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

Digest of the Asia-Pacific Magnetic Recording Conference 2002, APMRC 2002

Volumn , Issue , 2002, Pages

  Kobayashi, M ^a   Nakagawa, S ^a   Nakamura, S ^a  

^a HITACHI LTD   (Japan)

Author keywords

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

Indexed keywords

ACTUATOR DISKS; ACTUATORS; CONTROLLERS; MAGNETIC RECORDING;

CROSS-OVER FREQUENCIES; DUAL-STAGE ACTUATORS; HARD DISK DRIVE; NYQUIST PLOTS; SERVO-CONTROLLERS; SUSPENSION TYPES; TRACK MISREGISTRATION; WINDAGE;

HARD DISK STORAGE;

EID: 84964478128     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: 10.1109/APMRC.2002.1037635     Document Type: Conference Paper

References (4)

1. M. Kobayashi, et al., "High-Bandwidth Servo Control Designs for Magnetic Disk Drives," IEEE/ASME Int. Conf. of Advanced Intelligent Mechatronics, pp.1124-1129, 2001
2. M. Kobayashi, et al., "Multi-Sensing Servo with Carriage-Acceleration Feedback for Magnetic Disk Drives," Proc. of the American Control Conference, pp.3038-3042, 1998.
3. Y. Li and R. Horowitz, "Active Vibration control of a PZT Actuated Suspension in Hard Disk drives," Proc. of the American Control Conference, pp.1366-1371, 2002
4. M. Tokuyama, et al., "Development of a Φ-Shaped Actuated Suspension for 100-kTPI Hard Disk Drives," IEEE Trans. on Magnetics, vol.37, no.4, pp.1884-1886, 2001