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KR-20260065102-A - DISPLAY PANEL AND ELECTRONIC APPRATUS INCLUDING THE SAME

KR20260065102AKR 20260065102 AKR20260065102 AKR 20260065102AKR-20260065102-A

Abstract

One embodiment of the present invention provides a display panel and an electronic device comprising: a base layer including a first surface and a second surface opposite to the first surface; a first pixel circuit layer disposed on the first surface of the base layer and including transistors and insulating layers; a second pixel circuit layer disposed on the first surface of the base layer and spaced apart from the first pixel circuit layer and including transistors and insulating layers; a first light-emitting diode disposed on the first pixel circuit layer and electrically connected to the transistor of the first pixel circuit layer; a second light-emitting diode disposed on the second pixel circuit layer and electrically connected to the transistor of the second pixel circuit layer; a first line electrically connected to the transistor of the first pixel circuit layer; a second line electrically connected to the transistor of the second pixel circuit layer; and a connection line electrically connecting the first line and the second line.

Inventors

  • 전형일
  • 이규정
  • 태창일

Assignees

  • 삼성디스플레이 주식회사

Dates

Publication Date
20260508
Application Date
20241031

Claims (20)

  1. Substrate; A pixel circuit layer comprising pixel circuits and insulating layers, disposed on the substrate; A light-emitting diode disposed on the pixel circuit layer and electrically connected to the pixel circuit; comprising The pixel circuit of the pixel circuit layer comprises a driving transistor including a semiconductor layer and a gate electrode and a storage capacitor, and The insulating layers of the pixel circuit layer are, It includes a first insulating layer between the semiconductor layer and the gate electrode, A display panel comprising a first insulating layer that overlaps with the gate electrode and a first organic portion surrounding the first inorganic portion.
  2. In Article 1, A display panel in which the upper surface of the first inorganic part and the upper surface of the first organic part are arranged in the same plane.
  3. In Article 1, A display panel in which the first organic part on a flat surface completely surrounds the first inorganic part.
  4. In Article 1, The above first organic part is, A first-1 organic part overlapping with the semiconductor layer above; and It includes a first and second organic part that does not overlap with the semiconductor layer above, and A display panel in which the thickness of the first inorganic part is smaller than the thickness of the first-second organic part.
  5. In Paragraph 4, A display panel in which the thickness of the above-mentioned 1-1 organic part is substantially the same as the thickness of the above-mentioned 1 inorganic part.
  6. In Article 1, The above insulating layers are, The storage capacitor further includes a second insulating layer between the first electrode and the second electrode, and A display panel comprising a second insulating layer, the second inorganic portion overlapping the first electrode and the second electrode, and a second organic portion surrounding the second inorganic portion.
  7. In Article 6, A display panel in which the upper surface of the second inorganic part and the upper surface of the second organic part are arranged in the same plane.
  8. In Article 6, A display panel in which the second inorganic part overlaps with the first inorganic part.
  9. In Article 1, The pixel circuit layer above A switching transistor electrically connected to the above driving transistor; and Further including a connecting piece connected to the semiconductor layer of the switching transistor; A display panel, wherein the above-mentioned connection piece is in direct contact with the semiconductor layer through a contact hole penetrating the insulating layers between the semiconductor layer of the switching transistor and the above-mentioned connection piece, and the contact hole passes through each of the organic portions of the insulating layers between the semiconductor layer and the above-mentioned connection piece.
  10. Substrate; A pixel circuit layer comprising pixel circuits and insulating layers, disposed on the substrate; A light-emitting diode disposed on the pixel circuit layer and electrically connected to the pixel circuit; comprising The pixel circuit of the pixel circuit layer comprises a driving transistor including a semiconductor layer and a gate electrode and a storage capacitor, and The insulating layers of the pixel circuit layer are, A first insulating layer between the substrate and the semiconductor layer; A second insulating layer between the semiconductor layer and the gate electrode; and A third insulating layer on the second insulating layer; comprising At least one insulating layer among the first insulating layer to the third insulating layer is, A display panel comprising a plurality of mutually spaced inorganic parts and an organic part surrounding each of the plurality of inorganic parts on a plane.
  11. In Article 10, A display panel in which the upper surface of each of a plurality of inorganic parts and the upper surface of said organic part are arranged in the same plane.
  12. In Article 10, The above first insulating layer is, A display panel comprising a first inorganic part overlapping with the semiconductor layer and a first organic part surrounding the first inorganic part.
  13. In Article 10, The above second insulating layer is, A display panel comprising a second inorganic part overlapping with the gate electrode and a second organic part surrounding the second inorganic part.
  14. In Article 13, The above second organic part is, A second-1 organic part overlapping with the semiconductor layer above; and A second organic part that does not overlap with the semiconductor layer; comprising A display panel in which the thickness of the above 2-2 organic part is greater than the thickness of the above 2-1 organic part.
  15. In Article 14, A display panel in which the thickness of the second inorganic part is smaller than the thickness of the second-2 organic part.
  16. In paragraph 15, A display panel in which the thickness of the second inorganic part is substantially the same as the thickness of the second-1 organic part.
  17. In Article 10, The above storage capacitor includes a first electrode and a second electrode, wherein the first electrode and the gate electrode of the storage capacitor are integrally connected, and The above third insulating layer is, A display panel comprising a third inorganic part overlapping the first electrode and the second electrode of the storage capacitor, and a third organic part surrounding the third inorganic part.
  18. In Article 17, A display panel in which the upper surface of the second inorganic part and the upper surface of the second organic part are arranged in the same plane.
  19. In Article 17, The above third inorganic part overlaps with the above second inorganic part, a display panel.
  20. In Article 10, The pixel circuit layer above is, A switching transistor electrically connected to the above driving transistor; and Further including a connecting piece connected to the semiconductor layer of the switching transistor; A display panel, wherein the above-mentioned connection piece is in direct contact with the semiconductor layer through a contact hole penetrating the insulating layers between the semiconductor layer of the switching transistor and the above-mentioned connection piece, and the contact hole passes through each of the organic portions of the insulating layers between the semiconductor layer and the above-mentioned connection piece.

Description

Display panel and electronic apparatus including the same The present invention relates to a display panel. Embodiments of the present invention disclose a display panel, a manufacturing process of a display panel, and an electronic device including a display panel. In general, 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. 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 schematic plan views showing the display area of a display panel according to one embodiment of the present invention. FIGS. 4a to 4c are each equivalent circuit diagrams of pixels of a display panel according to one embodiment of the present invention. FIGS. 5a and FIGS. 5e are cross-sectional views schematically showing a light-emitting diode of a display panel according to one embodiment of the present invention. FIG. 6 is a cross-sectional view schematically showing a part of the first region (11) of a display panel (10) according to one embodiment of the present invention. FIGS. 7a to 7c are schematic plan views showing an insulating layer included in a display panel according to one embodiment of the invention. FIG. 8 is a cross-sectional view illustrating a part of the pixel circuit layer of a display panel according to one embodiment of the present invention. FIG. 9 is a plan view illustrating a first insulating layer of a display panel according to one embodiment of the present invention. FIG. 10 is a plan view showing a semiconductor layer of a display panel according to one embodiment of the present invention. FIG. 11 is a plan view illustrating a second insulating layer of a display panel according to one embodiment of the present invention. FIG. 12 is a plan view illustrating a first conductive layer of a display panel according to one embodiment of the present invention. FIG. 13 is a plan view illustrating a third insulating layer of a display panel according to one embodiment of the present invention. FIG. 14 is a plan view illustrating a second conductive layer of a display panel according to one embodiment of the present invention. FIG. 15 is a plan view illustrating a fourth insulating layer of a display panel according to one embodiment of the present invention. FIG. 16 is a plan view illustrating a third conductive layer of a display panel according to one embodiment of the present invention. FIG. 17 is a schematic perspective view of an embodiment of an electronic device including a display panel according to one embodiment of the present invention. FIG. 18 is a block diagram showing an electronic device including a display panel according to one embodiment of the present invention. FIGS. 19a and FIGS. 19b are perspective views showing an electronic device according to one embodiment of the present invention. FIG. 20 is a perspective view showing an electronic device according to one embodiment of the present invention. FIG. 21 is a perspective view showing 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