Holographic MIMO communications: Theoretical foundations, enabling technologies, and future directions

T Gong, P Gavriilidis, R Ji, C Huang… - … Surveys & Tutorials, 2023 - ieeexplore.ieee.org
Future wireless systems are envisioned to create an endogenously holography-capable,
intelligent, and programmable radio propagation environment, that will offer unprecedented …

What will the future of UAV cellular communications be? A flight from 5G to 6G

G Geraci, A Garcia-Rodriguez, MM Azari… - … surveys & tutorials, 2022 - ieeexplore.ieee.org
What will the future of UAV cellular communications be? In this tutorial article, we address
such a compelling yet difficult question by embarking on a journey from 5G to 6G and …

Communication models for reconfigurable intelligent surfaces: From surface electromagnetics to wireless networks optimization

M Di Renzo, FH Danufane… - Proceedings of the …, 2022 - ieeexplore.ieee.org
A reconfigurable intelligent surface (RIS) is a planar structure that is engineered to
dynamically control the electromagnetic waves. In wireless communications, RISs have …

Reconfiguring wireless environments via intelligent surfaces for 6G: Reflection, modulation, and security

J Xu, C Yuen, C Huang, N Ul Hassan… - Science China …, 2023 - Springer
The reconfigurable intelligent surface (RIS) has been recognized as an essential enabling
technology for sixth-generation (6G) mobile communication networks. An RIS comprises a …

Pervasive machine learning for smart radio environments enabled by reconfigurable intelligent surfaces

GC Alexandropoulos, K Stylianopoulos… - Proceedings of the …, 2022 - ieeexplore.ieee.org
The emerging technology of reconfigurable intelligent surfaces (RISs) is provisioned as an
enabler of smart wireless environments, offering a highly scalable, low-cost, hardware …

From 5G to 6G—challenges, technologies, and applications

AI Salameh, M El Tarhuni - Future Internet, 2022 - mdpi.com
As the deployment of 5G mobile radio networks gains momentum across the globe, the
wireless research community is already planning the successor of 5G. In this paper, we …

Joint channel estimation and signal recovery for RIS-empowered multiuser communications

L Wei, C Huang, Q Guo, Z Yang… - IEEE Transactions …, 2022 - ieeexplore.ieee.org
Reconfigurable intelligent surfaces (RISs) have been recently considered as a promising
candidate for energy-efficient solutions in future wireless networks. Their dynamic and low …

A prototype of reconfigurable intelligent surface with continuous control of the reflection phase

R Fara, P Ratajczak, DT Phan-Huy… - IEEE Wireless …, 2022 - ieeexplore.ieee.org
With the development of the next generation of mobile networks, new research challenges
have emerged, and new technologies have been proposed to face them. On one hand, the …

Reconfigurable intelligent surfaces for N-LOS radar surveillance

A Aubry, A De Maio, M Rosamilia - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
This paper deals with the use of Reconfigurable Intelligent Surfaces (RISs) for radar
surveillance in Non-Line Of Sight (N-LOS) scenarios. First of all, the geometry of the scene …

Localization via multiple reconfigurable intelligent surfaces equipped with single receive RF chains

GC Alexandropoulos, I Vinieratou… - IEEE Wireless …, 2022 - ieeexplore.ieee.org
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 …