A performance investigation of SAC-OCDMA system based on a spectral efficient 2D cyclic shift code for next generation passive optical network

K Meftah, A Cherifi, A Dahani, M Alayedi… - Optical and Quantum …, 2021 - Springer
A two dimensional spectral/spatial cyclic shift (2D-CS) optical code division multiple access
(OCDMA) systems is proposed for a potentially next generation passive optical network (NG …

A fair comparison of SAC-OCDMA system configurations based on two dimensional cyclic shift code and spectral direct detection

M Alayedi, A Cherifi, A Ferhat Hamida… - Telecommunication …, 2022 - Springer
This paper investigates shortcomings that limit the performance of optical code division
multiple access (OCDMA) systems including the low cardinality and data rate as well as the …

Performance improvement of optical multiple access CDMA network using a new three-dimensional (spectral/time/spatial) code

M Alayedi, A Cherifi, AF Hamida, BS Bouazza… - Wireless Personal …, 2021 - Springer
In this paper, a novel code named three dimensional single weight zero cross correlation
(3D-SWZCC) code has been developed for spectral/time/spatial (S/T/S) encoding in non …

Design improvement to reduce noise effect in CDMA multiple access optical systems based on new (2-D) code using spectral/spatial half-matrix technique

M Alayedi, A Cherifi, AF Hamida… - Journal of Optical …, 2024 - degruyter.com
This paper presents for non-coherent Optical Code Division Multiple Access (OCDMA)
systems a new optical code namely Two-Dimensional Half Spectral/Spatial Zero Cross …

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 …

Capacity Improvement of 3D-OCDMA-PON Hybrid System Next Generation Using Weight Zero Cross Correlation Code

A Cherifi, T Mohammed Chikouche, AS Karar… - Applied Sciences, 2023 - mdpi.com
This paper proposes a novel code for optical code division multiple access (OCDMA)
systems, called the three-dimensional (3D) spectral/temporal/spatial single weight zero …

Performance enhancement of SAC-OCDMA system using an identity row shifting matrix code

M Alayedi, A Cherifi, A Ferhat Hamida… - … and Applications: ICITA …, 2022 - Springer
In order to face the shortcomings and problems, in spectral amplitude coding-optical code-
division multiple access (SAC-OCDMA) systems, presented by multiple access interference …

Construction and performance analysis of variable weight zero cross correlation Latin square code for spectral amplitude coding OCDMA systems

Y Liu, C Li, Y Lu - Optoelectronics Letters, 2023 - Springer
The selection of appropriate codes for an optical code division multiple access (OCDMA)
network, which determines the maximum number of users and bit error rate (BER) supported …

The multi-layer secure communication system based on 2D-OCDMA coding

L Kong, K Liu, Q Yu, F Hou - Journal of Optical Communications, 2023 - degruyter.com
This paper presents a novel multi-layer secure communication system that bases 2D-
OCDMA technology to enhance the security and number of users of the system. The system …

Empirical Analysis of the SAC-OCDMA-WDM System by Leveraging the AND Subtraction Technique

F Islam, MN Uddin - 2024 - ajse.aiub.edu
This study used C-band carrier frequency to assess Spectral Amplitude Coding Optical
Code Division Multiple Access or SAC-OCDMA systems using Fiber Bragg Gratings (FBG) …