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METHOD FOR PERFORMING SERVO DEFECT COMPENSATING OPERATION BY COMPENSATING SERVO-RELATED SIGNAL DERIVED FROM READING OPTICAL MEDIUM AND RELATED OPTICAL DISC DRIVE SYSTEM WITH DSP
METHOD FOR PERFORMING SERVO DEFECT COMPENSATING OPERATION BY COMPENSATING SERVO-RELATED SIGNAL DERIVED FROM READING OPTICAL MEDIUM AND RELATED OPTICAL DISC DRIVE SYSTEM WITH DSP
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机译:利用DSP补偿从读取光学介质和相关光盘驱动系统得出的伺服相关信号来进行伺服缺陷补偿操作的方法
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摘要
A method for performing a servo defect compensating operation by compensating a servo-related signal in an optical disc drive and a related optical disc drive system with a DSP is provided. The method comprises: reading an optical medium by an optical pick-up unit; detecting whether a defect exists by monitoring a side beam signal; when the defect on the optical medium is detected, determining a new compensation value based on a servo error signal; and compensating the servo-related signal with the new compensation value during defect crossing to adjust servo control when the optical pick-up unit passes the defect.
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