CN203445121U - Array substrate, flexible display device and electronic device - Google Patents
Array substrate, flexible display device and electronic device Download PDFInfo
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- CN203445121U CN203445121U CN201320548279.8U CN201320548279U CN203445121U CN 203445121 U CN203445121 U CN 203445121U CN 201320548279 U CN201320548279 U CN 201320548279U CN 203445121 U CN203445121 U CN 203445121U
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Abstract
The embodiment of the utility model provides an array substrate, a flexible display device and an electronic device. The array substrate comprises a flexible substrate and an array layer which is formed on the flexible substrate. The array substrate is characterized in that the array layer comprises a number of gate lines, a number of data lines and thin film transistors which are arranged in sub-pixel regions and are connected with corresponding data lines and gate lines, wherein the data lines and the gate lines are mutually crossed to form a number of sub-pixel regions on the flexible substrate; a number of data lines/gate lines comprise first signal transmission lines and second signal transmission lines, wherein the length of each second signal transmission line is greater than the length of each first signal transmission line, and the cross section area of each second signal transmission line is greater than the cross section area of each first signal transmission line; and the first transmission delay inequality between the first signal transmission lines and the second signal transmission lines, which have different cross section areas, is less than the second transmission delay inequality between the first signal transmission lines and the second signal transmission lines, which have the same cross section area. According to the utility model, the delay inequality between the signal transmission lines is reduced.
Description
Technical field
The utility model relates to flexible demonstration, particularly a kind of array base palte, flexible display device and electronic equipment.
Background technology
Adagio shows that (Flexible displays) refers to that a class used flexible base, board, can manufacture ultra-thin, super large, flexible display device or Display Technique.The flexible main feature showing can be described with three words: thin, light, soft.
The flexible base, board of prior art is generally divided into two regions: a part is non-bending region, a part is bent region, as shown in Figure 1, array base palte 1 is wherein arranging the position that drives chip 4 for can not bent area, this drives chip 4 to be connected with data wire 2 and grid line 3, drives the thin-film transistor TFT5 arranging in panel.
As shown in Figure 1, in prior art, data wire 2 and grid line 3 are to arrange in the mode of a side perpendicular to flexible base, board, and and the cross section of data wire/grid line is all identical.
In mode shown in Fig. 1, the cross section of data wire/grid line is identical, is applicable to the identical situation of length of data wire/grid line, and the time delay that now signal transmits on data wire/grid line is also identical.But the wire laying mode of this data wire/grid line is only applicable to the situation shown in Fig. 1, all can causes in other cases the propagation delay time of different data wires different, and then cause display performance to reduce.
Utility model content
The object of the utility model embodiment is to provide a kind of array base palte, flexible display device and electronic equipment, can improve display performance.
To achieve these goals, the utility model embodiment provides a kind of array base palte, comprises flexible base, board and the array layer forming on flexible base, board, and wherein, described array layer comprises:
Many grid lines and many data wires, mutually intersect at and on described flexible base, board, form a plurality of sub-pixel area;
Be arranged at the thin-film transistor in described sub-pixel area, be connected with grid line with corresponding data wire;
Wherein, described many data wire/grid lines comprise that first signal transmission line and length are greater than the secondary signal transmission line of the length of first signal transmission line, the area of section of described secondary signal transmission line is greater than the area of section of described first signal transmission line, makes the different first signal transmission line of area of section and the first transmission time delay difference between secondary signal transmission line be less than first signal transmission line that area of section is identical and the second transmission time delay difference between secondary signal transmission line.
Above-mentioned array base palte, wherein, any two data wire/grid lines that length is different, the area of section of data wire/grid line that length is longer is greater than the area of section of the shorter data wire/grid line of length.
Above-mentioned array base palte, wherein, described first signal transmission line is identical with the cross-sectional width of secondary signal transmission line, and the section thickness of secondary signal transmission line is greater than the section thickness of first signal transmission line.
Above-mentioned array base palte, wherein, described data wire and/or grid line are not equal to 90 degree with respect to the angle of any one side of described flexible base, board.
Above-mentioned array base palte, wherein, described data wire is mutually vertical with grid line, and the angle of a side of data wire and described flexible base, board at 30 degree between 60 degree.
Above-mentioned array base palte, wherein, the angle of a side of data wire and described flexible base, board is 45 degree.
Above-mentioned array base palte, wherein,
According to the orientation of described data wire/grid line, described data wire/grid line is divided into two parts;
According to the orientation of described data wire/grid line, wherein in data wire/grid line of a part, the length of data wire be formerly less than after the length of data wire, in the data wire of another part, the length of data wire be formerly greater than after the length of data wire.
In order better to realize above-mentioned purpose, the utility model embodiment also provides a kind of flexible display device, comprises above-mentioned array base palte arbitrarily.
In order better to realize above-mentioned purpose, the utility model embodiment also provides a kind of electronic equipment, comprises above-mentioned flexible display device.
The utility model embodiment has following beneficial effect:
In the utility model embodiment, for many data wire/grid lines, larger compared with its corresponding area of section of long data line/grid line, so its resistance is corresponding reduces, and has therefore made up due to the long time delay of bringing of length, has improved display performance.
Accompanying drawing explanation
Fig. 1 represents the structural representation of the flexible array substrate of prior art;
Fig. 2 a-2c represents to cause the schematic diagram of a kind of situation that data wire/grid line length is different;
Fig. 3 represents to cause the schematic diagram of the another kind of situation that data wire/grid line length is different;
Fig. 4 a-4b represents the signal transmssion line of the utility model embodiment and the schematic diagram of flexible base, board side angle;
Fig. 5 is that the effect of the array base palte of the utility model embodiment compares schematic diagram;
Fig. 6 represents that the data wire of the flexible array substrate of the utility model embodiment is divided into two-part schematic diagram;
Fig. 7 represents the schematic diagram of formation technique of the metal film layer of the utility model embodiment;
Fig. 8 is the structural representation of the metal film layer of the variable thickness that forms in the utility model embodiment;
Fig. 9 is the structural representation that utilizes the signal transmssion line of the variable thickness that the metal film layer of Fig. 8 forms in the utility model embodiment.
Embodiment
The object of the utility model embodiment is to provide a kind of array base palte, flexible display device and electronic equipment, can improve display performance.In the utility model embodiment, for many data wire/grid lines, larger compared with its corresponding area of section of long data line/grid line, so its resistance is corresponding reduces, and has therefore made up due to the long time delay of bringing of length, has improved display performance.
Be understandable that, in the utility model specific embodiment, " first " and " second " represents unequal when comparing numerical relation, in mutual alignment relation, is comparatively speaking, not refers in particular to.For example: the first quantity is not equal to the second quantity; As claimed, a data wire A is the first data wire, and another data wire B can be called the second data wire, and comparatively speaking, data wire B also can be called the first data wire, and data wire A can be called the second data wire; In addition, the first data wire (or first grid line) can refer to a wherein data wire (or grid line), the essentially identical data wires of function (or grid line) such as (as identical in connected equal number thin-film transistor or length) that also can refer to have same characteristic features.
To achieve these goals, the utility model embodiment provides a kind of array base palte, comprises flexible base, board and the array layer forming on flexible base, board, and wherein, described array layer comprises:
Many grid lines and many data wires, mutually intersect at and on described flexible base, board, form a plurality of sub-pixel area;
Be arranged at the thin-film transistor in described sub-pixel area, be connected with grid line with corresponding data wire;
Wherein, described many data wire/grid lines comprise that first signal transmission line and length are greater than the secondary signal transmission line of the length of secondary signal transmission line, the area of section of described secondary signal transmission line is greater than the area of section of described first signal transmission line, makes the different first signal transmission line of area of section and the first transmission time delay difference between secondary signal transmission line be less than first signal transmission line that area of section is identical and the second transmission time delay difference between secondary signal transmission line.
At this, first should be noted that implication that " described many data wire/grid lines comprise that first signal transmission line and length are greater than the secondary signal transmission line of the length of secondary signal transmission line " show is to say in data wire/grid line, to have data wire/grid line that length is different.
In array base palte described in the utility model embodiment, when there is the different signal transmssion line of length, according to the difference of the two length, the area of section of the signal transmssion line that the length of control generation is different in manufacturing process, the area of section of longer signal transmssion line is larger, so its impedance effect is corresponding reduces, and therefore can make up due to the long time delay of bringing of its length, reduce the delay inequality between unlike signal transmission line, improved display performance.
In specific embodiment of the utility model, the different reason of length that forms different pieces of information line/grid line differs, below first with regard to two kinds of situations, illustrate as follows.
In Fig. 2 a-2c, wherein signal transmssion line vertical distribution, and along continuous straight runs is arranged in parallel, and can find, because the shape of display base plate is not that rectangle will cause the length of signal transmssion line different.
Fig. 3 is another kind of situation.
As shown in Figure 3, can find, flexible base, board 6 is wherein rectangular, but because signal transmssion line (comprising data wire 2 and grid line 3 in Fig. 3) is not equal to 90 degree (that is to say the side arranged askew with respect to flexible base, board) with respect to the angle of any one side of described flexible base, board 6, although so array base palte regular shape, but because signal transmssion line is with respect to flexible base, board arranged askew, now just there will be the different situation of length of signal transmssion line.
Being understandable that, is the structural relation of having simplified thin-film transistor and data wire, grid line in the utility model embodiment; Ordinary circumstance: the grid of thin-film transistor is connected with grid line, the source electrode of thin-film transistor (or drain electrode) is connected with data wire, and the drain electrode of thin-film transistor (or source electrode) is connected with pixel electrode (not shown); Because drain electrode and the source electrode of thin-film transistor are basic identical in manufacture craft, can exchange nominally.
Before mention, a key character of the utility model embodiment is: described many data wire/grid lines comprise that first signal transmission line and length are greater than the secondary signal transmission line of the length of first signal transmission line, and the area of section of described secondary signal transmission line is greater than the area of section of described first signal transmission line.
Above-mentioned feature is divided into multiple situation, is respectively described below.
< situation one >
When the length of data wire/grid line is different, the display performance of system determines by maximum transmitted time delay, and when the area of section of data wire/grid line is identical, maximum delay is determined by the data wire/grid line of length maximum and the data wire/grid line of length minimum.
Therefore,, in specific embodiment of the utility model, in situation one, the time delay that only need to reduce data wire/grid line of growing most just can reduce the time delay between data wire/grid line.Therefore in specific embodiment of the utility model, increases the area of section of the longest data wire/grid line, can reduce the time delay of data wire/grid line of growing most, so reduce the delay inequality between data wire/grid line.
This is described as follows.
Suppose and have 2m data lines/grid line, its length is respectively:
l；
l+Δ；
l+2Δ；
…
l+(2m-2)Δ、
l+(2m-1)Δ。
In the situation that area of section is identical, the delay inequality that adjacent data wire/grid line is corresponding is respectively:
T；
T；
……
T。
Between data wire/grid line that prior art middle section area is identical maximum delay poor be (2m-1) T.
And utilize the method for the utility model embodiment:
The delay inequality that adjacent data wire/grid line is corresponding is respectively:
T；
T；
……
T-ΔT。
, between data wire/grid line maximum delay poor be (2m-1) T-Δ T.
< situation two >
In situation one, suppose and have 2m data lines/grid line, its length is respectively:
l；
l+Δ；
l+2Δ；
…
l+(2m-2)Δ、
l+(2m-1)Δ。
In this case, in order to reduce time delay, the utility model embodiment is divided into n group by this 2m data lines/grid line according to length order from small to large, and (n is for being greater than 2, be less than the integer of 2m), wherein data wire/grid line the length in first group is the shortest, and data wire/grid line length in last group is the longest, but the area of section of data wire/grid line in each group is identical.
Meanwhile, the area of section of the data wire/grid line in first group is minimum, and the area of section of data wire/grid line in last group is maximum.
Under this situation, from the form of expression, every a few data lines/grid lines, its area of section strengthens.
< situation three >
In two kinds of above-mentioned situations, all there is data wire/grid line that area of section is identical, but in the most extreme situation, any two data wire/grid lines that length is different, the area of section of data wire/grid line that length is longer is greater than the area of section of the shorter data wire/grid line of length.
In this case, the area of section of supposing the first data lines/grid line is same as the prior art, according to length order from small to large, arrange, the delay inequality between any two data lines/grid line all can reduce, and between data wire/grid line, maximum delay is poor also can reduce.
This is described as follows.
Suppose and have 2m data lines/grid line, its length is respectively:
l；
l+Δ；
l+2Δ；
…
l+(2m-2)Δ、
l+(2m-1)Δ。
In the situation that area of section is identical, the delay inequality that adjacent data wire/grid line is corresponding is respectively:
T；
T；
……
T。
Between data wire/grid line maximum delay poor be (2m-1) T.
And utilize the method for the utility model embodiment:
The delay inequality that adjacent data wire/grid line is corresponding is respectively:
T-ΔT
1；
T-ΔT
2；
……
T-ΔT
2m-1。
, between data wire/grid line maximum delay poor be (2m-1) T-(Δ T
1+ Δ T
2+ ... + Δ T
2m-1).
In specific embodiment of the utility model, different with the area of section of secondary signal transmission line in order to guarantee first signal transmission line, can be in the following way:
Section thickness is identical, and the cross-sectional width of secondary signal transmission line is greater than the cross-sectional width of first signal transmission line; Or
Cross-sectional width is identical, and the section thickness of secondary signal transmission line is greater than the section thickness of first signal transmission line; Or
Cross-sectional width and highly all not identical, the product of the cross-sectional width of secondary signal transmission line and height is greater than the cross-sectional width of first signal transmission line and the product of height.
Take signal transmssion line as data wire be example: in the orientation of data wire, the area of section of data wire can be the first increases and then decreases that is related to of equal difference or geometric ratio;
Further, the relative diagonal of the area of section of data wire is symmetric arrays.Fig. 9 for example.
Certainly, consider the complexity of making, in actual manufacturing process, can preferentially adopt the second way.
In the utility model specific embodiment, first the angle of signal transmssion line and described flexible base, board side is described as follows.
First, in the utility model specific embodiment, the scope of the angle of the side of definition signal transmission line and flexible base, board is [0,90 degree], and all take viewing area data wire and flexible base, board side, to be equivalent to straight line (or line segment) be example.
As shown in Fig. 4 a, suppose that a is a side of flexible base, board, the angle of signal transmssion line b and a is defined as the Theta1 in Fig. 4 a, and in Fig. 4 b, the angle of signal transmssion line b and a is defined as the Theta2 in Fig. 4 b, and when a is vertical with b, the angle of a and b is orientated 90 degree as, and a is parallel with b or while overlapping, the angle of a and b is orientated 0 degree as.
In array base palte as shown in Figure 3, data wire and grid line are not equal to 90 degree with respect to the angle of any one side of described flexible base, board.That is to say, data wire 2/ grid line 3 all meets following relation with the angle Φ of any one side of flexible base, board: 0 ° of < Φ <90 °.
In a specific embodiment, in above-mentioned array base palte, data wire 2 and grid line 3 is mutually vertical, and the angle of a side of data wire and described flexible base, board at 30 degree between 60 degree.Consider on flexible base, board more pixel can be set, in a kind of implementation of optimum, the angle of a side of data wire and described flexible base, board is 45 degree.
The angular relationship of the etween the lines that the utility model embodiment mentions, length, the comparisons of quantity etc., are all to take in viewing area as example describes.
In specific embodiment of the utility model, the data wire/grid line of above-mentioned oblique setting is conducive to improve the bending property of substrate, in conjunction with Fig. 5, is described as follows.
As shown in Figure 5, suppose in Fig. 5, 51 is the signal transmssion line of a side layout perpendicular to flexible base, board of prior art, and 52 be the secondary signal transmission line of an oblique layout of side with respect to flexible base, board of the utility model embodiment, from figure, can find, because the length of secondary signal transmission line 52 is greater than the length of first signal transmission line 51, in substrate bending situation as shown in Figure 5, secondary signal transmission line 52 has the radius of curvature R 2 larger than the radius of curvature R of first signal transmission line 51 1, that is to say, the degree of crook of secondary signal transmission line 52 is lower than the degree of crook of first signal transmission line 81.
According to geometrical principle, if secondary signal transmission line 52 is 45 degree with respect to the angle of a side of flexible base, board, 1.4 times of left and right of the radius of curvature of the radius of curvature of secondary signal transmission line 52 the chances are secondary signal transmission line 81.
Therefore, the utility model embodiment, by with respect to the oblique signalization transmission line of a side of flexible base, board, has reduced in substrate bending situation, and therefore the degree of crook of signal transmssion line has improved the bending property of substrate.
Certainly, the utility model is identical with the first signal transmission line material of prior art with secondary signal transmission line in implementing, and acts on identical (for example, all as data wire) for example is introduced, but not as limit.
Consider the symmetry of substrate, in specific embodiment of the utility model, according to the orientation of described data wire/grid line, described data wire/grid line is divided into two parts;
According to the orientation of described data wire/grid line, wherein in data wire/grid line of a part, the length of data wire be formerly less than after the length of data wire, in the data wire of another part, the length of data wire be formerly greater than after the length of data wire.
In conjunction with Fig. 6, take signal transmssion line is described as follows as data wire.
As shown in Figure 6, in specific embodiment of the utility model, according to the orientation of described data wire, the diagonal 63 of flexible base, board is divided into first 61 and second portion 62 by described data wire;
Wherein in the included data wire of first 61, according to the orientation of described data wire, the length of data wire be formerly less than after the length of data wire, in the included data wire of second portion 62, according to the orientation of described data wire, the length of data wire be formerly less than after the length of data wire.
That is to say that, in the orientation of data wire, the length of data wire first increases, after reduce, be symmetric arrays.
The utility model embodiment also provides a kind of flexible display device, comprises above-mentioned array base palte arbitrarily.Wherein, the same above-described embodiment of the structure of array base palte and operation principle, does not repeat them here.In addition, the structure of other parts of flexible display device can, with reference to prior art, be not described in detail this herein.This flexible display device can be: crystal liquid substrate, Electronic Paper, LCD TV, liquid crystal display, DPF, mobile phone, panel computer etc. have product or the parts of any Presentation Function.
The utility model embodiment also provides a kind of electronic equipment, comprises above-mentioned flexible display device.
In order better to realize above-mentioned purpose, the utility model embodiment also provides a kind of manufacture method of array base palte, and described manufacture method comprises:
Form metal film layer;
Described metal film layer is carried out to etch processes, form many data wire/grid lines;
Wherein, described many data wire/grid lines comprise that first signal transmission line and length are greater than the secondary signal transmission line of the length of first signal transmission line, and the area of section of described secondary signal transmission line is greater than the area of section of described first signal transmission line.
In specific embodiment of the utility model, any two data wire/grid lines that length is different, the area of section of data wire/grid line that length is longer is greater than the area of section of the shorter data wire/grid line of length.
In a manner mentioned above, shown in Fig. 6, take data wire as example, in the direction in Fig. 6 shown in arrow, the length of data wire first increases, after reduce, according to the technical scheme of the utility model embodiment, if in etching process, the width of every data wire is identical,, in the orientation of data wire, the thickness of data wire first increases, and then reduces.
In specific embodiment of the utility model, the step of described formation metal film layer can be made by sputtering technology.
The manufacture method of above-mentioned array base palte, wherein, the step of described formation metal film layer as shown in Figure 7, specifically comprises:
By magnetic stripe 705, form a magnetic field 703, in the orientation of data wire/grid line to be produced, the magnetic field intensity in described magnetic field 703 diminishes after first becoming greatly;
The plasma inert gas of utilization after by electric field acceleration clashes into target 701, clashes into atom 702 surface deposition at substrate 704 under the effect in described magnetic field and forms described metal film layer.
In the utility model embodiment, by oblique magnetic stripe 705 is set after substrate, its orientation is identical with the orientation of data wire to be formed, by forming magnetic field between magnetic stripe 705, in the position of high-intensity magnetic field, plasma density is high, and film forming thickness is high.By by the substrate oblique setting of magnetic stripe 10 behind, so just can just in time correspond to the thickness rule on glass substrate, form metal film thickness as shown in Figure 8.
As shown in Figure 8, for the generalized section of the metal film layer of formation after above-mentioned technical process, in data wire orientation, can find, the thickness of the metal film layer 81 of formation first increases, and then reduces, and is symmetric arrays.
Wherein, the metal film layer that deposition forms, according to the orientation of data wire/grid line to be produced, is divided into two parts;
In the orientation of described data wire/grid line, wherein the thickness of a part of metal film layer increases gradually, and the thickness of another part metal film layer reduces gradually.
Certainly, should be understood that, above-mentioned data wire/grid line also can be realized by printing or other mode, in the utility model specific embodiment, is not specifically limited.
This regular corrugated film forming thickness, after etching completes, can realize effect as shown in Figure 9, wherein on long cabling, has thicker thickness, has thinner thickness, thereby realize the signal delay of homogeneous on short cabling.
The above is preferred implementation of the present utility model; should be understood that; for those skilled in the art; do not departing under the prerequisite of principle described in the utility model; can also make some improvements and modifications, these improvements and modifications also should be considered as protection range of the present utility model.
Claims (9)
1. an array base palte, comprises flexible base, board and the array layer forming on described flexible base, board, it is characterized in that, described array layer comprises:
Many grid lines and many data wires, mutually intersect at and on described flexible base, board, form a plurality of sub-pixel area;
Be arranged at the thin-film transistor in described sub-pixel area, be connected with grid line with corresponding data wire;
Wherein, described many data wire/grid lines comprise that first signal transmission line and length are greater than the secondary signal transmission line of the length of first signal transmission line, the area of section of described secondary signal transmission line is greater than the area of section of described first signal transmission line, makes the different first signal transmission line of area of section and the first transmission time delay difference between secondary signal transmission line be less than first signal transmission line that area of section is identical and the second transmission time delay difference between secondary signal transmission line.
2. array base palte according to claim 1, is characterized in that, any two data wire/grid lines that length is different, and the area of section of data wire/grid line that length is longer is greater than the area of section of the shorter data wire/grid line of length.
3. array base palte according to claim 1 and 2, is characterized in that, described first signal transmission line is identical with the cross-sectional width of secondary signal transmission line, and the section thickness of secondary signal transmission line is greater than the section thickness of first signal transmission line.
4. array base palte according to claim 1 and 2, is characterized in that, described data wire and/or grid line are not equal to 90 degree with respect to the angle of any one side of described flexible base, board.
5. array base palte according to claim 4, is characterized in that, described data wire is mutually vertical with grid line, and the angle of a side of described data wire and described flexible base, board at 30 degree between 60 degree.
6. array base palte according to claim 5, is characterized in that, the angle of a side of described data wire and described flexible base, board is 45 degree.
7. array base palte according to claim 1 and 2, is characterized in that:
According to the orientation of described data wire/grid line, described data wire/grid line is divided into two parts by the diagonal of flexible base, board;
According to the orientation of described data wire/grid line, wherein in data wire/grid line of a part, the length of data wire be formerly less than after the length of data wire, in the data wire of another part, the length of data wire be formerly greater than after the length of data wire.
8. a flexible display device, comprises the array base palte described in any one in claim 1-7.
9. an electronic equipment, comprises flexible display device claimed in claim 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320548279.8U CN203445121U (en) | 2013-09-04 | 2013-09-04 | Array substrate, flexible display device and electronic device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320548279.8U CN203445121U (en) | 2013-09-04 | 2013-09-04 | Array substrate, flexible display device and electronic device |
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| CN203445121U true CN203445121U (en) | 2014-02-19 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103456743A (en) * | 2013-09-04 | 2013-12-18 | 京东方科技集团股份有限公司 | Array substrate, manufacturing method of array substrate, flexible display device and electronic device |
| CN103926774A (en) * | 2014-04-02 | 2014-07-16 | 京东方科技集团股份有限公司 | Array substrate, flexible display device and electronic equipment |
| CN107680995A (en) * | 2017-11-02 | 2018-02-09 | 武汉天马微电子有限公司 | Display panel and display device |
| CN111383529A (en) * | 2018-12-31 | 2020-07-07 | 乐金显示有限公司 | Foldable display device |
-
2013
- 2013-09-04 CN CN201320548279.8U patent/CN203445121U/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103456743A (en) * | 2013-09-04 | 2013-12-18 | 京东方科技集团股份有限公司 | Array substrate, manufacturing method of array substrate, flexible display device and electronic device |
| CN103926774A (en) * | 2014-04-02 | 2014-07-16 | 京东方科技集团股份有限公司 | Array substrate, flexible display device and electronic equipment |
| WO2015149478A1 (en) * | 2014-04-02 | 2015-10-08 | 京东方科技集团股份有限公司 | Array substrate, flexible display device and electronic device |
| US9570021B2 (en) | 2014-04-02 | 2017-02-14 | Boe Technology Group Co., Ltd. | Array substrate, flexible display device and electronic device |
| CN107680995A (en) * | 2017-11-02 | 2018-02-09 | 武汉天马微电子有限公司 | Display panel and display device |
| CN107680995B (en) * | 2017-11-02 | 2023-08-08 | 武汉天马微电子有限公司 | Display panel and display device |
| CN111383529A (en) * | 2018-12-31 | 2020-07-07 | 乐金显示有限公司 | Foldable display device |
| US11387282B2 (en) | 2018-12-31 | 2022-07-12 | Lg Display Co., Ltd. | Foldable display apparatus |
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