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Proceedings Paper

Hard-clipped two-beam coupling correlators
Author(s): Jehad Khoury; Mark Cronin-Golomb; Peter D. Gianino; Charles L. Woods
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Paper Abstract

An all optical nonlinear joint transform correlator is proposed and demonstrated. A hard- limiting quadratic nonlinearity is used in the Fourier plane to allow the first implementation of a phase only filter using photorefractive materials.

Paper Details

Date Published: 9 November 1993
PDF: 11 pages
Proc. SPIE 2026, Photonics for Processors, Neural Networks, and Memories, (9 November 1993); doi: 10.1117/12.163565
Show Author Affiliations
Jehad Khoury, Tufts Univ. (United States)
Mark Cronin-Golomb, Tufts Univ. (United States)
Peter D. Gianino, Rome Lab. (United States)
Charles L. Woods, Rome Lab. (United States)


Published in SPIE Proceedings Vol. 2026:
Photonics for Processors, Neural Networks, and Memories
Stephen T. Kowel; William J. Miceli; Joseph L. Horner; Bahram Javidi; Stephen T. Kowel; William J. Miceli, Editor(s)

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