CN109841663A - A kind of large scale display panel and preparation method thereof - Google Patents
A kind of large scale display panel and preparation method thereof Download PDFInfo
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- CN109841663A CN109841663A CN201910134105.9A CN201910134105A CN109841663A CN 109841663 A CN109841663 A CN 109841663A CN 201910134105 A CN201910134105 A CN 201910134105A CN 109841663 A CN109841663 A CN 109841663A
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- 238000002360 preparation method Methods 0.000 title abstract description 5
- 238000004519 manufacturing process Methods 0.000 claims abstract description 15
- 239000000758 substrate Substances 0.000 claims description 27
- 238000000034 method Methods 0.000 claims description 8
- 230000008569 process Effects 0.000 claims description 5
- 230000008020 evaporation Effects 0.000 claims description 4
- 238000001704 evaporation Methods 0.000 claims description 4
- 230000015572 biosynthetic process Effects 0.000 description 3
- 229910001111 Fine metal Inorganic materials 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000010409 thin film Substances 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000011368 organic material Substances 0.000 description 1
- 230000004044 response Effects 0.000 description 1
Classifications
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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
- G09F9/302—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 characterised by the form or geometrical disposition of the individual elements
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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
Abstract
This application discloses a kind of large scale display panels and preparation method thereof, comprising: makes multiple small size display panels；Each small size display panel includes viewing area and folding region；The folding region of each small size display panel is folded into the back side of the viewing area；Folded multiple small size display panels are spliced into large scale display panel, keep the viewing area of two small size display panels of arbitrary neighborhood adjacent.Realize the production of high-resolution, large-sized display panel.
Description
Technical field
This application involves technical field of display panel more particularly to a kind of large scale display panel and preparation method thereof.
Background technique
Organic Light Emitting Diode OLED (Organic Light Emitting Diode) is since it has flexibility, when response
Between it is fast, the features such as colour gamut is wide, and low energy consumption, obtains very big concern and development.Current common Full-color OLED technology mainly include it is red,
Green, blue pixel juxtaposition method (RGB-SBS, RGB Side By Side) and white light OLED+colored filter (WOLED+CF,
White OLED+Color Filter) technology.
Wherein, RGB-SBS is shone respectively by red, green, blue pixel and is formed, and can not only obtain preferable color saturation,
Can also power saving, but red, green, blue pixel have to by fine metal mask version (Fine Metal Mask, FMM) be deposited obtain,
Since large-sized FMM is difficult to prepare, yield is low, and the structure of RGB-SBS can typically be only used to small size OLED and show equipment, very
Hardly possible realizes that high-resolution large scale OLED shows equipment.
Summary of the invention
The embodiment of the present application provides a kind of large scale display panel and preparation method thereof, to solve high-resolution, large scale
The difficult problem of display panel production.
The embodiment of the present application provides a kind of production method of large scale display panel, comprising:
Make multiple small size display panels；Each small size display panel includes viewing area and folding region；
The folding region of each small size display panel is folded into the back side of the viewing area；
Folded multiple small size display panels are spliced into large scale display panel, make two small rulers of arbitrary neighborhood
The viewing area of very little display panel is adjacent.
Further, the multiple small size display panels of production, comprising:
Multiple small size display panels are made using FMM evaporation process.
It is further, described that folded multiple small size display panels are spliced into large scale display panel, comprising:
Transparent substrate is provided；
By folded multiple small size display panel splicings on the transparent substrate, large scale display panel is formed.
Further, the folding region includes part or all of non-display area, and the non-display area is centered around the display
The surrounding in area.
Further, the production method further include:
Central control circuit is provided；
Spliced multiple small size display panels are electrically connected with the central control circuit respectively.
The embodiment of the present application also provides a kind of large scale display panels, comprising:
Multiple small size display panels spliced with each other；
Each small size display panel includes viewing area and folding region；
The folding region of each small size display panel is folded in the back side of its viewing area, two small rulers of arbitrary neighborhood
The viewing area of very little display panel is adjacent.
Further, the small size display panel includes flexible base board and is arranged in red on the flexible base board
Color, green and blue pixel.
Further, the large scale display panel further includes transparent substrate；Multiple small size display panel splicings are in institute
It states on transparent substrate.
Further, the folding region includes part or all of non-display area, and the non-display area is centered around the display
The surrounding in area.
Further, the large scale display panel further includes central control circuit, the central control circuit and each
The small size display panel is electrically connected.
The invention has the benefit that the folding region of multiple small size display panels to be folded in the back side of viewing area, so
Splicing mutually afterwards, can form large scale display panel, since large scale display panel is straight by folded small size display panel
It connects and is spliced, do not change the structure of the viewing area of each small size display panel, and high-resolution small size display surface
The characteristics of plate is easily achieved, and the large scale display panel for obtaining splicing remains high-resolution, to realize high-resolution
The large scale display panel of rate.
Detailed description of the invention
With reference to the accompanying drawing, it is described in detail by the specific embodiment to the application, the technical solution of the application will be made
And other beneficial effects are apparent.
Fig. 1 is a kind of schematic process flow diagram of the production method of large scale display panel provided by the embodiments of the present application；
Fig. 2 is a kind of schematic cross-section of small size display panel provided by the embodiments of the present application；
Fig. 3 is a kind of front schematic view of small size display panel provided by the embodiments of the present application；
Fig. 4 is the front schematic view of another small size display panel provided by the embodiments of the present application；
Fig. 5 is FMM provided by the embodiments of the present application and red, green and blue pixel structural schematic diagram；
Fig. 6 is a kind of schematic rear view of large scale display panel provided by the embodiments of the present application；
Fig. 7 is a kind of front schematic view of large scale display panel provided by the embodiments of the present application；
Fig. 8 is the front schematic view of another large scale display panel provided by the embodiments of the present application；
Fig. 9 is the schematic rear view of another large scale display panel provided by the embodiments of the present application.
Specific embodiment
Specific structure and function details disclosed herein are only representative, and are for describing showing for the application
The purpose of example property embodiment.But the application can be implemented by many alternative forms, and be not interpreted as
It is limited only by the embodiments set forth herein.
In the description of the present application, it is to be understood that term " center ", " transverse direction ", "upper", "lower", "left", "right",
The orientation or positional relationship of the instructions such as "vertical", "horizontal", "top", "bottom", "inner", "outside" be orientation based on the figure or
Positional relationship is merely for convenience of description the application and simplifies description, rather than the device or element of indication or suggestion meaning must
There must be specific orientation, be constructed and operated in a specific orientation, therefore should not be understood as the limitation to the application.In addition, art
Language " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance or implicitly indicate institute
The quantity of the technical characteristic of instruction." first " is defined as a result, the feature of " second " can explicitly or implicitly include one
Or more this feature.In the description of the present application, unless otherwise indicated, the meaning of " plurality " is two or more.
In addition, term " includes " and its any deformation, it is intended that cover and non-exclusive include.
In the description of the present application, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in application.
Term used herein above is not intended to limit exemplary embodiment just for the sake of description specific embodiment.Unless
Context clearly refers else, otherwise singular used herein above "one", " one " also attempt to include plural number.Also answer
When understanding, term " includes " and/or "comprising" used herein above provide stated feature, integer, step, operation,
The presence of unit and/or component, and do not preclude the presence or addition of other one or more features, integer, step, operation, unit,
Component and/or combination thereof.
The application is described further with reference to the accompanying drawings and examples.
As shown in Figure 1, the embodiment of the present application provides a kind of production method of large scale display panel 1, comprising:
S101: multiple small size display panels are made；Each small size display panel includes viewing area and folding region.
Specifically, as shown in Figures 2 to 4, small size display panel 2 includes OLED display panel, it is of course also possible to be it
The display panel of his type, in the embodiment of the present application by taking OLED display panel as an example.Small size display panel 2 includes flexible base board
25, such as red (R), green (G) and blue (B) pixel 26 of flexible TFT substrate and juxtaposition on flexible base board 25.Often
A small size display panel 2 includes viewing area 21 and the folding region 22 that can be folded.Red, green and blue pixel 26 corresponds to aobvious
Show that area 21 is arranged.
Further, as shown in figure 5, making multiple small size display panels 2, comprising: made of FMM3 evaporation process
Multiple small size display panels 2.
Specifically, the device architecture of small size display panel 2 can use FMM3 evaporation process shape on flexible base board 25
At high-resolution small size display panel 2 can be made in this method.
S102: the folding region of each small size display panel is folded into the back side of viewing area.
Since the folding region 22 of each small size display panel 2 is provided with metal routing, therefore folding region 22 cannot be direct
Excision, in the present embodiment, as shown in fig. 6, by the folding region 22 of each small size display panel 2 to the spine folded of viewing area 21
180 °, until being bonded with the back side of viewing area 21, while reducing the frame of small size display panel 2, control is rolled over as far as possible
The thickness of the small size display panel 2 of poststack is minimum.
S103: folded multiple small size display panels are spliced into large scale display panel, make the two of arbitrary neighborhood
The viewing area of a small size display panel is adjacent.
As shown in fig. 7, the splicing of ratio rules of the folded multiple small size display panels 2 according to length and width rises
Come, specifically, the viewing area 21 of two small size display panels 2 of arbitrary neighborhood is adjacent, reduce the splicing gap of stitching portion,
A large scale display panel 1 is formed, the large scale display panel 1 of formation has and the comparable high score of small size display panel 2
Resolution realizes high-resolution large scale display panel 1.
Wherein, folded multiple small size display panels 2 are spliced into large scale display panel 1, comprising: provide transparent
Substrate 4；By folded multiple splicings of small size display panel 2 on transparent substrate 4, large scale display panel 1 is formed.
As shown in Figure 6 and Figure 7, need transparent substrate 4 as support, each small size when splicing small size display panel 2
Display panel 2 is just placed facing towards transparent substrate 4, after splicing, it is also necessary to (remote at the back side of each small size display panel 2
Side from transparent substrate 4) using flexible cover plate 27 encapsulate or using thin-film package (Thin-Film Encapsulation,
TFE), large scale display panel 1 is formed.
The present embodiment is optional, and as shown in Figure 3 and Figure 4, folding region 22 includes part or all of non-display area 23, non-display
Area 23 is centered around the surrounding of viewing area 21.
Small size display panel 2 further includes non-display area 23, and non-display area 23 is centered around the surrounding of viewing area 21.Such as Fig. 3
Shown, folding region 22 may include part non-display area 23, such as the binding area 24 of small size display panel 2 is non-aobvious in face
When showing area 23, folding region 22 only includes part non-display area 23, and the large scale display panel 1 of formation is as shown in fig. 7, binding area 24
At the frame of large scale display panel 1.Certainly, as shown in figure 4, folding region 22 can also include whole non-display areas 23,
Such as binding area 24, the back side of viewing area 21 the case where, the large scale display panel 1 of formation is as shown in figure 8, with big in Fig. 7
Size display panel 1 is compared, and the frame of panel is narrower.
The present embodiment is optional, as shown in figure 9, production method further include: provides central control circuit 5；It will be spliced
Multiple small size display panels 2 are electrically connected with central control circuit 5 respectively.
Each small size display panel 2 is electrically connected with central control circuit 5, allow central control circuit 5 simultaneously
The small size display panel 2 of multiple splicings is controlled, guarantees that the display picture of large scale display panel 1 completely links up.
As shown in Figure 6 and Figure 7, the embodiment of the present application also provides a kind of large scale display panels 1, comprising: multiple mutual
The small size display panel 2 of splicing；Each small size display panel 2 includes viewing area 21 and folding region 22；Each small size is aobvious
Show that the folding region 22 of panel 2 is folded in the back side of its viewing area 21, the viewing area of two small size display panels 2 of arbitrary neighborhood
21 is adjacent.
Small size display panel 2, such as small size OLED display panel, high-resolution are easily achieved, by multiple small rulers
The folding region 22 of very little display panel 2 is folded in the back side of viewing area 21, and then splicing mutually, can form large scale display panel 1,
Since large scale display panel 1 is formed by folded 2 direct splicing of small size display panel, it is aobvious each small size is not changed
The structure for showing the viewing area 21 of panel 2, the characteristics of making large scale display panel 1 remain high-resolution, to realize high score
The large scale display panel 1 of resolution.In addition, in the present embodiment, because the folding region 22 of each small size display panel 2 folds into
The back side of viewing area 21 improves the continuity of display picture, improves so that the splicing gap of large scale display panel 1 is narrow
Display effect.
The present embodiment is optional, as shown in Fig. 2, small size display panel 2 includes flexible base board 25 and is arranged in flexibility
Red, green, blue pixel 26 on substrate 25.
Small size display panel 2 includes the juxtaposed small size OLED display panel of red, green, blue pixel 26, and the small size is aobvious
Show that panel 2 includes flexible base board 25, such as flexible TFT substrate, further includes red, green, blue pixel 26 of the juxtaposition on substrate, red,
Green and blue pixel 26 includes the luminescent layer of red green and blue luminous organic material composition, and entire small size display panel 2 can
Bending fold,
The present embodiment is optional, and as shown in Figure 6 and Figure 7, large scale display panel 1 further includes (or the large scale of transparent substrate 4
Glass)；Multiple splicings of small size display panel 2 are on transparent substrate 4.
Need transparent substrate 4 as support, the front of each small size display panel 2 when splicing small size display panel 2
It is placed towards transparent substrate 4, after splicing, it is also necessary at the back side of each small size display panel 2 (one far from transparent substrate 4
Side) it is encapsulated using flexible cover plate 27 or is encapsulated using TFE, form large scale display panel 1.
The present embodiment is optional, and as shown in Figure 3 and Figure 4, folding region 22 includes part or all of non-display area 23, non-display
Area 23 is centered around the surrounding of viewing area 21.
Small size display panel 2 further includes non-display area 23, and non-display area 23 is centered around the surrounding of viewing area 21.Folding region
22 may include part non-display area 23, for example, small size display panel 2 non-display area 23 of the binding area 24 in face when, folding
Folded area 22 only includes part non-display area 23.Certainly, folding region 22 can also include whole non-display areas 23, such as binding area 24
The back side of viewing area 21 the case where.
The present embodiment is optional, as shown in figure 9, large scale display panel 1 further includes central control circuit 5, center control
Circuit 5 and each small size display panel 2 are electrically connected.
In the present embodiment, each small size display panel 2 is electrically connected with central control circuit 5, so that center control electricity
Road 5 can control the small size display panel 2 of multiple splicings simultaneously, guarantee that the display picture of large scale display panel 1 completely connects
It passes through.
As shown in Fig. 2 to Fig. 9, the embodiment of the present application also provides a kind of large scale display panels 1, comprising: multiple mutual
Small size display panel 2, transparent substrate 4 and the central control circuit 5 of splicing, small size display panel 2 successively include flexibility TFT
Substrate, red, green, blue pixel 26 and flexible cover plate 27, each small size display panel 2 are formed with viewing area 21, folding region 22
With binding area 24, wherein folding region 22 and binding area 24 constitute the non-display area 23 for being centered around 21 surrounding of viewing area together, each
The folding region 22 of small size display panel 2 is folded in the back side of its viewing area 21；Small size display panel 2 spliced with each other is placed in
On transparent substrate 4, each viewing area 21 just facing towards transparent substrate 4, the display of two small size display panels 2 of arbitrary neighborhood
Area 21 is adjacent；Spliced multiple small size display panels 2 are electrically connected with central control circuit 5 respectively in each binding area 24.
The small size display panel 2 being made of flexible TFT substrate, red, green, blue pixel 26 and flexible cover plate 27
(small size OLED display panel) has many advantages, such as self-luminous, reaction are fast, brightness is high, frivolous, it is often more important that have height
The folding region 22 of multiple small size display panels 2, is folded in the back side of viewing area 21, then mutually by resolution ratio and flexible
Splicing, and controlled simultaneously by central control circuit 5, large scale display panel 1 is formed, since large scale display panel 1 is by folding
2 direct splicing of small size display panel afterwards forms, and does not change the structure of the viewing area 21 of each small size display panel 2,
The characteristics of making large scale display panel 1 remain high-resolution, to realize high-resolution large scale display panel 1.
Although above preferred embodiment is not to limit in conclusion the application is disclosed above with preferred embodiment
The application processed, those skilled in the art are not departing from spirit and scope, can make various changes and profit
Decorations, therefore the protection scope of the application subjects to the scope of the claims.
Claims (10)
1. a kind of production method of large scale display panel characterized by comprising
Make multiple small size display panels；Each small size display panel includes viewing area and folding region；
The folding region of each small size display panel is folded into the back side of the viewing area；
Folded multiple small size display panels are spliced into large scale display panel, keep two small sizes of arbitrary neighborhood aobvious
Show that the viewing area of panel is adjacent.
2. the production method of large scale display panel as described in claim 1, which is characterized in that the multiple small sizes of production
Display panel, comprising:
Multiple small size display panels are made using FMM evaporation process.
3. the production method of large scale display panel as described in claim 1, which is characterized in that it is described will be folded multiple
Small size display panel is spliced into large scale display panel, comprising:
Transparent substrate is provided；
By folded multiple small size display panel splicings on the transparent substrate, large scale display panel is formed.
4. the production method of large scale display panel as described in claim 1, which is characterized in that the folding region includes part
Or whole non-display areas, the non-display area are centered around the surrounding of the viewing area.
5. the production method of large scale display panel as described in claim 1, which is characterized in that the production method is also wrapped
It includes:
Central control circuit is provided；
Spliced multiple small size display panels are electrically connected with the central control circuit respectively.
6. a kind of large scale display panel characterized by comprising
Multiple small size display panels spliced with each other；
Each small size display panel includes viewing area and folding region；
The folding region of each small size display panel is folded in the back side of its viewing area, and two small sizes of arbitrary neighborhood are aobvious
Show that the viewing area of panel is adjacent.
7. large scale display panel as claimed in claim 6, which is characterized in that the small size display panel includes flexible base
Plate and the red being arranged on the flexible base board, green and blue pixel.
8. large scale display panel as claimed in claim 6, which is characterized in that the large scale display panel further includes transparent
Substrate；Multiple small size display panel splicings are on the transparent substrate.
9. large scale display panel as claimed in claim 6, which is characterized in that the folding region includes partly or entirely non-aobvious
Show area, the non-display area is centered around the surrounding of the viewing area.
10. large scale display panel as claimed in claim 6, which is characterized in that during the large scale display panel further includes
Control circuit is entreated, the central control circuit and each small size display panel are electrically connected.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910134105.9A CN109841663B (en) | 2019-02-22 | 2019-02-22 | Large-size display panel and manufacturing method thereof |
| PCT/CN2019/079172 WO2020168608A1 (en) | 2019-02-22 | 2019-03-22 | Large display panel and manufacturing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910134105.9A CN109841663B (en) | 2019-02-22 | 2019-02-22 | Large-size display panel and manufacturing method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109841663A true CN109841663A (en) | 2019-06-04 |
| CN109841663B CN109841663B (en) | 2021-02-26 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910134105.9A Active CN109841663B (en) | 2019-02-22 | 2019-02-22 | Large-size display panel and manufacturing method thereof |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN109841663B (en) |
| WO (1) | WO2020168608A1 (en) |
Cited By (2)
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| CN110827702A (en) * | 2019-10-29 | 2020-02-21 | 深圳市华星光电半导体显示技术有限公司 | Assembled display panel and manufacturing process method of assembled display panel |
| CN113986170A (en) * | 2021-10-21 | 2022-01-28 | 威创集团股份有限公司 | Spliced wall display control method, desktop display controller and spliced wall |
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| KR102176719B1 (en) * | 2013-10-14 | 2020-11-10 | 삼성디스플레이 주식회사 | Flexible display panel and manufacturing method thereof |
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| CN113986170A (en) * | 2021-10-21 | 2022-01-28 | 威创集团股份有限公司 | Spliced wall display control method, desktop display controller and spliced wall |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109841663B (en) | 2021-02-26 |
| WO2020168608A1 (en) | 2020-08-27 |
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