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Ultra-high-density optical data storage: Information retrieval an order of magnitude beyond the Rayleigh limit

Posted on:2003-06-26Degree:M.ScType:Thesis
University:University of Toronto (Canada)Candidate:Kraemer, DarrenFull Text:PDF
GTID:2468390011486472Subject:Chemistry
Abstract/Summary:
A post processing algorithm called matrix-method deconvolution (MMD) was created that makes it possible to extract binary information from optical data storage beyond the limits of the Rayleigh criterion. The method was designed for use with an optical memory system that reads and writes binary information in a nanocomposite material consisting of photochemically sensitive particles, hexagonally closed packed in an inert matrix. The limiting conditions for error free superresolution [EFS] of this type were quantified using a computer simulation of the imaging conditions. It is predicted that with MMD, the density of existing optical memory systems could be boosted by at least an order of magnitude.
Keywords/Search Tags:Optical, Information
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