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John Fredy Barrera

Showing results (1-10 of 26) with videos related to

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Applied Optics|June 12, 2009
Efficient encrypting procedure using amplitude and phase as independent channels to display decoy objectsJohn Fredy Barrera, Roberto Torroba
Optics Express|March 14, 2013
Optical encryption and QR codes: secure and noise-free information retrievalJohn Fredy Barrera, Alejandro Mira, Roberto Torroba
Optics Express|October 17, 2014
Experimental scrambling and noise reduction applied to the optical encryption of QR codesJohn Fredy Barrera, Alejandro Vélez, Roberto Torroba
Scientific Reports|June 30, 2023
Color multilayer holographic near-eye augmented reality displayAlejandro Velez-Zea, John Fredy Barrera-Ramírez
Applied Optics|October 20, 2017
Experimental optical encryption of grayscale informationAlejandro Velez Zea, John Fredy Barrera, Roberto Torroba
Optics Letters|July 1, 2014
Experimental QR code optical encryption: noise-free data recoveringJohn Fredy Barrera, Alejandro Mira-Agudelo, Roberto Torroba
Applied Optics|April 17, 2012
Master key generation to avoid the use of an external reference wave in an experimental JTC encrypting architectureEdgar Rueda, Carlos Ríos, John Fredy Barrera, et al.
Optics Letters|February 25, 2016
Three-dimensional joint transform correlator cryptosystemAlejandro Velez Zea, John Fredy Barrera Ramirez, Roberto Torroba
Optics Letters|February 15, 2018
Optimized random phase only hologramsAlejandro Velez Zea, John Fredy Barrera Ramirez, Roberto Torroba
Optics Letters|August 2, 2018
Optimized random phase encryptionAlejandro Velez Zea, John Fredy Barrera Ramirez, Roberto Torroba
Pageof 3

Showing results (1-10 of 26) with videos related to

Sort By:
Pageof 3
Applied Optics|June 12, 2009
Efficient encrypting procedure using amplitude and phase as independent channels to display decoy objectsJohn Fredy Barrera, Roberto Torroba
Optics Express|March 14, 2013
Optical encryption and QR codes: secure and noise-free information retrievalJohn Fredy Barrera, Alejandro Mira, Roberto Torroba
Optics Express|October 17, 2014
Experimental scrambling and noise reduction applied to the optical encryption of QR codesJohn Fredy Barrera, Alejandro Vélez, Roberto Torroba
Scientific Reports|June 30, 2023
Color multilayer holographic near-eye augmented reality displayAlejandro Velez-Zea, John Fredy Barrera-Ramírez
Applied Optics|October 20, 2017
Experimental optical encryption of grayscale informationAlejandro Velez Zea, John Fredy Barrera, Roberto Torroba
Optics Letters|July 1, 2014
Experimental QR code optical encryption: noise-free data recoveringJohn Fredy Barrera, Alejandro Mira-Agudelo, Roberto Torroba
Applied Optics|April 17, 2012
Master key generation to avoid the use of an external reference wave in an experimental JTC encrypting architectureEdgar Rueda, Carlos Ríos, John Fredy Barrera, et al.
Optics Letters|February 25, 2016
Three-dimensional joint transform correlator cryptosystemAlejandro Velez Zea, John Fredy Barrera Ramirez, Roberto Torroba
Optics Letters|February 15, 2018
Optimized random phase only hologramsAlejandro Velez Zea, John Fredy Barrera Ramirez, Roberto Torroba
Optics Letters|August 2, 2018
Optimized random phase encryptionAlejandro Velez Zea, John Fredy Barrera Ramirez, Roberto Torroba
Pageof 3