CN103226404A - Touch screen functional block, touch screen and electronic equipment - Google Patents
Touch screen functional block, touch screen and electronic equipmentDownload PDFInfo
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- CN103226404A CN103226404ACN2012104996116ACN201210499611ACN103226404ACN 103226404 ACN103226404 ACN 103226404ACN 2012104996116 ACN2012104996116 ACN 2012104996116ACN 201210499611 ACN201210499611 ACN 201210499611ACN 103226404 ACN103226404 ACN 103226404A
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- transfer line
- touch screen
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- 230000006698inductionEffects0.000claimsdescription15
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- 229920002799BoPETPolymers0.000claimsdescription13
- 239000000463materialSubstances0.000claimsdescription5
- 229910052709silverInorganic materials0.000claimsdescription5
- 239000004332silverSubstances0.000claimsdescription5
- 230000008676importEffects0.000claimsdescription3
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- 230000008054signal transmissionEffects0.000abstract8
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- 238000010586diagramMethods0.000description5
- 230000000875corresponding effectEffects0.000description4
- 239000004568cementSubstances0.000description3
- 230000003287optical effectEffects0.000description3
- 230000009286beneficial effectEffects0.000description2
- 230000015556catabolic processEffects0.000description2
- 239000004973liquid crystal related substanceSubstances0.000description2
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- 230000033228biological regulationEffects0.000description1
- 230000005540biological transmissionEffects0.000description1
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- 235000021185dessertNutrition0.000description1
- 239000011521glassSubstances0.000description1
- MRNHPUHPBOKKQT-UHFFFAOYSA-Nindium;tin;hydrateChemical compoundO.[In].[Sn]MRNHPUHPBOKKQT-UHFFFAOYSA-N0.000description1
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Abstract
Description
Technical field
The present invention relates to the touch-control field, relate in particular to a kind of touch screen function piece and touch-screen.
Background technology
Touch-screen (touch screen) is called " touch screen ", " contact panel " again, it is a kind of induction type liquid crystal indicator that receives input signals such as contact, when having contacted the graphic button on the screen, haptic feedback system on the screen can drive various hookup mechanisms according to the formula of programming in advance, can be in order to the push button panel of dessert machine tool formula, and form lively visual and sound effects by liquid crystal display picture.Touch-screen is as a kind of up-to-date computer input equipment, and it is simple, convenient, the most natural present a kind of man-machine interaction mode; It has given multimedia with brand-new looks, is extremely attractive brand-new multimedia interactive equipment.Be mainly used in inquiry, leader's office, Industry Control, military commanding, electronic game, choosing song or selecting dish, multimedia teaching, real estate presell of public information etc.
Wherein the touch screen functionality piece is as a vitals of touch-screen, performance to touch-screen is most important, the touch screen functionality piece comprises electrode layer, electrode signal transfer line and electrostatic screening line, wherein the electrode signal transfer line links to each other with electrode layer, and the electrostatic screening line is arranged on the periphery of electrode signal transfer line.
But the distance between existing electrostatic screening line and the touch electrode signal transfer line has only 0.04mm, can only shield the static of 6kv-8kv, and existing static has 12kv usually, and the distance between therefore existing electrostatic screening line and the touch electrode signal transfer line has only 0.04mm can not satisfy the requirement of electrostatic screening.
Summary of the invention
In order to improve the electrostatic screening performance of touch-screen, the present invention proposes a kind of touch screen function piece, comprising: first electrode layer, with the second electrode lay that first electrode layer is fitted, the first electrode signal transfer line, the second electrode signal transfer line;
The described first electrode signal transfer line links to each other with first electrode layer, and the second electrode signal transfer line links to each other with the second electrode lay;
The periphery of described first electrode signal transfer line and secondary signal transfer line also is provided with the electrostatic screening line, and the spacing between the described electrostatic screening line and the first electrode signal transfer line, the secondary signal transfer line is more than or equal to 0.3mm.
Spacing distance between described touch electrode signal transfer layer and the electrostatic screening line is more than or equal to 0.3mm, and the static that can shield reaches 12kv.
Further, first electrode layer described in the touch screen function piece of the present invention is a drive electrode layer, and the second electrode lay is the induction electrode layer.
Further, first electrode layer described in the touch screen function piece of the present invention is the induction electrode layer, and the second electrode lay is a drive electrode layer.
Further, first electrode layer described in the touch screen function piece of the present invention comprises the PET film and is arranged on many mutually insulated drive electrodes on the one side of PET film;
Described the second electrode lay comprises the PET film and is arranged on many mutually insulated induction electrodes on the one side of PET film;
When described first electrode layer and the second electrode lay were fitted, the drive electrode on first electrode layer was corresponding with the induction electrode on the second electrode lay.
Further, the material of touch electrode signal transfer layer and electrostatic screening line described in the touch screen function piece of the present invention is a silver.
The cost performance height of silver.
Further, the first electrode signal transfer line described in the touch screen function piece of the present invention and the second electrode signal transfer line are many, link to each other with electrode on the second electrode lay with first electrode layer respectively.
Further, first electrode layer and the second electrode lay are fitted by OCA described in the touch screen function piece of the present invention.
Further, the width of electrostatic screening line is 015mm-0.3mm described in the touch screen function piece of the present invention.
It is breakdown that the width of described electrostatic screening line is that 015mm-0.3mm avoids.
In order to improve the electrostatic screening performance of touch-screen, the present invention also proposes a kind of touch-screen, comprises first substrate, FPC and touch screen function piece, described touch-screen screen functional block is above-mentioned described touch screen function piece, and first electrode layer of described first substrate and touch screen function piece is fitted;
Described FPC comprises electrode signal transfer line input end, electrode signal transfer line output terminal, electrostatic screening line input end and electrostatic screening line output terminal, the electrode signal transfer line input end of described FPC is connected with the second electrode signal transfer line with the first electrode signal transfer line, and the electrostatic screening line input end of described FPC is connected with the electrostatic screening line.
Spacing distance between described touch electrode signal transfer layer and the electrostatic screening line is more than or equal to 0.3mm, and the static that can shield reaches 12kv.
Further, the spacing of the electrostatic screening line described in the touch-screen of the present invention and first substrate and second substrate edges is less than or equal to 5mm.
In order to improve the electrostatic screening performance of touch-screen, the present invention also proposes a kind of electronic equipment, comprises control IC, and with the touch-screen that control IC is connected, described touch-screen is above-mentioned described touch-screen;
Described control IC comprises electrode signal incoming end, earth terminal and controller, described controller is connected with the electrode signal incoming end, the electrode signal incoming end of described control IC also is connected with the electrode signal transfer line output terminal of FPC and imports electrode signal into controller, and the earth terminal of described control IC is connected with the electrostatic screening line output terminal of FPC.
Spacing distance between described touch electrode signal transfer layer and the electrostatic screening line is more than or equal to 0.3mm, and the static that can shield reaches 12kv.
Description of drawings
Fig. 1 touch screen function block structure of the present invention synoptic diagram.
Fig. 2 the present invention first electrode layer structure synoptic diagram.
Fig. 3 the second electrode lay structural representation of the present invention.
Fig. 4 touch screen structure synoptic diagram of the present invention.
Concern coordinate diagram between distance between Fig. 5 electrostatic screening line and the touch electrode signals layer and the antistatic size.
The coordinate diagram that concerns between the voltage swing is worn in the width of Fig. 6 electrostatic screening line and resistance.
Wherein, 1, first electrode layer; 2, the second electrode lay; 3, the first electrode signal transfer line; 4, the second electrode signal transfer line; 5, electrostatic screening line; 6, PET film; 7, drive electrode; 8, induction electrode; 9, first substrate; 10, FPC; 11, OCA.
Embodiment
In order to make technical matters solved by the invention, technical scheme and beneficial effect clearer,, the present invention is further elaborated below in conjunction with drawings and Examples.Should be appreciated that specific embodiment described herein only in order to explanation the present invention, and be not used in qualification the present invention.
In description of the invention, need to prove that unless clear and definite regulation and qualification are arranged in addition, broad understanding should be done in term " connection ", for example, can be fixedly connected, also can be to removably connect, or connect integratedly; Can be mechanical connection, also can be to be electrically connected.For the ordinary skill in the art, can concrete condition understand above-mentioned term concrete implication in the present invention.
By the following examples the present invention is further detailed.
Embodiment 1
Present embodiment is used for disclosing touch screen function piece of the present invention, and as shown in Figure 1, described functional block comprises first electrode layer 1, with the second electrode lay 2, the first electrode signal transfer lines 3, the second electrode signal transfer lines 4 of first electrode layer applying; The described first electrode signal transfer line links to each other with first electrode layer, and the second electrode signal transfer line links to each other with the second electrode lay; The periphery of described first electrode signal transfer line and secondary signal transfer line also is provided with electrostatic screening line 5, and the spacing between the described electrostatic screening line and the first electrode signal transfer line, the secondary signal transfer line is more than or equal to 0.3mm.
As shown in Figure 2, first electrode layer described in the present embodiment comprisesPET film 6 and is arranged on 3 mutually insulated drive electrodes 7 on the one side of PET film, the drive electrode horizontally set, wherein the several border factually of the bar of drive electrode situation adjusts accordingly, and does not limit here; As shown in Figure 3, described the second electrode lay also comprisesPET film 6 and is arranged on 3 mutually insulatedinduction electrodes 8 on the one side of PET film, and induction electrode vertically is provided with, and wherein the several border factually of the bar of induction electrode situation adjusts accordingly, and does not limit here; When described first electrode layer and the second electrode lay are fitted, drive electrode on first electrode layer is corresponding with the induction electrode on the second electrode lay, and it is vertical mutually, the material of drive electrode and induction electrode is the ITO(tin indium oxide), the figure of ITO electrode can be triangle, rhombus, quadrilateral etc., wherein be preferably rhombus, the shunt capacitance of rhombus is less, is beneficial to touch to detect; Touch electrode signal transfer line is corresponding with the bar number of ITO electrode.
Spacing distance between the present embodiment first electrode signal transfer line and secondary signal transfer line and the electrostatic screening line is made as more than or equal to 0.3mm, is specifically as follows 0.3mm, 0.4mm, 0.5mm, 0.6mm etc., is preferably 0.3mm; As shown in Figure 5, the x axle is represented the distance between electrostatic screening line and the touch electrode signal transfer layer, the static that on behalf of the electrostatic screening line, the y axle can resist, wherein the width of electrostatic screening line is elected 0.2mm as, distance between electrostatic screening line and the touch electrode signal transfer layer is 0.3mm, electrostatic screening line as can be seen from the figure of the present invention can shield the static up to 12kv, and the spacing distance between touch electrode signal transfer layer and the electrostatic screening line is 0.04mm in the background technology, the static that can shield has only 6kv, therefore compared with prior art, the electrostatic screening effect of touch-screen of the present invention has reached peak demand, can satisfy most of occasions.
First electrode layer and the second electrode lay described in the present embodiment adopt optical cement OCA11 to fit, and optical cement OCA printing opacity is good.
The material of touch electrode signal transfer layer and electrostatic screening line is all selected silver for use in the present embodiment, and the cost performance of silver is higher relatively.
The width of electrostatic screening line is preferably 0.15mm-0.3mm in the present embodiment, be specifically as follows 0.17mm, 0.2mm, 0.25mm etc., as shown in Figure 6, the x axle is represented the width of electrostatic screening line, on behalf of the resistance of electrostatic screening line, the y axle wear voltage, as can be seen from the figure the width of electrostatic screening line is when 0.15mm down reduces, resistance is worn voltage and is reduced rapidly, the width of electrostatic screening line is during from 0.15mm-0.3mm, it is little that change in voltage is worn in resistance, and when 0.3mm up increases, it is constant substantially that voltage is worn in resistance, therefore the width of the electrostatic screening line selected for use of the present invention is 0.15mm-0.3mm, can guarantee not resisted and wear, and the width that is unlikely to the electrostatic screening line again is too big and take up room.
Electrostatic screening line and touch electrode signal transfer line adopt silk-screen to print simultaneously in the present embodiment.
Embodiment 2
Present embodiment is used for disclosing a kind of touch-screen of the present invention, as shown in Figure 4, this touch-screen bagfirst substrate 9, FPC10 and touch screen function piece, described touch-screen screen functional block is embodiment 1 a described touch screen function piece, and describedfirst substrate 9 is fitted by first electrode layer 1 of optical cement OCA11 and touch screen function piece; Described FPC10 comprises electrode signal transfer line input end, electrode signal transfer line output terminal, electrostatic screening line input end and electrostatic screening line output terminal, the electrode signal transfer line input end of described FPC is connected with the second electrode signal transfer line with the first electrode signal transfer line, and the electrostatic screening line input end of described FPC is connected with the electrostatic screening line.
The width of the line of electrostatic screening described in the present embodiment is preferably 015mm-0.3mm, is specifically as follows 0.17mm, 0.2mm, 0.25mm etc., can prevent that the electrostatic screening line is by electrostatic breakdown.
First substrate is a glass plate in the present embodiment, can certainly select for use other light transmission preferably material make.
The spacing of the line of electrostatic screening described in the present embodiment and first substrate edges is less than or equal to 5mm; Be specifically as follows 2mm, 3mm, 4mm etc., this spacing is that the technology of the present invention personnel learn according to long-term practice, and the spacing of the described electrostatic screening line and first substrate and second substrate edges is less than or equal to 5mm can improve antistatic effect.
Embodiment 3
This enforcement embodiment discloses a kind of electronic equipment, mobile phone for example, and panel computer, personal digital assistant, Hand Personal Computer etc., described electronic equipment comprises control IC, with the touch-screen that control IC is connected, described touch-screen is embodiment 2 described touch-screens; Described control IC comprises electrode signal incoming end, earth terminal and controller, described controller is connected with the electrode signal incoming end, the electrode signal incoming end of described control IC also is connected with the electrode signal transfer line output terminal of FPC and imports electrode signal into controller, and the earth terminal of described control IC is connected with the electrostatic screening line output terminal of FPC.
Described controller can be made corresponding action according to the electric signal that the electrode signal transfer line passes over, and when finger was for example arranged near touch-screen, the electrode signal transfer line passed to controller with signal, and controller is made respective reaction according to the indication of finger.
Below describe preferred implementation of the present invention in conjunction with the accompanying drawings in detail; but; the present invention is not limited to the detail in the above-mentioned embodiment; in technical conceive scope of the present invention; can carry out multiple simple variant to technical scheme of the present invention, these simple variant all belong to protection scope of the present invention.
Need to prove in addition, each concrete technical characterictic described in above-mentioned embodiment under reconcilable situation, can make up by any suitable manner, for fear of unnecessary repetition, the present invention is to the explanation no longer separately of various possible array modes.
Claims (11)
1. a touch screen function piece is characterized in that, comprises first electrode layer, with the second electrode lay that first electrode layer is fitted, the first electrode signal transfer line, the second electrode signal transfer line;
The described first electrode signal transfer line links to each other with first electrode layer, and the second electrode signal transfer line links to each other with the second electrode lay;
The periphery of described first electrode signal transfer line and secondary signal transfer line also is provided with the electrostatic screening line, and the spacing between the described electrostatic screening line and the first electrode signal transfer line, the secondary signal transfer line is more than or equal to 0.3mm.
2. touch screen function piece according to claim 1 is characterized in that, described first electrode layer is a drive electrode layer, and the second electrode lay is the induction electrode layer.
3. touch screen function piece according to claim 1 is characterized in that, described first electrode layer is the induction electrode layer, and the second electrode lay is a drive electrode layer.
4. touch screen function piece according to claim 1 is characterized in that, described first electrode layer comprises the PET film and is arranged on many mutually insulated drive electrodes on the one side of PET film;
Described the second electrode lay comprises the PET film and is arranged on many mutually insulated induction electrodes on the one side of PET film;
When described first electrode layer and the second electrode lay were fitted, the drive electrode on first electrode layer was corresponding with the induction electrode on the second electrode lay.
5. touch screen function piece according to claim 1 is characterized in that, the material of the described first electrode signal transfer line, the second electrode signal transfer line and electrostatic screening line is a silver.
6. touch screen function piece according to claim 4 is characterized in that, the described first electrode signal transfer line and the second electrode signal transfer line are many, links to each other with electrode on the second electrode lay with first electrode layer respectively.
7. touch screen function piece according to claim 1 is characterized in that, described first electrode layer and the second electrode lay are fitted by OCA.
8. according to any described touch screen function piece of claim 1-7, it is characterized in that the width of described electrostatic screening line is 015mm-0.3mm.
9. a touch-screen is characterized in that, comprises first substrate, FPC and touch screen function piece, and described touch-screen screen functional block is any described touch screen function piece of claim 1-8, first electrode layer of described first substrate and touch screen function piece is fitted;
Described FPC comprises electrode signal transfer line input end, electrode signal transfer line output terminal, electrostatic screening line input end and electrostatic screening line output terminal, the electrode signal transfer line input end of described FPC is connected with the second electrode signal transfer line with the first electrode signal transfer line, and the electrostatic screening line input end of described FPC is connected with the electrostatic screening line.
10. touch-screen according to claim 9 is characterized in that, the spacing of the described electrostatic screening line and first substrate edges is less than or equal to 5mm.
11. an electronic equipment is characterized in that, comprises control IC, with the touch-screen that control IC is connected, described touch-screen is any described touch-screen of claim 9-10;
Described control IC comprises electrode signal incoming end, earth terminal and controller, described controller is connected with the electrode signal incoming end, the electrode signal incoming end of described control IC also is connected with the electrode signal transfer line output terminal of FPC and imports electrode signal into controller, and the earth terminal of described control IC is connected with the electrostatic screening line output terminal of FPC.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012104996116ACN103226404A (en) | 2012-11-30 | 2012-11-30 | Touch screen functional block, touch screen and electronic equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012104996116ACN103226404A (en) | 2012-11-30 | 2012-11-30 | Touch screen functional block, touch screen and electronic equipment |
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| Publication Number | Publication Date |
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| CN103226404Atrue CN103226404A (en) | 2013-07-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2012104996116APendingCN103226404A (en) | 2012-11-30 | 2012-11-30 | Touch screen functional block, touch screen and electronic equipment |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104965618A (en)* | 2015-07-04 | 2015-10-07 | 厦门变格新材料科技有限公司 | Metal grid based touch screen and manufacturing method therefor |
| CN105094473A (en)* | 2014-05-20 | 2015-11-25 | 晨星半导体股份有限公司 | Touch device and method, and method for forming touch device |
| CN110827689A (en)* | 2019-11-22 | 2020-02-21 | 昆山国显光电有限公司 | Display panel and display device |
| CN113515207A (en)* | 2020-04-10 | 2021-10-19 | 和鑫光电股份有限公司 | Touch panel and manufacturing method thereof |
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- 2012-11-30CNCN2012104996116Apatent/CN103226404A/enactivePending
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| CN201489506U (en)* | 2009-07-30 | 2010-05-26 | 胜华科技股份有限公司 | Capacitive touch panel |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105094473A (en)* | 2014-05-20 | 2015-11-25 | 晨星半导体股份有限公司 | Touch device and method, and method for forming touch device |
| CN104965618A (en)* | 2015-07-04 | 2015-10-07 | 厦门变格新材料科技有限公司 | Metal grid based touch screen and manufacturing method therefor |
| CN110827689A (en)* | 2019-11-22 | 2020-02-21 | 昆山国显光电有限公司 | Display panel and display device |
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