Hassan Yousif Ahmed
Hassan Yousif Ahmed
Professor, Electrical Engineering, Prince Sattam Bin Abdulaziz University
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Diagonal Eigenvalue Unity (DEU) code for spectral amplitude coding-optical code division multiple access
HY Ahmed, KS Nisar
Optical Fiber Technology 19 (4), 335-347, 2013
Capacity enhancement for free space optics transmission system using orbital angular momentum optical code division multiple access in 5G and beyond networks
SAA El-Mottaleb, M Singh, A Chehri, HY Ahmed, M Zeghid, AN Khan
Energies 15 (19), 7100, 2022
New high-gain transformerless dc/dc boost converter system
HY Ahmed, O Abdel-Rahim, ZM Ali
Electronics 11 (5), 734, 2022
Two-dimensional permutation vectors’(PV) code for optical code division multiple access systems
H Yousif Ahmed, M Zeghid, W A. Imtiaz, T Sharma, A Chehri, P Fortier
Entropy 22 (5), 576, 2020
Two dimensional fixed right shift (FRS) code for SAC-OCDMA systems
HY Ahmed, M Zeghid, WA Imtiaz, A Sghaier
Optical fiber technology 47, 73-87, 2019
Performance analysis of spectral-amplitude-coding optical CDMA systems with new subtract exclusive OR detection (SED) using vectors combinatorial (VC) code
HY Ahmed, M Almaleeh, H Fadhil, SA Aljunid, A Elyass, NM Saad
Optik 123 (15), 1352-1359, 2012
Variable cross-correlation code construction for spectral amplitude coding optical CDMA networks
HA Fadhil, SA Aljunid, HY Ahmed, HMR AlKhafaji
Optik 123 (11), 956-963, 2012
Optical code construction of 2D spectral/spatial BIBD codes for SAC-OCDMA systems
T Sharma, A Chehri, P Fortier, H Yousif Ahmed, M Zeghid, W A. Imtiaz
Applied sciences 11 (2), 783, 2021
An optimized architecture to reduce the impact of fiber strands in spectral/spatial optical code division multiple access passive optical networks (OCDMA-PON)
WA Imtiaz, HY Ahmed, M Zeghid, Y Sharief
Optical Fiber Technology 54, 102072, 2020
Reduction of complexity design of SAC OCDMA systems by utilizing diagonal permutation shift (DPS) codes with single photodiode (SPD) detection technique
HY Ahmed, M Zeghid, B Bouallegue, A Chehri, SA Abd El-Mottaleb
Electronics 11 (8), 1224, 2022
Performance evaluation of a 160-Gbit/s OCDMA-FSO system via Laguerre-Gaussian beams under weather conditions
SA Abd El-Mottaleb, M Singh, HY Ahmed, M Zeghid, KS Nisar, MF Alotaibi, ...
Alexandria Engineering Journal 63, 661-674, 2023
Design and implementation of two-dimensional enhanced multi-diagonal code for high cardinality OCDMA-PON
WA Imtiaz, HY Ahmed, M Zeghid, Y Sharief, M Usman
Arabian Journal for Science and Engineering 44, 7067-7084, 2019
Numerical method for constructing fixed right shift (frs) code for sac-ocdma systems
HY Ahmed, KS Nisar, M Zeghid, SA Aljunid
system 8 (1), 2017
Reduction of the fiber dispersion effects on MAI for long span high-speed OCDMA networks using Diagonal Eigenvalue Unity (DEU) code
HY Ahmed, KS Nisar
Optik 124 (22), 5765-5773, 2013
An efficient 2D encoding/decoding technique for optical communication system based on permutation vectors theory
HY Ahmed, M Zeghid, WA Imtiaz, T Sharma, A Chehri
Multimedia Systems 27, 691-707, 2021
Zero vectors combinatorial code family for spectral amplitude coding (SAC-OCDMA)
HY Ahmed, I Faye, NM Saad
IJCSNS International journal of computer science and network security 8, 20-26, 2008
A multi-objective planning strategy for electric vehicle charging stations towards low carbon-oriented modern power systems
HY Ahmed, ZM Ali, MM Refaat, SHEA Aleem
Sustainability 15 (3), 2819, 2023
Modified optical burst switching (OBS) based edge node architecture using real-time scheduling techniques
M Zeghid, K Amaseb, HY Ahmed, AN Khan, A Chehri, T Sharma, KS Nisar
IEEE Access 9, 167305-167321, 2021
Link congestion aware proactive routing for dynamic traffic in elastic optical networks
AN Khan, HY Ahmed, M Zeghid, WA Imtiaz, ZH Khan
IEEE Photonics Journal 13 (1), 1-15, 2021
The multi-service schemes for SAC-OCDMA systems with variable code weight
KS Nisar, HY Ahmed, M Zeghid, WA Imtiaz, H Sarangal, SS Thapar
Optical and quantum electronics 53 (6), 293, 2021
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