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KR-20260062263-A - DISPLAY PANEL AND ELECTRONIC DEVICE INCLUDING THEREOF

KR20260062263AKR 20260062263 AKR20260062263 AKR 20260062263AKR-20260062263-A

Abstract

The present invention provides a display panel and an electronic device including the same, comprising: a substrate including a plurality of island regions and a plurality of bridge regions connecting adjacent island regions among the plurality of island regions; a plurality of pixels disposed on the plurality of island regions; a plurality of wirings disposed on the plurality of bridge regions; a first organic layer covering the sides of the plurality of pixels, the plurality of wirings, and the substrate; a first electrode layer covering the upper surface and sides of the first organic layer and having a plurality of first openings that overlap with the plurality of pixels in a planar plane; a second organic layer covering the upper surface and sides of the first electrode; and a second electrode layer covering the upper surface and sides of the second organic layer and having a plurality of second openings that overlap with the plurality of pixels in a planar plane.

Inventors

  • 이규정
  • 전형일
  • 태창일

Assignees

  • 삼성디스플레이 주식회사

Dates

Publication Date
20260507
Application Date
20241028

Claims (20)

  1. A substrate comprising a plurality of island regions and a plurality of bridge regions connecting adjacent island regions among the plurality of island regions; A plurality of pixels disposed on the above plurality of island regions; A plurality of wirings disposed on the plurality of bridge regions above; A first organic layer (410) covering the plurality of pixels, the plurality of wires, and the side of the substrate; A first electrode layer covering the upper and side surfaces of the first organic layer and having a plurality of first openings that overlap with the plurality of pixels on a plane; A second organic layer covering the upper and side surfaces of the first electrode; and A display panel comprising: a second electrode layer covering the upper and side surfaces of the second organic layer and having a plurality of second openings that overlap with the plurality of pixels on a plane.
  2. In paragraph 1, The above second electrode layer is, A plurality of first electrode cells arranged in a first direction; and A plurality of second electrode cells arranged in a second direction intersecting the first direction; comprising A display panel comprising a plurality of connecting electrodes that connect adjacent second electrode cells (EC2) among the plurality of second electrode cells, wherein the first electrode layer comprises a plurality of connecting electrodes.
  3. In paragraph 2, A display panel in which the first electrode cells adjacent in the first direction among the plurality of first electrode cells are integrally provided.
  4. In paragraph 2, A display panel in which the plurality of first electrode cells and the plurality of second electrode cells are spaced apart from each other.
  5. In paragraph 2, A display panel in which the above connecting electrode intersects with any one of the plurality of first electrode cells, is electrically separated by the second organic layer, and is electrically connected to the overlapping second electrode cells among the plurality of second electrode cells through contact holes penetrating the second organic layer.
  6. In paragraph 1, The above second electrode layer is, A first portion extending along the edge of each of the plurality of island regions in a plane; and A display panel comprising a second portion extending along each of the plurality of bridge regions in a plane.
  7. In paragraph 6, A display panel in which the second part is electrically connected to the first electrode layer through a contact hole penetrating the second organic layer.
  8. In paragraph 6, The second part above has a third opening that exposes the upper surface of the second organic layer, and A display panel further comprising: an auxiliary electrode disposed within the second opening and a first auxiliary wiring disposed within the third opening.
  9. In paragraph 8, A display panel further comprising: a first electrode layer, a second auxiliary wiring connected to the auxiliary electrode and the first auxiliary wiring.
  10. In paragraph 1, A display panel having a plurality of bridge regions having a wavy shape.
  11. A substrate comprising a plurality of island regions and a plurality of bridge regions connecting adjacent island regions among the plurality of island regions; A display layer comprising a plurality of pixels disposed on the plurality of island regions and a plurality of wires disposed on the plurality of bridge regions; An input sensing layer covering the upper and side surfaces of the above-mentioned display layer and including a plurality of first touch electrodes extending in a first direction and second touch electrodes (TE) extending in a second direction intersecting the first direction; A display panel in which each of the plurality of first touch electrodes and the plurality of second touch electrodes covers the side of the substrate along the edges of the plurality of island regions and the plurality of bridge regions.
  12. In Paragraph 11, Each of the above plurality of first touch electrodes includes a plurality of first electrode cells arranged in the first direction, and Each of the plurality of second touch electrodes includes a plurality of second electrode cells arranged in the second direction and a plurality of connecting electrodes connecting adjacent second electrode cells among the plurality of second electrode cells. A display panel in which the plurality of first electrode cells and the plurality of connecting electrodes are arranged on different layers.
  13. In Paragraph 12, A display panel in which the first electrode cells adjacent in the first direction among the plurality of first electrode cells are integrally provided.
  14. In Paragraph 12, A display panel in which the plurality of first electrode cells and the plurality of second electrode cells are spaced apart from each other.
  15. In Paragraph 12, The apparatus further comprises an insulating layer disposed between the plurality of first electrode cells and the plurality of second electrode cells and the connecting electrode. A display panel in which the above connecting electrode intersects with any one of the plurality of first electrode cells, is electrically separated by the insulating layer, and is electrically connected to the overlapping second electrode cells among the plurality of second electrode cells through contact holes penetrating the insulating layer.
  16. In Paragraph 11, Each of the plurality of first touch electrodes and the plurality of second touch electrodes is, A first portion extending along the edge of each of the plurality of island regions; and A display panel comprising a second portion extending along each of the plurality of bridge regions.
  17. In Paragraph 16, Each of the plurality of second touch electrodes includes a plurality of electrode cells arranged in the second direction and a connecting electrode connecting adjacent electrode cells among the plurality of electrode cells. The input sensing layer further comprises an insulating layer disposed between the plurality of first touch electrodes and the plurality of second touch electrodes and the connecting electrode. A display panel in which the second portion of the second touch electrode that overlaps with the connecting electrode among the plurality of second touch electrodes is electrically connected to the connecting electrode through a contact hole penetrating the insulating layer.
  18. In Paragraph 17, The first part above is a display panel having a first opening that overlaps with the plurality of pixels.
  19. In Paragraph 18, The second part above has a second opening that overlaps with the plurality of bridge regions, and The above input sensing layer comprises an auxiliary electrode disposed within the first opening, a first auxiliary wiring disposed within the second opening, and a second auxiliary wiring connecting the auxiliary electrode and the first auxiliary wiring, forming a display panel.
  20. In Paragraph 11, A display panel having a plurality of bridge regions having a wavy shape.

Description

Display panel and electronic device including the same The present invention relates to a display panel and an electronic device including the same, and more specifically, to a flexible display panel and an electronic device including the same. As display panels that visually display electrical signals advance, various electronic devices with excellent characteristics such as thinness, lightness, and low power consumption are being introduced. For example, electronic devices may include flexible display panels that can be folded or rolled into a roll shape. Recently, research and development on various electronic devices including stretchable display panels that can change into various shapes is actively underway. FIG. 1 is a schematic perspective view of a display panel according to one embodiment of the present invention. FIGS. 2A and FIGS. 2B are perspective views showing the display panel of FIG. 1 extended in a first direction. FIG. 2c is a perspective view showing the display panel of FIG. 1 extended in a second direction. FIG. 2d is a perspective view showing the display panel of FIG. 1 extended in the first direction and the second direction. FIG. 2e is a perspective view showing the display panel of FIG. 1 extended in a third direction. FIGS. 3a to 3c are each equivalent circuit diagrams of pixels included in a display panel according to one embodiment of the present invention. FIGS. 4a to 4c are schematic plan views showing the display area of a display panel according to one embodiment of the present invention. FIGS. 5a to 5d are cross-sectional views schematically showing a light-emitting diode of a display panel according to one embodiment of the present invention. FIGS. 6a and FIGS. 6b are schematic plan views showing touch electrodes and connection electrodes according to one embodiment of the present invention. FIG. 7 is a schematic plan view showing a part of a display panel according to one embodiment of the present invention. FIG. 8 is a cross-sectional view schematically showing a cross-section along line IV-IV' of the display panel shown in FIG. 7. FIGS. 9a and FIGS. 9b are each schematic plan views showing a portion of a display panel according to an embodiment of the present invention. FIG. 10a is a cross-sectional view schematically showing a cross-section along the line V-V' of the display panel shown in FIG. 9a. FIG. 10b is a cross-sectional view schematically showing a cross-section along the line VI-VI' of the display panel shown in FIG. 9a. FIG. 11 is a schematic plan view showing a part of a display panel according to one embodiment of the present invention. FIG. 12 is a cross-sectional view schematically showing a part of a display panel according to one embodiment of the present invention. FIG. 13a is a perspective view schematically showing an electronic device including a display panel according to one embodiment of the present invention. FIG. 13b is a block diagram showing an electronic device including a display panel according to one embodiment of the present invention. FIGS. 14a to 14g are schematic perspective views illustrating embodiments of an electronic device including a display panel according to one embodiment of the present invention. The present invention is capable of various modifications and may have various embodiments; specific embodiments are illustrated in the drawings and described in detail in the detailed description. The effects and features of the present invention, and the methods for achieving them, will become clear by referring to the embodiments described below in detail together with the drawings. However, the present invention is not limited to the embodiments disclosed below but can be implemented in various forms. Hereinafter, embodiments of the present invention will be described in detail with reference to the attached drawings. When describing with reference to the drawings, identical or corresponding components are given the same reference numerals, and redundant descriptions thereof will be omitted. In this specification, terms such as first, second, etc. are used not in a limiting sense, but for the purpose of distinguishing one component from another. In this specification, singular expressions include plural expressions unless the context clearly indicates otherwise. In this specification, terms such as "include" or "have" mean that the features or components described in the specification exist, and do not preclude the possibility that one or more other features or components may be added. In this specification, when a part such as a film, region, or component is described as being on or above another part, it includes not only cases where it is immediately above the other part, but also cases where another film, region, or component is interposed therein. In this specification, when it is stated that a membrane, region, component, etc. is connected, it includes cases where the membrane, region, or component is directly connected,