[HTML][HTML] Orbital angular momentum of light for communications

AE Willner, K Pang, H Song, K Zou, H Zhou - Applied Physics Reviews, 2021 - pubs.aip.org
Structured light, especially beams carrying orbital angular momentum (OAM), has gained
much interest due to its unique amplitude and phase structures. In terms of communication …

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 …

Utilizing multiplexing of structured THz beams carrying orbital-angular-momentum for high-capacity communications

H Zhou, X Su, A Minoofar, R Zhang, K Zou, H Song… - Optics …, 2022 - opg.optica.org
Structured electromagnetic (EM) waves have been explored in various frequency regimes to
enhance the capacity of communication systems by multiplexing multiple co-propagating …

Millimeter-waves to terahertz SISO and MIMO continuous variable quantum key distribution

M Zhang, S Pirandola… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
With the exponentially increased demands for large bandwidth, it is important to think about
the best network platform as well as the security and privacy of the information in …

Reflective metasurface with steered OAM beams for THz communications

A Ali, M Khalily, D Serghiou, R Tafazolli - Ieee Access, 2023 - ieeexplore.ieee.org
The abundant spectrum resources and low beam divergence of the terahertz (THz) band,
can be combined with the orthogonal propagation property of orbital angular momentum …

Receiver aperture and multipath effects on power loss and modal crosstalk in a THz wireless link using orbital-angular-momentum multiplexing

X Su, R Zhang, Z Zhao, H Song, A Minoofar, N Hu… - Scientific Reports, 2022 - nature.com
The channel capacity of terahertz (THz) wireless communications can be increased by
multiplexing multiple orthogonal data-carrying orbital-angular-momentum (OAM) beams. In …

[HTML][HTML] Aiming for high-capacity multi-modal free-space optical transmission leveraging complete modal basis sets

Z Hu, Y Li, Z Chen, DM Benton, AAI Ali, M Patel… - Optics …, 2023 - Elsevier
Free-space optical (FSO) communication has gained much interest due to its capability of
providing not only a cost-efficient solution where the optical fiber is too expensive or too …

[HTML][HTML] 1600 Gbps PAM-4 FSO link enabled using OFCL-based WDM and OAM-multiplexing techniques

B Dutta, N Sarkar, R Atta, B Kuiri, AS Patra - Results in Optics, 2022 - Elsevier
The twisted light beams carry orbital angular momentum (OAM), which acts as additional
degrees of freedom. In this work, we have proposed a free space optics (FSO) …

Adaptive demodulation by deep-learning-based identification of fractional orbital angular momentum modes with structural distortion due to atmospheric turbulence

Y Na, DK Ko - Scientific Reports, 2021 - nature.com
Since the great success of optical communications utilizing orbital angular momentum
(OAM), increasing the number of addressable spatial modes in the given physical resources …

Experimental demonstration of sub-THz wireless communications using multiplexing of Laguerre-Gaussian beams when varying two different modal indices

A Minoofar, X Su, H Zhou, R Zhang… - Journal of Lightwave …, 2022 - ieeexplore.ieee.org
The ability to multiplex multiple structured beams for sub-terahertz (sub-THz) wireless
communications has been recently explored. The spatial orthogonality of structured beams …