KR-20260065696-A - DISPLAY PANEL AND ELECTRONIC DEVICE INCLUDING THE SAME

Abstract

The present invention provides a display panel and an electronic device including the same, comprising a pixel circuit set including a first pixel circuit, a second pixel circuit, and a third pixel circuit; a first pixel electrode disposed in overlap with the first pixel circuit; a second pixel electrode disposed in overlap with the second pixel circuit; a third pixel electrode disposed in overlap with the third pixel circuit; and a connecting electrode disposed below the first pixel electrode, the second pixel electrode, and the third pixel electrode, wherein one end of the connecting electrode overlaps with the first pixel electrode and the other end overlaps with the second pixel electrode on a plane.

Inventors

• 김혁
• 백승수
• 정보용
• 김종희

Assignees

• 삼성디스플레이 주식회사

Dates

Publication Date

20260511

Application Date

20241101

Claims (20)

1. A pixel circuit set comprising a first pixel circuit, a second pixel circuit and a third pixel circuit; A first pixel electrode arranged in overlap with the first pixel circuit above; A second pixel electrode arranged in overlap with the above second pixel circuit; A third pixel electrode arranged in overlap with the above third pixel circuit; and A display panel comprising: a connecting electrode disposed below the first pixel electrode, the second pixel electrode, and the third pixel electrode, wherein one end of the connecting electrode overlaps the first pixel electrode and the other end overlaps the second pixel electrode on a plane.
2. In paragraph 1, A display panel further comprising: a bank layer disposed on the first pixel electrode, the second pixel electrode, and the third pixel electrode, and having a first opening overlapping with the first pixel electrode, a second opening overlapping with the second pixel electrode, and a third opening overlapping with the third pixel electrode.
3. In paragraph 2, A display panel in which the first opening is larger than the second opening and the third opening, and the second opening is smaller than the third opening.
4. In paragraph 2, The second pixel electrode comprises a first portion that overlaps with the second aperture and a second portion that is spaced apart from the first portion by a gap. A display panel in which the gap extends along a portion of the edge of the second opening in a plane.
5. In paragraph 4, The second part above includes a contact portion electrically connected to the second pixel circuit, and The above connecting electrode is a display panel that connects the first pixel electrode and the second part.
6. In paragraph 4, The second pixel electrode and the third pixel electrode are adjacent in a first direction, and A display panel in which the second pixel electrode includes a protrusion protruding in a second direction intersecting the first direction.
7. In paragraph 6, The above second part is a display panel including the above protrusion.
8. In paragraph 1, Each of the above-mentioned first pixel circuit, the above-mentioned second pixel circuit, and the above-mentioned third pixel circuit is, A first transistor comprising a gate connected to a first node, a first terminal connected to a driving voltage line, and a second terminal connected to a second node; A second transistor connected between one of the first data line, the second data line, and the third data line and the first node; A third transistor connected between the initialization-sensing line and the second node; and A display panel comprising a capacitor connected between the first node and the second node.
9. In paragraph 8, The second transistor of the first pixel circuit is connected to the first data line, and the second node of the first pixel circuit is connected to the first pixel electrode, and The second transistor of the second pixel circuit is connected to the second data line, and the second node of the second pixel circuit is connected to the second pixel electrode, and A display panel in which the third transistor of the third pixel circuit is connected to the third data line, and the second node of the third pixel circuit is connected to the third pixel electrode.
10. In paragraph 8, A display panel in which the second transistor of the second pixel circuit is connected to the first data line, and the second node of the second pixel circuit is connected to the first pixel electrode.
11. A pixel circuit set comprising a first pixel circuit, a second pixel circuit and a third pixel circuit; A first pixel electrode that overlaps with the first pixel circuit above; A second pixel electrode that overlaps with the second pixel circuit above; A third pixel electrode that overlaps with the above third pixel circuit; and A connecting electrode connecting the first pixel electrode and the second pixel electrode; is included, A display panel comprising a second pixel electrode including a first portion and a second portion that is spaced apart from the first portion by a gap and connected to the connecting electrode.
12. In Paragraph 11, A display panel further comprising: a bank layer disposed on the first pixel electrode, the second pixel electrode, and the third pixel electrode, and having a first opening overlapping with the first pixel electrode, a second opening overlapping with the second pixel electrode, and a third opening overlapping with the third pixel electrode.
13. In Paragraph 12, A display panel in which the first opening is larger than the second opening and the third opening, and the second opening is smaller than the third opening.
14. In Paragraph 12, A display panel in which the gap extends along a portion of the edge of the second opening in a plane.
15. In Paragraph 11, The above second part has a contact portion electrically connected to the above second pixel circuit, and The above connecting electrode is a display panel that connects the first pixel electrode and the second part.
16. In Paragraph 11, The second pixel electrode and the third pixel electrode are adjacent in a first direction, and A display panel in which the second pixel electrode includes a protrusion protruding in a second direction intersecting the first direction.
17. In Paragraph 16, The first part above is a display panel including the protrusion.
18. In Paragraph 16, The above second part is a display panel including the above protrusion.
19. Display panel; and A processor for driving the above-mentioned display panel; including, The above display panel is, A pixel circuit set comprising a first pixel circuit, a second pixel circuit and a third pixel circuit; A first pixel electrode arranged in overlap with the above first pixel circuit; A second pixel electrode arranged in overlap with the above second pixel circuit; A third pixel electrode arranged in overlap with the above third pixel circuit; and An electronic device comprising: a connecting electrode disposed below the first pixel electrode, the second pixel electrode, and the third pixel electrode, wherein one end of the connecting electrode overlaps the first pixel electrode and the other end overlaps the second pixel electrode in a plane.
20. Display panel; and A processor for driving the above-mentioned display panel; including, The above display panel is, A pixel circuit set comprising a first pixel circuit, a second pixel circuit and a third pixel circuit; A first pixel electrode that overlaps with the first pixel circuit above; A second pixel electrode that overlaps with the above second pixel circuit; A third pixel electrode that overlaps with the above third pixel circuit; and A connecting electrode connecting the first pixel electrode and the second pixel electrode; is included, An electronic device comprising a second pixel electrode including a first portion and a second portion that is spaced apart from the first portion by a gap and connected to the connecting electrode.

Description

Display panel and electronic device including the same The present invention relates to a display panel and an electronic device including the same. A display panel may include a plurality of pixels. Each pixel may include subpixels that emit light of different colors. Each subpixel may include a light-emitting element comprising a light-emitting layer and a pixel circuit for controlling the brightness of the light-emitting element. The pixel circuit may include thin-film transistors, capacitors, and wiring. Recently, display panels have become thinner and lighter, allowing them to be applied to various electronic devices. As such display panels are widely utilized, various types of display panels and electronic devices containing them are being designed. FIG. 1 is a schematic perspective view of an electronic device according to one embodiment of the present invention. FIG. 2 is a cross-sectional view schematically showing each subpixel of a display panel according to one embodiment of the present invention. Figure 3 shows each optical part of the color-converting-transmitting layer of Figure 2. FIG. 4 is an equivalent circuit diagram schematically illustrating a normal pixel according to one embodiment of the present invention. FIG. 5 is an equivalent circuit diagram schematically illustrating a repaired pixel according to one embodiment of the present invention. FIG. 6 is a plan view schematically illustrating a part of a display panel according to one embodiment of the present invention. FIG. 7 is a cross-sectional view schematically illustrating a cross-section along line I-I' of the display panel of FIG. 6. FIG. 8a is a plan view schematically illustrating a part of a display panel according to one embodiment of the present invention. FIG. 8b is a plan view illustrating the second pixel electrode shown in FIG. 8a. FIG. 9 is a cross-sectional view schematically illustrating a cross-section along the line II-II' of the display panel of FIG. 8a. FIG. 10 is a plan view schematically illustrating a part of a display panel according to one embodiment of the present invention. FIG. 11 is a cross-sectional view schematically illustrating a cross-section along the line III-III' of the display panel of FIG. 10. FIG. 12a is a plan view schematically illustrating a part of a display panel according to one embodiment of the present invention. FIG. 12b is a plan view illustrating the second pixel electrode shown in FIG. 12a. FIG. 13 is a plan view schematically illustrating a part of a display panel according to one embodiment of the present invention. FIG. 14 is a block diagram schematically illustrating 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 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, or/or cases where other membranes, regions, or components are interposed between them to form an indirect connection. For example, when it is stated that a membrane, region, or component, etc. is electrically connected in this specification, it indicates cases where the membrane, region, or component, etc. are directly electrically connected, and/or cases where other membranes, regions, or components are interposed between them to form an indirect electrical connection. In this specification, "A and/or B" indicate