IP Library Granted Patent US 9,627,415
Granted Patent B2
US 9,627,415 · App. 14/274,541 · Granted Apr 18, 2017

Display device

Inventors: Bon-Yong Koo (Cheonan-si, KR); Dong Yeon Son (Asan-si, KR)
Assignee: SAMSUNG DISPLAY CO., LTD.
H01L27/124G09G3/3677G09G2310/0286
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Quick Facts
Patent No.
US 9,627,415
App. No.
14/274,541
Granted
Apr 18, 2017
Kind
B2
Abstract

Provided is a display device, more particularly, a display device including a gate driver. The display device includes: a plurality of pixels; a plurality of gate lines connected to the plurality of pixels; a gate driver including a plurality of stages outputting gate signals to the plurality of gate lines; a clock signal wiring transferring a clock signal to the gate driver; a voltage wiring transferring an off voltage to the gate driver; in which the clock signal wiring is positioned at a first side of the gate driver, and the voltage wiring is positioned at a second side facing the first side of the gate driver.

Claims (54)

1. A display device, comprising:

a plurality of pixels;

a plurality of gate lines connected to the plurality of pixels;

a gate driver including a plurality of stages outputting gate signals to the plurality of gate lines;

a clock signal wiring transferring a clock signal to the gate driver;

a voltage wiring transferring an off voltage to the gate driver; and

wherein the clock signal wiring is positioned at a first side of the gate driver,

wherein the voltage wiring is disposed on a second side facing the first side of the gate driver,

wherein the plurality of stages have spaces between each adjacent stages,

wherein the clock signal wiring has a main clock signal line extending in a first direction and a sub clock signal line extending in a second direction substantially perpendicular to the first direction,

wherein the voltage wiring has a main voltage line extending in a first direction and a sub voltage line extending in a second direction, and

wherein the sub clock signal line is disposed on a first space among the spaces and the sub voltage line is disposed on a second space different from the first space.

2. The display device of claim 1 ,

wherein the voltage wiring includes a first voltage wiring and a second voltage wiring which transfer different voltages to the gate driver, the first voltage wiring including a first main voltage line extending in the first direction and a first sub voltage line extending in the second direction, the second voltage wiring including a second main voltage line extending in a first direction and a second sub voltage line extending in a second direction,

wherein the first sub voltage line and the second sub voltage line overlap each other in a plan view.

3. The display device of claim 2 ,

wherein the first main voltage line, the second main voltage line and the first sub voltage line are formed of a same material in a same plane, and

wherein the second sub voltage line is formed of a different material from the first main voltage line, the second main voltage line and the first sub voltage line.

4. The display device of claim 3 ,

wherein the second sub voltage line is connected to the second main voltage line via a contact assistance connecting the second main voltage line and the second sub voltage line via a first contact hole and a second contact hole that expose the second main voltage line and the second sub voltage line, respectively.

5. The display device of claim 4 ,

wherein the voltage wiring is disposed between the gate driver and the plurality of pixels in a plan view.

6. The display device of claim 5 , wherein:

the plurality of gate lines cross the first main voltage line and the second main voltage line.

7. The display device of claim 3 ,

wherein the second sub voltage line is connected to the second main voltage line via a contact assistance connecting the second main voltage line and the second sub voltage line via a first contact hole and a second contact hole that expose the second main voltage line and the second sub voltage line, respectively.

8. The display device of claim 2 ,

wherein the first main voltage line, the second main voltage line and the first sub voltage line are formed of a same material in a same plane, and

wherein the second sub voltage line is formed of a different material from the first main voltage line, the second main voltage line and the first sub voltage line.

9. The display device of claim 8 ,

wherein the second sub voltage line is connected to the second main voltage line via a contact assistance connecting the second main voltage line and the second sub voltage line via a first contact hole and a second contact hole that expose the second main voltage line and the second sub voltage line, respectively.

10. The display device of claim 2 ,

wherein the second sub voltage line is connected to the second main voltage line via a contact assistance connecting the second main voltage line and the second sub voltage line via a first contact hole and a second contact hole that expose the second main voltage line and the second sub voltage line, respectively.

11. A display device, comprising:

a plurality of pixels;

a plurality of gate lines connected to the plurality of pixels;

a gate driver including a plurality of stages outputting gate signals to the plurality of gate lines;

a clock signal wiring transferring a clock signal to the gate driver;

a voltage wiring transferring an off voltage to the gate driver; and

wherein the clock signal wiring is positioned at a first side of the gate driver,

wherein the voltage wiring is disposed on a second side facing the first side of the gate driver,

wherein the voltage wiring includes a first voltage wiring and a second voltage wiring which transfer different voltages to the gate driver, the first voltage wiring including a first main voltage line extending in the first direction and a first sub voltage line extending in the second direction substantially perpendicular to the first direction, the second voltage wiring including a second main voltage line extending in a first direction and a second sub voltage line extending in a second direction, and

wherein the first sub voltage line and the second sub voltage line overlap each other in a plan view.

12. The display device of claim 11 ,

wherein the first main voltage line, the second main voltage line and the first sub voltage line are formed of a same material in a same plane, and

wherein the second sub voltage line is formed of a different material from the first main voltage line, the second main voltage line and the first sub voltage line.

13. The display device of claim 12 ,

wherein the second sub voltage line is connected to the second main voltage line via a contact assistance connecting the second main voltage line and the second sub voltage line via a first contact hole and a second contact hole that expose the second main voltage line and the second sub voltage line, respectively.

14. The display device of claim 13 ,

wherein the voltage wiring is disposed between the gate driver and the plurality of pixels in a plan view.

15. The display device of claim 14 , wherein:

the plurality of gate lines cross the first main voltage line and the second main voltage line.

16. The display device of claim 11 ,

wherein the second sub voltage line is connected to the second main voltage line via a contact assistance connecting the second main voltage line and the second sub voltage line via a first contact hole and a second contact hole that expose the second main voltage line and the second sub voltage line, respectively.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded May 9, 2014
From: KOO, BON-YONG; SON, DONG YEON
To: SAMSUNG DISPLAY CO., LTD.
Reel/Frame 032864/0970 →
Priority Claims (1)
KR 10-2014-0001803 · Jan 7, 2014 · national
Continuity (1)
Related Publication 20150194444A1 · Jul 9, 2015