An overview of signal processing techniques for terahertz communications

H Sarieddeen, MS Alouini… - Proceedings of the …, 2021 - ieeexplore.ieee.org
Terahertz (THz)-band communications are a key enabler for future-generation wireless
communication systems that promise to integrate a wide range of data-demanding …

Toward intelligent metasurfaces: the progress from globally tunable metasurfaces to software‐defined metasurfaces with an embedded network of controllers

O Tsilipakos, AC Tasolamprou… - Advanced optical …, 2020 - Wiley Online Library
Metasurfaces, the ultrathin, 2D version of metamaterials, have recently attracted a surge of
attention for their capability to manipulate electromagnetic waves. Recent advances in …

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 …

Performance analysis of reconfigurable intelligent surface-assisted wireless systems and comparison with relaying

AAA Boulogeorgos, A Alexiou - IEEE Access, 2020 - ieeexplore.ieee.org
In this paper, we provide the theoretical framework for the performance comparison of
reconfigurable intelligent surfaces (RISs) and amplify-and-forward (AF) relaying wireless …

A survey of intelligent reflecting surfaces (IRSs): Towards 6G wireless communication networks

J Zhao - arxiv preprint arxiv:1907.04789, 2019 - arxiv.org
Intelligent reflecting surfaces (IRSs) tune wireless environments to increase spectrum and
energy efficiencies. In view of much recent attention to the IRS concept as a promising …

Beamforming technologies for ultra-massive MIMO in terahertz communications

B Ning, Z Tian, W Mei, Z Chen, C Han… - IEEE Open Journal …, 2023 - ieeexplore.ieee.org
Terahertz (THz) communications with a frequency band 0.1–10 THz are envisioned as a
promising solution to future high-speed wireless communication. Although with tens of …

Survey on terahertz nanocommunication and networking: A top-down perspective

F Lemic, S Abadal, W Tavernier… - IEEE Journal on …, 2021 - ieeexplore.ieee.org
Recent developments in nanotechnology herald nanometer-sized devices expected to bring
light to a number of groundbreaking applications. Communication with and among …

A survey of millimeter-wave communication: Physical-layer technology specifications and enabling transmission technologies

S He, Y Zhang, J Wang, J Zhang, J Ren… - Proceedings of the …, 2021 - ieeexplore.ieee.org
Millimeter-wave (mmWave) frequency bands, which offer abundant underutilized spectral
resources, have been explored and exploited in the past several years to meet the …

A multi-functional reconfigurable metasurface: Electromagnetic design accounting for fabrication aspects

A Pitilakis, O Tsilipakos, F Liu… - … on Antennas and …, 2020 - ieeexplore.ieee.org
In this article, we present the theoretical considerations and the design evolution of a proof-
of-concept reconfigurable metasurface, primarily used as a tunable microwave absorber, but …

Theory and design of multifunctional space-time metasurfaces

X Wang, A Diaz-Rubio, H Li, SA Tretyakov, A Alu - Physical Review Applied, 2020 - APS
Integrating multiple functionalities into a single metasurface is becoming of great interest for
future intelligent communication systems. While such devices have been extensively …