Use of the Relative Position Signal for Microactuators in Hard Disk Drives

Proceedings of the American Control Conference

Volumn 3, Issue , 2003, Pages 2535-2540

  White, Matthew T ^a   Hirano, Toshiki ^a  

^a SAN JOSE RESEARCH CENTER   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

ACTUATORS; ALGORITHMS; CONTROL SYSTEMS; MICROELECTROMECHANICAL DEVICES; RESONANCE;

RELATIVE POSITION SIGNAL (RPS);

HARD DISK STORAGE;

EID: 0142215275     PISSN: 07431619     EISSN: None     Source Type: Conference Proceeding    
DOI: None     Document Type: Conference Paper

References (9)

1. T. Hirano et al., "3 kHz Servo bandwidth demonstration by HDD tracking microactuator", ASME IMECE, New York, NY, Nov. 2001.
2. D. Horsley et al., "Microfabricated electrostatic actuators for hard disk drives," IEEE/ASME Trans. on Mechatronics, v. 3, n. 3, Sept. 1998, pp. 175-183.
3. P. Cheung, R. Horowitz, R. Howe, "Position sensing and control of an electro-statically-driven polysilicon microactuator," Proc. of the 1995 ASME IMECE, San Francisco, CA 1995, pp. DSC 1011-1017.
4. C. McConaghy, A. P. Lee, "Micromechanical actuator with capacitive position correction for phase shifting diffraction interferometry," Proc. 1998 ASME IMECE, MEMS Conference, pp. 461-468.
5. S. Schroeck, W. Messner, and R. McNab, "On compensator design for linear time-invariant dual-input single-output systems," IEEE/ASME Trans. on Mechatronics, v. 6, n. 1, March 2001, pp. 50-57.
6. L. Guo, D. Martin, D. Brunnett, "Dual-stage actuator servo control for high density disk drives," Proc. IEEE/ASME Intl. Conf. Adv. Int. Mechatronics, Sept. 1999, Atlanta, GA, pp. 132-137.
7. M.T. White, "Secondary actuators for hard disk drives," Tutorial on Disk Drive Control, American Control Conference, June 2001, Washington, D.C.
8. R. Oboe, A. Beghi, B. Murari, "Modeling and control of a dual stage actuator hard disk drive with piezoelectric secondary actuator", Proc. IEEE/ASME Intl. Conf. Adv. Int. Mechatronics, Sept. 1999, Atlanta, GA, pp. 138-143.
9. R.B. Evans, M. Karaman, "Closed loop testing of a suspension based piezoelectric microactuator," Digest of the APMRC 2000, Nov. 2000, Tokyo, Japan, pp. WA201-WA202.