CN110047881A - Display panel and display panel production method - Google Patents
Display panel and display panel production method Download PDFInfo
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- CN110047881A CN110047881A CN201910246835.8A CN201910246835A CN110047881A CN 110047881 A CN110047881 A CN 110047881A CN 201910246835 A CN201910246835 A CN 201910246835A CN 110047881 A CN110047881 A CN 110047881A
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/301—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements flexible foldable or roll-able electronic displays, e.g. thin LCD, OLED
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
- H10K59/10—OLED displays
- H10K59/12—Active-matrix OLED [AMOLED] displays
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
- H10K59/10—OLED displays
- H10K59/12—Active-matrix OLED [AMOLED] displays
- H10K59/1201—Manufacture or treatment
Abstract
The present invention provides a kind of display panel and display panel production method.Display panel definition has bent area and non-bent area, and the display panel successively includes substrate layer, array layer and luminescent layer from bottom to up, wherein is equipped with the first groove far from the array layer side on the substrate layer of the bent area.Display panel production method includes: production substrate layer step, etching substrate layer step and completes display panel making step.The present invention can enhance the bending angle stability of bent area, avoid causing because of its deformation that local stress is excessive and cracks or is broken.
Description
Technical field
The present invention relates to display field more particularly to a kind of display panel and display panel production methods.
Background technique
Active matrix organic light-emitting diode (AMOLED) display technology, compares traditional other display technologies, has
Frivolous, high contrast, low-response time, color high saturation etc. are a series of a little, wherein bent characteristic is that it is most outstanding excellent
One of point.
As shown in Figure 1, being a kind of typical AMOLED display panel structure of the prior art, adopted for bent area in practical generate
Membrane structure is protected with segmented.Display panel successively includes protective film layer (usually backboard) 1, flexible substrate layer 2 from bottom to up
With array layer 3.Display panel definition have bent area 10 and non-bent area 20, for convenient for bending, by the protective film layer 1 of bent area 10
Removing retains flexible substrate layer 2 and array layer 3 so that bent area 10 is thinner and is thus also respectively formed 11 He of the first protective film layer
Second protective film layer 12.
As shown in Fig. 2, bent area uses the structure of segmented protective film and substrate thinning in practical generation, as in Fig. 1
The protective film layer 1 with bent area 10 corresponding flexible substrate layer 2 is removed in structure basis to be partially stripped to form a groove 21.
As shown in figure 3, for the ideally bending angle formed after Fig. 2 bending, by being bent in bent area 3,
Bending angle according to actual needs depending on, generally make bending angle in symmetrical smooth curved.Specifically, display panel is as shown in Figure 3
Array layer 3 on further include luminescent layer 4 and thin-film encapsulation layer 5, show picture towards 5 side of thin-film encapsulation layer.
There is certain effect in terms of reducing stress with upper type, but be detrimental to bending angle (angle R) holding, to preventing the external world
The performance of stress interference is lower.In fact, because of bending process capability deficiency, the influence such as External force interference, the bending angle is caused not to be
Perfect condition, it may appear that the inside deformation of bending angle, or bending angularly deviate on one side, in turn result in and crack or be broken.
Summary of the invention
The object of the present invention is to provide a kind of display panels and display panel production method, can enhance the curved of bent area
Dog-ear stability, avoids causing because of its deformation that local stress is excessive and cracks or is broken.
To solve the above-mentioned problems, a kind of display panel is provided in one embodiment of the invention, definition has bent area and non-curved
Folding area, the display panel successively include substrate layer, array layer and luminescent layer from bottom to up, which is characterized in that are located at described curved
The first groove is equipped with far from the array layer side on the substrate layer of folding area.
Further, wherein the substrate layer includes flexible substrate layer, the first groove recess is set to the flexible liner
On bottom.
Further, wherein the width L of first groove is L=π × H ÷ n, wherein H is the depth of the first groove, n
For the number of the first groove.
Further, wherein the display panel includes at least two first grooves, two neighboring described first
The distance between groove S is S=π × (R1-H) ÷ n, and wherein R1 is the center of circle after the bending of bent area to the half of the first groove slot bottom
Diameter, H are the depth of the first groove, and n is the number of the first groove.
Further, wherein the substrate layer includes protective film layer, first groove runs through the protective film layer.
Further, wherein the material of the flexible substrate layer is polyimides.
Further, the second recessed of equidistant intervals distribution is additionally provided with wherein being located on the substrate layer of the bent area
Slot, the extending direction of second groove are vertical with the extending direction of first groove.
The production method of display panel described in any of the above embodiments is provided in further embodiment of this invention, comprising steps of
Substrate layer step is made, for coating polyimide solution, solidifying film layer forms flexible substrate layer, the flexible liner
Bottom constitutes substrate layer；
Etching substrate layer step forms the first groove, the first groove equidistant intervals distribution for etching substrate layer；
Cleaning treatment is carried out to the removing residue in the first groove；
Display panel making step is completed, to stack gradually in the flexible substrate layer far from first groove side
Make array layer and luminescent layer；The flexible substrate layer is bent towards first groove side, definition includes described first
Recess region is bent area, and definition includes that the light emitting layer area is non-bent area.
Further, wherein the production substrate layer step further includes production protective film layer step, in the flexibility
Substrate layer side makes protective film layer, etches the protective film layer using mask plate and laser irradiation, the mask plate is in fence
Type is equipped with shading region and the transparent area of equidistant intervals distribution, and the width L of the shading region is L=π × H ÷ n, and wherein H is
The depth of first groove, n are the number of the first groove；The protective film layer the first groove of formation after etching, described first
Groove runs through the protective film layer.
Further, wherein the etching substrate layer step further includes intersecting etching protective film layer step, to etch institute
State the second groove that substrate layer forms equidistant intervals distribution, the extending direction of second groove and prolonging for first groove
It is vertical to stretch direction.
It is an advantage of the current invention that providing a kind of display panel and display panel production method, the curved of bent area can be enhanced
Dog-ear stability, avoids causing because of its deformation that local stress is excessive and cracks or is broken.
Detailed description of the invention
Fig. 1 is a kind of display panel structure schematic diagram of the prior art；
Fig. 2 is that Fig. 1 carries out the structural schematic diagram after substrate thinning；
Fig. 3 is the structural schematic diagram after Fig. 2 is bent；
Fig. 4 is one of first embodiment of the invention display panel structure schematic diagram；
Fig. 5 is that the present invention is bending region structure top view in Fig. 4；
Fig. 6 is that the present invention is bending region structure sectional view in Fig. 4；
Fig. 7 is one of second embodiment of the invention display panel structure schematic diagram；
Fig. 8 is that the present invention is bending region structure top view in Fig. 7；
Fig. 9 is that the present invention is bending region structure sectional view in Fig. 7；
Figure 10 is one of third embodiment of the invention display panel structure schematic diagram；
Figure 11 is that the present invention is bending region structure sectional view in Figure 10；
Figure 12 is one of fourth embodiment of the invention display panel bending region structure top view；
Figure 13 is the production flow diagram of one of first embodiment of the invention display panel；
Figure 14 is the production flow diagram of one of second embodiment of the invention or 3rd embodiment display panel；
Figure 15 is the production flow diagram of one of fourth embodiment of the invention display panel.
Component mark is as follows in figure:
1, protective film layer, 2, flexible substrate layer, 3, array layer, 4, luminescent layer,
5, thin-film encapsulation layer, 6, substrate layer, 10, bent area, 20, non-bent area,
11, the first protective film layer, the 12, second protective film layer, 21, groove,
61, the first groove, the 62, second groove.
Specific embodiment
In the description of the present invention, it is to be understood that, term " center ", " longitudinal direction ", " transverse direction ", " length ", " width ",
" thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside", " up time
The orientation or positional relationship of the instructions such as needle ", " counterclockwise " is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of
The description present invention and simplified description, rather than the device or element of indication or suggestion meaning must have a particular orientation, with spy
Fixed orientation construction and operation, therefore be not considered as limiting the invention.In addition, term " first ", " second " are only used for
Purpose is described, relative importance is not understood to indicate or imply or implicitly indicates the quantity of indicated technical characteristic.
" first " is defined as a result, the feature of " second " can explicitly or implicitly include one or more feature.?
In description of the invention, the meaning of " plurality " is two or more, unless otherwise specifically defined.
It should, furthermore, be noted that in some alternative implementations, the methodical step of institute described herein
Suddenly can occur out of order.For example, being shown as continuous two steps actually can substantially be performed simultaneously or the two steps
It can execute in reverse order sometimes.
It please refers to shown in Fig. 4~Figure 12, a kind of display panel is provided in one embodiment of the invention, definition has 10 He of bent area
Non- bent area 20, the display panel successively include substrate layer 6, array layer 3 and luminescent layer 4 from bottom to up, wherein are located at described
The first groove 61 is equipped with far from 3 side of array layer on the substrate layer 6 of bent area 10.
It please refers to shown in Fig. 4, a kind of display panel provided for the embodiment of the present invention one.Wherein, the substrate layer 6 includes
Flexible substrate layer 2, the recess of the first groove 61 are set in the flexible substrate layer 2.The material of the flexible substrate layer 2 is preferred
For polyimides.
It please refers to shown in Fig. 5, the bending region structure top view in a kind of display panel provided for embodiment one.Described
The width of one groove 61 is L, and substrate layer 6 is divided into multiple cell blocks, as distance between the cell block of adjacent substrate layer 6,
The width L of first groove 61 is L=π × H ÷ n, and wherein H is the depth of the first groove, and n is the number of the first groove.
Specifically, please referring to shown in Fig. 4, R1 is that the radius of the first groove slot bottom, Rl is curved in the center of circle after bent area is bent
Desired design value after folding, R2 are the cell block formation radius of equivalent circle of adjacent substrate layer 6 after the bending of bent area, and H is first recessed
The depth of slot, therefore approximate calculation R2=R1-H (formula 1)；If n groove, the unit of existing n-1 substrate layer 6 are designed in bent area
Block, the first recess width are L, and the cell block width of substrate layer 6 is S, then needs to meet n × L+ (n-1) × S=P π × Rl (formula
2)；When n is larger, formula 2 is closely n × (L+S)=π × Rl (formula 3)；If bent area bends metacoxal plate layer 6 and forms inner circle, and
And adjacent cells form support construction fastly, then need to meet θ=Rl × 360 ° (S+L)/2 π=R2 × 360 ° S/2 π, after abbreviation arranges
For S × (R1-R2)=L × R2, substitutes into formula 1 and obtain: S × H=L × R2 (formula 4)；Formula 4 is substituted into formula 3 to obtain: S=π ×
(Rl-H)/n, L=π × H/n.
It please refers to shown in Fig. 6, the bending region structure sectional view in a kind of display panel provided for embodiment one.Wherein,
The display panel includes at least two first grooves 61, and the distance between two neighboring described first groove 61 S is S
=π × (R1-H) ÷ n, wherein R1 is that the radius of the first groove slot bottom, H is the depth of the first groove in the center of circle after bent area is bent
Degree, n are the number of the first groove.Two neighboring first groove, 61 spacing distance is to be located at the described of the bent area 10
The width S of substrate layer 6.
It please refers to shown in Fig. 7, is a kind of display panel provided by Embodiment 2 of the present invention.Wherein, the substrate layer 6 also wraps
The protective film layer 1 being located under the flexible substrate layer 2 is included, first groove 61 extends to the protective film layer 1, i.e. institute at this time
The first groove 61 is stated through the protective film layer 1.In the present embodiment, the protective film layer 1 is preferably backboard.
It please refers to shown in Fig. 8, the bending region structure top view in a kind of display panel provided for embodiment two.Described
The width L of one groove 61 is L=π × H ÷ n, and wherein H is the depth of the first groove, and n is the number of the first groove, as adjacent
Distance between substrate layer 6.
It please refers to shown in Fig. 9, the bending region structure sectional view in a kind of display panel provided for embodiment two.Wherein,
The display panel includes at least two first grooves 61, and the distance between two neighboring described first groove 61 S is S
=π × (R1-H) ÷ n, wherein R1 is that the radius of the first groove slot bottom, H is the depth of the first groove in the center of circle after bent area is bent
Degree, n are the number of the first groove.Two neighboring first groove, 61 spacing distance is to be located at the described of the bent area 10
The width S of substrate layer 6.
It please refers to shown in Figure 10, is a kind of display panel that the embodiment of the present invention three provides, with the embodiment of the present invention two
There is provided a kind of display panel the difference is that, in the flexible substrate layer 2 include first groove 61.I.e. described first
Groove 61 is through the protective film layer 1 and is located in the flexible substrate layer 2.The depth H of first groove 61 is the guarantor
The sum of groove depth on 1 thickness of cuticular layer and the flexible substrate layer 2.
It please refers to shown in Figure 11, the bending region structure sectional view in a kind of display panel provided for embodiment three is thin
Substrate layer 6 after change.Wherein, the display panel include at least two first grooves 61, two neighboring described first
The distance between groove 61 S is S=π × (R1-H) ÷ n, and wherein R1 is the center of circle after the bending of bent area to the half of the first groove slot bottom
Diameter, H are the depth of the first groove, and n is the number of the first groove.Two neighboring first groove, 61 spacing distance is to be located at
The width S of the substrate layer 6 of the bent area 10.
It please refers to shown in Figure 12, for a kind of display panel bending region structure top view that the embodiment of the present invention four provides, packet
Above-mentioned all technical solutions are included, difference is, is additionally provided with equidistant intervals on the substrate layer 6 of the bent area 10
Second groove 62 of distribution, the extending direction of second groove 62 are vertical with the extending direction of first groove 61.It is preferred that
, the depth of second groove 62 is identical as the depth of first groove 61, both difference is only that extending direction not
Together.
It please refers to shown in Figure 13, the production side of display panel described in any of the above embodiments is provided in further embodiment of this invention
Method, comprising steps of
S1, production substrate layer step, for coating polyimide solution, solidifying film layer forms flexible substrate layer 2, described soft
Property substrate layer 2 constitute substrate layer 6；
S2, etching substrate layer step form the first groove 61 for etching substrate layer 6, and first groove 61 is equidistant
It is spaced apart；Cleaning treatment is carried out to the removing residue in the first groove 61；
S3, complete display panel making step, for the flexible substrate layer 2 far from 61 side of the first groove according to
Sublevel, which folds, makees array layer 3 and luminescent layer 4；The flexible substrate layer 2 is bent towards 61 side of the first groove, it is fixed
Justice includes that 61 region of the first groove is bent area 10, and definition includes that 4 region of luminescent layer is non-bent area 20.
It please refers to shown in Figure 14, the S1 production substrate layer step further includes S11 production protective film layer step, in institute
2 side of flexible substrate layer production protective film layer 1 is stated, etches the protective film layer 1, the exposure mask using mask plate and laser irradiation
Plate is in palisading type, is equipped with shading region and the transparent area of equidistant intervals distribution, and the width of the shading region is L, L=π × H ÷
N, wherein H is the depth of the first groove, and n is the number of the first groove；The protective film layer 1 after etching forms the first groove
61, first groove 61 runs through the protective film layer 1.Wherein first groove 61 can also etch the flexible substrate layer
2, i.e., the etch depth difference of described first groove 61 can form two different structures.
It please refers to shown in Figure 15, the S2 etching substrate layer step further includes that S21 intersects etching protective film layer step, is
Etch the second groove 62 that the substrate layer 6 forms equidistant intervals distribution, the extending direction of second groove 62 with it is described
The extending direction of first groove 61 is vertical.
It is an advantage of the current invention that providing a kind of display panel and display panel production method, the curved of bent area can be enhanced
Dog-ear stability, avoids causing because of its deformation that local stress is excessive and cracks or is broken.Display panel can be used for list
Face show or dual-face display apparatus in.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
Member, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications also should be regarded as
Protection scope of the present invention.
Claims (10)
1. a kind of display panel, definition has a bent area and non-bent area, the display panel successively include from bottom to up substrate layer,
Array layer and luminescent layer, which is characterized in that be equipped on the substrate layer of the bent area far from the array layer side
First groove.
2. display panel according to claim 1, which is characterized in that the substrate layer includes flexible substrate layer, and described
One groove recess is set in the flexible substrate layer.
3. display panel according to claim 1, which is characterized in that the width L of first groove is L=π × H ÷ n,
Wherein H is the depth of the first groove, and n is the number of the first groove.
4. display panel according to claim 1, which is characterized in that including at least two first grooves, adjacent two
The distance between a first groove S is S=π × (R1-H) ÷ n, and wherein R1 is the center of circle after the bending of bent area to the first groove
The radius of slot bottom, H are the depth of the first groove, and n is the number of the first groove.
5. display panel according to claim 1 or 2, which is characterized in that the substrate layer includes protective film layer, and described
One groove runs through the protective film layer.
6. display panel according to claim 2, which is characterized in that the material of the flexible substrate layer is polyimides.
7. described in any item display panels according to claim 1~6, which is characterized in that the base positioned at the bent area
The second groove of equidistant intervals distribution, the extending direction of second groove and prolonging for first groove are additionally provided on plate layer
It is vertical to stretch direction.
8. a kind of production method of display panel as described in any one of claims 1 to 7, which is characterized in that comprising steps of
Substrate layer step is made, for coating polyimide solution, solidifying film layer forms flexible substrate layer, the flexible substrate layer
Constitute substrate layer；
Etching substrate layer step forms the first groove, the first groove equidistant intervals distribution for etching substrate layer；To
Removing residue in one groove carries out cleaning treatment；
Display panel making step is completed, to stack gradually production far from first groove side in the flexible substrate layer
Array layer and luminescent layer；The flexible substrate layer is bent towards first groove side, definition includes first groove
Region is bent area, and definition includes that the light emitting layer area is non-bent area.
9. a kind of production method of display panel as claimed in claim 8, which is characterized in that the production substrate layer step is also
Including making protective film layer step, it is
Protective film layer is made in the flexible substrate layer side, etches the protective film layer, institute using mask plate and laser irradiation
Mask plate is stated in palisading type, is equipped with shading region and the transparent area of equidistant intervals distribution, the width of the shading region is L, L=
π × H ÷ n, wherein H is the depth of the first groove, and n is the number of the first groove；The protective film layer after etching forms the
One groove, first groove run through the protective film layer.
10. a kind of production method of display panel as claimed in claim 8 or 9, which is characterized in that the etching substrate layer step
It suddenly further include intersecting etching protective film layer step, to etch the second groove that the substrate layer forms equidistant intervals distribution,
The extending direction of second groove is vertical with the extending direction of first groove.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910246835.8A CN110047881B (en) | 2019-03-29 | 2019-03-29 | Display panel and manufacturing method thereof |
| PCT/CN2019/086220 WO2020199306A1 (en) | 2019-03-29 | 2019-05-09 | Display panel and display panel fabrication method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910246835.8A CN110047881B (en) | 2019-03-29 | 2019-03-29 | Display panel and manufacturing method thereof |
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| CN110047881A true CN110047881A (en) | 2019-07-23 |
| CN110047881B CN110047881B (en) | 2021-03-16 |
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| CN201910246835.8A Active CN110047881B (en) | 2019-03-29 | 2019-03-29 | Display panel and manufacturing method thereof |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104347000A (en) * | 2013-08-07 | 2015-02-11 | 三星显示有限公司 | Window panel for a display apparatus |
| CN107195253A (en) * | 2017-07-26 | 2017-09-22 | 武汉天马微电子有限公司 | Foldable flexible display device |
| CN108305880A (en) * | 2018-02-27 | 2018-07-20 | 京东方科技集团股份有限公司 | Flexible base board and preparation method thereof, display device |
| CN108461531A (en) * | 2018-04-09 | 2018-08-28 | 京东方科技集团股份有限公司 | Flexible array substrate and preparation method thereof and flexible display panels |
| CN108598138A (en) * | 2018-06-26 | 2018-09-28 | 武汉天马微电子有限公司 | Display panel and preparation method thereof and display device |
| CN108877515A (en) * | 2018-06-07 | 2018-11-23 | 武汉华星光电半导体显示技术有限公司 | A kind of display panel, display module and electronic device |
| CN109148534A (en) * | 2018-08-21 | 2019-01-04 | 武汉华星光电半导体显示技术有限公司 | display panel and electronic device |
| CN109360845A (en) * | 2018-10-24 | 2019-02-19 | 京东方科技集团股份有限公司 | Display base plate and preparation method thereof, display device and preparation method thereof, display device |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102250053B1 (en) * | 2015-05-19 | 2021-05-11 | 삼성디스플레이 주식회사 | Flexible display apparatus and the manufacturing method thereof |
| CN105977398B (en) * | 2016-07-08 | 2018-01-12 | 京东方科技集团股份有限公司 | A kind of encapsulation cover plate and preparation method thereof, display device |
| CN107742639B (en) * | 2017-11-27 | 2020-10-13 | 深圳市华星光电技术有限公司 | Flexible OLED display panel and display device |
| CN108155218A (en) * | 2017-12-29 | 2018-06-12 | 云谷（固安）科技有限公司 | Flexible display screen |
| CN109411623A (en) * | 2018-09-30 | 2019-03-01 | 云谷（固安）科技有限公司 | A kind of display panel |
-
2019
- 2019-03-29 CN CN201910246835.8A patent/CN110047881B/en active Active
- 2019-05-09 WO PCT/CN2019/086220 patent/WO2020199306A1/en active Application Filing
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104347000A (en) * | 2013-08-07 | 2015-02-11 | 三星显示有限公司 | Window panel for a display apparatus |
| CN107195253A (en) * | 2017-07-26 | 2017-09-22 | 武汉天马微电子有限公司 | Foldable flexible display device |
| CN108305880A (en) * | 2018-02-27 | 2018-07-20 | 京东方科技集团股份有限公司 | Flexible base board and preparation method thereof, display device |
| CN108461531A (en) * | 2018-04-09 | 2018-08-28 | 京东方科技集团股份有限公司 | Flexible array substrate and preparation method thereof and flexible display panels |
| CN108877515A (en) * | 2018-06-07 | 2018-11-23 | 武汉华星光电半导体显示技术有限公司 | A kind of display panel, display module and electronic device |
| CN108598138A (en) * | 2018-06-26 | 2018-09-28 | 武汉天马微电子有限公司 | Display panel and preparation method thereof and display device |
| CN109148534A (en) * | 2018-08-21 | 2019-01-04 | 武汉华星光电半导体显示技术有限公司 | display panel and electronic device |
| CN109360845A (en) * | 2018-10-24 | 2019-02-19 | 京东方科技集团股份有限公司 | Display base plate and preparation method thereof, display device and preparation method thereof, display device |
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| CN110047881B (en) | 2021-03-16 |
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