CN203606822U - Single-layer wiring system of electromagnetic antennas - Google Patents
Single-layer wiring system of electromagnetic antennas Download PDFInfo
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- CN203606822U CN203606822U CN201320756682.XU CN201320756682U CN203606822U CN 203606822 U CN203606822 U CN 203606822U CN 201320756682 U CN201320756682 U CN 201320756682U CN 203606822 U CN203606822 U CN 203606822U
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Abstract
The utility model relates to electromagnetic screens, and discloses a single-layer wiring system of electromagnetic antennas. Multiple transverse antennas and multiple longitudinal antennas are manufactured on a substrate in a crossed mode, except the crossed part, the rest part of the transverse antennas and the longitudinal antennas are located in the same plane, and antenna cross bridges are located at the cross points of the transverse antennas and the longitudinal antennas and used for isolating the transverse antennas from the longitudinal antennas at the cross points. Compared with the prior art, the single-layer wiring system has the advantages that the transverse antennas and the longitudinal antennas are disposed in the same plane so that the transverse antennas and the longitudinal antennas can form relatively closed space, the induction area of the whole electromagnetic touch screen is located in a relatively shielded environment, and interference of outside noise and magnetic fields when the electromagnetic screen works is reduced; due to the fact that the cross points of the transverse antennas and the longitudinal antennas are isolated by means of the antenna cross bridges, the transverse antennas and the longitudinal antennas are insulated and short out is avoided; accordingly, even if the transverse antennas and the longitudinal antennas are located in the same plane, the transverse antennas and the longitudinal antennas cannot interfere with each other and can normally work.
Description
Technical field
The utility model relates to electromagnetic screen, particularly the single layer cloth wire system of electromagnetic antenna.
Background technology
For electromagnetic screen, its principle of work as shown in Figure 1.A1, A2, A3 represents three horizontal grounded antennas, time writer sends the signal of fixed frequency, due to magnetic Field Coupling, and A1, A2, A3 will sense the coupled signal of different sizes, signal magnitude is relevant with the position of pen, and, can obtain the lateral coordinates of pen according to the size of signal, longitudinally, with the antenna (not drawing Longitudinal Antenna herein) of longitudinal arrangement, adopt in the same way, judge along slope coordinate according to signal magnitude.Utilize so horizontal and vertical antenna just can accurately detect the position of pen.
When staff is near touch-screen, particularly in the time that touch-screen and whole antenna system work in the middle of large noise circumstance, such as exist charger disturb time, will produce common-mode noise, it is a noise source that this interference can be equivalent to human body, and this noise, by the coupled electric field of staff and antenna, is finally absorbed by antenna, the judgement to coupled signal size by impact day system like this, and then the touch location that must make mistake.
Summary of the invention
The purpose of this utility model is to provide a kind of single layer cloth wire system of electromagnetic antenna, makes electromagnetic screen can reduce the noise between each antenna in the time of work.
For solving the problems of the technologies described above, the utility model provides a kind of single layer cloth wire system of electromagnetic antenna, comprises substrate, many horizontal antennas, and many Longitudinal Antennas, antenna is put up a bridge;
Described many horizontal antennas and described many Longitudinal Antennas intersection are produced on described substrate, and remainder is all positioned at same plane except described cross section;
Described antenna is put up a bridge and is positioned at described many horizontal antennas and described many Longitudinal Antenna point of crossing place, and described many horizontal antennas and described many Longitudinal Antennas are isolated at described point of crossing place.
Compared with prior art, in the utility model, horizontal antenna and Longitudinal Antenna are produced on same plane, like this, because laterally antenna and Longitudinal Antenna are all metal materials, make and in one plane make horizontal antenna and Longitudinal Antenna form the metal fence of relative closure, allow the induction region of whole electromagnetic touch screen be in an environment relatively shielding, reduce the external interference of electromagnetic screen in the time of work, again because laterally antenna and antenna bridging isolation for Longitudinal Antenna infall, make both mutual insulatings, avoid short circuit, horizontal antenna and Longitudinal Antenna can be worked normally.
In addition, the area that in the utility model, antenna is put up a bridge is greater than the area of described many horizontal antennas and described many Longitudinal Antenna point of crossing.
Because the effect that the antenna in the utility model is put up a bridge is isolated horizontal antenna and Longitudinal Antenna exactly mutually, avoid both because be in contact with one another and short circuit, so the area that in the utility model, antenna is put up a bridge is made into the area that is greater than or equal to horizontal antenna and Longitudinal Antenna point of crossing, can play buffer action to guarantee that antenna is put up a bridge.
As further improvement of the utility model, wherein one end ground connection of described horizontal antenna and described Longitudinal Antenna.
The connection of ground connection like this, at staff, during near touch-screen, the noise major part of staff will be taken away by ground wire, and the impact like this transverse and longitudinal antenna system signal of electromagnetic screen being received will significantly weaken.
Further improve as of the present invention, the substrate of using in the present invention is transparency carrier, with the substrate of electromagnetic screen be in the past all opaque compared with, substrate is transparency carrier, just electromagnetic screen and capacitance plate can be produced on to same substrate, so that touch-screen is more frivolous, can also be cost-saving.
Accompanying drawing explanation
Fig. 1 is according to electromagnetic screen principle of work schematic diagram in prior art;
Fig. 2 is according to the single layer cloth wire system schematic diagram of electromagnetic antenna in the utility model the first embodiment;
Fig. 3 is according to the method for making process flow diagram of the single layer cloth wire system of electromagnetic antenna in the utility model the second embodiment;
Fig. 4 is according to the method for making schematic diagram of the single layer cloth wire system of electromagnetic antenna in the utility model the second embodiment.
Embodiment
For making the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with accompanying drawing, each embodiment of the present utility model is explained in detail.But, persons of ordinary skill in the art may appreciate that in the each embodiment of the utility model, in order to make reader understand the application better, many ins and outs are proposed.But, even without these ins and outs and the many variations based on following embodiment and modification, also can realize the each claim of the application technical scheme required for protection.
The first embodiment of the present utility model relates to a kind of single layer cloth wire system of electromagnetic antenna.As shown in Figure 2.The single layer cloth wire system of this electromagnetic antenna comprises substrate 1, and many horizontal antenna An(wherein n are natural number), many Longitudinal Antenna Bn(wherein n are natural number), antenna puts up a bridge 2.Many horizontal antenna An and Duo Gen Longitudinal Antenna Bn intersect and are produced on substrate 1, and remainder is all positioned at same plane except cross section, antenna bridging 2 is positioned at many horizontal antenna An and Duo Gen Longitudinal Antenna Bn point of crossing place, and antenna puts up a bridge 2 for many horizontal antenna An and Duo Gen Longitudinal Antenna Bn are isolated at point of crossing place.
Specifically, as shown in Figure 2, on substrate 1, arrange successively many horizontal antenna A1, A2, A3 ... antenna puts up a bridge 2, many Longitudinal Antenna B1, B2, B3 ... (can be also first to arrange Longitudinal Antenna, then arrange antenna bridging, finally arrange horizontal antenna, in present embodiment first to arrange that horizontal antenna is as example), form the single layer cloth wire system of electromagnetic antenna as shown in Figure 2.Except the point of crossing part of many horizontal antenna An and Duo Gen Longitudinal Antenna Bn, remainder is all positioned at same plane, and antenna bridging 2 is positioned at above-mentioned point of crossing place, and antenna puts up a bridge 2 for many horizontal antenna An and Duo Gen Longitudinal Antenna Bn are isolated at point of crossing place.
Compared with prior art, many horizontal antennas and many Longitudinal Antennas in present embodiment are arranged in same plane, make the space of many horizontal antennas and many Longitudinal Antenna formation relative closures, allow the induction region of whole electromagnetic touch screen be in an environment relatively shielding, the outside noise of electromagnetic screen in the time of work and the interference in magnetic field are reduced, such as in the time of finger contact touch-screen, can disturb time writer to send to the size of the coupled signal of electromagnetic screen antenna system, thereby the system of impact judges the accurate location of time writer, while particularly existing charger to disturb, will produce common-mode noise, the system that has a strong impact on is to the time writer accurate location of coordinate in length and breadth, and in present embodiment because many horizontal antennas and many Longitudinal Antennas are arranged in same plane, interference and the common mold noise interference that just can produce the above-mentioned person play a shielding action well, again because laterally antenna and Longitudinal Antenna infall are put up a bridge and isolated with antenna, make both mutual insulatings, avoid short circuit, even so many horizontal antennas in present embodiment and many Longitudinal Antennas are in same plane, can not interfere with each other yet, normal work.
Wherein the area of antenna bridging 2 is greater than or equal to the area of many horizontal antenna An and many Longitudinal Antenna Bn point of crossing.Because the effect that the antenna in the utility model is put up a bridge is isolated horizontal antenna and Longitudinal Antenna Bn exactly mutually, avoid both because be in contact with one another and short circuit, so the area that in the utility model, antenna is put up a bridge is made into the area that is greater than or equal to horizontal antenna and Longitudinal Antenna point of crossing, can play buffer action to guarantee that antenna is put up a bridge.
In addition, for being put up a bridge, antenna can be good at playing buffer action, the material that antenna is put up a bridge must be insulating material, the material that in present embodiment, antenna is put up a bridge is SiO2, so real horizontal antenna and Longitudinal Antenna are kept apart of ability, guarantees to there will not be short-circuit conditions impact to work normally between horizontal antenna and Longitudinal Antenna.
As the further improvement of present embodiment, laterally wherein one end ground connection of antenna An and Longitudinal Antenna Bn, A1-1, A2-2 and A3-3 ground connection as shown in Figure 2, B1-1, B2-2 and B3-3 ground connection.The connection of ground connection coordinates above-mentioned horizontal antenna An and many Longitudinal Antenna Bn to be positioned at the layout of same plane like this, at staff during near touch-screen, the noise major part of staff will be taken away by grounded antenna, and the impact of the transverse and longitudinal antenna system of noise on electromagnetic screen will significantly weaken like this.
Many horizontal antenna An in present embodiment and the material of many Longitudinal Antenna Bn are conductor material, are preferably metal material in present embodiment, and metal material is beneficial to conduction, form magnetic field, are beneficial to the reception of time writer signal.
As the further improvement of present embodiment, the substrate of using in present embodiment is that transparency carrier (can be also opaque substrate, the explanation as an example of transparency carrier example in present embodiment), with the substrate of electromagnetic screen be in the past all opaque compared with, substrate is transparency carrier, just electromagnetic screen and capacitance plate can be produced on to same substrate, so that touch-screen is more frivolous, can also be cost-saving.
The second embodiment of the present utility model relates to a kind of method for making of single layer cloth wire system of electromagnetic antenna.This method for making comprises following steps:
A substrate 3 is provided;
On substrate 3, make many horizontal antennas 4, in the presumptive area on many horizontal antennas 4, make antenna and put up a bridge 5, then making many Longitudinal Antennas 6 with the perpendicular direction of many horizontal antennas 4;
Or, on substrate, make many Longitudinal Antennas 6, in the presumptive area on many Longitudinal Antennas 6, make antenna and put up a bridge 5, then making many horizontal antennas 4 with the perpendicular direction of many Longitudinal Antennas;
Wherein, antenna 5 places that put up a bridge are positioned at the point of crossing of many Longitudinal Antennas 6 and many horizontal antennas 4, and many horizontal antennas 4 and Duo Gen Longitudinal Antenna 6 are isolated at point of crossing place; Many horizontal antennas 4 and Duo Gen Longitudinal Antenna 6 intersect and are produced on substrate 1, and remainder is all positioned at same plane except cross section.
For clearer description, below first to make many horizontal antennas 4, then make many Longitudinal Antennas 6 for example, introduce in detail the concrete production method of present embodiment in conjunction with Fig. 3 and Fig. 4.
Step 301 a: substrate 3 is provided.The substrate that this substrate can adopt the materials such as glass, polycarbonate, polyethylene terephtalate to make.
As further improvement of the utility model, this substrate 3 can be that transparency carrier (can be also opaque substrate, the explanation as an example of transparency carrier example in present embodiment), with the substrate of electromagnetic screen be in the past all opaque compared with, substrate is transparency carrier, just electromagnetic screen and capacitance plate can be produced on to same substrate, so that touch-screen is more frivolous, can also be cost-saving.
Then enter step 302: on substrate 3, make many horizontal antennas 4.
Then step 303: make antenna in the presumptive area on many horizontal antennas 4 and put up a bridge 5.
Then step 304: making many Longitudinal Antennas 6 with the perpendicular direction of many horizontal antennas 4, many Longitudinal Antennas 6 and the point of crossing of the many horizontal antennas 4 of making are before positioned at antenna 5 places that put up a bridge herein.
So far, manufacturing process finishes.
Wherein, many horizontal antennas 4 in step 302 are conductor material with the many Longitudinal Antennas 6 in this step, in present embodiment, are preferably illustrated as an example of metal material example, and metal material is beneficial to conduction, forms magnetic field, is beneficial to the reception of time writer signal.And many horizontal antennas and many Longitudinal Antennas have one end ground connection, the connection of ground connection like this, at staff, during near touch-screen, the noise major part of staff will be taken away by ground wire, and the impact that noise receives the transverse and longitudinal antenna system signal of electromagnetic screen like this will significantly weaken.
Presumptive area in step 303 refers to the position, point of crossing of the many Longitudinal Antennas 6 made in this step and above-mentioned many horizontal antennas 4.
The area of the antenna bridging 5 in step 303 should be greater than or equal to the area of many Longitudinal Antenna 6 point of crossing in above-mentioned many horizontal antennas 4 and this step.Because the effect of the bridging of the antenna in present embodiment 5 is exactly that horizontal antenna 4 is isolated mutually with Longitudinal Antenna 6, avoid both because be in contact with one another and short circuit, so put up a bridge 5 area of antenna will be made into the area that is greater than or equal to horizontal antenna 4 and Longitudinal Antenna 6 point of crossing in the utility model, 5 can play buffer action to guarantee that antenna is put up a bridge.
The material of antenna bridging 5 is insulating material, in order to make antenna bridging 5 can be good at playing buffer action, the material of antenna bridging 5 must be insulating material, select in the present embodiment SiO2, so real horizontal antenna 4 and Longitudinal Antenna 6 are kept apart of ability, guarantees to there will not be short-circuit conditions impact to work normally between horizontal antenna 4 and Longitudinal Antenna 6.
Compared with prior art, many horizontal antennas 4 in present embodiment are all produced on same plane with many Longitudinal Antennas 6, make many horizontal antennas 4 and many Longitudinal Antennas 6 form the space of relative closure, allow the induction region of whole electromagnetic touch screen be in an environment relatively shielding, the outside noise of electromagnetic screen in the time of work and the interference in magnetic field are reduced, such as in the time of finger contact touch-screen, can disturb time writer to send to the size of the coupled signal of electromagnetic screen antenna system, thereby the system of impact judges the accurate location of time writer, while particularly existing charger to disturb, will produce common-mode noise, the system that has a strong impact on is to the time writer accurate location of coordinate in length and breadth, and in present embodiment because many horizontal antennas 4 and many Longitudinal Antennas 6 are produced in same plane, interference and the common mold noise interference that just can produce the above-mentioned person play a shielding action well, again due to laterally antenna bridging 5 isolation for antenna 4 and Longitudinal Antenna 6 infalls, make both mutual insulatings, avoid short circuit, even so many horizontal antennas 4 in present embodiment and many Longitudinal Antennas 6 are in same plane, can not interfere with each other yet, normal work.
The step of the whole bag of tricks is divided above, just in order being described clearly, can to merge into a step or some step is split while realization, is decomposed into multiple steps, as long as comprise identical logical relation, all in the protection domain of this patent; To adding inessential modification in algorithm or in flow process or introducing inessential design, but the core design that does not change its algorithm and flow process is all in the protection domain of this patent.
Because the first embodiment is mutually corresponding with present embodiment, therefore present embodiment can with the enforcement of working in coordination of the first embodiment.The correlation technique details of mentioning in the first embodiment is still effective in the present embodiment, and the technique effect that can reach in the first embodiment can be realized in the present embodiment too, in order to reduce repetition, repeats no more here.Correspondingly, the correlation technique details of mentioning in present embodiment also can be applicable in the first embodiment.
Persons of ordinary skill in the art may appreciate that the respective embodiments described above are to realize specific embodiment of the utility model, and in actual applications, can do various changes to it in the form and details, and do not depart from spirit and scope of the present utility model.
Claims (4)
1. a single layer cloth wire system for electromagnetic antenna, is characterized in that, comprises substrate, many horizontal antennas, and many Longitudinal Antennas, antenna is put up a bridge;
Described many horizontal antennas and described many Longitudinal Antennas intersection are produced on described substrate, and remainder is all positioned at same plane except described cross section;
Described antenna is put up a bridge and is positioned at described many horizontal antennas and described many Longitudinal Antenna point of crossing place, and described many horizontal antennas and described many Longitudinal Antennas are isolated at described point of crossing place.
2. the single layer cloth wire system of electromagnetic antenna according to claim 1, is characterized in that, the area that described antenna is put up a bridge is greater than or equal to the area of described many horizontal antennas and described many vertical setting of types antenna point of crossing.
3. the single layer cloth wire system of electromagnetic antenna according to claim 1, is characterized in that, wherein one end ground connection of described horizontal antenna and described Longitudinal Antenna.
4. the single layer cloth wire system of electromagnetic antenna according to claim 1, is characterized in that, described substrate is transparency carrier.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320756682.XU CN203606822U (en) | 2013-11-25 | 2013-11-25 | Single-layer wiring system of electromagnetic antennas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320756682.XU CN203606822U (en) | 2013-11-25 | 2013-11-25 | Single-layer wiring system of electromagnetic antennas |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203606822U true CN203606822U (en) | 2014-05-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320756682.XU Expired - Lifetime CN203606822U (en) | 2013-11-25 | 2013-11-25 | Single-layer wiring system of electromagnetic antennas |
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| Country | Link |
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| CN (1) | CN203606822U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103677481A (en) * | 2013-11-25 | 2014-03-26 | 泰凌微电子（上海）有限公司 | Single-layer wire arrangement system of electromagnetic antenna and manufacturing method |
| US10678349B2 (en) | 2017-02-13 | 2020-06-09 | Guangdong Zonghua Touch Control Technology Co., Ltd. | Handwriting input device |
-
2013
- 2013-11-25 CN CN201320756682.XU patent/CN203606822U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103677481A (en) * | 2013-11-25 | 2014-03-26 | 泰凌微电子（上海）有限公司 | Single-layer wire arrangement system of electromagnetic antenna and manufacturing method |
| US10678349B2 (en) | 2017-02-13 | 2020-06-09 | Guangdong Zonghua Touch Control Technology Co., Ltd. | Handwriting input device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 201203 building 3, no.1500 Zuchongzhi Road, Pudong New Area, Shanghai Patentee after: Tailing Microelectronics (Shanghai) Co.,Ltd. Address before: 201203 building 3, no.1500 Zuchongzhi Road, Zhangjiang High Tech Park, Pudong New Area, Shanghai Patentee before: TELINK SEMICONDUCTOR (SHANGHAI) Co.,Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140521 |