CN101620493A - Electromagnetic touch device of transparent antenna board - Google Patents
Electromagnetic touch device of transparent antenna board Download PDFInfo
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- CN101620493A CN101620493A CN200810115839A CN200810115839A CN101620493A CN 101620493 A CN101620493 A CN 101620493A CN 200810115839 A CN200810115839 A CN 200810115839A CN 200810115839 A CN200810115839 A CN 200810115839A CN 101620493 A CN101620493 A CN 101620493A
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Abstract
The invention discloses an electromagnetic touch device of a transparent antenna board and belongs to the field of computer external input equipment. The electromagnetic touch device of the transparent antenna board comprises an electromagnetic induction control panel, an electromagnetic induction antenna board and an electromagnetic pen, wherein the electromagnetic induction antenna board comprises at least six groups of transparent insulation layers and transparent conductive layers, a transparent wearable base material, a connector, a transparent shielding layer and a transparent insulation substrate. The wire outlet ends of the transparent conductive layers are connected with the electromagnetic induction control panel through the connector; the transparent wearable base material is arranged above the last transparent conductive layer; the transparent conductive layer is arranged below the first transparent insulation layer; and the transparent insulation substrate is arranged below the transparent shielding layer. In the electromagnetic touch device of the invention, the electromagnetic induction antenna board is arranged on the front face of a display module so as to reduce installation difficulties, shorten the distance between the electromagnetic induction antenna board and an electromagnetic pen, and lower the work current and power consumption of the electromagnetic touch device. The electromagnetic touch device of the invention can be applied to equipment such as handwriting computers, drafting boards, telephones, electronic books and the like.
Description
Technical field
The present invention relates to the computer external input equipment field, particularly relate to a kind of electromagnetic touch device.
Background technology
The electromagnetic type touching technique is owing to the bearing accuracy height, can obtain an angle of inclination and pressure information, do not influence advantage such as screen display quality when being used to show the field, extremely market favor is widely used in equipment such as handwritten computer, drawing screen, plotting sheet, handwriting pad, mobile phone, e-book.When the electromagnetic type touching technique was used to show the field, the user can write, paint with the straight display screen that is connected on of special electromagnetic as writing on paper, paint with pen, had realized the function of " write be finding ".
Electromagnetic touch device generally is made up of electromagnetic induction control panel, electromagnetic induction antenna plate and time writer.Electromagnetic induction control panel circuit, electromagnetic induction antenna plate circuit generally are that Copper Foil is attached on the base material, be made through a series of chemistry, physical method, and Copper Foil, base material are non-transparent material, therefore, electromagnetic induction control panel, electromagnetic induction antenna plate are all nontransparent, generally be used in conventional computer peripherals such as plotting sheet, handwriting pad, and when being used to show the field, in order not influence demonstration, electromagnetic induction control panel and electromagnetic induction antenna plate can only be placed the demonstration module back of display device.But, the very big like this installation difficulty that increases display device, the finished product rate is low.On the other hand, because need being placed into, the electromagnetic induction antenna plate shows the module back, with time writer sizable distance is arranged, in order to guarantee that time writer can normally use on display screen, the electromagnetic touch device must have bigger working current, power consumption is bigger, also causes the electromagnetic induction antenna plate of electromagnetic touch device and electromagnetic induction control panel aging speed fast easily, influences life of product.
Summary of the invention
The electromagnetic touch device that the purpose of this invention is to provide a kind of transparent antenna board, transparent electromagnetic induction antenna plate is placed on the front of display module, thereby can reduce installation difficulty, shorten the distance between electromagnetic induction antenna plate and the time writer simultaneously, reduce the working current and the power consumption of electromagnetic touch device.
According to above-mentioned purpose, the invention provides a kind of electromagnetic touch device of transparent antenna board, comprise electromagnetic induction control panel, electromagnetic induction antenna plate and time writer.The electromagnetic induction control panel is by electromagnetic induction antenna plate launching electromagnetic wave, in the electromagnetic wave scope that produces, time writer receives electromagnetic wave and produces faint energy, by this energy, time writer is to electromagnetic induction antenna plate emission electromagnetic signal, the electromagnetic induction antenna plate is sensed the electromagnetic signal of time writer emission, and signal is transferred to the electromagnetic induction control panel, is calculated coordinate, angle of inclination, mode of operation and the pressure sensitivity etc. of time writer by the electromagnetic induction control panel.
The electromagnetic induction antenna plate comprises:
At least 6 group transparent insulating layer and transparency conducting layers, each transparent insulating layer lay respectively at transparency conducting layer below on the same group, and the leading-out terminal of each transparency conducting layer is connected with the electromagnetic induction control panel, and each transparency conducting layer is by the action of electromagnetic wave induction time writer;
Transparent wear-resisting base material is positioned on the layer transparency conducting layer of end.Transparent wear-resisting base material can be glass, acrylic etc.
Wherein transparent insulating layer and transparency conducting layer are:
The 1st transparent insulating layer;
The 1st transparency conducting layer is positioned on the 1st transparent insulating layer, and the leading-out terminal of the 1st transparency conducting layer is connected with the electromagnetic induction control panel, and the 1st transparency conducting layer is by the action of electromagnetic wave induction time writer;
The 2nd transparent insulating layer is positioned on the 1st transparency conducting layer;
The 2nd transparency conducting layer is positioned on the 2nd transparent insulating layer, and the leading-out terminal of the 2nd transparency conducting layer is connected with the electromagnetic induction control panel, and the 2nd transparency conducting layer is by the action of electromagnetic wave induction time writer;
The 3rd transparent insulating layer is positioned on the 2nd transparency conducting layer;
The 3rd transparency conducting layer is positioned on the 3rd transparent insulating layer, and the leading-out terminal of the 3rd transparency conducting layer is connected with the electromagnetic induction control panel, and the 3rd transparency conducting layer is by the action of electromagnetic wave induction time writer;
The 4th transparent insulating layer is positioned on the 3rd transparency conducting layer;
The 4th transparency conducting layer is positioned on the 4th transparent insulating layer, and the leading-out terminal of the 4th transparency conducting layer is connected with the electromagnetic induction control panel, and the 4th transparency conducting layer is by the action of electromagnetic wave induction time writer;
The 5th transparent insulating layer is positioned on the 4th transparency conducting layer;
The 5th transparency conducting layer is positioned on the 5th transparent insulating layer, and the leading-out terminal of the 5th transparency conducting layer is connected with the electromagnetic induction control panel, and the 5th transparency conducting layer is by the action of electromagnetic wave induction time writer;
The 6th transparent insulating layer is positioned on the 5th transparency conducting layer;
The 6th transparency conducting layer is positioned on the 6th transparent insulating layer, and the leading-out terminal of the 6th transparency conducting layer is connected with the electromagnetic induction control panel, and the 6th transparency conducting layer is by the action of electromagnetic wave induction time writer.
Transparent insulating layer refers to the material that can guarantee the adjacent conductive layer insulation, can be one deck insulating material, also can be the insulating coating that forms on transparency conducting layer, and its purpose is to avoid to produce between the adjacent conductive layer circuit contacts.
Transparency conducting layer refers to the wiring board that is furnished with coil.
Preferably, the electromagnetic induction antenna plate also comprises connector, and the leading-out terminal of the 1st to the 6th transparency conducting layer is connected with the electromagnetic induction control panel by this connector.
Preferably, the electromagnetic induction antenna plate also comprises a transparent screen layer, and this transparent screen layer is positioned under the first floor transparent insulating layer.
Preferably, the electromagnetic induction antenna plate also comprises a transparent insulation ground, and this transparent insulation ground is positioned under the transparent screen layer.
Adopt the present invention, transparent electromagnetic induction antenna plate is placed on the front of display module, has reduced installation difficulty, has shortened the coverage between electromagnetic induction antenna plate and the time writer simultaneously, has reduced the working current and the power consumption of electromagnetic touch device.
Description of drawings
Fig. 1 is the structural drawing of electromagnetic induction antenna plate of the present invention.
Fig. 2 is that the 4th to the 6th transparency conducting layer coil of electromagnetic induction antenna plate of the present invention is laid sketch.
Fig. 3 is the comprehensive local design sketch of the transparency conducting layer of electromagnetic induction antenna plate of the present invention
Embodiment
Further specify technical scheme of the present invention below in conjunction with drawings and Examples.
The electromagnetic touch device of transparent antenna board of the present invention is made up of electromagnetic induction control panel, electromagnetic induction antenna plate and time writer.The electromagnetic induction control panel is by electromagnetic induction antenna plate launching electromagnetic wave, in the electromagnetic wave scope that produces, time writer receives electromagnetic wave and produces faint energy, by this energy, time writer is to electromagnetic induction antenna plate emission electromagnetic signal, the electromagnetic induction antenna plate is sensed the electromagnetic signal of time writer emission, and signal is transferred to the electromagnetic induction control panel, is calculated coordinate, angle of inclination, mode of operation and the pressure sensitivity etc. of time writer by the electromagnetic induction control panel.
As shown in Figure 1, electromagnetic induction antenna plate of the present invention comprises at least 6 group transparency conducting layer and transparent insulating layers, and present embodiment is got and is set at 6 groups.Each transparent insulating layer lays respectively at transparency conducting layer below on the same group.
Transparent insulating layer refers to the material that can guarantee the adjacent conductive layer insulation, can be one deck insulating material, also can be the insulating coating that forms on transparency conducting layer, and its purpose is to avoid to produce between the adjacent conductive layer circuit contacts.
Transparency conducting layer refers to the wiring board that is furnished with coil.
As shown in Figure 1, transparent wear-resisting base material is set on the 6th transparency conducting layer of electromagnetic induction antenna plate of the present invention, time writer is at the enterprising line operate of transparent wear-resisting base material, and transparent wear-resisting base material can be glass, acrylic etc.
As shown in Figure 1, the 1st insulation course of electromagnetic induction antenna plate of the present invention below is provided with transparent electromagnetic shielding layer, produces electromagnetic interference (EMI) to avoid display module, influences the use of time writer.
As shown in Figure 1, the transparent electromagnetic shielding layer of electromagnetic induction antenna plate of the present invention below is provided with the transparent insulation ground, interferes to prevent that transparent screen from covering to produce between layer and the display module.
Be furnished with coil on each transparency conducting layer, the coil on these conductive layers is respectively directions X and the Y direction distributes, and each transparency conducting layer is by the action of electromagnetic wave induction time writer.The coil that present embodiment is established the 1st, the 2nd, the 3rd transparency conducting layer is that directions X distributes, and the coil of the 4th, the 5th, the 6th transparency conducting layer distributes for the Y direction.As Fig. 2, the 4th, the 5th, the 6th transparency conducting layer all has equivalent, equidistant, equal-sized transparent coil, as is the n circle.N circle coil in every layer of transparency conducting layer is parallel mutually closely, insulation is arranged.According to the arrangement of Y direction coil, the 4th, the 5th, the 6th transparency conducting layer stacks, and has formed needed antenna plate.4th, the 5th, the 6th transparency conducting layer is connected with control panel by connector respectively in the outlet of the edge of transparent antenna board.Because the insulation course insulation is arranged between three layers of transparency conducting layer, therefore, stack and remain insulation between these three layers of transparency conducting layers of back.As the wire laying mode of Y direction coil, the coil of directions X can stack together equally.Stack together directions X coil and stack again with Y direction coil and be in the same place, formed transparent electromagnetic induction antenna plate.
As shown in Figure 3,6 layers of transparency conducting layer stack together, have formed transparent electromagnetic induction antenna plate.In fact after 6 layers of transparency conducting layer stacked, the marginal portion should overlap, and this figure shows the relation of each layer line circle for convenience, thus staggered in the marginal portion, so that observe the wiring effect of the embodiment of the invention.
Adopt the present invention, transparent electromagnetic induction antenna plate is placed on the front of display module, has reduced installation difficulty, has shortened the coverage between electromagnetic induction antenna plate and the time writer simultaneously, has reduced the working current and the power consumption of electromagnetic touch device.The present invention can be applicable to equipment such as handwritten computer, drawing screen, plotting sheet, handwriting pad, mobile phone, e-book.
Claims (6)
1, a kind of electromagnetic touch device of transparent antenna board comprises electromagnetic induction control panel, electromagnetic induction antenna plate and time writer, it is characterized in that, described electromagnetic induction antenna plate comprises:
At least 6 group transparent insulating layer and transparency conducting layers, each transparent insulating layer lay respectively at transparency conducting layer below on the same group, and the leading-out terminal of each transparency conducting layer is connected with the electromagnetic induction control panel, and each transparency conducting layer is by the action of electromagnetic wave induction time writer;
Transparent wear-resisting base material is positioned on the layer transparency conducting layer of end.
2, the electromagnetic touch device of transparent antenna board according to claim 1 is characterized in that, described transparent insulating layer and transparency conducting layer are:
The 1st transparent insulating layer;
The 1st transparency conducting layer is positioned on the 1st transparent insulating layer, and the leading-out terminal of the 1st transparency conducting layer is connected with the electromagnetic induction control panel, and the 1st transparency conducting layer is by the action of electromagnetic wave induction time writer;
The 2nd transparent insulating layer is positioned on the 1st transparency conducting layer;
The 2nd transparency conducting layer is positioned on the 2nd transparent insulating layer, and the leading-out terminal of the 2nd transparency conducting layer is connected with the electromagnetic induction control panel, and the 2nd transparency conducting layer is by the action of electromagnetic wave induction time writer;
The 3rd transparent insulating layer is positioned on the 2nd transparency conducting layer;
The 3rd transparency conducting layer is positioned on the 3rd transparent insulating layer, and the leading-out terminal of the 3rd transparency conducting layer is connected with the electromagnetic induction control panel, and the 3rd transparency conducting layer is by the action of electromagnetic wave induction time writer;
The 4th transparent insulating layer is positioned on the 3rd transparency conducting layer;
The 4th transparency conducting layer is positioned on the 4th transparent insulating layer, and the leading-out terminal of the 4th transparency conducting layer is connected with the electromagnetic induction control panel, and the 4th transparency conducting layer is by the action of electromagnetic wave induction time writer;
The 5th transparent insulating layer is positioned on the 4th transparency conducting layer;
The 5th transparency conducting layer is positioned on the 5th transparent insulating layer, and the leading-out terminal of the 5th transparency conducting layer is connected with the electromagnetic induction control panel, and the 5th transparency conducting layer is by the action of electromagnetic wave induction time writer;
The 6th transparent insulating layer is positioned on the 5th transparency conducting layer;
The 6th transparency conducting layer is positioned on the 6th transparent insulating layer, and the leading-out terminal of the 6th transparency conducting layer is connected with the electromagnetic induction control panel, and the 6th transparency conducting layer is by the action of electromagnetic wave induction time writer.
3, the electromagnetic touch device of transparent antenna board according to claim 1 and 2 is characterized in that, described transparency conducting layer is the wiring board that is furnished with coil.
4, the electromagnetic touch device of transparent antenna board according to claim 1 is characterized in that, described electromagnetic induction antenna plate also comprises connector, and the leading-out terminal of each transparency conducting layer is connected with the electromagnetic induction control panel by this connector.
5, the electromagnetic touch device of transparent antenna board according to claim 1 is characterized in that, described electromagnetic induction antenna plate also comprises a transparent screen layer, and this transparent screen layer is positioned under the first floor transparent insulating layer.
6, the electromagnetic touch device of transparent antenna board according to claim 5 is characterized in that, described electromagnetic induction antenna plate also comprises a transparent insulation ground, and this transparent insulation ground is positioned under the transparent screen layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810115839A CN101620493B (en) | 2008-06-30 | 2008-06-30 | Electromagnetic touch device of transparent antenna board |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810115839A CN101620493B (en) | 2008-06-30 | 2008-06-30 | Electromagnetic touch device of transparent antenna board |
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| CN101620493A true CN101620493A (en) | 2010-01-06 |
| CN101620493B CN101620493B (en) | 2012-09-05 |
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| CN200810115839A Active CN101620493B (en) | 2008-06-30 | 2008-06-30 | Electromagnetic touch device of transparent antenna board |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011137861A2 (en) * | 2011-07-01 | 2011-11-10 | 华为终端有限公司 | Terminal and method of manufacturing touch screen of terminal |
| CN102254458A (en) * | 2010-05-21 | 2011-11-23 | 汉王科技股份有限公司 | Method for strobing antenna array of electromagnetic type ebook reader |
| CN102760939A (en) * | 2011-04-25 | 2012-10-31 | 汉王科技股份有限公司 | Antenna plate, touchpad, electronic device and manufacturing method of antenna plate for touchpad |
| CN102856636A (en) * | 2011-06-27 | 2013-01-02 | 汉王科技股份有限公司 | Manufacture method of antenna plate used for touchpad, antenna plate, touchpad and electronic equipment |
| CN103324377A (en) * | 2012-03-25 | 2013-09-25 | 上海华师京城高新技术开发有限公司 | Improved electromagnetic induction type electronic whiteboard |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JP3880651B2 (en) * | 1996-03-07 | 2007-02-14 | 東芝機械株式会社 | Method and apparatus for displaying setting screen in touch input display device using touch panel |
| CN2816935Y (en) * | 2005-07-25 | 2006-09-13 | 钟德超 | Transparent electromagnetic touch screen |
| CN201212991Y (en) * | 2008-06-30 | 2009-03-25 | 汉王科技股份有限公司 | Electromagnetic touch device for transparent antenna board |
-
2008
- 2008-06-30 CN CN200810115839A patent/CN101620493B/en active Active
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102254458A (en) * | 2010-05-21 | 2011-11-23 | 汉王科技股份有限公司 | Method for strobing antenna array of electromagnetic type ebook reader |
| WO2011143995A1 (en) * | 2010-05-21 | 2011-11-24 | 汉王科技股份有限公司 | Method for gating and scanning antenna array by electromagnetic electronic book reader |
| CN102254458B (en) * | 2010-05-21 | 2013-01-09 | 汉王科技股份有限公司 | Method for strobing antenna array of electromagnetic type ebook reader |
| CN102760939A (en) * | 2011-04-25 | 2012-10-31 | 汉王科技股份有限公司 | Antenna plate, touchpad, electronic device and manufacturing method of antenna plate for touchpad |
| CN102856636A (en) * | 2011-06-27 | 2013-01-02 | 汉王科技股份有限公司 | Manufacture method of antenna plate used for touchpad, antenna plate, touchpad and electronic equipment |
| WO2011137861A2 (en) * | 2011-07-01 | 2011-11-10 | 华为终端有限公司 | Terminal and method of manufacturing touch screen of terminal |
| WO2011137861A3 (en) * | 2011-07-01 | 2012-05-10 | 华为终端有限公司 | Terminal and method of manufacturing touch screen of terminal |
| US9484965B2 (en) | 2011-07-01 | 2016-11-01 | Huawei Device Co., Ltd. | Terminal and method for making touchscreen of terminal |
| CN103324377A (en) * | 2012-03-25 | 2013-09-25 | 上海华师京城高新技术开发有限公司 | Improved electromagnetic induction type electronic whiteboard |
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|---|---|
| CN101620493B (en) | 2012-09-05 |
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