CN203773515U - Capacitive touch panel - Google Patents
Capacitive touch panel Download PDFInfo
- Publication number
- CN203773515U CN203773515U CN201320893265.XU CN201320893265U CN203773515U CN 203773515 U CN203773515 U CN 203773515U CN 201320893265 U CN201320893265 U CN 201320893265U CN 203773515 U CN203773515 U CN 203773515U
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- Prior art keywords
- functional layer
- touch
- layer
- induction electrode
- area
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- Expired - Lifetime
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- 230000006698 induction Effects 0.000 claims abstract description 60
- 239000000758 substrate Substances 0.000 claims abstract description 9
- 230000003287 optical effect Effects 0.000 claims abstract description 8
- 239000002346 layers by function Substances 0.000 claims description 76
- 239000010410 layer Substances 0.000 claims description 35
- 230000000694 effects Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- -1 ITO) Chemical compound 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000007747 plating Methods 0.000 description 3
- 230000004224 protection Effects 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- JAONJTDQXUSBGG-UHFFFAOYSA-N dialuminum;dizinc;oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[Al+3].[Al+3].[Zn+2].[Zn+2] JAONJTDQXUSBGG-UHFFFAOYSA-N 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 239000012774 insulation material Substances 0.000 description 2
- 239000012780 transparent material Substances 0.000 description 2
- YVTHLONGBIQYBO-UHFFFAOYSA-N zinc indium(3+) oxygen(2-) Chemical compound [O--].[Zn++].[In+3] YVTHLONGBIQYBO-UHFFFAOYSA-N 0.000 description 2
- TYHJXGDMRRJCRY-UHFFFAOYSA-N zinc indium(3+) oxygen(2-) tin(4+) Chemical compound [O-2].[Zn+2].[Sn+4].[In+3] TYHJXGDMRRJCRY-UHFFFAOYSA-N 0.000 description 2
- 229920002799 BoPET Polymers 0.000 description 1
- CSBHIHQQSASAFO-UHFFFAOYSA-N [Cd].[Sn] Chemical compound [Cd].[Sn] CSBHIHQQSASAFO-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- BEQNOZDXPONEMR-UHFFFAOYSA-N cadmium;oxotin Chemical compound [Cd].[Sn]=O BEQNOZDXPONEMR-UHFFFAOYSA-N 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 229910052681 coesite Inorganic materials 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 229910052906 cristobalite Inorganic materials 0.000 description 1
- AMGQUBHHOARCQH-UHFFFAOYSA-N indium;oxotin Chemical compound [In].[Sn]=O AMGQUBHHOARCQH-UHFFFAOYSA-N 0.000 description 1
- MRNHPUHPBOKKQT-UHFFFAOYSA-N indium;tin;hydrate Chemical compound O.[In].[Sn] MRNHPUHPBOKKQT-UHFFFAOYSA-N 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- XZWYZXLIPXDOLR-UHFFFAOYSA-N metformin Chemical compound CN(C)C(=N)NC(N)=N XZWYZXLIPXDOLR-UHFFFAOYSA-N 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 229910052682 stishovite Inorganic materials 0.000 description 1
- 238000010897 surface acoustic wave method Methods 0.000 description 1
- 229910052905 tridymite Inorganic materials 0.000 description 1
Landscapes
- Position Input By Displaying (AREA)
Abstract
The utility model discloses a capacitive touch panel. The capacitive touch panel comprises a substrate, a touch induction layer, a first function layer and a second function layer, wherein the substrate is provided with a first surface, the touch induction layer, the first function layer and the second function layer are sequentially formed on the first surface, the first surface at least comprises a first area, and the touch induction layer is formed on the first area; the first function layer is formed on the touch induction layer in the first area, and an electrode area in which the first function layer, the touch induction layer and the second function layer are formed in the first area and an electrodeless area in which only the first function layer and the second function layer are formed in the first area at least have the same or similar optical characteristics.
Description
Technical field
The application relates to technical field of flat panel display, relates in particular to a kind of capacitance type touch-control panel.
Background technology
Along with the development of electronic technology, the use of touch screen is more and more general.Various types of touch-screens constantly occur, comprise resistance-type, condenser type, infrared and surface acoustic wave touch screen.They obtain touch position coordinates by different modes.Wherein, capacitance type touch-control panel is the advantage such as multi-point touch, transmitance are high, long service life owing to having, and is widely used in mobile phone, player, e-book, net book, personal digital assistant, panel computer first-class.
The ITO electrode implementation of the multiple spot capacitance touch screen generally using on Vehicles Collected from Market mainly contains two-sided and one side and puts up a bridge two kinds.Two-sided ITO normally plates respectively ITO film plating layer on the two sides of insulating medium (as transparent glass substrate or transparent PET film), and on two ITO film plating layers, by etch processes, forms respectively induction electrode tandem and the drive electrode tandem of square crossing; One side is put up a bridge and is referred to that the mode by putting up a bridge connects the electrode that is formed at one of them direction of individual layer ITO film plating layer of insulating medium one side the electrode in another direction is connected, thus the electrode tandem on the both direction that formation transverse and longitudinal is intersected.
Yet, owing to forming the material of these electrode tandems, conventionally there is different refractive indexes from these insulating mediums, therefore, many strip electrodes of existing capacitive touch panels induction electrode tandem is easy to be observed by user, affects the appearance effect of capacitive touch panels.
Utility model content
In view of this, the application has proposed to have the capacitance type touch-control panel of good appearance effect.
A kind of capacitance type touch-control panel, it at least comprises one having the substrate of first surface, be formed at the first functional layer, touch-control sensing layer, the second functional layer on first surface successively, described first surface at least comprises first area, described the first functional layer covers on described first surface, and at least covers described first area; Described touch-control sensing layer is formed in described the first functional layer in described first area, described the second functional layer is covered on described touch-control sensing layer, and have electrode zone and the electrodeless region that is only formed with the first functional layer and the second functional layer that at least in first area, are formed with the first functional layer, touch-control sensing layer and the second functional layer have same or analogous optical characteristics.
In the capacitance type touch-control panel that the utility model provides, described touch-control sensing layer comprises many first induction electrode tandems and many second induction electrode tandems, described many first induction electrode tandems and many second induction electrode tandems define a plurality of gap areas in the first functional layer, described the second functional layer is at least formed in a plurality of described gap areas and on many described the first induction electrode tandems and many described the second induction electrode tandems, and the surface of contact of described the second functional layer and described the 3rd functional layer is the continuous plane that is parallel to first surface.
In the capacitance type touch-control panel that the utility model provides, the scope of the square resistance of described touch-control sensing layer is the every square of 30-150 ohm.
In the capacitance type touch-control panel that the utility model provides, the refractive index of described the first functional layer is less than the refractive index of described touch-control sensing layer, and the refractive index of described touch-control sensing layer is greater than the refractive index of described the second functional layer.
The capacitance type touch-control panel that the utility model provides also comprises one the 3rd functional layer, described the 3rd functional layer is formed in described the second functional layer, and described the 3rd projection of functional layer on described first surface overlaps with the projection of described the second functional layer on described first surface.
In the capacitance type touch-control panel that the application provides, by being arranged on touch-control sensing layer between the first functional layer and the second functional layer, make have electrode zone and the electrodeless region that is only formed with the first functional layer and the second functional layer that in first area, are formed with the first functional layer, touch-control sensing layer and the second functional layer there is same or analogous optical characteristics, so that many induction electrode tandems are difficult for being perceived by user, and then make capacitance type touch-control panel there is good appearance effect.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the application is described further, in accompanying drawing:
The schematic diagram of the capacitance type touch-control panel of the better embodiment that Fig. 1 provides for the application;
Fig. 2 is that panel construction shown in Fig. 1 is along a schematic cross-section of A-A ' direction.
Embodiment
Capacitance type touch-control panel for explanation the application provides, is described in detail below in conjunction with Figure of description and word.
Take capacitance touch screen as example, and please refer to Fig. 1 and Fig. 2, the schematic diagram of the capacitive touch screen panel 100 of the better embodiment that it provides for the application and described panel are along a schematic cross-section of A-A direction.Described capacitive touch screen panel 100 at least comprises a substrate 110, the first functional layer 150, touch-control sensing layer 130, the second functional layer 120 and the 3rd functional layer 121.
Described substrate 110 at least has first surface 111, and described substrate 110 comprises first area 111a and second area 111b, described first area 111a and second area 111b adjacency.In the present embodiment, described first area 111a is rectangle, and described second area 111b is straight-flanked ring, and it is around described first area 111a.In other embodiments, first surface can also be curved surface or irregular plane, and described first area 111a can also be circle, ellipse, polygon etc., and described second area 111b can also be annulus, elliptical ring, polygon ring, fan-shaped etc.The first surface 111 at place, first area described in present embodiment is a smooth plane, and described substrate 110 is made for transparent material, and this transparent material can be glass, can be also resin.
Described the first functional layer 150 is formed on described first surface 111, it at least covers described first area 111a, described the first functional layer by transparent insulation material for example SiO2 make, the thickness range of described the first functional layer is 200 dust-600 dusts, preferably, described thickness is 400 dusts.
Described touch-control sensing layer 130 is formed on described the first functional layer 150, described touch-control sensing layer 130 is arranged on the first functional layer 150 of 111a place, described first area, the scope of the square resistance of described touch-control sensing layer 130 is the every square of 30-150 ohm, preferably, described square resistance is 100 ohm of every squares.Described touch-control sensing layer 130 comprises many first induction electrode tandems 131 and many second induction electrode tandems 133.Described the first induction electrode tandem 131 comprises the first trunk 131a and a plurality of the first 131b of branch, described the first trunk 131a extends along a first direction, described a plurality of the first 131b of branch extends along a second direction, in the present embodiment, described first direction is vertical with second direction, but be not limited to this, can arrange according to actual demand.Described a plurality of first branch's 131b parallel interval is arranged at the same side of described the first trunk 131, and is connected with the first trunk 131a respectively.
Described the second induction electrode tandem 133 comprises the second trunk 133a and a plurality of the second 133b of branch, described the second trunk 133a also extends along described first direction, described a plurality of the second 133b of branch extends along described second direction, described a plurality of second branch's 133b parallel interval is arranged at described the second trunk 133a near a side of the first trunk 131a being adjacent, and described a plurality of the second 133b of branch is connected with described the second trunk 133a respectively.The second 133b of branch of described the second induction electrode tandem 133, between two first 131b of branch that are adjacent, and has identical spacing between described the second 133b of branch and adjacent two first 131b of branch.First branch's 131b quantity in described the first induction electrode tandem 131 is greater than the second 133b of branch quantity in the second induction electrode tandem 133, and described in each, the first induction electrode tandem 131 is corresponding with a plurality of the second induction electrode tandems 133, be that a plurality of the second 133b of branch in a plurality of the second induction electrode tandems 133 are corresponding with a plurality of the first 131b of branch in the first induction electrode tandem 131 described in respectively, and between described a plurality of the first 131b of branch and a plurality of the second 133b of branch, form mutually meshing; That is: a plurality of the first 131b of branch in the first induction electrode tandem 131 are positioned at the same side of the second trunk 133a of a plurality of the second induction electrode tandems 133 that are adjacent, and a plurality of second 133b of branch of the second induction electrode tandem 133 are positioned at the same side of the first induction electrode tandem 131 being adjacent.And parallel interval setting and there is identical spacing between the first trunk 131a of arbitrary neighborhood two first induction electrode tandems 131.
In other embodiments, the first induction electrode tandem and the second induction electrode tandem can also have other arrangement mode, rhombus bridging mode for example, k font bridging mode.
In the present embodiment, described the first induction electrode tandem 131 and the second induction electrode tandem 133 are made by transparent conductive material, for example, tin indium oxide (indium tin oxide, ITO), indium zinc oxide (indium zinc oxide, IZO), cadmium tin (cadmium tin oxide, CTO), aluminum zinc oxide (aluminum zinc oxide, AZO), indium oxide zinc-tin (indium tin zinc oxide, ITZO), but be not limited to this.And described the first induction electrode tandem 131 and the second induction electrode tandem 133 are positioned at same layer, and make in the lump in same processing procedure, and described the first induction electrode tandem 131 and the second induction electrode tandem 133 have identical optical property, and the sheet resistance scope of described the first induction electrode tandem 131 and the second induction electrode tandem 133 is the every square of 30-150 ohm.
Described the second functional layer 120 is formed on described touch-control sensing layer 130, preferably, described the second functional layer 120 is formed in the gap area that described many first induction electrode tandems 131 and many second induction electrode tandems 133 form on first area and on described many first induction electrode tandems 131 and many second induction electrode tandems 133.The projection of described the second functional layer 120 on described first surface 111 overlaps with the projection of described the first functional layer 150 on described first surface 111.Or the projection of described the second functional layer 120 covers described first surface 111, described the first functional layer 150 only covers described first area 111a; Or described the first functional layer 150 covers described first surface 111, and the projection of described the second functional layer 120 only covers described first area 111a.Have electrode zone and the electrodeless region that is only formed with the first functional layer 150 and the second functional layer 120 that in described first area, are formed with the first functional layer 150, touch-control sensing layer 130 and the second functional layer 120 have same or analogous optical characteristics.Described the second functional layer 120 is by transparent insulation material SiO for example
xn
ymake.
Described the 3rd functional layer 121 is formed on described the second functional layer 120, the projection of described the 3rd functional layer 121 on described first surface 111 overlaps with described the second projection of functional layer 120 on first surface 111, described the 3rd functional layer 121 is ASF film, it at least comprises optical cement and film, or described the 3rd functional layer 121 adopts same material to make with described touch-control sensing layer 130.In other embodiments, also can not use the 3rd functional layer.
Described capacitance type touch-control panel 100 also comprises periphery trace layer 140, and it is upper that described periphery trace layer 140 is arranged at described second area 111b, and in the present embodiment, described periphery trace layer 140 is positioned at a side of described first area 111a.Described periphery trace layer 140 comprises many first lead-in wires 141 and many second lead-in wires 143, described many first lead-in wires 141 comprise link and free end, its link is connected with the first trunk 131a of described many first induction electrode tandems 131 respectively, free end comes together on the second area 111b of described first area 111a mono-side, and the interval that is parallel to each other between free end arranges; Described many second lead-in wires 143 comprise link and free end, its link is connected with the second trunk 133a of many second induction electrode tandems 133 respectively, free end comes together on the second area 111b of described first area 111a mono-side, and the interval that is parallel to each other between free end arranges.It is upper that the free end of described many first lead-in wire 141 free ends and many second lead-in wires 143 is all positioned at the second area 111b of 111a the same side, described first area, and spaced and parallel setting between the free end of described many first lead-in wires 141 and many second 143 the free ends of going between.Described many first lead-in wires 141 and many second lead-in wires 143 all adopt transparent conductive material, in same processing procedure, make in the lump; Be: described many first lead-in wires 141 and many second lead-in wires 143 adopt the material identical with the second induction electrode tandem 133 with described the first induction electrode tandem 131, in same processing procedure, make in the lump comparative optimization.Between free ends between described many first lead-in wire 141 free ends, many second lead-in wires 143 and the free ends of many first lead-in wires 141 and the free end of many second lead-in wires 143 between second area 111b on be not coated with described the first functional layer 150 and the second functional layer 122.
In the capacitance type touch-control panel 100 that the application provides, by setting up the first functional layer 150 and the second functional layer 120, make to obtain similar optical characteristics between the gap area between the first induction electrode tandem 131 on panel, the second induction electrode tandem 133 and the first induction electrode tandem 131 and the second induction electrode tandem 133, thereby make the first induction electrode tandem 131 and the second induction electrode tandem 133 be difficult for being awared by user, and then make capacitance type touch-control panel 100 there is good appearance effect.
The better embodiment of the capacitance type touch-control panel providing for the application above; can not be interpreted as the restriction to the application's rights protection scope; those skilled in the art should know; do not departing under the prerequisite of the application's design; also can do multiple improvement or replacement; these all improvement or replacement all should be within the scope of the application's rights protections, and the application's rights protection scope should be as the criterion with claim.
Claims (5)
1. a capacitance type touch-control panel, it at least comprises one having the substrate of first surface, be formed at the first functional layer, touch-control sensing layer, the second functional layer on first surface successively, described first surface at least comprises first area, described the first functional layer covers on described first surface, and at least covers described first area; Described touch-control sensing layer is formed in described the first functional layer in described first area, described the second functional layer is covered on described touch-control sensing layer, and have electrode zone and the electrodeless region that is only formed with the first functional layer and the second functional layer that at least in first area, are formed with the first functional layer, touch-control sensing layer and the second functional layer have same or analogous optical characteristics.
2. capacitance type touch-control panel as claimed in claim 1, it is characterized in that, described touch-control sensing layer comprises many first induction electrode tandems and many second induction electrode tandems, described many first induction electrode tandems and many second induction electrode tandems define a plurality of gap areas in the first functional layer, and described the second functional layer is at least formed in a plurality of described gap areas and on many described the first induction electrode tandems and many described the second induction electrode tandems.
3. capacitance type touch-control panel as claimed in claim 1 or 2, is characterized in that, the scope of the square resistance of described touch-control sensing layer is the every square of 30-150 ohm.
4. capacitance type touch-control panel as claimed in claim 3, is characterized in that, the refractive index of described the first functional layer is less than the refractive index of described touch-control sensing layer, and the refractive index of described touch-control sensing layer is greater than the refractive index of described the second functional layer.
5. capacitance type touch-control panel as claimed in claim 4, it is characterized in that, also comprise one the 3rd functional layer, described the 3rd functional layer is formed in described the second functional layer, and described the 3rd projection of functional layer on described first surface overlaps with the projection of described the second functional layer on described first surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320893265.XU CN203773515U (en) | 2013-12-31 | 2013-12-31 | Capacitive touch panel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320893265.XU CN203773515U (en) | 2013-12-31 | 2013-12-31 | Capacitive touch panel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203773515U true CN203773515U (en) | 2014-08-13 |
Family
ID=51290680
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320893265.XU Expired - Lifetime CN203773515U (en) | 2013-12-31 | 2013-12-31 | Capacitive touch panel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203773515U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103777832A (en) * | 2014-01-10 | 2014-05-07 | 深圳莱宝高科技股份有限公司 | Capacitance-type touch control panel and manufacturing method thereof |
| CN105373268A (en) * | 2014-08-28 | 2016-03-02 | 深圳莱宝高科技股份有限公司 | Capacitive touch screen and manufacture method thereof |
-
2013
- 2013-12-31 CN CN201320893265.XU patent/CN203773515U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103777832A (en) * | 2014-01-10 | 2014-05-07 | 深圳莱宝高科技股份有限公司 | Capacitance-type touch control panel and manufacturing method thereof |
| CN105373268A (en) * | 2014-08-28 | 2016-03-02 | 深圳莱宝高科技股份有限公司 | Capacitive touch screen and manufacture method thereof |
| CN105373268B (en) * | 2014-08-28 | 2023-01-10 | 深圳莱宝高科技股份有限公司 | Capacitive touch screen and manufacturing method thereof |
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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: 20140813 |
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| CX01 | Expiry of patent term |