CN203720817U - Capacitive touch panel - Google Patents
Capacitive touch panel Download PDFInfo
- Publication number
- CN203720817U CN203720817U CN201320884887.6U CN201320884887U CN203720817U CN 203720817 U CN203720817 U CN 203720817U CN 201320884887 U CN201320884887 U CN 201320884887U CN 203720817 U CN203720817 U CN 203720817U
- Authority
- CN
- China
- Prior art keywords
- functional layer
- touch
- layer
- induction electrode
- many
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 230000003287 optical effect Effects 0.000 claims abstract description 15
- 239000000758 substrate Substances 0.000 claims abstract description 12
- 239000002346 layers by function Substances 0.000 claims description 85
- 230000006698 induction Effects 0.000 claims description 59
- 239000010410 layer Substances 0.000 claims description 42
- 239000000463 material Substances 0.000 claims description 7
- 230000000694 effects Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 4
- 239000011521 glass Substances 0.000 description 3
- 238000007747 plating Methods 0.000 description 3
- 230000004224 protection Effects 0.000 description 3
- 229920002799 BoPET Polymers 0.000 description 2
- -1 ITO) Chemical compound 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 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
- 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
- CSBHIHQQSASAFO-UHFFFAOYSA-N [Cd].[Sn] Chemical compound [Cd].[Sn] CSBHIHQQSASAFO-UHFFFAOYSA-N 0.000 description 1
- BEQNOZDXPONEMR-UHFFFAOYSA-N cadmium;oxotin Chemical compound [Cd].[Sn]=O BEQNOZDXPONEMR-UHFFFAOYSA-N 0.000 description 1
- 230000000052 comparative effect Effects 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
- 239000011810 insulating material Substances 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
- 238000010897 surface acoustic wave method Methods 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 sensing layer, a first function layer and a second function layer, wherein the substrate is provided with a first surface; the touch sensing layer, the first function layer and the second function layer are formed on the first surface in sequence; the first surface at least comprises a first area; the touch sensing layer is formed on the first surface and at least covers the first area; the first function layer is formed at the position, inside the first area, of the touch sensing layer; the areas, where the first function layer, the second function layer and the touch sensing layer are formed, in the first area and the area where only the touch sensing layer is formed at least have the same or similar optical property.
Description
Technical field
The utility model 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 on mobile phone, player, e-book, net book, personal digital assistant, panel computer.
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; The one side formation individual layer ITO film plating layer that one side bridging refers at insulating medium, and by the mode of putting up a bridge, the electrode of one of them direction is connected, and by the electrode connection in another direction, thereby 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 the material of 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 view of this, the utility model proposes a kind of capacitance type touch-control panel with good appearance effect.
According to first aspect of the present utility model, a kind of panel construction has been proposed, comprise and there is the substrate of first surface, be formed at successively touch-control sensing layer, the first functional layer and the second functional layer on first surface, described first surface at least comprises a first area, described touch-control sensing layer is formed on described first surface, and at least covers described first area; Described the first functional layer is covered on described touch-control sensing layer, described the second functional layer is formed in described the first functional layer, and at least in first area, is formed with the region of the first functional layer, the second functional layer and touch-control sensing layer and has same or analogous optical characteristics with the region that is only formed with touch-control sensing layer.
In described contact panel of the present utility model, described touch-control sensing layer comprises many first induction electrode tandems and many second induction electrode tandems, many described the first induction electrode tandems and many second induction electrode tandems define multiple gap areas on first surface, described the first functional layer is at least formed in multiple described gap areas and on many described the 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 described contact panel of the present utility model, the refractive index of described the first functional layer is less than the refractive index of described touch-control sensing layer, and is greater than the refractive index of described the second functional layer, and the scope of the square resistance of described touch-control sensing layer is the every square of 30-150 ohm.
In described contact panel of the present utility model, 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 described contact panel of the present utility model, the ranges of indices of refraction of described the first functional layer is 1.6-2.0, and thickness range is 0.05um-0.4um.
In described contact panel of the present utility model, the ranges of indices of refraction of described the second functional layer is 1.20-1.55, and thickness range is 1um-3um.
In described contact panel of the present utility model, described capacitance type touch-control panel also comprises the 3rd functional layer being arranged on the second functional layer, 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, described the 3rd functional layer has the optical characteristics identical with described touch-control sensing layer, or described the 3rd functional layer and described touch-control sensing layer adopt same material to make.
In the capacitance type touch-control panel that the utility model provides, by setting up the first functional layer and the second functional layer, make between many induction electrode tandems on capacitance type touch-control panel, obtain similar optical characteristics between many induction electrode tandems and substrate, 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 utility model is described in further detail, in accompanying drawing:
The schematic diagram of the capacitance type touch-control panel of the preferred embodiments that Fig. 1 provides for the utility model;
Fig. 2 is the schematic cross-section of the capacitance type touch-control panel shown in Fig. 1 along A-A ' direction.
Embodiment
For the capacitance type touch-control panel that explanation the utility model provides, be described in detail below in conjunction with Figure of description and explanatory note.
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 utility model and described panel are along a schematic cross-section of A-A direction.
Described 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, its in abutting connection with and around described first area 111a.In other embodiments, described first area 111a can also be circle, ellipse, polygon etc., and corresponding described second area 111b can also be annulus, elliptical ring, polygon ring etc.Described substrate 110 is made for transparent material, and described 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 surface, and at least covers described first area 111a, and described periphery trace layer 140 is arranged on described second surface, and covers described second area 111b.
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 first direction 16, multiple described the first 131b of branch extend along second direction 15, in the present embodiment, described first direction 16 is vertical with second direction 15, but be not limited to this, can extend according to actual demand.Multiple described first branch's 131b parallel interval are arranged at the same side of described the first trunk 131a, and are 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, multiple described the second 133b of branch extend along described second direction 15, multiple described second branch's 133b parallel interval are arranged at the same side of described the second trunk 133a, and multiple described the second 133b of branch is connected with described the second trunk 133a respectively.Each 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 described the second induction electrode tandem 133, and described in each, the first induction electrode tandem 131 is corresponding with multiple described the second induction electrode tandems 133, be that multiple described the second 133b of branch in multiple the second induction electrode tandems 133 is corresponding with multiple the first 131b of branch in the first induction electrode tandem 131 described in respectively, and mutually meshing between multiple described the first 131b of branch and multiple described the second 133b of branch; 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.
The scope of the square resistance of described touch-control sensing layer 130 is the every side in A-80 Europe.
Described the first induction electrode tandem and described the second induction electrode tandem can also have other arrangement mode, for example rhombus bridging mode, k font bridging mode.
In the present embodiment, multiple described the first induction electrode tandems 131 are made by transparent conductive material with multiple the second induction electrode tandems 133, 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, or indium oxide zinc-tin (indium tin zinc oxide AZO),, 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, described the first induction electrode tandem 131 and the second induction electrode tandem 133 have identical optical property.Many described the first induction electrode tandem 131 defines multiple gap areas with many described the second induction electrode tandems 133 on first surface.
Described capacitance type touch-control panel also comprises the first functional layer 120 and the second functional layer 121 that are successively set on electric shock inductive layer 130.Described the first functional layer 120 is formed in multiple described gap areas and on many described the first induction electrode tandems 131 and many second induction electrode tandems 133, 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.Described the first functional layer 120 and the second functional layer 121 employings are made with the insulating material that described the first induction electrode tandem 131, the second induction electrode tandem 133 have same or similar optical property, make described the first functional layer 120, the second functional layer 121 have same or analogous optical characteristics with described touch-control sensing layer 130.
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.
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 be greater than the refractive index of described the second functional layer 121, the ranges of indices of refraction of described the first functional layer 120 is 1.6-2.0, be preferably 1.66, thickness D1 is 0.05um-0.4um, is preferably 0.1um-0.2um, and thickness D1 is herein the first functional layer 120 height of touch control electrode layer 130 described in distance on the thickness direction of described substrate 110; The ranges of indices of refraction of described the second functional layer 121 is 1.20-1.55, be preferably 1.5, thickness D2 is 1um-3um, is preferably 1um-2um, and thickness D2 is herein the second functional layer 121 height of the first functional layer 120 described in distance on the thickness direction of described substrate 110; Described the first functional layer 120 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 second functional layer 121, and described the first functional layer 120 and the second functional layer 121 all can adopt optical cement to make.
Described capacitance type touch-control panel also comprises the 3rd functional layer 122 being arranged on the second functional layer 121, described the 3rd projection of functional layer 122 on described first surface overlaps with described the second projection of functional layer 121 on described first surface, or the projection of described the 3rd functional layer 122 on described first surface 111 covers described first area 111a.Described the 3rd functional layer 122 has the optical characteristics identical with described touch-control sensing layer, and in present embodiment, described the 3rd functional layer 122 can be ASF film, and its material at least comprises OCA optical cement and film (for example PET film).The effect of described the 3rd functional layer 122 is cover glass substrates, prevents from dispersing and hurting sb.'s feelings after breaking glass panel.In another embodiment, the 3rd functional layer can be common electrode layer, and itself and touch-control sensing layer adopt same material to make, and its effect is to mask the signal of the display panel fitting with capacitance type touch-control panel to disturb.
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, many described the first lead-in wire 141 comprises the first link and the first free end, its first link is connected with the first trunk 131a of many described the first induction electrode tandems 131 respectively, the first 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 the first free end arranges; Many described the second lead-in wire 143 comprises the second link and the second free end, its second link is connected with the second trunk 133a of many second induction electrode tandems 133 respectively, the second 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 the second free end arranges.It is upper that the second free end of many described first lead-in wire the first free ends of 141 and many second lead-in wires 143 is all positioned at the second area 111b of 111a the same side, described first area, and parallel interval setting between the first free end of many described the first lead-in wires 141 and many second 143 the second free ends of going between.Many described the 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: many described the first lead-in wires 141 and many described the 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 the second free ends between many described first lead-in wire the first free ends of 141, many described the second lead-in wires 143 and the first free ends of many first lead-in wires 141 and the second 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 100 that the utility model provides, by setting up the first functional layer 120 and the second functional layer 121, 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.
It should be noted that, for clarity, in Figure of description, exaggerated the thickness in layer, film, panel, region etc.Also it should be noted that when element be known as " " another element " on " time, this element can be directly on described another element, or also can have one or more intermediary element.
The preferred embodiments of the capacitance type touch-control panel providing for the utility model above; can not be interpreted as the restriction to the utility model rights protection scope; those skilled in the art should know; without departing from the concept of the premise utility; also can do multiple improvement or replacement; these all improvement or replacement all should be within the scope of rights protections of the present utility model, and rights protection scope of the present utility model should be as the criterion with claim.
Claims (8)
1. a capacitance type touch-control panel, it is characterized in that, comprise and there is the substrate of first surface, be formed at successively touch-control sensing layer, the first functional layer and the second functional layer on first surface, described first surface at least comprises a first area, described touch-control sensing layer is formed on described first surface, and at least covers described first area; Described the first functional layer is covered on described touch-control sensing layer, described the second functional layer is formed in described the first functional layer, and the region that is at least formed with the first functional layer, the second functional layer and touch-control sensing layer in first area has identical optical characteristics with the region that is only formed with touch-control sensing layer.
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, many described the first induction electrode tandems and many described the second induction electrode tandems define multiple gap areas on first surface, described the first functional layer is at least formed in multiple described gap areas and on many described the first induction electrode tandems and many described the second induction electrode tandems, 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 refractive index of described the first functional layer is less than the refractive index of described touch-control sensing layer, and is greater than the refractive index of described the second functional layer.
4. capacitance type touch-control panel as claimed in claim 3, is characterized in that, the scope of the square resistance of described touch-control sensing layer is the every square of 30-150 ohm.
5. capacitance type touch-control panel as claimed in claim 3, is characterized in that, 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 4, is characterized in that, the ranges of indices of refraction of described the first functional layer is 1.6-2.0, and thickness range is 0.05um-0.4um.
7. capacitance type touch-control panel as claimed in claim 5, is characterized in that, the ranges of indices of refraction of described the second functional layer is 1.20-1.55, and thickness range is 1um-3um.
8. capacitance type touch-control panel as claimed in claim 6, it is characterized in that, also comprise the 3rd functional layer being arranged on the second functional layer, 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, described the 3rd functional layer has the optical characteristics identical with described touch-control sensing layer, or described the 3rd functional layer and described touch-control sensing layer adopt same material to make.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201320884887.6U CN203720817U (en) | 2013-12-30 | 2013-12-30 | Capacitive touch panel |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201320884887.6U CN203720817U (en) | 2013-12-30 | 2013-12-30 | Capacitive touch panel |
Publications (1)
Publication Number | Publication Date |
---|---|
CN203720817U true CN203720817U (en) | 2014-07-16 |
Family
ID=51159953
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201320884887.6U Expired - Lifetime CN203720817U (en) | 2013-12-30 | 2013-12-30 | Capacitive touch panel |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN203720817U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103744563A (en) * | 2013-12-30 | 2014-04-23 | 深圳莱宝高科技股份有限公司 | Capacitive touch 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
- 2013-12-30 CN CN201320884887.6U patent/CN203720817U/en not_active Expired - Lifetime
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103744563A (en) * | 2013-12-30 | 2014-04-23 | 深圳莱宝高科技股份有限公司 | Capacitive touch 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 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN204302931U (en) | Touch panel | |
CN109508118A (en) | Flexible touch-control display panel | |
CN106502454A (en) | Touch-control display panel and its manufacture method | |
CN203643976U (en) | Touch control panel | |
CN102967976B (en) | Mirror surface display substrate and manufacturing method thereof as well as liquid crystal mirror surface display substrate | |
CN103677410A (en) | Touch base plate, touch screen and display device | |
CN104182104A (en) | Touch control panel | |
US20140184939A1 (en) | Touch structure | |
US20140225869A1 (en) | Touch panel | |
CN203596005U (en) | Touch panel and touch display panel | |
CN102968232A (en) | Capacitive touch panel and production method thereof | |
CN103186297B (en) | A kind of capacitive touch liquid crystal display panel and liquid crystal indicator | |
CN103984435A (en) | Touch panel capable of reducing frame area | |
CN103809797A (en) | Touch electrode device | |
CN203720817U (en) | Capacitive touch panel | |
CN103744563A (en) | Capacitive touch panel and manufacturing method thereof | |
CN102314272B (en) | Capacitance type touch screen with bi-layer structure | |
CN102236482A (en) | Capacitive touch structure, manufacturing method thereof and touch equipment | |
CN104571676A (en) | Transparent sheet, transparent conducting film and touch device | |
CN103777831A (en) | Capacitance-type touch control panel and manufacturing method thereof | |
CN203720819U (en) | Capacitive touch panel | |
CN203643969U (en) | Touch substrate, touch screen and display device | |
CN203773515U (en) | Capacitive touch panel | |
CN102750061A (en) | Capacitive touch screen based on carbon nanotube sensor | |
CN204595807U (en) | Touch-screen and display device |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CX01 | Expiry of patent term | ||
CX01 | Expiry of patent term |
Granted publication date: 20140716 |