发明申请
US20050276178A1 Method of deriving suitable-and-hold timing, and optical disk drive using the same method 审中-公开
导出适合和保持时序的方法,以及使用相同方法的光盘驱动器

Method of deriving suitable-and-hold timing, and optical disk drive using the same method
摘要:
In the sample-and-hold circuit for laser power detection signal and servo signal, the sample-and-hold operation timing is controlled to set by monitoring the output from the sample-and-hold circuit. In the invention of this application, the sample-and-hold timing is changed to be larger or smaller than the estimated timing, and reference is made to the result of the monitoring, thus determining the optimum timing. The sample-and-hold timing is controlled to fix to this optimum value.
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