Display panel and display apparatus including the same

Patent metadata

Field	Value
Publication number	US-12592179-B2
Application number	US-202418414930-A
Country	US
Kind code	B2
Filing date	Jan 17, 2024
Priority date	Dec 24, 2019
Publication date	Mar 31, 2026
Grant date	Mar 31, 2026

Abstract

A display panel includes a main display area, and a component area including a transmission area. The display panel includes a substrate including a groove disposed in the transmission area in a depth direction of the substrate; main display elements disposed above the substrate in the main display area; main pixel circuits electrically connected to the main display elements; and auxiliary display elements disposed above the substrate in the component area; and auxiliary pixel circuits electrically connected to the auxiliary display elements.

First claim

What is claimed is:

1 . A display panel comprising:
a substrate including a main display area and a component area, the component area including a transmission area; main display elements disposed on the substrate in the main display area, the main display elements arranged in a pentile matrix structure; main pixel circuits electrically connected to the main display elements; auxiliary display elements disposed on the substrate in the component area, the auxiliary display elements arranged in a pentile matrix structure; auxiliary pixel circuits electrically connected to the auxiliary display elements; a transparent electrode layer disposed on the substrate in the component area connecting one of the auxiliary pixel circuits to one of the auxiliary display elements; a thin-film encapsulation layer disposed over the main display elements and the auxiliary display elements and comprising a first inorganic encapsulation layer, an organic encapsulation layer, and a second inorganic encapsulation layer; a touch buffer layer directly disposed on the thin-film encapsulation layer; and a touch electrode having a mesh structure disposed on the touch buffer layer, wherein at least one of light emitting areas of the auxiliary display elements does not overlap with the auxiliary pixel circuits in a plan view, wherein the touch electrode has a hole in the component area, and wherein the hole of the touch electrode in the component area does not include any mesh structure of the touch electrode.

2 . The display panel of claim 1 , wherein
the main display elements include at least four main subpixels comprising a red main subpixel, a blue main subpixel and two green main subpixels, the red main subpixel and the blue main subpixel are arranged on a first row, the two green main subpixels are arranged on a second row, the auxiliary display elements include at least four auxiliary subpixels comprising a red auxiliary subpixel, a blue auxiliary subpixel and two green auxiliary subpixels, the red auxiliary subpixel and the blue auxiliary subpixel are arranged on the first row, and the two green auxiliary subpixels are arranged on the second row.

3 . The display panel of claim 2 , wherein
the four main subpixels are arranged at four vertexes of a virtual main parallelogram, and the four auxiliary subpixels are arranged at four vertexes of a virtual auxiliary parallelogram, and wherein the component area and the main display area have a same resolution and a same pixel arrangement.

4 . The display panel of claim 3 , wherein a resolution of the main display area is about 400 pixels per inch.

5 . The display panel of claim 1 , wherein each of the auxiliary display elements and each of the main display elements are an organic light-emitting diode, the organic light-emitting diode includes a stack of a pixel electrode, an emission layer, and an opposite electrode.

6 . The display panel of claim 1 , further comprising:
a camera below the component area of the substrate.

7 . The display panel of claim 1 , wherein the main display elements include at least four main subpixels comprising a red main subpixel, a blue main subpixel and two green main subpixels,
the red main subpixel and the blue main subpixel are arranged on a first row, the two green main subpixels are arranged on a second row, the auxiliary display elements include at least four auxiliary subpixels comprising a red auxiliary subpixel, a blue auxiliary subpixel and two green auxiliary subpixels, the red auxiliary subpixel and the blue auxiliary subpixel are arranged on the first row, and wherein the four main subpixels are arranged at four vertexes of a virtual main parallelogram.

8 . The display panel of claim 7 , wherein a resolution of the main display area is about 400 pixels per inch.

9 . The display panel of claim 7 , wherein a resolution of the component area is ½ of a resolution of the main display area.

10 . The display panel of claim 9 , further comprising:
a camera below the component area of the substrate.

11 . An electronic device comprising:
a lower cover having a first component area; a display panel disposed on the lower cover, the display panel comprising a main display area and a second component area, the second component area including a transmission area; a second component disposed between the display panel and the lower cover in the second component area; a bracket between the display panel and the lower cover; a main circuit board including a main processor; a battery below the bracket; a first component disposed in the lower cover in the first component area; main display elements disposed in the main display area, the main display elements arranged in a pentile matrix structure; main pixel circuits electrically connected to the main display elements; auxiliary display elements disposed in the second component area, the auxiliary display elements arranged in a pentile matrix structure; auxiliary pixel circuits electrically connected to the auxiliary display elements; transparent electrode layers disposed in the second component area and connecting the auxiliary pixel circuits to the auxiliary display elements; a thin-film encapsulation layer disposed over the main display elements and the auxiliary display elements and comprising a first inorganic encapsulation layer, an organic encapsulation layer, and a second inorganic encapsulation layer; a touch buffer layer directly disposed on the thin-film encapsulation layer; and a touch electrode having a mesh structure disposed on the touch buffer layer; wherein at least one of light emitting areas of the auxiliary display elements does not overlap with the auxiliary pixel circuits in a plan view, and wherein the touch electrode has a hole in the second component area, and wherein the hole of the touch electrode in the second component area does not include any mesh structure of the touch electrode.

12 . The electronic device of claim 11 , wherein
the main display elements include at least four main subpixels comprising a red main subpixel, a blue main subpixel and two green main subpixels, the red main subpixel and the blue main subpixel are arranged on a first row, the two green main subpixels are arranged on a second row, the auxiliary display elements include at least four auxiliary subpixels comprising a red auxiliary subpixel, a blue auxiliary subpixel and two green auxiliary subpixels, the red auxiliary subpixel and the blue auxiliary subpixel are arranged on the first row, and the two green auxiliary subpixels are arranged on the second row.

13 . The electronic device of claim 12 , wherein
the four main subpixels are arranged at four vertexes of a virtual main parallelogram, and the four auxiliary subpixels are arranged at four vertexes of a virtual auxiliary parallelogram, and wherein the second component area and the main display area have a same resolution and a same pixel arrangement.

14 . The electronic device of claim 13 , wherein a resolution of the main display area is about 400 pixels per inch.

15 . The electronic device of claim 11 , wherein each of the auxiliary display elements and each of the main display elements are an organic light-emitting diode, the organic light-emitting diode includes a stack of a pixel electrode, an emission layer, and an opposite electrode.

16 . The electronic device of claim 11 , wherein the first component is a first camera, and
wherein the second component is a second camera.

17 . The electronic device o

Assignees

• Samsung Display Co Ltd

Inventors

• BOK Seunglyong
• Jeon Yongje
• Kim Songi
• Park Okkyung
• Son Youngran
• Lee Dongho
• Lee Seunghoon

Classifications

• H10K59/12

  Active-matrix OLED [AMOLED] displays · CPC title

• H10K59/879

  comprising refractive means, e.g. lenses · CPC title

• H10K59/8722

  Peripheral sealing arrangements, e.g. adhesives, sealants · CPC title

• H10K77/111

  Flexible substrates · CPC title

• H10K59/125

  including organic TFTs [OTFT] · CPC title