Security challenges of internet of underwater things: A systematic literature review

AG Yisa, T Dargahi, S Belguith… - Transactions on …, 2021 - Wiley Online Library
Water covers approximately 71% of the earth surface, yet much of the underwater world
remains unexplored due to technology limitations. Internet of Underwater Things (IoUT) is a …

Performance analysis of hybrid PDM-SAC-OCDMA-enabled FSO transmission using ZCC codes

A Armghan, M Alsharari, K Aliqab, M Singh… - Applied Sciences, 2023 - mdpi.com
The need for a high-speed transmission network has become essential due to the
exponential increase in traffic. In this paper, a free-space-optics (FSO) link modelled by …

High-speed spiral-phase donut-modes-based hybrid FSO-MMF communication system by incorporating OCDMA scheme

M Kumari, A Sharma, S Chaudhary - Photonics, 2023 - mdpi.com
Hybrid free-space optics (FSO) and optical fiber have been viewed as vital transmission
techniques to satisfy high bandwidth and extended transmission range requirements under …

Beyond 5G fronthaul based on FSO using spread spectrum codes and graphene modulators

D Neves, A Sanches, R Nobrega, H Mrabet, I Dayoub… - Sensors, 2023 - mdpi.com
High data rate coverage, security, and energy efficiency will play a key role in the continued
performance scaling of next-generation mobile systems. Dense, small mobile cells based on …

Performance evaluation of PDM/SAC-OCDMA-FSO communication system using DPS code under fog, dust and rain

SA Abd El-Mottaleb, A Métwalli, TA ElDallal… - Optical and Quantum …, 2022 - Springer
A new hybrid polarization division multiplexing (PDM) spectral amplitude coding optical
code division multiple access (SAC-OCDMA) is proposed for free space optical (FSO) for …

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 …

Development of new spectral amplitude coding OCDMA code by using polarization encoding technique

SM Ammar, N Ali, MN Saad, SA Aljunid, R Endut… - Applied Sciences, 2023 - mdpi.com
OCDMA is an optical access technology that has a lot of potential because it can be
asynchronously accessed and provides a higher level of security. The authors presented a …

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 …

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 …