Faculty Members

Prof.Hassan Ahmed Yousif Mohmed

Professor Department of Electrical Engineering College of Engineering in Wadi Addawasir

Wadi Aldawasir
011-588-8714
h.ahmed@psau.edu.sa

Curriculum Vitae
Publications

Publications

[1] Hassan Yousif Ahmed, Ibrahima Faye, N.M. Saad’’ Vectors Combinatorial Code Family for Spectral Amplitude Coding (SAC-OCDMA)’’ International Journal of Computer Science and Network Security (IJCSNS), Vol. 8 No. 3 pp. 20-26, South Korea, 2008.
[2] Hassan Yousif Ahmed, Ibrahima Faye, N.M. Saad and S. A. Aljunid, “Spectral Amplitude Coding Optical CDMA: Performance Analysis of PIIN Reduction Using VC Code Family” International Journal of Electronics, Communications and Computer Engineering, Vol. 1, No 2, pp. 72-78. France, June 2009.
[3] Hassan Yousif Ahmed, Ibrahima Faye, N.M. Saad and S. A. Aljunid “Effects of the Vector Combinatorial code connection parameters on the performance of an OCDMA system for high-speed networks" Journal of Computer Theory and Engineering (IJCTE), Vol. 1, No 5, pp. 500-505. Singapore , Dec 2009.
[4] Hassan Yousif Ahmed, Ibrahima Faye, N.M. Saad and S. A. Aljunid’’ Spectral Amplitude Coding OCDMA: Performance Analysis on Detection Schemes using Vectors Combinatorial Code Families" Journal of Optical Communication, Vol. 5. No 4, Germany, 2009.
[5] Hassan Yousif Ahmed, Ibrahima Faye, N.M. Saad and S. A. Aljunid “OCDMA System: New Detection Scheme and Encoder-Decoder Structure Based On Fiber Bragg Gratings (FBGs) for VCC Code", has been accepted for publication in the International Journal of Computers and Applications. ACTA Press / IASTED, 32 (4). pp. 461-468, Canada, February 2010.
[6] Hassan Yousif Ahmed, M. Elmaleeh , Hilal Adnan Fadhil, S. A. Aljunid,” New Codes for Spectral Amplitude Coding Optical CDMA Systems” IJCSIS, February issue Vol. 9 No. 2, 2011.
[7] Hassan Yousif Ahmed, Elmaleeh , Hilal Adnan Fadhil, S. A. Aljunid,” Performance Analysis Of Optical CDMA System Using VC Code Family Under Various Optical Parameters” Journal of Engineering Science & Technology (JESTEC) Volume 7, Issue3 pp 303-321, June 2012.
[8] Hassan Yousif Ahmed, Elmaleeh , Hilal Adnan Fadhil, S. A. Aljunid “Optical CDMA: Performance of Spectral-Amplitude Coding with new Direct Recovery Scheme using Vector Combinatorial (VC) Code ", The International Arab Journal of Information Technology, vol. 10, no. 5, pp. 10-17, 2013.
[9] Hassan Yousif Ahmed, Elmaleeh , Hilal Adnan Fadhil, S. A. Aljunid “New Codes for Spectral Amplitude Coding Optical CDMA Systems”, International Journal of Computer Science and Information Security , vol. 9, No. 3, pp. 272-279, 2010.
[10] Hassan Yousif Ahmed, Elmaleeh , Hilal Adnan Fadhil, S. A. Aljunid, “Performance Analysis of Spectral-Amplitude-Coding Optical CDMA Systems with new subtract exclusive OR detection (SED) using vectors combinatorial (VC) code”, Science Direct International Journal for Light and Electron Optics, vol. 123, no. 15, pp.1352-1359, 2012.
[11] Hassan Yousif Ahmed , K.S. Nisar, Diagonal Eigenvalue Unity (DEU) code for spectral amplitude coding-optical code division multiple access , Optical Fiber Technology journal, Contents lists available at SciVerse ScienceDirect,Volume 19, Issue 4 ISSN 1068-5200, Pages 335–347, August 2013.
[12] Hassan Yousif Ahmed , K.S. Nisar, Reduction of the fiber dispersion effects on MAI for long span high-speed OCDMA networks using Diagonal Eigenvalue Unity (DEU) code, International Journal for Light and Electron Optics, Volume 122, Pages 57655773, Nov 2013.
[13] Hassan Yousif Ahmed, Spectral Amplitude Coding (SAC) Optical Code Division Multiple Access system: Multi-rate transmissions using Vector Combinatorial (VC) codes, SWISS Journal of Applied, Vol. 2, No. 4, 2013.
[14] Ammar Babiker, Mohamed Nordin Zakaria, Brahim Belhaouri Samir, Hassan Yousif, "Efficient Energy Adaptive Hybrid Error Correction Technique for Underwater Wireless Sensor Networks”, International Journal of Information and Communication Engineering, World Academy of Science Engineering and Technology, Vol. 6, No. 4, pp. 216-222, 2010.
[15] Hilal Adnan Fadil, S. A. Aljunid and Hassan Yousif Ahmed, “Variable crosscorrelation code construction for spectral amplitude coding optical CDMA networks” Science Direct International Journal for Light and Electron Optics”, Vol: 123 pp: 956963, 2011.
[16] Hilal Adnan Fadil, S. A. Aljunid and Hassan Yousif Ahmed .“Performance of Optical OFDM systems using new PAPR Reduction approach” Australian journal of Basic and applied science. Vol. 6, No. 3, pp. 120-127, 2012.
[17] Hilal Adnan Fadil, S. A. Aljunid and Hassan Yousif Ahmed “ Performance of Optical OFDM systems using new spectral direct detection technique” Journal of Modern optics, 2011.
[18] Amin B. A. Mustafa, 1 Mohammed A. A. Elmaleeh, Hassan Yousif, Mohammed Hussein, RST-Based Analysis of Multi-Class Multi-Servers Non-Preemptive Priority Queues versus Worst Case
Non-Preemptive Priority Queues versus Worst Case IEEE Analysis, IJCSIS) International Journal of Computer Science and Information Security, Vol. 11, No. 4, April 2013.
[19] Mohammed A. A. Elmaleeh, Amin B. A. Mustafa, Hassan Yousif, Mohammed Hussein, Application of Acoustic Emission for Incipient Fault Detection of Industrial Pilot Plant Machinery, IRACST - International Journal of Advanced Computing, Engineering and Application (IJACEA), ISSN: 2319-281X, Vol. 2, No.2, April 2013.
[20] Hilal A. Fadhil, Syed A. Aljunid, Hassan Y. Ahmed, Hamza M.R. AlKhafaji, Variable cross-correlation code construction for spectral amplitude coding optical CDMA networks, Optik Journal, Contents lists available at ScienceDirect, Optik 123 Pages 956– 963, 2012.
[21] Amin B. A. Mustafa, Mohammed A. A. Elmaleeh, Hassan Yousif, Mohammed Hussein, RST-Based Analysis of Multi-Class Multi-Servers Non-Preemptive Priority Queues versus Worst Case IEEE Analysis, International Journal of Computer Science and Information Security (IJCSIS), Vol. 11, No. 4, Pages 19-26, 2013.
[22] Mohammed A. A. Elmaleeh, Hassan Yousif, Amin B. A. Mustafa, Mohammed Hussein, A new Version of High Stability Output 12-Bit Tracking Analog to Digital Converter, Gezira Journals of Engineering and Applied Sciences, Vol. 8, No. 1, Pages 8-12, 2013.
[23] Mohammed A. A. Elmaleeh, Hassan Yousif, Amin B. A. Mustafa, Mohammed Hussein, Application of AE techniques in Condition Monitoring and Diagnosis of Rotating Machinery, Gezira Journals of Engineering and Applied Sciences, Vol. 7, No. 1, Pages 8-12, 2013.
[24] Mohammed H. M. Nerma, Hassan Yousif, Abdallah M. Monir, Ali M. Mustafa and Munzir M. Omer, Inter-carrier Interference reduction technique in OFDM system based on self cancellation technique, International Journal of Engineering and Computer Science, Vol. 1, No. 3, Pages 108-113 , 2012.
[25] AO Aldhaibani, SA Aljunid, MS Anuar, AR Arief, Hassan Yousif Ahmed, Simulative Effect of Cyclic Prefix in Optical OFDM, Applied Mechanics and Materials, Vol. 661, Pages 190-194 , 2014.
[26] Hassan Yousif Ahmed, Zakaria Mukhtar gharsseldien and Syed Alwee Aljunid, An Efficient Method to Construct Diagonal Permutation Shift (DPS) Codes For Sac Ocdma
Systems, Journal of Theoretical and Applied Information Technology, vol.94. No.2, 2016.
[27] Hassan Yousif Ahmed, Zakaria Mukhtar gharsseldien and Syed Alwee Aljunid, Performance Analysis of Diagonal Permutation Shifting (DPS) Codes for SAC-OCDMA Systems, JOURNAL OF INFORMATION SCIENCE AND ENGINEERING vol. 33, pp. 433-448 (2017).
[28] Waqas A. Imtiaz, Hassan Yousif Ahmed, Medien Zeghid and Yahia Sharief, Analysis of Noise Suppression for OCDMA Systems with Fixed In-phase Cross-Correlation Codes and Single O/E Converter, International Journal for Light and Electron Optics (Optik), vol. 183, 677-690, 2019.
[29] Hassan Yousif Ahmed, Medien Zeghid, Waqas A. Imtiaz and Anisa Sgair, Design an efficient SAC–OCDMA system based on coherent and incoherent optical sources to reduce capital expenditure, Optical and Quantum Electronics, vol. 50, 1-19, 2018.
[30] Anissa Sghaiera, Medien Zeghid, Loubna Ghammam, Sylvain Duquesne, Mohsen Machhout, Hassan Yousif Ahmed, High speed and efficient area optimal ate pairing processor implementation over BN and BLS12 curves on FPGA, Microprocessors and Microsystems, vol. 61, 227-241, 2018.
[31] Waqas A. Imtiaz, Hassan Yousif Ahmed, Medien Zeghid and Yahia Sharief, Design and Implementation of Two-Dimensional Enhanced Multi-diagonal Code for High Cardinality OCDMA-PON, Arabian Journal for Science and Engineering, 1-18, 2019.
[32] Hassan Yousif Ahmed, Zakaria Mukhtar gharsseldien and Syed Alwee Aljunid, An Inclusive Comparison in LAN Environment between Conventional and Hybrid Methods for Spectral Amplitude Coding Optical CDMA Systems, International Journal of Advanced Computer Science and Applications, vol. 7, no. 12, 2016.
[33] Hassan Yousif Ahmed and Medien Zeghid, Numerical Method for Constructing Fixed Right Shift (FRS) Code for SAC-OCDMA Systems, International Journal of Advanced Computer Science and Applications, vol. 8, no. 12, 2017.
[34] Hassan Yousif Ahmed, Medien Zeghid, Waqas A. Imtiaz and Anisa Sgair, Two dimensional Fixed Right Shift (FRS) code for SAC-OCDMA systems, Optical Fiber Technology, vol. 47, 73-87, 2019.
[35] Hassan Yousif Ahmed, Medien Zeghid, Waqas A. Imtiaz and Anisa Sgair , A tradeoff for dispersion compensating fibers (DCFs) deployment in SAC-OCDMA environment using 2D-Fixed Right Shift (2D-FRS) code, International Journal for Light and Electron Optics (Optik), vol. 185, 677-690, 2020.
[36] Waqas A. Imtiaz, Hassan Yousif Ahmed, Medien Zeghid and Yahia Sharief, Two Dimensional Optimized Enhanced Multi Diagonal Code for OCDMA Passive Optical Networks, Optical and Quantum Electronics, vol. 52, 1-17, 2020.
[37] Waqas A. Imtiaz, Hassan Yousif Ahmed, Medien Zeghid and Yahia Sharief, An optimized architecture to reduce the impact of fiber strands in spectral/spatial optical code division multiple access passive optical networks (OCDMA-PON), Optical Fiber Technology, Volume 54, January 2020, 102072
[38] Hassan Yousif Ahmed, Medien Zeghid, Waqas A. Imtiaz, Teena Sherma and Abdalla Chihri, Two-Dimensional Permutation Vectors’ (PV) Code for Optical Code Division Multiple Access Systems, Entropy, 2020.
[39] Hassan Yousif Ahmed, Medien Zeghid, Waqas A. Imtiaz, Teena Sherma and Abdalla Chihri, An efficient 2D encoding/decoding technique for optical communication system based on permutation vectors theory, Multimedia systems, 2020.
[40] Hassan Yousif Ahmed, Medien Zeghid, Waqas A. Imtiaz, Yahia Shrief and O.M Abdalla, A configurable transmitter-receiver structure to support QoS for spectral amplitude coding-optical code division multiple access, Optical Fiber Technology
Volume 58, September 2020, 102232..
[41] Waqas A. Imtiaz, Hassan Yousif Ahmed, Medien Zeghid, T Sherma and J Mirza, Techno-economic analysis of two dimensional optical code division multiple access systems, Optical and Quantum Electronics 53 (1), 1-15, 2020.
Conferences
[1] Hassan Yousif Ahmed, Ibrahima Faye, N.M.Saad Vectors ‘’Combinatorial Code Family for Spectral Amplitude Coding Optical Code Division Multiple Access (SACOCDMA)’’ National Postgraduate Symposium-UTP-NPC, Malaysia, 2008.
[2] Hassan Yousif Ahmed, Ibrahima Faye, N.M.Saad ‘‘An efficient Method to construct Code Family for Spectral Amplitude Coding OCDMA)’’ IEEE 2008 Student Conference on Research and Development, Johor, Malaysia, 26-27 Nov 2008.
[3] Hassan Yousif A hmed, Ibrahima Faye, N.M.Saad ‘‘Performance Analysis: Vectors Combinatorial Codes (VCC) Families for SAC-OCDMA” IEEE 2008 Student Conference on Research and Development, Johor, Malaysia, 26-27 Nov. 2008.
[4] Hassan Yousif Ahmed, Ibrahima Faye, N.M.Saad ‘‘A new transmitter-receiver structure based on fiber Bragg gratings (FBGs) for VCC code” IEEE 2008 Student Conference on Research and Development, Johor, Malaysia, 26-27 Nov. 2008.
[5] Hassan Yousif Ahmed, Ibrahima Faye, N.M. Saad and S. A. Aljunid’’ Effects of connection parameters on the performance of OCDMA system using Vector Combinatorial (VC) code ’’ The 14th International Conference on Optical Networking and Modeling, Japan, 1st -3th February 2010.
[6] N.Elfadel, HassanYousif Ahmed, Maisara A, E.I.Babekir, A.Mohammed, A.A.Aziz and N.M.Saad, “Performance study of Optical Parallel Interference Cancellation with Varying Threshold Values”, The six IASTED International Confernce of Communication, Internet, and Information Technology (CIIT 2007), Bnaff, Alberta, Canada, 2nd-4th July 2007 .
[7] Elfadel, N. Aziz, A.A. HassanYousif Ahmed. Musa, M. Aziz, A. Idriss, E. Mohammed, A. Saad, “One stage Optical Parallel Interference Cancellation for the optical CDMA” IEEE International Conference on Intellegent & Advance systems (ICIAS 2007), Kuala Lumpur- Malaysia, 25th-28th November 2007.
[8] Elfade, N. Aziz, A.A. HassanYousif Ahmed. Musa, M. Aziz, “Multi-user detection for the OCDMA: Optical Parallel Interference Cancellation with optical limiter” IEEE International Conference on Intellegent & Advance systems (ICIAS 2007), , Kuala Lumpur- Malaysia, 25th-28th November 2007.
[9] Ammar Babiker, Mohamed Nordin Zakaria, Brahim Belhaouri Samir, Hassan Yousif, “Applying Variable Error Correction Technique to the Design of Bounded Distance Routing Protocol for Underwater wireless Sensors Networks” 7th International Conference on Wireless Advanced, 2011 .
[10] Ammar Babiker, Mohamed Nordin Zakaria, Brahim Belhaouri Samir, Hassan Yousif, “PAR-Based Adaptive Redundancy Reliable Transport protocol for underwater wireless sensor network” Accepted in the 17th Asia-Pacific Conference on communications, Sabah- Malaysia, 2-5 October 2011 .
[11] Ammar Babiker, Mohamed Nordin Zakaria, Brahim Belhaouri Samir, Hassan Yousif, “Packet acceptance rate based adaptive energy efficient error correction technique for Underwater wireless Sensors Networks” Proceeding of 3rd international conference on underwater system technology: theory and application 2010 (USYS’10), 1-2 November 2010, Cyberjaya, Malaysia, 137-142.
[12] Hilal Adnan Fadil, S. A. Aljunid and Hassan Yousif Ahmed ” International conference on optical and nanoelecronic conference, IEEE international conference on optical and nanoelectronics applications, Penag, February 2011.
[13] HA Fadhil, HY Ahmed, SA Aljunid, Performance analysis of hybrid optical OFDM system with high order dispersion compensation, Communications (APCC), 2011 17th Asia-Pacific Conference, Pages 117-120, Publisher IEEE , 10\2\2011.
[14] AO Aldhaibani, SA Aljunid, MS Anuar, AR Arief, Hassan Yousif Ahmed, Performance of OCDMA System Using OFDM Technique Based on Flexible Cross Correlation Code, Proc. of the 5th Int. Conference on Photonics (ICP2014, Pages 117120 , 2014.

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Prof.Hassan Ahmed Yousif Mohmed

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Prof.Hassan Ahmed Yousif Mohmed

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