A survey on UAV-assisted wireless communications: Recent advances and future trends

X Gu, G Zhang - Computer Communications, 2023 - Elsevier
Due to their characteristics of mobility, flexibility and adaptive altitude, unmanned aerial
vehicles (UAVs), also known as drones, have immense potential applications in wireless …

A survey of hybrid free space optics (FSO) communication networks to achieve 5G connectivity for backhauling

O Aboelala, IE Lee, GC Chung - Entropy, 2022 - mdpi.com
Increased capacity, higher data rate, decreased latency, and better service quality are
examples of the primary objectives or needs that must be catered to in the near future, ie …

Spectrum and energy efficiency optimization in IRS-assisted UAV networks

Y Su, X Pang, S Chen, X Jiang… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
Unmanned aerial vehicles (UAVs) have been widely employed in wireless communications,
and the performance can be enhanced with the assistance of intelligent reflecting surface …

Mixed THz/FSO relaying systems: Statistical analysis and performance evaluation

S Li, L Yang, J Zhang, PS Bithas… - IEEE Transactions …, 2022 - ieeexplore.ieee.org
In this paper, the performance of a mixed Terahertz/free-space optical (THz/FSO) wireless
transmission system is studied, where the joint effects of channel fading and pointing errors …

Hovering UAV-based FSO communications: Channel modelling, performance analysis, and parameter optimization

JY Wang, Y Ma, RR Lu, JB Wang… - IEEE Journal on …, 2021 - ieeexplore.ieee.org
Relay-assisted free-space optical (FSO) communication systems are exploited as a means
to mitigate the limiting effects of the turbulence induced atmospheric scintillation. However …

Joint user scheduling and UAV trajectory design on completion time minimization for UAV-aided data collection

X Yuan, Y Hu, J Zhang… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
We consider an unmanned aerial vehicle (UAV) assisting data collection from multiple
sensor nodes (SNs). We provide a completion time minimization design via jointly deciding …

Performance of UAV-assisted multiuser terrestrial-satellite communication system over mixed FSO/RF channels

PK Singya, MS Alouini - IEEE Transactions on Aerospace and …, 2021 - ieeexplore.ieee.org
In this letter, performance of a multiantenna multiuser unmanned aerial vehicle (UAV)-
assisted terrestrial-satellite communication system over mixed free space optics …

Deep learning meets swarm intelligence for UAV-assisted IoT coverage in massive MIMO

M Mahmood, MM Ghadaksaz, A Koc… - IEEE Internet of Things …, 2023 - ieeexplore.ieee.org
This study considers an unmanned aerial vehicle (UAV)-assisted multiuser massive multiple-
input multiple-output (MU-mMIMO) systems, where a decode-and-forward (DF) relay in the …

Hybrid FSO/THz-based backhaul network for mmWave terrestrial communication

PK Singya, B Makki, A D'Errico… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
In this work, a hybrid free-space optics (FSO)/teraHertz (THz) based backhaul network is
considered to provide high-data-rate reliable communication to the terrestrial mobile users …

Cooperative UAV trajectory design for disaster area emergency communications: A multi-agent PPO method

Y Guan, S Zou, H Peng, W Ni, Y Sun… - IEEE Internet of Things …, 2023 - ieeexplore.ieee.org
This article investigates the issue of cooperative real-time trajectory design for multiple
unmanned aerial vehicles (UAVs) to support emergency communication in disaster areas …