Array substrate, flexible display device and electronic device
The present disclosure provides an array substrate, a flexible display device and an electronic device. The array substrate includes a flexible substrate, and an array layer formed on the flexible substrate. The flexible substrate is bendable, and the array layer includes: signal transmission lines including a plurality of data lines and a plurality of gate lines which are arranged on the flexible substrate in a crisscross manner so as to define a plurality of subpixel regions; and a TFT arranged at each subpixel region and connected to the corresponding data line and gate line. At least portions of the signal transmission lines are formed as bending curves whose travelling direction is parallel to a side of the flexible substrate.
1. An array substrate, comprising a flexible substrate, and an array layer formed on the flexible substrate, the flexible substrate being bendable, wherein the array layer comprises:
signal transmission lines including a plurality of data lines and a plurality of gate lines which are arranged on the flexible substrate in a crisscross manner so as to define a plurality of subpixel regions; and
a thin film transistor (TFT) arranged at each subpixel region and connected to the corresponding data line and gate line,
wherein at least portions of the signal transmission lines are formed as bending curves whose travelling direction is parallel to a side of the flexible substrate.
2. The array substrate according to claim 1 , wherein the bending curve is of a zigzag shape.
3. The array substrate according to claim 1 , wherein the side of the flexible substrate is bendable.
4. The array substrate according to claim 1 , wherein one of the data line and the gate line is a bending curve, while the other one of the data line and the gate line is an oblique straight line.
5. The array substrate according to claim 4 , wherein the signal transmission lines formed as the bending curves comprise a plurality of first line segments angled at a first angle relative to the side of the flexible substrate and a plurality of second line segments angled at a second angle relative to the side of the flexible substrate, and the plurality of first line segments and the plurality of second line segments are arranged alternately and connected to each other in an end-to-end manner.
6. The array substrate according to claim 5 , wherein the first line segments of the signal transmission lines are arranged at a plurality of first straight lines parallel to each other, and the second line segments are arranged at a plurality of second straight lines parallel to each other.
7. The array substrate according to claim 5 , wherein the first line segment is connected to the second line segment in an arc connection manner.
8. The array substrate according to claim 6 , wherein the signal transmission lines formed as the oblique straight lines intersect one of the first line segments and the second line segments, so as to define the subpixel region.
9. The array substrate according to claim 8 , wherein the signal transmission lines formed as the oblique straight lines are parallel to the other one of the first line segments and the second line segments.
10. The array substrate according to claim 4 , wherein the oblique straight line is angled at 45° or 135° relative to the side of the flexible substrate.
11. The array substrate according to claim 4 , wherein at regions where the data lines and the gate lines intersect each other, the data lines are perpendicular to the gate lines.
12. The array substrate according to claim 1 , wherein the gate lines and the data lines are formed on the flexible substrate sequentially, the data lines are arranged at an identical layer, the gate lines are arranged at an identical layer, and the data lines and the gate lines are arranged at different layers and separated from each other by an insulating layer.
13. The array substrate according to claim 1 , further comprising a driving module configured to output driving signals to the data lines and the gate lines.
14. The array substrate according to claim 13 , wherein the flexible substrate comprises a bendable display region and an unbendable non-display region, and the driving module is arranged at the non-display region.
15. The array substrate according to claim 13 , wherein the driving module is configured to drive the data lines and the gate lines simultaneously, or includes a data driving module for driving the data lines individually and a gate driving module for driving the gate lines individually.
16. A flexible display device comprising the array substrate according to claim 1 .
17. An electronic device comprising the flexible display device according to claim 16 .
18. The flexible display device according to claim 16 , wherein the side of the flexible substrate is bendable.
19. The flexible display device according to claim 16 , wherein one of the data line and the gate line is a bending curve, while the other one of the data line and the gate line is an oblique straight line.
20. The flexible display device according to claim 16 , wherein the bending curve is of a zigzag shape.