Disk medium w/magnetically filled features aligned in rows and columns
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United States of America Patent
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Jun 16, 1998
Issued Date -
N/A
app pub date -
Dec 1, 1993
filing date -
Dec 17, 1991
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A disk medium includes a substrate and a designed topography of individually magnetizable features formed on the surface of the substrate. At least a portion of the topography is formed from an etched layer of magnetizable material deposited on the surface of the substrate. An information handling system records information on the disk medium magnetically and reads the recorded information optically or magnetically.
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