CN203433496U - Capacitive screen - Google Patents
Capacitive screen Download PDFInfo
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- CN203433496U CN203433496U CN201320462290.2U CN201320462290U CN203433496U CN 203433496 U CN203433496 U CN 203433496U CN 201320462290 U CN201320462290 U CN 201320462290U CN 203433496 U CN203433496 U CN 203433496U
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- cabling
- glass plate
- ito film
- cablings
- utility
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Abstract
The utility model discloses a capacitive screen. The capacitive screen comprises a glass plate, a protective cover plate, an ITO (indium tin oxide) film, a plurality of first wirings and a plurality of second wirings; the protective cover plate is arranged under the glass plate; the IPO film is arranged on the glass plate; the plurality of first wirings are arranged on the ITO film; at least one of the plurality of second wirings comprises a first part and a second part, the first part is arranged on the ITO film, the second part is arranged on the glass plate, the first part and the second part of the second wirings are connected, the rest parts in the plurality of second wirings are arranged on the glass plate. The capacitive screen disclosed by the embodiment of the utility model has the advantages of being low in manufacturing cost, less in frame width occupied by the wirings, and the like.
Description
Technical field
The utility model relates to capacitance touch screen field, relates in particular to a kind of capacitance plate.
Background technology
The cabling of the edge of existing capacitance plate is all to be obtained by silver slurry silk-screen or metal-plated rete (MoAlMo) gold-tinted etching.But silver slurry silk-screen exists live width and the larger defect of distance between centers of tracks, cannot be applied on passage is more, frame requirement is narrower capacitance plate.There is the defect that cost is high in the etching of metal-plated rete gold-tinted.
Utility model content
The utility model is intended at least solve one of technical matters existing in prior art.For this reason, an object of the present utility model is to propose a kind of capacitance plate.
To achieve these goals, the utility model proposes a kind of capacitance plate, described capacitance plate comprises: glass plate; Cover sheet, described cover sheet is located under described glass plate; ITO film, described ITO film is located on described glass plate; A plurality of the first cablings, a plurality of described the first cablings are located on described ITO film; With a plurality of the second cablings, at least one in a plurality of described the second cablings comprises first and second portion, described first is located on described ITO film, described second portion is located on described glass plate, the described first of described the second cabling is connected with described second portion, and the remainder in a plurality of described the second cablings is located on described glass plate.
According to the capacitance plate of the utility model embodiment by least one the described first in a plurality of described the second cablings is located on described ITO film, thereby can utilize the white space relative with the cabling district of described glass plate on described ITO film.That is to say, at least one described first in a plurality of described the second cablings is located in the white space relative with the cabling district of described glass plate on described ITO film, thereby the overall width (at least the overall width of described the second cabling on described glass plate can be reduced to half) that can reduce the second cabling on described glass plate, can reduce the border width that a plurality of described the second cablings take thus.And, from another perspective, can, in the situation that the border width that keeps a plurality of described the second cablings to take is constant, utilize lower-cost method (for example silver slurry silk-screen) to manufacture a plurality of described the second cablings.Therefore, according to the capacitance plate of the utility model embodiment there is low cost of manufacture, the advantage such as the border width that taken by cabling is little.
In addition, according to the capacitance plate of the utility model embodiment, can also there is following additional technical characterictic:
According to an embodiment of the present utility model, described in each, the second cabling comprises first and second portion, described in each, the described first of the second cabling is located on described ITO film and described second portion is located on described glass plate, and wherein described in each, the described first of the second cabling is connected with described second portion.Can further reduce thus the border width that a plurality of the second cablings 400 take.
According to an embodiment of the present utility model, described in each, the described first of the second cabling is connected by conduction element with described second portion.Can make thus part on the described ITO film of being located at of described the second cabling and be located at part on described glass plate more easily, stably link together, thereby can make the structure of described capacitance plate more stable, rationally.
According to an embodiment of the present utility model, described conduction element is made by anisotropic conductive.Can make thus part on the described ITO film of being located at of described the second cabling and be located at part on described glass plate more easily, stably link together.
According to an embodiment of the present utility model, described in each, the first cabling is silk-screen silver slurry cabling, and described in each, the second cabling is silk-screen silver slurry cabling.Can further reduce the manufacturing cost of described capacitance plate thus.
According to an embodiment of the present utility model, described in each, the first cabling is emitter cabling, and described in each, the second cabling is receiving pole cabling.
The manufacture method of capacitance plate of the present utility model, comprises the following steps:
Prepare described cover sheet, glass plate and described ITO film;
A plurality of described the first cablings are printed on described ITO film;
At least one first in a plurality of described the second cablings is printed on described ITO film and by second portion and is printed on described glass plate, and the described first of described the second cabling is connected with described second portion, the remainder in a plurality of described the second cablings is printed on described glass plate; With
Described glass plate and described ITO film are combined;
Described cover sheet and glass plate are fit together.
By utilizing, according to the manufacture method of the utility model embodiment, manufacture described capacitance plate, thereby can reduce the manufacturing cost of described capacitance plate, the border width that reduces to be taken by cabling.
Additional aspect of the present utility model and advantage in the following description part provide, and part will become obviously from the following description, or recognize by practice of the present utility model.
Accompanying drawing explanation
Above-mentioned and/or additional aspect of the present utility model and advantage accompanying drawing below combination obviously and is easily understood becoming the description of embodiment, wherein:
Fig. 1 is according to the structural representation of the capacitance plate of an embodiment of the present utility model;
Fig. 2 is the cut-open view along A-A direction of Fig. 1;
Fig. 3 is according to the structural representation of the capacitance plate of another embodiment of the present utility model;
Fig. 4 is the cut-open view along B-B direction of Fig. 3;
Fig. 5 is according to the process flow diagram of the manufacture method of the capacitance plate of the utility model embodiment.
Embodiment
Describe embodiment of the present utility model below in detail, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has the element of identical or similar functions from start to finish.Below by the embodiment being described with reference to the drawings, be exemplary, only for explaining the utility model, and can not be interpreted as restriction of the present utility model.
In description of the present utility model, it will be appreciated that, term " " center ", " longitudinally ", " laterally ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end ", " interior ", orientation or the position relationship of indications such as " outward " are based on orientation shown in the drawings or position relationship, only the utility model and simplified characterization for convenience of description, rather than device or the element of indication or hint indication must have specific orientation, with specific orientation structure and operation, therefore can not be interpreted as restriction of the present utility model.In addition, term " first ", " second " be only for describing object, and can not be interpreted as indication or hint relative importance or the implicit quantity that indicates indicated technical characterictic.Thus, one or more these features can be expressed or impliedly be comprised to the feature that is limited with " first ", " second ".In description of the present utility model, except as otherwise noted, the implication of " a plurality of " is two or more.
In description of the present utility model, it should be noted that, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection " should be interpreted broadly, and for example, can be to be fixedly connected with, and can be also to removably connect, or connect integratedly; Can be mechanical connection, can be to be also electrically connected to; Can be to be directly connected, also can indirectly be connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, can concrete condition understand the concrete meaning of above-mentioned term in the utility model.
Below with reference to Fig. 1-Fig. 4, describe according to the capacitance plate 10 of the utility model embodiment.As Figure 1-Figure 4, according to the capacitance plate 10 of the utility model embodiment, comprise glass plate 100, cover sheet 600, ITO film 200, a plurality of the first cabling 300 and a plurality of the second cabling 400.
According to the present invention, the capacitance plate 10 of utility model embodiment is by least one the first 410 in a plurality of the second cablings 400 is located on ITO film 200, thereby can utilize the white space relative with the cabling district of glass plate 100 on ITO film 200.That is to say, at least one first 410 in a plurality of the second cablings 400 is located in the white space relative with the cabling district of glass plate 100 on ITO film 200, thereby the overall width (at least the overall width of the second cabling 400 on glass plate 100 can be reduced to half) that can reduce the second cabling 400 on glass plate 100, can reduce the border width that a plurality of the second cablings 400 take thus.And, from another perspective, can, in the situation that the border width that keeps a plurality of the second cablings 400 to take is constant, utilize lower-cost method (for example silver slurry silk-screen) to manufacture a plurality of the second cablings 400.The advantage such as therefore, the capacitance plate 10 of utility model embodiment has low cost of manufacture according to the present invention, the border width that taken by cabling is little.
In order better " described at least one the second portion 420 that the first 410 of at least one in a plurality of the second cablings 400 is located on ITO film 200 and in a plurality of the second cabling 400 is located on glass plate 100 " to be described, below for a specific example.For example, the second cabling 400 can be ten, and each second cabling 400 can comprise first 410 and second portion 420.Wherein, six the second cablings 400 are all located on glass plate 100, and the first 410 of other four the second cablings 400 can be located on ITO film 200, and the second portion 420 of these four the second cablings 400 can be located on glass plate 100.And the first 410 of each in these four the second cablings 400 can be connected with the second portion 420 of this second cabling 400.
The first cabling 300 and the second cabling 400 can be lower but cause live width and the larger method manufacture of distance between centers of tracks with cost.
Particularly, each first cabling 300 can be silk-screen silver slurry cabling, and each second cabling 400 can be silk-screen silver slurry cabling.Can further reduce the manufacturing cost of capacitance plate 10 thus.
Each first cabling 300 can be emitter cabling, and each second cabling 400 can be receiving pole cabling.
On glass plate 100, can be provided with an ITO layer 110, on ITO film 200, can be provided with the 2nd ITO layer 210.
As shown in Figure 3 and Figure 4, in embodiment more of the present utility model, each second cabling 400 can comprise first 410 and second portion 420, the first 410 of each the second cabling 400 can be located on ITO film 200, and the second portion 420 of each the second cabling 400 can be located on glass plate 100.Wherein, the first 410 of each the second cabling 400 can be connected with second portion 420.Can further reduce thus the border width that a plurality of the second cablings 400 take.
For better to " first 410 of each the second cabling 400 can be located on ITO film 200, and the second portion 420 of each the second cabling 400 can be located on glass plate 100.Wherein, the first 410 of each the second cabling 400 can be connected with second portion 420 " describe, below for a specific example.For example, the second cabling 400 can be ten, and each second cabling 400 can comprise first 410 and second portion 420.Wherein, the first 410 of these ten the second cablings 400 can be located on ITO film 200, and the second portion 420 of these ten the second cablings 400 can be located on glass plate 100.And the first 410 of each in these ten the second cablings 400 can be connected with the second portion 420 of this second cabling 400.
As shown in figures 1 and 3, in an embodiment of the present utility model, for the second cabling 400 being arranged on glass plate 100 and ITO film 200, the first 410 of each the second cabling 400 can be connected by conduction element 500 with the second portion 420 of this second cabling 400.In other words, the part being located on ITO film 200 of each the second cabling 400 can be connected by conduction element 500 with the part being located on glass plate 100 of this second cabling 400.Can make being thus located at part on ITO film 200 and being located at part on glass plate 100 more easily, stably link together of the second cabling 400, thereby can make the structure of capacitance plate 10 more stable, rationally.
Advantageously, conduction element 500 can be made by anisotropic conductive (ACP).Can make being thus located at part on ITO film 200 and being located at part on glass plate 100 more easily, stably link together of the second cabling 400.
Below with reference to Fig. 1-Fig. 5, describe according to the manufacture method of the capacitance plate 10 of the utility model embodiment.As Figure 1-Figure 5, according to the manufacture method of the capacitance plate 10 of the utility model embodiment, comprise the following steps:
Prepare cover sheet 600, glass plate 100 and ITO film 200;
A plurality of the first cablings 300 are printed on ITO film 200;
At least one first 410 in a plurality of the second cablings 400 is printed on ITO film 200, and described at least one the second portion 420 in a plurality of the second cablings 400 is printed on glass plate 100, and described at least one the first 410 in a plurality of the second cablings 400 is connected with second portion 420, the remainder in a plurality of the second cablings 400 is printed on glass plate 100.In other words, the part being located on ITO film 200 of the second cabling 400 is connected with the part being located on glass plate 100 of this second cabling 400.
By utilizing, according to the manufacture method of the utility model embodiment, manufacture capacitance plate 10, thereby can reduce the manufacturing cost of capacitance plate 10, the border width that reduces to be taken by cabling.
ITO film 200 can utilize known method manufacture.Particularly, can utilize following method to manufacture ITO film 200: ITO film supplied materials to be provided, then successively described ITO film supplied materials to be shunk and is etched with and obtains ITO film 200 with ITO.
Then can be on ITO film 200 silk-screen silver lumps and conduction element 500, described silver-colored lumps is carried out to laser-induced thermal etching, to obtain described at least one the first 410 in a plurality of the first cablings 300 and a plurality of the second cabling 400, described at least one the first 410 in a plurality of the second cablings 400 is connected with conduction element 500.That is to say, the part being located on ITO film 200 of each the second cabling 400 can be connected with a conduction element 500.
On glass plate 100 in silk-screen conduction element 500, a plurality of the second cablings 400 of being connected with conduction element 500 described at least one second portion 420 and the remainder in a plurality of the second cabling 400.In other words, the part being located on glass plate 100 of described each the second cabling 400 at least one in a plurality of the second cablings 400 can be connected with a conduction element 500.
ITO film 200 and glass plate 100 are fit together, and the conduction element 500 on ITO film 200 is connected with the conduction element 500 on glass plate 100.Can make thus described at least one the part being located on ITO film 200 in a plurality of the second cablings 400 be connected with the part being located on glass plate 100.
Particularly, can utilize known method that ITO film 200 and glass plate 100 are fit together.
In the description of this instructions, the description of reference term " embodiment ", " some embodiment ", " illustrative examples ", " example ", " concrete example " or " some examples " etc. means to be contained at least one embodiment of the present utility model or example in conjunction with specific features, structure, material or the feature of this embodiment or example description.In this manual, the schematic statement of above-mentioned term is not necessarily referred to identical embodiment or example.And the specific features of description, structure, material or feature can be with suitable mode combinations in any one or more embodiment or example.
Although illustrated and described embodiment of the present utility model, those having ordinary skill in the art will appreciate that: in the situation that not departing from principle of the present utility model and aim, can carry out multiple variation, modification, replacement and modification to these embodiment, scope of the present utility model is limited by claim and equivalent thereof.
Claims (6)
1. a capacitance plate, is characterized in that, comprising:
Glass plate;
Cover sheet, described cover sheet is located under described glass plate;
ITO film, described ITO film is located on described glass plate;
A plurality of the first cablings, a plurality of described the first cablings are located on described ITO film; With
A plurality of the second cablings, at least one in a plurality of described the second cablings comprises first and second portion, described first is located on described ITO film, described second portion is located on described glass plate, the described first of described the second cabling is connected with described second portion, and the remainder in a plurality of described the second cablings is located on described glass plate.
2. capacitance plate according to claim 1, it is characterized in that, described in each, the second cabling comprises first and second portion, described in each, the described first of the second cabling is located on described ITO film and described second portion is located on described glass plate, and wherein described in each, the described first of the second cabling is connected with described second portion.
3. capacitance plate according to claim 2, is characterized in that, described in each, the described first of the second cabling is connected by conduction element with described second portion.
4. capacitance plate according to claim 3, is characterized in that, described conduction element is made by anisotropic conductive.
5. capacitance plate according to claim 1, is characterized in that, described in each, the first cabling is silk-screen silver slurry cabling, and described in each, the second cabling is silk-screen silver slurry cabling.
6. capacitance plate according to claim 1, is characterized in that, described in each, the first cabling is emitter cabling, and described in each, the second cabling is receiving pole cabling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320462290.2U CN203433496U (en) | 2013-07-31 | 2013-07-31 | Capacitive screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320462290.2U CN203433496U (en) | 2013-07-31 | 2013-07-31 | Capacitive screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203433496U true CN203433496U (en) | 2014-02-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320462290.2U Expired - Lifetime CN203433496U (en) | 2013-07-31 | 2013-07-31 | Capacitive screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203433496U (en) |
-
2013
- 2013-07-31 CN CN201320462290.2U patent/CN203433496U/en not_active Expired - Lifetime
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140212 |
|
| CX01 | Expiry of patent term |