CN-122003029-A - Display device and electronic device

Abstract

Disclosed are a display device and an electronic device, wherein the display device includes a display region having a plurality of sub-pixels, a plurality of pad electrodes located in a peripheral region outside the display region, a first organic insulating layer including an opening overlapping the plurality of pad electrodes, and an integrated circuit overlapping the plurality of pad electrodes and electrically connected to the plurality of pad electrodes, wherein a distance between an edge of the first organic insulating layer defining the opening and an edge of the integrated circuit is 40 micrometers ([ mu ] m) or more.

Inventors

• LI DONGYE
• JIN XIZHEN
• JIN QITAI
• SHEN ZHUXUAN

Assignees

• 三星显示有限公司

Dates

Publication Date

20260508

Application Date

20211209

Priority Date

20201211

Claims (20)

1. 1. A display device, comprising: A display area in which a plurality of sub-pixels are arranged; a plurality of pad electrodes located in a peripheral region outside the display region; A first organic insulating layer having an opening overlapping the plurality of pad electrodes; An integrated circuit overlapping the plurality of pad electrodes and electrically connected to the plurality of pad electrodes, wherein an edge of the first organic insulating layer defining the opening is spaced apart from an edge of the integrated circuit by a first distance; a second organic insulating layer on an upper surface of the first organic insulating layer, wherein the second organic insulating layer overlaps a side surface of the first organic insulating layer including the edge of the first organic insulating layer, and the second organic insulating layer extends onto a lower insulating layer located under the first organic insulating layer and beyond the edge of the first organic insulating layer; a plurality of data lines passing through the display region, and And a plurality of connection lines electrically connecting the plurality of data lines to the plurality of pad electrodes.
2. 2. The display device of claim 1, wherein an upper surface of the second organic insulating layer comprises a stepped structure above the upper surface of the first organic insulating layer.
3. 3. The display device according to claim 1, wherein the second organic insulating layer comprises: a first portion overlapping with a first portion of the upper surface of the first organic insulating layer and having a first thickness, and A second portion integrally bonded to the first portion of the second organic insulating layer and overlapping with a second portion of the upper surface of the first organic insulating layer and the side surface of the first organic insulating layer, wherein the second portion of the second organic insulating layer has a second thickness that is less than the first thickness.
4. 4. A display device according to claim 3, wherein the second portion of the second organic insulating layer extends onto the lower insulating layer, wherein an edge of the second portion of the second organic insulating layer is spaced apart from the edge of the integrated circuit.
5. 5. The display device according to claim 1, wherein the second organic insulating layer is in direct contact with the upper surface of the first organic insulating layer, the side surface of the first organic insulating layer, and a portion of an upper surface of the lower insulating layer.
6. 6. The display device according to claim 1, wherein the lower insulating layer comprises an inorganic insulating material.
7. 7. The display device according to claim 1, wherein the display device further comprises a touch input layer disposed in the display region and comprising a touch insulating layer and a plurality of touch electrodes, Wherein the touch insulating layer extends to the peripheral region and overlaps the second organic insulating layer.
8. 8. The display device of claim 7, wherein an edge of the touch insulating layer is located above an upper surface of the second organic insulating layer.
9. 9. The display device of claim 1, wherein the first distance is 80 microns or less.
10. 10. A display device, comprising: a plurality of light emitting diodes in the display region, the plurality of light emitting diodes electrically connected to the plurality of transistors; a plurality of pad electrodes located in a peripheral region outside the display region; A first organic insulating layer interposed between the plurality of transistors and the plurality of light emitting diodes in the display region, and having an opening overlapping the plurality of pad electrodes in the peripheral region; An integrated circuit overlapping the plurality of pad electrodes and electrically connected to the plurality of pad electrodes, wherein an edge of the first organic insulating layer defining the opening is spaced apart from an edge of the integrated circuit by a first distance; A second organic insulating layer interposed between the first organic insulating layer and the plurality of light emitting diodes in the display region, and overlapping an upper surface of the first organic insulating layer and a side surface of the first organic insulating layer including the edge of the first organic insulating layer in the peripheral region; a plurality of data lines passing through the display region, and And a plurality of connection lines electrically connecting the plurality of data lines to the plurality of pad electrodes.
11. 11. The display device according to claim 10, wherein in the peripheral region, an upper surface of the second organic insulating layer includes a step structure located above the upper surface of the first organic insulating layer.
12. 12. The display device according to claim 10, wherein the second organic insulating layer comprises: a first portion overlapping a first portion of the upper surface of the first organic insulating layer and having a first thickness; A second portion integrally bonded to the first portion of the second organic insulating layer and overlapping with a second portion of the upper surface of the first organic insulating layer and the side surface of the first organic insulating layer, wherein the second portion of the second organic insulating layer has a second thickness that is less than the first thickness.
13. 13. The display device of claim 12, wherein the second portion of the second organic insulating layer extends onto a lower insulating layer located below the first organic insulating layer, wherein an edge of the second portion of the second organic insulating layer is spaced apart from an edge of the integrated circuit.
14. 14. The display device according to claim 13, wherein the lower insulating layer comprises an inorganic insulating material.
15. 15. The display device according to claim 10, wherein in the peripheral region, the second organic insulating layer is in direct contact with the upper surface of the first organic insulating layer and the side surface of the first organic insulating layer.
16. 16. The display device according to claim 10, wherein the display device further comprises a touch input layer disposed in the display region and comprising a touch insulating layer and a plurality of touch electrodes, Wherein the touch insulating layer extends to the peripheral region and overlaps the second organic insulating layer.
17. 17. A display device, comprising: a plurality of light emitting diodes in the display region, the plurality of light emitting diodes electrically connected to the plurality of transistors; a plurality of pad electrodes located in a peripheral region outside the display region; A first organic insulating layer interposed between the plurality of transistors and the plurality of light emitting diodes in the display region, and having an opening overlapping the plurality of pad electrodes in the peripheral region; An integrated circuit overlapping and electrically connected to the plurality of pad electrodes, wherein an edge of the first organic insulating layer defining the opening is spaced apart from an edge of the integrated circuit; A second organic insulating layer interposed between the first organic insulating layer and the plurality of light emitting diodes in the display region, and overlapping an upper surface of the first organic insulating layer and a side surface of the first organic insulating layer including the edge of the first organic insulating layer in the peripheral region, and extending onto a lower insulating layer located under the first organic insulating layer and beyond the edge of the first organic insulating layer; a plurality of data lines passing through the display region, and And a plurality of connection lines electrically connecting the plurality of data lines to the plurality of pad electrodes.
18. 18. The display device according to claim 17, wherein the lower insulating layer comprises an inorganic insulating material.
19. 19. The display device according to claim 17, wherein the second organic insulating layer comprises: A first portion overlapping the upper surface of the first organic insulating layer and having a first thickness; A second portion integrally bonded to the first portion of the second organic insulating layer and overlapping a portion of the side surface of the first organic insulating layer and an upper surface of the lower insulating layer, wherein the second portion of the second organic insulating layer has a second thickness less than the first thickness.
20. 20. The display device according to claim 19, wherein the second portion of the second organic insulating layer extends onto a portion of the upper surface of the first organic insulating layer, and a combined portion of the first portion of the second organic insulating layer and the second portion of the second organic insulating layer has a stepped structure.

Description

Display device and electronic device The application is a divisional application, and the main application of the divisional application is an application patent application with the application date of 2021, 12, 9, the application number of 202111496418.2 and the name of display device. Cross Reference to Related Applications The present application claims priority and rights of korean patent application No. 10-2020-0173682 filed on 11 months 12 in 2020, which is incorporated herein by reference in its entirety. Technical Field Aspects of one or more embodiments relate to a display device. Background Recently, display panels have been used for various purposes. Also, as the thickness and weight of the display panel have been reduced, the application range of the display panel has been increased. As the area occupied by the display area in the display panel increases, the elements may be positioned in a relatively narrow peripheral area. When cracks occur according to the arrangement of the elements, the reliability of the display device may be reduced, or degradation of display quality may occur due to the cracks. The above information disclosed in this background section is only for enhancement of understanding of the background and, therefore, the information discussed in this background section does not necessarily form the prior art. Disclosure of Invention Aspects of one or more embodiments include a display device having relatively improved reliability and relatively improved display quality. Additional aspects will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the provided embodiments. According to one or more embodiments, a display device includes a display region having a plurality of sub-pixels, a plurality of pad electrodes located in a peripheral region outside the display region, a first organic insulating layer including an opening overlapping the plurality of pad electrodes, and an integrated circuit overlapping the plurality of pad electrodes and electrically connected to the plurality of pad electrodes, wherein a distance between an edge of the first organic insulating layer defining the opening and an edge of the integrated circuit is about 40 μm or more. According to some embodiments, the display device may further include a second organic insulating layer on the first organic insulating layer, wherein the second organic insulating layer extends beyond the edge of the first organic insulating layer to overlap a portion of the integrated circuit. According to some embodiments, the second organic insulating layer may include a first portion overlapping the first organic insulating layer, and a second portion extending beyond the edge of the first organic insulating layer to overlap the portion of the integrated circuit, wherein a thickness of the second portion is less than a thickness of the first portion. According to some embodiments, the second organic insulating layer may include a connection portion between the first portion and the second portion, the connection portion of the second organic insulating layer including a step portion, wherein the step portion may be located on a top surface of the first organic insulating layer. According to some embodiments, the distance may be in the range from about 40 μm to about 80 μm. According to some embodiments, the display device may further include a plurality of data lines passing through the display region, and a plurality of connection lines electrically connecting the plurality of data lines to the plurality of pad electrodes. According to some embodiments, some of the plurality of connection lines may overlap the opening of the first organic insulating layer. According to some embodiments, the display device may further include a touch input layer including a plurality of touch electrodes and a touch insulation layer located in the display region, wherein the touch insulation layer overlaps the second organic insulation layer. According to some embodiments, the touch insulating layer may overlap the second portion of the second organic insulating layer. According to some embodiments, the touch insulation layer may include at least one of an organic insulation material and an inorganic insulation material. According to some embodiments, the plurality of sub-pixels may emit light by using a light emitting diode on a substrate, wherein a portion of the first organic insulating layer is located between the substrate and the light emitting diode. According to one or more embodiments, a display device includes a display region having a plurality of sub-pixels, a plurality of signal lines in the display region, a plurality of pad electrodes in a peripheral region outside the display region and electrically connected to the plurality of signal lines, a first organic insulating layer including an opening overlapping the plurality of pad electrodes, a se