IP Library › Granted Patent US 11,527,597
Granted Patent B2
US 11,527,597 · App. 17/015,002 · Granted Dec 13, 2022

Display device having conductive tape connecting window or display panel to metal layer

Inventor: Jong-Kwang Hwang (Asan-si, KR)
Assignee: Samsung Display Co., Ltd.
H01L27/3272H01L27/3276H01L51/0097H01L51/524H01L2251/5338
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Quick Facts
Patent No.
US 11,527,597
App. No.
17/015,002
Granted
Dec 13, 2022
Kind
B2
Abstract

A display device includes a display panel, a window, a metal layer, and a first conductive tape. The display panel includes a display area, a non-display area, and a bending area disposed between the display area and the non-display area and bent such that the non-display area overlaps the display area. The window is disposed on a first surface of the display panel and includes a protruding portion overlapping the non-display area. The metal layer is disposed on a second surface of the display panel. The second surface is opposite to the first surface. The first conductive tape connects the protruding portion of the window to the metal layer.

Claims (59)

1. A display device, comprising:

a display panel comprising a display area, a non-display area, and a bending area disposed between the display area and the non-display area and bent such that the non-display area overlaps the display area;

a window disposed on a first surface of the display panel and comprising a protruding portion overlapping the non-display area;

a metal layer disposed on a second surface of the display panel, the second surface being opposite to the first surface; and

a first conductive tape connecting the protruding portion of the window to the metal layer,

wherein:

the non-display area comprises a pad area to which a flexible circuit board is connected, and a first side area and a second side area respectively disposed at opposite sides of the pad area; and

the protruding portion comprises a first protruding portion and a second protruding portion respectively overlapping the first side area and the second side area of the non-display area.

2. The display device of claim 1 , wherein:

a first surface of the first conductive tape is adhesive;

a first portion of the first surface of the first conductive tape is attached to the protruding portion of the window; and

a second portion of the first surface of the first conductive tape is attached to the metal layer.

3. The display device of claim 1 , wherein the first conductive tape comprises a first portion connecting the first protruding portion to the metal layer and a second portion connecting the second protruding portion to the metal layer.

4. The display device of claim 1 , wherein the window comprises plastic.

5. A display device of, comprising:

a display panel comprising a display area, a non-display area, and a bending area disposed between the display area and the non-display area and bent such that the non-display area overlaps the display area;

a window disposed on a first surface of the display panel and comprising a protruding portion overlapping the non-display area;

a metal layer disposed on a second surface of the display panel, the second surface being opposite to the first surface;

a first conductive tape connecting the protruding portion of the window to the metal layer;

a bracket disposed under the display panel; and

a second conductive tape connecting the protruding portion of the window to the bracket.

6. The display device of claim 5 , wherein:

a first surface of the second conductive tape and a second surface of the second conductive tape opposite to the first surface are adhesive;

the first surface of the second conductive tape is attached to the protruding portion of the window; and

the second surface of the second conductive tape is attached to the bracket.

7. The display device of claim 5 , wherein:

the non-display area comprises a pad area to which a flexible circuit board is connected, and a first side area and a second side area respectively disposed at opposite sides of the pad area; and

the protruding portion comprises a first protruding portion and a second protruding portion respectively overlapping the first side area and the second side area of the non-display area.

8. The display device of claim 7 , wherein the first conductive tape comprises a first portion connecting the first protruding portion to the metal layer and a second portion connecting the second protruding portion to the metal layer.

9. The display device of claim 7 , wherein the second conductive tape comprises a first portion connecting the first protruding portion to the bracket and a second portion connecting the second protruding portion to the bracket.

10. The display device of claim 5 , wherein a thickness of the second conductive tape is greater than a thickness of the first conductive tape.

11. A display device, comprising:

a display panel comprising a display area, a non-display area, and a bending area disposed between the display area and the non-display area and bent such that the non-display area overlaps the display area;

a window disposed on a first surface of the display panel;

a metal layer disposed on a second surface of the display panel, the second surface being opposite to the first surface; and

a first conductive tape connecting the non-display area of the display panel to the metal layer,

wherein the non-display area comprises a pad area to which a flexible circuit board is connected, and a first side area and a second side area respectively disposed at opposite sides of the pad area, and

wherein the first conductive tape comprises a first portion connecting the first side area to the metal layer and a second portion connecting the second side area to the metal layer.

12. The display device of claim 11 , wherein:

a first surface of the first conductive tape is adhesive;

a first portion of the first surface of the first conductive tape is attached to the non-display area of the display panel; and

a second portion of the first surface of the first conductive tape is attached to the metal layer.

13. The display device of claim 11 , wherein:

the display panel comprises a ground pad disposed in the non-display area and a conductive line disposed in the display area and electrically connected to the ground pad; and

the first conductive tape connects the ground pad to the metal layer.

14. The display device of claim 11 , further comprising:

a bracket disposed under the display panel; and

a second conductive tape connecting the non-display area of the display panel to the bracket.

15. The display device of claim 14 , wherein:

a first surface of the second conductive tape and a second surface of the second conductive tape opposite to the first surface are adhesive;

the first surface of the second conductive tape is attached to the non-display area of the display panel; and

the second surface of the second conductive tape is attached to the bracket.

16. The display device of claim 14 , wherein the non-display area comprises a pad area to which a flexible circuit board is connected, and a first side area and a second side area respectively disposed at opposite sides of the pad area.

17. The display device of claim 16 , wherein the first conductive tape comprises a first portion connecting the first side area to the metal layer and a second portion connecting the second side area to the metal layer.

18. The display device of claim 16 , wherein the second conductive tape comprises a first portion connecting the first side area to the bracket and a second portion connecting the second side area to the bracket.

19. The display device of claim 14 , wherein a thickness of the second conductive tape is greater than a thickness of the first conductive tape.

20. The display device of claim 14 , wherein:

the display panel comprises a ground pad disposed in the non-display area and a conductive line disposed in the display area and electrically connected to the ground pad; and

the second conductive tape connects the ground pad to the bracket.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Sep 8, 2020
From: HWANG, JONG-KWANG
To: SAMSUNG DISPLAY CO., LTD.
Reel/Frame 053716/0655 →
Priority Claims (1)
KR 10-2019-0111252 · Sep 9, 2019 · national
Continuity (1)
Related Publication 20210074789A1 · Mar 11, 2021