Separation of random phase mask in an optical correlator for security verification

1998 ◽  
Author(s):  
Leonid I. Muravsky ◽  
Volodymyr M. Fitio ◽  
Mykhajlo V. Shovgenyuk ◽  
Petro A. Hlushak
Keyword(s):  
Random Phase ◽  
Phase Mask ◽  
Optical Correlator ◽  
Security Verification

Image Encryption Based on Vector Decomposition and Chaotic Random Phase Mask

2020 ◽  
Vol 57 (4) ◽  
pp. 041002
Author(s):  
陶珊 Tao Shan ◽  
唐晨 Tang Chen ◽  
雷振坤 Lei Zhenkun
Keyword(s):  
Image Encryption ◽  
Random Phase ◽  
Phase Mask ◽  
Vector Decomposition

Multiplexing and encryption of images using phase grating and random phase mask

2020 ◽  
Vol 59 (03) ◽  
pp. 1 ◽  
Author(s):  
Anirban Patra ◽  
Arijit Saha ◽  
Kallol Bhattacharya
Keyword(s):  
Random Phase ◽  
Phase Mask ◽  
Phase Grating

Transformed phase mask in a hybrid joint transform correlator for security verification

1999 ◽  
Author(s):  
Leonid I. Muravsky ◽  
Yaroslav P. Kulynych ◽  
Taras I. Voronyak ◽  
Volodymyr M. Fitio ◽  
Sergey A. Kostyukevych
Keyword(s):  
Phase Mask ◽  
Joint Transform Correlator ◽  
Hybrid Joint ◽  
Security Verification

Generation of CGH with Expanded Viewing Angle by Using the Scattering Properties of the Random Phase Mask

2019 ◽  
Author(s):  
Woo-Young Choi ◽  
Kwan-Jung Oh ◽  
Keehoon Hong ◽  
Hyon-Gon Choo ◽  
Jisun Park ◽  
...  
Keyword(s):  
Random Phase ◽  
Phase Mask ◽  
Viewing Angle

SDF-based nonzero-order fringe-adjusted joint transform correlator using binary random phase mask

2004 ◽  
Author(s):  
El-Houssine Horache ◽  
Mohammad S. Alam ◽  
Helment C. H. Loo ◽  
Sheue Feng Goh
Keyword(s):  
Random Phase ◽  
Phase Mask ◽  
Joint Transform Correlator

Multiplexing encryption–decryption via lateral shifting of a random phase mask

2006 ◽  
Vol 259 (2) ◽  
pp. 532-536 ◽  
Author(s):  
John Fredy Barrera ◽  
Rodrigo Henao ◽  
Myrian Tebaldi ◽  
Roberto Torroba ◽  
Néstor Bolognini
Keyword(s):  
Random Phase ◽  
Phase Mask ◽  
Encryption Decryption
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