Device and method for controlling optical recording/reproducing device
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United States of America Patent
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-
Jun 6, 2006
Grant Date -
Jul 5, 2001
app pub date -
Dec 21, 2000
filing date -
Dec 30, 1999
priority date (Note) -
In Force
status (Latency Note)
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Abstract
Method and device for controlling an optical recording/reproducing device, for detecting a wobble signal in advance during free running when only a focus servo is turned on, carrying out wobble PLL, detecting the present rotating speed of the optical disk from the wobble signal, and controlling the spindle to reach to a target speed quickly, thereby stabilizing the servo in advance before regular data recording/reproduction, and enhancing performance of the optical recording/reproduction device.
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