Head of Electronics and Communication Engineering Department, Professor of Communication and Electronics, Alexandria Institute of Engineering & Technology(AIET) & Professor Emeritus,Electrical Engineering Department,Faculty of Engineering, Alexandria University, Alexandria 21544, Egypt.

1- B. Sc. In Electrical Engineering, with Distinction, 1964, Alexandria Univ., Alexandria, Egypt

2- D.E.A. D’Electronique, 1971, Université Paris VI, Paris, France.

3- Ph D (Docteur Ingénieur), First Degree of Honor and Written Congratulations of Jury, 1974, Université Paris VI, Paris, France.
Almost the foremost student all along his education course.

* Alexandria University, Faculty of Engineering, Electrical Engineering Department, Alexandria 21544, Alexandria Egypt.

* Teaching Assistant (1964-68), Military Service (1968-70), and Graduate Student (1970-74).

* Associate Professor (1979-1984).

* Professor of Communication and Electronics (1984-1994).

* Distinguished Professor of Communication and Electronics (1994-2002).

* Professor Emeritus of Communication and Electronics (2002-Now).

* Professor of Communication and Electronics,
* Head of Electrical Engineerin g Department,
* Faculty of Engineering,
* October University for Modern Sciences and Arts, Grand Cairo, Egypt .

* Professor of Communication and Electronics,
* Head of Computer and Electronics Engineering Department,
* Dean, Thebes Higher Institute of Eng., Thebes Academy, Nile Corniche, El-Maadi, Cairo 11434. Cairo, Egypt.

* Professor of Communications and Electronics, (seconded)
* Electrical and Computer Engineering Department, Faculty of Engineering,
* Coordinator of Post-Graduate Studies,
* Coordinator and Chairman of Founding Committee of Communication Engineering Program.
* Founder and Chief Editor, IIUM-Engineering Journal,
   International Islamic University Malaysia (IIUM), Jalan Gombak, 53100 Kuala Lumpur, Malaysia.

* Professor of Electronics and Communications (seconded),
* Electrical Engineering Department, College of Engineering, King Saud University, Riyadh, Saudi Arabia.

* Professor of Communications and Electronics (seconded),
* Electrical Engineering Department, Faculty of Engineering, Beirut Arab Univ., Beirut, Lebanon.

* Teaching Assistant, Elect. Eng. Dept, Fac. of Eng., Alexandria University (1964-1974).

* Postgraduate Student, with Egyptian Government’s Scholarship, at Université Paris VI, Paris, France (1970-1974).

* Assistant Professor (1974-1979), Associate Professor (1979-1984), Professor (1984-1994), and Distinguished Professor (1994-2003), Elect. Eng. Dept, Fac. of Eng., Alexandria University (1964-1974).

* Professor (seconded), Beirut Arab University, Beirut Lebanon (1983-1987).

* Professor (seconded), King Saud University, Riyadh, Saudi Arabia(1991-1995).

* Professor (seconded), International Islamic University Malaysia (IIUM), Kuala Lumpur, Malaysia (1995-2000)

* Professor and Dean , Thebes Higher Institute of Engineering (THIE), Thebes Academy, Nile Corniche, El-Maadi, Cairo 11434, Cairo, Egypt, Mars 2003-February 2006.

* Professor, October University for Modern Sciences and Arts (MSA), Grand Cairo, Egypt, Mars 2006-May 2006.

* Professor, October University for Modern Sciences and Arts (MSA), Grand Cairo, Egypt, Mars 2006-May 2006.

* Professor and Dean, Alexandria Higher Institute of Engineering & Technology (AIET), Alexandria 21311, Alexandria, Egypt (June 2006-now).

* Visiting Professor (on short-term basis), Univ. of Calif. At Los Angeles (UCLA), and Université Paris VI, Paris, France (1980, 1982)

* Visiting Professor (on part-time basis) at Egyptian Universities, Institutions, and Advanced Technical Schools.

* Wide Experience in Teaching, Research, Consultation, Administration, and Other Extra-Curricular Activities.

* Supervised Approved 17 Ph. D. and 33 M Sc Theses, in addition to many theses in the course.

* Published more than 188 Research Papers in the Fields of Lasers (Construction, Propagation, Modulation, and Applications), Electronics and Optoelectronics, Communications and Optical Fiber Communications, and Microwave Devices and Circuits.

* Participated in More than 126 Conferences; Member of Many Technical, Scientific, and International Advisory Committees, Chairman and Cochairman of many Technical Sessions and General Chairman of a conference.

* Author and Co-author of Many Books and Monographs In Many Areas of Electrical Engineering and Advanced Engineering Mathematics.

* Reviewer and Referee of Project Proposals and Progress Reports for King Abdulaziz City for Sciences & Technology, Riyadh, Saudi Arabia.

* Reviewer and Referee for many scientific local, regional, and international Journals and Conferences.

* Supervisor and Reviewer for 4 Books on: Industrial Electronics, Electronic Measurements I, Electronic Measurements II, and Electrical and Electronic Engineering. Ministry of Education, Technical Education Division (5-year System), Cairo, Egypt.

* Assessor of a book on Walsh Analysis for the University of Jordan, Amman, Jordan, 1984.

* External Examiner [Assessor and Advisor] for the School of Electrical and Electronic Engineering, University of Science Malaysia [Universiti Sains Malaysia (USM)], 11800 Pulau Pinang, Malaysia in respect of the 2001/2002 Academic Session.

* Contributor to Social And Charitable Fields.

* Earned Many Awards.

* Senior Member IEEE, Member of the Optical Society of America (OSA).

* Founder and Coordinator (1996-2000) of Postgraduate Studies, Faculty of Engineering, International Islamic University Malaysia (IIUM), Kuala Lumpur, Malaysia

* Founder and Chief Editor (Oct 1998-Oct 2000), IIUM-Engineering Journal, International Islamic University Malaysia (IIUM), Kuala Lumpur, Malaysia.

* Coordinator and Chairman of Founding Committee of Communication Engineering B Sc. Program, Faculty of Engineering, International Islamic University Malaysia (IIUM), Kuala Lumpur, Malaysia.

* Managing Director / Senior Consultant of " Middle East Consulting Engineers and Economists (MEC)", (1979-1983,1987-1991), in the Fields of Communications, Electronics , and Microwaves . MEC offers a wide Spectrum of Consulting Services and Training and Updating Programs in different areas of Engineering, Economics, and Management. 10 Ahmed Yahia , Glym, Alexandria, Egypt.

* Electrical Consultant for the American "Waste Water Consultants Group (WWCG) "in Association with the Egyptian Group Warith/ECG, Alexandria, Egypt, (1988-1991), Sharing in Design and Responsible for Training, Operation and Maintenance Programs . End of Kafr-Abdou Str., Roushdy , Alexandria, Egypt.

* Consultant for the Minister of Communications, Egypt, in advisory capacity for Alexandria Telecom. Networks, Responsible for Planning and Implementing Training and Updating Programs for Technical Staff. (1977-1978).

* Member of “ Union of Egyptian Graduate Students”, Paris, France (1972-1974).

* Founder and Advisor of the "Electrical Society" of the Department of Elect. Eng., Alexandria University,(1975-83 & 1988-91). This Society guided the Scientific, Social, Cultural, Training, and Sportive Activities of the Students of the Department.

* Founder and Advisor of the "Electrical Society" of the Department of Elect. Eng., Alexandria University,(1975-83 & 1988-91). This Society guided the Scientific, Social, Cultural, Training, and Sportive Activities of the Students of the Department.

* Founder and Board Member (1991-1992 and 2001-now) of the "Alumni of the Faculty of Engineering, Alexandria University" , Egypt.

El-S. El Badawy and J. Leblond.
Optical Superheterodyne Spectrum Analyzer using an Acoustooptic Effect.
Rev. Sc. Inst., Vol. 46. No. 1, pp. 103-109, Jan. 1975.

J. Leblond and El-S. El Badawy
Laser DopplerVelocimetry Using Superheterodyne Spectrum Analyzer.
Applied optics , Vol. 14, No. 4 , pp. 902-908, April 1975.

El-S. El Badawy, M. S. Kikubi et J. Leblond
Utilisation d' un Effet Acoustooptique pour l'Analyse Spectrale Superhétérodyne en Diffusion de la Lumière.
Rev. de Physique Appliquée, Tome 10, pp. 355-362, Nov. 1975.

El-S. A. El Badawy and G. A. Gazaleh
Distributed Mode Locking by Dielectric Modulation : The FM Monochromatic
Laser.
Bull. of the Fac. of Eng., Alex. Univ., Egypt, Vol. XVI: pp. 365-393 , 1977.

El-S. A. El Badawy and G. A. Gazaleh
A Monochromatic Semiconductor Laser: A Proposed Model and Corresponding Calculations.
Digest of " Conference on Laser and Electrooptic Systems (CLEOS'80), San Diego, California, USA Feb. 26-28, 1980.

S. M. Bedair, M. E. Nagy, El-S. A. El Badawy, and M. F. El Hewie
Dissipation of Moving Fog using 10.6 µm Laser Radiation.
Digest of " Conference on Laser and Electrooptic Systems (CLEOS'80), San Diego , California , USA Feb. 26-28, 1980.

El-S. A. El Badawy, M. S. Nagy, and F. Z. El Halafawy
Reduction of Self-Focusing in Collisional Plasmas by Irradiance Tailoring.
Technical Program of the 1980 Annual Meeting of the Optical Society of America, Chicago, USA, Oct. 13-17, 1980.

El-S. A. El Badawy, and F. Z. El Halafawy
On the Leidenfrost Point. Case of Spheres and Horizontal Cylinders Submerged in Subcooled Liquids.
Technical Journal "Atomkernenergie / Kerntechnik" Vol. 37 No. 1, 1981, Munchen , Germany.

El-S. A. El Badawy, M. S. Nagy, and F. Z. El Halafawy
Self-Focusing of Powerful Gaussian CO2 Laser Beams in Collisional Plasmas.
Journal of the Optical Society of America , Vol.72, No.10, pp.1393-1397, Oct. 1982.

El-S. A. El Badawy, M.S. Nagy, and M. F. El Hewie
Assymetrical Illumination of a Spherical Target by Multibeam-Laser Systems.
Technical Program of the Optical Society of America 1982 Annual Meeting, Oct. 18-22, 1982, Tuscon , Arizona, USA.
Summary published in the Journal of the Optical Society of America. Vol. 72, No. 12, Dec. 1982.

A. K. El Hakeem, El-S. A. El Badawy, I. M. El Dokany, and A. A. El Deeb
Improved performance of OQPSK/DS Multiple Access Communication Systems with Hard Limiter.
Bull. of the Fac. of Engineering , Alex. Univ., Vol. XXI, pp. 49-62, 1982.

A. K. El Hakeem, El-S. A. El Badawy, I. M. El Dokany, and A. A. El Deeb
Improved performance of OQPSK/DS Multiple Access Communication Systems with Hard Limiter.
Bull. of the Fac. of Engineering , Alex. Univ., Vol. XXI, pp. 49-62, 1982.

El-S. A. El Badawy, F. Z. El Halafawy, and A. A. Aboul-Enein
Optical Heating in Semiconductors
Proceeding of the Jordan International Elecrical and Electronic Engineering Conference, JIEEEC'83, University of Jordan , Amman, Jordan, pp.123-126, April 24-28, 1983.

El-S. A. El Badawy and F. Z. El Halafawy
Thermal Blooming of an Optical Carrier in the Atmosphere.
Proceedings of the Mediterranean Electrotechnical Conference, MELECON'83, IEEE-Region 8, Athens, Greece, pp. B4-08, May 24-26, 1983.

A. K. El Hakeem, El-S. A. El Badawy, and A. A. El Deeb
On a Hard-Limited OQPSK/DS Multiple-Access Communication System.
Proceedings of the Mediterranean Electrotechnical Conference , MELECON'83, IEEE-Region 8 , Athens, Greece , pp. B8-05 , May 24-26, 1983.

El-S. A. El Badawy and M. A. El Sherif
Broad Bandwidth and Drive Power Requirements of Electrooptic Laser Modulation.
Bull. of the Fac. of Eng., Alex. Univ., pp. 259-285, Vol. XXII, 1983.

I. M. Mandour, El-S. A. Youssef, El-S. A. El Badawy, and B. A. Barsoum
Propagation of Extremely Low Frequency Electromagnetic Terrestrial Waves.
Proceedings of the Second National Radio Science Symposium. pp. 292-307, March 10-12, 1984, M.T.C., Cairo, Egypt.

El-S. A. El Badawy and F. Z. El Halafawy
On Atmospheric Optical Communications.
Revue de Physique Appliquée, Française, No. 10, pp. 879-888, Oct. 1984

El-S. A. El Badawy, El-S. A. Youssef, and M. G. Gazaleh
A New Theoretical Approach to the Solution of the High Frequency Electromagnetic Field between Two Infinite Conducting Planes.
Bull. of the Fac. of Engineering , Alex. Univ., Egypt, pp. 27-36, Vol. XXIII, 1984.

El-S. A. El Badawy, F. Z. El Halafawy, and A. A. Aboul-Enein
Reduction of Heating Defects in Laser Annealed Semiconductors.
Technical Program of the 1984 Annual Meeting of the Optical Society of America , San Diego, California , USA, Oct. 29 - Nov. 2 , 1984.
Summary published in the Journal of the Optical Society of America, Vol. 1, No. 12, p.1296, Dec. 1984.

F. Z. El Halafawy, El-S. A. El Badawy, M. A. El Gammal, and M. H. Aly.
Soliton Transmission in Inhomogeneous Media with W-Tailored Refractive Index.
Proceedings of the Topical Conference on " Basic Properties of Optical Materials (OM'85) , May 7-9 , 1985 , pp. 256-259 , National Bureau of Standards, Gaithersburg, Maryland, USA.

F. Z. El Halafawy, El-S. A. El Badawy, and A.Y. Rezk
Laser Propagation Through Fibers with Biquadratic Refractive Index.
Proceedings of the Topical Conference on " Basic Properties of Optical Materials (OM'85) ", May 7-9 , 1985 , pp. 119-121 , National Bureau of Standards, Gaithersburg, Maryland, USA.

El-S. A. El Badawy, El-S. A. Youssef, and H. M. H. Shalaby
PPM Performance Using a Concatenated Code Over an Optical RF-Relay Link.
Technical Program of the 1985 Annual Meeting of the Optical Society of America, Oct. 14-18, 1985, Washington DC, USA.

F. Z. El Halafawy, El-S. A. El Badawy, I. M. El Dokany, and E. M. Hassanein
Reduction of The Thermal Effects in Optical Fibers by Irradiance Tailoring.
Proceedings of the International Conference "Modeling & Simulation", organized by AMSE, Sept. 29- Oct. 1, 1986, Naples, Italy.

F. Z. El Halafawy, El-S. A. El Badawy, I. M. El Dokany, and E. M. Hassanein
Ray Tracing in Biquadratic Index Optical Fibers Cables.
Proceeding of the " Premier Colloque Inter - Arab Sur les Systèmes Electroniques, Oct, 15-18,1986, Universitè de Constantine, Algerie.

F. Z. El Halafawy, El-S. A. El Badawy, M. A. El Gammal, and M. H. Aly
Pulse Distortion in Single-Mode Optical Fibers: Chirped Pulses.
Technical Program of the 1986's Annual Meeting of The Optical Society of America, Oct. 19-24, 1986, Seattle,.Washington, USA.

F. Z. El Halafawy, El-S. A. El Badawy, I. M. El Dokany, and E. M. Hassanein
Dimensionless Thermooptic Figure of Merit for Optical Fiber Communication Links.
Proceedings of the International Conference " Modeling and Simulation," organized by AMSE, March 2-4, 1987, Cairo, Egypt.

F. Z. El Halafawy, El-S. A. El Badawy, M. A. El Gammal, and K. M. Aly
Laser Propagation in Dynamic Atmosphere: Wind Dominated Thermal Blooming.
Proceedings of the" Conference on Laser and Electrooptics" CLEO'87 pp. 66-68, April 26-May 1,1987, Baltimore, Maryland, USA.

F. Z. El Halafawy, El-S. A. El Badawy, M. A. El Gammal, and M. H. Aly
On the Soliton Transmission in Nonlinear Inhomogeneous Graded-Refractive Index Media.
IEEE Transaction on Instrumentation and Measurements, Vol. IM-36, No. 2., June 1987.
Selected Paper from the proceedings of the CPEM'86 Conference.

A. A. Aboul-Enein, F. Z. El Halafawy, and El-S. A. El Badawy
A Useful Scheme for Gigabit Lightwave Systems.
Alexandria Eng. Journal, Vol. 28, No. 3, pp. 169-191 , July 1989, Fac. of Eng., Alex. Univ., Egypt.

Hosny A. El-Motaafy, El-S. A. El Badawy, K. H. Badr, and S. H. Ibrahim
Effects of the Structural Parameters on the Performance of High-Efficiency InP IMPATT Diodes.
Proceedings of the 1990 BILKENT International Conference on New Trends in Communications, Control , and Signal Processing, pp. 614-620, July 2-5,1990, Ankara, Turkey.

El-Sayed A. El Badawy, Darwish A. Aziz, and Mohamed Abdel-Rahman
A More Comprehensive Analysis of a Microstrip Antenna in the Spectral Domain.
Proceedings of the 33rd Midwest Symposium on Circuits and Systems, Aug.12-14, 1990, Alberta, Canada.

El-Sayed A. El Badawy, Mohamed I. Shadeed, and Tarif M. Fawzi
A Passive Countermeasure for Laser Range Finder.
Proceeding of the International Conference on Optoelectronics Science and Engineering ,ICOESE'90, pp. 270-273 , Aug. 22-25, 1990. Tsinghua Univ., Beijing, China.

Mohamed M. Meky, Mostafa H. Aly , F. Z. El Halafawy, and El-S. A. El Badawy
Temperature Dependence of the Frequency Response of InGaAs / InP Semiconductor Laser: Theoretical Approach.
Proceedings of the International Conference on Microelectronics, ICM'90, pp. 2-3-1 to 2-3-5, Oct. 13-15, 1990, Damuscus, Syria.

Mohamed M. Meky, Mostafa H. Aly , F. Z. El Halafawy, and El-S. A. El Badawy
Temperature Dependence of Differential Gain Constant and Carrier Density at Transparency for InGaAsP/InP Semiconductor Laser Diodes.
Modeling , Simulation & Control , A, AMSE , Press, Vol. 33, No. 3 , pp. 1 - 7, 1991..

El-Sayed El Badawy and Eman Fahmi
Performance of Trellis Coded 8-DBSK in Mobile Radio Channels.
Proceedings of the IEEE Pacific Rim Conference on Communications, Computers, and Signal Processing , pp. 87-90, May 9-10, 1991. Victoria , BC , Canada.

A. A. Aboul-Enein, El-S. A. El Badawy, F. Z. El Halafawy, and G. H. Farghali
Digital Optical Communication Systems Utilizing Raman Amplification.
Proceedings of the Mediterranean Electrotechnical Conference, MELECON'91, IEEE Region 8 , May 22-24, 1991, Ljubljana, Yugoslavia.

K. H. Badr, H. A. El-Motaafy, El-S. A. El Badawy, and S. H. Ibrahim
Analysis of the Effects of Space Charge on the Performance of Si and GaAs MESFETs Using 2-Dimensional Analytical Model.
Proceedings of the International AMSE Conference on "Information & Systems " (ICIS), Oct. 9-11, 1991, Hangzhou, China ( Sponsored by AMSE and Zhejiang University ).

F. Z. El Halafawy, El-S. A. El Badawy, A. A. Aboul-Enein, N. M. Wassef
Thermal Blooming of Powerful Laser Beams in Pure Water and Clearest Salt Water.
Alexandria Eng. Journal,Vol. 32 No. 1, pp B13-B20, Jan. 1993, Alex. Univ., Egypt.

El-S. A. El Badawy, F. Z. El Halafawy, M. M. E. El-Halawany, and A. A. Saleh
Maximum Gain-Bandwidth Product of Semiconductor Laser Device Under Microwave Intensity Modulation.
Proceedings of the 5th International Conference on Microelectronics (ICM'93), pp. 124-127, Dec. 13-16 , 1993, Dhahran 31261, Saudi Arabia.

M. Abou- El-Ela, M. Al-Turaigi, and El-S. A. El Badawy
A Simple Analog Divider Circuit Using Pulse Width Modulator.
Proceedings of the 5th International Conference on Microelectronics (ICM'93), pp. 160 - 163, Dec. 13-16 , 1993, Dhahran 31261, Saudi Arabia.

H. A. El-Motaafy, H. M. El-Hennawy, El-S. A. El Badawy, and S. H.Ibrahim
A Complete Computer Program for Microstrip Circuit Design.
Proceedings of the European Conference on Circuit Theory and Design (ECCTD'95), Aug. 27-31,1995, Vol. 1 pp. 371-374, Istanbul, Turkey.

H. A. El-Motaafy, El-S. A. El Badawy, H. M. El-Hennawy, and S. H. Ibrahim
Computer Aided-Design and Nonlinear Analysis of a 19 GHz Microstrip Amplifier.
Proceedings of the 7th International Conference on Microelectronics (ICM'95), Supported by IEEE Malaysia Section, pp. 136-139, Dec. 19-21, 1995, Kuala Lumpur, Malaysia.

H. A. El-Motaafy, H. M. El-Hennawy, El-S. A. El Badawy, and S. H. Ibrahim
Effect of Circuit and MESFET Model Parameters on the Performance of Microstrip Oscillators.
Proceedings of the International Conference on Microelectronics (ICME'96), pp. 103-108, Jan., 16-17, 1996, Bandung, Indonesia.

H. A. El-Motaafy, El-S. A. El Badawy, H. M. El-Hennawy, and S. H. Ibrahim
Computer-Aided Analysis and Design of Microwave Mixers Using a Modified Time-Domain Method.
Proceedings of the “1966 IEEE International Conference on Semiconductor Electronics (ICSE'96)”, pp. 126-134, Nov. 26-28, 1996, Penang, Malaysia.

El-S. A. El Badawy, H. A. El-Motaafy, H. M. El-Hennawy, and S. H. Ibrahim
CAD Program Using a Modified Time-Domain Method and its Applications for
Design and Analysis of Nonlinear Microwave Active Circuits.
Proceedings of “Progress in Electromagnetics Research Symposium (PIERS’1997)”, p. 240, Jan. 6-9, 1997, Kowloon, Hong Kong.

S. H. Ibrahim, El-S. A. El Badawy, and H. A. El-Motaafy
Effect of Operating Conditions on the Performance of High Efficiency InP IMPATT Diodes.
Proceedings of the “International Wireless and Telecommunications Symposium (IWTS’97)”, pp 245-249, May 14-16, 1997, Shah Alam, Malaysia.

El-S. A. El Badawy, S. H. Ibrahim, and H. A. El-Motaafy
Effects of the Variations of the Doping Densities on the Performance of High Efficiency LHL InP IMPATT Diodes.
Proceedings of the “1997 North American Radio Science Meeting” p 680, July 13-18, 1997, Montreal, Canada.

El-S. A. El Badawy, K. H. Badr, H. A. El-Motaafy, and M. A. Bayoumy
Microstrip Transistor Amplifier Using Hybrid Couplers
Proceedings of the “ IASTED International Conference: Modeling and Simulation, pp 343-346, Aug. 11-14, 1997, Singapore.

El-Sayed A. El-Badawy
Muslim Communities and the Challenge of Technological Modernization.
Digest of “ One Day Workshop on Staff Educational Development Programme”, April 25, 1998, Fac. of Eng., Int’l Islamic Univ. Malaysia (IIUM), Gombak, Kuala Lumpur, Malaysia.

Hossam M. H. Shalaby and El-Sayed A. El-Badawy.
A Characterization of the Users Strength in Optical PPM-CDMA Channels.
Presented at and Published in the Proceedings of the “International Wireless and Telecommunications Symposium (IWTS’98)”, pp 296-299, May 11-15, 1998, ITM Resort and Convention Center, Shah Alam, Malaysia.

El-S. A. El Badawy, S. H. Ibrahim, and H. A. El-Motaafy
Analysis of Low-High-Low InP IMPATT Reflection Amplifiers.
Presented at and Published in the Proceedings of the “Symposium on Antenna Technology and Applied Electromagnetics (ANTEM’98), pp. 181-184, August 9-12, 1998, Ottawa, Ontario, Canada.

El-Sayed A. El-Badawy
Lasers: Principles, Applications, and Prospects. (Invited Paper)
Proceedings of the First East Asian Conference on “Lightwave Systems, Lasers & Optoelectronics (LiSLO’99)”, Abstract p. 36, Full text in attached proceeding pp1-12 + 22 transparency figures , March 16-18, 1999, Hotel Equatorial, Bangi, Kuala Lumpur, Malaysia.

El-Sayed A. El-Badawy and Said H. Ibrahim
A Comprehensive Computer Program for Microstrip Circuit Design and Its Applications for the Design of Microwave Passive and Active Linear Circuit
IIUM-Engineering Journal, Vol. 1, No. 2, 2000, pp. 35-44, Int’l Islamic University Malaysia (IIUM), Kuala Lumpur, Malaysia.

El-Sayed A. El-Badawy and Said H. Ibrahim
Effect of Operating Conditions on the Performance of One-Sided Abrupt Junction P-Type GaAs IMPATT Diodes.
Proceedings of the “4th International Wireless and Telecommunications Symposium (IWTS’2000)”, May 15-19, 2000, Shah Alam, Malaysia.

El-Sayed A. El-Badawy, Said H. Ibrahim and Hosny A. El-Motaafy
A Comparison between N-Type and P-Type InP LHL IMPATTt Diodes
Proceedings of the “Symposium on Antenna Technology and Applied Electromagnetics (ATTEM’2000)”, ISBN-0-9692563-7-X, pp. 129-132, July 30-August 2, 2000, Winnipeg, Manitoba, Canada.

El-Sayed A. El-Badawy, Farag Z. El-Halafawy, and Moustafa H. Aly
Thermal Effects in Optical Fibers
Proceedings of the Joint Meeting of “The 5th World Multiconference on Systemics, Cybernetics and Informatics (SCI 2001)” and “The 7th International Conference on Information Systems Analysis and Synthesis (ISAS 2001)” Vol. XII, pp. 452-454, July 22-25, 2001, Orlando, Florida, USA.

El-Sayed A. El-Badawy and Said H. Ibrahim
Computer-Aided Design and Analysis of a 4.5-GHz Transmitter Module
Proceedings of the Joint Meeting of “The 5th World Multiconference on Systemics, Cybernetics and Informatics (SCI 2001)” and “The 7th International Conference on Information Systems Analysis and Synthesis (ISAS 2001)” Vol. XII, pp. 455-458, July 22-25, 2001, Orlando, Florida, USA.

Ahmed M. Sallam, Ibraheem M. Koura, Shaker A. Ziton, and El-Sayed A. El-Badawy
All Optical Signal Processing
Proceedings of the Joint International Conference of “5th IEEE Malaysia International Conference on Communications (MICC 2001)” and “2nd East Asian Conference on Lightwave Systems, Lasers, and Optoelectroncs (LiSLO 2001)”, Oct 21-24, 2001, pp. 310-314, J. W. Marriot Hotel, Kuala Lumpur, Malaysia.

El-Sayed A. El-Badawy, and Said H. Ibrahim
Computer-Aided Design and Analysis of a C-Band Balanced Microstrip Transmitter
Proceedings of “The 6th World Multiconference on Systemics, Cybernetics and Informatics (SCI 2002),” Vol. X, pp. 534-539, July 14-18, 2002, Orlando, Florida, USA.

Abdel-Nasser A.Mohamed, AzizEl-Masry A. Rizk, El-Sayed A. El-Badawy, and Farag Z. El-Halafawy
Improvement of Performance of Nonlinear Optical Networks.
Proceedings of “The 6th World Multiconference on Systemics, Cybernetics and Informatics (SCI 2002),” Vol. X, pp. 553-562, July 14-18, 2002, Orlando, Florida, USA.

El-Sayed A. El-Badawy, Abdel-Nasser A. Mohamed, Mohamed M. El-Khamry, Farag Z. El-Halafawy, and Anwar A. Aboul-Enein
Ultra Wideband Wavelength Division Multiplexing (UWWDM) in Nonlinear Optical Networks with Distributed Amplification.
Proceedings of “The 6th World Multi-Conference on Systemics, Cybernetics and Informatics (SCI 2002),” Vol. XXI, pp. 218-223, July 14-18, 2002, Orlando, Florida, USA.
Selected as one of the Best Papers in the Conference.

El-Sayed A. El-Badawy and Said H. Ibrahim
Effect of Operating Conditions on the Performance of Low-High-Low P-Type GaAs IMPATT Diodes
Proceedings of “The 7th World Multi-Conference on Systemics, Cybernetics and Informatics (SCI 2003),” Vol. X, pp. 253-257, July 27-30, 2003, Orlando, Florida, USA.
Selected as one of the Best Papers in the Conference.

Mohamed A. A. Mohamed, Hossam M. H. Shalaby, and El–Sayed A. El-Badawy
Variable-Size Sliding Window Optical CDMA MAC Protocol.
Presented at and Published in the Proceedings of “The 46th IEEE International Midwest Symposium on Circuits & Systems, (MWSCAS2003),” Vol. 1(03CH37527), pp. 496-500, December 27-30, 2003, Nile Hilton, Cairo, Egypt.
Selected as one of the Best Ten Papers among 520 accepted ones in the Conference, later during the conference:
Selected as the Best one among these Best Ten Papers in the Conference

Mootaz S. El-Sowehy, Ashraf G. Elmeligy, Hossam M.H. Shalaby, and El-Sayed A. El-Badawy
Analysis of 2-D Optical CDMA Correlation and Chip Level Receivers under Both Shot and Thermal Noises
Proceedings of “The 8th World Multi-Conference on Systemics, Cybernetics and Informatics (SCI 2004),” July 18-21, 2004, Vol. XI, pp. 121-125, Orlando, Florida, USA

El-Sayed A. El-Badawy and Said H. Ibrahim
Methods of MMIC and MEMS Analysis.
Proceedings of “The 9th World Multi-Conference on Systemics, Cybernetics and Informatics (WMSCI 2005),” July 10-13, 2005, Vol. X, pp. 36-41, Orlando, Florida, USA
Selected as one of the Best Papers in the Conference.

El-Sayed A. El-Badawy, Farag Z. El-Halafawy, Abd El-Naser A. Mohammed, and Yasser S. El-Attar.
Ultra-Multiplexing Transmission in High-Speed Optical Land Cables with Reduction of Four-Wave Mixing
Proceedings of “The 9th World Multi-Conference on Systemics, Cybernetics and Informatics (WMSCI 2005),” July 10-13, 2005, Vol. X, pp. 29-35, Orlando, Florida, USA
Selected as one of the Best Papers in the Conference.

Ahmed G. Mahgoub, Amira A. Ebeid, Hossam-El-Deen M. Abdel-Baky, and El-Sayed A. El-Badawy
An Intersecting Cortical Model Based Framework for Human Face Recognition
Proceedings of “The 11th World Multi-Conference on Systemics, Cybernetics and Informatics (WMSCI 2007),” July 8-11, 2007, Vol. V, pp. 126-130, Orlando, Florida, USA.
Selected as one of the Best Papers in the Conference.

Nema M. El-Faramawy, El-Sayed A. El-Badawy, and Ahmed I. Salem
Hardware Implementation of CA-CFAR Processor
Proceedings of the “International Conference on Computers and Communication Engineering (ICCCE-06),” Vol. I, pp. 573-578, May 9-11, 2006, IIUM, Kuala Lumpur, Malaysia

Mohamed Aly A. Mohamed, Hossam M. H. Shalaby, and El-Sayed A. El-Badawy
Optical Code-Division Multiple-Access Protocol with Selective Retransmission
Journal of Optical Engineering, (SPIE), Vol. 45(5), 055007 (May 2006.)

Ziad A. El-Sahn, Yousef M. Abd-El Malek, Hossam M. H. Shalaby, and El-Sayed A. El-Badawy
The R3 T Optical Random Access CDMA Protocol with Queuing Subsystem.
Proceedings of “The 10th World Multi-Conference on Systemics, Cybernetics and Informatics (WMSCI 2006),” July 16-19, 2006, Vol. V, pp. 18 - 23, Orlando, Florida, USA

Mohamed Aly A. Mohamed, Hossam M. H. Shalaby, and El-Sayed A. El-Badawy
Performance Analysis of an Optical CDMA MAC Protocol with variable Size Sliding Window. Journal of Lightwave Technology. IEEE/OSA, Vol. 24, No. 10, pp. 3590-3597, October 2006.

Yousef M. Abd-El Malek, Ziad A. El-Sahn, Hossam M. H. Shalaby, and El-Sayed A. El-Badawy.
A New Optical Random Access Code-Division Multiple-Access Protocol with Stop and Wait Automatic Repeat Request.
Journal of Optical Engineering, SPIE, Vol. 46(6) pp. 065007(1-8), June 2007.

El-Sayed A. El-Badawy, Farag Z. El-Halafawy, Hamdy. A. Kelash, and Ashraf. M. Abou-Tabl.
New Architecture of Optical Interconnect for High-Speed Optical Computerized Data Networks (Nonlinear Response)
Proceedings of “The 11th World Multi-Conference on Systemics, Cybernetics and Informatics (WMSCI 2007),” July 8-11, 2007, Vol. V, pp. 93-99, Orlando, Florida, USA
Selected as one of the Best Papers in the Conference.

Ziad A. El-Sahn, Yousef M. Abd-El Malek, Hossam M. H. Shalaby, and El-Sayed A. El-Badawy.
Performance of the R3T Random Access Optical CDMA Protocol in Noisy Environment
IEEE Journal of Selected Topics in Quantum Electronics (JSTQE), vol. 13, No. 5, pp. 1396-1402, September/October 2007.

Ebrahim E. Bedeer, Hossam M. H. Shalaby, El-Sayed A. El-Badawy, and Salah A. Khamis
A Modified Heuristic Approach of Logical Topology Design in WDM Optical Networks.
Proceedings of the “The Second International Conference on Computers and Communication Engineering (ICCCE-08),” Vol. I, pp. 662-666, May 13-15, 2008, Fac. of Eng., International Islamic Univ. Malaysia (IIUM), Kuala Lumpur, Malaysia.

El-Sayed A. El-Badawy ,Farag Z. El-Halafawy, Abd-El-Naser A. Mohamed, and Mahmoud M. A. Eid
Nonlinear Harmonic Response in Microwave and Photonic Devices, and Waveguides.
Proceedings of “The 12th World Multi-Conference on Systemics, Cybernetics and Informatics (WMSCI 2008),” June 29-July 2, 2008, Vol. III, pp. 18-23, Orlando, Florida, USA.

Ziad A. El-Sahn, Yousef M. Abd-El Malek, Hossam M. H. Shalaby, and El-Sayed A. El-Badawy.
Significance in Adding a Queuing Subsystem to the R3T Random Access OCDMA Protocol"
IEEE Transactions on Communications, vol. 56, No. 10, pp. 1601-1605, October 2008.