A projected parallel interference cancellation for asynchronous upstream OCDMA-PON

H Seleem, A Bentrcia… - IEEE communications …, 2012 - ieeexplore.ieee.org
OCDMA is a promising candidate for next generation passive optical networks (NG-PON).
OCDMA-PON can potentially provide all customers with a Gb/s-class BW upstream with …

The effects of power control on the optical CDMA random access protocol

FR Durand, M Stábile Filho, T Abrão - Optical Switching and Networking, 2012 - Elsevier
In this work, the performance of the hybrid system that combines the distributed power
control algorithm (DPCA) with the random access protocol as a novel and simple scheme of …

[HTML][HTML] Performance analysis of a hybrid optical CDMA/DWDM system against inter-symbol interference and four wave mixing

N Alsowaidi, T Eltaif, MR Mokhtar - Digital Communications and Networks, 2021 - Elsevier
This paper reports the implementation and theoretical model for analyzing an optical
CDMA/DWDM hybrid system to reduce two major problems, the Inter-Symbol Interference …

Penalised and doubly‐penalised parallel/successive interference cancellation multi‐user detectors for asynchronous upstream optical code division multiple access …

H Seleem, A Bentrcia, H Fathallah - IET Communications, 2014 - Wiley Online Library
Optical code division multiple access (OCDMA) is one of the emerging technologies for next
generation passive optical networks that can offer customers a Gb/s‐class experience in the …

Peer-to-peer knowledge sharing in the mobile environment

M Matuszewski, S Balandin - Fifth International Conference on …, 2007 - ieeexplore.ieee.org
This paper discusses knowledge sharing in the corporate environment. It studies different
barriers for knowledge sharing as well as incentive programs that are aiming to motivate …

Performance analysis of SAC optical PPM-CDMA system-based interference rejection technique

N Alsowaidi, T Eltaif, MR Mokhtar - Journal of Optical …, 2016 - degruyter.com
In this paper, we aim to theoretically analyse optical code division multiple access (OCDMA)
system that based on successive interference cancellation (SIC) using pulse position …

Multiplicative PIC detection for OCDMA systems with non‐negativity constraints

A Bentrcia, H Seleem, H Fathallah - IET Communications, 2018 - Wiley Online Library
Non‐negativity constraints arise naturally in many applications such as medical and
astronomical imaging. These constraints have been recently exploited in the optical …

Cost Analysis in Optical Burst Switching Networks with Optical Label Processing

FR Durand, MLF Abbade, F Rudge… - IEEE Latin America …, 2011 - ieeexplore.ieee.org
The aim of this work is the analysis of optical burst switching (OBS) networks with optical
label processing based on optical code division multiplexing (OCDM) technology. An …

DWDM 混合光学系统中帧间和信道内四波混频效应的抑制

MR Mokhtar - **光学 (中英文), 2019 - chineseoptics.net.cn
本文提出了光码多分址(CDMA) 和光密集波分复用(DWDM) 的混合系统, 全面研究了四波混频(
FWM) 的影响. 在这个系统中, 主要存在两个四波混频问题: 包括多址干扰(MAI) 和码间干扰(ISI) …