A comparative study of asynchronous and synchronous OCDMA systems

H Mrabet, A Cherifi, T Raddo, I Dayoub… - IEEE Systems …, 2020 - ieeexplore.ieee.org
This article presents a detailed survey on both asynchronous and synchronous Optical Code-
Division Multiple-Access (OCDMA) systems based on 1-D, 2-D, and 3-D codes, distinctively …

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 …

Performance analysis of hybrid WDM-OTDM optical multicast overlay system employing 120 Gbps polarization and subcarrier multiplexed unicast signal with 40 Gbps …

S Singh, S Singh - Optics Communications, 2017 - Elsevier
In this paper, we have propose and investigated the performance of hybrid WDM-OTDM
optical multicast overlay system which employs 120 Gbps unicast and 40 Gbps multicast …

Optical signal processing and stealth transmission for privacy

B Wu, BJ Shastri, P Mittal, AN Tait… - IEEE Journal of …, 2015 - ieeexplore.ieee.org
Optical encryption, key generation, and optical stealth transmission techniques for protecting
the privacy of communication in optical networks are proposed and summarized. The signal …

Comparative study of 2D‐OCDMA‐WDM system performance in 40‐Gb/s PON context

H Mrabet, I Dayoub, R Attia - IET Optoelectronics, 2017 - Wiley Online Library
In this study, a optical passive networks system‐based 2D‐optical code division multiple
access (OCDMA) wavelength division multiplexing (WDM) is proposed. For the uplink, 2D …

Performance analysis of 2D-OCDMA system in long-reach passive optical network

H Mrabet, I Dayoub, S Haxha, R Attia - Optics & Laser Technology, 2019 - Elsevier
In this paper, a performance analysis is reported for optical code division multiplexing
(OCDM) system for long-reach passive optical network (LR-PON) systems by taking into …

Performance evaluation of an IMDD optical OFDM-CDMA system

S Mhatli, H Mrabet, E Giacoumidis, I Dayoub - Applied optics, 2018 - opg.optica.org
In this paper, we propose a modulation technique for passive optical networks that
harnesses two-dimensional prime hop system optical code division multiplexing access …

Performance analysis of AO‐OFDM‐CDMA with advanced 2D‐hybrid coding for amplifier‐free LR‐PONs

H Mrabet, S Mhatli, I Dayoub… - IET …, 2018 - Wiley Online Library
All‐optical orthogonal frequency division multiplexing (AO‐OFDM) and optical code‐division
multiple‐access system (OCDMA) are combined in the first analytical model, which …