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相关论文: Mobile-IRS Assisted Next Generation UAV Communicat…

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In this paper, we consider the application of intelligent reflecting surface (IRS) in unmanned aerial vehicle (UAV)-based orthogonal frequency division multiple access (OFDMA) communication systems, which exploits both the significant…

信息论 · 计算机科学 2020-10-13 Zhiqiang Wei , Yuanxin Cai , Zhuo Sun , Derrick Wing Kwan Ng , Jinhong Yuan , Mingyu Zhou , Lixin Sun

Intelligent reflecting surfaces (IRSs) are emerging as promising enablers for the next generation of wireless communication systems, because of their ability to customize favorable radio propagation environments. However, with the…

信息论 · 计算机科学 2021-11-25 Dongfang Xu , Xianghao Yu , Derrick Wing Kwan Ng , Robert Schober

Intelligent reflecting surface (IRS)-assisted unmanned aerial vehicle (UAV) communications are expected to alleviate the load of ground base stations in a cost-effective way. Existing studies mainly focus on the deployment and resource…

信息论 · 计算机科学 2023-12-11 Zhaolong Ning , Hao Hu , Xiaojie Wang , Qingqing Wu , Chau Yuen , F. Richard Yu , Yan Zhang

In this letter, we study the secure communication problem in the unmanned aerial vehicle (UAV) enabled networks aided by an intelligent reflecting surface (IRS) from the physical-layer security perspective. Specifically, the IRS is deployed…

信息论 · 计算机科学 2020-11-10 Wen Wang , Hui Tian , Wanli Ni , Meihui Hua

Unmanned aerial vehicles (UAVs) are envisioned to be extensively employed for assisting wireless communications in Internet of Things (IoT) applications. On the other hand, terahertz (THz) enabled intelligent reflecting surface (IRS) is…

信息论 · 计算机科学 2022-04-04 Milad Tatar Mamaghani , Yi Hong

Intelligent reflecting surfaces (IRSs) are considered a promising technology that can smartly reconfigure the wireless environment to enhance the performance of future wireless networks. However, the deployment of IRSs still faces…

网络与互联网体系结构 · 计算机科学 2022-11-08 Faisal Naeem , Georges Kaddoum , Saud Khan , Komal S. Khan

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

Low-altitude network is a key enabler for extending coverage and recovering connectivity in 6G systems, especially when terrestrial infrastructure is unavailable. This paper studies a uncrewed aerial vehicle (UAV)-mounted rotatable…

信号处理 · 电气工程与系统科学 2026-03-03 Zhenwei Jiang , Ziyuan Zheng , Qingqing Wu , Jing Xu , Weiren Zhu , Wen Chen

In this paper, the efficient deployment and mobility of multiple unmanned aerial vehicles (UAVs), used as aerial base stations to collect data from ground Internet of Things (IoT) devices, is investigated. In particular, to enable reliable…

信息论 · 计算机科学 2017-09-13 Mohammad Mozaffari , Walid Saad , Mehdi Bennis , Merouane Debbah

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

It is widely accepted that integrating intelligent reflecting surfaces (IRSs) with unmanned aerial vehicles (UAV) or drones can assist wireless networks in improving network coverage and end user Quality of Service (QoS). However, the…

网络与互联网体系结构 · 计算机科学 2023-11-16 Xinyuan Wu , Vasilis Friderikos

Intelligent reflective surfaces (IRSs) capable of reconfiguring their electromagnetic absorption and reflection properties in real-time are offering unprecedented opportunities to enhance wireless communication experience in challenging…

网络与互联网体系结构 · 计算机科学 2020-02-03 Dong Ma , Ming Ding , Mahbub Hassan

With increasing interest in mmWave and THz communication systems, an unmanned aerial vehicle (UAV)-mounted intelligent reflecting surface (IRS) has been suggested as a key enabling technology to establish robust line-of-sight (LoS)…

信号处理 · 电气工程与系统科学 2023-10-02 Doyoung Kim , Seongah Jeong , Jinkyu Kang

Reconfigurable intelligent surfaces (RIS) enable smart wireless environments by dynamically controlling signal propagation to enhance communication and localization. Unmanned aerial vehicles (UAVs) can act as flying base stations and thus,…

系统与控制 · 电气工程与系统科学 2025-11-11 Anupam Mondal , Priyadarshi Mukherjee , Sasthi C. Ghosh

The recent trend towards the high-speed transportation system has spurred the development of high-speed trains (HSTs). However, enabling HST users with seamless wireless connectivity using the roadside units (RSUs) is extremely challenging,…

网络与互联网体系结构 · 计算机科学 2023-10-27 Yu Min Park , Yan Kyaw Tun , Zhu Han , Choong Seon Hong

In this paper, we consider that the unmanned aerial vehicles (UAVs) with attached intelligent reflecting surfaces (IRSs) play the role of flying reflectors that reflect the signal of users to the destination, and utilize the power-domain…

信号处理 · 电气工程与系统科学 2021-11-09 Hussein M. Hariz , Saeed Sheikhzadeh , Nader Mokari , Mohammad R. Javan , B. Abbasi-Arand , Eduard A. Jorswieck

As a physical layer security technology, directional modulation (DM) can be combined with intelligent reflect-ing surface (IRS) to improve the security of drone communications. In this paper, a directional modulation scheme assisted by the…

信号处理 · 电气工程与系统科学 2024-10-08 Maolin Li , Wei Gao , Qi Wu , Feng Shu , Cunhua Pan , Di Wu

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

Prior studies on intelligent reflecting surface (IRS) have mostly considered wireless communication systems aided by a single passive IRS, which, however, has limited control over wireless propagation environment and suffers severe…

信息论 · 计算机科学 2023-01-09 Yunpu Zhang , Changsheng You , Beixiong Zheng

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