Method and apparatus for utilizing variable tracks per inch to reduce bits per inch for a head
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United States of America Patent
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May 16, 2006
Grant Date -
Feb 5, 2004
app pub date -
Jan 2, 2003
filing date -
Jul 31, 2002
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A method and disc drive in which tracks and data rates are designated is provided. Under the invention, the write width of a transducer head is determined. A tracks per inch value is adjusted based on the write width, and a data transfer rate is adjusted based on the adjusted tracks per inch value. In particular, the data transfer rate is adjusted such that the adjusted tracks per inch value and the adjusted data transfer rate provide a capacity for the head that is equal to a nominal capacity.
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