IP Library › Granted Patent US 12684971
Granted Patent B2
US 12684971 · App. 18/234,485 · Granted Jul 14, 2026

Display panel and display device with electrode connection structure in non-display area

Inventors: Qibing Wei (Wuhan, CN); Peng Zhang (Wuhan, CN); Qingxia Wang (Wuhan, CN)
Assignees: Wuhan Tianma Micro-Electronics Co., Ltd.; Wuhan Tianma Micro-Electronics Co., Ltd. Shanghai Branch
H10K59/131H10K59/10H10K59/179
View Patent ↗
Loading inventors, assignments & file history…
Monitor This Case
Get email alerts when status or documents change.
Order Certified Copies
Most orders are placed with the USPTO same day — all within 24 business hours.
Order via The Patent Place →
Pre-filled with this patent's details
Quick Facts
Patent No.
US 12684971
App. No.
18/234,485
Filed
Aug 16, 2023
Granted
Jul 14, 2026
Kind
B2
Examiner
LEE, CHEUNG
Art Unit
2812
USPC
257/91
Abstract

Display panel and display device are provided. The display panel includes: a non-display area including a first non-display area and a second non-display area oppositely arranged along a first direction, and a third non-display area and a fourth non-display area oppositely arranged along a second direction, the first direction intersecting the second direction; a first electrode connection structure at least in the third non-display area and/or the fourth non-display area; and a first area running through the display panel along the first direction, and the first electrode connection structure being outside the first area.

Claims (78)

1 . A display panel, comprising:

a non-display area including a first non-display area and a second non-display area oppositely arranged along a first direction, and a third non-display area and a fourth non-display area oppositely arranged along a second direction, the first direction intersecting the second direction;

a first electrode connection structure at least in the third non-display area and/or the fourth non-display area;

a first area running through the display panel along the first direction, and the first electrode connection structure being outside the first area; and

a display area, and a first electrode in the display area and at least part of the non-display area, wherein the first electrode connection structure includes a plurality of sub-first electrode connection structures, and the first electrode connection structure is configured to transmit electrical signals to the first electrode.

2 . The display panel according to claim 1 , wherein the non-display area includes corner areas, and the first electrode connection structure is at least partially in the corner areas.

3 . The display panel according to claim 1 , wherein the non-display area includes corner areas and a second area connecting two corner areas, and the first electrode connection structure runs through the second area.

4 . The display panel according to claim 1 , wherein:

the display area includes first electrode signal lines electrically connected to the first electrode connection structure.

5 . The display panel according to claim 4 , wherein at least two first electrode signal lines are electrically connected to the first electrode connection structure.

6 . A display panel, comprising:

a non-display area including a first non-display area and a second non-display area oppositely arranged along a first direction, and a third non-display area and a fourth non-display area oppositely arranged along a second direction, the first direction intersecting the second direction;

a first electrode connection structure at least in the third non-display area and/or the fourth non-display area;

a first area running through the display panel along the first direction, and the first electrode connection structure being outside the first area; and

a display area including first electrode signal lines electrically connected to the first electrode connection structure,

wherein the first electrode connection structure includes a plurality of sub-first electrode connection structures, and at least two sub-first electrode connection structures are connected in parallel.

7 . A display panel, comprising:

a non-display area including a first non-display area and a second non-display area oppositely arranged along a first direction, and a third non-display area and a fourth non-display area oppositely arranged along a second direction, the first direction intersecting the second direction;

a first electrode connection structure at least in the third non-display area and/or the fourth non-display area;

a first area running through the display panel along the first direction, and the first electrode connection structure being outside the first area;

a display area including first electrode signal lines electrically connected to the first electrode connection structure; and

at least one metal component, along a direction perpendicular to a plane where the display panel is located, the metal components being arranged on a different layer from the first electrode signal lines and connected in parallel with at least part of the first electrode signal lines.

8 . A display panel, comprising:

a non-display area including a first non-display area and a second non-display area oppositely arranged along a first direction, and a third non-display area and a fourth non-display area oppositely arranged along a second direction, the first direction intersecting the second direction;

a first electrode connection structure at least in the third non-display area and/or the fourth non-display area;

a first area running through the display panel along the first direction, and the first electrode connection structure being outside the first area;

a display area and a first electrode in the display area and at least part of the non-display area;

the first electrode and the first electrode connection structure being arranged on different layers; and

the first electrode connection structure including a plurality of sub-first electrode connection structures, and along a direction perpendicular to a plane where the display panel is located, the first electrode and the sub-first electrode connection structure being electrically connected through a first via hole.

9 . The display panel according to claim 8 , wherein:

along the direction perpendicular to the plane where the display panel is located, the first electrode and at least one sub-first electrode connection structure includes a third overlapping area;

along an extending direction of the third overlapping area, the third overlapping area includes at least a first sub-area and a second sub-area; and

along an extension direction perpendicular to the third overlapping area, a width of the first sub-area is different from a width of the second sub-area.

10 . The display panel according to claim 8 , wherein:

along the direction perpendicular to the plane where the display panel is located, the first electrode and at least one sub-first electrode connection structure include a third overlapping area; and

along an extending direction of the third overlapping area, a width of at least part of the third overlapping area gradually increases along an extending direction perpendicular to the extending direction of the third overlapping area.

11 . A display panel, comprising:

a non-display area including a first non-display area and a second non-display area oppositely arranged along a first direction, and a third non-display area and a fourth non-display area oppositely arranged along a second direction, the first direction intersecting the second direction;

a first electrode connection structure at least in the third non-display area and/or the fourth non-display area;

a first area running through the display panel along the first direction, and the first electrode connection structure being outside the first area;

a display area and a first electrode in the display area and at least part of the non-display area;

a first medium at least partially in the non-display area;

the first electrode, the first electrode connection structure and the first medium all being arranged on different layers;

the first electrode connection structure including a plurality of sub-first electrode connection structures, along a direction perpendicular to a plane where the display panel is located, the first medium and the first electrode including a first overlapping area, and the first medium and at least one sub-first electrode connection structure including a second overlapping area; and

the first electrode and the first medium being electrically connected through a second via hole in the first overlapping area, and the sub-first electrode connection structure and the first medium being electrically connected through a third via hole in the second overlapping area.

12 . The display panel according to claim 11 , wherein:

along the direction perpendicular to the plane where the display panel is located, the first overlapping area does not overlap the second overlapping area.

13 . The display panel according to claim 11 , wherein:

along the direction perpendicular to the plane where the display panel is located, the first overlapping area and the second overlapping area include at least a partial overlapping area.

14 . The display panel according to claim 11 , wherein:

along a direction of the display area pointing to the non-display area, the non-display area includes at least a third sub-area and a fourth sub-area, and the third sub-area is on a side of the fourth sub-area facing the display area; and

the first medium is at least in the third sub-area; or

the first medium is at least in the third sub-area and the fourth sub-area.

15 . A display device comprising a display panel comprising:

a non-display area including a first non-display area and a second non-display area oppositely arranged along a first direction, and a third non-display area and a fourth non-display area oppositely arranged along a second direction, the first direction intersecting the second direction;

a first electrode connection structure at least in the third non-display area and/or the fourth non-display area;

a first area running through the display panel along the first direction, and the first electrode connection structure being outside the first area; and

a display area, and a first electrode in the display area and at least part of the non-display area, wherein the first electrode connection structure includes a plurality of sub-first electrode connection structures, and the first electrode connection structure is configured to transmit electrical signals to the first electrode.

16 . The display device according to claim 15 , wherein the non-display area of the display panel includes corner areas, and the first electrode connection structure is at least partially in the corner areas.

17 . The display device according to claim 15 , wherein the non-display area of the display panel includes corner areas and a second area connecting two corner areas, and the first electrode connection structure runs through the second area.

18 . The display device according to claim 15 , wherein:

the display area includes first electrode signal lines electrically connected to the first electrode connection structure.

19 . A display device comprising a display panel comprising:

a non-display area including a first non-display area and a second non-display area oppositely arranged along a first direction, and a third non-display area and a fourth non-display area oppositely arranged along a second direction, the first direction intersecting the second direction;

a first electrode connection structure at least in the third non-display area and/or the fourth non-display area;

a first area running through the display panel along the first direction, and the first electrode connection structure being outside the first area;

a display area and a first electrode in the display area and at least part of the non-display area;

the first electrode and the first electrode connection structure being arranged on different layers; and

the first electrode connection structure including a plurality of sub-first electrode connection structures, and along a direction perpendicular to a plane where the display panel is located, the first electrode and the sub-first electrode connection structure being electrically connected through a first via hole.

20 . A display device comprising a display panel comprising:

a non-display area including a first non-display area and a second non-display area oppositely arranged along a first direction, and a third non-display area and a fourth non-display area oppositely arranged along a second direction, the first direction intersecting the second direction;

a first electrode connection structure at least in the third non-display area and/or the fourth non-display area;

a first area running through the display panel along the first direction, and the first electrode connection structure being outside the first area;

a display area and a first electrode in the display area and at least part of the non-display area;

a first medium at least partially in the non-display area;

the first electrode, the first electrode connection structure and the first medium all being arranged on different layers;

the first electrode connection structure including a plurality of sub-first electrode connection structures, along a direction perpendicular to a plane where the display panel is located, the first medium and the first electrode including a first overlapping area, and the first medium and at least one sub-first electrode connection structure including a second overlapping area; and

the first electrode and the first medium being electrically connected through a second via hole in the first overlapping area, and the sub-first electrode connection structure and the first medium being electrically connected through a third via hole in the second overlapping area.