CN104538419B - A kind of touch OLED double-side display devices - Google Patents
A kind of touch OLED double-side display devices Download PDFInfo
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- CN104538419B CN104538419B CN201410760049.7A CN201410760049A CN104538419B CN 104538419 B CN104538419 B CN 104538419B CN 201410760049 A CN201410760049 A CN 201410760049A CN 104538419 B CN104538419 B CN 104538419B
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Abstract
The invention discloses a kind of touch OLED double-side display devices, it includes the second contact panel of the first contact panel of energy printing opacity and energy printing opacity and the first antireflection layer and the second antireflection layer between first contact panel and the second contact panel, OLED is provided between first antireflection layer and the second antireflection layer, transparency carrier is additionally provided between the OLED and second antireflection layer, the OLED includes the first transparency electrode layer set gradually, organic luminous layer and second transparency electrode layer, the first transparency electrode layer is located between the organic luminous layer and the transparency carrier.The OLED display of the present invention realizes OLED double-sided display effects using double transparent pixel electrodes；And anti-reflection film is introduced, arrival improves light transmittance.
Description
Technical field
A kind of relevant OLED of the present invention（Organic Light Emitting Display, organic light emitting display）
Display device, particularly relate to a kind of touch OLED double-side display devices that can reduce light emission rate loss.
Background technology
OLED is active luminescent device, compared to present main flow flat panel display Thin Film Transistor-LCD（TFT
- LCD, Thin Film Transistor- Liquid Crystal Display), OLED have contrast is high, visual angle is wide,
Low in energy consumption, the advantages that volume is thinner, it is expected to turn into the flat panel display of future generation after LCD, flexible OLED is even more with it
Flexible, shock resistance, it is lighter and thinner the advantages that received more and more attention in flat panel display.
OLED display is by applying a voltage to pixel electrode, and organic luminous layer is injected in driving electronics, hole, both
Meet, combine to form exciton and transfer energy to chemical molecular, so as to electroluminescent.In the structure of OLED display, sun
Pole metal is opaque, prevents light from passing through concurrent third contact of a total solar or lunar eclipse line reflection, the light that organic luminous layer is sent can only pass through transparent cathode
Electrode projects from upper cover plate, realizes top emitting.In the structure of OLED display, the tool such as electrode, insulation fill stratum, cover plate
There is different refractive indexes, light can occur total reflection phenomenon when launching, cause light emission rate to lose.
The content of the invention
In view of this, it is two-sided it is a primary object of the present invention to provide a kind of touch OLED that can reduce light emission rate loss
Display device.
To reach above-mentioned purpose, the present invention provides a kind of touch OLED double-side display devices, and it includes the of energy printing opacity
One contact panel and can printing opacity the second contact panel and between first contact panel and the second contact panel first
Antireflection layer and the second antireflection layer, are provided with OLED between first antireflection layer and the second antireflection layer, the OLED with this
Transparency carrier is provided between two antireflection layers, the OLED includes first transparency electrode layer, the organic luminous layer set gradually
And second transparency electrode layer, the first transparency electrode layer are located between the organic luminous layer and the transparency carrier.
Insulation fill stratum is filled between the transparency carrier and first contact panel, the insulation fill stratum both ends are set
There is fluid sealant, the fluid sealant is hermetically sealed by first contact panel.
First antireflection layer is located at the side of the OLED, and first antireflection layer is located at the OLED
Between the insulation fill stratum.
First antireflection layer is located at the side of first contact panel, and first antireflection layer is located at described first
Between contact panel and the insulation fill stratum.
The organic luminous layer include set gradually electron injecting layer, electron transfer layer, luminescent layer, hole transmission layer with
And hole injection layer.
First contact panel is by upper cover plate, lower cover and the touch control electrode group between upper cover plate and lower cover
Into the lower cover is close to first antireflection layer；Second contact panel is made up of cover plate and touch control electrode, and described second touches
The touch control electrode of panel is controlled close to second antireflection layer.
The refractive index of first antireflection layer is more than the refractive index of the insulation fill stratum.
The material of the first transparency electrode layer and second transparency electrode layer is tin indium oxide.
The material of first antireflection layer and the second antireflection layer is silicon oxynitride.
The transparency carrier is glass substrate.
OLED double-sided displays effect can be achieved due to having used two layers of contact panel up and down in the OLED display of the present invention
Fruit；Anti-reflection film is introduced simultaneously, improves light transmittance.
Brief description of the drawings
Fig. 1 is the structural representation of the embodiment one of touch OLED double-side display devices of the present invention；
Fig. 2 is the structural representation of the embodiment two of touch OLED double-side display devices of the present invention.
Embodiment
There is further understanding for ease of the structure to we and the effect that reaches, developed simultaneously preferred embodiment in conjunction with accompanying drawing
Describe in detail as follows.
As shown in figure 1, the touch OLED double-side display devices of the present invention include can printing opacity the first contact panel 6 and the
Two contact panels 7 and the OLED 2 between the first contact panel 6 and the second contact panel 7, the side of OLED 2
Provided with transparency carrier 1, the opposite side of OLED 2 is provided with the first antireflection layer 31, between the contact panel 7 of transparency carrier 1 and second
Provided with the second antireflection layer 32, between the contact panel 6 of the first antireflection layer 31 and first and the first contact panel 6 and transparency carrier 1
Between be filled with insulation fill stratum 4, the both ends of insulation fill stratum 4 are provided with fluid sealant 5, pass through the contact panel 6 of fluid sealant 5 and first
Carry out hermetically sealed.
OLED 2 in the present invention includes first transparency electrode layer 21, the organic luminous layer 22 and second set gradually
Transparent electrode layer 23, the first transparency electrode layer 21 are located between organic luminous layer 22 and transparency carrier 1, the second transparency electrode
Layer 23 is located between the antireflection layer 31 of organic luminous layer 22 and first, and wherein the organic luminous layer 22 includes the electronics note set gradually
Enter layer, electron transfer layer, luminescent layer, hole transmission layer and hole injection layer.
Wherein the first contact panel 6 is by upper cover plate 63, lower cover 61 and touching between upper cover plate 63 and lower cover 61
Control electrode 62 forms, and the lower cover 61 is located at the side of insulation fill stratum 4.Second contact panel 7 is by cover plate 71 and touch control electrode 72
Collectively constitute, the touch control electrode 72 is located between the antireflection layer 32 of cover plate 71 and second, and the refractive index of the second contact panel 7 is touch-control
The mean refractive index of electrode 72 and cover plate 71, about 2.53.
Transparency carrier 1 in the present invention can be glass, and its thickness can be 0.5mm, refractive index 1.58, light transmittance 90.23%.
First transparency electrode layer 21 and second transparency electrode layer 23 are ITO（Tin indium oxide）, thickness 50nm, refractive index 1.99, thoroughly
Light rate is 85.35%.The light transmittance of first antireflection layer 31 is more than second transparency electrode layer 23, and the refractive index of the first antireflection layer 31 is situated between
Between second transparency electrode layer 23 and insulation fill stratum 4, it is preferable that the first antireflection layer 31 is SiON（Silicon oxynitride）, thickness
For 30nm, refractive index 1.85, light transmittance 87.33%.The material of insulation fill stratum 4 is epoxy resin, and thickness range can be 1 μ
M ~ 400 μm, refractive index 1.59, light transmittance 92.08%.The light transmittance similar transparent substrate 1 of second antireflection layer 32, second increases
The refractive index of permeable layers 32 is between transparency carrier 1 and touch control electrode 72, it is preferable that the second antireflection layer 32 is SiON（Nitrogen oxidation
Silicon）, thickness 30nm, refractive index 1.85, light transmittance 87.33%.
As shown in Fig. 2 another embodiment of the touch OLED double-side display devices of the present invention, it is included located at both sides
Can printing opacity the first contact panel 6 and the second contact panel 7 and between the first contact panel 6 and the second contact panel 7
OLED 2, the side of OLED 2 are provided with transparency carrier 1, and second is provided between the contact panel 7 of transparency carrier 1 and second
Antireflection layer 32, first contact panel 6 are provided with the first antireflection layer 31, first antireflection layer 31 close to the side of the OLED 2
Insulation fill stratum 4,4 liang of the insulation fill stratum are filled between OLED 2 and between the first antireflection layer 31 and transparency carrier 1
End is provided with fluid sealant 5, is carried out by fluid sealant 5 with the first contact panel 6 hermetically sealed.
OLED 2 in the present invention includes first transparency electrode layer 21, the organic luminous layer 22 and second set gradually
Transparent electrode layer 23, the first transparency electrode layer 21 are located between organic luminous layer 22 and transparency carrier 1, the second transparency electrode
Layer 23 is located between organic luminous layer 22 and insulation fill stratum 4, and wherein the organic luminous layer 22 includes the electronics note set gradually
Enter layer, electron transfer layer, luminescent layer, hole transmission layer and hole injection layer.
Wherein the first contact panel 6 is by upper cover plate 63, lower cover 61 and touching between upper cover plate 63 and lower cover 61
Control electrode 62 is formed, and the lower cover 61 is located between the antireflection layer 31 of touch control electrode 62 and first.Second contact panel 7 is by cover plate 71
Collectively constituted with touch control electrode 72, the touch control electrode 72 is located between the antireflection layer 32 of cover plate 71 and second, the second contact panel 7
Refractive index is the mean refractive index of touch control electrode 72 and cover plate 71, about 2.53.
Transparency carrier 1 in the present invention can be glass, and its thickness can be 0.5mm, refractive index 1.58, light transmittance 90.23%.
First transparency electrode layer 21 and second transparency electrode layer 23 are ITO（Tin indium oxide）, thickness 50nm, refractive index 1.99, thoroughly
Light rate is 85.35%.The light transmittance of first antireflection layer 31 is more than insulation fill stratum 4, and the refractive index of the first antireflection layer 31 is between first
Between contact panel 6 and insulation fill stratum 4, it is preferable that the first antireflection layer 31 is SiON（Silicon oxynitride）, thickness 30nm, folding
It is 1.85 to penetrate rate, light transmittance 87.33%.The material of insulation fill stratum 4 is epoxy resin, and thickness range can be 1 μm ~ 400 μm,
Refractive index is 1.59, light transmittance 92.08%.The light transmittance similar transparent substrate 1 of second antireflection layer 32, the second antireflection layer 32
Refractive index is between transparency carrier 1 and touch control electrode 72, it is preferable that the second antireflection layer 32 is SiON（Silicon oxynitride）, thickness
For 30nm, refractive index 1.85, light transmittance 87.33%.
The OLED display of the present invention realizes OLED double-sided display effects using double transparent pixel electrodes；And introduce increasing
Permeable membrane, arrival improve light transmittance.
The foregoing is only a preferred embodiment of the present invention, is not intended to limit the scope of the present invention.
Claims (9)
1. a kind of touch OLED double-side display devices, it is characterised in that it is saturating with energy that it includes the first contact panel of energy printing opacity
Second contact panel of light and the first antireflection layer between first contact panel and the second contact panel and second anti-reflection
Layer, is provided with OLED, is provided between the OLED and second antireflection layer between first antireflection layer and the second antireflection layer
Transparency carrier, first contact panel is by upper cover plate, lower cover and the touch control electrode group between upper cover plate and lower cover
Into the lower cover is close to first antireflection layer；Second contact panel is made up of cover plate and touch control electrode, and described second touches
The touch control electrode of panel is controlled close to second antireflection layer, first transparency electrode layer that the OLED includes setting gradually,
Organic luminous layer and second transparency electrode layer, the first transparency electrode layer located at the organic luminous layer and the transparency carrier it
Between.
2. touch OLED double-side display devices as claimed in claim 1, it is characterised in that the transparency carrier and described the
Insulation fill stratum is filled between one contact panel, the insulation fill stratum both ends are provided with fluid sealant, and the fluid sealant is by described first
Contact panel is hermetically sealed.
3. touch OLED double-side display devices as claimed in claim 2, it is characterised in that first antireflection layer is located at institute
The side of OLED is stated, and first antireflection layer is between the OLED and the insulation fill stratum.
4. touch OLED double-side display devices as claimed in claim 2, it is characterised in that first antireflection layer is located at institute
State the side of the first contact panel, and first antireflection layer be located at first contact panel and the insulation fill stratum it
Between.
5. touch OLED double-side display devices as claimed in claim 1, it is characterised in that the organic luminous layer include according to
Electron injecting layer, electron transfer layer, luminescent layer, hole transmission layer and the hole injection layer of secondary setting.
6. touch OLED double-side display devices as claimed in claim 2, it is characterised in that the refraction of first antireflection layer
Rate is more than the refractive index of the insulation fill stratum.
7. touch OLED double-side display devices as claimed in claim 1, it is characterised in that the first transparency electrode layer with
The material of second transparency electrode layer is tin indium oxide.
8. touch OLED double-side display devices as claimed in claim 1, it is characterised in that first antireflection layer and second
The material of antireflection layer is silicon oxynitride.
9. touch OLED double-side display devices as claimed in claim 1, it is characterised in that the transparency carrier is glass base
Plate.
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| CN201410760049.7A CN104538419B (en) | 2014-12-12 | 2014-12-12 | A kind of touch OLED double-side display devices |
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| CN201410760049.7A CN104538419B (en) | 2014-12-12 | 2014-12-12 | A kind of touch OLED double-side display devices |
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| CN104538419A CN104538419A (en) | 2015-04-22 |
| CN104538419B true CN104538419B (en) | 2018-02-13 |
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Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104766927B (en) * | 2015-04-30 | 2018-01-02 | 京东方科技集团股份有限公司 | organic light emitting diode device and preparation method thereof |
| CN109559651B (en) * | 2017-09-25 | 2022-03-08 | 广州国显科技有限公司 | Flexible display module and display device |
| CN109873019B (en) * | 2019-03-07 | 2021-01-29 | 京东方科技集团股份有限公司 | Electroluminescent device, manufacturing method thereof, display panel and display device |
| CN110703938B (en) * | 2019-09-17 | 2023-07-25 | 昆山龙腾光电股份有限公司 | Double-sided touch transparent display panel, driving method thereof and display device |
| CN111124050A (en) * | 2019-12-25 | 2020-05-08 | Oppo广东移动通信有限公司 | Display screen and electronic equipment |
| CN111682119B (en) * | 2020-06-20 | 2023-08-18 | 武汉华美晨曦光电有限责任公司 | Flexible transparent OLED device structure and preparation method thereof |
| CN114141967A (en) * | 2021-11-19 | 2022-03-04 | Oppo广东移动通信有限公司 | Electronic equipment, display module and display panel |
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| CN101921985A (en) * | 2010-08-17 | 2010-12-22 | 芜湖长信科技股份有限公司 | High-transmissivity transparent conductive glass of touch screen and preparation method thereof |
| CN103218081A (en) * | 2013-04-12 | 2013-07-24 | 深圳欧菲光科技股份有限公司 | Double-layer touch screen and preparation method for same |
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| CN101847060A (en) * | 2009-03-27 | 2010-09-29 | 联想(北京)有限公司 | Optical touch system and optical touch positioning method |
| CN101921985A (en) * | 2010-08-17 | 2010-12-22 | 芜湖长信科技股份有限公司 | High-transmissivity transparent conductive glass of touch screen and preparation method thereof |
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Application publication date: 20150422 Assignee: Yungu (Gu'an) Technology Co., Ltd.|Bazhou Yungu Electronic Technology Co., Ltd.|Kunshan Institute of technology new flat panel display technology center Co., Ltd Assignor: Kunshan Guo Xian Photoelectric Co., Ltd. Contract record no.: X2019990000157 Denomination of invention: Touching-type OLED double-sided display device Granted publication date: 20180213 License type: Common License Record date: 20191031 |
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Effective date of registration: 20191204 Address after: No. 2 Xiangshan Avenue, Yongning Street, Zengcheng District, Guangzhou, Guangdong province (the core of Zengcheng economic and Technological Development Zone) Patentee after: Guangzhou Guoxian Technology Co., Ltd Address before: 215300, No. 1, Longteng Road, Kunshan Development Zone, Jiangsu, Suzhou, 4 Patentee before: Kunshan Guo Xian Photoelectric Co., Ltd. |