Recent Progress in Reconfigurable and Intelligent Metasurfaces: A Comprehensive Review of Tuning Mechanisms, Hardware Designs, and Applications (Adv. Sci. 33/2022)
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DOI: 10.1002/advs.202203747
Abstract: Intelligent metasurfaces have gained significant importance in recent years due to their ability to dynamically manipulate electromagnetic (EM) waves. Their multifunctional characteristics, realized by incorporating active elements into the metasurface designs, have huge potential in… read more here.
Keywords: recent progress; mechanisms hardware; intelligent metasurfaces; tuning mechanisms ... See more keywords
A 1-bit reconfigurable intelligent metasurface-based antenna design for 5G application
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DOI: 10.1017/s1759078723000466
Abstract: A 1-bit reconfigurable intelligent metasurface-based antenna for 5G application is proposed. The proposed antenna based on artificial electromagnetic metamaterial has the advantages of easy processing and low cost. This meets the requirements of future communication… read more here.
Keywords: based antenna; intelligent metasurface; metasurface based; reconfigurable intelligent ... See more keywords
GMD-Based Hybrid Beamforming for Large Reconfigurable Intelligent Surface Assisted Millimeter-Wave Massive MIMO
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DOI: 10.1109/access.2020.2968456
Abstract: Reconfigurable intelligent surface (RIS) is considered to be an energy-efficient approach to reshape the wireless environment for improved throughput. Its passive feature greatly reduces the energy consumption, which makes RIS a promising technique for enabling… read more here.
Keywords: reconfigurable intelligent; mimo; assisted millimeter; massive mimo ... See more keywords
Aerial Reconfigurable Intelligent Surface-Enabled URLLC UAV Systems
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DOI: 10.1109/access.2021.3119268
Abstract: In this paper, we propose an aerial reconfigurable intelligent surface (RIS) system to support the stringent constraints of ultra-reliable low latency communication (URLLC). Specifically, unmanned aerial vehicles (UAVs) employed onboard RIS panels can act as… read more here.
Keywords: intelligent surface; reconfigurable intelligent; enabled urllc; surface enabled ... See more keywords
Reconfigurable Intelligent Surface-Assisted HAPS Relaying Communication Networks for Multiusers Under AF Protocol: A Performance Analysis
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DOI: 10.1109/access.2022.3146885
Abstract: This research paper studies the performance analysis of a reconfigurable intelligent surface (RIS)-assisted high altitude platform station (HAPS) relaying communication network for multiple ground users. Owing to transmission blockage between the source and the destination,… read more here.
Keywords: system; intelligent surface; haps relaying; reconfigurable intelligent ... See more keywords
Machine Learning Approaches for Reconfigurable Intelligent Surfaces: A Survey
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DOI: 10.1109/access.2022.3157651
Abstract: Next-generation wireless networks must handle a growing density of mobile users while accommodating a rapid increase in mobile data traffic flow and a wide variety of services and applications. High-frequency waves will perform an essential… read more here.
Keywords: approaches reconfigurable; machine learning; intelligent surfaces; learning approaches ... See more keywords
Reconfigurable Intelligent Edges: Illuminating the Shadow Region in Wireless Networks
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DOI: 10.1109/access.2022.3206013
Abstract: This paper proposes a new wireless enabling technology for future smart radio environments. The approach aims to enhance signal coverage within the shadow region(s) of wireless networks with the aid of so-called ‘reconfigurable intelligent edges… read more here.
Keywords: wireless networks; shadow region; region; region wireless ... See more keywords
Simulation and Field Trial Results of Reconfigurable Intelligent Surfaces in 5G Networks
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DOI: 10.1109/access.2022.3223447
Abstract: Recently, reconfigurable intelligent surfaces (RISs) are considered as a strong candidate for next generation wireless technologies, thanks to its advantage of being able to configure the wireless propagation environment in a cost-effective and energy-efficient way.… read more here.
Keywords: trial results; simulation field; reconfigurable intelligent; field ... See more keywords
Angular and Polarization Stability of Broadband Reconfigurable Intelligent Surfaces of Binary Type
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DOI: 10.1109/access.2022.3226264
Abstract: Recently, reconfigurable intelligent surfaces (RISs) gained notable consideration due to their ability to provide efficient and cost-effective wireless communication networks. However, this powerful concept often suffers from simplistic modeling which underestimates such features of RIS… read more here.
Keywords: stability broadband; angular polarization; reconfigurable intelligent; polarization stability ... See more keywords
Reconfigurable Intelligent Surface-Aided Orthogonal Time Frequency Space and Its Deep Learning-Based Signal Detection
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DOI: 10.1109/access.2023.3273297
Abstract: Orthogonal time frequency space (OTFS) has emerged as a promising modulation for next-generation wireless systems. This two-dimensional (2D) modulation has the inherent capability of providing uninterrupted connectivity and improved performance in a high-mobility doubly-selective channel… read more here.
Keywords: time frequency; intelligent surface; frequency space; orthogonal time ... See more keywords
Differentially Private Federated Learning via Reconfigurable Intelligent Surface
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DOI: 10.1109/jiot.2022.3168066
Abstract: Federated learning (FL), as a disruptive machine learning (ML) paradigm, enables the collaborative training of a global model over decentralized local data sets without sharing them. It spans a wide scope of applications from the… read more here.
Keywords: intelligent surface; federated learning; differentially private; private federated ... See more keywords