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相关论文: UAV Deployment Optimization for Secure Precise Wir…

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Properly 3D placement of unmanned aerial vehicle mounted base stations (UAV-BSs) can effectively prolong the life-time of the mobile ad hoc network, since UAVs are usually powered by batteries. This paper involves the on-board circuit…

信息论 · 计算机科学 2017-05-19 Jiaxun Lu , Shuo Wan , Xuhong Chen , Pingyi Fan

This paper applies graph neural networks (GNN) in UAV communications to optimize the placement and transmission design. We consider a multiple-user multiple-input-single-output UAV communication system where a UAV intends to find a…

信号处理 · 电气工程与系统科学 2024-10-04 Qinyu Wang , Yang Lu , Wei Chen , Bo Ai , Zhangdui Zhong , Dusit Niyato

Unmanned aerial vehicles (UAVs) have attracted significant interest recently in assisting wireless communication due to their high maneuverability, flexible deployment, and low cost. This paper considers a multi-UAV enabled wireless…

信息论 · 计算机科学 2018-01-10 Qingqing Wu , Yong Zeng , Rui Zhang

Unmanned aerial vehicles (UAVs) are recognized as promising technologies for area coverage due to the flexibility and adaptability. However, the ability of a single UAV is limited, and as for the large-scale three-dimensional (3D) scenario,…

信号处理 · 电气工程与系统科学 2023-09-22 Jia He , Ziye Jia , Chao Dong , Junyu Liu , Qihui Wu , Jingxian Liu

The Cooperative Rate-Splitting (CRS) scheme, proposed evolves from conventional Rate Splitting (RS) and relies on forwarding a portion of the RS message by the relaying users. In terms of secrecy enhancement, it has been shown that CRS…

信息论 · 计算机科学 2022-10-11 Hamed Bastami , Majid Moradikia , Hamid Behroozi , Lajos Hanzo

In this paper, the deployment of an unmanned aerial vehicle (UAV) as a flying base station used to provide on the fly wireless communications to a given geographical area is analyzed. In particular, the co-existence between the UAV, that is…

信息论 · 计算机科学 2016-11-17 Mohammad Mozaffari , Walid Saad , Mehdi Bennis , Merouane Debbah

This paper studies a multi-UAV wireless network, in which multiple UAV users share the same spectrum to send individual messages to their respectively associated ground base stations (GBSs). The UAV users aim to optimize their locations to…

信息论 · 计算机科学 2022-03-14 Haoyun Li , Peiming Li , Jie Xu , Junting Chen , Yong Zeng

The integration of unmanned aerial vehicles (UAVs) into the terrestrial cellular networks is envisioned as one key technology for next-generation wireless communications. In this work, we consider the physical layer security of the…

信号处理 · 电气工程与系统科学 2020-02-19 Sung Joon Maeng , Yavuz Yapıcı , İsmail Güvenç , Huaiyu Dai , Arupjyoti Bhuyan

This letter investigates an uplink power control problem for unmanned aerial vehicles (UAVs) assisted wireless communications. We jointly optimize the UAV's flying altitude, antenna beamwidth, UAV's location and ground terminals' allocated…

In this work, we address the trajectory optimization of a fixed-wing unmanned aerial vehicle (UAV) using free space optical communication (FSOC). Here, we focus on maximizing the flight time of the UAV by considering practical constraints…

信息论 · 计算机科学 2019-12-18 Ju-Hyung Lee , Ki-Hong Park , Young-Chai Ko , Mohamed-Slim Alouini

This paper studies a rechargeable unmanned aerial vehicle (UAV) assisted wireless network, where a UAV is dispatched to disseminate information to a group of ground terminals (GTs) and returns to a recharging station (RS) before the…

网络与互联网体系结构 · 计算机科学 2021-04-29 Yuan Liao , Vasilis Friderikos

Unmanned aerial vehicles (UAVs) are usually dispatched as mobile sinks to assist data collection in large-scale wireless sensor networks (WSNs). However, when considering the limitations of UAV's mobility and communication capabilities in a…

网络与互联网体系结构 · 计算机科学 2021-03-02 Xindi Wang , Chi-Tsun Cheng , Lei Deng , Xiaojing Chen , Fu Xiao

This paper investigates full-duplex unmanned aerial vehicle (UAV) aided small cell wireless systems, where the UAV serving as the base station (BS) is designed to transmit data to the downlink users and receive data from the uplink users…

信息论 · 计算机科学 2019-12-11 Meng Hua , Luxi Yang , Cunhua Pan , Arumugam Nallanathan

Due to their flexible deployment and on-demand mobility, small-scale unmanned aerial vehicles (UAVs) are anticipated to be involved in widespread communication applications in the forthcoming fifth-generation (5G) networks. However, the…

信号处理 · 电气工程与系统科学 2019-06-25 Hui-Ming Wang , Xu Zhang , Jia-Cheng Jiang

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) and a set of distant user equipment (UE). The UAV adopts the…

信息论 · 计算机科学 2019-04-18 Lei Li , Tsung-Hui Chang , Shu Cai

The deployment of unmanned aerial vehicles (UAVs) is proliferating as they are effective, flexible and cost-efficient devices for a variety of applications ranging from natural disaster recovery to delivery of goods. We investigate a…

信号处理 · 电气工程与系统科学 2019-09-30 Ali Rahmati , Seyyedali Hosseinalipour , Yavuz Yapici , Xiaofan He , Ismail Guvenc , Huaiyu Dai , Arupjyoti Bhuyan

Unmanned aerial vehicles (UAVs) have attracted significant interest recently in wireless communication due to their high maneuverability, flexible deployment, and low cost. This paper studies a UAV-enabled wireless network where the UAV is…

信息论 · 计算机科学 2017-04-10 Qingqing Wu , Yong Zeng , Rui Zhang

In this paper, the problem of proactive deployment of cache-enabled unmanned aerial vehicles (UAVs) for optimizing the quality-of-experience (QoE) of wireless devices in a cloud radio access network (CRAN) is studied. In the considered…

The malfunction or interruption of wireless coverage services has been shown to increase the mortality rate during natural disasters. Wireless coverage by an unmanned aerial vehicle (UAV) provides network coverage to ground user devices…

Efficient and precise location of emission sources in an urbanized environment is very important in electronic warfare. Therefore, unmanned aerial vehicles (UAVs) are increasingly used for such tasks. In this paper, we present the…

信号处理 · 电气工程与系统科学 2025-03-25 Jan M. Kelner