CN102043548A - Capacitive touch-control panel - Google Patents
Capacitive touch-control panel Download PDFInfo
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- CN102043548A CN102043548A CN2009101778758A CN200910177875A CN102043548A CN 102043548 A CN102043548 A CN 102043548A CN 2009101778758 A CN2009101778758 A CN 2009101778758A CN 200910177875 A CN200910177875 A CN 200910177875A CN 102043548 A CN102043548 A CN 102043548A
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Abstract
The invention discloses a capacitive touch-control panel comprising a first substrate, a plurality of first electrode patterns, a plurality of second electrode patterns and a plurality of analog electrode patterns, wherein the first electrode patterns, the second electrode patterns and the analog electrode patterns are positioned on the first substrate, the first electrode patterns are connected in series to form a plurality of first sensing series along a first direction, the second electrode patterns are connected in series to form a plurality of second sensing series along a second direction, the first direction is intercrossed with the second direction, and the second electrode patterns are separated from the first electrode patterns. In a horizontal direction which is parallel to the substrate, each first electrode pattern has a gap with one adjacent second electrode pattern, and the analog electrode patterns are positioned into the gaps. The analog electrode patterns, the first electrode patterns and the second electrode patterns are made of the same material, and the analog electrode patterns are electrically insulated with the first electrode patterns and the second electrode patterns.
Description
Technical field
The invention relates to a kind of contact panel, and particularly relevant for a kind of capacitance type touch-control panel.
Background technology
Look synoptic diagram on the part of known a kind of capacitance type touch-control panel shown in Figure 1, please refer to Fig. 1, capacitance type touch-control panel 100 comprises a substrate 110, one first electrode pattern layer 120, one second electrode pattern layer 130 and a dielectric layer 140, wherein first electrode pattern layer 120 and second electrode pattern layer 130 are disposed on the substrate 110, and first electrode pattern layer 120 and second electrode pattern layer 130 are made of with a plurality of second electrode patterns 132 a plurality of first electrode patterns 122 respectively.
As shown in Figure 1, when display panel is positioned at capacitance type touch-control panel 100 belows (being the paper below) and shows, the below incident of the substrate 110 of the light meeting self-capacitance formula contact panel 100 of its display frame, and penetrate capacitance type touch-control panel 100, promptly light can pass paper from the paper below.At position A place, light can pass through first electrode pattern 122 and dielectric layer 140; And at position B place, light can pass through second electrode pattern 132 and dielectric layer 140; At the C place, light is only by dielectric layer 140 in addition.
Yet, when the interface (interface) of light by unlike material, can reflect, reflect, penetrate etc. physical phenomenon, thereby light shows in the brightness that diverse location presented and differs widely, and first electrode pattern 122 and 132 of second electrode patterns must be kept certain clearance G.Therefore, human eye can be watched the situation of brightness disproportionation, and particularly the brightness between clearance G position and electrode pattern 122,132 positions has evident difference.
Summary of the invention
The invention provides a kind of capacitance type touch-control panel, the characteristic of each rete in this capacitance type touch-control panel and configuration relation help to promote its optical appearance.
The present invention proposes a kind of capacitance type touch-control panel, and it comprises one first substrate and is positioned at a plurality of first electrode patterns on first substrate, a plurality of second electrode pattern and a plurality of plan electrode pattern.First electrode pattern is concatenated into a plurality of first sensing serials along a first direction, and second electrode pattern is concatenated into a plurality of second sensing serials along a second direction, and wherein first direction and second direction intersect, and second electrode pattern separates with first electrode pattern.Be parallel on the horizontal direction of first substrate, each first electrode pattern and the adjacent wherein one second electrode pattern gap that is separated by, and intend the electrode pattern position in the gap.Intending electrode pattern, first electrode pattern and second electrode pattern is identical material, and intends electrode pattern be electrically insulated first electrode pattern and second electrode pattern.
The present invention proposes a kind of capacitance type touch-control panel, it comprises one of be arranged in parallel first substrate and one second substrate, and be provided with a plurality of first electrode patterns and a plurality of second electrode pattern respectively at first substrate and second substrate surface, a plurality of first electrode patterns are concatenated into a plurality of first sensing serials along a first direction, and a plurality of second electrode patterns are concatenated into a plurality of second sensing serials along a second direction, first direction and second direction intersect, and be separated by between each second electrode pattern and each first electrode pattern relative position and be formed with a gap, other is provided with a plurality of plan electrode patterns, a plurality of plan electrode patterns are located in those gaps, intend electrode pattern, first electrode pattern and second electrode pattern are identical material, and intend electrode pattern be electrically insulated first electrode pattern and second electrode pattern, and between first substrate and second substrate, be provided with a dielectric layer.
Based on above-mentioned, capacitance type touch-control panel of the present invention has a plurality of plan electrode patterns, and wherein these are intended electrode patterns and lay respectively between first, second adjacent electrode pattern, in order to the phenomenon of the light penetration degree inequality of improving capacitance type touch-control panel.
For above-mentioned feature and advantage of the present invention can be become apparent, preferred embodiment cited below particularly, and cooperate appended graphicly, be described in detail below.
Description of drawings
Fig. 1 looks synoptic diagram on the part for known a kind of capacitance type touch-control panel;
Fig. 2 and Fig. 2 A are depicted as on the part of two kinds of capacitance type touch-control panels of one embodiment of the invention and look synoptic diagram;
Figure 3 shows that the partial cutaway schematic of a kind of capacitance type touch-control panel of the first embodiment of the present invention;
Fig. 4～Figure 6 shows that partial cutaway schematic of three kinds of capacitance type touch-control panels of the second embodiment of the present invention.
The main element symbol description:
100,500,500a, 500b, 500c, 500d: capacitance type touch-control panel
110: 510: the first substrates of substrate
120: the first electrode pattern layer of 610: the second substrates
122,130: the second electrode pattern layer of 520: the first electrode patterns
132,530: the second electrode patterns 140,640: dielectric layer
520a: the first connecting line 520S: first sensing serials
522: the first conducting wire 530a: second connecting line
530S: 532: the second conducting wires of second sensing serials
540: intend electrode pattern 550: protective seam
A, B, C, H, I, J, K, M, N: position
D: apart from G: gap
L: light L1-L1 ': profile line
X: first direction Y: second direction
Embodiment
In order to set forth spirit of the present invention, below enumerate several embodiment and describe, be all of the embodiments of the present invention but the present invention does not limit following examples.
First embodiment
Please be simultaneously with reference to Fig. 2 and Fig. 3, the capacitance type touch-control panel 500 of present embodiment comprises one first substrate 510, a plurality of first electrode pattern 520, a plurality of second electrode pattern 530 and a plurality of plan electrode pattern 540, and wherein first electrode pattern 520, second electrode pattern 530 and plan electrode pattern 540 for example are that copline ground is positioned on first substrate 510.
In addition, first electrode pattern 520, second electrode pattern 530 and to intend electrode pattern 540 be identical material, for example indium tin oxide (Indium Tin Oxides, ITO), indium-zinc oxide (Indium Zinc Oxide, IZO) material such as electrically conducting transparent such as grade; And first substrate 510 can be clear glass, color screen or eyeglass (Lens) one of them.
In the application of actual product; on first substrate 510, form after first electrode pattern 520, second electrode pattern 530 and the plan electrode pattern 540; can further form a protective seam 550 to cover and to protect first, second electrode pattern 520,530 and to intend electrode pattern 540, wherein the material of protective seam 550 can be selected the dielectric material that can not conduct electricity for use.
In the present embodiment, first electrode pattern 520 is concatenated into a plurality of sensing serials, and second electrode pattern 530 is concatenated into other a plurality of sensing serials, and the sensing serials that the sensing serials that first electrode pattern 520 is concatenated into and second electrode pattern 530 are concatenated into intersects, in detail, first electrode pattern 520 is to be concatenated into a plurality of first sensing serials 520S along first direction X, and second electrode pattern 530 is to be concatenated into a plurality of second sensing serials 530S along second direction Y, and first direction X and second direction Y intersect each other.
In fact, many first connecting line 520a and many second connecting line 530a are set in the capacitance type touch-control panel 500, to form above-mentioned first, second sensing serials 520S, 530S.As shown in Figure 2, the two first adjacent electrode patterns 520 can see through the setting of the first connection line 520a and be electrically connected to each other in the same row first sensing serials 520S of first direction X, and then are concatenated into one first sensing serials 520S; Similarly, the two second adjacent electrode patterns 530 can see through the setting of the second connecting line 530a and be electrically connected to each other in the second sensing serials 530S of same delegation of second direction Y, and then are concatenated into one second sensing serials 530S.
Need to prove at this, insulated from each other so that the capacitance type touch-control panel 500 of the first connecting line 520a and the second connecting line 530a can normally operate, in addition, the configuration of the first connecting line 520a and the second connecting line 530a can be looked actual product and be different, and the first connecting line 520a that is illustrated among Fig. 2 and the second connecting line 530a only are used for making things convenient for the explanation present embodiment, it is not the actual track layout of the expression first connecting line 520a and the second connecting line 530a, and the first connecting line 520a and the second connecting line 530a can be indium tin oxide (Indium Tin Oxides, ITO), (Indium Zinc Oxide IZO) waits electrically conducting transparent material or metal material to indium-zinc oxide.
In order to make the first sensing serials 520S and the second sensing serials 530S and external circuit link (weld pad, routing, connector etc.); usually many first conducting wires 522 and many second conducting wires 532 can be set on first substrate 510; and first conducting wire 522 is electrically connected the first corresponding sensing serials 520S respectively; to transmit the voltage signal of the first corresponding sensing serials 520S; and second conducting wire 532 is electrically connected the second corresponding sensing serials 530S respectively, to transmit the voltage signal of the second corresponding sensing serials 530S.
In the present embodiment, second electrode pattern 530 and first electrode pattern 520 are separated from one another, and wherein each first electrode pattern 520 and adjacent wherein one second electrode pattern 530 are in a horizontal direction that is parallel to first substrate 510 clearance G of being separated by; So, when first electrode pattern 520 and second electrode pattern 530 are subjected to suitable voltage respectively, just can produce capacity effect between first electrode pattern 520 and second electrode pattern 530, for example the width of clearance G is about 100 microns (micrometer, um), certainly, developed width should be done moderately to adjust along with the demand of product, and the present invention does not limit.
In the present embodiment, intend 540 of electrode patterns in clearance G, and be electrically insulated with first electrode pattern 520 and second electrode pattern 530, wherein each plan electrode pattern 540 and first, second adjacent electrode pattern 520,530 thereof are separated by one apart from d among Fig. 2, for example can be between 10 microns to 30 microns apart from d, but actual range should be looked product demand or manufacturing process ability and moderately adjust, and the present invention does not limit.
In addition, as shown in Figure 2, the plan electrode pattern 540 of present embodiment is a strip, and wherein each is intended electrode pattern 540 and is adjacent to one first electrode pattern 520 and one second electrode pattern 530.Among other embodiment, shown in Fig. 2 A, also can further be connected with each other to the plan electrode pattern 540 of small part, to form the electrode pattern of a plurality of cross-like.
As shown in Figure 3, as light L during from the 510 below incidents of first substrate, the light L of position H of passing through can pass through first substrate 510 and first electrode pattern 520 in regular turn, and the light L of the position I that passes through can pass through first substrate 510 and second electrode pattern 530 in regular turn, and the light L of the position J that passes through can be in regular turn by first substrate 510 and plan electrode pattern 540.Owing to first electrode pattern 520, second electrode pattern 530 and intend that the material of 540 3 kinds of electrode patterns of electrode pattern is identical to have identical refractive index, thereby light L is by equal in fact at optical effects such as the suffered refraction of position H, position I and position J, reflections after the capacitance type touch-control panel 500a.
Though the plan electrode pattern 540 of present embodiment is separated with apart from d mutually with first electrode pattern 520 or second electrode pattern 530, but the width apart from d is very little, and make human eye discover out, so capacitance type touch-control panel 500a presents light penetration degree quite uniformly in each position.
Simultaneously, intend the conductive pattern of electrode pattern 540 for floating, so the capacity effect between first electrode pattern 520 and second electrode pattern 530 can not be affected, in other words, intend electrode pattern 540 under the touch controllable function that does not influence capacitance type touch-control panel 500a, promote the optical effect of capacitance type touch-control panel 500a, and intend electrode pattern 540 and first electrode pattern 520, second electrode pattern 530 and in same manufacturing technology steps, make, so intend the manufacturing process burden that electrode pattern 540 can not increase capacitance type touch-control panel 500a.
Second embodiment
According among Fig. 2 along L1-L1 ' profile line, the design of capacitance type touch-control panel can also be the complexion that Fig. 4～Fig. 6 illustrated.The spirit and first embodiment that the present embodiment desire is set forth are similar, and the two main difference of the present embodiment and first embodiment is: first electrode pattern 520 among capacitance type touch-control panel 500b, the 500c of present embodiment, the 500d and second electrode pattern 530 be set to non-copline.
Please earlier with reference to Fig. 4, the capacitance type touch-control panel 500b of present embodiment further is provided with second substrate 610 and a dielectric layer 640, dielectric layer 640 is disposed between first substrate 510 and second substrate 610, first electrode pattern 520 and plan electrode pattern 540 are disposed between the dielectric layer 640 and first substrate 510, and second electrode pattern 530 is disposed between the dielectric layer 640 and second substrate 610, that is to say that first electrode pattern 520 and second electrode pattern 530 are disposed at the both sides of dielectric layer 640 respectively.Wherein first substrate 510 or second substrate 610 can be clear glass, color screen or eyeglass (Lens) one of them.
As shown in Figure 4, when light L from the 510 below incidents of first substrate and when penetrating second substrate 610, pass through the light L of position K by first electrode pattern 520 and dielectric layer 640, and the light L of the position M that passes through is by the dielectric layer 640 and second electrode pattern 530, and the light L of the position N that passes through is by intending electrode pattern 540 and dielectric layer 640, and because first electrode pattern 520, the material of second electrode pattern 530 and 540 3 kinds of electrode patterns of plan electrode pattern is identical, and has identical refractive index, thereby light L is by after the capacitance type touch-control panel 500b, in the suffered refraction in each position, optical effects such as reflection are equal in fact, and so capacitance type touch-control panel 600b can provide uniform light peneration matter.
Certainly, present embodiment is not limited thereto, and among the capacitance type touch-control panel 500c as shown in Figure 5, intends electrode pattern 540 and is disposed between second substrate 610 and the dielectric layer 640.In addition, among the capacitance type touch-control panel 500d that Fig. 6 illustrated, the plan electrode pattern 540 of part is disposed between second substrate 610 and the dielectric layer 640, and the plan electrode pattern 540 of another part then is disposed between first substrate 510 and the dielectric layer 640.
Though the present invention discloses as above with preferred embodiment; right its is not in order to limit the present invention; have in the technical field under any and know the knowledgeable usually; without departing from the spirit and scope of the present invention; when can doing a little change and retouching, so protection scope of the present invention is as the criterion when looking the accompanying Claim person of defining.
Claims (15)
1. a capacitance type touch-control panel is characterized in that, described capacitance type touch-control panel comprises:
One first substrate;
A plurality of first electrode patterns are located at described first substrate surface, and are concatenated into a plurality of first sensing serials along a first direction;
A plurality of second electrode patterns, be located at described first substrate surface, and be concatenated into a plurality of second sensing serials along a second direction, described first direction and described second direction intersect, and described second electrode pattern separates with described first electrode pattern, be parallel on the horizontal direction of described first substrate each described first electrode pattern and adjacent wherein described second electrode pattern gap that is separated by; And
A plurality of plan electrode patterns, be located at described first substrate surface, and in described gap, described plan electrode pattern, described first electrode pattern and described second electrode pattern are identical material, and described plan electrode pattern be electrically insulated described first electrode pattern and described second electrode pattern.
2. capacitance type touch-control panel as claimed in claim 1, it is characterized in that, described capacitance type touch-control panel also comprises: many first connecting lines and many second connecting lines, described first connecting line is electrically connected described first electrode pattern along described first direction, and described second connecting line is electrically connected described second electrode pattern along described second direction, to form described first sensing serials and described second sensing serials respectively.
3. capacitance type touch-control panel as claimed in claim 2 is characterized in that, described first connecting line and second connecting line be indium tin oxide, indium-zinc oxide or metal material one of them.
4. capacitance type touch-control panel as claimed in claim 1 is characterized in that, described plan electrode pattern is a strip.
5. capacitance type touch-control panel as claimed in claim 1 is characterized in that, described capacitance type touch-control panel to the plan electrode pattern of small part is connected with each other.
6. capacitance type touch-control panel as claimed in claim 1 is characterized in that, the material of described first electrode pattern, described second electrode pattern and described plan electrode pattern comprises indium tin oxide or indium-zinc oxide.
7. capacitance type touch-control panel as claimed in claim 1 is characterized in that, described first substrate be a clear glass, a colored filter or an eyeglass one of them.
8. a capacitance type touch-control panel is characterized in that, described capacitance type touch-control panel comprises:
One first substrate;
One second substrate, described second substrate is parallel to described first substrate;
A plurality of first electrode patterns are located at described first substrate surface, and are concatenated into a plurality of first sensing serials along a first direction;
A plurality of second electrode patterns, be located at described second substrate surface, and be concatenated into a plurality of second sensing serials along a second direction, described first direction and described second direction intersect, and are separated by between each second electrode pattern and each first electrode pattern relative position and are formed with a gap;
A plurality of plan electrode patterns, be located in the described gap, described plan electrode pattern, described first electrode pattern and described second electrode pattern are identical material, and described plan electrode pattern be electrically insulated described first electrode pattern and described second electrode pattern;
One dielectric layer is disposed between described first substrate and described second substrate.
9. capacitance type touch-control panel as claimed in claim 8 is characterized in that, described plan electrode pattern be disposed at described first substrate or second substrate surface one of them.
10. capacitance type touch-control panel as claimed in claim 8 is characterized in that, described plan electrode pattern is disposed at described first substrate surface, and the plan electrode pattern of another part is disposed at described second substrate surface.
11. capacitance type touch-control panel as claimed in claim 8, it is characterized in that, described capacitance type touch-control panel also comprises many first connecting lines and many second connecting lines, described first connecting line is electrically connected described first electrode pattern along described first direction, and described second connecting line is electrically connected described second electrode pattern along described second direction, to form described first sensing serials and described second sensing serials respectively.
12. capacitance type touch-control panel as claimed in claim 8 is characterized in that, described plan electrode pattern is a strip.
13. capacitance type touch-control panel as claimed in claim 8 is characterized in that, described capacitance type touch-control panel to the plan electrode pattern of small part is connected with each other.
14. capacitance type touch-control panel as claimed in claim 8 is characterized in that, the material of described first electrode pattern, described second electrode pattern and described plan electrode pattern comprises indium tin oxide or indium-zinc oxide.
15. capacitance type touch-control panel as claimed in claim 8 is characterized in that, described first substrate or second substrate be a clear glass, a colored filter or an eyeglass one of them.
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| CN2009101778758A CN102043548A (en) | 2009-10-14 | 2009-10-14 | Capacitive touch-control panel |
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| CN2009101778758A CN102043548A (en) | 2009-10-14 | 2009-10-14 | Capacitive touch-control panel |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102645998A (en) * | 2012-02-29 | 2012-08-22 | 华映视讯（吴江）有限公司 | Touch panel |
| CN102830842A (en) * | 2012-08-14 | 2012-12-19 | 北京京东方光电科技有限公司 | Touch screen, touch display device and production method of touch screen |
| WO2013060251A1 (en) * | 2011-10-27 | 2013-05-02 | 宸鸿科技(厦门)有限公司 | Touch screen |
| CN103105980A (en) * | 2011-11-02 | 2013-05-15 | 达鸿先进科技股份有限公司 | Electrode structure of capacitive touch control panel |
| CN103105972A (en) * | 2013-02-06 | 2013-05-15 | 南昌欧菲光科技有限公司 | Touch sensitive element and touch screen comprising same |
| CN103246409A (en) * | 2012-02-10 | 2013-08-14 | 东莞万士达液晶显示器有限公司 | Touch panel and touch display device |
| CN103874369A (en) * | 2012-12-07 | 2014-06-18 | 宏达国际电子股份有限公司 | Electronic device |
| CN104793833A (en) * | 2015-05-18 | 2015-07-22 | 合肥鑫晟光电科技有限公司 | Touch substrate and manufacturing method thereof as well as display device |
| CN105264471A (en) * | 2013-02-06 | 2016-01-20 | 3M创新有限公司 | Capacitive touch screen sensor and corresponding method of fabrication |
| CN105302390A (en) * | 2014-07-28 | 2016-02-03 | 宇辰光电股份有限公司 | Circuit connection structure of touch sensor panel |
| CN105718123A (en) * | 2014-12-04 | 2016-06-29 | 南京瀚宇彩欣科技有限责任公司 | Anti-interference self-contained touch sensing structure and anti-interference self-contained touch display device |
| WO2017071415A1 (en) * | 2015-10-29 | 2017-05-04 | 京东方科技集团股份有限公司 | Touch control structure, touch control screen and display apparatus |
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- 2009-10-14 CN CN2009101778758A patent/CN102043548A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2013060251A1 (en) * | 2011-10-27 | 2013-05-02 | 宸鸿科技(厦门)有限公司 | Touch screen |
| CN103105980A (en) * | 2011-11-02 | 2013-05-15 | 达鸿先进科技股份有限公司 | Electrode structure of capacitive touch control panel |
| CN103105980B (en) * | 2011-11-02 | 2016-02-10 | 达鸿先进科技股份有限公司 | Electrode structure of capacitive touch control panel |
| CN103246409A (en) * | 2012-02-10 | 2013-08-14 | 东莞万士达液晶显示器有限公司 | Touch panel and touch display device |
| CN102645998A (en) * | 2012-02-29 | 2012-08-22 | 华映视讯（吴江）有限公司 | Touch panel |
| CN102830842A (en) * | 2012-08-14 | 2012-12-19 | 北京京东方光电科技有限公司 | Touch screen, touch display device and production method of touch screen |
| CN102830842B (en) * | 2012-08-14 | 2015-05-13 | 北京京东方光电科技有限公司 | Touch screen, touch display device and production method of touch screen |
| CN103874369A (en) * | 2012-12-07 | 2014-06-18 | 宏达国际电子股份有限公司 | Electronic device |
| CN103105972A (en) * | 2013-02-06 | 2013-05-15 | 南昌欧菲光科技有限公司 | Touch sensitive element and touch screen comprising same |
| US9898151B2 (en) | 2013-02-06 | 2018-02-20 | 3M Innovative Properties Company | Capacitive touch screen sensor and corresponding method of fabrication |
| CN105264471A (en) * | 2013-02-06 | 2016-01-20 | 3M创新有限公司 | Capacitive touch screen sensor and corresponding method of fabrication |
| CN105302390A (en) * | 2014-07-28 | 2016-02-03 | 宇辰光电股份有限公司 | Circuit connection structure of touch sensor panel |
| CN105718123A (en) * | 2014-12-04 | 2016-06-29 | 南京瀚宇彩欣科技有限责任公司 | Anti-interference self-contained touch sensing structure and anti-interference self-contained touch display device |
| CN104793833B (en) * | 2015-05-18 | 2017-11-24 | 合肥鑫晟光电科技有限公司 | Touch base plate and preparation method thereof and display device |
| CN104793833A (en) * | 2015-05-18 | 2015-07-22 | 合肥鑫晟光电科技有限公司 | Touch substrate and manufacturing method thereof as well as display device |
| US9965089B2 (en) | 2015-05-18 | 2018-05-08 | Boe Technology Group Co., Ltd. | Touch substrate and method of manufacturing the same, and display device |
| WO2017071415A1 (en) * | 2015-10-29 | 2017-05-04 | 京东方科技集团股份有限公司 | Touch control structure, touch control screen and display apparatus |
| US11402959B2 (en) | 2015-10-29 | 2022-08-02 | Hefei Xinsheng Optoelectronics Technology Co., Ltd. | Touch structure, touch panel and display device |
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Application publication date: 20110504 |