CN108572768B - Electromagnetic touch screen, terminal equipment and preparation method of electromagnetic touch screen - Google Patents
Electromagnetic touch screen, terminal equipment and preparation method of electromagnetic touch screen Download PDFInfo
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- CN108572768B CN108572768B CN201810529014.0A CN201810529014A CN108572768B CN 108572768 B CN108572768 B CN 108572768B CN 201810529014 A CN201810529014 A CN 201810529014A CN 108572768 B CN108572768 B CN 108572768B
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- electromagnetic touch
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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
- G06F3/046—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by electromagnetic means
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- 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
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- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Electromagnetism (AREA)
- Human Computer Interaction (AREA)
- General Physics & Mathematics (AREA)
- Position Input By Displaying (AREA)
Abstract
The embodiment of the invention discloses an electromagnetic touch screen, terminal equipment and a preparation method of the electromagnetic touch screen. The electromagnetic touch screen comprises a transparent substrate, an adhesive layer and an antenna array, wherein: the transparent substrate comprises a first transparent substrate and a second transparent substrate; the glue layer is arranged between the first transparent substrate and the second transparent substrate; the antenna array is embedded in the glue layer. By the technical scheme, the electromagnetic touch screen can be applied to the DLED light source product, the production cost is reduced, the production yield is improved, and mass production and popularization are facilitated.
Description
Technical field
The present invention relates to Intelligent flat field more particularly to a kind of electromagnetic touch screens, terminal device and electromagnetic touch screen
Preparation method.
Background technique
With the continuous development of electronics technology, touch screen increasingly becomes the important component of various electronic products, especially
Electromagnetic touch screen is widely used in intelligent interaction plate field.Existing large scale electromagnetic touch screen generallys use silver paste print
Aerial array in brush manufacturing process namely existing electromagnetic touch screen be printed silk screen with silver paste made of.
In the implementation of the present invention, at least there are the following problems in the prior art: traditional electromagnetic screen for inventor's discovery
Since antenna is printed by silver paste in preparation process, screen be it is nontransparent, cannot apply at DLED (straight-down negative LED)
In the product of light source, and via hole connection line is needed before silver paste printing, processing technology is extremely complex, and it is conductive to prepare required silver paste
Material, it is not easy to maintain, at high cost, and production yield is low, is unfavorable for mass production promotion.
Summary of the invention
The embodiment of the present invention provides a kind of electromagnetic touch screen, the preparation method of terminal device and electromagnetic touch screen, to realize
Application of the electromagnetic touch screen in DLED light source product reduces production cost, improves production yield, and then is conducive to produce in enormous quantities
It promotes.
In a first aspect, the embodiment of the invention provides a kind of electromagnetic touch screen, including transparent substrate, glue-line and antenna array
Column, in which:
The transparent substrate includes the first transparent substrate and the second transparent substrate；
The glue-line is arranged between first transparent substrate and second transparent substrate；
The aerial array is in the glue-line.
Second aspect, the embodiment of the invention also provides a kind of terminal device, which includes direct-light-type backlight and this
Any electromagnetic touch screen in inventive embodiments；
The electromagnetic touch screen is set to the light emission side of the direct-light-type backlight.
The third aspect, the embodiment of the invention also provides a kind of preparation methods of electromagnetic touch screen, this method comprises:
Aerial array printing is routed on the first glue-line, wherein first glue-line is covered in the first transparent substrate
First face；
The first of second transparent substrate is bonded facing towards the first face of first transparent substrate, wherein described
First face of the second transparent substrate is covered with the second glue-line, so that the aerial array is embedded in first glue-line and described the
Between two glue-lines；
Wherein, the thickness of second glue-line is greater than the thickness of first glue-line.
Transparent substrate and glue-line is respectively set by the two sides in aerial array in the embodiment of the present invention, wherein transparent substrate
Including the first transparent substrate and the second transparent substrate, glue-line is arranged between the first transparent substrate and the second transparent substrate, antenna
Glue-line is transparent and non-conductive, transparent substrate is also transparent, glue-line and transparent substrate are at low cost etc. is utilized in glue-line in array
Advantage solves in the prior art because using silver paste printing technology processing procedure, caused by cannot apply product in DLED light source
In, the problem of processing technology is not complicated, easy to maintain, at high cost, production yield is low and is unfavorable for mass production promotion, realize
Application of the electromagnetic touch screen in DLED light source product reduces production cost, improves production yield, and then it is raw to be conducive to high-volume
Produce the effect promoted.
Detailed description of the invention
Fig. 1 a is a kind of structural schematic diagram for electromagnetic touch screen that the embodiment of the present invention one provides；
Fig. 1 b is a kind of structural schematic diagram for preferred electromagnetic touch screen that the embodiment of the present invention one provides；
Fig. 2 is a kind of flow diagram of the preparation method of electromagnetic touch screen provided by Embodiment 2 of the present invention.
Specific embodiment
The present invention is described in further detail with reference to the accompanying drawings and examples.It is understood that this place is retouched
The specific embodiment stated is used only for explaining the present invention rather than limiting the invention.It also should be noted that in order to just
Only the parts related to the present invention are shown in description, attached drawing rather than entire infrastructure.
Embodiment one
Fig. 1 a is a kind of structural schematic diagram for electromagnetic touch screen that the embodiment of the present invention one provides.As shown in Figure 1a, the electricity
Magnetic touch screen includes: transparent substrate 1, glue-line 2 and aerial array 3, and each section is specifically described below.
Transparent substrate 1 includes the first transparent substrate 11 and the second transparent substrate 12；Glue-line 2 is arranged in the first transparent substrate 11
And second between transparent substrate 12；Aerial array 3 is in glue-line 2.
Optionally, the material of transparent substrate 1 is the transparent material that translucency is good, dielectric properties are good, such as PMMA
(Polymethyl methacrylate, organic glass), PS (Polystyrene, polystyrene), PC (Polycarbonate,
Polycarbonate), preferably PET (Polyethylene terephthalate, polyethylene terephthalate).Specifically,
If the first transparent substrate 11 for including in transparent substrate 1 is located at front namely the user's viewing face of electromagnetic touch screen, second thoroughly
Bright substrate 12 is located at the back side namely the backlight shadow surface of electromagnetic touch screen；If the second transparent substrate 12 is located at electromagnetic touch screen
Front, then the first transparent substrate 11 is located at the back side of electromagnetic touch screen.
In the present embodiment, glue-line 2 is substratum transparent, such as OCA optical cement (Optically Clear Adhesive), or
AB silica gel.Illustratively, glue-line 2 respectively fits with the first transparent substrate 11 and the second transparent substrate 12 namely glue-line 2
First face fits with the first transparent substrate 11, and the second face of glue-line 2 fits with the second transparent substrate 12.
The glue-line as used in the electromagnetic touch screen provided in this present embodiment and transparent substrate belong to transparent material,
Light transmission is good, it is thereby achieved that application of the electromagnetic touch screen in DLED light source product.In addition, due to glue-line and transparent
The ductility of substrate is good, resist bending, and at low cost, thus production yield greatly improves, and production cost greatly reduces, and then can be with
Mass production promotion.
Aerial array 3 provided in this embodiment changes, to generate corresponding touch-control in glue-line 2 for induced magnetic field
Instruction.Since glue-line is transparent and is insulated, beneficial effect of the aerial array 3 in glue-line 2 is, is not influencing
In the case where the translucency of electromagnetic touch screen, insulation, protective effect can be played to aerial array 3, improve production yield.Specifically
, aerial array 3 may include first antenna array layer 31 and the second aerial array layer 32, wherein two layers of aerial array layer makes
Use conducting wire as route material, and the wiring of first antenna array layer 31 and the second aerial array layer 32 staggeredly divides in vertical state
Cloth, this distribution mode are advantageous in that, electromagnetic touch screen can be made preferably to receive the electromagnetic signal of extraneous transmission.
Optionally, glue-line 2 includes the first glue-line 21 and the second glue-line 22, wherein the first glue-line 21 is aerial array 3 and the
Glue-line between first face of one transparent substrate 11, the second glue-line 21 are the first face of aerial array 3 and the second transparent substrate 12
Between glue-line；The thickness of first glue-line 21 and the second glue-line 22 is not less than the diameter of conducting wire used in aerial array 3
Twice；Second transparent substrate 12 is set to the affixed side of electromagnetic touch screen, and the thickness of the second glue-line 22 is greater than the first glue-line 21
Thickness.
Wherein, the first face of the first transparent substrate 11 is the one side towards the second transparent substrate 12；Second transparent substrate 12
The first face be towards the first transparent substrate 11 one side.Specifically, conducting wire can be aluminum steel or alloy wire, preferably copper wire,
Illustratively, the first transparent substrate 11 is arranged in the front of electromagnetic touch screen, the second transparent substrate 12 is arranged
At the back side of electromagnetic touch screen, correspondingly, in the first scenario, the second transparent substrate 12 is set to the fixation of electromagnetic touch screen
Side, such as electromagnetic touch screen are fixed by backlight support column, at this point, the thickness of the second glue-line 22 need to be greater than the first glue-line 21
Thickness；In the latter case, the first transparent substrate 11 is set to the affixed side of electromagnetic touch screen, such as electromagnetic touch screen is
Fixed by forward support post, at this point, the thickness of the first glue-line 21 just needs the thickness greater than the first glue-line 22.What is be arranged in this way is good
It is in the glue-line of thickening can protect the cabling of aerial array, avoid being supported column damage.
The thickness of first glue-line 21 and the second glue-line 22 is not less than the two of the diameter of conducting wire used in aerial array 3
It times is advantageous in that, when can be to execute bonding process between effective protection the first glue-line 21 and the second glue-line 22, to two layer conductors
Intersect point pressure caused by superposition.Conductive line surfaces insulating protective layer is avoided to wear.In the first case described above, it is preferred that the
The thickness of two glue-lines 22 is not less than three times of the diameter of conducting wire used in aerial array 3.
Optionally, the outer surface of conducting wire used in aerial array 3 has insulating protective layer.
Wherein, insulating protective layer can be the outer insulation protection gum cover wrapped up of conducting wire used in aerial array 3.It can also
To be the insulating materials being arranged between first antenna array layer 31 and the second aerial array layer 32, such as insulating cement, do not make herein
It limits.It is to avoid between different antennae array layer while protecting conducting wire in the purpose of conducting wire outer surface setting insulating protective layer
String electric short circuit.
Optionally, conducting wire is copper wire, and the diameter of copper wire is 20-50 μm.
Illustratively, diameter of wire can influence the translucent effect namely conducting wire of conducting wire electric conductivity and electromagnetic touch screen
Thicker electric conductivity is better, and the translucent effect of the thinner electromagnetic touch screen of conducting wire is better, and therefore, setting diameter for conducting wire is 20-
The beneficial effect of 50 μm of copper wire is that copper wire is with good performance preferably, and in the diameter range, copper wire electric conductivity
Optimal balance point can be reached with the translucent effect of electromagnetic touch screen, thus be conducive to promoted electromagnetic touch screen production yield and
Efficiency.
Optionally, insulating protective layer is black or Dark grey.Set insulating protective layer to the benefit of black or Dark grey
It is, black and Dark grey are it is possible to prevente effectively from reflection and/or refraction when backlight penetrates are interfered, to avoid result in rainbow
Line and light color temperature offset and so on.
Optionally, the second face of the second transparent substrate 12 is even roughness face.
Illustratively, even roughness face is translucent uniform coarse through polaroid surface treatment (AG technique) acquisition
Face.Second face of the second transparent substrate 12 is the reverse side in the first face, and setting even roughness face for the face is advantageous in that, can be with
The light for avoiding backlight from issuing is directly mirrored, the influence so as to improve aerial array to backlight.Optionally, the even roughness
The mist degree range in face is 3%-10%.The mist degree range can improve to greatest extent while both guaranteeing good light permeability energy
Influence of the aerial array to backlight.
Transparent substrate and glue-line is respectively set by the two sides in aerial array in the technical solution of the embodiment of the present invention,
In, transparent substrate includes the first transparent substrate and the second transparent substrate, and glue-line is arranged in the first transparent substrate and the second transparent base
Between material, aerial array is utilized that glue-line is transparent and non-conductive, transparent substrate is also transparent, glue-line and transparent in the glue-line
The advantages that substrate is at low cost, solve in the prior art because use silver paste printing technology processing procedure, caused by cannot apply
In the product of DLED light source, processing technology is complicated, not easy to maintain, at high cost, production yield is low and is unfavorable for producing in enormous quantities
The problem of popularization, realizes application of the electromagnetic touch screen in DLED light source product, reduces production cost, improves production yield,
And then it is conducive to the effect of mass production promotion.
It as shown in Figure 1 b, is a kind of structural schematic diagram of preferred electromagnetic touch screen provided in this embodiment, wherein upper
It further include one of light guide plate and diffuser plate (light guide plate or diffuser plate 4) and third optionally on the basis of stating embodiment
Glue-line 23；Third glue-line 23 is covered in the second face of the first transparent substrate 11, and light guide plate or diffuser plate 4 fit in third glue-line 23
On.
Specifically, the thickness of third glue-line 23 may be configured as identical as the thickness of the first glue-line 21, it is covered in transparent substrate 1
Including the first transparent substrate 11 the second face, wherein the second face of the first transparent substrate 11 be the first face reverse side.It is exemplary
, light guide plate or diffuser plate are arranged in the front of electromagnetic touch screen, fitted with third glue-line 23, effect is, makes backlight
The light that source issues successively passes through the second transparent substrate 12, the second glue-line 22, aerial array 3, the first glue-line 21, the first transparent substrate
11 and third glue-line 23 after, be radiated on light guide plate or diffuser plate 4, by light guide plate or diffuser plate 4 backlight issued
Light be uniformly distributed in entire display surface, promote the viewing experience of user.
On the basis of the above embodiments, the embodiment of the invention also provides a kind of terminal device, which includes
Any electromagnetic touch screen in direct-light-type backlight and above-described embodiment, wherein electromagnetic touch screen is set to downward back
The light emission side of light source.
Illustratively, electromagnetic touch screen is set to the light emission side of direct-light-type backlight (DLED light source), specifically, can be incited somebody to action
The light emission side of the back side of electromagnetic touch screen towards DLED light source is configured, so that the light that DLED light source issues can pass through the electromagnetism
Touch screen, to realize application of the electromagnetic touch screen in the product with DLED light source.
Embodiment two
Fig. 2 is a kind of flow diagram of the preparation method of electromagnetic touch screen provided by Embodiment 2 of the present invention.This method
The case where can be used conveniently to prepare electromagnetic touch screen.It specifically includes as follows:
S210, aerial array printing is routed on the first glue-line, wherein the first glue-line is covered in the first transparent substrate
First face.
Optionally, the material of the first transparent substrate is the transparent material that translucency is good, dielectric properties are good, such as be can be
PMMA, PS, PC etc., preferably PET.Specifically, the first transparent substrate is placed in the front of electromagnetic touch screen, the first face is covered with
First glue-line.Wherein, the first glue-line is substratum transparent, such as OCA optical cement or AB silica gel.Illustratively, with PET base material and
For OCA optical cement, before used as the PET of the first transparent substrate (hereinafter referred to as front PET), front can be first checked
After passed examination, positive PET is positioned to printing board for the appearance of PET, and will be covered with (following as the OCA of the first glue-line
Referred to as front OCA) positive PET first up place, the protective film of positive OCA is taken off, in order to carry out subsequent day
Linear array printing.
Illustratively, aerial array printing is routed on the exposed face of the first glue-line.Due to requiring the electromagnetic touch of preparation
Screen has transparent application characteristic, thus entirely preparation link need it is complete in the environment of dustless standard within specific thousand grades
At.
Aerial array can be used conducting wire as route material in the present embodiment.Wherein, the diameter of conducting wire is preferably arranged to 20-
50μm.Optionally, the thickness of the first glue-line may be configured as twice more than or equal to diameter of wire.Illustratively, in the first glue-line
Upper printing aerial array, and the thickness of the first glue-line is less than the thickness of the second glue-line, since antenna print head needs detecting real-time
Position wiring height, and glue be it is transparent, therefore, if glue is blocked up, be easy to cause erroneous judgement, aerial array be printed upon thin glue
On (namely first glue-line), erroneous judgement probability can reduce, be conducive to the wiring operations of aerial array.
Specifically, aerial array can carry out wiring technique operation by special multiaxis 3D printing equipment, and set by specific
The functional graphic of meter is prepared.
Optionally, aerial array includes first antenna array layer and the second aerial array layer.
Correspondingly, aerial array printing is routed on the first glue-line, comprising: in the first glue-line of the first transparent substrate
On, first antenna array layer is printed according to default wiring direction；After confirmation first antenna array layer printing, at first day
The second aerial array layer is printed according to the vertical direction of default wiring direction on array layers or the second glue-line, so that first antenna
The wiring of array layer and the second aerial array layer is interspersed in vertical state.
Illustratively, firstly, printing first antenna array layer on the first glue-line of the first transparent substrate, and to having printed
First antenna array layer after finishing carries out line test, after test passes through, continues printing second day on first antenna array layer
Array layers.Alternatively, first antenna array layer is printed on the first glue-line of the first transparent substrate, the of the second transparent substrate
The second aerial array layer is printed on two glue-lines, and line test is carried out to each aerial array layer after printing.Wherein, two layers
Aerial array layer uses outer surface with the conducting wire of insulating protective layer as route material, and the wiring of two layers of aerial array layer
It is interspersed in vertical state.For traditional silver paste printing technology processing procedure, since silver paste is conductive material, two days
Array layers must be respectively printed at front and back two sides, or even if being printed on single side, shift to an earlier date before printed wire crosspoint
Printing insulation is put up a bridge, and not only complex process, at high cost, and yield is relatively low.Two aerial array layers are successively printed and are routed in
It is printed upon on the first glue-line and the second glue-line on first glue-line or respectively, since glue-line is non-conductive, there is no need to by different days
Array layers are printed on the front and back two sides of substrate, only first antenna array layer and the second aerial array layer need to be respectively printed at list
On the glue-line of face, and the first transparent substrate and the second transparent substrate are fitted, and without making insulation position to crossing elimination point
Reason, not only reduces technology difficulty and cost, but also improve production yield, to improve production efficiency.
S220, the first of the second transparent substrate is bonded facing towards the first face of the first transparent substrate, wherein second
First face of transparent substrate is covered with the second glue-line, so that aerial array is embedded between the first glue-line and second glue-line.
Wherein, the thickness of the second glue-line is greater than the thickness of the first glue-line.The benefit that aerial array is printed upon on thin glue is existed
In can reduce erroneous judgement probability, be conducive to the wiring operations of aerial array.
Specifically, being covered with first after determining aerial array printing namely on the first face of the first transparent substrate
Glue-line, and after being printed with aerial array on the first glue-line, the first transparent substrate after entire processing is transferred to slice applying machine bench, with
Just subsequent fitting operation is carried out.
Optionally, the material of the second transparent substrate can be that translucency is good, dielectricity as the material of the first transparent substrate
The good transparent material of energy, such as can be PMMA, PS, PC etc., preferably PET.Second transparent substrate is set to electromagnetic touch screen
The back side, the first face is covered with the second glue-line.Wherein, the second glue-line can be substratum transparent as the first glue-line, such as
OCA optical cement or AB silica gel.Illustratively, by taking PET base material and OCA optical cement as an example, used as the second transparent substrate
Before PET (hereinafter referred to as back side PET) carries out fitting operation, the appearance of back side PET can be first checked, after passed examination, take off and cover
Lid overleaf OCA (hereinafter referred to as back side OCA) protective film as the second glue-line on the first face of PET, and by back side PET the
The first face of one PET facing to the front carries out fitting operation, so that back side OCA fits with front OCA.Optionally, fitting behaviour
, can be to the entire product elder generation visual examination after fitting after the completion of work, then carry out jig test, with to being embedded in the first glue after fitting
Aerial array between layer and the second glue-line carries out electric performance test.
The technical solution of the present embodiment, by the way that aerial array printing to be routed on the first glue-line, wherein the first glue-line covers
It is placed on the first face of the first transparent substrate, then the first of the second transparent substrate is carried out facing towards the first face of the first transparent substrate
Fitting, wherein the first face of the second transparent substrate is covered with the second glue-line, so that aerial array is embedded in the first glue-line and second
Between glue-line, it is printed upon on single side glue-line by using glue-line and transparent substrate, and by aerial array, so that this method is prepared into
To electromagnetic touch screen can be used in the product of DLED light source, and simplify preparation process, reduce production cost,
Improve the production yield and production efficiency of electromagnetic touch screen.
On the basis of the above embodiments, optionally, by the first of the second transparent substrate facing towards the first transparent substrate
The first face be bonded after, further includes: deaeration processing is carried out to the binding face of the first glue-line and the second glue-line.
It is bonded not since disposable attaching process is likely to result between the first glue-line and the second glue-line closely, that is, can
Bubble etc. can be will appear, therefore, it is necessary to which the product after fitting is put into high pressure deaeration machine to carry out deaeration processing, so that the first glue-line
And the second close bubble-free of fitting between glue-line.
Illustratively, by deaeration treated product can also by processes such as wiring, process inspection, electric performance tests,
To finally be prepared into electromagnetic touch screen.Specifically, upper FPC line (winding displacement) can be connected to the leading-out terminal of aerial array, in order to
The connection of external circuits is carried out when using electromagnetic touch screen.Process inspection specifically may include examining to the overall appearance of product
It looks into, such as whether detection fitting has deviation etc..Electric performance test specifically may include to the whole route connected after upper FPC line into
Row integration test, to ensure the route zero defect of electromagnetic touch screen.
Note that the above is only a better embodiment of the present invention and the applied technical principle.It will be appreciated by those skilled in the art that
The invention is not limited to the specific embodiments described herein, be able to carry out for a person skilled in the art it is various it is apparent variation,
It readjusts and substitutes without departing from protection scope of the present invention.Therefore, although being carried out by above embodiments to the present invention
It is described in further detail, but the present invention is not limited to the above embodiments only, without departing from the inventive concept, also
It may include more other equivalent embodiments, and the scope of the invention is determined by the scope of the appended claims.
Claims (13)
1. a kind of electromagnetic touch screen, which is characterized in that including transparent substrate, glue-line and aerial array, in which:
The transparent substrate includes the first transparent substrate and the second transparent substrate；
The glue-line is arranged between first transparent substrate and second transparent substrate；
The aerial array is in the glue-line；
The glue-line includes the first glue-line and the second glue-line, wherein first glue-line is the aerial array and described first
Glue-line between first face of transparent substrate, second glue-line are the first of the aerial array and second transparent substrate
Glue-line between face；
Second transparent substrate is set to the affixed side of the electromagnetic touch screen, and the thickness of second glue-line is greater than described the
The thickness of one glue-line.
2. electromagnetic touch screen according to claim 1, which is characterized in that the aerial array includes first antenna array layer
With the second aerial array layer, the wiring of the first antenna array layer and the second aerial array layer staggeredly divides in vertical state
Cloth.
3. electromagnetic touch screen according to claim 1, which is characterized in that first glue-line and second glue-line
Thickness is not less than twice of the diameter of conducting wire used in the aerial array.
4. electromagnetic touch screen according to claim 3, which is characterized in that the appearance of conducting wire used in the aerial array
Face has insulating protective layer.
5. electromagnetic touch screen according to claim 4, which is characterized in that the conducting wire is copper wire, the diameter of the copper wire
It is 20-50 μm.
6. electromagnetic touch screen according to claim 4, which is characterized in that the insulating protective layer is black or Dark grey.
7. electromagnetic touch screen according to claim 3, which is characterized in that the second face of second transparent substrate is uniform
Rough surface.
8. electromagnetic touch screen according to claim 7, which is characterized in that the mist degree range in the even roughness face is 3%-
10%.
9. according to the described in any item electromagnetic touch screens of claim 3-8, which is characterized in that further include in light guide plate and diffuser plate
One kind and third glue-line；
The third glue-line is covered in the second face of first transparent substrate, and the light guide plate or the diffuser plate fit in institute
It states on third glue-line.
10. a kind of terminal device, which is characterized in that including direct-light-type backlight and the described in any item electromagnetism of claim 1-9
Touch screen；
The electromagnetic touch screen is set to the light emission side of the direct-light-type backlight.
11. a kind of preparation method of electromagnetic touch screen characterized by comprising
Aerial array printing is routed on the first glue-line, wherein first glue-line is covered in the first of the first transparent substrate
Face；
The first of second transparent substrate is bonded facing towards the first face of first transparent substrate, wherein described second
First face of transparent substrate is covered with the second glue-line, so that the aerial array is embedded in first glue-line and second glue
Between layer；
Wherein, the thickness of second glue-line is greater than the thickness of first glue-line.
12. according to the method for claim 11, which is characterized in that the aerial array includes first antenna array layer and the
Two aerial array layers；
Correspondingly, described be routed in aerial array printing on the first glue-line, comprising:
On the first glue-line of first transparent substrate, the first antenna array layer is printed according to default wiring direction；
After confirming the first antenna array layer printing, pressed on the first antenna array layer or second glue-line
The second aerial array layer is printed according to the vertical direction of the default wiring direction, so that the first antenna array layer and institute
The wiring for stating the second aerial array layer is interspersed in vertical state.
13. method according to claim 11 or 12, which is characterized in that by the first of the second transparent substrate facing towards institute
State the first transparent substrate the first face be bonded after, further includes:
Deaeration processing is carried out to the binding face of first glue-line and second glue-line.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910176200.5A CN109871160B (en) | 2018-05-29 | 2018-05-29 | Electromagnetic touch screen, terminal equipment and preparation method of electromagnetic touch screen |
| CN201810529014.0A CN108572768B (en) | 2018-05-29 | 2018-05-29 | Electromagnetic touch screen, terminal equipment and preparation method of electromagnetic touch screen |
| PCT/CN2018/115978 WO2019227867A1 (en) | 2018-05-29 | 2018-11-16 | Electromagnetic touch screen, terminal device, and method for preparing electromagnetic touch screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810529014.0A CN108572768B (en) | 2018-05-29 | 2018-05-29 | Electromagnetic touch screen, terminal equipment and preparation method of electromagnetic touch screen |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910176200.5A Division CN109871160B (en) | 2018-05-29 | 2018-05-29 | Electromagnetic touch screen, terminal equipment and preparation method of electromagnetic touch screen |
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| Publication Number | Publication Date |
|---|---|
| CN108572768A CN108572768A (en) | 2018-09-25 |
| CN108572768B true CN108572768B (en) | 2019-04-16 |
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| CN201910176200.5A Active CN109871160B (en) | 2018-05-29 | 2018-05-29 | Electromagnetic touch screen, terminal equipment and preparation method of electromagnetic touch screen |
| CN201810529014.0A Active CN108572768B (en) | 2018-05-29 | 2018-05-29 | Electromagnetic touch screen, terminal equipment and preparation method of electromagnetic touch screen |
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| WO (1) | WO2019227867A1 (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109871160A (en) * | 2018-05-29 | 2019-06-11 | 广州视源电子科技股份有限公司 | Electromagnetic touch screen, terminal equipment and preparation method of electromagnetic touch screen |
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| CN207817675U (en) * | 2018-01-19 | 2018-09-04 | 广州视源电子科技股份有限公司 | Electromagnetic plate, touch screen and interaction equipment |
| CN110120995B (en) * | 2019-05-16 | 2021-05-18 | Oppo广东移动通信有限公司 | Display assembly and mobile terminal |
| CN111651099A (en) | 2020-04-28 | 2020-09-11 | 北京载诚科技有限公司 | a touch device |
| CN111596791A (en) | 2020-04-28 | 2020-08-28 | 北京载诚科技有限公司 | Touch panel |
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| CN2816935Y (en) * | 2005-07-25 | 2006-09-13 | 钟德超 | Transparent electromagnetic touch screen |
| JP5854947B2 (en) * | 2012-08-01 | 2016-02-09 | 株式会社ジャパンディスプレイ | Display device with input device, method for manufacturing the same, and electronic device |
| CN203102219U (en) * | 2012-12-31 | 2013-07-31 | 苏州斯迪克新材料科技股份有限公司 | Capacitive touch screen structure |
| CN103412661B (en) * | 2013-03-30 | 2015-04-08 | 深圳欧菲光科技股份有限公司 | Single-layer touch screen and preparation method thereof |
| CN203217516U (en) * | 2013-04-03 | 2013-09-25 | 苏州泛普纳米科技有限公司 | Intelligent dimming induction flexible panel and operating system thereof |
| CN103345321A (en) * | 2013-07-05 | 2013-10-09 | 南昌欧菲光显示技术有限公司 | Optical filter box and touch display screen |
| CN105511685B (en) * | 2016-01-19 | 2017-10-17 | 深圳市华鼎星科技有限公司 | Wire netting electromagnetic touch inductor, touch module and screen touch electronic device |
| CN206757569U (en) * | 2017-03-22 | 2017-12-15 | 研华股份有限公司 | touch display device |
| CN109871160B (en) * | 2018-05-29 | 2021-08-13 | 广州视源电子科技股份有限公司 | Electromagnetic touch screen, terminal equipment and preparation method of electromagnetic touch screen |
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2018
- 2018-05-29 CN CN201910176200.5A patent/CN109871160B/en active Active
- 2018-05-29 CN CN201810529014.0A patent/CN108572768B/en active Active
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109871160A (en) * | 2018-05-29 | 2019-06-11 | 广州视源电子科技股份有限公司 | Electromagnetic touch screen, terminal equipment and preparation method of electromagnetic touch screen |
| CN109871160B (en) * | 2018-05-29 | 2021-08-13 | 广州视源电子科技股份有限公司 | Electromagnetic touch screen, terminal equipment and preparation method of electromagnetic touch screen |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109871160B (en) | 2021-08-13 |
| WO2019227867A1 (en) | 2019-12-05 |
| CN108572768A (en) | 2018-09-25 |
| CN109871160A (en) | 2019-06-11 |
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