Secure holographic storage using single phase encoding

Tien Viet Vu, Seung Woo Lee, Nam Kim, Sang Keun Gil, Eun Kyong Kim

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Abstract

A fully optical encryption system based on the single-phase encryption method is presented. A two-dimensional array of real-valued data is phase encoded and scrambled with a random phase key for encryption. The encrypted data is stored holographically in a DuPont photopolymer, and is reconstructed by conjugate readout. The original data can be retrieved using a same phase key for decryption and an interferometer for phase-to-intensity conversion. The influence of a limited bandwidth on the bit-error-rate in the decrypted data is evaluated. With binary data, error-free decryption can be possible even when a large fraction of encrypted data is lost.

Original languageEnglish
Title of host publicationPractical Holography XXII
Subtitle of host publicationMaterials and Applications
DOIs
Publication statusPublished - 2008
Event22nd Meeting of the Practical Holography Conference - San Jose, CA, United States
Duration: 2008 Jan 202008 Jan 23

Publication series

NameProceedings of SPIE - The International Society for Optical Engineering
Volume6912
ISSN (Print)0277-786X

Conference

Conference22nd Meeting of the Practical Holography Conference
Country/TerritoryUnited States
CitySan Jose, CA
Period08/1/2008/1/23

All Science Journal Classification (ASJC) codes

  • Electronic, Optical and Magnetic Materials
  • Condensed Matter Physics
  • Computer Science Applications
  • Applied Mathematics
  • Electrical and Electronic Engineering

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