Information recording method, reproducing method, and recording/reproducing method utilizing holography
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United States of America Patent
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Jan 22, 2008
Grant Date -
Mar 9, 2006
app pub date -
Oct 9, 2003
filing date -
Oct 9, 2002
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A method for recording information on a recording medium utilizing an interference pattern by interference between an information light modulated spatially with digital pattern information displayed on a spatial light modulator having multiple pixels and a reference light for recording. In order to provide a novel recording method capable of enhancing the recording density and the transfer rate furthermore, digital information to be recorded is represented by match/mismatch of the attributes of adjacent pixels in the spatial light modulator to produce digital pattern information.
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