In this paper, we propose a secure unmanned aerial vehicle (UAV) communication system
with the assistance of a reconfigurable intelligent surface (RIS), where UAV trajectory design …

An unmanned aerial vehicle (UAV)-aided secure communication system is conceived and
investigated, where the UAV transmits legitimate information to a ground user in the …

The broadcast nature of air-to-ground line-of-sight (LoS) wireless channel imposes a great
challenge in secure unmanned aerial vehicle (UAV) communications. To address this issue …

Non-orthogonal unmanned aerial vehicle (UAV)-aided secure downlink transmissions are
investigated. A single-antenna UAV serves multiple ground users in the face of multiple …

This letter investigates an unmanned aerial vehicle (UAV) aided wireless network where a
UAV transmits confidential data to multiple legitimate receivers (LRs) in the presence of …

Unmanned aerial vehicles (UAVs) have been widely utilized to improve the end-to-end
performance of wireless communications. However, its line-of-sight makes UAV …

Land mobile satellite (LMS) systems and unmanned aerial vehicles (UAVs) are the key
enablers for broadband wireless networks to serve terrestrial mobile users over a broad …

This paper investigates the physical layer security issue in an unmanned aerial vehicle
(UAV) aided cognitive radio network. Specially, a UAV operates as an aerial secondary …

With the flexible mobility and deployment, Unmanned Aerial Vehicles (UAVs) have created a
new dimension to provide data collection services for a large number of distributed wireless …

Perfect hardware conditions are often difficult to meet in practical networks due to the
inevitable hardware impairments (HIs). The secure multiuser communication of an intelligent …