English
Related papers

Related papers: Intelligent Reflecting Surface-Enhanced OFDM: Chan…

200 papers

Intelligent reflecting surface (IRS) is of low-cost and energy-efficiency and will be a promising technology for the future wireless communications like sixth generation. To address the problem of conventional directional modulation (DM)…

Information Theory · Computer Science 2020-08-13 Feng Shu , Jiayu Li , Mengxing Huang , Weiping Shi , Yin Teng , Jun Li , Yongpeng Wu , Jiangzhou Wang

In this paper, we consider channel estimation for intelligent reflecting surface (IRS)-assisted millimeter wave (mmWave) systems, where an IRS is deployed to assist the data transmission from the base station (BS) to a user. It is shown…

Signal Processing · Electrical Eng. & Systems 2020-07-15 Peilan Wang , Jun Fang , Huiping Duan , Hongbin Li

Intelligent reflecting surface (IRS) that enables the control of the wireless propagation environment has been looked upon as a promising technology for boosting the spectrum and energy efficiency in future wireless communication systems.…

Signal Processing · Electrical Eng. & Systems 2020-02-26 Samith Abeywickrama , Rui Zhang , Chau Yuen

Intelligent reflecting surfaces (IRSs) are regarded as promising enablers for future millimeter wave (mmWave) wireless communication, due to their ability to create favorable line-of-sight (LoS) propagation environments. In this paper, we…

Information Theory · Computer Science 2020-05-12 Tian Lin , Xianghao Yu , Yu Zhu , Robert Schober

Intelligent reflecting surface (IRS) is envisioned as a promising solution for controlling radio propagation environments in future wireless systems. In this paper, we propose a distributed intelligent reflecting surface (IRS) assisted…

Signal Processing · Electrical Eng. & Systems 2020-11-02 Yashuai Cao , Tiejun Lv , Wei Ni

We investigate the use of an intelligent reflecting surface (IRS) in a millimeter-wave (mmWave) vehicular communication network. An intelligent reflecting surface consists of passive elements, which can reflect the incoming signals with…

Signal Processing · Electrical Eng. & Systems 2020-11-09 Dilin Dampahalage , K. B. Shashika Manosha , Nandana Rajatheva , MattiLatva-aho

Intelligent reflecting surface (IRS) has emerged as a promising technique to enhance wireless communication performance cost effectively. The existing literature has mainly considered IRS being deployed near user terminals to improve their…

Information Theory · Computer Science 2022-05-27 Yuwei Huang , Weidong Mei , Rui Zhang

This paper studies the intelligent reflecting surface (IRS) deployment optimization problem for IRS-enabled integrated sensing and communications (ISAC) systems, in which multiple IRSs are strategically deployed at candidate locations to…

Signal Processing · Electrical Eng. & Systems 2025-09-08 Yilong Chen , Zixiang Ren , Jie Xu , Rui Zhang

Intelligent reflecting surface (IRS) has been widely studied in recent years, it has emerged as a new technology which can reflect the incident signal by intelligently configuring the reflection elements, thus changing the signal…

Information Theory · Computer Science 2024-05-07 Jintao Luo , Sixing Yin

The employment of intelligent reflecting surfaces (IRSs) is a potential and promising solution to increase the spectral and energy efficiency of wireless communication networks. Despite their many advantages, IRS-aided communications have…

Information Theory · Computer Science 2021-03-26 Constantinos Psomas , Ioannis Krikidis

This work addresses the problem of intelligent reflecting surface (IRS) assisted target sensing in a non-line-of-sight (NLOS) scenario, where an IRS is employed to facilitate the radar/access point (AP) to sense the targets when the…

Signal Processing · Electrical Eng. & Systems 2024-07-03 Jilin Wang , Jun Fang , Hongbin Li , Lei Huang

The current literature on intelligent reflecting surface (IRS) focuses on optimizing the IRS phase shifts to yield coherent beamforming gains, under the assumption of perfect channel state information (CSI) of individual IRS-assisted links,…

Information Theory · Computer Science 2021-03-19 Qurrat-Ul-Ain Nadeem , Alessio Zappone , Anas Chaaban

We consider an OFDM transmitter aided by an intelligent reflecting surface (IRS) and propose a novel approach to enhance waveform security by employing time modulation (TM) at the IRS side. By controlling the periodic TM pattern of the IRS…

Signal Processing · Electrical Eng. & Systems 2023-10-23 Zhaoyi Xu , Athina Petropulu

Intelligent reflecting surface (IRS) that enables the control of wireless propagation environment has recently emerged as a promising cost-effective technology for boosting the spectrum and energy efficiency in future wireless communication…

Information Theory · Computer Science 2020-02-25 Samith Abeywickrama , Rui Zhang , Qingqing Wu , Chau Yuen

Low-cost passive intelligent reflecting surfaces (IRSs) have recently been envisioned as a revolutionary technology capable of reconfiguring the wireless propagation environment through carefully tuning reflection elements. This paper…

Signal Processing · Electrical Eng. & Systems 2021-09-14 Zhangjie Peng , Zhenkun Zhang , Cunhua Pan , Li Li , A. Lee Swindlehurst

Wireless powered mobile edge computing (WP-MEC) has been recognized as a promising technique to provide both enhanced computational capability and sustainable energy supply to massive low-power wireless devices. However, its energy…

Signal Processing · Electrical Eng. & Systems 2020-03-13 Tong Bai , Cunhua Pan , Hong Ren , Yansha Deng , Maged Elkashlan , Arumugam Nallanathan

Intelligent reflecting surface (IRS)-aided communication is a promising technology for beyond 5G (B5G) systems, to reconfigure the radio environment proactively. However, IRS-aided communication in practice requires efficient channel…

Information Theory · Computer Science 2021-11-23 Dingyang Ding , Di Wu , Yong Zeng , Shi Jin , Rui Zhang

Channel estimation is a critical task in intelligent reflecting surface (IRS)-assisted wireless systems due to the uncertainties imposed by environment dynamics and rapid changes in the IRS configuration. To deal with these uncertainties,…

Signal Processing · Electrical Eng. & Systems 2022-08-10 Ahmet M. Elbir , Sinem Coleri , Kumar Vijay Mishra

Intelligent reflecting surface (IRS) has emerged as a promising paradigm to improve the capacity and reliability of a wireless communication system by smartly reconfiguring the wireless propagation environment. To achieve the promising…

Signal Processing · Electrical Eng. & Systems 2021-01-12 Yi Wei , Ming-Min Zhao , Min-Jian Zhao , Yunlong Cai

As an excellent aided communication tool, intelligent reflecting surface (IRS) can make a significant rate enhancement and coverage extension. In this paper, we present an investigation on beamforming in an IRS-aided directional modulation…

Signal Processing · Electrical Eng. & Systems 2022-09-30 Yeqing Lin , Rongen Dong , Peng Zhang , Feng Shu , Jiangzhou Wang
‹ Prev 1 4 5 6 7 8 10 Next ›