An Iterative Fourier Transform Algorithm for digital hologram generation using phase-only information and its implementation in a fixed-point digital signal processor

Yasuhiro Torii, Leandro Balladares-Ocaña, J. Martínez-Castro

Research output: Contribution to journalArticlepeer-review

4 Scopus citations

Abstract

An Iterative Fourier Transform Algorithm (IFTA) for digital hologram generation from a digital image using phase-only information is described in this paper. The algorithm is implemented in a Texas Instruments TMS320C64x fixed point digital signal processor (DSP). The holograms are reconstructed in real time using a liquid crystal display system and a He-Ne laser. The ideas described in this paper can be extended to digital hologram generation of three-dimensional objects and their reconstruction in real time using liquid crystal spatial light modulators, which could be a way for 3D-display systems.

Original languageEnglish
Pages (from-to)5416-5421
Number of pages6
JournalOptik
Volume124
Issue number22
DOIs
StatePublished - Nov 2013

Keywords

  • Fourier transform
  • Holograms
  • LASER

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