The multi-service schemes for SAC-OCDMA systems with variable code weight

KS Nisar, HY Ahmed, M Zeghid, WA Imtiaz… - Optical and quantum …, 2021 - Springer
A new variable weight zero cross correlation code (VZCC) is designed that support different
class of services in spectral encoding for OCDMA scheme. The proposed code has many …

Fuzzy logic control for the mitigation of environmental temperature variations in OCDMA networks

JV dos Reis Jr, TR Raddo, AL Sanches… - Journal of Optical …, 2015 - opg.optica.org
This paper introduces a new application of fuzzy logic control (FLC) for the improvement of
traffic performance over optical code-division multiple-access (OCDMA) networks. This …

Experimental demonstration of variable weight SAC-OCDMA system for QoS differentiation

S Seyedzadeh, GA Mahdiraji, RKZ Sahbudin… - Optical Fiber …, 2014 - Elsevier
In this paper the experimental and simulation results of variable-weight spectral amplitude
coding optical code division multiple access (VW-SAC-OCDMA) system is demonstrated. In …

Optical code division multiple access codes comparison in free space optics and optical fiber transmission medium

M Moghaddasi, S Seyedzadeh… - 2014 IEEE Region 10 …, 2014 - ieeexplore.ieee.org
Performance of three different Optical Code Division Multiple Access codes namely Prime
Code (PC), Quadratic Congruence (QC), and Khazani-Syed (KS) code are compared in …

Performance analysis of hybrid SAC-OCDMA/WDMA system using random diagonal code

MH Kakaee, SMSS Kharazi, SBA Anas… - 2012 IEEE 3rd …, 2012 - ieeexplore.ieee.org
A hybrid Spectral-Amplitude-Coding (SAC)-Optical Code Division Multiple Access
(OCDMA)/Wavelength-Division-Multiple-Access (WDMA) using Random Diagonal (RD) …

Proposal of multi-service (MS) code to differentiate quality of services for OCDMA systems

MH Kakaee, SI Essa, S Seyedzadeh… - 2014 IEEE 5th …, 2014 - ieeexplore.ieee.org
The emergence of a broad range of network-driven applications (eg multimedia, online
gaming) rises the demand for network environments with ability to provide multiservice …

Effects of fiber dispersion on the performance of optical CDMA systems

SMSS Kharazi, GA Mahdiraji… - Journal of Optical …, 2012 - degruyter.com
Abstract In recent years, Optical Code Division Multiple Access (OCDMA) system had
received great attentions due to its potential to support applications with various data rates …

Practical investigation of suitable decoding techniques for spectral amplitude coding optical code division multiple access‐based vibration sensing

A Taiwo, M Moghaddasi, D Kuje, Y Idriss… - IET …, 2016 - Wiley Online Library
A suitable decoding technique for spectral amplitude coding optical code division multiple
access (SAC‐OCDMA)‐based secured distributed vibration sensor is investigated. The …

Effects of fibre impairments in variable weight optical code division multiple access system

S Seyedzadeh, M Moghaddasi, SBA Anas - IET optoelectronics, 2016 - Wiley Online Library
Variable weight optical code division multiple access system (VW‐OCDMA) is developed to
provide service differentiation in optical metro networks where different applications demand …

A novel asynchronous hybrid duty-cycle division multiplexing/optical code division multiple access system

S Seyedzadeh, GA Mahdiraji, SY Gang… - 7'th International …, 2014 - ieeexplore.ieee.org
The growing demand for larger optical bandwidth and new services rises the need for
efficient multiplexing techniques. Recently, hybrid optical code division multiple access …