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Intelligent reflecting surfaces (IRSs) with the ability to reconfigure inherent electromagnetic reflection and absorption characteristics in real-time provide unparalleled prospects to improve wireless connectivity in adverse circumstances.…

Signal Processing · Electrical Eng. & Systems 2022-05-18 Mobasshir Mahbub , Raed M. Shubair

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…

Signal Processing · Electrical Eng. & Systems 2022-08-31 Liang Wang , Kezhi Wang , Cunhua Pan , Nauman Aslam

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…

Information Theory · Computer Science 2023-01-03 Hyesang Cho , Junil Choi

This study investigates the integration of an intelligent reflecting surface (IRS) into an unmanned aerial vehicle (UAV) platform to utilize the advantages of these leading technologies for sixth-generation communications, e.g., improved…

Signal Processing · Electrical Eng. & Systems 2024-05-22 Hung Nguyen-Kha , Hieu V. Nguyen , Mai T. P. Le , Oh-Soon Shin

In this paper, a novel approach that uses an unmanned aerial vehicle (UAV)-carried intelligent reflector (IR) is proposed to enhance the performance of millimeter wave (mmW) networks. In particular, the UAV-IR is used to intelligently…

Information Theory · Computer Science 2019-08-21 Qianqian Zhang , Walid Saad , Mehdi Bennis

Prior research on intelligent reflection surface (IRS)-assisted unmanned aerial vehicle (UAV) communications has focused on a fixed location for the IRS or mounted on a UAV. The assumption that the IRS is located at a fixed position will…

Information Theory · Computer Science 2022-07-11 Hazim Shakhatreh , Ahmad Sawalmeh , Ali H Alenezi , Sharief Abdel-Razeq , Muhannad Almutiry , Ala Al-Fuqaha

Intelligent reflecting surface (IRS) can smartly adjust the wavefronts in terms of phase, frequency, amplitude and polarization via passive reflections and without any need of radio frequency (RF) chains. It is envisaged as an emerging…

Signal Processing · Electrical Eng. & Systems 2023-06-29 Syed Agha Hassnain Mohsan , Yanlong Li

In this paper, a novel communication framework that uses an unmanned aerial vehicle (UAV)-carried intelligent reflector (IR) is proposed to enhance multi-user downlink transmissions over millimeter wave (mmWave) frequencies. In order to…

Information Theory · Computer Science 2020-11-04 Qianqian Zhang , Walid Saad , Mehdi Bennis

Unmanned aerial vehicles (UAVs) have brought a lot of flexibility in the network deployment. However, UAVs suffer from the high mobility and instability. To improve the capacity and reliability of the UAV networks, millimeter-wave (mmWave)…

Information Theory · Computer Science 2021-08-09 Lisi Jiang , Hamid Jafarkhani

The advent of Intelligent Reflecting Surfaces (IRS) and Unmanned Aerial Vehicles (UAVs) is setting a new benchmark in the field of wireless communications. IRS, with their groundbreaking ability to manipulate electromagnetic waves, have…

Robotics · Computer Science 2024-07-03 Zina Chkirbene , Ala Gouissem , Ridha Hamila , Devrim Unal

In this paper, unmanned aerial vehicles (UAVs) and intelligent reflective surface (IRS) are utilized to support terahertz (THz) communications. To this end, the joint optimization of UAV's trajectory, the phase shift of IRS, the allocation…

Signal Processing · Electrical Eng. & Systems 2021-03-02 Yijin Pan , Kezhi Wang , Cunhua Pan , Huiling Zhu , Jiangzhou Wang

Both unmanned aerial vehicles (UAVs) and intelligent reflecting surfaces (IRS) are gaining traction as transformative technologies for upcoming wireless networks. The IRS-aided UAV communication, which introduces IRSs into UAV…

Signal Processing · Electrical Eng. & Systems 2022-12-13 Anas Alkhatieb , Khaled Rabie , Xingwang Li , Galymzhan Nauryzbayev , Ramez Alkhatib

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…

Information Theory · Computer Science 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…

Information Theory · Computer Science 2022-04-04 Milad Tatar Mamaghani , Yi Hong

Intelligent reflecting surface (IRS) and unmanned aerial vehicle (UAV) have emerged as two promising technologies to boost the performance of wireless communication networks, by proactively altering the wireless communication channels via…

Information Theory · Computer Science 2021-03-30 Changsheng You , Zhenyu Kang , Yong Zeng , Rui Zhang

This paper presents a theoretical framework to analyze the performance of integrated unmanned aerial vehicle (UAV)-intelligent reflecting surface (IRS) relaying system in which IRS provides an additional degree of freedom combined with the…

Signal Processing · Electrical Eng. & Systems 2020-06-22 Taniya Shafique , Hina Tabassum , Ekram Hossain

As a means to control wireless propagation environments, the use of emerging and novel intelligent reflecting surfaces (IRS) is envisioned to enhance and broaden many applications in future wireless networks. This paper is concerned with a…

Signal Processing · Electrical Eng. & Systems 2020-03-23 Dian-Wu Yue , Ha H. Nguyen , Yu Sun

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…

Information Theory · Computer Science 2023-12-11 Zhaolong Ning , Hao Hu , Xiaojie Wang , Qingqing Wu , Chau Yuen , F. Richard Yu , Yan Zhang

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…

Networking and Internet Architecture · Computer Science 2020-02-03 Dong Ma , Ming Ding , Mahbub Hassan

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…

Signal Processing · Electrical Eng. & Systems 2026-03-03 Zhenwei Jiang , Ziyuan Zheng , Qingqing Wu , Jing Xu , Weiren Zhu , Wen Chen
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