A phase-stabilized servo controller for dual-stage actuators in hard disk drives

IEEE Transactions on Magnetics

Volumn 39, Issue 2 I, 2003, Pages 844-850

  Kobayashi, Masahito ^a   Nakagawa, Shinsuke ^a   Nakamura, Shigeo ^a  

^a HITACHI LTD   (Japan)

Author keywords

Decoupled feedback control; Dual stage actuator; Hard disk drive; Windage

Indexed keywords

BANDWIDTH; COMPUTER SIMULATION; ELECTRIC POTENTIAL; FEEDBACK CONTROL; HARD DISK STORAGE; MACHINE VIBRATIONS; SERVOMECHANISMS;

DUAL-STAGE ACTUATORS; PHASE-STABILIZED SERVO CONTROLLER; TRACK MISREGISTRATION;

MICROACTUATORS;

EID: 0037358365     PISSN: 00189464     EISSN: None     Source Type: Journal    
DOI: 10.1109/TMAG.2003.808938     Document Type: Article

References (8)

1. M. Kobayashi, S. Nakagawa, T. Atsumi, and T. Yamaguchi, "High-bandwidth servo control designs for magnetic disk drives," in IEEE/ASME Int. Conf. Advanced Intelligent Mechatronics, 2001, pp. 1124-1129.
2. M. Kobayashi, T. Yamaguchi, T. Yoshida, and H. Hirai, "Multi-sensing servo with carriage-acceleration feedback for magnetic disk drives," in Proc. Amer. Control Conf., 1998, pp. 3038-3042.
3. Y. Huang, T. Semba, W. Imaino, and F. Lee, "Design and analysis of a high bandwidth disk drive servo system using an instrumented suspension," IEEE/ASME Trans. Mechatron., vol. 4, pp. 196-206, 1999.
4. Y. Li and R. Horowitz, "Active vibration control of a PZT actuated suspension in hard disk drives," in Proc. Amer. Control Conf., 2002, pp. 1366-1371.
5. M. Tokuyama, T. Shimizu, H. Masuda, S. Nakamura, M. Hanya, O. Iriuchijima, and J. Soga, "Development of a φ-shaped actuated suspension for 100-kTPI hard disk drives," IEEE Trans. Magn., vol. 37, pp. 1884-1886, July 2001.
6. L. Ljung, System Identification-Theory for the User. Englewood Cliffs, NJ: Prentice Hall, 1987.
7. M. Kobayashi and R. Horowtiz, "Track seek control for hard disk dual-stage servo systems," IEEE Trans. Magn., vol. 37, pp. 949-954, Mar. 2001.
8. M. W. Davis, "A new spin on suspension windage," in Insight, 2001, pp. 8-12.