CN103839959B - Touch-control organic LED display panel and comprise its display device - Google Patents
Touch-control organic LED display panel and comprise its display device Download PDFInfo
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- CN103839959B CN103839959B CN201210482467.5A CN201210482467A CN103839959B CN 103839959 B CN103839959 B CN 103839959B CN 201210482467 A CN201210482467 A CN 201210482467A CN 103839959 B CN103839959 B CN 103839959B
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- 239000000758 substrate Substances 0.000 claims abstract description 28
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- 239000010409 thin film Substances 0.000 claims abstract description 23
- 230000004888 barrier function Effects 0.000 claims description 49
- 239000011241 protective layer Substances 0.000 claims description 18
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 6
- 229910052814 silicon oxide Inorganic materials 0.000 claims description 6
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 4
- 229910052710 silicon Inorganic materials 0.000 claims description 4
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- 241000768494 Polymorphum Species 0.000 claims description 3
- 239000003921 oil Substances 0.000 claims description 3
- 230000013011 mating Effects 0.000 claims 2
- 229910003978 SiClx Inorganic materials 0.000 claims 1
- DOTMOQHOJINYBL-UHFFFAOYSA-N molecular nitrogen;molecular oxygen Chemical group N#N.O=O DOTMOQHOJINYBL-UHFFFAOYSA-N 0.000 claims 1
- IJGRMHOSHXDMSA-UHFFFAOYSA-N nitrogen Substances N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims 1
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- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 claims 1
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Abstract
The display device that the present invention is related to a kind of touch-control organic LED display panel and one comprises it.This touch-control organic LED display panel includes: a thin film transistor base plate；One Organic Light Emitting Diode layer, is mounted on this thin film transistor base plate；One substrate, is mounted on this Organic Light Emitting Diode layer；One sensed layer, is mounted on this substrate；One optical functional layer, its penetrance is 50 to 80%；And a cover plate；Wherein, this optical functional layer is mounted on a surface of this cover plate.
Description
Technical field
The present invention is about a kind of touch-control organic LED display panel and the display device that comprises it, espespecially a kind of
The touch-control organic LED display panel that visual visibility can be greatly reduced and the display device comprising it.
Background technology
Contact panel technology can be produced principle, detection technology, screen assembling mode etc. three greatly towards distinguishing difference by signal
Kind.Produce principle according to signal different, can divide into digital and analog: digital touch signal is to use transparent ITO to lead
Conductive film, according to X, Y direction distribution wires on transparent conducting glass, forms switch, just produces during pressing in circuit staggered place
Touching signal；And analog touch-control principle and digital difference are provided with every ball (dot spacer) in upper and lower interlayer, after touching
Levels electrode is connected and is produced the signal of potential difference, then through circuit, signal is passed to controller, to process and to calculate touching
The coordinate position of point.
Furthermore, if contact panel technology can divide into electric signal (bag according to detection technology, manufacturing technology and process technique difference
Containing resistance-type, condenser type, electromagnetic type etc.), light signal (comprising infrared-type etc.) and audio communication number (comprise surface acoustic wave type, sound wave
Conduction, dispersion signal formula, ping formula etc.).And in the middle of above-mentioned technology, common are resistance-type, condenser type, surface acoustic wave
Formula, infrared-type and induction etc. five kinds.
Additionally, in contact panel related industry, make sensing component and must take into visually may be used of its internal material circuit
See degree, and visually visible level is often depending on many factors, such as: thickness, angle, material character, material stack mode etc..
Therefore, visual visible level is difficult to only be determined by single factors.If it is said that in general, light is through identical material and structure, can
See available identical spectrum under optical range (380-780nm).Therefore, causing visual visible reason is because light is through difference
Material and the interference effect of structure, obtain different penetrances (T) and reflectance (R).Wherein, with the factor of reflectance (R) it is
Main, different because reflexing to human eye light quantity, therefore cause visual visibility difference (Δ R).At present, general literature defines with Δ R ＜ 1%
As obvious and inconspicuous between define.
Thus, need a kind of display floater of development at present badly, be wherein to utilize structure and/or Special Film, to solve visually
The problem of visible level.
Summary of the invention
Present invention is primarily targeted at the display a kind of touch-control organic LED display panel being provided and comprising it
Device, can be greatly reduced visual visibility.
For reaching above-mentioned purpose, the present invention provides a kind of touch-control organic LED display panel, including: a thin film is brilliant
Body pipe substrate；One Organic Light Emitting Diode layer, is mounted on this thin film transistor base plate；One substrate, is mounted on this organic light emission
On diode layer；One sensed layer, is mounted on this substrate；One optical functional layer, its penetrance is 50 to 80%；And one lid
Plate, is mounted in this sensed layer；Wherein, this optical functional layer is mounted on a surface of this cover plate.
Wherein, there is no particular restriction for the thickness of this optical functional layer, below preferably 10 μm, between more preferably 5 to 10 μm；
This thickness is the most actually required and is adjusted.Furthermore, the material of this optical functional layer can use in this field any of
Material, such as, can use gray ink or Lycoperdon polymorphum Vitt photoresistance, it is only necessary to reach the penetrance of 50 to 80%；Preferably mixed black,
The material of white dichromatism makes this optical functional layer.
Additionally, the touch-control organic LED display panel of the present invention, can also include: a double insulating layer, be mounted on this
Between sensed layer and this substrate, this double insulating layer includes one first insulating barrier and one second insulating barrier, wherein this second insulating barrier
It is mounted between this first insulating barrier and this sensed layer, and refractive index (refraction index, n) Jie of this second insulating barrier
Between 1.6 to 1.7 and thickness betweenExtremelyBetween；And a protective layer, it is mounted in this sensed layer.
In the present invention, the material of this first insulating barrier and this second insulating barrier is all not particularly limited, such as: this is first exhausted
Edge layer can be oxide film (SiOx), and this second insulating barrier is a silicon oxynitride film (SiOxNy).Furthermore, this
The thickness of two insulating barriers isExtremelyIn the case of, the thickness of this first insulating barrier is not particularly limited, visual device
Demand and change adjustment, preferably about
In the present invention, any of material can be used to prepare this protective layer, preferably use and this second insulating barrier
The material of refractive index close.Such as: when this second insulating barrier is a silicon oxynitride film, this protective layer is also preferably a nitrogen
Silicon oxide film, or other can have the material of the refractive index between 1.6 to 1.7.In this, this protective layer can have resist from
Son or the characteristic of stop aqueous vapor.
Additionally, the sensed layer in the present invention is the most unrestricted, it is only necessary to reach the purpose of sensing, such as a common Indium sesquioxide.
Stannum (ITO) thin film, its refractive index is about 1.8, and this ito thin film thickness can select according to actual processing procedure, the general thickness often used
Degree is such asOrThis is common materials and thickness, also can adjust according to product demand.
Thus, in the selection of above-mentioned each material and thickness of insulating layer, it is contemplated that the problem of material is as follows: pliability, should
Power, electrostatic defending, light transmission, colour cast or tack etc..
If additionally, the touch-control organic LED display panel of the present invention also includes: an ink framework, it is mounted on this
In the one side towards this sensed layer of cover plate, and this optical functional layer can be mounted between this ink framework and this cover layer, by this
Ink framework surrounds, covers this ink framework or be not provided with a surface of this ink framework.
Or, the touch-control organic LED display panel of the present invention can only improve the most visible by double insulating layer
Degree.Thus, this display floater includes: a thin film transistor base plate；One Organic Light Emitting Diode layer, is mounted on this thin film transistor (TFT)
On substrate；One substrate, is mounted on this Organic Light Emitting Diode layer；One double insulating layer, is mounted on this substrate；One sensed layer,
It is mounted on this double insulating layer；One protective layer, is mounted in this sensed layer；And a cover plate, it is mounted on this protective layer；Its
In, this double insulating layer includes one first insulating barrier and one second insulating barrier, and wherein this second insulating barrier is mounted on this first insulation
On layer, and the refractive index of this second insulating barrier between 1.6 to 1.7 and thickness betweenExtremelyBetween.And it is each
The narration of layer is described above.
Additionally, the substrate being mounted on this Organic Light Emitting Diode layer of the present invention, depending on this Organic Light Emitting Diode layer
For RGB Organic Light Emitting Diode layer or white organic LED layer, this substrate can be transparency carrier or also include that one is colored
Optical filter.
The present invention separately can provide a kind of display, including: above-mentioned touch-control organic LED display panel；And one
Controller, is electrically connected with this touch-control organic LED display panel.Therefore, this display by optical functional layer and/
Or double insulating layer improves the visual visibility of display, the interference effect caused through different materials and structure by light,
Reduce visual visibility difference.
Accompanying drawing explanation
Fig. 1 is the display floater of the embodiment of the present invention 1 to embodiment 4.
Fig. 2 is the enlarged drawing of the double insulating layer group of Fig. 1 of the present invention.
Fig. 3 A to 3D is the display floater of the embodiment of the present invention 5.
Fig. 4 A to 4D is the display floater of the embodiment of the present invention 6.
[main element symbol description]
1 thin film transistor base plate 43 sensed layer
2 Organic Light Emitting Diode layer 44 protective layers
3 substrate 5 ink frameworks
4 double insulating layer group 6 optical functional layers
41 first insulating barrier 7 cover layer
42 second insulating barriers
Detailed description of the invention
[embodiment 1]
Preparing a display floater, its structure is as it is shown in figure 1, this display floater includes: a thin film transistor base plate 1；One has
Machine LED layers 2, is mounted on this thin film transistor base plate 1；One substrate 3, is mounted on this Organic Light Emitting Diode layer 2
On；One double insulating layer group 4, is mounted on this substrate 3；One ink framework 5；And a cover plate 7.Refer to again Fig. 2, it is double exhausted
The schematic diagram of edge layer group 4, wherein this double insulating layer group 4 includes one first insulating barrier 41 and one second insulating barrier 42, and this second
Insulating barrier 42 is mounted on this first insulating barrier 41；One sensed layer 43, is mounted on this second insulating barrier 42；And a protective layer
44, it is mounted in this sensed layer 43.It should be noted that and regard this Organic Light Emitting Diode layer as RGB Organic Light Emitting Diode layer
Or white organic LED layer, this substrate 3 can be transparency carrier or also include a colored filter.
Wherein, the material of protective layer 44 is to use SiOxNy (n=1.7), and thickness isFirst insulating barrier 41
Material is to use SiOx (n=1.46), and thickness isThe material of the second insulating barrier 42 is to use SiOxNy (n=1.7)；
The material of sensed layer 43 is to use ITO, and thickness is
Then, incident illumination Δ R when the 550nm under this structural condition, this average reflectance are drawn by optical simulation
The empirical value of difference arranges in table 1 below.
Table 1
Accordingly, under the test of the second insulating barrier 42 of various thickness, meet and face (0 degree of angle) and side-looking (45 degree of angles) mesh
Have depending on the preferred thickness of visible level relatively low (Δ R meansigma methods ＜ 1):AndIn ensuing reality
Execute in example, for meet processing procedure all select 1000 toIn the range of thickness test.
[embodiment 2]
Making a display floater, its structure is same as in Example 1.Wherein, the material of protective layer 44 is to use SiOxNy (n
=1.64), thickness isThe material of the first insulating barrier 41 is to use SiOx (n=1.46), and thickness isThe
The material of two insulating barriers 42 is to use SiOxNy (n=1.64)；The material of sensed layer 43 is to use ITO, and thickness is
Then, incident illumination Δ R when the 550nm under this structural condition, this average reflectance are drawn by optical simulation
The empirical value of difference arranges in table 2 below.
Table 2
Accordingly, use 1000 toUnder the test of the second insulating barrier 42 of ranges of thicknesses, visual visible level is relatively
Low preferred thickness is
[embodiment 3]
Making a display floater, its structure is same as in Example 1.Wherein, the material of protective layer 44 is to use SiOxNy (n
=1.7), thickness isThe material of the first insulating barrier 41 is to use SiOx (n=1.46), and thickness isSecond
The material of insulating barrier 42 is to use SiOxNy (n=1.7)；The material of sensed layer 43 is to use ITO, and thickness is
Then, incident illumination Δ R when the 550nm under this structural condition, this average reflectance are drawn by optical simulation
The empirical value of difference arranges in table 3 below.
Table 3
Accordingly, use 1000 toUnder the test of the second insulating barrier 42 of ranges of thicknesses, visual visible level is relatively
Low preferred thickness is
[embodiment 4]
Making a display floater, its structure is same as in Example 1.Wherein, the material of protective layer 44 is to use SiOxNy (n
=1.64), thickness isThe material of the first insulating barrier 41 is to use SiOx (n=1.46), and thickness isThe
The material of two insulating barriers 42 is to use SiOxNy (n=1.64)；The material of sensed layer 43 is to use ITO, and thickness is
Then, incident illumination Δ R when the 550nm under this structural condition, this average reflectance are drawn by optical simulation
The empirical value of difference arranges in table 4 below.
Table 4
Accordingly, use 1000 toUnder the test of the second insulating barrier 42 of ranges of thicknesses, visual visible level is relatively
Low preferred thickness is
By the experimental result of embodiment 1 to 4, by the second insulating barrier prepared by SiOxNy, its refractive index (n) from 1.6 to
1.7, thickness fromArriveHere it is shown that under panel construction, by observing | Δ R | the scope of ＜ 1%, result shows
Show: either wide-angle or low-angle, all can obtain the most visible slighter phenomenon.
[embodiment 5]
Preparing a display floater, as shown in Figure 3A, this display floater includes its structure: a thin film transistor base plate 1；One has
Machine LED layers 2, is mounted on this thin film transistor base plate；One substrate 3, is mounted on this Organic Light Emitting Diode layer 2；
One sensed layer 43, is mounted on this substrate 3；One ink framework 5；One optical functional layer 6；And a cover plate 7.Wherein, this ink
Framework 5 is mounted in the one side towards this sensed layer 43 of this cover plate, and this optical functional layer 6 is mounted on a surface of this cover layer 7,
I.e. between this ink framework 5 and this cover layer 7.In this, the thickness of this optical functional layer is 5 to 10 μm, and this optical functional layer
By the grieshoch of the material mixing of dichromatism black, white, such as, can be Lycoperdon polymorphum Vitt photoresist layer or gray oil layer of ink, its penetrance be 50
To 80%.It should be noted that and regard this Organic Light Emitting Diode layer as RGB Organic Light Emitting Diode layer or white-light organic light-emitting two
Pole tube layer, this substrate 3 can be transparency carrier or also include a colored filter.
Furthermore, as shown in Fig. 3 B to 3D, this optical functional layer also may be disposed at and surrounded (Fig. 3 B) by this ink framework, cover
This ink framework (Fig. 3 C) or in the surface (Fig. 3 D) being not provided with this ink framework.
Accordingly, by this optical functional layer, it is possible to decrease integrally-built volume reflection R, therefore available relatively low Δ R, with fall
Low visual visible level.
[embodiment 6]
Preparing a display floater, as shown in Figure 4 A, this display floater includes its structure: a thin film transistor base plate 1；One has
Machine LED layers 2, is mounted on this thin film transistor base plate；One substrate 3, is mounted on this Organic Light Emitting Diode layer 2；
One double insulating layer group 4, is mounted on this substrate 3；One ink framework 5；One optical functional layer 6；And a cover plate 7.Wherein, this oil
Ink framework 5 is mounted in the one side towards this double insulating layer group 4 of this cover plate 7, and this optical functional layer 6 is mounted on this cover layer 7
A surface, i.e. between this ink framework 5 and this cover layer 7.In this, the condition of this optical functional layer as described in example 5 above,
And the condition of double insulating layer group is as described in embodiment 1 to 4.It should be noted that regarding this Organic Light Emitting Diode layer has as RGB
Machine LED layers or white organic LED layer, this substrate 3 can be transparency carrier or also include a colored filter.
Further, as shown in Fig. 4 B to 4D, this optical functional layer also may be disposed at and surrounded (Fig. 4 B) by this ink framework, cover
This ink framework (Fig. 4 C) or in the surface (Fig. 4 D) being not provided with this ink framework.
In sum, the present invention can pass through the double insulating layer group of optical simulation and combine optical functional layer, reduces reflection
Rate, solves visual visible problem in the lump.
Above-described embodiment is illustrated only for convenient explanation, and the interest field that the present invention is advocated certainly should with application specially
It is as the criterion described in profit scope, rather than is only limitted to above-described embodiment.
Claims (17)
1. a touch-control organic LED display panel, including:
One thin film transistor base plate；
One Organic Light Emitting Diode layer, is mounted on this thin film transistor base plate；
One substrate, is mounted on this Organic Light Emitting Diode layer；
One sensed layer, is mounted on this substrate；
One optical functional layer, its penetrance is 50 to 80%；And
One cover plate, is mounted in this sensed layer；
Wherein, this optical functional layer is mounted on a surface of this cover plate.
2. touch-control organic LED display panel as claimed in claim 1, wherein, the thickness of this optical functional layer is 5
To 10 μm.
3. touch-control organic LED display panel as claimed in claim 1, wherein, this optical functional layer is Lycoperdon polymorphum Vitt photoresistance
Layer.
4. touch-control organic LED display panel as claimed in claim 1, wherein, this optical functional layer is gray ink
Layer.
5. touch-control organic LED display panel as claimed in claim 1, also includes:
One double insulating layer, is mounted between this sensed layer and this substrate, and this double insulating layer includes one first insulating barrier and one second
Insulating barrier, wherein this second insulating barrier is mounted between this first insulating barrier and this sensed layer, and the refraction of this second insulating barrier
Rate between 1.6 to 1.7 and thickness betweenExtremelyBetween；And
One protective layer, is mounted in this sensed layer.
6. touch-control organic LED display panel as claimed in claim 5, wherein, the refractive index of this protective layer be between
Between 1.6 to 1.7.
7. touch-control organic LED display panel as claimed in claim 5, wherein, this first insulating barrier is that silicon oxide is thin
Film.
8. touch-control organic LED display panel as claimed in claim 5, wherein, this second insulating barrier is a nitrogen oxidation
Silicon thin film.
9. touch-control organic LED display panel as claimed in claim 5, wherein, this protective layer is that a silicon oxynitride is thin
Film.
10. touch-control organic LED display panel as claimed in claim 1, wherein, this substrate also includes a colored filter
Mating plate.
11. touch-control organic LED display panels as claimed in claim 1, also include: an ink framework, are mounted on this
In the one side towards this sensed layer of cover plate；And this optical functional layer is mounted between this ink framework and this cover layer, by this oil
Ink framework surrounds, covers this ink framework or be not provided with a surface of this ink framework.
12. 1 kinds of touch-control organic LED display panels, including:
One thin film transistor base plate；
One Organic Light Emitting Diode layer, is mounted on this thin film transistor base plate；
One substrate, is mounted on this Organic Light Emitting Diode layer；
One double insulating layer, is mounted on this substrate；
One sensed layer, is mounted on this double insulating layer；
One protective layer, is mounted in this sensed layer；And
One cover plate, is mounted on this protective layer；
Wherein, this double insulating layer includes one first insulating barrier and one second insulating barrier, wherein this second insulating barrier be mounted on this
On one insulating barrier, and the refractive index of this second insulating barrier between 1.6 to 1.7 and thickness betweenExtremelyIt
Between.
13. touch-control organic LED display panels as claimed in claim 12, wherein, this second insulating barrier is a nitrogen oxygen
SiClx thin film.
14. touch-control organic LED display panels as claimed in claim 12, wherein, the refractive index of this protective layer between
Between 1.6 to 1.7.
15. touch-control organic LED display panels as claimed in claim 12, wherein, this substrate also includes a colored filter
Mating plate.
16. 1 kinds of display, including:
One touch-control organic LED display panel, its be as claimed in claim 1 it；And
One controller, is electrically connected with this touch-control organic LED display panel.
17. 1 kinds of display, including:
One touch-control organic LED display panel, its be as claimed in claim 12 it；And
One controller, is electrically connected with this touch-control organic LED display panel.
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| KR102438247B1 (en) * | 2015-09-07 | 2022-08-30 | 엘지디스플레이 주식회사 | Organic Light Emitting Display Device and Method for Manufacturing the Same |
| CN106775163B (en) * | 2016-12-30 | 2020-10-27 | 上海天马微电子有限公司 | Touch panel and manufacturing method thereof |
| KR101989457B1 (en) | 2017-02-28 | 2019-06-14 | 동우 화인켐 주식회사 | High performance touch sensor and manufacturing method thereof |
| CN107086241A (en) * | 2017-04-28 | 2017-08-22 | 深圳市华星光电技术有限公司 | The preparation method and oled panel of oled panel |
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| CN101212025A (en) * | 2006-12-28 | 2008-07-02 | 三星Sdi株式会社 | Organic light emitting diode display device and manufacturing method thereof |
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| KR101726597B1 (en) * | 2010-12-13 | 2017-04-14 | 삼성전자주식회사 | Display apparatus for sensing multi touch and proximated object |
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Address after: 518109 Longhua, Shenzhen, town, Foxconn science and Technology Industrial Park E District, building 1, floor 4, Applicant after: Qunkang Technology (Shenzhen) Co., Ltd. Applicant after: Innolux Display Group Address before: 518109 Longhua, Shenzhen, town, Foxconn science and Technology Industrial Park E District, building 1, floor 4, Applicant before: Qunkang Technology (Shenzhen) Co., Ltd. Applicant before: Chimei Optoelectronics Co., Ltd. |
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