CN103295041A - Automatic electronic operation certificate recognition system by employing ZIGBEE technology - Google Patents
Automatic electronic operation certificate recognition system by employing ZIGBEE technology Download PDFInfo
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- CN103295041A CN103295041A CN2013102650226A CN201310265022A CN103295041A CN 103295041 A CN103295041 A CN 103295041A CN 2013102650226 A CN2013102650226 A CN 2013102650226A CN 201310265022 A CN201310265022 A CN 201310265022A CN 103295041 A CN103295041 A CN 103295041A
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Abstract
The invention relates to an automatic electronic operation certificate recognition system by employing a ZIGBEE technology. The system is used for supervising public transport and at least comprises an original operation certificate and license issuance system, an operation certificate information downloader, a vehicle electronic tag and electronic tag readers based on electronic pole positioning, vehicle identity recognition and data sharing. In the original operation certificate and license issuance system, an original operation certificate uses a non-contact central processing unit (CPU) card; the operation certificate information downloader comprises a non-contact card reader and a ZIGBEE wireless communication module; the vehicle electronic tag and a vehicle intelligent terminal are mounted on a vehicle together to perform data exchange; the vehicle electronic tag comprises a ZIGBEE wireless communication module, a memory and an external data interface; and the electronic tag readers are composed of a fixed electronic tag reader and a movable portable electronic tag reader. The automatic electronic operation certificate recognition system is an improvement of a prior traditional management mode and capable of facilitating intelligentization of urban traffic of transport departments.
Description
Technical field
The present invention relates to a kind of electronics card for operating automatic recognition system of the ZIGBEE of employing technology, be used for the supervision and management of public transit vehicle.
Background technology
Along with the informationalized popularization of China's public affair, " the Shanghai City public vapour electric car electronic recognition technical scheme " that Shanghai Urban Transport management board proposes in April, 2007 need be formulated specific embodiment at this scheme.This embodiment relates generally to six partial contents: implement target, content, progress, test arrangement, enforcement meaning and program budget.
The management of public transit vehicle at present still rests on based on car-mounted terminal vehicle is positioned, and does not have informationization, the systematization of vehicle management truly.
Summary of the invention
The object of the invention is to provide a kind of electronics card for operating automatic recognition system of the ZIGBEE of employing technology, to satisfy the public transport vapour electric car electronic recognition that relevant department of Shanghai Urban Transport management board proposes, solve two big basic demands of vapour electric car license electronization and public transport vapour electric car testing vehicle register electronic recognition, and the demand that can share of relevant information data.
The object of the invention is achieved through the following technical solutions: the electronics card for operating automatic recognition system that adopts the ZIGBEE technology, based on electronics mark post location, testing vehicle register identification and data sharing, at least comprise that card for operating just demonstrate,proving and license delivery system, card for operating information downloader, vehicle electronics label, five ingredients of electronic label read/write, wherein:
Described card for operating just demonstrate,proving with the license delivery system in, card for operating is just being demonstrate,proved and is being adopted contactless CPU card, provide and annual examination by trade management department is unified, and set up the license delivery system, this license delivery system is made up of IC-card read write line, computing machine and corresponding card producing system background application software, to realize making, check and the rewriting of card for operating, use card for operating information downloader that the information of card for operating is downloaded to the vehicle electronics label;
Described card for operating information downloader comprises Non-contact Media Reader and ZIGBEE wireless communication module, these two parts are separately used or integrated use, the information of reading card for operating by Non-contact Media Reader, and information downloaded in the vehicle electronics label by ZIGBEE wireless data transmission manner;
Described vehicle electronics label and vehicle intelligent terminal are installed on the vehicle jointly, and vehicle electronics label and vehicle intelligent terminal carry out exchanges data, described vehicle electronics label comprises the ZIGBEE wireless communication module, storer and external data interface, described external data interface sends other mobile units to for information about with what the vehicle electronics label was read, realize data sharing, also can receive simultaneously the information of other mobile units, with the ZIGBEE wireless communication module receive and send messages and the information of downloading card for operating in storer, in the storer of described vehicle electronics label, there is the unique identification code of the secondary card of card for operating, when electronic label read/write has read this identification code, realize testing vehicle register identification;
Described electronic label read/write is made up of point of fixity electronic label read/write and mobile portable electronic label read/write, described point of fixity electronic label read/write is installed in Parking Area, the junction, the terminus, comprise the fixedly read write line as electronics mark post location that is located at point of fixity, ZIGBEE wireless communication module and external data interface, be connected with the computer management backstage, in the exchanges data of finishing between vehicle electronics label and the electronic label read/write, after reaching default effect, foundation is mark post with the point of fixity electronic label read/write, the vehicle electronics label is the star network of node, realize the bidirectional communication function between vehicle electronics label and the electronic label read/write, handle by the identity information to vehicle, read and transfer data to the computer management backstage by external data interface behind the vehicle electronics label information and handle, finish the collection of data; Simultaneously, the computer management backstage to the information of vehicles of obtaining carry out that data gather, classification, statistics and analysis; Described portable electronic tag read-write equipment comprises ZIGBEE wireless communication module, display screen, operation push-button and external data interface, reads by the information to the vehicle electronics label, finishes the examination of card for operating certification system and the making of card for operating.
On the such scheme basis, described vehicle electronics label is that the JN5121-000 wireless microprocessor chip of one is as primary controller with collection transceiver and microprocessor, this chip is the IEEE802.15.4/ZigBee wireless microprocessor, this chip is solidificated in the protocol stack of IEEE802.15.4 in the ROM of chip, set up the ZIGBEE wireless communication networks, the information of storer is connected with external data interface by spare interface, vehicle power module and vehicle electronics label segment are separately, use Non-contact Media Reader, read card for operating and just demonstrate,proving information, at a distance the card for operating relevant information is written in the vehicle electronics label by the Zigbee wireless mode, as the secondary card of card for operating.
On the such scheme basis, utilize the interface of one 485 of 232 serial ports expansion of described JN5121-000 wireless microprocessor chip to use for data output.
On the such scheme basis, the power supply of power supply employing+24V vehicle power and/or rechargeable battery, power transfer module is separated with electronic tag, and general+24V voltage transformation uses to 3.3V power supply subtab, and rechargeable battery and electronic tag integrate.
On the such scheme basis, Non-contact Media Reader in the described card for operating information downloader and ZIGBEE wireless communication module two parts are separately used, enterprise sets up the certificate management system of a company, by Non-contact Media Reader the card for operating of company is just being demonstrate,proved in the database that data are read into computing machine, import and export or parking lot installation ZIGBEE wireless communication module at the vehicle of company, this module links to each other with computing machine; When vehicle process ZIGBEE wireless zones, do not upgrade if find the secondary card information of the card for operating of vehicle, carry out down loading updating immediately, and in database, record the vehicle of having downloaded.
On the such scheme basis, the integrated downloader of Non-contact Media Reader in the described card for operating information downloader and ZIGBEE wireless communication module uses, card for operating is just being demonstrate,proved near downloader, the vehicle that needs are downloaded passes through ZIGBEE wireless downloading information in the ZIGBEE range for wireless communication, realize point-to-point download.
On the such scheme basis, described electronics mark post location replenishing as car-mounted terminal gps satellite location, be that the basic element of character is formed the point of fixity electronic label read/write with the ZIGBEE wireless communication module, because this point of fixity electronic label read/write is provided with the RS-232 interface with dataphone, establish the mark post position of point of fixity, the vehicle that is loaded with the testing vehicle register identifying information enters this zone, set up cyberrelationship, confirm the position, when electronic tag read this positional information, the external interface of reserving by electronic tag was transferred to mobile unit for the location use with positional information.
On the such scheme basis, described data sharing is working frequency points, networking pattern and information format, exchanges data communications protocol, the cipher mode by unified ZIGBEE wireless communication module, and meets described electronic label read/write realization.
On the such scheme basis, utilize described ZIGBEE wireless communication module to set up radio communication, when the vehicle approaching or when sailing out of certain point of fixity, the trend of travelling of vehicle is judged, or vehicle location is judged.
The invention provides a kind of using method of electronics card for operating automatic recognition system of the ZIGBEE of employing technology, in regular turn by following step:
1) just demonstrate,proves and revising card for operating by license delivery system making operation certificate and just demonstrate,proving information;
2) by card for operating information downloader, the mode of the information that card for operating is just being demonstrate,proved by the ZIGBEE radio communication downloads in the storer of vehicle electronics label and preserves;
3) when vehicle process electronic label read/write, the vehicle electronics label joins in the network of electronic label read/write foundation, becomes a node of network;
4) information of vehicle electronics label transmission oneself is to electronic label read/write;
5) electronic label read/write receives that information identifies testing vehicle register, also oneself positional information is sent to the vehicle electronics label simultaneously;
6) after the vehicle electronics label is received the positional information of electronic label read/write, positional information by data-interface, is sent to intelligent terminal, as auxiliary positioning information;
7) the vehicle electronics label exits network, and dormancy a period of time, prevents from adding again network;
8) after dormancy a period of time, begin the activation demand and add next network;
9) when vehicle during through the another one electronic label read/write, repeat 3)～8) process.
The present invention has positive meaning for electronization and the public transit vehicle information system management of card for operating photograph, is existing traditional way to manage is improved, and is conducive to traffic department's urban transportation intellectuality.At the city main roads license reading device being installed can add up accurately to the vehicle amount of the different roads of different time, and scientific basis is provided for urban transportation is unimpeded.The present invention is forward-looking in the electronization of card for operating photograph and public transit vehicle information system management, and design for scheme also has extendability.
Description of drawings
Accompanying drawing 1 the present invention adopts the electronics card for operating automatic recognition system block diagram of ZIGBEE technology;
Accompanying drawing 2 system works flow process synoptic diagram of the present invention;
Accompanying drawing 3 vehicle electronics label construction block diagrams;
Accompanying drawing 4 read write line composition diagrams.
Embodiment
1 the present invention adopts shown in the electronics card for operating automatic recognition system block diagram and accompanying drawing 2 system works flow process synoptic diagram of the present invention of ZIGBEE technology as accompanying drawing, adopt the electronics card for operating automatic recognition system of ZIGBEE technology, based on electronics mark post location, testing vehicle register identification and data sharing, at least comprise that card for operating just demonstrate,proving and license delivery system, card for operating information downloader, vehicle electronics label, five ingredients of electronic label read/write, wherein:
Described card for operating just demonstrate,proving with the license delivery system in, card for operating is just being demonstrate,proved and is being adopted contactless CPU card, provide and annual examination by trade management department is unified, and set up the license delivery system, this license delivery system is made up of IC-card read write line, computing machine and corresponding card producing system background application software, to realize making, check and the rewriting of card for operating, use card for operating information downloader that the information of card for operating is downloaded to the vehicle electronics label;
Described card for operating information downloader comprises Non-contact Media Reader and ZIGBEE wireless communication module, these two parts are separately used or integrated use, the information of reading card for operating by Non-contact Media Reader, and information downloaded in the vehicle electronics label by ZIGBEE wireless data transmission manner;
Described vehicle electronics label and vehicle intelligent terminal are installed on the vehicle jointly, and vehicle electronics label and vehicle intelligent terminal can carry out exchanges data, described vehicle electronics label is shown in accompanying drawing 3 vehicle electronics label construction block diagrams, comprise the ZIGBEE wireless communication module, storer and external data interface, described external data interface sends other mobile units to for information about with what the vehicle electronics label was read, realize data sharing, also can receive simultaneously the information of other mobile units, with the ZIGBEE wireless communication module receive and send messages and the information of downloading card for operating in storer, in the storer of described vehicle electronics label, there is the unique identification code of the secondary card of card for operating, when electronic label read/write has read this identification code, realize testing vehicle register identification.In the present embodiment, the vehicle electronics label is that the JN5121 wireless microprocessor chip of one is as primary controller with collection transceiver and microprocessor, this chip is the IEEE802.15.4/ZigBee wireless microprocessor, this chip is solidificated in the protocol stack of IEEE802.15.4 in the ROM of chip, set up the ZIGBEE wireless communication networks, the information of storer is connected with external data interface by spare interface, vehicle power module and vehicle electronics label are separately, use Non-contact Media Reader, read card for operating and just demonstrate,proving information, at a distance the card for operating relevant information is written in the vehicle electronics label by the Zigbee wireless mode, as the secondary card of card for operating;
Described electronic label read/write is made up of point of fixity electronic label read/write and mobile portable electronic label read/write, shown in accompanying drawing 4 read write line composition diagrams, described point of fixity electronic label read/write is installed in Parking Area, the junction, the terminus, comprise the fixedly read write line as electronics mark post location that is located at point of fixity, ZIGBEE wireless communication module and external data interface, be connected with the computer management backstage, in the exchanges data of finishing between vehicle electronics label and the electronic label read/write, after reaching default effect, foundation is mark post with the point of fixity electronic label read/write, the vehicle electronics label is the star network of node, realize the bidirectional communication function between vehicle electronics label and the electronic label read/write, handle by the identity information to vehicle, read and transfer data to the computer management backstage by external data interface behind the vehicle electronics label information and handle, finish collection and the demonstration of data; Simultaneously, the computer management backstage to the information of vehicles of obtaining carry out that data gather, classification, statistics and analysis also can show at the site electrical display screen; Described portable electronic tag read-write equipment comprises ZIGBEE wireless communication module, display screen, operation push-button and external data interface, reads by the information to the vehicle electronics label, finishes the examination of card for operating certification system and the making of card for operating.
By institute of the present invention tool function:
1) card for operating is according to electronization;
2) vehicle management and inspection are intelligent;
3) the public transit vehicle identity Intelligent Recognition of not stopping;
4) the information-based data sharing of public transit vehicle;
5) the auxiliary accurately location of public transit vehicle operation
6) parking lot, junction, maintenance field, the Intelligent Recognition in places such as refuelling station and management;
Feasibility to each technological difficulties is verified:
1) zigbee technical identification
Zigbee is a kind of wireless networking communication technology.All have wide practical use at Industry Control, home intelligence, wireless sensor network at present, use but in public transit system or vehicle management field, also carry out large tracts of land, therefore be necessary whether can meet the demands in the characteristics to the Zigbee technology and verify.
2) technical scheme feasibility checking
Zigbee technology, IC-card technology etc. have been adopted, the Zigbee technology also belongs to the blank stage at present in the public transport sector application, the scheme of forming relates to multinomial functional requirement again, and the many-sides such as practicality of the feasibility of technology, the feasibility of scheme and application all need be verified in the scheme implementation process.Test the actual conditions that reflection scheme is more fully used at concrete public bus network.Occur in pilot scale for not detectable problem in the design or in the laboratory examination, can be solved and improve, be conducive to further apply, verify at five elements of system:
1) card for operating is just being demonstrate,proved and the license delivery system;
2) card for operating information downloader;
3) vehicle electronics label (the secondary card of card for operating);
4) electronic label read/write and computer management backstage;
5) portable electronic tag read-write equipment.
As shown in Figure 1, during system forms:
1) card for operating is just being demonstrate,proved and the license delivery system:
Card for operating is to provide and annual examination by trade management department is unified, sets up the license delivery system in granting department, and this system is made up of IC-card read write line, computing machine and corresponding card producing system background application software, to realize making, check and the rewriting of card for operating;
Card for operating is just being demonstrate,proved and adopted contactless CPU card, and is easy-to-use, and has fabulous anti-counterfeiting and anti-clone's characteristic, safe and reliable;
Trade management department need just demonstrate,prove when carrying out annual test and revising card for operating, information can be downloaded to card for operating is just demonstrate,proving, use card for operating information downloader that the information of card for operating is downloaded to the electronic tag (card for operating secondary card) of vehicle by relevant managerial personnel then, carry out Refresh Data.
2) card for operating information downloader:
The chief component of card for operating information downloader is contactless card reader and Zigbee wireless communication module, and these two parts both can separately have been used also and can integratedly use.
Described card for operating information downloader is the information of reading card for operating by Non-contact Media Reader, and information is downloaded in the vehicle electronics label (the secondary card of card for operating) by Zigbee wireless data transmission manner.
If Non-contact Media Reader and Zigbee wireless communication module are separately used, enterprise can set up the certificate management system of a company, by Non-contact Media Reader the card for operating of company is just being demonstrate,proved in the database that data are read into computing machine, at the wireless module that Zigbee is installed in vehicle import and export or the parking lot of company, this module links to each other with computing machine; When vehicle process Zigbee wireless zones, do not upgrade if find the secondary card information of the card for operating of vehicle, carry out down loading updating immediately, and in database, record the vehicle of having downloaded.
If the integrated downloader of Non-contact Media Reader and Zigbee wireless communication module uses, can carry out point-to-point download, card for operating is just being demonstrate,proved near card reader, and the vehicle that needs are downloaded passes through Zigbee wireless downloading information in the Zigbee range for wireless communication.
3) vehicle electronics label (the secondary card of card for operating)
The chief component of vehicle electronics label is made up of essential parts such as Zigbee wireless communication module and external data interfaces, external data interface is read the vehicle electronics label and is sent other mobile units for information about to, realize data sharing, also can receive the information of other mobile units simultaneously.The vehicle electronics label also can carry out information mutual communication with the site electrical label that is built up in website.
The Zigbee wireless communication module is mainly used in receiving and sending messages and downloads the information of card for operating.
4) be located at electronic label read/write and the computer management backstage of point of fixity
The point of fixity electronic label read/write is mainly by the Zigbee wireless module, and external data interface and relevant device are formed.The point of fixity electronic label read/write need be handled the identity information of vehicle, handles so read behind the vehicle electronics label information to transfer data among the PC by external data interface, finishes the collection of data; Simultaneous computer management backstage can be carried out data to the information of vehicles of obtaining and be gathered, classifies, adds up and corresponding the analysis.
5) portable electronic tag read-write equipment
The portable electronic tag read-write equipment is mainly used in the inspector to the inspection of vehicle situations such as vehicles operation card, with the identity of determining vehicle and to the truth identification of identity.
The portable electronic tag read-write equipment is made up of Zigbee wireless module, display screen, ease of Use keyboard, data-carrier store and external data interface etc.The design of portable electronic tag read-write equipment should be small and exquisite, light, is easy to carry.
The present invention is based on the cardinal rule of electronics mark post location, testing vehicle register identification and data sharing, is made up of basic function and two parts of expanded function, and basic function is electronics mark post location, testing vehicle register identification and data sharing; Wherein,
1) electronics mark post location
Be that the basic element of character is formed the point of fixity electronic label read/write by the Zigbee wireless module, establish the mark post position of point of fixity, vehicle enters this zone, set up cyberrelationship, confirmed the position, when electronic tag read this positional information, the spare interface by electronic tag was transferred to mobile unit with positional information and uses for the location, can replenish as the reliable of gps satellite location.
2) testing vehicle register identification
The vehicle electronics label is the secondary card of card for operating.In the internal memory of vehicle electronics label, there is the unique identification code of the secondary card of card for operating, when electronic label read/write has read this identification code, just can realizes testing vehicle register identification.
3) data sharing
The working frequency points of unified Zigbee wireless module, the networking pattern, information format, the exchanges data communications protocol, cipher mode as long as meet the information that the electronic label read/write of this standard can read card for operating, thereby is realized data sharing.
Expanded function is: site electrical mark post location, vehicle move towards to judge and parking area is judged, wherein,
(1) site electrical mark post location
After finishing exchanges data between vehicle electronics label and point of fixity electronic label read/write, the portable electronic tag read-write equipment, producing a desired effect, set up site electrical mark post location at some necessary website, with replenishing as vehicle location;
(2) vehicle moves towards to judge
Utilize the existing capability of Zigbee module, when the vehicle approaching or when sailing out of certain point of fixity, can be judged the trend of travelling of vehicle;
(3) parking area is judged
In bigger parking lot or parking lot, the parking spot after vehicle is marched into the arena, the radio communication of setting up by the Zigbee module adds their confirmation.
The workflow of system mainly is as shown in Figure 2:
1) just demonstrate,proves and revising card for operating by license delivery system making operation certificate and just demonstrate,proving information;
2) by card for operating information downloader (being authorized by card for operating Notified Body), the mode of the information that card for operating is just being demonstrate,proved by the Zigbee radio communication is downloaded in the storer of vehicle electronics label (the secondary card of card for operating) and preserves;
3) when vehicle process electronic label read/write, the vehicle electronics label joins in the network of electronic label read/write foundation, becomes a node of network;
4) the vehicle electronics label initiatively sends to electronic label read/write with the information of oneself;
5) electronic label read/write receives that information identifies testing vehicle register, also oneself positional information is sent to the vehicle electronics label simultaneously;
6) after the vehicle electronics label is received the positional information of read write line, positional information by data-interface, is sent to vehicle intelligent terminal, as auxiliary positioning information;
7) the vehicle electronics label exits network, and dormancy a period of time, prevents from adding again network;
8) after dormancy a period of time, begin the activation demand and add next network;
9) when vehicle process another one read write line, repeat 3～8 process.
Application examples
Divide following 4 parts that the present invention is described in detail in detail: card for operating is issued as before place system, card for operating information downloader, vehicle electronics label, electronic label read/write.And will partly do electronic tag and electronic label read/write and stress.
One, card for operating place system approved for distribution relates to that card for operating is just being demonstrate,proved the information content and card for operating is just being demonstrate,proved Card Type:
1) card for operating is just being demonstrate,proved the information content
◆ the card for operating numbering
◆ car owner's name
◆ car number
◆ label
◆ model
◆ the car type
◆ the car color
◆ the seating capacity
◆ the audit date
◆ line code
It is to set up more contents according to the needs of administrative authority that above-mentioned card for operating is just being demonstrate,proved the information content.
2) card for operating is just being demonstrate,proved Card Type
Consider security, reliability, the convenience of use, card for operating is just being demonstrate,proved and is being selected contactless CPU card for use, and the internal storage data amount that the capacity of card is just being demonstrate,proved according to card for operating is determined.
Two, card for operating information downloader:
The information of using the non-contact card read write line that card for operating is just being demonstrate,proved is read, and downloads in the vehicle electronics label by the wireless mode of Zigbee then, and card for operating information downloader is made up of two parts: non-contact card read write line and Zigbee wireless module.
Three, the vehicle electronics label:
The vehicle electronics label is the pith that total system is formed, and mainly describes from five aspects:
1) requirement of vehicle electronics label:
A) can carry out message exchange by the Zigbee mode;
B) can store the relevant information that the card for operating of download is just being demonstrate,proved;
C) send card for operating information by the zigbee wireless module, be used for testing vehicle register identification;
D) can read the locating information of point of fixity electronic label read/write, auxiliary vehicle location;
E) can position data be passed to the mobile unit auxiliary positioning by the interface of reserving;
F) be installed on the vehicle visibility point;
G) use vehicle power power supply and powered battery dual mode;
H) miniaturization;
I) can prevent random dismounting, stolen function.
2) composition of vehicle electronics label:
The composition structure of electronic tag is shown in Fig. 3 vehicle electronics label construction block diagram: adopt ZigBee chip JN5121
,This chipset transceiver and microcontroller are suitable for wireless sensor network and use in one.
3) vehicle electronics label technique advantage:
The advantage that the vehicle electronics label is formed has been to utilize wireless dirigibility, has realized convenience and the microminiaturization of electronic tag, is conducive to expand the purposes of electronic tag simultaneously.Wherein:
Described convenience is embodied in:
A) download card for operating and just demonstrate,proving the information facility.Use Non-contact Media Reader, read card for operating and just demonstrate,proving information, can at a distance the card for operating relevant information be written in the vehicle electronics label (the secondary card of card for operating) by the Zigbee wireless mode.
B) the identification information of vehicles is convenient.No matter be supervision department or enterprise, when reading vehicles operation card information, do not need inspections of getting on the bus, the wireless mode by Zigbee namely can read vehicles operation and demonstrate,proves information.
C) auxiliary positioning is convenient.Zigbee can read the positional information of point of fixity, and assistant GPS carries out vehicle and accurately locatees.
Described microminiaturization is embodied in:
A) the vehicle electronics label comprises Zigbee module and data-interface, volume can be done little.
B) vehicle power supply module and electronic tag partly separate, and have reduced the volume of electronic tag.
The described purposes that is beneficial to the expansion electronic tag is embodied in:
A) information is preserved in electronic tag, as long as storer has living space, just can store a lot of information;
B) meet Zigbee regulation wireless downloading mode and just can carry out classifying downloaded different information.
4) data of vehicle electronics label transmission
The vehicle electronics label sends following data to the point of fixity electronic label read/write:
◆ car number 8 byte ASC II
◆ line code 8 byte ASC II or GB
◆ the card for operating numbering
◆ card for operating byte BCD YY MM DD date of expiration 3
5) vehicle electronics label embodiment
A) selection of master controller
Master controller uses the JN5121 chip of Jennic company, and this chip is IEEE802.15.4/ZigBee Wireless Microcontrollers.This chip is outside having the advantage of rich in natural resources, and also the protocol stack with IEEE802.15.4 is solidificated in the ROM of chip.
When design Zigbee network, only the protocol stack of Zigbee need be solidificated among the ROM and just can carry out the exploitation of Zigbee web application.
Select the advantage of this chip for use: integrated Zigbee module, dwindle the electronic tag volume, reduced cost, be convenient to exploitation, improved reliability; Abundant peripheral hardware resource makes with the interface of other parts convenient; 128 AES encrypts, and has increased security.
B) power supply
Power supply employing+24V vehicle power power supply and the power supply of rechargeable battery dual mode, power transfer module is separated with electronic tag, and function is to the 3.3V subtab use of powering with+24V voltage transformation; Battery and electronic tag integrate, and guarantee that electronic tag 24 hours is available.
C) external interface
Utilize the interface of one 485 of 232 serial ports expansion of Zigbee chip to use for data output.
D) security
(1) Zigbee module itself has 128 AES encryption function; The communications protocol of formulate encrypting is in addition carried out software cryptography, and at the beginning of electronic tag and fetch equipment were set up network, the password that produces an encryption communication immediately carried out communication, guarantees that password is not easy to decode, and guarantees safety;
(2) before electronic tag is installed, the license plate information of vehicle is written in the electronic tag, in card for operating, write license plate information, carry out correspondence and download, avoid the many usefulness of a card;
(3) determining to rely on powered battery under the situation that electronic tag is removed, the useful information of electronic tag is eliminated, guaranteed not diverted by other vehicles.
Four, electronic label read/write:
Be the electronic equipment that passes through Zigbee wireless mode and electronic labeling information communication in certain place, this part illustrated from 4 parts:
1) electronic label read/write structure
2) data of electronic label read/write transmission
3) daemon software
4) electronic label read/write classification
Electronic label read/write can be divided into fixed and portable by the mode of using.
Fixed electronic label read/write is installed in Parking Area, junction, terminus, and its effect is to obtain to offer mobile unit at the information of vehicles of electronic label read/write overlay area and with oneself positional information by label.A plurality of fixing read write lines can building network be transferred to computer with the situation collection of vehicle turnover information, vehicle class information and the distribution of parking lot or junction, allow the instant exact grasp situation of staff of station be convenient to management and running.
The portable electronic tag read-write equipment can obtain information of vehicles and card for operating information at a distance and be presented on the read write line display screen, is convenient to related personnel's supervision.
2) composition of electronic label read/write:
Fixedly the electronic label read/write structure comprises the Zigbee communication module, with the RS-232 interface of dataphone;
Mobile electron tag read-write equipment structure comprises the Zigbee module, LCD display and control button.
Vehicle electronics label and the fixing work relationship of electronic label read/write, mobile electron tag read-write equipment; Fixedly electronic label read/write and mobile electron tag read-write equipment are formed sketch as shown in Figure 4.
3) data of Fa Songing
The point of fixity electronic label read/write should send following data to the vehicle electronics label:
* 6 byte BCD are numbered in the station
* station characteristic 1 byte HEX
* position, station longitude 5 byte BCD
* station position latitude 4 byte BCD
Annotate: station characteristic (1 byte) can be used to expression and belongs to which kind of station, as junction, parking lot etc.
4) computer management daemon software
The point of fixity electronic label read/write computer background management software of exploitation, should reach point of fixity computer management backstage should be able to give relevant treatment to the information of vehicles that electronic label read/write reads, and realizes the aggregation process of following data:
A) set up the vehicles passing in and out database;
B) tabulate statistics of turnover on a same day vehicle number;
C) to vehicles passing in and out by company, carry out the data tabulate statistics by circuit;
D) by the period vehicles passing in and out is carried out the data tabulate statistics;
E) make corresponding data sheet.
Foundation is centered by electronic label read/write, and the vehicle electronics label is the star network of node, realizes the bidirectional communication function between vehicle electronics label and the electronic label read/write,
By the vehicle intelligent terminal program is made amendment, make vehicle intelligent terminal carry out exchanges data with the vehicle electronics label, the mark post effect of performance point of fixity electronic label read/write.
Realize that the portable electronic tag read-write equipment reads the information of vehicle electronics label, and finish the test of card for operating certification system, to the making of card for operating.
Realize that point of fixity electronic label read/writes such as parking lot, terminus can be to the identification of direction of vehicle movement and the location of vehicle stand.
Be conducive to management of vehicles.At main roads the license reading device is installed, can be carried out the ceaseless intelligent inspection to illegal vehicle.Be in particular in:
1) application of promotion license electronization has strengthened the intelligent management level of administrative authority, increases work efficiency;
2) adopt more advanced public transit vehicle identity recognition device, make things convenient for a vehicle turnover management;
3) be conducive to enterprise in the parking lot, the junction, the maintenance field, the refuelling station carries out intelligent management to public transit vehicle;
4) be conducive to carrying out of propelled vehicles location positioning system;
5) be conducive to the integrated management of vehicle.The license electronization can realize many card unifications, and integrated management becomes the license of electronization into the electronics synthesis I.D. of vehicle and the synthesis of record, will improve service efficiency greatly.
Claims (10)
1. adopt the electronics card for operating automatic recognition system of ZIGBEE technology, based on electronics mark post location, testing vehicle register identification and data sharing, it is characterized in that, at least comprise that card for operating just demonstrate,proving and license delivery system, card for operating information downloader, vehicle electronics label, five ingredients of electronic label read/write, wherein:
Described card for operating just demonstrate,proving with the license delivery system in, card for operating is just being demonstrate,proved and is being adopted contactless CPU card, provide and annual examination by trade management department is unified, and set up the license delivery system, this license delivery system is made up of IC-card read write line, computing machine and corresponding card producing system background application software, to realize making, check and the rewriting of card for operating, use card for operating information downloader that the information of card for operating is downloaded to the vehicle electronics label;
Described card for operating information downloader comprises Non-contact Media Reader and ZIGBEE wireless communication module, these two parts are separately used or integrated use, the information of reading card for operating by Non-contact Media Reader, and information downloaded in the vehicle electronics label by ZIGBEE wireless data transmission manner;
Described vehicle electronics label and vehicle intelligent terminal are installed on the vehicle jointly, and vehicle electronics label and vehicle intelligent terminal carry out exchanges data, described vehicle electronics label comprises the ZIGBEE wireless communication module, storer and external data interface, described external data interface sends other mobile units to for information about with what the vehicle electronics label was read, realize data sharing, also can receive simultaneously the information of other mobile units, with the ZIGBEE wireless communication module receive and send messages and the information of downloading card for operating in storer, in the storer of described vehicle electronics label, there is the unique identification code of the secondary card of card for operating, when electronic label read/write has read this identification code, realize testing vehicle register identification;
Described electronic label read/write is made up of point of fixity electronic label read/write and mobile portable electronic label read/write, described point of fixity electronic label read/write is installed in Parking Area, the junction, the terminus, comprise the fixedly read write line as electronics mark post location that is located at point of fixity, ZIGBEE wireless communication module and external data interface, be connected with the computer management backstage, in the exchanges data of finishing between vehicle electronics label and the electronic label read/write, after reaching default effect, foundation is mark post with the point of fixity electronic label read/write, the vehicle electronics label is the star network of node, realize the bidirectional communication function between vehicle electronics label and the electronic label read/write, handle by the identity information to vehicle, read and transfer data to the computer management backstage by external data interface behind the vehicle electronics label information and handle, finish the collection of data; Simultaneously, the computer management backstage to the information of vehicles of obtaining carry out that data gather, classification, statistics and analysis; Described portable electronic tag read-write equipment comprises ZIGBEE wireless communication module, display screen, operation push-button and external data interface, reads by the information to the vehicle electronics label, finishes the examination of card for operating certification system and the making of card for operating.
2. the electronics card for operating automatic recognition system of employing according to claim 1 ZIGBEE technology, it is characterized in that: described vehicle electronics label is that the JN5121-000 wireless microprocessor chip of one is as primary controller with collection transceiver and microprocessor, this chip is IEEE802.15.4/ZigBee wireless microprocessor, this chip is solidificated in the protocol stack of IEEE802.15.4 in the ROM of chip, set up the ZIGBEE wireless communication networks, the information of storer is connected with external data interface by spare interface, vehicle power module and electronic tag partly separate, use Non-contact Media Reader, read card for operating and just demonstrate,proving information, at a distance the card for operating relevant information is written in the vehicle electronics label by the Zigbee wireless mode, as the secondary card of card for operating.
3. the electronics card for operating automatic recognition system of employing according to claim 2 ZIGBEE technology is characterized in that: utilize the interface of one 485 of 232 serial ports expansion of described chip for data output use.
4. the electronics card for operating automatic recognition system of employing according to claim 2 ZIGBEE technology, it is characterized in that: the power supply of power supply employing+24V vehicle power and/or rechargeable battery, power transfer module is separated with electronic tag, general+24V voltage transformation uses to 3.3V power supply subtab, and rechargeable battery and electronic tag integrate.
5. the electronics card for operating automatic recognition system of employing according to claim 1 and 2 ZIGBEE technology, it is characterized in that: the Non-contact Media Reader in the described card for operating information downloader and ZIGBEE wireless communication module two parts are separately used, enterprise sets up the certificate management system of a company, by Non-contact Media Reader the card for operating of company is just being demonstrate,proved in the database that data are read into computing machine, import and export or parking lot installation ZIGBEE wireless communication module at the vehicle of company, this module links to each other with computing machine; When vehicle process ZIGBEE wireless zones, do not upgrade if find the secondary card information of the card for operating of vehicle, carry out down loading updating immediately, and in database, record the vehicle of having downloaded.
6. the electronics card for operating automatic recognition system of employing according to claim 1 and 2 ZIGBEE technology, it is characterized in that: the integrated downloader of the Non-contact Media Reader in the described card for operating information downloader and ZIGBEE wireless communication module uses, card for operating is just being demonstrate,proved near downloader, the vehicle that needs are downloaded passes through ZIGBEE wireless downloading information in the ZIGBEE range for wireless communication, realize point-to-point download.
7. the electronics card for operating automatic recognition system of employing according to claim 1 ZIGBEE technology, it is characterized in that: described electronics mark post location replenishing as car-mounted terminal gps satellite location, be that the basic element of character is formed the point of fixity electronic label read/write with the ZIGBEE wireless communication module, this point of fixity electronic label read/write is provided with the RS-232 interface with dataphone, establish the mark post position of point of fixity, the vehicle that is loaded with the testing vehicle register identifying information enters this zone, set up cyberrelationship, confirm the position, when electronic tag read this positional information, the external interface of reserving by electronic tag was transferred to mobile unit for the location use with positional information.
8. the electronics card for operating automatic recognition system of employing according to claim 1 ZIGBEE technology, it is characterized in that: described data sharing is working frequency points, networking pattern and information format, exchanges data communications protocol, the cipher mode by unified ZIGBEE wireless communication module, and meets described electronic label read/write realization.
9. according to claim 1 or the 8 described electronics card for operating automatic recognition systems that adopt the ZIGBEE technology, it is characterized in that: utilize described ZIGBEE wireless communication module to set up radio communication, when the vehicle approaching or when sailing out of certain point of fixity, the trend of travelling to vehicle is judged, or vehicle location is judged.
10. according to any described using method that adopts the electronics card for operating automatic recognition system of ZIGBEE technology of claim 1 to 9, it is characterized in that: in regular turn by following step:
1) just demonstrate,proves and revising card for operating by license delivery system making operation certificate and just demonstrate,proving information;
2) by card for operating information downloader, the mode of the information that card for operating is just being demonstrate,proved by the ZIGBEE radio communication downloads in the storer of vehicle electronics label and preserves;
3) when vehicle process electronic label read/write, the vehicle electronics label joins in the network of electronic label read/write foundation, becomes a node of network;
4) information of vehicle electronics label transmission oneself is to electronic label read/write;
5) electronic label read/write receives that information identifies testing vehicle register, also oneself positional information is sent to the vehicle electronics label simultaneously;
6) after the vehicle electronics label is received the positional information of electronic label read/write, positional information by data-interface, is sent to intelligent terminal, as auxiliary positioning information;
7) the vehicle electronics label exits network, and dormancy a period of time, prevents from adding again network;
8) after dormancy a period of time, begin the activation demand and add next network;
9) when vehicle during through the another one electronic label read/write, repeat 3)～8) process.
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