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相关论文: Optimal Resource Allocation for Multi-UAV Assisted…

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This letter introduces a novel unmanned aerial vehicle (UAV)-intelligent reflecting surface (IRS) structure into near-field localization systems to enhance the design flexibility of IRS, thereby obtaining additional performance gains.…

信号处理 · 电气工程与系统科学 2024-04-25 Hanfu Zhang , Yidan Mei , Erwu Liu , Rui Wang

In this paper, we study the resource allocation and trajectory design for energy-efficient secure unmanned aerial vehicle (UAV) communication systems where a UAV base station serves multiple legitimate ground users in the existence of a…

信息论 · 计算机科学 2019-01-29 Yuanxin Cai , Zhiqiang Wei , Ruide Li , Derrick Wing Kwan Ng , Jinhong Yuan

Cooperative reconfigurable intelligent surfaces (RISs) are promising technologies for 6G networks to support a great number of users. Compared with the fixed RISs, the properly deployed RISs may improve the communication performance with…

信号处理 · 电气工程与系统科学 2025-09-16 Hongyang Pan , Yanheng Liu , Geng Sun , Qingqing Wu , Tierui Gong , Pengfei Wang , Dusit Niyato , Chau Yuen

In this paper, we investigate the resource allocation design for multicarrier (MC) systems employing a solar powered unmanned aerial vehicle (UAV) for providing communication services to multiple downlink users. We study the joint design of…

信息论 · 计算机科学 2018-01-23 Yan Sun , Derrick Wing Kwan Ng , Dongfang Xu , Linglong Dai , Robert Schober

In this paper, we study the problem of joint active and passive beamforming for reconfigurable intelligent surface (RIS)-assisted massive multiple-input multiple-output systems towards the extension of the wireless cellular coverage in 3D,…

信号处理 · 电气工程与系统科学 2023-12-18 Yu Tian , Ahmed Alhammadi , Jiguang He , Aymen Fakhreddine , Faouzi Bader

In this paper, a rate-splitting multiple access (RSMA) based joint optimization framework for the space-air-ground integrated network (SAGIN) is proposed, where the satellite and base stations employ uniform planar array (UPA) antennas for…

信号处理 · 电气工程与系统科学 2026-03-31 Jian He , Cong Zhou , Shuo Shi

This work studies the joint problem of power and trajectory optimization in an unmanned aerial vehicle (UAV)-enabled mobile relaying system. In the considered system, in order to provide convenient and sustainable energy supply to the UAV…

信息论 · 计算机科学 2022-10-17 Ming-Min Zhao , Qingjiang Shi , Min-Jian Zhao

Unmanned aerial vehicles (UAV) have emerged as a practical solution that provides on-demand services to users in areas where the terrestrial network is non-existent or temporarily unavailable, e.g., due to natural disasters or network…

信号处理 · 电气工程与系统科学 2023-05-09 Asad Mahmood , Thang X. Vu , Symeon Chatzinotas , Björn Ottersten

Unmanned aerial vehicles (UAVs) have been successfully adopted to enhance the flexibility and robustness of wireless communication networks. And recently, the reconfigurable intelligent surface (RIS) technology has been paid increasing…

系统与控制 · 电气工程与系统科学 2023-01-02 Mohsen Eskandari , Hailong Huang , Andrey V. Savkin , Wei Ni

Reconfigurable intelligent surfaces (RISs) are expected to make future 6G networks more connected and resilient against node failures, due to their ability to introduce controllable phase-shifts onto impinging electromagnetic waves and…

信息论 · 计算机科学 2023-08-22 Mohammed S. Al-Abiad , Mohammad Javad-Kalbasi , Shahrokh Valaee

This paper investigates the problem of resource allocation for a wireless communication network with distributed reconfigurable intelligent surfaces (RISs). In this network, multiple RISs are spatially distributed to serve wireless users…

信号处理 · 电气工程与系统科学 2020-05-04 Zhaohui Yang , Mingzhe Chen , Walid Saad , Wei Xu , Mohammad Shikh-Bahaei , H. Vincent Poor , Shuguang Cui

Unmanned aerial vehicle (UAV) holds immense potential in integrated sensing and communication (ISAC) systems for the Internet of Things (IoT). In this paper, we propose a UAV-aided ISAC framework and investigate three robust power…

系统与控制 · 电气工程与系统科学 2023-10-26 Junchang Sun , Shuai Ma , Ruixin Yang , Yang Tingting , Shiyin Li

Unmanned aerial vehicles (UAVs) play an essential role in future wireless communication networks due to their high mobility, low cost, and on-demand deployment. In air-to-ground links, UAVs are widely used to enhance the performance of…

信息论 · 计算机科学 2024-06-11 Hongjiang Lei , Dongyang Meng , Haoxiang Ran , Ki-Hong Park , Gaofeng Pan , Mohamed-Slim Alouini

Unmanned aerial vehicles (UAVs) have steadily gained attention to overcome the harsh propagation loss and blockage issue of millimeter-wave communication. However, UAV communication systems suffer from energy consumption, which limits the…

信息论 · 计算机科学 2023-01-03 Hyesang Cho , Junil Choi

As the integration of unmanned aerial vehicles (UAVs) into visible light communications (VLC) can offer many benefits for massive-connectivity applications and services in 5G and beyond, this work considers a UAV-assisted VLC using…

机器学习 · 计算机科学 2021-01-12 Quoc-Viet Pham , Thien Huynh-The , Mamoun Alazab , Jun Zhao , Won-Joo Hwang

Due to the fact that the locations of base stations (BSs) cannot be changed after they are installed, it is very difficult to communicate directly with remote user equipment (UE), which will directly affect the lifespan of the system.…

信号处理 · 电气工程与系统科学 2024-03-26 Xueqi Zhang , Aimin Wang , Geng Sun , Lingling Liu , Jing Zhang

This paper investigates the problem of resource allocation for joint communication and radar sensing system on rate-splitting multiple access (RSMA) based unmanned aerial vehicle (UAV) system. UAV simultaneously communicates with multiple…

信息论 · 计算机科学 2021-07-13 Yuwei Li , Wanli Ni , Hui Tian , Meihui Hua , Shaoshuai Fan

In this paper, we investigate resource allocation design for unmanned aerial vehicle (UAV)-enabled communication systems, where a UAV is dispatched to provide communications to multiple user nodes. Our objective is to maximize the…

信息论 · 计算机科学 2018-09-06 Ruide Li , Zhiqiang Wei , Lei Yang , Derrick Wing Kwan Ng , Nan Yang , Jinhong Yuan , Jianping An

This paper proposes an innovative approach by leveraging uncrewed aerial vehicles (UAVs) as base stations (BSs) and a high-altitude platform station (HAPS) as the central processing unit (CPU) in an integrated sensing and communication…

信号处理 · 电气工程与系统科学 2025-07-22 Parisa Kanani , Mohammad Javad Omidi , Mahmoud Modarres-Hashemi , Halim Yanikomeroglu

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…

信号处理 · 电气工程与系统科学 2022-03-25 Zhiyuan Zhai , Xinhong Dai , Bin Duo , Xin Wang , Xiaojun Yuan