Focusing control system for suppressing multi-harmonic disturbances in high speed optical disk systems. - Tatsuya Nakazaki; Tokoku Ogata; Kiyoshi Ohishi; Toshimasa Miyazaki; Daiichi Koide; Yoshimichi Takano; Haruki Tokumaru (AMC, 2012)

Minimum trajectory control of focusing and tracking of optical disk systems by two-dimensional feedforward compensator. - Tatsuya Nakazaki; Naohide Sakimura; Takahiro Ohashi; Kiyoshi Ohishi; Toshimasa Miyazaki (IECON, 2013)