INCOHERENT ELECTRO-OPTIC IMAGE CORRELATOR

被引:11
作者
PSALTIS, D
机构
关键词
ELECTROOPTICAL DEVICES;
D O I
10.1117/12.7973244
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
A real-time optical image correlator is described. An acoustooptic device and an array of light-emitting diodes are the electronic-to-optical transducers for the input and reference images, respectively, in this architecture. The two-dimensional correlation is formed by temporal integration on a two-dimensional CCD detector.
引用
收藏
页码:12 / 15
页数:4
相关论文
共 26 条
[1]   CHARACTER RECOGNITION BY INCOHERENT SPATIAL FILTERING [J].
ARMITAGE, JD ;
LOHMANN, AW .
APPLIED OPTICS, 1965, 4 (04) :461-&
[2]  
BROMLEY K, 1977, P SOC PHOTO-OPT INS, V118, P118
[3]   COHERENT OPTICAL-PATTERN RECOGNITION [J].
CASASENT, D .
PROCEEDINGS OF THE IEEE, 1979, 67 (05) :813-825
[4]   SPATIAL LIGHT MODULATORS [J].
CASASENT, D .
PROCEEDINGS OF THE IEEE, 1977, 65 (01) :143-157
[5]  
CASASENT D, 1978, APPL OPTICS, V17, P1652
[6]   IMPROVED DISCRIMINATION IN OPTICAL CHARACTER RECOGNITION [J].
CAULFIELD, HJ ;
MALONEY, WT .
APPLIED OPTICS, 1969, 8 (11) :2354-+
[7]   ACOUSTOOPTIC DEVICES AND APPLICATIONS [J].
CHANG, IC .
IEEE TRANSACTIONS ON SONICS AND ULTRASONICS, 1976, 23 (01) :2-22
[8]   GALLIUM-ARSENIDE LASER-ARRAY ON SILICON PACKAGE [J].
CROW, JD ;
COMERFORD, LD ;
HARPER, JS ;
BRADY, MJ ;
LAFF, RA .
APPLIED OPTICS, 1978, 17 (03) :479-485
[9]  
GRAEME JG, 1971, OPERATIONAL AMPLIFIE
[10]   COHERENT OPTICAL-PROCESSING - ANOTHER APPROACH [J].
GUENTHER, BD ;
CHRISTENSEN, CR ;
UPATNIEKS, J .
IEEE JOURNAL OF QUANTUM ELECTRONICS, 1979, 15 (12) :1348-1362