Björn E. Ottersten

ORCID

Publication Activity (10 Years)

Years Active: 1988-2024
Publications (10 Years): 638

Top Venues

CoRR

ICASSP

IEEE Trans. Wirel. Commun.

ICC

Publications

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. IEEE Wirel. Commun. 31 (1) (2024)
Moein Ahmadi, Mohammad Alaee-Kerahroodi, Linlong Wu, Bhavani Shankar M. R., Björn E. Ottersten
Detector Design for Distributed Multichannel Radar Sensors in Colored Interference Environments. ICASSP (2024)
Wali Ullah Khan, Asad Mahmood, Chandan Kumar Sheemar, Eva Lagunas, Symeon Chatzinotas, Björn E. Ottersten
Reconfigurable Intelligent Surfaces for 6G Non-Terrestrial Networks: Assisting Connectivity from the Sky. IEEE Internet Things Mag. 7 (1) (2024)
Li You, Xiaoyu Qiang, Yongxiang Zhu, Fan Jiang, Christos G. Tsinos, Wenjin Wang, Henk Wymeersch, Xiqi Gao, Björn E. Ottersten
Integrated Communications and Localization for Massive MIMO LEO Satellite Systems. CoRR (2024)
Jianjun Zhang, Yongming Huang, Christos Masouros, Xiaohu You, Björn E. Ottersten
Hybrid Data-Induced Kalman Filtering Approach and Application in Beam Prediction and Tracking. IEEE Trans. Signal Process. 72 (2024)
Li You, Yongxiang Zhu, Xiaoyu Qiang, Christos G. Tsinos, Wenjin Wang, Xiqi Gao, Björn E. Ottersten
Ubiquitous Integrated Sensing and Communications for Massive MIMO LEO Satellite Systems. CoRR (2024)
Yuan Liu, M. R. Bhavani Shankar, Linlong Wu, Björn E. Ottersten
Debris Sensing Based on Leo Constellation: An Intersatellite Channel Parameter Estimation Approach. ICASSP (2024)
Vibhum Singh, Geoffrey Eappen, Wallace A. Martins, Rakesh Palisetty, Carlos Luis Marcos Rojas, Jorge Luis González Rios, Juan Andrés Vásquez-Peralvo, Jevgenij Krivochiza, Juan Carlos Merlano Duncan, Luis Manuel Garcés Socarrás, Symeon Chatzinotas, Björn E. Ottersten
Diversity Combining Scheme for Time-Varying STBC NGSO Multi-Satellite Systems. IEEE Commun. Lett. 28 (4) (2024)
Wali Ullah Khan, Eva Lagunas, Asad Mahmood, Symeon Chatzinotas, Björn E. Ottersten
RIS-Assisted Energy-Efficient LEO Satellite Communications With NOMA. IEEE Trans. Green Commun. Netw. 8 (2) (2024)
Riccardo De Gaudenzi, Björn E. Ottersten, Ana I. Pérez-Neira, Halim Yanikomeroglu, Thomas Heyn, Stephen M. Lichten
Guest Editorial Space Communications New Frontiers: From Near Earth to Deep Space. IEEE J. Sel. Areas Commun. 42 (5) (2024)
Liz Martinez Marrero, Juan Carlos Merlano Duncan, Jorge Luis González Rios, Jevgenij Krivochiza, Symeon Chatzinotas, Björn E. Ottersten, Adriano Camps
Accurate Phase Synchronization for Precoding-Enabled GEO Multibeam Satellite Systems. IEEE Open J. Commun. Soc. 5 (2024)
Konstantinos Ntontin, Alexandros-Apostolos A. Boulogeorgos, Sergi Abadal, Agapi Mesodiakaki, Symeon Chatzinotas, Björn E. Ottersten
Perpetual Reconfigurable Intelligent Surfaces Through In-Band Energy Harvesting: Architectures, Protocols, and Challenges. IEEE Veh. Technol. Mag. 19 (1) (2024)
Progress Zivuku, Steven Kisseleff, Van-Dinh Nguyen, Wallace A. Martins, Konstantinos Ntontin, Symeon Chatzinotas, Björn E. Ottersten
Joint RIS-Aided Precoding and Multislot Scheduling for Maximum User Admission in Smart Cities. IEEE Trans. Commun. 72 (1) (2024)
Arsham Mostaani, Thang X. Vu, Symeon Chatzinotas, Björn E. Ottersten
Task-Effective Compression of Observations for the Centralized Control of a Multiagent System Over Bit-Budgeted Channels. IEEE Internet Things J. 11 (4) (2024)
Chunmei Xu, Shengheng Liu, Yongming Huang, Björn E. Ottersten, Dusit Niyato
Random Aggregate Beamforming for Over-the-Air Federated Learning in Large-Scale Networks. CoRR (2024)
Michael N. Dazhi, Hayder Al-Hraishawi, M. R. Bhavani Shankar, Symeon Chatzinotas, Björn E. Ottersten
Energy-Efficient Service-Aware Multi-Connectivity Scheduler for Uplink Multi-Layer Non-Terrestrial Networks. IEEE Trans. Green Commun. Netw. 7 (3) (2023)
Progress Zivuku, Steven Kisseleff, Wallace A. Martins, Hayder Al-Hraishawi, Symeon Chatzinotas, Björn E. Ottersten
Performance of Joint Symbol Level Precoding and RIS Phase Shift Design in the Finite Block Length Regime with Constellation Rotation. CoRR (2023)
Wali Ullah Khan, Eva Lagunas, Asad Mahmood, Symeon Chatzinotas, Björn E. Ottersten
Energy-Efficient RIS-Enabled NOMA Communication for 6G LEO Satellite Networks. VTC2023-Spring (2023)
Asad Mahmood, Thang X. Vu, Shree Krishna Sharma, Symeon Chatzinotas, Björn E. Ottersten
Multi-Objective Optimization for 3D Placement and Resource Allocation in OFDMA-based Multi-UAV Networks. VTC2023-Spring (2023)
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. IEEE J. Sel. Areas Commun. 41 (6) (2023)
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) (2023)
Arsham Mostaani, Thang X. Vu, Hamed Habibi, Symeon Chatzinotas, Björn E. Ottersten
Task-Oriented Communication Design at Scale. CoRR (2023)
Wali Ullah Khan, Muhammad Ali Jamshed, Eva Lagunas, Symeon Chatzinotas, Xingwang Li, Björn E. Ottersten
Energy Efficiency Optimization for Backscatter Enhanced NOMA Cooperative V2X Communications Under Imperfect CSI. IEEE Trans. Intell. Transp. Syst. 24 (11) (2023)
Reza Mahin Zaeem, Juan Carlos Merlano Duncan, Wallace Alves Martins, Vu Nguyen Ha, Symeon Chatzinotas, Björn E. Ottersten
Resource Allocation and User Scheduling Design for User-Centric Cell-Free Massive MIMO Systems. PIMRC (2023)
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 (2023)
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)
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)
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)
Chandan Kumar Sheemar, Sourabh Solanki, Eva Lagunas, Jorge Querol, Symeon Chatzinotas, Björn E. Ottersten
Full Duplex Joint Communications and Sensing for 6G: Opportunities and Challenges. CoRR (2023)
Sovit Bhandari, Thang X. Vu, Symeon Chatzinotas, Björn E. Ottersten
Efficient Content Caching for Delivery Time Minimization in the LEO Satellite Networks. ICC Workshops (2023)
Arsham Mostaani, Thang X. Vu, Hamed Habibi, Symeon Chatzinotas, Björn E. Ottersten
Scalable Quantification of the Value of Information for Multi-Agent Communications and Control Co-design. GLOBECOM (2023)
Linlong Wu, Xu Cheng, Huiping Huang, Domenico Ciuonzo, Bhavani Shankar, Björn E. Ottersten
Constant-Modulus Waveform Design With Polarization-Adaptive Power Allocation in Polarimetric Radar. IEEE Trans. Signal Process. 71 (2023)
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) (2023)
Wali Ullah Khan, Eva Lagunas, Asad Mahmood, Zain Ali, Symeon Chatzinotas, Björn E. Ottersten
Reconfigurable Intelligent Surfaces Enhanced NOMA D2D Communications Underlaying UAV Networks. GLOBECOM (Workshops) (2023)
Rakesh Palisetty, Geoffrey Eappen, Vibhum Singh, Luis Manuel Garcés Socarrás, Vu Nguyen Ha, Juan Andrés Vásquez-Peralvo, Jorge Luis González Rios, Juan Carlos Merlano Duncan, Wallace Alves Martins, Symeon Chatzinotas, Björn E. Ottersten, Adem Coskun, Stephen King, Salvatore D'Addio, Piero Angeletti
FPGA Implementation of Efficient 2D-FFT Beamforming for On-Board Processing in Satellites. VTC Fall (2023)
Ehsan Raei, Mohammad Alaee-Kerahroodi, Bhavani Shankar, Björn E. Ottersten
Range-ISL Minimization and Spectral Shaping in MIMO Radar Systems via Waveform Design. ICASSP (2023)
Ziyang Cheng, Linlong Wu, Bowen Wang, M. R. Bhavani Shankar, Björn E. Ottersten
Double-Phase-Shifter Based Hybrid Beamforming for mmWave DFRC in the Presence of Extended Target and Clutters. IEEE Trans. Wirel. Commun. 22 (6) (2023)
Juan Carlos Merlano Duncan, Vu Nguyen Ha, Jevgenij Krivochiza, Rakesh Palisetty, Geoffrey Eappen, Juan Andres Vasquez, Wallace Alves Martins, Symeon Chatzinotas, Björn E. Ottersten
Harnessing the Power of Swarm Satellite Networks with Wideband Distributed Beamforming. PIMRC (2023)
Moein Ahmadi, Mohammad Alaee-Kerahroodi, M. R. Bhavani Shankar, Björn E. Ottersten
Subspace-Based Detector For Distributed Mmwave Mimo Radar Sensors. ICASSP (2023)
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 (2023)
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) (2023)
Boxiao Shen, Yongpeng Wu, Wenjun Zhang, Symeon Chatzinotas, Björn E. Ottersten
Joint Device Identification, Channel Estimation, and Signal Detection for LEO Satellite-Enabled Random Access. CoRR (2023)
Konstantinos Ntontin, Alexandros-Apostolos A. Boulogeorgos, Sergi Abadal, Agapi Mesodiakaki, Symeon Chatzinotas, Björn E. Ottersten
Perpetual Reconfigurable Intelligent Surfaces Through In-Band Energy Harvesting: Architectures, Protocols, and Challenges. CoRR (2023)
Marcele O. K. Mendonca, Flor G. Ortiz-Gomez, Jorge Querol, Eva Lagunas, Juan Andrés Vásquez-Peralvo, Victor Monzon Baeza, Symeon Chatzinotas, Björn E. Ottersten
Flexible Payload Configuration for Satellites using Machine Learning. CoRR (2023)
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) (2023)
Linlong Wu, Bowen Wang, Ziyang Cheng, Bhavani Shankar Mysore Rama Rao, Björn E. Ottersten
Joint Symbol-Level Precoding and Sub-Block-Level RIS Design for Dual-Function Radar-Communications. ICASSP (2023)
Hayder Al-Hraishawi, Osamah Ali Abdullah, Symeon Chatzinotas, Björn E. Ottersten
Energy Harvesting From Jamming Attacks in Multi-User Massive MIMO Networks. IEEE Trans. Green Commun. Netw. 7 (3) (2023)
Rakesh Palisetty, Luis Manuel Garcés Socarrás, Haythem Chaker, Vibhum Singh, Geoffrey Eappen, Wallace Alves Martins, Vu Nguyen Ha, Juan Andrés Vásquez-Peralvo, Jorge Luis González Rios, Juan Carlos Merlano Duncan, Symeon Chatzinotas, Björn E. Ottersten, Adem Coskun, Stephen King, Salvatore D'Addio, Piero Angeletti
FPGA Implementation of Efficient Beamformer for On-Board Processing in MEO Satellites. PIMRC (2023)
Neha Sharma, Sumit Gautam, Symeon Chatzinotas, Björn E. Ottersten
On Optimizing RIS-aided SWIPT-IoTs with Power Splitting-based Non-Linear Energy Harvesting. GLOBECOM (2023)
Wali Ullah Khan, Eva Lagunas, Asad Mahmood, Zain Ali, Muhammad Asif, Symeon Chatzinotas, Björn E. Ottersten
Integration of NOMA With Reflecting Intelligent Surfaces: A Multi-Cell Optimization With SIC Decoding Errors. IEEE Trans. Green Commun. Netw. 7 (3) (2023)
Boxiao Shen, Yongpeng Wu, Wenjun Zhang, Symeon Chatzinotas, Björn E. Ottersten
Joint Device Identification, Channel Estimation, and Signal Detection for LEO Satellite-Enabled Random Access. GLOBECOM (2023)
Tedros Salih Abdu, Steven Kisseleff, Eva Lagunas, Joël Grotz, Symeon Chatzinotas, Björn E. Ottersten
Demand-Aware Onboard Payload Processor Management for High-Throughput NGSO Satellite Systems. IEEE Trans. Aerosp. Electron. Syst. 59 (5) (2023)
Progress Zivuku, Steven Kisseleff, Wallace A. Martins, Hayder Al-Hraishawi, Symeon Chatzinotas, Björn E. Ottersten
Performance of Joint Symbol Level Precoding and RIS Phase Shift Design in the Finite Block Length Regime with Constellation Rotation. PIMRC (2023)
Wali Ullah Khan, Asad Mahmood, Eva Lagunas, Muhammad Ali Jamshed, Symeon Chatzinotas, Björn E. Ottersten
Resource Optimization for Integrated Terrestrial Non-Terrestrial Networks Involving IRS. GLOBECOM (Workshops) (2023)
Ke He, Thang X. Vu, Symeon Chatzinotas, Björn E. Ottersten
Fast Optimal Antenna Selection for Massive MIMO. SPAWC (2023)
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) (2023)
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. IEEE Trans. Wirel. Commun. 22 (11) (2023)
Asad Mahmood, Thang Xuan Vu, Symeon Chatzinotas, Björn E. Ottersten
Joint Optimization of 3D Placement and Radio Resource Allocation for Per-UAV Sum Rate Maximization. IEEE Trans. Veh. Technol. 72 (10) (2023)
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) (2022)
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)
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 (2022)
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 (2022)
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)
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) (2022)
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)
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 (2022)
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)
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) (2022)
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)
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) (2022)
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) (2022)
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) (2022)
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) (2022)
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)
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) (2022)
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) (2022)
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) (2022)
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 (2022)
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)
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 (2022)
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) (2022)
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 (2022)
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) (2022)
Christos G. Tsinos, Aakash Arora, Symeon Chatzinotas, Björn E. Ottersten
Dual-Function Radar-Communication Systems with Constant-Modulus and Similarity Constraints. SAM (2022)
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 (2022)
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) (2022)
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 (2022)
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)
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) (2022)
Ke-Xin Li, Jiaheng Wang, Xiqi Gao, Christos G. Tsinos, Björn E. Ottersten
Uplink Transmit Design for Massive MIMO LEO Satellite Communications. CoRR (2022)
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) (2022)
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)
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 (2022)
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) (2022)
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)
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)
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 (2022)
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)
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) (2022)
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) (2022)

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Björn E. Ottersten