CN202472599U - Touch control panel - Google Patents
Touch control panel Download PDFInfo
- Publication number
- CN202472599U CN202472599U CN2011205770071U CN201120577007U CN202472599U CN 202472599 U CN202472599 U CN 202472599U CN 2011205770071 U CN2011205770071 U CN 2011205770071U CN 201120577007 U CN201120577007 U CN 201120577007U CN 202472599 U CN202472599 U CN 202472599U
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- Prior art keywords
- visible area
- electrode layer
- layer
- contact panel
- conductive
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- Expired - Lifetime
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- 230000006698 induction Effects 0.000 claims description 30
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- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000013461 design Methods 0.000 description 9
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- 208000002173 dizziness Diseases 0.000 description 1
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- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000000059 patterning Methods 0.000 description 1
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- NHDHVHZZCFYRSB-UHFFFAOYSA-N pyriproxyfen Chemical compound C=1C=CC=NC=1OC(C)COC(C=C1)=CC=C1OC1=CC=CC=C1 NHDHVHZZCFYRSB-UHFFFAOYSA-N 0.000 description 1
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- 239000012780 transparent material Substances 0.000 description 1
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Abstract
The utility model provides a touch control panel. The touch control panel comprises an upper cover substrate, an electrode layer, a conductive shield layer and a plurality of connecting lines, wherein the upper cover substrate comprises a visible area and a non-visible area, and the non-visible area is located at the surrounding region of the visible area; the electrode layer is formed on the visible area and non-visible area of the upper cover substrate; the conductive shield layer is formed on the non-visible area and arranged on part of the electrode layer located at the non-visible area; and the connecting lines are formed on the conductive shield layer and electrically connected with the electrode layer through the uniaxial conduction of the conductive shield layer. Thus, the aims of increasing the production yield and maintaining the touch control sensing accuracy are achieved.
Description
[technical field]
The utility model is relevant for a kind of touch technology, especially in regard to a kind of contact panel.
[background technology]
Contact panel applies to be used as a man-machine interface in the various electronic products in a large number, with function such as realize data input by the contact of finger sensing or pointer, control.
The surf zone of general contact panel can be divided into two parts generally, and it is respectively non-visible area and visible area.In general, non-visible area be positioned at visible area around and can use atrament to reach the effect of covering usually, the person of avoiding the use of the time sees the corresponding assemblies such as circuit that are provided with in the non-visible area in operation.Therefore, the visible area that the user sees is actual zone of carrying out touch control operation, but not visible area then is one to be positioned at the dark border around the visible area.
Convention designs screen layer and electrode layer in the processing procedure of the contact panel of same substrate simultaneously; Its step comprises: at first form the non-visible area of screen layer at substrate; And then the formation electrode layer, wherein the scope of formed electrode layer is covered by the visible area and the screen layer of substrate.Yet; Because electrode layer normally forms in that the environment of high temperature, high pressure is following; Therefore the previous screen layer that forms will produce volatile matter and get into electrode layer when the formation step of electrode layer is carried out, cause the transparency reduction and the resistance of electrode layer to form parameter.
Thus, the outward appearance that electrode layer transparency problem will influence contact panel appears, and the resistance parameter of electrode layer then can influence the degree of accuracy of touch-control sensing.
[utility model content]
In view of this; The utility model provides a kind of contact panel; By the inside structure, the process sequence that change contact panel and the screen layer of being arranged in pairs or groups, solve the problem that causes problem that the contact panel outward appearance appears because of the electrode layer transparency is not good and influence the degree of accuracy of touch-control sensing because of the factors such as uncertainty of resistance.
The utility model provides a kind of contact panel, comprising: a loam cake substrate, comprise a visible area and a non-visible area, and wherein this non-visible area is positioned at the neighboring area of this visible area; One electrode layer is formed on this visible area and this non-visible area of this loam cake substrate; One conductive shielding layer is formed at this non-visible area and is set in place on the segment electrode layer of this non-visible area; And many connecting lines, be formed on this conductive shielding layer, and connect this electrode layer to the conducting incoming call through the single shaft of this conductive shielding layer.
Further, this electrode layer further comprises first induction electrode of many edges one first axial array and second induction electrode of many edge one second axial array, and wherein these first induction electrodes and these second induction electrodes are insulated from each other.
Further, each these first induction electrode comprises a plurality of first conductive units and a plurality of first leads that are connected first axial adjacent two these first conductive units; Each these second induction electrode comprises a plurality of second conductive units and a plurality of second leads that are connected second axial adjacent two these second conductive units; Wherein these first leads form staggered with these second leads.
Further, this electrode layer further comprises a plurality of collets, is arranged at respectively between staggered each these first lead and each these second lead.
Further, contact panel further comprises a passivation layer, is arranged on this electrode layer, this conductive shielding layer and these connecting lines.
Further, this conductive shielding layer adopts the opaque material with equally distributed conducting particles.
Further, this conductive shielding layer adopts the design of an anisotropic conductive.
By this; Because the electrode layer of the utility model forms earlier early than conductive shielding layer; So can avoid conductive shielding layer to produce resistance and the transparency that volatile matter influences electrode layer, keep the precision of touch-control sensing because of high temperature, the high pressure manufacturing process that receives electrode layer.
[description of drawings]
Fig. 1 is the embodiment sectional view of the contact panel of the utility model; And
Fig. 2 A to Fig. 2 E is the embodiment synoptic diagram that respectively forms the stage of the contact panel of the utility model.
[embodiment]
Have the knack of under the utility model the general art of technical field and can further understand the utility model for making; The hereinafter spy enumerates the preferred embodiment of the utility model; And cooperate appended graphicly, specify constitution content of the utility model and the effect desiring to reach.
Fig. 1 is the embodiment sectional view of the contact panel of the utility model.As shown in Figure 1, the contact panel of present embodiment comprises: a loam cake substrate 10, an electrode layer 11, a conductive shielding layer 13 and many connecting lines 14.In practical application; The contact panel of present embodiment can directly fit in display device (figure does not show); Loam cake substrate 10 is not only as the substrate that carries electrode layer 11; Be used to provide the substrate of protective effect especially, in other words, loam cake substrate 10 can for example be through reinforcement, antibiotic, anti-processed such as dizzy.
Wherein, Described electrode layer 11 further comprises first induction electrode 111 of many edges one first axial (as: X axle) arrangement and second induction electrode, 112, the first induction electrodes 111 and second induction electrode 112 of many edges second axial (as: Y axle) arrangement forms staggered each other.More specifically; Each first induction electrode 111 comprises a plurality of first conductive units (figure does not show) and connects a plurality of first leads 1112 of first axial adjacent two first conductive units; And each second induction electrode 112 comprises a plurality of second conductive units 1121 and connect a plurality of second leads 1122 of second axial adjacent two second conductive units 1121, and each first lead 1112 forms interlaced with each second lead 1122.
In addition; Electrode layer 11 further comprises a plurality of collets 113; Corresponding respectively being arranged between staggered each first induction electrode 111 and each second induction electrode 112; Actual just corresponding being arranged between staggered first lead 1112 and second lead 1122 makes win induction electrode 111 and second induction electrode 112 insulated from each other.
Moreover; The contact panel of present embodiment more comprises a passivation layer (Passivation Layer) 15; Be arranged on electrode layer 11, conductive shielding layer 13 and the connecting line 14; Be used to provide protective effect, avoid electrode layer 11, conductive shielding layer 13 and connecting line 14 to receive chemical action (like oxidation) or physical action (like the external force collision) and damage.
What deserves to be mentioned is that the conductive shielding layer 13 of present embodiment is opaque (as: black) material that employing has equally distributed conducting particles (as: gold (Au)), and is designed to only to allow single shaft to the electrical specification of carrying out conducting.If define with present embodiment first axial (X axle) and second axial (Y axle), then the single shaft of conductive shielding layer 13 is to be the axial conducting of Z to conducting.By this; The conductive shielding layer 13 of present embodiment not only has opaque screening effect; In order to cover the assembly that connecting line 14 and design afterwards are positioned at non-visible area B; More can let each first induction electrode 111 and each second induction electrode 112 be able to be electrically connected on corresponding connecting line 14, and be not conducting each other each other through conductive shielding layer 13.More specifically, conductive shielding layer 13 can for example be the design of adopting anisotropic conductive.
For the framework of the contact panel that further specifies the utility model and make flow process, please come with reference to figure 2A to Fig. 2 E the embodiment synoptic diagram that respectively forms the stage of the contact panel of Fig. 2 A to Fig. 2 E demonstration the utility model based on the cross-sectional configuration of Fig. 1.
In Fig. 2 A, at first be coated with a conductive material layer in loam cake substrate 10, described conductive material layer can for example be to adopt indium tin oxide (Indium Tin Oxide, ITO) design of transparent material such as grade.Then, the described conductive material layer of patterning is to form a plurality of first conductive units 1111, a plurality of first lead 1112 and a plurality of second conductive unit 1121.Wherein, First conductive unit 1111 and second conductive unit 1121 are to be arranged in an array; And first lead 1112 is used for connecting first and axially goes up two first adjacent conductive units 1111, and each first axial all first conductive units 1111 and first lead 1112 of going up serial connection is able to be configured to one first induction electrode 111 by this.
In Fig. 2 B, form a conductive shielding layer 13 in non-visible area B to be set in place on the segment electrode layer 11 of non-visible area B.Wherein, conductive shielding layer 13 can for example be the non-visible area B that is formed at loam cake substrate 10 with modes such as printing, spin-coating, roll extrusion or sprayings.
In Fig. 2 C, form a plurality of collets 113, be arranged on first lead 1112 with correspondence.Wherein, collets 113 are the materials that for example adopt transparent insulation.
In Fig. 2 D, form a plurality of second leads 1122, be arranged on the collets 113 with correspondence, be used for connecting second and axially go up two second adjacent conductive units 1121.By this, each second axial all second conductive units 1121 and second lead 1122 of going up serial connection is able to be configured to one second induction electrode 112.
In Fig. 2 E, form many connecting lines 14 on conductive shielding layer 13, let many connecting lines 14 connect first induction electrode 111 and second induction electrode 112 of corresponding electrode layer 11 to the conducting incoming call through the single shaft of conductive shielding layer 13.Wherein, if second lead 1122 of present embodiment is to adopt the metal material identical with connecting line 14, on actual processing procedure, formed second lead 1122 of Fig. 2 D and the formed connecting line 14 of Fig. 2 E can design under same processing procedure and carry out.
Among another embodiment of the utility model; Second lead 1122 more can adopt with conductive material layer identical materials (as: ITO) and design; Thus; The processing procedure of contact panel does not just exceed with the order of above-mentioned Fig. 2 B to Fig. 2 D, and actual first induction electrode 111, collets 113 and second induction electrode 112 of can forming earlier is formed at complete electrode layer 11 after the visible area A and non-visible area B of loam cake substrate 10, just forms conductive shielding layer 13 and connecting line 14 more in regular turn.
At last, form a passivation layer 15 on electrode layer 11, conductive shielding layer 13 and connecting line 14, avoid electrode layer 11, conductive shielding layer 13 and connecting line 14 to receive chemical action or physical action and damage.By this, affiliated technical field has common knowledge the knowledgeable can accomplish contact panel by the above-mentioned explanation that respectively forms the stage that discloses making.
In sum; The utility model is by the design of the inside structure, the process sequence that change contact panel and the screen layer of being arranged in pairs or groups; Need design contact panel to screen layer and electrode layer at same substrate; Because the utility model is on the loam cake substrate, to form electrode layer earlier; And then form conductive shielding layer again in non-visible area and be set in place on the segment electrode layer of non-visible area, and make electrode layer form earlier early than conductive shielding layer, let electrode layer be able to be formed on the same surface level position of loam cake substrate and do not have height fall; And also can avoid conductive shielding layer to produce volatile matter, and then influence the resistance and the transparency of electrode layer because of high temperature, the high pressure manufacturing process influence that receives electrode layer.By this, the utility model precision of being able to effectively to promote the production yield of contact panel and keeping touch-control sensing.
Though the utility model is narrated as above with reference to preferred embodiment and illustrative accompanying drawing, precisely because should not be regarded as restricted person.Be familiar with this art the content of its form and concrete example is made various modifications, omission and variation, all do not leave the scope that the claim of the utility model is advocated.
Claims (8)
1. a contact panel is characterized in that, comprising:
One loam cake substrate comprises a visible area and a non-visible area, and wherein this non-visible area is positioned at the neighboring area of this visible area;
One electrode layer is formed on this visible area and this non-visible area of this loam cake substrate;
One conductive shielding layer is formed at this non-visible area and is set in place on the segment electrode layer of this non-visible area; And
Many connecting lines are formed on this conductive shielding layer, and connect this electrode layer through the single shaft of this conductive shielding layer to the conducting incoming call.
2. contact panel as claimed in claim 1; It is characterized in that; This electrode layer further comprises first induction electrode of many edges one first axial array and second induction electrode of many edge one second axial array, and wherein these first induction electrodes and these second induction electrodes are insulated from each other.
3. contact panel as claimed in claim 2 is characterized in that, each these first induction electrode comprises a plurality of first conductive units and a plurality of first leads that are connected first axial adjacent two these first conductive units.
4. contact panel as claimed in claim 3; It is characterized in that; Each these second induction electrode comprises a plurality of second conductive units and a plurality of second leads that are connected second axial adjacent two these second conductive units, and these second leads form staggered with these first leads.
5. contact panel as claimed in claim 4 is characterized in that this electrode layer further comprises a plurality of collets, is arranged at respectively between staggered each these first lead and each these second lead.
6. contact panel as claimed in claim 1 is characterized in that, further comprises a passivation layer, is arranged on this electrode layer, this conductive shielding layer and these connecting lines.
7. contact panel as claimed in claim 1 is characterized in that, this conductive shielding layer is the conductive shielding layer with opaque material of equally distributed conducting particles.
8. contact panel as claimed in claim 1 is characterized in that, this conductive shielding layer is one by the formed conductive shielding layer of an anisotropic conductive.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205770071U CN202472599U (en) | 2011-12-24 | 2011-12-24 | Touch control panel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205770071U CN202472599U (en) | 2011-12-24 | 2011-12-24 | Touch control panel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202472599U true CN202472599U (en) | 2012-10-03 |
Family
ID=46920743
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205770071U Expired - Lifetime CN202472599U (en) | 2011-12-24 | 2011-12-24 | Touch control panel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202472599U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103176640A (en) * | 2011-12-24 | 2013-06-26 | 宸鸿科技(厦门)有限公司 | Touch panel and manufacturing method thereof |
| WO2014059824A1 (en) * | 2012-10-15 | 2014-04-24 | 宸鸿科技(厦门)有限公司 | Touch panel and manufacturing method thereof |
| CN108089752A (en) * | 2017-12-28 | 2018-05-29 | 信利半导体有限公司 | A kind of IPS types touch-control display module and display device |
-
2011
- 2011-12-24 CN CN2011205770071U patent/CN202472599U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103176640A (en) * | 2011-12-24 | 2013-06-26 | 宸鸿科技(厦门)有限公司 | Touch panel and manufacturing method thereof |
| WO2013091528A1 (en) * | 2011-12-24 | 2013-06-27 | 宸鸿科技(厦门)有限公司 | Touch control panel and manufacturing method thereof |
| CN103176640B (en) * | 2011-12-24 | 2016-05-25 | 宸鸿科技(厦门)有限公司 | Contact panel and manufacture method thereof |
| WO2014059824A1 (en) * | 2012-10-15 | 2014-04-24 | 宸鸿科技(厦门)有限公司 | Touch panel and manufacturing method thereof |
| CN108089752A (en) * | 2017-12-28 | 2018-05-29 | 信利半导体有限公司 | A kind of IPS types touch-control display module and display device |
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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: 20121003 |
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| CX01 | Expiry of patent term |