CN103309497B - Contact panel - Google Patents
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- CN103309497B CN103309497B CN201310008174.8A CN201310008174A CN103309497B CN 103309497 B CN103309497 B CN 103309497B CN 201310008174 A CN201310008174 A CN 201310008174A CN 103309497 B CN103309497 B CN 103309497B
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Abstract
The present invention discloses a kind of contact panel, and it comprises a substrate and multiple sensing cell.Each sensing cell comprises an electrode wires, multiple first electrode pattern, multiple second electrode pattern and many connecting lines.Electrode wires extends along a second direction, and multiple first perforate had along second direction arrangement and multiple first breach accordingly, each first breach connects the outside of corresponding first perforate and electrode wires.Multiple first electrode pattern, is configured in the first perforate respectively, one second breach that each first electrode pattern has one second perforate and connects outside the second perforate and the first electrode pattern.Multiple second electrode pattern, is configured in the second perforate respectively, and respectively via the second breach connecting electrode line.Many connecting lines are configured at least side of electrode wires, and are connected to corresponding first electrode pattern via the first breach.
Description
Technical field
The present invention relates to a kind of contact panel, and particularly relate to a kind of capacitance type touch-control panel.
Background technology
In recent years, along with fast development and the application of information technology, radio mobile communication and information household electrical appliances, in order to reach more convenient, volume more lightly changes and more humane object, many information products, by input medias such as traditional keyboard or mouses, change into and use contact panel (TouchPanel) as input media.
Contact panel can divide 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 (highdefinition) compared to the contact panel of other types, be therefore widely used on all kinds of hand-hold electronic device.
Capacitance type touch-control panel forms sensing array, with the sensing in the face of reaching by interlaced multiple wire electrodes.When user is with finger contact contact panel, contact panel can judge the position of finger contact according to the capacitance variations on sensing array.The sensing sensitivity of capacitance type touch-control panel is relevant with the coupling capacitance between electrode with electrode, and therefore how promoting coupling capacitance and the touch-control quality providing user good, is the problem of worth further investigated.
Summary of the invention
The object of the present invention is to provide a kind of contact panel, it has good touch-control quality.
For reaching above-mentioned purpose, the present invention proposes a kind of contact panel and comprises a substrate and multiple sensing cell.Substrate has a surface, multiple sensing cell along a first direction side by side on the surface.Each sensing cell comprises an electrode wires, multiple first electrode pattern, multiple second electrode pattern and many connecting lines.Electrode wires extends along a second direction, and first direction is crossing with second direction.Electrode wires has multiple first perforate along second direction arrangement and multiple first breach accordingly, and each first breach connects the outside of corresponding first perforate and electrode wires.Multiple first electrode pattern, is configured in the first perforate respectively, and with electrode wires mutually insulated, one second breach that each first electrode pattern has one second perforate and connects outside the second perforate and the first electrode pattern.Multiple second electrode pattern, is configured in the second perforate respectively, and insulate with the first electrode pattern, and the second electrode pattern is respectively via the second breach connecting electrode line.Many connecting lines, are configured at least side of electrode wires, and extend along second direction, and connecting line is connected to corresponding first electrode pattern via the first breach.
In one embodiment of this invention, the first above-mentioned electrode pattern is annular.
In one embodiment of this invention, above-mentioned sensing cell also comprises multiple first graphoid case, is arranged at respectively in the first perforate, and each first graphoid case is between electrode wires and the first electrode pattern.
In one embodiment of this invention, the first above-mentioned graphoid case is annular.
In one embodiment of this invention, above-mentioned sensing cell also comprises multiple second graphoid case, is arranged at respectively in the second perforate, and each second graphoid case is between corresponding first electrode pattern and the second electrode pattern.
In one embodiment of this invention, the second above-mentioned graphoid case is annular.
In one embodiment of this invention, first breach of one Part I of above-mentioned each sensing cell is positioned at one first side of electrode wires, first breach of one Part II of each sensing cell is positioned at one second side of electrode wires, first side is relative with the second side, the connecting line of one Part I of each sensing cell is positioned at the first side, and the first electrode pattern of a corresponding Part I is connected to via the first breach of Part I, the connecting line of one Part II of each sensing cell is positioned at the second side, and the first electrode pattern of a corresponding Part II is connected to via the first breach of Part II.
In one embodiment of this invention, above-mentioned contact panel, also comprises multiple first connection pad and multiple second connection pad.Multiple first connection pad is positioned on the surface of substrate, and one end of adjacent substrates, each first connection pad connects corresponding electrode wires.Multiple second connection pad is positioned on the surface of substrate, and aforementioned one end of adjacent substrates, each second connection pad connects corresponding connecting line.
In one embodiment of this invention, in above-mentioned contact panel, every two adjacent sensing cells be mirror image setting along the axis of symmetry being parallel to second direction, and the connecting line of two adjacent sensing cells shares same group of the second connection pad.
In one embodiment of this invention, the first above-mentioned connection pad and the second connection pad arrange along first direction.
In one embodiment of this invention, above-mentioned contact panel also comprises many first ground wires, is configured on the surface of substrate, and extends along second direction respectively, has first ground wire between wantonly two adjacent sensing cells.
In one embodiment of this invention, above-mentioned contact panel also comprises multiple first ground mat, is positioned on the surface of substrate, and aforementioned one end of adjacent substrates, each first ground mat connects corresponding first ground wire and the second ground wire.
In one embodiment of this invention, above-mentioned sensing cell also comprises one second ground wire, is configured on the surface of substrate, and extends along second direction, between the connecting line that the second ground wire is adjacent in electrode wires.
In one embodiment of this invention, above-mentioned contact panel also comprises multiple second ground mat, is positioned on the surface of substrate, and aforementioned one end of adjacent substrates, each second ground mat connects corresponding second ground wire.
In one embodiment of this invention, above-mentioned every two adjacent sensing cells be mirror image setting along the axis of symmetry being parallel to second direction, the connecting line of two adjacent sensing cells shares same group of the second connection pad, and the second ground wire of two adjacent sensing cells shares same second ground mat.
In one embodiment of this invention, the first above-mentioned connection pad, the second connection pad and the second ground mat arrange along first direction, and each second ground mat is between corresponding first connection pad and second connection pad adjacent with the first connection pad.
In one embodiment of this invention, above-mentioned contact panel also comprises many articles of the 3rd ground wires, is configured on the surface of substrate, and extends along second direction respectively, has one article of the 3rd ground wire between the sensing cell that every two mutual mirror images are arranged.
In one embodiment of this invention, above-mentioned contact panel also comprises multiple 3rd ground mat, is positioned on the surface of substrate, and aforementioned one end of adjacent substrates, each 3rd ground mat connects corresponding 3rd ground wire.
In one embodiment of this invention, above-mentioned contact panel also comprises many articles of the 4th ground wires, be configured on the surface of substrate, and extend along second direction respectively, between two sensing cells that another arrangement of mirrors picture that two sensing cells that arbitrary group of mutual mirror image is arranged are adjacent is arranged, there is one article of the 4th ground wire.
In one embodiment of this invention, above-mentioned contact panel also comprises multiple 4th ground mat, is positioned on the surface of substrate, and aforementioned one end of adjacent substrates, each 4th ground mat connects corresponding 4th ground wire.
Based on above-mentioned, in the sensing cell of contact panel of the present invention, the first electrode pattern is configured in the first perforate of electrode wires, and the second electrode pattern is configured in the second perforate of the first electrode pattern.The coupling capacitance between electrode and electrode is increased, to promote the sensing sensitivity of contact panel and the touch-control quality providing the user of contact panel good by this kind of configuration mode.
For above-mentioned feature and advantage of the present invention can be become apparent, special embodiment below, and coordinate appended accompanying drawing to be described in detail below.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of a kind of contact panel of one embodiment of the invention;
Fig. 2 is the schematic diagram of a kind of contact panel of another embodiment of the present invention;
Fig. 3 is the schematic diagram of a kind of contact panel of another embodiment of the present invention.
Main element symbol description
100,200,300: contact panel
110,210: substrate
110a, 210a: surface
119,219: first end
120,220,320,320A, 320B: sensing cell
121,221,321: electrode wires
121a: the first perforate
121b, 221b: the first breach
121c, 221c, 321c: the first side
121d, 221d, 321d: the second side
122,222: the first electrode patterns
122a: the second perforate
122b: the second breach
123,223: the second electrode patterns
124,224,224a, 224b: connecting line
125,225: the first graphoid cases
126,226: the second graphoid cases
130,230: the first connection pads
140,240: the second connection pads
150: the first ground wires
160,260: the second ground wires
170: the first ground mats
180,280: the second ground mats
220a: Part I
220b: Part II
290a: the three ground wire
290b: the four ground wire
290c: the three ground mat
290d: the four ground mat
D1: first direction
D2: second direction
A1, A2: axis of symmetry
Embodiment
Fig. 1 is the schematic diagram of a kind of contact panel according to one embodiment of the invention.Contact panel 100 comprises a substrate 110 and multiple sensing cell 120.Substrate 110 has a surperficial 110a, multiple sensing cell 120 along a first direction D1 side by side on surperficial 110a.Each sensing cell 120 comprises an electrode wires 121, multiple first electrode pattern 122, multiple second electrode pattern 123 and many connecting lines 124.Electrode wires 121 extends along a second direction D2, and first direction D1 is crossing with second direction D2.In the present embodiment, be comprise three sensing cells 120 for contact panel 100 to explain, but be not intended to limit the present invention, deviser can do suitable adjustment according to the quantity of the situation of practical application to sensing cell 120.
As Figure 1 illustrates in, electrode wires 121 has multiple first perforate 121a along second direction D2 arrangement and multiple first breach 121b accordingly, and each first breach 121b connects the outside of corresponding first perforate 121a and electrode wires 121.Multiple first electrode pattern 122 is configured in the first perforate 121a respectively, and with electrode wires 121 mutually insulated.The one second breach 122b that each first electrode pattern 122 has one second perforate 122a and connects outside the second perforate 122a and the first electrode pattern 122.Multiple second electrode pattern 123, is configured in the second perforate 122a respectively, and insulate with the first electrode pattern 122, and the second electrode pattern 123 is respectively via the second breach 122b connecting electrode line 121.Many connecting lines 124, are configured at the first side 121c of electrode wires 121, and extend along second direction D2, and connecting line 124 is connected to corresponding first electrode pattern 122 via the first breach 121b.
In the present embodiment, the first electrode pattern 122 is configured at corresponding first perforate 121a in electrode wires 121, the coupling capacitance between the first electrode pattern 122 and electrode wires 121 can be increased.Similarly, the second electrode pattern 123 is configured at corresponding second perforate 122a in the first electrode pattern 122, the coupling capacitance between the second electrode pattern 123 and the first electrode pattern 122 can be increased.Coupling capacitance between electrode each in contact panel 100 increases, and just can promote the sensing sensitivity of contact panel 100.In the present embodiment, the first electrode pattern 122 is annular, and this annular comprises the second breach 122b, makes second electrode pattern 123 of position in annular can via the second breach 122b connecting electrode line 121.The annular design of the first electrode pattern 122 add its can the coated scope of coated second electrode pattern 123, promote the coupling capacitance between the first electrode pattern 122 and the second electrode pattern 123 further.
In the present embodiment, each sensing cell 120 also comprises multiple first graphoid case 125 and multiple second graphoid case 126.First graphoid case 125 is arranged in the first breach 121b respectively, and between electrode wires 121 and the first electrode pattern 122.Second graphoid case 126 is arranged in the second perforate 122a respectively, and each second graphoid case 126 is between corresponding first electrode pattern 122 and the second electrode pattern 123.As Figure 1 illustrates in, each first graphoid case 125 is annular, and each second graphoid case 126 is annular.
When spacing between electrode wires 121 and the first electrode pattern 122 is too little, the coupling capacitance that electrode wires 121 and the first electrode pattern 122 produce can be too large, and then affect the sensitivity of touch control operation.Therefore, suitable spacing can be kept between electrode wires 121 and the first electrode pattern 122, but this spacing can affect the printing opacity homogeneity of contact panel 100.The first graphoid case 125 of position between electrode wires 121 and the first electrode pattern 122 can improve the not good problem of contact panel 100 printing opacity homogeneity.When spacing between the first electrode pattern 122 and the second electrode pattern 123 is too little, the coupling capacitance produced between the first electrode pattern 122 and the second electrode pattern 123 can be too large, and then affect the sensitivity of touch control operation.Therefore, suitable spacing can be kept between the first electrode pattern 122 and the second electrode pattern 123.Similarly, the second graphoid case 126 of position between the first electrode pattern 122 and the second electrode pattern 123 can improve the problem causing contact panel 100 printing opacity homogeneity not good because of spacing.
Please refer to Fig. 1, in the present embodiment, contact panel 100 comprises multiple first connection pads 130 and multiple second connection pad 140, is positioned on the surperficial 110a of substrate 110, and the first end 119 of adjacent substrates 110.Each first connection pad 130 connects corresponding electrode wires 121, and each second connection pad 140 connects corresponding connecting line 124.As Figure 1 illustrates in, the first connection pad 130 and the second connection pad 140 arrange along first direction D1.In addition, contact panel 100 comprises many first ground wires 150, is configured on the surperficial 110a of substrate 110, and extends along second direction D2 respectively.In the present embodiment, between wantonly two adjacent sensing cells 120, there is first ground wire 150, therefore can avoid producing signal disturbing between two adjacent sensing cells 120.In addition, in the present embodiment, contact panel 100 also comprises multiple first ground mat 170, is positioned on the surperficial 110a of substrate 110, and the first end 119 of adjacent substrates 110, each first ground mat 170 connects corresponding first ground wire 150.
In the present embodiment, each sensing cell 120 also comprises one second ground wire 160, be configured on the surperficial 110a of substrate 110, and extend along second direction D2, between the connecting line 124 that second ground wire 160 is adjacent in electrode wires 121, therefore can avoid producing signal disturbing between electrode wires 121 and adjacent connecting line 124.In the present embodiment, contact panel 100 also comprises multiple second ground mat 180, is positioned on the surperficial 110a of substrate 110, and the first end 119 of adjacent substrates 110, each second ground mat 180 connects corresponding second ground wire 160.
In the present embodiment, first electrode pattern 122 is configured in the first perforate 121a of electrode wires 121 and by the second electrode pattern 123 and is configured in the second perforate 122a of the first electrode pattern 122, coupling capacitance between each electrode can be promoted to promote sensing sensitivity.Moreover the first graphoid case 125 and the second graphoid case 126 can improve the not good problem of contact panel 100 printing opacity homogeneity.In addition, the first ground wire 150 can be avoided producing signal disturbing between each sensing cell 120, and the second ground wire 160 can be avoided producing signal disturbing between electrode wires 121 and adjacent connecting line 124.Accordingly, the contact panel 100 of the present embodiment touch-control quality that user can be provided good.
In the present embodiment, the first electrode pattern 122, first graphoid case 125 and the second graphoid case 126 are annular.In a sensing cell 120, the configuration mode of corresponding first electrode pattern 122, second electrode pattern 123, first graphoid case 125 and the second graphoid case 126 is similar to the mode of a collar around another ring, and be sequentially the second electrode pattern 123, second graphoid case 126, first electrode pattern 122 and the first graphoid case 125 from inside to outside.As Figure 1 illustrates in, a multiple this collar arranges along second direction D2 around the configuration of a ring, and position is in the central authorities of electrode wires 121.This kind of configuration mode, except promoting the coupling capacitance between electrode, also makes contact panel 100 when user carries out the action of touch-control, the signal of output evenly.In addition, aforesaid arrangements of components is also contributed in the central authorities of electrode wires 121 the touch-control precision (accuracy) and linearity performance (linearityperformance) that promote contact panel 100.In addition, in the present embodiment, the first breach 121b and the second electrode pattern 123 are hexagon, and the second electrode pattern 123 is corresponding annular, but the present invention is not as limit.First breach 121b and the second electrode pattern 123 can be other polygons, and the second electrode pattern 123 is corresponding polygonal annular.
It should be noted that at this, in the present embodiment, the first breach 121b of each sensing cell 120 all position at the first side 121c of electrode wires 121, and connecting line 124 also position is at the first side 121c of electrode wires 121, but the present invention is not as limit.In other embodiments, the first breach 121b of each sensing cell 120 also can be a part of position at the first side 121c, and another part position is at the one second side 121d of relative first side 121c.Under aforesaid configuration, the connecting line 124 of a part can be configured in the first side 121c, and the connecting line 124 of another part can be configured in the second side 121d, effectively to utilize the arrangement space on substrate 110.
Fig. 2 is the schematic diagram of a kind of contact panel according to another embodiment of the present invention.Contact panel 200 comprises a substrate 210 and multiple sensing cell 220.Substrate 210 has a surperficial 210a, multiple sensing cell 220 along a first direction D1 side by side on surperficial 210a.Each sensing cell 220 comprises an electrode wires 221, multiple first electrode pattern 222, multiple second electrode pattern 223, many connecting lines 224, multiple first graphoid case 225 and multiple second graphoid cases 226.Electrode wires 221 extends along a second direction D2, and first direction D1 is crossing with second direction D2.In the present embodiment, be comprise four sensing cells 220 for contact panel 200 to explain, but be not intended to limit the present invention, deviser can do suitable adjustment according to the quantity of the situation of practical application to sensing cell 220.
The present embodiment is similar to the embodiment of Fig. 1 in fact, both essential difference are in each sensing cell 220, first breach 221b of a part and connecting line 224 sides in electrode wires 221 of a corresponding part thereof, the first breach 221b of another part and connecting line 224 opposite sides in electrode wires 221 of corresponding another part thereof.In addition, by this set-up mode, the present embodiment can adjust the connected mode of connecting line 224 and the connected mode of the second connection pad 240, the quantity of ground wire and configuration mode and ground wire and ground mat, to simplify configuration, save the arrangement space needed for the first end 219 of substrate 210.The following description eliminates the explanation of the technology contents same section of the embodiment of the present embodiment and Fig. 1.Explanation about clipped can with reference to previous embodiment, and in this, it is no longer repeated.
Please refer to Fig. 2, the first breach 221b of one Part I 220a of each sensing cell 220 is positioned at the first side 221c of electrode wires 221, the first breach 221b of the Part II 220b of each sensing cell 220 is positioned at the second side 221d of electrode wires 221, and the first side 221c is relative with the second side 221d.The connecting line 224a of the Part I 220a of each sensing cell 220 is positioned at the first side 221c, and is connected to first electrode pattern 222 of corresponding Part I 220a via the first breach 221b of Part I 220a.The connecting line 224b of the Part II 220b of each sensing cell 220 is positioned at the second side 221d, and is connected to first electrode pattern 222 of corresponding Part II 220b via the first breach 221b of Part II 220b.
In the present embodiment, contact panel 200 comprises multiple first connection pads 230 and multiple second connection pad 240.First connection pad 230 and the second connection pad 240 are all positioned on the surperficial 210a of substrate 210, and the first end 219 of adjacent substrates 210.Each first connection pad 230 connects corresponding electrode wires 221, and each second connection pad 240 connects corresponding connecting line 224.In addition, each sensing cell 220 also comprises two the second ground wires 260, is configured on the surperficial 210a of substrate 210, and extends along second direction D2.In same sensing cell 220, two the second ground wires 260 are configured in the first side 221c and the second side 221d of electrode wires 221 respectively, avoid producing signal disturbing between the connecting line 224 of electrode wires 221 and both sides.In the present embodiment, contact panel 200 also comprises multiple second ground mat 280, is positioned on the surperficial 210a of substrate 210, and the first end 219 of adjacent substrates 210, each second ground mat 280 connects corresponding second ground wire 260.
In the present embodiment, every two adjacent sensing cells 220 are that mirror image is arranged along the axis of symmetry A1 being parallel to second direction D2, the connecting line 224 of two adjacent sensing cells 220 shares same group of the second connection pad 240, and the second ground wire 260 of two adjacent sensing cells 220 shares same second ground mat 280.The advantage sharing the second connection pad 240 is to utilize identical connection pad output signal, and coordinates shared second ground mat 280, and contact panel 200 effectively can reduce the quantity of connection pad.When the quantity of the connection pad of contact panel 200 reduces, on contact panel 200, the coiling area in connection pad district also can reduce thereupon.In addition, when contact panel 200 comprises flexible circuit board (not illustrating) to transmit the signal on connection pad, the coiling area on flexible circuit board equally also can reduce.As in Fig. 2 illustrate, the first connection pad 230, second connection pad 240 and the second ground mat 280 arrange along first direction D1, and each second ground mat 280 is between corresponding first connection pad 230 and second connection pad 240 adjacent with the first connection pad 230.So, the signal disturbing between the first connection pad 230 and the second connection pad 240 can be avoided.
Please refer to Fig. 2, in the present embodiment, contact panel 200 also comprises many articles of the 3rd ground wire 290a, is configured on the surperficial 210a of substrate 210, and extends along second direction D2 respectively.Between the sensing cell 220 that every two mutual mirror images are arranged, there is one article of the 3rd ground wire 290a.Signal disturbing between the sensing cell 220 that 3rd ground wire 290a can avoid two mutual mirror images to arrange.In addition, contact panel 200 also comprises multiple 3rd ground mat 290c, is positioned on the surperficial 210a of substrate 210, and the first end 219 of adjacent substrates 210, each 3rd ground mat 290c connects corresponding 3rd ground wire 290a.
Please refer to Fig. 2, in the present embodiment, contact panel 200 also comprises many articles of the 4th ground wire 290b, be configured on the surperficial 210a of substrate 210, and extend along second direction D2 respectively, between two sensing cells 220 that another arrangement of mirrors picture that two sensing cells 220 that arbitrary group of mutual mirror image is arranged are adjacent is arranged, there is one article of the 4th ground wire 290b.Two sensing cells 220 that 4th ground mat 290d can avoid one group of mutual mirror image to arrange and another organize signal disturbing between two sensing cells 220 that mutual mirror image arranges.In addition, contact panel 200 also comprises multiple 4th ground mat 290d, is positioned on the surperficial 210a of substrate 210, and the first end 219 of adjacent substrates 210, each 4th ground mat 290d connects corresponding 4th ground wire 290b.
In the present embodiment, sensing cell 220 can be divided into the first breach 221b position in the Part I 220a of the first side 221c and the first breach 221b position the Part II 220b at the second side 221d, and every two adjacent sensing cells 220 are arranged in mirror image.Under aforesaid configuration, the connecting line 224 of two adjacent sensing cells 220 can share same group of the second connection pad 240, and the second ground wire 260 of adjacent two sensing cells 220 can share same second ground mat 280, so, the quantity of the connection pad of contact panel 200 is reduced.In addition, the configuration of the second ground wire 260, the 3rd ground wire 290a and the 4th ground wire 290b avoids the signal disturbing between electrode wires 221 and connecting line 224 or the signal disturbing between electrode wires 221 and electrode wires 221.Coordinate the design of electrode wires 221, first electrode pattern 222, second electrode pattern 223, first graphoid case 225 and the second graphoid case 226, the present embodiment improves the touch-control quality of contact panel 200 effectively.
Fig. 3 is the schematic diagram of a kind of contact panel according to another embodiment of the present invention.The embodiment of Fig. 3 is similar to the embodiment of Fig. 2 in fact, and both difference are mainly, multiple first breach 321b of adjacent two electrode wires 321 are toward each other.Please refer to Fig. 3, in the present embodiment, two adjacent sensing cell 320A, 320B be mirror image setting along the axis of symmetry A2 being parallel to second direction D2, and multiple first breach 321b of sensing cell 320A are the first side 321c of position in the first electrode wires 321, and multiple first breach 321b of sensing cell 320B are the second side 321d of position in the first electrode wires 321.
In sum, in the sensing cell of contact panel of the present invention, the first electrode pattern is configured in the first perforate of electrode wires, and the second electrode pattern is configured in the second perforate of the first electrode pattern.By being increased the coupling capacitance between electrode and electrode by this kind of configuration mode, to promote the sensing sensitivity of contact panel and the touch-control quality providing user good.Moreover, be configured in the first graphoid case between electrode wires and the first electrode pattern and the second graphoid case be configured between the first electrode pattern and the second electrode pattern can improve the not good problem of contact panel printing opacity homogeneity.In addition, the configuration of each ground wire can avoid the signal disturbing between electrode wires and connecting line, or avoids the signal disturbing between electrode wires and electrode wires.Accordingly, contact panel of the present invention has good touch-control quality.
In addition, in each sensing cell, multiple first breach can all position be in the same side of electrode wires, or the first breach position of a part is in the side of electrode wires, the first breach position of another part is at the opposite side of electrode wires, and therefore contact panel has good design flexibility.When multiple first breach is the not homonymy of difference position in electrode wires, adjacent sensing cell can be arranged in mirror image, and the connecting line of two adjacent sensing cells can share same group of the second connection pad, second ground wire of two adjacent sensing cells can share same second ground mat, reduces the quantity of connection pad thus.In addition, under the configuration of aforementioned symmetry, the connected mode of the connected mode of connecting line and the second connection pad, the quantity of ground wire and configuration mode and ground wire and ground mat can adjust, and to simplify configuration, and saves the arrangement space needed for the first end of substrate.
Although disclose the present invention in conjunction with above embodiment; but itself and be not used to limit the present invention; this operator is familiar with in any art; without departing from the spirit and scope of the present invention; a little change and retouching can be done, therefore being as the criterion of should defining with the claim of enclosing of protection scope of the present invention.
Claims (20)
1. a contact panel, comprising:
Substrate, has a surface;
Multiple sensing cell, along a first direction side by side in this on the surface, respectively this sensing cell comprises:
Electrode wires, extend along a second direction, this first direction is crossing with this second direction, and this electrode wires has multiple first perforate of arranging along this second direction and multiple first breach accordingly, and respectively this first breach connects the outside of those the first perforates corresponding and this electrode wires; And
Multiple first electrode pattern, is configured in those first perforates respectively, and with this electrode wires mutually insulated, respectively this first electrode pattern has one second perforate and connects one second breach outside this second perforate and this first electrode pattern;
Multiple second electrode pattern, is configured in those second perforates respectively, and insulate with those first electrode patterns, and those second electrode patterns connect this electrode wires via those second breach respectively; And
Many connecting lines, are configured at least side of this electrode wires, and extend along this second direction, and this connecting line is connected to those first electrode patterns corresponding via those first breach.
2. contact panel as claimed in claim 1, wherein respectively this first electrode pattern is annular.
3. contact panel as claimed in claim 1, wherein respectively this sensing cell also comprises:
Multiple first graphoid case, is arranged in those first perforates respectively, and respectively this first graphoid case between this electrode wires and this first electrode pattern.
4. contact panel as claimed in claim 3, wherein respectively this first graphoid case is annular.
5. contact panel as claimed in claim 1, wherein respectively this sensing cell also comprises:
Multiple second graphoid case, is arranged in those second perforates respectively, and respectively this second graphoid case corresponding between this first electrode pattern and this second electrode pattern.
6. contact panel as claimed in claim 5, wherein respectively this second graphoid case is annular.
7. contact panel as claimed in claim 1, wherein respectively those first breach of a Part I of this sensing cell are positioned at one first side of this electrode wires, respectively those first breach of a Part II of this sensing cell are positioned at one second side of this electrode wires, this first side is relative with this second side, respectively those connecting lines of a Part I of this sensing cell are positioned at this first side, and those first electrode patterns of a corresponding Part I are connected to via those first breach of this Part I, respectively those connecting lines of a Part II of this sensing cell are positioned at this second side, and those first electrode patterns of a corresponding Part II are connected to via those first breach of this Part II.
8. contact panel as claimed in claim 1, also comprises:
Multiple first connection pad, be positioned at this substrate this on the surface, and one end of this substrate contiguous, respectively this first connection pad connects this electrode wires corresponding; And
Multiple second connection pad, be positioned at this substrate this on the surface, and this end of this substrate contiguous, respectively this second connection pad connects this connecting line corresponding.
9. contact panel as claimed in claim 8, wherein every two adjacent sensing cells be mirror image setting along the axis of symmetry being parallel to this second direction, and those connecting lines of this two adjacent sensing cell share same group of the second connection pad.
10. contact panel as claimed in claim 8, wherein those first connection pads and those the second connection pads arrange along this first direction.
11. contact panels as claimed in claim 1, also comprise:
Many the first ground wires, be configured at this substrate this on the surface, and to extend along this second direction respectively, between wantonly two adjacent sensing cells, there is first ground wire.
12. contact panels as claimed in claim 11, also comprise:
Multiple first ground mat, be positioned at this substrate this on the surface, and one end of this substrate contiguous, respectively this first ground mat connects this first ground wire corresponding.
13. contact panels as claimed in claim 8, wherein respectively this sensing cell also comprises:
Second ground wire, be configured at this substrate this on the surface, and to extend along this second direction, between this connecting line that this second ground wire is adjacent in this electrode wires.
14. contact panels as claimed in claim 13, also comprise:
Multiple second ground mat, be positioned at this substrate this on the surface, and this end of this substrate contiguous, respectively this second ground mat connects this second ground wire corresponding.
15. contact panels as claimed in claim 14, wherein every two adjacent sensing cells be mirror image setting along the axis of symmetry being parallel to this second direction, those connecting lines of this two adjacent sensing cell share same group of the second connection pad, and those second ground wires of this two adjacent sensing cell share same second ground mat.
16. contact panels as claimed in claim 15, wherein those first connection pads, those second connection pads and those the second ground mats arrange along this first direction, and respectively this second ground mat between this first connection pad corresponding and this second connection pad adjacent with this first connection pad.
17. contact panels as claimed in claim 15, also comprise:
Many articles of the 3rd ground wires, be configured at this substrate this on the surface, and to extend along this second direction respectively, between the sensing cell that every two mutual mirror images are arranged, there is one article of the 3rd ground wire.
18. contact panels as claimed in claim 17, also comprise:
Multiple 3rd ground mat, be positioned at this substrate this on the surface, and this end of this substrate contiguous, respectively the 3rd ground mat connects corresponding 3rd ground wire.
19. contact panels as claimed in claim 17, also comprise:
Many articles of the 4th ground wires, be configured at this substrate this on the surface, and to extend along this second direction respectively, between two sensing cells that another arrangement of mirrors picture that two sensing cells that arbitrary group of mutual mirror image is arranged are adjacent is arranged, there is one article of the 4th ground wire.
20. contact panels as claimed in claim 19, also comprise:
Multiple 4th ground mat, be positioned at this substrate this on the surface, and this end of this substrate contiguous, respectively the 4th ground mat connects corresponding 4th ground wire.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201261611005P | 2012-03-14 | 2012-03-14 | |
| US61/611,005 | 2012-03-14 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103309497A CN103309497A (en) | 2013-09-18 |
| CN103309497B true CN103309497B (en) | 2016-01-20 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310008174.8A Active CN103309497B (en) | 2012-03-14 | 2013-01-09 | Contact panel |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN103309497B (en) |
| TW (1) | TWI531948B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| TW201516781A (en) * | 2013-10-21 | 2015-05-01 | Wintek Corp | Touch panel and manufacturing method thereof |
| KR102245943B1 (en) * | 2014-06-23 | 2021-04-29 | 엘지디스플레이 주식회사 | Touch panel and apparatus for driving thereof |
| US10310671B2 (en) * | 2017-04-28 | 2019-06-04 | Himax Technologies Limited | Touch sensor device |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101488066A (en) * | 2009-03-09 | 2009-07-22 | 友达光电股份有限公司 | Touch control display panel and touch control substrate |
| CN101847066A (en) * | 2009-03-25 | 2010-09-29 | 友达光电股份有限公司 | Mutual capacitance type touch control display device |
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| TWI405103B (en) * | 2009-10-15 | 2013-08-11 | Au Optronics Corp | Touch panel |
| CN201622554U (en) * | 2010-02-04 | 2010-11-03 | 深圳市汇顶科技有限公司 | Capacitance touch sensor, touch detection device, and touch control terminal |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101488066A (en) * | 2009-03-09 | 2009-07-22 | 友达光电股份有限公司 | Touch control display panel and touch control substrate |
| CN101847066A (en) * | 2009-03-25 | 2010-09-29 | 友达光电股份有限公司 | Mutual capacitance type touch control display device |
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| Publication number | Publication date |
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| TW201337700A (en) | 2013-09-16 |
| CN103309497A (en) | 2013-09-18 |
| TWI531948B (en) | 2016-05-01 |
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