, 2023. [doi]

Joint Communication and Computation Offloading for Ultra-Reliable and Low-Latency With Multi-Tier ComputingDang Van-Huynh, Van-Dinh Nguyen, Symeon Chatzinotas, Saeed R. Khosravirad, H. Vincent Poor, Trung Q. Duong. jsac, 41(2):521-537, 2023. [doi]

3GPP New Radio Precoding in NGSO Satellites: Channel Prediction and Dynamic Resource AllocationThang X. Vu, Sovit Bhandari, Mario Minardi, Van-Dinh Nguyen, Symeon Chatzinotas. gacm 2023: 115-119 [doi]

Flexible Beamforming for Direct Radiating Arrays in Satellite CommunicationsJuan Andrés Vásquez-Peralvo, Jorge Querol, Flor G. Ortiz-Gomez, Jorge Luis González Rios, Eva Lagunas, Victor Monzon Baeza, Gianluca Fontanesi, Luis Manuel Garcés Socarrás, Juan Carlos Merlano Duncan, Symeon Chatzinotas. access, 11:79684-79696, 2023. [doi]

Quasi-Synchronous Random Access for Massive MIMO-Based LEO Satellite ConstellationsKeke Ying, Zhen Gao 0001, Sheng Chen 0001, Mingyu Zhou, Dezhi Zheng, Symeon Chatzinotas, Björn E. Ottersten, H. Vincent Poor. jsac, 41(6):1702-1722, June 2023. [doi]

2022

THz-Empowered UAVs in 6G: Opportunities, Challenges, and Trade-offsMohammad Mahdi Azari 0001, Sourabh Solanki, Symeon Chatzinotas, Mehdi Bennis. cm, 60(5):24-30, 2022. [doi]

Evolution of Non-Terrestrial Networks From 5G to 6G: A SurveyMohammad Mahdi Azari 0001, Sourabh Solanki, Symeon Chatzinotas, Oltjon Kodheli, Hazem Sallouha, Achiel Colpaert, Jesus Fabian Mendoza Montoya, Sofie Pollin, Alireza Haqiqatnejad, Arsham Mostaani, Eva Lagunas, Björn E. Ottersten. comsur, 24(4):2633-2672, 2022. [doi]

Energy Efficient Sparse Precoding Design for Satellite Communication SystemTedros Salih Abdu, Steven Kisseleff, Eva Lagunas, Symeon Chatzinotas, Björn E. Ottersten. vtc 2022: 1-6 [doi]

Double-RIS Communication with DF Relaying for Coverage Extension: Is One Relay Enough?Zaid Abdullah, Steven Kisseleff, Konstantinos Ntontin, Wallace Alves Martins, Symeon Chatzinotas, Björn E. Ottersten. icc 2022: 2639-2644 [doi]

Successive Decode-and-Forward Relaying with Reconfigurable Intelligent SurfacesZaid Abdullah, Steven Kisseleff, Konstantinos Ntontin, Wallace Alves Martins, Symeon Chatzinotas, Björn E. Ottersten. icc 2022: 2633-2638 [doi]

Coexistence of eMBB and URLLC in Open Radio Access Networks: A Distributed Learning FrameworkMadyan Alsenwi, Eva Lagunas, Symeon Chatzinotas. globecom 2022: 4601-4606 [doi]

An Overview of Channel Models for NGSO SatellitesVictor Monzon Baeza, Eva Lagunas, Hayder Al-Hraishawi, Symeon Chatzinotas. vtc 2022: 1-6 [doi]

Joint Beam Placement and Load Balancing Optimization for Non-Geostationary Satellite SystemsVan-Phuc Bui, Trinh Van Chien, Eva Lagunas, Joël Grotz, Symeon Chatzinotas, Björn E. Ottersten. meditcom 2022: 316-321 [doi]

Learning to Optimize: Balancing Two Conflict Metrics in MB-HTS NetworksVan-Phuc Bui, Trinh Van Chien, Eva Lagunas, Joel Grotz, Symeon Chatzinotas, Björn E. Ottersten. asms-spsc 2022: 1-7 [doi]

Robust Congestion Control for Demand-Based Optimization in Precoded Multi-Beam High Throughput Satellite CommunicationsVan-Phuc Bui, Trinh Van Chien, Eva Lagunas, Joël Grotz, Symeon Chatzinotas, Björn E. Ottersten. tcom, 70(10):6918-6937, 2022. [doi]

Dynamic Beam-Layout Design for MEO High Throughput Satellite SystemsHaythem Chaker, Houcine Chougrani, Wallace A. Martins, Symeon Chatzinotas, Joel Grotz. globecom 2022: 1140-1145 [doi]

Controlling Smart Propagation Environments: Long-Term Versus Short-Term Phase Shift OptimizationTrinh Van Chien, Tu Lam Thanh, Tran Dinh Hieu, Hieu V. Nguyen, Symeon Chatzinotas, Marco Di Renzo, Björn E. Ottersten. icassp 2022: 5348-5352 [doi]

Reconfigurable Intelligent Surface-Assisted Cell-Free Massive MIMO Systems Over Spatially-Correlated ChannelsTrinh Van Chien, Hien Quoc Ngo, Symeon Chatzinotas, Marco Di Renzo, Björn E. Ottersten. TWC, 21(7):5106-5128, 2022. [doi]

Uplink Power Control in Massive MIMO With Double Scattering ChannelsTrinh Van Chien, Hien Quoc Ngo, Symeon Chatzinotas, Björn E. Ottersten, Mérouane Debbah. TWC, 21(3):1989-2005, 2022. [doi]

Reconfigurable Intelligent Surface-Assisted Massive MIMO: Favorable propagation, channel hardening, and rank deficiency [Lecture Notes]Trinh Van Chien, Hien Quoc Ngo, Symeon Chatzinotas, Björn E. Ottersten. spm, 39(3):97-104, 2022. [doi]

NB-IoT Random Access for Nonterrestrial Networks: Preamble Detection and Uplink SynchronizationHoucine Chougrani, Steven Kisseleff, Wallace A. Martins, Symeon Chatzinotas. iotj, 9(16):14913-14927, 2022. [doi]

Uplink Capacity Optimization for High Throughput Satellites using SDN and Multi-Orbital Dual ConnectivityMichael N. Dazhi, Hayder Al-Hraishawi, M. R. Bhavani Shankar, Symeon Chatzinotas. icc 2022: 544-549 [doi]

Terminal-Aware Multi-Connectivity Scheduler for Uplink Multi-Layer Non-Terrestrial NetworksMichael N. Dazhi, Hayder Al-Hraishawi, Bhavani Shankar, Symeon Chatzinotas. globecom 2022: 1133-1139 [doi]

Traffic-Aware Satellite Switch-off Technique for LEO ConstellationsVaibhav Kumar Gupta, Hayder Al-Hraishawi, Eva Lagunas, Symeon Chatzinotas. globecom 2022: 880-885 [doi]

GEO Payload Power Minimization: Joint Precoding and Beam Hopping DesignVu Nguyen Ha, Ti Ti Nguyen, Eva Lagunas, Juan Carlos Merlano Duncan, Symeon Chatzinotas. globecom 2022: 6445-6450 [doi]

Joint Linear Precoding and DFT Beamforming Design for Massive MIMO Satellite CommunicationVu Nguyen Ha, Zaid Abdullah, Geoffrey Eappen, Juan Carlos Merlano Duncan, Rakesh Palisetty, Jorge Luis González Rios, Wallace Alves Martins, Hong-Fu Chou, Juan Andres Vasquez, Luis Manuel Garcés Socarrás, Haythem Chaker, Symeon Chatzinotas. globecom 2022: 1121-1126 [doi]

Learning-Based Joint Channel Prediction and Antenna Selection for Massive MIMO with Partial CSIKe He, Thang X. Vu, Symeon Chatzinotas, Björn E. Ottersten. globecom 2022: 178-183 [doi]

Throughput Maximization for Backscatter- and Cache-Assisted Wireless Powered UAV TechnologyTran Dinh Hieu, Symeon Chatzinotas, Björn E. Ottersten. tvt, 71(5):5187-5202, 2022. [doi]

Satellite Beam Densification for High-Demand AreasPuneeth Jubba Honnaiah, Eva Lagunas, Symeon Chatzinotas, Jens Krause. asms-spsc 2022: 1-6 [doi]

Radio Regulation Compliance of NGSO Constellations' Interference towards GSO Ground StationsMahdis Jalali, Flor G. Ortiz-Gomez, Eva Lagunas, Steven Kisseleff, Luis D. Emiliani, Symeon Chatzinotas. pimrc 2022: 1425-1430 [doi]

Traffic Steering for eMBB and uRLLC Coexistence in Open Radio Access NetworksFatemeh Kavehmadavani, Van-Dinh Nguyen, Thang X. Vu, Symeon Chatzinotas. icc 2022: 242-247 [doi]

QoE-Oriented Resource Allocation Design Coping with Time-Varying Demands in Wireless Communication NetworksTeweldebrhan Mezgebo Kebedew, Vu Nguyen Ha, Eva Lagunas, Joel Grotz, Symeon Chatzinotas. vtc 2022: 1-5 [doi]

Joint Beam Hopping and Carrier Aggregation in High Throughput Multibeam Satellite SystemsMirza Golam Kibria, Hayder Al-Hraishawi, Eva Lagunas, Symeon Chatzinotas, Björn E. Ottersten. access, 10:122125-122135, 2022. [doi]

NB-IoT via LEO Satellites: An Efficient Resource Allocation Strategy for Uplink Data TransmissionOltjon Kodheli, Nicola Maturo, Symeon Chatzinotas, Stefano Andrenacci, Frank Zimmer. iotj, 9(7):5094-5107, 2022. [doi]

Multicast MMSE-based Precoded Satellite Systems: User Scheduling and Equivalent Channel ImpactEva Lagunas, Vu Nguyen Ha, Trinh Van Chien, Stefano Andrenacci, Nicolò Mazzali, Symeon Chatzinotas. vtc 2022: 1-6 [doi]

Joint Resource Allocation for Full-Duplex Ambient Backscatter Communication: A Difference Convex AlgorithmFatemeh Kaveh Madavani, Mohadeseh Soleimanpour-Moghadam, Siamak Talebi, Symeon Chatzinotas, Björn E. Ottersten. TWC, 21(10):8022-8035, 2022. [doi]

D-ViNE: Dynamic Virtual Network Embedding in Non-Terrestrial NetworksIlora Maity, Thang X. Vu, Symeon Chatzinotas, Mario Minardi. wcnc 2022: 166-171 [doi]

Differential Phase Compensation in Over-the-air Precoding Test-bed for a Multi-beam SatelliteLiz Martinez Marrero, Juan Carlos Merlano Duncan, Jorge Querol, Nicola Maturo, Jevgenij Krivochiza, Symeon Chatzinotas, Björn E. Ottersten. wcnc 2022: 1325-1330 [doi]

Frequency-Packed Faster-Than-Nyquist Signaling via Symbol-Level Precoding for Multiuser MISO Redundant TransmissionsWallace Alves Martins, Symeon Chatzinotas, Björn E. Ottersten. TWC, 21(10):8660-8674, 2022. [doi]

Task-Oriented Data Compression for Multi-Agent Communications Over Bit-Budgeted ChannelsArsham Mostaani, Thang X. Vu, Symeon Chatzinotas, Björn E. Ottersten. ojcs, 3:1867-1886, 2022. [doi]

Secure Communication for RF Energy Harvesting NOMA Relaying Networks with Relay-User Selection Scheme and OptimizationVan Long Nguyen, Dac-Binh Ha, Van-Truong Truong, Duc-Dung Tran, Symeon Chatzinotas. monet, 27(4):1719-1733, 2022. [doi]

Time vs. Unit Cell Splitting for Autonomous Reconfigurable Intelligent SurfacesKonstantinos Ntontin, Alexandros-Apostolos A. Boulogeorgos, Zaid Abdullah, Agapi Mesodiakaki, Sergi Abadal, Symeon Chatzinotas. globecom 2022: 3332-3337 [doi]

Millimeter Wave vs. THz Energy Harvesting for Autonomous Reconfigurable Intelligent SurfacesKonstantinos Ntontin, Symeon Chatzinotas. icc 2022: 1213-1218 [doi]

Unsupervised Learning for User Scheduling in Multibeam Precoded GEO Satellite SystemsFlor Ortiz, Eva Lagunas, Symeon Chatzinotas. eucnc 2022: 190-195 [doi]

Area-Power Analysis of FFT Based Digital Beamforming for GEO, MEO, and LEO ScenariosRakesh Palisetty, Geoffrey Eappen, Jorge Luis González Rios, Juan Carlos Merlano Duncan, Stavros G. Domouchtsidis, Symeon Chatzinotas, Bjöm E. Ottersten, Bingen Cortazar, Salvatore D'Addio, Piero Angeletti. vtc 2022: 1-5 [doi]

Joint Spatial Division and Multiplexing for FDD in Intelligent Reflecting Surface-Assisted Massive MIMO SystemsAnastasios K. Papazafeiropoulos, Pandelis Kourtessis, Konstantinos Ntontin, Symeon Chatzinotas. tvt, 71(10):10754-10769, 2022. [doi]

Non-Orthogonal Multicast and Unicast Robust Beamforming in Integrated Terrestrial-Satellite NetworksDeyi Peng, Stavros G. Domouchtsidis, Symeon Chatzinotas, Yun Li 0001, Björn E. Ottersten. globecom 2022: 2044-2049 [doi]

Federated Learning Meets Contract Theory: Economic-Efficiency Framework for Electric Vehicle NetworksYuris Mulya Saputra, Diep N. Nguyen, Dinh Thai Hoang, Thang X. Vu, Eryk Dutkiewicz, Symeon Chatzinotas. tmc, 21(8):2803-2817, 2022. [doi]

Symbiotic Radio based Spectrum Sharing in Cooperative UAV-IRS Wireless NetworksSourabh Solanki, Sumit Gautam, Vibhum Singh, Shree Krishna Sharma, Symeon Chatzinotas. vtc 2022: 1-5 [doi]

Outage Constrained Robust Beamforming Optimization for Multiuser IRS-Assisted Anti-Jamming Communications With Incomplete InformationYifu Sun, Kang An 0001, Junshan Luo, Yonggang Zhu, Gan Zheng, Symeon Chatzinotas. iotj, 9(15):13298-13314, 2022. [doi]

Link adaptation and SINR errors in practical multicast multibeam satellite systems with linear precodingAnxo Tato, Stefano Andrenacci, Eva Lagunas, Symeon Chatzinotas, Carlos Mosquera. ijscn, 40(1):48-66, 2022. [doi]

Novel Reinforcement Learning based Power Control and Subchannel Selection Mechanism for Grant-Free NOMA URLLC-Enabled SystemsDuc-Dung Tran, Vu Nguyen Ha, Symeon Chatzinotas. vtc 2022: 1-5 [doi]

UAV Relay-Assisted Emergency Communications in IoT Networks: Resource Allocation and Trajectory OptimizationDinh-Hieu Tran, Van-Dinh Nguyen, Symeon Chatzinotas, Thang X. Vu, Björn E. Ottersten. TWC, 21(3):1621-1637, 2022. [doi]

Dual-Function Radar-Communication Systems with Constant-Modulus and Similarity ConstraintsChristos G. Tsinos, Aakash Arora, Symeon Chatzinotas, Björn E. Ottersten. ieeesam 2022: 231-235 [doi]

RF Precoding for Cognitive Radio SystemsChristos G. Tsinos, Symeon Chatzinotas, Björn E. Ottersten. wcl, 11(9):1845-1849, 2022. [doi]

Dynamic Bandwidth Allocation and Edge Caching Optimization for Nonlinear Content Delivery through Flexible Multibeam SatellitesThang X. Vu, Nicola Maturo, Symeon Chatzinotas, Joel Grotz, Tom Christophory, Björn E. Ottersten. icc 2022: 1143-1148 [doi]

Maximizing the Number of Served Users in a Smart City using Reconfigurable Intelligent SurfacesProgress Zivuku, Steven Kisseleff, Van-Dinh Nguyen, Konstantinos Ntontin, Wallace A. Martins, Symeon Chatzinotas, Björn E. Ottersten. wcnc 2022: 494-499 [doi]

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