UAV-supported clustered NOMA for 6G-enabled Internet of Things: Trajectory planning and resource allocation

Z Na, Y Liu, J Shi, C Liu, Z Gao - IEEE Internet of Things …, 2020 - ieeexplore.ieee.org
The sixth-generation (6G) communication requires supporting massive Internet of Things
(IoT) devices and extremely differentiated IoT applications for the air–space–ground …

Security enhancement for NOMA-UAV networks

N Zhao, Y Li, S Zhang, Y Chen, W Lu… - IEEE Transactions …, 2020 - ieeexplore.ieee.org
Owing to its distinctive merits, non-orthogonal multiple access (NOMA) techniques have
been utilized in unmanned aerial vehicle (UAV) enabled wireless base stations to provide …

Performance analysis of intelligent reflecting surface assisted NOMA networks

X Yue, Y Liu - IEEE Transactions on Wireless Communications, 2021 - ieeexplore.ieee.org
Intelligent reflecting surface (IRS) is a promising technology to enhance the coverage and
performance of wireless networks. We consider the application of IRS to non-orthogonal …

UAV-aided air-to-ground cooperative nonorthogonal multiple access

M Liu, G Gui, N Zhao, J Sun… - IEEE Internet of Things …, 2019 - ieeexplore.ieee.org
This article aims to improve spectrum efficiency (SE) for the unmanned aerial vehicle (UAV)-
relayed cellular uplinks, through distinguishing both line-of-sight (LoS) and non-LoS (NLoS) …