CN103049132A - Monolayer electrode layout of touch screen - Google Patents
Monolayer electrode layout of touch screen Download PDFInfo
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- CN103049132A CN103049132A CN2012105553685A CN201210555368A CN103049132A CN 103049132 A CN103049132 A CN 103049132A CN 2012105553685 A CN2012105553685 A CN 2012105553685A CN 201210555368 A CN201210555368 A CN 201210555368A CN 103049132 A CN103049132 A CN 103049132A
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Abstract
The invention relates to a monolayer electrode layout of a touch screen. The electrode layout comprises a plurality of electrodes in X direction and a plurality of electrodes in Y direction; the electrode in X direction consists of a plurality of electrode blocks; the electrode in Y direction consists of one electrode block; the electrode in X and Y directions are all fishbone, and comprises a main body and a plurality of support bodies extended out from the main body; the support bodies are mutually vertical to the main body; and the sizes of the support bodies of the electrode blocks in X direction are respectively correspondingly the same as that of the support bodies of the electrode block in Y direction. The electrode layout disclosed by the invention not only can be applied to large-size screens but also can stably and quickly detect concrete positions of touch points.
Description
Technical field
The present invention relates to a kind of electrode lay-out of touch-screen, refer in particular to the electrode lay-out of capacitive touch screen.
Background technology
Along with the development of science and technology, touch-screen has replaced the mechanical type push button panel gradually becomes the new operation interfaces of electronic equipment such as mobile phone, notebook.At present, touch-screen mainly comprises resistive touch screen, infrared touch panel and capacitive touch screen, and they all obtain coordinate by different modes.Thereby and capacitive touch screen be by touch object as the conductive material such as finger, pointer near or the touching touch-screen capacitance of touch-screen is changed, when touch-screen detects capacitance variations, just can judge the position of the touching touch-screens such as finger, pointer, and carry out the corresponding touching operation of touch position.Because capacitive touch screen has the characteristic that refers to touch-control more, the operation of hommization can be provided, thereby recently be subject to the favor in market.
It is rhombus that capacitive touch screen uses the structure of two-layer electrode usually, its two-layer electrode is laid in respectively on the ipsilateral of glass substrate, for fear of the mutual conducting between the electrode, so need to bridge contact be set at glass substrate, so just two-layer electrode can be laid on the same side of glass substrate.Although said method has been realized the action that detecting touches, but find through lot of experiments, defectives such as not only existing for traditional diamond structure and to refer to that touch detection is unstable more, power supply noise disturbs large, setting-out poor effect, and when being used on large-sized touch-screen, the detecting effect is poorer.
Therefore need to solve above problem for users provide a kind of single-layer electrodes layout of new touch-screen.
Summary of the invention
Technical matters to be solved by this invention is how a kind of single-layer electrodes layout that can make touch detection more stable on the large scale screen that is used in is provided.
To achieve these goals, the invention provides a kind of single-layer electrodes layout of touch-screen, described electrode comprises some directions X electrodes and some Y-direction electrodes, described directions X electrode is comprised of some electrode blocks, described Y-direction electrode is comprised of an electrode block, described directions X and Y-direction electrode block all are fishbone, it comprises main body and extended several support bodies on the main body, described support body is mutually vertical with described main body, and the support body size of described directions X electrode block is big or small corresponding identical with the support body of Y-direction electrode block respectively.
Compared with prior art, touch-screen single-layer electrodes layout of the present invention not only can be applied on the large scale screen, and can stablize, detect fast the particular location of touch points.
Description of drawings
Fig. 1 is according to touch screen electrode schematic layout pattern of the present invention.
Embodiment
The present invention is further illustrated below in conjunction with drawings and Examples.
Please refer to shown in Figure 1, touch-screen single-layer electrodes layout of the present invention, described electrode comprises some directions X electrodes and some Y-direction electrodes, electrode on the directions X is followed successively by X1, X2..., electrode on the Y-direction is followed successively by Y1, Y2..., and described directions X electrode is comprised of some electrode blocks 11, and the Y-direction electrode is comprised of an electrode block 12, be connected on the chip after described directions X electrode block 11 interconnects, the electrode block of described Y-direction is directly connected to the touch-control chip.Described directions X electrode block and Y-direction electrode block are all laid on the substrate, for fear of mutual conduction between described directions X electrode block 11 and the Y-direction electrode block 12, the marginal position place of described touch-screen arranges bridge contact, by FPC several electrode blocks on the directions X is interconnected.
Described electrode block 11 and electrode block 12 all are fishbone, described electrode block 11 by main body 110 and on the main body 110 extended several support bodies 111 form, wherein said support body 111 is mutually vertical with main body 110, described electrode block 12 by main body 120 and on the main body 120 extended several support bodies 121 form, and described support body 121 is also mutually vertical with main body 120.Be equipped with suspension piece 13 between the described support body 111 and between the support body 121, and described suspension piece 13 is rectangular, for the useful area of the piece 13 that reduces to suspend and the enhancement ratio of making an uproar, described suspension piece 14 can arrange several, so, not only overcome the suspension problem of touch-screen, also strengthened the linearity of touch-screen.Because described continuous support body 111 and continuous support body 121 form square-wave-shaped, so intermeshing between directions X electrode block and the Y-direction electrode block, and then increased on the directions X and the contact area of Y-direction top electrode piece, significantly strengthened the coupling capacitance that produces between the electrode block, for the sweep velocity of accelerating touch-screen provides necessary condition.May cause the sweep velocity that produces too fast because coupling capacitance is excessive, thereby there is deviation in the data that collect when affecting the touch-screen normal operation, therefore, excessive in order to prevent the coupling capacitance that electrode block produces each other, intermeshing and formation space between described directions X electrode block and the Y-direction electrode block, be provided with several suspension pieces 14 in it, described suspension piece 14 is rectangular.
For the matching that increases touch-screen and the antijamming capability of described electrode, support body 111 sizes of described directions X electrode block 11 respectively support body 121 sizes with Y-direction electrode block 12 are corresponding identical, side support body 121 sizes with Y-direction electrode block 12 are identical respectively such as the support body 111 of directions X electrode block 11 1 sides, and the support body 111 of directions X electrode block 11 opposite sides respectively opposite side support body 121 sizes with Y-direction electrode block 12 is identical.Coordinate for the ease of the detecting touch point, the support body of the both sides of described directions X electrode block can be identical, the support body of the both sides of described Y-direction electrode block also can be identical, at this moment, in order to increase the matching of touch-screen, the size of the support body of the described directions X electrode block respectively support body size with the Y-direction electrode block is also identical.
Because described directions X electrode is comprised of some electrode blocks 11, described Y-direction electrode is comprised of an electrode block 12, in order to guarantee the symmetry of electrode lay-out, the length of adjacent electrode block 11 is identical with the length of Y-direction top electrode piece 12 on the described directions X, cause thus the intersection at described adjacent two directions X electrode blocks, the support body 121` of described Y-direction electrode block is large than other support body 121 of Y-direction electrode block.
Among the present invention, because the electrode block on the described directions X and the support body of the electrode block on the Y-direction are intermeshing, so cause the coupling of touch-screen to strengthen, thereby signal strengthens, and between the support body of the electrode block on the described directions X, be equipped with the suspension piece between the support body of the electrode block on the Y-direction and between the electrode block of directions X and the electrode block on the Y-direction, the material that described suspension piece adopts is identical with the material of touch screen electrode, all are ITO, so not only can increase capacitive coupling, strengthen the antijamming capability of described whole electrode layer, and can improve the sensitivity of electrode layer, the linearity and water resistance.Because in the electrode lay-out among the present invention, only be provided with an electrode block on the direction, simultaneously, electrode block on another direction of the corresponding quantity of needs is complementary with it, make on both length directions and equate, therefore above-mentioned electrode lay-out is useful on the large scale screen and uses, thereby stablizes, detects fast the particular location of touch points.More than, only introduced most preferred embodiment of the present invention, therefore be not limited to said structure, all should be in protection scope of the present invention so adopt similar structures to reach the electrode lay-out structure of same effect.
Claims (10)
1. the single-layer electrodes layout of a touch-screen, described electrode comprises some directions X electrodes and some Y-direction electrodes, described directions X electrode is comprised of some electrode blocks, described Y-direction electrode is comprised of an electrode block, it is characterized in that: described directions X and Y-direction electrode block all are fishbone, it comprises main body and extended several support bodies on the main body, described support body is mutually vertical with described main body, and the support body size of described directions X electrode block is big or small corresponding identical with the support body of Y-direction electrode block respectively.
2. the single-layer electrodes layout of touch-screen as claimed in claim 1, it is characterized in that: intermeshing formation space between described directions X electrode block and the Y-direction electrode block is provided with several suspension pieces in it.
3. the single-layer electrodes layout of touch-screen as claimed in claim 1 is characterized in that: also be provided with several suspension pieces between the support body of described electrode block.
4. such as the single-layer electrodes layout of touch-screen as described in claim 2 or 3, it is characterized in that: described suspension piece is rectangular.
5. such as the single-layer electrodes layout of touch-screen as described in claim 2 or 3, it is characterized in that: the material that described suspension piece adopts is identical with the material of touch screen electrode.
6. the single-layer electrodes layout of touch-screen as claimed in claim 1, it is characterized in that: the length of adjacent electrode piece is identical with the length of Y-direction top electrode piece on the described directions X.
7. such as the single-layer electrodes layout of touch-screen as described in claim 1 or 6, it is characterized in that: the intersection of described adjacent two directions X electrode blocks, this support body of described Y-direction electrode block is large than other support body of Y-direction electrode block.
8. the single-layer electrodes layout of touch-screen as claimed in claim 1, it is characterized in that: the bridge contact between described directions X electrode block and the Y-direction electrode block is positioned on the FPC.
9. the single-layer electrodes layout of touch-screen as claimed in claim 1, it is characterized in that: the support body of described directions X electrode block both sides is identical.
10. the single-layer electrodes layout of touch-screen as claimed in claim 1, it is characterized in that: the support body of described Y-direction electrode block both sides is identical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012105553685A CN103049132A (en) | 2012-12-20 | 2012-12-20 | Monolayer electrode layout of touch screen |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2012105553685A CN103049132A (en) | 2012-12-20 | 2012-12-20 | Monolayer electrode layout of touch screen |
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| CN103049132A true CN103049132A (en) | 2013-04-17 |
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| CN2012105553685A Pending CN103049132A (en) | 2012-12-20 | 2012-12-20 | Monolayer electrode layout of touch screen |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104346009A (en) * | 2013-08-07 | 2015-02-11 | 上海思立微电子科技有限公司 | Capacitance touch screen and touch position detection method on capacitance touch screen |
| CN104461100A (en) * | 2013-09-24 | 2015-03-25 | 晨星半导体股份有限公司 | Single-layer electrode structure |
| TWI486861B (en) * | 2013-06-14 | 2015-06-01 | Image Match Desgin Inc | Structure of finger sensing device of capacitive fingerprint recognition ic |
| CN105320329A (en) * | 2014-07-28 | 2016-02-10 | 群创光电股份有限公司 | Display panel |
| CN111399688A (en) * | 2020-04-17 | 2020-07-10 | 武汉华星光电半导体显示技术有限公司 | Touch panel and display device |
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| CN102419654A (en) * | 2011-09-30 | 2012-04-18 | 苏州瀚瑞微电子有限公司 | Wiring structure of induction layer |
| CN102446028A (en) * | 2012-01-17 | 2012-05-09 | 苏州瀚瑞微电子有限公司 | Wiring structure for single-layer ITO (Indium Tin Oxide) |
| CN102622151A (en) * | 2012-04-27 | 2012-08-01 | 苏州瀚瑞微电子有限公司 | Wiring structure of double-layer information technology outsourcing (ITO) |
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2012
- 2012-12-20 CN CN2012105553685A patent/CN103049132A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102419654A (en) * | 2011-09-30 | 2012-04-18 | 苏州瀚瑞微电子有限公司 | Wiring structure of induction layer |
| CN102446028A (en) * | 2012-01-17 | 2012-05-09 | 苏州瀚瑞微电子有限公司 | Wiring structure for single-layer ITO (Indium Tin Oxide) |
| CN102622151A (en) * | 2012-04-27 | 2012-08-01 | 苏州瀚瑞微电子有限公司 | Wiring structure of double-layer information technology outsourcing (ITO) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI486861B (en) * | 2013-06-14 | 2015-06-01 | Image Match Desgin Inc | Structure of finger sensing device of capacitive fingerprint recognition ic |
| CN104346009A (en) * | 2013-08-07 | 2015-02-11 | 上海思立微电子科技有限公司 | Capacitance touch screen and touch position detection method on capacitance touch screen |
| CN104346009B (en) * | 2013-08-07 | 2018-08-28 | 上海思立微电子科技有限公司 | Touch position detecting method on capacitance touching control screen and capacitance touching control screen |
| CN104461100A (en) * | 2013-09-24 | 2015-03-25 | 晨星半导体股份有限公司 | Single-layer electrode structure |
| CN105320329A (en) * | 2014-07-28 | 2016-02-10 | 群创光电股份有限公司 | Display panel |
| CN105320329B (en) * | 2014-07-28 | 2019-03-15 | 群创光电股份有限公司 | Display panel |
| CN111399688A (en) * | 2020-04-17 | 2020-07-10 | 武汉华星光电半导体显示技术有限公司 | Touch panel and display device |
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Application publication date: 20130417 |