CN203588241U - Touch panel - Google Patents
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- CN203588241U CN203588241U CN201320705913.4U CN201320705913U CN203588241U CN 203588241 U CN203588241 U CN 203588241U CN 201320705913 U CN201320705913 U CN 201320705913U CN 203588241 U CN203588241 U CN 203588241U
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Abstract
The utility model provides a touch panel, including a first base plate and a plurality of conductive electrode. The conductive electrodes are disposed on the first substrate, and each conductive electrode includes at least one grid electrode. The grid electrodes each include a plurality of conductive patterns, and the conductive patterns of the same grid electrode are connected to each other. Each conductive pattern is provided with a central point, and the distances from the central point of each conductive pattern to the central points of the other adjacent conductive patterns are different, so that the conductive patterns are irregularly arranged.
Description
Technical field
The utility model relates to a kind of contact panel, relates in particular to a kind of contact panel with grid electrode.
Background technology
In recent years, fast development and application along with infotech, wireless mobile communications and information household appliances, in order to reach more convenient, volume, more lightly change and more humane object, many information products, by input equipments such as traditional keyboard or mouses, change into and use contact panel (touch panel) as input equipment.Contact panel can be divided into electric resistance touch-control panel, capacitance type touch-control panel, optical touch control panel, sound wave type contact panel and electromagnetic touch-control panel haply according to the difference of sensing form.Because capacitance type touch-control panel has that the reaction time is fast, fiduciary level is good and the advantage such as resolution high (high definition) compared to the contact panel of other types, be therefore widely used on all kinds of hand-hold electronic equipments.
Existing touch technology is except for example, being made into transparency electrode by transparent conductive material (being indium tin oxide (ITO)), and also having part touch technology is to be made into grid (mesh) electrode by metallic conduction material.Generally speaking, the grid electrode being applied on contact panel has specific grid-shaped Like and cycle, for example, be rectangular node of the same size or hexagonal mesh.Yet when this type of contact panel is applied to display device, the image element structure in the grid electrode of contact panel and display device with specific period overlaps, make display device produce bright dark fringe, namely ripple (moire) effect.Now, the bright dark fringe of display device is easily discovered with naked eyes by user, and then affects the visual effect of display device.
Although existing part technology can be used to improve the moire effect of the contact panel with grid electrode at present, for example, be the cycle of adjusting grid electrode, or rotate grid electrode with respect to the image element structure of display device.Yet in the face of having the display device of different picture element sizes, above-mentioned technology all must redesign for single display device, and whether can effectively improve moire effect after being difficult to estimate change design.
Utility model content
The utility model provides a kind of contact panel, can reduce ripple (moire) effect.
Contact panel of the present utility model comprises a first substrate and a plurality of conductive electrode.Conductive electrode is disposed at first substrate, and each conductive electrode comprises at least one grid electrode.Grid electrode comprises a plurality of conductive patterns separately, and the conductive pattern of same grid electrode is connected to each other.Conductive pattern has a central point separately, and the central point of each conductive pattern is inconsistent to the distance of the central point of all the other adjacent conductive patterns, so that conductive pattern presents irregular alignment.
In an embodiment of the present utility model, above-mentioned conductive electrode also comprises a plurality of the first conductive electrodes and a plurality of the second conductive electrode.The first conductive electrode is disposed at a side of first substrate, and each first conductive electrode comprises along first direction arrangement and a grid electrode connected to one another.The second conductive electrode is disposed at a side of first substrate, and each second conductive electrode comprises that wherein the grid electrode of the grid electrode of the first conductive electrode and the second conductive electrode is electrically insulated each other along second direction arrangement and a grid electrode connected to one another.
In an embodiment of the present utility model, above-mentioned conductive pattern is a circular coil or an arcuate line segment.
In an embodiment of the present utility model, above-mentioned conductive pattern is tangent to each other or overlapping.
In an embodiment of the present utility model, each above-mentioned conductive pattern is identical with the radius of adjacent conductive pattern.
In an embodiment of the present utility model, at least one of them the radius of each above-mentioned conductive pattern and adjacent conductive pattern is not identical.
In an embodiment of the present utility model, the grid electrode of above-mentioned each first conductive electrode is truncated by therebetween conductive pattern with the grid electrode of the second adjacent conductive electrode and electrically separated each other.
In an embodiment of the present utility model, the grid electrode of the grid electrode of above-mentioned each first conductive electrode and the second adjacent conductive electrode by intervenient conductive pattern the orthogonal projection on first substrate not overlapping and electrically separated each other.
In an embodiment of the present utility model, the first above-mentioned conductive electrode and the second conductive electrode are configured in the same side of first substrate.
In an embodiment of the present utility model, the first above-mentioned conductive electrode and the second conductive electrode are configured on the same surface of first substrate, and the first conductive electrode is electrically separated each other with the second conductive electrode.
In an embodiment of the present utility model, above-mentioned contact panel also comprises an insulating pattern, and the grid electrode of wherein arranging is in the same direction electrically separated each other, and has a connecting line that connects in the same direction two grid electrodes between wantonly two adjacent grid electrodes.Insulating pattern is configured between the first conductive electrode and the second conductive electrode, and connecting line is positioned on insulating pattern and connect the grid electrode of arranging in the same direction.
In an embodiment of the present utility model, above-mentioned connecting line is a wire connecting line or the chain connecting line that is formed by connecting by a plurality of conductive patterns.
In an embodiment of the present utility model, above-mentioned contact panel also comprises an insulation course, is disposed between the first conductive electrode and the second conductive electrode.
In an embodiment of the present utility model, the orthogonal projection of the grid electrode of each grid electrode of each above-mentioned first conductive electrode and the second adjacent conductive electrode on first substrate has a lap, and the conductive pattern of contiguous lap is respectively an arcuate line segment.
In an embodiment of the present utility model, the above-mentioned grid electrode corresponding to lap also comprises a plurality of plan line segments, is configured in the side corresponding to the conductive pattern of lap, and a plurality of circular coils of formation corresponding to conductive pattern.
In an embodiment of the present utility model, the first above-mentioned conductive electrode and conductive electrode are configured in respectively the relative both sides of first substrate.
In an embodiment of the present utility model, above-mentioned contact panel also comprises a second substrate and a glue-line.Second substrate is disposed at a side of first substrate, and wherein the first conductive electrode and the second conductive electrode are configured in respectively relative two surfaces of first substrate.Glue-line is between second substrate and first substrate.
In an embodiment of the present utility model, above-mentioned contact panel also comprises a second substrate and a glue-line.Second substrate is disposed at a side of first substrate, and it is upper that wherein the first conductive electrode is configured in a surface of first substrate, and it is upper that the second conductive electrode is configured in a surface of second substrate, and in the face of the surface of first substrate with respect to the first conductive electrode.Glue-line is between first substrate and second substrate.
In an embodiment of the present utility model, above-mentioned contact panel also comprises one the 3rd substrate and a glue-line.The 3rd substrate is disposed at second substrate with respect to a side of first substrate.Glue-line is between the 3rd substrate and second substrate.
In an embodiment of the present utility model, above-mentioned contact panel also comprises one the 3rd substrate and a glue-line.The 3rd substrate is disposed at first substrate with respect to a side of second substrate.Glue-line is between the 3rd substrate and first substrate.
In an embodiment of the present utility model, the wire diameter of each above-mentioned conductive pattern is between 0.5 micron to 20 microns.
In an embodiment of the present utility model, the substrate that above-mentioned first substrate is display.
Based on above-mentioned, the conductive electrode of contact panel of the present utility model is to be formed by connecting by a plurality of grid electrodes, wherein each grid electrode comprises a plurality of conductive patterns separately, conductive pattern has a central point separately, and the central point of each conductive pattern is inconsistent to the distance of the central point of all the other adjacent conductive patterns, so that conductive pattern presents irregular alignment.When contact panel of the present utility model is applied to display device, the conductive pattern by contact panel presents irregular alignment, can avoid with display device in there is the overlapping and bright dark fringe of the visual effect that exerts an influence of the image element structure of specific period.Accordingly, contact panel of the present utility model can reduce moire effect.
For above-mentioned feature and advantage of the present utility model can be become apparent, special embodiment below, and coordinate accompanying drawing to be described in detail below.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the contact panel of the utility model one embodiment;
Fig. 2 is that the contact panel of Fig. 1 is along the cut-open view of I-I ' line;
Fig. 3 A to Fig. 3 D is the schematic diagram of embodiment of the conductive pattern of Fig. 1;
Fig. 4 A and Fig. 4 B are the schematic diagram of embodiment of the grid electrode of Fig. 1;
Fig. 5 is the schematic diagram of the contact panel of another embodiment of the utility model;
Fig. 6 is that the contact panel of Fig. 5 is along the cut-open view of I-I ' line;
Fig. 7 to Figure 10 is the cut-open view of the contact panel of other embodiment of the utility model;
Figure 11 is the partial enlarged drawing of the contact panel of Fig. 5.
Description of reference numerals:
100,100a, 100b, 100c, 100d, 100e: contact panel;
110: first substrate;
120: the first conductive electrodes;
122,132: grid electrode;
122a, 132a: intend line segment;
124: connecting line;
130: the second conductive electrodes;
140: insulating pattern;
150: insulation course;
160: second substrate;
170,190: glue-line;
180: the three substrates;
A, B: dotted line;
D: wire diameter;
D1 to d3: distance;
D1: first direction;
D2: second direction;
O, O1 to O3: central point;
P1, P2: conductive pattern;
R, r1, r2, r3: radius.
Embodiment
Fig. 1 is the schematic diagram of the contact panel of the utility model one embodiment.Fig. 2 is that the contact panel of Fig. 1 is along the cut-open view of I-I ' line.Please refer to Fig. 1 and Fig. 2, in the present embodiment, contact panel 100 comprises first substrate 110, a plurality of the first conductive electrode 120 and a plurality of the second conductive electrode 130.The first conductive electrode 120 and the second conductive electrode 130 are disposed at a side of first substrate 110 separately, and are electrically insulated each other.For making accompanying drawing more can know expression, Fig. 1 and Fig. 2 only illustrate the part of local and second conductive electrode 130 of first conductive electrode 120 as signal, and wherein the first conductive electrode 120 illustrates with thick line, and the second conductive electrode 130 illustrates with tubular wire.In fact, contact panel 100 has a plurality of the first conductive electrodes 120 that are arranged in parallel with each other and a plurality of the second conductive electrodes 130 that are arranged in parallel with each other, with the first conductive electrode 120 by correspondence and the mutual capacitance between the second conductive electrode 130, change touch controllable function is provided, or provide touch controllable function by the first conductive electrode 120 or the second conductive electrode 130 with the self-capacitance variation that reference potential produces.
In the present embodiment, each first conductive electrode 120 comprises along first direction D1 arrangement and a plurality of grid electrode 122 connected to one another.Each second conductive electrode 130 comprises along second direction D2 to be arranged and a plurality of grid electrode 132 connected to one another, wherein second direction D2 and first direction D1 intersect, and the grid electrode 122 of the first conductive electrode 120 and the grid electrode 132 of the second conductive electrode 130 are electrically insulated each other.In addition, each grid electrode 122 of the first conductive electrode 120 comprises a plurality of conductive pattern P1 separately, and the conductive pattern P1 of same grid electrode 122 is connected to each other, so that each part of single grid electrode 122 all electrically conducts.Similarly, each grid electrode 132 of the second conductive electrode 130 comprises a plurality of conductive pattern P2 separately, and the conductive pattern P2 of same grid electrode 132 is connected to each other, so that each part of single grid electrode 132 all electrically conducts.
In addition, in the present embodiment, the grid electrode of arranging is in the same direction electrically separated and do not contact mutually each other, and the grid electrode of arranging along other direction is electrically connected to each other.For instance, please refer to Fig. 1, the grid electrode 122(of first conductive electrode 120 of the present embodiment arranges along first direction D1) do not contact mutually, and lay respectively at the relative both sides of the second conductive electrode 130, and the grid electrode 132(of the second conductive electrode 130 arranges along second direction D2) by being electrically connected to each other corresponding to wantonly two adjacent grid electrode 132 wherein conductive pattern P2 own.Because the first conductive electrode 120 and the second conductive electrode 130 extend along first direction D1 and second direction D2 respectively, therefore each first conductive electrode 120 and the orthogonal projection meeting mutual intersection of each second conductive electrode 130 at first substrate 110.So by for example, for example, by the electrically separation be positioned at the both sides of another conductive electrode (being the second conductive electrode 130) each other of the grid electrode of the conductive electrode (being the first conductive electrode 120) along wherein a direction is extended, the orthogonal projection of the confluce that can avoid the first conductive electrode 120 and the second conductive electrode 130 on first substrate 110 is overlapping and grid electrode 122 and grid electrode 132 are interfered with each other, and then affects sensing result.
In the case, for making grid electrode separated from one another 122 be connected to each other and form the first conductive electrode 120 electrically conducting along first direction D1, between the wantonly two adjacent grid electrodes 122 of the first conductive electrode 120, there is in the same direction the connecting line 124 that (being first direction D1) connects two grid electrodes 122 herein, so that grid electrode 122 is electrically connected to each other.In other words, in the present embodiment, each first conductive electrode 120 is to be formed by connecting by a plurality of grid electrodes 122 of arranging along first direction D1 and along a plurality of connecting lines 124 that first direction D1 connects wantonly two adjacent grid electrodes 122, and each second conductive electrode 130 is to be connected to each other by a plurality of grid electrodes 132 of arranging along second direction D2 to form, as shown in Figure 1.Yet, in other embodiments, each first conductive electrode can be to be connected to each other and to be formed by a plurality of grid electrodes of arranging along first direction, and each second conductive electrode is to be formed by connecting by a plurality of grid electrodes of arranging along second direction and along a plurality of connecting lines that second direction connects wantonly two adjacent grid electrodes, or each first conductive electrode is to be all connected in series and to form with connecting line by grid electrode with each second conductive electrode, and the utility model is not limited to above-mentioned embodiment.
On the other hand, in the present embodiment, the first conductive electrode 120 and the second conductive electrode 130 are configured in the same side of first substrate 110.Furthermore, the first conductive electrode 120 and the second conductive electrode 130 are all configured on the same surface of first substrate 110 (as shown in Figure 2), and the first conductive electrode 120 is electrically separated each other with the second conductive electrode 130.Now, although the grid electrode 122 of the first conductive electrode 120 is electrically separated each other with the grid electrode 132 of the second conductive electrode 130, and the orthogonal projection non-overlapping copies on first substrate 110, but the connecting line 124 of the wantonly two adjacent grid electrodes 122 of connection the first conductive electrode 120 may be overlapping with the grid electrode 132 of the second conductive electrode 130.Accordingly, the contact panel 100 of the present embodiment also comprises insulating pattern 140, is configured between the first conductive electrode 120 and the second conductive electrode 130, so that the first conductive electrode 120 and the second conductive electrode 130 are electrically insulated each other.Now, insulating pattern 140 is configured between the first conductive electrode 120 and the second conductive electrode 130, and connecting line 124 is positioned on insulating pattern 140 and connect the grid electrode 122 that (first direction D1) arranges in the same direction.In addition, in the present embodiment, the chain connecting line of connecting line 124 for being electrically connected to each other and being formed by a plurality of conductive pattern P1, electrically conducts whole piece the first conductive electrode 120 to connect wantonly two adjacent grid electrodes 122.Therefore, because grid electrode 122 and the connecting line 124 of the first conductive electrode 120 consisted of conductive pattern P1, for example, therefore grid electrode 122 can be made by same processing procedure (being the same mask of use) with connecting line 124.Yet in other embodiments, connecting line can be also a wire connecting line, but the utility model does not limit the type of connecting line.
Please refer to Fig. 1 and Fig. 2, in the present embodiment, each conductive pattern P1 and P2 are a circular coil, and each grid electrode 122 and 132 is interwoven and forms netted for a plurality of circular coils.The material of conductive pattern P1 and P2 is for example the combination of conducting metal, electrically conductive ink, CNT, Graphene, nano metal particles, nano metal silk or above-mentioned material, and the wire diameter d of each conductive pattern P1 and P2 is between 0.5 micron to 20 microns, but the utility model does not limit material and the size of conductive pattern P1 and P2.In the present embodiment, each conductive pattern P1 and P2 have central point separately, and the central point of each conductive pattern P1 and P2 is inconsistent to the distance of the central point of all the other adjacent conductive pattern P1 and P2, so that conductive pattern P1 and P2 present irregular alignment.Particularly, please refer to shown in the first conductive electrode 120 of Fig. 1 in the grid electrode 122 on the right, wherein the central point of a conductive pattern P1 is inconsistent to the distance of the central point of adjacent its excess-three conductive pattern P1, so that each conductive pattern P1 of grid electrode 122 presents irregular alignment.In the present embodiment, the central point of each conductive pattern P1 to the inconsistent reason of distance of the central point of all the other adjacent conductive pattern P1 is, conductive pattern P1 is designed to tangent to each other or overlapping, and the overlapping degree between the conductive pattern P1 overlapping each other is also not quite similar, so the distance of the central point of the central point of each conductive pattern P1 and adjacent all the other conductive pattern P1 is inconsistent.
Similarly, the central point of each conductive pattern P2 of the grid electrode 132 of the second conductive electrode 130 is inconsistent to the distance of the central point of all the other adjacent conductive pattern P2, so that the conductive pattern P2 of each grid electrode 132 presents irregular alignment.In addition, although grid electrode 122 is electrically insulated each other with adjacent grid electrode 132, but conductive pattern P1 and P2 in adjacent grid electrode 122 and 132 also have above-mentioned feature, be for example wherein in a grid electrode 122 central point of one of them conductive pattern P1 of contiguous grid electrode 132 inconsistent to the distance of the central point of all the other adjacent conductive pattern P1 and P2 so that conductive pattern P1 and P2 present irregular alignment.Accordingly, when contact panel 100 is applied to display device (not shown), conductive pattern P1 and P2 by contact panel 100 present irregular alignment, can avoid with display device in there is the overlapping and bright dark fringe of the visual effect that exerts an influence of the image element structure of specific period, and then improve ripple (moire) effect.
Fig. 3 A to Fig. 3 D is the schematic diagram of embodiment of the conductive pattern of Fig. 1.Please refer to Fig. 3 A, in the embodiment of Fig. 3 A, conductive pattern P1 is circular coil, and each conductive pattern P1 is identical with the radius r of adjacent conductive pattern P1, and wherein partially conductive pattern P 1 overlaps each other, and partially conductive pattern P 1 is tangent to each other.Take that to be positioned at upper left conductive pattern P1 be example, the central point O of above-mentioned conductive pattern P1 is inconsistent to the distance d1 to d3 of the central point O1 to O3 of its excess-three conductive pattern P1 respectively.Accordingly, can make conductive pattern P1 present irregular alignment.Similarly, please refer to Fig. 3 B, in the embodiment of Fig. 3 B, conductive pattern P1 is the circular coil that radius r is identical, and partially conductive pattern P 1 overlaps each other, and partially conductive pattern P 1 is tangent to each other.Take that to be positioned at upper left conductive pattern P1 be example, the central point O of above-mentioned conductive pattern P1 is inconsistent to the distance d1 to d3 of the central point O1 to O3 of its excess-three conductive pattern P1 respectively.Accordingly, can make conductive pattern P1 present irregular alignment.
Similarly, please refer to Fig. 3 C, in the embodiment of Fig. 3 C, conductive pattern P1 is circular coil, and at least one of them the radius of each conductive pattern P1 and adjacent conductive pattern P1 is not identical, and wherein partially conductive pattern P 1 overlaps each other, and partially conductive pattern P 1 is tangent to each other.Take that to be positioned at upper left conductive pattern P1 be example, radius r 1 minimum of above-mentioned conductive pattern P1, the radius r 2 of conductive pattern P1 that is positioned at the relative both sides of above-mentioned conductive pattern P1 equates and is greater than radius r 1, and in radius r 3 maximums with another conductive pattern P1 between the two conductive pattern P1 of same radius r2, that is r3>r2>r1, and make the radius of conductive pattern P1 inconsistent.Accordingly, the central point O of above-mentioned conductive pattern P1 is inconsistent to the distance d1 to d3 of the central point O1 to O3 of its excess-three conductive pattern P1 respectively, can make conductive pattern P1 present irregular alignment.Similarly, please refer to Fig. 3 D, in the embodiment of Fig. 3 D, conductive pattern P1 is the incomplete same circular coil of radius, and partially conductive pattern P 1 overlaps each other, and partially conductive pattern P 1 is tangent to each other.Be positioned at radius r 1 minimum of upper left conductive pattern P1, the radius r 2 of conductive pattern P1 that is positioned at the relative both sides of above-mentioned conductive pattern P1 equates and is greater than radius r 1, and in radius r 3 maximums with another conductive pattern P1 between the two conductive pattern P1 of same radius r2.Accordingly, the central point O of above-mentioned conductive pattern P1 is inconsistent to the distance d1 to d3 of the central point O1 to O3 of its excess-three conductive pattern P1 respectively, can make conductive pattern P1 present irregular alignment.
Fig. 4 A and Fig. 4 B are the schematic diagram of embodiment of the grid electrode of Fig. 1.In the embodiment of Fig. 4 A, the grid electrode 122 of each first conductive electrode 120 is truncated with P2 by therebetween conductive pattern P1 with the grid electrode 132 of the second adjacent conductive electrode 130 and electrically separated each other.Particularly, the conductive pattern P2 that forms the conductive pattern P1 of each grid electrode 122 and form each grid electrode 132 is formed at the grid on first substrate 110 by same step simultaneously.Grid covers the whole surface of first substrate 110, and in follow-up formation grid electrode 122 and 132.Therefore, the first conductive electrode 120 and the second conductive electrode 130 are configured on the same surface of first substrate 110.Now, for each grid electrode 122 is electrically insulated each other with each grid electrode 132, the embodiment of Fig. 4 A adopts conductive pattern P1 and P2 between two grid electrodes 122 and 132 corresponding to adjacent is blocked along dotted line A, and the method for wherein blocking conductive pattern P1 and P2 can be laser etching or micro image etching procedure.Accordingly, each grid electrode 122 and 132 correspondence position do not need prior design, and directly with same processing procedure, form the conductive pattern that is paved with first substrate 110, then belong to different grid electrodes 122 and make grid electrode 122 electrically separated each other with 132 with 132 conductive pattern P1 with P2 by blocking.Now, the conductive pattern P1 being truncated and P2 are an arcuate line segment (the conductive pattern P1 for example indicating in Fig. 4 A presents " C " font), and maintain and electrically conduct with other conductive patterns P1 of same grid electrode 122 or 132 or P2, another arcuate line segment being truncated is electrically separated with grid electrode 122 or 132.Accordingly, same lip-deep the first conductive electrode 120 that is configured in first substrate 110 is electrically separated each other with the second conductive electrode 130, the orthogonal projection of grid electrode 122 and 132 on first substrate 110 is not overlapping, can avoid affecting the sensing result of contact panel 100.
Similarly, in the embodiment of Fig. 4 B, the grid electrode 122 of each first conductive electrode 120 is not overlapping and electrically separated each other with the orthogonal projection of P2 on first substrate 110 by intervenient conductive pattern P1 with the grid electrode 132 of the second adjacent conductive electrode 130.Particularly, the conductive pattern P2 of the grid electrode 132 of the conductive pattern P1 of the grid electrode 122 of each first conductive electrode 120 of formation and each second conductive electrode 130 of formation is made on first substrate 110 via same processing procedure simultaneously, but just region and the predetermined region as grid electrode 132 as grid electrode 122 is scheduled in design in advance when making, and the predetermined region as grid electrode 122 and predetermined separated from one another along dotted line B as the region of grid electrode 132, the grid electrode 122 being formed at so that follow-up on first substrate 110 does not contact each other with 132.Therefore,, when grid electrode 122 and 132 is formed at first substrate 110, grid electrode 122 is electrically separated each other with 132, does not need by extra processing procedure, to block step again.
By above-mentioned mode, make to be configured in after grid on first substrate 110 forms electrically separated each other grid electrode 122 and 132, electrically separated grid electrode 122 can utilize aforesaid connecting line 124 to stride across insulating pattern 140 and connect grid electrode 122 in the mode of building bridge each other, so that be configured in same lip-deep the first conductive electrode 120 and second conductive electrode 130 of first substrate 110, be electrically insulated each other and electrically conduct separately, and contact panel 100 to can be considered be the contact panel (as shown in Figure 2) of single-layer electrodes structure (SITO).In addition, contact panel 100 can be also single-layer electrodes formula (one layer solution type, be called for short: OLS type) contact panel (not shown), wherein being configured in first conductive electrode 120 on same surface of first substrate 110 and the orientation of the second conductive electrode 130 mutually disjoints, and the first conductive electrode 120 and the second conductive electrode 130 are electrically insulated each other, therefore do not need to be connected grid electrode 122 or 132 with insulating pattern with connecting line, and can provide touch controllable function by the first conductive electrode 120 and the variation of the mutual capacitance between the second conductive electrode 130 of correspondence equally, or provide touch controllable function by the first conductive electrode 120 or the second conductive electrode 130 with the self-capacitance variation that reference potential produces, each above-mentioned conductive electrode also can only comprise single grid electrode and each conductive electrode and is electrically insulated each other in addition, then the self-capacitance producing by conductive electrode and reference potential changes touch controllable function is provided.In the present embodiment; first substrate 110 can be composite base plate or the overlay of glass substrate, plastic substrate, film substrate, glass and plastic cement; wherein overlay can comprise that glass cover, plastic cement overlay or other have that high mechanical properties material forms overlay and the function that has protection, cover or beautify its corresponding intrument, but the utility model does not limit the material of first substrate 110.Or, first substrate 110 can be also the substrate in display, and, the first conductive electrode 120 and the second conductive electrode 130 can be positioned at the display dielectric layer of display two offsides of first substrate 110, or the first conductive electrode 120 and the second conductive electrode 130 also can be arranged between display dielectric layer and first substrate 110.So, contact panel and display can be integrated, and form a touch-control display panel.
Fig. 5 is the schematic diagram of the contact panel of another embodiment of the utility model.Fig. 6 is that the contact panel of Fig. 5 is along the cut-open view of I-I ' line.Please refer to Fig. 5 and Fig. 6, in the present embodiment, contact panel 100a comprises first substrate 110, a plurality of the first conductive electrode 120 and a plurality of the second conductive electrode 130.About the detailed description of first substrate 110, the first conductive electrode 120 and the second conductive electrode 130 can, with reference to the explanation of last embodiment, not added to repeat at this.The Main Differences of contact panel 100a and aforesaid contact panel 100 is, contact panel 100a also comprises insulation course 150, is disposed between the first conductive electrode 120 and the second conductive electrode 130.Particularly, each second conductive electrode 130 of this enforcement is configured on a surface of first substrate 110, and insulation course 150 is configured on first substrate 110, and covers the second conductive electrode 130.Each first conductive electrode 120 is configured on insulation course 150, and is positioned at different planes from each second conductive electrode 130.So, by insulation course 150 being disposed between the first conductive electrode 120 and the second conductive electrode 130, can make the grid electrode 122 of the first conductive electrode 120 and the grid electrode 132 of the second conductive electrode 130 be electrically insulated each other.In addition, the first substrate 110 of the present embodiment can be the composite base plate of glass substrate, plastic substrate, film substrate or glass and plastic cement, but the utility model does not limit the material of first substrate 110.
In addition, the first conductive electrode 120 described in Fig. 5 and Fig. 6 and the second conductive electrode 130 are not limited to be configured in the same side of first substrate 110.In other embodiments, the first conductive electrode 120 also can be configured in respectively the relative both sides of first substrate 110 with the second conductive electrode 130, each first conductive electrode 120 is positioned at different planes from each second conductive electrode 130, can directly allow like this grid electrode 122 of the first conductive electrode 120 and the grid electrode 132 of the second conductive electrode 130 be electrically insulated each other.
Fig. 7 to Figure 10 is the cut-open view of the contact panel of other embodiment of the utility model.Please refer to Fig. 5 and Fig. 7, in the present embodiment, the vertical view of contact panel 100b can be with reference to figure 5, and wherein the Main Differences of the contact panel 100a of contact panel 100b and Fig. 6 is, the first conductive electrode 120 and the second conductive electrode 130 are configured in respectively the relative both sides of first substrate 110.Furthermore, first conductive electrode 120 of the present embodiment and the second conductive electrode 130 are configured in respectively relative two surfaces of first substrate 110, and wherein first substrate 110 can be the composite base plate of glass substrate, plastic substrate, film substrate or glass and plastic cement.In addition, contact panel 100b also comprises second substrate 160 and glue-line 170.Second substrate 160 is disposed at a side of first substrate 110 and faces the second conductive electrode 130.Glue-line 170 is between second substrate 160 and first substrate 110.Accordingly; second substrate 160 can be an overlay; and the optical cement of usining as glue-line 170 is attached on first substrate 110 and covers the second conductive electrode 130; wherein overlay is for example that glass cover, plastic cement overlay or other have high mechanical properties overlay that material forms; protection to be provided, to cover or to beautify the function of its corresponding intrument, but the utility model does not limit kind and the material of first substrate 110, second substrate 160 and glue-line 170.
Please refer to Fig. 5 and Fig. 8, in the present embodiment, the vertical view of contact panel 100c can be with reference to figure 5, wherein the contact panel 100b of contact panel 100c and Fig. 7 has similar configuration mode, its Main Differences is, the first conductive electrode 120 of the contact panel 100c of the present embodiment is configured in respectively on different substrates from the second conductive electrode 130.Particularly, it is upper that first conductive electrode 120 of the present embodiment is configured in a surface of first substrate 110, and it is upper that the second conductive electrode 130 is configured in a surface of second substrate 160, and in the face of the surface of first substrate 110 with respect to the first conductive electrode 120.In other words, first conductive electrode 120 of the present embodiment and the second conductive electrode 130 can be produced in first substrate 110 and second substrate 160 after, then with glue-line 170(, be for example optical cement) fit mutually and form.Yet in other embodiments, the first conductive electrode 120 and the second conductive electrode 130 also can be configured in respectively on first substrate 110 and second substrate 160 and face with each other.Now, first substrate 110 can be the composite base plate of glass substrate, plastic substrate, film substrate or glass and plastic cement with second substrate 160; In addition second substrate 160 can be also overlay; for example that glass cover, plastic cement overlay or other have high mechanical properties overlay that material forms; protection to be provided, to cover or to beautify the function of its corresponding intrument, but the utility model does not limit kind and the material of first substrate 110, second substrate 160 and glue-line 170.
Please refer to Fig. 5 and Fig. 9, in the present embodiment, the vertical view of contact panel 100d can be with reference to figure 5, wherein the contact panel 100c of contact panel 100d and Fig. 8 has similar configuration mode, its Main Differences is, the contact panel 100d of the present embodiment also comprises the 3rd substrate 180 and another glue-line 190.The 3rd substrate 180 is disposed at second substrate 160 with respect to a side of first substrate 110, and namely second substrate 160 is between first substrate 110 and the 3rd substrate 180.Glue-line 190 is between the 3rd substrate 180 and second substrate 160.In other words, the 3rd substrate 180 is for example optical cement with glue-line 190() be attached on second substrate 160.Yet in other embodiments, the 3rd substrate 180 also can be disposed at first substrate 110 with respect to a side of second substrate 160, namely first substrate 110 is between second substrate 160 and the 3rd substrate 180.Please refer to Fig. 5 and Figure 10, in the present embodiment, the 3rd substrate 180 of contact panel 100e fits in first substrate 110 with respect to a side of second substrate 160 by glue-line 190, make glue-line 190 between the 3rd substrate 180 and first substrate 110, and by glue-line 190, cover the grid electrode 122 of the first conductive electrode 120.In the embodiment of Fig. 9 and Figure 10; first substrate 110 can be the composite base plate of glass substrate, plastic substrate, film substrate or glass and plastic cement with second substrate 160; and the 3rd substrate 180 can be overlay; for example that glass cover, plastic cement overlay or other have high mechanical properties overlay that material forms; protection to be provided, to cover or to beautify the function of its corresponding intrument, but the utility model does not limit kind and the material of first substrate 110, second substrate 160, the 3rd substrate 180 and glue-line 170 and 190.
Because the first conductive electrode 120 of the contact panel 100a to 100e of above-described embodiment is positioned at the relative both sides of insulation course 150 or the relative both sides of first substrate 110 with the second conductive electrode 130, therefore must separately make in different step.Relatively, due to first conductive electrode 120 of the present embodiment and the second conductive electrode 130 copline not, the first conductive electrode 120 and the grid electrode 122 and 132 of the second conductive electrode 130 do not need to form electrically separatedly by blocking step, do not need in advance the first conductive electrode 120 to be become not contact mutually with the Position Design of the second conductive electrode 130 to reach electrically separated yet.Although, in the present embodiment, while making the first conductive electrode 120 and the second conductive electrode 130 under the prerequisite that the conductive pattern P1 of grid electrode 122 and 132 and P2 are presented to irregular alignment, side adjacent one another are in the first conductive electrode 120 and the second conductive electrode 130 may overlap, but its sensing result that affects contact panel 100a to 100e is quite small.If but to further consider the impact of this sensing or visual effect, and can be when forming the first conductive electrode 120 and the second conductive electrode 130 or afterwards, revise above-mentioned overlapping situation.
Figure 11 is the partial enlarged drawing of the contact panel of Fig. 5.Please refer to Fig. 5 and Figure 11, in the present embodiment, the orthogonal projection of the part that the grid electrode 132 of the part that each grid electrode 122 of each first conductive electrode 120 surrounds and the second adjacent conductive electrode 130 surrounds on first substrate 110 has lap, it is for example the hatched example areas of Figure 11, wherein Figure 11 only illustrates the grid electrode 132 of right-hand grid electrode in Fig. 5 122 and top, and Figure 11 only illustrates above-mentioned grid electrode 122 and 132 parts corresponding to described lap.In the present embodiment, the orthogonal projection on first substrate 110 has lap with adjacent grid electrode 132 for grid electrode 122, and conductive pattern P1 and the P2 of contiguous lap are respectively an arcuate line segment, as the conductive pattern P1 on Figure 11 the right and the conductive pattern P2 on the left side.Now, for other of the conductive pattern P1 of arcuate line segment and same grid electrode 122 electrically conduct for the conductive pattern P1 of circular coil, and be that other of the conductive pattern P2 of arcuate line segment and same grid electrode 132 electrically conduct for the conductive pattern P2 of circular coil, to form respectively grid electrode 122 and 132.
In other words, in order to avoid the orthogonal projection on first substrate 110 of grid electrode 132 that each grid electrode 122 is adjacent with orthogonal projection overlapping and affect sensing result, by conductive pattern P1 and the P2 of contiguous lap are designed to arcuate line segment, can make the side at lap into the conductive pattern P1 of arcuate line segment and P2, and be that conductive pattern P1 and the orthogonal projection of P2 on first substrate 110 of arcuate line segment is not overlapping.So, because the current-carrying part in each grid electrode 122 comprises conductive pattern P1 for circular coil of being positioned in the middle of it, be the conductive pattern P1 of arc with what be positioned at its side, and the current-carrying part in each grid electrode 132 comprises that conductive pattern P2 for circular coil of being positioned in the middle of it is the conductive pattern P2 of arc with what be positioned at its side, can avoid the current-carrying part of each grid electrode 122 and the orthogonal projection of the current-carrying part of adjacent grid electrode 132 on first substrate 110 overlapping and affect sensing result.
In addition, in the present embodiment, grid electrode 122 corresponding to lap also comprises respectively a plurality of plan line segment 122a, be configured in the side corresponding to the conductive pattern P1 of lap, and a plurality of circular coils of formation corresponding to conductive pattern P1, and also comprise respectively a plurality of plan line segment 132a corresponding to the grid electrode 132 of lap, be configured in the side corresponding to the conductive pattern P2 of lap, and a plurality of circular coils of formation corresponding to conductive pattern P2.Particularly, the conductive pattern P2 of the conductive pattern P1 of grid electrode 122 and grid electrode 132 is designed to same shape, can reduces the complexity of processing procedure.Therefore, in the manufacturing process of the contact panel 100a of the present embodiment, the conductive pattern P1 of grid electrode 122 and the conductive pattern P2 of grid electrode 132 are designed to circular coil, and the circular coil interweaving mutually in each grid electrode 122 and grid electrode 132 electrically conducts each other.Now, as above-mentioned explanation, orthogonal projection for fear of the current-carrying part of the current-carrying part of each grid electrode 122 grid electrode 132 adjacent with orthogonal projection on first substrate 110 is overlapping and affect sensing result, can be by the circular coil of the lap corresponding to grid electrode 122 and 132 being blocked along the dotted line in Figure 11 as the aforesaid mode of blocking, make corresponding to the conductive pattern P1 of lap and P2 as aforementioned be arcuate line segment, and then the orthogonal projection of the current-carrying part of the current-carrying part that makes each grid electrode 122 grid electrode 132 adjacent with orthogonal projection on first substrate 110 is not overlapping.Now, another part of the circular coil being truncated, namely intends line segment 122a and 132a and can optionally stay on first substrate 110 and do not remove.Owing to intending, line segment 122a is electrically separated with P2 with corresponding conductive pattern P1 with 132a, therefore even if plan line segment 122a and 132a are positioned at lap, also can not affect sensing result.More preferably, plan line segment 122a and 132a are stayed on first substrate 110, can make contact panel 100a there is good visual effect by intending the profile that line segment 122a and 132a and corresponding conductive pattern P1 and P2 maintain circular coil.
It should be noted that, in foregoing relevant for conductive electrode being arranged to the implementation of substrate surface, do not limit directly contact substrate surface of conductive electrode, in fact between conductive electrode and substrate surface, also can configure according to demand other unshowned retes, the utility model is not limited to above-mentioned embodiment.
In sum, the conductive electrode of contact panel of the present utility model is to be formed by connecting by a plurality of grid electrodes, wherein each grid electrode comprises a plurality of conductive patterns separately, and the radius of the conductive pattern in each grid electrode can be not identical, and conductive pattern is tangent to each other or overlapping.Conductive pattern has a central point separately, and the central point of each conductive pattern is inconsistent to the distance of the central point of all the other adjacent conductive patterns, so that conductive pattern presents irregular alignment.Therefore, when contact panel of the present utility model is applied to display device, the conductive pattern by contact panel presents irregular alignment, can avoid with display device in there is the overlapping and bright dark fringe of the visual effect that exerts an influence of the image element structure of specific period.Accordingly, contact panel of the present utility model can reduce moire effect.
Finally it should be noted that: each embodiment, only in order to the technical solution of the utility model to be described, is not intended to limit above; Although the utility model is had been described in detail with reference to aforementioned each embodiment, those of ordinary skill in the art is to be understood that: its technical scheme that still can record aforementioned each embodiment is modified, or some or all of technical characterictic is wherein equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution depart from the scope of each embodiment technical scheme of the utility model.
Claims (22)
1. a contact panel, is characterized in that, comprising:
One first substrate; And
A plurality of conductive electrodes, be disposed at this first substrate, and respectively this conductive electrode comprises at least one grid electrode, those grid electrodes comprise a plurality of conductive patterns separately, and those conductive patterns of same grid electrode are connected to each other, those conductive patterns have a central point separately, and respectively this central point of this conductive pattern is inconsistent to the distance of those central points of adjacent all the other conductive patterns, so that those conductive patterns present irregular alignment.
2. contact panel according to claim 1, is characterized in that, those conductive electrodes also comprise:
A plurality of the first conductive electrodes, are disposed at a side of this first substrate, and respectively this first conductive electrode comprises along a first direction and arranging and those grid electrodes connected to one another; And
A plurality of the second conductive electrodes, be disposed at a side of this first substrate, and respectively this second conductive electrode comprises that wherein those grid electrodes of those the first conductive electrodes and those grid electrodes of those the second conductive electrodes are electrically insulated each other along second direction arrangement and those grid electrodes connected to one another.
3. contact panel according to claim 1, is characterized in that, those conductive patterns are a circular coil or an arcuate line segment.
4. contact panel according to claim 3, is characterized in that, those conductive patterns are tangent to each other or overlapping.
5. contact panel according to claim 3, is characterized in that, respectively this conductive pattern is identical with the radius of adjacent those conductive patterns.
6. contact panel according to claim 4, is characterized in that, respectively at least one of them the radius of this conductive pattern and adjacent those conductive patterns is not identical.
7. contact panel according to claim 2, is characterized in that, respectively those grid electrodes of this first conductive electrode are truncated by those therebetween conductive patterns with this grid electrode of adjacent this second conductive electrode and are electrically separated each other.
8. contact panel according to claim 2, it is characterized in that, respectively this grid electrode of those grid electrodes of this first conductive electrode and adjacent this second conductive electrode by intervenient those conductive patterns the orthogonal projection on this first substrate not overlapping and electrically separated each other.
9. contact panel according to claim 2, is characterized in that, those first conductive electrodes and those the second conductive electrodes are configured in the same side of this first substrate.
10. contact panel according to claim 9, is characterized in that, those first conductive electrodes and those the second conductive electrodes are configured on the same surface of this first substrate, and those first conductive electrodes are electrically separated each other with those second conductive electrodes.
11. contact panels according to claim 10, is characterized in that, this contact panel also comprises:
One insulating pattern, those grid electrodes of wherein arranging are in the same direction electrically separated each other, and between wantonly two adjacent grid electrodes, there is a connecting line that connects in the same direction this two grid electrode, this insulating pattern is configured between this first conductive electrode and this second conductive electrode, and this connecting line is positioned on this insulating pattern and connect those grid electrodes of arranging in the same direction.
12. contact panels according to claim 11, is characterized in that, this connecting line is a wire connecting line or the chain connecting line that is formed by connecting by a plurality of conductive patterns.
13. contact panels according to claim 9, is characterized in that, this contact panel also comprises:
One insulation course, is disposed between those first conductive electrodes and those the second conductive electrodes.
14. contact panels according to claim 2, it is characterized in that, respectively the orthogonal projection of this grid electrode of respectively this grid electrode of this first conductive electrode and adjacent this second conductive electrode on this first substrate has a lap, and those conductive patterns of contiguous this lap are respectively an arcuate line segment.
15. contact panels according to claim 14, it is characterized in that, those grid electrodes corresponding to this lap also comprise a plurality of plan line segments, are configured in the side corresponding to those conductive patterns of this lap, and a plurality of circular coils of formation corresponding to those conductive patterns.
16. contact panels according to claim 2, is characterized in that, those first conductive electrodes and those second conductive electrodes are configured in respectively the relative both sides of this first substrate.
17. contact panels according to claim 16, is characterized in that, this contact panel also comprises:
One second substrate, is disposed at a side of this first substrate, and wherein those first conductive electrodes and those second conductive electrodes are configured in respectively relative two surfaces of this first substrate; And
One glue-line, between this second substrate and this first substrate.
18. contact panels according to claim 16, is characterized in that, this contact panel also comprises:
One second substrate, be disposed at a side of this first substrate, wherein, those first conductive electrodes are configured on a surface of this first substrate, those second conductive electrodes are configured on a surface of this second substrate, and in the face of the surface of this first substrate with respect to those the first conductive electrodes; And
One glue-line, between this first substrate and this second substrate.
19. contact panels according to claim 18, is characterized in that, this contact panel also comprises:
One the 3rd substrate, is disposed at this second substrate with respect to a side of this first substrate; And
One glue-line, between the 3rd substrate and this second substrate.
20. contact panels according to claim 18, is characterized in that, this contact panel also comprises:
One the 3rd substrate, is disposed at this first substrate with respect to a side of this second substrate; And
One glue-line, between the 3rd substrate and this first substrate.
21. contact panels according to claim 1, is characterized in that, respectively the wire diameter of this conductive pattern is between 0.5 micron to 20 microns.
22. contact panels according to claim 1, is characterized in that, the substrate that this first substrate is display.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW102217374 | 2013-09-14 | ||
| TW102217374U TWM478869U (en) | 2013-09-14 | 2013-09-14 | Touch panel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203588241U true CN203588241U (en) | 2014-05-07 |
Family
ID=50586125
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320705913.4U Expired - Fee Related CN203588241U (en) | 2013-09-14 | 2013-11-07 | Touch panel |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN203588241U (en) |
| TW (1) | TWM478869U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104461111A (en) * | 2013-09-14 | 2015-03-25 | 胜华科技股份有限公司 | Touch panel |
| CN108292185A (en) * | 2015-11-17 | 2018-07-17 | 三菱制纸株式会社 | Transparent conductive material |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6413978B2 (en) * | 2015-08-21 | 2018-10-31 | コニカミノルタ株式会社 | Functional fine line pattern precursor forming method, functional fine line pattern forming method, transparent conductive film forming method, device manufacturing method and electronic device manufacturing method, functional thin line pattern, substrate with transparent conductive film, Devices and electronic equipment |
| TWI657359B (en) | 2017-11-24 | 2019-04-21 | 友達光電股份有限公司 | Touch apparatus |
-
2013
- 2013-09-14 TW TW102217374U patent/TWM478869U/en not_active IP Right Cessation
- 2013-11-07 CN CN201320705913.4U patent/CN203588241U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104461111A (en) * | 2013-09-14 | 2015-03-25 | 胜华科技股份有限公司 | Touch panel |
| CN108292185A (en) * | 2015-11-17 | 2018-07-17 | 三菱制纸株式会社 | Transparent conductive material |
| CN108292185B (en) * | 2015-11-17 | 2021-05-28 | 三菱制纸株式会社 | Light-transmitting conductive material |
Also Published As
| Publication number | Publication date |
|---|---|
| TWM478869U (en) | 2014-05-21 |
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