IP Library › Granted Patent US 11,199,922
Granted Patent B2
US 11,199,922 · App. 17/021,516 · Granted Dec 14, 2021

Display device

Inventors: Jin Ho Jeong (Seoul, KR); Myoung-Ho Kwon (Busan, KR); Ho Seok Son (Seoul, KR); Jin Bo Shim (Yongin-si, KR)
Assignee: SAMSUNG DISPLAY CO., LTD.
G06F3/0412G06F3/0445G06F3/0446G06F2203/04112
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Quick Facts
Patent No.
US 11,199,922
App. No.
17/021,516
Granted
Dec 14, 2021
Kind
B2
Abstract

A display device includes a first display area including a first pixel area; a second display area including a second pixel area and a transmissive area; a signal line, a common electrode, and a touch electrode that are disposed in the second display area. The common electrode includes an opening overlapping the transmissive area, and the common electrode is disposed between the signal line and the touch electrode to overlap the signal line.

Claims (72)

1. A display device comprising:

a first display area including a first pixel area;

a second display area including a second pixel area and a transmissive area; and

a signal line, a common electrode, and a touch electrode that are disposed in the second display area, wherein

the common electrode includes an opening overlapping the transmissive area, and

the common electrode is disposed between the signal line and the touch electrode to overlap the signal line.

2. The display device of claim 1 , wherein

the signal line is a data line that transfers a data signal, and

the touch electrode includes an opening overlapping a pixel disposed in the second pixel area and has a mesh form.

3. The display device of claim 2 , wherein

the second pixel area is provided in plural,

the transmissive area is provided in plural,

the common electrode includes a first portion disposed at a boundary of transmissive areas which are adjacent to each other in a first direction, and

the first portion of the common electrode overlaps the data line.

4. The display device of claim 3 , wherein

the touch electrode includes a plurality of touch electrode sections disposed in the plurality of second pixel areas, and

the plurality of touch electrode sections are electrically connected to each other.

5. The display device of claim 4 , wherein

the plurality of touch electrode sections include touch electrode sections which are adjacent to each other in a second direction and electrically connected to each other by a connection line overlapping the first portion of the common electrode.

6. The display device of claim 1 , wherein

the signal line is a gate line that transfers a gate signal, and

the touch electrode includes an opening overlapping a pixel disposed in the second pixel area and has a mesh form.

7. The display device of claim 6 , wherein

the second pixel area is provided in plural,

the transmissive area is provided in plural,

the common electrode includes a second portion disposed at a boundary of transmissive areas which are adjacent to each other in a second direction, and

the second portion of the common electrode overlaps the gate line.

8. The display device of claim 7 , wherein

the touch electrode includes a plurality of touch electrode sections disposed in the plurality of second pixel areas, and

the plurality of touch electrode sections include touch electrode sections which are adjacent to each other in a first direction and electrically connected to each other by a connection line overlapping the second portion of the common electrode.

9. The display device of claim 1 , wherein

a pixel density of the second display area is smaller than a pixel density of the first display area.

10. The display device of claim 1 , wherein

at least one pixel electrode is disposed in the second pixel area, and

no pixel electrode is disposed in the transmissive area.

11. The display device of claim 1 , wherein

the touch electrode is disposed in the second pixel area and does not overlap the opening of the common electrode.

12. The display device of claim 1 , further comprising:

an optical device overlapping the second display area.

13. A display device comprising:

a display panel including:

a first display area including a first pixel area; and

a second display area including a second pixel area and a transmissive area,

wherein the display panel includes in the second display area:

a first insulating layer;

a gate line disposed on the first insulating layer;

a second insulating layer disposed on the gate line;

a data line disposed on the second insulating layer;

a third insulating layer disposed on the data line;

a pixel electrode disposed on the third insulating layer;

a conductive layer disposed on the third insulating layer, the conductive layer including an opening overlapping the pixel electrode;

a common electrode disposed on the fourth insulating layer, the common electrode overlapping the data line and including an opening overlapping the transmissive area;

an encapsulation layer disposed on the common electrode; and

a touch electrode disposed on the encapsulation layer.

14. The display device of claim 13 , wherein

the common electrode extends along a side surface of the fourth insulating layer in the transmissive area.

15. The display device of claim 14 , wherein

at least one of the third insulating layer and the fourth insulating layer includes an opening overlapping the opening of the common electrode in the transmissive area.

16. The display device of claim 13 , wherein

the second pixel area is provided in plural,

the transmissive area is provided in plural,

the common electrode includes a portion disposed at a boundary of transmissive areas which are adjacent to each other in a first direction, and

the portion of the common electrode overlaps the data line.

17. The display device of claim 16 , wherein

the touch electrode includes a plurality of touch electrode sections disposed in the plurality of second pixel areas, and

the plurality of touch electrode sections are electrically connected to each other.

18. The display device of claim 17 , wherein

the plurality of touch electrode sections include touch electrode sections which are adjacent to each other in a second direction and electrically connected to each other by a connection line overlapping the portion of the common electrode.

19. The display device of claim 13 , wherein

the pixel electrode is disposed in the second pixel area and is not disposed in the transmissive area.

20. The display device of claim 13 , wherein

the touch electrode is disposed in the second pixel area and does not overlap the opening of the common electrode.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Sep 15, 2020
From: JEONG, JIN HO; KWON, MYOUNG-HO; SON, HO SEOK; SHIM, JIN BO
To: SAMSUNG DISPLAY CO., LTD.
Reel/Frame 053777/0417 →
Priority Claims (1)
KR 10-2020-0004984 · Jan 14, 2020 · national
Continuity (1)
Related Publication 20210216157A1 · Jul 15, 2021
Cited By (1)
US 12,453,230