CN201654748U - Capacitor type touch panel - Google Patents
Capacitor type touch panel Download PDFInfo
- Publication number
- CN201654748U CN201654748U CN2010201715418U CN201020171541U CN201654748U CN 201654748 U CN201654748 U CN 201654748U CN 2010201715418 U CN2010201715418 U CN 2010201715418U CN 201020171541 U CN201020171541 U CN 201020171541U CN 201654748 U CN201654748 U CN 201654748U
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- shielding layer
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- sensing
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Abstract
The utility model relates to a capacitor type touch panel. The capacitor type touch panel comprises a base plate, a touch sensing structure and a shielding layer. The touch sensing structure is arranged on the base plate and comprises a plurality of signal wires at least. The signal wires are used for transmitting touch signals, and the shielding layer arranged at the edge of the base plate is used for shielding the signal wires.
Description
Technical field
The utility model is relevant for a kind of capacitance type touch-control panel, and particularly has shielding layer as covering the capacitance type touch-control panel of signal line relevant for a kind of.
Background technology
Traditional capacitance type touch-control panel comprises substrate, several lines of induction, several signal line and black matrix" at least.Every the line of induction comprises several connecting lines and several sensing units, one of those connecting lines electrically connect in those sensing units adjacent the two.Signal line is electrically connected at the line of induction and extends to the edge of substrate.Black matrix" is as shielding layer, and the position of its corresponding those signal line is formed at substrate, to cover the signal line of the edge that is positioned at substrate, avoids signal line to expose.
Yet black matrix", sensing unit, connecting line and signal line cause capacitance type touch-control panel processing procedure time and cost to reduce in not finishing in people having a common goal's processing procedure.
The utility model content
The technical matters that the utility model solved is to provide a kind of capacitance type touch-control panel, and therefore the material metal of shielding layer or other conductive material can be integrated in shielding layer with in the processing procedure with connecting line and finish, with cost and the time of saving one processing procedure.
The technical solution of the utility model is: a kind of capacitance type touch-control panel comprises: a substrate, this substrate are provided with sensing area and the non-sensing area outside sensing area; One touch-control sensing structure is formed at this substrate and comprises a plurality of signal line at least, and those signal line are in order to transmit a touch-control signal; One shielding layer is formed at the non-sensing area of this substrate, and this shielding layer is overlapping with those signal line that are positioned at this edge.
Wherein, this shielding layer is around this touch-control sensing structure.
This touch-control sensing structure more comprises in order to respond to the plural sensing unit of this touch-control signal.
This substrate has a substrate surface, and this touch-control sensing structure and this shielding layer are formed at this substrate surface, and an end of each those signal line electrically connects this corresponding sensing unit, and the other end of each those signal line extends to this shielding layer overlapping.
This touch-control sensing structure comprises: an inductive layer, be provided with plural first sensing unit and second sensing unit, each first sensing unit is formed in this substrate sensing area along a first direction, and each second sensing unit is formed in this substrate sensing area along a second direction; One structural sheet is provided with plural first connecting line and shielding layer, and each first connecting line is located in this sensing area, and electrically connect in those first sensing units adjacent the two, this shielding layer then is located in the non-sensing area; One first insulation course, this first insulation course covers the some of each those first connecting line, and is covered on this shielding layer; Metal level is provided with plural second connecting line, and each second connecting line is located in this sensing area, one of those second connecting lines stride across this first insulation course and electrically connect in those second sensing units adjacent the two.
The material of this first connecting line and this shielding layer is identical.
This first insulation course also has a ground connection perforate of exposing this shielding layer, and also further is provided with a ground wire in this ground connection perforate, and this ground wire electrically connects this shielding layer and an earth terminal.
This ground wire and this shielding layer are overlapping.
Be provided with second insulation course, this second insulation course covers this touch-control sensing structure and shielding layer.
The material of this shielding layer is metal or conductive material.
The beneficial effects of the utility model are: because shielding layer is around the edge of whole base plate, so when electromagnetic interference (EMI) invasion and attack capacitance type touch-control panel, shielding layer can have been brought into play the protective action of maximum magnitude.
Description of drawings
Fig. 1 illustrates the synoptic diagram according to the capacitance type touch-control panel of the utility model preferred embodiment;
Fig. 2 illustrates the cut-open view of direction 2-2 ' among Fig. 1;
Fig. 3 illustrates the cut-open view of direction 3-3 ' among Fig. 1;
Fig. 4 A, B illustrate the floor map that capacitance type touch-control panel in the utility model is provided with inductive layer;
Fig. 5 illustrates the floor map that capacitance type touch-control panel in the utility model is provided with structural sheet;
Fig. 6 illustrates the floor map that capacitance type touch-control panel in the utility model is provided with first insulation course;
Fig. 7 illustrates the synoptic diagram according to the capacitance type touch-control panel of another embodiment of the utility model;
Fig. 8 illustrates the cut-open view of direction 8-8 ' among Fig. 7.
[figure number explanation]
Capacitance type touch-control panel 1 substrate 11
The non-sensing area 11b of sensing area 11a
Second sensing unit, 122 first connecting lines 131
Ground connection perforate 141 second connecting lines 151
Embodiment
Please refer to Fig. 1, Fig. 2 and Fig. 3, Fig. 1 illustrates the synoptic diagram according to the capacitance type touch-control panel of the utility model preferred embodiment, and Fig. 2 illustrates the cut-open view of direction 2-2 ' among Fig. 1, and Fig. 3 illustrates the cut-open view of direction 3-3 ' among Fig. 1.
As shown in Figure 1, capacitance type touch-control panel 1 comprises a substrate 11 and a touch-control sensing structure, these substrate 11 transparency carriers also are provided with sensing area 11a and the non-sensing area 11b outside sensing area 11a, this touch-control sensing structure is formed at this substrate 11 and comprises a plurality of signal line 152 at least, those signal line 152 are in order to transmit a touch-control signal, and there is a shielding layer 132 to be formed at the non-sensing area 11b of this substrate, this shielding layer 132 is overlapping with those signal line 152 that are positioned at this edge, the profile of this shielding layer 132 in the form of a ring, it is around touch-control sensing structure, and the color dead color of this shielding layer 132 for example is a black.Perhaps, the color of the color of shielding layer 132 and signal line 152 is close.Therefore, shielding layer 132 can be used as and covers the signal line that extends to substrate edges, avoids signal line 152 to come out in appearance.Say that further shielding layer 132 can replace the material of black matrix" or other tool shaded effect as the effect of covering the signal line that extends to substrate edges.
This touch-control sensing structure comprises an inductive layer 12, a structural sheet, one first insulation course 14 and metal level, and wherein the formation of each layer please refer to the 4th in proper order to shown in Figure 6; Form inductive layer 12 prior to these substrate 11 lower surfaces, shown in Fig. 4 A, this inductive layer 12 is provided with plural first sensing unit 121 and second sensing unit 122, each first sensing unit 121 (can be X-direction among the embodiment as shown in the figure along a first direction, can also be Y direction) be formed in this substrate sensing area 11a, and each second sensing unit 122 (can be Y direction along a second direction among the embodiment as shown in the figure, can also be X-direction) be formed in this substrate sensing area 11a, wherein 121 of each first sensing units also can be formed with connecting portion 112a; Certainly, also can be shown in Fig. 4 B, each first sensing unit, 121 each self-isolation.
Then form structural sheet (as shown in Figure 5) in substrate 11 surfaces again, this structural sheet is provided with plural first connecting line 131 and shielding layer 132, so first connecting line 131 and identical metal or other conductive material of shielding layer 132 materials, so can in processing procedure, finish, each first connecting line 131 is located in this sensing area 11a, and electrically connect in those first sensing units 121 adjacent the two, this shielding layer 132 then is located in the non-sensing area 11b.
Then form one first insulation course 14 as shown in Figure 6, this first insulation course 14 covers the some of each those first connecting line 131, and is covered on this shielding layer 132.
Form metal level (as shown in Figure 1) at last, be provided with plural second connecting line 151 and signal line 152, each second connecting line 151 is located in this sensing area 11a, one of those second connecting lines 151 stride across this first insulation course 14 and electrically connect in those second sensing units 122 adjacent the two, and this signal line 152 is formed on first insulation course 14, one end of each signal line 152 electrically connects first, second corresponding sensing unit 121,122, the other end of each signal line 152 extends on first insulation course 14, and overlapping with shielding layer 132; Certainly, also can further be coated with second insulation course (not illustrating), in order to outermost insulation protection effect to be provided in this touch-control sensing structure and shielding layer.
During whole implementation, first sensing unit 121 and second sensing unit 122 are in order to respond to by a touch-control signal (not illustrating) of pointing or pointer caused.By this touch-control signal to output winding displacement (not illustrating) of signal line 152 transmission, this output winding displacement electrically connects one drive circuit (not illustrating), and produces corresponding reaction action again.
In another embodiment, shielding layer 132 can be used as the protection electromagnetic interference (EMI), and (electromagneticinterference, usefulness EMI) also can further be done the variation of different colours picture case according to visual demand.Please refer to Fig. 7 and Fig. 8, Fig. 7 illustrates the synoptic diagram according to the capacitance type touch-control panel of another embodiment of the utility model, and Fig. 8 illustrates the cut-open view of direction 8-8 ' among Fig. 7.First insulation course 14 of capacitance type touch-control panel 1 is formed on the shielding layer 132 and has a ground connection perforate 141.The some of shielding layer 132 is exposed in ground connection perforate 141, and a ground wire 16 can be formed in the ground connection perforate 141 to electrically connect a shielding layer 132 and an earth terminal (not illustrating).Wherein, wherein ground wire 16 extends the top of shielding layer 132, and promptly ground wire 16 is overlapping to be subjected to covering of shielding layer 132 with shielding layer 132, avoids ground wire 16 to come out in appearance.
Because shielding layer 132 is around the edge of whole base plate 11, when electromagnetic interference (EMI) invasion and attack capacitance type touch-control panel 1, shielding layer 132 can have been brought into play the protective action of maximum magnitude.
Claims (10)
1. a capacitance type touch-control panel is characterized in that, comprising:
One substrate, this substrate are provided with sensing area and the non-sensing area outside sensing area;
One touch-control sensing structure is formed at this substrate and comprises a plurality of signal line at least, and those signal line are in order to transmit a touch-control signal;
One shielding layer is formed at the non-sensing area of this substrate, and this shielding layer is overlapping with those signal line that are positioned at this edge.
2. capacitance type touch-control panel as claimed in claim 1 is characterized in that this shielding layer is around this touch-control sensing structure.
3. capacitance type touch-control panel as claimed in claim 1 is characterized in that, this touch-control sensing structure more comprises in order to respond to the plural sensing unit of this touch-control signal.
4. capacitance type touch-control panel as claimed in claim 3, it is characterized in that, this substrate has a substrate surface, this touch-control sensing structure and this shielding layer are formed at this substrate surface, one end of each those signal line electrically connects this corresponding sensing unit, and the other end of each those signal line extends to this shielding layer overlapping.
5. capacitance type touch-control panel as claimed in claim 1 is characterized in that, this touch-control sensing structure comprises:
One inductive layer is provided with plural first sensing unit and second sensing unit, and each first sensing unit is formed in this substrate sensing area along a first direction, and each second sensing unit is formed in this substrate sensing area along a second direction;
One structural sheet is provided with plural first connecting line and shielding layer, and each first connecting line is located in this sensing area, and electrically connect in those first sensing units adjacent the two, this shielding layer then is located in the non-sensing area;
One first insulation course, this first insulation course covers the some of each those first connecting line, and is covered on this shielding layer;
Metal level is provided with plural second connecting line, and each second connecting line is located in this sensing area, one of those second connecting lines stride across this first insulation course and electrically connect in those second sensing units adjacent the two.
6. capacitance type touch-control panel as claimed in claim 5 is characterized in that the material of this first connecting line and this shielding layer is identical.
7. capacitance type touch-control panel as claimed in claim 5 is characterized in that, this first insulation course also has a ground connection perforate of exposing this shielding layer, and also further is provided with a ground wire in this ground connection perforate, and this ground wire electrically connects this shielding layer and an earth terminal.
8. capacitance type touch-control panel as claimed in claim 7 is characterized in that, this ground wire and this shielding layer are overlapping.
9. as claim 1,2,3 or 5 described capacitance type touch-control panels, it is characterized in that be provided with second insulation course, this second insulation course covers this touch-control sensing structure and shielding layer.
10. as claim 1,2,3 or 5 described capacitance type touch-control panels, it is characterized in that the material of this shielding layer is metal or conductive material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201715418U CN201654748U (en) | 2010-04-23 | 2010-04-23 | Capacitor type touch panel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201715418U CN201654748U (en) | 2010-04-23 | 2010-04-23 | Capacitor type touch panel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201654748U true CN201654748U (en) | 2010-11-24 |
Family
ID=43119991
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201715418U Expired - Fee Related CN201654748U (en) | 2010-04-23 | 2010-04-23 | Capacitor type touch panel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201654748U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102096537A (en) * | 2011-03-18 | 2011-06-15 | 深圳南玻显示器件科技有限公司 | Machining method of capacitive touch screen |
| CN102243556A (en) * | 2011-06-14 | 2011-11-16 | 华映视讯（吴江）有限公司 | Capacitive touch panel |
| CN102654798A (en) * | 2011-03-03 | 2012-09-05 | 宸鸿光电科技股份有限公司 | Touch sensing device and manufacturing method thereof |
| CN102681709A (en) * | 2011-03-17 | 2012-09-19 | 宸鸿光电科技股份有限公司 | Touch control display equipment and manufacturing method thereof |
| CN103019489A (en) * | 2012-12-17 | 2013-04-03 | 鸿富锦精密工业（深圳）有限公司 | Electronic device with capacitive touch screen |
| US20130271408A1 (en) * | 2012-04-17 | 2013-10-17 | Tpk Touch Solutions (Xiamen) Inc. | Touch screen and manufacturing method thereof |
| CN103995609A (en) * | 2013-02-17 | 2014-08-20 | 宸鸿科技(厦门)有限公司 | Touch device and forming method thereof |
| CN107992236A (en) * | 2018-01-19 | 2018-05-04 | 昆山国显光电有限公司 | Touch screen and preparation method thereof and touch control display apparatus |
-
2010
- 2010-04-23 CN CN2010201715418U patent/CN201654748U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102654798A (en) * | 2011-03-03 | 2012-09-05 | 宸鸿光电科技股份有限公司 | Touch sensing device and manufacturing method thereof |
| CN102681709A (en) * | 2011-03-17 | 2012-09-19 | 宸鸿光电科技股份有限公司 | Touch control display equipment and manufacturing method thereof |
| CN102096537A (en) * | 2011-03-18 | 2011-06-15 | 深圳南玻显示器件科技有限公司 | Machining method of capacitive touch screen |
| CN102096537B (en) * | 2011-03-18 | 2013-04-10 | 深圳南玻显示器件科技有限公司 | Machining method of capacitive touch screen |
| CN102243556A (en) * | 2011-06-14 | 2011-11-16 | 华映视讯（吴江）有限公司 | Capacitive touch panel |
| CN102243556B (en) * | 2011-06-14 | 2013-12-18 | 华映视讯（吴江）有限公司 | Capacitive touch panel |
| US20130271408A1 (en) * | 2012-04-17 | 2013-10-17 | Tpk Touch Solutions (Xiamen) Inc. | Touch screen and manufacturing method thereof |
| CN103019489A (en) * | 2012-12-17 | 2013-04-03 | 鸿富锦精密工业（深圳）有限公司 | Electronic device with capacitive touch screen |
| CN103995609A (en) * | 2013-02-17 | 2014-08-20 | 宸鸿科技(厦门)有限公司 | Touch device and forming method thereof |
| CN107992236A (en) * | 2018-01-19 | 2018-05-04 | 昆山国显光电有限公司 | Touch screen and preparation method thereof and touch control display apparatus |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101124 Termination date: 20170423 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |