CN202838264U - Structure of touch device - Google Patents
Structure of touch device Download PDFInfo
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- CN202838264U CN202838264U CN 201220515652 CN201220515652U CN202838264U CN 202838264 U CN202838264 U CN 202838264U CN 201220515652 CN201220515652 CN 201220515652 CN 201220515652 U CN201220515652 U CN 201220515652U CN 202838264 U CN202838264 U CN 202838264U
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Abstract
The utility model provides a structure of a touch device. The structure of the touch device comprises a substrate, a plurality of first sensing electrodes, a plurality of second sensing electrodes, bridging areas, an insulating layer, a transfer print base membrane and a plurality of electric conduction bridges, wherein the substrate is divided into a visible area, the plurality of first sensing electrodes and the plurality of second sensing electrodes are mutually insulated and are arranged on the substrate of the visible area in a staggered mode, the second sensing electrodes are discontinuous, each bridging is arranged between every two second sensing electrodes, the insulating layer is arranged on the first sensing electrodes and the second sensing electrodes, the plurality of electric conduction bridges are arranged on the transfer print base membrane at intervals and are arranged on the insulating layer through a transfer print manufacture procedure, corresponding to the bridging areas, each electric conduction bridge is electric connection with each adjacent second sensing electrode, and the electric conduction bridges and the first sensing electrodes are mutually insulated through the insulating layer. According to the structure of the touch device, the electric conduction bridges, the insulating layer and the sensing electrodes are manufactured through the transfer print manufacture procedure, adverse effects on a layer structure formed in the previous step are reduced or eliminated when a next layer structure is formed, and yield is further improved.
Description
Technical field
The utility model relates to the touch technology field, particularly relevant for a kind of contactor control device structure.
Background technology
Along with the development of Information of Science and Technology, contactor control device become man-machine between one of the mode transmitted of information.Contactor control device is divided into visible area and rim area, makes electrode in visible area, and at rim area distribution electrode lead-in wire, contact conductor is delivered in the signal processor by the signal of flexible circuit board with electrode, finishes the function of touch-control sensing.Electrode is staggered to form by plural directions X electrode and plural Y-direction electrode usually.For example, directions X electrode and Y-direction electrode are arranged on the homonymy of same transparent substrates, and the directions X electrode is continuous, and the Y-direction electrode is discontinuous.At directions X electrode and Y-direction electrode intervening portion insulation course and conduction bridge formation are set, the conduction rack bridging connects adjacent two Y-direction electrodes, insulation course is arranged between conduction bridge formation and the directions X electrode, and by this, directions X electrode and Y-direction electrode mutually insulated are also guaranteed in separately direction conducting.
This method for making with contactor control device of the several layers of structure such as conduction bridge formation, insulation course and electrode, the conduction bridge formation of normally in substrate, sequentially producing directions X and Y-direction electrode, covering the insulation course of directions X and Y-direction electrode and connect the Y-direction electrode by multiple tracks sputter and lithographic process.
Yet, in the method for making of above-mentioned contactor control device, can the layer structure generation that previous step has formed be affected when forming inferior one deck structure.For example, through behind repeatedly vacuum splashing and plating, exposure, development and the etch process, electrode crackle may occur or break away from the problem such as substrate in the above-mentioned method for making.
Moreover above-mentioned method for making adopts the multiprogramming of vacuum splashing and plating and lithographic process, and equipment needed thereby is expensive, and cost of manufacture is higher, and the chemical agent contaminative is large.
Therefore, be necessary to seek a kind of manufacture method of new contactor control device structure, it can solve or improve above-mentioned problem.
The utility model content
The utility model provides a kind of contactor control device structure, by transfer printing processing procedure making conduction bridge formation, insulation course and sensing electrode, and the harmful effect of the layer structure generation that when forming inferior one deck structure with reduction or eliminating previous step has been formed, and then promote yield.
The utility model provides a kind of contactor control device structure, comprises a substrate, and substrate is distinguished a visible area; Plural number the first sensing electrode and plural the second sensing electrode mutually insulated and be staggered in the substrate of visible area, wherein the second sensing electrode is discontinuous, and has the district of building bridge between the second adjacent sensing electrode; One insulation course is arranged on the first sensing electrode and the second sensing electrode; One transfer base film; And complex conduction is built bridge, be arranged at spaced reciprocally on the transfer base film, wherein conduction is built bridge and is arranged on the insulation course by a transfer printing processing procedure, and corresponding to the district of building bridge, each conduction is built bridge and is electrically connected the second adjacent sensing electrode, and conduction is built bridge with the first sensing electrode by the insulation course mutually insulated.
The utility model provides another kind of contactor control device structure, comprises a substrate, and substrate is distinguished a visible area; Plural number the first sensing electrode and plural the second sensing electrode mutually insulated and be staggered in the substrate of visible area, wherein the second sensing electrode is discontinuous, and defines the district of building bridge between the second adjacent sensing electrode; One transfer base film; Complex conduction is built bridge, and is arranged at spaced reciprocally on the transfer base film; An and insulation course, be arranged on the conduction bridge formation, wherein conduction bridge formation and insulation course are arranged on the first sensing electrode and the second sensing electrode by a transfer printing processing procedure, and wherein conduction rack is corresponding to the district of building bridge, each conduction is built bridge and is electrically connected the second adjacent sensing electrode, and conduction is built bridge with the first sensing electrode by the insulation course mutually insulated.
The utility model provides another kind of contactor control device structure, comprises a substrate, and substrate is distinguished a visible area; One transfer base film; Complex conduction is built bridge, and is arranged at spaced reciprocally on the transfer base film; One insulation course is arranged on the conduction bridge formation; And plural the first sensing electrode and plural the second sensing electrode, be staggered on insulation course, wherein the second sensing electrode is discontinuous, and define a bridge formation district between adjacent the second sensing electrode, each conduction is built bridge and is electrically connected the second adjacent sensing electrode, and with the first sensing electrode by the insulation course mutually insulated, and wherein conduct electricity bridge formation, insulation course, the first sensing electrode and the second sensing electrode and be arranged in the substrate of visible area by a transfer printing processing procedure.
Further, the rim area that has around described visible area is more distinguished in described substrate, and described contactor control device structure more comprises the plural number lead-in wire, is arranged in the described substrate of described rim area, to be electrically connected respectively described the first sensing electrode and described the second sensing electrode.
Further, the rim area that has around described visible area is more distinguished in described substrate, and described contactor control device structure comprises that more plural number goes between, and is arranged on the described transfer base film, and corresponding to described rim area, to be electrically connected respectively described the first sensing electrode and described the second sensing electrode.
Further, the material of described conduction bridge formation comprises nano silver colloidal sol, indium tin oxide colloidal sol, indium-zinc oxide colloidal sol, indium tin oxyfluoride colloidal sol, aluminium zinc oxide colloidal sol, fluorine zinc oxide colloidal sol, CNT colloidal sol or conducting polymer colloidal sol.
Further, the material of described the first sensing electrode and described the second sensing electrode comprises nano silver colloidal sol, indium tin oxide colloidal sol, indium-zinc oxide colloidal sol, indium tin oxyfluoride colloidal sol, aluminium zinc oxide colloidal sol, fluorine zinc oxide colloidal sol, CNT colloidal sol or conducting polymer colloidal sol.
Further, described insulation course comprises spaced plural collets, corresponding to described bridge formation district.
Further, described insulation course have plural number to hole corresponding to described bridge formation district, each conduction is built bridge is electrically connected described the second adjacent sensing electrode via every a pair of hole.
According to the utility model embodiment, owing to making conduction bridge formation, insulation course and the sensing electrode of contactor control device by transfer printing, can reduce or get rid of the harmful effect of the layer structure generation that when forming inferior one deck structure previous step has been formed, and then promote yield.In addition, replace sputter and lithographic process with the transfer printing processing procedure, can simplify processing procedure, and then enhance productivity.In addition owing to need not expensive processing procedure (for example, sputter and lithographic process) equipment, the pollution that therefore can improve price competitive edge and reduce chemical agent.
Description of drawings
Figure 1A to 1E-2 is the diagrammatic cross-section of manufacture method of the contactor control device structure of the utility model one embodiment;
Fig. 2 A to 2E is the diagrammatic cross-section of manufacture method of the contactor control device structure of another embodiment of the utility model;
Fig. 3 A to 3E is the diagrammatic cross-section of manufacture method of the contactor control device structure of another embodiment of the utility model;
Fig. 1 D-1,1D-2,2D and 3D are the contactor control device structural profile schematic diagram of the different embodiment of the utility model; And
Fig. 4 is the explosive view of contactor control device structure shown in Fig. 1 D-1.
Embodiment
The utility model embodiment contactor control device structure and manufacture method thereof below are described.Yet, can understand easily embodiment provided by the utility model and only be used for explanation with the ad hoc approach making and use the utility model, be not to limit to scope of the present utility model.Moreover, in the graphic and description of the utility model embodiment, represent same or analogous parts with identical label.
Please refer to Fig. 1 D-1 and Fig. 4, it is contactor control device structural profile schematic diagram and explosive view according to the utility model one embodiment.In the present embodiment, the contactor control device structure comprises: a substrate 100, complex conduction bridge formation 210, one insulation course 224, plural the first sensing electrode 230, plural the second sensing electrode 240 and a transfer base film 200.Substrate 100 is distinguished a visible area 110.The first sensing electrode 230 and the second sensing electrode 240 mutually insulateds and be staggered in the substrate 100 of visible area 110, wherein the first sensing electrode 230 is arranged along first axial (for example directions X), and is continuous structure.The second sensing electrode 240 is arranged along second axial (for example Y-direction) space, and is discontinuous, and defines the district 120 of building bridge between the second adjacent sensing electrode 240.Wherein first axially axially intersects mutually with second, and for example first is axially axially mutually vertical with second, but not as limit.Bridge formation district 120 is positioned at visible area 110.Insulation course 224 is arranged on the first sensing electrode 230 and the second sensing electrode 240.Conduction is built bridge and 210 to be arranged at spaced reciprocally on the transfer base film 200, and corresponding to the district 120 of building bridge, and each conduction is built bridge and 210 is electrically connected the second adjacent sensing electrode 240, and with the first sensing electrode 230 by insulation course 224 mutually insulateds.
The first sensing electrode 230 and the second sensing electrode 240 can be formed in the substrate 100 of visible area 110 by the transfer printing processing procedure.In the present embodiment, can pass through first printing process, for example the intaglio printing processing procedure forms the first sensing electrode 230 and the second sensing electrode 240 at a transfer base film (not illustrating).Then, by the transfer printing processing procedure the first sensing electrode 230 on the transfer base film and the second sensing electrode 240 are transferred in the substrate 100 of visible area 110.In other embodiments, also can the first sensing electrode 230 and the second sensing electrode 240 be formed in the substrate 100 by printing process.Compared to traditional sputter and lithographic process, owing to not needing pyroprocessing when carrying out the transfer printing processing procedure, therefore the material of the first sensing electrode 230 and the second sensing electrode 240 is not subject to resistant to elevated temperatures conductive material.The material of the first sensing electrode 230 and the second sensing electrode 240 can be the optical clear electrically conductive ink, electrically conducting transparent printing ink comprises nano silver colloidal sol, indium tin oxide (Indium Tin Oxide, ITO) colloidal sol, indium-zinc oxide (Indium Zinc Oxide, IZO) colloidal sol, indium tin oxyfluoride (Indium Tin Fluorine Oxide, ITFO) colloidal sol, aluminium zinc oxide (Aluminum Zinc Oxide, AZO) colloidal sol, fluorine zinc oxide (Fluorine Zinc Oxide, FZO) colloidal sol, CNT colloidal sol or conducting polymer are (for example, (poly (3 for polyethylene dioxythiophene, 4-ethylenedioxythiophene), PEDOT) colloidal sol, wherein the conductance of electrically conducting transparent printing ink can be higher than 1/ Ω cm.In other embodiments, also can replace above-mentioned transfer printing processing procedure by sputter and lithographic process, wherein the material of the first sensing electrode 230 and the second sensing electrode 240 comprises the exotic materials such as ITO, IZO, ITFO, AZO or FZO.
In the present embodiment, insulation course 224 comprises spaced plural collets 222.Collets 222 distinguish 120 corresponding to building bridge, and are arranged on the first sensing electrode 230, are electrically insulated so that connect conduction bridge formation 210 and first sensing electrode 230 of adjacent the second sensing electrode 240.Insulation course 224 can form by transfer printing or deposition manufacture process.
Conduction is built bridge and 210 to be arranged on the collets 222 by the transfer printing processing procedure, and is electrically connected the second adjacent sensing electrode 240.For example, can pass through first printing process, for example the intaglio printing processing procedure forms conduction at transfer base film 200 and builds bridge 210.Then, the transfer base film 200 that will have conduction bridge formation 210 by the transfer printing processing procedure is attached in the substrate 100, makes conduction build bridge 210 corresponding to the district 120 of building bridge, and is electrically connected the second adjacent sensing electrode 240.Conduction is built bridge the 210 and first sensing electrode 230 by insulation course 224 mutually insulateds.
In another embodiment, shown in Fig. 1 D-2, insulation course 224 can be a successive layers, and have plural number to hole 226 corresponding to the district 120 of building bridge, each conduction is built bridge 210 is electrically connected the second adjacent sensing electrode 240 via every a pair of hole 226.
In the present embodiment, substrate 100 can more comprise the rim area 130 around visible area 110.Moreover the contactor control device structure comprises that more plural number lead-in wire 300 is arranged in the substrate 100 of rim area 130, to be electrically connected at the first sensing electrode 230 and the second sensing electrode 240.
Please refer to Fig. 2 D, it is the contactor control device structural profile schematic diagram according to another embodiment of the utility model.The parts that wherein are same as Fig. 1 D use identical label, and also the description thereof will be omitted.In the present embodiment, the contactor control device structure comprises: a substrate 100, complex conduction bridge formation 210, one insulation course 224, plural the first sensing electrode 230, plural the second sensing electrode 240 and a transfer base film 200.Substrate 100 is distinguished a visible area 110.The first sensing electrode 230 and the second sensing electrode 240 mutually insulateds and be staggered in the substrate 100 of visible area 110, wherein, the first sensing electrode 230 is arranged along first axial (for example directions X), and is continuous structure.The second sensing electrode 240 is arranged along second axial (for example Y-direction) space, and is discontinuous, and defines the district 120 of building bridge between the second adjacent sensing electrode 240.Bridge formation district 120 is positioned at visible area 110.Conduction bridge formation 210 is arranged on the transfer base film 200 spaced reciprocally.Insulation course 224 is arranged on the conduction bridge formation 210.Conduction bridge formation 210 and insulation course 224 are arranged on the first sensing electrode 230 and the second sensing electrode 240 by a transfer printing processing procedure.Conduct electricity and build bridge 210 corresponding to bridge formation district 120, each conduction bridge formation 210 is electrically connected the second adjacent sensing electrode 240, and passes through insulation course 224 mutually insulateds with the first sensing electrode 230.
Similar with the embodiment of above-mentioned Fig. 1 D-1, the first sensing electrode 230 and the second sensing electrode 240 can form by the transfer printing processing procedure.In other embodiments, can replace above-mentioned transfer printing processing procedure by sputter and lithographic process.Also can the first sensing electrode 230 and the second sensing electrode 240 directly be formed in the substrate 100 by printing process.So locate to repeat no more.
In the present embodiment, insulation course 224 comprises spaced and corresponding to the plural collets 222 in the district 120 of building bridge.Conduction bridge formation 210 and insulation course 224 are arranged on the first sensing electrode 230 and the second sensing electrode 240 by the transfer printing processing procedure.For example, first by the first printing process, form conduction at transfer base film 200 and build bridge 210.By the second printing process, form collets 222 at conduction bridge formation 210 again.Then, the transfer base film 200 that will have conduction bridge formation 210 and insulation course 224 is attached in the substrate 100, makes conduction build bridge 210 corresponding to the district 120 of building bridge, and is electrically connected the second adjacent sensing electrode 240.Collets 222 are built bridge between 210 at the first sensing electrode 230 and conduction, make conduction build bridge the 210 and first sensing electrode 230 by collets 222 mutually insulateds.Wherein the first or second printing process can be the intaglio printing processing procedure.
In the present embodiment, substrate 100 can more comprise the rim area 130 around visible area 110.Moreover the contactor control device structure comprises that more plural number lead-in wire 300 is arranged in the substrate 100 of rim area 130, to be electrically connected at the first sensing electrode 230 and the second sensing electrode 240.
In another embodiment, similar with the embodiment of Fig. 1 D-2, insulation course 224 can be a successive layers (not illustrating), and have plural number to hole corresponding to the district 120 of building bridge, each conduction is built bridge 210 is electrically connected the second adjacent sensing electrode 240 via every a pair of hole.
Please refer to Fig. 3 D, it is the contactor control device structural profile schematic diagram according to another embodiment of the utility model, and the parts that wherein are same as Fig. 1 D use identical label, and also the description thereof will be omitted.In the present embodiment, the contactor control device structure comprises: a substrate 100, complex conduction bridge formation 210, one insulation course 224, plural the first sensing electrode 230, plural the second sensing electrode 240 and a transfer base film 200.Substrate 100 is distinguished a visible area 110.Conduction bridge formation 210 is arranged on the transfer base film 200 spaced reciprocally.Insulation course 224 comprises spaced plural collets 222, and plural collets 222 are arranged on the conduction bridge formation 210.The first sensing electrode 230 and the second sensing electrode 240 mutually insulateds and be staggered on insulation course 224, wherein the first sensing electrode 230 is arranged along first axial (for example directions X), and is continuous structure.The second sensing electrode 240 is arranged along second axial (for example Y-direction) space, and is discontinuous.Define the district 120 of building bridge between the second adjacent sensing electrode 240.Conduction builds bridge 210 corresponding to the district 120 of building bridge, and is electrically connected the second adjacent sensing electrode 240.
In another embodiment, similar with the embodiment of Fig. 1 D-2, insulation course 224 can be a successive layers (not illustrating), and have plural number to hole corresponding to the district 120 of building bridge, each conduction is built bridge 210 is electrically connected the second adjacent sensing electrode 240 via every a pair of hole.
In the present embodiment, substrate 100 can more comprise the rim area 130 around visible area 110.Moreover the contactor control device structure comprises that more plural number lead-in wire 300 is arranged in the substrate 100 of rim area 130, in order to be electrically connected the first sensing electrode 230 and the second sensing electrode 240.
Figure 1A to Fig. 1 D-2 is the manufacture method diagrammatic cross-section of the contactor control device structure of corresponding diagram 1D-1 and Fig. 1 D-2 embodiment.Please refer to Figure 1A, a substrate 100 is provided, the rim area 130 that a visible area 110 is arranged and center on visible area 110 is distinguished in substrate 100.Form the first sensing electrode 230 and the second sensing electrode 240 in the substrate 100 of visible area 110, wherein the first sensing electrode 230 is arranged along first axial (for example directions X), and is continuous structure.The second sensing electrode 240 is arranged along second axial (for example Y-direction) space, and is discontinuous.Define the district 120 of building bridge between the second adjacent sensing electrode 240.For example, a printing process be can pass through, aforementioned the first sensing electrode 230 and the second sensing electrode 240 formed at a transfer base film (not illustrating).Then, by the transfer printing processing procedure, the first sensing electrode 230 and the second sensing electrode 240 are formed in the substrate 100 of visible area 110.Compared to traditional sputter and lithographic process, owing to not needing pyroprocessing when carrying out the transfer printing processing procedure, therefore the material of the first sensing electrode 230 and the second sensing electrode 240 is not subject to resistant to elevated temperatures conductive material.The first sensing electrode 230 and the second sensing electrode 240 (for example can comprise transparent conductive material, nano silver colloidal sol, ITO colloidal sol, IZO colloidal sol, ITFO colloidal sol, AZO colloidal sol, FZO colloidal sol, CNT colloidal sol or PEDOT colloidal sol), wherein the conductance of transparent conductive material is higher than 1/ Ω cm.In other embodiments, also can replace above-mentioned transfer printing processing procedure by sputter and lithographic process, wherein the material of the first sensing electrode 230 and the second sensing electrode 240 comprises the exotic materials such as ITO, IZO, ITFO, AZO or FZO.
Then, please refer to Figure 1B-1, by transfer printing or deposition manufacture process, form an insulation course 224 at the first sensing electrode 230 and the second sensing electrode 240.Insulation course 224 comprises spaced plural collets 222, and collets 222 are positioned on the first sensing electrode 230, and makes the first sensing electrode 230 and follow-up formation with the conduction that connects adjacent the second sensing electrode 240 210 mutually insulateds of building bridge.In another embodiment, please refer to Figure 1B-2, insulation course 224 can be a successive layers, and have plural number to hole 226 corresponding to the district 120 of building bridge.
Follow, please refer to Fig. 1 C and Fig. 1 D, it builds bridge 210 on insulation course 224 for the transfer printing conduction.Each conduction bridge formation 210 is electrically connected the second adjacent sensing electrode 240, and passes through insulation course 224 mutually insulateds with the first sensing electrode 230.At first, shown in Fig. 1 C, provide a transfer base film 200 to carry out the transfer printing processing procedure.Build bridge 210 by the first printing process at the complex conduction that transfer base film 200 forms the space.Form plural number lead-in wire 300 by the second printing process at transfer base film 200 again, lead-in wire 300 is corresponding to rim area 130.In other embodiments, conduction bridge formation 210 can form by the first printing process simultaneously with lead-in wire 300.
Then, please refer to Fig. 1 D-1, will have conduction build bridge 210 and 300 the transfer base film 200 of going between be attached in the substrate 100.By above-mentioned transfer printing processing procedure, make the conduction bridge formation 210 on the transfer base film 200 be electrically connected the second adjacent sensing electrode 240.Collets 222 are built bridge between 210 at the first sensing electrode 230 and conduction, and conduction bridge formation the 210 and first sensing electrode 230 is electrically insulated.Lead-in wire 300 is positioned in the substrate 100 of rim area 130, to be electrically connected respectively the first sensing electrode 230 and the second sensing electrode 240.In another embodiment, please refer to Fig. 1 D-2, when insulation course 224 was a successive layers, conduction built bridge 210 via the second adjacent sensing electrode 240 of every a pair of hole 226 electric connections.
Moreover, build bridge 210 and after 300 the transfer base film 200 of going between is attached at step in the substrate 100 will having conduction, different according to the material of transfer base film 200, can heat or UV treatment, build bridge 210 and go between 300 with curing conductive.
Follow again, please refer to Fig. 1 E-1 and Fig. 1 E-2, in order (for example to make other follow-up in contactor control device structure functional layer; protective seam, anti-reflecting layer etc.); or help and the applying of (for example, showing module etc.) of other electronic units, transfer base film 200 can be peeled off from substrate 100.When contactor control device structure and other electronic units are fitted, in the substrate 100 with respect to the surface that forms the first sensing electrode 230 and the second sensing electrode 240 in order to provide the user directly to carry out touch-control.
In other embodiments, build bridge before 210 the transfer printing processing procedure conducting electricity, can form plural number lead-in wire 300 in the substrate 100 of rim area 130 by other transfer printing processing procedures or serigraphy processing procedure, to be electrically connected the first sensing electrode 230 and the second sensing electrode 240.
Fig. 2 A to Fig. 2 D is the manufacture method diagrammatic cross-section of the contactor control device structure of corresponding diagram 2D embodiment, and the parts that wherein are same as Figure 1A to Fig. 1 D-2 use identical label, and also the description thereof will be omitted.Please refer to Fig. 2 A, a substrate 100 is provided, the rim area 130 that a visible area 110 is arranged and center on visible area 110 is distinguished in substrate 100.Then, form plural the first sensing electrode 230 and plural the second sensing electrode 240 in the substrate 100 of visible area 110, first sensing electrode 230 of the present embodiment and the aspect of the second sensing electrode 240 and the formation method embodiment corresponding with above-mentioned Figure 1A is basic identical, therefore do not repeat them here.
Please refer to Fig. 2 B to Fig. 2 D, it builds bridge 210 on the first sensing electrode 230 and the second sensing electrode 240 for form an insulation course 224 and complex conduction by the transfer printing processing procedure, wherein each conduction bridge formation 210 corresponds respectively to the district 120 of building bridge, and is electrically connected the second adjacent sensing electrode 240.Conduction is built bridge the 210 and first sensing electrode 230 by insulation course 224 mutually insulateds.In the present embodiment, insulation course 224 comprises spaced plural collets 222.In another embodiment, similar with Fig. 1 D-2, insulation course can be a successive layers (not illustrating), and has plural number to hole.Please refer to Fig. 2 B, a transfer base film 200 is provided.Can build bridge 210 at the complex conduction that transfer base film 200 forms the space by the first printing process.
Please refer to Fig. 2 C, by the second printing process corresponding collets 222 that form on each conducts electricity bridge formation 210, then, at the plural lead-in wire 300 of transfer base film 200 formation of corresponding rim area 130.Insulation course 224 is made of dielectric ink material (for example optical clear printing ink), and its conductance is lower than 10
-10/ Ω cm.Moreover lead-in wire 300 can be made of electrically conductive ink (for example elargol, copper glue or carbon paste), and the conductance of electrically conductive ink is higher than 1/ Ω cm.In other embodiments, conduction bridge formation 210 can form in the first printing process with lead-in wire 300 simultaneously.
Please refer to Fig. 2 D, to have that conduction builds bridge 210, collets 222 and 300 the transfer base film 200 of going between be attached in the substrate 100, make the conduction on the transfer base film 200 build bridge 210 corresponding to the district 120 of building bridge, and be electrically connected the second adjacent sensing electrode 240, collets 222 are built bridge between 210 at the first sensing electrode 230 and conduction, and the 210 and first sensing electrode 230 is electrically insulated so that conduction is built bridge.Lead-in wire 300 is positioned at the rim area 130 of substrate 100, to be electrically connected respectively the first sensing electrode 230 and the second sensing electrode 240.Moreover, after will having that conduction builds bridge 210, insulation course 224 and 300 the transfer base film 200 of going between be attached at step in the substrate 100, different according to the material of transfer base film 200, can heat or UV treatment, with curing conductive build bridge 210, insulation course 224 and go between 300.
Please refer to Fig. 2 E; in order to make other follow-up in contactor control device structure functional layer (for example, protective seam, anti-reflecting layer etc.), or help with other electronic units (for example; demonstration module etc.) applying can be peeled off transfer base film 200 from substrate 100.When contactor control device structure and other electronic units are fitted, in the substrate 100 with respect to the surface that forms the first sensing electrode 230 and the second sensing electrode 240 in order to provide the user directly to carry out touch-control.Fig. 3 A to 3D is the manufacture method diagrammatic cross-section of the contactor control device structure of corresponding diagram 3D embodiment, and the parts that wherein are same as Figure 1A to Fig. 1 D-2 use identical label, and also the description thereof will be omitted.Please refer to Fig. 3 A, a transfer base film 200 is provided.Build bridge 210 by the first printing process at the complex conduction that transfer base film 200 forms the space.
Then, please refer to Fig. 3 B, by the second printing process, conducting electricity 210 formation, one insulation course 224 of building bridge, insulation course 224 comprises the plural collets 222 of corresponding conduction bridge formation 210.In another embodiment, similar with Fig. 1 D-2, insulation course can be a successive layers (not illustrating), and has plural number to hole.Insulation course 224 usefulness so that the first sensing electrode 230 of conduction rack bridge 210 and follow-up formation mutually be electrically insulated.Then, the transfer base film 200 in corresponding rim area 130 forms plural number lead-in wire 300.In other embodiments, plural number lead-in wire 300 and complex conduction are built bridge and 210 can be in the first printing process be built bridge with conduction and 210 form simultaneously, perhaps, can build bridge and form plural number between 210 step and the step that forms insulation course 224 and go between 300 forming conduction.
Please refer to Fig. 3 C, by the 3rd printing process, form mutually insulated and staggered plural the first sensing electrode 230 and plural the second sensing electrodes 240 at conduction bridge formation 210 and collets 222.Wherein the first sensing electrode 230 is arranged along first axial (for example directions X), and is continuous structure.The second sensing electrode 240 is arranged along second axial (for example Y-direction) space, and is discontinuous.Define the district 120 of building bridge between the second adjacent sensing electrode 240.The district 120 of building bridge builds bridge 210 in correspondence with each other with conduction, and conduction is built bridge and 210 is electrically connected the second adjacent sensing electrode 240.Moreover lead-in wire 300 is electrically connected at respectively the first sensing electrode 230 and the second sensing electrode 240.In the present embodiment, sequentially make conduction bridge formation 210, collets 222, plural the first sensing electrode 230 and plural the second sensing electrode 240 by different printing process.Because last step at the intaglio printing processing procedure forms sensing electrode, can avoid scratch or destroy sensing electrode.
Please refer to Fig. 3 D, the transfer base film 200 that will have conduction bridge formation 210, insulation course 224, lead-in wire the 300, first sensing electrode 230 and the second sensing electrode 240 is attached in the substrate 100.Make the first sensing electrode 230 and the second sensing electrode 240 be positioned at the visible area 110 of substrate 100, and 300 rim area 130 that are positioned at substrate 100 that go between.Moreover, different according to the material of transfer base film 200, can heat or UV treatment in follow-up, with curing conductive bridge formation 210, collets 222, lead-in wire the 300, first sensing electrode 230 and the second sensing electrode 240.
Follow again, please refer to Fig. 3 E, in order (for example to make other follow-up in contactor control device structure functional layer; protective seam, anti-reflecting layer etc.); or help and the applying of (for example, showing module etc.) of other electronic units, transfer base film 200 can be peeled off from substrate 100.When contactor control device structure and other electronic units are fitted, in the substrate 100 with respect to the surface that forms the first sensing electrode 230 and the second sensing electrode 240 in order to provide the user directly to carry out touch-control.In addition, in other embodiments, conduction bridge formation 210, insulation course 224, lead-in wire the 300, first sensing electrode 230 and the second sensing electrode 240 also can be formed at respectively in the substrate 100 by multiple tracks transfer printing processing procedure.
The embodiment that the utility model provides, conduction bridge formation 210 can be by optical clear ink material (for example nano silver colloidal sol, ITO colloidal sol, IZO colloidal sol, ITFO colloidal sol, AZO colloidal sol, FZO colloidal sol, CNT colloidal sol or PEDOT colloidal sol), and its conductance is higher than 1/ Ω cm.Insulation course 224 can be made of dielectric ink (for example optical clear printing ink), and its conductance is lower than 10
-10/ Ω cm.Lead-in wire 300 can be made of electrically conductive ink (for example elargol, copper glue or carbon paste), and its conductance is higher than 1/ Ω cm.Transfer base film 200 can be consisted of by having flexual plastic film (for example mylar (polyethylene terephthalate, PET), tygon, polypropylene, Polyvinylchloride, polystyrene, polyvinyl alcohol (PVA) or polyimide).Moreover the thickness of transfer base film 200 can be 20 microns to 200 microns scope.According to the material of transfer base film 200, the transfer printing processing procedure can adopt hot transfer printing, cold transfer printing or room temperature transfer printing.Substrate 100 can be made of glass, plastic cement or other transparent materials of commonly using.
According to the utility model embodiment, owing to can make conduction bridge formation, insulation course and sensing electrode by transfer printing, compared to the classical production process by sputter and lithographic process, improved the material selectivity of sensing electrode in the contactor control device, and be not subject to exotic material.Moreover, owing to carrying out the transfer printing processing procedure to make conduction bridge formation, insulation course and the sensing electrode of contactor control device by transfer base film, can reduce or get rid of the harmful effect of the layer structure generation that when forming inferior one deck structure previous step has been formed, and then promote yield.In addition, replace sputter and lithographic process with the transfer printing processing procedure, can simplify processing procedure, and then enhance productivity.In addition owing to need not expensive processing procedure (for example, sputter and lithographic process) equipment, the pollution that therefore can improve price competitive edge and reduce chemical agent.
The above only is preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any modification of making, be equal to replacement, improvement etc., all should be included within the scope of the utility model protection.
Claims (9)
1. a contactor control device structure is characterized in that, comprising:
Substrate, described substrate is distinguished a visible area;
Plural number the first sensing electrode and plural the second sensing electrode mutually insulated and be staggered in the described substrate of described visible area, wherein said the second sensing electrode is discontinuous, and defines the district of building bridge between described the second adjacent sensing electrode;
Insulation course is arranged on described the first sensing electrode and described the second sensing electrode;
Transfer base film; And
Complex conduction is built bridge, be arranged at spaced reciprocally on the described transfer base film, wherein said conduction is built bridge and is arranged on the described insulation course by the transfer printing processing procedure, and corresponding to described bridge formation district, each conduction is built bridge and is electrically connected described the second adjacent sensing electrode, and described conduction is built bridge with described the first sensing electrode by described insulation course mutually insulated.
2. a contactor control device structure is characterized in that, comprising:
Substrate, described substrate is distinguished a visible area;
Plural number the first sensing electrode and plural the second sensing electrode mutually insulated and be staggered in the described substrate of described visible area, wherein said the second sensing electrode is discontinuous, and defines the district of building bridge between described the second adjacent sensing electrode;
Transfer base film;
Complex conduction is built bridge, and is arranged at spaced reciprocally on the described transfer base film; And
Insulation course, be arranged on the described conduction bridge formation, wherein said conduction is built bridge and described insulation course is arranged on described the first sensing electrode and described the second sensing electrode by the transfer printing processing procedure, and wherein said conduction rack is corresponding to described bridge formation district, each conduction is built bridge and is electrically connected described the second adjacent sensing electrode, and described conduction is built bridge with described the first sensing electrode by described insulation course mutually insulated.
3. a contactor control device structure is characterized in that, comprising:
Substrate, described substrate is distinguished a visible area;
Transfer base film;
Complex conduction is built bridge, and is arranged at spaced reciprocally on the described transfer base film;
Insulation course is arranged on the described conduction bridge formation; And
Plural number the first sensing electrode and plural the second sensing electrode, be staggered on described insulation course, wherein said the second sensing electrode is discontinuous, and define a bridge formation district between described the second adjacent sensing electrode, each conduction is built bridge and is electrically connected described the second adjacent sensing electrode, and pass through described insulation course mutually insulated with described the first sensing electrode, and wherein said conduction bridge formation, described insulation course, described the first sensing electrode and described the second sensing electrode are arranged in the described substrate of described visible area by a transfer printing processing procedure.
4. the described contactor control device structure of any one in 3 according to claim 1, it is characterized in that, the rim area that has around described visible area is more distinguished in described substrate, and described contactor control device structure more comprises the plural number lead-in wire, be arranged in the described substrate of described rim area, to be electrically connected respectively described the first sensing electrode and described the second sensing electrode.
5. the described contactor control device structure of any one in 3 according to claim 1, it is characterized in that, the rim area that has around described visible area is more distinguished in described substrate, and described contactor control device structure more comprises the plural number lead-in wire, be arranged on the described transfer base film, and corresponding to described rim area, to be electrically connected respectively described the first sensing electrode and described the second sensing electrode.
6. the described contactor control device structure of any one in 3 according to claim 1, it is characterized in that, the material that described conduction is built bridge comprises nano silver colloidal sol, indium tin oxide colloidal sol, indium-zinc oxide colloidal sol, indium tin oxyfluoride colloidal sol, aluminium zinc oxide colloidal sol, fluorine zinc oxide colloidal sol, CNT colloidal sol or conducting polymer colloidal sol.
7. the described contactor control device structure of any one in 3 according to claim 1, it is characterized in that, the material of described the first sensing electrode and described the second sensing electrode comprises nano silver colloidal sol, indium tin oxide colloidal sol, indium-zinc oxide colloidal sol, indium tin oxyfluoride colloidal sol, aluminium zinc oxide colloidal sol, fluorine zinc oxide colloidal sol, CNT colloidal sol or conducting polymer colloidal sol.
8. the described contactor control device structure of any one in 3 according to claim 1 is characterized in that, described insulation course comprises spaced plural collets, corresponding to described bridge formation district.
9. the described contactor control device structure of any one in 3 according to claim 1, it is characterized in that, described insulation course have plural number to hole corresponding to described bridge formation district, each conduction is built bridge is electrically connected described the second adjacent sensing electrode via every a pair of hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220515652 CN202838264U (en) | 2012-09-27 | 2012-09-27 | Structure of touch device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220515652 CN202838264U (en) | 2012-09-27 | 2012-09-27 | Structure of touch device |
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| Publication Number | Publication Date |
|---|---|
| CN202838264U true CN202838264U (en) | 2013-03-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220515652 Expired - Lifetime CN202838264U (en) | 2012-09-27 | 2012-09-27 | Structure of touch device |
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| Country | Link |
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| CN (1) | CN202838264U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103699253A (en) * | 2012-09-27 | 2014-04-02 | 宝宸（厦门）光学科技有限公司 | Touch device structure and manufacturing method thereof |
| CN105094444A (en) * | 2015-08-24 | 2015-11-25 | 京东方科技集团股份有限公司 | Manufacturing method for touch panel, touch panel and touch display device |
-
2012
- 2012-09-27 CN CN 201220515652 patent/CN202838264U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103699253A (en) * | 2012-09-27 | 2014-04-02 | 宝宸（厦门）光学科技有限公司 | Touch device structure and manufacturing method thereof |
| CN103699253B (en) * | 2012-09-27 | 2017-10-03 | 宝宸（厦门）光学科技有限公司 | Touch control device structure and its manufacture method |
| CN105094444A (en) * | 2015-08-24 | 2015-11-25 | 京东方科技集团股份有限公司 | Manufacturing method for touch panel, touch panel and touch display device |
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Granted publication date: 20130327 Effective date of abandoning: 20171003 |