KR-102962708-B1 - Display pane and electronic apparatus including the same

KR102962708B1KR 102962708 B1KR102962708 B1KR 102962708B1KR-102962708-B1

Abstract

One embodiment of the present invention discloses a display panel comprising a substrate, light-emitting diodes positioned on the substrate and arranged around a transparent region, a first insulating layer interposed between the substrate and the light-emitting diodes and including an opening that overlaps the transparent region, an encapsulating substrate covering the light-emitting diodes, a filling layer interposed between the substrate and the encapsulating substrate and located in the transparent region, and a second insulating layer positioned on the first insulating layer and including a groove that overlaps the filling layer, and an electronic device comprising the same.

Inventors

이원세
박옥경
김수경
장동현
전유진

Assignees

삼성디스플레이 주식회사

Dates

Publication Date: 20260508
Application Date: 20201117

Claims (20)

Substrate; Light-emitting diodes positioned on the substrate and arranged around a transmission region, --each of the light-emitting diodes comprises a first electrode, an intermediate layer on the first electrode, and a portion of a second electrode that covers the light-emitting diodes entirely-; Pixel circuits comprising transistors interposed between the substrate and the light-emitting diodes and electrically connected to the light-emitting diodes; An inorganic insulating layer disposed between the substrate and the gate electrodes of the transistors, or on the gate electrodes of the transistors, and including an opening that overlaps with a transmission region; Encapsulation substrate covering the above light-emitting diodes; A filling layer interposed between the substrate and the encapsulation substrate, positioned in the transparent region; and An organic insulating layer positioned on the inorganic insulating layer and disposed below the first electrode of each of the light-emitting diodes; comprising A display panel having an organic insulating layer having a depth smaller than the thickness of the organic insulating layer and including a groove superimposed on the filling layer.
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In paragraph 1, It further includes data lines electrically connected to the pixel circuits above, and At least one of the above data lines includes a bypass portion that bypasses the area around the transmission region, and The above bypass portion is a display panel located below the above groove.
In paragraph 3, A display panel further comprising a conductive layer overlapping the above-mentioned bypass portion, wherein the groove overlaps the conductive layer.
In paragraph 1, A display panel in which the difference in refractive index between at least one of the substrate and the encapsulation substrate and the filling layer is 0.4 or less.
In paragraph 1, A display panel comprising a silicone-based adhesive material in the above-mentioned filling layer.
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In paragraph 1, It further includes an upper insulating layer covering the edge of the first electrode of each of the light-emitting diodes, The upper insulating layer includes a first opening that overlaps the first electrode and a second opening that overlaps the transparent region, and A display panel in which the edge of the upper insulating layer defining the second opening is located closer to the light-emitting diodes than the groove.
In paragraph 8, A display panel further comprising auxiliary partitions disposed on both sides of the groove of the organic insulating layer.
In Paragraph 9, The above auxiliary partitions are a display panel comprising the same material as the upper insulating layer.
A display panel comprising a transparent area and a display area surrounding the transparent area; and A component positioned below the above-mentioned display panel and located in the above-mentioned transparent area; comprising, The above display panel is, Substrate; Light-emitting diodes positioned on the substrate and arranged around a transmission region, --each of the light-emitting diodes comprises a first electrode, an intermediate layer on the first electrode, and a portion of a second electrode that covers the light-emitting diodes entirely-; Pixel circuits comprising transistors interposed between the substrate and the light-emitting diodes and electrically connected to the light-emitting diodes; An inorganic insulating layer disposed between the substrate and the gate electrodes of the transistors, or on the gate electrodes of the transistors, and including an opening that overlaps with a transmission region; Encapsulation substrate covering the above light-emitting diodes; A filling layer interposed between the substrate and the encapsulation substrate, positioned in the transparent region; and An organic insulating layer positioned on the inorganic insulating layer and disposed below the first electrode of each of the light-emitting diodes; comprising An electronic device in which the organic insulating layer has a depth smaller than the thickness of the organic insulating layer and includes a groove superimposed on the filling layer.
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In Paragraph 11, The above display panel further includes data lines electrically connected to the light-emitting diodes, and At least one of the above data lines includes a bypass portion that bypasses the area around the transmission region, and The above bypass portion is an electronic device located below the above groove.
In Paragraph 13, The above display panel further includes a conductive layer overlapping the bypass portion, and the groove overlaps the conductive layer, an electronic device.
In Paragraph 11, The above-mentioned filling layer comprises a silicone-based adhesive material, in an electronic device.
In Paragraph 11, The electronic device, wherein the display panel further comprises an upper insulating layer covering the edge of the first electrode of each of the light-emitting diodes.
In Paragraph 16, The electronic device, wherein the above display panel further comprises auxiliary partitions disposed on both sides of the groove of the organic insulating layer.
In Paragraph 17, An electronic device, wherein the upper insulating layer includes a second opening that overlaps the transparent area, and the edge of the upper insulating layer defining the second opening is closer to the display area than the auxiliary partitions.
In Paragraph 17, An electronic device in which the groove and the auxiliary partitions are in the shape of a closed loop surrounding the permeable area on a plane.
In Paragraph 11, The above component is an electronic device including a sensor or a camera.

Description

Display panel and electronic apparatus including the same Embodiments of the present invention relate to a display panel and an electronic device for the display panel. Recently, display panels have become more diverse in their applications. In addition, there is a trend of display panels becoming thinner and lighter, expanding their range of use. As the display area within display panels expands, various functions integrated or linked to the panels are being added. As a means to add diverse functions while expanding the area, research is continuing to utilize a portion of the display area for functions other than image display. FIG. 1 is a schematic perspective view of an electronic device according to one embodiment of the present invention. FIG. 2 is a simplified cross-sectional view of a display panel according to one embodiment, and is a cross-sectional view along the line I-I' of FIG. 1. FIG. 3 is a schematic plan view of a display panel according to one embodiment of the present invention. Figure 4 shows an equivalent circuit connected to one of the light-emitting diodes of a display panel. FIG. 5 is a plan view showing a part of a display panel according to one embodiment of the present invention. FIG. 6 is a cross-sectional view schematically showing a display panel according to one embodiment of the present invention. Figure 7 is an enlarged cross-sectional view of a part of the intermediate region of Figure 6. FIG. 8 is a cross-sectional view schematically showing a display panel according to one embodiment of the present invention. Figure 9 is a plan view showing the filling layer, groove, and auxiliary bulkhead of Figure 8. 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 more other features or components may be added. In the following embodiments, 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 directly on top of another part, but also cases where another film, region, or component is interposed in between. In the drawings, the size of components may be exaggerated or reduced for convenience of explanation. For example, the size and thickness of each component shown in the drawings are depicted arbitrarily for convenience of explanation, so the present invention is not necessarily limited to what is illustrated. Where an embodiment can be implemented differently, a specific process sequence may be performed differently from the order described. For example, two processes described consecutively may be performed substantially simultaneously or proceed in the reverse order of the description. In the following embodiments, when it is stated that a membrane, region, component, etc. is connected, it includes not only cases where the membrane, region, or component is directly connected, but also cases where other membranes, regions, or components are interposed between them to form an indirect connection. For example, when it is stated in this specification that a membrane, region, component, etc. is electrically connected, it includes not only cases where the membrane, region, or component, etc. are directly electrically connected, but also cases where other membranes, regions, or components are interposed between them to form an indirect electrical connection. In this specification, "A and/or B" indicates the case where it is A, B, or both A and B. In this specification, "at least one of A and B" indicates the case where it is A, B, or both A and B. FIG. 1 is a schematic perspective view of an electronic device according to one embodiment of the present invention. Referring to FIG. 1, the electronic device (1) is a device for displaying video or still images and can be used as a display