Display panel and display device

Patent metadata

Field	Value
Publication number	US-12364142-B2
Application number	US-202318110897-A
Country	US
Kind code	B2
Filing date	Feb 17, 2023
Priority date	Sep 21, 2022
Publication date	Jul 15, 2025
Grant date	Jul 15, 2025

Abstract

A display panel and a display device are provided. The display panel includes a first display region, a first optical component region, and a second optical component region. The first optical component region and the second optical component region are arranged along a first direction. The first display region at least partially surrounds the first optical component region and the second optical component region. The first display region includes first signal lines extending along the first direction. Each of some first signal lines includes a first line segment and a second line segment. The first line segment and the second line segment are electrically connected through a first connection line; and at least a portion of line segments of the first connection line is arranged in layers different from the first line segment and the second line segment.

First claim

What is claimed is:

1. A display panel, comprising a first display region, a first optical component region, and a second optical component region, wherein:
the first optical component region and the second optical component region are arranged along a first direction;
the first display region at least partially surrounds the first optical component region and the second optical component region;
the first display region includes a plurality of first signal lines extending along the first direction;
among at least part of the plurality of first signal lines, each first signal line includes a first line segment and a second line segment;
the first line segment is located between the first optical component region and the second optical component region;
the second line segment is located on a side of the first optical component region away from the second optic zone and/or a side of the second optical component region away from the first optical component region;
the first line segment and the second line segment are electrically connected through a first connection line; and
at least a portion of line segments of the first connection line is arranged in layers different from the first line segment and the second line segment.

2. The display panel according to claim 1 , wherein:
the first connection line includes a first connection segment and a second connection segment;
the first connection segment extends along the first direction and the second connection segment extends along a second direction, wherein the first direction intersects with the second direction; and
the first line segment and the second line segment are electrically connected through the second connection segment and the first connection segment.

3. The display panel according to claim 2 , wherein:
the first connection line includes one first connection segment and at least two second connection segments corresponding to the first connection segment; and
the first line segment and the second line segment are respectively electrically connected with the same first connection segment through different second connection segments.

4. The display panel according to claim 3 , wherein:
a same first line segment is electrically connected to the first connection segment through at least two second connection segments.

5. The display panel according to claim 2 , wherein:
the first connection line includes a plurality of first connection segments and a plurality of the second connection segments;
first line segments are respectively connected to first ends of different first connection segments through different second connection segments; and
second ends of different first connection segments are electrically connected to different second line segments.

6. The display panel according to claim 2 , wherein:
some of the first connection segments are located at a first side of the first optical component region and the second optical component region along the second direction, and some of the first connection segments are located at a second side of the first optical component region and the second optical component zone along the second direction, wherein the first side and the second side are opposite.

7. The display panel according to claim 6 , wherein:
first connection segments corresponding to different first signal lines are disposed in a same layer, second connection segments corresponding to different first signal lines are disposed in a same layer, and the first connection segments and the second connection segments are disposed in different layers.

8. The display panel according to claim 1 , wherein:
the second line segment includes a second line segment A and a second line segment B;
the second line segment A is located on the side of the first optical component region away from the second optical component region, and the second line segment B is located at the side of the second optical component region away from the first optical component region;
the first line segment is only electrically connected to one of the second line segment A and the second line segment B;
the display panel further includes a plurality of shift registers; and
the second line segment A and the second line segment B are respectively connected to different shift registers of the plurality of shift registers.

9. The display panel according to claim 8 , wherein:
the first display region includes a first edge and a second edge opposite along a first direction;
the first edge is located on the side of the first optical component region away from the second optical component region, and the second edge is located on the side of the second optical component region away from the first optical component region;
a distance between the first edge and a side of the first optical component region close to the second optical component region is D 11 , and a distance between the second edge and a side of the second optical component region close to the first optical component region is D 12 , wherein, D 11 >D 12 ; and
the first line segment is only electrically connected with the second line segment A.

10. The display panel according to claim 1 , wherein:
the second line segment includes a second line segment A and a second line segment B;
the second line segment A is located on the side of the first optical component region away from the second optical component region, and the second line segment B is located at the side of the second optical component region away from the first optical component region;
a first end of the first line segment is electrically connected to one of the second line segment A and the second line segment B through the first connection line, and a second end the first line segment is electrically connected to another one of the second line segment A and the second line segment B through a first winding line; and
the first winding line and the first line segment are disposed in a same layer.

11. The display panel according to claim 10 , wherein:
a width of the first optical component region is larger than a width of the second optical component region along a second direction, wherein the second direction intersects the first direction; and
the first line segment is electrically connected to the second line segment A through the first connection line, and is electrically connected to the second line segment B through the first winding line.

12. The display panel according to claim 1 , further comprising a fixed voltage signal line, wherein:
along a thickness direction of the display panel, at least a portion of line segments of the first connection line overlaps the fixed voltage signal line.

13. The display panel according to claim 1 , wherein:
the first display region further includes second signal lines extending along a second direction, wherein the second direction intersects the first direction;
among some of the second signal lines, each second signal line includes a third line segment and a fourth line segment;
the third line segment is located at a first side of the first optical component zone and the second optical component zone along a second direction;
the fourth line segment is located at a second side of the first optical component zone and the second optical component zone along the second direction;
the third line segment and the fourth line segment are electrically connected by a second connection line; and
at least a portion of line segments of the second connection line is disposed in a layer different from the third line segment and the fourth line segment.

14. The display panel according to claim

Assignees

• Wuhan Tianma Micro Electronics Co Ltd

Inventors

• Ma Yangzhao
• Dai Hao

Classifications

• H10K59/131 Primary

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

• H10K59/65 Primary

  OLEDs integrated with inorganic image sensors · CPC title

• G09F9/335 Primary

  being organic light emitting diodes [OLED] · CPC title