CN203720819U - Capacitive touch panel - Google Patents
Capacitive touch panel Download PDFInfo
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- CN203720819U CN203720819U CN201420014986.3U CN201420014986U CN203720819U CN 203720819 U CN203720819 U CN 203720819U CN 201420014986 U CN201420014986 U CN 201420014986U CN 203720819 U CN203720819 U CN 203720819U
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- Prior art keywords
- functional layer
- touch
- layer
- induction electrode
- area
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- 239000002346 layers by function Substances 0.000 claims abstract description 75
- 239000010410 layer Substances 0.000 claims abstract description 44
- 230000003287 optical effect Effects 0.000 claims abstract description 14
- 239000000758 substrate Substances 0.000 claims abstract description 9
- 230000006698 induction Effects 0.000 claims description 54
- 230000000694 effects Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 4
- -1 ITO) Chemical compound 0.000 description 3
- 238000007747 plating Methods 0.000 description 3
- 230000004224 protection Effects 0.000 description 3
- 239000004568 cement Substances 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
- 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
- 238000010276 construction Methods 0.000 description 1
- 239000006059 cover glass Substances 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
- 230000001939 inductive effect Effects 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 238000010897 surface acoustic wave method Methods 0.000 description 1
Landscapes
- Position Input By Displaying (AREA)
Abstract
The utility model relates to the technical field of panel display, in particular to a capacitive touch panel. The capacitive touch panel comprises, at least, a substrate provided with a first surface, a touch sensing layer and a first functional layer, wherein the touch sensing layer and the first functional layer are sequentially formed on the first surface, the first surface comprises, at least, first region, and the touch sensing layer is formed in the first region. The first functional layer is formed on the touch sensing layer formed in the first region, and an electrode region provided with the first functional layer and the touch sensing layer formed in the first region at least and an electrode-free region only provided with the first functional layer have the same or similar optical properties.
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 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 clear PET film), and on two ITO film plating layers, forms respectively induction electrode tandem and the drive electrode tandem of square crossing by etch processes; One side bridging refers to that the mode by putting up a bridge will be formed at the electrode connection of insulating medium one of them direction of individual layer ITO film plating layer simultaneously and the electrode in another direction is connected, thus the electrode tandem on the both direction that formation transverse and longitudinal is intersected.
But, because the material that forms these electrode tandems has different refractive indexes from these insulating mediums conventionally, therefore, many strip electrodes induction electrode tandem of existing capacitive touch panels is easy to be observed by user, affects the appearance effect of capacitive touch panels.
Utility model content
In order to address the above problem, it is simple that the application has proposed a kind of technique, and have the capacitance type touch-control panel of good appearance effect.
A kind of capacitance type touch-control panel, it at least comprises having the substrate of first surface, be formed at successively touch-control sensing layer, the first functional layer on first surface, and this first surface at least comprises first area, and described touch-control sensing layer is formed on described first area; Described the first functional layer is formed on the described touch-control sensing layer in described first area, and have electrode zone and the electrodeless region that is only formed with the first functional layer that at least in first area, are formed with the first functional layer and touch-control sensing layer have same or analogous optical characteristics.
In the described 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 are formed with gap area on first area, described the first functional layer is at least formed in described gap area and on described many first induction electrode tandems and many second induction electrode tandems, and the surface of contact of described the first functional layer and described the second functional layer is the continuous plane that is parallel to first surface.
In the described 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 described 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.
In the described capacitance type touch-control panel that the utility model provides, also comprise one second functional layer being formed in described the first functional layer, the projection of described the second functional layer on described first surface overlaps with the projection of described the first functional layer on described first surface.
In the described capacitance type touch-control panel that the utility model provides, have electrode zone and the electrodeless region that is only formed with described the first functional layer, the second functional layer that in described first area, are formed with described 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 application provides, by set up the first functional layer and the second functional layer on touch-control sensing layer, make have electrode zone and the electrodeless region that is only formed with the first functional layer, the second functional layer that 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.
Brief description of the drawings
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 preferred embodiments that Fig. 1 provides for the application;
Fig. 2 is the schematic cross-section of panel construction shown in Fig. 1 along A-A ' direction.
Embodiment
For the capacitance type touch-control panel that explanation the application provides, be described in detail below in conjunction with Figure of description and word.
Taking capacitance touch screen as example, please refer to Fig. 1 and Fig. 2, the schematic diagram of the capacitive touch screen panel 100 of its preferred embodiments providing for the application and described panel are along a schematic cross-section of A-A direction.
Capacitance type touch-control panel 100 comprises the substrate 110 with first surface 111, and this first surface is a smooth plane, and it 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, 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.Described substrate 110 is made for transparent material, and this transparent material can be glass, can be also resin.
Described capacitance type touch-control panel 100 also comprises the touch-control sensing layer 130 and the periphery trace layer 140 that are arranged on described substrate 110.Described touch-control sensing layer 130 is arranged on described first area 111a, and described periphery trace layer 140 is arranged on described second area 111b.The scope of the square resistance of described touch-control sensing layer 130 is the every square of 30-150 ohm, and preferred, 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 multiple the first 131b of branch, described the first trunk 131a extends along a first direction 16, described multiple the first 131b of branch extends along a second direction 15, in the present embodiment, described first direction 16 is vertical with second direction 15, but be not limited to this, can arrange according to actual demand.Described multiple 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 multiple the second 133b of branch, described the second trunk 133a also extends along described first direction 16, described multiple the second 133b of branch extends along described second direction 15, described multiple second branch's 133b parallel interval is arranged at the side of described the second trunk 133a near the first trunk 131a being adjacent, and described multiple 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 multiple the second induction electrode tandems 133, be that multiple the second 133b of branch in multiple the second induction electrode tandems 133 are corresponding with multiple the first 131b of branch in the first induction electrode tandem 131 described in respectively, and between described multiple the first 131b of branch and multiple the second 133b of branch, form mutually meshing; That is: multiple the first 131b of branch in the first induction electrode tandem 131 are positioned at the same side of the second trunk 133a of multiple the second induction electrode tandems 133 that are adjacent, and multiple 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, for example rhombus bridging mode, 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,, but be not limited to this ITZO).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 capacitance type touch-control panel also comprises the first functional layer 120 being arranged on electric shock inductive layer 130, and described many first induction electrode tandems 131 are formed with gap area with many second induction electrode tandems 133 on first area.Preferably, described the first functional layer 120 is formed in described gap area and on described many first induction electrode tandems 131 and many second induction electrode tandems 133.Have electrode zone and the electrodeless region that is only formed with the first functional layer 120 that in described first area, are formed with described the first functional layer 120 and touch-control sensing layer 130 have same or analogous optical characteristics.
Described capacitance type touch-control panel also comprises the second functional layer 121, and described the first functional layer 120 is the continuous plane that is parallel to first surface 111 with the surface of contact of described the second functional layer 121.The projection of described the second functional layer 121 on described first surface 111 overlaps with the projection of described the first functional layer 120 on described first surface 111.Or the projection of described the second functional layer 121 covers described first surface 111, described the first functional layer 120 only covers described first area 111a; Or described the first functional layer 120 covers described first surface 111, and the projection of described the second functional layer 121 only covers described first area 111a.Described the second functional layer 120 can be ASF film, and it at least comprises optical cement and film, or described the second functional layer 121 adopts same material to make with described touch-control sensing layer 130.Have electrode zone and the electrodeless region that is only formed with the first functional layer 120 and the second functional layer 120 that in described first area, are formed with described the first functional layer 120, touch-control sensing layer 130 and the second functional layer 120 have same or analogous optical characteristics.
In another embodiment, the refractive index of described the first functional layer 120 is less than the refractive index of described touch-control sensing layer 130, and the ranges of indices of refraction of described the first functional layer 120 is 1.6-2.2, and preferred, described refractive index is 2.0; Described the second functional layer 121 is ASF film, its material at least comprises optical cement and thin layer, described the second functional layer 121 is similar with the optical property of the second induction electrode tandem 133 to described the first induction electrode tandem 131 to the optical property of the first functional layer 120, makes on the one hand so that many induction electrode tandems are difficult for being perceived by user; On the other hand, can prevent from dispersing and hurting sb.'s feelings after substrate breakage, play the effect of cover glass substrate.
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; Preferably: 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.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 120 and the second functional layer 122.
In the capacitance type touch-control panel that the application provides, by setting up the first functional layer and the second functional layer, make have electrode zone and the region that is only formed with the first functional layer and the second functional layer that on panel, are formed with the first functional layer, touch control electrode layer and the second functional layer there is same or analogous optical characteristics, thereby make the first induction electrode tandem and the second induction electrode tandem be difficult for being awared by user, and then make capacitance type touch-control panel there is good appearance effect.
The preferred embodiments 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 (6)
1. a capacitance type touch-control panel, it at least comprises having the substrate of first surface, be formed at successively touch-control sensing layer, the first functional layer on first surface, and this first surface at least comprises first area, and described touch-control sensing layer is formed on described first area; Described the first functional layer is formed on the described touch-control sensing layer in described first area, and have electrode zone and the electrodeless region that is only formed with the first functional layer that at least in first area, are formed with the first functional layer and touch-control sensing 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 are formed with gap area on first area, described the first functional layer is at least formed in described gap area and on described many first induction electrode tandems and many second induction electrode tandems, and the surface of contact of described the first functional layer and described the second functional layer is the continuous plane that is parallel to first surface.
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.
5. capacitance type touch-control panel as claimed in claim 4, it is characterized in that, also comprise one second functional layer being formed in described the first functional layer, the projection of described the second functional layer on described first surface overlaps with the projection of described the first functional layer on described first surface.
6. capacitance type touch-control panel as claimed in claim 5, it is characterized in that, have electrode zone and the electrodeless region that is only formed with described the first functional layer, the second functional layer that in described first area, are formed with described the first functional layer, touch-control sensing layer and the second functional layer have same or analogous optical characteristics.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420014986.3U CN203720819U (en) | 2014-01-10 | 2014-01-10 | Capacitive touch panel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420014986.3U CN203720819U (en) | 2014-01-10 | 2014-01-10 | Capacitive touch panel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203720819U true CN203720819U (en) | 2014-07-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420014986.3U Expired - Lifetime CN203720819U (en) | 2014-01-10 | 2014-01-10 | Capacitive touch panel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203720819U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103777831A (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 |
-
2014
- 2014-01-10 CN CN201420014986.3U patent/CN203720819U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103777831A (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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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140716 |
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| CX01 | Expiry of patent term |