Display panel and display device

Patent metadata

Field	Value
Publication number	US-12089443-B2
Application number	US-202117522271-A
Country	US
Kind code	B2
Filing date	Nov 9, 2021
Priority date	Oct 12, 2019
Publication date	Sep 10, 2024
Grant date	Sep 10, 2024

Abstract

A display panel and a display device. The display panel includes: a first display area and a second display area, the first display area having a light transmittance greater than that of the second display area; a plurality of first pixel groups located in the first display area, each of the plurality of first pixel groups comprising a first light-emitting pixel unit and a plurality of first non-light-emitting sub-pixels, the first light-emitting pixel unit comprising a plurality of first light-emitting sub-pixels; and a plurality of second sub-pixels located in the second display area. A first pixel arrangement architecture formed together by the plurality of first light-emitting sub-pixels and the plurality of first non-light-emitting sub-pixels is identical to a second pixel arrangement architecture formed by the plurality of second sub-pixels.

First claim

What is claimed is:

1. A display panel comprising:
a first display area;
a second display area, the first display area having a light transmittance greater than that of the second display area;
a plurality of first pixel groups located in the first display area, each of the plurality of first pixel groups comprising a first light-emitting pixel unit and a plurality of first non-light-emitting sub-pixels, the first light-emitting pixel unit comprising a plurality of first light-emitting sub-pixels; and
a plurality of second sub-pixels located in the second display area,
wherein a first pixel arrangement architecture formed together by the plurality of first light-emitting sub-pixels and the plurality of first non-light-emitting sub-pixels is identical to a second pixel arrangement architecture formed by the plurality of second sub-pixels and in each of the plurality of first pixel groups, the number of the plurality of first non-light-emitting sub-pixels is a positive integer multiple of the number of the plurality of first light-emitting sub-pixels.

2. The display panel according to claim 1 , wherein the display panel further comprises:
a transition display area located between the first display area and the second display area;
a first pixel circuit located in the transition display area, the first pixel circuit being electrically connected to the first light-emitting sub-pixel for driving the first light-emitting sub-pixel to display;
a plurality of third pixel groups located in the transition display area, each of the plurality of third pixel groups comprising a third light-emitting pixel unit and a plurality of third non-light-emitting sub-pixels, the third light-emitting pixel unit comprising a plurality of third light-emitting sub-pixels, a third pixel arrangement architecture formed together by the plurality of third light-emitting sub-pixels and the plurality of third non-light-emitting sub-pixels being identical to the second pixel arrangement architecture.

3. The display panel according to claim 2 , wherein the plurality of second sub-pixels and the plurality of third light-emitting sub-pixels comprise multiple types of sub-pixels of different colors respectively, the size of the plurality of third light-emitting sub-pixels being the same as that of the plurality of second sub-pixels of an identical color.

4. The display panel according to claim 1 , wherein the plurality of first light-emitting sub-pixels and the plurality of second sub-pixels comprise multiple types of sub-pixels of different colors respectively, the size of the plurality of first light-emitting sub-pixels being smaller than that of the plurality of second sub-pixels of an identical color.

5. A display panel according to claim 2 , wherein, in the first pixel arrangement architecture, the plurality of first light-emitting sub-pixels in each of the first light-emitting pixel units are arranged to be adjacent to each other; and/or
in the third pixel arrangement architecture, the plurality of third light-emitting sub-pixels in each of the third light-emitting pixel units are arranged to be adjacent to each other.

6. The display panel according to claim 5 , wherein the plurality of first non-light-emitting sub-pixels in each of the plurality of first pixel groups are arranged to form at least one first non-light-emitting pixel unit, an arrangement pattern of the plurality of first non-light-emitting sub-pixels in the at least one first non-light-emitting pixel unit being matched with that of the plurality of first light-emitting sub-pixels in the first light-emitting pixel unit, the first light-emitting pixel unit and the at least one first non-light-emitting pixel unit being arranged in an array, wherein the first light-emitting pixel units of at least a portion of the adjacent first pixel groups are located in different rows or columns; and/or
the plurality of third non-light-emitting sub-pixels in each of the plurality of third pixel groups are arranged to form at least one third non-light-emitting pixel unit, the arrangement pattern of the plurality of third non-light-emitting sub-pixels in the at least one third non-light-emitting pixel unit being matched with that of the plurality of third light-emitting sub-pixels in the third light-emitting pixel unit, the third light-emitting pixel unit and the at least one third non-light-emitting pixel unit being arranged in an array, wherein the third light-emitting pixel units of at least a portion of the adjacent third pixel groups are located in different rows or columns.

7. The display panel according to claim 2 , wherein, in the first pixel arrangement architecture, at least any two of the plurality of first light-emitting sub-pixels in each of the first light-emitting pixel units are spaced apart by the first non-light-emitting sub-pixel; and/or
in the third pixel arrangement architecture, at least any two of the plurality of third light-emitting sub-pixels in each of the third light-emitting pixel units are spaced apart by the third non-light-emitting sub-pixel.

8. The display panel according to claim 2 , wherein the plurality of first light-emitting sub-pixels and the plurality of third sub-pixels comprise multiple types of sub-pixels of different colors respectively,
the plurality of first light-emitting sub-pixels and the plurality of first non-light-emitting sub-pixels being arranged in an array, the plurality of first light-emitting sub-pixels of an identical color of at least a portion of the adjacent first pixel groups being located in different rows or columns; and/or
the plurality of third light-emitting sub-pixels and the plurality of third non-light-emitting sub-pixels are arranged in an array, the plurality of third light-emitting sub-pixels of an identical color of at least a portion of the adjacent third pixel groups being located in different rows or columns.

9. The display panel according to claim 2 , wherein the display panel comprises:
a substrate;
a component layer located on the substrate, the first pixel circuit being located in the component layer; and
a pixel definition layer located on the component layer, the pixel definition layer comprising a first pixel opening located in the first display area and a third pixel opening located in the transition display area,
the first light-emitting sub-pixel comprising a first light-emitting structure, a first electrode, and a second electrode, the first light-emitting structure being located within the first pixel opening, the first electrode being located on a side of the first light-emitting structure facing toward the substrate, the second electrode being located on a side of the first light-emitting structure facing away from the substrate;
the third light-emitting sub-pixel comprising a third light-emitting structure, a fifth electrode, and a sixth electrode, the third light-emitting structure being located within the third pixel opening, the fifth electrode being located on a side of the third light-emitting structure facing toward the substrate, the sixth electrode being located on a side of the third light-emitting structure facing away from the substrate.

10. The display panel according to claim 9 , wherein the first electrodes of each first predetermined number of the plurality of first light-emitting sub-pixels are electrically connected to each other via a first interconnection structure;
and/or
the fifth electrodes of each second predetermined number of the plurality of third light-emitting sub-pixels are electrically connected to each other via a second interconnection structure.

11. The display panel according to claim 10 , wherein the first predetermined number is from two to e

Assignees

• Kunshan Govisionox Optoelectronics Co Ltd

Inventors

• Lou Junhui
• Peng Chao Chi

Classifications

• H10K59/121 Primary

  characterised by the geometry or disposition of pixel elements · CPC title

• H10K59/353 Primary

  characterised by the geometrical arrangement of the RGB subpixels · CPC title

• H10K59/131

  Interconnections, e.g. wiring lines or terminals · CPC title

• H10K59/122

  Pixel-defining structures or layers, e.g. banks · CPC title

• H10K59/65

  OLEDs integrated with inorganic image sensors · CPC title