Method of setting zone layout of recording medium, and apparatus using method
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United States of America Patent
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Oct 2, 2012
Grant Date -
Apr 7, 2011
app pub date -
Sep 30, 2010
filing date -
Oct 1, 2009
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A data storage device determines a zone layout based on a quality evaluation factor. The zone layout is designed such that a measurement value of the quality evaluation factor for each track in each zone is within a range between a predetermined upper limit and a predetermined lower limit and a maximum amount of variation of the measurement value within each zone is substantially equal to a difference between the upper limit and the lower limit.
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