Reduction in Higher-order Resonance Amplitude of Objective Lens Actuator with Three-polar Magnetic Structure for Optical Disc Drives

Author:

KIMURA Katsuhiko,OCHI Manabu,MIZUNO Ryuichiro,KITADA Yasuo

Publisher

Japan Society of Applied Electromagnetics and Mechanics

Reference4 articles.

1. [1] B. Zhang, J. Ma, L. Pan, X. Cheng, H. Hu and Y. Tang, High-sensitivity actuator with new magnetic circuit in optical pickup, Japanese Journal of Applied Physics, Vol. 47, No. 7, pp. 5809−5811, 2008.

2. [2] J. H. Woo, N. C. Park, Y. P. Park, K. S. Park, Y. S. Oh and K. B. Kim, Development of asymmetric twin objective lens actuator using integrated design method, Japanese Journal of Applied Physics, Vol. 49, No. 8, pp. 08KA02.1−08KA02.2, 2010.

3. [6] B. Y. Song, D. J. Lee, H. J. Kang, W. I. Cho, B. R. Ryoo, P. Y. Seong, K. H. Lee, N. C. Park and Y. P. Park, Mechanical filter on actuator for system stability of 9.5 mm drive, Japanese Journal of Applied Physics, Vol. 43, No. 7B, pp. 4786−4789, 2004.

4. [9] D. J. Lee, G. W. Jung, N. C. Park, H. S. Yang, Y. P. Park, B. Y. Song, W. I. Cho, P. Y. Seong and K. H. Lee, Coupled-field-analysis and dynamic improvement of ultra-slim optical pickup actuator, Japanese Journal of Applied Physics, Vol. 44, No. 5B, pp. 3373−3378, 2005.

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