Optical memory device and a method for manufacturing thereof
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United States of America Patent
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Oct 30, 2001
Grant Date -
N/A
app pub date -
Jan 24, 2000
filing date -
May 8, 1997
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An optical memory device and a method for manufacturing thereof. An optical memory device has at least one data layer formed on a substrate. An upper surface of the substrate is formed with a pattern comprising a plurality of regions which are capable of obtaining, when covered by a recording medium, desired optical properties different from those of the substrate. The patterned surface of the substrate is coated with the recording medium. The recording medium is removed from the patterned surface after the recording regions have obtained the desired optical properties.
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