CN103197806A - Touch panel and electronic device using same - Google Patents
Touch panel and electronic device using same Download PDFInfo
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- CN103197806A CN103197806A CN2012100042081A CN201210004208A CN103197806A CN 103197806 A CN103197806 A CN 103197806A CN 2012100042081 A CN2012100042081 A CN 2012100042081A CN 201210004208 A CN201210004208 A CN 201210004208A CN 103197806 A CN103197806 A CN 103197806A
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Abstract
The invention provides a touch panel and an electronic device using the same. The touch panel comprises a first flexible substrate and a sensing structure, wherein the sensing structure is arranged on the first flexible substrate and comprises at least one first sensing electrode, at least two second sensing electrodes, at least one connection structure and at least one insulation structure; the second sensing electrodes are arranged on the two sides of the first sensing electrode respectively and not directly connected; the connection structure is electrically connected with the two second sensing electrodes and not electrically connected with the first sensing electrode; the connection structure is made of nonmetal conductive materials or compounds; and the insulation structure is at least partially arranged among the connection structure, the two second sensing electrodes and the first sensing electrode. As the touch panel comprises the flexible substrate and the sensing structure, the touch panel is not easy to break or rupture.
Description
Technical field
The present invention relates to a kind of contact panel and use its electronic installation, particularly a kind of condenser type and the flexual contact panel of substrate tool and use its electronic installation.
Background technology
The advantage of contact panel because having ease of Use, hommization and saving the space is widely used on the various electronic installation in recent years, replaces mouse and keyboard as input tool.
But contact panel is according to principle of induction roughly sub-resistance formula and condenser type etc., and wherein, capacitance type touch-control panel is to utilize the static of electrode between human body to be combined the capacitance variations that produces, and detects the coordinate of its position of touch.The employed substrate of capacitance type touch-control panel is glass substrate normally.
The circuit of conventional condenser contact panel is made up of X-axis metal sense wire, Y-axis metal sense wire and a plurality of metal bridge wiring.Wherein the Y-axis sense wire is that a plurality of Y-axis sensing cells and a plurality of cross-over connection metal bridge wiring in X-axis metal sense wire top interconnects and forms.
Because being the hard and lighttight material of matter, sense wire, bridging line constitute, and material difference is excessive between sense wire, bridging line and the substrate, so in the contact panel manufacture process, must use a large amount of optical cements to carry out bonding between sense wire, bridging line and the substrate.In addition, traditional contact panel, causes production efficiency or technology yield not good, and then significantly increases process time, cost and process quantity so its assembling process needs higher applying Aligning degree because of foregoing problems.
In addition, along with the trend that microminiaturization and resolution demand improve, the viewing area that sensed line, bridging line originally covered becomes gradually and hinders the principal element that display rate promotes.Given this, how to promote display rate and also become an important problem.
Summary of the invention
Because above-mentioned problem, purpose of the present invention is for a kind of electronic installation and the flexual contact panel of substrate tool thereof are provided, significantly to improve display rate.
The present invention provides a kind of electronic installation and the flexual contact panel of substrate tool thereof again, significantly to improve serviceable life.
The present invention provides a kind of electronic installation and the flexual contact panel of substrate tool thereof again, significantly to reduce production costs and to enhance productivity.
For this reason, the present invention proposes a kind of contact panel, and it comprises one first flexible base plate and a sensing structure.This sensing structure is arranged at first flexible base plate, and sensing structure comprises at least one first sensing electrode, at least two second sensing electrodes, at least one syndeton and at least one insulation system.2 second sensing electrodes are divided into first sensing electrode, two sides and directly do not connect each other.Syndeton is electrically connected with 2 second sensing electrodes, and is not electrically connected with first sensing electrode, and wherein the material of syndeton comprises non-metallic conducting material or compound.Insulation system is at least part of to be located between syndeton, 2 second sensing electrodes and first sensing electrode.
In the aforementioned contact panel, syndeton can tool light penetrability.In addition, insulation system can cover this 2 second sensing electrode and the first sensing electrode expose portion.Syndeton comprise tin indium oxide (Indium Tin Oxide, ITO), zinc paste (ZnO), zinc oxide aluminum (AZO) or antimony tin (Antimony Tin Oxide, ATO).
The present invention reintroduces a kind of contact panel, and it comprises one first flexible base plate and a sensing structure.Sensing structure is arranged at first flexible base plate, and sensing structure comprises at least one first sensing electrode, at least one insulation system and at least one second sensing electrode.First sensing electrode is arranged along a first direction, and at least part of of insulation system is to be located on first sensing electrode.At least part of of second sensing electrode is to be located on the insulation system and along a second direction to arrange, and wherein first sensing electrode, insulation system and second sensing electrode all have pliability.
In aforementioned each contact panel, first sensing electrode or second sensing electrode can be bar shaped, polygon, circle or oval.In addition, first sensing electrode or second sensing electrode can tool light penetrabilitys.
Aforementioned each contact panel more can comprise at least one signal shielding structure, and this signal shielding structure is arranged at sensing structure or first flexible base plate.
Aforementioned each contact panel also can further comprise at least one second flexible base plate, and this sensing structure is preferably and is arranged between second flexible base plate and first flexible base plate.
Aforementioned each contact panel also can further comprise a protection structure, and this protection structure is arranged at sensing structure or first flexible base plate.
The present invention proposes a kind of electronic installation, comprises a housing, a system circuit board and a contact panel.System circuit board is to be arranged in the housing.Contact panel is electrically connected with system circuit board, and contact panel is aforementioned each contact panel.
From the above, aforementioned electronic and contact panel thereof be because being made of the flexual substrate of tool and sensing structure, thus when the user when using this electronic installation, contact panel has and is difficult for the effect losing, break, even is also significantly promoted serviceable life.In addition, aforementioned electronic and contact panel thereof are because using non-metallic conducting material or compound as syndeton, so but the cohesive between substrate and the sensing structure is preferable, and then can significantly reduce the use of optical cement, even can significantly simplify technology, promote yield and reduce production costs.Also have, aforementioned contact panel is enough because of pliability, thus can adopt the whole thread automated production, and then can significantly simplify technology, promote yield and reduce production costs.
In addition, aforementioned contact panel is formed structure because of each all can preferable light penetrability, so for conventional art, aforementioned contact panel can have preferable light penetrability, and then has preferable display rate.
Description of drawings
Fig. 1 is the part schematic top plan view of a kind of contact panel of the present invention's first preferred embodiment;
Fig. 2 A is the cut-away section synoptic diagram of a kind of contact panel of the present invention's first preferred embodiment;
Fig. 2 B is the cut-away section synoptic diagram of the contact panel of another aspect of the present invention's first preferred embodiment;
Fig. 3 is the part schematic top plan view of the contact panel of the another aspect of the present invention's first preferred embodiment;
Fig. 4 is the diagrammatic cross-section of a kind of contact panel of the present invention's second preferred embodiment;
Fig. 5 to Fig. 9 is the diagrammatic cross-section of the contact panel of the different aspects of the present invention; And
Figure 10 is the synoptic diagram of a kind of electronic installation of preferred embodiment of the present invention.
Wherein, description of reference numerals is as follows:
1a, 1b, 1c, 2a, 2b, 2c, 2d, 2e, 2f, TP: contact panel
11,11,21: the first flexible base plates
12a, 12b, 22: sensing structure
121,221: the first sensing electrodes
122,222: the second sensing electrodes
123a, 123b, 123c: syndeton
124a, 124b, 224: insulation system
23: the protection structure
24,24a: second flexible base plate
25: the signal shielding structure
A-A: profile line
C: housing
E: electronic installation
X: second direction
Y: first direction
Embodiment
Hereinafter with reference to relevant drawings, illustrate according to the contact panel of preferred embodiment of the present invention and use its electronic installation that wherein components identical will be illustrated with identical reference marks.
Fig. 1 is the part schematic top plan view of a kind of contact panel of the present invention's first preferred embodiment, and Fig. 2 A is the diagrammatic cross-section along the profile line A-A among Fig. 1.Shown in Fig. 1 and Fig. 2 A, contact panel 1a comprises one first flexible base plate 11 and a sensing structure 12a.
The material of first flexible base plate 11 can be a cycloolefin co-polymer (Cyclic olefin copolymer, COC), polyethersulfone (Polyether-sulfones, PES), PEN (Polyethylene naphthalate, PEN), polyimide (Polyimide, PI), polycarbonate (Polycarbonate, PC), Zeonor (ProductName), Arton (ProductName) or polyester (Polyethylene terephthalate, but the present invention is not limited in above-mentioned material PET) etc..
Wherein, first sensing electrode 121 and second sensing electrode 122 can be made of identical or different conductive material, material can be for example and without limitation to metal or nonmetallic transparent conductive film, tin indium oxide (Indium Tin Oxide for example, ITO), zinc paste (ZnO), zinc oxide aluminum (AZO) or antimony tin (Antimony Tin Oxide, ATO) film etc.First sensing electrode 121 and second sensing electrode 122 with light penetrability can make the viewing area of contact panel 1a crested reduce, thereby can improve the display rate of contact panel 1a.
In addition, first sensing electrode 121 and/or second sensing electrode 122 can be for example and without limitation to the combination of bar shaped, polygon, circle, ellipse or other geometric configuratioies.But preferably, first sensing electrode 121 and/or second sensing electrode 122 can be the limit number greater than five polygon, be to think that hexagon is example with first sensing electrode 121 in the present embodiment and second sensing electrode 122, the limit number not only is easy to allocation plan greater than five polygonal shape, also because its shape design can have the bigger junction of width, be conducive to the transmission of signal between first sensing electrode 121.
Syndeton 123a is electrically connected with 2 second sensing electrodes 122, and is not electrically connected with first sensing electrode 121, and wherein, the material that forms syndeton 123a can comprise non-metallic conducting material or compound, and the plain conductor that its generation type is more traditional is easy.In this, one of syndeton 123a implements aspect shown in Fig. 2 A, and syndeton 123a electrically connects two adjacent second sensing electrodes 222 at least on second direction X, is together in series in order to second sensing electrode 122 that will be second direction X arrangement.Syndeton 123a is except being non-metal conducting layer or the compound layer, it is preferable to have the light penetrability, for example be a tin indium oxide (ITO), zinc paste (ZnO), zinc oxide aluminum (AZO) or antimony tin (Antimony Tin Oxide, ATO) film, compare with the common metal conductive material, its light transmission and conduction are preferable, and when contact panel 1a and display panel (figure shows) combination formation one touch control display screen, it can be conducive to promote the brightness of touch control display screen.What need in addition to specify is, syndeton one word used herein is that the conductive material that will have identical function and be arranged at same surface level in fact in the solid space relation is referred to as jointly, size is set or is connected with each other but not limit it with title.
At least part of syndeton 123a, 2 second that is located at of insulation system 124a surveys between electrode 122 and first sensing electrode 121.Specifically, in this, insulation system 124a can be covered in first sensing electrode, 121 parts connected to one another, in order to first sensing electrode 121 and adjacent two second sensing electrodes 122 are separated and insulate.By the setting of insulation system 124a, can insulate between the first above-mentioned sensing electrode 121 and second sensing electrode 122 and do not have electric connection, so can make contact panel 1a have for example sensing electrode structure of orthogonal and mutual insulating.As above-mentioned explanation to syndeton 123a, similarly, insulation system one word used herein also cannot title limits size is set or is connected with each other of its insulating material.
What deserves to be mentioned is that the syndeton in the present embodiment (nonmetal conductive layer or compound layer) 123a is the connection of section type, only two adjacent second sensing electrodes 122 of indivedual connections.In addition, please refer to shown in Figure 3, in another aspect of present embodiment, syndeton also can be illustrated in figure 3 as the syndeton 123c of continous way, while is in second sensing electrode 122 of the second direction X of contact panel 1c connection more than at least three, even syndeton 123c can once connect all second sensing electrodes 122 on the second direction X.Certainly, this moment, the shape of syndeton 123c can be straight line or curve-like, and the present invention does not limit.
In addition, Fig. 2 B is the cut-away section synoptic diagram of the contact panel 1b of another aspect of the present invention.Shown in Fig. 2 B, contact panel 1b comprises one first flexible base plate 11 and a sensing structure 12b equally.The difference of aspect is shown in itself and Fig. 2 A, the sensing structure 12a of Fig. 2 A, insulation system 124a only is formed between first sensing electrode 121 and second sensing electrode 122, then syndeton 123a is formed on first sensing electrode 121, second sensing electrode 122 and the syndeton 123a again, to connect disjunct 2 second sensing electrodes 122 originally; And the generation type of the sensing structure 12b of Fig. 2 B is to form one whole layer of insulation system 124b, it not only covers between first sensing electrode 121 and second sensing electrode 122, also more covered the expose portion of 2 second sensing electrodes 122 and first sensing electrode 121, then carry out etching in the desire junction of second sensing electrode 122 again, so that can connect 2 second adjacent sensing electrodes 122 when forming syndeton 123b.
Said structure in the present embodiment all can utilize the technology of a discontinuous formula or continous way to form on single first flexible base plate 11, so as to reducing the use number of substrate, reaches the purpose of enhancing productivity simultaneously.
Please refer to shown in Figure 4ly, it is the diagrammatic cross-section of a kind of contact panel 2a of the present invention's second preferred embodiment.Wherein, profile position can be with reference to the relation of figure 1 with Fig. 2 A, in this no longer repeat specification.Contact panel 2a comprises one first flexible base plate 21 and a sensing structure 22.Sensing structure 22 is arranged on first flexible base plate 21 equally, and sensing structure 22 comprises at least one first sensing electrode 221, at least two second sensing electrodes 222 and at least one insulation system 224.In this, be example though Fig. 4 has a plurality of second sensing electrodes 222 with contact panel 2a, right non-in order to limit the quantity of second sensing electrode 222.
In the present embodiment, first sensing electrode 221 is arranged along a first direction Y, insulation system 224 at least part of being located on first sensing electrode 221, and 222 at least part of being located on the insulation system 224 and along a second direction X of second sensing electrode are arranged.What should be specified is, is not shown among Fig. 4 in this mentioned first direction Y and second direction X, can be with reference to shown in the vertical view of the contact panel of figure 1, and it is for being positioned at conplane both direction.
Wherein, first sensing electrode 221, insulation system 224 and second sensing electrode 222 all have pliability.Thereby can adopt the whole thread automated production, and can promote production efficiency and technology yield, the process time is significantly reduced, and reduce production costs.In addition, first sensing electrode 221 and second sensing electrode 222 all can have the variation aspect described in last embodiment, and its shape can be bar shaped, polygon, circle or oval, and can have a light penetrability, then no longer repeat.
Below introduce a plurality of variation aspects of the contact panel of preferred embodiment of the present invention, and be benchmark with the aspect of contact panel 2a shown in Figure 4, increase other structures, what need emphasize is, though be that example is carried out follow-up explanation with contact panel 2a only in this, right Fig. 1 is to also replaceable contact panel 2a and be applied to following variation of contact panel 1a shown in Figure 3,1b aspect, and the present invention is not limited.
Fig. 5 to Fig. 9 is the diagrammatic cross-section of the contact panel of different aspects of the present invention.The contact panel 2b that Fig. 5 shows is except comprising all elements of above-mentioned contact panel 2a: first flexible base plate 21 and the sensing structure 22, contact panel 2b can more comprise a protection structure (Cover lens) 23, is arranged at sensing structure 22.
By bonding being arranged on the sensing structure 22 of an adhesive coating (figure does not show), protection structure 23 can avoid sensing structure 22 or first flexible base plate 21 to suffer damage.Protection structure 23 can have the light penetrability, and (Polymethylmethacrylate PMMA) waits material to be for example and without limitation to glass, polyester or acryl.The protection structure 23 on can being arranged at sensing structure 22; also can be as shown in Figure 6; bonding but be arranged under first flexible base plate 21 by adhesive coating (figure show) equally, to avoid the scratch damage in different directions enhanced protection first flexible base plate 21 or sensing structure 22.
All elements of contact panel 2c contact panel 2b in comprising Fig. 5 that Fig. 6 shows: first flexible base plate 21, sensing structure 22, adhesive coating (figure does not show) and the protection structure 23, can more comprise one second flexible base plate 24.
Second flexible base plate 24 can be arranged on the sensing structure 22 by adhesive coating (figure does not show); it can be made of identical materials with first flexible base plate 21, and has the effect of protection sensing structure 22 or first flexible base plate 21 equally with the protection structure 23 of Fig. 5.Certainly, as shown in Figure 7, second flexible base plate 24 also can be arranged under first flexible base plate 21, is used to different directions enhanced protection first flexible base plate 21 or sensing structure 22.
All elements of contact panel 2d contact panel 2c in comprising Fig. 6 that Fig. 7 shows: first flexible base plate 21, sensing structure 22, adhesive coating (figure does not show), protection structure 23 and second flexible base plate 24, more can comprise a signal shielding structure 25.
Fig. 9 shows another enforcement aspect of the contact panel 2f of preferred embodiment of the present invention, its cross-section structure and enforcement aspect shown in Figure 8 are roughly the same, but contact panel 2f more utilizes bonding another layer second flexible base plate 24a that be provided with of another layer adhesive coating (figure does not show) on second flexible base plate 24 and signal shielding structure 25, more to strengthen the protection effect of whole contact panel 2f, the present invention does not limit the quantity that arranges of the second flexible base plate 24a.Wherein, the material of the second flexible base plate 24a can be identical or different with second flexible base plate 24.
Be noted that especially that except above-mentioned that shown in Figure 4 each layer of more than implementing aspect arranges relation all can be according to the actual demand adjustment in proper order and connection relationship, but the structure of also or more setting up other prediction functions, and the present invention does not limit at this.
As shown in figure 10, the present invention also discloses a kind of electronic installation E that uses above-mentioned contact panel, for example be a panel computer or a portable communication equipment, it comprises a housing C, a system circuit board (figure does not show) and a contact panel TP, system circuit board is arranged in the housing C, contact panel TP is electrically connected with system circuit board in housing C is inner, and the detailed construction of contact panel TP and the relation that arranges can be previous embodiment and implement the described arbitrary variation aspect of aspect.Because of the embodiment of contact panel TP and implement aspect described in detail all as before, so repeat no more in this.
In sum, aforementioned electronic and contact panel thereof be because being made of the flexual substrate of tool and sensing structure, thus when the user when using this electronic installation, contact panel has and is difficult for the effect losing, break, even is also significantly promoted serviceable life.In addition, aforementioned electronic and contact panel thereof are because using non-metallic conducting material or compound as syndeton, so can significantly reduce the use of optical cement, even arrive and need not use the degree of optical cement, and then can significantly simplify technology, promote yield and reduce production costs.Also have, aforementioned contact panel is enough because of pliability, thus can adopt the whole thread automated production, and then can significantly simplify technology, promote yield and reduce production costs.
In addition, aforementioned contact panel is formed structure because of each all can preferable light penetrability, so for conventional art, aforementioned contact panel can have preferable light penetrability, and then has preferable display rate.
The above only is illustrative, but not is restricted.Anyly do not break away from spirit of the present invention and category, and to its equivalent modifications of carrying out or change, all should be contained in the appended claim scope.
Claims (10)
1. a contact panel is characterized in that, comprising:
One first flexible base plate; And
One sensing structure is arranged at this first flexible base plate, and this sensing structure comprises:
At least one first sensing electrode;
At least two second sensing electrodes are divided into these first sensing electrode, two sides and directly connection each other;
At least one syndeton is electrically connected with this 2 second sensing electrode, and is not electrically connected with this first sensing electrode, and wherein the material of this syndeton comprises non-metallic conducting material or compound; And
At least one insulation system, at least part of being located between this syndeton, this 2 second sensing electrode and this first sensing electrode.
2. contact panel as claimed in claim 1, wherein this syndeton has the light penetrability.
3. contact panel as claimed in claim 1, wherein this insulation system covers the expose portion of this 2 second sensing electrode and this first sensing electrode.
4. as claim 1 a described contact panel, wherein this syndeton comprises tin indium oxide, zinc paste, zinc oxide aluminum or antimony tin.
5. a contact panel is characterized in that, comprising:
One first flexible base plate; And
One sensing structure is arranged at this first flexible base plate, and this sensing structure comprises:
At least one first sensing electrode is arranged along a first direction;
At least one insulation system, at least part of being located on this first sensing electrode; And
At least one second sensing electrode, at least part of being located on this insulation system and along a second direction arranged, and wherein this first sensing electrode, this insulation system and this second sensing electrode all have pliability.
6. as claim 1 or 5 described contact panels, wherein this first sensing electrode or this second sensing electrode are bar shaped, polygon, circle or oval.
7. as claim 1 or 5 described contact panels, wherein this first sensing electrode or this second sensing electrode have the light penetrability.
8. as claim 1 or 5 described contact panels, wherein also comprise at least one signal shielding structure or a protection structure, be arranged at this sensing structure or this first flexible base plate.
9. as claim 1 or 5 described contact panels, wherein also comprise at least one second flexible base plate, this sensing structure is arranged between this second flexible base plate and this first flexible base plate.
10. an electronic installation is characterized in that, comprising:
One housing;
One system circuit board is arranged in this housing; And
One contact panel is electrically connected with this system circuit board, and this contact panel is as each described contact panel in the claim 1 to 5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100042081A CN103197806A (en) | 2012-01-06 | 2012-01-06 | Touch panel and electronic device using same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100042081A CN103197806A (en) | 2012-01-06 | 2012-01-06 | Touch panel and electronic device using same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103197806A true CN103197806A (en) | 2013-07-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012100042081A Pending CN103197806A (en) | 2012-01-06 | 2012-01-06 | Touch panel and electronic device using same |
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| Country | Link |
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| CN (1) | CN103197806A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105302387A (en) * | 2014-07-04 | 2016-02-03 | 胜华科技股份有限公司 | Touch panel |
| CN108023029A (en) * | 2017-11-29 | 2018-05-11 | 昆山维信诺科技有限公司 | Display module and display device |
| CN113961104A (en) * | 2020-07-20 | 2022-01-21 | 禾瑞亚科技股份有限公司 | Flexible touch screen, touch processing device and method and electronic system |
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| US20090309850A1 (en) * | 2008-06-16 | 2009-12-17 | Kai-Ti Yang | Capacitive touch panel |
| CN101685362A (en) * | 2008-09-22 | 2010-03-31 | 铼宝科技股份有限公司 | Light transmission touch panel |
| CN102253783A (en) * | 2011-08-23 | 2011-11-23 | 汕头超声显示器有限公司 | Electrode intersection arranged on flexible base plate and flexible touch sensing plate |
| CN102279677A (en) * | 2010-06-12 | 2011-12-14 | 陈维钏 | Structure of touch panel and manufacturing method thereof |
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2012
- 2012-01-06 CN CN2012100042081A patent/CN103197806A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090309850A1 (en) * | 2008-06-16 | 2009-12-17 | Kai-Ti Yang | Capacitive touch panel |
| CN101685362A (en) * | 2008-09-22 | 2010-03-31 | 铼宝科技股份有限公司 | Light transmission touch panel |
| CN102279677A (en) * | 2010-06-12 | 2011-12-14 | 陈维钏 | Structure of touch panel and manufacturing method thereof |
| CN102253783A (en) * | 2011-08-23 | 2011-11-23 | 汕头超声显示器有限公司 | Electrode intersection arranged on flexible base plate and flexible touch sensing plate |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105302387A (en) * | 2014-07-04 | 2016-02-03 | 胜华科技股份有限公司 | Touch panel |
| CN108023029A (en) * | 2017-11-29 | 2018-05-11 | 昆山维信诺科技有限公司 | Display module and display device |
| CN113961104A (en) * | 2020-07-20 | 2022-01-21 | 禾瑞亚科技股份有限公司 | Flexible touch screen, touch processing device and method and electronic system |
| CN113961104B (en) * | 2020-07-20 | 2023-11-03 | 禾瑞亚科技股份有限公司 | Flexible touch screen, touch processing device and method and electronic system |
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Application publication date: 20130710 |