CN107316882A - OLED tiled display panels - Google Patents
OLED tiled display panels Download PDFInfo
- Publication number
- CN107316882A CN107316882A CN201710433934.8A CN201710433934A CN107316882A CN 107316882 A CN107316882 A CN 107316882A CN 201710433934 A CN201710433934 A CN 201710433934A CN 107316882 A CN107316882 A CN 107316882A
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- China
- Prior art keywords
- oled
- layer
- display panel
- panel
- oled display
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Classifications
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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
-
- 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
-
- 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
Abstract
The present invention provides a kind of OLED tiled displays panel, include the OLED display panel of at least two pieces splicings, each OLED display panel includes underlay substrate, oled layer and encapsulated layer, wherein, fringe region of the oled layer of two pieces of OLED display panels of arbitrary neighborhood at stitching position is set to splice marginal zone, and each OLED display panel is in scattering optical layer of the side of the exiting surface of the oled layer provided with covering splicing marginal zone；The present invention in the side of oled layer exiting surface by setting covering to splice the scattering optical layer of marginal zone, when the light that oled layer is sent is by scattering optical layer, scattered by the effect of scattering particles, the direction of light covers the physics splicing gap between adjacent two pieces of OLED display panels after changing, so as to visually eliminate the splicing gap, the viewing experience of OLED tiled display panels is effectively increased.
Description
Technical field
The present invention relates to display technology field, more particularly to a kind of OLED tiled displays panel.
Background technology
Organic Light Emitting Diode (Organic Light-Emitting Diode, OLED) display, also referred to as Organic Electricity
Electroluminescent display, is a kind of emerging panel display apparatus, have that self-luminous, driving voltage are low, luminous efficiency is high due to it,
Response time is short, definition and contrast is high, nearly 180 ° of visual angles, temperature in use scope are wide, and Flexible Displays and large area can be achieved
Many advantages, such as total colouring, it is the display device for most having development potentiality to be known as by industry.Its superior function and huge city
Field potentiality, have attracted the numerous producers in the whole world and scientific research institution to put into the production and research and development of OLED display panel.
OLED producing lines yield and equipment development present situation are limited by, the OLED display screen of current main flow is 5-12 cuns of small-medium sizes
And 50 cun, 55 cun oled panels of small lot.In specific occasion, such as traffic control center, stage display background etc. need big letter
Breath amount, very large-display screen, the display screen that display panel generally requires multiple small areas are spliced into giant-screen, by using figure
As dispenser will shown in signal of video signal be divided into several parts, the display screen for being then respectively transmitted to each small area is shown
Show, but often there are certain splicing seams because of packaging technology (inevitably having wide or narrow frame) in Mosaic screen
Gap, when people closely watch or display picture is very fine and smooth, because splicing gap can not display picture, not only image frame
Quality, can also reduce the comfort level of beholder, people can only reduce the width in splicing gap as far as possible, but can not be completely eliminated all the time
Splice gap and influence perception to experience.As shown in figure 1, existing OLED tiled display panels, including at least two pieces splicings is aobvious
Show panel 110, because there is the splicing gap 111 of physics between adjacent two display panel 110, so that the visual impression watched in human eye
Also always there is splicing gap on official, influence viewing experience.
With the popularization of lightening high-performance oled panel, OLED is seamless spliced to derive the huge market demand.And show
Some oled panel connecting methods realize that complicated, cost is higher by increasing the optics peripheral hardware hardware of lens and complexity,
With certain limitation.
The content of the invention
It is an object of the invention to provide a kind of OLED tiled displays panel, by being set in the side of oled layer exiting surface
The scattering optical layer of covering splicing marginal zone, improves the spelling produced in OLED display panel splicing by physics frame feature
Gap problem is connect, the viewing experience of OLED tiled display panels is improved.
To achieve the above object, the present invention provides a kind of OLED tiled displays panel, includes the OLED of at least two pieces splicings
Display panel；Each OLED display panel includes underlay substrate, the oled layer on underlay substrate and located at described
Encapsulated layer above oled layer；
Wherein, fringe region of the oled layer of two pieces of OLED display panels of arbitrary neighborhood at stitching position is set to splicing edge
Edge area；
In each OLED display panel, the oled layer has exiting surface, and the side of the exiting surface of the oled layer is provided with
The scattering optical layer of the splicing marginal zone is covered, the scattering optical layer includes scattering particles.
In each OLED display panel, the oled layer includes the OLED of several array arrangements.
In each OLED display panel, several OLEDs are top emission OLED device, the scattering optical layer
In the encapsulated layer.
In each OLED display panel, several OLEDs are bottom emitting OLED, the scattering optical layer
Between the underlay substrate and the oled layer.
In each OLED display panel, the side of exiting surface of the scattering optical layer in the oled layer is correspondingly arranged at institute
State on splicing marginal zone.
In each OLED display panel, this is completely covered in the side of exiting surface of the scattering optical layer in the oled layer
Exiting surface.
In each OLED display panel, the scattering optical layer deposits shape by way of sputter or chemical vapor deposition
Into.
In each OLED display panel, the material of scattering particles is TiO in the scattering optical layer2Or silicone material
Material.
In each OLED display panel, several OLEDs be respectively red OLED, green OLED or
Blue OLED device.
In each OLED display panel, several OLEDs include set gradually from the bottom to top anode layer, have
Machine functional layer and cathode layer.
Beneficial effects of the present invention：A kind of OLED tiled displays panel that the present invention is provided, including at least two pieces splicing
OLED display panel, each OLED display panel includes underlay substrate, the OLED with exiting surface on underlay substrate
Layer and the encapsulated layer above the oled layer, wherein, the oled layer of two pieces of OLED display panels of arbitrary neighborhood is in splicing
Fringe region at position is set to splice marginal zone, and each OLED display panel is provided with the side of the exiting surface of the oled layer
Cover the scattering optical layer comprising scattering particles of the splicing marginal zone；The present invention in the side of oled layer exiting surface by setting
The scattering optical layer of covering splicing marginal zone is put, when the light that oled layer is sent is by scattering optical layer, by scattering particles
Act on and scatter, the direction of light covers the physics splicing seams between adjacent two pieces of OLED display panels after changing
Gap, so as to visually eliminate the splicing gap between adjacent two pieces of OLED display panels, and then effectively increases OLED
The viewing experience of tiled display panel.
In order to be able to be further understood that the feature and technology contents of the present invention, refer to below in connection with the detailed of the present invention
Illustrate and accompanying drawing, however accompanying drawing only provide with reference to and explanation use, not for being any limitation as to the present invention.
Brief description of the drawings
Below in conjunction with the accompanying drawings, it is described in detail by the embodiment to the present invention, technical scheme will be made
And other beneficial effects are apparent.
In accompanying drawing,
Fig. 1 is that existing OLED splices schematic diagram of the panel in viewing in the presence of splicing gap；
Schematic diagrames of the Fig. 2 for OLED tiled displays panel of the invention in viewing in the absence of splicing gap；
Fig. 3 for the present invention OLED tiled display panels first embodiment in OLED display panel structural representation；
Fig. 4 for the present invention OLED tiled display panels second embodiment in OLED display panel structural representation.
Embodiment
Further to illustrate the technological means and its effect of the invention taken, below in conjunction with being preferable to carry out for the present invention
Example and its accompanying drawing are described in detail.
Fig. 2-3 are referred to, wherein Fig. 3 is OLED display surfaces in the first embodiment of the OLED tiled display panels of the present invention
The structural representation of plate, in the present embodiment, the OLED tiled displays panel include the OLED display surfaces of at least two pieces splicings
Plate 1；Each OLED display panel 1 includes underlay substrate 20, the oled layer 30 on underlay substrate 20 and located at described
The encapsulated layer 40 of the top of oled layer 30；
Wherein, fringe region of the oled layer 30 of two pieces of OLED display panels 1 of arbitrary neighborhood at stitching position is set to spell
Connect marginal zone；
In each OLED display panel 1, the oled layer 30 has exiting surface, the side of the exiting surface of the oled layer 30
Provided with the scattering optical layer 10 for covering the splicing marginal zone, the scattering optical layer 10 includes scattering particles.
The OLED tiled display panels of the present invention, by setting covering splicing marginal zone in the side of the exiting surface of oled layer 30
Scattering optical layer 10, when light that oled layer 30 is sent is by scattering optical layer 10, grain is scattered by scattering optical layer 10
The effect of son and scatter, the direction of light covers physics between adjacent two pieces of OLED display panels 1 and spelled after changing
Seam gap, so as to visually eliminate the splicing gap between adjacent two pieces of OLED display panels 1, and then is effectively increased
The viewing experience of OLED tiled display panels.
Specifically, in each OLED display panel 1, the oled layer 30 includes the OLED 31 of several array arrangements.
Specifically, in each OLED display panel 1, several OLEDs 31 are top emission OLED device, described
The exiting surface of oled layer 30 is one side of the oled layer 30 close to the encapsulated layer 40, and the scattering optical layer 10 is located at described
In encapsulated layer 40.
Specifically, in each OLED display panel 1, the scattering optical layer 10 is locally provided at going out for the oled layer 30
The side of smooth surface, it is correspondingly arranged on the splicing marginal zone and covers the splicing marginal zone.Certainly, the scattering optical layer
10 also can whole face be arranged on the oled layer 30 exiting surface side and the exiting surface is completely covered.
Specifically, in each OLED display panel 1, the scattering optical layer 10 passes through sputter (suptter) or chemical gas
Mutually the mode of deposition (chemical vapor deposition, CVD) deposits to be formed.
Specifically, in each OLED display panel 1, the material of scattering particles can be dioxy in the scattering optical layer 10
Change titanium (TiO2) or silicon-based resin material.
Specifically, the underlay substrate 20 is tft array substrate, and it is with several array arrangements to several OLED
The TFT that device 31 is driven respectively.
Specifically, in each OLED display panel 1, several OLEDs 31 are respectively red OLED, green
OLED or Blue OLED device.
Specifically, in each OLED display panel 1, several OLEDs 31 include what is set gradually from the bottom to top
Anode layer 311, organic function layer 312 and cathode layer (not shown)；The material of the cathode layer is transparent conductive material.
The specific manufacturing process of so described OLED tiled displays panel is to form anode layer on underlay substrate 20 first
311st, organic function layer 312 and cathode layer, obtain including the oled layer 30 of several OLEDs 31, then the shape on oled layer 30
Into encapsulated layer 40, and the scattering optics for including scattering particles is formed in the encapsulated layer 40 of correspondence splicing edge overlying regions
Layer 10, and the encapsulated layer 40 in other regions is the common encapsulated layer with existing oled panel encapsulating structure, obtains OLED and shows
Show panel 1, finally spliced packaged multiple OLED display panels 1, obtain OLED tiled display panels.
Referring to Fig. 4, being the structure of OLED display panel in the second embodiment of the OLED tiled display panels of the present invention
Schematic diagram, the present embodiment is compared with above-mentioned first embodiment, in each OLED display panel 1, and several OLEDs 31 are equal
For bottom emitting OLED, the exiting surface of the oled layer 30 is one side of the oled layer 30 close to the underlay substrate 20,
The scattering optical layer 10 is located between the underlay substrate 20 and the oled layer 30, the anode of several OLEDs 31
The material of layer 311 is transparent conductive material.So in the present embodiment, the specific manufacturing process of the OLED tiled displays panel
For correspondence splicing marginal zone forms the scattering optical layer 10 for including scattering particles first on underlay substrate 20, then in scattering
Optical layer 10 and underlay substrate 20 deposit the anode layer 311 for forming transparent conductive material, and organic functions is formed on anode layer 311
Layer 312 and cathode layer, obtain including the oled layer 30 of several OLEDs 31, then according to existing OLED on oled layer 30
Panel method for packing formation encapsulated layer 40, obtains OLED display panel 1, finally enters packaged multiple OLED display panels 1
Row splicing, obtains OLED tiled display panels.Other technical characteristics are identical with above-mentioned first embodiment in the present embodiment, herein
Repeat no more.
In summary, the present invention provides a kind of OLED tiled displays panel, includes the OLED display surfaces of at least two pieces splicings
Plate, each OLED display panel includes underlay substrate, the oled layer with exiting surface on underlay substrate and is located at
Encapsulated layer above the oled layer, wherein, the side of the oled layers of two pieces of OLED display panels of arbitrary neighborhood at stitching position
Edge region is set to splice marginal zone, and each OLED display panel is in the side of the exiting surface of the oled layer provided with the covering spelling
Connect the scattering optical layer comprising scattering particles of marginal zone；The present invention is by setting covering splicing in the side of oled layer exiting surface
The scattering optical layer of marginal zone, when the light that oled layer is sent is by scattering optical layer, is occurred by the effect of scattering particles
Scattering, the direction of light covers the physics splicing gap between adjacent two pieces of OLED display panels after changing, so that
The splicing gap between adjacent two pieces of OLED display panels is visually eliminated, and then effectively increases OLED tiled display panels
Viewing experience.
It is described above, for the person of ordinary skill of the art, can be with technique according to the invention scheme and technology
Other various corresponding changes and deformation are made in design, and all these changes and deformation should all belong to the claims in the present invention
Protection domain.
Claims (10)
1. a kind of OLED tiled displays panel, it is characterised in that include the OLED display panel (1) of at least two pieces splicings；It is each
OLED display panel (1) includes underlay substrate (20), the oled layer (30) on underlay substrate (20) and located at described
Encapsulated layer (40) above oled layer (30)；
Wherein, fringe region of the oled layer (30) of two pieces of OLED display panels (1) of arbitrary neighborhood at stitching position is set to spell
Connect marginal zone；
In each OLED display panel (1), the oled layer (30) has exiting surface, the one of the exiting surface of the oled layer (30)
Side includes scattering particles provided with the scattering optical layer (10) for covering the splicing marginal zone, the scattering optical layer (10).
2. OLED tiled displays panel as claimed in claim 1, it is characterised in that described in each OLED display panel (1)
Oled layer (30) includes the OLED (31) of several array arrangements.
3. OLED tiled displays panel as claimed in claim 2, it is characterised in that described in each OLED display panel (1)
Several OLEDs (31) are top emission OLED device, and the scattering optical layer (10) is located in the encapsulated layer (40).
4. OLED tiled displays panel as claimed in claim 2, it is characterised in that described in each OLED display panel (1)
Several OLEDs (31) are bottom emitting OLED, and the scattering optical layer (10) is located at the underlay substrate (20) and institute
State between oled layer (30).
5. OLED tiled displays panel as claimed in claim 1, it is characterised in that described in each OLED display panel (1)
Scattering optical layer (10) is correspondingly arranged on the splicing marginal zone in the side of the exiting surface of the oled layer (30).
6. OLED tiled displays panel as claimed in claim 1, it is characterised in that described in each OLED display panel (1)
The exiting surface is completely covered in the side of the exiting surface of the oled layer (30) in scattering optical layer (10).
7. OLED tiled displays panel as claimed in claim 1, it is characterised in that described in each OLED display panel (1)
Scattering optical layer (10) deposits to be formed by way of sputter or chemical vapor deposition.
8. OLED tiled displays panel as claimed in claim 1, it is characterised in that described in each OLED display panel (1)
The material for scattering scattering particles in optical layer (10) is TiO2Or silicon-based resin material.
9. OLED tiled displays panel as claimed in claim 2, it is characterised in that described in each OLED display panel (1)
Several OLEDs (31) are respectively red OLED, green OLED or Blue OLED device.
10. OLED tiled displays panel as claimed in claim 1, it is characterised in that in each OLED display panel (1), institute
State anode layer (311), organic function layer (312) and negative electrode that several OLEDs (31) include setting gradually from the bottom to top
Layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710433934.8A CN107316882A (en) | 2017-06-09 | 2017-06-09 | OLED tiled display panels |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710433934.8A CN107316882A (en) | 2017-06-09 | 2017-06-09 | OLED tiled display panels |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107316882A true CN107316882A (en) | 2017-11-03 |
Family
ID=60182238
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710433934.8A Pending CN107316882A (en) | 2017-06-09 | 2017-06-09 | OLED tiled display panels |
Country Status (1)
| Country | Link |
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| CN (1) | CN107316882A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108649056A (en) * | 2018-05-14 | 2018-10-12 | 昆山国显光电有限公司 | The production method of display screen, display device and display screen |
| CN110390886A (en) * | 2018-04-18 | 2019-10-29 | 群创光电股份有限公司 | Panel and its splicing apparatus |
| WO2019218626A1 (en) * | 2018-05-14 | 2019-11-21 | 昆山国显光电有限公司 | Display screen, display device and method for manufacturing display screen |
| CN112992958A (en) * | 2020-07-21 | 2021-06-18 | 重庆康佳光电技术研究院有限公司 | LED display unit, LED display screen and manufacturing method thereof |
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| CN102272974A (en) * | 2008-11-17 | 2011-12-07 | 全球Oled科技有限责任公司 | Tiled oled device with edge light extraction |
| CN105190931A (en) * | 2013-01-28 | 2015-12-23 | 康宁股份有限公司 | Flexible hermetic thin film with light extraction layer |
| US20160327696A1 (en) * | 2013-12-18 | 2016-11-10 | Corning Precision Materials Co., Ltd. | Large area organic light emitting panel |
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2017
- 2017-06-09 CN CN201710433934.8A patent/CN107316882A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102272974A (en) * | 2008-11-17 | 2011-12-07 | 全球Oled科技有限责任公司 | Tiled oled device with edge light extraction |
| CN105190931A (en) * | 2013-01-28 | 2015-12-23 | 康宁股份有限公司 | Flexible hermetic thin film with light extraction layer |
| US20160327696A1 (en) * | 2013-12-18 | 2016-11-10 | Corning Precision Materials Co., Ltd. | Large area organic light emitting panel |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110390886A (en) * | 2018-04-18 | 2019-10-29 | 群创光电股份有限公司 | Panel and its splicing apparatus |
| CN108649056A (en) * | 2018-05-14 | 2018-10-12 | 昆山国显光电有限公司 | The production method of display screen, display device and display screen |
| WO2019218626A1 (en) * | 2018-05-14 | 2019-11-21 | 昆山国显光电有限公司 | Display screen, display device and method for manufacturing display screen |
| CN108649056B (en) * | 2018-05-14 | 2020-09-22 | 昆山国显光电有限公司 | Display screen, display device and manufacturing method of display screen |
| CN112992958A (en) * | 2020-07-21 | 2021-06-18 | 重庆康佳光电技术研究院有限公司 | LED display unit, LED display screen and manufacturing method thereof |
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Application publication date: 20171103 |
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