CN203191952U - touchpad structure - Google Patents
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- CN203191952U CN203191952U CN 201320084293 CN201320084293U CN203191952U CN 203191952 U CN203191952 U CN 203191952U CN 201320084293 CN201320084293 CN 201320084293 CN 201320084293 U CN201320084293 U CN 201320084293U CN 203191952 U CN203191952 U CN 203191952U
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- 238000009413 insulation Methods 0.000 claims description 43
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- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical group [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 4
- 229910052799 carbon Inorganic materials 0.000 claims description 4
- 229920002120 photoresistant polymer Polymers 0.000 claims description 3
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- 230000001681 protective effect Effects 0.000 abstract 2
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Abstract
The utility model discloses a touch pad structure, it contains: a protective cover plate; the sensing electrode layer is arranged on the protective cover plate and is provided with a first axial electrode and a second axial electrode, the second axial electrode is provided with electrode blocks which are electrically insulated from each other, and a first peripheral lead electrically connects part of the first axial electrode or the second axial electrode to the attaching block; the insulating layer is arranged on the sensing electrode layer and is provided with a first through hole and a second through hole, wherein the first through hole exposes the first axial electrode or the second axial electrode, and the second through hole exposes part of the electrode block of the second axial electrode; and a jumper wire layer arranged on the insulating layer and having a jumper wire and a second peripheral lead, wherein the second peripheral lead electrically connects part of the first axial electrode or the second axial electrode to the bonding block through the first through hole, and the jumper wire is electrically connected to the electrode block of the second axial electrode through the second through hole.
Description
Technical field
The utility model relates generally to a kind of touch pad (track pad) structure, particularly relates to a kind of touch pad structure of thin typeization.
Background technology
Modern calculation element generally can utilize the index device of some form to allow the user be able to and operating system or the interaction of graphical user's interface, a kind of indicator device that capacitive type touch pad is is wherein selected, and it is arranged on the portable computings such as laptop computer or mobile computer to use for the user more.
The making of touch pad on the market now is that a sensing component that is made of a sensing substrate and a sensing electrode layer is fitted in non-penetrating on the base material mostly, the touch pad of producing in this way is unfavorable for the application demand of thin typeization owing to comprise two plate bases thereby have bigger thickness.
Be with, how to improve conventional touch pad structure and production method thereof, reaching the design requirement of further thin typeization, be the important topic of industry at present.
The utility model content
In order to realize the thin type design of existing touch pad, the utility model proposes a kind of touch pad structure and manufacture method thereof of novelty, its technical characterstic is the sensing electrode layer directly is made on the cover sheet of touch pad, reaches the design requirement of thin typeization.In addition, the utility model is further electrically connected the same axial electrode in the sensing electrode layer respectively under the design architecture of thin typeization by the peripheral leads that is arranged on different laminations, reach the design with narrow limitization to reduce the required wiring zone of peripheral leads.
The purpose of this utility model is to propose a kind of touch pad structure, and its structure comprises: a cover sheet; One sensing electrode layer is arranged on the cover sheet, and described sensing electrode layer comprises a plurality of first axial electrode, and each described first axial electrode comprises a plurality of first electrode blocks of arranging and being electrically connected to each other along first direction; A plurality of second axial electrode, each second axial electrode comprise a plurality of second electrode blocks of arranging and being electrically insulated each other along second direction; A plurality of applying pieces are arranged at the periphery of cover sheet; Many first peripheral leads are respectively with an applying piece and one first axial electrode or the electric connection of one second axial electrode; One insulation course is arranged on the sensing electrode layer, and be formed with a plurality of first through holes and a plurality of second through hole on the described insulation course, wherein first through hole exposes not first axial electrode or second axial electrode that electrically connects with first peripheral leads, and second through hole exposes part second electrode block of second axial electrode; And one the acrossing the line layer be arranged on the insulation course, described acrossing the line layer comprises many bonding lines and many second peripheral leads, wherein second peripheral leads electrically connects not first axial electrode or second axial electrode that electrically connects with first peripheral leads by first through hole, and bonding line electrically connects second electrode block of second axial electrode by second through hole.
Far and away, this classification of the present utility model will become more obvious with other purpose after the person of readding reads hereinafter with multiple accompanying drawing and the preferred embodiment specification specified of describing of drawing.
Description of drawings
1-7 figure shows the schematic cross-sectional view according to the making flow process of the utility model embodiment one touch pad structure;
The 8th figure shows the top view according to the induction electrode layer pattern of the utility model embodiment one touch pad structure;
The 9th figure shows the top view according to the insulation course of the utility model embodiment one touch pad structure; And
The 10th figure shows the top view according to the acrossing the line layer of the utility model embodiment one touch pad structure.
Wherein, description of reference numerals is as follows:
Embodiment
During details was hereinafter described, component symbol can be indicated in the some that becomes in the diagram of enclosing wherein, and represents with the special case describing mode of practicable embodiment.This class embodiment can illustrate enough details, makes one of ordinary skill in the art get tool to implement.The person of readding must recognize the embodiment that also can utilize other in the utility model or under the prerequisite departing from described embodiment not, make structural, logicality, and electrically on change.Therefore, details is hereinafter described will not desire to be considered to be a kind of restriction, and opposite, the embodiment that wherein comprises will be defined by claims.In addition, alleged orientation among each embodiment hereinafter " on " and D score, only be the relative position relation of representing between the assembly, be not to limit the utility model.
Hereinafter will provide a plurality of embodiment diagram of arranging in pairs or groups that the utility model technology is described now.Wherein, the 1st～7 figure shows the schematic cross-sectional view according to the making flow process of the utility model embodiment one touch pad structure.The 8th～10 figure then shows the top view according to lower floor's sensing electrode layer pattern of the utility model embodiment one touch pad structure, intermediate insulating layer and upper strata acrossing the line layer pattern in regular turn.
Please refer to the 1st figure, at first, provide a cover sheet 100, as glass plate or plastic plate, as the substrate of line construction, wherein said cover sheet 100 can for example refer to through strengthening sheet material later.Cover sheet 100 can have opposite first 100a and second surface 100b.Wherein, in order to allow touch pad present lighttight effect, except can directly adopting the lighttight color plate, present embodiment is for example to stamp the nonconducting colored coating 101 of one deck with mode of printing on first surface 100a, allow touch pad seem to present the color of colored coating 101, colored coating 101 for example is silver coating.In one embodiment, colored coating 101 also can be selected resistant to elevated temperatures material for use, for example can bear 160 degrees centigrade to 250 degrees centigrade high temperature, is understood that, resistant to elevated temperatures colored coating 101 can elect according to the formation temperature of follow-up other assembly formed thereon.In one embodiment, the thickness of colored coating 101 can be 0.001mm to 0.005mm, for example is 0.004mm.Additional disclosure be; because present embodiment is to be printed on colored coating 101 at first surface 100a; therefore other follow-up assemblies are based on colored coating 101 and arrange in regular turn; in other embodiments; if cover sheet 100 is the direct lighttight color plates that adopt, other follow-up assemblies then are that direct first surface 100a based on cover sheet 100 arranges in regular turn.
The second surface 100b of cover sheet 100 can make second surface 100b form the surface with texture for the plane for finger or the slip of index pen by physics or chemical method on it, to change touch feeling and vision impression.More specifically, the surface of texture is the surface with certain roughness, and described physical method for example can be the mode of grinding and polishing, described chemical method, for example etched mode of chemical liquid.Further, also can form Bewildering resistance layer, anti-soil layer, anti-reflecting layer at the second surface 100b of tool texture, or aforesaid layer textural association.Must note, in the utility model embodiment, all can carry out an infrared ray or ultraviolet baking procedure behind all print steps and make conductive material or the electrically non-conductive material dryness finalization that stamps, hereinafter will no longer be given unnecessary details it.
After forming colored coating 101, then shown in the 2nd figure, can stamp layer of conductive material at colored coating 101 by mode of printing, as conductive silver paste or conductive carbon paste etc., to form a sensing electrode layer 102.Sensing electrode layer 102 has electrode pattern and wire pattern.In one embodiment, the thickness of sensing electrode layer 102 can be 0.01mm to 0.03mm.Please be simultaneously with reference to the 8th figure, in this embodiment, sensing electrode layer 102 comprises a plurality of first axial electrode 200, a plurality of second axial electrode 210, many first peripheral leads 230 and a plurality of applying piece (bond pad) 240.First axial electrode 200 be by a plurality of along a first direction (as X-direction) arrange and pectination first electrode block 201 that is electrically connected to each other formation.200 of each first axial electrode are arranged along a second direction (as Y direction).210 of second axial electrode are to be arranged and pectination second electrode block 211 that is electrically insulated each other in the sensing electrode layer is constituted along second direction by a plurality of.210 of each second axial electrode are arranged along first direction.Above-mentioned first direction and second direction are an angle, and it is preferably 90 degree.First electrode block 201 and second electrode block 211 are in the staggered mode of pectination arrangement to be set.So, the space between first electrode block 201 and second electrode block 211 can constitute the capacitive region of touch pad structure.First axial electrode 200 all can be electrically connected to second axial electrode 210 and be positioned at first axial electrode 200 and/or second axial electrode, 210 peripheral corresponding applying pieces 240, and applying piece 240 can carry out the signal transmission with calculation element by an external circuit (as a flexible circuit board).Must notice that sensing electrode layer pattern of the present utility model is not limited to the pattern shown in the 8th figure, the variation that it may have other shape, number, angle or arrange.
What deserves to be mentioned is, for reaching, the wiring demand that cooperates the actual touch plate effectively carries out the design of narrow limit, shown in the 8th figure, present embodiment only allows first axial electrode 200 of part electrically connect corresponding applying piece 240 by first peripheral leads 230 in the sensing electrode layer, and second axial electrode 210 is all to electrically connect corresponding applying piece 240 by first peripheral leads 230.Yet, in other embodiments, also can design the applying piece 240 that allows first axial electrode 200 partly and second axial electrode 210 partly electrically connect correspondence by first peripheral leads 230; Perhaps only allow second axial electrode 210 of part electrically connect corresponding applying piece 240 by first peripheral leads 230, and first axial electrode 210 is all to electrically connect corresponding applying piece 240 by first peripheral leads 230.
After forming sensing electrode layer 102, then shown in the 3rd figure, stamp one deck electrically non-conductive material with mode of printing at sensing electrode layer 102 and colored coating 101, as photoresist material or dielectric ink etc., to form an insulation course 103.This step can adopt repeatedly the superimposition printing mode to stamp the above insulation course of one deck, as the 103a among the figure and 103b, to reach required insulation course 103 thickness, in one embodiment, the thickness of insulation course 103a and insulation course 103b can be 0.01mm to 0.03mm, for example is 0.02mm.In the present embodiment, insulation course 103 has the sensing electrode layer 102 that through hole 104 exposes the below correspondence.On the other hand, insulation course 103 may not can fully covers whole sensing electrode layer 102 and colored coating 101, and it may expose the applying piece 240 that is positioned at outer peripheral areas, with convenient electric connection for applying piece 240 in subsequent technique.Now further specify the detail setting of insulation course 103 in the text with reference to the 9th figure.
Shown in the 9th figure, insulation course 103 (representing with the shadow region in the drawings) does not cover applying piece 240 zones of below.So, the follow-up lead-in wire that forms at insulation course 103 can not need via through hole, and direct and applying piece 240 electrically connects.On the other hand, insulation course 103 comprises a plurality of through holes of two types, is called the first through hole 104a and the second through hole 104b in the literary composition.The first through hole 104a exposes those not to have or is not electrically connected to first axial electrode 200 of peripheral applying piece 240 and/or second axial electrode 210 (in this figure be example with first axial electrode 200) via first peripheral leads 230, and the first through hole 104a is preferably one of them end at least that correspondence is positioned at first axial electrode 200 and/or second axial electrode 210.The second through hole 104b is then corresponding respectively to be arranged in second electrode block 211 that second axial electrode 210 is electrically insulated each other, to expose the subregion of each second electrode block 211.
After forming insulation course 103, then shown in the 4th figure, with mode of printing in through hole 104 and the applying piece 240 that exposes of part stamp layer of conductive material 105, as conductive silver paste or conductive carbon paste etc.Further specify, if comprise two types of the first through hole 104a and the second through hole 104b etc. as the described through hole 104 of the 9th figure, then this step is that Will conductive material 105 is printed in the first through hole 104a and the second through hole 104b.
After forming conductive material 105, then please also refer to the 5th figure and the 10th figure, can stamp another layer conductive material at conductive material 105 and insulation course 103 by mode of printing, as conductive silver paste or conductive carbon paste etc., to form an acrossing the line layer 106.The material of acrossing the line layer 106 and thickness can be identical with conductive material 105 and with its electric connection.So, those do not have or are not electrically connected to first axial electrode 200 of peripheral applying piece 240 via first peripheral leads 230 and/or second axial electrode 210 just can be electrically connected to peripheral applying piece 240 by acrossing the line layer 106 and conductive material 105 in the sensing electrode layer 102, and second electrode block 211 that allows each second axial electrode 210 originally be electrically insulated each other electrically connects.Must note in other embodiments, conductive material 105 can form in same print steps with acrossing the line layer 106, anticipate namely, conductive material 105 itself is the part of acrossing the line layer 106, and the acrossing the line layer of mentioning hereinafter 106 will comprise conductive material 105 positions.
More specifically the detail setting at acrossing the line layer 106 illustrates, shown in the 10th figure, acrossing the line layer 106 comprises many bonding line 106a and many second peripheral leads 106b.Bonding line 106a figure has covered the second through hole 104b of aforementioned dielectric layer 103.More particularly, every bonding line 106a has covered the second through hole 104b that those correspondences are positioned at second electrode block 211 of second axial electrode 210.With setting like this, a bonding line 106a can electrically connect second electrode block 211 that originally is electrically insulated each other in one second axial electrode 210.As previously mentioned, when conductive material 105 with acrossing the line layer 106 when the print steps of single forms, the body that bonding line 106a will comprise the conductive material 105 that is positioned at the first through hole 104a and the second through hole 104b and be positioned at the bonding line 106a on the insulation course 103 this moment.On the other hand, the second peripheral leads 106b has then covered in the insulation course 103 and correspondingly to be positioned at those and not to have or be not electrically connected to first axial electrode 200 of peripheral applying piece 240 and/or the first through hole 104a of second axial electrode, 210 ends via first peripheral leads 230.Arrange with this, those do not have or are not electrically connected to first axial electrode 200 of peripheral applying piece 240 and/or the periphery applying piece 240 that second axial electrode 210 can be electrically connected to correspondence by the second peripheral leads 106b via first peripheral leads 230.Must notice that in this embodiment the second peripheral leads 106b can be overlapping or not overlapping with the first peripheral leads 106a.
From the above, the utility model is by the hierarchical design of the first peripheral leads 106a and the second peripheral leads 106b, not only can allow first axial electrode 200 and second axial electrode 210 electrically connect corresponding applying piece 240 equally, and more can effectively reduce the design of connecting up the zone and reaching narrow limitization.
After forming acrossing the line layer 106, then shown in the 6th figure, can stamp an electrically non-conductive material at acrossing the line layer 106 and insulation course 103 by mode of printing, as photoresist material or dielectric ink etc., to form a top insulation course 107.Top insulation course 107 can cover whole acrossing the line layer 106, with protection line pattern wherein.In this embodiment, top insulation course 107 has the acrossing the line layer 106 that through hole 108 (hereinafter being called third through-hole) exposes part in addition, makes that acrossing the line layer 106 is able to electrically connect with an outside line.Similarly, can form conductive material 109 by mode of printing in the through hole 108.
After forming conductive material 109, then please refer to the 7th figure, can form extra outside line on the top insulation course 107, present embodiment is example with a microswitch (metal-dome switch) 110.Shown in the 7th figure; microswitch 110 can electrically connect via the acrossing the line layer 106 of conductive material 109 with lower floor; allow the touch-screen of present embodiment that the function of physical button can further be provided, the user can touch microswitch 110 indirectly by the second surface 100b that presses cover sheet 100 and come input signal.Can form a screen layer 111 again on the top insulation course 107, to avoid electromagnetic interference (EMI).The thickness of top insulation course 107 can be 0.01mm to 0.03mm, for example is 0.02mm.After all layers structure all finished, at last a flexible circuit board 112 is fitted in the applying piece 240 of touch pad correspondence.So, sensing electrode layer 102 can carry out the signal transmission by the calculation element of flexible circuit board 112 and outside.
According to the above-mentioned manufacture method that provides, please answer with reference to the 7th figure～the 10th figure, the utility model has also proposed a kind of touch pad structure of novelty, and its structure comprises: a cover sheet 100; One sensing electrode layer 102 is arranged on the cover sheet 100.Sensing electrode layer 102 comprises a plurality of first axial electrode 200, and each described first axial electrode 200 comprises a plurality of first electrode blocks 201 of arranging and being electrically connected to each other along first direction; A plurality of second axial electrode 210, each described second axial electrode 210 comprise a plurality of second electrode blocks 211 (the 8th figure) of arranging and being electrically insulated each other along second direction; A plurality of applying pieces 240 are arranged at the periphery of cover sheet 100; Many first peripheral leads 230 are respectively with an applying piece 240 and described first axial electrode 200 or 210 electric connections of one second axial electrode; One insulation course 103 is arranged on the sensing electrode layer 102, and be formed with a plurality of first through hole 104a and a plurality of second through hole 104b (the 9th figure) on the insulation course 103, wherein the first through hole 104a exposes not part second electrode block 211 that first axial electrode 200 that electrically connects with described first peripheral leads 230 or second axial electrode, 210, the second through hole 104b expose second axial electrode 210; And an acrossing the line layer 106, be arranged on the insulation course 103.Acrossing the line layer 106 comprises many bonding line 106a and many second peripheral leads 106b (the 10th figure), wherein the second peripheral leads 106b electrically connects not first axial electrode 200 or second axial electrode 210 that electrically connects with first peripheral leads 230 by the first through hole 104a, and bonding line 106a electrically connects second electrode block 211 of second axial electrode 210 by the second through hole 104b.
In the touch pad structure of present embodiment, other comprises a colored coating 101 and is arranged between cover sheet 100 and the sensing electrode layer 102.
In the touch pad structure of present embodiment, other comprises a top insulation course 107 and is arranged on acrossing the line layer 106 and the insulation course 103.
In the touch pad structure of present embodiment, top insulation course 107 is formed with at least one third through-hole 108 and exposes acrossing the line layer 106, acrossing the line layer 106 electrically connects by third through-hole 108 and an outside line, for example a microswitch (metal-dome switch) 110.
In one embodiment, insulation course 103 can be plural rhythmo structure, for example includes insulation course 103a and insulation course 103b.
The utility model directly forms (as: with mode of printing) on cover sheet with each layer structure and the circuitous pattern of touch pad; being different from prior art adopts the sensing component with entity to be fitted in the non-production method that penetrates on the base material; make whole touch pad structure thinning, be conducive to the application demand of thin type design.In addition, acrossing the line layer design in upper strata of the present utility model has following several advantages: (1) in the prior art, the peripheral leads of all first axial electrode or the second axial electrode correspondence all can be arranged on electrode with the layer layer structure in, so, substrate certainly will will provide bigger peripheral non-sensing region to hold those peripheral leads, can't reach the appearance design of narrow frame.The utility model with the peripheral leads design of same section axial electrode on axially in the acrossing the line layer of upper strata (or different layers), make peripheral leads to overlap, significantly reduced must provide to hold the peripheral non-sensing region of peripheral leads, satisfy the application demand of narrow frame design; (2) the part peripheral leads being arranged on structural design in the layer structure with the electrode layer different layers also can effectively solve in the arrangement design of some electrode pattern and make axial electrode to connect toward the problem of corresponding applying piece via the peripheral leads with layer because of the restriction of wiring space.
The above is preferred embodiment of the present utility model only, is not limited to the utility model, and for a person skilled in the art, the utility model can have various changes and variation.All within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.
Claims (13)
1. a touch pad structure is characterized in that, comprises:
One cover sheet;
One sensing electrode layer is arranged on the described cover sheet, and described sensing electrode layer comprises:
A plurality of first axial electrode, each described first axial electrode comprise a plurality of first electrode blocks of arranging and being electrically connected to each other along first direction;
A plurality of second axial electrode, each described second axial electrode comprise a plurality of second electrode blocks of arranging and being electrically insulated each other along second direction;
A plurality of applying pieces are arranged at the periphery of described cover sheet; And
Many first peripheral leads are respectively with a described applying piece and described first axial electrode or described second axial electrode electric connection;
One insulation course, be arranged on the described sensing electrode layer, and be formed with a plurality of first through holes and a plurality of second through hole on the described insulation course, wherein said first through hole exposes not described first axial electrode or described second axial electrode that electrically connects with described first peripheral leads, and described second through hole exposes part second electrode block of described second axial electrode; And
One acrossing the line layer, be arranged on the described insulation course, described acrossing the line layer comprises many bonding lines and many second peripheral leads, wherein said second peripheral leads electrically connects not described first axial electrode or described second axial electrode that electrically connects with described first peripheral leads by described first through hole, and described bonding line electrically connects second electrode block of described second axial electrode by described second through hole.
2. touch pad structure according to claim 1 is characterized in that, described bonding line comprises the conductive material that is positioned at described first through hole and described second through hole and is positioned at bonding line body on the described insulation course.
3. touch pad structure according to claim 1 is characterized in that, other comprises a colored coating and is arranged between described cover sheet and the described sensing electrode layer.
4. touch pad structure according to claim 1 is characterized in that, other comprises a top insulation course and is arranged on the described acrossing the line layer.
5. touch pad structure according to claim 4 is characterized in that, described top insulation course is formed with at least one third through-hole and exposes described acrossing the line layer, and described acrossing the line layer electrically connects by described third through-hole and an outside line.
6. touch pad structure according to claim 1; it is characterized in that; described cover sheet includes first surface and with respect to the second surface of described first surface; described sensing electrode layer is arranged at the first surface of described cover sheet; be provided with Bewildering resistance layer, anti-soil layer, anti-reflecting layer on the second surface of described cover sheet in addition, or aforesaid combination.
7. touch pad structure according to claim 6 is characterized in that, described second surface is one to have the surface of texture.
8. touch pad structure according to claim 1 is characterized in that, described first electrode block and described second electrode block are arranged on the described cover sheet with the pectination interlace mode.
9. touch pad structure according to claim 1 is characterized in that, described a plurality of first axial electrode are arranged along described second direction, and described a plurality of second axial electrode are arranged along described first direction.
10. touch pad structure according to claim 1 is characterized in that, described insulation course is plural rhythmo structure.
11. touch pad structure according to claim 1 is characterized in that, the material of described sensing electrode layer and described acrossing the line layer is conductive silver paste or conductive carbon paste.
12. touch pad structure according to claim 1 is characterized in that, the material of described insulation course is photoresist material or dielectric ink.
13. touch pad structure according to claim 1 is characterized in that, the material of described cover sheet is glass.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320084293 CN203191952U (en) | 2013-02-22 | 2013-02-22 | touchpad structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320084293 CN203191952U (en) | 2013-02-22 | 2013-02-22 | touchpad structure |
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| CN203191952U true CN203191952U (en) | 2013-09-11 |
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| CN 201320084293 Expired - Fee Related CN203191952U (en) | 2013-02-22 | 2013-02-22 | touchpad structure |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104007860A (en) * | 2013-02-22 | 2014-08-27 | 宸鸿光电科技股份有限公司 | Touch panel structure and manufacturing method thereof |
| CN104635991A (en) * | 2015-03-11 | 2015-05-20 | 合肥鑫晟光电科技有限公司 | Shadow elimination structure, touch screen and preparation method of touch screen |
| CN104656967A (en) * | 2013-11-22 | 2015-05-27 | 胜华科技股份有限公司 | Touch control panel |
| WO2016123810A1 (en) * | 2015-02-06 | 2016-08-11 | 深圳市柔宇科技有限公司 | Capacitive touch screen and manufacturing method thereof |
| CN107132955A (en) * | 2017-04-01 | 2017-09-05 | 昆山龙腾光电有限公司 | Touch induction device, preparation method and touch control device |
| WO2020124439A1 (en) * | 2018-12-19 | 2020-06-25 | 深圳市柔宇科技有限公司 | Touch panel, touch device and touch detection method |
-
2013
- 2013-02-22 CN CN 201320084293 patent/CN203191952U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104007860A (en) * | 2013-02-22 | 2014-08-27 | 宸鸿光电科技股份有限公司 | Touch panel structure and manufacturing method thereof |
| CN104007860B (en) * | 2013-02-22 | 2017-02-08 | 宸美（厦门）光电有限公司 | Touchpad structure and manufacturing method thereof |
| CN104656967A (en) * | 2013-11-22 | 2015-05-27 | 胜华科技股份有限公司 | Touch control panel |
| WO2016123810A1 (en) * | 2015-02-06 | 2016-08-11 | 深圳市柔宇科技有限公司 | Capacitive touch screen and manufacturing method thereof |
| CN104635991A (en) * | 2015-03-11 | 2015-05-20 | 合肥鑫晟光电科技有限公司 | Shadow elimination structure, touch screen and preparation method of touch screen |
| CN104635991B (en) * | 2015-03-11 | 2019-01-11 | 合肥鑫晟光电科技有限公司 | A kind of shadow eliminating structure, touch screen and preparation method thereof |
| US10198134B2 (en) | 2015-03-11 | 2019-02-05 | Boe Technology Group Co., Ltd. | Shadow elimination arrangement, touch screen and method for producing the same |
| CN107132955A (en) * | 2017-04-01 | 2017-09-05 | 昆山龙腾光电有限公司 | Touch induction device, preparation method and touch control device |
| CN107132955B (en) * | 2017-04-01 | 2020-04-14 | 昆山龙腾光电股份有限公司 | Touch sensing device, preparation method and touch control equipment |
| WO2020124439A1 (en) * | 2018-12-19 | 2020-06-25 | 深圳市柔宇科技有限公司 | Touch panel, touch device and touch detection method |
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