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Reliability Analysis of Multi-hop Routing in Multi-tier LEO Satellite Networks
Ruibo Wang, Mustafa A. Kishk, Mohamed-Slim Alouini
This article studies the reliability of multi-hop routing in a multi-tier hybrid satellite-terrestrial relay network (HSTRN). We evaluate the reliability of multi-hop routing by in…
System-Level Metrics for Non-Terrestrial Networks Under Stochastic Geometry Framework
Qi Huang, Baha Eddine Youcef Belmekki, Ahmed M. Eltawil +1
Non-terrestrial networks (NTNs) are considered one of the key enablers in sixth-generation (6G) wireless networks; and with their rapid growth, system-level metrics analysis adds c…
Resident Population Density-Inspired Deployment of K-tier Aerial Cellular Network
Ruibo Wang, Mustafa A. Kishk, Mohamed-Slim Alouini
Using unmanned aerial vehicles (UAVs) to enhance network coverage has proven a variety of benefits compared to terrestrial counterparts. One of the commonly used mathematical tools…
On the Performance of Non-Terrestrial Networks to Support the Internet of Things
Dengke Wang, Alessandro Traspadini, Marco Giordani +2
The advent of the Internet of Things (IoT) era, where billions of devices and sensors are becoming more and more connected and ubiquitous, is putting a strain on traditional terres…
Dominance of Smartphone Exposure in 5G Mobile Networks
Luca Chiaraviglio, Chiara Lodovisi, Stefania Bartoletti +2
The deployment of 5G networks is sometimes questioned due to the impact of ElectroMagnetic Field (EMF) generated by Radio Base Station (RBS) on users. The goal of this work is to a…
Evaluating the Accuracy of Stochastic Geometry Based Models for LEO Satellite Networks Analysis
Ruibo Wang, Mustafa A. Kishk, Mohamed-Slim Alouini
This paper investigates the accuracy of recently proposed stochastic geometry-based modeling of low earth orbit (LEO) satellite networks. In particular, we use the Wasserstein Dist…
On the Performance Optimization of Two-way Hybrid VLC/RF based IoT System over Cellular Spectrum
Sutanu Ghosh, Mohamed-Slim Alouini
This paper investigates the system outage performance of a useful architecture of two-way hybrid visible light communication/radio frequency (VLC/RF) communication using overlay mo…
Proactive Traffic Offloading in Dynamic Integrated Multi-Satellite Terrestrial Networks
Wiem Abderrahim, Osama Amin, Mohamed-Slim Alouini +1
The integration between the satellite network and the terrestrial network will play a key role in the upcoming sixth-generation (6G) of mobile cellular networks thanks to the wide…
Stochastic Geometry-Based Low Latency Routing in Massive LEO Satellite Networks
Ruibo Wang, Mustafa A. Kishk, Mohamed-Slim Alouini
In this paper, the routing in massive low earth orbit (LEO) satellite networks is studied. When the satellite-to-satellite communication distance is limited, we choose different re…
Post-Disaster Communications: Enabling Technologies, Architectures, and Open Challenges
Maurilio Matracia, Nasir Saeed, Mustafa A. Kishk +1
The number of disasters has increased over the past decade where these calamities significantly affect the functionality of communication networks. In the context of 6G, airborne a…
A Survey on Scalable LoRaWAN for Massive IoT: Recent Advances, Potentials, and Challenges
Mohammed Jouhari, Nasir Saeed, Mohamed-Slim Alouini +1
Long-range (LoRa) technology is most widely used for enabling low-power wide area networks (WANs) on unlicensed frequency bands. Despite its modest data rates, it provides extensiv…
How Much Exposure from 5G Towers is Radiated over Children, Teenagers, Schools and Hospitals?
Luca Chiaraviglio, Chiara Lodovisi, Daniele Franci +5
The rolling-out of 5G antennas over the territory is a fundamental step to provide 5G connectivity. However, little efforts have been done so far on the exposure assessment from 5G…
Charging Techniques for UAV-assisted Data Collection: Is Laser Power Beaming the Answer?
Mohamed-Amine Lahmeri, Mustafa A. Kishk, Mohamed-Slim Alouini
As Covid-19 has increased the need for connectivity around the world, researchers are targeting new technologies that could improve coverage and connect the unconnected in order to…
Network Graph Generation through Adaptive Clustering and Infection Dynamics: A Step Towards Global Connectivity
Aniq Ur Rahman, Fares Fourati, Khac-Hoang Ngo +2
More than 40% of the world's population is not connected to the internet, majorly due to the lack of adequate infrastructure. Our work aims to bridge this digital divide by proposi…
Improving Spectral Efficiency of Wireless Networks through Democratic Spectrum Sharing
Aniq Ur Rahman, Mustafa A. Kishk, Mohamed-Slim Alouini
Wireless devices need spectrum to communicate. With the increase in the number of devices competing for the same spectrum, it has become nearly impossible to support the throughput…
On-Demand Networking for Ubiquitous Connectivity and Network Resilience: A Network-in-a-Box Solution
Ki-Hong Park, Mohamed-Slim Alouini, Yunfei Chen
Recently, the wireless community has initiated research on the sixth generation (6G) cellular network for the next decade. The 6G visions are still under development but are conver…
Cloud-Enabled High-Altitude Platform Systems: Challenges and Opportunities
Khaleel Mershad, Hayssam Dahrouj, Hadi Sarieddeen +3
Augmenting ground-level communications with flying networks, such as the high-altitude platform system (HAPS), is among the major innovative initiatives of the next generation of w…
On the Influence of Charging Stations Spatial Distribution on Aerial Wireless Networks
Yujie Qin, Mustafa A. Kishk, Mohamed-Slim Alouini
Using drones for cellular coverage enhancement is a recent technology that has shown a great potential in various practical scenarios. However, one of the main challenges that limi…
Big Communications: Connect the Unconnected
Shuping Dang, Chuanting Zhang, Basem Shihada +1
In this article, we present the analysis of the digital divide to illustrate the unfair access to the benefits brought by information and communications technology (ICT) over the g…
Coverage Analysis for UAV-Assisted Cellular Networks in Rural Areas
Maurilio Matracia, Mustafa A. Kishk, Mohamed-Slim Alouini
Despite coverage enhancement in rural areas is one of the main requirements in next generations of wireless networks (i.e., 5G and 6G), the low expected profit prevents telecommuni…
Wireless Network Coding with Intelligent Reflecting Surfaces
Amanat Kafizov, Ahmed Elzanaty, Lav R. Varshney +1
Conventional wireless techniques are becoming inadequate for beyond fifth-generation (5G) networks due to latency and bandwidth considerations. To improve the error performance and…
On Topology Optimization and Routing in Integrated Access and Backhaul Networks: A Genetic Algorithm-based Approach
Charitha Madapatha, Behrooz Makki, Ajmal Muhammad +3
In this paper, we study the problem of topology optimization and routing in integrated access and backhaul (IAB) networks, as one of the promising techniques for evolving 5G networ…
A Survey on Integrated Access and Backhaul Networks
Yongqiang Zhang, Mustafa A. Kishk, Mohamed-Slim Alouini
Benefiting from the usage of the high-frequency band, utilizing part of the large available bandwidth for wireless backhauling is feasible without considerable performance sacrific…
The Potential of Multilayered Hierarchical Nonterrestrial Networks for 6G: A Comparative Analysis Among Networking Architectures
Dengke Wang, Marco Giordani, Mohamed-Slim Alouini +1
6th generation (6G) communication research is currently focusing on non-terrestrial networks (NTNs) to promote ubiquitous and ultra-high-capacity global connectivity. Specifically,…