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ORCIDBjörn E. Ottersten
Person information
- affiliation: University of Luxembourg, Interdisciplinary Centre for Security, Reliability and Trust (SnT)
- affiliation: Royal Institute of Technology, Stockholm, Department of Signal Processing, Sweden
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2020 – today
- 2023
[j326]Zhen Gao, Xingyu Zhou, Jingjing Zhao, Juan Li, Chunli Zhu, Chun Hu, Pei Xiao, Symeon Chatzinotas, Derrick Wing Kwan Ng, Björn E. Ottersten:
Grant-Free NOMA-OTFS Paradigm: Enabling Efficient Ubiquitous Access for LEO Satellite Internet-of-Things. IEEE Netw. 37(1): 18-26 (2023)- [j325]Trinh Van Chien
, Eva Lagunas, Tiep Minh Hoang, Symeon Chatzinotas, Björn E. Ottersten, Lajos Hanzo:
Space-Terrestrial Cooperation Over Spatially Correlated Channels Relying on Imperfect Channel Estimates: Uplink Performance Analysis and Optimization. IEEE Trans. Commun. 71(2): 773-791 (2023) - [j324]Trinh Van Chien, Eva Lagunas, Tung Hai Ta, Symeon Chatzinotas, Björn E. Ottersten:
User Scheduling and Power Allocation for Precoded Multi-Beam High Throughput Satellite Systems With Individual Quality of Service Constraints. IEEE Trans. Veh. Technol. 72(1): 907-923 (2023) - [j323]Lin Chen, Vu Nguyen Ha, Eva Lagunas, Linlong Wu, Symeon Chatzinotas, Björn E. Ottersten:
The Next Generation of Beam Hopping Satellite Systems: Dynamic Beam Illumination With Selective Precoding. IEEE Trans. Wirel. Commun. 22(4): 2666-2682 (2023) - [j322]Xingyu Zhou, Keke Ying, Zhen Gao, Yongpeng Wu, Zhenyu Xiao, Symeon Chatzinotas, Jinhong Yuan, Björn E. Ottersten:
Active Terminal Identification, Channel Estimation, and Signal Detection for Grant-Free NOMA-OTFS in LEO Satellite Internet-of-Things. IEEE Trans. Wirel. Commun. 22(4): 2847-2866 (2023) - [c460]Md Arman Hossen, Thang X. Vu, Van-Dinh Nguyen, Symeon Chatzinotas, Björn E. Ottersten:
Joint Resource Allocation and Link Adaptation for Ultra-Reliable and Low-Latency Services. CCNC 2023: 757-762 - [c459]Jorge Luis González Rios, Diego Vázquez, Robson Luiz Moreno, Juan Carlos Merlano Duncan, Ole K. Jensen, Symeon Chatzinotas, Björn E. Ottersten:
Stacked-Cascode Current Steering Architecture for Gallium Nitride Variable-Gain LNAs. LASCAS 2023: 1-4 - [c458]Arsham Mostaani, Thang X. Vu, Symeon Chatzinotas, Björn E. Ottersten:
Centralized Control of a Multi-Agent System Via Distributed and Bit-Budgeted Communications. WCNC 2023: 1-6 - [i150]Arsham Mostaani, Thang X. Vu, Symeon Chatzinotas, Björn E. Ottersten:
Task-Effective Compression of Observations for the Centralized Control of a Multi-agent System Over Bit-Budgeted Channels. CoRR abs/2301.01628 (2023) - [i149]Keke Ying, Zhen Gao, Sheng Chen, Mingyu Zhou, Dezhi Zheng, Symeon Chatzinotas, Björn E. Ottersten, H. Vincent Poor:
Quasi-Synchronous Random Access for Massive MIMO-Based LEO Satellite Constellations. CoRR abs/2304.04484 (2023) - [i148]Arsham Mostaani, Thang X. Vu, Hamed Habibi, Symeon Chatzinotas, Björn E. Ottersten:
Task-Oriented Communication Design at Scale. CoRR abs/2305.08481 (2023) - 2022
- [j321]Liz Martinez Marrero, Juan Carlos Merlano Duncan, Jorge Querol, Sumit Kumar, Jevgenij Krivochiza, Shree Krishna Sharma, Symeon Chatzinotas, Adriano Camps, Björn E. Ottersten:
Architectures and Synchronization Techniques for Distributed Satellite Systems: A Survey. IEEE Access 10: 45375-45409 (2022) - [j320]Mirza Golam Kibria, Hayder Al-Hraishawi, Eva Lagunas, Symeon Chatzinotas, Björn E. Ottersten:
Joint Beam Hopping and Carrier Aggregation in High Throughput Multibeam Satellite Systems. IEEE Access 10: 122125-122135 (2022) - [j319]Mohammad Mahdi Azari, 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:
Evolution of Non-Terrestrial Networks From 5G to 6G: A Survey. IEEE Commun. Surv. Tutorials 24(4): 2633-2672 (2022) - [j318]Tan N. Nguyen, Dinh Hieu Tran, Van-Duc Phan, Miroslav Voznák, Symeon Chatzinotas, Björn E. Ottersten, H. Vincent Poor:
Throughput Enhancement in FD- and SWIPT-Enabled IoT Networks Over Nonidentical Rayleigh Fading Channels. IEEE Internet Things J. 9(12): 10172-10186 (2022) - [j317]Linlong Wu, Kumar Vijay Mishra, M. R. Bhavani Shankar, Björn E. Ottersten:
Resource Allocation in Heterogeneously-Distributed Joint Radar-Communications Under Asynchronous Bayesian Tracking Framework. IEEE J. Sel. Areas Commun. 40(7): 2026-2042 (2022) - [j316]Li You, Xiaoyu Qiang, Christos G. Tsinos, Fan Liu, Wenjin Wang, Xiqi Gao, Björn E. Ottersten:
Beam Squint-Aware Integrated Sensing and Communications for Hybrid Massive MIMO LEO Satellite Systems. IEEE J. Sel. Areas Commun. 40(10): 2994-3009 (2022) - [j315]Tedros Salih Abdu, Steven Kisseleff, Eva Lagunas, Symeon Chatzinotas, Björn E. Ottersten:
Demand and Interference Aware Adaptive Resource Management for High Throughput GEO Satellite Systems. IEEE Open J. Commun. Soc. 3: 759-775 (2022) - [j314]Arsham Mostaani, Thang X. Vu, Symeon Chatzinotas, Björn E. Ottersten:
Task-Oriented Data Compression for Multi-Agent Communications Over Bit-Budgeted Channels. IEEE Open J. Commun. Soc. 3: 1867-1886 (2022) - [j313]Sumit Gautam, Sourabh Solanki, Shree Krishna Sharma, Symeon Chatzinotas, Björn E. Ottersten:
Boosting Quantum Battery-Based IoT Gadgets via RF-Enabled Energy Harvesting. Sensors 22(14): 5385 (2022) - [j312]Trinh Van Chien, Hien Quoc Ngo, Symeon Chatzinotas, Björn E. Ottersten:
Reconfigurable Intelligent Surface-Assisted Massive MIMO: Favorable propagation, channel hardening, and rank deficiency [Lecture Notes]. IEEE Signal Process. Mag. 39(3): 97-104 (2022) - [j311]Ahmet M. Elbir, Kumar Vijay Mishra, M. R. Bhavani Shankar, Björn E. Ottersten:
A Family of Deep Learning Architectures for Channel Estimation and Hybrid Beamforming in Multi-Carrier mm-Wave Massive MIMO. IEEE Trans. Cogn. Commun. Netw. 8(2): 642-656 (2022) - [j310]Ke-Xin Li, Li You, Jiaheng Wang, Xiqi Gao, Christos G. Tsinos, Symeon Chatzinotas, Björn E. Ottersten:
Downlink Transmit Design for Massive MIMO LEO Satellite Communications. IEEE Trans. Commun. 70(2): 1014-1028 (2022) - [j309]Li You, Xiaoyu Qiang, Ke-Xin Li, Christos G. Tsinos, Wenjin Wang, Xiqi Gao, Björn E. Ottersten:
Massive MIMO Hybrid Precoding for LEO Satellite Communications With Twin-Resolution Phase Shifters and Nonlinear Power Amplifiers. IEEE Trans. Commun. 70(8): 5543-5557 (2022) - [j308]Van-Phuc Bui, Trinh Van Chien, Eva Lagunas, Joël Grotz, Symeon Chatzinotas, Björn E. Ottersten:
Robust Congestion Control for Demand-Based Optimization in Precoded Multi-Beam High Throughput Satellite Communications. IEEE Trans. Commun. 70(10): 6918-6937 (2022) - [j307]Tiep Minh Hoang, Trinh Van Chien, Thien Van Luong, Symeon Chatzinotas, Björn E. Ottersten, Lajos Hanzo:
Detection of Spoofing Attacks in Aeronautical Ad-Hoc Networks Using Deep Autoencoders. IEEE Trans. Inf. Forensics Secur. 17: 1010-1023 (2022) - [j306]Wenzhe Fan, Yili Xia, Chunguo Li, Yongming Huang, Björn E. Ottersten:
Joint Parameter Estimation From Binary Observations Over Decentralized Channels. IEEE Trans. Signal Process. 70: 509-522 (2022) - [j305]Aakash Arora, Christos G. Tsinos, M. R. Bhavani Shankar, Symeon Chatzinotas, Björn E. Ottersten:
Efficient Algorithms for Constant-Modulus Analog Beamforming. IEEE Trans. Signal Process. 70: 756-771 (2022) - [j304]Nitesh Sahu, Linlong Wu, Prabhu Babu, Bhavani Shankar, Björn E. Ottersten:
Optimal Sensor Placement for Source Localization: A Unified ADMM Approach. IEEE Trans. Veh. Technol. 71(4): 4359-4372 (2022) - [j303]Tran Dinh Hieu, Symeon Chatzinotas, Björn E. Ottersten:
Throughput Maximization for Backscatter- and Cache-Assisted Wireless Powered UAV Technology. IEEE Trans. Veh. Technol. 71(5): 5187-5202 (2022) - [j302]Dinh Hieu Tran, Van-Dinh Nguyen, Symeon Chatzinotas, Thang X. Vu, Björn E. Ottersten:
UAV Relay-Assisted Emergency Communications in IoT Networks: Resource Allocation and Trajectory Optimization. IEEE Trans. Wirel. Commun. 21(3): 1621-1637 (2022) - [j301]Thang X. Vu, Symeon Chatzinotas, Björn E. Ottersten:
Dynamic Bandwidth Allocation and Precoding Design for Highly-Loaded Multiuser MISO in Beyond 5G Networks. IEEE Trans. Wirel. Commun. 21(3): 1794-1805 (2022) - [j300]Trinh Van Chien, Hien Quoc Ngo, Symeon Chatzinotas, Björn E. Ottersten, Mérouane Debbah:
Uplink Power Control in Massive MIMO With Double Scattering Channels. IEEE Trans. Wirel. Commun. 21(3): 1989-2005 (2022) - [j299]Ashok Bandi, M. R. Bhavani Shankar, Symeon Chatzinotas, Björn E. Ottersten:
Joint Multislot Scheduling and Precoding for Unicast and Multicast Scenarios in Multiuser MISO Systems. IEEE Trans. Wirel. Commun. 21(7): 5004-5018 (2022) - [j298]Trinh Van Chien, Hien Quoc Ngo, Symeon Chatzinotas, Marco Di Renzo, Björn E. Ottersten:
Reconfigurable Intelligent Surface-Assisted Cell-Free Massive MIMO Systems Over Spatially-Correlated Channels. IEEE Trans. Wirel. Commun. 21(7): 5106-5128 (2022) - [j297]Li You, Xiaoyu Qiang, Ke-Xin Li, Christos G. Tsinos, Wenjin Wang, Xiqi Gao, Björn E. Ottersten:
Hybrid Analog/Digital Precoding for Downlink Massive MIMO LEO Satellite Communications. IEEE Trans. Wirel. Commun. 21(8): 5962-5976 (2022) - [j296]Fatemeh Kaveh Madavani, Mohadeseh Soleimanpour-Moghadam, Siamak Talebi, Symeon Chatzinotas, Björn E. Ottersten:
Joint Resource Allocation for Full-Duplex Ambient Backscatter Communication: A Difference Convex Algorithm. IEEE Trans. Wirel. Commun. 21(10): 8022-8035 (2022) - [j295]Van-Dinh Nguyen, Symeon Chatzinotas, Björn E. Ottersten, Trung Q. Duong:
FedFog: Network-Aware Optimization of Federated Learning Over Wireless Fog-Cloud Systems. IEEE Trans. Wirel. Commun. 21(10): 8581-8599 (2022) - [j294]Wallace Alves Martins, Symeon Chatzinotas, Björn E. Ottersten:
Frequency-Packed Faster-Than-Nyquist Signaling via Symbol-Level Precoding for Multiuser MISO Redundant Transmissions. IEEE Trans. Wirel. Commun. 21(10): 8660-8674 (2022) - [j293]Anyue Wang, Lei Lei, Eva Lagunas, Ana I. Pérez-Neira, Symeon Chatzinotas, Björn E. Ottersten:
Joint Optimization of Beam-Hopping Design and NOMA-Assisted Transmission for Flexible Satellite Systems. IEEE Trans. Wirel. Commun. 21(10): 8846-8858 (2022) - [j292]Wali Ullah Khan, Eva Lagunas, Zain Ali, Muhammad Awais Javed, Manzoor Ahmed, Symeon Chatzinotas, Björn E. Ottersten, Petar Popovski:
Opportunities for Physical Layer Security in UAV Communication Enhanced with Intelligent Reflective Surfaces. IEEE Wirel. Commun. 29(6): 22-28 (2022) - [j291]Anshu Mukherjee, Vaibhav Kumar, Eduard A. Jorswieck, Björn E. Ottersten, Le-Nam Tran:
On the Optimality of the Stationary Solution of Secrecy Rate Maximization for MIMO Wiretap Channel. IEEE Wirel. Commun. Lett. 11(2): 357-361 (2022) - [j290]Zaid Abdullah, Anastasios K. Papazafeiropoulos, Steven Kisseleff, Symeon Chatzinotas, Björn E. Ottersten:
Impact of Phase-Noise and Spatial Correlation on Double-RIS-Assisted Multiuser MISO Networks. IEEE Wirel. Commun. Lett. 11(7): 1473-1477 (2022) - [j289]Christos G. Tsinos, Symeon Chatzinotas, Björn E. Ottersten:
RF Precoding for Cognitive Radio Systems. IEEE Wirel. Commun. Lett. 11(9): 1845-1849 (2022) - [j288]Vibhum Singh, Sourabh Solanki, Geoffrey Eappen, Rakesh Palisetty, Thang X. Vu, Juan Carlos Merlano Duncan, Symeon Chatzinotas, Björn E. Ottersten:
On the Performance of Cache-Free/Cache-Aided STBC-NOMA in Cognitive Hybrid Satellite-Terrestrial Networks. IEEE Wirel. Commun. Lett. 11(12): 2655-2659 (2022) - [c457]Uday Kumar Singh, M. R. Bhavani Shankar, Björn E. Ottersten:
Opportunistic localization using LEO signals. IEEECONF 2022: 894-899 - [c456]Van-Phuc Bui, Trinh Van Chien, Eva Lagunas, Joel Grotz, Symeon Chatzinotas, Björn E. Ottersten:
Learning to Optimize: Balancing Two Conflict Metrics in MB-HTS Networks. ASMS/SPSC 2022: 1-7 - [c455]Wali Ullah Khan, Eva Lagunas, Asad Mahmood, Zain Ali, Symeon Chatzinotas, Björn E. Ottersten, Octavia A. Dobre:
Integration of Backscatter Communication with Multi-cell NOMA: A Spectral Efficiency Optimization under Imperfect SIC. CAMAD 2022: 147-152 - [c454]Oltjon Kodheli, Jorge Querol, Abdelrahman Astro, Sofia Coloma, Loveneesh Rana, Zhanna Bokal, Sumit Kumar, Carol Martinez Luna, Jan Thoemel, Juan Carlos Merlano Duncan, Miguel Angel Olivares-Méndez, Symeon Chatzinotas, Björn E. Ottersten:
5G Space Communications Lab: Reaching New Heights. DCOSS 2022: 349-356 - [c453]Long Kong, Steven Kisseleff, Symeon Chatzinotas, Björn E. Ottersten, Melike Erol-Kantarci:
On the Impacts of Phase Shifting Design and Eavesdropping Uncertainty on Secrecy Metrics of RIS-aided Systems. EuCNC 2022: 494-499 - [c452]Zaid Abdullah, George C. Alexandropoulos, Steven Kisseleff, Symeon Chatzinotas, Björn E. Ottersten:
Combining Relaying and Reflective Surfaces: Power Consumption and Energy Efficiency Analysis. GLOBECOM (Workshops) 2022: 31-36 - [c451]Ke He, Thang X. Vu, Symeon Chatzinotas, Björn E. Ottersten:
Learning-Based Joint Channel Prediction and Antenna Selection for Massive MIMO with Partial CSI. GLOBECOM (Workshops) 2022: 178-183 - [c450]Asad Mahmood, Thang X. Vu, Wali Ullah Khan, Symeon Chatzinotas, Björn E. Ottersten:
Optimizing Computational and Communication Resources for MEC Network Empowered UAV-RIS Communication. GLOBECOM (Workshops) 2022: 974-979 - [c449]Deyi Peng, Stavros G. Domouchtsidis, Symeon Chatzinotas, Yun Li, Björn E. Ottersten:
Non-Orthogonal Multicast and Unicast Robust Beamforming in Integrated Terrestrial-Satellite Networks. GLOBECOM 2022: 2044-2049 - [c448]Trinh Van Chien, Eva Lagunas, Tiep Minh Hoang, Symeon Chatzinotas, Björn E. Ottersten, Lajos Hanzo:
Power Allocation for Space-Terrestrial Cooperation Systems with Statistical CSI. GLOBECOM 2022: 3284-3289 - [c447]Wali Ullah Khan, Zain Ali, Eva Lagunas, Symeon Chatzinotas, Björn E. Ottersten:
Rate Splitting Multiple Access for Cognitive Radio GEO-LEO Co-Existing Satellite Networks. GLOBECOM 2022: 5165-5170 - [c446]Linlong Wu, Jisheng Dai, M. R. Bhavani Shankar, Ruizhi Hu, Björn E. Ottersten:
Recurrent Design of Probing Waveform for Sparse Bayesian Learning Based DOA Estimation. ICASSP 2022: 4978-4982 - [c445]Trinh Van Chien, Tu Lam Thanh, Tran Dinh Hieu, Hieu V. Nguyen, Symeon Chatzinotas, Marco Di Renzo, Björn E. Ottersten:
Controlling Smart Propagation Environments: Long-Term Versus Short-Term Phase Shift Optimization. ICASSP 2022: 5348-5352 - [c444]Xiaoyu Qiang, Li You, Christos G. Tsinos, Wenjin Wang, Xiqi Gao, Björn E. Ottersten:
Joint Communications and Sensing for Hybrid Massive MIMO LEO Satellite Systems With Beam Squint. ICC Workshops 2022: 963-968 - [c443]Thang X. Vu, Nicola Maturo, Symeon Chatzinotas, Joel Grotz, Tom Christophory, Björn E. Ottersten:
Dynamic Bandwidth Allocation and Edge Caching Optimization for Nonlinear Content Delivery through Flexible Multibeam Satellites. ICC 2022: 1143-1148 - [c442]Zaid Abdullah, Steven Kisseleff, Konstantinos Ntontin, Wallace Alves Martins, Symeon Chatzinotas, Björn E. Ottersten:
Successive Decode-and-Forward Relaying with Reconfigurable Intelligent Surfaces. ICC 2022: 2633-2638 - [c441]Zaid Abdullah, Steven Kisseleff, Konstantinos Ntontin, Wallace Alves Martins, Symeon Chatzinotas, Björn E. Ottersten:
Double-RIS Communication with DF Relaying for Coverage Extension: Is One Relay Enough? ICC 2022: 2639-2644 - [c440]Christos G. Tsinos, Aakash Arora, Symeon Chatzinotas, Björn E. Ottersten:
Dual-Function Radar-Communication Systems with Constant-Modulus and Similarity Constraints. SAM 2022: 231-235 - [c439]Van-Phuc Bui, Trinh Van Chien, Eva Lagunas, Joël Grotz, Symeon Chatzinotas, Björn E. Ottersten:
Joint Beam Placement and Load Balancing Optimization for Non-Geostationary Satellite Systems. MeditCom 2022: 316-321 - [c438]Tedros Salih Abdu, Steven Kisseleff, Eva Lagunas, Symeon Chatzinotas, Björn E. Ottersten:
Energy Efficient Sparse Precoding Design for Satellite Communication System. VTC Fall 2022: 1-6 - [c437]Lin Chen, Eva Lagunas, Lei Lei, Symeon Chatzinotas, Björn E. Ottersten:
Adaptive Resource Allocation for Satellite Illumination Pattern Design. VTC Fall 2022: 1-6 - [c436]Wali Ullah Khan, Muhammad Ali Jamshed, Asad Mahmood, Eva Lagunas, Symeon Chatzinotas, Björn E. Ottersten:
Backscatter-Aided NOMA V2X Communication under Channel Estimation Errors. VTC Spring 2022: 1-6 - [c435]Wali Ullah Khan, Eva Lagunas, Asad Mahmood, Basem M. ElHalawany, Symeon Chatzinotas, Björn E. Ottersten:
When RIS Meets GEO Satellite Communications: A New Sustainable Optimization Framework in 6G. VTC Spring 2022: 1-6 - [c434]Rakesh Palisetty, Geoffrey Eappen, Jorge Luis González Rios, Juan Carlos Merlano Duncan, Stavros G. Domouchtsidis, Symeon Chatzinotas, Björn E. Ottersten, Bingen Cortazar, Salvatore D'Addio, Piero Angeletti:
Area-Power Analysis of FFT Based Digital Beamforming for GEO, MEO, and LEO Scenarios. VTC Spring 2022: 1-5 - [c433]Progress Zivuku, Steven Kisseleff, Van-Dinh Nguyen, Konstantinos Ntontin, Wallace A. Martins, Symeon Chatzinotas, Björn E. Ottersten:
Maximizing the Number of Served Users in a Smart City using Reconfigurable Intelligent Surfaces. WCNC 2022: 494-499 - [c432]Liz Martinez Marrero, Juan Carlos Merlano Duncan, Jorge Querol, Nicola Maturo, Jevgenij Krivochiza, Symeon Chatzinotas, Björn E. Ottersten:
Differential Phase Compensation in Over-the-air Precoding Test-bed for a Multi-beam Satellite. WCNC 2022: 1325-1330 - [c431]Long Kong, Steven Kisseleff, Symeon Chatzinotas, Björn E. Ottersten, Melike Erol-Kantarci:
Effective Rate of RIS-aided Networks with Location and Phase Estimation Uncertainty. WCNC 2022: 2071-2075 - [i147]Xingyu Zhou, Keke Ying, Zhen Gao, Yongpeng Wu, Zhenyu Xiao, Symeon Chatzinotas, Jinhong Yuan, Björn E. Ottersten:
Active Terminal Identification, Channel Estimation, and Signal Detection for Grant-Free NOMA-OTFS in LEO Satellite Internet-of-Things. CoRR abs/2201.02084 (2022) - [i146]Li You, Xiaoyu Qiang, Ke-Xin Li, Christos G. Tsinos, Wenjin Wang, Xiqi Gao, Björn E. Ottersten:
Hybrid Analog/Digital Precoding for Downlink Massive MIMO LEO Satellite Communications. CoRR abs/2201.06281 (2022) - [i145]Thang X. Vu, Nicola Maturo, Symeon Chatzinotas, Joel Grotz, Tom Christophory, Björn E. Ottersten:
Dynamic Bandwidth Allocation and Edge Caching Optimization for Nonlinear Content Delivery through Flexible Multibeam Satellites. CoRR abs/2201.09536 (2022) - [i144]Zaid Abdullah, Anastasios K. Papazafeiropoulos, Steven Kisseleff, Symeon Chatzinotas, Björn E. Ottersten:
Impact of Phase-Noise and Spatial Correlation on Double-RIS-Assisted Multiuser MISO Networks. CoRR abs/2201.12129 (2022) - [i143]Ke-Xin Li, Jiaheng Wang, Xiqi Gao, Christos G. Tsinos, Björn E. Ottersten:
Uplink Transmit Design for Massive MIMO LEO Satellite Communications. CoRR abs/2201.12940 (2022) - [i142]Long Kong, Steven Kisseleff, Symeon Chatzinotas, Björn E. Ottersten, Melike Erol-Kantarci:
On the Impacts of Phase Shifting Design and Eavesdropping Uncertainty on Secrecy Metrics of RIS-aided Systems. CoRR abs/2202.05979 (2022) - [i141]Li You, Xiaoyu Qiang, Christos G. Tsinos, Fan Liu, Wenjin Wang, Xiqi Gao, Björn E. Ottersten:
Beam Squint-Aware Integrated Sensing and Communications for Hybrid Massive MIMO LEO Satellite Systems. CoRR abs/2203.00235 (2022) - [i140]Liz Martinez Marrero, Juan Carlos Merlano Duncan, Jorge Querol, Sumit Kumar, Jevgenij Krivochiza, Shree Krishna Sharma, Symeon Chatzinotas, Adriano Camps, Björn E. Ottersten:
Architectures and Synchronization Techniques for Distributed Satellite Systems: A Survey. CoRR abs/2203.08698 (2022) - [i139]Li You, Xiaoyu Qiang, Ke-Xin Li, Christos G. Tsinos, Wenjin Wang, Xiqi Gao, Björn E. Ottersten:
Massive MIMO Hybrid Precoding for LEO Satellite Communications With Twin-Resolution Phase Shifters and Nonlinear Power Amplifiers. CoRR abs/2206.04250 (2022) - [i138]Zaid Abdullah, Steven Kisseleff, Wallace Alves Martins, Gaojie Chen, Luca Sanguinetti, Konstantinos Ntontin, Anastasios K. Papazafeiropoulos, Symeon Chatzinotas, Björn E. Ottersten:
Cooperative Hybrid Networks with Active Relays and RISs for B5G: Applications, Challenges, and Research Directions. CoRR abs/2206.11707 (2022) - [i137]Van-Phuc Bui, Trinh Van Chien, Eva Lagunas, Joël Grotz, Symeon Chatzinotas, Björn E. Ottersten:
Joint Beam Placement and Load Balancing Optimization for Non-Geostationary Satellite Systems. CoRR abs/2207.14633 (2022) - [i136]Wali Ullah Khan, Zain Ali, Eva Lagunas, Asad Mahmood, Muhammad Asif, Asim Ihsan, Symeon Chatzinotas, Björn E. Ottersten, Octavia A. Dobre:
Rate Splitting Multiple Access for Next Generation Cognitive Radio Enabled LEO Satellite Networks. CoRR abs/2208.03705 (2022) - [i135]Van-Phuc Bui, Trinh Van Chien, Eva Lagunas, Joël Grotz, Symeon Chatzinotas, Björn E. Ottersten:
Learning to Optimize: Balancing Two Conflict Metrics in MB-HTS Networks. CoRR abs/2208.13205 (2022) - [i134]Trinh Van Chien, Eva Lagunas, Tiep Minh Hoang, Symeon Chatzinotas, Björn E. Ottersten, Lajos Hanzo:
Power Allocation for Space-Terrestrial Cooperation Systems with Statistical CSI. CoRR abs/2209.01329 (2022) - [i133]Xingyu Zhou, Zhen Gao, Jingjing Zhao, Juan Li, Pei Xiao, Symeon Chatzinotas, Derrick Wing Kwan Ng, Björn E. Ottersten:
Grant-Free NOMA-OTFS Paradigm: Enabling Efficient Ubiquitous Access for LEO Satellite Internet-of-Things. CoRR abs/2209.12159 (2022) - [i132]Zaid Abdullah, George C. Alexandropoulos, Steven Kisseleff, Symeon Chatzinotas, Björn E. Ottersten:
Combining Relaying and Reflective Surfaces: Power Consumption and Energy Efficiency Analysis. CoRR abs/2210.05589 (2022) - [i131]Trinh Van Chien, Eva Lagunas, Tiep Minh Hoang, Symeon Chatzinotas, Björn E. Ottersten, Lajos Hanzo:
Space-Terrestrial Cooperation Over Spatially Correlated Channels Relying on Imperfect Channel Estimates: Uplink Performance Analysis and Optimization. CoRR abs/2212.10828 (2022) - 2021
- [j287]Long Kong, Yun Ai, Symeon Chatzinotas, Björn E. Ottersten:
Effective Rate Evaluation of RIS-Assisted Communications Using the Sums of Cascaded α-μ Random Variates. IEEE Access 9: 5832-5844 (2021) - [j286]Alireza Haqiqatnejad, Jevgenij Krivochiza, Juan Carlos Merlano Duncan, Symeon Chatzinotas, Björn E. Ottersten:
Design Optimization for Low-Complexity FPGA Implementation of Symbol-Level Multiuser Precoding. IEEE Access 9: 30698-30711 (2021) - [j285]Sumit Gautam, Sumit Kumar, Symeon Chatzinotas, Björn E. Ottersten:
Experimental Evaluation of RF Waveform Designs for Wireless Power Transfer Using Software Defined Radio. IEEE Access 9: 132609-132622 (2021) - [j284]Steven Kisseleff, Symeon Chatzinotas, Björn E. Ottersten:
Reconfigurable Intelligent Surfaces in Challenging Environments: Underwater, Underground, Industrial and Disaster. IEEE Access 9: 150214-150233 (2021) - [j283]Oyebade K. Oyedotun, Abd El Rahman Shabayek, Djamila Aouada, Björn E. Ottersten:
Deep network compression with teacher latent subspace learning and LASSO. Appl. Intell. 51(2): 834-853 (2021) - [j282]Shicong Liu, Zhen Gao, Yongpeng Wu, Derrick Wing Kwan Ng, Xiqi Gao, Kai-Kit Wong, Symeon Chatzinotas, Björn E. Ottersten:
LEO Satellite Constellations for 5G and Beyond: How Will They Reshape Vertical Domains? IEEE Commun. Mag. 59(7): 30-36 (2021) - [j281]Yaxiong Yuan, Lei Lei, Thang X. Vu, Symeon Chatzinotas, Sumei Sun, Björn E. Ottersten:
Actor-critic learning-based energy optimization for UAV access and backhaul networks. EURASIP J. Wirel. Commun. Netw. 2021(1): 78 (2021) - [j280]Long Kong, Yun Ai, Lei Lei, Georges Kaddoum, Symeon Chatzinotas, Björn E. Ottersten:
An overview of generic tools for information-theoretic secrecy performance analysis over wiretap fading channels. EURASIP J. Wirel. Commun. Netw. 2021(1): 194 (2021) - [j279]Trinh Van Chien, Tu Lam Thanh, Symeon Chatzinotas, Björn E. Ottersten:
Coverage Probability and Ergodic Capacity of Intelligent Reflecting Surface-Enhanced Communication Systems. IEEE Commun. Lett. 25(1): 69-73 (2021) - [j278]Steven Kisseleff, Wallace A. Martins, Symeon Chatzinotas, Björn E. Ottersten:
Symbol-Level Precoding With Constellation Rotation in the Finite Block Length Regime. IEEE Commun. Lett. 25(7): 2314-2318 (2021) - [j277]Shree Krishna Sharma, Jorge Querol Borras, Nicola Maturo, Symeon Chatzinotas, Björn E. Ottersten:
System Modeling and Design Aspects of Next Generation High Throughput Satellites. IEEE Commun. Lett. 25(8): 2443-2447 (2021) - [j276]Steven Kisseleff, Eva Lagunas, Tedros Salih Abdu, Symeon Chatzinotas, Björn E. Ottersten:
Radio Resource Management Techniques for Multibeam Satellite Systems. IEEE Commun. Lett. 25(8): 2448-2452 (2021) - [j275]Bhavani Shankar Mysore Rama Rao, Eva Lagunas, Symeon Chatzinotas, Björn E. Ottersten:
Precoding for Satellite Communications: Why, How and What Next? IEEE Commun. Lett. 25(8): 2453-2457 (2021) - [j274]Anyue Wang, Lei Lei, Eva Lagunas, Symeon Chatzinotas, Björn E. Ottersten:
Completion Time Minimization in NOMA Systems: Learning for Combinatorial Optimization. IEEE Netw. Lett. 3(1): 15-18 (2021) - [j273]Van-Dinh Nguyen, Shree Krishna Sharma, Thang X. Vu, Symeon Chatzinotas, Björn E. Ottersten:
Efficient Federated Learning Algorithm for Resource Allocation in Wireless IoT Networks. IEEE Internet Things J. 8(5): 3394-3409 (2021) - [j272]