CN202694314U

CN202694314U - Capacitive touch sensor

Info

Publication number: CN202694314U
Application number: CN 201220274355
Authority: CN
Inventors: 叶裕洲; 倪瑞铭; 赖炳旭; 詹孝顺; 吴正雄
Original assignee: E Touch Corp
Current assignee: J Touch Corp; E Touch Corp
Priority date: 2012-06-12
Filing date: 2012-06-12
Publication date: 2013-01-23
Anticipated expiration: 2022-06-12

Abstract

The utility model provides a capacitive touch sensor. The capacitive touch sensor comprises a plurality of first electrode leads, a plurality of first electrodes, a plurality of second electrode leads and a plurality of second electrodes, wherein each first electrode lead is connected with each first electrode; a plurality of first electrodes are arranged at intervals; each second electrode lead is connected in series with a plurality of second electrodes; a plurality of second electrodes are arranged at intervals; and a plurality of first electrodes and a plurality of second electrodes are arranged in a staggered mode. Therefore, the capacitive touch sensor is light and thin and low in manufacturing cost.

Description

The capacitance touching control sensor

Technical field

The utility model relates to a kind of capacitance touching control sensor, relates in particular to the capacitance touching control sensor of a single layer structure.

Background technology

Fig. 1 is the electrode pattern synoptic diagram of known capacitance touching control sensor.As shown in Figure 1, capacitance touching control sensor 1 a substrate surface with the first time manufacture process lay two the first adjacent axial electrode blocks 10, the first axial lead 11 and two the second adjacent axial electrode blocks 12, the first axial lead 11 connects these a plurality of first axial electrode blocks 10, and these a plurality of second axial electrode blocks 12 the first axial lead 11 bilaterals that are placed in, with the second time manufacture process cover an insulation course 15 at the first axial lead 11, and between these a plurality of second axial electrode blocks 12, connect metal second axial lead 13 with manufacture process for the third time, be electrically insulated and make to form between the first axial lead 11 and the second axial lead 13, to consist of a touch control circuit pattern.Hence one can see that, the manufacture process of known capacitance touching control sensor 1 is loaded down with trivial details, with high costs, and the first contact conductor 14, the second contact conductor 16 that connect the first axial electrode block 10, two axial electrode blocks 12 are all metal material, occupy the touch area of a part, so cause the screen less of touch-control electronic product.

The utility model content

Fundamental purpose of the present utility model is to provide a kind of capacitance touching control sensor, has the frivolous and low cost of manufacture texts of product.

Another purpose of the present utility model is to provide a kind of capacitance touching control sensor, the area in the time of can increasing touch-control, and then increase the degree of accuracy of responding to.

Another purpose of the present utility model is to provide a kind of capacitance touching control sensor, and the setting of the first contact conductor, the second contact conductor can not cause the screen less of touch-control electronic product.

According to the embodiment of the utility model capacitance touching control sensor, a kind of capacitance touching control sensor comprises: many first contact conductors, and wherein, this each bar first contact conductor connects one first electrode; A plurality of these first electrodes, each interval is arranged; Many the second contact conductors, wherein this each bar second contact conductor is connected with a plurality of the second electrodes; And a plurality of these second electrodes, each interval is arranged; Wherein these a plurality of first electrodes and the setting interlaced with each other of these a plurality of the second electrodes.

Wherein, the shape of this first electrode, the second electrode is roughly Y-shaped.

The utlity model has following useful effect:

Capacitance touching control sensor of the present utility model has single layer structure, and first contact conductor, the second contact conductor and the first electrode, the second electrode all can form in single manufacture process, do not need loaded down with trivial details repeatedly manufacture process, therefore the utlity model has the frivolous and low cost of manufacture texts of product.

The shape of the first electrode of the present utility model, the second electrode is roughly Y-shaped, the first electrode, the second electrode have second portion, the 4th part of oblique extension, and what the first contact conductor, the second contact conductor were walked is non-directional framework, compare with known straight line cabling, area when the utility model can increase touch-control, and then increase the degree of accuracy of responding to, effectively improve the induction linearity.

The material of the first contact conductor of the present utility model, the second contact conductor and the first electrode, the second electrode is the electrically conducting transparent material, need not occupy other zone, can not cause the screen less of touch-control electronic product.

In order further to understand feature of the present utility model and technology contents, see also following about detailed description of the present utility model and accompanying drawing, yet appended accompanying drawing only provide with reference to and the explanation usefulness, be not to limit the utility model.

Description of drawings

Fig. 1 is the electrode pattern synoptic diagram of known capacitance touching control sensor;

Fig. 2 is the utility model capacitance touching control sensor embodiment part synoptic diagram;

Fig. 3 is the part synoptic diagram of the utility model capacitance touching control sensor embodiment two.

[main element description of reference numerals]

Capacitance touching control sensor 1

The first axial electrode block 10

The first axial lead 11

The second axial electrode block 12

The second axial lead 13

The first contact conductor 14

Insulation course 15

The second contact conductor 16

Capacitance touching control sensor 2

The first electrode 20

First 201

Second portion 202

The first contact conductor 22

Oblique section 221

The second electrode 24

Third part 241

The 4th part 242

The second contact conductor 26

Oblique section 261

Transparency carrier 28

Capacitance touching control sensor 3

The first electrode 30

The first contact conductor 32

The second electrode 34

The second contact conductor 36

Transparency carrier 38

Embodiment

Embodiment one

Fig. 2 is the part synoptic diagram of the utility model capacitance touching control sensor embodiment one.Capacitance touching control sensor 2 comprises a plurality of the first electrodes 20, many first contact conductors 22, a plurality of the second electrode 24 and many second contact conductors 26, and capacitance touching control sensor 2 can further comprise transparency carrier 28, so that the first contact conductor 22, the second contact conductor 26 and the first electrode 20, the second electrode 24 are formed on the transparency carrier 28.Transparency carrier 28 can be selected from one of the materials such as glass, polycarbonate (PC), polyester (PET), polymethylmethacrylate (PMMA) or cycloolefin co-polymer (COC) made transparent thin board.

As shown in Figure 2, a plurality of the first electrode 20 each intervals are arranged, and the preferred shape of the first electrode 20 is roughly Y-shaped.In the present embodiment, each first electrode 20 respectively has a first 201 and two second portions 202, first's 201 horizontal-extendings, first 201 can be rectangle, two second portions 202 are connected in the relative both sides of first 201, second portion 202 oblique extensions, second portion 202 can assume diamond in shape.In addition, each bar first contact conductor 22 connects first electrode 20 separately.

And for example shown in Figure 2, a plurality of the second electrode 24 each intervals are arranged, and these a plurality of first electrodes 20 and these a plurality of the second electrode 24 settings interlaced with each other, and the preferred shape of the second electrode 24 is roughly Y-shaped.In the present embodiment, each second electrode 24 respectively has a third part 241 and two the 4th parts 242, third part 241 horizontal-extendings, third part 241 can be rectangle, two the 4th parts 242 are connected in the relative both sides of third part 241, the 242 oblique extensions of the 4th part, the 4th part 242 can assume diamond in shape.In addition, each bar second contact conductor 26 is connected with a plurality of the second electrodes 24.The first contact conductor 22, the second contact conductor 26 are formed with a plurality of oblique section 221,261 in response to the change of shape correspondence of the first electrode 20, the second electrode 24.

In the present embodiment, the material of the first contact conductor 22, the second contact conductor 26 and the first electrode 20, the second electrode 24 is an electrically conducting transparent material.The electrically conducting transparent material can be selected from a kind of in tin indium oxide (ITO), indium zinc oxide, zinc oxide aluminum, Nano Silver (nano silver), Nanometer Copper (nano Cu), conducting polymer, CNT (carbon nanotube), Graphene (Graphene), silver bromide (AgBr) and the indium oxide gallium zinc (IGZO).

Embodiment two

Fig. 3 is the part synoptic diagram of the utility model capacitance touching control sensor embodiment two.Embodiment one unique difference among present embodiment and Fig. 2 is the pattern of electrode.As shown in Figure 3, capacitance touching control sensor 3 comprises a plurality of the first electrodes 30, many first contact conductors 32, a plurality of the second electrode 34 and many second contact conductors 36, and capacitance touching control sensor 3 can further comprise transparency carrier 38, so that the first contact conductor 32, the second contact conductor 36 and the first electrode 30, the second electrode 34 are formed on the transparency carrier 38.

As shown in Figure 3, a plurality of the first electrode 30 each intervals are arranged, and the preferred shape of the first electrode 30 roughly is M shape.Similarly, the preferred shape of the second electrode 34 roughly is M shape.And, these a plurality of first electrodes 30 and these a plurality of the second electrode 34 settings interlaced with each other.

Take the embodiment of Fig. 2 as example, but not as limit, because capacitance touching control sensor 2 of the present utility model is a kind of capacitance touching control sensor with single layer structure, and first contact conductor 22, the second contact conductor 26 and the first electrode 20, the second electrode 24 all can form in single manufacture process, do not need loaded down with trivial details repeatedly manufacture process, so the utlity model has the frivolous and low cost of manufacture texts of product.

Secondly, the shape of the first electrode 20 of the present utility model, the second electrode 24 is roughly Y-shaped, that is first electrode 20, the second electrode 24 have second portion 202, the 4th part 242 of oblique extension, and what the first contact conductor 22, the second contact conductor 26 were walked is non-directional framework, compare with known straight line cabling, area when the utility model can increase touch-control, and then increase the degree of accuracy of responding to, effectively improve the induction linearity.

In addition, the material of the first contact conductor 22 of the present utility model, the second contact conductor 26 and the first electrode 20, the second electrode 24 is the electrically conducting transparent material, need not occupy other zone, so can not cause the screen less of touch-control electronic product.

But; the above only is preferred embodiment of the present utility model, non-ly is intended to limit to protection domain of the present utility model, so the equivalence that all utilization the utility model instructionss and accompanying drawing content are done changes; all in like manner all be contained in the scope of the present utility model hereby explanation.

Claims

1. a capacitance touching control sensor is characterized in that, comprising:

Many the first contact conductors, wherein, this each bar first contact conductor connects one first electrode;

A plurality of these first electrodes, each interval is arranged;

Many the second contact conductors, wherein this each bar second contact conductor is connected with a plurality of the second electrodes;

A plurality of these second electrodes, each interval is arranged; And

Wherein these a plurality of first electrodes and the setting interlaced with each other of these a plurality of the second electrodes.

2. capacitance touching control sensor as claimed in claim 1 is characterized in that, the shape of this first electrode is Y-shaped.

3. capacitance touching control sensor as claimed in claim 1, it is characterized in that this first electrode respectively has a first and two second portions, this first's horizontal-extending, this two second portion is connected in the relative both sides of this first, the oblique extension of this two second portion.

4. capacitance touching control sensor as claimed in claim 1 is characterized in that, the shape of this second electrode is Y-shaped.

5. capacitance touching control sensor as claimed in claim 1, it is characterized in that this second electrode respectively has a third part and two the 4th parts, this third part horizontal-extending, this two the 4th part is connected in the relative both sides of this third part, the oblique extension of this two the 4th part.

6. capacitance touching control sensor as claimed in claim 1 is characterized in that, this first contact conductor, the second contact conductor respectively are formed with a plurality of oblique section.

7. capacitance touching control sensor as claimed in claim 1 is characterized in that, the material of this first contact conductor, the second contact conductor and this first electrode, the second electrode is an electrically conducting transparent material.

8. capacitance touching control sensor as claimed in claim 1 is characterized in that, further comprises: a transparency carrier, wherein these many first contact conductor, the second contact conductor and these a plurality of first electrodes, the second electrodes are formed on this transparency carrier.

9. capacitance touching control sensor as claimed in claim 1 is characterized in that, the shape of this first electrode is M shape.

10. capacitance touching control sensor as claimed in claim 1 is characterized in that, the shape of this second electrode is M shape.