CN204203999U - A kind of ATIS - Google Patents
A kind of ATIS Download PDFInfo
- Publication number
- CN204203999U CN204203999U CN201420757703.4U CN201420757703U CN204203999U CN 204203999 U CN204203999 U CN 204203999U CN 201420757703 U CN201420757703 U CN 201420757703U CN 204203999 U CN204203999 U CN 204203999U
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- motor vehicle
- magnet steel
- module
- parking stall
- atis
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Abstract
The utility model is in particular to a kind of ATIS.Comprise RFID label tag, active magnet steel group, parking stall speed of a motor vehicle recognition device, number identification device, license number ground-plane antenna and wireless memory device, RFID label tag is arranged on the bottom often saving vehicle or locomotive of train; Active magnet steel group signal output part connects the input end of parking stall speed of a motor vehicle recognition device, and the output terminal of parking stall speed of a motor vehicle recognition device connects number identification device and wireless memory device respectively; Be provided with RF tag read-write equipment in number identification device, RF tag read-write equipment is connected with the RFID label tag radio frequency often saved on vehicle or locomotive of train by license number ground-plane antenna.This ATIS can identify the license number label of the vehicle that low speed passes through, store the license number data that identify in a large number simultaneously and by wireless transmission method by license number data upload to host computer, recognition accuracy is high, data transmission is stable, greatly can reduce the workload that car number identification system is installed, save time cost and manpower material cost.
Description
Technical field
The utility model relates to railway communication equipment, particularly a kind of ATIS.
Background technology
Automatic train identification system, to raising railway locomotive, vehicle, the utilization rate of container, utilization factor, improves railway service efficiency and transportation management level has and important effect.The Back ground Information that automatic train identification system system can provide train number, license number etc. real-time for railway transportation management system; Can replace manually making a copy of license number, ensure data validity, promptness, accuracy and continuity; Marshalling yard operation efficiency can be improved, alleviate the labour intensity of operating personnel; Transport can be provided really to notify breath, realize transport and guarantee modern management; Can be combined with cargo ticket system, realize flow of goods statistical study; Realize interoffice, the automatic clearance of point interoffice haulage.This system can also realize fault car accurate forecast by auxiliary safety device simultaneously: be combined with infrared shaft temperature system, can the license number of Exact Forecast hot box vehicle, accurately processes hot box trouble; For vehicle safety dynamic monitoring system, Super leaning load system, loading goods train condition monitoring system, provide license number accurately.
At present in marshaling yard gateway, various safety equipment support the use automatic train identification system in a large number.But the ATIS of current a large amount of use exists following defect causes some occasion not install:
(1) current car number identification system can only identify the vehicle passed through with the speed of a motor vehicle of more than 3KM/H, so at some industrial enterprise and marshalling yard, district station, because there is low speed, parking, reversing waited car phenomenon and can not install car number identification system.
(2) some needs the position of installing license number, and it is too far away that distance license number accepts host computer, laying optical cable high cost.
(3) current car number identification system, for needing wire transmission (485 serial ports or Ethernet) between the main frame that stores and equipment mounting points, equipment mounting points can not storage cart number, once there is Transmission, and the license number data during Transmission being lost.
Therefore, need to design a kind of new ATIS, solve the problem that existing ATIS can not be installed in above-mentioned occasion.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of ATIS, in the installation solving the ATIS of prior art and use procedure, fiber cable laying distance and laying-out is complicated, a lot of mounting points not to collect the technical matters of license number data because of vehicle Negotiation speed lower than 3km/h.
The technical scheme that the utility model solves the problems of the technologies described above is as follows: a kind of ATIS, comprise RFI D label, active magnet steel group, parking stall speed of a motor vehicle recognition device, number identification device, license number ground-plane antenna and wireless memory device, described RFI D label is arranged on the bottom often saving vehicle or locomotive of train; Described active magnet steel group signal output part connects the input end of described parking stall speed of a motor vehicle recognition device, and the output terminal of described parking stall speed of a motor vehicle recognition device connects described number identification device and described wireless memory device respectively; Be provided with RF tag read-write equipment in described number identification device, described RF tag read-write equipment is connected with the RFI D Tag Radio Frequency often saved on vehicle or locomotive of train by license number ground-plane antenna.
On the basis of technique scheme, the utility model can also do following improvement.
Further, described active magnet steel group comprises multiple active magnet steel, and described active magnet steel sends to described parking stall speed of a motor vehicle recognition device for generation of magnet steel signal, and described active magnet steel is for detecting the wheel of vehicle of the speed of a motor vehicle lower than 1.8km/h.。
Further, described RF tag read-write equipment comprises RF radio-frequency module and decoder module; Described RF radio-frequency module comprises radio frequency sending module and Receiver Module, and described radio frequency sending module comprises the PLL frequency generator, isolator, power-adjustable control circuit, pre-amplification circuit, power amplification circuit and the filtering circuit that connect successively; Described Receiver Module comprises the detecting circuit, differential amplifier circuit and the judgement shaping circuit that connect successively.
Further, described parking stall speed of a motor vehicle recognition device comprises fpga chip and single-chip microcomputer, and described fpga chip input end connects described active magnet steel group, and described fpga chip output terminal connects described single-chip microcomputer; The input end of described single-chip microcomputer connects described fpga chip and described decoder module respectively, and described single-chip microcomputer output terminal connects the radio frequency sending module of described number identification device and described wireless memory device respectively.
Further, described wireless memory device comprises microprocessor, memory module and wireless communication module, and described microprocessor connects the output terminal of single-chip microcomputer described in the speed of a motor vehicle recognition device of described parking stall by serial ports; Described wireless memory device carries out radio communication by described wireless communication module and host computer.
Further, described wireless communication module is GPRS wireless communication module or 3G module, and described 3G module comprises CDMA2000, WCDMA and/or TD-SCDMA.
The beneficial effects of the utility model are:
(1) can identify with the license number label of the vehicle passed through lower than the speed of a motor vehicle of 1.8km/h (nonstatic state), be applicable to industrial enterprise and the mounting points such as marshalling yard, district station, expand the range of application of ATIS;
(2) adopt embedded Large Copacity wireless memory device, the license number data of 3,000 ten thousand joint vehicles can be stored; Utilize simultaneously telecommunications, UNICOM, movement GPRS or GSM passage can by license number data upload to central server without the need to laying optical cable;
(3) the utility model direction of traffic accuracy of judgement, data transmission are stablized, and greatly can reduce the workload that car number identification system is installed, save time cost and manpower material cost.
Accompanying drawing explanation
Fig. 1 is the structural representation of the automatic car number identification system of the utility model;
Fig. 2 is the structural representation of RF radio-frequency module.
Embodiment
Be described principle of the present utility model and feature below in conjunction with accompanying drawing, example, only for explaining the utility model, is not intended to limit scope of the present utility model.
As shown in Figure 1, for the structural representation of a kind of ATIS of the utility model, comprise RFID label tag, active magnet steel group, parking stall speed of a motor vehicle recognition device, number identification device, license number ground-plane antenna and wireless memory device, described RFID label tag is arranged on the bottom often saving vehicle or locomotive of train, be provided with RF tag read-write equipment in described number identification device, described RF tag read-write equipment is connected with the RFID label tag radio frequency often saved on vehicle or locomotive of train by license number ground-plane antenna.Described active magnet steel group comprises multiple active magnet steel, the present embodiment comprises five active magnet steel, described active magnet steel sends to described parking stall speed of a motor vehicle recognition device for generation of magnet steel signal, and described active magnet steel can detect the wheel of vehicle of the speed of a motor vehicle lower than 1.8km/h.The RF tag read-write equipment of described number identification device comprises RF radio-frequency module and decoder module, described parking stall speed of a motor vehicle recognition device comprises fpga chip and single-chip microcomputer, described fpga chip input end connects described active magnet steel group, and described fpga chip output terminal connects described single-chip microcomputer; The input end of described single-chip microcomputer connects described fpga chip and described decoder module respectively, and described single-chip microcomputer output terminal connects described number identification device and described wireless memory device respectively.In the present embodiment, described wireless memory device comprises microprocessor, memory module and wireless communication module, described wireless communication module comprises GPRS wireless communication module and gsm wireless communication module, and described microprocessor connects the output terminal of single-chip microcomputer described in the speed of a motor vehicle recognition device of described parking stall by serial ports; Described wireless memory device carries out radio communication by described GPRS wireless communication module and gsm wireless communication module and host computer.
In the present embodiment, active magnet steel realizes the sensing function to wheel of vehicle; Parking stall speed of a motor vehicle recognition device realize RF radio-frequency module in number identification device startup stop, and complete vehicle sentence axle note a function; License number ground-plane antenna completes the microwave radio Signal transmissions between vehicle RFID label tag and number identification device; The information of vehicle label is understood to sentence and is analysed by number identification device, and sends to wireless memory device through parking stall speed of a motor vehicle recognition device; Wireless memory device realizes storing with document form license number data, and has GPRS/GSM wireless transmission function, and embedded SQ l ite relational database, utilizes telecommunications, UNICOM, movable passageway can realize the stable transfer of data without the need to laying optical cable.
After the ATIS in the present embodiment powers up, be in wait status recognition.When there being train (information carrier) to arrive, parking stall speed of a motor vehicle recognition device is by active magnet steel, first detected vehicle to arrive, then send instruction to number identification device, after number identification device receives instruction, then start RFID label tag read write line, by license number ground-plane antenna launched microwave.When the license number label that vehicle is installed is by search coverage, then the SOC (system on a chip) on license number label is activated, and accepts to analyze microwave signal, and after modulates information SOC (system on a chip) stored, is reflected back license number ground-plane antenna.The label information that license number ground-plane antenna will receive, carries out signal extraction through RF radio-frequency module, demodulation, amplify, shaping, delivers to decoder module, be sent to speed of a motor vehicle stall recognition device after analyzing and processing is carried out to label information, then send the data to wireless memory device.If now do not have the halt instruction that parking stall speed of a motor vehicle discriminating gear transmits, then number identification device carries out the information identification of next round license number label; Arrive if halt instruction sends; then halt system runs; vehicle number information is saved as text by this equipment; and stored in the SQ l ite relational database of wireless memory device; be transferred to central server by GPRS or gsm wireless, and realize the functions such as data storage, breakpoint transmission, data integrity protection.System gets back to holding state again.
In the present embodiment; the fpga chip of described parking stall speed of a motor vehicle recognition device adopts Latt i ce model to be LCMX02-1200HC chip; single-chip microcomputer adopts C8051 F340; the microprocessor of described wireless memory device adopts ARM9 microprocessor S3C2410; certainly in other embodiments; other suitable chips can be selected to build this ATIS, and these are all within the scope of the utility model protection.
As shown in Figure 2, for the structural representation of RF radio-frequency module, described RF radio-frequency module comprises radio frequency sending module and Receiver Module, and described radio frequency sending module comprises the PLL frequency generator, isolator, power-adjustable control circuit, pre-amplification circuit, power amplification circuit and the filtering circuit that connect successively; Described Receiver Module comprises the detecting circuit, differential amplifier circuit and the judgement shaping circuit that connect successively.Described PLL frequency generator adopts phaselocked loop automatically to complete the synchronous of phase place, namely guarantees that the output signal that oscillator produces is synchronous with reference signal or input signal in frequency and phase place.The essence of phase-locked loop circuit is a phase differential varitrol.In native system, phaselocked loop is adopted to produce system wanted carrier frequency.Described isolator is applied in high-frequency circuit, in order to solution " circulation " and " ground loop " and some other electromagnetic interference (EMI) can be had, isolator is added after phaselocked loop, can effectively eliminate like this due to ground circulation larger time the common mode noise voltage that causes, ensure the stability of phase-locked loop operation.Described power-adjustable control circuit is applied in whole car number identification system, and system need reach the power of 1.6W, can realize the object of remote Train number recognition like this.In the application of reality, when rfid interrogator distance RFID label tag close together time, can be suitable turn power down alleviate whole system burden.When read write line distance RFID label tag distant, when working environment is more severe, by the increasing power that this module is suitable, such user can carry out suitable regulating power size according to demand.Described pre-amplification circuit is positioned at before power amplifier, realizes amplifying circuit gain, transforming impedance, makes it match with the input impedance of power amplifier below, drives final-stage power amplifier work.Described power amplification circuit makes load to obtain undistorted voltage signal large as far as possible, in the true limit allowed, provides enough large power as far as possible efficiently to antenna.Its leading indicator is power gain and output power.Described circulator is a kind of three port devices of nonreciprocal character.It makes signal arrive license number ground-plane antenna from radio frequency sending module, or arrives Receiver Module from license number ground-plane antenna port.The effect of circulator quite with a double-antenna structure, i.e. a receiving antenna and an emitting antenna.Adopt such structure, by the directional emission of antenna, reader just obtains transceiver insulation.Described detecting circuit is used for the coded message demodulating radio-frequency (RF) tag from the ASK signal that electronic tag launches.Described differential amplifier circuit is used for the radio-frequency (RF) tag coded message after detection to be amplified to enough amplitudes.The effect of described judgement shaping circuit is by judging signal level thresholding, filtering noise and clutter, by the signals revivification of radio-frequency (RF) tag, and delivers to decoding unit by Base Band Unit and carries out Data Analysis.
The utility model can identify with the license number label of the vehicle passed through lower than the speed of a motor vehicle of 1.8km/h (nonstatic state), is applicable to industrial enterprise and the mounting points such as marshalling yard, district station, expands the range of application of ATIS; Adopt embedded Large Copacity wireless memory device simultaneously, the license number data of 3,000 ten thousand joint vehicles can be stored; Utilize simultaneously telecommunications, UNICOM, movement GPRS or GSM passage can by license number data upload to central server without the need to laying optical cable; The transmission of the utility model direction of traffic accuracy of judgement, data is stable, and greatly can reduce the workload that car number identification system is installed, save time cost and manpower material cost.
The foregoing is only preferred embodiment of the present utility model, not in order to limit the utility model, all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (6)
1. an ATIS, it is characterized in that: comprise RFID label tag, active magnet steel group, parking stall speed of a motor vehicle recognition device, number identification device, license number ground-plane antenna and wireless memory device, described RFID label tag is arranged on the bottom often saving vehicle or locomotive of train; Described active magnet steel group signal output part connects the input end of described parking stall speed of a motor vehicle recognition device, and the output terminal of described parking stall speed of a motor vehicle recognition device connects described number identification device and described wireless memory device respectively; Be provided with RF tag read-write equipment in described number identification device, described RF tag read-write equipment is connected with the RFID label tag radio frequency often saved on vehicle or locomotive of train by license number ground-plane antenna.
2. ATIS according to claim 1, is characterized in that: described active magnet steel group comprises multiple active magnet steel, and described active magnet steel sends to described parking stall speed of a motor vehicle recognition device for generation of magnet steel signal; Described active magnet steel is for detecting the wheel of vehicle of the speed of a motor vehicle lower than 1.8km/h.
3. ATIS according to claim 1 and 2, is characterized in that: described RF tag read-write equipment comprises RF radio-frequency module and decoder module; Described RF radio-frequency module comprises radio frequency sending module and Receiver Module, and described radio frequency sending module comprises the PLL frequency generator, isolator, power-adjustable control circuit, pre-amplification circuit, power amplification circuit and the filtering circuit that connect successively; Described Receiver Module comprises the detecting circuit, differential amplifier circuit and the judgement shaping circuit that connect successively.
4. ATIS according to claim 3, it is characterized in that: described parking stall speed of a motor vehicle recognition device comprises fpga chip and single-chip microcomputer, described fpga chip input end connects described active magnet steel group, and described fpga chip output terminal connects described single-chip microcomputer; The input end of described single-chip microcomputer connects described fpga chip and described decoder module respectively, and described single-chip microcomputer output terminal connects the radio frequency sending module of described number identification device and described wireless memory device respectively.
5. ATIS according to claim 4, it is characterized in that: described wireless memory device comprises microprocessor, memory module and wireless communication module, described microprocessor connects the output terminal of single-chip microcomputer described in the speed of a motor vehicle recognition device of described parking stall by serial ports; Described wireless memory device carries out radio communication by described wireless communication module and host computer.
6. ATIS according to claim 5, is characterized in that: described wireless communication module is GPRS wireless communication module or 3G module; Described 3G communication module is CDMA2000, WCDMA and/or TD-SCDMA.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420757703.4U CN204203999U (en) | 2014-12-04 | 2014-12-04 | A kind of ATIS |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420757703.4U CN204203999U (en) | 2014-12-04 | 2014-12-04 | A kind of ATIS |
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| Publication Number | Publication Date |
|---|---|
| CN204203999U true CN204203999U (en) | 2015-03-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420757703.4U Expired - Fee Related CN204203999U (en) | 2014-12-04 | 2014-12-04 | A kind of ATIS |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105654002A (en) * | 2015-12-25 | 2016-06-08 | 重庆微标科技股份有限公司 | Vehicle information simulation device used for RFID product |
| CN106627658A (en) * | 2016-10-28 | 2017-05-10 | 中车北京二七车辆有限公司 | Bearing temperature alarming system for wagon |
| CN109307503A (en) * | 2018-10-15 | 2019-02-05 | 哈尔滨市科佳通用机电股份有限公司 | A kind of electricity business mobile unit detection system |
| CN110674904A (en) * | 2019-10-15 | 2020-01-10 | 南京中科华铁信息技术有限公司 | Train positioning system and method based on train number system |
| CN112208585A (en) * | 2020-09-30 | 2021-01-12 | 深圳市平方科技股份有限公司 | Train information detection system and method thereof |
| CN113492891A (en) * | 2021-04-23 | 2021-10-12 | 北京时域智控技术有限公司 | Railway present-car monitoring system and car marshalling method |
-
2014
- 2014-12-04 CN CN201420757703.4U patent/CN204203999U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105654002A (en) * | 2015-12-25 | 2016-06-08 | 重庆微标科技股份有限公司 | Vehicle information simulation device used for RFID product |
| CN105654002B (en) * | 2015-12-25 | 2019-01-25 | 重庆微标科技股份有限公司 | Information of vehicles simulator for RFID product |
| CN106627658A (en) * | 2016-10-28 | 2017-05-10 | 中车北京二七车辆有限公司 | Bearing temperature alarming system for wagon |
| CN109307503A (en) * | 2018-10-15 | 2019-02-05 | 哈尔滨市科佳通用机电股份有限公司 | A kind of electricity business mobile unit detection system |
| CN110674904A (en) * | 2019-10-15 | 2020-01-10 | 南京中科华铁信息技术有限公司 | Train positioning system and method based on train number system |
| CN110674904B (en) * | 2019-10-15 | 2023-06-30 | 南京中科华铁信息技术有限公司 | Train positioning system and method based on train number system |
| CN112208585A (en) * | 2020-09-30 | 2021-01-12 | 深圳市平方科技股份有限公司 | Train information detection system and method thereof |
| CN113492891A (en) * | 2021-04-23 | 2021-10-12 | 北京时域智控技术有限公司 | Railway present-car monitoring system and car marshalling method |
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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: 20150311 Termination date: 20151204 |
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| EXPY | Termination of patent right or utility model |