Over‐the‐air equalization with reconfigurable intelligent surfaces
IET Communications, 2022 Abstract Reconfigurable intelligent surface (RIS)‐empowered communications is on the rise and is a promising technology envisioned to aid in 6G and beyond wireless communication networks. RISs can manipulate impinging waves through their electromagnetic elements enabling some sort of control over the wireless channel. The potential of
Emre Arslan +3 more
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Reconfigurable Intelligent Surface Aided NOMA Networks [PDF]
IEEE Journal on Selected Areas in Communications, 2020 Reconfigurable intelligent surfaces (RISs) constitute a promising performance enhancement for next-generation (NG) wireless networks in terms of enhancing both their spectrum efficiency (SE) and energy efficiency (EE). We conceive a system for serving paired power-domain non-orthogonal multiple access (NOMA) users by designing the passive beamforming ...
Tianwei Hou +5 more
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Reconfigurable Intelligent Surfaces: Channel Characterization and Modeling
Proceedings of the IEEE, 2022 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 sixth generation (6G) wireless communication systems mainly due to its advantages in tuning wireless signals, thus ...
Jie Huang 0004 +7 more
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Reconfigurable intelligent surface design using PIN diodes via rotation technique -Proof of concept
, 2023 International audienceIn this paper, we present the design of a reconfigurable intelligent surface (RIS) operating in the Kaband (27 – 31GHz). The considered RIS operates in reflection mode; thus, it is a reflectarray antenna.
Errico, Raffaele, D +2 more
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Capacity Improvement in Reconfigurable Intelligent Surface Assisted MIMO Communications
IEEE Access, 2021 Reconfigurable intelligent surface (RIS) is thought to be a potential key technique for future wireless communications due to its ability for manipulating the electromagnetic environment smartly.
Jun Yang +4 more
doaj +1 more source
Intelligent Spectrum Learning for Wireless Networks With Reconfigurable Intelligent Surfaces [PDF]
IEEE Transactions on Vehicular Technology, 2021 Reconfigurable intelligent surface (RIS) has become a promising technology for enhancing the reliability of wireless communications, which is capable of reflecting the desired signals through appropriate phase shifts. However, the intended signals that impinge upon an RIS are often mixed with interfering signals, which are usually dynamic and unknown ...
Bo Yang 0035 +5 more
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Reconfigurable Intelligent Surface-Assisted Radar Deception Electronic Counter-Countermeasures
Remote Sensing, 2023 A reconfigurable intelligent surface (RIS) is a promising technology for wireless communication and radar detection, owing to its superior ability to realize smart radio environments. Inspired by previous studies on RISs, this study deals with the use of
Shanshan Zhao +3 more
doaj +1 more source
Probability-Reduction of Geolocation using Reconfigurable Intelligent Surface Reflections
, 2023 With the recent introduction of electromagnetic meta-surfaces and reconfigurable intelligent surfaces, a paradigm shift is currently taking place in the world of wireless communications and related industries.
Headley, William C. +3 more
core
Reconfigurable intelligent surface with high optical-transparency based on metalmesh
Journal of Information and Intelligence, 2023 Reconfigurable intelligent surfaces (RISs) have aroused extensive attentions from academic and wireless communication communities due to their abilities to customize the electromagnetic (EM) characteristics of the propagation channels flexibly and ...
Jing Cheng Liang +3 more
doaj +1 more source
Localization via Multiple Reconfigurable Intelligent Surfaces Equipped with Single Receive RF Chains [PDF]
, 2022 The extra degrees of freedom resulting from the consideration of Reconfigurable Intelligent Surfaces (RISs) for smart signal propagation can be exploited for high accuracy localization and tracking.
Alexandropoulos, G. C., +5 more
core +1 more source