Real-time image processing via four-wave mixing in a photorefractive medium
- 1 July 1980
- journal article
- Published by AIP Publishing in Applied Physics Letters
- Vol. 37 (1), 5-7
- https://doi.org/10.1063/1.91700
Abstract
We report the application of four‐wave mixing to real‐time image processing. We constructed a nonlinear optical processor using a photorefractive medium Bi12SiO20 and demonstrated that it is capable of convolving and correlating objects with spatial information.Keywords
This publication has 12 references indexed in Scilit:
- Phase-conjugate wavefront generation via real-time holography in Bi_12SiO_20 crystalsOptics Letters, 1979
- The Photorefractive EffectOptical Engineering, 1978
- Spatial convolution and correlation of optical fields via degenerate four-wave mixingOptics Letters, 1978
- Amplified reflection, phase conjugation, and oscillation in degenerate four-wave mixingOptics Letters, 1977
- Nonlinear optical methods for autocorrelation of objectsSoviet Journal of Quantum Electronics, 1977
- High-sensitivity read-write volume holographic storage in Bi12SiO20 and Bi12GeO20 crystalsApplied Physics Letters, 1976
- On transmission and recovery of three-dimensional image information in optical waveguides*Journal of the Optical Society of America, 1976
- POCKELS READOUT OPTICAL MEMORY USING Bi12SiO20Applied Physics Letters, 1971
- Coupled Wave Theory for Thick Hologram GratingsBell System Technical Journal, 1969
- The extension to probability distributions for detection spatial filtersIEEE Transactions on Information Theory, 1964