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09/15/2023
Achievable Rate of a STAR-RIS Assisted Massive MIMO System Under Spatially-Correlated Channels
Reconfigurable intelligent surfaces (RIS)-assisted massive multiple-inpu...
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09/08/2023
Spatial Modulation with Energy Detection: Diversity Analysis and Experimental Evaluation
In this paper, we present a non-coherent energy detection scheme for spa...
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09/07/2023
RIS-Assisted Wireless Communications: Long-Term versus Short-Term Phase Shift Designs
Reconfigurable intelligent surface (RIS) has recently gained significant...
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09/06/2023
Terahertz-Band Direction Finding With Beam-Split and Mutual Coupling Calibration
Terahertz (THz) band is currently envisioned as the key building block t...
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08/22/2023
Energy-Efficient On-Board Radio Resource Management for Satellite Communications via Neuromorphic Computing
The latest satellite communication (SatCom) missions are characterized b...
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08/18/2023
Adaptive Timers and Buffer Optimization for Layer-2 Protocols in 5G Non-Terrestrial Networks
Interest in the integration of Terrestrial Networks (TN) and Non-Terrest...
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08/16/2023
Perpetual Reconfigurable Intelligent Surfaces Through In-Band Energy Harvesting: Architectures, Protocols, and Challenges
Reconfigurable intelligent surfaces (RISs) are considered to be a key en...
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08/14/2023
Full Duplex Joint Communications and Sensing for 6G: Opportunities and Challenges
The paradigm of joint communications and sensing (JCAS) envisions a revo...
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08/12/2023
Phase Shift Design for RIS-Aided Cell-Free Massive MIMO with Improved Differential Evolution
This paper proposes a novel phase shift design for cell-free massive mul...
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08/07/2023
Joint Device Identification, Channel Estimation, and Signal Detection for LEO Satellite-Enabled Random Access
This paper investigates joint device identification, channel estimation,...
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08/02/2023
Performance of Joint Symbol Level Precoding and RIS Phase Shift Design in the Finite Block Length Regime with Constellation Rotation
In this paper, we tackle the problem of joint symbol level precoding (SL...
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07/29/2023
Satellite-based Quantum Key Distribution over Atmospheric Channels: Reviews and Research Challenges
The ultra-secure quantum network leverages quantum mechanical concepts t...
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06/24/2023
Fairness Enhancement of UAV Systems with Hybrid Active-Passive RIS
We consider unmanned aerial vehicle (UAV)-enabled wireless systems where...
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06/19/2023
Full-Duplex-Enabled Joint Communications and Sensing with Reconfigurable Intelligent Surfaces
The full-duplex (FD) technology has the potential to radically evolve wi...
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06/13/2023
Energy Efficient RAN Slicing and Beams Selection for Multiplexing of Heterogeneous Services in 5G mmWave Networks
In this paper, we study a RAN resource-slicing problem for energy-effici...
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05/17/2023
Digital Twin for Non-Terrestrial Networks: Vision, Challenges, and Enabling Technologies
The ongoing digital transformation has sparked the emergence of various ...
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05/15/2023
Task-Oriented Communication Design at Scale
With countless promising applications in various domains such as IoT and...
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04/10/2023
Quasi-Synchronous Random Access for Massive MIMO-Based LEO Satellite Constellations
Low earth orbit (LEO) satellite constellation-enabled communication netw...
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04/03/2023
Integrated Access and Backhaul via Satellites
To allow flexible and cost-efficient network densification and deploymen...
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02/06/2023
Network-Aided Intelligent Traffic Steering in 6G ORAN: A Multi-Layer Optimization Framework
To enable an intelligent, programmable and multi-vendor radio access net...
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02/05/2023
BSA-OMP: Beam-Split-Aware Orthogonal Matching Pursuit for THz Channel Estimation
Terahertz (THz)-band has been envisioned for the sixth generation wirele...
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02/03/2023
NBA-OMP: Near-field Beam-Split-Aware Orthogonal Matching Pursuit for Wideband THz Channel Estimation
The sixth-generation networks envision the terahertz (THz) band as one o...
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01/04/2023
Task-Effective Compression of Observations for the Centralized Control of a Multi-agent System Over Bit-Budgeted Channels
We consider a task-effective quantization problem that arises when multi...
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12/21/2022
Space-Terrestrial Cooperation Over Spatially Correlated Channels Relying on Imperfect Channel Estimates: Uplink Performance Analysis and Optimization
A whole suite of innovative technologies and architectures have emerged ...
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12/13/2022
Edge Computing for Semantic Communication Enabled Metaverse: An Incentive Mechanism Design
Semantic communication (SemCom) and edge computing are two disruptive so...
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11/19/2022
Near-Field Intelligent Reflecting Surfaces for Millimeter Wave MIMO Full Duplex
Full duplex (FD) systems suffer from very high hardware cost and high po...
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10/12/2022
Efficient Hamiltonian Reduction for Quantum Annealing on SatCom Beam Placement Problem
Beam Placement (BP) is a well-known problem in Low-Earth Orbit (LEO) sat...
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10/11/2022
Combining Relaying and Reflective Surfaces: Power Consumption and Energy Efficiency Analysis
Hybrid relaying networks (HRNs) combining both a relay and an intelligen...
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09/25/2022
Grant-Free NOMA-OTFS Paradigm: Enabling Efficient Ubiquitous Access for LEO Satellite Internet-of-Things
With the blooming of Internet-of-Things (IoT), we are witnessing an expl...
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09/20/2022
Non-Coherent Massive MIMO Integration in Satellite Communication
Massive Multiple Input-Multiple Output (mMIMO) technique has been consid...
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09/03/2022
Power Allocation for Space-Terrestrial Cooperation Systems with Statistical CSI
This paper studies an integrated network design that boosts system capac...
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08/30/2022
Vector Perturbation Channel Inversion for SWIPT MU-MISO Systems
This letter investigates the employment of vector-perturbation (VP) prec...
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08/28/2022
Learning to Optimize: Balancing Two Conflict Metrics in MB-HTS Networks
For multi-beam high throughput (MB-HTS) geostationary (GEO) satellite ne...
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08/23/2022
Security and Reliability Analysis of Satellite-Terrestrial Multi-Relay Networks with Imperfect CSI
This work investigates the security and reliability analysis for a novel...
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08/09/2022
UAVs over mmWave/THz Cellular MEC Networks: A Comparative Study for Energy Efficiency
Cellular networks equipped with mobile edge computing (MEC) servers can ...
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08/07/2022
Rate Splitting Multiple Access for Next Generation Cognitive Radio Enabled LEO Satellite Networks
This paper proposes a cognitive radio enabled LEO SatCom using RSMA radi...
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08/07/2022
Terahertz-Band Channel and Beam Split Estimation via Array Perturbation Model
For the demonstration of ultra-wideband bandwidth and pencil-beamforming...
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07/29/2022
Joint Beam Placement and Load Balancing Optimization for Non-Geostationary Satellite Systems
Non-geostationary (Non-GSO) satellite constellations have emerged as a p...
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07/21/2022
Integrating Terrestrial and Non-terrestrial Networks: 3D Opportunities and Challenges
Integrating terrestrial and non-terrestrial networks has the potential o...
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07/13/2022
Federated Learning for THz Channel Estimation
This paper addresses two major challenges in terahertz (THz) channel est...
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06/28/2022
Joint Spatial Division and Multiplexing for FDD in Intelligent Reflecting Surface-assisted Massive MIMO Systems
Intelligent reflecting surface (IRS) is a promising technology to delive...
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06/24/2022
Implicit Channel Learning for Machine Learning Applications in 6G Wireless Networks
With the deployment of the fifth generation (5G) wireless systems gather...
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06/23/2022
Cooperative Hybrid Networks with Active Relays and RISs for B5G: Applications, Challenges, and Research Directions
Among the recent advances and innovations in wireless technologies, reco...
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06/17/2022
Intelligent Blockchain-based Edge Computing via Deep Reinforcement Learning: Solutions and Challenges
The convergence of mobile edge computing (MEC) and blockchain is transfo...
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06/09/2022
Security-Reliability Trade-Off Analysis for SWIPT- and AF-Based IoT Networks with Friendly Jammers
Radio-frequency (RF) energy harvesting (EH) in wireless relaying network...
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04/14/2022
The Rise of Intelligent Reflecting Surfaces in Integrated Sensing and Communications Paradigms
The intelligent reflecting surface (IRS) alters the behavior of wireless...
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03/14/2022
Hybrid Active-Passive Reconfigurable Intelligent Surface-Assisted Multi-User MISO Systems
We consider a multi-user multiple-input single-output (MISO) communicati...
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02/12/2022
On the Impacts of Phase Shifting Design and Eavesdropping Uncertainty on Secrecy Metrics of RIS-aided Systems
This paper investigates the secrecy outage probability (SOP), the lower ...
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01/28/2022
Impact of Phase-Noise and Spatial Correlation on Double-RIS-Assisted Multiuser MISO Networks
We study the performance of a phase-noise impaired double reconfigurable...
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01/24/2022