• Chinese Optics Letters
  • Vol. 18, Issue 1, 010901 (2020)
Shohei Ikawa1, Naoki Takada2、*, Hiromitsu Araki3, Hiroaki Niwase3, Hiromi Sannomiya3, Hirotaka Nakayama4, Minoru Oikawa2, Yuichiro Mori2, Takashi Kakue5, Tomoyoshi Shimobaba5, and Tomoyoshi Ito5
Author Affiliations
  • 1Faculty of Science, Kochi University, Kochi 780-8520, Japan
  • 2Research and Education Faculty, Kochi University, Kochi 780-8520, Japan
  • 3Graduate School of Integrated Arts and Sciences, Kochi University, Kochi 780-8520, Japan
  • 4Center for Computational Astrophysics, National Astronomical Observatory of Japan, Mitaka-shi 181-8588, Japan
  • 5Graduate School of Engineering, Chiba University, Chiba 263-8522, Japan
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    DOI: 10.3788/COL202018.010901 Cite this Article Set citation alerts
    Shohei Ikawa, Naoki Takada, Hiromitsu Araki, Hiroaki Niwase, Hiromi Sannomiya, Hirotaka Nakayama, Minoru Oikawa, Yuichiro Mori, Takashi Kakue, Tomoyoshi Shimobaba, Tomoyoshi Ito. Real-time color holographic video reconstruction using multiple-graphics processing unit cluster acceleration and three spatial light modulators[J]. Chinese Optics Letters, 2020, 18(1): 010901 Copy Citation Text show less

    Abstract

    We demonstrate real-time three-dimensional (3D) color video using a color electroholographic system with a cluster of multiple-graphics processing units (multi-GPU) and three spatial light modulators (SLMs) corresponding respectively to red, green, and blue (RGB)-colored reconstructing lights. The multi-GPU cluster has a computer-generated hologram (CGH) display node containing a GPU, for displaying calculated CGHs on SLMs, and four CGH calculation nodes using 12 GPUs. The GPUs in the CGH calculation node generate CGHs corresponding to RGB reconstructing lights in a 3D color video using pipeline processing. Real-time color electroholography was realized for a 3D color object comprising approximately 21,000 points per color.
    Shohei Ikawa, Naoki Takada, Hiromitsu Araki, Hiroaki Niwase, Hiromi Sannomiya, Hirotaka Nakayama, Minoru Oikawa, Yuichiro Mori, Takashi Kakue, Tomoyoshi Shimobaba, Tomoyoshi Ito. Real-time color holographic video reconstruction using multiple-graphics processing unit cluster acceleration and three spatial light modulators[J]. Chinese Optics Letters, 2020, 18(1): 010901
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