Multiple UAVs as relays: Multi-hop single link versus multiple dual-hop links

Y Chen, N Zhao, Z Ding… - IEEE Transactions on …, 2018 - ieeexplore.ieee.org
Unmanned aerial vehicles (UAVs) have found many important applications in
communications. They can serve as either aerial base stations or mobile relays to improve …

An extensive survey on the Internet of Drones

P Boccadoro, D Striccoli, LA Grieco - Ad Hoc Networks, 2021 - Elsevier
Abstract The Internet of Drones (IoD) recently gained momentum due to its high adaptability
to a wide variety of complex scenarios. Indeed, Unmanned Aerial Vehicles (UAVs) can …

Multiuser scheduling for asymmetric FSO/RF links in satellite-UAV-terrestrial networks

H Kong, M Lin, WP Zhu, H Amindavar… - IEEE Wireless …, 2020 - ieeexplore.ieee.org
This letter investigates the multiuser downlink transmission performance of an asymmetric
free space optical (FSO)/radio frequency (RF) link. Here, the satellite delivers signal to the …

Joint optimization of relay deployment, channel allocation, and relay assignment for UAVs-aided D2D networks

X Zhong, Y Guo, N Li, Y Chen - IEEE/ACM Transactions on …, 2020 - ieeexplore.ieee.org
Unmanned aerial vehicles (UAVs) can be deployed in the air to provide high probabilities of
line of sight (LoS) transmission, thus UAVs bring much gain for wireless communication …

UAV positioning and power control for two-way wireless relaying

L Li, TH Chang, S Cai - IEEE Transactions on Wireless …, 2019 - ieeexplore.ieee.org
This paper considers an unmanned-aerial-vehicle-enabled (UAV-enabled) wireless network
where a relay UAV is used for two-way communications between a ground base station (BS) …

Join trajectory optimization and communication design for UAV-enabled OFDM networks

Z Na, J Wang, C Liu, M Guan, Z Gao - Ad hoc networks, 2020 - Elsevier
Due to the advantages of high mobility, flexible maneuverability and fast deployment,
Unmanned Aerial Vehicle (UAV), which can be usually served as aerial communication …

Deployment optimization of UAV relay for malfunctioning base station: Model-free approaches

X Zhong, Y Guo, N Li, Y Chen… - IEEE Transactions on …, 2019 - ieeexplore.ieee.org
Due to the advantages of high mobility, high maneuverability and high probability of line of
sight (LoS) transmission, unmanned aerial vehicles (UAVs) have attracted much interest in …

Throughput improvement for multi-hop UAV relaying

J Fan, M Cui, G Zhang, Y Chen - IEEE Access, 2019 - ieeexplore.ieee.org
Unmanned aerial vehicle (UAV) relaying is one of the main technologies for UAV
communications. It uses UAVs as relays in the sky to provide reliable wireless connection …

Throughput maximization in multi-UAV enabled communication systems with difference consideration

Y Xu, L Xiao, D Yang, Q Wu, L Cuthbert - IEEE Access, 2018 - ieeexplore.ieee.org
This paper investigates a UAV-enabled wireless communication system with multiple UAVs
(multi-UAVs), where the UAVs are dispatched to collect information from a group of ground …

Outage performance for mixed FSO-RF transmission in satellite-aerial-terrestrial networks

X Liu, M Lin, WP Zhu, JY Wang… - IEEE Photonics …, 2020 - ieeexplore.ieee.org
This paper analyzes the outage performance of a satellite-aerial-terrestrial network (SATN),
where the satellite-aerial and aerial-terrestrial links utilize free space optical (FSO) with …