Optical encryption using pattern-multiplexing in a photorefractive crystal

R. Guerrero; M.R. Daza

doi:10.1364/OC.2001.OWB1

Optics in Computing
OSA Trends in Optics and Photonics (Optica Publishing Group, 2001),
paper OWB1
•https://doi.org/10.1364/OC.2001.OWB1

Optical encryption using pattern-multiplexing in a photorefractive crystal

R. Guerrero and M.R. Daza

Optics in Computing 2001

Lake Tahoe, Nevada United States
ISBN: 1-55752-657-5

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R. Guerrero and M. R. Daza, "Optical encryption using pattern-multiplexing in a photorefractive crystal," in Optics in Computing, A. Sawchuk, ed., Vol. 48 of OSA Trends in Optics and Photonics (Optica Publishing Group, 2001), paper OWB1.

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Abstract

We describe a holographic encryption system that utilizes pattern-bearing reference beams in recording optical images (pattern-multiplexing). Correlation of encrypted and decrypted images as a function of pattern rotation is presented.

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