Magneto optical disc, apparatus for reproducing the same and method of reproducing the same
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United States of America Patent
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Oct 28, 1997
Grant Date -
N/A
app pub date -
May 6, 1996
filing date -
Jul 19, 1993
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A magneto optical disc, is provided with: a record layer to which information is recorded in a perpendicular magnetization condition; a switch layer, which perpendicular magnetic anisotropy is reduced at a room temperature and is increased at a temperature close to a predetermined reproduction temperature; and a reproduction layer opposed to the record layer through the switch layer to have a switched connection with the record layer by the switch layer.
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