CN108847133A - A kind of display panel, display module, electronic device - Google Patents
A kind of display panel, display module, electronic device Download PDFInfo
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- CN108847133A CN108847133A CN201810580441.1A CN201810580441A CN108847133A CN 108847133 A CN108847133 A CN 108847133A CN 201810580441 A CN201810580441 A CN 201810580441A CN 108847133 A CN108847133 A CN 108847133A
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- protective film
- display panel
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- bending
- flexible substrate
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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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- 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
- G09F9/33—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 being semiconductor devices, e.g. diodes
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K50/00—Organic light-emitting devices
- H10K50/80—Constructional details
- H10K50/84—Passivation; Containers; Encapsulations
- H10K50/844—Encapsulations
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Optics & Photonics (AREA)
- Electroluminescent Light Sources (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The present invention provides a kind of display panel, display module, electronic device, and display panel includes：Pixel array；Flexible substrate, the flexible substrate include for the first area of the pixel array, second area and the bending region between the first area and the second area to be arranged；Metal routing, the metal routing are located on the flexible substrate, and the metal routing includes the first part corresponding to the bending region；Protective film, the protective film are located on the flexible substrate；Wherein, the first part of the metal routing is between the flexible substrate and at least part of the protective film.
Description
Technical field
The present invention relates to field of display technology more particularly to a kind of display panel, display module, electronic devices.
Background technique
In modern communications industry, the products such as mobile phone, TV, plate, notebook, digital camera market demand is increasingly
Greatly, various display equipment also positive flexible development, in the flexible display panel manufacture of screen comprehensively, it usually needs use flexible bending
Bent (bending) technique.Since a part of metal routing of flexible display panels is laid in bending region, the Flexible Displays
After panel bending (as shown in Figure 1), the metal routing in the bending region is highly susceptible to corrode and scratch.
Therefore, it is necessary to a kind of display panel be provided, to solve the problems of prior art.
Summary of the invention
The present invention provides a kind of display panel, display module, electronic device, can prevent the bending region table of display panel
The metal routing in face is corroded and is scratched, to promote the reliability and competitiveness of product.
To solve the above problems, technical solution provided by the invention is as follows：
The present invention provides a kind of display panel, including：
Pixel array；
Flexible substrate, the flexible substrate include for be arranged the first area of the pixel array, second area and
Bending region between the first area and the second area；
Metal routing, the metal routing are located on the flexible substrate, and the metal routing includes corresponding to described
It is bent the first part in region；
Protective film, the protective film are located on the flexible substrate；
Wherein, the first part of the metal routing be located at the flexible substrate and the protective film at least part it
Between.
According to one preferred embodiment of the present invention, in the case where overlooking visual angle, at least one boundary of the protective film is located at described
It is bent between the corresponding boundary in region and the corresponding boundary of the flexible substrate.
According to one preferred embodiment of the present invention, in the case where overlooking visual angle, the protective film with perpendicular to the bending region
Bending direction first direction corresponding boundary be located at the bending region corresponding boundary and the flexible substrate
Between corresponding boundary.
According to one preferred embodiment of the present invention, in the case where overlooking visual angle, the protective film be parallel to the bending region
Bending direction second direction corresponding boundary be located at the bending region corresponding boundary and the flexible substrate
Between corresponding boundary.
According to one preferred embodiment of the present invention, it is formed with thin-film encapsulation layer in the first area, the protective film is to institute
First area extension is stated, and protective film at least part is formed in the edge of the thin-film encapsulation layer.
According to one preferred embodiment of the present invention, the boundary of the thin-film encapsulation layer is cambered surface, the corresponding side of protective film
Boundary is overlapped in the cambered surface.
According to one preferred embodiment of the present invention, glue is formed at the boundary position of the protective film and the thin-film encapsulation layer
Layer.
It according to one preferred embodiment of the present invention, include binding region in the second area, the protective film is tied up to described
Determine region extension, a part of the protective film is formed between the bending region and the binding region.
According to one preferred embodiment of the present invention, the protective film is from the bending zone boundary to the first area side
The length of extension is more than or equal to what the protective film was extended from the bending relatively another lateral boundaries in region to the second area
Length.
According to one preferred embodiment of the present invention, the material of the protective film is polyethylene terephthalate, cycloolefin
At least one of polymer.
The present invention also provides a kind of display modules, including above-mentioned display panel.
The present invention also provides a kind of electronic devices, including above-mentioned display module.
Beneficial effects of the present invention are：Display panel provided by the invention, display module, electronic device are bent corresponding
Layer protecting film is arranged in the position in region, to protect the metal routing in the bending region not to be scratched and corrode, and then is promoted
Product competitiveness.
Detailed description of the invention
It, below will be to embodiment or the prior art in order to illustrate more clearly of embodiment or technical solution in the prior art
Attached drawing needed in description is briefly described, it should be apparent that, the accompanying drawings in the following description is only some of invention
Embodiment for those of ordinary skill in the art without creative efforts, can also be attached according to these
Figure obtains other attached drawings.
Fig. 1 is the structural schematic diagram of flexible display panels in the prior art；
Fig. 2A is a kind of top view of display panel provided in an embodiment of the present invention；
Fig. 2 B is display panel schematic diagram after bending in Fig. 2A；
Fig. 3 A is the top view of another display panel provided in an embodiment of the present invention；
Fig. 3 B is display panel schematic diagram after bending in Fig. 3 A；
Fig. 4 A is the top view of another display panel provided in an embodiment of the present invention；
Fig. 4 B is display panel schematic diagram after bending in Fig. 4 A；
Fig. 5 is the top view for the display panel that the preferred embodiment of the present invention provides；
Fig. 6 A is the structural schematic diagram before the display panel bending that the preferred embodiment of the present invention provides；
Fig. 6 B is the display panel structural schematic diagram after bending that the preferred embodiment of the present invention provides.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description.Obviously, described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those skilled in the art's every other implementation obtained without creative efforts
Example, shall fall within the protection scope of the present invention.
The present invention be directed to the prior art flexible display panels, due to display panel in bending process stress neutral axis not
The technical issues of capable of balancing, the signal lead in bending region is easily caused to produce fracture due to by biggish bending stress, this
Embodiment is able to solve the defect.
Refering to shown in Fig. 2A~2B, Fig. 2A is a kind of top view of display panel provided in an embodiment of the present invention, and Fig. 2 B is
Display panel schematic diagram after bending in Fig. 2A.The display panel 20 includes：Flexible substrate 201, the flexible substrate 201 include
First area 202, second area and the bending region 204 between the first area 202 and the second area；Institute
The display area of 202 respective pixel unit of first area is stated, includes binding region 206 in the second area；Pixel array (figure
In do not indicate), be prepared in the surface of the flexible substrate 201, the pixel array includes tft layer, anode, OLED
Luminescent layer and cathode；In the pixel array include a plurality of metal routing 207, the one of at least two metal routings 207
End connects the thin film transistor (TFT) in the pixel array, and the other end extends to the binding region through the bending region 204
206；Organic material film laye (does not indicate), is set to the table of the flexible substrate 201 part corresponding with the bending region 204
Face, and define pixel region；The OLED luminescent layer (not indicating), the corresponding pixel region are prepared in the organic material
In film layer；Thin-film encapsulation layer 203 is prepared on the OLED luminescent layer, and for wrapping up the OLED luminescent layer；The bending
The display panel 20 that region 204 is used to be provided with 206 side of binding region is bent to the correspondence first area
202 back, the bending region 204 are parallel to the boundary setting of the first area 202 adjacent thereto；Protective film 205,
The corresponding bending region 204 is attached on the surface of the organic material film laye；Wherein, the metal routing 207 is located in
Between the protective film 205 and the organic material film laye, the metal routing 207 includes corresponding to the bending region 204
First part, at least part of the protective film 205 and the bending region 204 form overlapping region, and the metal is walked
The first part of line 207 is located in the overlapping region, and the protective film 205 is used to balance the bending region 204
The stress neutral axis of the metal routing 207.
Wherein, in the case where overlooking visual angle, at least one boundary of the protective film 205 is located at pair in the bending region 204
Between the corresponding boundary on the boundary and the flexible substrate 201 answered, for example, the protective film 205 can be to the buckled zone
204 surrounding boundary of domain extends and terminates in 204 boundary of bending region.Alternatively, the protective film 205 with perpendicular to described curved
The corresponding boundary of first direction of the bending direction in bent region 204 is located at corresponding boundary and the institute in the bending region 204
It states between the corresponding boundary of flexible substrate 201, in addition two sides boundary is located in the range of the bending region 204, in figure
It is shown.
Alternatively, in the case where overlooking visual angle, the protective film 205 with the bending direction that is parallel to the bending region 204
The corresponding boundary of second direction be located at it is described bending region 204 corresponding boundary and the flexible substrate 201 it is corresponding
Between boundary.
Corresponding portion due to corresponding to the bending region 204 in the flexible substrate 201 is organic material, described aobvious
Show (as shown in Figure 2 B) after panel 20 is bent, the protective film 205 is attached at 204 surface of bending region and in company with described curved
Bent region 204 and the metal routing 207 are bent together, and in the process, the protective film 205 has shared a part of bending
Stress enables the stress neutral axis in the bending region 204 to move up, so that the stress for balancing the display panel 20 is neutral
Axis can prevent the metal routing 207 in the bending region 204 due to being caused to be broken by biggish bending stress.
Further, since the protective film 205 extends to 204 both ends of bending region, it can protect 204 two sides of bending region
Edge prevents edge stress is excessive from causing to rupture.
In addition, the flexible substrate 201 is provided with backboard backwards to the side of the OLED luminescent layer, the backboard includes pair
The bending region 204 is answered to lean on close to the first backboard 208 of the first area side, and the corresponding bending region 204
Second backboard 209 of nearly 206 side of binding region.
Refering to shown in Fig. 3 A~3B, Fig. 3 A is the top view of another display panel provided in an embodiment of the present invention, Fig. 3 B
For display panel schematic diagram after bending in Fig. 3 A.Distinguishing characteristics compared to Fig. 2A~2B this programme is：The display panel
Protective film 303 in 30 extends to the first area 301 of the display panel 30 and terminates in 301 boundary of first area, institute
State the edge that 303 at least part of protective film is formed in thin-film encapsulation layer 302.The boundary of the thin-film encapsulation layer 302 is
Cambered surface, the corresponding boundary of the protective film 303 are overlapped in the cambered surface.After bending (such as Fig. 3 B), due to the protective film 303
The edge that the thin-film encapsulation layer 302 is extended to from bending region 304 to the first area 301, due to correspondence described first
It is prepared with stratified film structure on the display panel 30 in region 301, leads to the display for corresponding to the first area 301
There are differences in height with the display panel 30 in the corresponding bending region 304 for panel 30, and the design of the program can make institute
The stress neutral axis smooth transition for stating the display panel 30 in first area 301 to the bending region 304, described in balance
It is bent the stress neutral axis of the metal routing 305 in region 304.To prevent the metal routing 305 in the bending region 304
Due to being caused to be broken by biggish bending stress.
Refering to shown in Fig. 4 A~4B, Fig. 4 A is the top view of another display panel provided in an embodiment of the present invention, Fig. 4 B
For display panel schematic diagram after bending in Fig. 4 A.Distinguishing characteristics compared to Fig. 2A~2B this programme is：The display panel
Protective film 402 in 40 extends from bending region 401 to binding region 403 and terminates in 403 boundary of binding region, the guarantor
402 at least part of cuticula is formed between the bending region 401 and the binding region 403.(such as Fig. 4 B), institute after bending
The bending stress in the bending region 401 can be dispersed by stating protective film 402, and the protective film 402 is close to the binding region 403
Side be pasted between the bending region 401 and the binding region 403, therefore, further alleviate the buckled zone
Domain 401 to the metal routing 404 between the binding region 403 suffered tensile stress.
As shown in fig.5, the top view of the display panel provided for the preferred embodiment of the present invention, Fig. 5 is compared to Fig. 2A's
Distinguishing characteristics is：In the display panel 50, protective film 504 close to the first area 501 of the display panel 50 a side to
The first area 501 extends, and terminates in 501 boundary of first area；The protective film 504 is close to binding region 505
One side extends to the binding region 505, and terminates in 505 boundary of binding region；The protective film 504 is formed in buckled zone
The surrounding in domain 503 and the bending region 503, and 504 at least part of the protective film is formed in the side of thin-film encapsulation layer 502
Edge position.
As shown in Figure 6A, the structural schematic diagram before the display panel bending provided for the preferred embodiment of the present invention, the display
Panel includes：Flexible substrate 610, be cascading in the flexible substrate 610 have tft layer, OLED luminescent layer,
Thin-film encapsulation layer 603, touch control layer 605, polaroid 606 and cover sheet 608；The thin-film encapsulation layer 603 passes through the first OCA
It is pasted described in glue 604 with touch control layer 605, the polaroid 606 is pasted by the 2nd OCA glue 607 with the cover sheet 608；
The flexible substrate 610 is provided with backboard 602 and copper film graphite foam sponge layer backwards to the side of the OLED luminescent layer
(Copper&Graphite&Foam)；Wherein, the side of the first area of the 610 respective pixel unit of flexible substrate is provided with
It is bent region 609 and binding region 611, part metals cabling one end in the tft layer connects film crystal
Pipe, the other end extends to outside the corresponding first area and extends to the binding region 611 through the bending region 609, described
Binding region 611 is for binding circuit board.Protective film 612, the corresponding bending region 609 are attached to the flexible substrate 610
On, wherein the protective film 612 extends to described in the thin-film encapsulation layer 603 and covering close to the side of the first area
The marginal portion of thin-film encapsulation layer 603, the protective film 612 is close to a side of the binding region 611 to the binding region
611 extend, and terminate in 611 boundary of binding region；The protective film 612 selects the film of suitable modulus according to processing procedure, and
It is attached to designated position, equilibrium stress can be played the role of, the protective film 612 is prepared in the touch-control of the touch control layer 605
Gap location between circuit board 613 and the flexible substrate 610, can accomplish it is thinner than UV glue so that assembling is closer, thus
Promote product competitiveness.
In addition, forming glue-line 601, the glue-line in the protective film 612 and the boundary position of the thin-film encapsulation layer 603
601 be preferably UV glue-line；The glue-line 601 can further protect the edge of the thin-film encapsulation layer 603 not stress by bending
Destruction, but also the thickness due to increasing the protective film 612 with the boundary position of the thin-film encapsulation layer 603 so that
The stress neutral axis in the bending region 609 can move up, to make described in the first area to the bending region 609
The stress neutral axis of display panel seamlessly transits, and then equilibrium stress neutral axis, avoids the metal in the bending region 609
Cabling by biggish bending stress due to being caused to be broken.
As shown in Figure 6B, the display panel structural schematic diagram after bending provided for the preferred embodiment of the present invention.It is being bent
During, the touch-control circuit plate (flexibility) 613, the protective film 612, the flexible substrate 610 for being bent region
It is curved to the back of the corresponding first area together together with the metal routing in the region；Due in the process, institute
The circular arc arc top place in bending region is stated by stress maximum, the followed by described bending region is suffered by the first area side
Stress, and be greater than bending region stress suffered by the binding region side.And protective film 612 described in this programme
The length extended from the bending zone boundary to the first area side, is more than or equal to the protective film 612 by described curved
The length that the relatively another lateral boundaries in bent region extend to the binding region, can preferably alleviate suffered by the metal routing
Stress, so that the stress neutral axis smooth excessiveness of the metal routing.
Certainly, the length that the protective film 612 is extended from the bending zone boundary to the first area side, can also
To be less than the length that the protective film 612 is extended from the bending relatively another lateral boundaries in region to the binding region, herein
Without limitation.
The material of the protective film 612 is not limited to PET (polyethylene terephthalate), COP (cyclic olefin polymer)
Deng advantages such as the protective film 612 have thickness uniform, even width, and precision is high, and thickness is thin.
The protective film 612 of this programme both can protect the bending region both sides of the edge, prevent edge stress excessive
It causes to rupture, and can protect the thin-film encapsulation layer edge, prevent edge stress is excessive from causing its rupture；It can also be preferably
Prevent that the stress after bending at the circular arc arc top in the bending region is excessive and the metal routing is caused to be broken.
The present invention also provides a kind of display module, which includes display panel, and the display panel includes：Pixel
Array；Flexible substrate, the flexible substrate include for the first area of the pixel array, second area to be arranged and is located at
Bending region between the first area and the second area；Metal routing, the metal routing are located at the flexible liner
On bottom, the metal routing includes the first part corresponding to the bending region；Protective film, the protective film are located at described
On flexible substrate；Wherein, the first part of the metal routing is located at least the one of the flexible substrate and the protective film
Between part.The embodiment of above-mentioned display panel is specifically please referred to, details are not described herein again.
The present invention also provides a kind of electronic device, which includes above-mentioned display module.Display module includes aobvious
Show that panel, the display panel include：Pixel array；Flexible substrate, the flexible substrate include for the pixel battle array to be arranged
First area, second area and the bending region between the first area and the second area of column；Metal is walked
Line, the metal routing are located on the flexible substrate, and the metal routing includes first corresponding to the bending region
Part；Protective film, the protective film are located on the flexible substrate；Wherein, the first part of the metal routing is located at institute
It states between flexible substrate and at least part of the protective film.The embodiment of above-mentioned display panel is specifically please referred to, herein not
It repeats again.
In conclusion although the present invention has been disclosed above in the preferred embodiment, but above preferred embodiment is not to limit
The system present invention, those skilled in the art can make various changes and profit without departing from the spirit and scope of the present invention
Decorations, therefore protection scope of the present invention subjects to the scope of the claims.
Claims (12)
1. a kind of display panel, which is characterized in that including：
Pixel array；
Flexible substrate, the flexible substrate include for the first area of the pixel array, second area to be arranged and is located at
Bending region between the first area and the second area；
Metal routing, the metal routing are located on the flexible substrate, and the metal routing includes corresponding to the bending
The first part in region；
Protective film, the protective film are located on the flexible substrate；
Wherein, the first part of the metal routing is between the flexible substrate and at least part of the protective film.
2. display panel according to claim 1, which is characterized in that in the case where overlooking visual angle, at least the one of the protective film
A boundary is located between the corresponding boundary in the bending region and the corresponding boundary of the flexible substrate.
3. display panel according to claim 2, which is characterized in that in the case where overlooking visual angle, the protective film with it is vertical
In it is described bending region bending direction the corresponding boundary of first direction be located at it is described bending region corresponding boundary and
Between the corresponding boundary of the flexible substrate.
4. display panel according to claim 2, which is characterized in that in the case where overlooking visual angle, the protective film with it is parallel
In it is described bending region bending direction the corresponding boundary of second direction be located at it is described bending region corresponding boundary and
Between the corresponding boundary of the flexible substrate.
5. display panel according to claim 4, which is characterized in that it is formed with thin-film encapsulation layer in the first area,
The protective film extends to the first area, and protective film at least part is formed in the edge of the thin-film encapsulation layer
Position.
6. display panel according to claim 5, which is characterized in that the boundary of the thin-film encapsulation layer is cambered surface, described
The corresponding boundary of protective film is overlapped in the cambered surface.
7. display panel according to claim 5, which is characterized in that in the friendship of the protective film and the thin-film encapsulation layer
Boundary position forms glue-line.
8. display panel according to claim 4, which is characterized in that it include binding region in the second area, it is described
Protective film extends to the binding region, a part of the protective film be formed in the bending region and the binding region it
Between.
9. display panel according to claim 4, which is characterized in that the protective film is from the bending zone boundary to institute
The length for stating the extension of first area side is more than or equal to the protective film from the relatively another lateral boundaries in bending region to described
The length that second area extends.
10. display panel according to claim 1, which is characterized in that the material of the protective film is poly terephthalic acid
At least one of glycol ester, cyclic olefin polymer.
11. a kind of display module, which is characterized in that including such as described in any item display panels of claim 1-10.
12. a kind of electronic device, which is characterized in that including display module as claimed in claim 11.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810580441.1A CN108847133B (en) | 2018-06-07 | 2018-06-07 | Display panel, display module and electronic device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810580441.1A CN108847133B (en) | 2018-06-07 | 2018-06-07 | Display panel, display module and electronic device |
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| CN108847133A true CN108847133A (en) | 2018-11-20 |
| CN108847133B CN108847133B (en) | 2020-06-30 |
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| CN109859642A (en) * | 2018-12-17 | 2019-06-07 | 上海天马微电子有限公司 | A kind of display panel and display device |
| CN111063256A (en) * | 2019-11-26 | 2020-04-24 | 武汉华星光电半导体显示技术有限公司 | Flexible display module and preparation method thereof |
| CN112038303A (en) * | 2020-08-20 | 2020-12-04 | 武汉华星光电半导体显示技术有限公司 | Flexible display module, manufacturing method thereof and display terminal |
| WO2021087649A1 (en) * | 2019-11-04 | 2021-05-14 | 京东方科技集团股份有限公司 | Touch screen, fabrication method therefor, and touch display device |
| CN112908183A (en) * | 2021-03-19 | 2021-06-04 | 武汉华星光电半导体显示技术有限公司 | Display panel, manufacturing method thereof and display device |
| CN113920873A (en) * | 2021-10-13 | 2022-01-11 | 武汉天马微电子有限公司 | Display panel and display device |
| CN114188469A (en) * | 2021-12-03 | 2022-03-15 | Tcl华星光电技术有限公司 | Preparation method of display module and display panel |
| WO2023024094A1 (en) * | 2021-08-27 | 2023-03-02 | 京东方科技集团股份有限公司 | Display panel, preparation method therefor and display apparatus |
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| CN111063256A (en) * | 2019-11-26 | 2020-04-24 | 武汉华星光电半导体显示技术有限公司 | Flexible display module and preparation method thereof |
| CN112038303B (en) * | 2020-08-20 | 2022-11-01 | 武汉华星光电半导体显示技术有限公司 | Flexible display module, manufacturing method thereof and display terminal |
| CN112038303A (en) * | 2020-08-20 | 2020-12-04 | 武汉华星光电半导体显示技术有限公司 | Flexible display module, manufacturing method thereof and display terminal |
| CN112908183B (en) * | 2021-03-19 | 2022-04-26 | 武汉华星光电半导体显示技术有限公司 | Display panel, manufacturing method thereof and display device |
| CN112908183A (en) * | 2021-03-19 | 2021-06-04 | 武汉华星光电半导体显示技术有限公司 | Display panel, manufacturing method thereof and display device |
| WO2023024094A1 (en) * | 2021-08-27 | 2023-03-02 | 京东方科技集团股份有限公司 | Display panel, preparation method therefor and display apparatus |
| CN113920873A (en) * | 2021-10-13 | 2022-01-11 | 武汉天马微电子有限公司 | Display panel and display device |
| CN114188469A (en) * | 2021-12-03 | 2022-03-15 | Tcl华星光电技术有限公司 | Preparation method of display module and display panel |
| CN114188469B (en) * | 2021-12-03 | 2023-12-29 | Tcl华星光电技术有限公司 | Display module manufacturing method and display panel |
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