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Three And Four Dimensional Storage Devices Disclosure Number: IPCOM000068314D
Original Publication Date: 1979-Dec-01
Included in the Prior Art Database: 2005-Feb-20

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Coufal, H Pacansky, J [+details]


Information can be stored optically in a two(x,y)-, three(x.y,z or x,y.w, here w is a frequency space)-, or four (x,y,z.w)-dimensional matrix. A piezoelectric detector may be used to read information in an optical storage device, as shown in the drawing.