The utility model content
For addressing the above problem, the utility model provides a kind of contact panel, and this contact panel defines the non-visible area of a visible area and this visible area of next-door neighbour, and this contact panel comprises: a cover plate; One first decorative layer is positioned at this non-visible area; And touch-control sensing structure and a shielding layer, this touch-control sensing structure and this shielding layer are that conformability ground moulding is arranged between this cover plate and this first decorative layer at this non-visible area, this touch-control sensing structure is arranged on below this cover plate in this visible area, wherein in this shielding layer design one pattern is arranged, be positioned at this touch-control sensing structure of this non-visible area and this pattern that this first decorative layer can correspond to this shielding layer.
In an alternate embodiment, wherein this touch-control sensing structure is between this cover plate and this shielding layer at this non-visible area.
In an alternate embodiment, wherein this shielding layer is between this cover plate and this touch-control sensing structure at this non-visible area.
In an alternate embodiment, more comprise a substrate and a glue-line, in this non-visible area, this substrate is positioned at this first decorative layer below, and this glue-line is between this touch-control sensing structure and shielding layer.
In an alternate embodiment, more comprise a substrate and a glue-line, in this non-visible area, this substrate is between this touch-control sensing structure and this first decorative layer, and this glue-line is between this touch-control sensing structure and this shielding layer.
In an alternate embodiment, more include one second decorative layer between this shielding layer and this touch-control sensing structure, and to should pattern setting.
In an alternate embodiment, more comprise a substrate and a glue-line, in this non-visible area, this substrate is positioned at this first decorative layer below, and this glue-line is between this second decorative layer and this touch-control sensing structure.
In an alternate embodiment, more comprise a substrate and a glue-line, this substrate is between this touch-control sensing structure and this first decorative layer, and this glue-line is between this second decorative layer and this touch-control sensing structure.
In an alternate embodiment, wherein the thickness of this second decorative layer is less than or equal to 20 microns.
In an alternate embodiment, wherein this second decorative layer can be the single or multiple lift structure.
In an alternate embodiment, wherein this first decorative layer can be the single or multiple lift structure.
In an alternate embodiment, wherein this first decorative layer or second decorative layer comprise a hyaline layer.
In an alternate embodiment, wherein this first decorative layer is identical with the color of this second decorative layer.
In an alternate embodiment, wherein this first decorative layer is different with the color of this second decorative layer.
In an alternate embodiment, wherein this pattern system is with a pierced pattern of etching mode formation.
The utility model will not arrange decorative layer between shielding layer and touch-control sensing structure in non-visible area, perhaps arrange if any, also be the decorative layer of thinner thickness to be set between shielding layer and touch-control sensing structure, so before making the touch-control sensing structure, can effectively reduce under the cover plate surface in the visible area of contact panel and the difference in height between the non-visible area, thereby effectively reduce the technical matters of mentioning in the prior art.
Embodiment
Have the knack of under the utility model for making that skill person can further understand the utility model as one of technical field, hereinafter the spy enumerates the preferred embodiment of the utility model, and cooperate appended graphicly, describe constitution content of the present utility model in detail and the effect reached is desired by institute.
For convenience of description, each of the utility model is graphic only for illustrating to be easier to understand the utility model, and its detailed ratio can be adjusted according to the demand of design.Description is for the upper and lower relation of opposed member in the figure in the text, people in this area all will be understood that the relative position that it means object, therefore all can overturn and present identical member, this all should belong to the scope that this instructions discloses together, chats bright earlier in this appearance.
The utility model provides a kind of contact panel to define the non-visible area of a visible area and this visible area of next-door neighbour, wherein this visible area is a transparent region, in electronic product, touch control display apparatus for example, be positioned at the display interface of contact panel below corresponding to this visible area, make display interface can not stopped by contact panel; This non-visible area is a light tight zone, is used for covering some nontransparent elements of the touch-control sensing structure of contact panel, for example periphery lead-in wire etc.Adjacent this visible area of this non-visible area, generally be located at the neighboring area of contact panel, look the demand of product, this non-visible area can only be located at an edge of contact panel, also can be arranged at two or three edges, and comparatively common be that non-visible area is around visible area.This contact panel comprises: cover plate; First decorative layer is positioned at this non-visible area; And touch-control sensing structure and shielding layer, this touch-control sensing structure and this shielding layer are that conformability ground moulding is arranged between this cover plate and this first decorative layer at this non-visible area, this touch-control sensing structure is arranged on below this cover plate in this visible area, wherein in this shielding layer design pattern is arranged, be positioned at this touch-control sensing structure of this non-visible area and this pattern that this first decorative layer can correspond to this shielding layer.Below by specific embodiment the technology of the utility model is described.
Fig. 1 illustrates the touch panel structure provided top view of the utility model first preferred embodiment, and Fig. 2 illustrates the partial structurtes synoptic diagram of the utility model first preferred embodiment, and Fig. 3 illustrates among the utility model Fig. 1 the cross-sectional view along profile line I-I ' gained.As shown in Figure 1 to Figure 3, contact panel 10 defines visible area 101 and centers on the non-visible area 102 of visible area 101, and comprises cover plate 11, shielding layer 12, touch-control sensing structure 13 and first decorative layer 14.Wherein, cover plate 11 can be a strengthening glass sheets or a plasticizing film, and its upper surface can be for user's touching, and lower surface can arrange as described below other and form the element of contact panel.
Shielding layer 12 can be between cover plate 11 and touch-control sensing structure 13 at non-visible area 102, in the present embodiment, shielding layer 12 can be positioned at the lower surface of cover plate 11 in non-visible area 102, wherein the material of shielding layer 12 is light-proof material, colored ink for example, it act as and covers other circuit components that are positioned at non-visible area, to guarantee the outward appearance of product.Shielding layer 12 is provided with pattern 121, pattern 121 is to be formed at pierced pattern on the shielding layer 12 by etched mode, it can be to be positioned at the touch controllable function button figure of non-visible area, brand identity or other decorative patterns of product, in the present embodiment, pattern 121 is for being positioned at the touch controllable function button figure of non-visible area.
Touch-control sensing structure 13 can be positioned at the lower surface of shielding layer 12 and correspond to pattern 121 at non-visible area 102, touch-control sensing structure 13 is below 101 of visible areas can be arranged on cover plate 101, for example can be set directly at the lower surface of cover plate 11, but in other embodiments, other complementary element layers also can be set in visible area 101 scopes between touch-control sensing structure 13 and the cover plate 11, not limited at this.
First decorative layer 14 is to be positioned at non-visible area 102 and can be positioned at lower surface and the corresponding pattern 121 of touch-control sensing structure 13 at non-visible area 102, with so that the openwork part of pattern 121 demonstrates corresponding color effect.
In the present embodiment, as shown in Figure 1, touch-control sensing structure 13 includes a plurality of first axial electrode 131 that is arranged in parallel along a first direction (being X-axis in the present embodiment), and a plurality of second axial electrode 132 that are arranged in parallel along a second direction (being Y-axis in the present embodiment).Wherein, second axial electrode 132 comprises that with first axial electrode, 131 mutually insulateds and second axial electrode 132 plural conductive unit 1321 and a plurality of electrically connect the connecting line 1322 of two adjacent conductive units 1321, wherein first axial electrode 131 is positioned at same plane with conductive unit 1321,1322 of first axial electrode 131 and connecting lines have an insulation course 133 to exist, and this insulation course 133 can prevent from electrically disturbing each other.Touch-control sensing structure 13 comprises a plurality of conducting wires that is positioned at non-visible area 102 134 in addition, each conducting wire 134 1 end electrically connects with first axial electrode 131 and second axial electrode 132 respectively, the other end links to each other with a processor (not shown) of outside, and this processor is in order to receive and to analyze from the received touch signal of contact panel.In the present embodiment, touch-control sensing structure 13 is individual layer touch-control electrode structure, namely first axial electrode 131 is positioned at same level plane with conductive unit 1322, this structure can make the thickness of touch-control sensing structure 13 reduce, but it should be noted that, the structure of touch-control sensing structure 13 is not limited to this, and it can be the touch-control electrode structure of bilayer or multilayer, and namely two axial electrodes insulation course by whole is separated into different planes.
In the present embodiment, first axial electrode 131 and second axial electrode 132 that touch-control sensing structure 13 comprises mainly are made up of transparent conductive material, for example, tin indium oxide (indium tin oxide, ITO), indium zinc oxide (indium zinc oxide, IZO), cadmium tin (cadmium tin oxide, CTO), aluminum zinc oxide (aluminum zinc oxide, AZO), indium oxide zinc-tin (indium tin zinc oxide, ITZO), tin oxide (tin oxide), zinc paste (zinc oxide), cadmium oxide (cadmium oxide), hafnia (hafnium oxide, HfO), indium oxide gallium zinc (indium gallium zinc oxide, InGaZnO), indium oxide gallium zinc-magnesium (indium gallium zinc magnesiumoxide, InGaZnMgO), indium oxide gallium magnesium (indium gallium magnesium oxide, InGaMgO), indium oxide gallium aluminium (indium gallium aluminum oxide, InGaAlO), carbon nanotube (Carbon Nano Tube, CNT), silver carbon nanotube or copper carbon nanotube etc., or other electrically conducting transparent materials and metal or nonmetallic complex, but above material more can be different according to actual demand, limited by the utility model at this.
In the present embodiment, pattern 121 is the figure of a hollow out, stop so the light that sends from the light emitting source (not shown) of contact panel 10 belows is partly understood crested layer 12, but can be directly by pattern 121 to highlight the openwork part of pattern 121.The setting of first decorative layer 14 is for the openwork part that makes pattern 121 demonstrates corresponding color effect, and it can be the composite bed that ㄧ hyaline layer, is made up by the multilayer material by the formed color layers of the light-transmitting materials that has any color arbitrarily or.Be positioned at light that the light emitting source of contact panel below sends in regular turn by behind first decorative layer 14, touch-control sensing structure 13 and the pattern 121, present the ㄧ multicolour pattern at user's interface, it should be noted that, first decorative layer 14 can be single layer structure or ㄧ sandwich construction, to be combined into various color.Because the utility model is arranged at first decorative layer 14 lower surface of touch-control sensing structure 13, so ㄧ comes before touch-control sensing structure 13 forms, cover plate 11 only has shielding layer 12 to exist at the lower surface of non-visible area 102, the difference in height that makes the intersection of visible area 101 and non-visible area 102 produce is less, touch-control sensing structure 13 can be formed on the mild relatively surface of ㄧ, can reduce the possibility that produces flaw when touch-control sensing structure 13 forms.
It should be noted that, when the button module of contact panel 10 need have touch controllable function, touch-control sensing structure 13 will be extended to the region of the pattern 121 that is positioned at non-visible area 102 by visible area 101, possesses touch controllable function with the figure button that provides contact panel 10 to be positioned at non-visible area 102, but the utility model is not limited to this, in other embodiment, touch-control sensing structure 13 comprises second detecting part that one first detecting part and is independent of first detecting part, wherein first detecting part is positioned at visible area 101, second detecting part is positioned at non-visible area 102 and corresponding to pattern 121, makes pattern 121 places possess the touch-control sensing function.Touch-control sensing structure 13 is arranged in pattern 121 regions, and is between first decorative layer 14 and shielding layer 12, because the electrode of touch-control sensing structure 13 mainly is made of the electrically conducting transparent material, therefore can not cover the light of below light emitting source.In addition, if pattern 121 is only made brand identity or other decorative patterns of product, also can omit the material that touch-control sensing structure 13 is extended to pattern 121 regions.
It should be noted that, in the present embodiment, shielding layer 12 is between cover plate 11 and touch-control sensing structure 13, and the technician who is familiar with this area will be understood that, the position of shielding layer 12 is not limited to this, in other embodiment of the utility model, shielding layer 12 can be positioned at touch-control sensing structure 13 belows, in other words, visible area and non-visible area touch-control sensing structure 13 at contact panel all can directly be made in surface under the cover plate 11, be that touch-control sensing structure 13 is between cover plate 11 and shielding layer 12, in this embodiment, what should specify is, touch-control sensing structure 13 is not fully between cover plate 11 and shielding layer 12 yet, in other words, the complex conduction circuit 134 of touch-control sensing structure 13 is positioned at surface under the shielding layer 12, and is connected with second axial electrode 132 with first axial electrode 131 through other electric connection mode.For example seeing through the perforation of a cross-over configurations or the relevant position in shielding layer 12 connects.That is shielding layer 12 and touch-control sensing structure 13 can be the composition element of conformability, therefore the relative position that is arranged between cover plate 11 and the decorative layer 14 can be non-for fixing, it can be first shielding layer 12 relation of stacking (as shown in Figure 3) of touch-control sensing structure 13 again, or first touch-control sensing structure 13 relation that stacks of shielding layer 12 again, as above literal is described.
Hereinafter will implement aspect at the difference of semiconductor element of the utility model and preparation method thereof and describe, and be simplified illustration, and illustrate that below being primarily aimed at each embodiment difference describes in detail, and no longer something in common is repeated to give unnecessary details.In addition, element system identical among each embodiment of the utility model indicates with identical label, is beneficial to check one against another between each embodiment.
The contact panel 10 of above-mentioned the utility model first preferred embodiment is that touch-control sensing structure 13 directly is made in surface under the cover plate 11 at visible area 101, do not need the base plate carrying touch-control sensing structure 13 that provides extra, integrated (the Touch on lens of touch-control glass just, TOL) structure, and the utility model is not limited thereto, and that is to say that the utility model can provide a base plate carrying touch-control sensing structure 13 in addition.Fig. 4 illustrates the section of structure of the utility model second preferred embodiment, as shown in Figure 4, contact panel 20 defines visible area 101 and centers on the non-visible area 102 of visible area 101, and contact panel 20 comprises cover plate 11, shielding layer 12, touch-control sensing structure 13 and first decorative layer 14 of aforementioned first embodiment.Be with the difference of the utility model first preferred embodiment, the contact panel 20 of present embodiment has more comprised a substrate 21, wherein touch-control sensing structure 13 and first decorative layer 14 are arranged on the upper surface of substrate 21, but not be formed on the cover plate 11, namely from top to bottom look it with Fig. 4, substrate 21 is to be positioned at below first decorative layer 14 in non-visible area 102, is to be positioned at below the touch-control sensing structure 13 101 of visible areas.In the present embodiment, contact panel 20 more comprises the glue-line 22 of an applying cover plate 11 and substrate 21, this glue-line 22 is arranged between touch-control sensing structure 13 and the shielding layer 12 at non-visible area 102, then be arranged between touch-control sensing structure 13 and the cover plate 11 at visible area, wherein, glue-line 22 can be whole structure, also can be border structure.In the present embodiment, the feature of all the other each parts, material behavior and method for making are identical with above-mentioned the utility model first preferred embodiment, so do not repeat them here.
Fig. 5 illustrates the section of structure of the utility model the 3rd preferred embodiment, as shown in Figure 5, present embodiment and the utility model second preferred embodiment difference are, the substrate 31 of contact panel 30 is between first decorative layer 14 and touch-control sensing structure 13 at non-visible area 102, just in non-visible area 102, touch-control sensing structure 13 and first decorative layer 14 are upper surface and the lower surfaces that are separately positioned on substrate 31, and in visible area 101, substrate 31 is arranged on the below of touch-control sensing structure 13.In addition, the glue-line 32 that includes an applying cover plate 11 and substrate 31 in the present embodiment equally, glue-line 32 is arranged between touch-control sensing structure 13 and the shielding layer 12 in non-visible area 102, glue-line 32 is arranged in visible area 101 between touch-control sensing structure 13 and the cover plate 11, wherein, glue-line 32 can be whole structure, also can be border structure.In the present embodiment, the feature of all the other each parts, material behavior and method for making are similar to above-mentioned second preferred embodiment, so at this and repeat no more.
For making the pattern 121 of contact panel under different conditions, can show color effect not of the same race, as when electronic product is in running order, the color that pattern displaying goes out is for blue, and when electronic product is in off working state, as standby or shutdown, the color that pattern displaying goes out is silver color, and the utility model more can include second decorative layer that is arranged between shielding layer and the touch-control sensing structure, the color of pattern displaying when providing electronic product to be in off working state.Fig. 6 illustrates the section of structure of the utility model the 4th preferred embodiment, as shown in Figure 6, contact panel 40 defines visible area 101 and centers on the non-visible area 102 of visible area 101, and contact panel 40 comprises cover plate 11, shielding layer 12, touch-control sensing structure 13 and first decorative layer 14 of aforementioned first embodiment.Be with the utility model first preferred embodiment difference, present embodiment more is provided with second decorative layer 41 of a corresponding pattern 121 between shielding layer 12 and touch-control sensing structure 13, the color of second decorative layer 41 and first decorative layer 14 can be identical, also can be different.Second decorative layer 41 is identical with the color of first decorative layer 14, can strengthen the display effect of pattern 121; Second decorative layer and the first decorative layer color are inequality, can be by the overlapping of first decorative layer 14 and second decorative layer 41, pattern 121 can have color combination not of the same race, for instance, when first decorative layer 14 is red, and second decorative layer 41 is blue, and when the light emitting source that is positioned at the contact panel lower surface does not emit beam, it seems from user's interface, because extraneous light is injected second decorative layer 41 and reflection, pattern will present blueness, emit beam and work as light emitting source, the ruddiness that first decorative layer sends namely can with blue cast and, and present the button pattern of purple, in other words, pattern can show color effect not of the same race under different conditions, as when electronic product is in running order, the color that pattern displaying goes out is purple, and when electronic product during everywhere in off working state, as standby or shutdown, the color that pattern displaying goes out be it should be noted that for blue, first decorative layer 14 of the present utility model and second decorative layer 41 all can be respectively single layer structure or sandwich construction, and the utility model is not as limit.But in the utility model, the thickness of second decorative layer 41 should be no more than 20 microns, technical matterss such as the bubble that occurs when not influencing follow-up formation touch-control sensing structure 13 with the thickness that guarantees second decorative layer 41 or fracture.This second decorative layer 41 can be the composite bed that ㄧ hyaline layer, is made up by the multilayer material by the formed color layers of the light-transmitting materials that has any color arbitrarily or.Structurally, second decorative layer 41 can be single layer structure or sandwich construction.The feature of all the other each parts, material behavior and method for making are similar to above-mentioned first preferred embodiment in the present embodiment, so at this and repeat no more.
Fig. 7 illustrates the section of structure of the utility model the 5th preferred embodiment, as shown in Figure 7, the difference of the utility model the 5th preferred embodiment and the utility model the 4th preferred embodiment is, the contact panel 50 of present embodiment has more comprised a substrate 51, second decorative layer 41 wherein, touch-control sensing structure 13 and first decorative layer 14 can stack in the upper surface of substrate 51 in non-visible area 102 from top to down in regular turn, but not be formed on the lower surface of cover plate 11, namely in non-visible area 102, substrate 51 can be positioned at first decorative layer, 14 belows, in visible area 101, substrate 51 can be positioned at touch-control sensing structure 13 belows.In the present embodiment, contact panel 50 more comprises the glue-line 52 of an applying cover plate 11 and substrate 51, glue-line 52 is in non-visible area 102 between touch-control sensing structure 13 and second decorative layer 41, be in visible area 101 between touch-control sensing structure 13 and cover plate 11, wherein, glue-line 52 can be whole structure, also can be border structure.In the present embodiment, the feature of all the other each parts, material behavior and method for making are identical with above-mentioned the utility model the 4th preferred embodiment, so do not repeat them here.
Fig. 8 illustrates the section of structure of the utility model the 6th preferred embodiment, as shown in Figure 8, present embodiment and the utility model the 5th preferred embodiment difference are, the substrate 61 of the contact panel 60 of present embodiment is between first decorative layer 14 and touch-control sensing structure 13 at non-visible area 102, just in non-visible area 102, touch-control sensing structure 13 and first decorative layer 14 are upper surface and the lower surfaces that are separately positioned on substrate 61, and in visible area 101, substrate 61 is arranged on the below of touch-control sensing structure 13.In addition, the glue-line 62 that includes an applying cover plate 11 and substrate 61 in the present embodiment equally, glue-line 62 is arranged between second decorative layer 41 and the touch-control sensing structure 13 in non-visible area 102, glue-line 62 is arranged in visible area 101 between touch-control sensing structure 13 and the cover plate 11, wherein, glue-line 62 can be whole structure, also can be border structure.In the present embodiment, the feature of all the other each parts, material behavior and method for making are similar to above-mentioned the 5th preferred embodiment, so at this and repeat no more.
In addition, the position of first decorative layer and second decorative layer can change to some extent according to actual demand in the utility model, for example in above-mentioned the 4th~the 6th preferred embodiment, second decorative layer, 41 alternatives are arranged at other positions, for example between cover plate 11 and the shielding layer 12, between touch-control sensing structure 13 and the glue-line etc., the utility model only need satisfy at least that the ㄧ decorative layer is arranged at touch-control sensing structure 13 belows and corresponding to pattern 121, all belongs in the scope that the utility model contains.
The utility model also provides a kind of method for making of contact panel.Fig. 9 illustrates the process flow diagram of method for making of the contact panel of the utility model, comprises following steps:
Step S1 forms a shielding layer at non-visible area, wherein forms a pattern at shielding layer.
Step S2 forms a touch-control sensing structure at visible area and non-visible area, wherein can correspond to pattern on shielding layer in the touch-control sensing structure of non-visible area, the touch-control sensing structure of visible area be formed in a cover plate below.
Step S3 after forming the touch-control sensing structure, forms a pair of first decorative layer that should pattern at non-visible area, and namely in non-visible area, shielding layer and touch-control sensing structure can be arranged between cover plate and first decorative layer.The mode that forms first decorative layer is generally the mode of coating and printing, because that first decorative layer need reach the color effect that certain thickness could make pattern on the shielding layer show is obvious, so first decorative layer can form by coating and printing step repeatedly.
Wherein, shielding layer and touch-control sensing structure can be the composition element of conformability, therefore the relative position that is arranged between cover plate and the decorative layer can be non-for fixing, can be first shielding layer again the touch-control sensing structure stack the order (as shown in Figure 3), or first touch-control sensing structure again shielding layer stack the order.
In addition, the manufacture method of the contact panel of the utility model more comprises substrate, the formation step of glue-line and second decorative layer, the element that those elements and step S1 ~ S3 disclose can be joined the relation of stacking of above-mentioned first to the 6th embodiment and be finished in regular turn on the formation order, be example with the 6th embodiment shown in Figure 8, can be respectively on cover plate 11 and substrate 61 each self-forming corresponding elements, for example at the non-visible area 102 of substrate 61, can form touch-control sensing structure 13 earlier at the upper surface of substrate 61, form first decorative layer 14 more in the lump in the lower surface of substrate 61 and form second decorative layer 41 in the upper surface of touch-control sensing structure 13, or allow first decorative layer 14 and second decorative layer 41 successively form, and in the non-visible area 102 of cover plate 11, then form the shielding layer of tool pierced pattern in the lower surface of cover plate 11, coating or attaching glue-line 62 are on cover plate 11 or substrate 61 again, carry out the applying program of cover plate 11 and substrate 61 at last, the formation order of other embodiment then can be known by inference according to this and repeat no more.
In sum, the utility model provides a kind of contact panel and manufacture method thereof, it is characterized in that one first decorative layer is arranged at side under the touch-control sensing structure, when the touch-control sensing structure forms, can effectively reduce the probability that produces flaw because of the touch-control sensing structure of follow-up formation that surface irregularity causes under the cover plate.Structure of the present utility model can be integrated in different contact panel stacking structures in addition.
The above only is the preferred embodiment of the utility model, and all equalizations of being done according to the utility model claim change and modify, and all should belong to the covering scope of the utility model.