Computer Science & Engineering

    Faculty Profile

    Dr Muhammed Zafar Iqbal


    Contact Information:

    • Office Address: Room no: 324, Department of Computer Science and Engineering, Dr. M. A. Wazed Miah IICT Building, Shahjalal University of Science and Technology, Sylhet-3114
    • Phone: 880-821- 713850/ 714479/ 717850 Ext. 669 (O)
    • Email:


    • Ph. D (1982). in Experimental Physics, University of Washington, Seattle, USA
    • MSc. (1974) in Theoritical Physics, University of Dhaka
    • BSc. (Hon's- 1973) in Physics, University of Dhaka

    Research Interests:

    • Bangla OCR
    • Bangla Speech to Text
    • Bangla Natural Language Processing
    • WDM Network
    • Optical Communication
    • GPON
    • Non-Linear Optics
    • Robotics

    Awards & Recognition:

    • Deyan Golam Mortoza Shriti Award 2009 (Hobigonj)
    • Shishu Academy Agrani Bank Shishu Shahitto Award 1408 Era
    • Uro Child Literary Award 2006
    • Naittamoncho Award ’05, Naittamoncho, Sylhet
    • Dhaka University Alimony Association Award 2005
    • American Alimony Association Award 2005
    • One of the 10 living Eminent Bengali 2005 (Nominated by on line voting)
    • Bangla Academy Literary Award 2005
    • Marcantile Bank Ltd. Award 2005
    • Md. Mudabber-Husne ara literary Award 2005
    • Uro Child Literary Award 2004
    • Sheltech Liteary Award 2003
    • Khalekdad Chowdhury Literary Award 1410
    • Quazi Mahbubulla Zebunnesa Award 2002

    Selected Publications

    1. Multi gigabit/sec 1.5 urn 1/4 lambda shifted DFB OEIC Transmitter and its use in transmission experimes
    2. Transformational Generative Grammar for Various Types of Bengali Sentences. M. Reza Selim and M. Z.Iqbal; SUST Studies of SUST; Vol. 12; March, 2010
    3. Design and Construction of a High Pressure Xenon Gas TPC
    4. An 11 Gb/s 151 kIn Transmission Experiment Employing a 1480 nm Pumped Erbium Doped in-line Fiber Amplifier
    5. 10 to 20 Gbit/s modulation performance of 1.5 urn distributed feedback lasers for frequency-shift-keying systems
    6. An 11 Gbit/sec 260 kIn Transmission Experiment Using a Directly Modulated 1536 om DFB Laser with Two Er-Doped Fiber Amplifiers and Clock Recovery
    7. New Limit on Neutrinoless Double Beta Decay in Xenon 136 with a time projection Chamber. H. T. Wong, F.Boehm, P. Fisher, K. Gabathuler, H. E. Henrikson, D. A. Imel, M . Z. Iqbal, V. Jorgens, L. W. Mitchell, B.M. O'Callaghan-Hay, J. Thomas, M. Treichel, J.
    8. A Low Cost Pulse Shape Digitizer for a Time Projection Chamber
    9. A Bangla Spell Checking System. M. S. Rahman, C. K. Karmakar, S. M. S. Shams and M. Z. Iqbal, SUST Studies of SUST, Vol. 10, Sep. 2008
    10. Low Threshold and high speed 1.5 urn strained layer multiple quantum well four wavelength distributed feedback laser arrays. C. E. Zah, K. W. Cheung, S. G. Menocal, R. Bhat, M. Z. Iqbal, F. Favier, N. C. Andreadakis, A.S. Gozdoz, M. A. Koza and T. P. Lee,
    11. Low threshold Four Wavelength DFB Laser Array for multigigabit/s High -Density WDM Systems Applications
    12. Effects of Gain Ripples in Semiconductor Optical Amplifiers on Very-High-Speed Lightwave Systems
    13. The Effect of Pulse Shaping on the Transmission Performance of 11 Gbit/s Lightwave Systems
    14. An 11Gb/s optical transmission experiment using a 1540 om DFB laser with non-return-to-zero modulation and a PIN/HEMT receiver
    15. The Electronics for the High Pressure Xenon Gas Time Projection Chamber
    16. Bangla Sorting Algorithm – A Linguistic Approach. M. S. Rahman and M. Z. Iqbal; SUST Studies of SUST, Vol.8, Dec, 2007
    17. Ujjal Kumar Bhowmik, M. Zafar Iqbal, Reza R. Adhami; Mitigation Motion Artifacts in FDK based 3D Cone-beam Brain Imaging System using Markers; Central European Journal of Engineering, May 2012
    18. Monte Carlo Simulation of Electron Trajectories in High Pressure Xenon, M. Z. Iqbal, B. M. G. OCallaghan and H. T. Wong, Nuel. Inst. Meth. A253 (1987) 278
    19. Integrated Four-Wavelength DFB laser array with 10 Gb/s Speed and 5 om continuous Tuning Range. L. A. Wang, y. H. Lo, A. S. Gozdz, P. S. D. Lin, M. Z. Iqbal and R. Bhat, lEE Photon. Technol. Lett, vol. 4, pp 318-320, April 1992
    20. Tunable Four Wavelength DFB Laser Array with 10 Gb/s Sped and 5 nm Continuous Tuning Range, L. Wang, Y. Lo, M. Iqbal, A. S. Gozdoz, P. S. D. Lin, R. Bhat and H. Shirkomann, Accepted for Optical Fiber Communication 1992. TM-ARH-019933, 8/29,1991
    21. Study of Prototype Xenon TPC, M. Z. Iqbal, B. G. OCallaghan, F. Boehm, Nucl. Inst. Meth. A243 (1986) 459
    22. Multigigabit/s operation of 16 wavelength Vertical-Cavity Surface Emitting Laser Array, M.W. Maeda, C.Chang-Hasnain, A. Von Lehman, H. Izadpanah, C. Lin, M. Z. Iqbal, L. Florez and J. Harbison. Photon. Tech.Lett. Vol. 3, No 10, pp 863, 1991
    23. A Technique for Measuring Parity non Conservation in Hydrogenic Atoms, E. G. Adelberger, T. A. Trainor, E. N. Fortson, T. E. Chupp, M. Z. Iqbal and H. E. Swanson, Nucl. Inst. Meth. 179 (1981)181
    24. Impact of Multiple Reflection Noise in Gbit/sec Lightwave Systems with Optical Fiber Amplifiers, J. L. Gimlett, M. Z. Iqbal, L. Curtis, and N. K. Cheung. Elect. Lett. 25, p1393, 1989
    25. Observation of Equivalent Rayleigh Scattering MiITors in Lightwave systems with optical amplifiers., J. L.Gimlett, M. Z. Iqbal, N. K. Cheung, A. Righetti, F. Fontanna and G. Grasso, IEEE Photonic Tech. Lett., Vol 2, No 3, pp 211-213, 1990
    26. Performance of Directly Modulated DFB lasers in 10 Gb/s ASK, FSK and DPSK lightwave systems, R. S. Vodhanel, A. F. Elrefai, M. Z. Iqbal, R. E. Wagner and J. L. Gimlett, J. Lightwave Technol, vol. 8, p 1379, 1386, 1990
    27. Patent No: 5392154 Title: Self-regulating multi wave length optical amplifier module for scalable lightwave communications systems
    28. Patent No: 6226111 Title: Inter-ring cross-connect for survivable multi-wavelength optical communication networks
    29. Patent No: 5550818 Title: System for wavelength division multiplexing/asynchronous transfer mode switching for network communication

    Conference Proceedings

    1. A Time Projection Chamber for Double Beta Decay in Xe 136: A Progress Report
    2. A Time Projection Chamber for Observing Double Beta Decay in 136Xe
    3. Low threshold and high speed 1.5 urn strained layer Multiple quantum we1l4-wavelength Distributed Feed Back laser
    4. 10 Gbits/s Direct Differential Phase Shift Keying Modulation and Direct Detection Experiment
    5. Real Time Data Acquisition for a Time Projection Chamber Using a High Speed DEC LSI to UNIX UDP¬TCP/IP Interface
    6. A Xenon Time Projection Chamber for Double Beta Decay
    7. A 2.5 Gb/s SONET DataIink with STS-l2c Inputs and HIPPI Interface for Gigabit Computer Networks.
    8. An OC-48 SONET Optical Transmission System for Gigabit Computer Networks
    9. A 94 km 11Gb/s NRZ transmission experiment using a 1540 om DFB laser with an optical amplifier and a pin/HEMT receiver
    10. Effects of Gain Ripples in Semiconductor Optical Amplifiers on Very-High-Speed Lightwave Systems
    11. Multiwavelength Dispersion Compensation for 1550 om Transmission at 2.5 and 10 Gb/s over 1310 om¬Optimized Single Mode Fibers
    12. An 11 Gbit/sec 260 km Transmission Experiment Using a Directly Modulated 1536 om DFB Laser with Two Er-Doped Fiber Amplifiers and Clock Recovery
    13. 10 Gbits/s DFB MODFET Transmitter OEICs for High Speed Transmission and Optical Interconnects.
    14. 10 Gb/s Direct Detection Lightwave Technology
    15. 10 Gbits/s Direct Differential Phase Shift Keying Modulation and Direct Detection Experiment, R. S. Vodhanel, M. Z. Iqbal, J. L. Gimlett and L. Curtis, CLEO 90, Anaheim, California, 1990


    • Discrete Mathematics
    • Fiber Optics
    • Digital Logic Design
    • Electrical Circuit
    • Electronics Devices
    • Numerical Analysis
    • Semi Conductor
    • Electromagnetic Fields and Wave

    Graduate Supervision

    1. Phd 3 (on going)
    2. M.Sc(Thesis) 5 Awarded