Abdullah Al Mamun

Associate Professor

PhD, NUS; 1997
B. Tech. (Hons.), IIT, Kharagpur, INDIA; 1985

 (65) 6516 2251 Click here to Email

Professional Working Experience

Assistant Professor, NUS, 1999-2007
Staff Engineer, Maxtor Peripherals (S) Pte. Ltd., 1996-1998
Research Engineer, Data Storage Institute, Singapore, 1993-1996	
Research Assistant, Department of Electrical Engg., NUS, 1990-1992
Junior Engineer, Siemens Bangladesh Ltd., Dhaka, 1985-1989			

Professional Activities

  1. Senior Member, IEEE
  2. Corresponding Editor, IEEE Control Systems Magazine
  3. Secretary, IEEE SMC Chapter, Singapore, 2007 and 2008
  4. Chairman, IEEE SMC Chapter, Singapore, 2005 and 2006
  5. Secretary, IEEE SMC Chapter, Singapore, 2004
  6. Hon. Treasurer, IEEE SMC Chapter, Singapore, 2003, 2011
  7. Member of Editorial Board, Information Technology Journal

Research Interest

  • Disk Drive Servomechanism
  • Precision Mechatronics
  • Vibration Control
  • Autonomous Unicycle

Research Projects

  1. Servo Challenges in 10 Tbits per Square Inch Magnetic Recording Funded by: National Research Foundation, NRF/CRP Amount: S$ 488,000 Duration: Feb 2010 - Jan 2015
  2. Emerging Computational Intelligence Techniques for Servomechanism Funded by: Academic Research Fund (NUS) Amount: S$ 157,693 Starting from: March 2008 - Feb 2011
  3. Advanced intelligent control for hard disk drives (HDD) in mobile applications Amount: S$ 506,840/- Funded by: Science & Engineering Research Council, Singapore Duration: July 2006 - June 2010 Team of Principal Investigators: Prof. S.Z. Ge (ECE, NUS), Prof. Frank Lewis (U of Texas, Arlington), Dr. Abdullah Al Mamun (ECE, NUS), Prof. T.H. Lee (ECE, NUS) and Dr. E.H. Ong (DSI)
  4. Design and Control of Gyroscopically Stabilized Single-Wheeled Robot Amount: S$ 89,359/- Funded by: Academic Research Fund (NUS) Duration: March 2003 - December 2006 Co-Principal Investigator: Dr. Prahlad Vadakkepat (ECE, NUS)
  5. Supervisory controller for performance optimization during track-to-track seek in hard disk drives Amount: S$ 66,400/- Funded by: Academic Research Fund (NUS) Duration: 02 January 2000 - 31 December 2002 Research Collaborators: Prof. T.H. Lee (ECE, NUS), Dr. G.X. Guo (Data Storage Institute, Singapore)

Patents Granted

Track Misregistration detection within user data channel
Inventors:	W.E. Wong, DSI
		Dr. G.X. Guo, DSI
		Dr. Abdullah Al Mamun
		and others
Patent No.	US 7, 009, 805
Date:		7 March 2006

Selected Publications

Journal Publications
  1. A. Al Mamun, Y. Yu, C. Bi and S. Lin, "Prediction of vibration in PM synchronous motor based on calculation of stator natural frequency", Microsystem Technologies, Vol 21(12), pp. 2803- 2810, 2015
  2. M.A. Rahman, A. Al Mamun and K. Yao, "Rate dependent direct inverse hysteresis compensation of piezoelectric micro-actuator used in dual-stage hard disk drive head positioning system", Review of Scientific Instruments, Vol 86(8), pp. 1-10, 2015
  3. M.A. Rahman, A. Al Mamun and K. Yao, "Discrete-time adaptive controller for suppression of resonance in hard disk drive servo system", International Journal of Control, Automation and Systems, Vol 13(5), pp. 1161-1172, 2015
  4. L. Zhang, K. Yao, E. Keikha, M.A. Rahman, A. Al Mamun and C.S. Bhatia, "Dual-stage nanopositioning scheme for 10 Tbits per in2 hard disk drive with a shear-mode piezoelectric single- crystal microactuator", IEEE Transactions on Magnetics, Vol 51(4), 2015
  5. M.A. Rahman, A. Al Mamun and K. Yao, "Analysis and compensation of hysteresis of PZT micro- actuator used in high precision dual-stage servo system", International Journal of Mechatronics and Automation, Vol 5(1), pp. 58-68, 2015
  6. C. Bi, A. Al Mamun, Y. Yu, et al, "Vibration study and classification of rotor faults in PM synchronous motor", Microsystem Technologies, Vol 20(8), pp. 1653-1659, 2014
  7. M. Chamanbaz, E. Keikha, V. Venkatakrishnan, A. Al Mamun and Q.G. Wang, "Design of a probabilistic robust track-following controller for hard disk drive servo systems", Mechatronics, 2014
  8. M.A. Rahman, A. Al Mamun and L. Zhang, "Hysteresis analysis of high precision PZT actuator in dual-stage hard disk drive", Advanced Materials Research, 875-877, pp. 708-714, 2014
  9. Y. Yu, C. Bi, A. Al Mamun and N.L.H. Aung, "Incline unbalanced magnetic pull induced by misalignment of rotor in PMSM", IEEE Transactions on Magnetics, 49(6), pp. 2709-2714, 2013
  10. N.L.H. Aung, C. BI and A. Al Mamun, "A demodulation technique for spindle rotor position detection using resolver", IEEE Transactions on Magnetics, 49(6), pp. 2614-2619, 2013
  11. M. A. Rahman, A. Al Mamun and W. H. Poh, "Hysteresis modeling and inverse feedforward compensation for PZT actuator in dual stage hard disk drive", Advanced Materials Research, 740, pp. 152-158, 2013
  12. V.A. Shim, K.C. Tan, J.Y. Chia and A. Al Mamun, "Multi objective optimization with estimation of distribution algorithm in noisy environment", Evolutionary Computation, 21(1), pp. 149 177, 2013
  13. A. Al Mamun, E. Keikha, C.S. Bhatia and T.H. Lee, "Integral resonant control for suppression of resonance in piezoelectric micro actuator used in precision servomechanism", Mechatronics, 23(1), pp. 1-9, 2013
  14. A. Al Mamun, E. Keikha, C.S. Bhatia and T.H. Lee, "Integral resonant control for suppression of micro actuator resonance in dual stage actuator", IEEE Transactions on Magnetics, 48(11), pp. 4614-4617, 2012
  15. K. K. Tan, S. Huang, W. Liang, A. Al Mamun, E.K. Koh and H.X. Zhou, "Development of a spherical air bearing positioning system", IEEE Transactions on Industrial Electronics, 59(9), pp. 3501-3509, 2012
  16. S.C. Chiam, K.C. Tan and A. Al Mamun, "Exploiting molecular dynamics for multi objective optimization", Expert Systems with Applications, 37(8), pp. 5981-5992, 2010
  17. J.H.B. Ang, K.C. Tan and A. Al Mamun, "An evolutionary memetic algorithm for rule extraction", Expert Systems with Applications, 37(2), pp. 1302-1315, 2010
  18. S.C. Chiam, K.C. Tan and A. Al Mamun, "Investigating technical trading strategy via an multi objective evolutionary platform", Expert Systems with Applications, 36 (7), pp. 10408-10423, 2009
  19. K.C. Tan, S.C. Chiam, A. Al Mamun and C.K. Goh, "Balancing exploration and exploitation with adaptive variation for evolutionary multi objective optimization", European Journal of Operational Research, 197, pp. 701-713, 2009
  20. Z. Zhu and A. Al Mamun, "Control centric simulator for mechatronics design", International Journal on Smart Sensing and Intelligent Systems, 2(2), pp. 190- 199, 2009
  21. Y. Pan, S.S. Ge and A. Al Mamun, "Weighted locally linear embedding for dimension reduction", Pattern Recognition, 42(5), pp. 798-811, 2009
  22. S.C. Chiam, K.C. Tan and A. Al Mamun, "A memetic model of evolutionary PSO for computational finance applications", Expert Systems with Applications, 36(2), pp. 3695-3711, 2009
  23. C.K. Pang, W.E. Wong, C. Li and A. Al Mamun, "Toolkit with MATLAB GUI for learning position error signals in data storage systems", International Journal of Engineering Education, 24(6), pp. 1242-1257, 2008
  24. J.H.B. Ang, K.C. Tan and A. Al Mamun, "Training neural networks with growth probability based evolution", Neurocomputing, 71, pp. 3493-3508, 2008
  25. J.H.B. Ang, S.U. Guan, K.C. Tan and A. Al Mamun, "Interference less neural network training", Neurocomputing, 71, pp. 3509-3524, 2008
  26. S.C. Chiam, K.C. Tan, C.K. Goh and A. Al Mamun, "Improving locality in binary representation via redundancy", IEEE Transactions on Systems, Man and Cybernetics, 38(3), pp. 808-825, 2008
  27. A. Al Mamun, K.C. Tan and W.E. Wong, "Iterative feedback tuning of head positioning servomechanism in hard disk drive", International Journal on Smart Sensing and Intelligent Systems, 1(1), pp. 269-284, 2008
  28. S.C. Chiam, K.C. Tan and A. Al Mamun, "Evolutionary multi objective portfolio optimization in practical context", International Journal of Automation and Computing, 5(1), pp. 67-80, 2008
  29. K.C. Tan, C.K. Goh, A. Al Mamun and E.Z. Ei, "An evolutionary artificial immune system for multi objective optimization", European Journal of Operational Research, 187(2), pp. 371-392, 2008
  30. X.C. Lai, S.S. Ge and A. Al Mamun, "Hierarchical incremental path planning and situation-dependent optimized dynamic motion planning considering acceleration", IEEE Transactions on Systems, Man and Cybernetics, Part B - Cybernetics, 37(6), 2007
  31. S.S. Ge, X.C. Lai and A. Al Mamun, "Sensor-based path planning for nonholonomic mobile robots subject to dynamic constraints", Robotics and Autonomous Systems, 55 (7), pp. 513-526, 2007
  32. A.Al Mamun, S. Thambirajah, S.M. Sri-Jayantha and T.H. Lee, "Multi-rate controller for dual actuated servomechanism in hard disk drive", Control and Intelligent Systems, 35(1), pp. 32-43, 2007
  33. H.Y. Ye, B. Liu and A. Al Mamun,"Consideration and compensation of calibration falloff for optical flying height measurement", Journal of Magnetics and Magnetic Materials, 303(2), pp. 91-96, 2006
  34. A. Al Mamun, L. F. Wang, K. C. Tan, H. M. Heng and P. C. Ho, "An Automated methodology for the tracking of electrical performance for memory test systems", IEEE Transactions on Instrumentation and Measurement, 55(3), pp. 881-891, 2006
  35. A. Al Mamun and S.S. Ge, "Precision control of hard disk drive", IEEE Control Systems Magazine, 25(4), pp. 14-19, 2005
  36. A. Al Mamun, G. Guo, K.C. Tan and Y. Liu, "Digital processing of dual-frequency servo burst in hard disk drive", IEEE Transactions on Instrumentation and Measurement, 54(4), pp. 1254-1360, 2005
  37. T.H. Dinh, A. Al Mamun and D.T. Hyunh, "Dynamically updating the exploiting parameter in improving performance of ant-based algorithms", Lecture Notes in Computer Science, pp. 340-349, 2005
  38. S.S. Ge, X.C. Lai, and A. Al Mamun, "Boundary following and globally convergent path planning using instant goals", IEEE Transactions on Systems, Man and Cybernetics Part B - Cybernetics, 35(2), pp. 240-254, 2005
  39. T. Suthasun, I. Mareels, and A. Al Mamun, "System identification and controller design for dual actuated hard disk drive", Control Engineering Practice, 12(6), pp. 665-676, 2004
  40. T.H. Dinh and A. Al-Mamun, "A combination of clustering algorithm with ant colony optimization for large clustered traveling salesman problem", WSEAS Transactions on Systems, 3(3), pp. 1221-1227, 2004
  41. A. Al Mamun, T.H. Lee, G.X. Guo, G.H. Tay, W.E. Wang, Y.C. Ye, "Measurement of position offset in hard disk drive using dual frequency servo burst", IEEE Transactions on Instrumentation and Measurement, 52(6), pp. 1870-1880, 2003
  42. S. Lin, Q. Jiang, A. Al Mamun, C. Bi, "Effect of drive mode on the acoustic noise of fluid dynamic bearing spindle motor", IEEE Transactions on Magnetics, 39(5), pp. 3277-3279, 2003
  43. C. Bi, Q. Jiang, S. Lin, T.S. Low, A. Al Mamun, "Reduction of acoustic noise in FDB spindle motors", IEEE Transactions on Magnetics, 39(2), pp. 800-805, 2003
  44. A. Al Mamun, T.H. Lee, T.S. Low, "Frequency domain Identification of transfer function model of a disk drive actuator", Mechatronics, 12(4), pp. 563-574, 2001
  45. K.K.Tan, T.H. Lee, A. Mamun, M.W.Lee, C.J.Khoh, "Composite control of a gyro mirror line-of-sight stabilization platform - design and auto-tuning", ISA Transactions, 40(2), pp. 155-171, 2001
  46. G.X. Guo, T. Huang, K.M. Tay, S.S. Weerasooriya and A. Al Mamun, "A DSP-based hard disk drive servo test stand", IEEE Transaction on Magnetics, 34(2), pp. 480-482, 1998
  47. T.H. Lee, T.S. Low, A. Al Mamun and C.H. Tan, "Internal Model Control (IMC) approach for designing disk drive servo-controller", IEEE Transaction on Industrial Electronics, 42(3), pp. 248-256, 1995
  48. T.S. Low, T.H. Lee, A. Al Mamun, M.A. Jabbar, "DSP-based seek controller for disk drive servomechanism", IEEE Transaction on Magnetics, 29(6), 1993
Conference Papers
  1. A. Al Mamun, W.Y. Ho, W.E. Wong and T.H. Lee, "Iterative feedback tuning (IFT) of hard disk drive servomechanism", to be presented in The 33rd Annual Conference of the IEEE Industrial Electronics Society, IECON 2007, Taipei, Taiwan.
  2. A. Al Mamun, Z. Zhu, P. Vadakkepat and T.H. Lee, "Path-planning controller for gyroscopically stabilized single-wheeled robot", The 3rd International Conference on Humanoid, Nanotechnology, Information Technology, Communication and Control, Environment and Management 2007, HNICEM 07, 15-18 May, 2007, Manila.
  3. Z.F. Soh, A. Al Mamun and T.H. Lee, "Layered Particle Swarm Optimization", The 3rd International Conference on Humanoid, Nanotechnology, Information Technology, Communication and Control, Environment and Management 2007, HNICEM 07, 15-18 May, 2007, Manila.
  4. Z. Zhu, A. Al Mamun, P. Vadakkepat and T.H. Lee, "Line Tracking of the Gyrobot - a Gyroscopically Stabilized Single-Wheeled Robot", to be presented at the IEEE Int'l Conf. on Robotics and Biomimetics, Kunming, China, November 17 - 20, 2006.
  5. X.C. Lai, S.S. Ge, and A. Al Mamun, "Incremental path planning using partial map information for mobile robots", the 9th International Conference on Control, Automation, Robotics and Vision, Singapore, 5-8 December, 2006.
  6. A. Al Mamun, Z. Zhu, P. Vadakkepat, T.H. Lee, "Tracking control of Gyrobot – a gyroscopically stabilized single-wheeled robot", Proceedings of the Annual Conference of the IEEE Industrial Electronics Society, IECON 2005, Raleigh, USA, Nov 06-10, 2005, pp. 1839-1844.
  7. A. Al Mamun, T. Saleh, Z. Zhu, H.H. Yap, and V. Prahlad, "Design and fabrication of a gyroscopically stabilized single-wheeled robot", Proceedings of the IEEE Conference on Robotics, Automation and Mechatronics 2004 (RAM04), Singapore, Dec 01-03, 2004.
  8. A. Al Mamun, K.C. Tan, G.X. Guo, and Y. Liu, "Digital processing of position error signal in hard disk drive", Proceedings of the 21st IEEE Instrumentation and Measurement Technology Conference, IMTC/04, Como, Italy, 18-20 May, 2004.
  9. K.C. Tan and A. Al Mamun, "Automating the tracking of electrical performance for memory test systems", Proceedings of the 21st IEEE Instrumentation and Measurement Technology Conference, IMTC/04, Como, Italy, 18-20 May, 2004.
  10. W.E. Wong, L. Feng, G.X. Guo, W.C. Ye, and A. Al Mamun, "Implementation of a servo positioning system on spin stand", Proceedings of the 28th Annual Conference of the IEEE Industrial Electronics Society, IECON'03, Roanoke, Virginia, USA. 2-6 Nov, 2003.
  11. T.H. Lee, S. Huang, K.Z. Tang, K.K. Tan, and A. Al Mamun, "PID control incorporating RBF-Neural network for servo mechanical systems", Proceedings of the 28th Annual Conference of the IEEE Industrial Electronics Society, IECON'03, Roanoke, Virginia, USA, 2-6 Nov, 2003.
  12. A. Al Mamun, I. Mareels, T.H. Lee, and A.E.B. Tay, "Controller for dual stage actuators in hard disk drive – a review", Proceedings of the 28th Annual Conference of the IEEE Industrial Electronics Society, IECON'03, Roanoke, Virginia, USA, 02-06 Nov, 2003.
  13. Prahlad V., A. Al Mamun, and J.L. Gan, "Cooperative behaviour: co-evolution in multiple robots, the Humanoid, Nanotechnology, Information technology, Communication and Control, Environment and Management (HANICEM) Conference, Manila, 2003.
  14. A. Al-Mamun, T.H. Lee, Pan Ling, T. Suthasun, "Internal model control for the dual-stage actuator in hard disk drive", Proceedings of the 28th Annual Conference of the IEEE Industrial Electronics Society, IECON’02, Sevilla, Spain, Nov, 2002.
  15. Li Da, G.K. Varadarajan, A. Tay, A. Al Mamun, W.K. Ho, A. See, L. Chan,"Run-to-run process control in chemical mechanical polishing in semiconductor manufacturing", IEEE International Symposium on Intelligent Control, 2002, Vancouver, Canada, 27-30 Oct, 2002.
  16. G.K. Varadarajan, Li Da, A. Al Mamun, A. Tay, W.K. Ho, "Control of chemical mechanical polishing in microelectronics manufacturing", Asian Control Conference 2002, Singapore, September 2002.
  17. W.E. Wong, G. Guo, A. Al Mamun, W. Ye, J. Zhang, "A position encoding and decoding scheme for ultra-high density magnetic recording", Asia Pacific Magnetic Recording Conference 2002, Singapore, 2002.
  18. A. Al Mamun, T.H. Lee, P. Ling, T. Suthasun, "Design of controller for dual-stage actuator in hard disk drive using internal model approach", World Congress on Intelligent Control and Automation, Shanghai, China, June 2002.
  19. T. Suthasun, I. Mareels, A. Al Mamun, "System identification and control design for dual actuated disk drive", International Conference on Control Technology and Application 2001, Pretoria, South Africa, December 12-15, 2001.
  20. A. Al Mamun, T.H. Lee, G.X. Guo, Q. Wei, "Identification of low frequency dynamics of electromechanical actuators", International Conference on Control Technology and Application 2001, Pretoria, South Africa, December 12-15, 2001.
  21. A. Al Mamun, T.H. Lee, G.H. Tay, "Efficient position encoding in hard disk drive using dual frequency servo bursts", Proceedings of the IEEE IES Annual Conference, IECON 01, Denver, CO, USA, 02- 05 November, 2001.
  22. A. Al Mamun, T.H. Lee, T. Suthasun, "Multi-rate tunable filter and controller design and implementation for actuators in hard disk drives." 5th International Conference on Mechatronics Technology, Singapore, June 06-08, 2001.
  23. A. Al Mamun, T. Suthasun, T.H. Lee, "Simplified multi-rate control for reduced residual vibration - frequency domain analysis", International Conference on Measurement and Control, MECO 2001, Pittsburgh, USA, May 16-18, 2001.
  24. T. Suthasun, A. Al Mamun, T.H. Lee, "Digital multi-rate control for improved performance in presence of mechanical resonance", Students' Conference on Reasearch and Development, SCOReD 2001, Kuala Lumpur, Malaysia, February 20-22, 2001.
  25. Tan, K. C., Sathikannan, R., Tan, W. W., Loh, A. P., and A. Al Mamun, Evolutionary design and real-time implementation of a hard disk drive servo control system, Control 2000, Cambridge, UK, 2000.
  26. G. Guo, T. Huang, K. M. Tay, S. S. Weerasooriya and A. Al Mamun, A DSP-based Hard Disk Drive Servo Test Stand, Asia- Pacific Data Storage Conference, Taiwan, July 16-18, 1997.
  27. A. Al Mamun, T. H. Lee and T. S. Low, Disk Drive Servo Controller design using Hinfinity-LTR, Proceedings of the 21st Annual Conference of IEEE Industrial Electronics Society, IECON 95, Orlando, FL, USA, November 15-19, 1995.
  28. A. Al Mamun, S. Weerasooriya and T. S. Low, In-drive runout mapping and compensation, The Magnetic Recording Conference 1994, USA, 1994.
  29. S. S. Weerasooriya, T. S. Low and A. Al Mamun, Design of a Time Optimal Variable Structure Controller for a Disk Drive Actuator, Proceedings of the 19th Annual Conference of IEEE Industrial Electronics Society, IECON 93, Maui, Hawaii, USA, pp. 2161-2165, Nov. 1993.
  30. T. H. Lee, T. S. Low, A. Al Mamun and C. H. Tan, Design of a Robust Controller for Disk Drive Servomechanism using Internal Model Control, Proceedings of the 19th Annual Conference of IEEE Industrial Electronics Society, IECON 93, Maui, Hawaii, USA, Nov. 1993.
  31. T. S. Low, T. H. Lee, A. Al Mamun and M. A. Jabbar, DSP-based seek controller for disk drive servomechanism, Digest of the International Magnetics Conference, INTERMAG 93, Stockholm, Sweden, April 13-15, 1993.

Research Students Supervised

Current Students:
Doctor of Philosophy
  1. Md. Arifur Rahman: Servo for sub-nm precision in data storage systems, Co- supervisor: Dr. Yao Kui (IMRE)
  2. Nay Lin Htun Aung: Analysis and synthesis of precision resolver system, Co-supervisor: Dr. Bi Chao, DSI
  3. Goh Sim Kuan, co-supervising with A/Prof. K.C. Tan
  4. Krishna Kumar Nagalingam: Mobile offshore units - modeling and control issues (Part Time Student)
Graduated: Doctor of Philosophy
  1. Yu Yinquan: Fault diagnosis of permanent magnet synchronous motor based on mechanical and magnetic characteristics analysis, co-supervised with Dr. Bi Chao, DSI, 2014
  2. Yohanes Daud: Underactuated single-wheeled mobile robot mimicking human- ridden unicycle, Co-supervisor: Prof. J.X. Xu (ECE, NUS), 2014
  3. Ehsan Keikha: Challenges of control design for high precision servo system with application on hard disk drive, Co-supervisor: Prof. T.H. Lee (ECE, NUS) and Dr. Yao Kui (IMRE), 2013
  4. Pan Yaozhang: Brain signal processing and neurological therapy, co-supervised with Prof. S.S. Ge, 2010
  5. Chiam Swee Chiang: Evolutionary multiobjective optimization in investment portfolio management , co-supervised with A/Prof. K.C. Tan, 2010
  6. Ang Ji Hua Brian: Computational intelligence techniques for data analysis, co- supervised with A/Prof. K.C. Tan, 2009
  7. Zhu Zhen:Gyro-stabilized single-wheel robot, 2009
  8. Dinh Trung Hoang:Metaheuristics for combinatorial optimization, 2008
  9. Lai Xuechen: Motion planning for constrained mobile robots in unknown environment, co-supervised with Prof. S.S. Ge, 2007
  10. Ye Huanyi: New methodologies for flying height measurement, co-supervised with Dr. Liu Bo, DSI, 2006
  11. Lin Song: Advanced sensorless control of micro PMSM and its application in hard disk drives, co-supervised with Dr Bi Chao(DSI), 2005
  12. Thambirajah Suthasun: Digital multi-rate control of dual-stage actuators, Co- Supervisor: S.M. Sri-Jayantha (IBM, USA), 2004
Master of Engineering
  1. W.E. Wong: Efficient encoding of position error signal for ultra-high density hard disk drive, Co-supervisor: Dr G. Guo(DSI), W. Ye (DSI), 2004
  2. G.K. Varadarajan: Control of chemical mechanical polishing (CMP) process in semiconductor manufacturing, Co-supervisor: Dr. Arthur Tay, 2003
  3. Pan Ling: Control of dual-stage actuator in hard disk drive, 2003
  4. Qian Wei: Intelligent control of nonlinearities in precision servomechanism, Co-supervisor: Prof. T.H. Lee, 2003
  5. Khoh Chih Jeun: Adaptive robust control of nonlinear systems, co-supervised with A/Prof. K.K. Tan, 2002

Teaching Courses

Semester I
  1. EE3331c: Feedback Control Systems
Semester II
  1. EE3331c: Feedback Control Systems
  2. EE5201: Magnetic Recording Systems
  3. EE6201: Magnetic Recording Systems (Advanced)