KR-20260064987-A - Display apparatus and electronic device including the same

Abstract

One embodiment of the present invention is a display device comprising a plurality of island regions spaced apart from each other and a plurality of bridge regions connecting the plurality of island regions, the display device comprising: a substrate; a pixel driving circuit portion disposed on the substrate; a first electrode pad disposed on the pixel driving circuit portion so as to be electrically connected to the pixel driving circuit portion; a second electrode pad disposed on the pixel driving circuit portion so as to be electrically connected to a power supply voltage; a first touch conductive layer disposed on the pixel driving circuit portion and comprising a first conductive pattern; an inorganic light-emitting diode disposed on the first electrode pad and the second electrode pad; a first planarization layer disposed on the inorganic light-emitting diode; a first connection portion disposed on the first planarization layer and electrically connecting the inorganic light-emitting diode and the first electrode pad; and a second connection portion disposed on the first planarization layer and electrically connecting the inorganic light-emitting diode and the second electrode pad. A display device is disclosed comprising: a second touch conductive layer disposed on the first flattening layer so as to be electrically connected to the first touch conductive layer and comprising a second conductive pattern.

Inventors

• 이규정
• 전형일
• 태창일

Assignees

• 삼성디스플레이 주식회사

Dates

Publication Date

20260508

Application Date

20241030

Claims (20)

1. A display device comprising a plurality of island regions spaced apart from each other, and a plurality of bridge regions connecting the plurality of island regions, Substrate; A pixel driving circuit unit disposed on the above substrate; A first electrode pad disposed on the pixel driving circuit so as to be electrically connected to the pixel driving circuit; A second electrode pad disposed on the pixel driving circuit portion so as to be electrically connected to the power supply voltage; A first touch conductive layer disposed on the pixel driving circuit portion and comprising a first conductive pattern; An inorganic light-emitting diode disposed on the first electrode pad and the second electrode pad; A first planarization layer disposed on the above-mentioned inorganic light-emitting diode; A first connecting part disposed on the first planarization layer and electrically connecting the inorganic light-emitting diode and the first electrode pad; A second connecting part disposed on the first planarization layer and electrically connecting the inorganic light-emitting diode and the second electrode pad; and A display device comprising: a second touch conductive layer disposed on the first flattening layer so as to be electrically connected to the first touch conductive layer and including a second conductive pattern.
2. In paragraph 1, A display device comprising the first electrode pad, the second electrode pad, and the first touch conductive layer arranged in the same layer and containing the same material.
3. In paragraph 1, A display device comprising the first connecting part, the second connecting part, and the second touch conductive layer arranged in the same layer and containing the same material.
4. In paragraph 1, A display device in which the first connecting part, the second connecting part, and the second touch conductive layer each penetrate the first planarization layer.
5. In paragraph 1, A display device wherein the second touch conductive layer is disposed in each of the plurality of island regions and the plurality of bridge regions.
6. In paragraph 5, A display device wherein the first touch conductive layer is disposed in the plurality of island regions and spaced apart from the plurality of bridge regions.
7. In paragraph 6, A display device further comprising: a first shielding layer disposed in the same layer as the first touch conductive layer so as to overlap with the second touch conductive layer disposed in the plurality of bridge regions.
8. In Paragraph 7, A display device in which the first shielding layer comprises the same material as the first touch conductive layer.
9. In paragraph 1, A display device wherein the first touch conductive layer is disposed in each of the plurality of island regions and the plurality of bridge regions.
10. In paragraph 1, A display device further comprising: a second shielding layer disposed between the first touch conductive layer and the pixel driving circuit portion so as to overlap with the first touch conductive layer disposed in the plurality of island regions.
11. In paragraph 1, The above first connecting part is, A first-1 connecting portion that overlaps with the inorganic light-emitting diode on a plane and is provided with a transparent material; and A display device comprising: a first-2 connection portion that electrically connects the first-1 connection portion and the first electrode pad and includes a material identical to that of the second touch conductive layer.
12. In paragraph 1, The above second connecting part is, A second-1 connecting portion that overlaps with the inorganic light-emitting diode on a plane and is provided with a transparent material; and A display device comprising: a second-2 connection portion that electrically connects the second-1 connection portion and the second electrode pad and includes a material identical to the second touch conductive layer.
13. An electronic device comprising a plurality of island regions spaced apart from each other and a plurality of bridge regions connecting the plurality of island regions, and a retractable display device, wherein The above display device is, Substrate; A pixel driving circuit unit disposed on the above substrate; A first electrode pad disposed on the pixel driving circuit so as to be electrically connected to the pixel driving circuit; A second electrode pad disposed on the pixel driving circuit portion so as to be electrically connected to the power supply voltage; An inorganic light-emitting diode disposed on the first electrode pad and the second electrode pad; A first planarization layer disposed on the above-mentioned inorganic light-emitting diode; A first connecting part disposed on the first planarization layer and electrically connecting the inorganic light-emitting diode and the first electrode pad; A second connecting part disposed on the first planarization layer and electrically connecting the inorganic light-emitting diode and the second electrode pad; A first touch conductive layer disposed on the first planarization layer and comprising a first conductive pattern; A second planarization layer disposed on the first touch conductive layer; and An electronic device comprising: a second touch conductive layer disposed on the second planarization layer so as to be electrically connected to the first touch conductive layer and including a second conductive pattern.
14. In Paragraph 13, An electronic device comprising the first connecting portion, the second connecting portion, and the first touch conductive layer arranged in the same layer and containing the same material.
15. In Paragraph 13, An electronic device in which the first connecting part and the second connecting part each penetrate the first flattening layer.
16. In Paragraph 13, The electronic device, wherein the second touch conductive layer is disposed in each of the plurality of island regions and the plurality of bridge regions.
17. In Paragraph 16, An electronic device in which the first touch conductive layer is disposed in the plurality of island regions and spaced apart from the plurality of bridge regions.
18. In Paragraph 17, The above display device is, An electronic device further comprising: a first shielding layer disposed in the same layer as each of the first electrode pad and the second electrode pad, so as to overlap with the second touch conductive layer disposed in the plurality of bridge regions.
19. In Paragraph 18, An electronic device in which the first shielding layer comprises the same material as the first electrode pad and the second electrode pad, respectively.
20. In Paragraph 13, The above display device is, An electronic device further comprising: a third shielding layer disposed in the same layer as each of the first electrode pad and the second electrode pad, so as to overlap with the first touch conductive layer disposed in the plurality of island regions.

Description

Display apparatus and electronic device including the same Embodiments of the present invention relate to a display device, such as a flexible display device. As display devices that visually display electrical signals advance, various display devices with excellent characteristics such as thinness, lightness, and low power consumption are being introduced. For example, flexible display devices that can be folded or rolled into a roll shape are being introduced. Recently, research and development on display devices of various structures, such as stretchable display devices that can change into various shapes, is actively underway. FIG. 1 is a schematic perspective view of a display device according to one embodiment of the present invention. FIGS. 2a and FIGS. 2b are perspective views showing the display device of FIG. 1 extended in a first direction. FIG. 2c is a perspective view showing the display device of FIG. 1 extended in a second direction. FIG. 2d is a perspective view showing the display device of FIG. 1 extended in the first direction and the second direction. FIG. 2e is a perspective view showing the display device of FIG. 1 extended in a third direction. FIG. 3 is a schematic plan view of a display device according to one embodiment of the present invention. FIG. 4a is a plan view of part IV of FIG. 3 as a part of a display device according to one embodiment of the present invention. FIG. 4b is a plan view of part IV of FIG. 3 as a part of a display device according to one embodiment of the present invention. FIG. 4c is a plan view of the IV portion of FIG. 3 as a part of a display device according to one embodiment of the present invention. FIG. 5 is a cross-sectional view schematically showing a first island portion and a first bridge portion disposed in the display area of a display device according to one embodiment of the present invention. FIGS. 6a to 6c are equivalent circuit diagrams of subpixels of a display device according to one embodiment of the present invention. FIG. 7a is a cross-sectional view schematically showing a light-emitting element of a display device according to one embodiment of the present invention. FIG. 7b is a cross-sectional view schematically showing a light-emitting element of a display device according to one embodiment of the present invention. FIG. 8 is a drawing for explaining the operation of a display device according to an embodiment of the present invention. FIG. 9 is a plan view schematically illustrating the touch unit of the display device of FIG. 1. FIG. 10a is an enlarged plan view schematically illustrating a touch sensor included in a display device according to one embodiment of the present invention. FIG. 10b is a diagram illustrating the operating principle of a touch sensor included in a display device according to one embodiment of the present invention. FIGS. 11a and FIGS. 11b are plan views schematically illustrating a display device according to one embodiment of the present invention. FIG. 12 is a cross-sectional view schematically showing a display device according to one embodiment of the present invention. FIG. 13 is a cross-sectional view schematically showing a display device according to one embodiment of the present invention. FIG. 14 is a cross-sectional view schematically showing a display device according to one embodiment of the present invention. FIG. 15 is a cross-sectional view schematically showing a display device according to one embodiment of the present invention. FIGS. 16a to 16g are perspective views schematically illustrating embodiments of an electronic device including a display 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 clearly indicates otherwise. In the following embodiments, terms such as "include" or "have" mean that the features or components described in the specification are present, and do not preclude the possibility that one or mo