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Journal of the Korean Institute of Illuminating and Electrical Installation Engineers

ISO Journal TitleJ Korean Inst. IIIum. Electr. Install. Eng.
Title Crosstalk Analysis of Holographic Memory System using Fractal Space Multiplexing
Authors Soo-Gil Kim ; Sun-Ki Hong
Page pp.44-51
ISSN 1225-1135
Keywords crosstalk ; fractal-space multiplexing ; holographic memory ; moving window
Abstract Fractal-space multiplexing using a moving window(MW) can multiplex holograms by moving a window left and right, and up and down. But, crosstalk occurs by two neighboring moving windows in the vertical direction of the holographic memory system and limits high-density information recording. Accordingly, we analyzed the crosstalk with the focal length of lens, the distance of MW, and the number of multiplexed hologram to record high-density infromation and presented the optical experimental results of fractal-space multiplexing using volumetric photorefractive crystal and disc type photopolymer.