Title :
Dual-stage servo with on-slider PZT microactuator for HDD
Author :
Yaolong Lou ; Peng Gao ; Bin Qin ; Guoxiao Guo ; Eng-Hong Ong ; Takada, Akifumi ; Okada, Kenichi
Author_Institution :
Singapore Res. Lab., Sony Electron. Singapore, Singapore
Abstract :
Summary form only given. A broad bandwidth dual-stage servo system with a novel on-slider PZT microactuator (/spl mu/act) is developed to enable faster system dynamics and to suppress more disturbances for HDD applications.
Keywords :
disc drives; hard discs; lead compounds; microactuators; piezoelectric actuators; servomechanisms; /spl mu/act; HDD; HDD applications; PZT; PbZrO3TiO3; broad bandwidth dual-stage servo system; disturbance suppression; dual-stage servo; on-slider PZT microactuator; system dynamics; Bandwidth; Delay; Displacement control; Error correction; Feeds; Frequency; Hysteresis; Microactuators; Open loop systems; Servomechanisms;
Conference_Titel :
Magnetics Conference, 2002. INTERMAG Europe 2002. Digest of Technical Papers. 2002 IEEE International
Conference_Location :
Amsterdam, The Netherlands
Print_ISBN :
0-7803-7365-0
DOI :
10.1109/INTMAG.2002.1000875
