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INTERLACED LIQUID CRYSTAL DISPLAY PANEL AND BACKLIGHT USED IN A HEAD MOUNTED DISPLAY

  • US 20180182307A1
  • Filed: 12/27/2016
  • Published: 06/28/2018
  • Est. Priority Date: 12/27/2016
  • Status: Active Grant
First Claim
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1. A display device, comprising:

  • an liquid crystal display (LCD) panel including at least a first group of pixel lines and a second group of pixel lines;

    a backlight disposed behind the LCD panel to emit light toward the first and second groups of pixel lines;

    a shift grating disposed between the LCD and the backlight, the shift grating configured to block the light from the backlight from reaching either the first group of pixel lines or the second group of pixel lines; and

    a controller configured to;

    set the first group of pixel lines with first group line data for a video frame;

    control the backlight and the shift grating such that the light from the backlight illuminates the first group of pixel lines when the first group of pixel lines are set with the first group line data;

    while the backlight is illuminating the first group of pixel lines and the first group line data is set on the first group of pixel lines, set the second group of pixel lines with second group line data for the video frame; and

    control the backlight and the shift grating such that the light from the backlight illuminates the second group of pixel lines when the second group of pixel lines are set with the second group line data.

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