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KR-20260065694-A - Display panel and electronic device

KR20260065694AKR 20260065694 AKR20260065694 AKR 20260065694AKR-20260065694-A

Abstract

According to one aspect of the present invention, a display panel is provided comprising: a substrate having a first opening extending in a first direction and a second opening extending in a second direction intersecting the first direction; and a light-emitting diode disposed on the substrate, wherein at least one of a first width along the second direction of the first opening and a second width along the first direction of the second opening is 6 micrometers to 8 micrometers.

Inventors

  • 신호식
  • 주혜진
  • 한명희
  • 윤형수

Assignees

  • 삼성디스플레이 주식회사

Dates

Publication Date
20260511
Application Date
20241101

Claims (20)

  1. A substrate comprising a first opening extending in a first direction and a second opening extending in a second direction intersecting the first direction; and A light-emitting diode disposed on the above substrate; comprising, At least one of the first width along the second direction of the first opening and the second width along the first direction of the second opening is 6 micrometers to 8 micrometers, Display panel.
  2. In Article 1, The above substrate is, It includes a plurality of first openings and a plurality of second openings, and A bridge portion further comprising a first opening among the plurality of first openings and a second opening among the plurality of second openings. Display panel.
  3. In Article 2, The above bridge portion includes a first bridge portion extending in a first direction and a second bridge portion extending in a second direction, and At least one of the first direction length of the first bridge portion and the second direction length of the second bridge portion is 17 micrometers to 25 micrometers, Display panel.
  4. In Article 1, The above substrate includes an island portion partially surrounded by the first opening and the second opening, and the light-emitting diode overlaps the island portion. Display panel.
  5. In Paragraph 4, An inorganic insulating layer disposed between the substrate and the light-emitting diode, overlapping with the island portion, and including a groove overlapping with the first opening or the second opening; further comprising Display panel.
  6. In Article 5, The above-mentioned inorganic insulating layer has a shape including a plurality of islands spaced apart from each other by the grooves, Display panel.
  7. In Article 5, The above inorganic insulating layer includes recesses defined in the inorganic insulating layer adjacent to both ends of the first opening and the second opening, respectively. Display panel.
  8. In Article 1, The first opening is provided at least one of the two ends along the first direction and includes an extension having a width greater than the first width. Display panel.
  9. In Article 1, The width of the end portion of the first opening along the first direction is smaller than the width of the center portion of the first opening. Display panel.
  10. In Article 1, The first opening has a shape in which the central part of the first opening along the first direction is indented along the second direction. Display panel.
  11. A substrate comprising a plurality of first openings extending in a first direction, a plurality of second openings extending in a second direction intersecting the first direction, and a plurality of island portions partially enclosed by the plurality of first openings and the plurality of second openings; and An inorganic insulating layer disposed on the substrate and comprising a groove overlapping the plurality of first openings and the plurality of second openings; wherein The above-mentioned inorganic insulating layer has a shape including a plurality of islands that are spaced apart from each other by the grooves and overlap with the plurality of island portions of the substrate. Display panel.
  12. In Article 11, A plurality of light-emitting diodes disposed on the substrate, each overlapping with the plurality of island portions; further comprising Display panel.
  13. In Article 11, At least one of the first width along the second direction of one of the plurality of first openings and the second width along the first direction of one of the plurality of second openings is 6 micrometers to 8 micrometers, Display panel.
  14. In Article 11, The above substrate is, A bridge portion further comprising a first opening among the plurality of first openings and a second opening among the plurality of second openings. Display panel.
  15. In Article 14, The above bridge portion includes a first bridge portion extending in a first direction and a second bridge portion extending in a second direction, and At least one of the first direction length of the first bridge portion and the second direction length of the second bridge portion is 17 micrometers to 25 micrometers, Display panel.
  16. In Article 14, At least some of the plurality of island portions of the substrate are connected to each other by the bridge portion, Display panel.
  17. In Article 11, The above-mentioned inorganic insulating layer comprises a recess defined adjacent to both ends of one of the plurality of first openings and one of the plurality of second openings. Display panel.
  18. In Article 11, The width along the second direction of a part of one of the plurality of first openings and the width along the second direction of another part of the first opening are different. Display panel.
  19. In Article 18, The width of the first opening along the second direction varies along the first direction. Display panel.
  20. In Article 18, The above substrate is provided at both ends of the first opening and has an extension portion having a width greater than the width along the second direction of the first opening. Display panel.

Description

Display panel and electronic device The present invention relates to a display panel including a light-emitting diode and an electronic device including such a display panel. As display panels that visually display electrical signals advance, various display panels with excellent characteristics such as thinness, lightness, and low power consumption, as well as electronic devices containing them, are being introduced. For example, research and development is actively underway on display panels of various structures, such as flexible display panels that can be folded or rolled into a roll shape, and stretchable display panels, as well as electronic devices containing them. FIG. 1 is a schematic perspective view of a display panel according to one embodiment of the present invention. FIG. 2a is a perspective view of a display panel in a state extended in the first direction. FIG. 2b is a perspective view of a display panel in a state extended in the first direction. FIG. 2c is a perspective view of a display panel in a state extended in the second direction. FIG. 2d is a perspective view of a display panel in a state extended in the first direction and the second direction. FIG. 2e is a perspective view of a display panel in a state extended in the third direction. FIG. 3 is a plan view of a display panel according to one embodiment of the present invention. FIG. 4 is a cross-sectional view of a display panel according to one embodiment of the present invention. FIG. 5 is a plan view of a substrate of a display panel according to one embodiment of the present invention. FIG. 6 is a plan view of an inorganic insulating layer of a display panel according to one embodiment of the present invention. FIG. 7a is a plan view of a substrate of a display panel according to one embodiment of the present invention. FIG. 7b is a plan view of a substrate of a display panel according to one embodiment of the present invention. FIG. 7c is a plan view of a substrate of a display panel according to one embodiment of the present invention. FIG. 7d is a plan view of a substrate of a display panel according to one embodiment of the present invention. FIG. 8a is an equivalent circuit diagram of a pixel of a display panel according to one embodiment of the present invention. FIG. 8b is an equivalent circuit diagram of a pixel of a display panel according to one embodiment of the present invention. FIG. 8c is an equivalent circuit diagram of a pixel of a display panel according to one embodiment of the present invention. FIG. 9a is a cross-sectional view of a light-emitting diode of a display panel according to one embodiment of the present invention. FIG. 9b is a cross-sectional view of a light-emitting diode of a display panel according to one embodiment of the present invention. FIG. 9c is a cross-sectional view of a light-emitting diode of a display panel according to one embodiment of the present invention. FIG. 9d is a cross-sectional view of a light-emitting diode of a display panel according to one embodiment of the present invention. FIG. 9e is a cross-sectional view of a light-emitting diode of a display panel according to one embodiment of the present invention. FIG. 10 is a schematic perspective view of an electronic device including a display panel according to one embodiment of the present invention. FIG. 11 is a block diagram showing an electronic device including a display panel according to one embodiment of the present invention. FIG. 12a is a perspective view of an electronic device according to one embodiment of the present invention. FIG. 12b is a perspective view of an electronic device according to one embodiment of the present invention. FIG. 13 is a perspective view of an electronic device according to one embodiment of the present invention. FIG. 14 is a perspective view of an electronic device 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 the following embodiments, terms such as first, second, etc. are used not in a limiting sense, but for the purpose of distinguishing one component from another component. In the following examples, singular expressions include plural expressions unless the context clea