CN102902992B - Based on valuables transport monitor system and the method for supervising of RFID - Google Patents
Based on valuables transport monitor system and the method for supervising of RFID Download PDFInfo
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- CN102902992B CN102902992B CN201210350809.8A CN201210350809A CN102902992B CN 102902992 B CN102902992 B CN 102902992B CN 201210350809 A CN201210350809 A CN 201210350809A CN 102902992 B CN102902992 B CN 102902992B
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- valuables
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Abstract
The present invention relates to wireless radio-frequency application, a kind of valuables transport monitor system based on RFID is provided, by installing rfid interrogator on container, and RFID label tag is posted on each valuables, the coding of reading is sent on background server and verifies with the data in database by rfid interrogator together with the positional information of container, after the information checking of valuables passes through, by the positional information write into Databasce of container, when the information checking failure of valuables, valuables transport monitor system is reported to the police.Present invention also offers the method for supervising of native system, carry out data check by SPC data sequence, valuables are monitored.The present invention, concerning logistics company, both saved cost, raised the efficiency again, reduced risks.
Description
Technical field
The present invention relates to wireless radio-frequency application, particularly based on valuables transport monitor system and the method for supervising of RFID.
Background technology
Valuables are owing to having huge reserve value or economic worth and purchased person paid attention to.It is molded into from manufacture and is transported to user's hand and through a lot of link, will this considerably increases the security risk of valuables.Particularly some lawless persons covet the potential money temptation that valuables bring, and they in transit link or the stealing of storage link or can exchange real valuables to reap staggering profits by fair means or foul.Current buyer mainly takes, into valuables buy the mode of insurance to shift the risk of transit link, to be born the responsibility to pay compensation in time there is valuable goods loss by carrier.This proposes huge challenge concerning logistics company.Concerning logistics company, due to the high value of valuables, if can not effectively supervise its transport courses, the interests of enterprise or company will certainly be reduced, affect the prestige of company.Current logistic article mainly attaches one-dimension code or Quick Response Code, although this method saves cost, but because usual one-dimension code or Quick Response Code are paperys, easy breakage, and the distance of read write line read-write one-dimension code or two-dimension code label is very near, if adopt successively single-piece knowledge method for distinguishing greatly can increase the weight of the burden checked.
Summary of the invention
The object of the invention is to solve the problems of the technologies described above, a kind of valuables transport monitor system based on RFID is provided, to being realized valuables monitoring in transit by RFID technique, reducing the transportation cost of logistics company.
Technical scheme based on the valuables transport monitor system of RFID is:
A kind of valuables transport monitor system based on RFID, comprise the multiple valuables placed in container and described container, it is characterized in that, also comprise background server, described background server is provided with database, rfid interrogator installed by described container, each valuables post RFID label tag, described container and each valuables all arrange an EPC coding, described each EPC coding prestores to described lane database, described rfid interrogator also comprises GPS module, described GPS module obtains the positional information of container, described rfid interrogator reads described container and encodes with the EPC of each valuables in certain time interval, and the coding of reading is sent to together with the positional information of container on described background server and verifies with the data in database, after the information checking of described valuables passes through, the positional information of described container is write described database, when the information checking failure of described valuables, valuables transport monitor system is reported to the police.
Further, described rfid interrogator is even number, described rfid interrogator is communicated with described background server by GPRS module, is symmetricly set on the upper and lower of described internal container, arranges multiple GPRS signal transmitting aperture in the side, installation site of described rfid interrogator.
Further, described EPC is coded in communication process and encrypts.
Further, position transducer is equipped with on the doorway of described container, and described rfid interrogator also comprises alarm module, described alarm module is alarm lamp and/or hummer, and when opening container door, the person of opening must input correct password, when the password of input is staggered the time, described alarm module is reported to the police.
Further, described RFID label tag is anti-metal and/or waterproof label.
Further, described rfid interrogator is UHF rfid interrogator, and described RFID label tag is UHF RFID label tag.
Further, described valuables transport monitor system also comprises user terminal, and described terminal is inquired about by the data of the described background server of access to valuables, and described user terminal is mobile phone, desktop computer, notebook computer or panel computer.
The present invention also provides a kind of method monitored the valuables in transport based on the valuables transport monitor system of RFID, realizes the monitoring to valuables.
The technical scheme of method for supervising is:
Comprise the steps:
(1) described rfid interrogator reads described container and encodes with the EPC of each valuables;
(2) described GPS module obtains the positional information of described container;
(3) described rfid interrogator sends the EPC coding of described container and the positional information extremely described background server of the EPC of each valuables rear four figures of encoding and described container;
(4) according to the EPC coding of described container, the database of described background server is inquired about;
(5) if Query Result and the EPC of each valuables that described rfid interrogator the reads rear four figures list of encoding is identical, then by the positional information write into Databasce of container, next round monitoring is waited in time delay;
(6) if Query Result and the EPC of each valuables that described rfid interrogator the reads rear four figures list of encoding is different, then system alarm, prompting conveying people checks situation.
The invention has the beneficial effects as follows:
(1) the untouchable and security of valuables monitoring.RFID label tag is posted on each valuables surface in container, and real-time, non-contacting monitoring reading guarantees that each valuables can ensure safety.Read distance, wireless signal disturb few premium properties because UHF RFID have, the method can realize when get along well valuables contact and distance quite far away still can check whether article are in normal state.
(2) whole process of valuables monitoring.The EPC information of rfid interrogator certain hour reading tag, by information feed back to backstage, and and Database contact.In whole transportation, reading process is all being carried out.The position of whole for valuables transportation process can all be recorded in a database by GPS module.When transportation occurs abnormal, can Timeliness coverage be occurred problem in that place, reduce the investigation time to greatest extent.
(3) rfid interrogator information transmit encryption and simplification.Consider that EPC has longer length usually, will the burden of heavy system if all transmitted, if when particularly storing very many valuables in container, whole system running efficiency will be very low.The method only gets rear four conduct transmission during each EPC hexadecimal representation, thus indirectly improves transfer efficiency.The part of EPC transmission deletion is not transmitted, and indirectly provides encryption.Those are wanted to intercept the way transmitting deciphering data System Operation, prevents here.
(4) rfid interrogator and RFID label tag all can select ultrahigh frequency (UHF-Ultra High Frequency) read write line and ultrahigh-frequency tag, and UHF FRID has long transmission distance, the advantage that anti-interference level power is strong.
Accompanying drawing explanation
Accompanying drawing 1 is arrange schematic diagram in container of the present invention;
Accompanying drawing 2 is principle schematic of the present invention;
Accompanying drawing 3 is monitoring process flow diagram of the present invention.
Mark in accompanying drawing is respectively:
1. container; 2.RFID read write line;
3. valuables; 4.RFID label;
5.RFID reading and writing device antenna; 6.RFID label antenna;
7. position transducer; 8.GPRS module;
9. Ethernet; 10. background server;
11. mobile phones; 12. desktop computers;
13. notebook computers; 14. panel computers;
301-313. block diagram step or Rule of judgment.
Embodiment
Elaborate below in conjunction with the embodiment of accompanying drawing to the valuables transport monitor system and method for supervising that the present invention is based on RFID.
See accompanying drawing 1, special processing is carried out in the inside of container 1, be placed with the valuables 3 of some, multiple rfid interrogator 2 is set in container 1, rfid interrogator 2 to be fixed on directly over container 1 and immediately below, the size of the quantity basis container of rfid interrogator 2 and consider that even number is selected in the interference of barrier.Rfid interrogator 2 includes GPRS module, for the communication with backstage.A RFID label tag 4 is attached on the surface of each valuables 3, consider that metal and liquid are to the interference of RFID signal, RFID label tag 4 can select corresponding label according to the character of valuables 3, and the precious metal label for metal or liquid state adopts anti-metal or waterproof label.
For container 1, directly over it and immediately below have several aperture, object makes the GPRS module of rfid interrogator 2 outwards can send wireless signal easily, so as can with the bridge (see accompanying drawing 2) of background server 10 and Database information interaction.Use special material process around this aperture, prevent rainwater weather infiltration container 1 from affecting the quality of valuables 3.Consider and may aerial signal radiation shapes be generally less than hemispherical, the interval of certain distance is left in the bottom of container 1 and valuables 3 bottom, facilitates rfid interrogator 2 within the scope of its read-write, can read the RFID label tag 4 that valuables 3 attach to greatest extent.
For rfid interrogator 2, preferably require to use in pairs, rfid interrogator antenna 5 adopts the antenna with omnidirectional or hemisphere blanket directional.Rfid interrogator antenna 5 vertical ground being arranged on container 1 top is downward, is arranged on rfid interrogator antenna 5 vertical ground of container 1 bottom upwards.Such layout can ensure read RFID label tag 4 to greatest extent and and background server 10 set up the relation of information interaction.
See accompanying drawing 2, rfid interrogator 2 reads the relevant information of container 1 and valuables 3, and after reading the positional information of container 1 by the GPS module of rfid interrogator 2, by the GPRS module of rfid interrogator 2, information is sent to background server 10, verified by the information prestored to the information read and background server 10, complete the real-time monitoring to valuables 3.The transmission of information is transmitted by intermediate server and Ethernet 9, makes information transmission be not limited to space length.Be specially, when Stuff (to) 1, an EPC code sequence train value determined obtained to the EPC coded treatment of the RFID label tag 4 of valuables 3.EPC is a kind of product identification code, and it can carry out globally unique mark to the object (comprising article, container, tray, position etc.) in supply chain.EPC coded sequence corresponding to the determination of the valuables 3 in particular container 1 is calculated in advance and has been stored in the database of background server 10.Read RFID label tag 4 once in rfid interrogator certain hour interval, the time interval can be set between a few minutes to dozens of minutes.The product E PC coded message read can process by rfid interrogator 2, consider the succinct requirement of transmission of information, and only the EPC of container 1 is encoded, collating sequence that the EPC coded treatment of valuables is obtained, and the container position information that reads of GPS module is delivered to background server 10 by GPRS communication mode and verifies.If verify the EPC coding encrypting code of valuables 3 obtained and the encrypted code extracted from database is identical, then enter the stage to be read such as next, GPS position information is recorded in database.If verification the valuables EPC coded sequence obtained and the coded sequence extracted from database are not identical, then alarm module sends alerting signal, and the product in prompting container there occurs exception, needs to confirm in time.
Continue see accompanying drawing 2, the buyer of valuables 3 extremely can be concerned about the transporting position of these article is to determine when arrange to receive.When the buyer of valuables 3 wants the transporting position understanding article, background server 10 can be accessed in several ways, such as, by mobile phone 11, desktop computer 12, notebook computer 13 or panel computer etc.Access stencil is the homepage by web page access carrier, adopts user right to log in inquiry, and buyer needs the EPC coding inputting valuables 3 given when it is bought accurately.This EPC coding has global uniqueness, meets EPC GEN2 standard.Server after receiving solicited message in database according to the EPC coded message of container 1 at this valuables 3 place of product E PC information inquiry of user's input, and then obtain the details of these article, comprise the title of valuables 3, manufacturer, manufacturing time, exact position etc.If the inquiring position of the positional information of valuables 3 every day in two days remains unchanged, then illustrate that these valuables there occurs problem, buyer or owner can seek advice from carrier timely and understand detailed information.
Data in following table are used for the information interchange realized between rfid interrogator and server.
| Container EPC encodes | Valuables EPC label ordered series of numbers |
| S1 | SUM1 |
| S2 | SUM2 |
| S3 | SUM3 |
| … | … |
| Sn | SUMn |
The RFID label E PC that store each container 1 in table encodes and corresponds to the coded sequence of latter 4 of valuables EPC coding in given container.This form to demonstrate between read write line and server communication data relative to each EPC information being sent to server and greatly reduces, and relatively reduces time delay and possible mistake that mass data transmission brings.The valuables quantity stored in general container is below 50,000, and the EPC of valuables is with sexadecimal display usually, so valuables EPC encodes, rear four potential energies enough represent the valuables of 65536 quantity, and illustration method has feasibility.Here to require after the valuables EPC of same container four not identical, to facilitate the identification of label.The EPC coded sequence of the valuables stored is according to ascending order arrangement, and latter four that namely get valuables EPC codings all in corresponding container are carried out ascending order arrangement storage in a database.
Following table display be the mutual of server and background data base, be mainly supplied to the information that user's valuables are detailed.
This table includes the title of the EPC code set of valuables in the EPC coding of container, corresponding container, the position of each article, the security of article and article.Information in table is not limited to given several entries, just some examples enumerated, and it can also the dealer comprising article etc. data.
See accompanying drawing 3, monitor procedure is, rfid interrogator obtains the EPC coding S1 of container and EPC coding (step 301) of valuables, then latter four that extract the EPC coding of valuables, obtain valuables sequence label sum (1), sum (2), sum (n) (step 302), the GPS module of rfid interrogator obtains the positional information d (step 303) of container, rfid interrogator is by s1, sum (1), sum (2) ... sum (n) and positional information d is sent to background server (step 304), background server is to sum (1), sum (2) ... sum (n) process obtains the sequence label Sum1(step 305 of comprehensive ascending sort), background server inquires about back-end data database data SUM1(step 306 according to s1), check two data sequence Sum1 and SUM1 whether equal (condition 307), if equal, by d write into Databasce, next checking procedure (step 308) is waited in time delay, a sense cycle completes.If data sequence Sum1 and SUM1 is unequal, then analyze valuables EPC sequence (step 309).In the EPC sequence that read write line reads, valuables EPC sequence is that normal valuables EPC encodes (condition 310), and the difference EPC coding of Sum1 and SUM1 is then abnormal EPC coding (condition 311).Encode for normal valuables EPC, by d write into Databasce (step 313), the EPC for exception encodes, and show that the valuables of this part go wrong, system alarm (step 312), at this moment, staff makes respective handling.
From the viewpoint of rfid interrogator and background server realize alternately succinct, the EPC of the valuables that each does not read by rfid interrogator all encodes and sends it back server, but carried out some simplify process, with the burden of mitigation system.The EPC coding of valuables generally shows with the form of 16 systems.After read write line reads out the EPC coding of valuables, carry out ascending order arrangement after getting its last 4 and obtain sequence label sum (1), sum (2) ... sum (n), wherein n is the read write line quantity in container.Read write line with the GPS module moment record the accurate location d of this container.The RFID EPC that this read write line can read out container simultaneously encodes, this container EPC encodes and sequence label sum (1), sum (2) by read write line ... the accurate location d of sum (n) and container is sent to background server by GPRS communication mode together.Background server receives the sequence label sum (1) that read write line sends, sum (2) ... can carry out integrated ordered after sum (n).Because different read write lines may read identical EPC information simultaneously, server will reject sum (1) here, sum (2) ... four information after EPC label identical in sum (n) and only retain one.Carry out ascending order arrangement again like this, obtain sequence label Sum1.
The above is only the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (7)
1. the valuables transport monitor system based on RFID, comprise the multiple valuables placed in container and described container, it is characterized in that: also comprise background server, described background server is provided with database, rfid interrogator installed by described container, each valuables post RFID label tag, described container and each valuables all arrange an EPC coding, described each EPC coding prestores to described lane database, described rfid interrogator also comprises GPS module, described GPS module obtains the positional information of container, described rfid interrogator reads described container and encodes with the EPC of each valuables in certain time interval, and the coding of reading is sent to together with the positional information of container on described background server and verifies with the data in database, after the information checking of described valuables passes through, the positional information of described container is write described database, when the information checking failure of described valuables, valuables transport monitor system is reported to the police, described rfid interrogator is even number, described rfid interrogator is communicated with described background server by GPRS module, described rfid interrogator is symmetricly set on the upper and lower of described internal container, in the side, installation site of described rfid interrogator, multiple GPRS signal transmitting aperture is set.
2. the valuables transport monitor system based on RFID according to claim 1, is characterized in that: described EPC is coded in communication process and encrypts.
3. the valuables transport monitor system based on RFID according to claim 1, it is characterized in that: position transducer is equipped with on the doorway of described container, described rfid interrogator also comprises alarm module, described alarm module is alarm lamp and/or hummer, when container door will be opened, the person of opening must input correct password, and when the code error inputted, described alarm module is reported to the police.
4. the valuables transport monitor system based on RFID according to any one of claim 1 to 3, is characterized in that: described RFID label tag is anti-metal and/or waterproof label.
5. the valuables transport monitor system based on RFID according to any one of claim 1 to 3, it is characterized in that: described rfid interrogator is UHF rfid interrogator, described RFID label tag is UHF RFID label tag.
6. the valuables transport monitor system based on RFID according to any one of claim 1 to 3, it is characterized in that: described valuables transport monitor system also comprises user terminal, described terminal is inquired about by the data of the described background server of access to valuables, and described user terminal is mobile phone, desktop computer, notebook computer or panel computer.
7. use as claimed in claim 1 based on the method that the valuables transport monitor system of RFID is monitored the valuables in transport, it is characterized in that, comprise the steps:
(1) described rfid interrogator reads described container and encodes with the EPC of each valuables;
(2) described GPS module obtains the positional information of described container;
(3) described rfid interrogator sends the EPC coding of described container and the positional information extremely described background server of the EPC of each valuables rear four figures of encoding and described container;
(4) according to the EPC coding of described container, the database of described background server is inquired about;
(5) if Query Result and the EPC of each valuables that described rfid interrogator the reads rear four figures list of encoding is identical, then by the positional information write into Databasce of container, next round monitoring is waited in time delay;
(6) if Query Result and the EPC of each valuables that described rfid interrogator the reads rear four figures list of encoding is different, then analyze EPC the encoding list of valuables, if EPC the encoding list of valuables is normal, then by the positional information write into Databasce of container, next round monitoring is waited in time delay; If EPC the encoding list of valuables is abnormal, then system alarm.
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| CN201210350809.8A CN102902992B (en) | 2012-09-20 | 2012-09-20 | Based on valuables transport monitor system and the method for supervising of RFID |
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| CN201210350809.8A CN102902992B (en) | 2012-09-20 | 2012-09-20 | Based on valuables transport monitor system and the method for supervising of RFID |
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