Multi-layer information storage system

Multi-layer information storage system

  • CN 1,083,131 C
  • Filed: 08/16/1995
  • Issued: 04/17/2002
  • Est. Priority Date: 08/23/1994
  • Status: Active Grant
First Claim
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1. information storage system, this system comprises the optical record carrier and the device that is used to scan this Information Level that contain an Information Level storehouse that is separated one by one by separation layer, this device comprises a radiation source, be used for selectively radiation laser beam with radiation source focuses on focalizer and a focus servosystem on each Information LevelThe thickness that it is characterized in that each separation layer is 1.5 times of product of peak-to-peak spacing of the S curve of separation layer refractive index and focus servosystem at least.

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