Zobrazeno 1 - 10
of 178
pro vyhledávání: '"DUO Bin"'
Publikováno v:
Dianxin kexue, Vol 40, Pp 34-50 (2024)
In response to the limitations of traditional reconfigurable intelligent surfaces (RIS) in UAV-assisted secure communications, such as insufficient flexibility and inadequate system security, as well as the challenges of low spectral efficiency and p
Externí odkaz:
https://doaj.org/article/d09c304a2fba4fa68924322aba88c6ef
The rapid development of unmanned aerial vehicle (UAV) technology provides flexible communication services to terrestrial nodes. Energy efficiency is crucial to the deployment of UAVs, especially rotary-wing UAVs whose propulsion power is sensitive t
Externí odkaz:
http://arxiv.org/abs/2304.06909
This letter considers the reconfigurable intelligent surface (RIS)-aided unmanned aerial vehicle (UAV) communication systems in urban areas under the general Rician fading channel. A hybrid offline-online design is proposed to improve the system perf
Externí odkaz:
http://arxiv.org/abs/2205.13976
Unmanned aerial vehicle (UAV) and reconfigurable intelligent surface (RIS) have been recently applied in the field of mobile edge computing (MEC) to improve the data exchange environment by proactively changing the wireless channels through maneuvera
Externí odkaz:
http://arxiv.org/abs/2203.12799
This paper proposes a generalised propulsion energy consumption model (PECM) for rotary-wing ummanned aerial vehicles (UAVs) under the consideration of the practical thrust-to-weight ratio (TWR) with respect to the velocity, acceleration and directio
Externí odkaz:
http://arxiv.org/abs/2202.08486
This paper investigates an aerial reconfigurable intelligent surface (RIS)-aided communication system under the probabilistic line-of-sight (LoS) channel, where an unmanned aerial vehicle (UAV) equipped with an RIS is deployed to assist two ground no
Externí odkaz:
http://arxiv.org/abs/2108.10180
Publikováno v:
IEEE Wireless Communications Letters, 2022
This paper investigates the achievable rate maximization problem of a downlink unmanned aerial vehicle (UAV)-enabled communication system aided by an intelligent omni-surface (IOS). Different from the state-of-the-art reconfigurable intelligent surfa
Externí odkaz:
http://arxiv.org/abs/2106.02811
Akademický článek
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Thanks to the line-of-sight (LoS) transmission and flexibility, unmanned aerial vehicles (UAVs) effectively improve the throughput of wireless networks. Nevertheless, the LoS links are prone to severe deterioration by complex propagation environments
Externí odkaz:
http://arxiv.org/abs/1908.04082
This letter proposes a new full-duplex (FD) secrecy communication scheme for the unmanned aerial vehicle (UAV) and investigates its optimal design to achieve the maximum energy efficiency (EE) of the UAV. Specifically, the UAV receives the confidenti
Externí odkaz:
http://arxiv.org/abs/1906.07346