79 citations · 331 across the 151 of their papers we have counts for
160 papers
SAGE-HAP: Sustainability-Certified Agentic Communication and Computing at a Solar-Powered High-Altitude Platform
Haoxiang Luo, Bang Huang, Mohamed-Slim Alouini
The solar-powered High-Altitude Platforms (HAP) can provide persistent communication and computing services beyond terrestrial coverage. However, changing mission priorities, coupl…
Interference Management in Reverse TDD HAPS-Ground Networks: A Large System Analysis
Shasha Liu, Abla Kammoun, Mohamed-Slim Alouini
High-altitude platform stations (HAPSs) are expected to coexist with terrestrial networks (TNs) to provide seamless wide-area wireless connectivity in future sixth-generation (6G)…
Hierarchical Edge Computing in SAGSIN: Multi-Layer Network Architecture and Multi-Level Information Processing
Jiajie Xu, Zhengying Lou, Mohamed-Slim Alouini
Maritime Internet of Things (IoT) deployments increasingly rely on the space-air-ground-sea integrated network (SAGSIN) to connect underwater sensors with terrestrial and space bac…
Virtual Backhaul Connectivity for Enhanced Coverage in Fiber-Less Areas
Hao Lin, Mustafa A. Kishk, Mohamed-Slim Alouini
This article provides an overview of potential alternatives for providing wireless backhaul in regions that suffer from the lack of fiber optic-connectivity to the core network. Th…
RIS-Enabled Integrated Access and Relay: Empowering Collaboration Among BSs
Hao Lin, Mustafa A. Kishk, Mohamed-Slim Alouini
The increasing number of Internet of Things (IoT) devices and applications leads to severe access congestion in conventional base station (BS) networks. Meanwhile, the low transmit…
Foldable Antenna Array in Space-Air-Ground Integrated Networks: Architectures and Applications
Jikang Deng, Ki-Hong Park, Mohamed-Slim Alouini
Space-air-ground integrated networks (SAGINs) integrate heterogeneous platforms with different coverage, mobility, and payload constraints, which creates strong demands for flexibl…
Machine Learning for Underwater Optical Wireless Communication Systems: A Comprehensive Survey
Shaymaa Mahmoud, Ardimas Purwita, Mohamed-Slim Alouini
Underwater Optical Wireless Communication (UOWC) has emerged as a promising technology for high-speed underwater data transmission, offering significantly higher bandwidth and lowe…
Performance Evaluation of HAPS-enabled Coverage Enhancement in Hard-to-Reach Areas
Hao Lin, Mustafa A. Kishk, Mohamed-Slim Alouini
High altitude platform stations (HAPSs) are becoming a key component of future non-terrestrial networks (NTNs). HAPSs can serve a larger area than uncrewed aerial vehicles (UAVs) a…
Connectivity of HAPS-Based Solutions for Large-Scale Wireless Networks: A Percolation Theory Analysis
Hao Lin, Mustafa A Kishk, Mohamed-Slim Alouini
In the era of sixth-generation (6G) wireless communication, numerous applications are expected to be realized, including environmental monitoring, smart agriculture, remote educati…
Real-Time Symbol-Domain OFDM Radar in an OpenAirInterface 5G Base Station With O-RAN Sensing Services
Karim Saifullin, Sajid Ahmed, Mohamed-Slim Alouini
This paper presents a real-time orthogonal frequency-division multiplexing (OFDM) radar embedded in the OpenAirInterface (OAI) 5G base-station process. The radar removes communicat…
Semi-Blind Channel Estimation for Dynamic NTN Systems via Spiked Random Matrix Theory
Xue Zhang, Abla Kammoun, Mohamed-Slim Alouini
Semi-blind channel estimation offers an attractive tradeoff between pilot overhead and estimation accuracy in large-scale wireless systems. However, reliable channel acquisition be…
Power from Space: Coordinated Satellite Charging for Off-Grid Wireless Systems
Osmel M. Rosabal, Amirhossein Azarbahram, Mateen Ashraf +4
Satellite-enabled wireless power transfer (WPT) may be a transformative solution for charging Internet of Things (IoT) devices in off-grid scenarios where traditional technologies…
High-Altitude Platforms Beyond Connectivity: A Survey of Integrated Sensing, Storage, Communication, Computing, and Intelligence
Haoxiang Luo, Mohamed-Slim Alouini
High-altitude platforms (HAPs) are emerging as persistent middle-layer infrastructures for space-air-ground integrated networks (SAGINs), offering a favorable compromise among cove…
HAPS through the Lens of Satellites and UAVs: A Function-Level Perspective on the Emerging High Altitude Economy
Mukhtiar Ahmad, Mohamed-Slim Alouini
High-Altitude Platform Stations (HAPS) operate in the lower stratosphere at 17-27 km, between satellites and Unmanned Aerial Vehicles (UAVs). For this third tier the architectural…
Coverage Analysis of Large-Scale HAPS Networks Using Directional Beams
Zhengying Lou, Baha Eddine Youcef Belmekki, Mohamed-Slim Alouini
High-altitude platform stations (HAPS) are pivotal in next-generation wireless networks for reducing core network burdens and enabling cost-effective communication. In this article…
Agentic AI-Enabled Solar-Powered High-Altitude Platforms for Sustainable SAGINs
Haoxiang Luo, Bang Huang, Mohamed-Slim Alouini
Space-Air-Ground Integrated Networks (SAGINs) can extend connectivity, but their communication, computing, and platform operations create tightly coupled energy demands. Solar-powe…
Uplink MIMO Performance Analysis for Diverse HAPS Antenna Array Architectures
Shasha Liu, Abla Kammoun, Mohamed-Slim Alouini
High-altitude platform stations (HAPS) are promising components of 6G and beyond networks, where antenna array configuration is critical for achieving wide-area coverage and high c…
Joint Beamforming, Energy Management, and Trajectory Optimization for Figure-Eight Loitering in Solar-Powered HAPS-Enabled ISAC Systems
Xue Zhang, Bang Huang, Mohamed-Slim Alouini
Solar-powered high-altitude platform stations (HAPSs) provide a promising platform for integrated sensing and communication (ISAC) owing to their wide-area coverage and long-endura…
Performance Evaluation of RF-powered IoT in Rural Areas: The Wireless Power Digital Divide
Hao Lin, Mustafa A. Kishk, Mohamed-Slim Alouini
Bridging the digital divide is one of the goals of mobile networks in the future, and further building IoT networks in rural areas is a feasible solution. This paper studies the do…
HAPS-enabled Downlink Coverage Enhancement in Islands and Maritime Areas
Hao Lin, Mustafa A. Kishk, Mohamed-Slim Alouini
Non-terrestrial networks (NTNs) are poised to play a critical role in next-generation mobile communications, offering enhanced flexibility, improved line-of-sight (LoS) conditions,…
Integrated Discovery and State-Aware Servicing for Mobile AUVs With UOWC: Modeling and Performance Analysis
Qiyu Ma, Jiajie Xu, Mohamed-Slim Alouini
Underwater wireless optical communication (UWOC) is an enabling technology for high-throughput subsea networks, yet its long-term deployment is constrained by the finite energy bud…
Signal from Space: Detecting Schools and Towers to Bridge the Digital Divide
Zakarya Elmimouni, Sandor Farkas, Fares Fourati +3
Reliable internet access is essential for modern education, yet millions of school-aged children especially in developing regions remain offline due to unconnected schools. The Gig…
Three-Dimensional Spatial Correlation Modeling for Cylindrical mMIMO Arrays in HAPS
Shasha Liu, Abla Kammoun, Mohamed-Slim Alouini
High-altitude platform stations (HAPS) are envisioned as a key component of future wireless networks, enabling ultra-wide coverage and providing direct connectivity to users with c…
MJSAC: McCormick Relaxation-based Waveform Design for Joint Sensing and Communication
Bodhibrata Mukhopadhyay, Sajid Ahmed, Mohamed-Slim Alouini
In the upcoming 5G Advanced and 6G technologies, joint sensing and communication (JSAC) will play a pivotal role in enabling the simultaneous utilization of hardware and spectrum r…