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Optical waveguide and manufacturing method thereof, display substrate and display device

  • US 10,553,826 B2
  • Filed: 05/27/2016
  • Issued: 02/04/2020
  • Est. Priority Date: 01/04/2016
  • Status: Active Grant
First Claim
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1. A display substrate comprising a light output surface and an optical waveguide attached to the light output surface;

  • wherein the optical waveguide comprises an optical fiber array arranged on a surface of a transparent substrate;

    each optical fiber in the optical fiber array has a cylindrical shape;

    an axis of each optical fiber is perpendicular to the surface of the transparent substrate;

    a light exit surface of each optical fiber is substantially parallel to the surface of the transparent substrate.

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