CN104503645A - Capacitive touch screen - Google Patents
Capacitive touch screen Download PDFInfo
- Publication number
- CN104503645A CN104503645A CN201410849556.8A CN201410849556A CN104503645A CN 104503645 A CN104503645 A CN 104503645A CN 201410849556 A CN201410849556 A CN 201410849556A CN 104503645 A CN104503645 A CN 104503645A
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- CN
- China
- Prior art keywords
- nontransparent
- touch screen
- capacitive touch
- layer
- patterned layer
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Classifications
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/044—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2203/00—Indexing scheme relating to G06F3/00 - G06F3/048
- G06F2203/041—Indexing scheme relating to G06F3/041 - G06F3/045
- G06F2203/04103—Manufacturing, i.e. details related to manufacturing processes specially suited for touch sensitive devices
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2203/00—Indexing scheme relating to G06F3/00 - G06F3/048
- G06F2203/041—Indexing scheme relating to G06F3/041 - G06F3/045
- G06F2203/04111—Cross over in capacitive digitiser, i.e. details of structures for connecting electrodes of the sensing pattern where the connections cross each other, e.g. bridge structures comprising an insulating layer, or vias through substrate
Abstract
The invention applies to the technical field of touch, and provides a capacitive touch screen. The capacitive touch screen comprises a transparent base plate; a nontransparent pattern layer, a transparent gloss oil layer, a nontransparent ink layer and a transparent electrode layer are sequentially arranged on one surface of the base plate; the nontransparent pattern layer is equipped with a bulge structure; the transparent gloss oil layer and the nontransparent pattern layer are overlapped with clearances, so that a plurality of convex-concave lens structures are formed on the transparent gloss oil layer; a plurality of variable three-dimensional patterns are formed on the nontransparent pattern layer through the convex-concave lens structures on the transparent gloss oil layer. The capacitive touch screen has the advantages that the nontransparent pattern layer and the transparent gloss oil layer are arranged between the transparent base plate and the nontransparent ink layer; the surfaces of the nontransparent pattern layer and the transparent gloss oil layer are of concave-convex variable curved structure, so that the imaging state of nontransparent pattern flowing through the transparent gloss oil is variable and diversified, and the third dimension is high; people at the fixed position can see beautiful, colorful and variable and diversified three-dimensional images from different positions of the product surface or by moving to view the surface, and therefore, the visual experience of a user is improved.
Description
Technical field
The invention belongs to technical field of touch control, particularly a kind of capacitive touch screen.
Background technology
Current capacitive touch screen structure mainly divides two large classes, external hanging type and embedded.OGS (One GlassSolution, integrated touch-control) is the one of external hanging type, becomes the dominant technology of current touch-control industry.The surface structures such as the pattern of current OGS product and color embody mainly through ink, the design in tradition OGS product ink district is direct blade coating one deck black or white ink on the glass substrate, and then by exposing, developing, the development of the ink in meaningless region is fallen, then by magnetron sputtering last layer ITO, through gold-tinted etching, ITO pattern is worked it out again, make OGS product through this processing procedure.This ink scheme is made by silk-screen or gold-tinted, and usually make one deck or two-layer, ink only has black and white two kinds, and not through diversified design, makes Product Visual less effective, can not meet the needs of OGS product diversification development.The program is because directly accomplish on glass substrate by ink, color-black, the white can only seeing ink itself is looked from the another side of glass substrate, and pattern is also changeless, from the appearance there is no diversified feature, therefore need to develop a kind of OGS product that the visual effect of bright and colourful, lively solid can be provided.
Summary of the invention
The object of the present invention is to provide a kind of capacitive touch screen, be intended to make the richer aesthetic feeling of the outward appearance of capacitive touch screen, meet the diversified demand of OGS Product Visual effect.
The present invention realizes like this, a kind of capacitive touch screen, comprise transparent substrate, nontransparent patterned layer, transparent optical oil reservoir, nontransparent ink layer and transparent electrode layer is provided with successively on a surface of described substrate, described nontransparent patterned layer has bulge-structure, described transparent optical oil reservoir superposes with described nontransparent patterned layer gapless, make described transparent optical oil reservoir form multiple meniscus structure, described nontransparent patterned layer produces the space pattern of various change by the meniscus structure of described transparent optical oil reservoir.
The present invention by arranging nontransparent patterned layer and transparent optical oil reservoir between transparency carrier and nontransparent ink layer, make nontransparent pattern by transparent gloss oil imaging, due to the curved-surface structure of the concavo-convex change of surface presentation of nontransparent patterned layer and transparent optical oil reservoir, make nontransparent pattern by the change of the image formation state of transparent gloss oil is various and stereoscopic sensation is stronger, people watches diverse location or its surface of mobile viewing of product surface in fixed position, all can experience bright and colourful, change irregularly various stereo-picture, enriched the visual experience of user.
Accompanying drawing explanation
Fig. 1 is the structural representation of OGS capacitive touch screen in prior art;
Fig. 2 is the structural representation of the capacitance touch screen that the embodiment of the present invention provides;
Fig. 3 is the structural representation of the nontransparent patterned layer that provides of the embodiment of the present invention and transparent optical oil reservoir;
Fig. 4 is the visual effect schematic diagram of the capacitance touch screen that the embodiment of the present invention provides.
Embodiment
In order to make object of the present invention, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
Below in conjunction with specific embodiment, specific implementation of the present invention is described in detail:
Please refer to Fig. 2 and Fig. 3, the embodiment of the present invention provides a kind of capacitive touch screen, comprise transparent substrate 01, nontransparent patterned layer 02, transparent optical oil reservoir 03, nontransparent ink layer 04 and transparent electrode layer 05 is provided with successively on a surface of substrate 01, this substrate 01 adopts glass substrate usually, and another surface is as the touch surface of touch-screen.This nontransparent patterned layer 02 has bulge-structure 021, this bulge-structure 021 can be the strip bulge of the regular shape of evenly arrangement, circular projection, elliptical shaped lobes etc., also can be evenly distributed erose projection, it can also be the projection etc. of uneven arrangement, this transparent optical oil reservoir 03 superposes with nontransparent patterned layer 02 gapless, the two has common contact interface, the surface of transparent optical oil reservoir forms the convex-concave surface corresponding to above-mentioned bulge-structure 021, transparent optical oil reservoir 03 is made to form multiple meniscus structure, this nontransparent patterned layer 02 forms the space pattern of various change by the meniscus structure of this transparent optical oil reservoir 03.
Preferably, nontransparent patterned layer 02 can comprise the bulge-structure 021 of multiple cylinder shape be arranged side by side, and as shown in Figure 3, multiple cylinder shape bulge-structure 021 is equidistantly arranged side by side, and accordingly, transparent optical oil reservoir 03 forms optical grating construction.In the present embodiment, the surface of cylinder shape bulge-structure 021 can be face of cylinder type, elliptic cylinder type or other off-gauge cylinder shapes.As another kind of preferred embodiment, nontransparent patterned layer 02 can also comprise the cylinder shape bulge-structure being arranged in grid-shaped, and transparent optical oil reservoir forms the array meniscus structure of mating with this grid-shaped.In other embodiments, nontransparent patterned layer 02 can also comprise the bulge-structure of other surface configurations, and the present embodiment repeats no more.
The outward appearance of this capacitive touch screen can present diversified stereoeffect, with further reference to Fig. 4, the each point of nontransparent patterned layer 02 is through the meniscus structure imaging of transparent optical oil reservoir 03, the thickness of transparent optical oil reservoir 03 diverse location is different with convex-concave degree, be equivalent to same object point through different lens imaging, its image space and size are also not quite similar, and therefore observe at same position the picture that difference can see various ways, and the picture seen at different observation point is also that conversion is various.For 3 a, b, c in nontransparent patterned layer 02, suppose that left eye sees original point a, b, c, right eye sees picture a1 and c1 and original point b of some a, c, the left side of an a is positioned at as a1, the right side of a c is positioned at as c1, and the light of the eyes perception of people is rectilinear propagation, the intersection point of the light that left eye and right eye receive respectively thinks the picture point seen.Therefore Human Perception some a float on transparent optical oil reservoir 03 as A, the point c of Human Perception is sunken under transparent optical oil reservoir 03 as C, the invariant position of some b, therefore observe different points when people fixed position and present different depth feelings, form three-dimensional visual effect, same, when people shift position, the picture of perception also can change, and carries out the effect forming various conversion, adds that suitable Color Scheme can experience visual experience bright and colourful, changeable.
In the present embodiment, Color Scheme can realize by carrying out improvement to nontransparent patterned layer 02 or transparent optical oil reservoir 03, such as adopt colored ink to make nontransparent patterned layer 02, fluorescent material is set on nontransparent patterned layer 02 surface, or mixes fluorescent material in transparent optical oil reservoir 03.In addition, nontransparent patterned layer 02 preferably has the patterned layer of light-reflecting property, such as, adopt mirror-like silver material to make, make the convergence of light and dissipating effect more obviously good, strengthen visual impact sense.
Be appreciated that, nontransparent patterned layer 02 in the present embodiment, transparent optical oil reservoir 03 and nontransparent ink layer 04 are all arranged at the non-display area of capacitive touch screen, and transparent electrode layer 05 is at least arranged at the viewing area of capacitive touch screen, this transparent electrode layer 05 preferably ITO material makes.
This capacitive touch screen can be made by following method, and concrete steps are as follows:
The first step, transparency carrier 01 makes nontransparent patterned layer 02;
Concrete, on the glass substrate cleaned up, silk-screen one deck mirror-like silver material, its thickness can be 4 ~ 6 μm, glass good for silk-screen is solidified 30min at 150 DEG C, is now accomplished on glass substrate by mirror-like silver pattern.
Second step, makes transparent optical oil reservoir 03 on nontransparent patterned layer 02;
Concrete, on the basis of mirror-like silver rete, blade coating one deck gloss oil, the thickness of gloss oil is 2.2 ~ 3.0 μm, at the exposed under UV light 6 ~ 15s of 17 ~ 20J after frictioning precuring, develop 100 ~ 240s again in the NaOH solution of 0.04% ~ 0.06%, forms transparency carrier+nontransparent patterned layer+transparent optical oil reservoir.This step is that this method is successfully crucial, above-mentioned technological parameter is preferably embodiment, and change one of them parameter needs to change other parameters simultaneously, the transparent optical oil reservoir made under this parameter, there is good physical strength and optical characteristics, and can not have an impact to nontransparent patterned layer.
3rd step, makes nontransparent ink layer 04 on transparent optical oil reservoir 03;
Further, the thickness of this nontransparent ink layer 04 is preferably little compared with the ink film thickness of conventional touch screen, and the thickness of whole touch-screen can not be made after making to embodiment adds transparent optical oil reservoir 03 and nontransparent patterned layer 02 to increase too much.Concrete, on the basis of transparent optical oil reservoir, blade coating one deck black ink again, the thickness of ink 1.8 ~ 2.2 μm, at the exposed under UV light 10 ~ 15s of 17 ~ 20J after frictioning precuring, develop 100 ~ 240s again in the NaOH solution of 0.04% ~ 0.06%, forms transparency carrier+nontransparent patterned layer+transparent optical oil reservoir+nontransparent ink layer.
4th step, makes transparent electrode layer 05 on nontransparent ink layer 04;
Concrete, on nontransparent ink layer, by magnetron sputtering deposition one deck ito film, thickness is 15-120nm, form ITO conductive film layer, to plate the glass substrate of ito film layer again after the operations such as frictioning, exposure, development, etching, formed electrode structure, this is the basis that capacitance touch screen is formed.
In follow-up operation, also comprise techniques such as making LCD MODULE, driving circuit, Product Assembly, the present embodiment repeats no more.
The present invention by arranging nontransparent patterned layer 02 and transparent optical oil reservoir 03 between transparency carrier 01 and nontransparent ink layer 04, make nontransparent pattern by transparent gloss oil imaging, due to the curved-surface structure of the concavo-convex change of surface presentation of nontransparent patterned layer 02 and transparent optical oil reservoir 03, make nontransparent pattern by the change of the image formation state of transparent gloss oil is various and stereoscopic sensation is stronger, make the outward appearance more create an aesthetic feeling of this capacitive touch screen, visual effect is abundanter.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any amendments done within the spirit and principles in the present invention, equivalent replacement and improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. a capacitive touch screen, it is characterized in that, comprise transparent substrate, nontransparent patterned layer, transparent optical oil reservoir, nontransparent ink layer and transparent electrode layer is provided with successively on a surface of described substrate, described nontransparent patterned layer has bulge-structure, described transparent optical oil reservoir superposes with described nontransparent patterned layer gapless, make described transparent optical oil reservoir form multiple meniscus structure, described nontransparent patterned layer produces the space pattern of various change by the meniscus structure of described transparent optical oil reservoir.
2. capacitive touch screen as claimed in claim 1, it is characterized in that, described nontransparent patterned layer, transparent optical oil reservoir and nontransparent ink layer are arranged at the non-display area of described capacitive touch screen, and described transparent electrode layer is at least arranged at the viewing area of described capacitive touch screen.
3. capacitive touch screen as claimed in claim 1, it is characterized in that, described nontransparent patterned layer is patterned layer that can be reflective.
4. capacitive touch screen as claimed in claim 1, it is characterized in that, described nontransparent patterned layer is made by colored ink.
5. capacitive touch screen as claimed in claim 1, is characterized in that, be provided with fluorescent material in the surface of described nontransparent patterned layer and/or transparent optical oil reservoir.
6. the capacitive touch screen as described in any one of claim 1 to 5, is characterized in that, described nontransparent patterned layer comprises multiple cylinder shape bulge-structure be arranged side by side, and described transparent optical oil reservoir forms optical grating construction.
7. the capacitive touch screen as described in any one of claim 1 to 5, is characterized in that, described nontransparent patterned layer comprises the cylinder shape bulge-structure being arranged in grid-shaped, and described transparent optical oil reservoir forms the array meniscus structure of mating with described grid-shaped.
8. capacitive touch screen as claimed in claim 1, it is characterized in that, the thickness of described nontransparent patterned layer is 4 ~ 6 μm.
9. the capacitive touch screen as described in claim 1 or 8, is characterized in that, the thickness of described transparent optical oil reservoir is 2.2 ~ 3.0 μm.
10. the capacitive touch screen as described in claim 1 to 5,8 any one, is characterized in that, the thickness of described nontransparent ink layer is 1.8 ~ 2.2 μm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410849556.8A CN104503645A (en) | 2014-12-30 | 2014-12-30 | Capacitive touch screen |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410849556.8A CN104503645A (en) | 2014-12-30 | 2014-12-30 | Capacitive touch screen |
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| Publication Number | Publication Date |
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| CN104503645A true CN104503645A (en) | 2015-04-08 |
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| CN201410849556.8A Pending CN104503645A (en) | 2014-12-30 | 2014-12-30 | Capacitive touch screen |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102413340A (en) * | 2010-07-29 | 2012-04-11 | 株式会社泛泰 | Active type display apparatus and driving method for providing stereographic image |
| CN103576324A (en) * | 2012-08-10 | 2014-02-12 | 联胜（中国）科技有限公司 | Touch control stereo display device |
| CN204028882U (en) * | 2014-08-01 | 2014-12-17 | 深圳市业际光电有限公司 | A kind of coating structure based on 3D-logo on glass capacitive formula touch-screen |
| CN204360361U (en) * | 2014-12-30 | 2015-05-27 | 深圳力合光电传感股份有限公司 | A kind of capacitive touch screen |
-
2014
- 2014-12-30 CN CN201410849556.8A patent/CN104503645A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102413340A (en) * | 2010-07-29 | 2012-04-11 | 株式会社泛泰 | Active type display apparatus and driving method for providing stereographic image |
| CN103576324A (en) * | 2012-08-10 | 2014-02-12 | 联胜（中国）科技有限公司 | Touch control stereo display device |
| CN204028882U (en) * | 2014-08-01 | 2014-12-17 | 深圳市业际光电有限公司 | A kind of coating structure based on 3D-logo on glass capacitive formula touch-screen |
| CN204360361U (en) * | 2014-12-30 | 2015-05-27 | 深圳力合光电传感股份有限公司 | A kind of capacitive touch screen |
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