CN103049119A - Touch control device and touch control display device - Google Patents
Touch control device and touch control display device Download PDFInfo
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- CN103049119A CN103049119A CN2011103128499A CN201110312849A CN103049119A CN 103049119 A CN103049119 A CN 103049119A CN 2011103128499 A CN2011103128499 A CN 2011103128499A CN 201110312849 A CN201110312849 A CN 201110312849A CN 103049119 A CN103049119 A CN 103049119A
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Abstract
The invention discloses a touch control device which comprises a transparent base plate, a touch control sensing electrode layer and a decorating layer. The decorating layer is arranged on the transparent base plate and comprises a plurality of mutually stacked dielectric layers, and a class structure is arranged between end edges of every two adjacent dielectric layers. The touch control sensing electrode layer is arranged on the transparent base plate and at least overlaps class structures. By means of the design, the decorating layer adopts layering indentation class design so that a transparent electrode or a transparent electrode connecting wire can gradually climb along each step of gentle slope when extends and is distributed onto the decorating layer, wire breaking probability can be reduced remarkably, the wire distribution reliability can be improved, and reject ratio of products can be effectively reduced.
Description
Technical field
The present invention relates to a kind of contactor control device and touch control display apparatus.
Background technology
Please refer to Figure 11, coloured decorative layer 102 on a contactor control device 100, if other color inks except black consist of, the relative black ink of its covering property is usually relatively poor, therefore need thicker ink film thickness that enough screening effects are provided, certainly, even use black ink also may need thicker ink film thickness according to actual demand.An example as shown in figure 12, the gross thickness that coloured decorative layer 102 has five layers of ink lay and stack is about 30um-40um, when carrying out the manufacturing process such as follow-up transparency electrode or cabling, for example extend when striding to the decorative layer 102 when transparency electrode 104 wishs, cause the problems such as broken string or reliability be not good because of the height offset of the blocked up formation of ink lay easily.
Summary of the invention
The invention provides contactor control device and the touch control display apparatus of the high reliability of a kind of tool and product yield.
According to the design of one embodiment of the invention, a kind of contactor control device comprises a transparency carrier, a touch-control sensing electrode layer and a decorative layer.Decorative layer is arranged on the transparency carrier and comprises mutually stacking a plurality of dielectric layers, and forms a class structure between the ora terminalis of two adjacent dielectric layers.The touch-control sensing electrode layer is arranged on the transparency carrier and superimposed at least class structure.In one embodiment, a plurality of dielectric layers comprise a bottom of the most contiguous transparency carrier, away from a top layer of transparency carrier, and at least one middle layer between between bottom and top layer.
In one embodiment, top layer or middle layer cover the every other dielectric layer of its below, and top layer can be transparent material and consists of, and this top layer extends to this decorative layer outward and covers this transparency carrier.
In one embodiment, top layer away from transparency carrier comprises one first top layer and one second top layer, the first top layer covers middle layer and bottom, and the second top layer is consisted of by transparent material and covers the first top layer, and the second top layer extends to decorative layer outward and covers transparency carrier.
In one embodiment, the middle layer comprises speculum surface layer or non-conductive film plating layer.
In one embodiment, the middle layer comprises a transparent ink layer and is adjacent to speculum surface layer or non-conductive film plating layer below.
In one embodiment, the ora terminalis of each dielectric layer is curved, and decorative layer is arranged at the periphery of transparency carrier.
In one embodiment, contactor control device is divided into a non-visible area that is positioned at the decorative layer zone and is positioned at the extra-regional visible area of decorative layer, the touch-control sensing electrode layer is positioned in fact visible area and comprises many first electrode tandems and many second electrode tandems, and part the first electrode tandem and both at least one of them extensions of part the second electrode tandem are connected to non-visible area and superimposed at least class structure.
Another embodiment of the present invention provides a kind of touch control display apparatus, comprise aforesaid contactor control device and a display device, display device is attached at the side that contactor control device is provided with decorative layer, and display device for example can be liquid crystal display, organic light emitting display, electric moistening display or electrophoretic display device (EPD).
Design by above-described embodiment, because decorative layer has class's design that layering inside contracts, when transparency electrode or transparency electrode connecting line wish are extended when being distributed on the decorative layer, the setting of can climbing step by step along every single order gentle slope of transparency electrode or transparency electrode connecting line, so can significantly reduce the broken string probability and improve the wiring reliability, effectively reduce the fraction defective of product.
Description of drawings
Accompanying drawing described herein is used to provide a further understanding of the present invention, consists of the application's a part, does not consist of limitation of the invention.In the accompanying drawings:
Fig. 1 is the synoptic diagram according to the contactor control device of one embodiment of the invention.
Fig. 2 is the floor map according to the touch-control sensing electrode layer of one embodiment of the invention.
Fig. 3 is the structural representation according to the decorative layer of one embodiment of the invention.
Fig. 4 is the structural representation according to the decorative layer of another embodiment of the present invention.
Fig. 5 is the structural representation according to the decorative layer of another embodiment of the present invention.
Fig. 6 is the structural representation according to the decorative layer of another embodiment of the present invention.
Fig. 7 is the structural representation according to the decorative layer of another embodiment of the present invention.
Fig. 8 is the structural representation according to the decorative layer of another embodiment of the present invention.
Fig. 9 is the synoptic diagram according to the contactor control device of one embodiment of the invention.
Figure 10 is the synoptic diagram according to the touch control display apparatus of one embodiment of the invention.
Figure 11 is the simplified schematic diagram of an existing contactor control device.
Figure 12 is the part section enlarged drawing of Figure 11.
Drawing reference numeral:
10 contactor control devices
11 first electrode tandems
12 transparency carriers
13 second electrode tandems
14 touch-control sensing electrode layers
15,17 connecting lines
18 routing layers
20,20a-20f decorative layer
200 dielectric layers
201,201a, 201b top layer
202 bottoms
The 203-206 middle layer
21a, 21b transparency electrode
22 class structures
24 electrical insulation layers
26 insulation courses
30 contactor control devices
32 protective seams
36 anisotropic conductives
38 shielding layers
40 display device
44 insulation courses
46 electrically conducting transparent connection pad layers
50 touch control display apparatus
100 contactor control devices
102 decorative layers
104 transparency electrodes
D1-d5 inside contracts distance
H1-h5 thickness
P part section enlarged drawing
Embodiment
About aforementioned and other technology contents, characteristics and effect of the present invention, in the following detailed description that cooperates with reference to graphic embodiment, can clearly present.The direction term of mentioning in following examples such as: upper and lower, left and right, front or rear etc., only is the direction with reference to annexed drawings.Therefore, the direction term of use is to illustrate not to be to limit the present invention.
Fig. 1 is the synoptic diagram according to the contactor control device of one embodiment of the invention.As shown in Figure 1, contactor control device 10 comprises a transparency carrier 12, a touch-control sensing electrode layer 14 and a decorative layer 20, and touch-control sensing electrode layer 14 and decorative layer 20 all are arranged on the transparency carrier 12.In the present embodiment, decorative layer 20 is arranged at the periphery of transparency carrier 12, decorative layer 20 comprises mutually stacking a plurality of dielectric layers 200, and those dielectric layers 200 successively inside contract a class structure 22 are formed between the ora terminalis of per two adjacent dielectric layers 200, and the superimposed at least class structure 22 of touch-control sensing electrode layer 14.The ora terminalis of class structure 22 can be curved, makes the section integral body of decorative layer 20 have the profile of a gentle slope shape.Touch-control sensing electrode layer 14 can be single layered transparent electrode structure or multi-layer transparent electrode structure, as shown in Figure 2, touch-control sensing electrode layer 14 for example can comprise many first electrode tandems 11 and many second electrode tandems 13, the first electrode tandem 11 and the second electrode tandem 13 are spaced apart from each other, and part the first electrode tandem 11 or the superimposed at least class structure 22 of part the second electrode tandem 13.The first electrode tandem 11 can be via the first adjacent transparency electrode 21a of a plurality of the first connecting lines 15 series windings, and the second electrode tandem 13 can be via the second adjacent transparency electrode 21b of a plurality of the second connecting lines 17 series windings.The profile of the first transparency electrode 21a and the second transparency electrode 21b is such as can be rhombus, triangle, the geometric configuration such as linear.And the first electrode tandem 11 and the second electrode tandem 13 wherein one also can be arranged on separately on the transparency carrier 12, and another tandem is arranged on another transparency carrier.Design by above-described embodiment, because decorative layer 20 has class's design that layering inside contracts, when transparency electrode 21a, 21b or connecting line 15,17 wishs are extended when being distributed on the decorative layer 20, transparency electrode 21a, 21b or connecting line 15,17 setting of can climbing step by step along every single order gentle slope, so can significantly reduce the broken string probability and improve the wiring reliability, effectively reduce the fraction defective of product.
The lamination quantity of decorative layer 20, material and composition do not limit, and only need have at least two dielectric layers 200 and get final product to form a class structure 22.The different structure embodiment of following explanation decorative layer 20.As shown in Figure 3, decorative layer 20a for example can be the rhythmo structure with five layers of dielectric layer 200, and rhythmo structure comprises farthest a bottom 202, and the middle layer 203,204,205 between top layer 201 and bottom 202 of a top layer 201 from transparency carrier 12, the most contiguous transparency carrier 12.In the present embodiment, middle layer 203 (thickness h 2) is inside contracted apart from d1 towards non-Touch Zone direction by the ora terminalis of bottom 202 (thickness h 1), middle layer 204 (thickness h 3) is inside contracted apart from d2 towards non-Touch Zone direction by the ora terminalis in middle layer 203, middle layer 205 (thickness h 4) is inside contracted apart from d3 towards non-Touch Zone direction by the ora terminalis in middle layer 204, top layer 201 (thickness h 5) is inside contracted apart from d4 towards non-Touch Zone direction by the ora terminalis in middle layer 205, uses a plurality of class structures 22 that formation inside contracts step by step.Must notice that in embodiments of the present invention the touch control operation district of contactor control device and non-Touch Zone be visible area and the non-visible area to should contactor control device forming after in conjunction with a display device respectively.Top layer 201 for example can be made of the relatively low color ink of transmittance (for example gray ink), and bottom 202 and middle layer 203,204,205 for example can be by the relatively high color ink of transmittance (for example white ink or colored ink, the colored inks beyond the colored ink described in this defined declaration book is white and black.) consist of; By this, can excessively not increase under the prerequisite of decorative layer thickness, possessing better shaded effect.In addition, in present embodiment and each embodiment described later, the scope of the thickness h 1-h5 of each dielectric layer 200 is 1um-15um, and the scope that inside contracts apart from d1-d5 of each dielectric layer 200 is 0.05mm-0.5mm, especially with the reliability of 0.1mm-0.3mm for better.
As shown in Figure 4, in another decorative layer 20b, top layer 201 can be made of the relatively low color ink of transmittance (for example gray ink) equally, bottom 202 and middle layer 203,204,205 can be made of the relatively high color ink of transmittance (for example white ink or colored ink), and be adjacent to 205 extensible bottom 202 and the middle layers 203,204 that cover the below that are distributed to, middle layer of top layer 201 belows, make the class structure that score layer inside contracts form more smooth-going gentle slope, in order to the setting of climbing of electrode or wire.As shown in Figure 5, in another decorative layer 20c, top layer 201 can be a protective clear layer that extends downward the touch control operation district; So, except being conducive to the easier setting of climbing of electrode or wire, this protective clear layer can also be with the mode moulding of whole coating, so manufacturing process is simple.Wherein, top layer 201 covers bottoms 202 and middle layer 203,204,205,206 and have the profile of a gentle slope shape, and in the present embodiment, top layer 201 for example can be by transparent photoresistance, transparent ink, silicide (SiO for example
2) or the transparent material such as protective seam (overcoat) consist of, can avoid by this below printing ink to be subject to etching and corrode, and the then effect that promotes touch-control sensing electrode layer 14 and transparency carrier 12.For example can be consisted of by the relatively low color ink of transmittance (for example gray ink) or lighttight black ink as for the middle layer 206 that is adjacent to top layer 201 belows, and other dielectric layers can be made of the relatively high color ink of transmittance (for example white ink or colored ink).
As shown in Figure 6, in another decorative layer 20d, top layer 201, bottom 202 and middle layer 203,204 can be made of white ink, the middle layer 205 that is adjacent to top layer 201 belows can be by a speculum surface layer (for example mirror-like silver) or non-conductive film plating layer (NCVM for example, Non conductive vacuum metallization) consists of, wherein the speculum surface layer has good shaded effect, and thickness less, so the unlikely decorative layer thickness that causes is excessive, and help the moulding of electrode or wire; Moreover, compare grey, black ink, the speculum surface layer more can not have influence on the effect of looking of bottom 202.In addition, in decorative layer 20d shown in Figure 6, the middle layer 204 that is adjacent to 205 belows, middle layer also can be made of transparent ink, in order to the light of diffusion via speculum surface layer or the reflection of non-conductive film plating layer, with the significant degree of reduction speculum surface layer or non-conductive film plating layer.
As shown in Figure 7; in another decorative layer 20e; one first top layer 201a covers first bottom 202 and middle layer 203,204,205; can easily form a protective clear layer that extends to the touch control operation district and the All Media floor that covers the below in order to one second follow-up top layer 201b, and the second top layer 201b has the profile of a gentle slope shape.The first top layer 201a for example can be made of white ink or gray ink; the second top layer 201b is such as can being made of transparent materials such as transparent photoresistance, transparent ink, silicide (such as SiO2) or protective seams (over coat), and the middle layer 205 that is adjacent to the first top layer 201a below for example can be made of a speculum surface layer (for example mirror-like silver) or non-conductive film plating layer (for example NCVM).As shown in Figure 8, in another decorative layer 20f, one top layer 201 can form a protective clear layer that extends to the touch control operation district and the All Media floor that covers the below, be adjacent to the middle layer 206 of top layer 201 belows such as being consisted of by the high material of the light-proofnesss such as gray ink or black ink, the middle layer 205 that is adjacent to 206 belows, middle layer for example can be made of thinner speculum surface layer (for example mirror-like silver) or a non-conductive film plating layer (for example NCVM), and bottom 202 and middle layer 203,204 can be made of white ink; By setting up of middle layer 206, except can strengthening middle layer 205 shaded effects, also can improve the bad optical phenomena that speculum surface layer or non-conductive film plating layer cause because of the backlight module light leak.
By the different embodiment of above-mentioned decorative layer 20 as can be known, decorative layer 20 only need form at least, and the single order level structure gets final product, it forms and not to limit fully and visual required cover or visual effect is changed, and also can use printing ink such as other colors such as green, yellow, photoresistance or be made of other materials such as pottery, class brills such as dielectric layer 200 and all can.
Fig. 9 is the synoptic diagram according to the contactor control device 30 of one embodiment of the invention.As shown in Figure 9, contactor control device 30 has aforementioned contactor control device 10 and can divide into a touch control operation district and a non-Touch Zone.In the present embodiment, non-Touch Zone is positioned at the periphery of contactor control device 30 and around the touch control operation district, has aforesaid touch-control sensing electrode layer 14 in the touch control operation district of contactor control device 30 with detecting touch position.In the rhythmo structure of the non-Touch Zone of contactor control device 30, decorative layer 20 with class structure is arranged at a side of transparency carrier 12, one routing layer 18 is arranged on the decorative layer 20 and superimposed part decorative layer 20, and routing layer 18 is electrically connected at the first electrode tandem 11 shown in Figure 2 and the second electrode tandem 13.Routing layer 18 can comprise many strip metals cabling, and metal routing is extensible is distributed on the decorative layer 20.Moreover an insulation course 26 can be formed on the transparency carrier 12 and cover transparency carrier 12, and the first relative connecting line 15 and 17 of the second connecting lines are provided with an electrical insulation layer 24.The material of transparency carrier 12 does not limit, and for example can be a glass substrate or a plastic substrate.In the present embodiment, a protective seam 32 covers touch-control sensing electrode layer 14 in the touch control operation district and the rhythmo structure in the non-Touch Zone simultaneously with the one-piece construction of protection contactor control device 30.Another insulation course 44 can be formed on the protective seam 32 and only be distributed in non-Touch Zone, and the thickness of insulation course 44 can be 3 to 100 times of protective seam 32 thickness.One electrically conducting transparent connection pad layer 46 is formed on the decorative layer 20 and is electrically connected many strip metals cabling in the routing layer 18.The material of electrically conducting transparent connection pad layer 46 for example can be the ITO nesa coating, and protective seam 32 and insulation course 44 engaging zones on electrically conducting transparent connection pad layer 46 forms respectively an opening, with expose portion electrically conducting transparent connection pad layer 46.The routing layer 18 that exposes can be electrically connected to external circuit by an anisotropic conductive (ACF) 36.One shielding layer 38 can be consisted of and is formed on the protective seam 32 by ink material, to avoid the edge light leak and the effect of edge protection is provided.
Design by above-described embodiment, because decorative layer 20 has class's design that layering inside contracts, so transparency electrode 21a, 21b or connecting line 15,17 (part the first electrode tandem 11 and part the second electrode tandem 13 at least one of them) can climb step by step along every single order gentle slope and be connected to non-Touch Zone.Moreover, touch-control sensing electrode layer such as Fig. 9 has lower conducting island (underground island) electrode structure, but it only is one of them embodiment of touch-control sensing electrode layer 14 of the present invention, touch-control sensing electrode layer 14 of the present invention is not restricted to lower conducting island electrode structure, its connecting line also can form bridge joint shape electrode structure by the top binding, and perhaps two side positions of transparency carrier 12 can be located in touch-control sensing electrode layer position.In addition, touch-control sensing electrode layer 14 does not limit the same side that is formed at transparency carrier 12, and for example the first electrode tandem 11 of touch-control sensing electrode layer 14 and the second electrode tandem 13 also can be arranged at respectively two offsides of transparency carrier 12 and consist of a two-sided ITO electrode structure.
In addition, the contactor control device 30 of above-mentioned each embodiment can with a display device 40 in conjunction with to consist of a touch control display apparatus 50.For example, as shown in figure 10, one display device 40 can be pasted to a side of contactor control device 30 to consist of a touch control display apparatus 50 by the optical cement (not shown), and the kind of display device 40 does not limit, and for example can be liquid crystal display, organic light emitting display, electric moistening display or electrophoretic display device (EPD) etc.
Although the present invention discloses as above with preferred embodiment; so it is not to limit the present invention, any those skilled in the art, without departing from the spirit and scope of the present invention; when can doing a little change and retouching, so protection scope of the present invention is as the criterion when looking the claim scope person of defining.In addition, arbitrary embodiment of the present invention or claim must not reached the disclosed whole purposes of the present invention or advantage or characteristics.In addition, summary part and title only are the usefulness of auxiliary patent document search, are not to limit interest field of the present invention.
Claims (15)
1. a contactor control device is characterized in that, comprises:
One transparency carrier;
One decorative layer is arranged on the described transparency carrier, and described decorative layer comprises mutually stacking a plurality of dielectric layers, and forms a class structure between the ora terminalis of two adjacent described dielectric layers; And
One touch-control sensing electrode layer is arranged on the described transparency carrier, and superimposed at least described class structure.
2. contactor control device as claimed in claim 1 is characterized in that, described dielectric layer comprises a bottom of the most contiguous described transparency carrier, away from a top layer of described transparency carrier, and at least one middle layer between between described bottom and described top layer.
3. contactor control device as claimed in claim 2 is characterized in that, described top layer or described at least one middle layer cover the every other dielectric layer of its below.
4. contactor control device as claimed in claim 3 is characterized in that, described top layer is consisted of by transparent material, and described top layer extends to described decorative layer outward and covers described transparency carrier.
5. contactor control device as claimed in claim 3, it is characterized in that, described top layer comprises one first top layer and one second top layer, described the first top layer covers described middle layer and described bottom, described the second top layer is consisted of by transparent material and is covered described the first top layer, and described the second top layer extends to described decorative layer outward and covers described transparency carrier.
6. contactor control device as claimed in claim 2 is characterized in that, described middle layer comprises speculum surface layer or non-conductive film plating layer.
7. contactor control device as claimed in claim 6 is characterized in that, described middle layer comprises a transparent ink layer and is adjacent to described speculum surface layer or non-conductive film plating layer below.
8. contactor control device as claimed in claim 1 is characterized in that, this ora terminalis of each described dielectric layer is curved.
9. contactor control device as claimed in claim 1 is characterized in that, described transparency carrier is a glass substrate or a plastic substrate.
10. contactor control device as claimed in claim 1 is characterized in that, described decorative layer is arranged at the periphery of described transparency carrier.
11. contactor control device as claimed in claim 1, it is characterized in that, described contactor control device is divided into a non-visible area that is positioned at described decorative layer zone and is positioned at the extra-regional visible area of described decorative layer, wherein said dielectric layer successively inside contracts a segment distance towards the direction of described non-visible area, and the scope of this segment distance is 0.05mm-0.5mm.
12. contactor control device as claimed in claim 11 is characterized in that, the scope of this segment distance is 0.1mm-0.3mm, and a thickness range of each described dielectric layer is 1um-15um.
13. contactor control device as claimed in claim 1, it is characterized in that, described contactor control device is divided into a non-visible area that is positioned at described decorative layer zone and is positioned at the extra-regional visible area of described decorative layer, described touch-control sensing electrode layer is positioned at described visible area and comprises many first electrode tandems and many second electrode tandems, and described the first electrode tandem of part and both at least one of them extensions of described the second electrode tandem of part are connected to described non-visible area and superimposed at least described class structure.
14. a touch control display apparatus is characterized in that, comprises:
One contactor control device, described contactor control device are divided into a visible area and a non-visible area and are comprised:
One transparency carrier;
One decorative layer is arranged on the described transparency carrier and is positioned at described non-visible area, and described decorative layer comprises between the ora terminalis of mutually stacking a plurality of dielectric layers and two adjacent described dielectric layers and forms a class structure; And
One touch-control sensing electrode layer is arranged on the described transparency carrier, and superimposed at least described class structure; And
One display device is attached at the side that described contactor control device is provided with described decorative layer.
15. touch control display apparatus as claimed in claim 14 is characterized in that, described display device is liquid crystal display, organic light emitting display, electric moistening display or electrophoretic display device (EPD).
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| CN2011103128499A CN103049119A (en) | 2011-10-14 | 2011-10-14 | Touch control device and touch control display device |
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| CN2011103128499A CN103049119A (en) | 2011-10-14 | 2011-10-14 | Touch control device and touch control display device |
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