Chinese Optics Letters, Volume. 14, Issue 3, 030901(2016)

Fast processing method to generate gigabyte computer generated holography for three-dimensional dynamic holographic display

Yingxi Zhang, Juan Liu, Xin Li, and Yongtian Wang*
Author Affiliations
  • Beijing Engineering Research Center for Mixed Reality and Advanced Display, School of Optoelectronics, Beijing Institute of Technology, Beijing 100081, China
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    Figures & Tables(9)
    Diagram of the generation of holograms by dynamic parallelism. “Blk” and “Thd” are the abbreviations of block and thread, respectively.
    Flow chart of inline computation.
    Results of time consumption on (a) S-LUT and (b) C-LUT.
    Schematic diagram of file mapping.
    Processing time comparison of (a)reading file process and (b)writing file process on S-LUT.
    Processing time comparison of (a) reading file process and (b) writing file process on C-LUT.
    Reconstructed 3D objects with different depth by S-LUT: (a) and (c) focus on the teacup, and (b) and (d) focus on the teapot, where (a) and (b) are simulated results, and (c) and (d) are recorded in optical experiments.
    • Table 1. Specifications of PC

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      Table 1. Specifications of PC

      ItemModelDetails
      CPUIntel Xeon E5-26701 CPU, 8 cores 2.6 GHz
      GPUTesla K20Xm4 GPUs, 2 Gbyte memory each
      MemoryDDR3666.5 MHz, 192 Gbyte
      OSWindows 764 bit with SP1
      IDEVisual Studio 201032 bit
      GPU APINVIDIACUDA v5.5
    • Table 2. Parameters of CGH Computation

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      Table 2. Parameters of CGH Computation

      ItemValue
      Height of object space200 pixels
      Width of object space200 pixels
      Depth of object space256 pixels
      Horizontal sampling interval of object space80 μm
      Vertical sampling interval of object space80 μm
      Wavelength of laser in reconstruction532 nm
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    Yingxi Zhang, Juan Liu, Xin Li, Yongtian Wang, "Fast processing method to generate gigabyte computer generated holography for three-dimensional dynamic holographic display," Chin. Opt. Lett. 14, 030901 (2016)

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    Paper Information

    Category: Holography

    Received: Nov. 24, 2015

    Accepted: Jan. 8, 2016

    Published Online: Aug. 6, 2018

    The Author Email: Yongtian Wang (wyt@bit.edu.cn)

    DOI:10.3788/COL201614.030901

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