CN208819188U - A kind of GG touch screen - Google Patents
A kind of GG touch screen Download PDFInfo
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- CN208819188U CN208819188U CN201821868154.2U CN201821868154U CN208819188U CN 208819188 U CN208819188 U CN 208819188U CN 201821868154 U CN201821868154 U CN 201821868154U CN 208819188 U CN208819188 U CN 208819188U
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Abstract
This application discloses a kind of GG touch screens, the second glass including being used as the first glass of cover board and as inductor, the surface towards second glass of first glass is disposed with the first high refractive index layer, the first low-index film and the ink layer positioned at circumferential side frame position, the surface towards the first glass of second glass is disposed with the second high refractive index layer, the second low-index film and electrode layer, electrode layer and is bonded to ink layer using optical adhesive layer.First high refractive index layer and the first low-index film can be improved the lightness of the first glass and ink layer thereon, and second high refractive index layer and the second low-index film can reduce the second glass and electrode layer thereon is presented to external lightness, namely reduce the lightness of display area, above-mentioned two aspect cooperates, it just can reduce the color difference for putting out display area and inked areas under screen state, its effect integrally shown is improved, user experience is enhanced.
Description
Technical field
The utility model relates to show equipment technical field, more specifically to a kind of GG touch screen.
Background technique
An important tool of the touch screen as human-computer interaction, is widely applied, wherein with capacitive touch in various products
Touch being most widely used for screen.The structure of capacitive touch screen is varied, and every kind of structure has the superiority and inferiority of oneself, therefore
The touch screen of different structure can be applied on different products.Wherein, the capacitive touch screen of GG structure with its high reliability,
Superior optical characteristics and good safety are widely used on the console of automobile.
But the touch screen of GG structure the shortcomings that also having its own, thickness is higher, but display equipment used on automobile
Requirement to thickness is high unlike mobile terminal, therefore less problematic, and there is also a disadvantages for GG touch screen, such as Fig. 1 institute
Show, Fig. 1 is the schematic diagram that existing GG touch screen puts out screen state, it is seen that its display area 101 and 102 color of inked areas are different
It causes, brings undesirable experience to user on the whole, the reason is as follows that: the formula for measuring color difference isThe value of △ E is smaller, and the color of the two is closer, respectively test oil ink-covered area
L, a in domain and display area*And b*Value (a* represents green red coordinate, and b* represents blue yellow coordinate.L, a* and b* constitutes space face
Chromaticity coordinates system), it will be able to calculate this value of chromatism, GG touch screen in order to pursue the high reliability of product, adopt by cover-plate glass
With the small pieces processing procedure of six face steel process, the ink of this processing procedure can only carry out the system of frame ink using silk-screen printing technique
Make, the L of silk-screen black ink is between 25~26.5, and between -1~1, b* is adjusted therein any one a* between -1~1
A parameter, other two parameters can all change correspondingly, such as: when being adjusted L to 28 using the white ink of incorporation, just it will become
Grey, a* or b* will be far beyond ± 1 at this time, and this is unallowable.In addition, the L of display area is between 28~30,
There is a certain range of requirement (between 22nm~50nm) since there are ito film layers for display area, and to the thickness of ito film layer,
Therefore the L value of display area can not reduce, and a*, b* value of display area and ito film thickness degree have compared with Important Relations.
Utility model content
In order to solve the above technical problems, the utility model provides a kind of GG touch screen, it can reduce to put out and shown under screen state
The color difference for showing region and inked areas improves its effect integrally shown, enhances user experience.
A kind of GG touch screen provided by the utility model, including the first glass as cover board and second as inductor
Glass, the surface towards second glass of first glass are disposed with the first high refractive index layer, the first low folding
Rate film layer and the ink layer positioned at circumferential side frame position are penetrated, the surface towards first glass of second glass is successively set
It is equipped with the second high refractive index layer, the second low-index film and electrode layer, the electrode layer is bonded to institute using optical adhesive layer
State ink layer.
Preferably, in above-mentioned GG touch screen, first high refractive index layer and second high refractive index layer
Refractive index is 1.7 to 2.5.
Preferably, in above-mentioned GG touch screen, first low-index film and second low-index film
Refractive index is 1.37 to 1.52.
Preferably, in above-mentioned GG touch screen, first high refractive index layer and second high refractive index layer are
Silicon nitride film layer or titanium oxide layer.
Preferably, in above-mentioned GG touch screen, first low-index film and second low-index film are
Membranous layer of silicon oxide or magnesium fluoride film layer.
Preferably, in above-mentioned GG touch screen, the electrode layer is ITO layer.
Preferably, in above-mentioned GG touch screen, the optical adhesive layer is OCA layers.
It can be seen from the above technical proposal that GG touch screen provided by the utility model, due to the first glass towards
The surface of second glass is disposed with the first high refractive index layer, the first low-index film and positioned at circumferential side frame position
Ink layer, the surface towards the first glass of second glass are disposed with the second high refractive index layer, the second low refraction
Rate film layer and electrode layer, the electrode layer are bonded to ink layer using optical adhesive layer, first high refractive index layer and first low
Refractivity film layer can be improved the lightness of the first glass and ink layer thereon, and second high refractive index layer and second low
Refractivity film layer can reduce the second glass and electrode layer thereon is presented to external lightness, that is, reduce display area
Lightness, above-mentioned two aspect cooperate, it will be able to reduce the color difference for putting out display area and inked areas under screen state, it is whole to improve its
The effect that body is shown enhances user experience.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is the embodiments of the present invention, for those of ordinary skill in the art, without creative efforts, also
Other attached drawings can be obtained according to the attached drawing of offer.
Fig. 1 is the schematic diagram that existing GG touch screen puts out screen state；
Fig. 2 is a kind of schematic diagram of GG touch screen provided by the present application.
Specific embodiment
The core of the utility model is to provide a kind of GG touch screen, can reduce and puts out display area and ink area under screen state
The color difference in domain improves its effect integrally shown, enhances user experience.
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
A kind of embodiment of GG touch screen provided by the present application is as shown in Fig. 2, Fig. 2 is that a kind of GG provided by the present application is touched
The schematic diagram of screen, the GG touch screen include the first glass 201 as cover board and the second glass 202 as inductor, and first
The surface towards the second glass 202 of glass 201 is disposed with the first high refractive index layer 203, the first low-index film
204 and the ink layer 205 positioned at circumferential side frame position, the surface towards the first glass 201 of the second glass 202 be disposed with
Second high refractive index layer 206, the second low-index film 207 and electrode layer 208, electrode layer 208 are viscous using optical adhesive layer 209
It is connected to ink layer 205.
It should be noted that the relationship between reflectivity and refractive index is as follows: R (reflectivity)=[(n-1)/(n+1)] ^2,
N therein represents a kind of refractive index of film layer, and 1 represents the refractive index of air, the boundary between this kind of film layer and air
The reflection that face occurs can be used the formula and be calculated.1 can also use n2Substitution, interface at this time be not just air and n it
Between interface, but film layer and another refractive index are n in this2Film layer between interface.Specific to this implementation
It is exactly by the first high refractive index layer 203 of setting and the respective thickness of the first low-index film 204, using first in example
Interference between high refractive index layer 203 and the reflected light of the first low-index film 204, Lai Tisheng reflectivity thus can
The L value of ink layer 205 is promoted, while not changing a* value and b* value, and uses the second high refractive index layer 206 and the second low folding
The interference penetrated between the transmitting light of rate film layer 207 can thus reduce viewing area locating for electrode layer 208 to reduce reflectivity
The reflectivity in domain, reduces the L value of display area, while not changing a* value and b* value, it is seen that this is that high refractive index layer is utilized
Cooperation between low-index film, has just achieved the purpose that not change and has been promoted on the basis of a* value and b* value or drop low-L value, and
If high refractive index layer or low-index film is separately provided, to L value is raised and lowered, a* is just changed accordingly
Value and b* value, this results in the variation of display color, is not able to satisfy above-mentioned purpose.
Based on above-mentioned theory, the first high refractive index layer 203 being arranged on first glass 201 is located at outside, outer in this way
The light that boundary reaches ink layer 205 can be more reflected into the eye of user by first high refractive index layer 203, this is with regard to obvious
The brightness value of ink layer is improved, brightness value L is up to 28.5, and the purpose of setting of the first low-index film 204 is and this
First high refractive index layer 203 matches, to guarantee that the a* and b* of the first glass are constant, if being not provided with first low-refraction
Film layer 204 can cause its color change, influence the display effect of cover board, first high refractive index layer 203 and the first low refraction
The thickness of rate film layer 204 can use software and be designed, such as input target is L=28, a*=0, b*=0, and inputs film
Layer heap is folded, so that it may calculate the thickness of each film layer, and the second low refractive index film is arranged close to formula in the lower part of electrode layer 208
The purpose of layer 207 is to be reflected back the external world for the extraneous light for injecting display area is less, this makes it possible to drop in the case where putting out screen state
The brightness value L of low display area, the display area for feeling user is darker, and the pattern of electrode layer 208 would not show use
Family, to reduce the color difference between inked areas, and the second high refractive index layer 206 is also for the second low refraction of cooperation
Rate film layer 207 guarantees that a* the and b* value of the second glass is constant, so that it is unlikely to change colour, more layers height can also be arranged certainly
Refractivity film layer and low-index film, but cost can improve, details are not described herein again.The GG touch screen can be with after making
It is bound together by OCA and TFT.
It can be seen from the above technical proposal that GG touch screen provided by the present application, since the first glass is towards the second glass
The surface of glass is disposed with the first high refractive index layer, the first low-index film and the ink positioned at circumferential side frame position
Layer, the surface towards the first glass of the second glass be disposed with the second high refractive index layer, the second low-index film and
Electrode layer, electrode layer are bonded to ink layer using optical adhesive layer, first high refractive index layer and the first low-index film energy
Enough improve the lightness of the first glass and ink layer thereon, and second high refractive index layer and the second low-index film energy
It enough reduces the second glass and electrode layer thereon is presented to external lightness, that is, reduce the lightness of display area, above-mentioned two
Aspect cooperates, it will be able to reduce the color difference for putting out display area and inked areas under screen state, improve its entirety and show
Effect, enhance user experience.
In a specific embodiment, the refractive index of the first high refractive index layer and the second high refractive index layer is 1.7
To 2.5, in a more specifical embodiment, the refractive index of the first low-index film and the second low-index film is
1.37 to 1.52.
Further, the first high refractive index layer and the second high refractive index layer can be silicon nitride film layer or oxidation titanium film
Layer, moreover, the first low-index film and the second low-index film can be membranous layer of silicon oxide or magnesium fluoride film layer.
In addition, electrode layer can be ITO layer, moreover, optical adhesive layer can be OCA layers.
The foregoing description of the disclosed embodiments can be realized professional and technical personnel in the field or using originally practical new
Type.Various modifications to these embodiments will be readily apparent to those skilled in the art, and determine herein
The General Principle of justice can be realized in other embodiments without departing from the spirit or scope of the present utility model.Cause
This, the present invention will not be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The widest scope consistent with features of novelty.
Claims (7)
1. a kind of GG touch screen, which is characterized in that the second glass including being used as the first glass of cover board and as inductor, institute
The surface towards second glass for stating the first glass is disposed with the first high refractive index layer, the first low-index film
With the ink layer for being located at circumferential side frame position, the surface towards first glass of second glass is disposed with second
High refractive index layer, the second low-index film and electrode layer, the electrode layer are bonded to the ink layer using optical adhesive layer.
2. GG touch screen according to claim 1, which is characterized in that first high refractive index layer and described second high
The refractive index of refractivity film layer is 1.7 to 2.5.
3. GG touch screen according to claim 1, which is characterized in that first low-index film and described second low
The refractive index of refractivity film layer is 1.37 to 1.52.
4. GG touch screen according to claim 2, which is characterized in that first high refractive index layer and described second high
Refractivity film layer is silicon nitride film layer or titanium oxide layer.
5. GG touch screen according to claim 3, which is characterized in that first low-index film and described second low
Refractivity film layer is membranous layer of silicon oxide or magnesium fluoride film layer.
6. GG touch screen according to claim 1-5, which is characterized in that the electrode layer is ITO layer.
7. GG touch screen according to claim 6, which is characterized in that the optical adhesive layer is OCA layers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821868154.2U CN208819188U (en) | 2018-11-13 | 2018-11-13 | A kind of GG touch screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821868154.2U CN208819188U (en) | 2018-11-13 | 2018-11-13 | A kind of GG touch screen |
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| Publication Number | Publication Date |
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| CN208819188U true CN208819188U (en) | 2019-05-03 |
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| CN201821868154.2U Active CN208819188U (en) | 2018-11-13 | 2018-11-13 | A kind of GG touch screen |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111045546A (en) * | 2019-11-21 | 2020-04-21 | 苏州市灵通玻璃制品有限公司 | Intelligent touch screen glass panel manufacturing process |
| CN112306295A (en) * | 2020-10-28 | 2021-02-02 | 京东方科技集团股份有限公司 | Display module, manufacturing method thereof and display device |
| CN112339357A (en) * | 2020-11-24 | 2021-02-09 | 上海中航光电子有限公司 | Composite film layer, window comprising same, display system and automobile |
| CN112437176A (en) * | 2020-11-13 | 2021-03-02 | 惠州市德赛西威汽车电子股份有限公司 | Structure and method for optimizing touch screen integral black |
| CN113641030A (en) * | 2021-08-26 | 2021-11-12 | 华玻视讯(珠海)科技有限公司 | High-transmittance liquid crystal display device and integrated black display |
-
2018
- 2018-11-13 CN CN201821868154.2U patent/CN208819188U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111045546A (en) * | 2019-11-21 | 2020-04-21 | 苏州市灵通玻璃制品有限公司 | Intelligent touch screen glass panel manufacturing process |
| CN111045546B (en) * | 2019-11-21 | 2023-09-05 | 苏州市灵通玻璃制品有限公司 | Manufacturing process of intelligent touch screen glass panel |
| CN112306295A (en) * | 2020-10-28 | 2021-02-02 | 京东方科技集团股份有限公司 | Display module, manufacturing method thereof and display device |
| CN112306295B (en) * | 2020-10-28 | 2024-01-23 | 京东方科技集团股份有限公司 | Display module, manufacturing method thereof and display device |
| CN112437176A (en) * | 2020-11-13 | 2021-03-02 | 惠州市德赛西威汽车电子股份有限公司 | Structure and method for optimizing touch screen integral black |
| CN112339357A (en) * | 2020-11-24 | 2021-02-09 | 上海中航光电子有限公司 | Composite film layer, window comprising same, display system and automobile |
| CN113641030A (en) * | 2021-08-26 | 2021-11-12 | 华玻视讯(珠海)科技有限公司 | High-transmittance liquid crystal display device and integrated black display |
| CN113641030B (en) * | 2021-08-26 | 2024-05-24 | 华玻视讯(珠海)科技有限公司 | Integrated black display |
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