CN106951131A - Touch-screen - Google Patents
Touch-screen Download PDFInfo
- Publication number
- CN106951131A CN106951131A CN201710098074.7A CN201710098074A CN106951131A CN 106951131 A CN106951131 A CN 106951131A CN 201710098074 A CN201710098074 A CN 201710098074A CN 106951131 A CN106951131 A CN 106951131A
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- China
- Prior art keywords
- electrode
- touch
- thin film
- ito thin
- transition
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Classifications
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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
-
- 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
- G06F2203/04103—Manufacturing, i.e. details related to manufacturing processes specially suited for touch sensitive devices
-
- 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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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Position Input By Displaying (AREA)
Abstract
The invention discloses touch-screen, including ito thin film, glass cover-plate, a plurality of lead-out wire, multiple transparent insulative bridges and a plurality of wire jumper, ito thin film is provided with conductive pattern, conductive pattern includes a plurality of X electrode and a plurality of Y electrode and opposing insulation between X electrode and Y electrode, X electrode keeps continuous, and Y electrode disconnects in the region intersected with X electrode；Insulative bridge is located on ito thin film and connects the Y electrode of areas of disconnection both sides；Wire jumper is located in insulative bridge and turns on the Y electrode of corresponding areas of disconnection both sides.X electrode and Y electrode are formed on individual layer ito thin film, and is overlapped by wire jumper formation, and setting can connect the lead-out wire of IC controllers；Etching can quickly and conveniently be completed；Reduce the number of plies of touch-screen so that touch-screen is lightening；The simplification of structure is conducive to saving materials, reduces manufacturing procedure, reduces cost and improve yields.
Description
Technical field
The invention belongs to touch screen technology field, and in particular to touch-screen.
Background technology
Capacitance touch screen is operated using the induced-current of human body, and some point on screen is touched when finger
When, the touch-control IC controllers of touch-screen need to obtain the point respectively in the current information of X-direction and Y-direction, accurately to calculate
The position of touch point.Conventional capacitance touch screen, usually using the ITO electrode of double-layer structure, respectively as the electricity of X-direction
Pole and the electrode of Y direction, two layers described of ITO electrode are respectively deposited on two plate substrates, then two plate substrates are used up into glue
Bonding, then upper strata base material optical cement is Nian Jie with glass cover-plate, the ITO electrode of such X-direction and Y direction is respectively each
From layer on work.Due to making touch-screen using two layers ITO conductive materials, two layers of optical cement, technique is cumbersome, the thickness of touch-screen
Degree is high；Conduction is larger with wire jumper line width, and wire jumper is inevitably shown in viewing area, influences touch-screen display effect.
The content of the invention
A technical problem to be solved by this invention is to provide lightening, or even the touch with good display effect
Screen.
In order to solve the above technical problems, the technical scheme that inventive touch screen is used is：
Touch-screen, including ito thin film, glass cover-plate and a plurality of lead-out wire, the glass cover-plate is located at the ito thin film
Conductive side, while also including multiple transparent insulative bridges and a plurality of wire jumper, the ito thin film is provided with conductive electrode, described to lead
Electrode includes a plurality of X electrode extended along X-direction and a plurality of Y electrode extended along Y direction, and the X electrode and institute
Mutually insulated between Y electrode is stated, the X electrode keeps continuous in the X-axis direction, the Y electrode is intersecting with the X electrode
Region disconnects；The insulative bridge is located on the ito thin film and connects the Y electrode of areas of disconnection both sides；The wire jumper is set
In in the insulative bridge and turning on the Y electrodes of corresponding areas of disconnection both sides；The lead-out wire is located at the side of the ito thin film
Frame region, a part of lead-out wire is electrically connected with the X electrode, and lead-out wire described in another part is electrically connected with the Y electrode.
Further, the conductive electrode also includes transition electrode, and the areas of disconnection of each Y electrode is to that should have two
The transition electrode, keeps open circuit, between the transition electrode and the Y electrode between the transition electrode and the X electrode
Open circuit is kept, the insulative bridge is equipped between the transition electrode and the Y electrode of areas of disconnection both sides, the wire jumper
The transition electrode and the Y electrode at the corresponding insulative bridge two ends of two ends connection.
Specifically, the Y electrode removes rhombus electrode diagonal up and down including multiple.
Further, each rhombus electrode is provided with two projections with the close one end of another rhombus electrode, each described convex
The top risen is relative with the corresponding transition electrode.
Specifically, the transition electrode is in polygon, and the raised top is relative with the polygonal angle.
Specifically, the line width of the wire jumper is less than 5 μm.
Specifically, the ito thin film includes base material and the ITO layer on base material.
Specifically, the wire jumper and the lead-out wire are the elargol layer on the ito thin film.
Specifically, the insulative bridge is the silicon dioxide layer on the ito thin film.
Further, it is be bonded by OCA optical cement layers between the ito thin film and the glass cover-plate.
The beneficial effect for the touch-screen that the present invention is provided is：X electrode and Y electrode are formed on individual layer ito thin film, and is led to
Wire jumper formation overlap joint is crossed, and setting can connect the lead-out wire of IC controllers；Etching can quickly and conveniently be completed；Reduce tactile
Touch the number of plies of screen so that touch-screen is lightening；The simplification of structure be conducive to save materials, reduce manufacturing procedure, reduce cost and
Improve yields.
Brief description of the drawings
Fig. 1 is the structural representation of touch-screen provided in an embodiment of the present invention；
Fig. 2 is removal OCA optical cement layers in Fig. 1 and the structural representation after glass cover-plate；
Fig. 3 is the enlarged drawing in A portions in Fig. 2；
Fig. 4 is the enlarged drawing in B portions in Fig. 3；
Fig. 5 be Fig. 4 in ito thin film structural representation；
Wherein：1-ITO films, 11-X electrodes, 12-Y electrodes, 121- projections, 13- transition electrodes, 2- insulative bridges, 3- are jumped
Line, 4- lead-out wires, 5-OCA optical cement layers, 6- glass cover-plates.
Embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, it is right below in conjunction with drawings and Examples
The present invention is further elaborated.It should be appreciated that specific embodiment described herein is only to explain the present invention, not
For limiting the present invention.
As shown in Fig. 1-2 and Fig. 4, touch-screen provided in an embodiment of the present invention, including ito thin film 1, glass cover-plate 6 and many
Bar lead-out wire 4, glass cover-plate 6 is located at the conductive side of ito thin film 1, while also including multiple transparent insulative bridges 2 and a plurality of wire jumper
3, ito thin film 1 is provided with conductive electrode, and conductive electrode includes a plurality of X electrode 11 extended along X-direction and a plurality of along Y-axis side
To the Y electrode 12 of extension, and mutually insulated between X electrode 11 and Y electrode 12, X electrode 11 is kept continuously in the X-axis direction, Y electricity
Pole 12 disconnects in the region intersected with X electrode 11；Insulative bridge 2 is located on ito thin film 1 and connects the Y electrode of areas of disconnection both sides
12；Wire jumper 3 is located in insulative bridge 2 and turns on the Y electrode 12 of corresponding areas of disconnection both sides；Lead-out wire 4 is located at the side of ito thin film 1
Frame region, a part of lead-out wire is electrically connected with X electrode 11, and another part lead-out wire is electrically connected with Y electrode 12.
Bipolar electrode is formed on individual layer ito thin film 1, and is overlapped by conductive component (i.e. wire jumper 3) formation, X electrode 11 is
Sensing part is driven, Y electrode 12 is sensing sensing part, and connecting IC controllers using lead-out wire 4 can be by the current information of touch point
It is transferred to IC controllers and realizes touch-control.Conductive electrode can quickly and conveniently complete etching on individual layer ito thin film 1；Reduce
The number of plies of touch-screen so that touch-screen is lightening, with good flexural property；The simplification of structure is conducive to saving materials, subtracted
Lack manufacturing procedure, reduce cost and improve yields.
Further, as shown in Figure 3-4, in embodiments of the present invention, conductive electrode also includes transition electrode 13, each Y electricity
The areas of disconnection of pole 12 keeps open circuit, transition electrode to that should have two transition electrodes 13 between transition electrode 13 and X electrode 11
Open circuit is kept between 13 and Y electrode 12, insulative bridge 2 is equipped between transition electrode 13 and the Y electrode 12 of areas of disconnection both sides, is jumped
The two ends of line 3 connect the transition electrode 13 and Y electrode 12 at the corresponding two ends of insulative bridge 2.Correspond to the single disconnection area of Y electrode 12
Domain, there is provided two transition electrodes 13 and four wire jumpers 3 complete the conducting of the Y electrode 12 of areas of disconnection both sides, it is simple in construction,
The conveyance capacity of circuit is neither influenceed, is conducive to the size reduction of wire jumper 3 again to the sightless size of naked eyes, to avoid wire jumper
3 interference displays, it is ensured that good display effect.Certainly also multiple transition electrodes 13 can be set in the areas of disconnection of each Y electrode 12,
The conducting of the Y electrode 12 of areas of disconnection both sides is such as completed by three transition electrodes 13 and six wire jumpers 3.
Further, as shown in figure 5, in embodiments of the present invention, Y electrode 12 removes rhombus diagonal up and down including multiple
Electrode, the areas of disconnection of the as Y electrode 12 diagonal up and down i.e., being removed diagonal up and down removed.Y electrode 12 selects rhombus
Electrode, is conducive to improving sense of touch sensitivity.Similarly, selection X electrode 11 is also beneficial to carry including multiple interconnection rhombus electrodes
High sense of touch sensitivity.Certainly, other electrodes, such as square-shaped electrode also may be selected in X electrode 11 and Y electrode 12.X electrode 11 and Y electrode
12 viewing area selection rhombus electrode, facilitates the setting of transition electrode 13, increases inductance capacitance, improve sense of touch sensitivity.
Further, as shown in figure 5, in embodiments of the present invention, each rhombus electrode it is close with another rhombus electrode one
End is provided with two projections 121, and each raised 121 top is relative with corresponding transition electrode 13.Be conducive to increasing inductance capacitance, carry
High sense of touch sensitivity.It is preferred that projection 121 is triangular structure (as shown in Figure 5), it is more favorable for improving sense of touch sensitivity.
Further, as shown in figure 5, in embodiments of the present invention, transition electrode 13 is in polygon, increase is conducive to sense
Electric capacity, improves sense of touch sensitivity.It is preferred that a polygonal angle is relative with the top of projection 121, insulative bridge 2 is reduced to transition electricity
Pole 13 and the covering of Y electrode 12, are conducive to further increasing inductance capacitance, improve sense of touch sensitivity.Specifically, projection can gone
Fall rhombus electrode it is diagonal up and down when formed.
Further, in embodiments of the present invention, the line width of wire jumper 3 is less than 5 μm, ensure that less than 5 μm using tactile
Be invisible to the naked eye wire jumper 3 when touching screen, is prevented effectively from the interference display of wire jumper 3, with good display effect, in addition provided with transition electricity
Pole 13, the reduction of line width does not interfere with conveyance capacity, can ensure sense of touch sensitivity.
Further, in embodiments of the present invention, ito thin film 1 includes base material and the ITO layer on base material, Ke Yitong
The mode of overetch ITO layer forms conductive electrode, with good transparency, it is ensured that good display effect.Specifically, base material can
To be PET (i.e. polyethylene terephthalate) film, there is excellent physical and mechanical properties within the scope of wider temperature,
Long-term temperature in use is up to 120 DEG C, and electrical insulating property is excellent, and creep resistance, fatigue durability, rub resistance and dimensional stability are all very
It is good, the base material of touch screen structure is suitable as, the stabilization of touch-screen service behaviour is can guarantee that.
Further, in embodiments of the present invention, wire jumper 3 and lead-out wire 4 are the elargol layer on ito thin film 1.Set
Elargol layer is synchronous to form wire jumper 3 and lead-out wire 4, it is easy to process, and elargol had not only had good electric conductivity but also with very high line point
Resolution, is conducive to reducing the line-spacing of the line width of wire jumper 3 and lead-out wire 4, with more preferable display effect
Further, in embodiments of the present invention, insulative bridge 2 is the silicon dioxide layer on ito thin film 1, titanium dioxide
Silicon has good heat endurance and the very high grade of transparency, and silica can be good at and silver is combined, and is conducive to lifting aobvious
Show effect and ensure the stabilization of touch-screen service behaviour.
Further, as shown in figure 1, in embodiments of the present invention, ito thin film 1 and glass cover-plate 6 pass through OCA optical cements
Layer 5 is bonded.One layer of OCA optical cement layer 5 is only needed to bond ito thin film 1 with glass cover-plate 6, you can to obtain touch-screen, structure letter
It is single, it is easy to assemble, with good flexural property.
Presently preferred embodiments of the present invention is the foregoing is only, is not intended to limit the invention, all essences in the present invention
Any modification, equivalent and improvement made within refreshing and principle etc., should be included within the scope of the present invention.
Claims (10)
1. touch-screen, including ito thin film, glass cover-plate and a plurality of lead-out wire, the glass cover-plate are led located at the ito thin film
Electric side, it is characterised in that also including multiple transparent insulative bridges and a plurality of wire jumper, the ito thin film is provided with conductive electrode, institute
Stating conductive electrode includes a plurality of X electrode extended along X-direction and a plurality of Y electrode extended along Y direction, and the X electrode
The mutually insulated between the Y electrode, the X electrode keeps continuous in the X-axis direction, and the Y electrode is handed over the X electrode
The region of fork disconnects；The insulative bridge is located on the ito thin film and connects the Y electrode of areas of disconnection both sides；It is described to jump
Line is located in the insulative bridge and turns on the Y electrode of corresponding areas of disconnection both sides；The lead-out wire is located at the ito thin film
Frame region, a part of lead-out wire electrically connects with the X electrode, lead-out wire described in another part and Y electrode electricity
Connection.
2. touch-screen according to claim 1, it is characterised in that the conductive electrode also includes transition electrode, each Y
The areas of disconnection of electrode keeps open circuit, institute to that should have two transition electrodes between the transition electrode and the X electrode
State and open circuit is kept between transition electrode and the Y electrode, between the transition electrode and the Y electrode of areas of disconnection both sides
Provided with the insulative bridge, the transition electrode and the Y electrode at the corresponding insulative bridge two ends of two ends connection of the wire jumper.
3. touch-screen according to claim 2, it is characterised in that the Y electrode removes water chestnut diagonal up and down including multiple
Shape electrode.
4. touch-screen according to claim 3, it is characterised in that each rhombus electrode is leaned on another rhombus electrode
Near one end is provided with two projections, and each raised top is relative with the corresponding transition electrode.
5. touch-screen according to claim 4, it is characterised in that the transition electrode is in polygon, and described raised
Top is relative with the polygonal angle.
6. touch-screen according to claim 2, it is characterised in that the line width of the wire jumper is less than 5 μm.
7. touch-screen according to claim 1, it is characterised in that the ito thin film includes base material and located at the base material
On ITO layer.
8. the touch-screen according to any one of claim 1-7, it is characterised in that the wire jumper and the lead-out wire are to set
In the elargol layer on the ito thin film.
9. touch-screen according to claim 8, it is characterised in that the insulative bridge is two on the ito thin film
Silicon oxide layer.
10. touch-screen according to claim 8, it is characterised in that pass through between the ito thin film and the glass cover-plate
OCA optical cement layers are bonded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710098074.7A CN106951131B (en) | 2017-02-23 | 2017-02-23 | Touch screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710098074.7A CN106951131B (en) | 2017-02-23 | 2017-02-23 | Touch screen |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106951131A true CN106951131A (en) | 2017-07-14 |
| CN106951131B CN106951131B (en) | 2020-09-18 |
Family
ID=59466633
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710098074.7A Active CN106951131B (en) | 2017-02-23 | 2017-02-23 | Touch screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106951131B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108762558A (en) * | 2018-05-23 | 2018-11-06 | Oppo广东移动通信有限公司 | A kind of touch screen, display module and electronic device with the touch screen |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102467293A (en) * | 2010-10-28 | 2012-05-23 | 三星移动显示器株式会社 | Touch screen panel and display device having the same |
| CN103176683A (en) * | 2013-04-03 | 2013-06-26 | 大连七色光太阳能科技开发有限公司 | Touch screen electric conduction bridging |
| TW201342179A (en) * | 2012-04-12 | 2013-10-16 | Tpk Touch Solutions Xiamen Inc | Conductor pattern structure of capacitive touch panel |
| CN204576474U (en) * | 2015-03-27 | 2015-08-19 | 福建省辉锐电子技术有限公司 | A kind of two bridging structures of OGS capacitive touch screen |
| CN105786260A (en) * | 2016-04-22 | 2016-07-20 | 京东方科技集团股份有限公司 | Touch screen and display device |
| CN105912164A (en) * | 2016-04-12 | 2016-08-31 | 京东方科技集团股份有限公司 | Touch baseplate and preparation method and display device for same |
-
2017
- 2017-02-23 CN CN201710098074.7A patent/CN106951131B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102467293A (en) * | 2010-10-28 | 2012-05-23 | 三星移动显示器株式会社 | Touch screen panel and display device having the same |
| TW201342179A (en) * | 2012-04-12 | 2013-10-16 | Tpk Touch Solutions Xiamen Inc | Conductor pattern structure of capacitive touch panel |
| CN103176683A (en) * | 2013-04-03 | 2013-06-26 | 大连七色光太阳能科技开发有限公司 | Touch screen electric conduction bridging |
| CN204576474U (en) * | 2015-03-27 | 2015-08-19 | 福建省辉锐电子技术有限公司 | A kind of two bridging structures of OGS capacitive touch screen |
| CN105912164A (en) * | 2016-04-12 | 2016-08-31 | 京东方科技集团股份有限公司 | Touch baseplate and preparation method and display device for same |
| CN105786260A (en) * | 2016-04-22 | 2016-07-20 | 京东方科技集团股份有限公司 | Touch screen and display device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108762558A (en) * | 2018-05-23 | 2018-11-06 | Oppo广东移动通信有限公司 | A kind of touch screen, display module and electronic device with the touch screen |
| CN108762558B (en) * | 2018-05-23 | 2021-06-04 | Oppo广东移动通信有限公司 | Touch screen, display module with touch screen and electronic device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106951131B (en) | 2020-09-18 |
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