CN103186270A - Sensing electrode structure and touch panel using same - Google Patents
Sensing electrode structure and touch panel using same Download PDFInfo
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- CN103186270A CN103186270A CN2011104567455A CN201110456745A CN103186270A CN 103186270 A CN103186270 A CN 103186270A CN 2011104567455 A CN2011104567455 A CN 2011104567455A CN 201110456745 A CN201110456745 A CN 201110456745A CN 103186270 A CN103186270 A CN 103186270A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/044—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2203/00—Indexing scheme relating to G06F3/00 - G06F3/048
- G06F2203/041—Indexing scheme relating to G06F3/041 - G06F3/045
- G06F2203/04111—Cross over in capacitive digitiser, i.e. details of structures for connecting electrodes of the sensing pattern where the connections cross each other, e.g. bridge structures comprising an insulating layer, or vias through substrate
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2203/00—Indexing scheme relating to G06F3/00 - G06F3/048
- G06F2203/041—Indexing scheme relating to G06F3/041 - G06F3/045
- G06F2203/04112—Electrode mesh in capacitive digitiser: electrode for touch sensing is formed of a mesh of very fine, normally metallic, interconnected lines that are almost invisible to see. This provides a quite large but transparent electrode surface, without need for ITO or similar transparent conductive material
Abstract
The invention provides a sensing electrode structure and a touch panel using the same. The sensing electrode structure comprises a plurality of first axial electrodes and a plurality of second axial electrodes, wherein the second axial electrodes and the first axial electrodes are formed on the same side of a base plate, and are electrically insulated from the first axial electrodes. Each first axial electrode is provided with a plurality of first conductive patterns with the grid-shaped structures, and the first conductive patterns with the grid-shaped structures are electrically connected with one another. Each second axial electrode comprises a plurality of second conductive patterns with grid-shaped structures, and the second conductive patterns with the grid-shaped structures are electrically connected with one another.
Description
Technical field
The present invention is relevant for a kind of sensing electrode structure and touch-control panel applied thereof, and particularly a kind ofly has a contact panel that can increase the sensing electrode of capacitance structure and use this sensing electrode structure.
Background technology
Along with the progress of semiconductor and circuit design technique, contactor control device is applied in hand-held device or other electronic installation in large quantities at present, and wherein contactor control device comprises contact panel and controller.For instance, general intelligent mobile phone all has contact panel, and has the sensing electrode array in the contact panel, and wherein the sensing electrode array has multi-strip scanning line and drive wire.Controller can will drive the drive wire that signal sends the sensing electrode array to, and receives the online sensing signal of scanning, with the touching zone of interpretation user on contact panel.
Please refer to Fig. 1, Fig. 1 is the vertical view of the sensing electrode structure of traditional contact panel.Contact panel comprises substrate and is formed at the same lip-deep sensing electrode structure of substrate.Wherein, the sensing electrode structure has a plurality of first axial electrode 11 and a plurality of second axial electrode 12, and wherein a plurality of first axial electrode 11 can form the sensing electrode array with a plurality of second axial electrode 12, to be used for sensing touching zone.
In Fig. 1, first axial electrode 11 is the X axis electrode, and second axial electrode 12 is that Y-axis is to electrode.Each first axial electrode 11 has a plurality of rhombus conductive patterns 111, and wherein each rhombus conductive pattern 111 electrically connects by first conductive component 112 with adjacent rhombus conductive pattern 111.Each second axial electrode 12 has a plurality of rhombus conductive patterns 121, and wherein each rhombus conductive pattern 121 electrically connects by second conductive component 122 with adjacent rhombus conductive pattern 121.In addition, the sensing electrode structure further comprises a plurality of insulation dot interlaces (not being plotted in Fig. 1), is separately positioned between second conductive component 122 and corresponding first conductive component 112, so that first axial electrode 11 and second axial electrode 12 are electrically insulated each other.
The length of adjacent edge can influence the capacitance size of coupling capacitance between the rhombus conductive pattern 111 and 121, and length is more long, and capacitance is more big.If when the capacitance of the coupling capacitance that generates between first axial electrode 11 and second axial electrode 12 was big inadequately, the sensing uniformity coefficient of sensing electrode array will be more undesirable, and then have influence on the line linearity of contact panel.
Please refer to Fig. 2 A and Fig. 2 B, be to use the synoptic diagram of 5 and 6 centimetres the line linearity of copper cylinder on traditional contact panel respectively.In Fig. 2 A and Fig. 2 B, the user be with the speed of 10 metre per second (m/s)s by upper left turn right underscore with by the upper right underscore of turning left, the line track on the sensing circuit interpretation contact panel is 21～24.Can be learnt by Fig. 2 A and Fig. 2 B, use the line linearity of contact panel of rhombus conductive pattern 111 and 121 unsatisfactory.
The line linearity and lifting change amount signal in order to improve contact panel are necessary to import a kind of new conductive pattern in the sensing electrode structure of contact panel.
Summary of the invention
The contact panel that the object of the present invention is to provide a kind of sensing electrode structure and use this sensing electrode structure, it is by the improvement of the conductive pattern in the sensing electrode structure of contact panel, to increase the capacitor's capacity that conductive pattern is coupled each other and produces, make the line linearity of contact panel improve.
The invention provides a kind of sensing electrode structure, described sensing electrode structure comprises a plurality of first axial electrode and a plurality of second axial electrode.Described a plurality of second axial electrode and described a plurality of first axial electrode are formed at the same side of substrate, and are electrically insulated each other with described a plurality of first axial electrode.Each described first axial electrode has a plurality of first conductive patterns of grating structure, and a plurality of first conductive patterns of described grating structure are electrically connected to each other.Each described second axial electrode comprises a plurality of second conductive patterns of grating structure, and a plurality of second conductive patterns of described grating structure are electrically connected to each other.
The present invention also provides a kind of contact panel, and described contact panel comprises substrate and above-mentioned sensing electrode structure.
In sum, the invention provides a kind of sensing electrode structure of contact panel, conductive pattern in this sensing electrode structure can promote the sensing uniformity coefficient by the capacitance that increases coupling capacitance, make the line linearity of contact panel improve, and work as contact panel under the situation of multi-point touch, variable quantity of the sensing signal on its touching zone can't thereby decline to a great extent because of the former of multi-point touch.
For enabling further to understand feature of the present invention and technology contents, see also following about detailed description of the present invention and accompanying drawing, but these explanations and appended graphic the present invention that only are used for illustrating but not are done any restriction to interest field of the present invention.
Description of drawings
Fig. 1 is the vertical view for the sensing electrode structure of traditional contact panel.
Fig. 2 A and Fig. 2 B are to use the synoptic diagram of 5 and 6 centimetres the line linearity of copper cylinder on traditional contact panel respectively.
Fig. 3 is the diagrammatic cross-section of contact panel of the present invention.
Fig. 4 is the vertical view of the sensing electrode structure of contact panel of the present invention.
Fig. 5 is the vertical view of sensing electrode structure of the contact panel of another embodiment of the present invention.
Fig. 6 is the vertical view of sensing electrode structure of the contact panel of another embodiment of the present invention.
Fig. 7 be disalignment of the present invention to the amplification plan view of crossing part of conductive component.
Fig. 8 is the synoptic diagram of each sensing points in the contact panel of the present invention.
Fig. 9 A and Fig. 9 B are to use the synoptic diagram of 5 and 6 centimetres the line linearity of copper cylinder on the contact panel of the sensing electrode structure of using Fig. 4 respectively.
Figure 10 A and Figure 10 B are to use the synoptic diagram of 5 and 6 centimetres the line linearity of copper cylinder on the contact panel of the sensing electrode structure of using Fig. 5 respectively.
Figure 11 A and Figure 11 B are to use the synoptic diagram of 5 and 6 centimetres the line linearity of copper cylinder on the contact panel of the sensing electrode structure of using Fig. 6 respectively
Wherein, description of reference numerals is as follows:
11,41,51,61: the first axial electrode
12,42,52,62: the second axial electrode
111,121: the rhombus conductive pattern
112: the first conductive components
122: the second conductive components
21～24,81～84,91～94,101～104: the line track
3: contact panel
31: protective seam
32: conductive layer
33: substrate
411,511,611,741,742: first conductive pattern of grating structure
421,521,621,731,732: second conductive pattern of grating structure
412,512,612,71: the first conductive components
422,522,622,72 second conductive components
4111,4211,5111,5211,6111,6211: trunk structure
4112,4212,5112,5113,5212,6112,6212: apparatus derivatorius
4113,5114,6113: sub-apparatus derivatorius
73: the insulation dot interlace
P1～P4: touching zone
Embodiment
Please refer to Fig. 3, Fig. 3 is the diagrammatic cross-section of contact panel of the present invention.The contact panel 3 that present embodiment provides comprises protective seam 31, conductive layer 32 and substrate 33.Wherein, conductive layer 32 can for example be to adopt indium tin oxide (ITO) material, and in order to being formed on the substrate 33, and conductive layer 32 further forms the sensing electrode structure by Patternized technique, to be used for sensing touching zone.By this, but the present embodiment framework goes out the sensing electrode structure of individual layer ITO.In addition, protective seam 31 further is formed on the conductive layer 32, in order to comprehensive covering sensing electrode structure, provides the effect of protection sensing electrode structure.Being noted that the material of cross-section structure, conductive layer 32 of above-mentioned contact panel 3 and the concrete aspect of shape framework of the various sensing electrode structures that next further specified, all is not to limit the present invention.
Please the framework based on the contact panel of Fig. 3 comes with reference to Fig. 4, and Fig. 4 is the vertical view of the sensing electrode structure of contact panel of the present invention.The sensing electrode structure of present embodiment comprises a plurality of first axial electrode 41 and a plurality of second axial electrode 42.First axial electrode 41 for example is the X axis electrode, and second axial electrode 42 is correspondence first axial electrode 41 and for example be that Y-axis is to electrode then.Wherein, first axial electrode 41 and second axial electrode 42 of present embodiment are formed in the same side of substrate 32, and are electrically insulated each other.In addition, be to adopt broken shape to cut to form to be electrically insulated between first axial electrode 41 and second axial electrode 42, so its line of cut is to be latticed, to increase optical compensation effect.Yet the cutting mode of first axial electrode 41 and second axial electrode 42 is not that present embodiment limits.
Each first axial electrode 41 comprises first conductive pattern 411 of a plurality of grating structures, and first conductive pattern 411 of described a plurality of grating structures is electrically connected to each other.Each second axial electrode 42 comprises second conductive pattern 421 of a plurality of grating structures, and second conductive pattern 421 of described a plurality of grating structures is electrically connected to each other.
More specifically, each first axial electrode 41 more comprises a plurality of first conductive components 412, be used for electrically connecting first conductive pattern 411 of grating structure adjacent in described first axial electrode 41 respectively, each second axial electrode 42 then comprises a plurality of second conductive components 422, is used for electrically connecting in described second axial electrode 42 respectively and second conductive pattern 421 of adjacent grating structure.In addition, the sensing electrode structure more comprises a plurality of insulation dot interlaces (not being plotted in Fig. 4), be arranged at respectively between first conductive component 412 and corresponding second conductive component 422, making first conductive component 412 actual is first conductive pattern 411 that electrically connects two adjacent grating structures with a bridge formation form, allows first axial electrode 41 and second axial electrode 42 are electrically insulated each other by this.Additional disclosure be that first conductive component 412 of present embodiment can adopt the design of conductive materials such as plain conductor, indium tin oxide.
First conductive pattern 411 of each grating structure comprises trunk structure 4111, a plurality of apparatus derivatorius 4112 and a plurality of sub-apparatus derivatoriuses 4113.Wherein, first trunk structure 4111 of axially going up first conductive pattern 411 of two adjacent grating structures electrically connects by first conductive component 412.Moreover two branched structures 4112 of present embodiment extend from two side directions of trunk structure 4111 respectively, and per two sub-branched structures 4113 extend from two side directions of an apparatus derivatorius 4112 respectively again.
Say that further in Fig. 4, first conductive pattern 411 of grating structure can be the conductive pattern of symmetry.In addition, sub-branch's structure 4113 of first conductive pattern 411 of grating structure is extended from two side directions of the middle part of apparatus derivatorius 4112, sub-branch's structure 4113 can be parallel to trunk structure 4111, and apparatus derivatorius 4112 can be perpendicular to trunk structure 4111.In addition, the length of first conductive pattern 411 of each grating structure and width are respectively can be for example identical with left and right sides width with the area lower-upper length of rhombus conductive pattern in the past, and it is respectively 5.63 and 5.51 centimetres.
Second conductive pattern 421 of each grating structure comprises trunk structure 4211 and a plurality of apparatus derivatoriuses 4212.Wherein, second trunk structure 4211 of axially going up second conductive pattern 421 of two adjacent grating structures electrically connects by second conductive component 422.Moreover in the present embodiment, per two branched structures 4212 extend from two side directions of trunk structure 4211 respectively.
Say that further in Fig. 4, second conductive pattern 421 of grating structure can be the conductive pattern of symmetry.In addition, a plurality of branched structures 4212 of second conductive pattern 421 of grating structure from the upper end of trunk structure 4211, two side directions of centre, lower end part extend, and apparatus derivatorius 4212 can be perpendicular to trunk structure 4211.In addition, the length of second conductive pattern 421 of each grating structure and width are respectively can be for example identical with left and right sides width with the area lower-upper length of rhombus conductive pattern in the past, and it is respectively 5.63 and 5.51 centimetres.
Note that first conductive pattern 411 of above-mentioned grating structure and the design of second conductive pattern 421 at this, is not in order to limit the present invention.The embodiment of the invention increases the length of side of adjacent edge between each first conductive pattern 411 and each second conductive pattern 421 by grating structure design, to promote capacitance.Therefore, can improve the line linearity of contact panel and the variable quantity of the sensing signal under the multi-point touch.Such as other grating structure that can effectively increase the conductive pattern length of side all can be applied to sensing electrode array of the present invention.
Please refer to Fig. 5, Fig. 5 is the vertical view of the sensing electrode structure of the contact panel that provides of another embodiment of the present invention.Fig. 5 and the difference of the sensing electrode structure of Fig. 4 mainly are conductive pattern different of grating structure.Accordingly, only describe at first conductive pattern 511 of first axial electrode 51 and second conductive pattern 521 of second axial electrode 52 below.
First conductive pattern 511 of each grating structure comprises trunk structure 5111, a plurality of apparatus derivatorius 5112,5113 and a plurality of sub-apparatus derivatorius 5114.Wherein, first trunk structure 5111 of axially going up first conductive pattern 511 of two adjacent grating structures electrically connects by first conductive component 512.Moreover, in the present embodiment, per two branched structures 5113 extend from one of them two side directions of the two-end part of trunk structure 5111 respectively, and have two branched structures 5112 to extend from two side directions of trunk structure 5111 middle parts respectively in addition, and per two sub-branched structures 5,114 two side directions extension of the extended arbitrary apparatus derivatorius 5112 of institute from trunk structure 5111 middle parts respectively again.
Say that further in Fig. 5, first conductive pattern 511 of grating structure can be the conductive pattern of symmetry.In addition, sub-branch's structure 5114 of first conductive pattern 511 of grating structure is extended from two side directions of the middle part of apparatus derivatorius 5112, and arbitrary sub-branch structure 5114 is made of two small one and large one rectangular configuration, wherein the part that is connected with sub-branch structure 5114 of branched structure 5112 is less rectangular configuration, and the part of the tail end of sub-branch's structure 5114 then is bigger rectangular configuration.The width of apparatus derivatorius 5112 is less than the width of apparatus derivatorius 5113.Sub-branch's structure 5114 can be parallel to trunk structure 5111, and apparatus derivatorius 5112 and 5113 can be perpendicular to trunk structure 5111.In addition, the length of first conductive pattern 511 of each grating structure and width are respectively can be for example identical with left and right sides width with the area lower-upper length of rhombus conductive pattern in the past, and it is respectively 5.63 and 5.51 centimetres.
Second conductive pattern 521 of each grating structure comprises trunk structure 5211 and a plurality of apparatus derivatoriuses 5212.Wherein, second trunk structure 5211 of axially going up second conductive pattern 521 of two adjacent grating structures electrically connects by second conductive component 522.Moreover in the present embodiment, per two branched structures 5212 extend from two side directions of trunk structure 5211 respectively.Arbitrary branched structure 5212 is made of two small one and large one rectangular configuration, and wherein the part that is connected with trunk structure 5211 of branched structure 5212 is less rectangular configuration, and the part of the tail end of branched structure 5212 then is bigger rectangular configuration.
Say that further in Fig. 5, second conductive pattern 521 of grating structure can be the conductive pattern of symmetry.In addition, a plurality of branched structures 5212 of the conductive pattern 521 of grating structure from the upper end of trunk structure 5211, two side directions of centre, lower end part extend, and apparatus derivatorius 5212 can be perpendicular to trunk structure 5211.In addition, the length of second conductive pattern 521 of each grating structure and width are respectively can be for example identical with left and right sides width with the area lower-upper length of rhombus conductive pattern in the past, and it is respectively 5.63 and 5.51 centimetres.
Please refer to Fig. 6, Fig. 6 is the vertical view of the sensing electrode structure of the contact panel that provides of another embodiment of the present invention.Fig. 6 and the difference of the sensing electrode structure of Fig. 4 mainly are conductive pattern different of grating structure.Accordingly, below only first conductive pattern 611 and second conductive pattern 621 at grating structure describe.
First conductive pattern 611 of each grating structure comprises trunk structure 6111, a plurality of apparatus derivatorius 6112 and a plurality of sub-apparatus derivatoriuses 6113.Wherein, first trunk structure 6111 of axially going up first conductive pattern 611 of two adjacent grating structures electrically connects by first conductive component 612.Moreover two branched structures 6112 of present embodiment extend from two side directions of trunk structure 6111 respectively, and per two sub-branched structures 6113 extend from two side directions of an apparatus derivatorius 6112 respectively again.
Say that further in Fig. 6, first conductive pattern 611 of grating structure can be the conductive pattern of symmetry.In addition, sub-branch's structure 6113 of first conductive pattern 611 of grating structure is extended from two side directions at the tail end position of apparatus derivatorius 612, and sub-branch's structure 6113 can be parallel to trunk structure 6111, and apparatus derivatorius 6112 can be perpendicular to trunk structure 6111.In addition, the length of first conductive pattern 611 of each grating structure and width are respectively can be for example identical with left and right sides width with the area lower-upper length of rhombus conductive pattern in the past, and it is respectively 5.63 and 5.51 centimetres.
Second conductive pattern 621 of each grating structure comprises trunk structure 6211 and a plurality of apparatus derivatoriuses 6212.Wherein, second trunk structure 6211 of axially going up second conductive pattern 621 of two adjacent grating structures electrically connects by second conductive component 622.Moreover in the present embodiment, per two branched structures 6212 extend from two side directions of trunk structure 6211 respectively.
Say that further in Fig. 6, second conductive pattern 621 of grating structure can be the conductive pattern of symmetry.In addition, a plurality of branched structures 6212 of second conductive pattern 621 of grating structure from the upper end of trunk structure 6211, two side directions of centre, lower end part extend, and apparatus derivatorius 6212 can be perpendicular to trunk structure 6211.In addition, the length of second conductive pattern 621 of each grating structure and width are respectively can be for example identical with left and right sides width with the area lower-upper length of rhombus conductive pattern in the past, and it is respectively 5.63 and 5.51 centimetres.
Please and then with reference to Fig. 7, Fig. 7 is the amplification plan view of the crossing part of different axial electrode of the present invention.As shown in Figure 7, be electrically connected to each other by first conductive component 71 between first conductive pattern 741 and 742 of the grating structure of first axial electrode, then be electrically connected to each other by second conductive component 72 between second conductive pattern 731 and 732 of the grating structure of second axial electrode.In addition, as noted earlier, insulation dot interlace 73 further is arranged between first conductive component 71 and corresponding second conductive component 72, so that first axial electrode and second axial electrode can be electrically insulated.
Please refer to Fig. 8, Fig. 8 is the synoptic diagram of each sensing points in the contact panel of the present invention.Suppose that the user comes the cumulative rises touch points by the zone of the touching on the contact panel of touching Fig. 8 P1 to P4 in regular turn, to form multi-point touch.To this, if the sensing electrode structure of contact panel is to adopt conductive pattern and the rhombus conductive pattern words of testing in the past of the grating structure of Fig. 4, Fig. 5, Fig. 6 respectively, can be learnt by experimental data, regional P1～P4 is whole when touched in touching, the damping capacity of the sensing signal that different conductive patterns are measured is respectively 40.5%, 30.28%, 38.11% and 56.70%, and the variable quantity of measured sensing signal is respectively 496,663,583 and 300.In view of this, the signal attenuation of the conductive pattern of grating structure is the signal attenuation that is lower than the rhombus conductive pattern, and the change amount signal of the conductive pattern of grating structure is the change amount signal that is higher than the rhombus conductive pattern.
Please follow A～11B with reference to Fig. 9, Fig. 9 A and Fig. 9 B are to use the synoptic diagram of 5 and 6 centimetres the line linearity of copper cylinder on the contact panel of the sensing electrode structure of using Fig. 4 respectively, Figure 10 A and Figure 10 B are to use the synoptic diagram of 5 and 6 centimetres the line linearity of copper cylinder on the contact panel of the sensing electrode structure of using Fig. 5 respectively, and Figure 11 A and Figure 11 B are to use the synoptic diagram of 5 and 6 centimetres the line linearity of copper cylinder on the contact panel of the sensing electrode structure of using Fig. 6 respectively.
In Fig. 9 A～Figure 11 B, the user be with the speed of 10 metre per second (m/s)s by upper left turn right underscore with by upper right toward the lower-left picture, the line track of the contact panel of the sensing electrode structure of sensing circuit interpretation use Fig. 4 is 81～84, the line track of the contact panel of the sensing electrode structure of interpretation use Fig. 5 is 91～94, and the line track of the contact panel of the sensing electrode structure of interpretation use Fig. 6 is 101～104.By Fig. 9 A～Figure 11 B as can be known, compared to the sensing electrode structure of using the classic diamond shape conductive pattern, use the contact panel of the sensing electrode structure of Fig. 4～Fig. 6 can have the preferable line linearity.
In sum, the invention provides a kind of sensing electrode structure and touch-control panel applied thereof, the conductive pattern of the grating structure in the sensing electrode structure can be so that the line linearity of contact panel improves, and simultaneously can so that contact panel under the situation of multi-point touch, the variable quantity of the sensing signal on its touching zone can't thereby have significantly decline because of the former of multi-point touch, effectively increases sensing accuracy.
The above only is embodiments of the invention, and it is not in order to limit to claim of the present invention.
Claims (16)
1. sensing electrode structure is characterized in that described sensing electrode structure comprises:
A plurality of first axial electrode, each described first axial electrode comprises first conductive pattern of a plurality of grating structures, and first conductive pattern of described a plurality of grating structures is electrically connected to each other; And
A plurality of second axial electrode, be formed at the same side of a substrate with described a plurality of first axial electrode, and be electrically insulated each other with described a plurality of first axial electrode, wherein each described second axial electrode comprises second conductive pattern of a plurality of grating structures, and second conductive pattern of described a plurality of grating structures is electrically connected to each other.
2. sensing electrode structure as claimed in claim 1 is characterized in that, each described first axial electrode more comprises a plurality of first conductive components, electrically connects first conductive pattern of grating structure adjacent described in described first axial electrode respectively.
3. sensing electrode structure as claimed in claim 2 is characterized in that, each described second axial electrode more comprises a plurality of second conductive components, electrically connects second conductive pattern of grating structure adjacent described in described second axial electrode respectively.
4. sensing electrode structure as claimed in claim 3 is characterized in that, described sensing electrode structure more comprises a plurality of insulation dot interlaces, is arranged at respectively between described first conductive component and corresponding second conductive component.
5. sensing electrode structure as claimed in claim 1, it is characterized in that, first conductive pattern of each described grating structure comprises trunk structure, a plurality of apparatus derivatorius and a plurality of sub-apparatus derivatorius, wherein said trunk structure is electrically connected to the trunk structure of first conductive pattern of adjacent described grating structure by first conductive component, described a plurality of branched structure extends from two side directions of described trunk structure respectively, and described a plurality of sub-branches structure is extended from two side directions of described apparatus derivatorius respectively again.
6. sensing electrode structure as claimed in claim 5 is characterized in that, first conductive pattern of described grating structure is the conductive pattern of symmetry.
7. sensing electrode structure as claimed in claim 5, it is characterized in that, described a plurality of sub-branches structure of first conductive pattern of described grating structure is extended from two side directions of the middle part of described apparatus derivatorius, described a plurality of sub-branches parallelism structural is in described trunk structure, and described a plurality of apparatus derivatorius is perpendicular to described trunk structure.
8. sensing electrode structure as claimed in claim 1, it is characterized in that, second conductive pattern of each described grating structure comprises trunk structure and a plurality of apparatus derivatorius, wherein said trunk structure is electrically connected to the trunk structure of second conductive pattern of adjacent described grating structure by second conductive component, described trunk structure is electrically insulated from first conductive pattern of adjacent described grating structure, and described a plurality of branched structure extends from two side directions of trunk structure respectively.
9. sensing electrode structure as claimed in claim 8 is characterized in that, second conductive pattern of described grating structure is the conductive pattern of symmetry.
10. sensing electrode structure as claimed in claim 8, it is characterized in that, described a plurality of branched structures of second conductive pattern of described grating structure from the upper end of described trunk structure, two side directions of centre, lower end part extend, and described a plurality of apparatus derivatorius is perpendicular to described trunk structure.
11. sensing electrode structure as claimed in claim 5, it is characterized in that, described a plurality of apparatus derivatoriuses of first conductive pattern of described grating structure extend from the two ends of described trunk structure and two side directions of middle part respectively, and two side directions of the middle part of the described apparatus derivatorius that described a plurality of sub-apparatus derivatoriuses extend from described trunk structure middle part extend.
12. sensing electrode structure as claimed in claim 11, it is characterized in that, the described sub-branch structure of first conductive pattern of described grating structure is made of two small one and large one rectangular configuration, the part that wherein said branched structure is connected with described sub-branch structure is less rectangular configuration, and the part of the tail end of described sub-branch structure then is bigger rectangular configuration.
13. sensing electrode structure as claimed in claim 8, it is characterized in that, the described branched structure of second conductive pattern of described grating structure is made of two small one and large one rectangular configuration, the part that wherein said branched structure is connected with described trunk structure is less rectangular configuration, and the part of the tail end of described branched structure then is bigger rectangular configuration.
14. sensing electrode structure as claimed in claim 5, it is characterized in that, described a plurality of sub-branches structure of first conductive pattern of described grating structure is extended from two side directions at the tail end position of described apparatus derivatorius, described a plurality of sub-branches parallelism structural is in described trunk structure, and described a plurality of apparatus derivatorius is perpendicular to described trunk structure.
15. a contact panel is characterized in that, described contact panel comprises:
Substrate; And
The sensing electrode structure, comprise a plurality of first axial electrode and a plurality of second axial electrode, described a plurality of first axial electrode and described a plurality of second axial electrode are formed at the same side of described substrate and are electrically insulated each other, wherein said first axial electrode comprises first conductive pattern of a plurality of grating structures, and first conductive pattern of described a plurality of grating structures is electrically connected to each other, described second axial electrode comprises second conductive pattern of a plurality of grating structures, and second conductive pattern of described a plurality of grating structures is electrically connected to each other.
16. contact panel as claimed in claim 15 is characterized in that, described contact panel more comprises:
Protective seam is covered on the described sensing electrode structure.
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110456745.5A CN103186270B (en) | 2011-12-27 | 2011-12-27 | Sense electrode structure and use the contact panel of this sensing electrode structure |
| TW101146800A TWI483167B (en) | 2011-12-27 | 2012-12-12 | Sensing electrode structure and touch panel employing the same |
| TW101224030U TWM460335U (en) | 2011-12-27 | 2012-12-12 | Sensing electrode structure and touch panel employing the same |
| KR1020120150764A KR101471255B1 (en) | 2011-12-27 | 2012-12-21 | Sensing electrode structure and touch panel employing the same |
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| CN201110456745.5A CN103186270B (en) | 2011-12-27 | 2011-12-27 | Sense electrode structure and use the contact panel of this sensing electrode structure |
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| CN103186270A true CN103186270A (en) | 2013-07-03 |
| CN103186270B CN103186270B (en) | 2016-08-10 |
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| KR (1) | KR101471255B1 (en) |
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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 |
| CN105224149A (en) * | 2014-06-06 | 2016-01-06 | 敦泰科技有限公司 | A kind of method for detecting capacitive touch screen |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7043186B2 (en) * | 2017-05-30 | 2022-03-29 | エルジー ディスプレイ カンパニー リミテッド | Touch sensor and display device |
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| CN101464742A (en) * | 2007-12-17 | 2009-06-24 | 宸鸿光电科技股份有限公司 | Touch control devices and methods thereof |
| JP2010198586A (en) * | 2009-01-27 | 2010-09-09 | Rohm Co Ltd | Input device |
| CN101907963A (en) * | 2009-06-02 | 2010-12-08 | 安华高科技Ecbuip(新加坡)私人有限公司 | The sensor patterns that is used for mutual capacitance touchscreens |
| CN102227705A (en) * | 2008-10-01 | 2011-10-26 | 集成装置技术公司 | Alternating, complementary conductive element pattern for multi-touch sensor |
| CN202486737U (en) * | 2011-12-27 | 2012-10-10 | 宸鸿光电科技股份有限公司 | Sensing electrode structure and touch control panel using sensing electrode structure |
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| JP5094376B2 (en) * | 2007-12-28 | 2012-12-12 | 株式会社ワコム | Position detection device |
| KR101055102B1 (en) * | 2009-01-21 | 2011-08-08 | 엘지이노텍 주식회사 | Input device |
| KR20110076188A (en) * | 2009-12-29 | 2011-07-06 | 삼성전자주식회사 | Mutual capacitance sensing device and method for manufacturing the same |
| TW201216127A (en) * | 2010-10-01 | 2012-04-16 | Wintek Corp | Touch panel and touch display panel having the same |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101464742A (en) * | 2007-12-17 | 2009-06-24 | 宸鸿光电科技股份有限公司 | Touch control devices and methods thereof |
| CN102227705A (en) * | 2008-10-01 | 2011-10-26 | 集成装置技术公司 | Alternating, complementary conductive element pattern for multi-touch sensor |
| JP2010198586A (en) * | 2009-01-27 | 2010-09-09 | Rohm Co Ltd | Input device |
| CN101907963A (en) * | 2009-06-02 | 2010-12-08 | 安华高科技Ecbuip(新加坡)私人有限公司 | The sensor patterns that is used for mutual capacitance touchscreens |
| CN202486737U (en) * | 2011-12-27 | 2012-10-10 | 宸鸿光电科技股份有限公司 | Sensing electrode structure and touch control panel using sensing electrode structure |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104461111A (en) * | 2013-09-14 | 2015-03-25 | 胜华科技股份有限公司 | Touch panel |
| CN105224149A (en) * | 2014-06-06 | 2016-01-06 | 敦泰科技有限公司 | A kind of method for detecting capacitive touch screen |
| CN105224149B (en) * | 2014-06-06 | 2018-02-16 | 敦泰科技有限公司 | A kind of method for detecting capacitive touch screen |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103186270B (en) | 2016-08-10 |
| KR101471255B1 (en) | 2014-12-09 |
| TWM460335U (en) | 2013-08-21 |
| TW201327340A (en) | 2013-07-01 |
| KR20130075673A (en) | 2013-07-05 |
| TWI483167B (en) | 2015-05-01 |
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