CN102981656A - Integrated touch panel device - Google Patents
Integrated touch panel device Download PDFInfo
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- CN102981656A CN102981656A CN2011102587420A CN201110258742A CN102981656A CN 102981656 A CN102981656 A CN 102981656A CN 2011102587420 A CN2011102587420 A CN 2011102587420A CN 201110258742 A CN201110258742 A CN 201110258742A CN 102981656 A CN102981656 A CN 102981656A
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- control panel
- integral type
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Abstract
An integrated touch panel device comprises a translucent base material, two transparent conducting films and two electrodes. The base material comprises an operation area used for touch control, a connection area and a first face and a second face, wherein the connection area protrudes out of one side of the operation area integrally, and the first face and the second face are formed by the operation area and the connection area together and are opposite to each other. The two transparent conducting films are respectively located on the first face and the second face of the base material, and the extending range of each transparent conducting film covers the operation area and the connection area. The two electrodes are respectively located on the surfaces of the two transparent conducting films. Due to the facts that the base material is provided with the operation area and the connection area which are integrally formed and both the two transparent conducting films and the two electrodes cover on the integrally arranged base material, the integrated touch panel device has the advantages of being simple in structure, easy to manufacture and low in cost.
Description
Technical field
The present invention relates to a kind of touch control panel device, particularly relating to a kind of touch control operation district is the touch control panel device of integral type with the zone with circuit board function.
Background technology
Consult Fig. 1,2, be a kind of known capacitance formula touch control panel device 1, comprise that a body 11, is connected to the flexible circuit board (FPC) 12 of a side of this body 11, and a driving integrated circuit (drive IC) 13 that is installed on this flexible circuit board 12.Described body 11 comprises two base material unit 111 setting up and down, and the mucigel 112 between described two base material unit 111.Each base material unit 111 comprises a base material 113, and several are coated in up and down the thin layer 114 on these base material 113 surfaces stackedly, described thin layer 114 includes the retes such as tin indium oxide (ITO) nesa coating, metal conductive film, and the form that is made into the patterning lead electrode is to transmit electric signal.These mucigel 112 materials are OCA glue for example, is used for the 113 cemented combinations of described two base materials.Need to prove, because the discussion emphasis of non-this case of design of thin layer 114, so do not draw its pattern among the figure.
Because thin layer 114 quantity and the material of described two base material unit 111 are identical, on making, described two base materials 113 together can be carried out the plated film operation, again with two base materials, the 113 cemented combinations behind the plated film.But because base material unit 111 and flexible circuit board 12 are element independently separately, therefore must see through extra step fixes this flexible circuit board 12 with base material unit 111, and the wire that will utilize viscose that the several wires (not shown) on the flexible circuit board 12 and thin layer 114 consisted of glues together one by one and is connected, form whereby and be electrically connected, quite bother in the making, also raise the cost simultaneously.
Moreover the wire of in fact described thin layer 114 is small, the wire that causes the wire of this flexible circuit board 12 and thin layer 114 is easy fitted not, in order to make the easy contraposition of wire, to promote and cohere the convenience of operation, the wire live width of this thin layer 114 can not be made too littlely, at least will be more than 50 microns (μ m), but so will be unfavorable for the microminiaturization of live width.When being applied in contact panel, because panel comprises a visible area that is positioned at central authorities and is used for display frame, and wiring region that is centered around around the visible area, general expectation promote this visible area area, reduce the area of this wiring region, make the scope of Display panel picture become large, if but aforesaid film wire live width can't dwindle, just be unfavorable for promoting the visible area area and reduce the wiring region area.
In addition, another shortcoming of this capacitive touch control panel device 1 is: described two base material unit 111 need extra this mucigel 112 that uses to fix, thereby increase the cost of this mucigel 112 and the activity duration of two base materials 113 of fitting.
Summary of the invention
The object of the present invention is to provide a kind ofly to have less wire live width, designs simplification, be easy to make, and can reduce the integral type touch control panel device of cost of manufacture.
Integral type touch control panel device of the present invention, comprise: two nesa coatings and two electrodes, this integral type touch control panel device also comprises the base material of a light-permeable, this base material comprises that an operational zone for touch-control, an one protrude from the bonding pad of a side of this operational zone, and is jointly formed and an opposite first surface and one second by this operational zone and this bonding pad; Described two nesa coatings lay respectively on the first surface of this base material and this second, and the expanded range of nesa coating is contained this operational zone and this bonding pad; Described two electrodes lay respectively on the surface of described two nesa coatings, and the expanded range of each electrode is contained this operational zone and this bonding pad, and each electrode comprises at least one electrode layer.
Integral type touch control panel device of the present invention, the bonding pad of this base material drives control piece for one combination is installed.
Integral type touch control panel device of the present invention, the bonding pad of this base material also comprise several each intervals and run through this first surface and this pin jack of second that described driving control piece has the pin that several insert respectively described pin jack.
Integral type touch control panel device of the present invention, each nesa coating comprises by being adjacent to a first refractive layer away from this base material, second refractor that is positioned at this first refractive layer surface, and a third reflect layer that is positioned at this second refractor surface, the refractive index of this second refractor is less than the refractive index of this first refractive layer and the refractive index of this third reflect layer.
Integral type touch control panel device of the present invention, each electrode comprise three electrode layers, and the material of described three electrode layers is respectively molybdenum, aluminium, molybdenum.
Integral type touch control panel device of the present invention, this base material are bendable base material.
Integral type touch control panel device of the present invention, described nesa coating and electrode all have several wires, and the wire live width of the wire live width of nesa coating and electrode is all less than 30 microns.
The present invention also provides another kind of integral type touch control panel device, is not limited to comprise two nesa coatings and two electrodes, but only comprises a nesa coating and an electrode.Because improvement emphasis of the present invention does not lie in the rete quantity of substrate surface, but be that this base material has integrated this operational zone and this bonding pad, make each rete be coated on the scope that just contains simultaneously this operational zone and this bonding pad on this base material, after the follow-up patterning process that carries out rete, the wire that just is equivalent to finish between this bonding pad and the operational zone connects.
Another kind of integral type touch control panel device of the present invention, comprise: a nesa coating and a lip-deep electrode that is positioned at this nesa coating, this integral type touch control panel device also comprises the base material of a light-permeable, this base material comprises that an operational zone for touch-control, an one protrude from the bonding pad of a side of this operational zone, and is jointly formed and an opposite first surface and one second by this operational zone and this bonding pad; This nesa coating is positioned at the first surface of this base material, and the expanded range of this nesa coating is contained this operational zone and this bonding pad; The expanded range of this electrode is contained this operational zone and this bonding pad.
Useful effect of the present invention is: have integrated operational zone and bonding pad by this base material, and described nesa coating and electrode all are coated on the base material of this single setting, simplified structure of the present invention coheres step so that can omit connection integrating step, the wire of the FPC in traditional contact panel when making, and omits the fixing step of two base materials gummed.Because the contraposition that do not need to carry out wire is cohered, thus can dwindle the wire live width, and of the present invention simple in structure, be easy to make, can reduce cost.
Description of drawings
Fig. 1 is a kind of schematic top plan view of known capacitance formula touch control panel device;
Fig. 2 is the partial sectional view of capacitive touch control panel device shown in Figure 1;
Fig. 3 is a schematic top plan view, shows one first preferred embodiment of integral type touch control panel device of the present invention;
Fig. 4 is the partial schematic sectional view of this first preferred embodiment;
Fig. 5 is a cross-sectional schematic, shows one second preferred embodiment of integral type touch control panel device of the present invention.
Embodiment
The present invention is described in detail below in conjunction with drawings and Examples.Be noted that in the following description content similarly element is to represent with identical numbering.
Consult Fig. 3,4, the first preferred embodiment of integral type touch control panel device of the present invention can be installed combinations with a driving control piece 2, this driving control piece 2 is integrated circuit (IC), and comprises a body 21, and several from this body 21 pin 22 towards downward-extension.This touch control panel device comprises: a base material 3, two nesa coatings 4, and two electrodes 5.
The base material 3 of present embodiment is the bendable base material of light-permeable, and concrete material is polyethylene terephthalate (polyethylene terephthalate, PET), but is not limited to this, for example also can use polyimide (polyimide, PI).This base material 3 is formed in one, and comprise that an operational zone 31 for user's touch-control, an one protrude from the bonding pad 32 of a side of this operational zone 31, and jointly formed and an opposite first surface 33 and one second 34 by this operational zone 31 and this bonding pad 32, in the present embodiment, this first surface 33 up, this second 34 is down.Wherein, the width of this bonding pad 32 and length are all less than this operational zone 31, and be used for to lay wire being electrically connected to this operational zone 31, and this bonding pad 32 can drive control piece 2 for this and install, and comprise several each intervals and run through this first surface 33 and this pin jack 321 of second 34.
Described nesa coating 4 lays respectively on the first surface 33 of this base material 3 and this second 34, the expanded range of nesa coating 4 is contained this operational zone 31 and this bonding pad 32, and all comprising by being adjacent to a first refractive layer 41 away from this base material 3, second refractor 42 that is positioned at these first refractive layer 41 surfaces, and third reflect layer 43 that is positioned at these the second refractor 42 surfaces.The first refractive layer 41 of one of them nesa coating 4 is positioned on this first surface 33, and the first refractive layer 41 of another nesa coating 4 is positioned on this second 34.The material of the first refractive layer 41 of present embodiment is niobium pentaoxide (Nb
2O
5), the material of this second refractor 42 is silicon dioxide (SiO
2), the material of this third reflect layer 43 is tin indium oxide (ITO), and the refractive index of this second refractor 42 of each nesa coating 4 is less than the refractive index of this first refractive layer 41 and this third reflect layer 43, be arranged as high and low, high rete configuration by above-mentioned three layers of refractive index, reach the effect of light regulation and control, lifting panel light transmission.
Certainly, the layers of material of this nesa coating 4 must not limit, as long as can form the interconnected of high and low refractive index.In addition, it mainly is in order to improve light transmission that this nesa coating 4 has stratified film, but on implementing not take multilayer as necessary, as long as the wire that one deck transparency conducting layer at least is used as transmitting electric signal is set, the third reflect layer 43 of I TO material for example, can only be set.
Described electrode 5 lays respectively on the surface of third reflect layer 43 of described two nesa coatings 4, and all comprise at least one deck electrode layer 51, the material of this electrode layer 51 is copper (Cu), be used for to be electrically connected this nesa coating 4 and to be installed in this driving control piece 2 on this bonding pad 32.The expanded range of each electrode 5 is all contained this operational zone 31 and this bonding pad 32, but because the central part of this operational zone 31 is the zone that topmost touch control operation is regional and be used for display frame, therefore this central part must keep high optical transmittance, so this metal electrode layer 51 mainly is the neighboring area that is distributed in this operational zone 31.
Need to prove that described nesa coating 4 and electrode 5 are all the patterning design, and have respectively several wires 40,50, but because the non-improvement emphasis of the present invention of its patterning, do not describe in detail at this, graphic also just the signal draws, and is not for restriction the present invention.
When the present invention makes, because this base material 3 has flexible, can utilize the plated film mode of two-sided volume to volume (roll-to-roll), plate described nesa coating 4 and electrode 5 the first surface 33 of this base material 3 and second 34, and see through etch process and produce predetermined pattern.To drive again that pin jack 321 that 22 pairs of the pins of control piece 2 should base material 3 inserts and fixing, be installed on this base material 3 should drive control piece 2.
The bonding pad 32 that the present invention should have a flexible base material 3 is equivalent to the function of the flexible circuit board (FPC) in traditional contact panel, because operational zone 31 of the present invention and this bonding pad 32 are one-body molded, for integral type designs, and this nesa coating 4 and electrode 5 are all contained the scope of this operational zone 31 and this bonding pad 32, therefore behind nesa coating 4 and electrode 5 coating formation and patterning, the wire that just is equivalent between complete bonding pad 32 and the operational zone 31 connects.So the present invention can omit the essential extra step that connects combination of FPC in traditional contact panel, and omits the step that the wire contraposition is cohered.Just because of the present invention must additionally not utilize viscose cohere nesa coating 4 wire 40, cohere the wire 50 of electrode 5, so wire 40,50 live width can be dwindled, described wire 40,50 live width are all less than 30 microns (μ m), and above-mentioned live width size has met the microminiaturization demand.And the present invention plates institute's palpus rete, the shortcoming that improvement was used two base materials in the past and two base materials gummed is fixed on the two sides of this single base material 3.Therefore structure of the present invention is simplified, and can save extra fixing step, viscose cost and the base material cost of cohering.
In sum, have integrated operational zone 31 and bonding pad 32 by this base material 3, because the contraposition that does not need to carry out wire is cohered, so can dwindle the wire live width, and described two nesa coatings 4 and two electrodes 5 all are coated on the base material 3 of this single setting, make of the present invention simple in structurely, and be easy to make, can reduce cost of manufacture.
Consult Fig. 5, the second preferred embodiment of integral type touch control panel device of the present invention, the places different from this first preferred embodiment are, each electrode 5 of present embodiment comprises three electrode layers 51, and the material of described three electrode layers 51 is respectively molybdenum (Mo), aluminium (Al), molybdenum.Because molybdenum is high temperature resistant, inoxidizability is good, the aluminium oxide that forms after the aluminum metal oxidation then is fine and close oxidation barrier film, so the metal material that present embodiment uses makes electrode 5 be difficult for oxidation.Should be noted that electrode layer 51 numbers of the present invention and material must not limit, as long as have conducting function.
Claims (14)
1. integral type touch control panel device, comprise: two nesa coatings and two electrodes, it is characterized in that: this integral type touch control panel device also comprises the base material of a light-permeable, this base material comprises that an operational zone for touch-control, an one protrude from the bonding pad of a side of this operational zone, and is jointly formed and an opposite first surface and one second by this operational zone and this bonding pad; Described two nesa coatings lay respectively on the first surface of this base material and this second, and the expanded range of nesa coating is contained this operational zone and this bonding pad; Described two electrodes lay respectively on the surface of described two nesa coatings, and the expanded range of each electrode is contained this operational zone and this bonding pad, and each electrode comprises at least one electrode layer.
2. integral type touch control panel device according to claim 1 is characterized in that: a driving of the bonding pad confession control piece installation combination of this base material.
3. integral type touch control panel device according to claim 2, it is characterized in that: the bonding pad of this base material also comprises several each intervals and runs through this first surface and this pin jack of second that described driving control piece has the pin that several insert respectively described pin jack.
4. integral type touch control panel device according to claim 1, it is characterized in that: each nesa coating comprises by being adjacent to a first refractive layer away from this base material, second refractor that is positioned at this first refractive layer surface, and a third reflect layer that is positioned at this second refractor surface, the refractive index of this second refractor is less than the refractive index of this first refractive layer and the refractive index of this third reflect layer.
5. integral type touch control panel device according to claim 1, it is characterized in that: each electrode comprises three electrode layers, and the material of described three electrode layers is respectively molybdenum, aluminium, molybdenum.
6. each described integral type touch control panel device in 5 according to claim 1, it is characterized in that: this base material is bendable base material.
7. integral type touch control panel device according to claim 6, it is characterized in that: described nesa coating and electrode all have several wires, and the wire live width of the wire live width of nesa coating and electrode is all less than 30 microns.
8. integral type touch control panel device, comprise: a nesa coating and a lip-deep electrode that is positioned at this nesa coating, it is characterized in that: this integral type touch control panel device also comprises the base material of a light-permeable, this base material comprises that an operational zone for touch-control, an one protrude from the bonding pad of a side of this operational zone, and is jointly formed and an opposite first surface and one second by this operational zone and this bonding pad; This nesa coating is positioned at the first surface of this base material, and the expanded range of this nesa coating is contained this operational zone and this bonding pad; The expanded range of this electrode is contained this operational zone and this bonding pad.
9. integral type touch control panel device according to claim 8 is characterized in that: a driving of the bonding pad confession control piece installation combination of this base material.
10. integral type touch control panel device according to claim 9, it is characterized in that: the bonding pad of this base material also comprises several each intervals and runs through this first surface and this pin jack of second that described driving control piece has the pin that several insert respectively described pin jack.
11. integral type touch control panel device according to claim 8, it is characterized in that: this nesa coating comprises by being adjacent to a first refractive layer away from this base material, second refractor that is positioned at this first refractive layer surface, and a third reflect layer that is positioned at this second refractor surface, the refractive index of this second refractor is less than the refractive index of this first refractive layer and the refractive index of this third reflect layer.
12. integral type touch control panel device according to claim 8 is characterized in that: this electrode comprises three electrode layers, and the material of described three electrode layers is respectively molybdenum, aluminium, molybdenum.
13. each described integral type touch control panel device in 12 according to claim 8, it is characterized in that: this base material is bendable base material.
14. integral type touch control panel device according to claim 13 is characterized in that: described nesa coating and electrode all have several wires, and the wire live width of the wire live width of nesa coating and electrode is all less than 30 microns.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102587420A CN102981656A (en) | 2011-09-02 | 2011-09-02 | Integrated touch panel device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102587420A CN102981656A (en) | 2011-09-02 | 2011-09-02 | Integrated touch panel device |
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| CN102981656A true CN102981656A (en) | 2013-03-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011102587420A Pending CN102981656A (en) | 2011-09-02 | 2011-09-02 | Integrated touch panel device |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103455229A (en) * | 2013-09-12 | 2013-12-18 | 南京耐琪光电科技有限公司 | One-piece connection structure of capacitive touch screen and manufacturing method thereof |
| CN103543894A (en) * | 2013-09-26 | 2014-01-29 | 广东欧珀移动通信有限公司 | Capacitive touch screen and manufacturing method thereof |
| CN104461112A (en) * | 2013-09-17 | 2015-03-25 | 胜华科技股份有限公司 | Touch pad and touch display device |
| CN107346194A (en) * | 2017-06-28 | 2017-11-14 | 京东方科技集团股份有限公司 | A kind of flexible touch screen and preparation method thereof |
| CN110821797A (en) * | 2018-08-13 | 2020-02-21 | 科际精密股份有限公司 | Fluid driving system |
| CN113076021A (en) * | 2020-01-03 | 2021-07-06 | 京东方科技集团股份有限公司 | Touch substrate, manufacturing method thereof and display device |
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| CN1744022A (en) * | 2004-09-02 | 2006-03-08 | 松下电器产业株式会社 | Touch panel |
| US20100085315A1 (en) * | 2008-10-07 | 2010-04-08 | Minlead Ltd. | Flat touch panel |
| CN102012577A (en) * | 2009-09-07 | 2011-04-13 | 迎辉科技股份有限公司 | Membrane with uniform chroma |
| CN102096535A (en) * | 2010-12-31 | 2011-06-15 | 晟光科技股份有限公司 | Manufacture method of capacitive touch screen |
| CN102171631A (en) * | 2009-07-23 | 2011-08-31 | 日本写真印刷株式会社 | Protection panel provided with touch input function for electronic device display window |
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1744022A (en) * | 2004-09-02 | 2006-03-08 | 松下电器产业株式会社 | Touch panel |
| US20100085315A1 (en) * | 2008-10-07 | 2010-04-08 | Minlead Ltd. | Flat touch panel |
| CN102171631A (en) * | 2009-07-23 | 2011-08-31 | 日本写真印刷株式会社 | Protection panel provided with touch input function for electronic device display window |
| CN102012577A (en) * | 2009-09-07 | 2011-04-13 | 迎辉科技股份有限公司 | Membrane with uniform chroma |
| CN102096535A (en) * | 2010-12-31 | 2011-06-15 | 晟光科技股份有限公司 | Manufacture method of capacitive touch screen |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103455229A (en) * | 2013-09-12 | 2013-12-18 | 南京耐琪光电科技有限公司 | One-piece connection structure of capacitive touch screen and manufacturing method thereof |
| CN104461112A (en) * | 2013-09-17 | 2015-03-25 | 胜华科技股份有限公司 | Touch pad and touch display device |
| CN103543894A (en) * | 2013-09-26 | 2014-01-29 | 广东欧珀移动通信有限公司 | Capacitive touch screen and manufacturing method thereof |
| CN107346194A (en) * | 2017-06-28 | 2017-11-14 | 京东方科技集团股份有限公司 | A kind of flexible touch screen and preparation method thereof |
| CN110821797A (en) * | 2018-08-13 | 2020-02-21 | 科际精密股份有限公司 | Fluid driving system |
| CN113076021A (en) * | 2020-01-03 | 2021-07-06 | 京东方科技集团股份有限公司 | Touch substrate, manufacturing method thereof and display device |
| CN113076021B (en) * | 2020-01-03 | 2024-01-23 | 京东方科技集团股份有限公司 | Touch substrate, manufacturing method thereof and display device |
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Application publication date: 20130320 |