Optical image recognition using photorefractive crystal plates

Title:	Optical image recognition using photorefractive crystal plates
Authors:	Hsieh, ML Lin, SH Hsu, KY Hsieh, TC Lin, SP Yeh, TS Hu, LJ Tu, SL Chang, H 交大名義發表光電工程學系 National Chiao Tung University Department of Photonics
Keywords:	optical image recognition;optical neural networks;photorefractive crystals
Issue Date:	1997
Abstract:	We demonstrate a real-time optical image recognition system using photorefractive thin plates. The effects of donor/acceptor concentration ratio in thin lithium niobate crystal plates on the photorefractive response time and the grating diffraction efficiency are presented.
URI:	http://hdl.handle.net/11536/19642 http://dx.doi.org/10.1117/12.287782
ISBN:	0-8194-2559-1
DOI:	10.1117/12.287782
Journal:	PHOTOREFRACTIVE FIBER AND CRYSTAL DEVICES: MATERIALS, OPTICAL PROPERTIES, AND APPLICATIONS III
Volume:	3137
Begin Page:	228
End Page:	238
Appears in Collections:	Conferences Paper

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