CN103455225A - Capacitive touch component and touch device - Google Patents
Capacitive touch component and touch device Download PDFInfo
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- CN103455225A CN103455225A CN2013103565979A CN201310356597A CN103455225A CN 103455225 A CN103455225 A CN 103455225A CN 2013103565979 A CN2013103565979 A CN 2013103565979A CN 201310356597 A CN201310356597 A CN 201310356597A CN 103455225 A CN103455225 A CN 103455225A
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Abstract
The invention provides a capacitive touch component and a touch device. The capacitive touch component at least comprises an insulating layer, a sensing layer and a driving layer. The sensing layer is stacked on the upper surface of the insulating layer. The driving layer is stacked on the lower surface of the insulating layer. The sensing layer comprises a plurality of sensing electrodes which are arranged at intervals. The driving layer comprises a plurality of driving electrodes which are arranged at intervals. The sensing electrodes and the driving electrodes are crossly arranged and form a plurality of intersection areas. At least one layer of electrodes in the intersection areas is provided with hollowed-out parts. The sensing electrodes among the hollowed-out parts are communicated with one another or/and the driving electrodes among the hollowed-out parts are communicated with one another. The capacitive touch component provided by the invention has the advantages that since the hollowed-out parts are arranged on the sensing electrodes and/or the driving electrodes in the intersection areas, the effective area for intersection of the sensing electrodes and the driving electrodes is reduced, the mutually-induced capacitance of the capacitive touch component can be kept unchanged, the ultra-thinning of the capacitive touch component is realized, the structure is simple and the manufacturing cost is lower.
Description
Technical field
The present invention relates to the touch sensible technology, relate in particular to a kind of capacitance touching control assembly and contactor control device.
Background technology
The capacitance touching control assembly is divided into single layer structure and double-decker.As shown in Figure 1, normal double-deck touch-screen forms Inductance and Capacitance by filling the insulation material between induction electrode 1 and drive electrode 2, its capacitance can calculate by following formula: C=ε * (S/d), the specific inductive capacity that wherein ε is medium between two electrodes, the useful area that S is the overlapping part of two electrodes, in Fig. 1, shown in dash area, d is the distance between induction electrode and drive electrode.
Slimming trend along with touch-screen, between drive electrode and induction electrode will be more and more less apart from d, therefore constant in the medium material of two electrodes, be in the situation that ε is constant, because d reduces, and be to guarantee its normal operation, the Inductance and Capacitance C formed is constant, the useful area of the overlapping part of two electrodes must be reduced.Therefore the technical matters that this programme will solve is: for the diminish variation of the Inductance and Capacitance that causes induction electrode to be followed forming between drive electrode of ultra-thin capacitance plate induction electrode and drive electrode distance, offset induction electrode and drive electrode because of the little capacitance variations of bringing in distance limit by changing induction electrode with the effective overlapping area between drive electrode, make the Inductance and Capacitance at ultra-thin capacitance plate remain unchanged, if also do respective change because Inductance and Capacitance changes the excessive Drive and Control Circuit that will allow, change driving circuit and can increase very large workload.
Summary of the invention
The invention provides a kind of capacitance touching control assembly and contactor control device, for overcoming defect of the prior art, realize the ultrathin of capacitance touching control assembly, and simple in structure, manufacturing cost is lower.
The invention provides a kind of capacitance touching control assembly, at least comprise insulation course, inductive layer and driving layer, described inductive layer is laminated in the upper surface of this insulation course, the described lower surface that drives layer to be laminated in described insulation course, described inductive layer comprises many spaced apart induction electrodes, described driving layer comprises many spaced apart drive electrodes, described induction electrode and the equal arranged crosswise of described drive electrode also form a plurality of districts that overlap, described overlap in district to have at least on one deck electrode there is hollow out, described induction electrode between described hollow out communicates with each other or/and the described drive electrode between described hollow out communicates with each other.
Wherein, described hollow out comprises at least two spaced vacancies.
Further, described vacancy comprises and runs through the described strip vacancy that overlaps district.
Particularly, described strip vacancy is distributed on the described induction electrode and drive electrode overlapped in district, and described described induction electrode or the described drive electrode overlapped between the vacancy of strip described in district is " one " font.
Particularly, described strip vacancy is distributed in the described middle part, district that overlaps, and described described induction electrode or the described drive electrode overlapped between the vacancy of strip described in district is striated.
Further, described vacancy comprises the mottling vacancy, and the size of described mottling vacancy is less than the described size that overlaps district, and described mottling vacancy is distributed in described overlapping in district dispersedly.
Particularly, described vacancy also comprises the mottling vacancy, and the size of described mottling vacancy is less than the described size that overlaps district, and described mottling vacancy is distributed in " one " font zone of described induction electrode or described drive electrode dispersedly.
Particularly, described vacancy also comprises the mottling vacancy, and the size of described mottling vacancy is less than the described size that overlaps district, and described mottling vacancy is distributed in the striated zone of described induction electrode or described drive electrode dispersedly.
Wherein, on described induction electrode and described drive electrode, be equipped with described hollow out, be located at the strip vacancy on described induction electrode and be located at the strip vacancy arranged crosswise on described drive electrode.
The present invention also provides a kind of contactor control device, and described contactor control device adopts above-mentioned capacitance touching control assembly.
Capacitance touching control assembly provided by the invention and contactor control device, owing to hollow out being set overlapping on induction electrode in district and/or drive electrode, the area that the overlapping useful area of induction electrode and drive electrode equals original induction electrode and the overlapping part of drive electrode deducts the area of openwork part, be equivalent to reduce the overlapping useful area of induction electrode and drive electrode, and the size of hollow out can be set fully as required, without changing Drive and Control Circuit, also can make the Inductance and Capacitance of capacitance touching control assembly remain unchanged, and realize the ultrathin of capacitance touching control assembly, and simple in structure, manufacturing cost is lower.
The accompanying drawing explanation
The partial structurtes schematic diagram that Fig. 1 is capacitance touching control assembly in prior art;
The partial structurtes schematic diagram of the capacitance touching control assembly that Fig. 2 provides for the embodiment of the present invention;
The vertical view that Fig. 3 is Fig. 2;
The partial structurtes schematic diagram of the capacitance touching control assembly that Fig. 4 provides for the embodiment of the present invention;
The another kind of structural representation of the capacitance touching control assembly that Fig. 5 provides for the embodiment of the present invention;
The structural representation one of the capacitance touching control assembly that Fig. 6 provides for the embodiment of the present invention one;
The structural representation two of the capacitance touching control assembly that Fig. 7 provides for the embodiment of the present invention one;
The structural representation three of the capacitance touching control assembly that Fig. 8 provides for the embodiment of the present invention one;
The structural representation four of the capacitance touching control assembly that Fig. 9 provides for the embodiment of the present invention one;
The structural representation one of the capacitance touching control assembly that Figure 10 provides for the embodiment of the present invention two;
The structural representation two of the capacitance touching control assembly that Figure 11 provides for the embodiment of the present invention two;
The structural representation three of the capacitance touching control assembly that Figure 12 provides for the embodiment of the present invention two;
The structural representation of the capacitance touching control assembly that Figure 13 provides for the embodiment of the present invention three.
Embodiment
As Fig. 2, Fig. 3, shown in Fig. 4, the embodiment of the present invention provides a kind of capacitance touching control assembly, at least comprise inductive layer 10, drive layer 20 and insulation course 30, inductive layer 10 is laminated in the upper surface of this insulation course 30, drive layer 20 to be laminated in the lower surface of insulation course 30, inductive layer 10 comprises many spaced apart induction electrodes 1, drive layer 20 to comprise many spaced apart drive electrodes 2, induction electrode 1 is with the equal arranged crosswise of drive electrode 2 and form a plurality of districts 3 that overlap, overlap in district 3 to have at least on one deck electrode and there is hollow out 4, induction electrode 1 between hollow out 4 communicates with each other or/and the drive electrode 2 between hollow out 4 communicates with each other.
When hollow out is located on induction electrode, the induction electrode 1 in overlapping region communicates with each other with the induction electrode 1 in non-overlapping region; When hollow out is located on drive electrode, the drive electrode 1 in overlapping region communicates with each other with the drive electrode in non-overlapping region.
Capacitance touching control assembly provided by the invention, owing to hollow out being set overlapping on induction electrode in district and/or drive electrode, the area that the overlapping useful area of induction electrode and drive electrode equals original induction electrode and the overlapping part of drive electrode deducts the area of openwork part, be equivalent to reduce the overlapping useful area of induction electrode and drive electrode, and the size of hollow out can be set fully as required, without changing Drive and Control Circuit, also can make the Inductance and Capacitance of capacitance touching control assembly remain unchanged, and realize the ultrathin of capacitance touching control assembly, and simple in structure, manufacturing cost is lower.
Hollow out in the present embodiment can be a vacancy 40, and as shown in Figure 5, the vacancy 40 in Fig. 5 is located on induction electrode 1, and vacancy 40 also can be located on drive electrode 2 certainly, also can be located on induction electrode 1 and drive electrode 2 simultaneously.
Hollow out 4 also can comprise at least two spaced vacancies, and following several embodiment is arranged:
Embodiment mono-
Vacancy comprises and runs through the strip vacancy 41 that overlaps district 3.Below provide two kinds of concrete arrangements:
The first structure, strip vacancy 41 is distributed in top and the bottom that overlaps district, overlaps in district the induction electrode between strip vacancy 41 14 or drive electrode and is " one " font.
As shown in Figure 6, Figure 7, only on the induction electrode in overlapping district 1, dig strip vacancy 41; Strip vacancy 41 in Fig. 6, Fig. 7 is rectangle;
Each useful area S that overlaps that in district, induction electrode 1 and drive electrode 2 overlap is induction electrode between strip vacancy 41 or " one " font zone of drive electrode, if overlap the area in district, is S
1, the area of strip vacancy 41 is S
4, each overlaps the useful area S=S that induction electrode in district 1 and drive electrode 2 overlap
1-2S
4.D in Fig. 5 and Fig. 6 is the vertical range between induction electrode and drive electrode.
The second structure, strip vacancy 41 is distributed in and overlaps district middle part, overlaps in district the induction electrode between strip vacancy 41 14 or drive electrode and is striated.As shown in Figure 8, Figure 9, in Fig. 8, each strip vacancy overlapped in district communicates with each other, and form and run through all large strip vacancies that overlaps district, in Fig. 9, each strip vacancy overlapped in district is not communicated with each other, only on each overlaps the induction electrode 1 in district, digs the strip vacancy, Fig. 8, strip vacancy 41 in Fig. 9 only is located on induction electrode 1, also can only on drive electrode 2, establish above-mentioned strip vacancy, the direction of strip vacancy need to be consistent with the arranged direction of drive electrode 2, also can establish the strip vacancy on induction electrode 1 and drive electrode 2 simultaneously, as shown in Figure 4, induction electrode 1 and be located at the equal lateral arrangement of strip vacancy on induction electrode, drive electrode 2 and the strip vacancy be located on drive electrode 2 are all vertically arranged, induction electrode and drive electrode arranged crosswise, the strip vacancy of lateral arrangement is also arranged in a crossed manner with the strip vacancy of vertically arranging, the useful area S of the overlapping like this formation of induction electrode and drive electrode is that the stigma of a plurality of array distribution in overlapping district 3 refuted district.
Embodiment bis-
The first structure, as shown in figure 10, vacancy comprises mottling vacancy 42, and the size of mottling vacancy 42 is less than the size that induction electrode 1 and drive electrode 2 overlap district 3, the mottling vacancy is distributed in dispersedly and overlaps in district 3.
The second structure, as shown in figure 11, vacancy comprises strip vacancy 41 and mottling vacancy 42, and the size of mottling vacancy 42 is less than the size that induction electrode 1 and drive electrode 2 overlap district 3, mottling vacancy 42 is distributed in dispersedly in " one " font zone 15 of induction electrode or is distributed in dispersedly in " one " font zone of drive electrode.
The third structure, as shown in figure 12, vacancy comprises strip vacancy 41 and mottling vacancy 42, and the size of mottling vacancy is less than the size that induction electrode 1 and drive electrode 2 overlap district 3, the mottling vacancy is distributed in dispersedly in the striated zone 16 of induction electrode or is distributed in dispersedly in the striated zone of drive electrode.
The arrangement mode of mottling vacancy 42 is preferably matrix and arranges, and queueing discipline is easy to make, low cost of manufacture, and the shape of mottling vacancy 42 can be rectangle, circle, ellipse, rhombus, the geometric configuration such as trapezoidal, also can be for irregularly shaped arbitrarily.
Embodiment tri-
As shown in figure 13, vacancy comprises the block vacancy 43 that arrange lateral separation, and this vacancy 43 is communicated with the non-district that overlaps; The shape of block vacancy 43 is not limit at this, can be rectangle, circle, ellipse, rhombus, the geometric configuration such as trapezoidal, also can be for irregularly shaped arbitrarily, in the present embodiment, each induction electrode 1 overlaps in district 3 and is specially two block vacancy 43 lateral separations arrangements with drive electrode 2, and the induction electrode part 11 overlapped in district 3 is " mountain " font.
Embodiment tetra-
The present invention also provides a kind of contactor control device, and contactor control device adopts the capacitance touching control assembly of above-mentioned any embodiment.
Finally it should be noted that: above each embodiment, only in order to technical scheme of the present invention to be described, is not intended to limit; Although with reference to aforementioned each embodiment, the present invention is had been described in detail, those of ordinary skill in the art is to be understood that: its technical scheme that still can put down in writing aforementioned each embodiment is modified, or some or all of technical characterictic wherein is equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution break away from the scope of various embodiments of the present invention technical scheme.
Claims (10)
1. a capacitance touching control assembly, at least comprise insulation course, inductive layer and driving layer, described inductive layer is laminated in the upper surface of this insulation course, the described lower surface that drives layer to be laminated in described insulation course, described inductive layer comprises many spaced apart induction electrodes, described driving layer comprises many spaced apart drive electrodes, described induction electrode and the equal arranged crosswise of described drive electrode also form a plurality of districts that overlap, it is characterized in that, described overlap in district to have at least on one deck electrode there is hollow out, described induction electrode between described hollow out communicates with each other or/and the described drive electrode between described hollow out communicates with each other.
2. capacitance touching control assembly according to claim 1, is characterized in that, described hollow out comprises at least two spaced vacancies.
3. capacitance touching control assembly according to claim 2, is characterized in that, described vacancy comprises and runs through the described strip vacancy that overlaps district.
4. capacitance touching control assembly according to claim 3, it is characterized in that, described strip vacancy is distributed in described top and the bottom that overlaps district, and described described induction electrode or the described drive electrode overlapped between the vacancy of strip described in district is " one " font.
5. capacitance touching control assembly according to claim 3, is characterized in that, described strip vacancy is distributed in the described middle part, district that overlaps, and described described induction electrode or the described drive electrode overlapped between the vacancy of strip described in district is striated.
6. capacitance touching control assembly according to claim 2, is characterized in that, described vacancy comprises the mottling vacancy, and the size of described mottling vacancy is less than the described size that overlaps district, and described mottling vacancy is distributed in described overlapping in district dispersedly.
7. capacitance touching control assembly according to claim 4, it is characterized in that, described vacancy also comprises the mottling vacancy, and the size of described mottling vacancy is less than the described size that overlaps district, described mottling vacancy is distributed in " one " font zone of described induction electrode or described drive electrode dispersedly.
8. capacitance touching control assembly according to claim 4, it is characterized in that, described vacancy also comprises the mottling vacancy, and the size of described mottling vacancy is less than the described size that overlaps district, described mottling vacancy is distributed in the striated zone of described induction electrode or described drive electrode dispersedly.
9. according to claim 4,5,7 or 8 described capacitance touching control assemblies, it is characterized in that, be equipped with described hollow out on described induction electrode and described drive electrode, be located at the strip vacancy on described induction electrode and be located at the strip vacancy arranged crosswise on described drive electrode.
10. a contactor control device, is characterized in that, described contactor control device adopts the arbitrary described capacitance touching control assembly of aforesaid right 1～9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013103565979A CN103455225A (en) | 2013-08-15 | 2013-08-15 | Capacitive touch component and touch device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013103565979A CN103455225A (en) | 2013-08-15 | 2013-08-15 | Capacitive touch component and touch device |
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| CN103455225A true CN103455225A (en) | 2013-12-18 |
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| CN2013103565979A Pending CN103455225A (en) | 2013-08-15 | 2013-08-15 | Capacitive touch component and touch device |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104035645A (en) * | 2014-07-02 | 2014-09-10 | 山东华芯富创电子科技有限公司 | Capacitive touch panel structure and manufacturing method thereof |
| CN104461154A (en) * | 2014-12-23 | 2015-03-25 | 京东方科技集团股份有限公司 | Touch display substrate, touch display panel and touch display device |
| CN105573551A (en) * | 2015-12-15 | 2016-05-11 | 南京点触智能科技有限公司 | Capacitance type touch screen sensor |
| CN108920029A (en) * | 2018-06-28 | 2018-11-30 | 信利光电股份有限公司 | A kind of novel OGS touch screen and electronic equipment |
| CN109753193A (en) * | 2017-11-07 | 2019-05-14 | 南昌欧菲显示科技有限公司 | Touch screen and touch screen terminal |
| CN113407067A (en) * | 2021-08-18 | 2021-09-17 | 深圳市柔宇科技股份有限公司 | Capacitive touch electrode, touch panel and electronic equipment |
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| 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 |
| EP2330494A2 (en) * | 2006-06-09 | 2011-06-08 | Apple Inc. | Touch screen liquid crystal display |
| CN102566838A (en) * | 2010-12-21 | 2012-07-11 | 上海天马微电子有限公司 | Capacitive touch sensing device and touch display device |
| CN202976024U (en) * | 2012-12-10 | 2013-06-05 | 深圳欧菲光科技股份有限公司 | Touch sensing element and touch screen |
| CN203422732U (en) * | 2013-08-15 | 2014-02-05 | 深圳欧菲光科技股份有限公司 | Capacitive touch assembly and touch device |
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| EP2330494A2 (en) * | 2006-06-09 | 2011-06-08 | Apple Inc. | Touch screen liquid crystal display |
| 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 |
| CN102566838A (en) * | 2010-12-21 | 2012-07-11 | 上海天马微电子有限公司 | Capacitive touch sensing device and touch display device |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104035645A (en) * | 2014-07-02 | 2014-09-10 | 山东华芯富创电子科技有限公司 | Capacitive touch panel structure and manufacturing method thereof |
| CN104461154A (en) * | 2014-12-23 | 2015-03-25 | 京东方科技集团股份有限公司 | Touch display substrate, touch display panel and touch display device |
| WO2016101629A1 (en) * | 2014-12-23 | 2016-06-30 | Boe Technology Group Co., Ltd. | Touch display substrate, touch display panel and touch display apparatus |
| CN104461154B (en) * | 2014-12-23 | 2017-08-29 | 京东方科技集团股份有限公司 | Touch display substrate, touch-control display panel and touch control display apparatus |
| US9977538B2 (en) | 2014-12-23 | 2018-05-22 | Boe Technology Group Co., Ltd. | Touch display substrate, touch display panel and touch display apparatus |
| CN105573551A (en) * | 2015-12-15 | 2016-05-11 | 南京点触智能科技有限公司 | Capacitance type touch screen sensor |
| CN109753193A (en) * | 2017-11-07 | 2019-05-14 | 南昌欧菲显示科技有限公司 | Touch screen and touch screen terminal |
| CN108920029A (en) * | 2018-06-28 | 2018-11-30 | 信利光电股份有限公司 | A kind of novel OGS touch screen and electronic equipment |
| CN113407067A (en) * | 2021-08-18 | 2021-09-17 | 深圳市柔宇科技股份有限公司 | Capacitive touch electrode, touch panel and electronic equipment |
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