Electronic panel and electronic apparatus including the same

Patent metadata

Field	Value
Publication number	US-11348989-B2
Application number	US-202016909032-A
Country	US
Kind code	B2
Filing date	Jun 23, 2020
Priority date	Aug 19, 2019
Publication date	May 31, 2022
Grant date	May 31, 2022

Abstract

An electronic panel including: a base substrate including a first area and a second area, wherein the first area includes a module area and a display area adjacent to the module area; a display element layer including a plurality of display elements, wherein the plurality of display elements overlaps the first area; an encapsulation layer configured to cover the display elements; sensing patterns overlapping the first area and disposed on the encapsulation layer; a crack sensing pattern overlapping the module area and disposed on the encapsulation layer; an auxiliary pattern overlapping the module area and disposed on the encapsulation layer, wherein the auxiliary pattern has a shape that extends along an edge of the crack sensing pattern and extends between the sensing patterns and the crack sensing pattern; and a signal line disposed on the encapsulation layer to electrically connect the crack sensing pattern to the auxiliary pattern.

First claim

What is claimed is:

1. An electronic panel comprising:
a base substrate comprising a first area and a second area adjacent to the first area, wherein the first area comprises a module area and a display area adjacent to the module area;
a display element layer comprising a plurality of display elements, wherein the plurality of display elements overlaps the display area and are disposed on the base substrate;
an encapsulation layer configured to cover the display elements and disposed on the base substrate;
sensing patterns overlapping the display area and disposed on the encapsulation layer;
a crack sensing pattern overlapping the module area and disposed on the encapsulation layer;
an auxiliary pattern overlapping the module area and disposed on the encapsulation layer, wherein the auxiliary pattern has a shape that extends along an edge of the crack sensing pattern and extends between the sensing patterns and the crack sensing pattern; and
a signal line disposed on the encapsulation layer to electrically connect the crack sensing pattern to the auxiliary pattern.

2. The electronic panel of claim 1 , wherein the signal line comprises:
a first detection line part comprising a first main line and a first connection line configured to connect the first main line to a first end of the crack sensing pattern, wherein the first main line overlaps the second area;
a second detection line part comprising a second main line and a second connection line configured to connect the second main line to a first end of the auxiliary pattern, wherein the second main line is connected to a second end of the crack sensing pattern; and
a third direction line part comprising a third main line connected to a second end of the auxiliary pattern.

3. The electronic panel of claim 2 , wherein the first main line, the second main line, and the third main line are spaced apart from each other in a plan view.

4. The electronic panel of claim 3 , wherein the crack sensing pattern has a curved shape.

5. The electronic panel of claim 2 , further comprising:
a first pad part comprising a first output pad and a first input pad connected to a first end of the second main line, wherein the first output pad is connected to a first end of the first main line; and
a second pad part comprising a second output pad and a second input pad connected to one end of the third main line, wherein the second output pad is connected to a second end of the first main line.

6. The electronic panel of claim 5 , wherein a first detection signal inputted to the first input pad is transmitted to the second end of the crack sensing pattern through the second main line, and the first detection signal is transmitted from the second end of the crack sensing pattern to the first end of the crack sensing pattern, and
wherein the first detection signal is transmitted from the first end of the crack sensing pattern to the first output pad and the second output pad through the first connection line and the first main line.

7. The electronic panel of claim 6 , wherein a second detection signal inputted to the second input pad is transmitted to the second end of the auxiliary pattern through the third main line, and the second detection signal is transmitted from the second end of the auxiliary pattern to the first end of the auxiliary pattern,
wherein the second detection signal is transmitted from the first end of the auxiliary pattern to the second end of the crack sensing pattern through the second connection line and the second main line, and
wherein the second detection signal is transmitted from the second end of the crack sensing pattern to the first output pad and the second output pad through the first connection line and the first main line.

8. The electronic panel of claim 5 , wherein the second end of the second main line is connected to the second end of the crack sensing pattern, and
the second end of the third main line is connected to the second end of the auxiliary pattern.

9. The electronic panel of claim 2 , wherein the display area surrounds the module area, and
each of the sensing patterns and the auxiliary pattern is provided as a mesh pattern.

10. The electronic panel of claim 2 , wherein each of the second main line and the third main line comprises a first portion overlapping the second area and a second portion overlapping the display area.

11. The electronic panel of claim 2 , wherein the signal line further comprises a plurality of sensing signal lines spaced apart from the first to third detection line parts and respectively connected to the sensing patterns.

12. The electronic panel of claim 1 , wherein each of the sensing patterns, the crack sensing pattern, the auxiliary pattern, and the signal line is directly disposed on the encapsulation layer.

13. The electronic panel of claim 1 , further comprising a hole provided in the module area to pass through the electronic panel,
wherein the crack sensing pattern extends along an edge of the hole.

14. The electronic panel of claim 13 , wherein a first distance between the crack sensing pattern and a center of the hole is less than a second distance between the auxiliary pattern and the center of the hole.

15. The electronic panel of claim 13 , wherein the crack sensing pattern comprises:
a first extension part extending along an edge of the hole;
a second extension part disposed farther from a center of the hole when compared to the first extension part and is spaced apart from the first extension part to extend along an edge of the first extension part; and
a connection part configured to connect the first extension part to the second extension part.

16. The electronic panel of claim 1 , wherein the display area is an area on which an image is displayed, and
the module area and the second area are a non-display area on which the image is not displayed.

17. An electronic apparatus comprising:
an electronic panel configured to display an image and sense an external input; and
an electronic module disposed to overlap the electronic panel,
wherein the electronic panel comprises:
a base substrate comprising a module area, an active area, and a peripheral area that is adjacent to the active area, wherein the module area includes a through-hole, and wherein the active area surrounds the module area;
sensing patterns overlapping the active area and disposed on the base substrate;
a crack sensing pattern overlapping the module area and disposed on the base substrate, wherein the crack sensing patterning has a curved shape extending along an edge of the through-hole;
an auxiliary pattern overlapping the module area and disposed on the base substrate, wherein the auxiliary pattern extends along an edge of the crack sensing pattern and extends between the sensing patterns and the crack sensing pattern; and
a signal line configured to electrically connect the crack sensing pattern to the auxiliary pattern.

18. The electronic apparatus of claim 17 , wherein the sensing patterns, the crack sensing pattern, the auxiliary pattern, and the signal line are disposed on a same layer as each other.

19. The electronic apparatus of claim 17 , wherein the sensing patterns, the crack sensing pattern, the auxiliary pattern, and the signal line are disposed on the base substrate through a one-time process using a same material.

20. The electronic apparatus of claim 17 , further comprising:
a first detection line part comprising a first main line and a first connection line configured to c

Assignees

• Samsung Display Co Ltd

Inventors

• Lee Kwangsae
• Ka Ji-Hyun
• Eom Kimyeong

Classifications

• Y02E10/549

  Organic PV cells · CPC title

• H10K77/10

  Substrates, e.g. flexible substrates · CPC title

• H10K59/123

  Connection of the pixel electrodes to the thin film transistors [TFT] · CPC title

• H10K59/122

  Pixel-defining structures or layers, e.g. banks · CPC title

• H10K59/131 Primary

  Interconnections, e.g. wiring lines or terminals · CPC title