Organic light-emitting diode display panel and manufacturing method thereof

  • US 9,502,691 B2
  • Filed: 05/12/2014
  • Issued: 11/22/2016
  • Est. Priority Date: 12/26/2013
  • Status: Active Grant
First Claim
Patent Images

1. A method of manufacturing an organic light-emitting diode (OLED) display panel, comprising:

  • forming an anode, an organic light-emitting layer, a cathode and a first optical coupling layer sequentially on a substrate; and

    forming a second optical coupling layer on a side of the first optical coupling layer facing away from the cathode by arranging a plurality of protrusion structures with arc-shaped surfaces.

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