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Home › Information reproduction device and information reproduction method for reproducing information by switching to servo polarity corresponding to land track and groove track and information recording method for recording information by switching to servo polarity corresponding to land track and groove tract

Information reproduction device and information reproduction method for reproducing information by switching to servo polarity corresponding to land track and groove track and information recording method for recording information by switching to servo polarity corresponding to land track and groove tract

US Patent 7529161 · Granted May 5, 2009

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