CN202978919U - TD-SCDMA based vehicle-mounted system - Google Patents
TD-SCDMA based vehicle-mounted system Download PDFInfo
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- CN202978919U CN202978919U CN2012206702930U CN201220670293U CN202978919U CN 202978919 U CN202978919 U CN 202978919U CN 2012206702930 U CN2012206702930 U CN 2012206702930U CN 201220670293 U CN201220670293 U CN 201220670293U CN 202978919 U CN202978919 U CN 202978919U
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- antenna
- onboard system
- material antenna
- super material
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Abstract
The utility model provides a TD- SCDMA based vehicle-mounted system, comprising a vehicle-mounted system body and an antenna, wherein the antenna is arranged on the vehicle-mounted system body, carries out signal transmission with the vehicle-mounted system body and is a TD-SCDMA meta-material antenna; and the vehicle-mounted system body is provided with a filter circuit matched with the TD-SCDMA meta-material antenna. The TD-SCDMA meta-material antenna comprises a substrate and a circuit printed on the substrate. According to the system provided by the utility model, the TD-SCDMA meta-material antenna is used, the filter circuit matched with the antenna is designed, original antennas are replaced, and the TD-SCDMA meta-material antenna can be built in a vehicle even in the vehicle-mounted system and isn't easy to be damaged. A at least 3 m feed wire externally mounted in the background art is omitted, installation is relatively convenient; because the meta-material antenna is adopted, the vehicle-mounted system provided by the utility model is used to receive signals and has an excellent omnidirectional performance, a gain performance and mobility.
Description
Technical field
The utility model relates to a kind of onboard system, relates in particular to a kind of onboard system based on TD-SCDMA.
Background technology
So-called onboard system refers to the product that can use on automobile or similar tool movement, conveniently use commonly vehicle mounted MP 3, MP4, GPS, vehicle-carrying DVD, vehicle-mounted computer, onboard mobile telephone, in-car TV and vehicle-mounted hard disks machine etc. in motor racing.
Traditional based on the TD-SCDMA antenna in the onboard system of TD-SCDMA in order to receive good stable signal, need external installation, and the feeder line that antenna needs at least 3 meters of external length by cabling in car to the external reception TD-SCDMA of car signal, the installation in trouble effort, and size and weight all do not have advantage, and line length wire diameter characteristic is relatively poor; And because be external, easily cause loss and damage due to the TD-SCDMA antenna, and its omni-directional, gain property is all relative relatively poor with mobility.
The utility model content
For the problem that prior art exists, the utility model provides a kind of onboard system based on TD-SCDMA, and this onboard system can be installed on TD-SCDMA built-in antenna in car, and easy for installation.
" TD-SCDMA " described in the utility model is English Time Division-Synchronous Code Division Multiple Access(TD SDMA) abbreviation, be the 3G (Third Generation) Moblie standard (being called for short 3G) that China proposes.
The utility model is achieved in that a kind of onboard system based on TD-SCDMA, the antenna that comprises the onboard system main body and be arranged on described onboard system main body and carry out with it the signal transmission, described antenna is the super material antenna of TD-SCDMA, described onboard system main body is provided with the filter circuit with the super material antenna match of this TD-SCDMA, and the super material antenna of described TD-SCDMA comprises substrate and the circuit that is printed on described substrate.
Super material (metamaterial) refers to some composite materials that have the structure of artificial design and present the not available extraordinary physical property of natural material.By the structurally ordered design on the key physical yardstick of material, can break through the restriction of some performance natural law, thereby obtain to exceed the meta-materials function of the intrinsic common character of nature." the super material " that develop so far comprising: " left-handed materials ", photonic crystal, " super magnetic material " etc.The super material antenna of the utility model forms based on the artificial electromagnetic material art designs, and wherein the patent No. is: " 201210173891.1 "; Application publication number is: the patent of invention of " CN 102719028 A " discloses the super material antenna of a kind of super material substrate and preparation method, preparation.Super material antenna described in the utility model be with above-mentioned disclosed patent documentation in same or similar antenna.It is low that super material antenna possesses loss, and gain property is better, and the advantage that intensity is high, volume is little has good omni-directional, gain property and mobility.Use the super material antenna of TD-SCDMA in the utility model, and the filter circuit that is complementary with it of design, substituted original antenna, can the built-in Che Nei of being installed on or even be installed in onboard system, not fragile, saved at least 3 meters feeder lines that need external installation in the background technology, easier for installation; And owing to having adopted super material antenna, make the utility model onboard system receive signal and have good omni-directional, gain property and mobility, can provide High Data Rate upload and download function for automobile, the speech quality of high definition, enriched automobile information entertainment service function and improved corresponding performance, the basic communication service of high-quality is provided for the automobile information entertainment service.Wherein, the filter circuit that is complementary with the super material antenna of this TD-SCDMA carries out the adaptability coupling according to impedance and the characterisitic parameter of this antenna.
Particularly, described onboard system main body comprises mainboard, described mainboard is provided with successively central processing unit, TD-SCDMA module and the micro-control unit that is electrically connected to, described filter circuit respectively with described TD-SCDMA module be connected the super material antenna electric of TD-SCDMA and be connected.
Particularly, described TD-SCDMA module is connected with described central processing unit by USB interface.Wherein, described USB interface is USB, is an external bus standard.
Particularly, described TD-SCDMA module is connected with described micro-control unit by the UART interface.Wherein, described UART interface is the general serial data/address bus, is used for asynchronous communication.This bus two-way communication can realize full duplex transmission and reception.
Particularly, the super material antenna of described TD-SCDMA is connected by wire bonds with described filter circuit.
Particularly, the super material antenna of described TD-SCDMA is fixedly installed in the headrest of automotive seat; Or be fixedly installed in the interior clear position of automobile center console, not only be convenient to install but also can make onboard system elegant in appearance when guaranteeing good reception signal.
Adopt said structure, make the utility model stable performance, the signal transmission is more smooth.
The beneficial effects of the utility model are: the antenna volume of onboard system is little, easy for installation; Receive signal and have good omni-directional, gain property and mobility.
Description of drawings
Figure 1 shows that a kind of theory diagram based on the TD-SCDMA onboard system that embodiment provides;
Figure 2 shows that the theory diagram that in embodiment, the super material antenna of TD-SCDMA is connected with the onboard system mainboard;
Figure 3 shows that the super material antenna structure view of TD-SCDMA in embodiment;
Figure 4 shows that the super material antenna of TD-SCDMA in embodiment and the syndeton schematic diagram of filter circuit.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is described in further details.
Referring to Fig. 1 to Fig. 3, the utility model is achieved in that a kind of onboard system based on TD-SCDMA, comprise onboard system main body 1 and the antenna that is arranged on described onboard system main body 1 and carries out with it the signal transmission, described antenna is the super material antenna 2 of TD-SCDMA, described onboard system main body 1 is provided with the filter circuit 3 with super material antenna 2 couplings of this TD-SCDMA, and the super material antenna 2 of described TD-SCDMA comprises substrate 21 and the circuit 22 that is printed on described substrate.
It is low that super material antenna possesses loss, and gain property is better, and the advantage that intensity is high, volume is little has good omni-directional, gain property and mobility.use the super material antenna 2 of TD-SCDMA in the utility model, and the filter circuit 3 that is complementary with it of design, substituted original antenna, can the built-in Che Nei of being installed on or even be installed in onboard system, not fragile, at least 3 meters feeder lines that need external installation in the background technology have been saved, easier for installation, and owing to having adopted super material antenna, make the utility model receive signal and have good omni-directional, gain property and mobility, can provide High Data Rate upload and download function for automobile, the speech quality of high definition, enrich automobile information entertainment service function and improved corresponding performance, the basic communication service of high-quality is provided for the automobile information entertainment service.Wherein, the filter circuit that is complementary with the super material antenna of this TD-SCDMA carries out the adaptability coupling according to impedance and the characterisitic parameter of this antenna.
Particularly, described onboard system main body 1 comprises mainboard 11, it is CPU that described mainboard 11 is provided with successively the central processing unit 12(that is electrically connected to), TD-SCDMA module 13 and micro-control unit 14(be MCU), described filter circuit is electrically connected to described TD-SCDMA module 13 and the super material antenna 3 of described TD-SCDMA respectively.
Particularly, described TD-SCDMA module 13 is connected with described central processing unit 12 by USB interface, has advantages of that the speed transmission is fast.
Particularly, described TD-SCDMA module logical 13 is crossed the UART interface and is connected with described micro-control unit 14, and is simple and practical.
Particularly, the super material antenna 3 of described TD-SCDMA is welded to connect by wire 4 with described filter circuit 3.As Fig. 4, can first an end of wire 4 and the solder joint 23 of the super material antenna 3 of this TD-SCDMA be welded during installation, the super material antenna 3 use gums of this TD-SCDMA are fixed in clear position in console in automobile (if onboard system is installed on the automotive seat back, the super material antenna 3 of TD-SCDMA can be fixed in the headrest of automotive seat), then the exposed metal/bare metal end 41 with wire 4 other ends is connected with the solder joint 31 of filter circuit, and wherein filter circuit 3 can be integrated on the onboard system mainboard.Said structure not only is convenient to install but also can make onboard system elegant in appearance when guaranteeing good reception signal.
Adopt said structure, make the utility model be convenient to install, and stable performance, the signal transmission is more smooth.
Onboard system described in the utility model uses the super material antenna of built-in TD-SCDMA to replace traditional external antenna, used the Meta-RF wireless technology, on the basis that guarantees the TD-SCDMA receptivity, built-in antenna forms integrated overall design, has reduced time and the cost installed.In appearance, its size is little, and is lightweight; Aspect net mate, need not matching network, avoided loss, reduced the complexity of circuit; Aspect parameter designing, based on ultra-large statistical modeling, optimized the design of antenna parameter; Aspect receptivity, has good omni-directional, be conducive to the good reception under various environment, so utilize super material technology to the overdelicate receiving ability of TD-SCDMA signal, thereby just can guarantee that car owner and passenger are running at high speed or the outer suburbs, city can be smooth, in real time TV reception.
The above is only preferred embodiment of the present utility model, not in order to limiting the utility model, all doing within spirit of the present utility model and principle any modification, be equal to and replace and within improvement etc. all should be included in protection range of the present utility model.
Claims (7)
1. onboard system based on TD-SCDMA, the antenna that comprises the onboard system main body and be arranged on described onboard system main body and carry out with it the signal transmission, it is characterized in that: described antenna is the super material antenna of TD-SCDMA, described onboard system main body is provided with the filter circuit with the super material antenna match of this TD-SCDMA, and the super material antenna of described TD-SCDMA comprises substrate and the circuit that is printed on described substrate.
2. onboard system according to claim 1, it is characterized in that: described onboard system main body comprises mainboard, described mainboard is provided with successively central processing unit, TD-SCDMA module and the micro-control unit that is electrically connected to, described filter circuit respectively with described TD-SCDMA module be connected the super material antenna electric of TD-SCDMA and be connected.
3. onboard system according to claim 2, it is characterized in that: described TD-SCDMA module is connected with described central processing unit by USB interface.
4. onboard system according to claim 3 is characterized in that: described TD-SCDMA module is connected with described micro-control unit by the UART interface.
5. the described onboard system of according to claim 1 to 4 any one, it is characterized in that: the super material antenna of described TD-SCDMA is connected by wire bonds with described filter circuit.
6. onboard system according to claim 5, it is characterized in that: described TD-SCDMA is super, and the material antenna is fixedly installed in the headrest of automotive seat.
7. onboard system according to claim 5 is characterized in that: the super material antenna of described TD-SCDMA is fixedly installed in the clear position in automobile center console.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012206702930U CN202978919U (en) | 2012-12-07 | 2012-12-07 | TD-SCDMA based vehicle-mounted system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012206702930U CN202978919U (en) | 2012-12-07 | 2012-12-07 | TD-SCDMA based vehicle-mounted system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202978919U true CN202978919U (en) | 2013-06-05 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012206702930U Expired - Fee Related CN202978919U (en) | 2012-12-07 | 2012-12-07 | TD-SCDMA based vehicle-mounted system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202978919U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103546353A (en) * | 2013-11-05 | 2014-01-29 | 英华达（南京）科技有限公司 | In-vehicle network advertising machine supporting CDMA GSM 4G LTE wireless router |
| CN105206922A (en) * | 2015-09-01 | 2015-12-30 | 启东市瑞丰化工有限公司 | Vehicle-mounted system based on CDMA2000 |
| CN111492534A (en) * | 2017-12-20 | 2020-08-04 | 株式会社友华 | Vehicle-mounted antenna device |
-
2012
- 2012-12-07 CN CN2012206702930U patent/CN202978919U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103546353A (en) * | 2013-11-05 | 2014-01-29 | 英华达（南京）科技有限公司 | In-vehicle network advertising machine supporting CDMA GSM 4G LTE wireless router |
| CN103546353B (en) * | 2013-11-05 | 2016-08-24 | 英华达（南京）科技有限公司 | Support the vehicle-mounted networking advertisement machine of dual-network and dual-standby 4G LTE wireless routing |
| CN105206922A (en) * | 2015-09-01 | 2015-12-30 | 启东市瑞丰化工有限公司 | Vehicle-mounted system based on CDMA2000 |
| CN111492534A (en) * | 2017-12-20 | 2020-08-04 | 株式会社友华 | Vehicle-mounted antenna device |
| CN111492534B (en) * | 2017-12-20 | 2023-02-17 | 株式会社友华 | Vehicle-mounted antenna device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Jiangxi Hang Sheng Electronic Science and Technology Co., Ltd. Assignor: Hangsheng Electronic Co., Ltd., Shenzhen City Contract record no.: 2014360000212 Denomination of utility model: TD-SCDMA based vehicle-mounted system Granted publication date: 20130605 License type: Exclusive License Record date: 20140723 |
|
| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130605 Termination date: 20171207 |