WO2014166175A1 - 触摸屏感应模组及其制作方法和显示器 - Google Patents
触摸屏感应模组及其制作方法和显示器 Download PDFInfo
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- WO2014166175A1 WO2014166175A1 PCT/CN2013/079318 CN2013079318W WO2014166175A1 WO 2014166175 A1 WO2014166175 A1 WO 2014166175A1 CN 2013079318 W CN2013079318 W CN 2013079318W WO 2014166175 A1 WO2014166175 A1 WO 2014166175A1
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- Prior art keywords
- conductive
- layer
- strip
- touch screen
- sensing module
- Prior art date
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 18
- 239000000758 substrate Substances 0.000 claims abstract description 48
- 239000000463 material Substances 0.000 claims abstract description 13
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- 239000010410 layer Substances 0.000 claims description 144
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- 239000011248 coating agent Substances 0.000 claims description 17
- 239000003292 glue Substances 0.000 claims description 17
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 13
- 238000004049 embossing Methods 0.000 claims description 13
- 238000005530 etching Methods 0.000 claims description 12
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- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 claims description 6
- AMGQUBHHOARCQH-UHFFFAOYSA-N indium;oxotin Chemical group [In].[Sn]=O AMGQUBHHOARCQH-UHFFFAOYSA-N 0.000 claims description 6
- 229920003229 poly(methyl methacrylate) Polymers 0.000 claims description 4
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- LLLVZDVNHNWSDS-UHFFFAOYSA-N 4-methylidene-3,5-dioxabicyclo[5.2.2]undeca-1(9),7,10-triene-2,6-dione Chemical group C1(C2=CC=C(C(=O)OC(=C)O1)C=C2)=O LLLVZDVNHNWSDS-UHFFFAOYSA-N 0.000 claims description 3
- GYHNNYVSQQEPJS-UHFFFAOYSA-N Gallium Chemical compound [Ga] GYHNNYVSQQEPJS-UHFFFAOYSA-N 0.000 claims description 3
- 229910021393 carbon nanotube Inorganic materials 0.000 claims description 3
- 239000002041 carbon nanotube Substances 0.000 claims description 3
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- YVTHLONGBIQYBO-UHFFFAOYSA-N zinc indium(3+) oxygen(2-) Chemical compound [O--].[Zn++].[In+3] YVTHLONGBIQYBO-UHFFFAOYSA-N 0.000 claims description 3
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- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
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Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/044—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
- G06F3/0446—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means using a grid-like structure of electrodes in at least two directions, e.g. using row and column electrodes
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/044—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
- G06F3/0445—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means using two or more layers of sensing electrodes, e.g. using two layers of electrodes separated by a dielectric layer
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2203/00—Indexing scheme relating to G06F3/00 - G06F3/048
- G06F2203/041—Indexing scheme relating to G06F3/041 - G06F3/045
- G06F2203/04103—Manufacturing, i.e. details related to manufacturing processes specially suited for touch sensitive devices
Definitions
- Touch screen sensing module manufacturing method thereof and display
- the present invention relates to the field of electronic technologies, and in particular, to a touch screen sensing module, a manufacturing method thereof, and a display. Background technique
- a touch screen is an inductive device that can receive input signals such as touch.
- the touch screen gives the information a new look and is an attractive new information interaction device.
- the ITO conductive layer is still a vital part of the touch screen sensing module.
- the traditional touch screen sensing module mainly adopts two glass superimposed structures, each of which forms an ITO conductive pattern, and the two glass ITO patterns overlap each other to form a capacitor-like structure.
- the touch screen sensing module of this structure needs to form an ITO conductive pattern on each piece of glass, and the manufacturing process is complicated and lengthy, so the yield of the product is also reduced.
- the ITO conductive layer on both glasses requires an etching process, and a large amount of ITO material is wasted and the cost is high.
- the superposition of two pieces of glass not only has the problem of alignment difficulties, but also greatly increases the thickness of the touch screen sensing module. Summary of the invention
- a touch screen sensing module includes a stacked substrate, a first conductive layer and a second conductive layer, and the first conductive layer and the second conductive layer are disposed between the first conductive layer and the first conductive layer a second conductive layer-insulating insulating layer, the first conductive layer includes a plurality of first conductive strips disposed in parallel on the substrate, and the first conductive strip is made of a transparent semiconductor oxide.
- the second conductive layer includes a plurality of second conductive strips disposed in parallel in the insulating adhesive layer, the second conductive strips being conductive grids formed by crossing conductive thin lines, the insulating adhesive One of the surfaces of the layer is provided with a grid-like groove, and the second conductive strip is received by the groove
- the conductive material is formed by curing, and the first conductive strip and the second conductive strip are spaced apart from each other in the thickness direction of the substrate and overlapped.
- the transparent semiconductor oxide is indium tin oxide, indium zinc oxide, aluminum zinc oxide or gallium zinc oxide.
- the material of the substrate is ethylene terephthalate, polybutylene terephthalate, polymethyl methacrylate, polycarbonate plastic or glass.
- the conductive thin wire is made of metal, graphene, carbon nanotubes, indium tin oxide or a conductive polymer.
- the first conductive strip vertically overlaps the second conductive strip.
- the insulating adhesive layer includes a first adhesive layer covering the first conductive layer and a second adhesive layer disposed on the first adhesive layer disposed on the substrate.
- the second conductive strip is embedded in the second adhesive layer.
- the touch screen sensing module further includes a first electrode lead electrically connected to the first conductive strip and a second electrode lead electrically connected to the second conductive strip.
- the first electrode lead is a metal plating or a conductive silver paddle.
- one side edge of the insulating rubber layer is provided with a notch, the notch is opposite to the free end of the first electrode lead, and the free end of the second electrode lead is located on the side of the notch to.
- the second electrode lead is divided into two groups, and the free ends of the two sets of second electrode leads are respectively located at two sides of the gap position.
- the second electrode lead is a metal solid wire, and the second electrode lead is electrically connected to at least two of the second conductive strips.
- the second electrode lead is a conductive mesh formed by crossing conductive thin lines, and a mesh density of the second electrode lead is smaller than a mesh density of the second conductive strip,
- the second electrode lead and the second conductive strip are electrically connected by a solid electrode patch cord, and the electrode patch cord and at least two of the grid-shaped second conductive strips are electrically conductive
- the thin wires are electrically connected and electrically connected to at least two of the second electrode leads of the grid shape.
- a display comprising the touch screen sensing module of any of the above embodiments.
- the touch screen sensing module having the above structure has only one substrate, and the thickness of the conventional two-layer glass substrate is remarkably reduced, and the material is saved, and the cost is relatively low. Therefore, the thickness and cost of the display of the above-mentioned touch screen sensing module are also low, which is beneficial to the realization of ultra-thinning products.
- a method for manufacturing a touch screen sensing module includes the following steps:
- a conductive film is formed on one side surface of the substrate by vacuum sputtering or evaporation, and then a photoresist is coated on the conductive layer, and the conductive layer is formed into a plurality of parallel by exposure development and etching processes.
- a first conductive strip a plurality of the first conductive strips constituting a first conductive layer;
- the stamping die is provided with a plurality of grid-shaped projections arranged in parallel for the surface to be imprinted.
- the preparation method further includes the step of fabricating a first electrode lead electrically connected to the first conductive strip at one end of the first conductive strip after the first conductive layer is formed, specifically For:
- a plurality of conductive silver paddles respectively electrically connected to the plurality of the first conductive strips are printed at one end of the first conductive layer by a screen printing method to form a first electrode lead.
- the coating step of the insulating layer comprises coating a first adhesive layer covering the first conductive layer on the substrate, and the surface of the first adhesive layer is to be cured after the first adhesive layer is hardened.
- the preparation method further includes the step of embossing a plurality of second electrode lead grooves respectively communicating with the plurality of the strip grooves while embossing the strip grooves, and then The second electrode lead trench is filled with a conductive material to form a second electrode lead electrically connected to the second conductive strip.
- the surface of the stamping die for embossing is provided with a plurality of grid-shaped protrusions arranged in parallel for embossing to form the second conductive strip and a plurality of mesh shapes respectively.
- a lattice-shaped projection or a solid projection for embossing the second electrode lead groove is formed by bumping.
- the preparation method further includes the step of fabricating a second electrode lead electrically connected to the second conductive strip on one side of the second conductive layer after the second conductive layer is formed, specifically For:
- a plurality of conductive silver paddles electrically connected to the plurality of the second conductive strips are printed on both ends of the second conductive layer by screen printing to form a second electrode lead.
- the manufacturing method of the touch screen sensing module is relatively simple in the process of coating-lithography-etching-imprinting, and the obtained first conductive layer and the second conductive layer can be aligned according to a preset manner, thereby obtaining The yield of the product is improved.
- 1 is a schematic structural view of a display of an embodiment
- 2 is a schematic structural view of the touch screen sensing module of FIG. 1;
- FIG. 3 is an exploded perspective view of the touch screen sensing module of FIG. 2;
- Figure 4 is a cross-sectional view taken along line I-I of Figure 1;
- FIG. 5 is a cross-sectional view of a touch screen sensing module for protecting two layers of glue layers
- Figure 6 is a partial enlarged view of the portion IV of Figure 3;
- Figure 7 is a schematic illustration of the connection of a second conductive strip of a diamond-shaped conductive grid to a second electrode lead;
- FIG. 8 is a schematic structural view of a second conductive strip formed by an irregularly shaped conductive mesh
- FIG. 9 is a schematic view showing the connection of a second electrode lead formed by a conductive mesh and an electrode transfer line.
- a display 10 of an embodiment includes a touch screen sensing module 100 and a housing 200.
- the touch screen sensing module 100 is located in the housing 200.
- the touch screen sensing module 100 includes a substrate 110, a first conductive layer 120, an insulating layer 130, a second conductive layer 140, and a first power.
- the pole lead 150, the second electrode lead 160, and the circuit board 170 are sequentially stacked, and the insulating layer 130 is disposed on the substrate 110 to insulate the first conductive layer 120 from the second conductive layer 140.
- the first electrode lead 150 is electrically connected to the first conductive layer 120.
- the second electrode lead 160 is electrically connected to the second conductive layer 140.
- the circuit board 170 is electrically connected to the first electrode lead 150 and the second electrode lead 160, respectively.
- the substrate 1 10 is a rectangular parallelepiped shape made of a transparent material.
- the material of the substrate 110 is glass. It can be understood that in other embodiments, the material of the substrate 1 10 may also be ethylene terephthalate (PET), polybutylene terephthalate (PBT), polymethyl methacrylate (PMMA) or A transparent substrate made of polycarbonate (PC) plastic or the like.
- the first conductive layer 120 is formed on one side surface of the substrate 110.
- the first conductive layer 120 includes a plurality of first conductive strips 122 disposed in parallel. A gap is left between the adjacent two first conductive strips 122 and insulated. In the present embodiment, the extending direction of the first conductive strip 122 is parallel to the longitudinal direction of the rectangular substrate 110.
- the material of the first conductive strip 122 is indium tin oxide (ITO).
- the extending direction of the first conductive strip 122 may be parallel to the width direction of the substrate 110 or other feasible extending direction, and the material of the first conductive strip 122 is not limited to ITO, such as It may be another semiconductor oxide material, especially a metal-doped n-type semiconductor oxide such as aluminum oxide (AZO), gallium zinc oxide (GZO) or indium zinc oxide (IZO) which is excellent in transparency and conductivity.
- ITO indium gallium oxide
- AZO aluminum oxide
- GZO gallium zinc oxide
- IZO indium zinc oxide
- first electrode leads 150 electrically connected to each of the first conductive strips 122, respectively.
- a plurality of first electrode leads 150 are disposed at one end of the first conductive strip 122, and are electrically connected to the plurality of first conductive strips 122, respectively, and then collectively connected to the circuit board 170.
- the circuit board 170 is disposed at a central portion of the first conductive layer 120 side to facilitate electrical connection with the first electrode lead 150.
- the first electrode lead 150 may be a metal plating or a conductive silver paddle.
- the insulating adhesive layer 130 is disposed on the substrate 110 and covers the first conductive layer 120.
- the insulating glue layer 130 is further embedded in the aperture between the adjacent first conductive strips 122 such that the insulating properties between adjacent first conductive strips 122 are further enhanced.
- a side surface of the insulating adhesive layer 130 away from the first conductive layer 120 is provided with a grid-like groove (not shown). In this embodiment, the groove is in The surface of the insulating layer 130 is distributed in a strip shape, and adjacent grooves are not connected.
- the insulating layer 130 is provided with a notch 132 at the position of the circuit board 170.
- the notch 132 is opposite to the free end of the first electrode lead 150, and the free end of the second electrode lead 160 is located laterally of the notch 132 to facilitate mounting of the circuit board 170 on the substrate 110 and with the first electrode lead 150 and the second electrode
- the leads 160 are electrically connected.
- the insulating rubber layer 130 is integrally formed. It can be understood that, in other embodiments, as shown in FIG. 5, the insulating adhesive layer 130 may be composed of a plurality of layers of adhesive layers, such as two adhesive layers - a first adhesive layer 134 and a second adhesive layer 136.
- the first adhesive layer 134 is disposed on the substrate 110 and covers the first conductive layer
- the second adhesive layer 136 is disposed on the first adhesive layer 134.
- the second conductive layer 140 is embedded in the insulating layer 130 and includes a plurality of second conductive strips 142 disposed in parallel.
- the extending direction of the second conductive strip 142 is parallel to the width direction of the substrate 110, that is, the second conductive strip 142 vertically overlaps the first conductive strip 122 in the thickness direction of the substrate 110.
- the first conductive strip 122 and the second conductive strip 142 are insulated by the insulating adhesive layer 130, the first conductive layer 120 composed of the first conductive strip 122 and the second conductive strip 142 are formed.
- a capacitor-like structure is formed between the second conductive layers 140.
- the second conductive strip 142 and the first conductive strip 122 are not limited to being vertically overlapped, and may overlap at other non-orthogonal angles, as long as the first conductive layer 120 is used when touched. Space positioning may be achieved with the second conductive layer 140.
- the second conductive strip 142 is a conductive mesh formed by intersecting a plurality of conductive thin wires, wherein the conductive thin wires have a line width of 200 ⁇ -5 ⁇ , and the conductive thin wires have a thickness smaller than the insulating
- the thickness of the adhesive layer 130, the intersection of two adjacent conductive thin wires constitutes a node of the conductive mesh, and the distance between any two adjacent nodes is 50 ⁇ m to 500 ⁇ m.
- the conductive mesh is housed in a grid-like recess and is formed by curing of a conductive material. As shown in FIG. 6, FIG. 7, and FIG. 8, the shape of the mesh unit may be a regular hexagon, a diamond, a rectangle, or other irregular shape.
- the second conductive strip 142 can be made of a wide range of materials, such as metal, graphene, carbon nanotubes, indium tin oxide or conductive polymers.
- the conductive material is made of a conductive material, wherein the metal may be at least one metal selected from the group consisting of gold, silver, copper, aluminum, molybdenum, nickel, and zinc, or an alloy formed of a plurality of metals thereof.
- the second conductive strip 142 can greatly reduce the electrical resistance, thereby reducing the energy consumption of the touch screen sensing module.
- the second electrode lead 160 is embedded in the insulating layer 130. There are a plurality of second electrode leads 160. Each of the second electrode leads 160 is electrically connected to one of the plurality of second conductive strips 142, specifically to at least two conductive thin wires in each of the conductive meshes to strengthen the second electrode leads 160 and Electrical connectivity between the second conductive strips 140.
- the plurality of second electrode leads 160 are divided into two groups, which are respectively disposed on both sides of the second conductive layer 140 around the periphery of the notch 132, and finally collected on the circuit board 170 at the position of the notch 132.
- the second conductive strip 142 is a solid strip
- the second electrode lead 160 is directly electrically connected to the second conductive strip 142.
- the second electrode lead 160 is a conductive mesh formed by the intersection of conductive thin wires, and the conductive thin wires in the second electrode lead 160 have a line width of 200 ⁇ -5 ⁇ , and the thickness is smaller than that of the insulating adhesive layer 130.
- the thickness, the intersection of two adjacent conductive thin wires constitutes a node of the conductive mesh, and the distance between any two adjacent nodes is 100 ⁇ m to 100 ⁇ m. As shown in FIG.
- the grid-shaped second electrode lead 160 and the grid-shaped second conductive strip 142 are electrically connected through the electrode patch cord 180, wherein the electrode patch cord 180 and the second conductive strip 142 are At least two conductive thin wires are electrically connected and electrically connected to at least two conductive thin wires of the second electrode lead 160.
- the second electrode lead 160 may be formed by etching a metal coating or by screen printing a conductive silver paddle.
- the second electrode lead 160 has a grid structure, which is easy to be scraped when filling the conductive material, and the conductive material is more easily retained without being scraped off, and at the same time, for the nano-scale conductive silver paddle, no sintering effect occurs during sintering. A diffused silver ball is produced which causes the second electrode lead to break.
- the second electrode lead 160 can also be a solid wire. Accordingly, the second electrode lead 160 is directly electrically connected to at least two conductive thin wires of the grid-shaped second conductive strip 142. Just fine.
- the second conductive strips 142 and the second electrode leads 160 may be embedded in the uppermost adhesive layer, such as embedded in the second adhesive.
- the touch screen sensing module 100 having the above structure has only one substrate 1 10, and the thickness of the conventional two-layer glass substrate is remarkably reduced, and the material is saved, and the cost is relatively low. Therefore, the thickness and cost of the display 10 of the above-described touch screen sensing module 100 are also low, which is advantageous for the realization of ultra-thinning of the product.
- the touch screen sensing module 100 may not include the first electrode lead
- the second electrode lead 160 and the circuit board 170 and the like can be mounted later when the display 10 is assembled.
- the embodiment further provides a method for manufacturing a touch screen sensing module, which includes the following steps:
- Step 1 forming a conductive film on one side surface of the substrate by vacuum sputtering or evaporation, and then coating a photoresist on the conductive layer, and forming a plurality of parallel conductive layers by exposure development and etching processes.
- the first conductive strip, the plurality of first conductive strips constitute the first conductive layer.
- the substrate has a rectangular shape, and the first conductive strip is formed in a direction parallel to the longitudinal direction of the substrate, and a gap is left between the adjacent first conductive strips to be insulated.
- a first electrode lead electrically connected to the first conductive strip is further formed at one end of the first conductive strip, specifically:
- a plurality of conductive silver paddles electrically connected to the plurality of first conductive strips are printed at one end of the first conductive layer by screen printing to form a first electrode lead.
- Step 2 coating a layer of an insulating layer covering the first conductive layer on the substrate.
- the coating method of the insulating layer may be a method of blade coating or spin coating.
- the coating step of the insulating adhesive layer may include coating a first adhesive layer covering the first conductive layer on the substrate, and coating the surface of the first adhesive layer with the first adhesive layer for embossing
- the second layer of glue may be made of a layer of glue or a layer of glue. Composition.
- the insulating layer can act as an insulating layer, and on the other hand, it can prevent damage to the first conductive layer in the subsequent production of the second conductive layer.
- the insulating layer is formed with a notch on one side of the first conductive layer to facilitate electrical connection between the subsequently mounted circuit board and the first electrode lead and the second electrode lead.
- Step 3 performing an imprint process on the insulating adhesive layer by using a stamping die to form a plurality of strip-shaped grooves disposed overlapping the first conductive strips, the strip-shaped recesses including a plurality of through-grid grooved cells and the The strip-shaped grooves are spaced apart from the first conductive strips in the thickness direction of the substrate.
- the strip-shaped grooves are formed perpendicular to the first conductive strip.
- the strip-like grooves are formed on the uppermost layer of glue, such as the second layer of glue above.
- the surface of the stamping die for embossing is provided with a plurality of grid-shaped projections arranged in parallel, wherein the grid has a line width of 200 ⁇ -5 ⁇ , and the groove-like groove bottom is also formed in a grid shape.
- the projections of the stamping die for the embossed surface may also be smooth flat surfaces.
- Step 4 filling the strip-shaped recess with a conductive material, and after the conductive material is hardened, forming a second conductive strip, and the plurality of second conductive strips forming the second conductive layer, thereby obtaining a touch screen sensing module.
- the method further includes the step of embossing a plurality of second electrode lead grooves respectively communicating with the plurality of strip grooves while embossing the strip-shaped grooves, and then filling the second electrode lead grooves
- the electrically conductive material forms a second electrode lead that is electrically connected to the second electrically conductive strip.
- the surface of the stamping die for embossing is provided with a plurality of grid-shaped protrusions arranged in parallel for embossing to form the second conductive strip and a plurality of protrusions respectively connected to each of the grid-shaped protrusions for pressing A grid-shaped projection or a solid projection of the second electrode lead groove is formed.
- the second electrode lead can also be prepared by the following steps, specifically:
- a conductive silver paddle electrically connected to the conductive strip forms a second electrode lead.
- the manufacturing method of the touch screen sensing module is relatively simple in the process of coating-lithography-etching-imprinting, and the second electrode layer is formed by imprinting, which can avoid the conductive material caused by etching or the like. Waste, save costs.
- the obtained first conductive layer and second conductive layer can be aligned according to a predetermined manner, so that the yield of the obtained product is improved.
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Position Input By Displaying (AREA)
Abstract
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2015510635A JP5849340B2 (ja) | 2013-04-12 | 2013-07-12 | タッチスクリーンセンシングモジュール及びその製造方法と表示装置 |
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
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Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20120064558A (ko) * | 2010-12-09 | 2012-06-19 | 영 패스트 옵토일렉트로닉스 씨오., 엘티디. | 터치감지기도안 및 신호선의 제조방법 |
CN202615347U (zh) * | 2012-03-31 | 2012-12-19 | 北京京东方光电科技有限公司 | 一种触摸屏、触控液晶面板及一种显示装置 |
CN102870508A (zh) * | 2011-04-26 | 2013-01-09 | 日本梅克特隆株式会社 | 用于制造透明印刷电路的方法和用于制造透明触摸板的方法 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI322374B (en) * | 2006-04-14 | 2010-03-21 | Ritdisplay Corp | Light transmission touch panel and manufacturing method thereof |
TWI379226B (en) * | 2009-03-13 | 2012-12-11 | Tpk Touch Solutions Inc | Liquid crystal display with integrated capacitive touch device |
TW201128261A (en) * | 2010-02-03 | 2011-08-16 | J Touch Corp | Improved structure for touch panel |
CN101976146B (zh) * | 2010-10-12 | 2012-05-30 | 友达光电股份有限公司 | 触控面板的制造方法 |
EP2632236A1 (en) * | 2010-10-22 | 2013-08-28 | Sony Corporation | Patterned base, method for manufacturing same, information input device, and display device |
JP2012140646A (ja) * | 2010-12-28 | 2012-07-26 | Innovation & Infinity Global Corp | 拡散ブロッキング構造、透明導電構造及びその製造方法 |
KR101907484B1 (ko) * | 2011-07-21 | 2018-12-05 | 미래나노텍(주) | 터치 스크린 패널 제조 장치 및 제조 방법 |
CN102722279A (zh) * | 2012-05-09 | 2012-10-10 | 崔铮 | 金属网格导电层及其具备该导电层的触摸面板 |
CN102930922B (zh) * | 2012-10-25 | 2015-07-08 | 南昌欧菲光科技有限公司 | 一种具有各向异性导电的透明导电膜 |
-
2013
- 2013-04-12 CN CN201310127475.2A patent/CN103412668B/zh active Active
- 2013-07-12 KR KR20137026484A patent/KR20140132264A/ko active Search and Examination
- 2013-07-12 JP JP2015510635A patent/JP5849340B2/ja active Active
- 2013-07-12 WO PCT/CN2013/079318 patent/WO2014166175A1/zh active Application Filing
- 2013-08-23 TW TW102130225A patent/TWI510993B/zh not_active IP Right Cessation
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20120064558A (ko) * | 2010-12-09 | 2012-06-19 | 영 패스트 옵토일렉트로닉스 씨오., 엘티디. | 터치감지기도안 및 신호선의 제조방법 |
CN102870508A (zh) * | 2011-04-26 | 2013-01-09 | 日本梅克特隆株式会社 | 用于制造透明印刷电路的方法和用于制造透明触摸板的方法 |
CN202615347U (zh) * | 2012-03-31 | 2012-12-19 | 北京京东方光电科技有限公司 | 一种触摸屏、触控液晶面板及一种显示装置 |
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106155403A (zh) * | 2015-04-27 | 2016-11-23 | 南昌欧菲光显示技术有限公司 | 触控元件 |
EP3312707A4 (en) * | 2015-06-22 | 2018-11-07 | Fujikura Ltd. | Wiring body, wiring substrate, and touch sensor |
US10394401B2 (en) | 2015-06-22 | 2019-08-27 | Fujikura Ltd. | Wiring body, wiring board, and touch sensor |
EP3396500A4 (en) * | 2015-12-25 | 2019-05-08 | Fujikura Ltd. | WIRING BODY, WIRING SUBSTRATE, AND TOUCH SENSOR |
CN108762578A (zh) * | 2018-06-12 | 2018-11-06 | 信利光电股份有限公司 | 一种金属网格触摸屏及其制备工艺 |
CN108762578B (zh) * | 2018-06-12 | 2024-05-28 | 信利光电股份有限公司 | 一种金属网格触摸屏及其制备工艺 |
CN111506219A (zh) * | 2020-04-21 | 2020-08-07 | 南昌欧菲显示科技有限公司 | 触控传感器及触控显示设备 |
CN112625614A (zh) * | 2020-12-10 | 2021-04-09 | 业成科技(成都)有限公司 | 导电结构、其制备方法及触控显示装置 |
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CN103412668B (zh) | 2015-05-13 |
JP2015515709A (ja) | 2015-05-28 |
JP5849340B2 (ja) | 2016-01-27 |
CN103412668A (zh) | 2013-11-27 |
KR20140132264A (ko) | 2014-11-17 |
TWI510993B (zh) | 2015-12-01 |
TW201439840A (zh) | 2014-10-16 |
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