CN107765933B - Capacitive touch panel - Google Patents
Capacitive touch panel Download PDFInfo
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- CN107765933B CN107765933B CN201711123314.0A CN201711123314A CN107765933B CN 107765933 B CN107765933 B CN 107765933B CN 201711123314 A CN201711123314 A CN 201711123314A CN 107765933 B CN107765933 B CN 107765933B
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- 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
-
- 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
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Manufacture Of Switches (AREA)
- Micromachines (AREA)
- Switches That Are Operated By Magnetic Or Electric Fields (AREA)
- Position Input By Displaying (AREA)
Abstract
The invention relates to a capacitive touch pad which comprises a flexible base material, a first sensing layer, a first protective film, a second sensing layer and a second protective film. The substrate comprises a first surface and a second surface which are opposite to each other. The first sensing layer and the first protection film are sequentially overlapped on the first surface. The second sensing layer and the second protective film are sequentially superposed on the second surface. The first sensing layer comprises a first forming part and a first circuit part. A first circuit groove is formed in the first forming portion, and the first circuit portion is filled in the first circuit groove. The second induction layer comprises a second forming part and a second circuit layer. A second line groove is formed in the second forming part. The second line part is filled in the second line groove. The invention also relates to a manufacturing device of the capacitive touch pad.
Description
The application is a divisional application of a patent with application number 2012100676547, application date 2012, 03 and 15, entitled "capacitive touch panel and manufacturing equipment thereof".
Technical Field
The present invention relates to a capacitive touch panel and a manufacturing apparatus thereof.
Background
The capacitive touch panel is formed by attaching a layer of transparent special metal conductive substance on the surface of a base material. When a finger touches the metal layer, the capacitance of the contact point changes, so that the frequency of an oscillator connected with the contact point changes, and the touch position can be determined by measuring the frequency change. The capacitive touch panel has a multi-point touch function, has the advantages of sensitive reaction, high light transmittance, scratch resistance, pollution resistance and the like compared with the resistive touch panel, is greatly adopted by small and medium-sized panels, and is gradually improved in the adoption rate. However, the existing capacitive touch panel generally adopts a glass substrate, so that the storage is inconvenient.
Disclosure of Invention
In view of the above, it is desirable to provide a capacitive touch panel and a capacitive touch panel manufacturing apparatus that are convenient to store.
A capacitive touch pad comprises a flexible substrate, a first sensing layer, a first protective film, a second sensing layer and a second protective film. The substrate comprises a first surface and a second surface which are opposite to each other. The first sensing layer and the first protection film are sequentially overlapped on the first surface. The second sensing layer and the second protective film are sequentially superposed on the second surface. The first sensing layer comprises a first forming part and a first circuit part. A first circuit groove is formed in the first forming portion, and the first circuit portion is filled in the first circuit groove. The second induction layer comprises a second forming part and a second circuit layer. A second line groove is formed in the second forming part. The second line part is filled in the second line groove.
A manufacturing device of a capacitive touch panel comprises an unreeling machine, a reeling machine, a first stamping machine, a second stamping machine, a third stamping machine, a fourth stamping machine, a fifth stamping machine and a sixth stamping machine which are sequentially arranged along a substrate conveying direction. One end of the substrate is wound on the unreeling machine, and the other end of the substrate is fixed on the reeling machine. The first stamping machine comprises a first feeding pipe, a first auxiliary wheel, a first stamping wheel, a second auxiliary wheel and a first curing device. The first supply pipe is used for coating a first material on the first surface of the substrate. The first embossing wheel, the first auxiliary wheel and the second auxiliary wheel are matched and used for embossing the first material coated on the base material to form a first forming part with a first line groove. The first curing device is used for curing the first forming part. The second press includes a first inkjet print head, two first front rollers, and a second solidifier. The first jet printing head is used for jetting a second material to the first forming part, and the two first front rollers fill the second material in the first line groove to form a first line part. The second curing device is used for curing the first circuit part to form a first sensing layer. The third stamping machine comprises a first winding wheel and two second stamping wheels, wherein the first winding wheel is used for providing a first protection film, and the second stamping wheel is used for stamping the first protection film on the first sensing layer. The fourth stamping press is identical in structure with the first stamping press and is used for forming a second forming part with second line grooves on the second surface of the base material. The fifth stamping press and the second stamping press have the same structure and are used for filling the second line grooves with second line parts so as to form a second induction layer. The sixth stamping machine and the third stamping machine are identical in structure and used for stamping a second protective film on the second induction layer, so that the capacitive touch pad is obtained, and the winding machine is used for winding the capacitive touch pad.
Compared with the prior art, the flexible substrate is used for replacing the traditional glass substrate, so that the manufacturing method of the capacitive touch pad is simple, the flexible substrate is convenient to store relative to the glass substrate, the capacitive touch pad can be manufactured in a large area and at low cost, and the production efficiency and the application range of the capacitive touch pad can be greatly improved.
Drawings
Fig. 1 is a schematic structural diagram of a capacitive touch panel according to a preferred embodiment of the present invention.
Fig. 2 is a schematic view of an apparatus for manufacturing a capacitive touch panel according to a preferred embodiment of the present invention.
Description of the main elements
First inductive layer 20
The first protection film 30
Second protective film 50
First embossing press 210
First driving wheel 211
First auxiliary wheel 213
First microstructure imprint pattern 214a
Second auxiliary wheel 215
First forming channel 216
Second forming channel 217
First jet print head 222
First front roller 223
First rear roller 225
Third forming channel 226
Curing channel 229
Fifth forming channel 234
Transition wheel 203
Third auxiliary wheel 243
Fourth auxiliary wheel 245
Second microstructure embossed pattern 247
Second jet print head 252
Third front roller 253
Third rear roller 256
The following detailed description will further illustrate the invention in conjunction with the above-described figures.
Detailed Description
Referring to fig. 1, a capacitive touch panel 100 according to an embodiment of the present invention includes a substrate 10, a first sensing layer 20, a first protective film 30, a second sensing layer 40, and a second protective film 50.
The substrate 10 is a flexible substrate and includes a first surface 101 and a second surface 102 opposite to each other. In the present embodiment, the substrate 10 is PET (polyethylene terephthalate), and in other embodiments, the substrate 10 may be PES (polyethersulfone resin).
The first sensing layer 20 and the first protection film 30 are sequentially stacked on the first surface 101 of the substrate 10. The second sensing layer 40 and the second protection film 50 are sequentially stacked on the second surface 102 of the substrate 10. That is, the first sensing layer 20 is formed on the first surface 101, the first protection film 30 is formed on the first sensing layer 20, the second sensing layer 40 is formed on the second surface 102, and the second protection film 50 is formed on the second sensing layer 40.
The first sensing layer 20 includes a first molding portion 21 and a first circuit portion 23. The first molding portion 21 is provided with a first wiring groove 22 therein, and the first wiring portion 23 is filled in the first wiring groove 22. In the present embodiment, the first molding portion 21 is made of uv glue, and the first wiring portion 23 is made of a conductive polymer material, such as PEDOT: PSS [ Poly (3, 4-ethylenedioxythiophene) Poly (styrenesufonate) ], which is composed of two materials, PEDOT and PSS, PEDOT is a polymer of EDOT (3, 4-ethylenedioxythiophene monomer), and PSS is polystyrene sulfonate.
The second sensing layer 40 includes a second molding portion 41 and a second circuit portion 43. A second line groove 42 is formed in the second molding portion 41, and the second line portion 43 is filled in the second line groove 42. In the present embodiment, the second molded portion 41 and the first molded portion 21 are made of the same material, and the second wire portion 43 and the first wire portion 23 are made of the same material.
The first protective film 30 and the second protective film 50 are made of an insulating material such as silicon nitride or plastic.
As shown in fig. 2, a capacitive touch panel manufacturing apparatus 200 is used to manufacture the capacitive touch panel 100. The manufacturing apparatus 200 of the capacitive touch panel includes an unreeling machine 201, a reeling machine 202, and a first press 210, a second press 220, a third press 230, a fourth press 240, a fifth press 250, and a sixth press 260 which are sequentially disposed along a transport direction of the substrate 10.
One end of the substrate 10 is wound on the unreeling machine 201, and the other end is fixed on the reeling machine 202. The first press 210 is used to form the first forming portion 21 having the first line grooves 22 on the first surface 101 of the substrate 10. The second stamping press 220 is used for filling the first line grooves 22 with the first line parts 23 to form the first sensing layer 20. The third stamping press 230 is used for forming the first protection film 30 on the first sensing layer 20. The fourth press 240 is used to form the second profile 41 having the second line grooves 42 on the second surface 102. The fifth press 250 is used to fill the second line part 43 in the second molding part 41 to form the second sensing layer 40, and the sixth press 260 is used to form the second protective film 50 on the second sensing layer 40.
The first press 210 includes a first driving roller 211, a first supply pipe 212, a first auxiliary roller 213, a first press roller 214, and a second auxiliary roller 215, which are sequentially disposed along the transport direction of the substrate 10. The first auxiliary wheel 213 and the second auxiliary wheel 215 are disposed at opposite sides of the first embossing wheel 214, and a first forming channel 216 is formed between the first auxiliary wheel 213 and the first embossing wheel 214, and a second forming channel 217 is formed between the second auxiliary wheel 215 and the first embossing wheel 214. The first supply pipe 212 is positioned above the first auxiliary wheel 213 for supplying the molten first material. The first material is used to form the first molding portion 21. The outer circumferential surfaces of the first and second auxiliary wheels 213 and 215 are smooth surfaces, and the outer circumference of the first embossing wheel 214 is provided with a first microstructure embossing pattern 214a matching the shape of the first line groove 22.
The substrate 10 is wound from below the first driving wheel 211 to above the first auxiliary wheel 213, and then the first feeding tube 212 applies the melted first material to the first surface 101 of the substrate 10, and then the substrate 10 passes through the first forming channel 216, is wound below the first embossing wheel 214, and finally reaches the second forming channel 217 along the first embossing wheel 214. The first surface 101 faces the first embossing roller 214, so that the first embossing roller 214 embosses the first forming portion 21 with the first line groove 22 on the first surface 101. The first press 210 also includes a first solidifier 219 disposed below the first auxiliary wheel 213. The first curing device 219 is used to cure the first molding portion 21. In this embodiment, the first material is uv glue, the first curing device 219 is a uv light source, and the first supply tube 212 is a precision coating head.
The second press 220 includes a second driving wheel 221, a first inkjet print head 222, two first front rollers 223, a second solidifier 224, and two first rear rollers 225, which are sequentially disposed along the transport direction of the substrate 10. The two first front rollers 223 form a third forming passage 226 therebetween, and the two first rear rollers 225 form a fourth forming passage 227 therebetween. In this embodiment, the second curing unit 224 is a heating device and includes two heating plates 228 in the form of plates disposed opposite to each other. The length direction of each heating plate 228 extends along the transport direction of the substrate 10. The two heating plates 228 form a curing channel 229 therebetween.
The substrate 10 with the first molding portion 21 passes under the second driving wheel 221 and then passes through the third molding passage 226, the curing passage 229 and the fourth molding passage 227. The second driving wheel 221 is used to make the first forming portion 21 face the first jet print head 222. The first jet print head 222 is located above the substrate 10 and is used for jetting a second material, which is used for forming the first line portion 23. The outer circumferential surfaces of the two first front rollers 223 and the two first rear rollers 225 are smooth surfaces. The two first front rollers 223 are used to fill the second material in the first line groove 22. The second curing device 224 is used for curing the second material, and the two first back rollers 225 extrude the second material again to ensure that the second material fills the first line grooves 22, thereby forming the first sensing layer 20. In this embodiment, the second material is a suspension of PEDOT: PSS.
The third press 230 includes a first reel 231, a third driving wheel 232, two second press wheels 233 and a fourth driving wheel 236. The two second impression wheels 233 form a fifth forming channel 234 therebetween. The first sensing layer 20 faces the third driving wheel 232. The first protective film 30 is wound around the first reel 231. After the first protection film 30 passes over the third transmission wheel 232, it passes through the fifth forming channel 234, so that the two second imprinting wheels 233 can imprint the first protection film 30 on the first sensing layer 20.
The fourth embossing machine 240 has the same structure as the first embossing machine 210, and includes a fifth driving wheel 241, a second supply pipe 242, a third auxiliary wheel 243, a second embossing wheel 244, and a fourth auxiliary wheel 245 which are sequentially disposed along the transport direction of the substrate 10. The fourth press 240 also includes a third solidifier 246 disposed below the second press wheel 244. The fifth driving wheel 241, the second feeding pipe 242, the third auxiliary wheel 243, the second imprinting wheel 244, the fourth auxiliary wheel 245 and the third curing device 246 are respectively identical in shape and corresponding in position to the first driving wheel 211, the first feeding pipe 212, the first auxiliary wheel 213, the first imprinting wheel 214, the second auxiliary wheel 215 and the first curing device 219. The circumferential surface of the second embossing wheel 244 is provided with a second microstructure embossing pattern 247, and the circumferential surfaces of the third auxiliary wheel 243 and the fourth auxiliary wheel 245 are smooth surfaces.
The substrate 10 with the first sensing layer 20 and the first protective film 30 formed thereon passes over the third auxiliary wheel 243, the second supply pipe 242 applies a molten third material to the second surface 102 of the substrate 10, the third material is used for forming the second forming portion 41, then the second surface 102 faces the second imprinting wheel 244, passes through a forming passage between the third auxiliary wheel 243 and the second imprinting wheel 244, passes under the second imprinting wheel 244, and finally passes through a forming passage between the fourth auxiliary wheel 245 and the second imprinting wheel 244, so as to form the second sensing layer 40 on the second surface 102. In this embodiment, the third material is an ultraviolet glue.
The fifth press 250 has the same structure as the second press 220, and includes a sixth driving wheel 251, a second inkjet printing head 252, two third front rollers 253, a fourth solidifier 254, and two third rear rollers 256, which are sequentially disposed along the transport direction of the substrate 10. The sixth driving wheel 251, the second inkjet printing head 252, the two third front rollers 253, the fourth solidifier 254 and the two third rear rollers 256 are respectively identical in shape and corresponding in position to the second driving wheel 221, the first inkjet printing head 222, the first front roller 223, the second solidifier 224 and the two first rear rollers 225. The second surface 102 faces the second jet print head 252. The substrate 10 on which the second sensing layer 40 is formed passes under the sixth driving wheel 251, is coated with a melted fourth material by the second jet printing head 252, and the fourth material is used to form the second line portion 43, and then passes through the forming passage between the two third front rollers 253, the curing passage in the fourth curing unit 254, and the forming passage between the two third rear rollers 256 in sequence, so that the second line groove 42 is filled with the fourth material to form the second sensing layer 40. In this embodiment, the fourth material is a suspension of PEDOT: PSS.
The sixth press 260 has the same structure as the third press 230, and includes a second reel 261, a seventh driving wheel 262, two fourth press wheels 263, and an eighth driving wheel 264. The second reel 261, the seventh driving wheel 262, the two fourth imprinting wheels 263 and the eighth driving wheel 264 have the same structure and corresponding positions as the first reel 231, the third driving wheel 232, the two second imprinting wheels 233 and the fourth driving wheel 236, respectively. The second sensing layer 40 faces the seventh driving wheel 262. The second protective film 50 is wound on the second winding wheel 261, and after passing through the seventh driving wheel 262, the second protective film 50 passes through the molding channel between the two fourth embossing wheels 263, so as to emboss the second protective film 50 on the second sensing layer 40, thereby obtaining the capacitive touch panel 100. The eighth transmission wheel 264 is used to transmit the capacitive touchpad 100 to the rewinder 202. The winder 202 is used for winding the capacitive touch panel 100.
It will be appreciated that the user may cut the rolled capacitive touch pad 100 to a desired size as desired.
In this embodiment, the apparatus 200 for manufacturing a capacitive touch panel further includes a transition wheel 203. The fourth transmission wheel 236 is used for transmitting the substrate 10 with the first protective film 30 to the transition wheel 203, and the transition wheel 203 is used for transmitting the substrate 10 with the first protective film 30 to the fourth imprinting machine 240, such that the second surface 102 faces the second imprinting wheel 244.
In other embodiments, the first driving wheel 211, the second driving wheel 221, the third driving wheel 232, the fourth driving wheel 236, the fifth driving wheel 241, the sixth driving wheel 251, the seventh driving wheel 262, the eighth driving wheel 264, the two first rear rollers 225 and the two third rear rollers 256 can be omitted.
Compared with the prior art, the flexible substrate is used for replacing the traditional glass substrate, so that the manufacturing method of the capacitive touch pad is simple, the flexible substrate is convenient to store relative to the glass substrate, the capacitive touch pad can be manufactured in a large area and at low cost, and the production efficiency and the application range of the capacitive touch pad can be greatly improved.
It is understood that various other changes and modifications may be made by those skilled in the art based on the technical idea of the present invention, and all such changes and modifications should fall within the protective scope of the claims of the present invention.
Claims (4)
1. A manufacturing device of a capacitive touch panel comprises an unreeling machine, a reeling machine, a first stamping machine, a second stamping machine, a third stamping machine, a fourth stamping machine, a fifth stamping machine and a sixth stamping machine, wherein the first stamping machine, the second stamping machine, the third stamping machine, the fourth stamping machine, the fifth stamping machine and the sixth stamping machine are sequentially arranged along a substrate transmission direction; one end of the base material is wound on the unreeling machine, and the other end of the base material is fixed on the reeling machine; the first stamping machine comprises a first feeding pipe, a first auxiliary wheel, a first stamping wheel, a second auxiliary wheel and a first curing device; the first feeding pipe is used for coating a first material on the first surface of the substrate; the first embossing wheel, the first auxiliary wheel and the second auxiliary wheel are matched and used for embossing the first material coated on the base material to form a first forming part with a first line groove; the first curing device is used for curing the first forming part; the second stamping machine comprises a first jet printing head, two first front rollers and a second curing device; the first jet printing head is used for jetting a second material to the first forming part, and the two first front rollers fill the second material in the first line groove to form a first line part; the second curing device is used for curing the first circuit part to form a first induction layer; the third stamping machine comprises a first winding wheel and two second stamping wheels, wherein the first winding wheel is used for providing a first protection film, and the second stamping wheel is used for stamping the first protection film on the first induction layer; the fourth stamping machine has the same structure as the first stamping machine and is used for forming a second forming part with second line grooves on the second surface of the base material; the fifth stamping machine and the second stamping machine have the same structure and are used for filling a second line part in the second line groove to form a second induction layer; the sixth stamping machine and the third stamping machine have the same structure and are used for stamping a second protective film on the second induction layer so as to obtain the capacitive touch pad, and the winding machine is used for winding the capacitive touch pad;
the outer circumferential surfaces of the first auxiliary wheel, the two auxiliary wheels, the two first front rollers and the two second front rollers are smooth surfaces, and a first microstructure embossing pattern is arranged on the outer surface of the first embossing wheel;
the second stamping machine further comprises two first rear rollers, the outer circumferential surfaces of the two first rear rollers are smooth surfaces, and the first rear rollers are used for extruding the first forming portion and the solidified first line portion again so as to ensure that the first line portion is filled in the first forming portion.
2. The apparatus of claim 1, wherein the first curing device is an ultraviolet light source.
3. The apparatus of claim 1, wherein the second curing device is a heating device comprising two heating plates parallel to each other, the heating plates extending in a direction parallel to a transport direction of the substrate, the substrate passing through a curing passage between the two heating plates to cure the first wiring portion.
4. The apparatus of claim 1, further comprising a transition wheel between the third press and the fourth press; the first stamping machine also comprises a first driving wheel, and the first driving wheel is positioned between the unreeling machine and the first auxiliary wheel; the second stamping machine comprises a second driving wheel, and the second driving wheel is positioned between the second auxiliary wheel and the first jet printing head; the third stamping machine also comprises a third driving wheel and a fourth driving wheel, the third driving wheel is positioned between the rolling wheel and a second stamping wheel close to the rolling wheel, and the fourth driving wheel is used for transferring the substrate from the second stamping machine to the transition wheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711123314.0A CN107765933B (en) | 2012-03-15 | 2012-03-15 | Capacitive touch panel |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210067654.7A CN103309527B (en) | 2012-03-15 | 2012-03-15 | Capacitive type touch pad and its manufacturing equipment |
| CN201711123314.0A CN107765933B (en) | 2012-03-15 | 2012-03-15 | Capacitive touch panel |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210067654.7A Division CN103309527B (en) | 2012-03-15 | 2012-03-15 | Capacitive type touch pad and its manufacturing equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107765933A CN107765933A (en) | 2018-03-06 |
| CN107765933B true CN107765933B (en) | 2020-12-18 |
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Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210067654.7A Expired - Fee Related CN103309527B (en) | 2012-03-15 | 2012-03-15 | Capacitive type touch pad and its manufacturing equipment |
| CN201711468080.3A Pending CN108228012A (en) | 2012-03-15 | 2012-03-15 | A kind of manufacturing method of capacitive type touch pad |
| CN201711123314.0A Active CN107765933B (en) | 2012-03-15 | 2012-03-15 | Capacitive touch panel |
Family Applications Before (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210067654.7A Expired - Fee Related CN103309527B (en) | 2012-03-15 | 2012-03-15 | Capacitive type touch pad and its manufacturing equipment |
| CN201711468080.3A Pending CN108228012A (en) | 2012-03-15 | 2012-03-15 | A kind of manufacturing method of capacitive type touch pad |
Country Status (1)
| Country | Link |
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| CN (3) | CN103309527B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105183202B (en) * | 2014-05-30 | 2018-05-04 | 宸鸿光电科技股份有限公司 | Touch-control module and its manufacture method |
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| KR20090095930A (en) * | 2008-03-06 | 2009-09-10 | 미래나노텍(주) | An EMI film, a front filter using the same and manufacturing method thereof |
| CN102063951A (en) * | 2010-11-05 | 2011-05-18 | 苏州苏大维格光电科技股份有限公司 | Transparent conductive film and manufacturing method thereof |
| CN201984461U (en) * | 2011-03-29 | 2011-09-21 | 德理投资股份有限公司 | Projected capacitive touch panel |
| CN102279660A (en) * | 2010-06-12 | 2011-12-14 | 陈维钏 | Method for manufacturing touch panel |
| CN202084024U (en) * | 2010-11-09 | 2011-12-21 | 宸鸿光电科技股份有限公司 | Capacitive touch board |
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| US6865012B2 (en) * | 2000-03-03 | 2005-03-08 | Sipix Imaging, Inc. | Electrophoretic display and novel process for its manufacture |
| US7171748B2 (en) * | 2002-08-30 | 2007-02-06 | Canon Kabushiki Kaisha | Method of manufacturing a liquid jet recording head |
| CA2742985A1 (en) * | 2008-11-06 | 2010-05-14 | Uico, Inc. | Capacitive touch screen and strategic geometry isolation patterning method for making touch screens |
| DE102010029423A1 (en) * | 2009-07-07 | 2011-01-13 | Manroland Ag | Method and device for producing a structured layer |
| CN102279688A (en) * | 2010-06-12 | 2011-12-14 | 深圳欧菲光科技股份有限公司 | Conducting circuits for resistance type touch screen with multi-point touch control |
| CN201867784U (en) * | 2010-09-08 | 2011-06-15 | 汕头超声显示器有限公司 | Capacitance touch induction device |
| CN202098890U (en) * | 2011-05-23 | 2012-01-04 | 葉逸仁 | Device for preparing three-dimensional patterns on diaphragm |
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2012
- 2012-03-15 CN CN201210067654.7A patent/CN103309527B/en not_active Expired - Fee Related
- 2012-03-15 CN CN201711468080.3A patent/CN108228012A/en active Pending
- 2012-03-15 CN CN201711123314.0A patent/CN107765933B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20090095930A (en) * | 2008-03-06 | 2009-09-10 | 미래나노텍(주) | An EMI film, a front filter using the same and manufacturing method thereof |
| CN102279660A (en) * | 2010-06-12 | 2011-12-14 | 陈维钏 | Method for manufacturing touch panel |
| CN102063951A (en) * | 2010-11-05 | 2011-05-18 | 苏州苏大维格光电科技股份有限公司 | Transparent conductive film and manufacturing method thereof |
| CN202084024U (en) * | 2010-11-09 | 2011-12-21 | 宸鸿光电科技股份有限公司 | Capacitive touch board |
| CN201984461U (en) * | 2011-03-29 | 2011-09-21 | 德理投资股份有限公司 | Projected capacitive touch panel |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103309527A (en) | 2013-09-18 |
| CN103309527B (en) | 2018-01-16 |
| CN108228012A (en) | 2018-06-29 |
| CN107765933A (en) | 2018-03-06 |
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