CN202422063U - Touch panel - Google Patents
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- CN202422063U CN202422063U CN2011205770086U CN201120577008U CN202422063U CN 202422063 U CN202422063 U CN 202422063U CN 2011205770086 U CN2011205770086 U CN 2011205770086U CN 201120577008 U CN201120577008 U CN 201120577008U CN 202422063 U CN202422063 U CN 202422063U
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Abstract
The utility model provides a touch panel, comprising an upper cover substrate, a first electrode array, a patterned masking layer and at least one second electrode array. The upper cover substrate comprises a display area and a peripheral area, wherein the peripheral area surrounds the display area; the first electrode array is correspondingly located in the display area; the patterned masking layer is correspondingly located in the peripheral area; and the second electrode array is correspondingly located in a first patterned area of the patterned masking layer.
Description
[technical field]
The utility model is about a kind of contact panel, and especially in regard to a kind of contact panel of on same panel surface, realizing different touch-control response functions.
[background technology]
In the market of various consumption electronic products now, PDA(Personal Digital Assistant), mobile phone (mobile Phone), notebook computer (notebook) and flat computer portable electronic products such as (tablet PC) use contact panel (touch panel) as man-machine interface all widely.In addition; Since the design of electronic product at present all with light, thin, short, little be direction; Therefore no enough spaces hold like traditional input equipments such as keyboard, mouses on product; Especially under the drive of the flat computer demand of stressing human oriented design, contact panel has suddenly become one of crucial spare part.
Roughly can divide into the viewing area on the contact panel now and reach occlusion regions on every side, wherein in the viewing area, be designed with the touch-control input that touch controllable function comes sensing user, and occlusion regions be to adopt physical button to be used as pushing input on every side.Yet traditional physical button must carry out holes on the surface of contact panel could dispose use, so will cause the appearance effect of contact panel more undesirable, poor reliability and be difficult for cleaning.Moreover physical button needs many increases to assemble processing procedure together, thereby processing procedure is comparatively complicated.
[utility model content]
The utility model provides a kind of contact panel; It is the layout adjustment that sees through the architecture design and the electrode array configurations of contact panel; On same contact panel surface, realize different touch-control response functions need not using under the physical button, use the problem that above-mentioned physical button brought that solves.
The utility model proposes a kind of contact panel, includes shielding layer and at least one second electrod-array of a loam cake substrate, one first electrod-array, a patterning.The loam cake substrate comprises a viewing area and a surrounding zone, and wherein the surrounding zone is around the viewing area.First electrod-array, correspondence is positioned at the viewing area.The shielding layer correspondence of patterning is positioned at the surrounding zone.At least one second electrod-array, correspondence are positioned at one first pattered region of the shielding layer of patterning.
Further, the shielding layer of this first electrod-array and this patterning is arranged at this loam cake substrate, and this second electrod-array is arranged at the shielding layer of this patterning.
Further, this second electrod-array electrically connects this first electrod-array, with the extension as this first electrod-array.
Further, the shielding layer of this patterning more comprises one second pattered region, and this first pattered region and this second pattered region comprise a pierced pattern respectively.
Further, this contact panel more comprises a colored rete, and shielding layer that should patterning is provided with.
Further, this first electrod-array and this second electrod-array are formed at same induction electrode layer.
Further, this contact panel more comprises a passivation layer, be arranged at this induction electrode layer and should the colour rete between; And a pin configuration, belong to a wiring layer of this induction electrode layer, and correspondence is positioned at this surrounding zone and electrically connects this first electrod-array and this second electrod-array.
Further; This first electrod-array and this second electrod-array comprise second line of induction that first line of induction that a plurality of edges first axially parallels arranges and a plurality of edge second axially parallel are arranged respectively, and those first lines of induction and those second lines of induction are insulated from each other.
Further; Each those first line of induction comprises: a plurality of first conductive units and a plurality of first lead, and those first conductive units belong to a conductive layer of this induction electrode layer, and axially are intervally installed along first; Those first leads belong to this conductive layer; And electrically connect first respectively and axially go up two first adjacent conductive units, wherein between those first adjacent lines of induction, the zone that those first adjacent conductive units are surrounded is defined as a configuring area respectively; Each those second line of induction comprises a plurality of second conductive units and a plurality of second lead; Those second conductive units belong to this conductive layer; And be separately positioned on this configuring area; Those second leads belong to a wiring layer of this induction electrode layer, and corresponding those first leads of crossing over to electrically connect respectively second axial two the second adjacent conductive units.
Further, this induction electrode layer further comprises a plurality of insulation blocks, and correspondence is arranged between those first leads and those second leads respectively, and those first lines of induction and those second lines of induction are electrically insulated.
Based on above-mentioned, the contact panel that the utility model provided, its be in the viewing area of contact panel and surrounding zone all correspondence be provided with electrod-array, to let the electrod-array in viewing area and the surrounding zone have touch-control response function separately respectively.Thus, letting does not need any holes on the panel surface of contact panel, with the planarization of the appearance of keeping contact panel, and cleaning easily.In addition, be used for realizing that the electrod-array of different touch-control response functions can be to accomplish with fabrication steps, let the contact panel of the utility model have more the good and simple advantage of processing procedure of reliability.
[description of drawings]
Fig. 1 illustrates the vertical view of the contact panel of the utility model one embodiment.
Fig. 2 illustrates the C-C ' diagrammatic cross-section of Fig. 1.
Fig. 3 illustrates the process flow diagram of method for making of the contact panel of the utility model one embodiment.
Fig. 4-7 illustrates the stage framework schematic top plan view of the contact panel of the utility model one embodiment.
Fig. 8 illustrates the vertical view of the contact panel of another embodiment of the utility model.
[embodiment]
Fig. 1 illustrates the vertical view of the contact panel of the utility model one embodiment.Wherein, Contact panel 100 can for example be the electronic installation that is applied to tool screen display functions such as computing machine, mobile phone, camera, stereo set, vehicular equipment; And the contact panel 100 of present embodiment is to describe with the visual angle that the back side is overlooked, the surface of non-user's touching during contact panel 100 uses just of the so-called back side.As shown in Figure 1, contact panel 100 comprises the shielding layer (Patterned Mask Layer) 150 of a loam cake substrate 110, one first electrod-array 120, at least one second electrod-array 120 ' and a patterning.
First electrod-array, 120 correspondences are arranged in viewing area A, let viewing area A not only be able to more can be used to provide the touch-control response function of screen operator as watching the screen window displayed.Second electrod-array, 120 ' correspondence is arranged in first pattered region 151 of the shielding layer 150 of patterning, lets surrounding zone B be able to provide by second electrod-array 120 ' of first pattered region 151 of the shielding layer 150 of patterning and corresponding design the touch-control response function of virtual key operation.By this, present embodiment can be implemented in and realize different touch-control response functions on the same panel surface of contact panel 100.
In addition; The shielding layer 150 of the patterning of present embodiment further comprises one second pattered region 152; And second pattered region 152 can be designed with the pierced pattern 152a of the sign symbol of at least one trade mark, mark or model, to let surrounding zone B be used to provide the demonstration that indicates symbol.
Laminated framework for contact panel 100 that present embodiment more specifically is described please more in the lump with reference to figure 2, is the C-C of Fig. 1, diagrammatic cross-section.It then is the shielding layer 150 that further is arranged on patterning that first electrod-array 120 of present embodiment and the shielding layer 150 of patterning are arranged on loam cake substrate 110, the second electrod-arrays 120 '.Wherein, Loam cake substrate 110 can for example be the material that adopts glass; And because the loam cake substrate 110 of present embodiment is except the substrate that is used as touch-control and uses; More be intended for the substrate of protection usefulness, so loam cake substrate 110 can for example be earlier through strengthening, resist surface treatments such as dizzy, antibiotic.
On actual processing procedure, first electrod-array 120 and second electrod-array 120 ' can for example be via being made at same induction electrode layer with fabrication steps.Wherein, First electrod-array 120 and second electrod-array 120; Comprise second line of induction 124 that first line of induction 122 that a plurality of edges first axial (present embodiment is the X axle) are arranged in parallel and a plurality of edge second axial (present embodiment is the Y axle) are arranged in parallel respectively, and described first line of induction 122 and described second line of induction 124 are insulated from each other.
More particularly bright, each first line of induction 122 comprises a plurality of first conductive units 1221 and a plurality of first lead 1222; And each second line of induction 124 comprises a plurality of second conductive units 1241 and a plurality of second lead 1242.Wherein, First conductive unit 1221, first lead 1222 and second conductive unit 1241 are to see through micro-photographing process (Photo Lithography) by a conductive layer to be made; In other words, first conductive unit 1221, first lead 1222 and second conductive unit 1241 all belong to conductive layer.In addition, formed first conductive unit 1221 is that edge first axially is intervally installed, and first lead 1222 then is to electrically connect first respectively axially to go up two first adjacent conductive units 1221.And between the first adjacent line of induction 122, the zone that the first adjacent conductive unit 1221 is surrounded definable respectively goes out a configuring area D, and formed second conductive unit 1241 promptly is to be separately positioned among the configuring area D.1242 in second lead is further to see through micro-photographing process by a wiring layer to be made; Electrically connect second respectively to be used for corresponding leap first lead 1222 and axially go up two second adjacent conductive units 1241; In other words, second lead 1242 is to belong to the wiring layer.Moreover; More comprise an insulation course in the induction electrode layer; The insulation course of present embodiment is to be formed with a plurality of insulation blocks 123, is arranged between first lead 1222 and second lead 1242 with correspondence respectively, and making wins is electrically insulated between the line of induction 122 and second line of induction 124 each other.By this, the layered structure of above-mentioned conductive layer, wiring layer and insulation course gets final product the induction electrode layer that framework goes out present embodiment.
Above-mentioned conductive layer can for example be the design of adopting transparent conductive material; Transparent conductive material can comprise 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), 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 magnesium oxide, InGaZnMgO), indium oxide gallium magnesium (indium gallium magnesium oxide; InGaMgO) or indium oxide gallium aluminium (indium gallium aluminum oxide; And second lead 1242 in the wiring layer also can adopt the design of plain conductor (as: silver-colored line) except can adopting the material that is same as conductive layer InGaAlO) etc..
The contact panel 100 of present embodiment more comprises a pin configuration 140, and correspondence is positioned at surrounding zone B, and electrically connects first electrod-array 120, second electrod-array 120 '.Pin configuration 140 further electrically connects a control module (figure does not show), is used for transmitting the drive signal of control module and the sensing signal of first electrod-array 120 and second electrod-array 120 '.In addition, the pin configuration 140 of present embodiment can for example be when above-mentioned formation second lead 1242, is made by micro-photographing process in the lump, and belongs to the wiring layer under second lead 1242 equally.
Additional disclosure be that second electrod-array 120 ' of present embodiment is that design electrically connects first electrod-array 120, with the extension as first electrod-array 120.Thus, let control module can one design for the touch-control sensing pattern of first electrod-array 120 and second electrod-array 120 '.The control module of present embodiment is for example to produce each first line of induction 122 that drive signal is given first electrod-array 120 and second electrod-array 120 ' in regular turn; And unify to receive touch sense signals via second line of induction 124 of second electrod-array 120 ', use the touch-control response function of the electrod-array 120 ' of realizing first electrod-array 120 and second.
Moreover; Because first pattered region 151 and second pattered region 152 of the shielding layer 150 of the patterning of present embodiment include pierced pattern 151a, 151b, 152a respectively; In other words; The hollow out position of described pierced pattern 151a, 151b, 152a is to belong to the position that can supply light penetration; Therefore the contact panel 100 of present embodiment can comprise a colored rete 170 again, and the shielding layer 150 of corresponding patterning is provided with, and makes pierced pattern 151a, 151b, 152a in the win pattered region 151 and second pattered region 152 be able to further demonstrate color effect.Wherein, colored rete 170 can for example be to be formed by colored ink, chromatic photoresist, light guide ink printing or spraying, perhaps paste by pasted color-membrane to form, and same colored rete 170 is not limited in solid color.So, the contact panel 100 of present embodiment is able to richer color effect and comparatively attractive in appearance in appearance, and only needs simply can to create the uniqueness of product by the colour switching of colored rete 170.
At last; The contact panel 100 of present embodiment more can further comprise a passivation layer (Passivation Layer) 180; Be used for being arranged between aforesaid induction electrode layer and the colored rete 170; And cover the induction electrode layer fully, with avoid the induction electrode layer receive chemical erosion or physical property infringement and influence the function of touch-control sensing.
Next, further specify the manufacturing process of the contact panel 100 of the utility model.The process flow diagram of the method for making of the contact panel of the utility model one embodiment that is please illustrated with reference to figure 3 based on sectional view framework shown in Figure 2.And for more clearly explanation, the stage framework schematic top plan view of the contact panel of can be in the lump corresponding the utility model one embodiment that is illustrated with reference to 4-7 figure.
At first, a loam cake substrate 110 (step S1) is provided, as shown in Figure 4, loam cake substrate 110 is that the display sizes of the electronic installation of being arranged in pairs or groups according to contact panel 100 has been planned a viewing area A and a surrounding zone B, and surrounding zone B is the A around the viewing area normally.Then, the shielding layer 150 that forms a patterning is on loam cake substrate 110, and the corresponding surrounding zone B (step S2) that is positioned at loam cake substrate 110.The shielding layer 150 of patterning is coated with printing or spraying processing procedure to form, and the shielding layer 150 of the patterning of present embodiment comprises one first pattered region 151 and one second pattered region 152.Wherein, First pattered region 151 and second pattered region 152 comprise at least one pierced pattern 151a, 151b, 152a respectively; Pierced pattern 151a, 151b in first pattered region 151 of present embodiment are the symbols of using as virtual key, and the pierced pattern 152a in second pattered region 152 then is as the symbol that indicates usefulness.
After step S2, be coated with a conductive layer (step S3), and and then carry out the described conductive layer of patterning (step S4).As shown in Figure 5; The conductive layer of present embodiment is positioned at the viewing area A of loam cake substrate 110 except the correspondence coating; Further especially correspondence is coated first pattered region 151 of the shielding layer 150 of patterning; And described conductive layer will be formed with first line of induction 122 that a plurality of edges first axial (X axle) are arranged in parallel, and wherein each first line of induction 122 comprises a plurality of first conductive units 1221 and a plurality of first lead 1222, and described first conductive unit 1221 axially is intervally installed along first; Electrically connect and see through first lead 1222 between two the first adjacent conductive units 1221; Moreover between the first adjacent line of induction 122, the zone that the first adjacent conductive unit 1221 is surrounded is defined as a configuring area D respectively; In addition, described conductive layer more is formed with a plurality of second conductive units 1241, is separately positioned on the configuring area D of above-mentioned formation.
And then, coating and patterning one insulation course (step S5).As shown in Figure 6, coating and patterned insulation layer that present embodiment carried out, be for example be used for forming a plurality of insulation blocks 123 respectively correspondence be arranged on each first lead 1222.After step S5, be coated with again and patterning one wiring layer (step S6).As shown in Figure 7, coating that present embodiment carried out and patterning wiring layer, be for example be used for forming a plurality of second leads 1242 respectively correspondence be arranged at each the insulation block 123 on.Thus; Second lead 1242 in the wiring layer is able to see through insulation block 123 and crosses over first lead 1222 in the conductive layer; With axial along second respectively) the Y axle) electrically connect two second adjacent conductive units 1241, and then overall architecture goes out second line of induction 124 that a plurality of edges second axially parallel is arranged.By this, the formed induction electrode layer of above-mentioned conductive layer, insulation course and wiring layer can form one first electrod-array 120 on the A of the viewing area of loam cake substrate 110, and on the shielding layer 150 of patterning, forms one second electrod-array 120 '.
In addition; Present embodiment is coated with and during patterning wiring layer at step S6; More can further form a pin configuration 140 in the shielding layer 150 of patterning and the corresponding surrounding zone B that is positioned at loam cake substrate 110, and be used for electrically connecting first electrod-array 120 and second electrod-array 120 '.
Next, form a passivation layer 180 and be covered in the induction electrode layer (step S7) that foregoing structure goes out.Wherein, Passivation layer 180 can for example be to adopt inorganic material; For example silicon nitride (silicon nitride), monox (silicon oxide) and silicon oxynitride (silicon oxynitride); Perhaps adopt organic material, for example acrylic resin (acrylic resin), or other transparent material that is fit to.
At last, form a colored rete 170 on passivation layer 180, and the corresponding shielding layer 150 (step S8) that is positioned at patterning.Wherein, colored rete 170 can for example be to be formed by colored ink, chromatic photoresist, light guide ink printing or spraying, and described printing or spraying processing procedure more can take the processing procedure of shunting printing, so that colored rete 170 possesses multifarious color effect.In addition; Affiliated technical field has common knowledge the knowledgeable and can understand; Colored rete 170 is in the framework of the contact panel 100 of present embodiment; Not only for being positioned on the passivation layer 180, so long as can corresponding be positioned at the shielding layer 150 of patterning, let when contact panel 100 fronts are watched; First pattered region 151 of the shielding layer 150 of patterning and the pierced pattern 151a in second pattered region 152,151b, 152a can have color effect by colored rete 170, all are included in the utility model claim.
Please refer to Fig. 8, illustrate the vertical view of the contact panel of another embodiment of the utility model.The present embodiment roughly embodiment with Fig. 1 is identical, and discrepancy is, present embodiment formed first electrod-array 120 and second electrod-array 120 ' in the induction electrode layer are not electric connection.In other words; First electrod-array 120 and each second electrod-array 120 ' first line of induction 122 and second line of induction 124 separately all is to see through pin configuration 140 respectively to electrically connect control module; Let the control module be independent for first electrod-array 120 and second electrod-array 120 ' drives and sensing control, the sweep time of accelerating touch-control sensing by this.In addition; Present embodiment further is designed to two groups with second electrod-array 120 ' especially; To be used for the pierced pattern of corresponding two key symbols respectively; And the configuration relation of the first actual electrod-array 120 and second electrod-array 120 ' and laminated framework aspect are to look actual demand and order, and are limited by the utility model at this.
In sum, the contact panel of the utility model is to let in viewing area and the surrounding zone of contact panel all correspondence is designed with electrod-array, and the shielding layer that in the surrounding zone, further sees through patterning forms symbols such as virtual key and sign.By this, let lip-deep viewing area of same contact panel and surrounding zone have touch-control response function separately respectively, and the surrounding zone also have more the effect that indicates symbol that shows.Thus, the utility model is able to have advantages such as the contact panel profile pattern is good, the easy cleaning in surface.In addition, actually be used for realizing that the electrod-array of different touch-control response functions can be to accomplish with fabrication steps, let the contact panel of the utility model have more the good and simple advantage of processing procedure of reliability.
The above is merely 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.
Claims (10)
1. a contact panel is characterized in that, comprises:
One loam cake substrate comprises a viewing area and a surrounding zone, and wherein this surrounding zone is around this viewing area;
One first electrod-array, correspondence is positioned at this viewing area;
The shielding layer of one patterning, correspondence are positioned at this surrounding zone; And
At least one second electrod-array, correspondence are positioned at one first pattered region of the shielding layer of this patterning.
2. contact panel as claimed in claim 1 is characterized in that, the shielding layer of this first electrod-array and this patterning is arranged at this loam cake substrate, and this second electrod-array is arranged at the shielding layer of this patterning.
3. contact panel as claimed in claim 1 is characterized in that, this second electrod-array electrically connects this first electrod-array, with the extension as this first electrod-array.
4. contact panel as claimed in claim 1 is characterized in that, the shielding layer of this patterning more comprises one second pattered region, and this first pattered region and this second pattered region comprise a pierced pattern respectively.
5. like claim 1 or 4 described contact panels, it is characterized in that, more comprise a colored rete, shielding layer that should patterning is provided with.
6. contact panel as claimed in claim 5 is characterized in that, this first electrod-array and this second electrod-array are formed at same induction electrode layer.
7. contact panel as claimed in claim 6 is characterized in that, more comprises:
One passivation layer, be arranged at this induction electrode layer and should the colour rete between; And
One pin configuration belongs to a wiring layer of this induction electrode layer, and correspondence is positioned at this surrounding zone and electrically connects this first electrod-array and this second electrod-array.
8. contact panel as claimed in claim 6; It is characterized in that; This first electrod-array and this second electrod-array comprise second line of induction that first line of induction that a plurality of edges first axially parallels arranges and a plurality of edge second axially parallel are arranged respectively, and those first lines of induction and those second lines of induction are insulated from each other.
9. contact panel as claimed in claim 8; It is characterized in that; Each those first line of induction comprises a plurality of first conductive units and a plurality of first lead, and those first conductive units belong to a conductive layer of this induction electrode layer, and axially is intervally installed along first; Those first leads belong to this conductive layer; And electrically connect first respectively and axially go up two first adjacent conductive units, wherein between those first adjacent lines of induction, the zone that those first adjacent conductive units are surrounded is defined as a configuring area respectively; Each those second line of induction comprises a plurality of second conductive units and a plurality of second lead; Those second conductive units belong to this conductive layer; And be separately positioned on this configuring area; Those second leads belong to a wiring layer of this induction electrode layer, and corresponding those first leads of crossing over to electrically connect respectively second axial two the second adjacent conductive units.
10. contact panel as claimed in claim 9; It is characterized in that; This induction electrode layer further comprises a plurality of insulation blocks, and correspondence is arranged between those first leads and those second leads respectively, and those first lines of induction and those second lines of induction are electrically insulated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205770086U CN202422063U (en) | 2011-12-25 | 2011-12-25 | Touch panel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205770086U CN202422063U (en) | 2011-12-25 | 2011-12-25 | Touch panel |
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| Publication Number | Publication Date |
|---|---|
| CN202422063U true CN202422063U (en) | 2012-09-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2011205770086U Expired - Lifetime CN202422063U (en) | 2011-12-25 | 2011-12-25 | Touch panel |
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| CN103176641A (en) * | 2011-12-25 | 2013-06-26 | 宸鸿科技(厦门)有限公司 | Touch panel and manufacturing method thereof |
| CN103853372A (en) * | 2012-12-06 | 2014-06-11 | 联胜（中国）科技有限公司 | Touch display device and operation method of touch display device |
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| CN106610742B (en) * | 2015-10-21 | 2023-08-29 | 宸鸿科技(厦门)有限公司 | Touch panel and manufacturing method thereof |
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