Coherent free-space optical communications: Opportunities and challenges

FP Guiomar, MA Fernandes, JL Nascimento… - Journal of Lightwave …, 2022 - opg.optica.org
The ever-increasing data rate demand for wireless systems is pushing the physical limits of
standalone radio-frequency communications, thus fostering the blooming of novel high …

Roadmap to free space optics

A Trichili, MA Cox, BS Ooi, MS Alouini - JOSA B, 2020 - opg.optica.org
With the ever-increasing demand for data and the radio frequency spectrum becoming
congested, free space optics (FSO) may find a niche for situations where fiber is too …

Structured light in turbulence

MA Cox, N Mphuthi, I Nape, N Mashaba… - IEEE Journal of …, 2020 - ieeexplore.ieee.org
Optical communication is an integral part of the modern economy, having all but replaced
electronic communication systems. Future growth in bandwidth appears to be on the horizon …

All-inorganic perovskite quantum dot light-emitting memories

MC Yen, CJ Lee, KH Liu, Y Peng, J Leng… - Nature …, 2021 - nature.com
Field-induced ionic motions in all-inorganic CsPbBr3 perovskite quantum dots (QDs)
strongly dictate not only their electro-optical characteristics but also the ultimate …

A Comprehensive Review of UAV-Assisted FSO Relay Systems

NJ Nzekwu, MA Fernandes, GM Fernandes… - Photonics, 2024 - mdpi.com
The evolving requirements of next-generation mobile communications networks can be met
by leveraging vertically deployed Unmanned Aerial Vehicle (UAV) platforms integrated with …

Free-space terabit optical interconnects

MA Fernandes, PP Monteiro… - Journal of Lightwave …, 2022 - opg.optica.org
The continuous growth of Internet data traffic is progressively increasing the pressure over
wireless access technologies. To overcome the imminent bandwidth bottleneck, free-space …

Reinforcement learning based underwater wireless optical communication alignment for autonomous underwater vehicles

Y Weng, J Pajarinen, R Akrour… - IEEE Journal of …, 2022 - ieeexplore.ieee.org
With the developments in underwater wireless optical communication (UWOC) technology,
UWOC can be used in conjunction with autonomous underwater vehicles (AUVs) for high …

Exploring the Boundaries of Connected Systems: Communications for Hard-to-Reach Areas and Extreme Conditions

MA Imran, M Zennaro, OR Popoola… - Proceedings of the …, 2024 - ieeexplore.ieee.org
Cellular communication standards have been established to ensure connectivity across
most urban environments, complemented by deployment hardware and facilities tailored for …

Catch me if you can: Laser tethering with highly mobile targets

CJ Carver, H Schwartz, Q Shao, N Shade… - … USENIX Symposium on …, 2024 - usenix.org
Conventional wisdom holds that laser-based systems cannot handle high mobility due to the
strong directionality of laser light. We challenge this belief by presenting Lasertag, a generic …

Emulating atmospheric turbulence effects on a micro-mirror array: assessing the DMD for use with free-space-to-fibre optical connections

DM Benton, AD Ellis, Y Li, Z Hu - Engineering Research Express, 2022 - iopscience.iop.org
Emulated atmospheric turbulence effects constructed from a set of 22 Zernike modes have
been written upon a DMD micromirror array operating as a binary amplitude spatial light …