CN1609892A - Application method for Mifare desfire IC card - Google Patents
Application method for Mifare desfire IC card Download PDFInfo
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- CN1609892A CN1609892A CN 200410052306 CN200410052306A CN1609892A CN 1609892 A CN1609892 A CN 1609892A CN 200410052306 CN200410052306 CN 200410052306 CN 200410052306 A CN200410052306 A CN 200410052306A CN 1609892 A CN1609892 A CN 1609892A
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Abstract
The present invention discloses the usage of Mifare desfire IC card, and solves the technological problem of using Mifare desfire IC card to carry and transmitting vehicle image. The using process includes the following steps: acquiring the vehicle image in the entrance lane of toll gate; intercepting vehicle image in the display interface; compressing image; writing the compressed image and vehicle information into Mifare desfire IC card; submitting the Mifare desfire IC card in the exit lane of toll gate to read out the compressed image and vehicle information; reducing the compressed image into true image information; and comparing the vehicle image with the vehicle by the fee collector. Compared with available technology, the present invention needs no network transmission of the vehicle information to reduce network load.
Description
Technical field
The present invention relates to a kind of application process of Mifare desfire IC-card, particularly the application process of Mifare desfire IC-card in the expressway tol lcollection process.
Background technology
In the various charging items of transportation industry, information of vehicles adopts IC-card as information carrier usually.Using at present maximum is the induction type IC card of Mifare one 1K byte, and the purpose of its use is for the various corrupt practices in preventing to charge.Owing to be subjected to the restriction of IC-card capacity, existing data mostly are limited text message in the IC-card, can write the information contents such as comprising vehicle goes out, the angle of incidence, square information, lane information, fee-collector's job number, vehicle, the number-plate number, type of offer, card class, communication type in the IC-card of 1K capacity at most; And vehicle image is by ID card number or license number in the IC-card, by and computing machine between carry out that data call realizes showing, promptly IC-card is realized the information transmission of charging with communication network and computing machine, satisfies basic charge function.And in expressway tol lcollection and other toll management project, owing to limited by technical conditions such as IC-card capacity, read or write speed and Image Compression, vehicle image information can't be transmitted by IC-card, can only transmit by network.Increasing sharply of realization of networking on a large scale along with highway and vehicle flowrate, vehicle image information is carried out the real-time Transmission more and more difficulty that become by network.
Summary of the invention
The application process that the purpose of this invention is to provide a kind of Mifare desfire IC-card, the technical matters that solve are to make Mifare desfire IC-card directly carry and transmit the vehicle image information.
The present invention is by the following technical solutions: a kind of application process of Mifare desfire IC-card may further comprise the steps: one, at charge station's entrance lane camera acquisition vehicle image; Two, the image that collects is delivered to display interface by capture card, intercepts vehicle image on display interface; Three, with vehicle image boil down to compressed image; Four, compressed image and information of vehicles are write Mifare desfire IC-card stored; Five, vehicle is submitted Mifare desfire IC-card on charge station's exit lane, and the toll collector places it on the read write line, reads compressed image and information of vehicles; Six, compressed image information is reduced into true picture information and shows in the display interface of cash desk through decoder software; Seven, the toll collector compares vehicle image and vehicle material object, if same car, charge is let pass.
The present invention is before writing compressed image and information of vehicles, read write line is read ID number of Mifaredesfire IC-card earlier, and from card, obtain random number RA NDOM, be delivered to then in the PSAM card, the PSAM card provides the password of Mifare desfireIC card according to ID number of Mifare desfire IC-card and random number RA NDOM is encrypted, obtaining checking data EAD1 is delivered in the Mifare desfire IC-card, Mifare desfire IC-card is encrypted random number RA NDOM by the password of self and is obtained checking data EAD2, compare EAD1 and EAD2, if equate, just allow image and information of vehicles to write in the card.
After compressed image of the present invention and information of vehicles write Mifare desfire IC-card, charging software generates a record to information of vehicles to be added in the original transaction data base of charge.
Information of vehicles in the database of the present invention can use for other computing machines, or realization information is called in the network.
The capacity of Mifare desfire IC-card of the present invention is the 4K byte, and the camera acquisition vehicle image is the 300K byte, and compressed image is less than the 3K byte, and information of vehicles is the 1K byte.
The access time of Mifare desfire IC-card of the present invention was less than 6 seconds.
Read time of the present invention was less than 3 seconds, and the time of writing was less than 3 seconds
Read write line of the present invention is RD900CM type or JK-105B type frequency read/write.
Information of vehicles of the present invention comprises that vehicle goes out, the angle of incidence, road information, lane information, fee-collector's job number, vehicle, the number-plate number, type of offer, card class and communication type.
Compression of the present invention and decoder software adopt the sharp general vision UNISCOMP in the UNISCOMP.DLL of Qing Hua Ziguang, purple light 1.0.0.1 version or Yunnan, sharp general 1.0 versions, and capture card adopts the DH-CG300 of Daheng.
The present invention compared with prior art, adopted the induction type IC card of Mifare desfire 4K byte, can store data continuously, Mifare desfire IC-card is interior except that all data messages of store car, store car compressed image also, make vehicle image information not need Network Transmission, directly carry by IC-card, reduce network pressure, under the prerequisite that satisfies the requirement of highway toll time limit, transmit vehicle image and information of vehicles by IC-card, solve the various card cheating problems of changing of highway toll up hill and dale, and reduce network pressure, make Internet resources obtain more good utilisation.
Description of drawings
Fig. 1 is the Mifare desfire IC-card application process embodiment of the present invention process flow diagram that enters the mouth.
Fig. 2 is that Mifare desfire IC-card application process embodiment of the present invention exports process flow diagram.
Embodiment
Below in conjunction with drawings and Examples the present invention is described in further detail.As depicted in figs. 1 and 2, the application process of Mifare desfire IC-card of the present invention may further comprise the steps: one, use the camera acquisition vehicle image, capacity is the 300K byte; Two, the image that collects is delivered to display interface by Daheng's DH-CG300 capture card, intercepting license plate number image on display interface; Three, with vehicle image boil down to compressed image, compressed image is less than the 3K byte, information of vehicles is the 1K byte, and information of vehicles comprises that vehicle goes out, the angle of incidence, road information, lane information, fee-collector's job number, vehicle, the number-plate number, type of offer, card class and communication type.Frequency read/write is read ID number of Mifare desfire IC-card earlier, and from card, obtain random number RA NDOM, be delivered to then in the PSAM card, the PSAM card provides the password of Mifare desfire IC-card according to ID number of Mifare desfire IC-card and random number RA NDOM is encrypted, obtaining checking data EAD1 is delivered in the Mifare desfire IC-card, the Mifaredesfire IC-card is encrypted random number RA NDOM by the password of self and is obtained checking data EAD2, compare EAD1 and EAD2, if equate, just allow image and information of vehicles to write in the card; Four, compressed image and information of vehicles are write Mifare desfire IC-card stored; Five, after compressed image and information of vehicles write Mifare desfire IC-card, charging software generates a record to information of vehicles to be added in the original transaction data base of charge, information of vehicles in the database can use for other computing machines, or realization information is called in the network; Six, vehicle is submitted Mifare desfire IC-card on charge station's exit lane, and the toll collector places it on RD900CM or the JK-105B frequency read/write, reads compressed image and information of vehicles; Seven, compressed image information is reduced into true picture information and shows in the display interface of cash desk through the sharp general vision UNISCOMP in the UNISCOMP.DLL of Qing Hua Ziguang, purple light 1.0.0.1 version or Yunnan, sharp general 1.0 version decoder softwares; Eight, the toll collector compares vehicle image, vehicle and vehicle material object, if same car, charge is let pass.Nine, the vehicle image gathered of inlet vehicle image that will be carried by IC-card and outlet writes in the original transaction data base of charge, uses or the network information of carrying out is called and the special inspection of charge or verify and use afterwards in order to other computing machine.
For the various charge cheating of transport solution industry problem, the most effective way is exactly the real-time verification vehicle image.But in fact because of vehicle image storage take up room excessive, the image information read or write speed is too slow and great amount of images by problems such as Network Transmission pressure are excessive, make the real-time verification vehicle image to carry out.The induction type IC card and the read-write technology of Mifare desfire 4K byte have been adopted among the present invention, and the ripe Image Compression of utilization, can go in the IC-card at the time memory that is satisfying the requirement of highway toll time limit being compressed into the following vehicle image of 3KB and other relevant informations, or from IC-card, read, thereby the transport solution industry can't this problem of real-time verification vehicle image, the charge cheating problem more than 95% be can effectively solve, traffic and relevant industries information system management level improved greatly.
This card has 4K bytes of memory capacity, can store data continuously.Mifare desfireIC card is interior except that all data messages of store M ifare one stored, economize surplus 3K byte and be used for the store car compressed image, make vehicle image information not need Network Transmission, directly carry by IC-card, the read or write speed of Mifare desfire IC-card was less than 6 seconds, this characteristic makes the Mifaredesfire IC-card have the basis of improving storage speed, makes Mifare desfire IC-card can satisfy the requirement of highway toll time limit.
The Mifare desfire IC-card parameter that the embodiment of the invention adopts is: 4k byte N V-Memory user storage area;
● distance of reaction:＜10cm, relevant with the geometric configuration of antenna;
● carrier frequency: 13.56M;
● the byte write time of NV-Memory is 2 milliseconds;
● have hardware DES/3DES encryption and possess the counteroffensive protection at the RF passage;
● the triple mutual authentications of terminal and card guarantee tight security;
● correct effectively anti-collision mechanism;
● meet IS014443 Type A agreement;
● message transmission rate: 106K/S, 212K/S, 424K/S;
● data integrity verifying; MAC, 16 CRC, parity checking;
● have 7 unique sequence numbers of byte in every card;
● meet ISO 14443-4 Data Transport Protocol;
● data are preserved the term of validity: 10 years;
● erasable 100,000 times;
● file system flexibly;
● can set up 28 application in the card at most;
● each application can be created 16 files;
● each is used all has authentication control;
The frequency read/write of the embodiment of the invention adopts RD900CM or JK-105B, decoder software adopts the sharp general vision UNISCOMP in the UNISCOMP.DLL of Qing Hua Ziguang, purple light 1.0.0.1 version or Yunnan, sharp general 1.0 versions, capture card adopts the DH-CG300 of Daheng, the computer of charge station's outlet adopts WINDOS2000/PACK3/PIII75M/128M/40G, software WINDOS2000/PACK3.
Embodiment: camera acquisition vehicle image on the lane in which the drivers should pay fees, capacity 300K byte, be delivered to display interface by capture card, intercepting vehicle distinct image is through the following compressed image of the boil down to 3K of the compressed software byte of specialty, vehicle image and information of vehicles, comprise contain that vehicle goes out, the information content of the angle of incidence, square information, lane information, fee-collector's job number, vehicle, the number-plate number, type of offer, card class and communication type, less than the 4K byte, write Mifare desfire IC-card stored altogether through RD900CM or JK-105B frequency read/write.Before writing image and information of vehicles, read write line is read ID number of visa card earlier and obtain random number RA NDOM from card, be delivered to then in the PSAM card, the PSAM card is according to the shed key of visa card and random number RA NDOM encrypted of the ID branch of visa card, obtaining checking data EAD1 is delivered in the visa card, visa card is encrypted random number RA NDOM by the key of self and is obtained checking data EAD2, compare EAD1 and EAD2, if equate, so just allow image and information of vehicles to write in the card, if unequal, return error message.After writing card, charging software generates a record to information of vehicles to be added in the basic database.Vehicle is on charge station's exit lane, submit visa card to, the toll collector is placed on card on RD900CM or the JK-105 frequency read/write, read information of vehicles and compressed image information, compressed image information is reduced into true picture information through sharp general 1.0 decoder softwares of the sharp general vision UNISCOMP/ of the UNISCOMP.DLL/ of Qing Hua Ziguang purple light 1.0.0.1 and Yunnan and shows in the charge display interface, the toll collector compares image license plate number and vehicle and vehicle material object, the clearance if same car charged so, when if the image recording storage demand is arranged in the business, the image of IC-card stored, read Mifare desfire IC-card internal information by the RD900CM type frequency read/write of Shenzhen moral card smart card device company limited production or the JK-105B type frequency read/write of space flight gold card company production, add database behind the compressed software decoding to and call for realization information in other computing machines and the network.
The type selecting of Mifare desfire: Mifare desfire has 4K bytes of memory capacity, can store data continuously, and 16 the sector subregions that are stored as of Mifare one are stored, whole IC-card has a total password, there is a password each sector, password not only takies space in the IC-card, and each password is retrieved, and all this takes time, if carry out the big data quantity storage by the branch sector storage mode of Mifare one, the IC-card full capacity access time of 4K byte will be above 20 seconds, and in transportation industry (highway) charging item, the national sector standard of the transit time of each car exports≤14 seconds for entering the mouth≤8 seconds.The branch sector storage form of Mifare one can't satisfy actual user demand.Adopt after the Mifare desfire, have only a password in the card system, deducted the retrieval time of 16 branch passwords, improved the speed of card read-write, the full capacity access time of 4K byte is less than 6 seconds, and the actual use that can be satisfied with in the transportation industry, particularly expressway tol lcollection needs.Mifare desfire and Mifare one are the Mifare series of products, have favorable compatibility, can carry out upgrading to legacy system, save capital input.
Mifare one is the induction type IC card of 1K byte, because the password of 16 sectors has taken about 1/4 storage space, insufficient space 750 bytes that can be used for data storage, and the cipher mode of card is the password encryption mode, password is stored in mode expressly, lack security concerning Fare Collection System, by people's decryption system, the storage of charge data is dangerous easily.Mifare desfire is for encrypting the 3DES algorithm, and memory capacity is the 4K byte, and password storage is stored in the mode of ciphertext, carries out data validation through system algorithm and read write line, has strengthened the security of charge data.
Mifare desfire has 4K bytes of memory capacity, can store data continuously, and 16 the sector subregions that are stored as of Mifare one are stored, whole IC-card has a total password, there is a password each sector, password not only takies space in the IC-card, and each password is retrieved, and all this takes time, if the branch sector storage mode by Mifare one is carried out data storage, the IC-card full capacity access time of 4K byte will be above 20 seconds, can't satisfy the particularly requirement in the expressway tol lcollection project of transportation industry.The branch sector storage form of Mifare one can't satisfy actual user demand.Adopt after the Mifare desfire IC-card, have only a password in the card system, deducted the retrieval time of 16 branch passwords, improved the time of card operation, the full capacity access time of 4K byte is less than 6 seconds, can be in being satisfied with transportation industry, and the actual use in the highway needs.
Mifare one is the induction type IC card of 1K byte, because the password of 16 sectors has taken about 1/4 storage space, insufficient space 750 bytes that can be used for data storage, and the cipher mode of card is the password encryption mode, password is stored in mode expressly, lack security concerning Fare Collection System, by people's decryption system, the storage of charge data is dangerous easily.Mifare desfire is for encrypting the 3DES algorithm, and memory capacity is the 4K byte, and password storage is stored in the mode of ciphertext, carries out data validation through system algorithm and read write line, has strengthened the security of charge data
In expressway tol lcollection, adopt the advantage of Mifare desfire IC-card:
● with up-to-date IC-card application technology and advanced Image Compression perfect adaptation, can in IC-card, deposit data file below the 1KBytes and the image file below the 3KBytes in.
● carry the vehicle image data by card, the gateway image is checked in real time, effectively prevents the various card cheatings of changing, and improves the receivable toll amount of highway greatly.
● with up-to-date Image Compression and the perfect adaptation of IC-card application technology, can in card, deposit in except that data file below the 1KBytes and the image file below the 3KBytes
● finish 4KBytes reading and writing data speed (reading+write)≤6 seconds, satisfied high speed is read and write the read-write requirement of Large Volume Data.
● with the favorable compatibility of mifare series of products, can on the basis of original technology, carry out the exploitation of application item, avoid investor's overlapping investment, save system cost.
● for the owner provide exclusive, with the uncorrelated IC-card authoring system of toll collection applications software, guarantee owner safe and reliable to the control of IC-card authoring system and Fare Collection System.
● leave in the database by network behind the vehicle image information interception in the prior art, when outlet, index vehicle image information in the database according to the card number in the information of vehicles by network again, download in the local computer and to show and the vehicle material object compares, increased the resource overhead of network, strengthened the database storing space, excessive to the dependence of network.New technology has overcome the weakness of prior art, and image needn't transmit and the storage of database by network, reduced the taking of Internet resources, and the minimizing database overhead, improved business processing speed.
Claims (10)
1. the application process of a Mifare desfire IC-card may further comprise the steps: one, at charge station's entrance lane camera acquisition vehicle image; Two, the image that collects is delivered to display interface by capture card, intercepts vehicle image on display interface; Three, with vehicle image boil down to compressed image; Four, compressed image and information of vehicles are write Mifare desfireIC card stored; Five, vehicle is submitted Mifare desfireIC card on charge station's exit lane, and the toll collector places it on the read write line, reads compressed image and information of vehicles; Six, compressed image information is reduced into true picture information and shows in the display interface of cash desk through decoder software; Seven, the toll collector compares vehicle image and vehicle material object, if same car, charge is let pass.
2. the application process of Mifare desfire IC-card according to claim 1, it is characterized in that: before writing compressed image and information of vehicles, read write line is read ID number of Mifaredesfire IC-card earlier, and from card, obtain random number RA NDOM, be delivered to then in the PSAM card, the PSAM card provides the password of Mifaredesfire IC-card according to ID number of Mifare desfire IC-card and random number RA NDOM is encrypted, obtaining checking data EAD1 is delivered in the Mifare desfire IC-card, Mifare desfire IC-card is encrypted random number RA NDOM by the password of self and is obtained checking data EAD2, compare EAD1 and EAD2, if equate, just allow image and information of vehicles to write in the card.
3. the application process of Mifare desfire IC-card according to claim 2, it is characterized in that: after compressed image and information of vehicles write Mifare desfire IC-card, charging software generates a record to information of vehicles to be added in the original transaction data base of charge.
4. the application process of Mifare desfire IC-card according to claim 3 is characterized in that: the information of vehicles in the described database can use for other computing machines, or realization information is called in the network.
5. the application process of Mifare desfire IC-card according to claim 4, it is characterized in that: the capacity of described Mifare desfire IC-card is the 4K byte, the camera acquisition vehicle image is the 300K byte, and compressed image is less than the 3K byte, and information of vehicles is the 1K byte.
6. the application process of Mifare desfire IC-card according to claim 5 is characterized in that: the access time of described Mifare desfire IC-card was less than 6 seconds.
7. the application process of Mifare desfire IC-card according to claim 6 is characterized in that: described read time was less than 3 seconds, and the time of writing was less than 3 seconds
8. the application process of Mifare desfire IC-card according to claim 7 is characterized in that: described read write line is RD900CM type or JK-105B type frequency read/write.
9. the application process of Mifare desfire IC-card according to claim 8 is characterized in that: described information of vehicles comprises that vehicle goes out, the angle of incidence, road information, lane information, fee-collector's job number, vehicle, the number-plate number, type of offer, card class and communication type.
10. the application process of Mifare desfire IC-card according to claim 9, it is characterized in that: described compression and decoder software adopt the sharp general vision UNISCOMP in the UNISCOMP.DLL of Qing Hua Ziguang, purple light 1.0.0.1 version or Yunnan, sharp general 1.0 versions, and capture card adopts the DH-CG300 of Daheng.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200410052306 CN1609892A (en) | 2004-11-16 | 2004-11-16 | Application method for Mifare desfire IC card |
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| Application Number | Priority Date | Filing Date | Title |
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| CN 200410052306 CN1609892A (en) | 2004-11-16 | 2004-11-16 | Application method for Mifare desfire IC card |
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| CN1609892A true CN1609892A (en) | 2005-04-27 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102215050A (en) * | 2010-04-02 | 2011-10-12 | 国民技术股份有限公司 | Detection method for radio-frequency SIM (Subscriber Identity Module) card collision with low-frequency magnetic communication |
| CN101458829B (en) * | 2008-11-10 | 2013-01-02 | 李光 | Improved fee charging device for highway |
-
2004
- 2004-11-16 CN CN 200410052306 patent/CN1609892A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101458829B (en) * | 2008-11-10 | 2013-01-02 | 李光 | Improved fee charging device for highway |
| CN102215050A (en) * | 2010-04-02 | 2011-10-12 | 国民技术股份有限公司 | Detection method for radio-frequency SIM (Subscriber Identity Module) card collision with low-frequency magnetic communication |
| CN102215050B (en) * | 2010-04-02 | 2014-03-19 | 国民技术股份有限公司 | Detection method for radio-frequency SIM (Subscriber Identity Module) card collision with low-frequency magnetic communication |
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