CN202904525U - Touch panel - Google Patents
Touch panel Download PDFInfo
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- CN202904525U CN202904525U CN 201220528017 CN201220528017U CN202904525U CN 202904525 U CN202904525 U CN 202904525U CN 201220528017 CN201220528017 CN 201220528017 CN 201220528017 U CN201220528017 U CN 201220528017U CN 202904525 U CN202904525 U CN 202904525U
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- contact panel
- sensing electrode
- electrode matrix
- base plate
- touch
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Abstract
The utility model provides a touch panel which comprises a touch sensor and a connecting plate. The touch panel comprises a touch substrate and a sensing electrode matrix which is formed on the surface of the touch substrate, and connecting ends of the sensing electrode matrix are distributed on at least two edges of the sensing electrode matrix in a scattered mode. Conducting lines are distributed on the connecting plate and connected to the touch sensor, so that the conducting lines are electrically connected with the connecting ends of the sensing electrode matrix.
Description
[technical field]
The relevant a kind of input equipment of the utility model, espespecially a kind of contact panel.
[background technology]
In recent years, contact panel is used widely, and adopts the touch-screen of contact panel to be called again " touch screen ", " touch-screen ", is a kind of induction type display device that touch control operation produces input signal that receives.Contact panel is as a kind of up-to-date input equipment, and it is simple, convenient, the most natural present a kind of man-machine interaction mode.Contact panel applies on the electronic products such as consumption, communication, computing machine in a large number, and such as now widely used game machine, smart mobile phone, flat computer etc. is as the IO interface of numerous electronic products.The display part of these electronic products generally all is to be integrated by contact panel and display panel to form, be available for users to click the action that input will be carried out with finger or pointer according to the function choosing-item in the display frame, by this can need not the input equipment of other traditional types (as, button, keyboard or control lever) operation is lower inputs, and has improved greatly the convenience of inputting.
Contact panel generally comprises substrate, comes patterning sequentially to be formed at sensing electrode matrix, insulation course, conducting wire and protective seam etc. on the substrate by light lithography (Photolithography) processing procedure.Yet, in the patterning process, can relate to the use of light shield, but because the dimensions of each customized contact panel, reserve the layout of hem width, conducting wire and go out line position etc. all different, during therefore each volume production, all required light shield to be redesigned, light shield originally can't be continued to use.Moreover, because light shield and processing procedure between the different contact panels are different, make when producing and need to the frequent swing SWING of different product, be difficult to integrate.This method according to different size making contact panel inevitably can cause larger fraction defective, and then has wasted a lot of manpowers, financial resources and material resources.
[utility model content]
The structural improvement of the utility model by contact panel allows the patterning process of contact panel only be to produce the sensing electrode matrix at substrate, and the customized structure outside the sensing electrode matrix partly then can not be made on the same substrate.Use the contact panel that the template that allows patterning process adopt single standard specification and processing procedure can cooperate to produce the different size specification.
According to an embodiment of the present utility model, a kind of contact panel is provided, comprising:
Touch sensing comprises touch base plate and sensing electrode matrix, and wherein said sensing electrode rectangular is formed in the surface of described touch base plate and the link of described sensing electrode matrix is distributed on two limits of described sensing electrode matrix at least; And
Be laid with the web joint of conducting wire, be connected in described touch sensing, wherein said conducting wire is electrically connected with the link of described sensing electrode matrix.
Among embodiment, described sensing electrode matrix is aligned in the edge of described touch base plate therein.
Among embodiment, described sensing electrode matrix comprises the plural conductive unit therein, and the conductive unit that is positioned at the edge of described touch base plate is half of area that is positioned at the middle part conductive unit of described touch base plate.
Among embodiment, described web joint is flexible printed wiring board, and described flexible printed wiring board and described stacking connection of touch sensing part therein.
Therein among embodiment, described flexible printed wiring board and described touch sensing connect by anisotropic conductive, and the conducting wire of described flexible printed wiring board and the sensing electrode matrix of described touch sensing are electrically connected by described anisotropic conductive.
Among embodiment, also comprise the protection glue that is formed on described touch sensing and described flexible printed wiring board intersection therein.
Among embodiment, also comprise the protective seam at the edge that is covered in described touch base plate therein.
Therein among embodiment; also comprise the protective substrate that fits in described touch sensing and described flexible printed wiring board by optical cement; and described contact panel comprises visible area and is located at shielded area around the described visible area, and described shielded area is used for correspondence and covers described flexible printed wiring board.
Therein among embodiment, also comprise the upper surface that is arranged at described protective substrate or lower surface and define the shielding layer of described shielded area.
Among embodiment, described web joint is protective substrate therein, and described contact panel comprises visible area and be located at shielded area around the described visible area, and described conducting wire is laid in described shielded area.
Therein among embodiment, also comprise the upper surface that is arranged at described protective substrate or lower surface and define the shielding layer of described shielded area.
Among embodiment, the conducting wire of described protective substrate adopts the elargol printshop to make, in order to be electrically connected the sensing electrode matrix of described touch sensing therein.
Among embodiment, the visible area of described protective substrate is connected with described touch sensing by optical cement therein.
By this, the utility model will need customized conducting wire to transfer on the web joint with link at least two limits that are distributed in the sensing electrode matrix to be connected, allow the fringe region of touch base plate no longer be provided with the conducting wire, touch base plate only is formed with the produced sensing electrode matrix of patterning process and gets final product.Thus, in the process of making touch sensing, can produce online same template and the processing procedure of using at all, and after producing in large quantities non-customized touch sensing, come again to be connected with web joint, use and greatly improved prouctiveness and yield, saved simultaneously a large amount of human and material resources and financial resources.
[description of drawings]
Fig. 1 is the vertical view of the contact panel among contact panel the first embodiment;
Fig. 2 be among Fig. 1 the A-A behind the contact panel covering protection substrate among the first embodiment to cut-open view;
Fig. 3 is the vertical view of the contact panel among the second embodiment;
Fig. 4 is the cut-open view of the contact panel among the second embodiment;
Fig. 5 is the process flow diagram of the method for making of contact panel;
Fig. 6 is the process flow diagram of the concrete steps that further comprise of the method for making of contact panel among the embodiment;
The process flow diagram of the concrete steps that Fig. 7 further comprises for the method for making of contact panel among another embodiment;
Fig. 8 is the structural representation of the mother substrate of touch sensing; And
Fig. 9 makes the particular flow sheet of the touch sensing that comprises touch base plate and sensing electrode matrix.
Wherein description of reference numerals is as follows:
100 touch sensings
110 touch base plates
The 110a mother substrate
120 sensing electrode matrixes
122 first axial electrode
122a the first conductive unit
122b the first wire
124 second axial electrode
124a the second conductive unit
124b the second wire
126 insulating spacers
200 web joints
210 conducting wires
212 line interfaces
300 conducting resinls
400 protection glue
500 protective seams
600 optical cements
700 protective substrates
The V visible area
The NV shielded area
800 shielding layers
900 protective substrates
910 conducting wires
920 shielding layers
[embodiment]
See also Fig. 1, a kind of contact panel comprises touch sensing 100 and the web joint 200 that is connected with touch sensing 100.
Above-mentioned contact panel will need customized conducting wire 210 to transfer on the web joint 200 with link at least two limits that are distributed in sensing electrode matrix 120 to be electrically connected, allow the fringe region of touch base plate 110 no longer be provided with the conducting wire, touch base plate 110 only forms with the produced sensing electrode matrix 120 of patterning process (such as photolithographic processes, printing process) and gets final product.Thus, in the process of making touch sensing 100, can produce online same template (such as light shield) and the processing procedure of using at all, and after producing in large quantities non-customized touch sensing 100, come again to be connected with web joint 200, use and greatly improved prouctiveness and yield, saved simultaneously a large amount of human and material resources and financial resources.
As shown in Figure 1, specifically, sensing electrode matrix 120 comprises a plurality of the first axial electrode 122 that are parallel to each other, a plurality of the second axial electrode 124 and insulating spacer 126 that is parallel to each other.The first axial electrode 122 and the second axial electrode 124 are mutually vertical and be insulated partition 126 and insulate and separate.The first axial electrode 122 comprises and is arranged at touch base plate 110 lip-deep a plurality of the first conductive unit 122a and the first wire 122b.Insulating spacer 126 is arranged on the first wire 122b.The second axial electrode 124 comprises and is arranged at touch base plate 110 lip-deep a plurality of the second conductive unit 124a and is arranged at the second wire 124b on the insulating spacer 126.Make above-mentioned sensing electrode matrix 120 and can use identical light shield, need to light shield not designed for the product of different size, the specification of the substrate that is manufactured with sensing electrode matrix 120 110 that namely obtains is unified.
In the embodiment shown in fig. 1, sensing electrode matrix 120 is aligned in the edge of touch base plate 110, for example the first conductive unit 122a is aligned in the edge of touch base plate 110 among Fig. 1, and the first conductive unit 122a that be positioned at the edge this moment namely is the link of sensing electrode matrix 120.Sensing electrode matrix 120 is aligned in the edge of touch base plate 110, is conducive to improve the utilization factor of sensing electrode matrix 120 on touch base plate 110.In other embodiments, also sensing electrode matrix 120 can be arranged on position apart from the edge certain width of touch base plate 110.
As shown in Figure 1, the first conductive unit 122a at the middle part of touch base plate 110 and be collectively referred to as conductive unit below the second conductive unit 124a() assume diamond in shape, the conductive unit that is positioned at the edge of touch base plate 110 then is that the conductive unit of rhombus is along the shape that stays half after diagonal line is cut apart, the conductive unit that is the edge of touch base plate 110 is half of area of conductive unit at the middle part of touch base plate 110, and this half shape is namely as the link of sensing electrode matrix 120.Certainly, conductive unit can also be rectangle or hexagon etc. except the shape that assumes diamond in shape.The conductive unit at the edge of touch base plate 110 is that half mainly useful for of area of conductive unit at the middle part of touch base plate 110 adopts the method for cutting to make touch sensing 100, as the link of sensing electrode matrix 120, the method for cutting will be described in detail follow-up so that the link of two touch base plates 110 of cutting and separating has suitable size.
Please consult simultaneously Fig. 2, in the present embodiment, web joint 200 for example is flexible printed wiring board, web joint 200 and stacking connection of touch sensing 100 parts.Web joint 200 and touch sensing 100 be not in the stacking connected mode of conplane part after connecting, so that contact area can be adjusted flexibly, stable connection is firm.In the present embodiment, web joint 200 is connected by anisotropic conductive 300 with touch sensing 100, and the conducting wire 210 of web joint 200 and the sensing electrode matrix 120 of touch sensing 100 are electrically connected by anisotropic conductive 300.Except anisotropic conductive 300, other embodiment can also use the mode of scolder welding that web joint 200 is electrically connected with touch sensing 100.
In order to prevent that the junction that touch sensing 100 surfaces and web joint 200 are connected by anisotropic conductive 300 from static release (ESD occuring; Electro-Static Discharge); contact panel also comprises the protection glue 400 that is formed on touch sensing 100 and web joint 200 intersections, surface and web joint 200 junctions of the touch base plate 110 of namely protecting glue 400 to be covered in to be provided with sensing electrode matrix 120.Be covered in the junction of touch base plate 110 surface that is provided with sensing electrode matrix 120 and web joint 200 with protection glue 400, the impact that can avoid the static release phenomenon that circuit is caused.
In addition, for the conductive unit of protecting touch base plate 110 edge exposure and prevent electric leakage or electrostatic influence, contact panel also comprises the protective seam 500 at the edge that is covered in touch base plate 110.Protective seam 500 can be identical with the composition of protection glue 400, such as resin, also can adopt the modes such as frame glue or subsides blow-out disc to realize.
For the sensing electrode matrix 120 on the further protection touch base plate 110, above-mentioned contact panel also comprises the protective substrate 700(cover-plate glass for example that fits in touch sensing 100 and web joint 200 by optical cement 600).Wherein, this optical cement 600 can be glue, OCA glue (Optical ClearAdhesive, the extraordinary double faced adhesive tape of optically transparent one deck) etc.
Moreover contact panel comprises visible area V and is located at visible area V shielded area NV on every side, and contact panel comprises defining described shielded area NV and is arranged at the upper surface of protective substrate 700 or the shielding layer 800 of lower surface.In the present embodiment, shielding layer 800 is arranged at the lower surface of protective substrate 700.Shielding layer 800 is used for correspondence and covers web joint 200 and other peripheral assemblies that is positioned at described shielded area NV.Wherein, shielding layer 800 can be such as adopting the materials such as printing ink, photoresistance.
In above-described embodiment; can further be coated with the passivation layer (not shown) on the sensing electrode matrix 120; such as silicide layer (silicide layer) etc.; be used for protecting sensing electrode matrix 120, this moment, 700 of protective substrates were to be fitted on passivation layer and the web joint 200 by optical cement 600.
Except above-described embodiment be as an example of flexible printed wiring board example web joint 200 is illustrated, see also Fig. 3 and Fig. 4, the present embodiment is directly to adopt for example cover-plate glass of protective substrate 900() realize the function and effect of web joint.In other words, the conducting wire 910 of the present embodiment is directly to be laid on the protective substrate 900.In addition; as shown in Figure 3 and Figure 4; because contact panel comprises visible area V and is located at visible area V shielded area NV on every side; therefore conducting wire 910 is the shielded area NV that are laid in protective substrate 900; and contact panel comprises the shielding layer 920 of the lower surface that defines shielded area NV and be arranged at protective substrate 900 in addition, so the conducting wire 910 of the present embodiment is the lower surface that is laid in the shielding layer 920 of protective substrate 900.Certainly, in another embodiment, shielding layer 920 also can be arranged at the upper surface of protective substrate 900, is the lower surface that is laid in protective substrate 900 corresponding to shielded area NV to 910 of this conducting wires.
Conducting wire 910 is positioned at protective substrate 900 edges; protective substrate 900 is to fit by optical cement 600 and touch sensing 100 in the part that is positioned at visible area V, and the conducting wire 910 that is positioned at shielded area NV then is to be electrically connected by the link of anisotropic conductive 300 with the sensing electrode matrix 120 of touch sensing 100.By this, the present embodiment directly more can further be simplified protective substrate 900 structure of contact panel as the framework of web joint.
Except the above-mentioned link that is electrically connected conducting wire 910 and sensing electrode matrix 120 by anisotropic conductive 300.Another embodiment can also use surface mounting technology (Surface Mounted Technology) etc. that protective substrate 900 is electrically connected with touch sensing 100.Specifically; conducting wire 910 can adopt conductive silver glue to make; mounting in the process the touch base plate 110 of protective substrate 900 and touch sensing 100; the conducting wire 910 that conductive silver glue is made just can be formed on touch base plate 110 on the link of sensing electrode matrix 120 be electrically connected, realize the transmission of electric signal.
In above-described embodiment; can further be coated with passivation layer on the sensing electrode matrix 120; such as silicide layer (silicide layer) etc., be used for protecting sensing electrode matrix 120, this moment, protective substrate 900 then was to be fitted on the passivation layer by optical cement 600 in the part that is positioned at visible area V.
In addition, protected sensing electrode matrix 120 fronts on the sensing electrode matrix 120 although protective substrate 900 is fitted in, touch base plate 110 edges are the exposed conducting unit still, and contact panel can also comprise the protective seam 500 at the edge that is covered in touch base plate 110.Protective seam 500 can adopt the modes such as frame glue or subsides blow-out disc to realize.
Produce for the product of realizing different size can use unified template and processing procedure, the method for making of contact panel need to be improved.See also Fig. 5, be the method for making embodiment of contact panel, the Toutch control panel structure that the present embodiment is based on Fig. 1 and Fig. 2 describes, and it comprises step S510 to S520, is described as follows:
Step S510, making comprises the touch sensing 100 of touch base plate 110 and sensing electrode matrix 120, and wherein sensing electrode matrix 120 is formed at the surface of touch base plate 110 and the link of sensing electrode matrix 120 is distributed on two limits of sensing electrode matrix 120 at least.The link of sensing electrode matrix 120 is terminal terminals of sensing electrode matrix 120, is used for receiving driving signal to drive sensing electrode matrix 120 or the electric signal of the sensing result of output expression sensing electrode matrix 120.For example label 121 indication positions are one of them link among Fig. 1.The 120 common rectangular distributions of sensing electrode matrix, the link of sensing electrode matrix 120 is distributed on two limits of sensing electrode matrix 120 at least, thereby can saves the space that tradition need to be laid at touch base plate 110 conducting wire that is connected with link.
Step S520, the web joint 200 that connection is laid with conducting wire 210 makes conducting wire 210 be electrically connected with sensing electrode matrix 120 in touch sensing 100.
The method for making of above-mentioned contact panel will need customized conducting wire 210 to transfer on the web joint 200 with link at least two limits that are distributed in sensing electrode matrix 120 to be connected, allow the fringe region of touch base plate 110 no longer be provided with the conducting wire, touch base plate 110 only is formed with the produced sensing electrode matrix 120 of patterning process and gets final product.Thus, in the process of making touch sensing 100, can produce online same template and the processing procedure of using at all, and after producing in large quantities non-customized touch sensing 100, come again to be connected with web joint 200, use and greatly improved prouctiveness and yield, saved simultaneously a large amount of human and material resources and financial resources.
Among above-mentioned Fig. 5 embodiment, web joint 200 is to illustrate with flexible printed wiring board, and described flexible printed wiring board and touch sensing 100 are to adopt that part is stacking to be connected.Flexible printed wiring board and touch sensing 100 are to connect by anisotropic conductive 300, and the conducting wire 210 of described flexible printed wiring board and the sensing electrode matrix 120 of touch sensing 100 are electrically connected by described anisotropic conductive 300.
Next, after the connection of finishing flexible printed wiring board and touch sensing 100, please further consult Fig. 6 based on the Toutch control panel structure of Fig. 2.As shown in Figure 6, the contact panel method for making of the present embodiment also comprises the steps:
Step S610 forms protection glue 400 at the intersection of touch sensing 100 with flexible printer circuit, and namely covering protection glue 400 is in the surface of the touch base plate 110 that is provided with sensing electrode matrix 120 and the junction of flexible printed wiring board.In order to prevent that the junction that touch sensing 100 surfaces and flexible printed wiring board are connected by anisotropic conductive 300 from static release (ESD occuring; Electro-Static Discharge); be covered in the touch base plate that is provided with sensing electrode matrix 120 110 surfaces of well cutting and the junction of flexible printed wiring board, the impact that can avoid the static release phenomenon that circuit is caused with protection glue 400.
Step S620, protective mulch 500 is in the edge of touch base plate 110.In order to protect the conductive unit of touch base plate 110 edge exposure, prevent electric leakage or electrostatic influence in the edge of touch base plate 110 by protective mulch 500.Protective seam 500 can be identical with the composition of protection glue 400, also can adopt frame glue or paste the blow-out disc realization.
Step S630 is by optical cement 600 fit protective substrate 700 and touch sensing 100 and flexible printed wiring board.Optical cement 600 can be glue, OCA glue (Optical ClearAdhesive, the extraordinary double faced adhesive tape of optically transparent one deck) etc.In order to reach preferably screening effect, above-mentioned contact panel also comprises the upper surface that is arranged at protective substrate 700 or lower surface and forms the shielding layer 800 of shielded area NV, and among the embodiment of Fig. 2, shielding layer 800 is arranged at the lower surface of protective substrate 700.Shielding layer 800 is used for correspondence and covers flexible printed wiring board and other peripheral assemblies that is positioned at described shielded area NV, avoids the user directly to see flexible printed wiring board.
In another embodiment; if Toutch control panel structure as shown in Figures 3 and 4; contact panel is to adopt for example cover-plate glass of protective substrate 900() when being used as web joint; then the step of method for making shown in Figure 5 is described as follows: step S510; making comprises the touch sensing 100 of touch base plate 110 and sensing electrode matrix 120; wherein sensing electrode matrix 120 is formed at the surface of touch base plate 110 and the link of sensing electrode matrix 120 is distributed on two limits of sensing electrode matrix 120 at least, and contact panel comprises the shielding layer 920 of the lower surface that defines shielded area NV and be arranged at protective substrate 900 in addition.Certainly, shielding layer 920 also can be arranged at the upper surface of protective substrate 900 in different embodiment.Step S520; protective substrate 900 is to fit by optical cement 600 and touch sensing 100 in the part that is positioned at visible area V, and the conducting wire 910 that is positioned at shielded area NV then is to be electrically connected by the link of anisotropic conductive 300 with the sensing electrode matrix 120 of touch sensing 100.
By this, the present embodiment directly more can further have been simplified protective substrate 900 structure of contact panel as the framework of web joint.Optical cement can be glue, OCA glue (Optical ClearAdhesive, the extraordinary double faced adhesive tape of optically transparent one deck) etc.Except anisotropic conductive 300; can also use surface mounting technology (Surface Mounted Technology) etc. that the conducting wire 910 of protective substrate 900 is electrically connected with touch base plate 110; wherein the conducting wire 910 in the protective substrate 900 can adopt conductive silver glue to make; in the applying process with protective substrate 900 and touch base plate 110; the conducting wire 910 that conductive silver glue is made is electrically connected with sensing electrode matrix 120 on the touch base plate 110, realizes the transmission of follow-up electric signal.
In addition; although protective substrate 900 gluings have protected the sensing electrode matrix positive at sensing electrode matrix 120; but touch base plate 110 edges still expose axial electrode; therefore can also comprise step S710 as shown in Figure 7 in the method for making of the contact panel take protective substrate as web joint, protective mulch 500 is in the edge of touch base plate 110.Prevent electric leakage or electrostatic influence in the edge of touch base plate 110 by protective mulch 500.Protective seam 500 can be identical with the composition of above-mentioned protection glue 400, also can adopt frame glue or paste the modes such as blow-out disc and realize.
The embodiment of aforementioned contact panel describes with a touch sensing.Yet, make flow process in order to prove absolutely volume production of the present utility model, please further consult Fig. 8 and Fig. 9, be used for further specifying the flow process of making touch sensing:
Step S910 forms transparency conducting layer at least one surface of mother substrate 110a.This step can be identical with the method for conventional contact panel formation transparency conducting layer.
Step S920, the described transparency conducting layer of patterning is to form the figure of sensing electrode matrix 120.For example can form by the light lithography etching method figure of sensing electrode matrix 120.Take sensing electrode matrix 120 shown in Figure 8 as example, sensing electrode matrix 120 comprises a plurality of the first axial electrode 122 that are parallel to each other, a plurality of the second axial electrode 124 and insulating spacer 126 that is parallel to each other.The first axial electrode 122 and the second axial electrode 124 are mutually vertical and be insulated partition 126 and insulate and separate.The first axial electrode 122 comprises and is arranged at touch base plate 110 lip-deep a plurality of the first conductive unit 122a and the first wire 122b.The second axial electrode 124 comprises and is arranged at touch base plate 110 lip-deep a plurality of the second conductive unit 124a and the second wire 124b.
What remark additionally is that in one embodiment, the step of making sensing electrode matrixes 120 at touch base plate 110 specifically comprises: lay the first wire 122b at touch base plate 110; Corresponding insulating spacer 126 is laid at the interval on each first wire 122b; Once lay and form simultaneously the first conductive unit 122a, the second conductive unit 124a and the second wire 124b.For same axial electrode, the first wire 122b that the first conductive unit 122a is arranged at insulating spacer 126 both sides upward is connected in series by the first wire 122b, the second conductive unit 124a first wire 122b both sides that are placed in, the second wire 124b is across on the insulating spacer 126 and is connected in series the second conductive unit 124a.In addition, in another embodiment, can once lay first and form simultaneously the first conductive unit 122a, the second conductive unit 124a and the first wire 122b or the second wire 124b.If form simultaneously the first conductive unit 122a, the second conductive unit 124a and the first wire 122b, wherein the first wire 122b is connected in series the first conductive unit 122a, then then on each first wire 122b the interval form corresponding insulating spacer 126, form the second wire 124b that connects the second conductive unit 124a at insulating spacer 126 again.
Step S930, cutting mother substrate 110a is to be made into a plurality of described touch sensings.For example Fig. 8 can cut into touch sensing 102 and 104 two touch sensings of touch sensing.Cutting can be adopted the methods such as machinery, chemistry or laser.
In the step that mother substrate 110a is cut, because the present embodiment is that patterning forms whole sensing electrode matrix 120 on mother substrate 110a, therefore belong to respectively the edge that each touch sensing 102,104 sensing electrode matrix 120 are aligned in each touch sensing 102,104 touch base plate 110 after the cutting, make things convenient for successive process to be electrically connected with the conducting wire of web joint.In addition, in the present embodiment, conductive unit assumes diamond in shape, in the step of cutting, line of cut shown in the touch sensing 102 is diagonal line cutting along the conductive unit of rhombus for example, so can maximize the utilization factor of mother substrate 110, under the perfect condition, monoblock mother substrate 110 can obtain 100% utilization.Certainly, line of cut shown in the touch sensing 104 is to cut along sensing electrode matrix 120 optional positions for example also.The line of cut position of actual cutting touch sensing is limited by the utility model.
By the explanation of the present embodiment, can realize producing in a large number non-customized touch sensing.Thus, further the touch sensing that makes is connected in the web joint that is laid with customized conducting wire, to obtain customized contact panel.
Easily understand, the method for making of above-mentioned contact panel and structure also can be used for other contact panels except can be used for capacitance type touch-control panel, so long as there is the sensing electrode matrix of array type, can use method for making and the structure of above-mentioned contact panel.
The above is preferred embodiment of the present utility model only, is not to limit claim of the present utility model; All other do not break away from the equivalence of finishing under the spirit that utility model discloses and changes or modify, and all should be included in the claim.
Claims (12)
1. a contact panel is characterized in that, comprising:
Touch sensing comprises touch base plate and sensing electrode matrix, and wherein said sensing electrode rectangular is formed in the surface of described touch base plate and the link of described sensing electrode matrix is distributed on two limits of described sensing electrode matrix at least; And
Be laid with the web joint of conducting wire, be connected in described touch sensing, wherein said conducting wire is electrically connected with the link of described sensing electrode matrix.
2. contact panel according to claim 1 is characterized in that, described sensing electrode matrix is aligned in the edge of described touch base plate.
3. contact panel according to claim 2 is characterized in that, described sensing electrode matrix comprises the plural conductive unit, and the conductive unit that is positioned at the edge of described touch base plate is half of area that is positioned at the conductive unit at described touch base plate middle part.
4. contact panel according to claim 1 is characterized in that, described web joint is flexible printed wiring board, and described flexible printed wiring board and described stacking connection of touch sensing part.
5. contact panel according to claim 4, it is characterized in that, described flexible printed wiring board and described touch sensing connect by anisotropic conductive, and the conducting wire of described flexible printed wiring board and the sensing electrode matrix of described touch sensing are electrically connected by described anisotropic conductive.
6. contact panel according to claim 4 is characterized in that, also comprises the protection glue that is formed on described touch sensing and described flexible printed wiring board intersection.
7. contact panel according to claim 4 is characterized in that, also comprises the protective seam at the edge that is covered in described touch base plate.
8. contact panel according to claim 4; it is characterized in that; also comprise the protective substrate that fits in described touch sensing and described flexible printed wiring board by optical cement; and described contact panel comprises visible area and is located at shielded area around the described visible area, and described shielded area is used for correspondence and covers described flexible printed wiring board.
9. contact panel according to claim 8 is characterized in that, also comprises the upper surface that is arranged at described protective substrate or lower surface and defines the shielding layer of described shielded area.
10. contact panel according to claim 1 is characterized in that, described web joint is protective substrate, and described contact panel comprises visible area and be located at shielded area around the described visible area, and described conducting wire is laid in described shielded area.
11. contact panel according to claim 10 is characterized in that, also comprises the upper surface that is arranged at described protective substrate or lower surface and defines the shielding layer of described shielded area.
12. contact panel according to claim 10 is characterized in that, the visible area of described protective substrate is connected with described touch sensing by optical cement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220528017 CN202904525U (en) | 2012-10-15 | 2012-10-15 | Touch panel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220528017 CN202904525U (en) | 2012-10-15 | 2012-10-15 | Touch panel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202904525U true CN202904525U (en) | 2013-04-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220528017 Expired - Lifetime CN202904525U (en) | 2012-10-15 | 2012-10-15 | Touch panel |
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| CN (1) | CN202904525U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103729081A (en) * | 2012-10-15 | 2014-04-16 | 宸鸿科技(厦门)有限公司 | Touch panel and manufacturing method thereof |
| CN104182069A (en) * | 2013-05-25 | 2014-12-03 | 宸鸿科技(厦门)有限公司 | Touch panel and manufacturing method for same |
| CN104915046A (en) * | 2014-03-14 | 2015-09-16 | 宸鸿科技(厦门)有限公司 | Touch panel |
| US9836147B2 (en) | 2014-09-15 | 2017-12-05 | Shanghai Tianma Micro-electronics Co., Ltd. | Color filter substrate and touch display device |
-
2012
- 2012-10-15 CN CN 201220528017 patent/CN202904525U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103729081A (en) * | 2012-10-15 | 2014-04-16 | 宸鸿科技(厦门)有限公司 | Touch panel and manufacturing method thereof |
| WO2014059824A1 (en) * | 2012-10-15 | 2014-04-24 | 宸鸿科技(厦门)有限公司 | Touch panel and manufacturing method thereof |
| CN104182069A (en) * | 2013-05-25 | 2014-12-03 | 宸鸿科技(厦门)有限公司 | Touch panel and manufacturing method for same |
| CN104915046A (en) * | 2014-03-14 | 2015-09-16 | 宸鸿科技(厦门)有限公司 | Touch panel |
| CN104915046B (en) * | 2014-03-14 | 2018-12-25 | 宸鸿科技(厦门)有限公司 | Touch panel |
| US9836147B2 (en) | 2014-09-15 | 2017-12-05 | Shanghai Tianma Micro-electronics Co., Ltd. | Color filter substrate and touch display device |
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Granted publication date: 20130424 |