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相关论文: Resource Allocation for Intelligent Reflecting Sur…

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Intelligent reflecting surface (IRS) has been recognized as a powerful technology for boosting communication performance. To reduce manufacturing and control costs, it is preferable to consider discrete phase shifts (DPSs) for IRS, which…

信息论 · 计算机科学 2023-11-07 Guojie Hu , Qingqing Wu , Dognhui Xu , Kui Xu , Jiangbo Si , Yunlong Cai , Naofal Al-Dhahir

Intelligent reflecting surfaces (IRSs) are revolutionary enablers for next-generation wireless communication networks, with the ability to customize the radio propagation environment. To fully exploit the potential of IRS-assisted wireless…

信息论 · 计算机科学 2020-10-12 Yifan Ma , Yifei Shen , Xianghao Yu , Jun Zhang , S. H. Song , Khaled B. Letaief

To reap the active and passive beamforming gain in an intelligent reflecting surface (IRS)-aided wireless network, a typical way is to first acquire the channel state information (CSI) relying on the pilot signal, and then perform the joint…

系统与控制 · 电气工程与系统科学 2024-04-09 Taotao Ji , Meng Hua , Chunguo Li , Yongming Huang , Luxi Yang

This paper investigates a wireless-powered hybrid reflecting intelligent surface (hybrid RIS)-assisted multiple access system, where the RIS can harvest energy from energy station (ES) transmitted radio frequency signal (RF), and each…

信号处理 · 电气工程与系统科学 2024-02-20 Mingang Yuan , Wenzhe Zhang , Gaofei Huang

Electronic countermeasure (ECM) technology plays a critical role in modern electronic warfare, which can interfere with enemy radar detection systems by noise or deceptive signals. However, the conventional active jamming strategy incurs…

信息论 · 计算机科学 2024-05-14 Haozhe Wang , Beixiong Zheng , Xiaodan Shao , Rui Zhang

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…

信号处理 · 电气工程与系统科学 2021-09-14 Zhangjie Peng , Zhenkun Zhang , Cunhua Pan , Li Li , A. Lee Swindlehurst

In this paper, we study the optimal resource allocation algorithm design for large intelligent reflecting surface (IRS)-assisted simultaneous wireless information and power transfer (SWIPT) systems. To facilitate efficient system design for…

信息论 · 计算机科学 2021-04-09 Dongfang Xu , Vahid Jamali , Xianghao Yu , Derrick Wing Kwan Ng , Robert Schober

The integration of mobile edge computing (MEC) and wireless power transfer (WPT) technologies has recently emerged as an effective solution for extending battery life and increasing the computing power of wireless devices. In this paper, we…

网络与互联网体系结构 · 计算机科学 2020-02-25 Yuegui Chen , Suzhi Bi , Xian Li , Xiaohui Lin , Hui Wang

This paper studies an intelligent reflecting surface (IRS)-aided multiple-input-multiple-output (MIMO) full-duplex (FD) wireless-powered communication network (WPCN), where a hybrid access point (HAP) operating in FD broadcasts energy…

信息论 · 计算机科学 2022-09-14 Meng Hua , Qingqing Wu

Intelligent reflecting surfaces (IRS) have emerged as a promising technology to enhance the performance of wireless communication systems. By actively manipulating the wireless propagation environment, IRS enables efficient signal…

信号处理 · 电气工程与系统科学 2023-08-21 Chandan Kumar Sheemar , Sourabh Solanki , Jorge Querol , Sumit Kumar , Symeon Chatzinotas

In this paper, we study the performance of an energy efficient wireless communication system, assisted by a finite-element-intelligent reflecting surface (IRS). With no instantaneous channel state information (CSI) at the transmitter, we…

信息论 · 计算机科学 2022-05-18 Aaqib Bulla , Shahid M Shah

A spurt of progress in wireless power transfer (WPT) and mobile edge computing (MEC) provides a promising approach for Industrial Internet of Things (IIoT) to enhance the quality and productivity of manufacturing. Scheduling in such a…

信号处理 · 电气工程与系统科学 2019-09-06 Hao Wu , Xinchen Lyu , Hui Tian

The advent of Reconfigurable Intelligent Surfaces (RISs) in wireless communication networks unlocks the way to support high frequency radio access (e.g. in millimeter wave) while overcoming their sensitivity to the presence of deep fading…

信息论 · 计算机科学 2022-05-31 Fatima Ezzahra Airod , Mattia Merluzzi , Paolo Di Lorenzo , Emilio Calvanese Strinati

Intelligent reflecting surfaces (IRSs) tune wireless environments to increase spectrum and energy efficiencies. In view of much recent attention to the IRS concept as a promising technology for 6G wireless communications, we present a…

信号处理 · 电气工程与系统科学 2019-11-05 Jun Zhao

Intelligent reflection surface (IRS) is emerging as a promising technique for future wireless communications. Considering its excellent capability in customizing the channel conditions via energy-focusing and energy-nulling, it is an ideal…

信息论 · 计算机科学 2021-08-31 Shihao Yan , Xiaobo Zhou , Derrick Wing Kwan Ng , Jinhong Yuan , Naofal Al-Dhahir

Intelligent reflecting surface (IRS), composed of a large number of hardware-efficient passive elements, is deemed as a potential technique for future wireless communications since it can adaptively enhance the propagation environment. In…

信号处理 · 电气工程与系统科学 2021-01-27 Wanning Yang , Hongyu Li , Ming Li , Yang Liu , Qian Liu

In the forthcoming 6G era, Future Public transport vehicles (F-PTV), such as buses, trains, etc. will be designed to cater to the communication needs of the commuters that will carry numerous smart devices (smartphones, e-bands etc.). These…

网络与互联网体系结构 · 计算机科学 2021-02-18 Shan Jaffry

Intelligent reflecting surface (IRS) has emerged as a key enabling technology to realize smart and reconfigurable radio environment for wireless communications, by digitally controlling the signal reflection via a large number of passive…

信息论 · 计算机科学 2022-02-02 Beixiong Zheng , Changsheng You , Weidong Mei , Rui Zhang

Intelligent Reflecting Surfaces (IRS) are anticipated to serve as a key cornerstone of future wireless networks, providing an unmatched capability to deterministically shape electromagnetic wave propagation. Despite this potential, most…

网络与互联网体系结构 · 计算机科学 2025-12-02 Fatih E. Bilgen , A. Sila Okcu , O. Tansel Baydas , Ozgur B. Akan

Intelligent reflecting surface (IRS) has been widely recognized as an efficient technique to reconfigure the electromagnetic environment in favor of wireless communication performance. In this paper, we propose a new application of IRS for…

信号处理 · 电气工程与系统科学 2023-01-24 Peilan Wang , Weidong Mei , Jun Fang , Rui Zhang