CN202615348U - Touch control board and touch control display board - Google Patents
Touch control board and touch control display board Download PDFInfo
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- CN202615348U CN202615348U CN 201220153102 CN201220153102U CN202615348U CN 202615348 U CN202615348 U CN 202615348U CN 201220153102 CN201220153102 CN 201220153102 CN 201220153102 U CN201220153102 U CN 201220153102U CN 202615348 U CN202615348 U CN 202615348U
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- trackpad
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Abstract
The utility model discloses a touch control board which comprises a substrate, a decorative layer, a touch control sensing element and at least one first insulation pattern. The substrate is provided with a light-transmitting region and a peripheral region. The decorative layer is arranged in the peripheral region of the substrate. The touch control sensing element comprises a first patterning transparent sensing layer and the first patterning transparent sensing layer is at least arranged in the light transmitting region of the substrate, wherein the first patterning transparent sensing layer extends into the peripheral region and is partly overlapped with the decorative layer. The first insulation pattern is arranged in the peripheral region of the substrate and is positioned between the first patterning transparent sensing layer and the decorative layer to ensure that the first patterning transparent sensing layer is not in contact with the decorative layer. The utility model also discloses a touch control display board.
Description
Technical field
The utility model relates to a kind of Trackpad and a kind of touch-control display board, particularly a kind of Trackpad and touch-control display board that reduces short-circuit risks.
Background technology
Trackpad is owing to have human-computer interaction and the diversified characteristic of design, and is widely used in the input interface of electronic product.In recent years along with the consumption electronic products application surface is more and more wider; Touch controllable function is combined with display and the product used is also more and more, for example mobile phone (mobile phone), satellite navigation system (GPS navigator system), flat computer (tablet PC) and mobile computer (laptop PC) etc.Generally speaking; The substrate of Trackpad has photic zone and surrounding zone; Wherein in photic zone, be provided with at least in order to the transparent sensing electrode of touch-control input function to be provided, the surrounding zone is then laid and is connected with transparent sensing electrode electricity and in order to transmit the plain conductor of sensing signal.In addition, in order to ensure the touch controllable function at photic zone edge, transparent sensing electrode can extend to the surrounding zone usually and can be with overlapping in order to the decorative layer (decoration layer) that covers plain conductor and contact.
Yet; Owing to have high tack in order to transparent conductive material and the decorative layer of making transparent sensing electrode; Therefore at the etching transparent conductive material with when forming transparent sensing electrode; Usually can remain on the decorative layer, produce short circuit and cause the touch controllable function of Trackpad to lose efficacy because transparent conductive material can't be etched fully.
The utility model content
One of purpose of the utility model is to provide a kind of Trackpad, to reduce short-circuit risks.
One preferred embodiment of the utility model provides a kind of Trackpad, comprises a substrate, a decorative layer, a touch-control sensing assembly and at least one first insulating pattern.Substrate has a photic zone and a surrounding zone.Decorative layer is arranged in the surrounding zone of substrate.The touch-control sensing assembly comprises the transparent sensed layer of one first patterning, is arranged at least in the photic zone of substrate, and wherein the transparent sensed layer of first patterning extends in the surrounding zone and be overlapping with sections decorative layer.First insulating pattern be arranged in the surrounding zone of substrate and the position between transparent sensed layer of first patterning and decorative layer, so that the transparent sensed layer of first patterning does not contact with decorative layer.
Another preferred embodiment of the utility model provides a kind of touch-control display board, comprises a display board, and above-mentioned Trackpad.Display board has a display surface, and above-mentioned Trackpad is arranged on the display surface of display board.
Description of drawings
Fig. 1 to shown in Figure 3 be the synoptic diagram of Trackpad of first preferred embodiment of the utility model.
Shown in Figure 4 is the synoptic diagram of Trackpad of an alternate embodiment of first preferred embodiment of the utility model.
Fig. 5 and shown in Figure 6 be the synoptic diagram of Trackpad of second preferred embodiment of the utility model.
Fig. 7 and shown in Figure 8 be the synoptic diagram of Trackpad of an alternate embodiment of second preferred embodiment of the utility model.
Fig. 9 to shown in Figure 11 be the synoptic diagram of Trackpad of the 3rd preferred embodiment of the utility model.
Shown in Figure 12 is the synoptic diagram of Trackpad of an alternate embodiment of the 3rd preferred embodiment of the utility model.
Shown in Figure 13 is the synoptic diagram of touch-control display board of a preferred embodiment of the utility model.
Wherein, description of reference numerals is following:
10 Trackpads, 12 substrates
14 decorative layers, 161 first insulating patterns
20 touch-control sensing assembly 12A photic zones
The transparent sensed layer of 12B surrounding zone 21 first patternings
The 21X first transparent sensing electrode 21C first transparent connecting line
21Y second transparent sensing electrode 162 second insulating patterns
23C second connecting line 10 ' Trackpad
The transparent sensing electrode of 30 Trackpad 21P
30 ' Trackpad, 40 Trackpads
The transparent sensed layer 22Y second transparent sensing electrode of 22 second patternings
22C second transparent connecting line 163 the 3rd insulating pattern
80 display boards, 90 Trackpads
100 touch-control display boards, 18 protective seams
Embodiment
Please refer to Fig. 1 to Fig. 3.Fig. 1 to shown in Figure 3 be the synoptic diagram of Trackpad of first preferred embodiment of the utility model; Wherein Fig. 1 looks synoptic diagram on the Trackpad of present embodiment; The cross-sectional schematic that is the Trackpad of Fig. 1 along hatching line A-A ' shown in Figure 2, and the cross-sectional schematic that is the Trackpad of Fig. 1 along hatching line B-B ' shown in Figure 3.To shown in Figure 3, the Trackpad 10 of present embodiment comprises a substrate 12, a decorative layer 14, a touch-control sensing assembly 20 and at least one first insulating pattern 161 like Fig. 1.Substrate 12 can be a for example glass substrate of a rigid transparent substrates, or a bendable transparent substrates, a plastic for example, but not as limit.Substrate 12 has a photic zone 12A, and a surrounding zone 12B is around photic zone 12A.Decorative layer 14 is arranged in the surrounding zone 12B of substrate 12.The material of decorative layer 14 can comprise pottery, type bore carbon, printing ink or organic material (for example photoresistance) wherein at least one, but not as limit.Touch-control sensing assembly 20 is arranged on the photic zone 12A of substrate 12 at least, in order to realize touch-control input function.Touch-control sensing assembly 20 can comprise the transparent sensed layer 21 of one first patterning; Be arranged in the photic zone 12A of substrate 12 and and overlap with decorative layer 14; Wherein the transparent sensed layer 21 of first patterning extends in the 12B of surrounding zone, uses the touch-control input function of the intersection of guaranteeing photic zone 12A and surrounding zone 12B or increases the touch-control input function of the subregion of surrounding zone 12B.First insulating pattern 161 (as shown in Figure 2) is arranged on the interior also position of surrounding zone 12B of substrate 12 between transparent sensed layer 21 of first patterning and decorative layer 14, and the transparent sensed layer 21 of first patterning does not contact with decorative layer 14.In addition, a protective seam 18 (as shown in Figure 2) can be set further on the substrate 12, cover transparent sensed layer 21 of first patterning and decorative layer 14 partly.The material of protective seam 18 can be an inorganic protective layer, for example silicon dioxide layer, or organic protection layer.Moreover the surrounding zone 12B of substrate 12 can be provided with the lead (figure does not show) that is electrically connected with the transparent sensed layer 21 of first patterning in addition, and the touching signals that whereby the transparent sensed layer 21 of first patterning is sensed is delivered to sensor chip (figure does not show).Decorative layer 14, first insulating pattern 161 and the transparent sensed layer 21 of first patterning can be arranged on the same surface of substrate 12, but not as limit.The transparent sensed layer 21 of first patterning is a transparency conducting layer, and its material can comprise for example tin indium oxide (ITO) or indium zinc oxide (IZO) etc., but not as limit.The material of first insulating pattern 161 can be organic insulation, but also not can be inorganic insulating material as limit.In addition, first insulating pattern 161 can be individual layer insulating pattern or composite bed insulating pattern.
Arrive shown in Figure 3 like Fig. 1; In the present embodiment; The transparent sensed layer 21 of first patterning comprises that a plurality of first transparent sensing electrode 21X and a plurality of first transparent connecting line 21C are arranged in the photic zone 12A of substrate 12 along a direction (for example X-direction), and a plurality of second transparent sensing electrode 21Y is arranged in the photic zone 12A of substrate 12 along other direction (for example Y direction).Each first transparent sensing electrode 21X and each second transparent sensing electrode 21Y comprise a for example rhombus electrode respectively, but not can be the for example electrode of triangular-shaped electrodes, rectangular electrode, linear electrode or other different shape as limit.Two first adjacent transparent sensing electrode 21X connect through one first transparent connecting line 21C; The wherein at least one first transparent sensing electrode 21X and decorative layer 14 are overlapped, and first insulating pattern 161 is arranged between the first transparent sensing electrode 21X and the decorative layer 14.In addition, touch-control sensing assembly 20 also comprises a plurality of second insulating patterns 162 and many second connecting line 23C.Two second adjacent transparent sensing electrode 21Y connect through one second connecting line 23C, and the wherein at least one second transparent sensing electrode 21Y and decorative layer 14 are overlapped, and first insulating pattern 161 is arranged between the second transparent sensing electrode 21Y and the decorative layer 14.In addition, each second insulating pattern 162 is separately positioned between the first transparent connecting line 21C and the corresponding second connecting line 23C.In the present embodiment, touch-control sensing assembly 20 is a single layered transparent electrode structure, that is the first transparent sensing electrode 21X, the first transparent connecting line 21C and the second transparent sensing electrode 21Y are made up of 21 of the transparent sensed layer of first patterning; In addition, then constitute in order to the second connecting line 23C that connects the second adjacent transparent sensing electrode 21Y by another layer conductive layer.The second connecting line 23C can be a metal connecting line or a transparent connecting line.In addition, in the present embodiment, second insulating pattern 162 is arranged on the second corresponding connecting line 23C, and the transparent sensed layer 21 of first patterning is provided with etc. on second insulating pattern 162.Second insulating pattern 162 and first insulating pattern 161 can be same patterned insulation course, utilize same Patternized technique to make.
The Trackpad of the utility model does not exceed with the foregoing description.Hereinafter will be introduced the Trackpad and the touch-control display board of other preferred embodiment of the utility model in regular turn; And for the ease of comparing different place and the simplified illustration of each embodiment; Use the identical identical assembly of symbol mark among each embodiment hereinafter; And the different place that is primarily aimed at each embodiment describes, and no longer repeating part is given unnecessary details.
Please refer to Fig. 4.Shown in Figure 4 is the synoptic diagram of Trackpad of an alternate embodiment of first preferred embodiment of the utility model.As shown in Figure 4, in this alternate embodiment, second insulating pattern 162 of Trackpad 10 ' is arranged on the transparent sensed layer 21 of first patterning, and the second connecting line 23C is provided with on the second corresponding insulating pattern 162.First insulating pattern 161 is arranged on the interior also position of surrounding zone 12B of substrate 12 between transparent sensed layer 21 of first patterning and decorative layer 14; And second insulating pattern 162 is arranged between the transparent sensed layer 21 of first patterning and the second connecting line 23C, and first insulating pattern 161 and second insulating pattern 162 are made up of the different layers patterned insulation layer.
Please refer to Fig. 5 and Fig. 6.Fig. 5 and shown in Figure 6 be the synoptic diagram of Trackpad of second preferred embodiment of the utility model, wherein Fig. 5 looks synoptic diagram, the cross-sectional schematic that is the Trackpad of Fig. 5 along hatching line C-C ' shown in Figure 6 on the Trackpad of present embodiment.Like Fig. 5 and shown in Figure 6, in the present embodiment, the transparent sensed layer 21 of first patterning of Trackpad 30 comprises a plurality of transparent sensing electrode 21P, and electricity separates each other.In addition, the position extends to surrounding zone 12B and overlaps with decorative layer 14 at the transparent sensing electrode 21P of photic zone 12A.First insulating pattern 161 is arranged on the interior also position of surrounding zone 12B of substrate 12 between transparent sensing electrode 21P and decorative layer 14, and transparent sensing electrode 21P does not contact with decorative layer 14.In the present embodiment, transparent sensing electrode 21P is a rectangular electrode.
Please refer to Fig. 7 and Fig. 8.Fig. 7 and shown in Figure 8 be the synoptic diagram of Trackpad of an alternate embodiment of second preferred embodiment of the utility model, wherein Fig. 7 is for looking synoptic diagram, the cross-sectional schematic that is the Trackpad of Fig. 7 along hatching line D-D ' shown in Figure 8 on the Trackpad of present embodiment.Like Fig. 7 and shown in Figure 8, in this alternate embodiment, the transparent sensed layer 21 of first patterning of Trackpad 30 ' also comprises a plurality of transparent sensing electrode 21P, and adjacent transparent sensing electrode 21P electricity separation each other.In addition, the position extends to surrounding zone 12B and overlaps with decorative layer 14 at the transparent sensing electrode 21P of photic zone 12A.First insulating pattern 161 is arranged on the interior also position of surrounding zone 12B of substrate 12 between transparent sensing electrode 21P and decorative layer 14, and transparent sensing electrode 21P does not contact with decorative layer 14.Exist with the different place that second preferred embodiment is compared, the transparent sensing electrode 21P of this alternate embodiment is a triangular-shaped electrodes.
Please refer to Fig. 9 to Figure 11.Fig. 9 to shown in Figure 11 be the synoptic diagram of Trackpad of the 3rd preferred embodiment of the utility model; Wherein Fig. 9 is for looking synoptic diagram on the Trackpad of present embodiment; The cross-sectional schematic that is the Trackpad of Fig. 9 along hatching line E-E ' shown in Figure 10, and the cross-sectional schematic that is the Trackpad of Fig. 9 along hatching line F-F ' shown in Figure 11.To shown in Figure 11, in the Trackpad 40 of present embodiment, touch-control sensing assembly 20 is the pair of lamina transparent electrode structure like Fig. 9.Therefore, touch-control sensing assembly 20 comprises transparent sensed layer 21 of one first patterning and the transparent sensed layer 22 of one second patterning.The transparent sensed layer 21 of first patterning comprises a plurality of first transparent sensing electrode 21X and many first transparent connecting line 21C; Two first adjacent transparent sensing electrode 21X connect through the first transparent connecting line 21C; The wherein at least one first transparent sensing electrode 21X and decorative layer 14 are overlapped at least, and first insulating pattern 161 is arranged between the first transparent sensing electrode 21X and the decorative layer 14.The transparent sensed layer 22 of second patterning comprises a plurality of second transparent sensing electrode 22Y and a plurality of second transparent connecting line 22C, and two second wherein adjacent transparent sensing electrode 22Y connect through the second transparent connecting line 22C.In the present embodiment, transparent sensed layer 21 of first patterning and the transparent sensed layer 22 of second patterning are arranged on the same surface of substrate 12, and the transparent sensed layer 21 of first patterning is arranged on the transparent sensed layer 22 of second patterning.In addition; Touch-control sensing assembly 20 comprises that also one second insulating pattern 162 is arranged on the interior also position of photic zone 12A between transparent sensed layer 21 of first patterning and the transparent sensed layer 22 of second patterning; First insulating pattern 161 is arranged between the first transparent sensing electrode 21X and the decorative layer 14, and second insulating pattern 162 and first insulating pattern 161 can be same layer insulating.In addition, at least one second transparent sensing electrode 22Y and decorative layer 14 are overlapped, and Trackpad 40 also comprises at least one the 3rd insulating pattern 163, be arranged in the 12B of surrounding zone and the position between the second transparent sensing electrode 22Y and decorative layer 40.
Please refer to Figure 12.Shown in Figure 12 is the synoptic diagram of Trackpad of an alternate embodiment of the 3rd preferred embodiment of the utility model.Shown in figure 12; In this alternate embodiment; Transparent sensed layer 21 of first patterning of Trackpad 40 ' and the transparent sensed layer 22 of second patterning are arranged on the different surfaces of substrate 12, and transparent sensed layer 21 of first patterning and decorative layer 14 are arranged on the same surface of substrate 12.In addition, first insulating pattern 161 is arranged between the first transparent sensing electrode 21X and the decorative layer 14.
Please refer to Figure 13.Shown in Figure 13 is the synoptic diagram of touch-control display board of a preferred embodiment of the utility model.Shown in figure 13, the touch-control display board 100 of present embodiment comprises a display board 80 and a Trackpad 90.Display board 80 has a display surface 80S, and Trackpad 90 is arranged on the display surface 80S of display board 80.Display board 80 can comprise a liquid crystal (liquid crystal) display board, an organic electroluminescent (organic electroluminescent) display board, electricity wetting (electrowetting) display board, an electrophoresis (electrophoretic) display board or other various types of display boards.Fig. 1 that 90 of Trackpads can be the utility model to the Trackpad that embodiment disclosed of Figure 12 wherein any, repeat no more at this.
In sum, be provided with insulating pattern between the transparent sensed layer of patterning of Trackpad of the utility model and touch-control display board and the decorative layer, when the transparent sensed layer of etched patternization, can not produce the residual of transparent conductive material whereby, and can reduce short-circuit risks.In addition, insulating pattern can be made up of same patterned insulation course with the insulating pattern of touch-control sensing assembly, therefore need not increase the additional optical mask.
The preferred embodiment that the above is merely the utility model is not limited to the utility model, and for a person skilled in the art, the utility model can have various changes and variation.All within the spirit and principle of the utility model, any modification of being done, be equal to replacement, improvement etc., all should be included within the protection domain of the utility model.
Claims (13)
1. a Trackpad is characterized in that, comprising:
One substrate has a photic zone and a surrounding zone;
One decorative layer is arranged in the said surrounding zone of said substrate;
One touch-control sensing assembly; Said touch-control sensing assembly comprises the transparent sensed layer of one first patterning; The transparent sensed layer of said first patterning is arranged in the said photic zone of said substrate at least, and the transparent sensed layer of wherein said first patterning extends in the said surrounding zone and be overlapping with said sections decorative layer; And
At least one first insulating pattern is arranged in the said surrounding zone of said substrate, and the position is between transparent sensed layer of said first patterning and said decorative layer, so that the transparent sensed layer of said first patterning does not contact with said decorative layer.
2. Trackpad as claimed in claim 1 is characterized in that, said decorative layer, said first insulating pattern and the transparent sensed layer of said first patterning are arranged on the same surface of said substrate.
3. Trackpad as claimed in claim 1 is characterized in that, a material of said decorative layer comprises pottery, type bore carbon, printing ink or organic material wherein at least one.
4. Trackpad as claimed in claim 1 is characterized in that, said touch-control sensing assembly also comprises a plurality of second insulating patterns and many second connecting lines, wherein
The transparent sensed layer of said first patterning comprises:
The a plurality of first transparent sensing electrode and many first transparent connecting lines; Two said first adjacent transparent sensing electrodes connect through the said first transparent connecting line; Wherein at least one said first transparent sensing electrode and said sections decorative layer are overlapping, and said first insulating pattern is arranged between the said first transparent sensing electrode and the said decorative layer;
The a plurality of second transparent sensing electrode; Two said second adjacent transparent sensing electrodes connect through corresponding said second connecting line; Wherein at least one said second transparent sensing electrode and said sections decorative layer are overlapping, and said first insulating pattern is arranged between the said second transparent sensing electrode and the said decorative layer; And
Each said second insulating pattern is separately positioned between the said first transparent connecting line and corresponding said second connecting line.
5. Trackpad as claimed in claim 4 is characterized in that, each said second connecting line comprises a metal connecting line or a transparent connecting line.
6. Trackpad as claimed in claim 4 is characterized in that, each said second insulating pattern is arranged on corresponding said second connecting line, and the transparent sensed layer of said first patterning is provided with on said second insulating pattern.
7. Trackpad as claimed in claim 6 is characterized in that, said second insulating pattern and said first insulating pattern are made up of same patterned insulation course.
8. Trackpad as claimed in claim 4; It is characterized in that; Each said second insulating pattern is arranged on the transparent sensed layer of said first patterning; Each said second connecting line is provided with on corresponding said second insulating pattern, and said first insulating pattern and said second insulating pattern are made up of the different layers patterned insulation layer.
9. Trackpad as claimed in claim 1 is characterized in that, the transparent sensed layer of said first patterning comprises a plurality of transparent sensing electrodes.
10. Trackpad as claimed in claim 1 is characterized in that, said touch-control sensing assembly also comprises the transparent sensed layer of one second patterning, wherein
The transparent sensed layer of said first patterning comprises a plurality of first transparent sensing electrode and a plurality of first transparent connecting lines; Two said first adjacent transparent sensing electrodes connect through the said first transparent connecting line; Wherein at least one said first transparent sensing electrode and said decorative layer are overlapped at least, and said first insulating pattern is arranged between the said first transparent sensing electrode and the said decorative layer; And
The transparent sensed layer of said second patterning comprises a plurality of second transparent sensing electrode and a plurality of second transparent connecting lines, and two said second wherein adjacent transparent sensing electrodes connect through the said second transparent connecting line.
11. Trackpad as claimed in claim 10; It is characterized in that; Transparent sensed layer of said first patterning and the transparent sensed layer of said second patterning are arranged on the same surface of said substrate; The transparent sensed layer of said first patterning is arranged on the transparent sensed layer of said second patterning; Said touch-control sensing assembly also comprise one second insulating pattern be arranged in the said photic zone and the position between transparent sensed layer of said first patterning and the transparent sensed layer of said second patterning, said first insulating pattern is arranged between the said first transparent sensing electrode and the said decorative layer, and said second insulating pattern and said first insulating pattern are same layer insulating.
12. Trackpad as claimed in claim 11; It is characterized in that; At least one said second transparent sensing electrode and said sections decorative layer are overlapping; And said Trackpad also comprises at least one the 3rd insulating pattern, be arranged in the said surrounding zone and the position between the said second transparent sensing electrode and said decorative layer.
13. a touch-control display board comprises:
One display board has a display surface; And
Trackpad as claimed in claim 1 is arranged on the said display surface of said display board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220153102 CN202615348U (en) | 2012-04-11 | 2012-04-11 | Touch control board and touch control display board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220153102 CN202615348U (en) | 2012-04-11 | 2012-04-11 | Touch control board and touch control display board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202615348U true CN202615348U (en) | 2012-12-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220153102 Expired - Lifetime CN202615348U (en) | 2012-04-11 | 2012-04-11 | Touch control board and touch control display board |
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| Country | Link |
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| CN (1) | CN202615348U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103970331A (en) * | 2013-02-06 | 2014-08-06 | 联胜（中国）科技有限公司 | Touchpad |
| CN104102375A (en) * | 2013-04-11 | 2014-10-15 | 胜华科技股份有限公司 | Touch control panel |
| CN104571671A (en) * | 2013-10-14 | 2015-04-29 | 明兴光电股份有限公司 | Touch panel |
-
2012
- 2012-04-11 CN CN 201220153102 patent/CN202615348U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103970331A (en) * | 2013-02-06 | 2014-08-06 | 联胜（中国）科技有限公司 | Touchpad |
| CN104102375A (en) * | 2013-04-11 | 2014-10-15 | 胜华科技股份有限公司 | Touch control panel |
| CN104571671A (en) * | 2013-10-14 | 2015-04-29 | 明兴光电股份有限公司 | Touch panel |
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Granted publication date: 20121219 |
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| CX01 | Expiry of patent term |