A contemporary survey on free space optical communication: Potentials, technical challenges, recent advances and research direction

A Jahid, MH Alsharif, TJ Hall - Journal of network and computer …, 2022 - Elsevier
Due to the unprecedented growth of high speed multimedia services and diversified
applications initiated from the massive connectivity of IoT devices, 5G and beyond 5G (B5G) …

Design and analysis of a dense wavelength-division multiplexed integrated PON-FSO system using modified OOK/DPPM modulation schemes over atmospheric …

EE Elsayed, D Kakati, M Singh, A Grover… - Optical and Quantum …, 2022 - Springer
This paper reports the designing and numerical analysis of dense wavelength-division
multiplexed (DWDM) transmission in an integrated passive optical network (PON)-free …

Performance enhancement of hybrid fiber wavelength division multiplexing passive optical network FSO systems using M-ary DPPM techniques under interchannel …

EE Elsayed, BB Yousif, M Singh - Optical and Quantum Electronics, 2022 - Springer
The performance of moment generating function approaches, specifically Chernoff bound
(CB) and modified Chernoff bound (MCB), is examined and improved in this study. We …

Modeling and investigation on the performance enhancement of hovering UAV-based FSO relay optical wireless communication systems under pointing errors and …

MR Hayal, EE Elsayed, D Kakati, M Singh… - Optical and Quantum …, 2023 - Springer
This paper investigates and enhances unmanned aerial vehicle (UAV) relay-assisted free-
space optics (FSO) optical wireless communication (OWC) systems under the effects of …

Design of ring-based 1 Tbps hybrid PON-FSO fault protection system using add/drop multiplexer

M Kumari, V Arya - Optical and Quantum Electronics, 2023 - Springer
The demand for fault protection transmission link with high-speed, high security and long-
reach in an optical access network is growing at an exponential rate. It is quite difficult to …

High-capacity free space optics-based passive optical network for 5g front-haul deployment

R Ullah, S Ullah, WA Imtiaz, J Khan, PMA Shah… - Photonics, 2023 - mdpi.com
With the expansion of Information and Communication Technology, it is important to develop
a communication network that can provide high-capacity ubiquitous connectivity. This work …

Optical encoding model based on orbital angular momentum powered by machine learning

E Lamilla, C Sacarelo, MS Alvarez-Alvarado… - Sensors, 2023 - mdpi.com
Based on orbital angular momentum (OAM) properties of Laguerre–Gaussian beams LG (p,
ℓ), a robust optical encoding model for efficient data transmission applications is designed …

Performance analysis of multiple-beam WDM free space laser-communication system using homodyne detection approach

YK Gupta, A Goel - Heliyon, 2023 - cell.com
A free space optical module is used in laser communication to transport a signal from the
transmitter to the receiver. Free Space Optical Communication (FSOC) is a Line of Sight …

FWM crosstalk reduction and performance investigation of SC-DWDM system employing ML techniques

A Lubana, S Kaur - Optical Fiber Technology, 2023 - Elsevier
This article presents a comprehensive approach towards mitigation of four-wave mixing
(FWM) induced crosstalk for a super-combined dense wavelength division multiplexing (SC …

400 Gb/s free space optical communication (FSOC) system using OAM multiplexing and PDM-QPSK with DSP

S Kaur, S Sachdeva, M Sindhwani - Journal of Optical …, 2022 - degruyter.com
In this work, an optical angular momentum (OAM) multiplexing enabled 400 Gbps free space
optical communication (FSOC) system has been proposed using polarization division …