CN201622556U - Improved structure of capacitive touch panel - Google Patents
Improved structure of capacitive touch panel Download PDFInfo
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- CN201622556U CN201622556U CN2010201715314U CN201020171531U CN201622556U CN 201622556 U CN201622556 U CN 201622556U CN 2010201715314 U CN2010201715314 U CN 2010201715314U CN 201020171531 U CN201020171531 U CN 201020171531U CN 201622556 U CN201622556 U CN 201622556U
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- shielding layer
- touch
- sensing
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- control
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Abstract
The utility model discloses an improved structure of a capacitive touch panel. The capacitive touch panel comprises a substrate, a shielding layer, a filling layer and a touch induction structure, wherein the substrate is provided with a sensing area and a non-sensing area surrounding the sensing area; the shielding layer is formed on one of surfaces of the non-sensing area of the substrate; the filling layer is extended from the lateral surface of the shielding layer to cover the upper surface of the shielding layer; the same plane is formed on the surface of the filling layer; the touch induction structure is formed on the filling layer and at least comprises a plurality of signal lines; the signal lines are used for transmitting a touch signal and overlapped with the shielding layer; and the shielding layer is used for shielding the signal lines.
Description
Technical field
The utility model is relevant for a kind of structural improvement 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 common practices wherein forms black matrix" in the edge on a surface prior to substrate, forms several lines of induction and several signal line again in this surface, and especially several signal line extend to and this black matrix" overlapping, and each signal line is covered.
Because of the difference in height that black matrix" produced, make each signal line to be provided with when several signal line are provided with, produce broken string when making the difference of this height make this signal line climbing easily, make signal transmit really, and become defective products in the climbing mode.
The utility model content
The technical matters that the utility model solved is to provide a kind of structural improvement of capacitance type touch-control panel, can make the planar shaping of this touch-control sensing structure in same thickness, to guarantee the transmission of signal.
The technical solution of the utility model is: a kind of structural improvement 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 shielding layer, the non-sensing area that is formed at this substrate is a surface wherein; One fills and leads up layer, and this is filled and led up layer and is extended to by the side of this shielding layer and be covered in the shielding layer upper surface, and this is filled and led up laminar surface and forms same plane; And a touch-control sensing structure, being formed at this and filling and leading up layer and go up and comprise a plurality of signal line at least, those signal line are in order to transmit a touch-control signal, and those signal line and this shielding layer are overlapping.
Wherein, this shielding layer is around this touch-control sensing structure.
This touch-control sensing structure comprises that more plural number is in order to respond to the 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; Plural number first connecting line, each first connecting line is located in this sensing area, and electrically connect in those first sensing units adjacent the two; One first insulation course, this first insulation course covers the some of each those first connecting line; Plural number second connecting line, 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.
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 material of this shielding layer is the resin 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; And this substrate surface forms touch-control sensing structure after can forming the plane of same thickness by this effect of filling and leading up of filling and leading up layer again, can reduce because difference in height forms the broken string problem, to guarantee the transmission of signal, improves the yield of contact panel.
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 illustrates the floor map that capacitance type touch-control panel in the utility model is provided with shielding layer;
Fig. 5 illustrates the floor map that layer is filled and led up in capacitance type touch-control panel setting in the utility model;
Fig. 6 A, B illustrate the floor map that capacitance type touch-control panel in the utility model is provided with inductive layer;
Fig. 7 illustrates the floor map that capacitance type touch-control panel in the utility model is provided with plural first connecting line;
Fig. 8 illustrates the floor map that capacitance type touch-control panel in the utility model is provided with first insulation course.
[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
Second connecting line, 151 signal line 152
Fill and lead up layer 17
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, the non-sensing area 11b that this shielding layer 132 is formed at this substrate is a surface wherein, and this is filled and led up the layer 17 side 132a by this shielding layer 132 and extends to and be covered in shielding layer upper surface 132b, this is filled and led up layer 17 surface and forms same plane, this touch-control sensing structure is formed at this and fills and leads up on the layer 17 and comprise a plurality of signal line 152 at least, those signal line 152 are in order to transmit a touch-control signal, those signal line 152 are overlapping with this shielding layer 132, 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, and this touch-control sensing structure can be in the planar shaping of same thickness, to guarantee the transmission of signal.
This touch-control sensing structure comprises an inductive layer 12, plural first connecting line 131, one first insulation course 14 and plural second connecting line 151, and wherein the formation of each layer please refer to the 4th in proper order to shown in Figure 8; Form shielding layer 132 prior to these substrate 11 surfaces, it is partly peripheral that this shielding layer 132 is formed at substrate 11, and distinguish the sensing area 11a and the non-sensing area 11b of substrate.
Then form in substrate 11 surfaces again and fill and lead up layer 17 (as shown in Figure 5), this is filled and led up layer 17 this sensing area 11a and extends to and be covered on the shielding layer 132, and these substrate 11 surfaces then form the plane (can simultaneously with reference to Fig. 2 and shown in Figure 3) of same thickness by this effect of filling and leading up of filling and leading up layer 17.
Then form inductive layer 12 in substrate 11 surfaces again, as shown in Figure 6A, 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. 6 B, each first sensing unit, 121 each self-isolation.
Then form plural first connecting line 131 (as shown in Figure 7) in substrate 11 surfaces again, each first connecting line 131 is located in this sensing area 11a, and electrically connect in those first sensing units 121 adjacent the two.
Then form one first insulation course 14 as shown in Figure 8, this first insulation course 14 covers the some of each those first connecting line 131.
Form plural second connecting line 151 and signal line 152 (as shown in Figure 1) at last, 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.
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; And these substrate 11 surfaces form touch-control sensing structure after can forming the plane of same thickness by this effect of filling and leading up of filling and leading up layer 17 again, can reduce because difference in height forms the broken string problem, to guarantee the transmission of signal, improve the yield of contact panel.
Claims (8)
1. the structural improvement of 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 shielding layer, the non-sensing area that is formed at this substrate is a surface wherein;
One fills and leads up layer, and this is filled and led up layer and is extended to by the side of this shielding layer and be covered in the shielding layer upper surface, and this is filled and led up laminar surface and forms same plane; And
One touch-control sensing structure is formed at this and fills and leads up layer and go up and comprise a plurality of signal line at least, and those signal line are in order to transmit a touch-control signal, and those signal line and this shielding layer are overlapping.
2. the structural improvement of 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. the structural improvement of capacitance type touch-control panel as claimed in claim 1 is characterized in that, this touch-control sensing structure comprises that more plural number is in order to respond to the sensing unit of this touch-control signal.
4. the structural improvement of 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. the structural improvement of 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;
Plural number first connecting line, each first connecting line is located in this sensing area, and electrically connect in those first sensing units adjacent the two;
One first insulation course, this first insulation course covers the some of each those first connecting line;
Plural number second connecting line, 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. as the structural improvement of 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.
7. as the structural improvement of 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.
8. as the structural improvement of claim 1,2,3 or 5 described capacitance type touch-control panels, it is characterized in that the material of this shielding layer is the resin material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201715314U CN201622556U (en) | 2010-04-23 | 2010-04-23 | Improved structure of capacitive touch panel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201715314U CN201622556U (en) | 2010-04-23 | 2010-04-23 | Improved structure of capacitive touch panel |
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| Publication Number | Publication Date |
|---|---|
| CN201622556U true CN201622556U (en) | 2010-11-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2010201715314U Expired - Fee Related CN201622556U (en) | 2010-04-23 | 2010-04-23 | Improved structure of capacitive touch panel |
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| CN (1) | CN201622556U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102929468A (en) * | 2012-11-16 | 2013-02-13 | 敦泰科技有限公司 | Improvement technique and structure for single layer capacitive touch screen |
| CN103376927A (en) * | 2012-04-17 | 2013-10-30 | 宸鸿科技(厦门)有限公司 | Touch panel and production method |
-
2010
- 2010-04-23 CN CN2010201715314U patent/CN201622556U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103376927A (en) * | 2012-04-17 | 2013-10-30 | 宸鸿科技(厦门)有限公司 | Touch panel and production method |
| CN102929468A (en) * | 2012-11-16 | 2013-02-13 | 敦泰科技有限公司 | Improvement technique and structure for single layer capacitive touch screen |
| CN102929468B (en) * | 2012-11-16 | 2016-08-31 | 敦泰科技有限公司 | A kind of modification method towards monolayer capacitance touch screen and structure |
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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: 20101103 Termination date: 20170423 |
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| CF01 | Termination of patent right due to non-payment of annual fee |