CN204515732U - Touch-screen and conducting film thereof - Google Patents
Touch-screen and conducting film thereof Download PDFInfo
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- CN204515732U CN204515732U CN201520191358.7U CN201520191358U CN204515732U CN 204515732 U CN204515732 U CN 204515732U CN 201520191358 U CN201520191358 U CN 201520191358U CN 204515732 U CN204515732 U CN 204515732U
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- electrode pattern
- conductive layer
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Abstract
A kind of conducting film comprises base material and the first conductive layer.Base material comprises the first surface and second surface that are oppositely arranged, first conductive layer is arranged at first surface, first conductive layer comprises multiple spaced first electrode pattern, first electrode pattern is latticed, each first electrode pattern extends along the first dimension direction in two-dimensional coordinate system, and multiple described first electrode pattern is spaced along the two-dimensional directional in two-dimensional coordinate system, first electrode pattern surrounds entirely or part surrounds insulating regions, insulating regions is provided with in latticed conductive grid, the Nodes fracture of the mesh lines of insulating regions, to ensure the mesh lines mutually insulated of insulating regions.When not increasing the length of the first electrode pattern, can increase the width of the first electrode pattern, the spacing therefore between adjacent two the first electrode patterns reduces, and therefore both can not increase the natural capacity of whole conductive layer, can reduce optical contrast again.A kind of touch-screen of this conducting film is provided simultaneously.
Description
Technical field
The utility model relates to technical field of touch control, particularly relates to a kind of touch-screen and conducting film thereof.
Background technology
Touch-screen is the inductive arrangement that can accept the input signals such as touch.Touch-screen imparts the brand-new looks of information interaction, is extremely attractive brand-new information interaction equipment.The development of touch screen technology causes the common concern of domestic and international information medium circle, has become the Chaoyang new high-tech industry that photovoltaic industry is a dark horse.
Key components in touch-screen comprise nesa coating.Nesa coating has satisfactory electrical conductivity, has the film material of higher light transmittance at visible light wave range.Therefore, it is widely used in contact panel, and in the field such as flat pannel display, photovoltaic device and electromagnetic screen, has the extremely wide market space at present.
Existing nesa coating is with ITO (Indium Tin Oxides, tin indium oxide) be formed on insulating substrate by the technique of vacuum coating, patterned etch, nesa coating is attached on transparent glass panel by adhesive layer again, thus forms touch-screen.But the price of indium is high and belong to scarce resource, cause ITO with high costs, and on insulating substrate, the technological process of whole plating ITO patterned etch again can waste a large amount of ITO, it will increase production cost undoubtedly greatly.Therefore, emerging at present wire netting lattice nesa coating is the following equivalent material of the ITO nesa coating be expected.
Due to metal grill itself non-transparent material, but by metal grid lines being arranged to micron order and following live width reaches visually-clear, therefore after conductive layer pattern, there is comparatively significantly optical contrast, and then affecting visual effect.
Utility model content
Based on this, be necessary for the problems referred to above, a kind of touch-screen and the conducting film thereof that can reduce optical contrast are provided.
A kind of conducting film, comprising:
Base material, comprises the first surface and second surface that are oppositely arranged;
First conductive layer, be arranged at the first surface of described base material, described first conductive layer comprises multiple spaced first electrode pattern, described first electrode pattern is latticed, each first electrode pattern extends along the first dimension direction in two-dimensional coordinate system, and multiple described first electrode pattern is spaced along the two-dimensional directional in two-dimensional coordinate system, described first electrode pattern surrounds entirely or part surrounds insulating regions, described insulating regions is provided with in latticed conductive grid, the Nodes fracture of the mesh lines of described insulating regions, to ensure the mesh lines mutually insulated of described insulating regions.
Wherein in an embodiment, the quantity of the insulating regions on each first electrode pattern is one, and this insulating regions is surrounded entirely by described first electrode pattern.
Wherein in an embodiment, the insulating regions on each first electrode pattern is multiple, and the area equation of each insulating regions, multiple described insulating regions is spaced.
Wherein in an embodiment, the two ends of each the first electrode pattern are respectively first end and the second end, and the insulating regions on each first electrode pattern is multiple, and the area of insulating regions reduces gradually along the direction near described first end and/or the second end.
Wherein in an embodiment, described first conductive layer is directly formed at described first surface; Or
Described first surface is formed with impression glue-line, and described impression glue-line offers groove, and the mesh lines of described first conductive layer is formed in described groove; Or
Described first surface offers groove, and the mesh lines of described first conductive layer is formed in described groove.
Wherein in an embodiment, also comprise the second conductive layer, described second conductive layer and described first conductive layer mutually insulated, described second conductive layer comprises multiple spaced second electrode pattern, described second electrode pattern is latticed, each second electrode pattern extends along the two-dimensional directional in two-dimensional coordinate system, and multiple described second electrode pattern is spaced along the first dimension direction in two-dimensional coordinate system, described second electrode pattern surrounds or semi-surrounding insulating regions entirely, described insulating regions is provided with in latticed conductive grid, the Nodes fracture of the mesh lines of described insulating regions, to ensure the mesh lines mutually insulated of described insulating regions.
Wherein in an embodiment, the grid of described first electrode pattern is right against the grid of the insulating regions of described second electrode pattern.
Wherein in an embodiment, described second conductive layer and described first conductive layer are positioned at the same side of described base material.
Wherein in an embodiment, described first conductive layer and described second conductive layer lay respectively at first surface and the second surface of described base material, and described second conductive layer is directly formed at the second surface of described base material; Or
Described second surface is formed with impression glue-line, and described impression glue-line offers groove, and the mesh lines of described second conductive layer is formed in described groove; Or
Described second surface offers groove, and the mesh lines of described second conductive layer is formed in described groove.
A kind of touch-screen, comprising:
Conducting film as described in above any one; And
Cover plate, is arranged on described conducting film.
Above-mentioned conducting film at least has the following advantages:
Each first electrode pattern surrounds entirely or part surrounds insulating regions, and insulating regions is provided with in latticed conductive grid, the Nodes fracture of the mesh lines of insulating regions, therefore the mesh lines of insulating regions is non-conductive, and the mesh lines of insulating regions can reduce the optical contrast of insulating regions and the first electrode pattern.In order to not increase the natural capacity of conductive layer in this case, therefore to ensure that the surface area of the first electrode pattern is a particular value, but surround by complete in the first electrode pattern or be partly surrounded by insulating regions, when not increasing the length of the first electrode pattern, the width of the first electrode pattern can be increased, therefore the spacing between adjacent two the first electrode patterns reduces, the spacing be decreased between adjacent two the first electrode patterns can reduce optical contrast, therefore both can not increase the natural capacity of whole conductive layer, can optical contrast be reduced again.
Above-mentioned touch-screen, because apply above-mentioned conducting film, therefore also has the advantages such as the optical contrast reducing insulating regions and the first electrode pattern.
Accompanying drawing explanation
Fig. 1 is the vertical view of the conducting film in the first embodiment;
Fig. 2 is the cut-open view along A-A line in Fig. 1;
Fig. 3 is the cut-open view along A-A line in Fig. 1 in another embodiment;
Fig. 4 is again the cut-open view along A-A line in Fig. 1 in an embodiment;
Fig. 5 is the vertical view of the conducting film in the second embodiment;
Fig. 6 is the vertical view of the conducting film in the 3rd embodiment;
Fig. 7 is the vertical view of the conducting film in the 4th embodiment;
Fig. 8 is the cut-open view along B-B line in Fig. 7 in an embodiment;
Fig. 9 is the cut-open view along B-B line in Fig. 7 in another embodiment.
Embodiment
For enabling above-mentioned purpose of the present utility model, feature and advantage become apparent more, are described in detail embodiment of the present utility model below in conjunction with accompanying drawing.Set forth a lot of detail in the following description so that fully understand the utility model.But the utility model can be much different from alternate manner described here to implement, those skilled in the art can when doing similar improvement without prejudice to when the utility model intension, and therefore the utility model is by the restriction of following public concrete enforcement.
Term as used herein " vertical ", " level ", "left", "right" and similar statement just for illustrative purposes, do not represent it is unique embodiment.
Unless otherwise defined, all technology used herein and scientific terminology are identical with belonging to the implication that those skilled in the art of the present utility model understand usually.The object of the term used in instructions of the present utility model herein just in order to describe specific embodiment, is not intended to be restriction the utility model.Term as used herein " and/or " comprise arbitrary and all combinations of one or more relevant Listed Items.
Touch-screen in one embodiment, comprises conducting film 100 and cover plate, and cover plate is arranged on conducting film 100.Cover plate is generally rectangular configuration, and the material of cover plate can be glass.Referring to Fig. 1 and Fig. 2, is the conducting film 100 in the first embodiment.Conducting film 100 comprises base material 110 and the first conductive layer 120.
Base material 110 is generally rectangular plate-like structure, and the material of base material 110 is isolation material.The second surface 110b that base material 110 comprises first surface 110a and is oppositely arranged with first surface 110a.
First conductive layer 120 is arranged at the first surface 110a of base material 110.Refer to Fig. 2, specific in present embodiment, the first conductive layer 120 is formed at first surface 110a by the mode of plated film after etching.First conductive layer 120 comprises multiple spaced first electrode pattern 121.First electrode pattern 121 is in latticed, and the grid of the first electrode pattern 121 can be the geometric configuration of rule, and the grid of the first electrode pattern 121 also can be irregular geometric configuration.Such as, the grid of the first electrode pattern 121 can be square, rectangle, hexagon or circle.Each first electrode pattern 121 extends along the first dimension direction in two-dimensional coordinate system, and multiple first electrode pattern 121 is spaced along the two-dimensional directional in two-dimensional coordinate system.The contour shape of the first electrode pattern 121 is specific to being strip in present embodiment.
Refer to Fig. 3, in other embodiments, first surface 210a is formed with impression glue-line 230, and impression glue-line 230 offers groove, and the mesh lines of the first conductive layer 220 is formed by the conductive material be filled in groove.Refer to Fig. 4, in other embodiments, first surface 310a offers groove, and the mesh lines of the first conductive layer 320 is formed in groove.
Specific in the first embodiment, first electrode pattern 121 surrounds entirely or part surrounds insulating regions 130, insulating regions 130 is provided with in latticed conductive grid, and the Nodes fracture of the mesh lines of insulating regions 130, to ensure the mesh lines mutually insulated of insulating regions 130.Specific in present embodiment, the quantity of the insulating regions 130 on each first electrode pattern 121 is one, and this insulating regions 130 is surrounded entirely by the first electrode pattern 121.
Above-mentioned touch-screen and conducting film 100 thereof at least have the following advantages:
Each first electrode pattern 121 surrounds entirely or part surrounds insulating regions 130, and insulating regions 130 is provided with in latticed conductive grid, the Nodes fracture of the mesh lines of insulating regions 130, therefore the mesh lines of insulating regions 130 is non-conductive, and the mesh lines of insulating regions 130 can reduce the optical contrast of insulating regions 130 and the first electrode pattern 121.In order to not increase the natural capacity of conductive layer in this case, therefore to ensure that the surface area of the first electrode pattern 121 is a particular value, but by entirely surrounding at the first electrode pattern 121 or part encirclement insulating regions 130, when not increasing the length of the first electrode pattern 121, the width of the first electrode pattern 121 can be increased, therefore the spacing between adjacent two the first electrode patterns 121 reduces, the spacing be decreased between adjacent two the first electrode patterns 121 can reduce optical contrast, therefore the natural capacity of whole conductive layer can not both be increased, optical contrast can be reduced again.
Refer to Fig. 5, in this second embodiment, the insulating regions 130 on each first electrode pattern 121 is multiple, and the area equation of each insulating regions 130, multiple insulating regions 130 is spaced setting.Such as, the first dimension direction in two-dimensional coordinate system and two-dimensional directional are provided with at least two insulating regions 130.
Refer to Fig. 6, in the third embodiment, the two ends of each the first electrode pattern 121 are respectively first end 121a and the second end 121b.Insulating regions 130 on each first electrode pattern 121 is multiple, and the area of insulating regions 130 reduces gradually along the direction near first end 121a.Certainly, in other embodiments, the area of insulating regions 130 also can reduce along the direction near the second end 121b gradually.
Referring to Fig. 7, is the vertical view of conducting film 400, and in the 4th embodiment, the two ends of each the first electrode pattern 421 are respectively first end 421a and the second end 421b.The insulating regions 440 of each the first electrode pattern 421 is multiple, and the area of insulating regions 440 reduces gradually along the direction near first end 421a and the second end 421b.
See also Fig. 7 and Fig. 8, in the 4th embodiment, conducting film 400 comprises base material 410, first conductive layer 420 and the second conductive layer 430.Mutually insulated between first conductive layer 420 and the second conductive layer 430.Base material 410 is generally rectangular plate-like structure, and the material of base material 410 is isolation material.The second surface 410b that base material 410 comprises first surface 410a and is oppositely arranged with first surface 410a.
Specific in present embodiment, the first conductive layer 420 and the second conductive layer 430 are arranged at first surface 410a and second surface 410b respectively.First be coated with impression glue respectively at first surface 410a and second surface 410b and form impression glue-line 450, then offer groove on impression glue-line 450 surface, then filled conductive material forms the first conductive layer 420 and the second conductive layer 430 respectively in groove.
First conductive layer 420 comprises multiple spaced first electrode pattern 421.First electrode pattern 421 is in latticed, and the grid of the first electrode pattern 421 can be the geometric configuration of rule, also can be irregular geometric configuration.Such as, the grid of the first electrode pattern 421 can be square, rectangle, hexagon or circle; Certainly, also can be irregular geometric configuration.Each first electrode pattern 421 extends along the first dimension direction in two-dimensional coordinate system, and multiple first electrode pattern 421 is spaced along the two-dimensional directional in two-dimensional coordinate system.The contour shape of the first electrode pattern 421 is specific to being strip in present embodiment.
Second conductive layer 430 comprises multiple spaced second electrode pattern (not shown).Second electrode pattern is latticed, and the grid of the second electrode pattern can be the geometric configuration of rule, also can be irregular geometric configuration.Such as, the grid of the second electrode pattern can be square, rectangle, hexagon or circle; Certainly, also can be irregular geometric configuration.Each second electrode pattern extends along the two-dimensional directional in two-dimensional coordinate system, and multiple second electrode pattern is spaced along the first dimension direction in two-dimensional coordinate system.The contour shape of the second electrode pattern is specific to being strip in present embodiment.
First electrode pattern 421 surrounds or semi-surrounding insulating regions 440 entirely, and insulating regions 440 is provided with in latticed conductive grid, and the Nodes fracture of the mesh lines of insulating regions 440, to ensure the mesh lines mutually insulated of insulating regions 440.Second electrode pattern (not shown) is surrounded or semi-surrounding insulating regions 440 entirely, insulating regions 440 is provided with in latticed conductive grid, the Nodes fracture of the mesh lines of insulating regions 440, to ensure the mesh lines mutually insulated of insulating regions 440.The grid of the first electrode pattern 421 is right against the grid of the insulating regions 440 of the second electrode pattern.The insulating regions 430 of the first electrode pattern 421 and the second electrode pattern with reference to Fig. 1, Fig. 5, Fig. 6 or Fig. 7, can repeat no more here.
Certainly, in other embodiments, the first conductive layer 420 and the second conductive layer 430 all can be formed at first surface 410a and second surface 410b by the mode directly formed respectively.Such as, the first conductive layer 420 and the second conductive layer 430 are all formed at first surface 410a and second surface 410b by the mode of plated film after etching.Certainly, also can pass through to offer groove respectively at first surface 410a and second surface 410b, then filled conductive material forms the first conductive layer 420 and the second conductive layer 430 in groove.
Refer to Fig. 9, the first conductive layer 420 and the second conductive layer 430 are positioned at the same side of base material 410.Particularly, the first conductive layer 420 is arranged at first surface 410a by impression glue-line 450, and the second conductive layer 430 is arranged at the first conductive layer 420 surface, to ensure the first conductive layer 420 and the second conductive layer 430 mutually insulated by impression glue-line 450.Certainly, the first conductive layer 420 also directly can be arranged at the first surface 410a of base material 410.
The above embodiment only have expressed several embodiment of the present utility model, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the utility model the scope of the claims.It should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection domain of the present utility model.Therefore, the protection domain of the utility model patent should be as the criterion with claims.
Claims (10)
1. a conducting film, is characterized in that, comprising:
Base material, comprises the first surface and second surface that are oppositely arranged;
First conductive layer, be arranged at the first surface of described base material, described first conductive layer comprises multiple spaced first electrode pattern, described first electrode pattern is latticed, each first electrode pattern extends along the first dimension direction in two-dimensional coordinate system, and multiple described first electrode pattern is spaced along the two-dimensional directional in two-dimensional coordinate system, described first electrode pattern surrounds entirely or part surrounds insulating regions, described insulating regions is provided with in latticed conductive grid, the Nodes fracture of the mesh lines of described insulating regions, to ensure the mesh lines mutually insulated of described insulating regions.
2. conducting film according to claim 1, is characterized in that, the quantity of the insulating regions on each first electrode pattern is one, and this insulating regions is surrounded entirely by described first electrode pattern.
3. conducting film according to claim 1, is characterized in that, the insulating regions on each first electrode pattern is multiple, and the area equation of each insulating regions, multiple described insulating regions is spaced.
4. conducting film according to claim 1, it is characterized in that, the two ends of each the first electrode pattern are respectively first end and the second end, and the insulating regions on each first electrode pattern is multiple, and the area of insulating regions reduces gradually along the direction near described first end and/or the second end.
5. conducting film according to claim 1, is characterized in that, described first conductive layer is directly formed at described first surface; Or
Described first surface is formed with impression glue-line, and described impression glue-line offers groove, and the mesh lines of described first conductive layer is formed in described groove; Or
Described first surface offers groove, and the mesh lines of described first conductive layer is formed in described groove.
6. conducting film as claimed in any of claims 1 to 5, it is characterized in that, also comprise the second conductive layer, described second conductive layer and described first conductive layer mutually insulated, described second conductive layer comprises multiple spaced second electrode pattern, described second electrode pattern is latticed, each second electrode pattern extends along the two-dimensional directional in two-dimensional coordinate system, and multiple described second electrode pattern is spaced along the first dimension direction in two-dimensional coordinate system, described second electrode pattern surrounds or semi-surrounding insulating regions entirely, described insulating regions is provided with in latticed conductive grid, the Nodes fracture of the mesh lines of described insulating regions, to ensure the mesh lines mutually insulated of described insulating regions.
7. conducting film according to claim 6, is characterized in that, the grid of described first electrode pattern is right against the grid of the insulating regions of described second electrode pattern.
8. conducting film according to claim 6, is characterized in that, described second conductive layer and described first conductive layer are positioned at the same side of described base material.
9. conducting film according to claim 6, is characterized in that, described first conductive layer and described second conductive layer lay respectively at first surface and the second surface of described base material, and described second conductive layer is directly formed at the second surface of described base material; Or
Described second surface is formed with impression glue-line, and described impression glue-line offers groove, and the mesh lines of described second conductive layer is formed in described groove; Or
Described second surface offers groove, and the mesh lines of described second conductive layer is formed in described groove.
10. a touch-screen, is characterized in that, comprising:
Conducting film as in one of claimed in any of claims 1 to 9; And
Cover plate, is arranged on described conducting film.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520191358.7U CN204515732U (en) | 2015-03-31 | 2015-03-31 | Touch-screen and conducting film thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520191358.7U CN204515732U (en) | 2015-03-31 | 2015-03-31 | Touch-screen and conducting film thereof |
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| Publication Number | Publication Date |
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| CN204515732U true CN204515732U (en) | 2015-07-29 |
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| CN201520191358.7U Expired - Fee Related CN204515732U (en) | 2015-03-31 | 2015-03-31 | Touch-screen and conducting film thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106155380A (en) * | 2015-03-31 | 2016-11-23 | 深圳欧菲光科技股份有限公司 | Touch screen and conducting film thereof |
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- 2015-03-31 CN CN201520191358.7U patent/CN204515732U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106155380A (en) * | 2015-03-31 | 2016-11-23 | 深圳欧菲光科技股份有限公司 | Touch screen and conducting film thereof |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150729 Termination date: 20190331 |