MDW and EDW/DDW codes with AND subtraction/single photodiode detection for high performance hybrid SAC-OCDMA/OFDM system

SAA El-Mottaleb, HA Fayed, NE Ismail, MH Aly… - Optical and quantum …, 2020 - Springer
In this paper, a hybrid system is introduced using orthogonal frequency division multiplexing
(OFDM) technique with spectral amplitude coding optical code division multiple access …

An efficient SAC-OCDMA system using three different codes with two different detection techniques for maximum allowable users

SAA El-Mottaleb, HA Fayed, MH Aly, MRM Rizk… - Optical and Quantum …, 2019 - Springer
In this paper, three codes spectral amplitude coding optical code division multiple access
(SAC-OCDMA) are proposed and compared in terms of system performance including bit …

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 …

A new model to enhance the QoS of spectral amplitude coding-optical code division multiple access system with OFDM technique

AO Aldhaibani, TA Rahman, SA Aljunid… - Optical and Quantum …, 2016 - Springer
A new optical orthogonal frequency division multiplexing technique with spectrum amplitude
coding optical code division access (SAC-OCDMA) system is developed to enhance the …

Performance enhancement of SAC-OCDMA system using a new optical code

M Alayedi, A Cherifi, AF Hamida - 2019 6th international …, 2019 - ieeexplore.ieee.org
This paper introduces a new method to construct zero cross correlation (ZCC) code for
spectral amplitude coding-optical code division multiple access (SAC-OCDMA) systems. Its …

Development and performance improvement of a new two-dimensional spectral/spatial code using the pascal triangle rule for OCDMA system

A Cherifi, BS Bouazza, M Al-Ayedi… - Journal of Optical …, 2021 - degruyter.com
This paper introduces a novel code called two dimensional Pascal's triangle zero cross
correlation (2D-PTZCC) for spectral/spatial coding with its structure of the corresponding …

Nonlinear effect and MAI impact on SAC-OCDMA system based on 2D multi-diagonal code and laser array

H Mrabet, F Bahloul, AS Karar, A Cherifi, A Belghith - Applied Sciences, 2021 - mdpi.com
A new architecture for Spectral Amplitude Coding Optical Code Division Multiple Access
(SAC-OCDMA) system based on two Dimensional Multi Diagonal (2D-MD) codes named 2D …

Development of optical code division multiple access based system using spectral amplitude coding via fiber Bragg gratings (FBGs)

NH Abdlkarem, FR Abro, B Das, MFL Abdullah… - Wireless Personal …, 2019 - Springer
The multiple user's based transmission systems are developed in the past using various
multiple access techniques for fibre optic communications. Among these multi-user systems …

Performances of BICM-ID system using CRSC code in optical transmissions

H Fekih, BS Bouazza, K Nouri - Journal of Optical Communications, 2024 - degruyter.com
Recently, using iterative decoding algorithms to achieve an interesting bit error rate for
spectrally efficient modulation become a necessity for optical transmission, in this paper, we …

[PDF][PDF] Performance improvement of hybrid optical system using two dimensions (2D) spectral–spatial code

A Mohanad - academia.edu
The advanced developments in fiber-optics over the past three decades have made
possible the use of optical fibers as the transmission media in modern communication …