Disk drive with variable density data tracks
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United States of America Patent
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Apr 22, 2008
Grant Date -
Oct 12, 2006
app pub date -
Jun 6, 2006
filing date -
Jan 17, 2002
priority date (Note) -
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status (Latency Note)
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Abstract
A disk drive has multiple disk surfaces and corresponding heads, each disk surface includes multiple regions, and each head is for recording on and playback of information from a corresponding disk surface. The data track density in a first region on a first disk surface is greater than the data track density in a first region on a second disk surface, the data track density in a second region on the first disk surface is less than the data track density in a second region on the second disk surface, the first regions are radially similarly situated regions and the second regions are radially similarly situated regions.
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