CN202649958U - Touch panel - Google Patents
Touch panel Download PDFInfo
- Publication number
- CN202649958U CN202649958U CN 201220050537 CN201220050537U CN202649958U CN 202649958 U CN202649958 U CN 202649958U CN 201220050537 CN201220050537 CN 201220050537 CN 201220050537 U CN201220050537 U CN 201220050537U CN 202649958 U CN202649958 U CN 202649958U
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- Prior art keywords
- contact panel
- sensing
- electrode layer
- strip conductive
- microns
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Abstract
The utility model discloses a touch panel which comprises a substrate, a sensing electrode layer and a plurality of peripheral lines. The substrate is provided with a touch control region and a peripheral region. The sensing electrode layer is arranged in the touch control region and comprises a plurality of first sensing series and a plurality of second sensing series, wherein each first sensing series and each second sensing series are provided with a plurality of net-shaped sensing pads respectively, each net-shaped sensing pad is composed of a plurality of first strip-shaped electric conduction patterns parallel with one another and a plurality of second strip-shaped electric conduction patterns parallel with one another, and the first strip-shaped electric conduction patterns and the second strip-shaped electric conduction patterns intersect with each other to form a plurality of holes. The peripheral lines are disposed in the peripheral region, wherein each peripheral line is electrically connected with one of the first sensing series or one of the second sensing series, and the material of the peripheral lines is substantially same as that of the sensing electrode layer.
Description
Technical field
The utility model relates to a kind of contact panel, and particularly relates to a kind of contact panel with high light line penetrance.
Background technology
Under information society now, people grow with each passing day to the dependence of electronic product.Such as the electronic products such as mobile phone (mobile phone), palmtop computer (handheld PC), individualized digital assistants (Personal Digital Assistance, PDA) or Smartphone (smart phone) are seen everywhere in life.In order to reach more convenient, lighter and handyizatioier of volume and more humane purpose, many information products are by input medias such as traditional keyboard or mouses, change into and use contact panel (touch panel) as input media, the touch-control display panel that wherein has simultaneously touch-control and Presentation Function becomes now one of most popular product especially.
Generally speaking, touch-control display panel comprises display panel and contact panel, wherein contact panel can in be built in the display panel or outward and be affixed on the display panel.Contact panel generally includes a plurality of the first sensing serials of extending along X-direction (or claiming serial), and a plurality of the second sensing serials of extending along Y direction, wherein each first sensing serials has respectively a plurality of sensor pads that are connected in series with each second sensing serials.When with the finger touches contact panel, can change the electric capacity between the sensor pad, this is changed signal pass controller back, can calculate the coordinate of contact origination point, and then so that display panel can carry out according to user's selection the change of display frame.
In existing contact panel, have high transmission rate in order to make contact panel, can make sensor pad with transparent conductive material.Yet transparent conductive material has the higher shortcoming with the raw material costliness of resistance value.
The utility model content
The purpose of this utility model is to provide a kind of contact panel, and it has good electrical and light peneration.
For reaching above-mentioned purpose, the utility model proposes a kind of contact panel, it comprises a substrate, a sensing electrode layer and many perimeter circuits.Substrate has a Touch Zone and a surrounding zone around the Touch Zone.The sensing electrode layer is disposed at the Touch Zone of substrate.The sensing electrode layer comprises many first sensing serials and many second sensing serials.Each first sensing serials has respectively a plurality of netted sensor pad that is connected in series with each second sensing serials, wherein each netted sensor pad is made of many first strip conductive patterns parallel to each other and many second strip conductive patterns parallel to each other, and the first strip conductive pattern and the second strip conductive pattern are interlaced with each other and consist of a plurality of holes.Perimeter circuit is disposed at the surrounding zone of substrate, wherein each perimeter circuit and one first sensing serials wherein or wherein one second sensing serials be electrically connected, and the material of perimeter circuit is identical in fact with the material of sensing electrode layer.
In an embodiment of the present utility model, the material of above-mentioned sensing electrode layer comprises a conducting polymer composite or a metal.
In an embodiment of the present utility model, the live width of above-mentioned each the first strip conductive pattern is between 0.5 micron to 10 microns, and the live width of each the second strip conductive pattern is between 0.5 micron to 10 microns.
In an embodiment of the present utility model, above-mentioned metal comprises aluminium, copper, molybdenum, titanium, silver, gold, platinum and alloy thereof.
In an embodiment of the present utility model, above-mentioned conducting polymer composite comprises polystyrolsulfon acid, polyaniline or is doped with the macromolecule of metallics.
In an embodiment of the present utility model, the material of above-mentioned sensing electrode layer comprises transparent conductive material.
In an embodiment of the present utility model, the live width of above-mentioned each the first strip conductive pattern is between 8 microns to 200 microns, and the live width of each the second strip conductive pattern is between 8 microns to 200 microns.
In an embodiment of the present utility model, above-mentioned transparent conductive material comprises indium tin oxide or indium-zinc oxide.
In an embodiment of the present utility model, the aperture opening ratio of above-mentioned contact panel is greater than more than 90%.
The utility model has the advantage of, in contact panel of the present utility model, each netted sensor pad is made of many first strip conductive patterns parallel to each other and many second strip conductive patterns parallel to each other, and wherein the first strip conductive pattern and the second strip conductive pattern are interlaced with each other and consist of a plurality of holes.Thus, can so that the sensing electrode layer with the advantage of high light line penetrance and low-resistance value.In addition, because the material of perimeter circuit is identical in fact with the material of sensing electrode layer, it is electrical and can save cost of manufacture therefore can effectively to promote the touch-control of contact panel of the present utility model.
Description of drawings
For above-mentioned feature and advantage of the present utility model can be become apparent, embodiment cited below particularly, and cooperate appended accompanying drawing to be described in detail below.
Fig. 1 is the schematic top plan view of a kind of contact panel of an embodiment of the present utility model;
Fig. 2 is the schematic top plan view of a kind of contact panel of another embodiment of the present utility model.
The main element symbol description
100a, 100b: contact panel
110: substrate
112: the Touch Zone
114: the surrounding zone
120a: sensing electrode layer
122a, 122b: the first sensing serials
123a, 123b, 125a, 125b: netted sensor pad
124a, 124b: the second sensing serials
127a, 127b: the first strip conductive pattern
129a, 129b: the second strip conductive pattern
130: perimeter circuit
H, H ': hole
D1: first direction
D2: second direction
Embodiment
Fig. 1 is the schematic top plan view of a kind of contact panel of an embodiment of the present utility model.Please refer to Fig. 1, in the present embodiment, contact panel 100a comprises a substrate 110, a sensing electrode layer 120a and many perimeter circuits 130.Specifically, substrate 110 has a Touch Zone 112 and a surrounding zone 114 around Touch Zone 112.Sensing electrode layer 120a is disposed at the Touch Zone 112 of substrate 110.Sensing electrode layer 120a comprises many first sensing serials 122a and many second sensing serials 124a.Each first sensing serials 122a has a plurality of netted sensor pad 123a of serial connection, and each second sensing serials 124a has a plurality of netted sensor pad 125a of serial connection.Particularly, each netted sensor pad 123a and each netted sensor pad 125a are made of many first strip conductive pattern 127a parallel to each other and many second strip conductive pattern 129a parallel to each other, and the first strip conductive pattern 127a and the second strip conductive pattern 129a are interlaced with each other and consist of a plurality of hole H.Perimeter circuit 130 is disposed at the surrounding zone 114 of substrate 110, wherein each perimeter circuit 114 and one first sensing serials 122a wherein or wherein one second sensing serials 124a be electrically connected, and the material of perimeter circuit 130 is identical in fact with the material of sensing electrode layer 120a.
As shown in Figure 1, the first sensing serials 122a of present embodiment is along first direction D1 extension and is disposed on the substrate 110, and the first different sensing serials 122a is electrically insulated each other.The second sensing serials 124a is along second direction D2 extension and is disposed on the substrate 110, and the second different sensing serials 124a is electrically insulated each other.In addition, second direction D2 and first direction D1 are crossing in fact.In this enforcement, first direction D1 and second direction D2 can be mutually vertical, and perhaps in alternate embodiment, it is not 90 ° angle that the angle between first direction D1 and the second direction D2 can be other.
More particularly, the material of the sensing electrode layer 120a of present embodiment for example is a conducting polymer composite or a metal, wherein metal for example is aluminium, copper, molybdenum, titanium, silver, gold, platinum and alloy thereof, and conducting polymer composite for example is polystyrolsulfon acid, polyaniline or the macromolecule that is doped with metallics.In this, sensing electrode layer 120a adopts the material with covering property, preferably, the live width of each the first strip conductive pattern 127a for example is between 0.5 micron to 10 microns, and the live width of each the second strip conductive pattern 129a for example is between 0.5 micron to 10 microns.In addition, the aperture opening ratio of the contact panel 100a of present embodiment for example is greater than more than 90%.
Because present embodiment can adopt metal as the material of sensing electrode layer 120a, wherein metal has satisfactory electrical conductivity and ductility, but so the face impedance of the contact panel 100a of present embodiment can effectively reduce and Effective Raise electric conductivity.Moreover, because netted sensor pad 123a, the 125a of the contact panel 100a of present embodiment are made of the first strip conductive pattern 127a and the second strip conductive pattern 129a, and the first strip conductive pattern 127a and the second strip conductive pattern 129a are interlaced with each other and consist of hole H, but the therefore light penetration rate of the contact panel 100a of Effective Raise present embodiment.In this, owing to the distribution of hole H can be so that netted sensor pad 123a, 125a have the sensing electrode layer 120a that enough light transmittances can be used as contact panel 100a.Therefore, the deviser can adjust the distribution density of hole H and size to obtain the character of required sensing electrode layer 120a according to different demand.In addition, because the material of perimeter circuit 130 is identical in fact with the material of sensing electrode layer 120a, it is electrical and can save cost of manufacture therefore can effectively to promote the touch-control of contact panel 100a of present embodiment.
In this mandatory declaration is that following embodiment continues to use element numbers and the partial content of previous embodiment, wherein adopts identical label to represent identical or approximate element, and has omitted the explanation of constructed content.Explanation about clipped can be with reference to previous embodiment, and following embodiment no longer repeats to give unnecessary details.
Fig. 2 is the schematic top plan view of a kind of contact panel of another embodiment of the present utility model.Please refer to Fig. 2, the contact panel 100b of present embodiment is similar to the contact panel 100a of Fig. 1, only the two Main Differences part is: the material of the sensing electrode layer 120b of the contact panel 100b of present embodiment for example is transparent conductive material, and wherein transparent conductive material for example is indium tin oxide or indium-zinc oxide.Preferably, the live width of each the first strip conductive pattern 127b for example is between 8 microns to 200 microns, and the live width of each the second strip conductive pattern 129b for example is between 8 microns to 200 microns.
Present embodiment can adopt transparent conductive material as the material of sensing electrode layer 120b, and netted sensor pad 123b, the 125b of the first sensing serials 122b and the second sensing serials 124b are made of the first strip conductive pattern 127b and the second strip conductive pattern 129b, and the first strip conductive pattern 127b and the second strip conductive pattern 129b are interlaced with each other and consist of hole H '.Thus, but the light penetration rate of the contact panel 100b of Effective Raise present embodiment, and can reduce by the design of hole H ' the face impedance of sensing electrode layer 120b, and make contact panel 100b have the advantage of low-resistance value.
It is worth mentioning that the utility model does not limit the shape of hole H and H ', although mentioned herein and hole H, H ' specific be shaped as rectangle.But, in the embodiment that other do not illustrate, hole H and H ' also can be different from the arrangement mode of the second strip conductive pattern 129a, 129b and form arbitrary shape according to the first strip conductive pattern 127a, 127b, for example are rhombuses, and this utility model is not limited.
In sum, in contact panel of the present utility model, each netted sensor pad is made of many first strip conductive patterns parallel to each other and many second strip conductive patterns parallel to each other, and wherein the first strip conductive pattern and the second strip conductive pattern are interlaced with each other and consist of a plurality of holes.Thus, can so that the sensing electrode layer with the advantage of high light line penetrance and low-resistance value.In addition, because the material of perimeter circuit is identical in fact with the material of sensing electrode layer, it is electrical and can save cost of manufacture therefore can effectively to promote the touch-control of contact panel of the present utility model.
Claims (9)
1. a contact panel is characterized in that, this contact panel comprises:
Substrate has the Touch Zone and around the surrounding zone of this Touch Zone;
The sensing electrode layer, be disposed at this Touch Zone of this substrate, this sensing electrode layer comprises many first sensing serials and many second sensing serials, each first sensing serials has respectively a plurality of netted sensor pad that is connected in series with each second sensing serials, wherein respectively this netted sensor pad is made of many first strip conductive patterns parallel to each other and many second strip conductive patterns parallel to each other, and those the first strip conductive patterns and those the second strip conductive patterns are interlaced with each other and consist of a plurality of holes; And
Many perimeter circuits are disposed at this surrounding zone of this substrate, wherein respectively this perimeter circuit and one first sensing serials wherein or wherein one second sensing serials be electrically connected, and the material of those perimeter circuits is identical in fact with the material of this sensing electrode layer.
2. contact panel as claimed in claim 1 is characterized in that, the material of this sensing electrode layer comprises a conducting polymer composite or a metal.
3. contact panel as claimed in claim 2 is characterized in that, respectively the live width of this first strip conductive pattern between 0.5 micron to 10 microns, and respectively the live width of this second strip conductive pattern between 0.5 micron to 10 microns.
4. contact panel as claimed in claim 2 is characterized in that, this metal comprises aluminium, copper, molybdenum, titanium, silver, gold, platinum and alloy thereof.
5. contact panel as claimed in claim 2 is characterized in that, this conducting polymer composite comprises polystyrolsulfon acid or polyaniline.
6. contact panel as claimed in claim 1 is characterized in that, the material of this sensing electrode layer comprises transparent conductive material.
7. contact panel as claimed in claim 6 is characterized in that, respectively the live width of this first strip conductive pattern between 8 microns to 200 microns, and respectively the live width of this second strip conductive pattern between 8 microns to 200 microns.
8. contact panel as claimed in claim 6 is characterized in that, this transparent conductive material comprises indium tin oxide or indium-zinc oxide.
9. contact panel as claimed in claim 1 is characterized in that, the aperture opening ratio of this contact panel is greater than more than 90%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220050537 CN202649958U (en) | 2012-02-16 | 2012-02-16 | Touch panel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220050537 CN202649958U (en) | 2012-02-16 | 2012-02-16 | Touch panel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202649958U true CN202649958U (en) | 2013-01-02 |
Family
ID=47419038
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220050537 Expired - Fee Related CN202649958U (en) | 2012-02-16 | 2012-02-16 | Touch panel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202649958U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105027043A (en) * | 2013-03-28 | 2015-11-04 | 株式会社藤仓 | Touch sensor and production method for same |
| CN106873817A (en) * | 2015-12-11 | 2017-06-20 | 三星显示有限公司 | Touch panel |
-
2012
- 2012-02-16 CN CN 201220050537 patent/CN202649958U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105027043A (en) * | 2013-03-28 | 2015-11-04 | 株式会社藤仓 | Touch sensor and production method for same |
| US9740317B2 (en) | 2013-03-28 | 2017-08-22 | Fujikura Ltd. | Touch sensor and production method for same |
| CN105027043B (en) * | 2013-03-28 | 2018-02-16 | 株式会社藤仓 | Touch sensor and its manufacture method |
| CN106873817A (en) * | 2015-12-11 | 2017-06-20 | 三星显示有限公司 | Touch panel |
| CN106873817B (en) * | 2015-12-11 | 2021-11-05 | 三星显示有限公司 | Touch screen panel |
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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: 20130102 Termination date: 20170216 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |