OLED display panel, a method for fabricating the same, and a display device

  • US 11,049,917 B2
  • Filed: 03/18/2019
  • Issued: 06/29/2021
  • Est. Priority Date: 04/12/2018
  • Status: Active Grant
First Claim
Patent Images

1. An OLED display panel, comprising:

  • a first substrate;

    a pixel definition layer located on the first substrate, the pixel definition layer comprising a plurality of hollow light-emitting areas, and first recessed sections located between adjacent light-emitting areas;

    a cathode layer located on a side of the pixel definition layer away from the first substrate, the cathode layer comprising corresponding second recessed sections corresponding in position to the first recessed sections;

    electrically conductive sections located on a side of the cathode layer away from the pixel definition layer, and located in the second recessed sections;

    a second substrate arranged opposite to the first substrate; and

    spacers located on a side of the second substrate facing the first substrate;

    wherein normal projections of the electrically conductive sections onto the first substrate cover normal projections of the spacers onto the first substrate.

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