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This work considers covert communications in the context of unmanned aerial vehicle (UAV) networks, aiming to hide a UAV for transmitting critical information out of a scenario that is monitored and where communication is not allowed.…

信息论 · 计算机科学 2019-09-04 Xiaobo Zhou , Shihao Yan , Jinsong Hu , Jiande Sun , Jun Li , Feng Shu

This paper investigates the robust and secure task transmission and computation scheme in multi-antenna unmanned aerial vehicle (UAV)-assisted mobile edge computing (MEC) networks, where the UAV is dual-function, i.e., aerial MEC and aerial…

信息论 · 计算机科学 2023-02-21 Weihao Mao , Ke Xiong , Yang Lu , Pingyi Fan , Zhiguo Ding

In this paper, the intelligent reflecting surface (IRS)-aided unmanned aerial vehicle (UAV) communication system is studied, where the UAV is deployed to serve the user equipment (UE) with the assistance of multiple IRSs mounted on several…

信号处理 · 电气工程与系统科学 2022-08-31 Liang Wang , Kezhi Wang , Cunhua Pan , Nauman Aslam

In this paper, we study an unmanned aerial vehicle (UAV) enabled data collection system, where an intelligent reflecting surface (IRS) is deployed to assist in the communication from a cluster of Internet-of-Things (IoT) devices to a UAV in…

信息论 · 计算机科学 2022-09-01 Zhi Ji , Jia Tu , Xinrong Guan , Wendong Yang , Weiwei Yang , Qingqing Wu

Backscatter communication offers a promising solution to connect massive Internet-of-Things (IoT) devices with low cost and high energy efficiency. Nevertheless, its inherently passive nature limits transmission reliability, thereby…

信息论 · 计算机科学 2024-08-19 Hao Chen , Zhizhi Huang , Ying-Chang Liang , Robert Schober

This paper investigates a novel unmanned aerial vehicle (UAV) secure communication system with integrated sensing and communications. We consider wireless security enhancement for a multiple-antenna UAV transmitting ISAC waveforms to…

信号处理 · 电气工程与系统科学 2024-09-24 Yue Xiu , Wanting Lyu , Phee Lep Yeoh , Yi Ai , Yonghui Li , Ning Wei

In this paper, we study a cellular-enabled unmanned aerial vehicle (UAV) communication system consisting of one UAV and multiple ground base stations (GBSs). The UAV has a mission of flying from an initial location to a final location,…

信息论 · 计算机科学 2017-11-01 Shuowen Zhang , Yong Zeng , Rui Zhang

The use of unmanned aerial vehicles (UAVs) as aerial communication platforms is of high practical value for future wireless systems such as 5G, especially for swift and on-demand deployment in temporary events and emergency situations.…

信息论 · 计算机科学 2018-05-21 Qingqing Wu , Liang Liu , Rui Zhang

Unmanned aerial vehicles (UAVs) have a great potential for improving the performance of wireless communication systems due to their wide coverage and high mobility. In this paper, we study a UAV-enabled data collection system, where a UAV…

信息论 · 计算机科学 2017-09-12 Dingcheng Yang , Qingqing Wu , Yong Zeng , Rui Zhang

A Unmanned aerial vehicle (UAV)-assisted mobile edge computing (MEC) scheme with simultaneous wireless information and power transfer (SWIPT) is proposed in this paper. Unlike existing MEC-WPT schemes that disregard the downlink period for…

信号处理 · 电气工程与系统科学 2024-03-07 Xiaoyan Hu , Pengle Wen , Han Xiao , Wenjie Wang , Kai-Kit Wong

An unmanned aerial vehicle (UAV) network can serve as an aerial relay to periodically receive packets from macro base stations (BSs). Severe packet loss may happen especially when UAVs have bad wireless connections to a BS. In this paper, a…

信息论 · 计算机科学 2021-12-30 Hao Song , Lingjia Liu , Ananth Balasubramanian

Unmanned aerial vehicles (UAVs) can provide wireless access to terrestrial users, regardless of geographical constraints, and will be an important part of future communication systems. In this paper, a multi-user downlink dual-UAVs enabled…

信息论 · 计算机科学 2023-10-24 Hongjiang Lei , Jiacheng Jiang , Imran Shafique Ansari , Gaofeng Pan , Mohamed-Slim Alouini

Unmanned aerial vehicles (UAVs) are increasingly deployed to provide wireless connectivity to static and mobile ground users in situations of increased network demand or points of failure in existing terrestrial cellular infrastructure.…

多智能体系统 · 计算机科学 2023-06-28 Babatunji Omoniwa , Boris Galkin , Ivana Dusparic

The unmanned aerial vehicle (UAV) enabled mobile edge computing (MEC) has been deemed a promising paradigm to provide ubiquitous communication and computing services for the Internet of Things (IoT). Besides, by intelligently reflecting the…

系统与控制 · 电气工程与系统科学 2022-08-31 Xintong Qin , Zhengyu Song , Tianwei Hou , Wenjuan Yu , Jun Wang , Xin Sun

In this paper, we study an unmanned aerial vehicle (UAV)-assisted mobile edge computing (MEC) architecture, in which a UAV roaming around the area may serve as a computing server to help user equipment (UEs) compute their tasks or act as a…

信号处理 · 电气工程与系统科学 2019-07-18 Xiaoyan Hu , Kai-Kit Wong , Kun Yang , Zhongbin Zheng

In this paper, we investigate the design of energy-efficient beamforming for an ISAC system, where the transmitted waveform is optimized for joint multi-user communication and target estimation simultaneously. We aim to maximize the system…

信号处理 · 电气工程与系统科学 2023-07-11 Jiaqi Zou , Songlin Sun , Christos Masouros , Yuanhao Cui , Yafeng Liu , Derrick Wing Kwan Ng

In this paper, we investigate a mobile edge computing (MEC) architecture with the assistance of an unmanned aerial vehicle (UAV). The UAV acts as a computing server to help the user equipment (UEs) compute their tasks as well as a relay to…

信号处理 · 电气工程与系统科学 2019-07-10 Xiaoyan Hu , Kai-Kit Wong , Kun Yang , Zhongbin Zheng

In this paper, we study the resource allocation and trajectory design for secure unmanned aerial vehicle (UAV)-enabled communication systems, where multiple multi-purpose UAV base stations are dispatched to provide secure communications to…

信息论 · 计算机科学 2020-03-17 Ruide Li , Zhiqiang Wei , Lei Yang , Derrick Wing Kwan Ng , Jinhong Yuan , Jianping An

Swarms of Unmanned Aerial Vehicles (UAV) have demonstrated enormous potential in many industrial and commercial applications. However, before deploying UAVs in the real world, it is essential to ensure they can operate safely in complex…

机器人学 · 计算机科学 2024-12-11 Longhao Yan , Jingyuan Zhou , Kaidi Yang

With line-of-sight mode deployment and fast response, unmanned aerial vehicle (UAV), equipped with the cutting-edge integrated sensing and communication (ISAC) technique, is poised to deliver high-quality communication and sensing services…

信号处理 · 电气工程与系统科学 2025-06-02 Bohan Li , Jiahao Liu , Junsheng Mu , Pei Xiao , Sheng Chen