IP Library Granted Patent US 11,216,094
Granted Patent B2
US 11,216,094 · App. 15/985,009 · Granted Jan 4, 2022

Display device and input-sensing member

Inventors: Hyeong Cheol Ahn (Seoul, KR); Yang Han Son (Cheonan-si, KR); Yun Oh Nam (Hwaseong-si, KR); Won Il Lee (Cheonan-si, KR); Youn Hwan Jung (Hwaseong-si, KR); So Hyun Kim (Cheonan-si, KR)
Assignee: Samsung Display Co., Ltd.
G06F3/0412G06F1/1643G06F1/1656G06F1/203G06F1/206
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Quick Facts
Patent No.
US 11,216,094
App. No.
15/985,009
Granted
Jan 4, 2022
Kind
B2
Abstract

A display device has a first area, and a second area that extends from the first area and has a bent shape, the display device including a display module including a display panel, which has a corner portion in the second area, an input-sensing member on the display panel and including a body portion, which overlaps with the display panel, and an extension, which extends from the body portion, is in the second area, and does not overlap with the display panel, and a first bonding layer between the display module and the input-sensing member, wherein an edge of the extension extends beyond an edge of the corner portion.

Claims (76)

1. A display device having a first area, and a second area that extends from the first area in a first direction and has a bent shape that is bent from the first area in the first direction, the display device comprising:

a display module comprising a display panel, which has a corner portion in the second area;

an input-sensing member on the display panel and comprising:

a body portion, which overlaps with the display panel; and

an extension, which extends from the body portion in the second area further than the corner portion of the display module extends in the second area in a second direction that is substantially perpendicular to the first direction, such that edges of the extension do not overlap with the display panel in the second direction; and

a first bonding layer between the display module and the input-sensing member,

wherein an edge of the extension extends beyond an edge of the corner portion.

2. The display device of claim 1 , wherein a bottom surface of the extension is separated from the display panel.

3. The display device of claim 1 , wherein the edge of the corner portion is partially surrounded by the edge of the extension.

4. The display device of claim 1 , wherein the edge of the corner portion is rounded.

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

a window on the input-sensing member,

wherein a distance between an edge of the window and the edge of the extension, measured in the second area along the second direction, is smaller than a distance between the edge of the window and an edge of the body portion, measured in the second area along the second direction.

6. The display device of claim 1 , wherein the first bonding layer has an edge that is in the second area, overlaps with the extension, does not overlap the display panel, and is between the edge of the extension and the edge of the corner portion.

7. The display device of claim 1 , wherein, in the second area, an edge of the first bonding layer is aligned with the edge of the corner portion.

8. The display device of claim 1 , wherein the first bonding layer comprises an optical clear adhesive (OCA), a pressure sensitive adhesive (PSA), or an optical clear resin (OCR) layer.

9. The display device of claim 1 , wherein the display panel comprises a base substrate, a light-emitting element on the base substrate, and an encapsulation layer on the light-emitting element, and

wherein the first bonding layer is on the encapsulation layer.

10. The display device of claim 9 , further comprising a window on the input-sensing member,

wherein the input-sensing member comprises an input-sensing layer on the first bonding layer, and a polarizing layer between the input-sensing layer and the window, and

wherein the input-sensing layer comprises a base portion on the first bonding layer, and sensing electrodes on a surface of the base portion.

11. The display device of claim 10 , wherein the sensing electrodes comprise:

a plurality of first sensing electrodes, which comprise a plurality of first sensing portions and a plurality of first connecting portions electrically connected to the first sensing portions; and

a plurality of second sensing electrodes, which comprise a plurality of second sensing portions and a plurality of second connecting portions electrically connected to the second sensing portions,

wherein the first sensing portions and the second sensing portions are on the same layer, and

wherein the first connecting portions and the second connecting portions are on different layers.

12. The display device of claim 10 , wherein the base portion comprises a phase retarder.

13. The display device of claim 10 , wherein the input-sensing layer further comprises a polymer organic layer between the base portion and the sensing electrodes.

14. The display device of claim 9 , further comprising a window on the input-sensing member,

wherein the input-sensing member comprises a polarizing layer on the first bonding layer, and an input-sensing layer on the polarizing layer,

wherein the window is on the input-sensing layer, and

wherein the input-sensing layer comprises a base portion on the first bonding layer, and sensing electrodes on a surface of the base portion.

15. The display device of claim 9 , further comprising a window on the input-sensing member,

wherein the input-sensing member comprises a polarizing layer on the first bonding layer, and an input-sensing layer on the polarizing layer,

wherein the window is on the input-sensing layer, and

wherein the input-sensing layer comprises a base portion below a second bonding layer, and sensing electrodes on a surface of the base portion.

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

a window on the input-sensing member; and

a second bonding layer between the window and the input-sensing member for coupling the window to the input-sensing member,

wherein the second bonding layer comprises an OCA, PSA, or OCR layer.

17. A display device having a first area, and a second area that extends from the first area and has a bent shape, the display device comprising:

a display module comprising a display panel, which has a corner portion in the second area;

an input-sensing member on the display panel and comprising a body portion, which overlaps with the display panel, and an extension, which extends from the body portion, is in the second area, and does not overlap with the display panel;

a first bonding layer between the display module and the input-sensing member;

a window on the input-sensing member;

a first waterproof member coupled to a bottom surface of the display module, and located in the second area along an edge of the display module;

a second waterproof member coupled to a bottom surface of the window, and spaced apart from the first waterproof member; and

a waterproof filling member filling a gap between the first and second waterproof members in an area near the corner portion,

wherein an edge of the extension extends beyond an edge of the corner portion.

18. The display device of claim 17 , wherein the waterproof filling member contacts the window, the extension, the first waterproof member, and the second waterproof member.

19. The display device of claim 18 , further comprising a bracket below the display module, coupled to the first and second waterproof members, and contacting the waterproof filling member.

20. The display device of claim 17 , wherein the display module further comprises a panel lower member below the display panel, and

wherein the first waterproof member is coupled to a bottom surface of the panel lower member.

21. The display device of claim 20 , wherein the panel lower member comprises a buffer member below the display panel, and a heat dissipating member below the buffer member.

22. The display device of claim 21 , wherein the buffer member comprises a light-blocking layer, and

wherein the panel lower member further comprises a digitizer between the buffer member and the heat dissipating member.

23. A display device comprising:

a display module comprising a display panel having a corner portion;

an input-sensing member on the display panel and comprising a body portion, which overlaps with the display panel, and an extension, which extends from the body portion in an area near the corner portion and does not overlap the display panel;

a first bonding layer between the input-sensing member and the display panel for coupling the input-sensing member and the display panel;

a window on the input-sensing member and having a first area, which overlaps with the display panel, and a second area, which is an area other than the first area;

a second bonding layer between the window and the input-sensing member for coupling the window and the input-sensing member;

a first waterproof member coupled to a bottom surface of the display module, and located along an edge of the display module;

a second waterproof member coupled to a bottom surface of the window, located in the second area, and spaced apart from the first waterproof member; and

a waterproof filling member sealing a space between the first and second waterproof members in the area near the corner portion,

wherein in the area near the corner portion, an edge of the extension extends beyond an edge of the first bonding layer or an edge of the second bonding layer.

24. The display device of claim 23 , wherein, in the area near the corner portion, the edge of the extension extends beyond the edge of the first bonding layer, and the edge of the second bonding layer extends beyond the edge of the extension.

25. The display device of claim 23 , wherein, in the area near the corner portion, the edge of the extension extends beyond the edge of the first bonding layer and is aligned with the edge of the second bonding layer.

26. The display device of claim 23 , wherein, in the area near the corner portion, the edge of the extension extends beyond the edge of the second bonding layer, and

wherein the edge of the first bonding layer extends beyond the edge of the extension.

27. The display device of claim 23 , wherein, in the area near the corner portion, the edge of the extension extends beyond the edge of the second bonding layer, and is aligned with the edge of the first bonding layer.

28. The display device of claim 23 , wherein, in the area near the corner portion, the edge of the extension extends beyond the edge of the first bonding layer and the edge of the second bonding layer.

29. The display device of claim 23 , wherein the waterproof filling member contacts with the window, the extension, the first waterproof member, and the second waterproof member.

30. The display device of claim 29 , further comprising a bracket below the display module, coupled to the first and second waterproof members, and contacting the waterproof filling member.

31. The display device of claim 29 , wherein the display module further comprises a panel lower member below the display panel, and

wherein the first waterproof member is coupled to a bottom surface of the panel lower member.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded May 21, 2018
From: AHN, HYEONG CHEOL; SON, YANG HAN; NAM, YUN OH; LEE, WON IL; JUNG, YOUN HWAN; KIM, SO HYUN
To: SAMSUNG DISPLAY CO., LTD.
Reel/Frame 046195/0580 →
Priority Claims (1)
KR 10-2017-0077581 · Jun 19, 2017 · national
Continuity (1)
Related Publication 20180364846A1 · Dec 20, 2018
Cited By (3)
US 12,204,379 US 12,353,241 US 12,500,331