High capacity terahertz communication systems based on multiple orbital-angular-momentum beams

AE Willner, X Su, H Zhou, A Minoofar, Z Zhao… - Journal of …, 2022 - iopscience.iop.org
Structured electromagnetic waves carrying orbital angular momentum (OAM) have been
explored in various frequency regimes to enhance the data capacity of communication …

Integrated circuits based on broadband pixel-array metasurfaces for generating data-carrying optical and THz orbital angular momentum beams

AE Willner, X Su, H Song, H Zhou, K Zou - Nanophotonics, 2023 - degruyter.com
There is growing interest in using multiple multiplexed orthogonal orbital angular momentum
(OAM) beams to increase the data capacity of communication systems in different frequency …

A broadband dual-polarized reflective metasurface for THz OAM communication

N Li, S Zheng, H Yang, T He, D Shen… - IEEE Transactions …, 2023 - ieeexplore.ieee.org
Terahertz (THz) beams with abundant spectrum resources and low beam divergence can be
combined with orbital angular momentum (OAM) beams characterized by orthogonal …

A Broadband Transmissive Metasurface for Non-Diffractive THz OAM Multiplexing and Communication

N Li, S Zhen, T He, H Zhang, Z Lyu… - … on Antennas and …, 2024 - ieeexplore.ieee.org
Terahertz (THz) orbital angular momentum (OAM) beams have tremendous potential for
tackling the capacity crunch in high-speed wireless communication. However, conventional …

The Janus layered metamaterial modulated by liquid crystal with multitasking of different logic gates and mode-switching biosensing

JY Sui, SY Liao, JH Zou, HF Zhang - Physics of Fluids, 2024 - pubs.aip.org
A Janus layered metamaterial (JLM) operating in the terahertz (THz) region is proposed,
which increases the direction dimension to manipulate the propagation of electromagnetic …

Holographic MIMO Communications exploiting the Orbital Angular Momentum

G Torcolacci, N Decarli… - IEEE Open Journal of the …, 2023 - ieeexplore.ieee.org
This study delves into the potential of harnessing the orbital angular momentum (OAM)
property of electromagnetic waves in near-field and line-of-sight scenarios by utilizing large …

Mode conversion between beams carrying orbital angular momentum with opposite topological charges using two-dimensional multimode interference waveguides

A Soltani, ZH Firouzeh, SF Mousavi… - Journal of Lightwave …, 2022 - ieeexplore.ieee.org
Recently, the implementation of rectangular waveguides for generation and manipulation of
orbital angular momentum (OAM) modes, has been developed to exploit the outstanding …

Optical and THz Broadband Integrated Circuits for Mode-Dependent Free-Space Communications

AE Willner - Optical Fiber Communication Conference, 2024 - opg.optica.org
Integrated circuits may be important role in future mode-dependent free-space
communications. This presentation will describe broadband optical and THz structures that …

[PDF][PDF] Holographic MIMO Communications exploiting the Orbital Angular Momentum

BBO WiLab-CNIT, G Torcolacci - arXiv preprint arXiv:2304.01138, 2023 - researchgate.net
This study delves into the potential of harnessing the orbital angular momentum (OAM)
property of electromagnetic waves in near-field and line-of-sight scenarios by utilizing large …

High-Capacity THz Communications Using Multiple Orbital-Angular-Momentum Beams

A Minoofar, X Su, H Zhou… - 2023 IEEE International …, 2023 - ieeexplore.ieee.org
Terahertz (THz) wireless communications have attracted interest due to the larger bandwidth
and lower beam divergence than millimeter waves. THz waves also have lower interaction …