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Reconfigurable intelligent surface (RIS)-assisted communication appears as one of the potential enablers for sixth generation (6G) wireless networks by providing a new way to optimize the communication system performance. This paper aims to…

Signal Processing · Electrical Eng. & Systems 2020-09-01 E. Basar , I. Yildirim

Reconfigurable intelligent surface (RIS)-assisted communication appears as one of the potential enablers for sixth generation (6G) wireless networks by providing a new degree of freedom in the system design to telecom operators.…

Signal Processing · Electrical Eng. & Systems 2021-09-21 E. Basar , I. Yildirim , F. Kilinc

Reconfigurable intelligent surfaces (RISs) have attracted increasing interest from both academia and industry, thanks to their unique features on controlling electromagnetic (EM) waves. Although theoretical models for RIS-empowered…

Information Theory · Computer Science 2024-03-05 Jian Sang , Jifeng Lan , Mingyong Zhou , Boning Gao , Wankai Tang , Xiao Li , Michail Matthaiou , Shi Jin , Marco Di Renzo

While the researchers have set their sights on future wireless networks of 2030, communications through reconfigurable intelligent surfaces (RISs) appears as one of the potential enabling technologies for 6G wireless networking. This…

Information Theory · Computer Science 2021-03-05 E. Basar , I. Yildirim

Reconfigurable intelligent surfaces (RISs) are considered as potential technologies for the upcoming sixth-generation (6G) wireless communication system. Various benefits brought by deploying one or multiple RISs include increased spectrum…

Signal Processing · Electrical Eng. & Systems 2021-04-16 Jiguang He , Nhan Thanh Nguyen , Rafaela Schroeder , Visa Tapio , Joonas Kokkoniemi , Markku Juntti

Reconfigurable intelligent surfaces (RISs) are two dimensional (2D) metasurfaces which can intelligently manipulate electromagnetic waves by low-cost near passive reflecting elements. RIS is viewed as a potential key technology for the…

Signal Processing · Electrical Eng. & Systems 2022-06-07 Jie Huang , Cheng-Xiang Wang , Yingzhuo Sun , Rui Feng , Jialing Huang , Bolun Guo , Zhimeng Zhong , Tie Jun Cui

One of the most critical aspects of enabling next-generation wireless technologies is developing an accurate and consistent channel model to be validated effectively with the help of real-world measurements. From this point of view,…

Signal Processing · Electrical Eng. & Systems 2022-01-19 Ibrahim Yildirim , Ertugrul Basar

Reconfigurable intelligent surface (RIS)-empowered communication is one of the promising 6G technologies that allows the conversion of the wireless channel into an intelligent transmit entity by manipulating the impinging waves using…

Information Theory · Computer Science 2020-09-01 I. Yildirim , A. Uyrus , E. Basar

Reconfigurable intelligent surface (RIS)-empowered communication, has been considered widely as one of the revolutionary technologies for next generation networks. However, due to the novel propagation characteristics of RISs, underlying…

Information Theory · Computer Science 2023-05-16 Jian Sang , Mingyong Zhou , Jifeng Lan , Boning Gao , Wankai Tang , Xiao Li , Shi Jin , Ertugrul Basar , Cen Li , Qiang Cheng , Tie Jun Cui

The reconfigurable intelligent surface (RIS) with low hardware cost and energy consumption has been recognized as a potential technique for future 6G communications to enhance coverage and capacity. To achieve this goal, accurate channel…

Information Theory · Computer Science 2021-01-26 Xiuhong Wei , Decai Shen , Linglong Dai

Reconfigurable intelligent surfaces (RISs), with the potential to realize a smart radio environment, have emerged as an energy-efficient and a cost-effective technology to support the services and demands foreseen for coming decades. By…

Information Theory · Computer Science 2021-07-13 Sarah Basharat , Syed Ali Hassan , Haris Pervaiz , Aamir Mahmood , Zhiguo Ding , Mikael Gidlund

The demanding objectives for the future sixth generation (6G) of wireless communication networks have spurred recent research efforts on novel materials and radio-frequency front-end architectures for wireless connectivity, as well as…

Information Theory · Computer Science 2022-03-08 Mengnan Jian , George C. Alexandropoulos , Ertugrul Basar , Chongwen Huang , Ruiqi Liu , Yuanwei Liu , Chau Yuen

Reconfigurable Intelligent Surfaces (RIS) constitute a promising technology that could fulfill the extreme performance and capacity needs of the upcoming 6G wireless networks, by offering software-defined control over wireless propagation…

Can the smart radio environment paradigm measurably enhance the performance of contemporary urban macrocells? In this study, we explore the impact of reconfigurable intelligent surfaces (RISs) on a real-world sub-6 GHz MIMO channel. A…

Signal Processing · Electrical Eng. & Systems 2023-11-30 James Rains , Anvar Tukmanov , Qammer Abbasi , Muhammad Imran

Recently there has been a flurry of research on the use of reconfigurable intelligent surfaces (RIS) in wireless networks to create smart radio environments. In a smart radio environment, surfaces are capable of manipulating the propagation…

Signal Processing · Electrical Eng. & Systems 2020-05-05 Mohamed A. ElMossallamy , Hongliang Zhang , Lingyang Song , Karim G. Seddik , Zhu Han , Geoffrey Ye Li

In this paper, we survey state-of-the-art research outcomes in the burgeoning field of reconfigurable intelligent surface (RIS) in view of its potential for significant performance enhancement for next generation wireless communication…

Signal Processing · Electrical Eng. & Systems 2020-10-16 Miguel Dajer , Zhengxiang Ma , Leonard Piazzi , Narayan Prasad , Xiao-Feng Qi , Baoling Sheen , Jin Yang , Guosen Yue

Reconfigurable intelligent surface (RIS) has recently gained significant interest as an emerging technology for future wireless networks thanks to its potential for improving the coverage probability in challenging propagation environments.…

Information Theory · Computer Science 2023-09-08 Trinh Van Chien , Lam Thanh Tu , Waqas Khalid , Heejung Yu , Symeon Chatzinotas , Marco Di Renzo

The march towards 6G is accelerating and future wireless network architectures require enhanced performance along with significant coverage especially, to combat impairments on account of the wireless channel. Reconfigurable intelligent…

Signal Processing · Electrical Eng. & Systems 2023-08-16 Emre Arslan , Fatih Kilinc , Ertugrul Basar , Huseyin Arslan

Reconfigurable intelligent surface (RIS)-aided near-field communications is investigated. First, the necessity of investigating RIS-aided near-field communications and the advantages brought about by the unique spherical-wave-based…

Information Theory · Computer Science 2024-03-05 Xidong Mu , Jiaqi Xu , Yuanwei Liu , Lajos Hanzo

Reconfigurable intelligent surfaces (RISs) are regarded as a promising emerging hardware technology to improve the spectrum and energy efficiency of wireless networks by artificially reconfiguring the propagation environment of…

Information Theory · Computer Science 2020-08-18 Xiaojun Yuan , Ying-Jun Angela Zhang , Yuanming Shi , Wenjing Yan , Hang Liu
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