355 citations · 890 across the 67 of their papers we have counts for
68 papers
New Approximations of Non-Separable MIMO Channels by Separable Channels for Accurate Ergodic Capacity Analysis
Thanh Luan Nguyen, Zygmunt J. Haas, Chadi Abou-Rjeily +1
In recent years, owing to the high accuracy in characterizing non-separable channels prevalent in next-generation wireless applications, the classical Weichselberger channel model…
RIS-Aided ISAC in Cluttered Environments
Yosefine Triwidyastuti, Tri Nhu Do, Ngo Hoang Tu +1
In this paper, we analyze the performance of a communication-optimized reconfigurable intelligent surface (RIS)-assisted integrated sensing and communication (ISAC) system operatin…
QoS-Aware Energy Optimization via Cell Switching in Heterogeneous Networks
Maryam Salamatmoghadasi, Amir Mehrabian, Halim Yanikomeroglu +1
The growing demand for mobile data services in dense urban areas has intensified the need for energy-efficient radio access networks (RANs) in future 6G systems. In this context, o…
Sustainable Vertical Heterogeneous Networks: A Cell Switching Approach with High Altitude Platform Station
Maryam Salamatmoghadasi, Amir Mehrabian, Halim Yanikomeroglu +1
The rapid growth of radio access networks (RANs) is increasing energy consumption and challenging the sustainability of future systems. We consider a dense-urban vertical heterogen…
Beamforming for Massive MIMO Aerial Communications: A Robust and Scalable DRL Approach
Hesam Khoshkbari, Georges Kaddoum, Omid Abbasi +2
This paper presents a distributed beamforming framework for a constellation of airborne platform stations (APSs) in a massive Multiple-Input and Multiple-Output (MIMO) non-terrestr…
Distributed Beamforming in Massive MIMO Communication for a Constellation of Airborne Platform Stations
Hesam Khoshkbari, Georges Kaddoum, Bassant Selim +2
Non-terrestrial base stations (NTBSs), including high-altitude platform stations (HAPSs) and hot-air balloons (HABs), are integral to next-generation wireless networks, offering co…
Domain Adaptation-Enabled Realistic Map-Based Channel Estimation for MIMO-OFDM
Thien Hieu Hoang, Tri Nhu Do, Georges Kaddoum
Accurate channel estimation is crucial for the improvement of signal processing performance in wireless communications. However, traditional model-based methods frequently experien…
Cooperative Jamming Detection Using Low-Rank Structure of Received Signal Matrix
Amir Mehrabian, Georges Kaddoum
Wireless communication can be simply subjected to malicious attacks due to its open nature and shared medium. Detecting jamming attacks is the first and necessary step to adopt the…
Enhancing Resilience Against Jamming Attacks: A Cooperative Anti-Jamming Method Using Direction Estimation
Amir Mehrabian, Georges Kaddoum
The inherent vulnerability of wireless communication necessitates strategies to enhance its security, particularly in the face of jamming attacks. This paper uses the collaboration…
Joint User Association and Bandwidth Assignment for Digital Twin-Assisted Multi-RAT Networks
Manobendu Sarker, Md. Zoheb Hassan, Georges Kaddoum
In this paper, we investigate user equipment (UE)-radio access technology (RAT) association and bandwidth assignment to maximize sum-rates in a multi-RAT network. To this end, we f…
Evaluation of Missing Data Imputation for Time Series Without Ground Truth
Rania Farjallah, Bassant Selim, Brigitte Jaumard +2
The challenge of handling missing data in time series is critical for maintaining the accuracy and reliability of machine learning (ML) models in applications like fifth generation…
Beyond Diagonal RIS for ISAC Network: Statistical Analysis and Network Parameter Estimation
Thanh Luan Nguyen, Georges Kaddoum, Bassant Selim +1
This paper investigates the use of beyond diagonal reconfigurable intelligent surface (BD-RIS) with elements to advance integrated sensing and communication (ISAC). We address…
Sequence Spreading-Based Semantic Communication Under High RF Interference
Hazem Barka, Georges Kaddoum, Mehdi Bennis +2
In the evolving landscape of wireless communications, semantic communication (SemCom) has recently emerged as a 6G enabler that prioritizes the transmission of meaning and contextu…
DRL-Based Maximization of the Sum Cross-Layer Achievable Rate for Networks Under Jamming
Abdul Basit, Muddasir Rahim, Tri Nhu Do +2
In quasi-static wireless networks characterized by infrequent changes in the transmission schedules of user equipment (UE), malicious jammers can easily deteriorate network perform…
Movable Antennas in Wireless Systems: A Tool for Connectivity or a New Security Threat?
Youssef Maghrebi, Mohamed Elhattab, Chadi Assi +2
The emergence of movable antenna (MA) technology has marked a significant advancement in the field of wireless communication research, paving the way for enhanced connectivity, imp…
Hemispherical Antenna Array Architecture for High-Altitude Platform Stations (HAPS) for Uniform Capacity Provision
Omid Abbasi, Halim Yanikomeroglu, Georges Kaddoum
In this paper, we present a novel hemispherical antenna array (HAA) designed for high-altitude platform stations (HAPS). A significant limitation of traditional rectangular antenna…
Coordinated Half-Duplex/Full-Duplex Cooperative Rate-Splitting Multiple Access in Multi-Cell Networks
Mohamed Elhattab, Shreya Khisa, Chadi Assi +3
This paper explores downlink Cooperative Rate-Splitting Multiple Access (C-RSMA) in a multi-cell wireless network with the assistance of Joint-Transmission Coordinated Multipoint (…
Machine learning empowered Modulation detection for OFDM-based signals
Ali Pourranjbar, Georges Kaddoum, Verdier Assoume Mba +2
We propose a blind ML-based modulation detection for OFDM-based technologies. Unlike previous works that assume an ideal environment with precise knowledge of subcarrier count and…
Ground-to-UAV and RIS-assisted UAV-to-Ground Communication Under Channel Aging: Statistical Characterization and Outage Performance
Thanh Luan Nguyen, Georges Kaddoum, Tri Nhu Do +1
This paper studies the statistical characterization of ground-to-air (G2A) and reconfigurable intelligent surface (RIS)-assisted air-to-ground (A2G) communications in RIS-assisted…
Fluctuating Line-of-Sight Fading Distribution: Statistical Characterization and Applications
Thanh Luan Nguyen, Georges Kaddoum
We introduce the fluctuating Line-of-Sight (fLoS) fading model, characterized by parameters , , , and . The fLoS fading distribution is expressed in terms of the multiv…
ViT LoS V2X: Vision Transformers for Environment-aware LoS Blockage Prediction for 6G Vehicular Networks
Ghazi Gharsallah, Georges Kaddoum
As wireless communication technology progresses towards the sixth generation (6G), high-frequency millimeter-wave (mmWave) communication has emerged as a promising candidate for en…
Multi-IRS-aided Terahertz Networks: Channel Modelling and User Association With Imperfect CSI
Muddasir Rahim, Thanh Luan Nguyen, Georges Kaddoum +1
Terahertz (THz) communication is envisioned as one of the candidate technologies for future wireless communications to enable achievable data rates of up to several terabits per se…
DRL-Based Dynamic Channel Access and SCLAR Maximization for Networks Under Jamming
Abdul Basit, Muddasir Rahim, Georges Kaddoum +2
This paper investigates a deep reinforcement learning (DRL)-based approach for managing channel access in wireless networks. Specifically, we consider a scenario in which an intell…
Joint Devices and IRSs Association for Terahertz Communications in Industrial IoT Networks
Muddasir Rahim, Georges Kaddoum, Tri Nhu Do
The Industrial Internet of Things (IIoT) enables industries to build large interconnected systems utilizing various technologies that require high data rates. Terahertz (THz) commu…