发明名称 OPTICAL DISC DEVICE
摘要 An optical disc device capable of preventing a current larger than prescribed in specifications from flowing by measuring amounts of variation in drive signals of the actuator or the spindle motor, and in view of a correlation between those amounts of variation in the drive signals and the amount of current, changing the servo control system characteristics according to measured amounts of variation, and setting a limit to the level of drive signals.
申请公布号 US2009207708(A1) 申请公布日期 2009.08.20
申请号 US20080336555 申请日期 2008.12.17
申请人 KATAOKA TAKEYOSHI;IMAGAWA SEIJI;YONEZAWA MUNEHIRO 发明人 KATAOKA TAKEYOSHI;IMAGAWA SEIJI;YONEZAWA MUNEHIRO
分类号 G11B7/00 主分类号 G11B7/00
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