CN100547606C - Strengthen active radio frequency identification system information safety and compatible method and device - Google Patents

Strengthen active radio frequency identification system information safety and compatible method and device Download PDF

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CN100547606C
CN100547606C CNB2007101211033A CN200710121103A CN100547606C CN 100547606 C CN100547606 C CN 100547606C CN B2007101211033 A CNB2007101211033 A CN B2007101211033A CN 200710121103 A CN200710121103 A CN 200710121103A CN 100547606 C CN100547606 C CN 100547606C
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smart card
data
write line
intelligent label
intelligent
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CN101122960A (en
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樊明延
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FAN MINGYAN ZHAO XUEFENG YANG FAN
FAN MINGYAN ZHAO XUEFENG YANG
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FAN MINGYAN ZHAO XUEFENG YANG FAN
FAN MINGYAN ZHAO XUEFENG YANG
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Abstract

The invention provides and a kind ofly on existing radio-frequency recognition system basis, embed good, the method for smart card module cheaply of high security, highly compatible, reusability, and the intelligent label, read write line and the radio-frequency recognition system that adopt this method to realize.The Information Security that strengthens active radio-frequency recognition system is with compatible, the less radio-frequency data communication between further enhancing label and the read write line and the security and the compatibility of data storage, thereby make active radio-frequency (RF) identification product have higher information security mechanism, can be in identification, tracking and management and the applications that needs higher information security grade; Simultaneously RFID tag and read write line have standard, data-interface flexibly, thus the compatibility of raising system.

Description

Strengthen active radio frequency identification system information safety and compatible method and device
Technical field
The present invention relates to a kind of active radio-frequency (RF) identification (RFID) system, be particularly related to a kind of information security and compatible method that strengthens active RFID tag and read write line, and active RFID tag and read write line with embedding smart card/intelligent card chip.
Background technology
Radio-frequency (RF) identification (Radio Frequency Identification) abbreviates RFID as, is a kind of non-contact automatic identification technology that utilizes radio-frequency technique to realize.It can realize the fast reading and writing to electronic tag, have that volume is little, shape is various, long service life, reusable, memory capacity big, can penetrate advantage such as non-conductive material, and can realize the identification of multiple goal identification and moving target, tracking by can realizing article in the global range with combining of Internet technology and information shared.Radio-frequency (RF) identification is being widely used in personal identification and tracking at present gradually, and the various fields that need collection and deal with data and control and handle such as production, logistics, traffic, transportation, medical treatment, false proof, tracking, material management.
RFID tag is divided into passive radio-frequency identification labeled and active RFID tag according to the difference of energy supply mode.Passive radio-frequency identification labeled do not have self-powered, the electric potential difference that its energy source produces on its antenna in the electromagnetic signal that fetch equipment sends, promptly from the radio-frequency (RF) energy that the antenna of fetch equipment sends, obtain the needed electric energy of work, generally by a radio-frequency (RF) identification special chip with have the antenna function telefault and constitute, the advantage of this passive electronic label product is that cost is low, easy to use, shortcoming is that decipherment distance is nearer, is generally 10cm-5m.The active RFID tag energy is provided by the incidental battery of label, generally constitute by antenna, radio-frequency module, single-chip microcomputer and storage unit, frequency of operation is generally: 433.92MHz, 862-928MHz, 2.45GHz and 5.8GHz, have reading/writing distance far away, generally can arrive 10-200m.
Existing radio-frequency recognition system mainly is made up of label and read write line, and wherein label mainly is made up of antenna, radio-frequency module, smart card module, control and treatment single-chip microcomputer, storage unit and battery; Wherein read write line mainly is made up of controlled processing unit, radio-frequency communication module, antenna and associated external interface, realizes read-write operation and information communication to label.
Active radio-frequency recognition system generally is made up of radio-frequency identification reader/writer and active RFID tag, read write line carries out corresponding radio-frequency information traffic operation (read data, write data, read and write data) according to dissimilar label (single-shot type, single receipts type, transmitting-receiving type), and can carry out information interaction with main system.Read write line generally comprises controlled processing unit, radio-frequency communication module, antenna and associated external interface etc., realizes read-write operation and information communication to label.According to the work characteristics of active radio-frequency recognition system, there is following problem in the communication security of existing active radio-frequency recognition system:
1. the safety problem of information in the radio communication---give read write line in the tag transmits data, when perhaps read write line is addressed inquires to label, owing to a little less than the tag computation ability, can't carry out complexity and encrypt, the data transmission of being undertaken by the less radio-frequency electric wave can only be plaintext or simple encryption.In this communication, safety of data is fragile, is easier to allow unauthorized read write line data intercept, third party block or the deception data communication, illegally sends data etc. to label.
2. the data security problem in the label---each label comprises an ID and information usually, it generally is stored in the common memory chip, it does not have relevant storage security technical guarantee, easy of the data in unauthorized read write line or other means read write tag, and rewrite or delete.
3. the data security problem in the read write line---after data read in the read write line from label, before sending to back-end system, read write line generally will carry out some preliminary stores processor, it does not have relevant storage security technical guarantee, by unauthorized means the data in the read write line is rewritten or is deleted easily.
4. the compatibility issue of read write line---at present existing active radio system identification, reading of data needs special read write line equipment from label; The data communication protocol of read write line and label all is producer oneself definition, does not have unified standard.This just means that the active RFID tag of different manufacturers or different model need distinguish corresponding corresponding read equipment, and communication protocol also is different mutually.Therefore when active radio-frequency recognition system installation and upgrade, be difficult to accomplish and the existing system compatibility, caused the raising of system cost.
As above-mentioned existing active radio-frequency (RF) identification product, though have bigger reading/writing distance, there is bigger potential safety hazard, shortcoming such as information security mechanism is poor, and system compatibility is low.The restriction that these shortcomings are serious this series products needing higher information security grade, the application of the occasion that requires than highly compatible.
Summary of the invention
The objective of the invention is to strengthen the Information Security of active radio-frequency recognition system with compatible, the less radio-frequency data communication between further enhancing label and the read write line and the security and the compatibility of data storage, thereby make active radio-frequency (RF) identification product have higher information security mechanism, can be in identification, tracking and management and the applications that needs higher information security grade; Simultaneously RFID tag and read write line have standard, data-interface flexibly, thus the compatibility of raising system.
For achieving the above object, the invention provides a kind of active radio frequency identification system information safety and compatible method of strengthening, it is characterized in that by in existing label or read write line, embedding smart card module, this smart card module is electrically connected with the control and treatment single-chip microcomputer of label or read write line, make smart card module become the data carrier of intelligent label or intelligent label read write line internal security, when described intelligent label or intelligent label read write line carry out accessing operation to the smart card module internal data, must detect by the security means of identifying algorithm and key, can only under effectively authorizing, carry out data manipulation within the scope of authority, and smart card module provides the data-interface with the intellective IC card read write line, and this method comprises following flow process:
1) smart card module is embedded in intelligent label or intelligent label read write line inside by the mode of deck, smart card module can take out from intelligent label or intelligent label read write line or insert, smart card module also can adopt the mode of disposable welding, is solidificated in intelligent label inside by pad;
2) smart card module is carried out initialization by intelligent card read/write device, and it is divided into tag slot and data field, and identification information is write the tag slot of smart card module;
3) single-chip microcomputer of intelligent label or intelligent label read write line links to each other with smart card module by deck or pad, can read identification information in the smart card module by ISO7816 standard interface and corresponding authority and key, and with the identification information of this identification information as intelligent label or intelligent label read write line;
4) intelligent label can intercom by the radio-frequency module unit mutually with the intelligent label read write line, the data of transmitting in its less radio-frequency electric wave all are the smart card module encrypted ciphertext data by inside, and the data ciphertext that the take over party receives must be carried out corresponding authentication and key algorithm is decrypted and stores by smart card module;
5) the keyboard input block links to each other with the Single-chip Controlling processing unit respectively with the liquid crystal display display unit, can realize the input function of data can realizing Presentation Function by the liquid crystal display display unit by the keyboard input block;
6) intelligent label also can read and write customizing messages in the intelligent label by authority setting by keyboard input block and liquid crystal display display unit;
7) the Single-chip Controlling processing unit of intelligent label or intelligent label read write line writes the data in the step (4) in the data area of smart card module by the ISO7816 standard interface;
8) read the process data that writes down in the data area in the smart card module in intelligent label or the intelligent label read write line by the intelligent label read write line, or the communication interface by the intelligent label read write line gives the data management computing machine with the data upload of its smart card module, and this mode can realize the compatibility of native system and intellective IC card read-write equipment.
Wherein said smart card module is the integrated circuit modules that has microprocessor and storer, also is smart card or intelligent card chip, has storage, encryption and data-handling capacity.
The present invention also provides a kind of active radio-frequency recognition system that uses said method, the intelligent label read write line that it comprises the intelligent label with smart card module and has smart card module, described intelligent label and described intelligent label read write line can carry out remote radio communication.
Wherein, described smart card module is smart card or intelligent card chip.
Wherein, described intelligent label comprises Single-chip Controlling processing unit, radio-frequency module, antenna element, deck or pad, smart card or intelligent card chip, keyboard input block, liquid crystal display display unit and battery.
Wherein, described intelligent label read write line comprises Single-chip Controlling processing unit, radio-frequency module, antenna element, deck or pad, smart card or intelligent card chip, communication interface and power module.
Specify as follows:
One, enhancing active radio frequency identification system information safety of the present invention is by embed smart card module in described existing label or read write line with the method for compatibility, smart card module generally can be electrically connected by the control and treatment single-chip microcomputer of ISO7816 standard interface with label or read write line, makes smart card module become the carrier of the security function such as data storage cell, data encryption and deciphering, identifying algorithm of label or read write line internal security.When described label or the read write line interface by the ISO7816 standard carries out accessing operation to the smart card module internal data, must detect by security means such as identifying algorithm and keys, can only under effectively authorizing, carry out data manipulation within the scope of authority, illegal authorize and the scope of authority outside all can't operate data, thereby strengthened the Information Security of active radio-frequency recognition system label and read write line effectively; When described label and read write line carry out data communication, no matter give read write line in the tag transmits data, when perhaps read write line is addressed inquires to label, transmitting data by the less radio-frequency electric wave all is that smart card module by inside carries out the encrypt data that symmetry cryptographic algorithm or asymmetry cryptographic algorithm are crossed, label or read write line are after receiving ciphertext, again data are carried out corresponding authentication by smart card module and key algorithm is decrypted and stores, in twireless radio-frequency communication, unauthorized read write line is difficult to the intercepting encrypt data, the third party is difficult to block or cheats data communication and illegally sends data to label, thereby has strengthened the security of the information communication of active radio-frequency recognition system label and read write line effectively.
Meanwhile, smart card module provides the data-interface with the intellective IC card read write line, can provide the interface and the IC-card read write line of band surface of contact to carry out the contact reading and writing data or can carry out contactless reading and writing data, thereby effectively strengthen the compatibility of active radio-frequency recognition system label and read write line by coupled antenna and IC-card read write line.
Wherein, described smart card module is the integrated circuit modules that has functions such as microprocessor and storer with, also is smart card or intelligent card chip, has storage, encryption and data-handling capacity, has the good information security.Smart card module is according to the difference of loading chip type, the difference of information communication mode, can be divided into memory-type card and microprocessor card and contact card, non-contact card and double-interface card sheet etc. again, the smart card module that the present invention adopts mainly is to have contact or double-interface smart card or the intelligent card chip that microprocessor is taken in data encryption.Smart card module can be carried out initialization by the intellective IC card read write line and write or read information in smart card or the intelligent card chip.After smart card module is initialised, its storage unit can be divided into tag slot and data field etc.
Three, the invention still further relates to a kind of active radio-frequency recognition system that uses said method, it comprises label with smart card module and the read write line with smart card module, and described label and described read write line can carry out remote radio communication.
Wherein, described smart card module is smart card or intelligent card chip.
Wherein, intelligent label of the present invention comprises Single-chip Controlling processing unit, radio-frequency module, antenna element, deck or pad, smart card or intelligent card chip, keyboard input block, liquid crystal display display unit and battery.
Wherein, described smart card or intelligent card chip are two interfaces or the single interface contact smart card modules that has the data encryption microprocessor.Smart card module can be carried out initialization and write or read information in the smart card module by contact or non-contacting mode by intelligent card read/write device.After smart card module is initialised, its storage unit can be divided into tag slot and data field etc.The tag slot deposits label coding in or essential information is a read-only data; It is to read and write data that the data field deposits the process data of intelligent label in using in, as the service data of label itself, with the communication data of read write line etc.This smart card module can be electrically connected by deck and Single-chip Controlling processing unit, also can smart card module directly be electrically connected by pad.After being electrically connected, single-chip microcomputer and smart card module can carry out accessing operation to the smart card module internal data by the interface of ISO7816 standard, must detect by security means such as identifying algorithm and keys, can only under effectively authorizing, carry out data manipulation within the scope of authority.For improving the security of intelligent label, can set the tag slot of single-chip microcomputer by the mode of different stage key: can only carry out read-only operation, read-write operation etc. is carried out in the data field to smart card module.When label and read write line carry out data communication, the data of transmitting in the less radio-frequency electric wave that label sends all are that the smart card module by inside carries out the encrypt data that symmetry cryptographic algorithm or asymmetry cryptographic algorithm are crossed, the data ciphertext that label transmits in the less radio-frequency electric wave of receiving can be carried out corresponding authentication and key algorithm is decrypted and stores by smart card module, thereby has strengthened the information stores and the communications security of label effectively.The reading and writing data of label is the read-write operation of the contact of IC-compatible card reader or noncontact examination fully, thereby has effectively strengthened the compatibility of total system.
Wherein said keyboard input block links to each other with the Single-chip Controlling processing unit respectively with the liquid crystal display display unit.Input function can be realized by keyboard, Presentation Function can be realized by liquid crystal display.
Wherein said radio-frequency module links to each other with the Single-chip Controlling processing unit.Intelligent label carries out data communication by radio-frequency module and long-range radio-frequency read write line.The working frequency range that radio communication adopts can be ISM band, i.e. 315MHz, or 434MHz, or 915MHz, or 2.4GHz, or 5.8GHz.
Wherein, read write line of the present invention comprises Single-chip Controlling processing unit, radio-frequency module, antenna element, deck or pad, smart card or intelligent card chip, communication interface and power module.
Wherein said smart card or intelligent card chip are two interfaces or the single interface contact smart card modules that has the data encryption microprocessor.Smart card module can be carried out initialization by intelligent card read/write device and write or read information in the smart card module, and it is the main encrypt and decrypt of realizing authorization identifying and data in the read write line operating process.This smart card module can be electrically connected by deck and Single-chip Controlling processing unit, also can smart card module directly be electrically connected by pad.After being electrically connected, single-chip microcomputer and smart card module can carry out accessing operation to the smart card module internal data by the interface of ISO7816 standard, must detect by security means such as identifying algorithm and keys, can only under effectively authorizing, carry out data manipulation within the scope of authority.For improving the security of intelligent read-write device, when read write line and label carry out data communication, the data of transmitting in the less radio-frequency electric wave that read write line sends all are that the smart card module by inside carries out the encrypt data that symmetry cryptographic algorithm or asymmetry cryptographic algorithm are crossed, and the data ciphertext that read write line transmits in the less radio-frequency electric wave of receiving can be carried out corresponding authentication and key algorithm is decrypted and stores by smart card module.When read write line and data base administration computing machine carried out data communication, data all were to carry out respective identity authentication and key by smart card module just can carry out data communication after relatively, thereby have strengthened the information stores and the communications security of read write line effectively.
Wherein said radio-frequency module links to each other with the Single-chip Controlling processing unit.Read write line carries out data communication by radio-frequency module and long-range radio-frequency label.The working frequency range that radio communication adopts can be ISM band, i.e. 315MHz, 434MHz, or 915MHz, or 2.4GHz, or 5.8GHz.
Wherein said communication interface links to each other with the Single-chip Controlling processing unit, its interface that multiple electrical standard can be provided as (USB RS232 RS485 LAN), it mainly is made of the chip of relevant interface standard, realizes with functions such as data base administration compunications.
Wherein said power module is that an AC-DC conversion module realizes exchanging conversion direct current function, and the power supply that meets index is provided for read write line.
The present invention has following advantage and effect with respect to prior art:
1) the present invention is by embedding smart card module in existing label or read write line, and the control and treatment single-chip microcomputer of label or read write line can carry out data manipulation to smart card module by the ISO7816 standard interface, make smart card module become the carrier of the security function such as data storage cell, data encryption and deciphering, identifying algorithm of label or read write line internal security, thereby strengthened the information stores of active radio-frequency recognition system label and read write line and the security and the compatibility of information communication effectively;
2) " separation between machine and card " technology that has adopted the smart card module of information stores to separate among the present invention with intelligent label, smart card module and intelligent label do not have relevance when information is imported, label information can be imported in the smart card module separately by system-level user, intelligent label itself can't change sign, improved security of system greatly;
3) in personnel's field of radio frequency identification, because card can separate with intelligent label equipment, when system constructing, can only provide smart card module for all personnel, be equipped with the intelligent label cutting ferrule that satisfies system's needs quantity simultaneously, smart card module is inserted in the intelligent label when using radio-frequency (RF) identification in the radio-frequency (RF) identification zone, the machine of so just having accomplished is to many cards again; Compare with for all personnel allots common label, the scheme of " separation between machine and card " can reduce system cost greatly;
4) because not only having identification information, the smart card module in the intelligent label can also have complete process data information, this means that this not only can adopt long-range radio-frequency read write line reading tag information, mode read write tag information that can also be by intelligent card read/write device has improved the dirigibility and the reliability of system compatibility, data read greatly;
5) adding of keyboard input and liquid crystal display demonstration not only can be carried out the radio-frequency (RF) identification of traditional fixed labels information, can also carry out by the radio-frequency (RF) identification of holding the sign that tagging user produces voluntarily, this has improved the dirigibility of radio-frequency recognition system itself, and applicability has also been expanded system performance greatly.
Description of drawings
Fig. 1 is the synoptic diagram that the present invention strengthens the system architecture of active radio frequency identification system information safety device;
Fig. 2 is the synoptic diagram of intelligent label structure of the present invention;
Fig. 3 is the synoptic diagram of intelligent read-write device structure of the present invention;
Fig. 4 is the synoptic diagram that system of the present invention realizes;
Fig. 5 is an intelligent label partial circuit embodiment schematic diagram of the present invention;
Fig. 6 is an intelligent read-write device circuit embodiments schematic diagram of the present invention.
Embodiment
Below figure such as the structure of main system architecture shown in the 1-6, system's realization, intelligent label and read write line in conjunction with the accompanying drawings and principle, to enhancing active radio frequency identification system information safety of the present invention and compatible method and realization equipment and system's elaboration further.
The method specific implementation of enhancing active radio frequency identification system information safety of the present invention and compatibility as shown in Figure 1, wherein label 1 has embedded smart card or intelligent card chip (being smart card module) 3, and be electrically connected by the controlled processing unit 2 of ISO7816 standard interface 6, make smart card or intelligent card chip 3 become the carrier of the security function such as data storage cell, data encryption and deciphering, identifying algorithm of the safety of label 1 inside with label 1.Wherein read write line 7 has embedded smart card or intelligent card chip (being smart card module) 10, and be electrically connected by the controlled processing unit 11 of ISO7816 standard interface 12, make smart card or intelligent card chip 10 become the carrier of the security function such as data storage cell, data encryption and deciphering, identifying algorithm of read write line 7 internal securities with read write line 7.When label 1 or read write line 7 interface 6 or the 12 pairs of smart cards or intelligent card chip 3 or 10 internal datas when carrying out accessing operation by the ISO7816 standard, must detect by security means such as identifying algorithm and keys, can only under effectively authorizing, carry out data manipulation within the scope of authority, illegal authorize and the scope of authority outside all can't be to memory cell operation, thereby strengthened the security of the information stores of active radio-frequency recognition system label 1 and read write line 7 effectively.When label 1 and read write line 7 carry out data communication, no matter give read write line 7 in label 1 transmission data, when perhaps read write line 7 is addressed inquires to label 1, transmitting data by the less radio-frequency electric wave all is that smart card by inside or intelligent card chip 3 or 10 carry out the encrypt data 17 that symmetry cryptographic algorithm or asymmetry cryptographic algorithm are crossed, label 1 or read write line 7 after receiving ciphertext 17 again with data by smart card or intelligent card chip 3 or 10 carries out corresponding authentication and key algorithm is decrypted and stores, in twireless radio-frequency communication, unauthorized read write line is difficult to the intercepting encrypt data, the third party is difficult to block or the deception data communication, illegally send data, thereby strengthened the security and compatibility of the information communication of active radio-frequency recognition system label 1 and read write line 7 effectively to label.
The concrete structure of intelligent label 27 of the present invention as shown in Figure 2, it comprises Single-chip Controlling processing unit 19, radio-frequency module 20, antenna element 21, deck or pad 22, smart card or intelligent card chip (being smart card module) 23, keyboard input block 24, liquid crystal display display unit 25 and battery 26, and a kind of embodiment of its concrete control module, radio-frequency module and smart card module interface circuit principle as shown in Figure 5.This radio-frequency (RF) identification intelligent label 27 constitutes complete radio-frequency recognition system with read write line 7, intelligent card read/write device 28, and system as shown in Figure 4 realizes block diagram.
Smart card or intelligent card chip (being smart card module) the 23rd has two interfaces or single interface contact smart card modules of data encryption microprocessor, and the enhancing security that it adopts and compatible method do not repeat them here as mentioned above.Smart card module 23 can be carried out initialization by intelligent card read/write device 28 and write or read operation 30 smart cards or intelligent card chip in information.After smart card module 23 is initialised, its storage unit can be divided into tag slot and data field etc.The tag slot deposits label 27 coding or essential informations in, these all are read-only datas, and the data field deposits the process data in intelligent label 27 uses in, and these are read-write data, as the service data of label 27 itself, with the communication data that carries out remote read-write operation 29 of read write line 7 etc.Wherein keyboard input block 24 links to each other with Single-chip Controlling processing unit 19 respectively with liquid crystal display display unit 25.Input function can be realized by keyboard, Presentation Function can be realized by liquid crystal display.Wherein radio-frequency module 20 links to each other with Single-chip Controlling processing unit 19.The read-write operation 29 that intelligent label 27 carries out data communication by radio-frequency module 20 and long-range radio-frequency read write line 7.The working frequency range that radio communication adopts is an ISM band, i.e. 315MHz, 434MHz, or 915MHz, or 2.4GHz, or 5.86Hz.
The concrete structure of intelligent read-write device 7 of the present invention as shown in Figure 3, it comprise controlled processing unit 11, radio-frequency module 9, antenna element 8, deck or pad 18, smart card or intelligent card chip (being smart card module) 10, communication interface (USB RS232 RS485 LAN) 14, power module 13 and ISO7816 standard electrical connect 12 etc. and partly constitute, a kind of embodiment of its concrete control module, radio-frequency module, power module, smart card module and communication interface circuit schematic diagram is as shown in Figure 6.It realizes read-write operation and information communication 17 to label 27, with functions such as data base administration compunications 15.This read write line 7 constitutes complete radio-frequency recognition system with intelligent label 27, intelligent card read/write device 28, as shown in Figure 4.
Smart card or intelligent card chip (being smart card module) the 10th has two interfaces or single interface contact smart card modules of data encryption microprocessor, and the enhancing security that it adopts and compatible method do not repeat them here as mentioned above.Smart card module 10 can be carried out initialization by intelligent card read/write device 28 and write or read operation 30 smart cards or intelligent card chip in information, the main encrypt and decrypt of realizing authorization identifying and data in operating process, wherein radio-frequency module 9 links to each other with controlled processing unit 11.Read write line 7 carries out the data communication of remote read-write operation 29 by radio-frequency module 9 and long-range radio-frequency label 27.The working frequency range that radio communication adopts is an ISM band, i.e. 315MHz, 434MHz, or 915MHz, or 2.4GHz, or 5.8GHz.Wherein communication interface 14 links to each other with controlled processing unit 11, its interface that multiple electrical standard can be provided as (USB RS232 RS485 LAN), it mainly is made of the chip of relevant interface standard, realizes with functions such as data base administration compunications 15.Wherein power module 13 is that an AC-DC conversion module realizes exchanging conversion direct current function, and the power supply that meets index is provided for read write line 7.
Concrete working method of the present invention is as described below:
1) smart card or intelligent card chip (being smart card module) 23 or 10 modes by deck or pad are embedded in intelligent label 27 or read write line 7 inside, and smart card module 23 or 10 can take out from intelligent label 27 or read write line 7 or insert;
2) smart card module 23 or 10 is carried out initialization by intelligent card read/write device 28, and it is divided into tag slot and data field, and identification information is write the tag slot of smart card module 23 or 10;
3) control module 19 or 11 of intelligent label 27 or read write line 7, can read identification information in the smart card module by ISO7816 standard interface and corresponding authority and key, and, improved the system information storage security with the identification information of this identification information as intelligent label 27 or read write line 7;
4) intelligent label 27 can intercom by radio- frequency module unit 20 or 9 mutually with read write line 7, the data of transmitting in its less radio-frequency electric wave all are the smart card module encrypted ciphertext data 17 by inside, the data ciphertext 17 that the take over party receives must be carried out corresponding authentication and key algorithm is decrypted and stores by smart card module 23 or 10, improve the security of system information communication, and then realized the functions such as radio-frequency (RF) identification, tracking, location, management of high safety requirements;
5) intelligent label 27 can carry out data interaction by keyboard input block 24 with card reader 7 with liquid crystal display display unit 25 and communicates by letter, and then has realized between intelligent label 27 and card reader intelligent functions such as 7 real-time, interactive control and interaction data transmission;
6) intelligent label also can read and write customizing messages in the intelligent label 27 by authority setting by keyboard input block 24 and liquid crystal display display unit 25;
7) the Single-chip Controlling processing unit 19 of intelligent label 27 or read write line 7 or 11 can write the data in the step (4) in the data area of smart card module 23 or 10 by the ISO7816 standard interface;
8) can reading tag 27 by intelligent card read/write device 28 or read write line 7 in smart card 23 or 10 in the process data that writes down in the data area, or the communication interface by intelligent card read/write device 28 gives the data management computing machine with the data upload of its smart card module 23 or 10, thereby improved system compatibility.
Foregoing; it only is preferred embodiment of the present invention; be not to be used to limit embodiment of the present invention; those of ordinary skills are according to main design of the present invention and spirit; can carry out corresponding flexible or modification very easily, so protection scope of the present invention should be as the criterion with the desired protection domain of claims.

Claims (6)

1, a kind of active radio frequency identification system information safety and compatible method of strengthening, it is characterized in that by in existing label or read write line, embedding smart card module, this smart card module is electrically connected with the control and treatment single-chip microcomputer of label or read write line, make smart card module become the data carrier of intelligent label or intelligent label read write line internal security, when described intelligent label or intelligent label read write line carry out accessing operation to the smart card module internal data, must detect by the security means of identifying algorithm and key, can only under effectively authorizing, carry out data manipulation within the scope of authority, and smart card module provides the data-interface with intelligent card read/write device, and this method comprises following flow process:
1) smart card module is embedded in intelligent label or intelligent label read write line inside by the mode of deck, smart card module can take out from intelligent label or intelligent label read write line or insert, smart card module also can adopt the mode of disposable welding, is solidificated in intelligent label inside by pad;
2) smart card module is carried out initialization by intelligent card read/write device, and it is divided into tag slot and data field, and identification information is write the tag slot of smart card module;
3) single-chip microcomputer of intelligent label or intelligent label read write line links to each other with smart card module by deck or pad, can read identification information in the smart card module by IS07816 standard interface and corresponding authority and key, and with the identification information of this identification information as intelligent label or intelligent label read write line;
4) intelligent label can intercom by the radio-frequency module unit mutually with the intelligent label read write line, the data of transmitting in its less radio-frequency electric wave all are the smart card module encrypted ciphertext data by inside, and the data ciphertext that the take over party receives must be carried out corresponding authentication and key algorithm is decrypted and stores by smart card module;
5) the keyboard input block links to each other with the Single-chip Controlling processing unit respectively with the liquid crystal display display unit, can realize the input function of data can realizing Presentation Function by the liquid crystal display display unit by the keyboard input block;
6) intelligent label also can read and write customizing messages in the intelligent label by authority setting by keyboard input block and liquid crystal display display unit;
7) the Single-chip Controlling processing unit of intelligent label or intelligent label read write line writes the data in the step (4) in the data area of smart card module by the IS07816 standard interface;
8) read the process data that writes down in the data area in the smart card module in intelligent label or the intelligent label read write line by the intelligent label read write line, or the communication interface by the intelligent label read write line gives the data management computing machine with the data upload of its smart card module, and this mode can realize the compatibility of native system and read-write equipment for smart card.
2, the method for claim 1, wherein said smart card module are the integrated circuit modules that has microprocessor and storer, also are smart card or intelligent card chip, have storage, encryption and data-handling capacity.
3, a kind of active radio-frequency recognition system that uses arbitrary method among the claim 1-2, the intelligent label read write line that it comprises the intelligent label with smart card module and has smart card module, described intelligent label and described intelligent label read write line can carry out remote radio communication.
4, system as claimed in claim 3 is characterized in that described smart card module is smart card or intelligent card chip.
5, system as claimed in claim 4 is characterized in that described intelligent label comprises Single-chip Controlling processing unit, radio-frequency module, antenna element, deck or pad, smart card or intelligent card chip, keyboard input block, liquid crystal display display unit and battery.
6, system as claimed in claim 5 is characterized in that described intelligent label read write line comprises Single-chip Controlling processing unit, radio-frequency module, antenna element, deck or pad, smart card or intelligent card chip, communication interface and power module.
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