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Information recording method, reproducing method, and recording reproducing method utilizing holography

  • US 20060050544A1
  • Filed: 10/09/2003
  • Published: 03/09/2006
  • Est. Priority Date: 10/09/2002
  • Status: Active Grant
First Claim
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1. An information recording method wherein information is recorded to a recording medium by utilizing an interference pattern formed by the interference between an information light, which is spatially modulated by digital pattern information displayed in a spatial light modulator which has a large number of pixels, and reference light for recording, and a reference light for recording, wherein:

  • digital information that is recorded is digital pattern information and expressed by the matching or mismatching of the attributes of adjacent pixels in said spatial light modulator.

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