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This paper proposes an intelligent reflecting surface (IRS) assisted integrated sensing and communication (ISAC) system operating at the millimeter-wave (mmWave) band. Specifically, the ISAC system combines communication and radar…

信号处理 · 电气工程与系统科学 2024-04-10 Zhengyu Zhu , Zheng Li , Zheng Chu , Gangcan Sun , Wanming Hao , Pei Xiao , Inkyu Lee

We introduce a novel system setup where a backscatter device operates in the presence of an intelligent reflecting surface (IRS). In particular, we study the bistatic backscatter communication (BackCom) system assisted by an IRS. The phase…

信息论 · 计算机科学 2020-09-16 Xiaolun Jia , Jun Zhao , Xiangyun Zhou , Dusit Niyato

Integrated sensing and communication (ISAC) has emerged as a pivotal technology for advancing low-altitude wireless networks (LAWNs), serving as a critical enabler for next-generation communication systems. This paper investigates the…

信号处理 · 电气工程与系统科学 2025-07-29 Jun Wu , Weijie Yuan , Qingqing Cheng , Haijia Jin

Unmanned aerial vehicles (UAVs) have attracted a lot of research attention because of their high mobility and low cost in serving as temporary aerial base stations (BSs) and providing high data rates for next-generation communication…

信息论 · 计算机科学 2022-02-03 Hongyang Du , Dusit Niyato , Yuan-ai Xie , Yanyu Cheng , Jiawen Kang , Dong In Kim

This paper proposes a new three dimensional (3D) networking architecture enabled by aerial intelligent reflecting surface (AIRS) to achieve panoramic signal reflection from the sky. Compared to the conventional terrestrial IRS, AIRS not…

信息论 · 计算机科学 2020-01-22 Haiquan Lu , Yong Zeng , Shi Jin , Rui Zhang

Intelligent Transportation Systems are thriving thanks to a wide range of technological advances, namely 5G communications, Internet of Things, artificial intelligence and edge computing. Central to this is the wide deployment of smart…

图像与视频处理 · 电气工程与系统科学 2021-08-26 Ahmed Al-Hilo , Moataz Samir , Mohamed Elhattab , Chadi Assi , Sanaa Sharafeddine

Conventional active array radars often jointly design the transmit and receive beamforming for effectively suppressing interferences. To further promote the interference suppression performance, this paper introduces a reconfigurable…

信号处理 · 电气工程与系统科学 2024-01-30 Shengyao Chen , Qi Feng , Longyao Ran , Feng Xi , Zhong Liu

This paper investigates unmanned aerial vehicle (UAV)-mounted intelligent reflecting surfaces (IRS) to leverage the benefits of this technology for future communication networks, such as 6G. Key advantages include enhanced spectral and…

信号处理 · 电气工程与系统科学 2025-11-04 Mohammad Javad Zakavi , Mahtab Mirmohseni , Farid Ashtiani , Masoumeh Nasiri-Kenari

Non-orthogonal multiple access (NOMA) is a promising technology for next-generation wireless communication systems due to its enhanced spectral efficiency. In this paper, we consider an uplink NOMA system operating together with a…

This paper investigates the optimization of beamforming design in a system with integrated sensing and communication (ISAC), where the base station (BS) sends signals for simultaneous multiuser communication and radar sensing. We aim at…

信息论 · 计算机科学 2022-04-27 Zhenyao He , Wei Xu , Hong Shen , Yongming Huang , Huahua Xiao

Compared to traditional electromagnetic stealth (ES) materials, which are effective only within specific frequencies and orientations, intelligent reflecting surface (IRS) technology introduces a novel paradigm for achieving dynamic and…

信号处理 · 电气工程与系统科学 2025-03-10 Qingjie Wu , Beixiong Zheng , Guangchi Zhang , Derrick Wing Kwan Ng , A. Lee Swindlehurst

Being a key technology for beyond fifth-generation wireless systems, joint communication and radar sensing (JCAS) utilizes the reflections of communication signals to detect foreign objects and deliver situational awareness. A…

系统与控制 · 电气工程与系统科学 2022-07-28 Shuyan Hu , Xin Yuan , Wei Ni , Xin Wang

Intelligent reflecting surface (IRS) has been regarded as a promising and revolutionary technology for future wireless communication systems owing to its capability of tailoring signal propagation environment in an…

信号处理 · 电气工程与系统科学 2022-04-14 Wenhao Cai , Rang Liu , Ming Li , Yang Liu , Qingqing Wu , Qian Liu

To improve the anti-jamming ability of the UAV-aided communication systems, this paper investigates the channel selection optimization problem in face of both internal mutual interference and external malicious jamming. A cooperative…

信息论 · 计算机科学 2021-09-21 Yueyue Su , Nan Qi , Zanqi Huang , Rugui Yao , Luliang Jia

We study dual-unmanned aerial vehicle (UAV) jamming-aided secure communication networks, in which one UAV delivers confidential data to multiple ground users (GUs), while a cooperative UAV provides protective interference against a ground…

系统与控制 · 电气工程与系统科学 2026-01-29 Xinran Wang , Peng Wu , Xiaopeng Yuan , Yulin Hu , Anke Schmeink

Advances in the Internet of Things are revolutionizing data acquisition, enhancing artificial intelligence and quality of service. Unmanned Aerial Vehicles (UAVs) provide an efficient data-gathering solution across varied environments. This…

网络与互联网体系结构 · 计算机科学 2025-04-14 Priyavrat Dev Sharma , Ibrahim Sorkhoh , Muthucumaru Maheswaran

Unmanned aerial vehicles (UAVs) are expected to be an integral part of wireless networks. In this paper, we aim to find collision-free paths for multiple cellular-connected UAVs, while satisfying requirements of connectivity with ground…

机器学习 · 计算机科学 2021-04-19 Xueyuan Wang , M. Cenk Gursoy , Tugba Erpek , Yalin E. Sagduyu

Over-the-air computation (AirComp) becomes a promising approach for fast wireless data aggregation via exploiting the superposition property in a multiple access channel. To further overcome the unfavorable signal propagation conditions for…

信息论 · 计算机科学 2019-05-01 Tao Jiang , Yuanming Shi

In this paper, we consider an active reconfigurable intelligent surface (RIS)-aided unmanned aerial vehicle(UAV)-enabled simultaneous wireless information and power transfer(SWIPT) system with multiple ground users. Compared with the…

信号处理 · 电气工程与系统科学 2023-08-21 Zhangjie Peng , Ruijing Liu , Cunhua Pan , Zhenkun Zhang , Jiangzhou Wang

Wireless devices can be easily attacked by jammers during transmission, which is a potential security threat for wireless communications. Active reconfigurable intelligent surface (RIS) attracts considerable attention and is expected to be…

信息论 · 计算机科学 2024-06-17 Yang Cao , Wenchi Cheng , Jingqing Wang , Wei Zhang