[HTML][HTML] SAC-OCDMA system performance using narrowband Bragg filter encoders and decoders

S Boukricha, K Ghoumid, S Mekaoui, E Ar-Reyouchi… - SN Applied …, 2020 - Springer
In this paper, we have studied a Spectral Amplitude Coding Optical Code Division Multiple
Access (SAC-OCDMA) system performance using fiber Bragg gratings equivalent to very …

[HTML][HTML] Bipolar optical code division multiple access techniques using a dual electro-optical modulator implemented in free-space optics communications

SP Tseng, E Wijanto, PH Lai, HC Cheng - Sensors, 2020 - mdpi.com
This study developed a bipolar optical code division multiple access (Bi-OCDMA) technique
based on spectral amplitude coding for the formation and transmission of optical-polarized …

Performance improvement of SAC-OCDMA network utilizing an identity column shifting matrix (ICSM) code

M Alayedi, A Cherifi, AF Hamida, R Matem… - … Cybercrimes, and Smart …, 2022 - Springer
In general, SAC-OCDMA systems are confronted with many shortcomings that affect their
performance, for instance, multiple access interference (MAI), phase-induced intensity noise …

Investigation of SAC-OCDMA FSO system performance under fog attenuation conditions using DW-ZCC code

S Boukricha, A Bouzidi, EMAR Reyouchi… - Soft Computing for …, 2022 - Springer
The present paper investigates a Free Space Optical (FSO) communication system based
on Spectral Amplitude Coding—Optical Code Division Multiple Access (SAC-OCDMA). The …

[PDF][PDF] Two-channel demultiplexer based on 1D photonic star waveguides using defect resonators modes

Y Ben-Ali, I El Kadmiri, A Ghadban, K Ghoumid… - … Electromagnet Res B, 2021 - jpier.org
In this work, we give a theoretical demonstration of the possibility to realize a photonic
demultiplexer. The demultiplexer consists of Y-shaped waveguides with one input line and …

Performance enhancement for m-sequence and Hadamard code SAC-OCDMA systems based on narrowband filters

S Boukricha, A Bouzidi, K Ghoumid… - International journal of …, 2022 - Springer
In this paper, we examine the performance of a spectral amplitude coding-optical code
division multiple access (SAC-OCDMA) system using two different codes: m-sequence and …

Performance Improvement of SAC-OCDMA FSO System Under Rain and Snow Conditions Using Different Zero Cross-Correlation Codes

S Boukricha, K Ghoumid, A Mazari… - … Conference on VLSI …, 2022 - Springer
Abstract Free Space Optical (FSO) communication systems are gaining interest in the
telecommunication field due to their significant advantages, including high bandwidth …

[PDF][PDF] Enhancement of Light Fidelity System According to Multi-Users Utilizing OCDMA Technology under Weather Conditions

SH Alnajjar, BK ALfaris - Al-Iraqia Journal for Scientific Engineering …, 2022 - iasj.net
Due to the significant need for modern technologies to meet the growing requirements of
wide bandwidths, high levels of security, and high speeds. Considered Light fidelity is a …

Evaluation of SAC-OCDMA System Performance in Terms of BER and Q-Factor Using FBGs and M-Sequence Code

S Boukricha, K Ghoumid, EM Ar-Reyouchi… - Proceedings of the 16th …, 2020 - dl.acm.org
In this paper, we investigate the performance of Spectral Amplitude Coding - Optical Code
Division Multiple Access (SAC-OCDMA) system using the m-sequence code as a signature …

Research on Optical Code Division Multiple Access Passive Optical Network based on Chaotic Spread Spectrum

Q Zhang, LW Yang, Z Yu, W Zhang - Proceedings of the 2021 9th …, 2021 - dl.acm.org
In this paper, we have studied an optical code division multiple access (OCDMA-WDM-PON)
passive optical network technology based on chaotic spread spectrum, and proposed a …