Optical joint transform encryption using binary phase difference key mask

  • Chau Jern Cheng*
  • , Li Chien Lin
  • , Chien Ming Wang
  • , Chiung Liang Chen
  • *Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

10 Citations (Scopus)

Abstract

This study describes optical encryption based on joint transform correlator architectures using a binary phase difference key mask, designed by discrete sinc function interpolation. The key mask has the required properties of space-limited and phase-mostly spectrum for accurate image recovery. Gray-level image encryption and decryption performance measures are discussed as well.

Original languageEnglish
Pages (from-to)367-371
Number of pages5
JournalOptical Review
Volume12
Issue number5
DOIs
Publication statusPublished - 2005 Sept
Externally publishedYes

Keywords

  • Joint transform correlator
  • Optical encryption
  • Sinc interpolation

ASJC Scopus subject areas

  • Atomic and Molecular Physics, and Optics

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