CN204595804U - Touch control display apparatus and contact panel thereof - Google Patents
Touch control display apparatus and contact panel thereof Download PDFInfo
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- CN204595804U CN204595804U CN201520179320.8U CN201520179320U CN204595804U CN 204595804 U CN204595804 U CN 204595804U CN 201520179320 U CN201520179320 U CN 201520179320U CN 204595804 U CN204595804 U CN 204595804U
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- bridge part
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Abstract
The utility model discloses a kind of touch control display apparatus and contact panel thereof.This contact panel comprises substrate, multiple induction electrode and at least one bridge part, aforementioned induction electrode is arranged at intervals on substrate along a first direction, aforementioned bridge part is electrically connected two adjacent the first induction electrodes, wherein bridge part has one first edge along first direction, one second edge along a second direction and one the 3rd edge between the first edge and the second edge, second direction is different from first direction, and the extension line at the first edge, the extension line at the second edge and the 3rd edge enclose the first area that formation one area is greater than zero jointly.
Description
Technical field
The utility model relates to a kind of touch technology; Particularly relate to a kind of touch control display apparatus and contact panel thereof.
Background technology
In recent years, touch control display apparatus has been widely applied in various electronic product, such as mobile phone, personal digital assistant (PDA) or palm PC etc.Touch control display apparatus comprises contact panel and display panel usually, and contact panel conforms on display panel, and user can touch the image that touch control display apparatus shows, for inputting information or manipulation electronic product.
Traditionally, contact panel is provided with a touch control electrode layer, can in order to produce sensing signal, and recycling analyzes sensing signal as a processor can calculate practical touch position.Touch control electrode layer generally includes the induction electrode and bridge part folding and establish.When induction electrode cannot be covered in bridge part smoothly, electrical performance and the manufacture craft yield of touch control electrode layer may be had influence on, and then reduce the fiduciary level of overall contact panel.Therefore, industry needs a kind of structure of the contact panel solved the problem badly.
Utility model content
The purpose of this utility model is to provide a kind of touch control display apparatus and contact panel thereof, to solve the problem.
For reaching above-mentioned purpose, the utility model provides a kind of contact panel, comprise a substrate, multiple induction electrode and at least one bridge part, aforementioned induction electrode is arranged at intervals on substrate along a first direction, aforementioned bridge part is electrically connected two adjacent the first induction electrodes, wherein bridge part has one first edge along first direction, along one second edge of a second direction and one the 3rd edge between the first edge and the second edge, second direction is different from first direction, the extension line at the first edge, the extension line at the second edge and the 3rd edge enclose the first area that formation one area is greater than zero jointly.
In one embodiment, aforementioned 3rd edge and the first edge join are in one first point, and be engaged in a second point with the second edge, wherein the extension line at the first edge extends along first direction by first, and the extension line at the second edge is extended along second direction by second point.
In one embodiment, the extension line essence at aforementioned first edge is parallel to first direction, and the extension line essence at the second edge is parallel to second direction.
In one embodiment, aforementioned 3rd edge is a straight line, indent camber line or evagination camber line.
In one embodiment, aforementioned bridge part has an inclined side corresponding to the side at the 3rd edge.
In one embodiment, aforementioned contact panel also comprises multiple second induction electrode, at least one second bridge part and at least one insulation division, aforementioned second induction electrode is arranged at intervals on substrate along second direction, aforementioned second bridge part is electrically connected two adjacent the second induction electrodes, wherein the second bridge part and bridge part are formed staggered, and aforementioned dielectric portion is arranged between the second bridge part and bridge part, with electrical isolation first induction electrode and the second induction electrode.
In one embodiment, the thickness of aforementioned bridge part is greater than the thickness of the first induction electrode, and is greater than the thickness of the second induction electrode.
In one embodiment, aforementioned contact panel also comprises at least one buffer part, is arranged on bridge part, insulation division and the second bridge part.
In one embodiment, aforementioned buffer part has one first edge along a third direction, one second edge along a fourth direction and one the 3rd edge between the first edge and the second edge, third direction is different from fourth direction, and the extension line at the first edge of buffer part, the extension line at the second edge and the 3rd edge enclose the second area that formation one area is greater than zero jointly.
The utility model separately provides a kind of touch control display apparatus, comprises the display panel as aforementioned contact panel and a connection contact panel.
In one embodiment, the substrate of aforementioned contact panel is a hardened glass substrate.
In one embodiment, aforesaid base plate has a relative first surface and one second, and the first induction electrode is to be formed on first surface towards the mode of display panel, and second is a touch surface.
In one embodiment, aforementioned touch control display apparatus also comprises a hardened glass substrate, and the substrate of contact panel has a relative first surface and one second, the first induction electrode is to be formed on first surface towards the mode of hardened glass substrate, and display panel conforms to second.
In one embodiment, the substrate of aforementioned contact panel is a colored optical filtering substrates or array basal plate.
The utility model has the advantage of, by said structure design (corner cut design), existing induction electrode can be overcome and cannot be covered in problem on bridge part smoothly, and the electrical performance of touch control electrode layer and manufacture craft yield are stablized, and then improve the fiduciary level of overall contact panel.
Accompanying drawing explanation
Fig. 1 is the part upper schematic diagram of the contact panel of the utility model one embodiment;
Fig. 2 is the cut-open view along A-A ' direction in Fig. 1;
Fig. 3 A is the enlarged drawing of part B in Fig. 1;
Fig. 3 B and Fig. 3 C represents the enlarged drawing of the part B of other different embodiments of the utility model respectively;
Fig. 4 is the cut-open view along C-C ' direction in Fig. 3 A;
Fig. 5 is the enlarged drawing of D part in Fig. 1;
Fig. 6 A and Fig. 6 B is respectively the structural relation schematic diagram of the touch control display apparatus of the different embodiment of the utility model.
Symbol description
1 ~ touch control electrode layer;
10 ~ substrate;
10A ~ first surface;
10B ~ the second;
20 ~ the first induction electrodes;
30 ~ bridge part;
302 ~ the first edges;
304 ~ the second edges;
306 ~ three edge;
40 ~ the second induction electrodes;
50 ~ the second bridge parts;
60 ~ insulation division;
70 ~ buffer part;
702 ~ the first edges;
704 ~ the second edges;
706 ~ three edge;
D1 ~ third direction;
D2 ~ fourth direction;
E1 ~ extension line;
E2 ~ extension line;
E3 ~ extension line;
E4 ~ extension line;
L1, L2 ~ dotted line;
P1 ~ the first point;
P2 ~ second point;
P3 ~ thirdly;
P4 ~ four point;
R1 ~ first area;
R2 ~ second area;
S ~ display panel;
T ~ inclined side;
W1 ~ the first distance;
W2 ~ second distance.
Embodiment
For above and other object of the present utility model, feature and advantage can be become apparent, cited below particularly go out preferred embodiment, and coordinate appended by accompanying drawing, be described in detail below.
In following illustrated of the present utility model various embodiment, alleged orientation " on ", D score, be only used to represent relative position relationship, be not used for limiting the utility model.When addressing one first material layer and being positioned on one second material layer, comprise the first material layer directly contacted or to be separated with one or more other materials layer situation with the second material layer.
In addition, in accompanying drawing or instructions describe, similar or identical part all uses identical symbol.In the accompanying drawings, the shape of embodiment or thickness can expand, to simplify or convenient sign.The element not illustrating in the accompanying drawings or describe, for having the form usually known known to the knowledgeable in art.
Fig. 1 represents the part upper schematic diagram of the contact panel of the utility model one embodiment, and Fig. 2 represents the cut-open view along A-A ' direction in Fig. 1.Please also refer to Fig. 1 and Fig. 2, the contact panel of the utility model one embodiment mainly comprises a substrate 10 and is formed at the touch control electrode layer 1 on substrate 10.
Touch control electrode layer 1 comprises multiple along spaced first induction electrode 20 of X-direction (first direction) and multiple along spaced second induction electrode 40 of Y direction (second direction), and above-mentioned X-direction can be different from Y direction (such as orthogonal).Should be able to be appreciated that, although the first induction electrode 20 in FIG and the second induction electrode 40 are octagonal _type layout, it also can comprise triangle, rhombus, rectangle, hexagon, octagon or other suitable shapes.Wherein, the touch-control sensing electrode structure of a self-tolerant (self-capacitance) jointly can be formed by the design form of the induction electrode 20,40 shown in Fig. 1, at this, this first induction electrode 20 separately receives a drive singal and respective a sensing signal is passed back to a processor (not illustrating); And the second induction electrode 40 also receives a drive singal separately and respective a sensing signal is passed back to this touch detection unit.Under the operation of another touch detection, the design form of the induction electrode 20,40 shown in Fig. 1 also can form the touch-control sensing electrode structure of a mutual tolerance formula (mutual-capacitance) jointly, at this, the wherein one of this induction electrode 20,40 is drive electrode, in order to receive drive singal, and another one is sensing electrode, in order to sensing signal is passed back to this processor.
Touch control electrode layer 1 also comprises multiple bridge part 30, multiple second bridge part 50 and multiple insulation division 60, wherein bridge part 30 is in order to be electrically connected two the first induction electrodes 20 adjacent in X-direction, and the second bridge part 50 is in order to be electrically connected two the second induction electrodes 40 adjacent in Y direction.It is worth mentioning that, please refer to shown in Fig. 1 and Fig. 2, the first induction electrode 20 in the present embodiment is covered in above part bridge part 30 and (is represented by dotted lines the edge of the bridge part 30 be positioned at below the first induction electrode 20 in Fig. 1), and then adjacent two the first induction electrodes 20 form electrical connection by bridge part 30.In addition, bridge part 30 and the second bridge part 50 for intersect (crossover) design, the second bridge part 50 in the present embodiment is arranged at the top of bridge part 30.Moreover insulation division 60 is arranged between bridge part 30 and the second bridge part 50, in order to interval bridge part 30 and the second bridge part 50, make the first induction electrode 20 and the second induction electrode 40 electrical isolation and can not short circuit each other.Therefore, the second bridge part 50 be positioned at above bridge part 30 can be a bridging structure.It is worth mentioning that, the second bridge part 50 is preferably formed with the second induction electrode 40 simultaneously, and therefore, the scope of the second bridge part 50 is illustrated in figure 1 the scope between two dotted line L1 and L2.
Thus, the electrod-array that above-mentioned touch control electrode layer 1 is formed is used for producing sensing signal, and by a line layer (not shown) by sensing signal transmission to the processor of rear end to carry out the calculating of practical touch position.
Supplementary notes, substrate 10 can be organic or inorganic substrate, and wherein organic substrate can be made by plastifying material, and inorganic substrate can be made by glass material.In some embodiments, substrate 10 can simultaneously as the use of the protection enclosing cover of contact panel inner member layer and the bearing substrate of touch control electrode layer 1.In the embodiment that another is selected, substrate 10 also can be colored optical filtering substrates or array base palte, when substrate 10 is chosen as colored optical filtering substrates, touch control electrode layer 1 can select to be formed in the surface of colored optical filtering substrates towards user, or a surface of user dorsad.In addition, the material of the first induction electrode 20, second induction electrode 40, bridge part 30 and the second bridge part 50 can be metal or transparent conductive material, the material of insulation division 60 such as can be organic insulation, or is epoxy resin, polyimide or methyl e pioic acid methyl ester layer etc.
Further illustrate the manufacturing process of touch control electrode layer 1, actual design can use any existing manufacture craft to form touch control electrode layer 1.For example, see Fig. 1 and Fig. 2, the formation of touch control electrode layer 1 first forms multiple patterning bridge part 30 on substrate 10 by depositing manufacture craft and photoetching and etching process, then the patterning insulation division 60 forming multiple correspondence on bridge part 30 after, then to form in touch control electrode layer 1 multiple the first induction electrode 20 along X-direction arrangement and multiple the second induction electrode 40, second bridge part 50 along Y direction arrangement together above substrate 10, bridge part 30 and insulation division 60.
In the present embodiment, the thickness of bridge part 30 is about 600 to 4000 Ethylmercurichlorendimides
and the thickness of the first induction electrode 20, second induction electrode 40 and the second bridge part 50 is about 150 to 1500 Ethylmercurichlorendimides
wherein the thickness of bridge part 30 is preferably about 1.2 to 15 times of the thickness of the first induction electrode 20, second induction electrode 40 and the second bridge part 50.
Specifically be, four corners of the bridge part 30 of the utility model Fig. 1 and Fig. 2 are the design of corner cut, make the first induction electrode 20 comparatively be easy to comprehensively be covered on bridge part 30, and the first induction electrode 20 can be avoided to break or the situation that contact impedance raises.Otherwise, when four corners of existing bridge part are the design at wedge angle or right angle, because the first induction electrode 20 is more comprehensively covered on bridge part 30, cause the first induction electrode 20 to break or the situation that contact impedance raises, and the electrical performance of touch control electrode layer 1 (i.e. touch-control sensing function) is affected.Therefore, four corners of the bridge part 30 in the present embodiment also have the design of corner cut, make the first induction electrode 20 be easy to comprehensively be covered on bridge part 30, and can reduce point discharge, thus improve the fiduciary level of touch control electrode layer 1.
See Fig. 3 A, it represents the enlarged drawing of part B in Fig. 1.Can be found out by Fig. 3 A, bridge part 30 has one first edge 302 along X-direction, one second edge 304 along Y direction and one the 3rd edge 306 between the first edge 302 and the second edge 304, wherein the first edge 302 and the 3rd edge 306 are connected to one first P1, and the second edge 304 and the 3rd edge 306 are connected to a second point P2.Moreover an extension line E1 at the first edge 302 can be extended along X-direction by first P1, and an extension line E2 at the second edge 304 can be extended along Y direction by second point P2.More particularly, the extension line E1 essence at the first edge 302 is parallel to X-direction, and the extension line E2 essence at the second edge 304 is parallel to Y direction.Thus, the extension line E1 at the first edge 302, the extension line E2 at the second edge 304 and the 3rd edge 306 enclose the first area R1 that formation one area is greater than zero jointly, thus can realize the corner cut design in bridge part 30 4 corners.Although the 3rd edge 306 is in figure 3 a a straight line, it also can be indent camber line (Fig. 3 B) or evagination camber line (Fig. 3 C).
In addition, bridge part in the present embodiment 30 corresponds to the first edge 302, second edge 304 (not shown) and the 3rd edge 306 (see Fig. 4, it represents along the cut-open view in C-C ' direction in Fig. 3 A) sidewall also can have the design of an inclined side T respectively, be more easily comprehensively covered on bridge part 30 to make the first induction electrode 20.
Then please more in the lump see Fig. 1 and Fig. 2, the contact panel of the present embodiment also comprises a cushion 70, be such as a coating of organic material (organic material coating), be arranged at above the bridge part 30 in touch control electrode layer 1, insulation division 60 and the second bridge part 50.Thus, cushion 70 can avoid touch control electrode layer 1, in manufacture craft, scratch occurs.
Moreover four corners of cushion 70 also have the design of corner cut.Refer to Fig. 5, it represents the enlarged drawing of D part in Fig. 1.As seen from Figure 5, buffer part 70 has one first edge 702 along a third direction D1 (being different from X-axis and Y direction), one second edge 704 along a fourth direction D2 (being different from X-axis and Y direction) and one the 3rd edge 706 between the first edge 702 and the second edge 704, wherein third direction D1 is different from fourth direction D2, first edge 702 and the 3rd edge 706 are connected to a thirdly P3, and the second edge 704 and the 3rd edge 706 are connected to one the 4th P4.Moreover the extension line E3 at the first edge 702 of buffer part 70 can be extended along third direction D1 by thirdly P3, and an extension line E4 at the second edge 704 can be extended along fourth direction D2 by the 4th P4.More particularly, the extension line E3 essence at the first edge 702 is parallel to third direction D1, and the extension line E4 essence at the second edge 704 is parallel to fourth direction D2.Thus, the extension line E3 at the first edge 702 of buffer part 70, the extension line E4 at the second edge 704 and the 3rd edge 706 enclose the second area R2 that formation one area is greater than zero jointly, thus can realize the corner cut design in cushion 70 4 corners.
It is worth mentioning that, be formed at above the bridge part 30 in touch control electrode layer 1, insulation division 60 and the second bridge part 50 when cushion 70 after, a substratum transparent can be reoffered above cushion 70, make a follow-up display panel be conformed to contact panel, thus complete the assembling of a touch control display apparatus.Therefore, the corner cut design in above-mentioned cushion 70 4 corners, also can be conducive to substratum transparent and comprehensively be covered in above cushion 70, and avoid bubble-shaped to be formed in the gap of substratum transparent and cushion 70, and then can improve the optical effect of contact panel.
Fig. 6 A and Fig. 6 B represents the structural relation schematic diagram of the touch control display apparatus of the different embodiment of the utility model respectively.
In the embodiment of Fig. 6 A; touch control display apparatus mainly comprises contact panel described above and a display panel S; the substrate 10 of contact panel is a hardened glass substrate; there is anti-scratch, to protect touch control electrode layer 1 and decoration effect; and there is a relative first surface 10A and one second 10B; wherein touch control electrode layer 1 (comprising first, second induction electrode) is to be formed on first surface 10A towards the mode of a display panel S; second 10B is then a touch surface, carries out touch control operation for finger or pointer.In the present embodiment, substrate 10 can simultaneously as the use of the protection enclosing cover of contact panel inner member layer and the bearing substrate of touch control electrode layer 1.In addition, the substratum transparent binding contact panel and display panel S is eliminated in fig. 6.
In the embodiment of Fig. 6 B, touch control display apparatus mainly comprises a hardened glass substrate L, contact panel described above and a display panel S, the substrate 10 of contact panel has a relative first surface 10A and one second 10B, wherein touch control electrode layer 1 (comprising first, second induction electrode) is to be formed on first surface 10A towards the mode of hardened glass substrate L, and a display panel S can conform to second 10B.In the present embodiment, hardened glass substrate L can provide a touch surface and in order to protect contact panel and display panel S.In addition, the multiple substratum transparents binding hardened glass substrate L, contact panel and display panel S are eliminated in fig. 6b.
What remark additionally is, although only there are four corners of bridge part 30 and buffer part 70 to have the design of corner cut in above-described embodiment, but, four corners of the second bridge part 50 and insulation division 60 also can have the design of corner cut, the material layer used to be conducive to subsequent manufacturing processes can fully be covered on the second bridge part 50 and insulation division 60, thus can improve manufacture craft yield and the fiduciary level of overall contact panel.
In sum, the utility model provides a kind of touch control display apparatus and contact panel thereof.Contact panel comprises a substrate, multiple induction electrode and at least one bridge part, aforementioned induction electrode is arranged at intervals on substrate along a first direction, aforementioned bridge part is electrically connected two adjacent the first induction electrodes, wherein bridge part has one first edge along first direction, one second edge along a second direction and one the 3rd edge between the first edge and the second edge, second direction is different from first direction, and the extension line at the first edge, the extension line at the second edge and the 3rd edge enclose the first area that formation one area is greater than zero jointly.By said structure design (corner cut design), existing induction electrode can be overcome and cannot be covered in problem on bridge part smoothly, and the electrical performance of touch control electrode layer and manufacture craft yield are stablized, and then improve the fiduciary level of overall contact panel.
Claims (14)
1. a contact panel, is characterized in that, this contact panel comprises:
Substrate;
Multiple first induction electrode, is arranged at intervals on this substrate along a first direction; And
At least one bridge part, be electrically connected two adjacent the first induction electrodes, wherein this bridge part has one first edge along this first direction, one second edge along a second direction and one the 3rd edge between this first edge and this second edge, this second direction is different from this first direction, and the extension line at this first edge, the extension line at this second edge and the 3rd edge enclose the first area that formation one area is greater than zero jointly.
2. contact panel as claimed in claim 1, it is characterized in that, 3rd edge and this first edge conjunction are in one first point, and be connected to a second point with this second edge, wherein the extension line at this first edge extends along this first direction by this first, and the extension line at this second edge is extended along this second direction by this second point.
3. contact panel as claimed in claim 2, it is characterized in that, the extension line essence at this first edge is parallel to this first direction, and the extension line essence at this second edge is parallel to this second direction.
4. contact panel as claimed in claim 1, it is characterized in that, the 3rd edge is a straight line, indent camber line or evagination camber line.
5. contact panel as claimed in claim 1, is characterized in that, the side that this bridge part corresponds to the 3rd edge has an inclined side.
6. contact panel as claimed in claim 1, it is characterized in that, this contact panel also comprises multiple second induction electrode, at least one second bridge part and at least one insulation division, those second induction electrodes are arranged at intervals on this substrate along this second direction, this second bridge part is electrically connected two adjacent the second induction electrodes, wherein this second bridge part and this bridge part are formed staggered, and this insulation division is arranged between this second bridge part and this bridge part, with those first induction electrodes of electrical isolation and those the second induction electrodes.
7. contact panel as claimed in claim 6, it is characterized in that, the thickness of this bridge part is greater than the thickness of those the first induction electrodes, and is greater than the thickness of those the second induction electrodes.
8. contact panel as claimed in claim 6, it is characterized in that, this contact panel also comprises at least one buffer part, is arranged on this bridge part, insulation division and this second bridge part.
9. contact panel as claimed in claim 8, it is characterized in that, this buffer part has one first edge along a third direction, one second edge along a fourth direction and one the 3rd edge between this first edge and this second edge, this third direction is different from this fourth direction, and the extension line at this first edge of this buffer part, the extension line at this second edge and the 3rd edge enclose the second area that formation one area is greater than zero jointly.
10. a touch control display apparatus, is characterized in that, this touch control display apparatus comprises:
Contact panel as claimed in claim 1; And
Display panel, conforms to this contact panel.
11. touch control display apparatus as claimed in claim 10, is characterized in that, this substrate of this contact panel is a hardened glass substrate.
12. touch control display apparatus as claimed in claim 11, is characterized in that, this substrate has a relative first surface and one second, and those first induction electrodes are to be formed on this first surface towards the mode of this display panel, and this second is a touch surface.
13. touch control display apparatus as claimed in claim 10, it is characterized in that, this touch control display apparatus also comprises hardened glass substrate, and this substrate of this contact panel has a relative first surface and one second, those first induction electrodes are to be formed on this first surface towards the mode of this hardened glass substrate, and this display panel conforms to this second.
14. touch control display apparatus as claimed in claim 10, is characterized in that, this substrate of this contact panel is a colored optical filtering substrates or array basal plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520179320.8U CN204595804U (en) | 2015-03-27 | 2015-03-27 | Touch control display apparatus and contact panel thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520179320.8U CN204595804U (en) | 2015-03-27 | 2015-03-27 | Touch control display apparatus and contact panel thereof |
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| Publication Number | Publication Date |
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| CN204595804U true CN204595804U (en) | 2015-08-26 |
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| CN201520179320.8U Active CN204595804U (en) | 2015-03-27 | 2015-03-27 | Touch control display apparatus and contact panel thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106155374A (en) * | 2015-03-27 | 2016-11-23 | 群创光电股份有限公司 | Touch control display apparatus and contact panel thereof |
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2015
- 2015-03-27 CN CN201520179320.8U patent/CN204595804U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106155374A (en) * | 2015-03-27 | 2016-11-23 | 群创光电股份有限公司 | Touch control display apparatus and contact panel thereof |
| CN106155374B (en) * | 2015-03-27 | 2019-04-30 | 群创光电股份有限公司 | Touch control display apparatus and its touch panel |
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