CN102129325B - Touch circuit - Google Patents
Touch circuit Download PDFInfo
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- CN102129325B CN102129325B CN201110089341.7A CN201110089341A CN102129325B CN 102129325 B CN102129325 B CN 102129325B CN 201110089341 A CN201110089341 A CN 201110089341A CN 102129325 B CN102129325 B CN 102129325B
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Abstract
The invention discloses a touch circuit which comprises a plurality of mutually parallel first axial leads, a plurality of insulated spacing points, a plurality of mutually spaced first axial electrode blocks, a plurality of mutually spaced second axial electrode blocks and a plurality of mutually parallel second axial leads, wherein the first axial leads are arranged on the surface of a transparent substrate, the insulated spacing points are arranged on the first axial leads at intervals, and the first axial electrode blocks are arranged on the surface of the transparent substrate and distributed at one time; each first axial electrode block is arranged on the first axial lead at double sides of each insulated spacing point and connected in series with the first axial lead; each second axial electrode block is arranged at double sides of each first axial electrode block; and each second axial lead spans each insulated spacing point and is connected in series with each second axial electrode block. Each first axial electrode block and each second axial electrode block can be formed on the surface of the transparent substrate in the processes of single sputtering, exposing, developing, etching and the like, so that the manufacturing procedures are simplified.
Description
The application is to be on May 21st, 2008 applying date, and application number is 200810097985.9, and name is called the divisional application of " method for making of touch-control circuit diagram ".
[technical field]
The present invention relates to a kind of touch-control circuit.
[background technology]
Trackpad (Touch Panel) applies on the products such as household electrical appliances, communication, electronics information in a large number, the for example personal digital assistant (PDA) of current extensively commercialization, various home appliance and game input interface etc., all generally to integrate and form by Trackpad and display panel, be available for users to click according to the function choosing-item in display frame the action that input will be carried out by finger or pointer, and be utilized on popular system queries instrument, the work system of convenience-for-people effect can be provided.
General Trackpad is to lay induction region at a substrate surface, its induction region is used for responding to the finger of human body or the touching signals of induction pen, the material that this induction region uses mostly adopts transparent conductive film (for example tin indium oxide ITO), make user in the time of operation, by pressing corresponding picture on the corresponding display panel of transparent conductive film, reach the function of touch-control.
The touch-control principle often adopting at present generally can be divided into resistance-type, capacitor induction type, infrared induction, induction and sound wave induction type etc.Wherein the principle of work of capacitor induction type Trackpad is the capacitance variations that produces of electrostatical binding of utilizing between transparency electrode and the human body of arranging, thereby the induced current producing detects the coordinate of its position of touch, realizes work.Because capacitor induction type Trackpad is got life-span, operating temperature and initial strength everyway ready at penetrability, hardness, accuracy rate, reaction time, touch-control and is had obvious advantage, so a large amount of employing at present.
Touch the position on Trackpad in order to detect user with finger or induction pen, now with develop various capacitive induction touch sensing technology.For example: in No. 6970160 patent of invention case of United States Patent (USP), disclosed a kind of trellis touch-control sensing system, it can be applicable to detect the position of touch of a touch-control sensing face.Trellis touch-control sensing system comprises two capacitive sensing layers, separates therebetween with a middle barrier material, forms capacity effect.Each capacitive sensing layer comprises the conducting element being arranged in parallel.Two capacitive sensing layers are perpendicular to one another.Each conducting element comprises the rhombus sheet of a sequence, is linked together by narrow conductor wire.Conducting element on each capacitive sensing layer is electrically connected a wire.One control circuit sees through wire provides signal to reach on two groups of conducting elements, can be on surface by the tactile sensor signal being produced by sensing element that receives on time, to judge the position of touch at every one deck.
But, above-mentioned technology must be passed through respectively the processing procedures such as ion vacuum sputter, exposure, development and the etching of secondary, could lay two layers of transparent conductive film of formation (lifting as ITO) and, on a glass baseplate surface, cause problem loaded down with trivial details on processing procedure, increase cost of manufacture, reduced throughput rate.
[summary of the invention]
The object of the present invention is to provide the touch-control circuit completing in the processing procedures such as a kind of sputter, exposure, development and etching that twin shaft can be incorporated into single time to electrode block.
For reaching above-mentioned purpose, the concrete content of the present invention is
A kind of touch-control circuit, comprising:
Be arranged on lip-deep multiple the first axial leads that are parallel to each other of described transparency carrier;
Be arranged at multiple insulation dot interlaces at the interval on each described the first axial lead;
Be arranged on the first axial electrode block of the lip-deep multiple spaces of once laying of described transparency carrier, the second axial electrode block and multiple second axial lead being parallel to each other of multiple spaces, each described the first axial electrode block is arranged on described first axial lead of each described insulation dot interlace bilateral, and be connected in series by described the first axial lead, each described the second axial electrode block each described the first axial lead bilateral that is placed in, each described the second axial lead is across on each described insulation dot interlace, and is connected in series each described the second axial electrode block.
In one embodiment, wherein said the first axial lead is made up of nontransparent conductive material.
In one embodiment, wherein said the first axial lead is made up of transparent conductive material.
In one embodiment, wherein said the first axial electrode block, the second axial lead and the second axial electrode block are made up of transparent conductive material.
A kind of touch-control circuit, comprising:
Be arranged on lip-deep the first axial lead of transparency carrier;
Be arranged on the insulation dot interlace on described the first axial lead;
Be arranged on described the first axial lead of being positioned at of described insulation dot interlace bilateral by the first axial electrode block of described the first axial lead serial connection;
Be arranged on lip-deep the second axial electrode block separately of described transparency carrier;
Be arranged on lip-deep the second axial lead separately of described transparency carrier, described the second axial lead is across on described insulation dot interlace and is connected in series described the second axial electrode block.
In one embodiment, wherein said the first axial lead is made up of nontransparent conductive material.
In one embodiment, wherein said the first axial lead is made up of transparent conductive material.
In one embodiment, wherein said the first axial electrode block, the second axial lead and the second axial electrode block are made up of transparent conductive material.
In one embodiment, the shading that the black matrix" on described the first axial lead and display panel is arranged is overlapped with shielding layer.
In one embodiment, described the first axial lead is as the shading element of display panel.
A method for making for touch-control circuit diagram, comprising:
On a transparency carrier surface, establish one first axial lead;
And on the first axial lead, establish an insulation dot interlace;
On transparency carrier surface, once lay two the first axial electrode block, two the second axial electrode block and one second axial leads separately separately;
The first axial electrode block is arranged on the first axial lead of insulation dot interlace bilateral, and is connected in series by the first axial lead;
The second axial electrode block first axial lead bilateral that is placed in;
The second axial lead is across on insulation dot interlace and serial connection the second axial electrode block, and forms a touch-control circuit diagram.
A method for making for touch-control circuit diagram, comprising:
On a transparency carrier surface, establish multiple the first axial leads that are parallel to each other;
And multiple insulation dot interlaces are established at interval on each the first axial lead;
On transparency carrier surface, once lay the second axial electrode block and multiple second axial lead being parallel to each other of the first axial electrode block of multiple spaces, multiple spaces;
Each the first axial electrode block is arranged on the first axial lead of each insulation dot interlace bilateral, and is connected in series by the first axial lead;
Each the second axial electrode block each the first axial lead bilateral that is placed in;
Each the second axial lead is across on each insulation dot interlace, and is connected in series each the second axial electrode block, and forms a touch-control circuit diagram.
Each the first axial electrode block of the present invention and each the second axial electrode block, can in the processing procedures such as single inferior sputter, exposure, development and etching, lay and be formed on transparency carrier surface, can improve the production efficiency of producing Trackpad, cost-saving, simplify production process.
[brief description of the drawings]
Fig. 1: be the stereographic map of preferred embodiment of the present invention.
Fig. 2 to Fig. 4: be the implementation step schematic diagram of preferred embodiment of the present invention.
[embodiment]
The just step of the method for making of touch-control circuit diagram of the present invention and effect that can produce below, cooperation accompanying drawing is described in detail as follows with preferred embodiment:
Referring to Fig. 1, is the stereographic map of preferred embodiment of the present invention, illustrates that the implementation step of the method for making of touch-control circuit diagram of the present invention sequentially comprises:
On transparency carrier 4 surfaces, establishing multiple the first axial lead 11(that are parallel to each other coordinates shown in Fig. 2) and the multiple second axial metallic circuit 23, and the first axial lead 11 and the second axial metallic circuit 23 can be made up of nontransparent conductive material, nontransparent conductive material can be the metal materials such as the gold, silver of selecting electric conductivity good, copper, aluminium, and is coated on transparency carrier 4 with sputter or other equivalent way.
And on each the first axial lead 11, be interval with shown in multiple insulation dot interlace 3(cooperation Fig. 3), and insulation dot interlace 3 can be made up of transparent insulating material, insulating material can be to select monox or other to possess the equivalent material of insulating capacity, is coated on the first axial lead 11 with sputter or other equivalent way.
The second axial electrode block 22 of the first axial electrode block 12 of the multiple spaces of formation, multiple spaces and multiple the second axial lead 21(being parallel to each other are once laid as shown in Fig. 1 and Fig. 4 in position according to the first axial lead 11, the second axial metallic circuit 23 with insulation dot interlace 3 on transparency carrier 4 surfaces).
Each the first axial electrode block 12 is arranged on each first axial lead 11 of insulation dot interlace 3 bilaterals, and is connected in series by the first axial lead 11;
Each the second axial electrode block 22 each the first axial lead 11 bilaterals that are placed in;
Each the second axial lead 21 is across on each insulation dot interlace 3, and be connected in series each the second axial electrode block 22, and each second axial lead 21 one end and each second axial metallic circuit 23 one end interconnect, make the first axial electrode block 12 and each the second axial electrode block 22 mutually contiguous, and form a touch control circuit pattern.Described the first axial electrode block 12, the second axial lead 21 and the second axial electrode block 22 can be made up of transparent conductive material, this transparent conductive material can be to select tin indium oxide (Indium Tin Oxide, ITO), be coated on this transparency carrier 4 with sputter or other equivalent way.
Wherein, in fact described transparency carrier 4 can be glass, glued membrane, glue shell or other transparent insulation material layer and forms.
Described multiple the first axial lead 11 can with a display panel (Display Panel) on multiple black matrix"s (Black Matrix) arrange shading with shielding layer overlapped; Or, also can omit this shielding layer, and shading element using the first axial lead 11 as display panel.In addition, the first axial lead 11 also can be made up of transparent conductive material, and transparent conductive material can be selected tin indium oxide (ITO), is coated on transparency carrier 4 with sputter or other equivalent way.
According to above-mentioned known, each the first axial electrode block 12 and each the second axial electrode block 22 of the present invention, can in the processing procedures such as single inferior sputter, exposure, development and etching, lay and be formed on transparency carrier 4 surfaces, to simplify laying and the production process of touch-control circuit diagram.
Though the present invention is described by previous embodiment, but still can change its form and details, make without departing from the spirit of the present invention.Aforementioned is the most rational using method of the present invention, one of the mode that only can specifically implement for the present invention, but not as limit.
Claims (10)
1. a touch-control circuit, is characterized in that, comprising:
Be arranged on lip-deep multiple the first axial leads that are parallel to each other of transparency carrier;
Be arranged at multiple insulation dot interlaces at the interval on each described the first axial lead;
Be arranged on the first axial electrode block of the lip-deep multiple spaces of once laying of described transparency carrier, the second axial electrode block and multiple second axial lead being parallel to each other of multiple spaces, each described the first axial electrode block is arranged on described first axial lead of each described insulation dot interlace bilateral, and be connected in series by described the first axial lead, each described the second axial electrode block each described the first axial lead bilateral that is placed in, each described the second axial lead is across on each described insulation dot interlace, and is connected in series each described the second axial electrode block.
2. touch-control circuit as claimed in claim 1, is characterized in that, wherein said the first axial lead is made up of nontransparent conductive material.
3. touch-control circuit as claimed in claim 1, is characterized in that, wherein said the first axial lead is made up of transparent conductive material.
4. touch-control circuit as claimed in claim 1, is characterized in that, wherein said the first axial electrode block, the second axial lead and the second axial electrode block are made up of transparent conductive material.
5. a touch-control circuit, is characterized in that, comprising:
Be arranged on lip-deep the first axial lead of transparency carrier;
Be arranged on the insulation dot interlace on described the first axial lead;
Be arranged on described the first axial lead of being positioned at of described insulation dot interlace bilateral by the first axial electrode block of described the first axial lead serial connection;
Be arranged on lip-deep the second axial electrode block separately of described transparency carrier;
Be arranged on lip-deep the second axial lead separately of described transparency carrier, described the second axial lead is across on described insulation dot interlace and is connected in series described the second axial electrode block.
6. touch-control circuit as claimed in claim 5, is characterized in that, wherein said the first axial lead is made up of nontransparent conductive material.
7. touch-control circuit as claimed in claim 5, is characterized in that, wherein said the first axial lead is made up of transparent conductive material.
8. touch-control circuit as claimed in claim 5, is characterized in that, wherein said the first axial electrode block, the second axial lead and the second axial electrode block are made up of transparent conductive material.
9. touch-control circuit as claimed in claim 5, is characterized in that, the shading that the black matrix" on described the first axial lead and display panel is arranged is overlapped with shielding layer.
10. touch-control circuit as claimed in claim 5, is characterized in that, described the first axial lead is as the shading element of display panel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110089341.7A CN102129325B (en) | 2008-05-21 | 2008-05-21 | Touch circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110089341.7A CN102129325B (en) | 2008-05-21 | 2008-05-21 | Touch circuit |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008100979859A Division CN101587391B (en) | 2008-05-21 | 2008-05-21 | Manufacture method of touch-control circuit diagram |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102129325A CN102129325A (en) | 2011-07-20 |
| CN102129325B true CN102129325B (en) | 2014-07-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110089341.7A Active CN102129325B (en) | 2008-05-21 | 2008-05-21 | Touch circuit |
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| CN (1) | CN102129325B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWM476988U (en) * | 2013-11-22 | 2014-04-21 | Wintek Corp | Touch panel |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1185844A (en) * | 1996-03-28 | 1998-06-24 | 辛纳普蒂克斯有限公司 | Object position detector with edge motion feature and gesture recognition |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8059015B2 (en) * | 2006-05-25 | 2011-11-15 | Cypress Semiconductor Corporation | Capacitance sensing matrix for keyboard architecture |
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- 2008-05-21 CN CN201110089341.7A patent/CN102129325B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1185844A (en) * | 1996-03-28 | 1998-06-24 | 辛纳普蒂克斯有限公司 | Object position detector with edge motion feature and gesture recognition |
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| Publication number | Publication date |
|---|---|
| CN102129325A (en) | 2011-07-20 |
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Address after: China Taiwan Taipei City Neihu district road six section thirteen of the civil rights No. eighteen six floor Applicant after: TrendOn Electronics Co., Ltd. Address before: Ai Road 3 Taipei City, Taiwan China Daan District No. 136 14 floor Applicant before: TrendOn Electronics Co., Ltd. |
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