CN108845449A - Flexible display panels and its manufacturing method - Google Patents
Flexible display panels and its manufacturing method Download PDFInfo
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- CN108845449A CN108845449A CN201810679139.1A CN201810679139A CN108845449A CN 108845449 A CN108845449 A CN 108845449A CN 201810679139 A CN201810679139 A CN 201810679139A CN 108845449 A CN108845449 A CN 108845449A
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- Prior art keywords
- black matrix
- matrix layer
- transparent
- substrate
- sealant
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/133509—Filters, e.g. light shielding masks
- G02F1/133512—Light shielding layers, e.g. black matrix
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/133509—Filters, e.g. light shielding masks
- G02F1/133514—Colour filters
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1339—Gaskets; Spacers; Sealing of cells
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- General Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Optics & Photonics (AREA)
- Liquid Crystal (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The application discloses a kind of flexible display panels and its manufacturing method.The manufacturing method includes：Form color membrane substrates and array substrate, the array substrate includes yellow PI substrate, the color membrane substrates include transparent PI substrate and the black matrix layer that is formed in transparent PI substrate, and the black matrix layer offers transparent area in the part of the non-display area of flexible display panels；By color membrane substrates and array substrate to box, and sealant is set therebetween, sealant is least partially overlapped with transparent area；UV illumination is carried out from color membrane substrates side, so that UV light exposes to sealant and make its solidification through transparent PI and transparent area.Based on this, the application can be conducive to the solidification of sealant.
Description
Technical field
This application involves technical field of liquid crystal display, in particular to a kind of flexible display panels and its manufacturing method.
Background technique
Currently, flexible display panels generally use very thin glass (i.e. the minimum transparent glass of thickness), transparent PI
(Polyimide, polyimides), yellow PI make substrate (also known as flexible substrates).Wherein, very thin glass is easy in bending
Broken, industry is compared to yellow PI substrate using less, although transparent PI substrate also has flexible strong, impact resistance etc. excellent
Point, but it introduces alicyclic structure, containing fluorine structure, sulfuryl or ehter bond etc., destroys the planar conjugate of polyester-imide molecular structure,
Thermal decomposition temperature is lower.Therefore, keep steady in the high temperature process such as the semiconductor of flexible display panels in order to ensure flexible substrates
It is fixed, industry mainstream is had become using yellow PI production flexible substrates.But yellow PI substrate is to short wavelength (wavelength is less than 430nm)
The transmitance of light is lower.
As shown in connection with fig. 1, flexible display panels 10 include the color membrane substrates 12 and array substrate 11, Yi Jishe of relative spacing
It is placed in sealant 13 between the two, which is located at the non-display area 14 of flexible display panels 10, and is set to array
On the fan-shaped cabling (fanout, also known as metal fanout, i.e. metal sector cabling) 111 of substrate 11,12 direction of color membrane substrates
The side of array substrate 11 is equipped with black matrix layer 121, and the non-display area of color membrane substrates 12 is completely covered in the black matrix layer 121
14, in the solidification process to sealant 13, shown in blank arrowhead as shown in connection with fig. 2, carried out from the side of array substrate 11
UV (Ultraviolet, ultraviolet light) illumination, UV light penetrate from the yellow PI substrate 112 of array substrate 11 and finally expose to envelope
Frame glue 13, so that the sealant 13 solidifies.But UV light is short wavelength light, transmitance of the yellow PI substrate 112 to UV light
Lower, this is obviously unfavorable for the solidification of sealant 13.
Summary of the invention
In view of this, the application provides a kind of flexible display panels and its manufacturing method, consolidating for sealant can be conducive to
Change.
The manufacturing method of the flexible display panels of one embodiment of the application, including：
Form color membrane substrates and array substrate, the color membrane substrates include transparent PI substrate and are formed in the transparent PI base
Black matrix layer on bottom, the black matrix layer offer transparent area in the part of the non-display area of the flexible display panels；
By the color membrane substrates and array substrate to box, and sealant is set therebetween, the sealant with it is described
Transparent area is least partially overlapped；
UV illumination is carried out from the color membrane substrates side, so that UV light shines through the transparent PI substrate and the transparent area
It is incident upon the sealant and solidifies the sealant.
The flexible display panels of one embodiment of the application, color membrane substrates and array substrate, Yi Jishe including relative spacing
It is placed in sealant between the two, the sealant is located at the non-display area of the flexible display panels, the color membrane substrates packet
The black matrix layer for including transparent PI substrate and being formed in the transparent PI substrate, the black matrix layer is in the flexible display panels
The part of non-display area offer transparent area, the transparent area allows UV light to penetrate and expose to the sealant so that described
Sealant solidification.
Beneficial effect：The application carries out UV illumination to sealant from the color membrane substrates side, and UV light penetrates color membrane substrates
Transparent PI substrate and black matrix layer transparent area, the sealant can be exposed to and solidify the sealant, due to
Transparent PI substrate is higher to the light transmittance of shortwave UV light, therefore the application can be conducive to the solidification of sealant.
Detailed description of the invention
Fig. 1 is the structural profile illustration of one embodiment of flexible display panels of the prior art；
Fig. 2 is the structural profile illustration of the flexible display panels of one embodiment of the application；
The flow diagram of one embodiment of manufacturing method of the flexible display panels of Fig. 3 the application；
Fig. 4 is the structural profile illustration of the flexible display panels of another embodiment of the application.
Specific embodiment
The technical solution of each embodiment of the application is clearly and completely described with reference to the accompanying drawing.It is not rushing
In the case where prominent, following embodiments and its technical characteristic be can be combined with each other.Also, directional terminology used by full text, example
Such as "upper", "lower" are for preferably describing each embodiment, are not intended to limit the protection scope of the application.
Fig. 2 is the structural profile illustration of the flexible display panels of one embodiment of the application.Referring to Fig. 2, Flexible Displays
Panel 20 including relative spacing array substrate (Thin Film Transistor Substrate, abbreviation TFT substrate, also known as
Thin film transistor base plate or Array substrate) 21 and color membrane substrates (Color Filter Substrate, abbreviation CF substrate, also known as
Colored filter substrate) 22 and the liquid crystal (liquid crystal molecule) 23 that is filled between two substrates.The liquid crystal 23 is located at array substrate
21 and color membrane substrates 22 superposition and sealing formed liquid crystal cell in.
Array substrate 21 includes substrate 211 and each layer structure being formed in the substrate 211, and substrate 211 uses yellow
PI material is made, also known as yellow PI substrate, and each layer structure includes but is not limited to be：Light shield layer, buffer layer, film are brilliant
Body pipe (Thin-film transistor, TFT), flatness layer and pixel electrode, wherein thin film transistor (TFT) includes being sequentially formed in
Polysilicon semiconductor layer (polycrystalline silicon, P-Si), insulating layer (Gate Insulation on buffer layer
Layer, GI, also known as gate insulating layer), grid, buffer layer (Interlayer dielectric isolation, ILD,
Also known as inter-level dielectric is isolated) and the source-drain electrode layer that is formed by source electrode and drain electrode, it is located at polysilicon semiconductor layer in view of grid
Top, the array substrate 21 can be considered with top gate type design.Certainly, the array substrate 21 can also use bottom gate type
Design.Setting and connection between above layers structure, see the prior art, are not repeated herein.
Color membrane substrates 22 include substrate 221 and each layer structure being formed in substrate 221, and substrate 221 uses transparent PI material
Material is made, also known as transparent PI substrate, and each layer structure includes but is not limited to be：Black matrix layer 222 and colored filter
(also known as color blocking) and protective layer, the colored filter may include red color resistance, green color blocking and blue color blocking.
Certainly, above-mentioned color membrane substrates 22 and array substrate 21 are also provided with other layer of structure, such as polaroid, diffusion
Piece, public electrode etc., these other layer of structure see the prior art, and the application is not shown all in the accompanying drawings.
It is provided with sealant 24 between the array substrate 21 and color membrane substrates 22, which can set for ring-type
It sets, and region and adhesion array substrate 21 and color membrane substrates 22 for limiting the liquid crystal cell, and controls the liquid
The thickness of brilliant box.In this, which is located in the non-display area 25 of the flexible display panels 20, specifically, the envelope frame
Glue 24 can be located on the fan-shaped cabling 212 of the array substrate 21.
Different from the prior art shown in FIG. 1, in the non-display area 25, the black matrix layer 222 is provided with interval setting
Multiple openings 223, it is described opening 223 allow short wavelength light (by taking UV light as an example) penetrate.The shape of these openings 223 includes but not
It is limited to for rectangle, circle.
In the manufacturing process of flexible display panels 20, specifically, by color membrane substrates 22 and array substrate 21 to box simultaneously
It is arranged after sealant 24 therebetween, the sealant 24 and 223 regions of multiple openings least partially overlapped (i.e. two
Person region is overlapped up and down), at this point, UV illumination is carried out from the outside of color membrane substrates 22 refering to blank arrowhead shown in Fig. 2,
UV light penetrates the transparent PI substrate 221 of color membrane substrates 22 and multiple openings 223 of black matrix layer 222, can expose to envelope frame
Glue 24, so that sealant 24 solidifies.
It is compared to the prior art shown in FIG. 1 and carries out UV illumination from 112 side of yellow PI substrate of array substrate 11, this
Application carries out illumination from transparent 221 side of PI substrate of the color membrane substrates 22, since the transparent PI substrate 221 is to shortwave UV
The light transmittance of light is higher, therefore the application can be conducive to the solidification of sealant 24.
In order to guarantee each layer planarization of color membrane substrates 22, it can be filled with translucent material in the opening 223, and in court
To the side of array substrate 21, the flush of the translucent material and black matrix layer 22.It should be understood that the translucent material should have
There is good light transmittance, can be any one of epoxy resin and polyester resin.
The flow diagram of one embodiment of manufacturing method of the flexible display panels of Fig. 3 the application.As shown in figure 3, described
The manufacturing method of flexible display panels may include step S31~S33.
S31：Form color membrane substrates and array substrate, the color membrane substrates include transparent PI substrate and are formed in transparent PI base
Black matrix layer on bottom, the black matrix layer offer transparent area in the part of the non-display area of flexible display panels.
S32：By color membrane substrates and array substrate to box, and sealant is set therebetween, the sealant with it is described
Transparent area is least partially overlapped.
S33：UV illumination is carried out from color membrane substrates side, so that UV light shines through the transparent PI substrate and the transparent area
It is incident upon sealant and solidifies the sealant.
The present embodiment the method can be used for being made flexible display panels 20 shown in Fig. 2, in this：
As shown in connection with fig. 2, in the step S31 for forming color membrane substrates 22, what the application was formed in transparent PI substrate 221
The non-display area 25 can be completely covered in black matrix layer 222, be then located at the non-display area 25 in the black matrix layer 222
Part forms multiple openings 223, and the multiple opening 223 can be considered above-mentioned transparent area.
Wherein, the application can be used etching technics and form the opening 223, specifically, form one in black matrix layer 222
Then layer photoresist is exposed photoresist using light shield, the developed removal of the photoresist of exposed portion, and unexposed portion
Photoresist can not develop remove and retained, then to black matrix layer 222 be not photo-etched glue covering region carve
Erosion, the black matrix layer 222 for removing the region form the opening 223, finally remove remaining photoresist.
The present embodiment the method can be used for being made flexible display panels 20 shown in Fig. 2, therefore has and implement with shown in Fig. 2
The identical beneficial effect of example.
Fig. 4 is the structural profile illustration of the flexible display panels of another embodiment of the application.For ease of description, the application
The structural detail of same names is identified using identical label.On the basis of the description of aforementioned embodiment illustrated in fig. 2, but and its
Unlike, the black matrix layer 222 of the present embodiment be only formed in the viewing area of flexible display panels 20 (Active Area, effectively
Viewing area) 26, and the non-display area 25 of flexible display panels 20 does not have any black matrix layer 222.
In the manufacturing process of flexible display panels 20, specifically, by color membrane substrates 22 and array substrate 21 to box simultaneously
It is arranged after sealant 24 therebetween, refering to blank arrowhead shown in Fig. 4, carries out UV from the outside of the color membrane substrates 22
Illumination, UV light penetrate the transparent PI substrate 221 and the non-display area 25 of the color membrane substrates 22, can expose to sealant
24, so that sealant 24 solidifies.
It is compared to the prior art shown in FIG. 1 and carries out UV illumination from 112 side of yellow PI substrate of array substrate 11, this
Application carries out illumination from transparent 221 side of PI substrate of the color membrane substrates 22, since the transparent PI substrate 221 is to shortwave UV
The light transmittance of light is higher, therefore the application can equally be conducive to the solidification of sealant 24.
Further, it in order to guarantee that each layer of color membrane substrates 22 planarizes, can also be filled in the non-display area 25
Translucent material, and in the side towards array substrate 21, the flush of the translucent material and black matrix layer 22.
The flexible display panels 20 of the present embodiment can also be made using method shown in Fig. 3, specifically, described transparent
During forming black matrix layer 222 in PI substrate 221, the black matrix layer 222 is only formed in the flexible display panels 20
Viewing area 26.Alternatively, the non-display area 25 is completely covered in the black matrix layer 222 formed in the transparent PI substrate 222,
Then the part that the black matrix layer 222 is located at the non-display area 25 is removed.
Wherein, the black matrix layer 222 is not set in the non-display area 25, can be considered that the black matrix layer 222 is also set
It is equipped with transparent area, which is the non-display area 25.
It should be understood that herein described transparent area there can also be other settings, it is not limited in multiple openings shown in Fig. 2
223 and black matrix layer shown in Fig. 4 222 design, if the transparent area and sealant 24 are least partially overlapped, and permission UV light
It is irradiated from transparent PI substrate 221 and exposes to sealant 24 through the transparent area and solidify the sealant 24.
Further, the flexible display panels 20 of the application are including but not limited to flexible liquid crystal panel, such as
LTPS (Low Temperature Poly-silicon, low-temperature polysilicon silicon technology) liquid crystal display panel.
Above is only an example of the present application, it is not intended to limit the scope of the patents of the application, it is all to utilize this Shen
Please made by specification and accompanying drawing content between equivalent structure or equivalent flow shift, such as each embodiment technical characteristic it is mutual
In conjunction with being applied directly or indirectly in other relevant technical fields, similarly includes in the scope of patent protection of the application.
Claims (10)
1. a kind of manufacturing method of flexible display panels, which is characterized in that the method includes：
It forms color membrane substrates and array substrate, the color membrane substrates includes transparent PI substrate and are formed in the transparent PI substrate
Black matrix layer, the black matrix layer offers transparent area in the part of the non-display area of the flexible display panels；
By the color membrane substrates and array substrate to box, and sealant is set therebetween, the sealant and the light transmission
Area is least partially overlapped；
UV illumination is carried out from the color membrane substrates side, so that UV light is exposed to through the transparent PI substrate and the transparent area
The sealant simultaneously solidifies the sealant.
2. the method according to claim 1, wherein the step of forming the color membrane substrates, including：
Black matrix layer is formed in the transparent PI substrate, the non-aobvious of the flexible display panels is completely covered in the black matrix layer
Show area；
Multiple openings are formed in the part that the black matrix layer is located at the non-display area, the opening allows the UV light to penetrate
And expose to the sealant.
3. according to the method described in claim 2, it is characterized in that, being located at the part of the non-display area in the black matrix layer
It is formed after multiple openings, the method also includes：
Fill translucent material in the opening, and in the side towards the array substrate, the translucent material with it is described black
Matrix layer is concordant.
4. according to the method described in claim 3, it is characterized in that, the translucent material includes in epoxy resin and polyester resin
It is any.
5. the method according to claim 1, wherein the step of forming the color membrane substrates, including：
Black matrix layer is formed in the transparent PI substrate, the black matrix layer is only formed in the display of the flexible display panels
Area；
Alternatively, forming black matrix layer in the transparent PI substrate, the non-display area is completely covered in the black matrix layer, and goes
Except the black matrix layer is located at the part of the non-display area.
6. according to the method described in claim 5, it is characterized in that, the method is also wrapped after forming the black matrix layer
It includes：
Fill translucent material in the non-display area, and in the side towards the array substrate, the translucent material with it is described
Black matrix layer is concordant.
7. a kind of flexible display panels, color membrane substrates and array substrate including relative spacing and it is set between the two
Sealant, the sealant are located at the non-display area of the flexible display panels, which is characterized in that the color membrane substrates include saturating
Bright PI substrate and the black matrix layer being formed in the transparent PI substrate, the black matrix layer are non-the flexible display panels
The part of viewing area offers transparent area, and the transparent area allows UV light to penetrate and expose to the sealant.
8. flexible display panels according to claim 7, which is characterized in that the black matrix layer is located at the non-display area
Part be provided with spaced multiple openings, the opening allows the UV light to penetrate and expose to the sealant.
9. flexible display panels according to claim 7, which is characterized in that the black matrix layer is only formed in the flexibility
The viewing area of display panel.
10. according to the described in any item flexible display panels of claim 7~9, which is characterized in that be filled in the transparent area
Translucent material, and in the side towards the array substrate, the translucent material is concordant with the black matrix layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810679139.1A CN108845449A (en) | 2018-06-27 | 2018-06-27 | Flexible display panels and its manufacturing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810679139.1A CN108845449A (en) | 2018-06-27 | 2018-06-27 | Flexible display panels and its manufacturing method |
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| CN108845449A true CN108845449A (en) | 2018-11-20 |
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| CN201810679139.1A Pending CN108845449A (en) | 2018-06-27 | 2018-06-27 | Flexible display panels and its manufacturing method |
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| CN109445645A (en) * | 2018-12-28 | 2019-03-08 | 惠州市华星光电技术有限公司 | Touch screen and display device |
| CN110687715A (en) * | 2019-11-08 | 2020-01-14 | 京东方科技集团股份有限公司 | Display substrate, display panel and display device |
| CN110703480A (en) * | 2019-09-25 | 2020-01-17 | 深圳市华星光电技术有限公司 | Display panel and preparation method thereof |
| WO2020098152A1 (en) * | 2018-11-13 | 2020-05-22 | 武汉华星光电半导体显示技术有限公司 | Manufacturing method for flexible display panel, and flexible display panel |
| CN111443529A (en) * | 2020-04-10 | 2020-07-24 | 深圳市华星光电半导体显示技术有限公司 | Display screen and display device |
| CN111584560A (en) * | 2020-05-08 | 2020-08-25 | 武汉华星光电半导体显示技术有限公司 | Flexible display panel, display screen and electronic device |
| CN111968992A (en) * | 2019-05-20 | 2020-11-20 | 瀚宇彩晶股份有限公司 | Display device |
| CN113721381A (en) * | 2021-07-02 | 2021-11-30 | 深圳市华星光电半导体显示技术有限公司 | Display panel |
| CN114967211A (en) * | 2022-04-07 | 2022-08-30 | 惠科股份有限公司 | Display panel and display device |
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| WO2020098152A1 (en) * | 2018-11-13 | 2020-05-22 | 武汉华星光电半导体显示技术有限公司 | Manufacturing method for flexible display panel, and flexible display panel |
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| CN111443529B (en) * | 2020-04-10 | 2022-03-08 | 深圳市华星光电半导体显示技术有限公司 | Display screen and display device |
| CN111584560A (en) * | 2020-05-08 | 2020-08-25 | 武汉华星光电半导体显示技术有限公司 | Flexible display panel, display screen and electronic device |
| CN111584560B (en) * | 2020-05-08 | 2022-09-09 | 武汉华星光电半导体显示技术有限公司 | Flexible display panel, display screen and electronic device |
| CN113721381A (en) * | 2021-07-02 | 2021-11-30 | 深圳市华星光电半导体显示技术有限公司 | Display panel |
| CN113721381B (en) * | 2021-07-02 | 2023-10-17 | 深圳市华星光电半导体显示技术有限公司 | display panel |
| CN114967211A (en) * | 2022-04-07 | 2022-08-30 | 惠科股份有限公司 | Display panel and display device |
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Application publication date: 20181120 |