IP Library › Granted Patent US 11,887,547
Granted Patent B2
US 11,887,547 · App. 17/592,673 · Granted Jan 30, 2024

Display device

Inventors: Seung Hwan Cho (Yongin-si, KR); Ki Nyeng Kang (Sejong-si, KR); Sang Hoon Lee (Hwaseong-si, KR); Sun Ho Kim (Seongnam-si, KR); Tae Woo Kim (Seoul, KR); Tae Hoon Yang (Yongin-si, KR); Jong Hyun Choi (Seoul, KR)
Assignee: SAMSUNG DISPLAY CO., LTD.
G09G3/3266G09G3/3258G09G2380/02
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Quick Facts
Patent No.
US 11,887,547
App. No.
17/592,673
Granted
Jan 30, 2024
Kind
B2
Abstract

A display device including a substrate including a display area and a non-display area, a plurality of signal lines disposed in the display area and extending along a first direction and from the non-display area to the display area, a connection line extending from the non-display area and electrically connected to a respective signal line of the plurality of signal lines in the non-display area, and an initialization voltage line extending in a second direction intersecting the first direction, wherein the connection line overlaps the initialization voltage line in a thickness direction of the display device.

Claims (76)

1. A display device, comprising:

a substrate including a display area and a non-display area;

a plurality of signal lines disposed in the display area and extending in a first direction from the non-display area to the display area;

a connection line extending from a portion of the non-display area to a portion of the display area and being electrically connected to a respective signal line of the plurality of signal lines; and

an initialization voltage line extending in a second direction intersecting the first direction,

wherein the connection line overlaps the initialization voltage line in a thickness direction of the display device;

the display device further comprising:

a plurality of anode electrodes disposed above the connection line,

wherein the connection line includes a horizontal portion extending in the second direction, and

wherein at least one anode electrode of the plurality of anode electrodes does not overlap the horizontal portion of the connection line thickness direction of the display device.

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

a second conductive layer which includes the initialization voltage line,

a third conductive layer disposed on the second conductive layer, and which includes the respective signal line of the plurality of signal lines, and

a fourth conductive layer disposed on the third conductive layer, and which includes the connection line.

3. The display device of claim 2 , further comprising:

a first source voltage line disposed between the initialization voltage line and the connection line, and

wherein the first source voltage line overlaps the connection line in the thickness direction of the display device.

4. The display device of claim 3 , further comprising:

a scan line disposed between the substrate and the initialization voltage line, and

wherein the first source voltage line overlaps the scan line in the thickness direction of the display device.

5. The display device of claim 4 , further comprising:

a first conductive layer disposed between the substrate and the second conductive layer, and which includes the scan line, and

wherein the third conductive layer incudes the first source voltage line.

6. The display device of claim 5 ,

wherein the connection line includes a horizontal portion extending in the second direction, and

wherein the horizontal portion of the connection line overlaps the first source voltage line in the thickness direction of the display device.

7. The display device of claim 1 , wherein the connection line further includes:

a first vertical portion having a first end of the connection line and extending in the first direction;

the horizontal portion extending in the second direction from the first vertical portion in the display area and electrically connected to a driving chip via a second end of the connection line.

8. The display device of claim 7 , wherein the connection line further includes:

a second vertical portion having the second end of the connection line, the second vertical portion extending in the display area from the horizontal portion;

wherein the horizontal portion does not extend into the non-display area.

9. The display device of claim 1 , wherein the connection line further includes a vertical portion having a first end of the connection line and extending in the first direction, the vertical portion overlapping the respective signal line in a plan view.

10. A display device, comprising:

a substrate including a display area and a non-display area;

a plurality of signal lines disposed in the display area and extending in a first direction from the non-display area to the display area;

a connection line extending from a portion of the non-display area to a portion of the display area and being electrically connected to a respective signal line of the plurality of signal lines; and

a first source voltage line disposed between the substrate and the connection line, wherein the connection line overlaps the first source voltage line in a thickness direction of the display device;

the display device further comprising:

a plurality of anode electrodes disposed above the connection line,

wherein the connection line includes a horizontal portion extending in a second direction intersecting the first direction, and

wherein at least one anode electrode of the plurality of anode electrodes does not overlap the horizontal portion of the connection line in the thickness direction of the display device.

11. The display device of claim 10 , further comprising:

a second conductive layer which includes an initialization voltage line,

a third conductive layer disposed on the second conductive layer, and which includes the respective signal line of the plurality of signal lines, and

a fourth conductive layer disposed on the third conductive layer, and which includes the connection line,

wherein the initialization voltage line overlaps the first source voltage line in the thickness direction of the display device.

12. The display device of claim 11 ,

wherein the first source voltage line is disposed between the initialization voltage line and the connection line, and

wherein the initialization voltage line overlaps the connection line in the thickness direction of the display device.

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

a scan line disposed between the substrate and the initialization voltage line, and

wherein the first source voltage line overlaps the scan line in the thickness direction of the display device.

14. The display device of claim 13 , further comprising:

a first conductive layer disposed between the substrate and the second conductive layer, and which includes the scan line, and

wherein the third conductive layer incudes the first source voltage line.

15. A display device, comprising:

a substrate including a display area and a non-display area;

an initialization voltage line disposed on the substrate;

a plurality of signal lines disposed over the display area and the non-display area and extending in a first direction;

a plurality of connection lines disposed in the display area and connected to the signal lines, respectively; and

a plurality of anode electrodes disposed between a first connection line and a second connection line of the plurality of connection lines,

wherein each of the first connection line and the second connection line includes a horizontal portion extending in a second direction intersecting the first direction,

wherein the horizontal portion of the first connection line and the horizontal portion of the second connection line are adjacent to each other in the first direction,

wherein the plurality of anode electrodes are disposed between the horizontal portion of the first connection line and the horizontal portion of the second connection line, and

wherein at least one anode electrode of the plurality of anode electrodes does not overlap any one of the horizontal portion of the first connection line and the horizontal portion of the second connection line in a thickness direction of the display device.

16. The display device of claim 15 , further comprising:

a second conductive layer which includes the initialization voltage line,

a third conductive layer disposed on the second conductive layer, and which includes the plurality of signal lines, and

a fourth conductive layer disposed on the third conductive layer, and which includes the plurality of connection lines.

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

a first source voltage line disposed between the initialization voltage line and the first connection line,

wherein the first source voltage line overlaps the first connection line in the thickness direction of the display device.

18. The display device of claim 17 , further comprising:

a first conductive layer disposed between the substrate and the second conductive layer, and which includes a scan line, and

wherein the third conductive layer includes the first source voltage line.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Feb 4, 2022
From: CHO, SEUNG HWAN; KANG, KI NYENG; LEE, SANG HOON; KIM, SUN HO; KIM, TAE WOO; YANG, TAE HOON; CHOI, JONG HYUN
To: SAMSUNG DISPLAY CO., LTD.
Reel/Frame 058957/0193 →
Priority Claims (1)
KR 10-2019-0061685 · May 27, 2019 · national
Continuity (2)
Continuation 16832668 · Mar 27, 2020
Related Publication 20220157255A1 · May 19, 2022