Reconfigurable intelligent surfaces as the key-enabling technology for smart electromagnetic environments

F Bilotti, M Barbuto, Z Hamzavi-Zarghani… - … in Physics: X, 2024 - Taylor & Francis
Future wireless systems integrating communication and sensing will require handling an
enormous amount of data with extremely low latency. Intense video streaming data traffic …

Progress and perspective on advanced cloaking metasurfaces: from invisibility to intelligent antennas

S Vellucci, A Monti, M Barbuto, A Toscano… - EPJ Applied …, 2021 - epjam.epj.org
Among the different cloaking applications proposed in the literature, the antenna framework
has emerged as one of the most fruitful and mature field. In particular, mantle cloaking …

Metasurfaces 3.0: A new paradigm for enabling smart electromagnetic environments

M Barbuto, Z Hamzavi-Zarghani… - … on Antennas and …, 2021 - ieeexplore.ieee.org
So far, the environment has been considered as a source of fading, clutter, and blockage,
with detrimental consequences for efficiency and robustness of communication systems …

Waveform-selective metasurface absorber with a single-patch structure and lumped nonlinear circuit for a higher-order mode

Y Cheng, Y Qian, H Homma… - … on Antennas and …, 2023 - ieeexplore.ieee.org
Microwave absorbers (MAs) play an important role in protecting sensitive electronic devices
from electromagnetic (EM) interference by absorbing the energy of incoming waves and …

Accurate direction–of–arrival estimation method based on space–time modulated metasurface

X Fang, M Li, J Han, D Ramaccia… - … on Antennas and …, 2022 - ieeexplore.ieee.org
A metasurface (MTS)-based direction of arrival (DoA) estimation method is presented. The
method exploits the properties of space–time modulated reflective metasurfaces to estimate …

Pulse-driven self-reconfigurable meta-antennas

D Ushikoshi, R Higashiura, K Tachi, AA Fathnan… - Nature …, 2023 - nature.com
Wireless communications and sensing have notably advanced thanks to the recent
developments in both software and hardware. Although various modulation schemes have …

Phase-gradient Huygens' metasurface coatings for dynamic beamforming in linear antennas

S Vellucci, M Longhi, A Monti, M Barbuto… - … on Antennas and …, 2023 - ieeexplore.ieee.org
The beamforming capabilities of conformal cylindrical Huygens metasurface (HMS) coatings
for linear antennas are assessed. It is shown that by engineering the phase-gradient profile …

Intelligence enabled by 2D metastructures in antennas and wireless propagation systems

M Barbuto, Z Hamzavi-Zarghani… - IEEE Open Journal …, 2021 - ieeexplore.ieee.org
The development of the next generation of wireless systems is bringing renewed attention to
the physical layer of the communication link. Indeed, the new low-latency requirements …

Multifunctional space–time-modulated metasurface for direction of arrival estimation and RCS manipulation in a single system

X Fang, M Li, Z Lai, D Ramaccia… - IEEE Transactions …, 2023 - ieeexplore.ieee.org
In this article, we propose a multifunctional space–time-modulated metasurface (STM-MTS)
able to perform simultaneously a direction of arrival (DoA) estimation and radar cross …

On the use of nonlinear metasurfaces for circumventing fundamental limits of mantle cloaking for antennas

S Vellucci, A Monti, M Barbuto, G Oliveri… - … on Antennas and …, 2021 - ieeexplore.ieee.org
The aim of this communication is to investigate and demonstrate the possibility to overcome
the fundamental limitations of mantle cloaking for antennas by exploiting nonlinear …