A review–unguided optical communications: Developments, technology evolution, and challenges

AAB Raj, P Krishnan, U Darusalam, G Kaddoum… - Electronics, 2023 - mdpi.com
This review paper discusses the complete evolution of free-space optical (FSO)
communication, also known as unguided optical communication (UOC) technologies, all the …

Optical communication infrastructure in new generation mobile networks

M Yücel, M Açikgöz - Fiber and Integrated Optics, 2023 - Taylor & Francis
In this study, predictions by leading network technology companies and current literature on
5 G technologies have been investigated to shed a light on the foreseeable future of the …

Tbit/s line-rate satellite feeder links enabled by coherent modulation and full-adaptive optics

Y Horst, BI Bitachon, L Kulmer, J Brun… - Light: Science & …, 2023 - nature.com
Free-space optical (FSO) communication technologies constitute a solution to cope with the
bandwidth demand of future satellite-ground networks. They may overcome the RF …

Speckle-based structured light shift-keying for non-line-of-sight optical communication

PS Badavath, V Raskatla, TP Chakravarthy… - Applied Optics, 2023 - opg.optica.org
We report an experimental proof of concept for speckle-based one-to-three non-line-of-sight
(NLOS) free space optical (FSO) communication channels employing structured light shift …

Visible light communications: a survey on recent high-capacity demonstrations and digital modulation techniques

PA Loureiro, FP Guiomar, PP Monteiro - Photonics, 2023 - mdpi.com
In order to deal with the increasing number of mobile devices and with their demand for
Internet services, particularly social media platforms, streaming video, and online gaming …

Tbit/s single channel 53 km free-space optical transmission-assessing the feasibility of optical GEO-satellite feeder links

BI Bitachon, Y Horst, L Kulmer, T Blatter… - … and Exhibition on …, 2022 - opg.optica.org
A 1 Tbit/s 53km single channel free-space optical (FSO) link is demonstrated. High
bandwidth, high order modulation formats and advanced adaptive optics are utilized. We …

Analysis of bandwidth reduction and resolution improvement for photonics-assisted ADC

Y Mandalawi, J Meier, K Singh, MI Hosni… - Journal of Lightwave …, 2023 - ieeexplore.ieee.org
To keep pace with increasing data rates in the worldwide communication networks and the
increased bandwidths requirements in measurement devices, sensors, radar, and many …

Beyond 5G fronthaul based on FSO using spread spectrum codes and graphene modulators

D Neves, A Sanches, R Nobrega, H Mrabet, I Dayoub… - Sensors, 2023 - mdpi.com
High data rate coverage, security, and energy efficiency will play a key role in the continued
performance scaling of next-generation mobile systems. Dense, small mobile cells based on …

Adaptive transceiver design for high-capacity multi-modal free-space optical communications with commercial devices and atmospheric turbulence

Z Hu, Z Chen, Y Li, DM Benton, AAI Ali… - Journal of Lightwave …, 2023 - ieeexplore.ieee.org
In this paper, to achieve higher robustness against atmospheric turbulence for high-capacity
free-space optical (FSO) communications, an adaptive multi-modal FSO transceiver has …

[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 …