Vector field encoding approach to secure color image

Praveen Kumar; Naveen K. Nishchal

doi:10.1364/DH.2021.DW6C.4

OSA Imaging and Applied Optics Congress 2021 (3D, COSI, DH, ISA, pcAOP)
OSA Technical Digest (Optica Publishing Group, 2021),
paper DW6C.4
•https://doi.org/10.1364/DH.2021.DW6C.4

Vector field encoding approach to secure color image

Praveen Kumar and Naveen K. Nishchal

Digital Holography and Three-Dimensional Imaging 2021

Washington, DC United States
19–23 July 2021
ISBN: 978-1-943580-89-7

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3D Imaging Using Holography and Ranging (DW6C)

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P. Kumar and N. K. Nishchal, "Vector field encoding approach to secure color image," in OSA Imaging and Applied Optics Congress 2021 (3D, COSI, DH, ISA, pcAOP), H. Hua, B. Javidi, M. Martinez-Corral, O. Matoba, A. Stern, S. Thibault, T. Alieva, J. Ke, F. Willomitzer, F. Okten, P. Silveira, P. Banerjee, E. Stoykova, D. Chu, J. Park, F. Imai, C. Joo, M. Digman, D. Gardner, S. Gladysz, D. LeMaster, S. Basu, and O. Korotkova, eds., OSA Technical Digest (Optica Publishing Group, 2021), paper DW6C.4.

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Abstract

This paper describes a method based on arbitrary vector light field having spatially variable polarization to encrypt a color image. The information can be encoded into the single polarization component of a vector field using a computer generated hologram.

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