Student

Research Interests

• Not available.

Projects

Medical/Surgical Robotics

Publications

Book Chapter:

1. U. X. Tan, W. T. Latt, C. Y. Shee, C. N. Riviere, and W. T. Ang, “Modeling and control of piezoelectric actuators for active physiological tremor compensation,” in Human-Robot Interaction. I-Tech Education and Publishing, 2007, pp. 369–394.

Refereed Journal:

1. K. C. Veluvolu, U.-X. Tan, W. T. Latt, C. Y. Shee, and W. T. Ang, “Double adaptive bandlimited multiple Fourier linear combiner for real-time estimation/filtering of tremor,” Biomedical Signal Processing and Control Journal, 2009, (in press).
2. U.-X. Tan, W. T. Latt, K. C. Veluvolu, C. Y. Shee, , and W. T. Ang, “Feedforward controller of ill-conditioned hysteresis using singularity free Prandtl-Ishlinskii,” IEEE/ASME Trans. Mechatronics, 2009, (in press).
3. U.-X. Tan, W. T. Latt, F. Widjaja, C. Y. Shee, C. N. Riviere, and W. T. Ang, “Tracking control of hysteretic piezoelectric actuator using adaptive rate-dependent controller,” Sensors and Actuators A: Physical, vol. 150, no. 1, pp. 116–123, 2009.
4. U.-X. Tan, K. C. Veluvolu, W. T. Latt, C. Y. Shee, C. N. Riviere, and W. T. Ang, “Estimating displacement of periodic motion with inertial sensors,” IEEE Sensors J., vol. 8, no. 8, pp. 1385–1388, 2008.
5. W. T. Ang, U. X. Tan, H. G. Tan, T. Myo, C. K. Ng, K. L. Koh, and B. S. Cheam, “Design and development of a novel balancer with variable difficulty for training and evaluation,” Disability and Rehabilitation: Assistive Technology Journal, vol. 3, no. 6, pp. 325–331, Nov. 2008.

Refereed Journal (review):

1. W. T. Latt, U.-X. Tan, K. C. Veluvolu, C. N. Riviere, and W. T. Ang, “Real-time estimation and prediction of physiological tremor from attenuated and phase-shifted sensed signals,” IEEE Trans. Biomed. Eng., (submitted).
2. W. T. Latt, U. X. Tan, C. Y. Shee, and W. T. Ang, “Design, implementation and calibration of an optical micro motion sensing system,” IEEE Sensors J., (review).
3. W. T. Latt, U. X. Tan, C. Y. Shee, and W. T. Ang, “Compact sensing design of a hand-held active tremor compensation instrument for better ergonomics,” IEEE Sensors J., (review).
4. K. C. Veluvolu, U. X. Tan, W. T. Latt, C. Y. Shee, and W. T. Ang, “Estimation and filtering of physiological tremor for surgical robotics applications,” IEEE Trans. Biomed. Eng., (review).

Refereed Conference:

1. W. T. Latt, U.-X. Tan, C. Y. Shee, and W. T. Ang, “Research, design, and development of a compact active hand-held physiological tremor compensation instrument,” in IEEE/ASME Intl. Conf. Advanced Intelligent Mechatronics, Singapore, Jul. 2009, (in press).
2. W. T. Latt, U.-X. Tan, C. Y. Shee, and W. T. Ang, “Real-time estimation and prediction of periodic signals from attenuated and phase-shifted sensed signals,” in IEEE/ASME Intl. Conf. Advanced Intelligent Mechatronics, Singapore, Jul. 2009, (in press).
3. W. T. Latt, U.-X. Tan, K. C. Veluvolu, C. Y. Shee, and W. T. Ang, “Identification of accelerometer orientation errors and compensation for acceleration estimation errors,” in Proc. IEEE Intl. Conf. Robotics and Automation, Kobe, Japan, May 2009, pp. 1232–1237.
4. U.-X. Tan, W. T. Latt, C. Y. Shee, and W. T. Ang, “Design and development of a low-cost flexure-based hand-held micromanipulator,” in Proc. IEEE Intl. Conf. Robotics and Automation, Kobe, Japan, May 2009, pp. 4350–4355.
5. W. T. Latt, U. X. Tan, F. Widjaja, and W. T. Ang, “Placement of accelerometers in a hand-held active tremor compensation instrument for high angular sensing resolution,” in 2008 IEEE Intl. Conf. Robotics and Biomimetics, Bangkok, Thailand, Feb. 2009, (in press).
6. W. T. Latt, U. X. Tan, K. C. Veluvolu, C. Y. Shee, and W. T. Ang, “Physiological tremor sensing using only accelerometers for real-time compensation,” in 2008 IEEE Intl. Conf. Robotics and Biomimetics, Bangkok, Thailand, Feb. 2009, (in press).
7. K. C. Veluvolu, U. X. Tan, W. T. Latt, C. Y. Shee, and W. T. Ang, “Double adaptive bandlimited multiple Fourier linear combiner for estimation of tremor,” in 2008 IEEE Intl. Conf. Robotics and Biomimetics, Bangkok, Thailand, Feb. 2009, (in press).
8. W. T. Latt, U. X. Tan, C. Y. Shee, and W. T. Ang, “Handling light disturbances in a micro motion sensing system and investigation of the system performance,” in Proc. 2nd IEEE RAS & EMBS Intl. Conf. Biomedical Robotics and Biomechatronics, Scottsdale, AZ, USA, Oct. 2008, pp. 463–468.
9. W. T. Latt, U. X. Tan, C. Y. Shee, and W. T. Ang, “Compact sensing design of a hand-held active tremor compensation instrument for better ergonomics,” in Proc. 2nd IEEE RAS & EMBS Intl. Conf. Biomedical Robotics and Biomechatronics, Scottsdale, AZ, USA, Oct. 2008, pp. 276–281.
10. W. T. Latt, U. X. Tan, F. Widjaja, C. Y. Shee, and W. T. Ang, “A study of a hand-held instruments angular motion due to physiological tremor in micromanipulation tasks,” in Proc. 30th Annual Intl. Conf. IEEE Engineering in Medicine and Biology Society, Vancouver, BC, Canada, Aug. 2008, pp. 1952–1955.
11. U. X. Tan, F. Widjaja, W. T. Latt, K. Veluvolu, C. Y. Shee, C. N. Riviere, and W. T. Ang, “Adaptive rate-dependent feedforward controller for hysteretic piezoelectric actuator,” in Proc. IEEE Intl. Conf. Robotics and Automation, Pasadena, CA, USA, May 2008, pp. 787–792.
12. K. C. Veluvolu, U. X. Tan, W. T. Latt, C. Y. Shee, and W. T. Ang, “Bandlimited multiple Fourier linear combiner for real-time tremor compensation,” in Proc. 29th Annual Intl. Conf. IEEE Engineering in Medicine and Biology Society, Lyon, France, Aug. 2007, pp. 2847–2850.
13. W. T. Latt, U. X. Tan, K. C. Veluvolu, J. K. D. Lin, C. Y. Shee, and W. T. Ang, “System to assess accuracy of micromanipulation,” in Proc. 29th Annual Intl. Conf. IEEE Engineering in Medicine and Biology Society, Lyon, France, Aug. 2007, pp. 5743–5746.
14. U. X. Tan, T. L. Win, C. Y. Shee, and W. T. Ang, “Rate-dependent hysteresis model of piezoelectric using singularity free Prandtl-Ishlinskii model,” in Proc. IEEE Intl. Symposium Computational Intelligence in Robotics and Automation, Florida, USA, Jun. 2007, pp. 356–361.
15. U. X. Tan, W. T. Latt, M. Tanjaya, H. T. Wirawan, C. Y. Shee, and W. T. Ang, “Real-time disturbance compensation with accelerometers and piezoelectric-driven mechanism,” in Proc. IEEE Intl. Symposium Computational Intelligence in Robotics and Automation, Jacksonville, FL, USA, Jun. 2007, pp. 410–415.
16. M. Akshay, T. L. Win, H. G. Tan, U. X. Tan, C. Y. Shee, and W. T. Ang, “Design and implementation of a mechatronic device for wrist and elbow rehabilitation,” in 1st Intl. Convention for Rehabilitation Engineering & Assistive Technology, Singapore, Apr. 2007.
17. U. X. Tan, H. G. Tan, T. Myo, D. G. Zhang, B. S. Cheam, K. L. Koh, and W. T. Ang, “Design and development of a novel balancer with variable difficulty for training and evaluation,” in 1st Intl. Convention for Rehabilitation Engineering & Assistive Technology, Singapore, Apr. 2007.
18. T. L. Win, U. X. Tan, C. Y. Shee, and W. T. Ang, “Design and calibration of an optical micro motion sensing system for micromanipulation tasks,” in Proc. IEEE Intl. Conf. Robotics and Automation, Roma, Italy, Apr. 2007, pp. 3383–3388.
19. U. X. Tan, T. L. Win, and W. T. Ang, “Modeling piezoelectric actuator hysteresis with singularity free Prandtl-Ishlinskii model,” in IEEE Intl. Conf. Robotics and Biomimetics, Kunming, China, Dec. 2006, pp. 251–256.

Non-Refereed Conference:

1. W. T. Ang, L. Choi, B. S. Cheam, U.-X. Tan, and M. M. Thida, “Intelligent balance board for balance training,” in SGH-NTU Symposium, Singapore, Feb. 2005, pp. 182–187.