CN203812204U - Touch control electrode structure and touch screen - Google Patents
Touch control electrode structure and touch screen Download PDFInfo
- Publication number
- CN203812204U CN203812204U CN201320825493.3U CN201320825493U CN203812204U CN 203812204 U CN203812204 U CN 203812204U CN 201320825493 U CN201320825493 U CN 201320825493U CN 203812204 U CN203812204 U CN 203812204U
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- Prior art keywords
- electrode
- touch
- connecting portion
- electrode structure
- light transmission
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- 230000005540 biological transmission Effects 0.000 claims abstract description 28
- 239000000463 material Substances 0.000 claims abstract description 18
- 239000000758 substrate Substances 0.000 claims abstract description 11
- 238000009413 insulation Methods 0.000 claims description 16
- 239000002184 metal Substances 0.000 claims description 3
- 230000003068 static effect Effects 0.000 abstract description 10
- 230000015556 catabolic process Effects 0.000 abstract description 6
- 230000005611 electricity Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000002834 transmittance Methods 0.000 description 3
- 239000007769 metal material Substances 0.000 description 2
- 240000004859 Gamochaeta purpurea Species 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- AMGQUBHHOARCQH-UHFFFAOYSA-N indium;oxotin Chemical compound [In].[Sn]=O AMGQUBHHOARCQH-UHFFFAOYSA-N 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Elimination Of Static Electricity (AREA)
Abstract
The utility model provides a touch screen and a touch control electrode structure thereof, which relate to the technical field of touch control, and aim to solve the problem that the touch screen is poor in tolerance to static electricity and easily causes static electricity breakdown. The touch control electrode structure comprises a substrate with light transmission, wherein one surface of the substrate is provided with a plurality of first electrodes and a plurality of second electrodes, each first electrode comprises a plurality of first electrode units, each second electrode comprises a plurality of second electrode units, every two adjacent first electrode units are connected by a strip connecting part, every two adjacent second electrode units are connected by a strip bridging part, all of the connecting parts have electrical conductivity, the materials of the connecting parts are the same with those of the first electrodes, the connecting parts are crossed with the bridging parts, the crossed parts are provided with insulating layers with light transmission, the insulating layers are positioned between the connecting parts and the bridging parts and cover the connecting parts, and the width of the crossed part between each connecting part and the corresponding first electrode unit is greater than that of the crossed part between each bridging part positioned on the corresponding second electrode unit and the corresponding second electrode unit.
Description
Technical field
The utility model relates to touch technology field, relates in particular to a kind of touch electrode structure and touch-screen.
Background technology
Along with the development of display technique, touch-screen is applied on the display device of various electronic products more and more widely, is provided with touch electrode structure in touch-screen.
As shown in Fig. 1 a and Fig. 1 b, for the schematic diagram of existing a kind of touch electrode structure, this touch electrode structure is arranged on the substrate 11 with light transmission, this substrate 11 is provided with the second electrode 13 and has the first electrode 12 of light transmission, between the first electrode 12 and the second electrode 13, be provided with insulation course 14.The first electrode 12 is made up of the first electrode unit 121, and the second electrode 13 is made up of the second electrode unit 131.Two adjacent the first electrode units 121 are connected by connecting portion 15, and two adjacent the second electrode units 131 are connected by bridge part 16.Insulation course 14 is between the first electrode unit 121 and the second electrode unit 131.Wherein, what bridge part 16 adopted is that the metal material that resistance is less is made, and connecting portion 15 has light transmission.Wherein the width b of connecting portion 15 equals the width a of bridge part 16.
Touch-screen, in manufacture, carrying or process, through each operation generation buildup of static electricity of being everlasting, makes the touch electrode structure in touch-screen pass through larger electric current; In addition, when operator contacts touch-screen, staff may be with static, and static can pass to the touch electrode structure in touch-screen by staff, also makes in the touch electrode structure of touch-screen by larger electric current.
Because having adopted the bridge part of metal material, the second electrode 13 in above-mentioned touch electrode structure connects, make the resistance of the second electrode 13 less, but the resistance of the first electrode 12 is still larger, make the overall electrical resistance of touch electrode structure larger, cause touch-screen poor to the tolerance of static, be easy to occur electrostatic breakdown.
Utility model content
Embodiment of the present utility model provides a kind of touch-screen and touch electrode structure thereof, in order to solve the problem that the touch-screen that the overall electrical resistance of touch electrode structure causes is more greatly poor to the tolerance of static, be easy to occur electrostatic breakdown.
For achieving the above object, embodiment of the present utility model adopts following technical scheme:
A kind of touch electrode structure, comprises the substrate with light transmission, and the one side of this substrate is provided with multiple first electrodes with light transmission that extend along first direction and multiple the second electrodes that extend along the second direction crossing with described first direction; Each described the first electrode comprises multiple the first electrode units of arranging successively; Each described the second electrode comprises multiple the second electrode units of arranging successively; Every two adjacent described the first electrode units connect by the connecting portion of strip; Every two adjacent described the second electrode units connect by the bridge part of strip; The material of described bridge part is metal, and described connecting portion all has electric conductivity, and its material is identical with the material of described the first electrode; Described connecting portion intersects with described bridge part, and infall is provided with the insulation course with light transmission, and described insulation course is between described connecting portion and described bridge part and cover described connecting portion; The width of described connecting portion and described the first electrode unit intersection is greater than the described bridge part that is positioned on described the second electrode unit and the width of described the second electrode unit intersection.
In order to simplify the technique of making this touch electrode structure, described first direction is vertical with described second direction; The bearing of trend of described connecting portion is vertical with described second direction, and the bearing of trend of described bridge part is vertical with described first direction.
Preferably, described connecting portion and the one-body molded making of described the first electrode unit.
Preferably, described insulation course is the dielectric film that one deck has light transmission.
Wherein, described dielectric film is bonded on described connecting portion.
A kind of touch-screen, comprises above-mentioned touch electrode structure.
In touch-screen and touch electrode structure thereof that the utility model embodiment provides, because having light transmission, insulation course, the first electrode also there is light transmission, and the material of connecting portion is identical with the material of the first electrode, therefore the width of connecting portion can not affect the light transmission of this touch electrode structure.Want to reduce the all-in resistance of touch electrode structure in touch-screen, can realize by the width that increases connecting portion.With respect to touch electrode structure of the prior art, the width that increases connecting portion can not affect the transmittance of touch-screen, the width of connecting portion and the first electrode unit intersection is greater than the width of bridge part and the second electrode unit intersection, can make the resistance of the first electrode reduce significantly, thereby the resistance of this touch electrode structure is reduced significantly, and then make touch-screen better to the tolerance of static, be not easy to occur electrostatic breakdown.
Brief description of the drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only embodiment more of the present utility model, for those of ordinary skill in the art, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 a is the schematic diagram of a kind of touch electrode structure of the prior art;
Fig. 1 b is the schematic diagram of annexation between electrode unit in the touch electrode structure shown in Fig. 1 a;
The schematic diagram of annexation between electrode unit in a kind of touch electrode structure that Fig. 2 provides for the utility model embodiment.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiment.Based on the embodiment in the utility model, the every other embodiment that those of ordinary skill in the art obtain under the prerequisite of not making creative work, belongs to the scope that the utility model is protected.
Referring to Fig. 2, the utility model embodiment provides a kind of touch electrode structure, comprise the substrate (not shown) with light transmission, the one side of this substrate is provided with multiple first electrodes with light transmission that extend along first direction and multiple the second electrodes that extend along the second direction crossing with first direction; Each the first electrode comprises multiple the first electrode units 221 of arranging successively; Each the second electrode comprises multiple the second electrode units 231 of arranging successively; Every two the first adjacent electrode units 221 connect by the connecting portion 24 of strip; Every two the second adjacent electrode units 231 connect by the bridge part 25 of strip; The material of bridge part 25 is metal, and connecting portion 24 has electric conductivity, and its material is identical with the material of the first electrode 23; Connecting portion 24 intersects with bridge part 25, and infall is provided with the insulation course 26 with light transmission, insulation course 26 between connecting portion 24 and bridge part 25 and cover connecting portion 24; The width B of connecting portion 24 and the first electrode unit 221 intersections is greater than the bridge part 25 that is positioned on the second electrode unit 231 and the width A of the second electrode unit 231 intersections.
In the touch electrode structure that the utility model embodiment provides, because the first electrode has light transmission, insulation course 26 also has light transmission, and the material of connecting portion 24 is identical with the material of the first electrode, therefore the width of connecting portion 24 can not affect the light transmission of this touch electrode structure.Want to reduce the all-in resistance of touch electrode structure in touch-screen, can realize by the width that increases connecting portion 24.With respect to touch electrode structure of the prior art, the width that increases connecting portion 24 can not affect the transmittance of touch-screen, the width B of connecting portion 24 and the first electrode unit 221 intersections is greater than the width A of bridge part 25 and the second electrode unit 231 intersections, can make the resistance of the first electrode 22 reduce significantly, thereby the resistance of this touch electrode structure is reduced significantly, and then make touch-screen better to the tolerance of static, be not easy to occur electrostatic breakdown.
Referring to Fig. 2, conventionally can make above-mentioned first direction vertical with above-mentioned second direction; The bearing of trend of connecting portion 24 is vertical with second direction, the bearing of trend of bridge part 25 is vertical with first direction, the direction of such the first electrode, the second electrode and connecting portion 24 and bridge part 25 is clear and definite, thereby can reduce the technology difficulty while making this touch electrode structure.
Meanwhile, the first electrode unit 221 can be identical with the shape of the second electrode unit 231.For example, the shape of the first electrode unit 221 and the second electrode unit 231 can be rhombus, the summit of two rhombuses of every two the first adjacent electrode units 221 connects by the connecting portion 24 of strip, and the summit of two rhombuses of every two the second adjacent electrode units 231 connects by the bridge part 25 of strip.The figure comparison rule of touch electrode structure, attractive in appearance like this.
In order to simplify further manufacture craft, connecting portion 24 can with the one-body molded making of the first electrode unit 221.Manufacture craft can be on the substrate of light transmission, to deposit the first electrode unit 221 and connecting portion 24 simultaneously.The material of the first electrode unit 221 can be indium-tin oxide film.
Wherein, above-mentioned insulation course 26 can have for one deck the dielectric film of light transmission, and insulation course 26 can either play the effect of insulation like this, can not affect again the light transmission of touch electrode structure.
Above-mentioned dielectric film can be bonded on connecting portion 24, the fairly simple convenience of bonding way, and easily operation.
Above-mentioned bridge part 25 and the second electrode unit 231 can connect with welding.It is firmly firm to be welded to connect, and can make bridge part 25 be connected more stablely with the second electrode unit 231.
The utility model embodiment also provides a kind of touch-screen, comprise above-mentioned touch electrode structure, because having light transmission, insulation course, the first electrode in this touch-control electrode also there is light transmission, and the material of connecting portion is identical with the material of the first electrode, therefore the width of connecting portion can not affect the light transmission of this touch electrode structure.Want to reduce the all-in resistance of touch electrode structure in touch-screen, can realize by the width that increases connecting portion.Equal the touch electrode structure of bridge part width with respect to the width of connecting portion in prior art, the width that increases connecting portion can not affect the transmittance of touch-screen, the width of connecting portion and the first electrode unit intersection is greater than the width of bridge part and the second electrode unit intersection, can make the resistance of the first electrode reduce significantly, thereby the resistance of this touch electrode structure is reduced, and then make touch-screen better to the tolerance of static, be not easy to occur electrostatic breakdown.
In the description of this instructions, specific features, structure, material or feature can be with suitable mode combinations in any one or more embodiment or example.
The above; it is only embodiment of the present utility model; but protection domain of the present utility model is not limited to this; any be familiar with those skilled in the art the utility model disclose technical scope in; the variation that can expect easily or replacement, within all should being encompassed in protection domain of the present utility model.Therefore, protection domain of the present utility model should be as the criterion with the protection domain of described claim.
Claims (6)
1. a touch electrode structure, it is characterized in that, comprise the substrate with light transmission, the one side of this substrate is provided with multiple first electrodes with light transmission that extend along first direction and multiple the second electrodes that extend along the second direction crossing with described first direction;
Each described the first electrode comprises multiple the first electrode units of arranging successively; Each described the second electrode comprises multiple the second electrode units of arranging successively; Every two adjacent described the first electrode units connect by the connecting portion of strip; Every two adjacent described the second electrode units connect by the bridge part of strip; The material of described bridge part is metal, and described connecting portion all has electric conductivity, and its material is identical with the material of described the first electrode;
Described connecting portion intersects with described bridge part, and infall is provided with the insulation course with light transmission, and described insulation course is between described connecting portion and described bridge part and cover described connecting portion; The width of described connecting portion and described the first electrode unit intersection is greater than the described bridge part that is positioned on described the second electrode unit and the width of described the second electrode unit intersection.
2. touch electrode structure according to claim 1, is characterized in that, described first direction is vertical with described second direction; The bearing of trend of described connecting portion is vertical with described second direction, and the bearing of trend of described bridge part is vertical with described first direction.
3. touch electrode structure according to claim 1, is characterized in that, described connecting portion and the one-body molded making of described the first electrode unit.
4. touch electrode structure according to claim 1, is characterized in that, described insulation course is the dielectric film that one deck has light transmission.
5. touch electrode structure according to claim 4, is characterized in that, described dielectric film is bonded on described connecting portion.
6. a touch-screen, is characterized in that, comprises the touch electrode structure described in claim 1-5 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320825493.3U CN203812204U (en) | 2013-12-13 | 2013-12-13 | Touch control electrode structure and touch screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320825493.3U CN203812204U (en) | 2013-12-13 | 2013-12-13 | Touch control electrode structure and touch screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203812204U true CN203812204U (en) | 2014-09-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320825493.3U Expired - Lifetime CN203812204U (en) | 2013-12-13 | 2013-12-13 | Touch control electrode structure and touch screen |
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| CN (1) | CN203812204U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103677418A (en) * | 2013-12-13 | 2014-03-26 | 北京京东方光电科技有限公司 | Touch electrode structure and touch screen |
| CN106681577A (en) * | 2016-12-12 | 2017-05-17 | 上海天马微电子有限公司 | Touch electrode structure, touch panel, display device and preparation method |
| CN106802746A (en) * | 2015-11-25 | 2017-06-06 | 东友精细化工有限公司 | Touch panel and the image display device including it |
| TWI650688B (en) * | 2017-10-24 | 2019-02-11 | 大陸商業成科技（成都）有限公司 | Touch panel and method for making the same |
-
2013
- 2013-12-13 CN CN201320825493.3U patent/CN203812204U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103677418A (en) * | 2013-12-13 | 2014-03-26 | 北京京东方光电科技有限公司 | Touch electrode structure and touch screen |
| CN106802746A (en) * | 2015-11-25 | 2017-06-06 | 东友精细化工有限公司 | Touch panel and the image display device including it |
| CN106802746B (en) * | 2015-11-25 | 2021-06-29 | 东友精细化工有限公司 | Touch panel and image display device including the same |
| CN106681577A (en) * | 2016-12-12 | 2017-05-17 | 上海天马微电子有限公司 | Touch electrode structure, touch panel, display device and preparation method |
| TWI650688B (en) * | 2017-10-24 | 2019-02-11 | 大陸商業成科技（成都）有限公司 | Touch panel and method for making the same |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |