SAC-OCDMA-FSO communication system under different weather conditions: performance enhancement

SAA El-Mottaleb, A Métwalli, M Hassib… - Optical and Quantum …, 2021 - Springer
Free space optics (FSO) communication is a very recent mechanism. It is mainly needed
when physical connection between the transmitter and the receiver is practically impossible …

Performance investigation of 1.5 Tb/s optical hybrid 2D-OCDMA/OFDM system using direct spectral detection based on successive weight encoding algorithm

M Rahmani, A Cherifi, GN Sabri, MI Al-Rayif… - Optics & Laser …, 2024 - Elsevier
In order to raise the performance of optical communication systems, it is imperative mainly to
increase the number of available users while decreasing the bit error rate (BER) in the …

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 …

Performance of SAC OCDMA-FSO communication systems

RKZ Sahbudin, M Kamarulzaman, S Hitam… - … -International Journal for …, 2013 - Elsevier
In this paper, the performance of free space optical (FSO) communication system employing
the spectral amplitude coding optical code division multiple access (SAC OCDMA) …

Machine learning FSO-SAC-OCDMA code recognition under different weather conditions

SA Abd El-Mottaleb, A Mètwalli, M Singh… - Optical and Quantum …, 2022 - Springer
Nowadays, transmitting and receiving data with high speed and a high level of security are
the main demands. So, a new model of spectral amplitude coding optical code division …

Contribution of OFDM modulation to improve the performance of non-coherent OCDMA system based on a new variable weight zero cross correlation code

M Rahmani, A Cherifi, GN Sabri, BS Bouazza… - Optical and Quantum …, 2022 - Springer
This study aims at proposing a new model of non-coherent spectral amplitude coding optical
code division multiple access (SAC-OCDMA) systems merged with adaptive orthogonal …

Optical fiber sensor network integrating SAC-OCDMA and cladding modified optical fiber sensors coated with nanomaterial

HA Mohammed, MHA Bakar, SBA Anas… - Optical Fiber …, 2022 - Elsevier
Three modified single mode optical fiber ammonia sensors coated with nanocomposite of
polyaniline/graphite nanofiber (PANI/GNF) are integrated with optical code division multiple …

Variable weight spectral amplitude coding for multiservice OCDMA networks

S Seyedzadeh, FP Rahimian, I Glesk… - Optical Fiber …, 2017 - Elsevier
The emergence of heterogeneous data traffic such as voice over IP, video streaming and
online gaming have demanded networks with capability of supporting quality of service …

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 …

SAC-OCDMA system performance using narrowband Bragg filter encoders and decoders

S Boukricha, K Ghoumid, S Mekaoui, E Ar-Reyouchi… - SN Applied …, 2020 - Springer
In this paper, we have studied a Spectral Amplitude Coding Optical Code Division Multiple
Access (SAC-OCDMA) system performance using fiber Bragg gratings equivalent to very …