Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
November 9, 2010
Patent Application Number
11691496
Date Filed
March 27, 2007
Patent Primary Examiner
Patent abstract
In a tracking control method for use in an optical disk drive to read/write an optical disk, an open-loop tracking control operation of the optical disk drive is first performed according to an input tracking error signal and a predetermined periodical offset to generate a dynamic offset. Afterwards, a closed-loop tracking control operation of the optical disk drive is performed according to the input tracking error signal calibrated with the dynamic offset.
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