Exact analysis of signal-to-noise ratio for SAC-OCDMA system with direct detection

A Garadi, A Djebbari, TA Abdelmalik - Optik, 2017 - Elsevier
In this paper, an exact signal-to-noise-ratio (SNR) analysis is carried out for spectral
amplitude coding optical code division multiple access (SAC-OCDMA) system with spectral …

Enhanced performances of SAC-OCDMA system by using polarization encoding

A Garadi, BS Bouazza, A Bouarfa… - Journal of Optical …, 2020 - degruyter.com
This article presents a novel encoder technique of spectral amplitude coded multiple access
(SAC-OCDMA) systems. The proposed technique is based on two orthogonal polarization …

Security enhancement of visible light communication system using proposed 2D-WMZCC codes under the effects of eavesdropper

H Kaur, N Singh Grewal - Journal of optical communications, 2024 - degruyter.com
Security postulates of visible light communication (VLC) is a paramount area of
consideration due to its deployment in military, businesses, and residential establishments …

Performance enhancement of visible light communication (VLC) system incorporating WMZCC‐OCDMA codes and PDM‐QPSK‐DSP data encoding

H Kaur, NS Grewal - International Journal of Communication …, 2023 - Wiley Online Library
Multi‐user optical code division multiplexing (OCDMA) in visible light communication (VLC)
is an imminent domain for providing an even distribution of available bandwidth and …

Cardinality increasing of SAC-OCDMA system using novel decoder design

L Bouhezila, A Bouarfa, A Garadi… - Journal of Optical …, 2023 - degruyter.com
The large number of active users that optical code-division multiple access (OCDMA) offers
makes it an attractive technology choice. OCDMA loses its noise immunity due to non-ideal …

Security enhancement of an integrated mode division multiplexed VLC system using two-dimensional WMZCC codes

H Kaur, NS Grewal - Journal of Optics, 2024 - Springer
Abstract The incorporation of Visible Light Communication (VLC) in the military services,
different organizations, and homes is prominently seen and it becomes an important area to …

HCM‐based indoor optical wireless communications: Timing and data recovery

M Johar, A Salehiyan, MJ Emadi… - IET …, 2023 - Wiley Online Library
Abstract Light‐fidelity (Li‐Fi) is a promising solution to provide high‐rate, secure, and green
communications to be used in the next generation of wireless networks. Since visible or …

[PDF][PDF] Evaluation performance of two-dimensional multi-diagonal code using polarization and wavelength of OCDMA system

HSZ Dhaam, FM Ali, AG Wadday - Al-Furat Journal of Innovations in …, 2023 - iasj.net
In this paper, a new encoder/decoder technique has employed two orthogonal polarization
states (vertical and horizontal) of a two-dimensional optical code, which combined …

Enabling Techniques for 10 Gbps Long-Haul Transmission in Non-Coherent OCDMA Systems

MN Meqdad, HS Majdi - 2018 9th International Symposium on …, 2018 - ieeexplore.ieee.org
This paper is concerning with the combination of two enhanced techniques to investigate the
system efficiency of non-coherent spectral amplitude coding optical code division multiple …

An innovative encoding/decoding architecture based on two-code keying for SAC-OCDMA systems

HMR Al-Khafaji, R Ngah, SA Aljunid… - 2014 IEEE 5th …, 2014 - ieeexplore.ieee.org
An elegant encoding/decoding architecture based on two-code keying scheme for high-rate
transmission in non-coherent spectral-amplitude-coding optical code-division multiple …