| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a technique capable of shifting a pickup in a state where vibration of the pickup is suppressed. <P>SOLUTION: An optical disk device that includes a pickup and executes at least one of reading of information recorded in an optical disk and writing of information to the optical disk comprises: a lens error generation part for generating a lens error signal containing vibrational components of the pickup based on a detection signal output from a light receiving element of the pickup; and a lens error signal control part for adding an offset to the lens error signal to shift the pickup. <P>COPYRIGHT: (C)2013,JPO&INPIT |
