Terahertz band communication: An old problem revisited and research directions for the next decade

IF Akyildiz, C Han, Z Hu, S Nie… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
Terahertz (THz) band communications are envisioned as a key technology for 6G and
Beyond. As a fundamental wireless infrastructure, THz communication can boost abundant …

Smart radio environments empowered by reconfigurable AI meta-surfaces: An idea whose time has come

MD Renzo, M Debbah, DT Phan-Huy… - EURASIP Journal on …, 2019 - Springer
Future wireless networks are expected to constitute a distributed intelligent wireless
communications, sensing, and computing platform, which will have the challenging …

Smart radio environments empowered by reconfigurable intelligent surfaces: How it works, state of research, and the road ahead

M Di Renzo, A Zappone, M Debbah… - IEEE journal on …, 2020 - ieeexplore.ieee.org
Reconfigurable intelligent surfaces (RISs) are an emerging transmission technology for
application to wireless communications. RISs can be realized in different ways, which …

Intelligent reflecting surface-assisted multi-user MISO communication: Channel estimation and beamforming design

H Alwazani, A Kammoun, A Chaaban… - IEEE Open Journal …, 2020 - ieeexplore.ieee.org
The concept of reconfiguring wireless propagation environments using intelligent reflecting
surfaces (IRS) s has recently emerged, where an IRS comprises of a large number of …

Reconfigurable intelligent surfaces for energy efficiency in wireless communication

C Huang, A Zappone… - IEEE transactions on …, 2019 - ieeexplore.ieee.org
The adoption of a reconfigurable intelligent surface (RIS) for downlink multi-user
communication from a multi-antenna base station is investigated in this paper. We develop …

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 …

Wireless networks design in the era of deep learning: Model-based, AI-based, or both?

A Zappone, M Di Renzo… - IEEE Transactions on …, 2019 - ieeexplore.ieee.org
This paper deals with the use of emerging deep learning techniques in future wireless
communication networks. It will be shown that the data-driven approaches should not …

Channel estimation for RIS-aided mmWave MIMO systems via atomic norm minimization

J He, H Wymeersch, M Juntti - IEEE Transactions on Wireless …, 2021 - ieeexplore.ieee.org
A reconfigurable intelligent surface (RIS) can shape the radio propagation environment by
virtue of changing the impinging electromagnetic waves towards any desired directions …

Asymptotic max-min SINR analysis of reconfigurable intelligent surface assisted MISO systems

A Kammoun, A Chaaban, M Debbah… - IEEE Transactions on …, 2020 - ieeexplore.ieee.org
This work focuses on the downlink of a single-cell multi-user system in which a base station
(BS) equipped with M antennas communicates with K single-antenna users through a …

Foundations of MIMO radar detection aided by reconfigurable intelligent surfaces

S Buzzi, E Grossi, M Lops… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
A reconfigurable intelligent surface (RIS) is a nearly-passive flat layer made of inexpensive
elements that can add a tunable phase shift to the impinging electromagnetic wave and are …