CN1158526A - Near radio data communications and data processing system - Google Patents
Near radio data communications and data processing system Download PDFInfo
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- CN1158526A CN1158526A CN 96109546 CN96109546A CN1158526A CN 1158526 A CN1158526 A CN 1158526A CN 96109546 CN96109546 CN 96109546 CN 96109546 A CN96109546 A CN 96109546A CN 1158526 A CN1158526 A CN 1158526A
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Abstract
A short-distance wireless data communication and processing system is composed of wireless passive IC card and read/write controller. The power supply and operating data of passive IC card are obtained from read/write controller by irradiated electromagnetic wave. The data is sent to read/write controller via electromagnetic wave. The data to be sent is channel encoded and encrypted and the received data is decoded and decrypted. According to decrypted data, the IC card performs such tasks as checking cipher, storing data, reading and writing data. It is used for authentication, pass control/charge and financial trade.
Description
The present invention relates to RFDC and microprocessor data handles.
Since nineteen ninety-four, because the progressively enforcement of China's Three Golden Project, particularly " Golden Card Program ", the use of magnetic card and IC-card is more and more.The guiding theory (seeing works such as " IC-card practicability technology " preface nineteen ninety-five People's Telecon Publishing House Li Jinsheng) that the clear and definite financial transaction card of China " is considered from false proof and technical development; taking as the leading factor with IC-card, is transition with the magnetic card " in " gold card " engineering overall plan of State Council office meeting approval.Simultaneously, in non-financial field, IC-card also has very widely to be used.
The IC-card technology just is introduced into China in the early 1990s, at present domestic development, design, the production (seeing work and " smart card techniques " preface Wang Aiying of publishing house of Tsing-Hua University in 1996 chief editors such as " IC-card practicability technology " preface nineteen ninety-five People's Telecon Publishing House Li Jinsheng) of just progressively being engaged in contact-carrying IC-card (comprising storage card and encrypted card) and corollary equipment thereof.
The contact-carrying IC-card in use, the card holder must card press in the private jack that specific direction inserts read-write equipment, goes up the physical connection of hard contact by hard contact in the socket and card and comes to power to card, and carry out a series of data communication and arithmetic operation.End of operation, the card holder will block in socket and extract.
Because to the operation of contact-carrying IC-card is physical connection based on hard contact, needs the card holder to plug and unplug card during use, this operator scheme has the following disadvantages:
At first, the action of the plug-in card of directivity has all brought inconvenience for user and manager.Particularly wish to be in the occasion of mobile status, plug and unplug card motion and not only not too meet people's use habit, and limited the further raising of operating efficiency card holders such as toll management, the registrations of coming in and going out.
Secondly, conditions such as the dust in the applied environment, temperature, humidity all can be to read-write equipment, particularly to direct influence is arranged in contact reliability, useful life of hard contact in the private jack.The bad contact of contact performance not only makes the reliability of read-write operation reduce, and has shortened the useful life of read-write equipment and card greatly.This shortcoming need show particularly outstandingly to the application scenario (as the bus charge) that sticks into the numerous operation of line frequency more.
Again it, easily contaminated, the scuffing of the hard contact that exposes on the card, the possibility that comes off in addition, and in the plug-in card process, have wearing and tearing, loose contact and electrostatic high-pressure between the contact of card and socket, too high electrostatic high-pressure can cause fatal damage (seeing works such as " IC-card practicability technology " the 28th page of nineteen ninety-five People's Telecon Publishing House Li Jinsheng) to card.At present, the protection voltage of general contact-carrying IC-card is 4KV, and the launch products of protection voltage 8KV is arranged recently.
And, in many public arenas (as the IC-card public telephone), some safety precaution occasions, super-clean environment, private jack is difficult to do tamper-proof, hidden and dustlessization processing (contact wear can produce metal dust), also is unfavorable for the design for aesthetic of equipment profile simultaneously.
In addition, the contact-carrying IC-card can directly link to each other with Intelligent treatment circuit such as microprocessor, microcomputer interfaces, forges, revises with respect to the Wireless IC card that does not have the exposed conducting contact and want easily.
Therefore, the objective of the invention is: a kind of like this near radio data communication and data handling system of being made up of passive and wireless IC-card and read-write controller is provided, wherein:
The passive and wireless IC-card on basis with contact-carrying IC-card high safety performance and mass data storage ability, mode of operation by the plug-in of contact-carrying IC-card make into more to meet people's use habit near induction type;
Conductive contact on the cancellation contact-carrying IC-card has been eliminated wearing and tearing, loose contact, the static adverse effect to IC-card, makes IC-card have good antimagnetic, antistatic, antipollution, anti-damage capability, reduces keeping, the maintenance requirement of IC-card greatly;
Remedy the deficiencies such as wearing and tearing, loose contact, damage diffusion of hard contact in the existing contact-carrying IC-card read-write equipment private jack, basically eliminate the adverse effect of environmental factors such as dust, humidity, static, make that IC-card can obtain better, wider application the IC-card read-write equipment.
The present invention partly is made up of read-write controller and passive and wireless IC-card two, wherein:
The passive and wireless IC-card comprises:
Circuit is received in clamping, converts ac signal in order to the electromagnetic wave that will receive;
The card radiating circuit is in order to send the electromagnetic wave that modulation has data to read-write controller;
The card data extraction circuit is in order to extract the data that are modulated at by in the ac signal of receiving circuit output;
Power-switching circuit is in order to becoming direct voltage by the part power conversion of the ac signal of receiving circuit output, for other circuit in the passive and wireless IC-card provide working power;
The card storage circuit is in order to the significant data in the storage card under off-position;
The card treatment circuit is in order to finish a series of card data communication and data manipulation;
Keyboard circuit is in order to import different information to the card treatment circuit;
Read-write controller comprises:
The device radiating circuit, but in order to the electromagnetic wave of radiation modulating data;
The device receiving circuit, in order to receiving electromagnetic wave, and to the electromagnetic wave of receiving amplify, demodulation, revert to the corresponding digital level, output to the device treatment circuit;
Communication interface is in order to carry out data communication with the external equipment that is attached thereto;
Power circuit is in order to the power supply of outside input is changed, for other circuit in the read-write controller provide suitable working power;
The device storage circuit is in order to the significant data in the storage read-write controller under off-position;
Device treatment circuit: in order to finish a series of device data communication and data manipulation;
In order to transmit data and working power to be provided to the passive and wireless IC-card by wireless channel,
But adopted an energy with the electromagnetic device radiating circuit of more high-power radiation modulating data in the read-write controller,
In the passive and wireless IC-card, adopted a clamping that can receive this radiated electromagnetic wave to receive circuit, wherein:
The device radiating circuit can be under the control of device treatment circuit, and the data conversion that will send becomes the electromagnetic wave of individual features parameter and radiate.
Clamping is received circuit and is converted the electromagnetic wave of receiving to AC signal, the sub-fraction energy of this AC signal carries out data demodulates for the card data extraction circuit, most energy becomes direct voltage after power-switching circuit is handled, as the working power of other circuit in the passive and wireless IC-card.
Like this, both transmitted data, provided working power to the passive and wireless IC-card again to the passive and wireless IC-card.
In order to transmit data to read-write controller by wireless channel,
Adopted a micropower card radiating circuit in the passive and wireless IC-card.It is corresponding,
In read-write controller, except that having adopted a device radiating circuit, also adopted a device receiving circuit.Wherein:
Card radiating circuit in the passive and wireless IC-card can be under the control of card treatment circuit, and the data conversion that will send becomes the electromagnetic wave of individual features parameter and sends to read-write controller.
The electromagnetic wave that is sent by the passive and wireless IC-card that device receiving circuit in the read-write controller will receive amplifies, and identifies the electromagnetic characteristic parameter that receives, and changes into the corresponding digital level and give the treatment circuit of the device in the read-write controller.
In order to make the RFDC between read-write controller and the passive and wireless IC-card safer, reliable, device treatment circuit and the card treatment circuit in the passive and wireless IC-card in the read-write controller all carry out cryptographic calculation and chnnel coding to the data that will send, and the data that receive are carried out corresponding channel-decoding and decrypt operation.
In order to guarantee the fail safe and the reliability of data processing in read-write controller and the passive and wireless IC-card,
Device treatment circuit in the read-write controller is the center with the microprocessor, except that encrypting and decrypting, chnnel coding and the decoding finished wireless communication data, also carry out the read-write of device storage circuit, with device data processing operations such as the Channel Detection and the selection of wireless CSMA/CD mode, wireless channel training, the explanation of handling the communicating by letter of communication interface, instruction and execution.
Card treatment circuit in the passive and wireless IC-card also is the center with the microprocessor, except that encryption and decryption, chnnel coding and the decoding finished wireless communication data, carry out also that operator password is checked, the scanning of keyboard circuit state and identification, with wireless CSMA/CD mode carry out the training of Channel Detection and selection, wireless channel, to the card data processing functions such as read-write of card storage circuit.
And, the passive and wireless IC-card is before the scanning and identification or the read-write operation to the card storage circuit carried out the keyboard circuit state, operational order that the card treatment circuit will send read-write controller and operator password carry out legitimacy to be checked, have only after operator password is legal, the card treatment circuit is just carried out corresponding operation according to the operational order of read-write controller.
In order to realize the outage storage of significant data, device storage circuit and the card storage circuit in the passive and wireless IC-card in the read-write controller have all adopted electric erasable memory (EEPROM).
In addition, the Design of Communication Interface of read-write controller becomes under the control of device treatment circuit, can with the data communication of microcomputer serial interface, microcomputer parallel port and three kinds of modes of serial electricity erasable memorizer (EEPROM) bus.
Near radio data communication and the data handling system be made up of passive and wireless IC-card and read-write controller thereof have following four outstanding advantages:
One, Touchless manipulation
1, the use habit that more meets people, and obviously improved operating efficiency;
2, compare with the IC-card of contact-carrying, the passive and wireless IC-card has been cancelled conductive contact, has not only avoided wearing and tearing, oxidation, the loose contact of conductive contact, and problems such as contact contamination, scuffing, damage diffusion, electrostatic high-pressure damage also solve thereupon;
3, passive and wireless IC-card and read-write equipment thereof can encapsulation process, solved problems such as waterproof and dustproof, and adaptive capacity to environment strengthens greatly, and maintenance requirement reduces;
4, be convenient to realize tamper-proof, the hidden and design for aesthetic of read-write equipment.
Two, strong security feature
1, encrypted transmission is carried out in data communication;
2, treatment circuit can be supported complex password collation operation and Authorized operation in the card;
3, chnnel coding itself also is a kind of encryption;
4, no exposed metal contact on the card, can not with Intelligent treatment circuit direct interface, increased the difficulty of forgery, modification;
5, the particular communication rules have also increased the difficulty of forgery, interference.
Three, big capacity outage data-storing ability
1, different capabilities, polytype passive and wireless IC-card can satisfy the needs of most application scenarios;
2, be equipped with battery backed outage data-storing without male offspring and can make the passive and wireless IC-card in use need not consider the influence of battery life, also improved functional reliability simultaneously.
Four, read-write equipment has the excellent communications ability, and has favorable compatibility with the communication interface of existing contact-carrying IC-card read-write equipment.
Description of drawings:
Fig. 1: composition structure chart of the present invention
Wherein: 1-source Wireless IC card 2-read-write controller 3-card radiating circuit
Circuit 5-card data extraction circuit 6-power-switching circuit is received in the 4-clamping
7-keyboard circuit 8-card storage circuit 9-card treatment circuit
20--device storage circuit 24-power circuit 25-communication interface
26--device treatment circuit 27-device receiving circuit 28--device radiating circuit
Fig. 2: workflow diagram Fig. 3 of the present invention: the workflow diagram of read-write controller
Fig. 4: workflow diagram Fig. 5 of passive and wireless IC-card: the common application system forms structure chart
Fig. 6: common application system works flow process figure
Fig. 7: passive and wireless IC-card access and exit control/Fare Collection System application scenarios figure
Fig. 8: passive and wireless IC-card access and exit control/Fare Collection System workflow diagram
Fig. 9: passive and wireless IC-card gate control system application scenarios figure
Figure 10: electron key is with reference to outline drawing Figure 11: passive and wireless IC-card gate control system workflow diagram
Figure 12: electronic wallet application scene graph Figure 13: system works flow process figure when stored value card uses
Figure 14: electronic ID card is with reference to outline drawing Figure 15: electronic ticket is with reference to outline drawing
Figure 16: electronic driver's license is with reference to outline drawing Figure 17: electronic work card is with reference to outline drawing
Figure 18: electron medical treatment is demonstrate,proved with reference to outline drawing Figure 19: industrial data collection/control card is with reference to outline drawing
Owing to the present invention includes read-write controller and passive and wireless IC-card two partly, link to each other with master equipment again during enforcement, For the convenience of setting forth, will divide below three partly operation principle of the present invention to be described in detail.
1, describe, in general terms
Figure 1 shows that composition structure of the present invention. As we know from the figure, the present invention partly forms by two: passive and wireless IC Card 1 and read-write controller 2. From figure, also can find out, between passive and wireless IC-card 1 and the read-write controller 2 be by Wireless channel connects.
Figure 2 shows that the flow process of work of the present invention. Come below the operation principle of descriptive system according to flow process.
At work, near radio data communication and data handling system at first are in init state 10, by Communication interface 25 obtains operational order. After this system enters starting state 11, and read-write controller 2 will carry out standby part Start configuration.
After the startup configuration was finished, system entered access detected state 12 and (namely begins to carry out letter in wireless CSMA/CD mode The road detects and selects), send access by read-write controller 2 and detect instruction.
Subsequently, system enters the judgement state 13 that inserts. In inserting judgement state 13, if read-write controller 2 is on rule Do not receive the access sign that passive and wireless IC-card 1 is sent in the fixed time delay spacing, then showing does not have the passive and wireless IC-card 1 inserts, and system returns and inserts detected state 12, restarts detection next time.
If read-write controller 2 has been received the access sign of being sent by passive and wireless IC-card 1 in the time delay spacing of regulation, Read-write controller 2 will send to passive and wireless IC-card 1 and insert answer logo.
Afterwards, system will enter channel training state 14. In this state, read-write controller 2 will send one group of training Data are given passive and wireless IC-card 1, and system enters training judgement state 15 subsequently.
In training judgement state 15, read-write controller 2 at first receives the data of being beamed back by passive and wireless IC-card 1, as The data that fruit is beamed back are inconsistent with the data of sending in channel training state 14, show that then channel training is unsuccessful, this The time system will enter report state 17, unsuccessful this operating result of channel training is reported logical to read-write controller The equipment that letter interface 25 links to each other is with returning init state 10 by cycle criterion state 18.
If the channel training success, system will enter communication and treatment state 16, and read-write controller 2 is according to connecing from communication The operational order that transmits in the mouth 25, and carry out a series of data communication and corresponding data between the passive and wireless IC-card 1 Process. Instruction is finished, and system enters report state 17.
In report state 17, read-write controller 2 will send the execution result of operational order to by communication interface 25 The equipment that is attached thereto, system enters circulation judgement state 18 subsequently.
In circulation judgement state 18, read-write controller 2 will according to the operational order that is sent by communication interface 25, be declared Disconnected is to continue to enter communication and treatment state 16, still returns in the init state 10.
In order to describe in further detail the course of work of the present invention, read-write controller 2 and passive and wireless are described respectively below The course of work of IC-card 1.
2, read-write controller 2
Fig. 1 left side part is the composition structure of read-write controller 2. As seen from the figure, the worker in the read-write controller 2 To obtain after by power circuit 24 power supply of outside input being processed as power supply.
Figure 3 shows that the workflow of read-write controller 2.
Corresponding with the front describe, in general terms, read-write controller 2 is in starting state 40, and device treatment circuit 26 is at first read Be stored in the equipment configuration parameter in the device storage circuit 20, after finishing the initial configuration of each several part, read-write controller 2 enter access detected state 41 (namely beginning to carry out in wireless CSMA/CD mode detection and the selection of channel).
In inserting detected state 41, device treatment circuit 26 sends controller radiating circuit 28 to insert and detects instruction. It After, read-write controller 2 enters and inserts sign accepting state 42.
In inserting sign accepting state 42, the output of 26 pairs of device receiving circuits 27 of device treatment circuit is taken a sample once, immediately Enter the judgement state 43 that inserts.
In inserting judgement state 43, if showing, the output of device receiving circuit 27 do not receive 1 of passive and wireless IC-card The access sign that goes out, read-write controller 2 enters in the time delay detection state 52 subsequently.
In time delay detection state 52, if the largest random time delay of system's regulation arrives, read-write controller 2 will return Insert detected state 41, restart next sense cycle. If the largest random time delay does not arrive, read-write controller 2 To come back to and insert in the sign accepting state 42, carry out sampling next time.
If in inserting judgement state 43, the output of device receiving circuit shows has received the access sign, read-write control Device 2 will enter admission confirm state 44, by device treatment circuit 26 controller radiating circuits 28 to 1 of passive and wireless IC-card Send the access answer logo, enter subsequently channel training state 45.
In channel training state 45, the device treatment circuit 26 in the read-write controller 2 at first produces one group of random data, After encryption and chnnel coding, send to passive and wireless IC-card 1 by device radiating circuit 28, receive after a while by passive The data that Wireless IC card 1 is beamed back, and the data of receiving are carried out channel decoding and deciphering, read-write controller 2 advances subsequently Enter to adjudicate transmission state 46.
In judgement transmission state 46, the data after the device treatment circuit 26 in the read-write controller 2 will be deciphered are compared with the data that send in channel training state 45, and make as acting:
If data are consistent, show the channel training success;
If data are inconsistent, show that then channel training is unsuccessful;
According to court verdict, device treatment circuit 26 sends a phase with controller radiating circuit 28 to passive and wireless IC-card 1 The training judgement sign of answering. System enters judgement redirect state 47 subsequently.
In judgement redirect state 47, if channel training is unsuccessful, read-write controller 2 enters report state 49, will This result sends the equipment that is attached thereto to by communication interface 25. If the channel training success, read-write controller 2 will Enter communication and treatment state 48.
In communication and treatment state 48, the operational order that read-write controller 2 bases are transmitted by communication interface 25, and carry out a series of RFDC and data processing between the passive and wireless IC-card 1, wherein:
In carrying out the RFDC process, 26 pairs of data that will send of device treatment circuit are encrypted computing and channel Coding carries out mutually channel-decoding and decrypt operation being arranged to the data of receiving.
Data are processed explanation and the execution and electric to the device storage that then comprises the operational order that is sent by communication interface 25 The read-write operation on road 20.
Operational order is finished, and read-write controller 2 enters in the report state 49, operating result is sent to and communicates by letter The equipment that interface 25 links to each other.
After this, read-write controller 2 enters and receives command status 50. In receiving command status 50, read-write controller 2 From communication interface 25, obtain operational order, enter cycle criterion state 51.
In cycle criterion state 51, if the instruction of receiving in 50 in receiving command status is to allow read-write controller 2 Continue operation, read-write controller 2 will return communication and treatment state 48, carry out next operation. If receiving instruction The instruction of receiving in 50 in the state is to allow read-write controller 2 withdraw from operation, and read-write controller 2 will return starting state 40 In, restart the next course of work.
3, the passive and wireless IC-card 1
Fig. 1 right-hand part part is the composition structure of passive and wireless IC-card 1. From scheming as seen the worker in the passive and wireless IC-card 1 To obtain after by power-switching circuit 6 signal of receiving circuit 4 output being processed as power supply.
Figure 4 shows that the workflow of passive and wireless IC-card 1.
Corresponding with the description of describe, in general terms and read-write controller 2, when passive and wireless IC-card 1 close read-write controller 2 The time, receive circuit 4 by the clamping in the passive and wireless IC-card 1 and convert the electromagnetic wave of read-write controller 2 radiation to interchange Signal.
Most energy of this AC signal is processed into DC voltage through power-switching circuit 6, as the passive and wireless IC-card The working power of other circuit in 1;
Simultaneously, the sub-fraction energy in the AC signal of clamping receipts circuit 4 outputs is given card data extraction circuit 5, Identify the characteristic parameter in the AC signal and convert corresponding digital level to by card data extraction circuit 5, output to Card treatment circuit 9 carries out data for card treatment circuit 9 and processes.
In a single day passive and wireless IC-card 1 obtains enough operating voltages, will enter to receive to detect through electrification reset state 53 to refer to Writ attitude 54.
In receiving detection command status 54, in case card treatment circuit 9 is received the access inspection of being sent by read-write controller 2 Survey instruction, passive and wireless IC-card 1 enters random delay state 55 and (begins to carry out the channel inspection of wireless CSMA/CD mode Survey and selection).
In random delay state 55, the card treatment circuit 9 in the passive and wireless IC-card 1 at first produces a random delay. After this, passive and wireless IC-card 1 enters and inserts monitoring state 56.
In inserting monitoring state 56, card treatment circuit 9 will be to the output sampling of card data extraction circuit 5. If this The time card data extraction circuit 5 output show the access answer signal of having received that read-write controller 2 is sent, meaning then Wireless channel and taken by other card, passive and wireless IC-card 1 will enter done state 69, wait for power down.
If card treatment circuit 9 is not found to insert answer signal in sampling, passive and wireless IC-card 1 will enter time delay Detected state 57.
In time delay detection state 57, if the random delay that produces in random delay state 55 is not then, passive nothing Line IC-card 1 will enter and insert monitoring state 56, repeat to insert monitoring.
If random delay then, passive and wireless IC-card 1 will enter the sign state 58 that inserts of sending out.
In sending out access sign state 58, card treatment circuit 9 sends control card radiating circuit 3 to read-write controller 2 Insert sign. Passive and wireless IC-card 1 enters the admission confirm state 59 of receiving subsequently.
In receiving admission confirm state 59, the card treatment circuit 9 in the passive and wireless IC-card 1 will be done as act:
At in setting time,
If received the access answer logo of being sent by read-write controller 2, then think and insert sign by read-write control Device 2 is received;
If do not receive the access answer logo, think then that read-write controller 2 is not received to insert sign.
After this, passive and wireless IC-card 1 enters and confirms judgement state 60. In confirming judgement state 60, card is processed electricity Road 9 will be done as act:
If do not receive the access answer signal in receiving affirmation state 59, passive and wireless IC-card 1 will enter in the done state 69, wait for 1 power down of passive and wireless IC-card;
If received the access answer signal in receiving affirmation state 59, passive and wireless IC-card 1 will enter the training data state 61 of receiving.
In receiving training data state 61, passive and wireless IC-card 1 will receive the training data of being sent by read-write controller 2.Subsequently, passive and wireless IC-card 1 enters the training data state 62 of sending out.
In sending out training data state 62, card treatment circuit 9 carries out channel decoding and deciphering to the data of receiving earlier, encrypt and chnnel coding according to the requirement of operational order in the data after the deciphering subsequently, and control card radiating circuit 3 sends to read-write controller 2.Afterwards, passive and wireless IC-card 1 enters the training judgement state 63 of receiving.
In receiving training judgement state 63, if in official hour, passive and wireless IC-card 1 is not received the training decision signal, then thinks the channel training failure.Surpass after the official hour, passive and wireless IC-card 1 enters to be confirmed in the judgement state 64.
If passive and wireless IC-card 1 has been received the training decision signal of being sent by read-write controller 2, so, passive and wireless IC-card 1 will enter confirms judgement state 64.
In confirming judgement state 64, card treatment circuit 9 will be done as act:
If channel training failure (may be not receive the training decision signal, also may be that the training decision signal of receiving shows that channel training is unsuccessful), passive and wireless IC-card 1 will enter done state 69, wait for power down;
If the training decision signal of receiving shows the channel training success, passive and wireless IC-card 1 enters data communication state 65 subsequently.
In data communication state 65, the card treatment circuit 9 in the passive and wireless IC-card 1 will carry out channel decoding and deciphering to instruction, password and data that read-write controller 2 is sent.Subsequently, passive and wireless IC-card 1 enters cryptographic core to state 66.
Cryptographic core to state 66 in, the card treatment circuit 9 in the passive and wireless IC-card 1 will be discerned operational order, operator password and data after channel decoding and the deciphering, and whether check its operator password according to different instructions correct.
If operator password is not corresponding with operational order, passive and wireless IC-card 1 will enter done state 69, wait for power down;
If operator password is corresponding with operational order, passive and wireless IC-card 1 will enter handles mode of operation 67.
In handling mode of operation 67, operational order and data that card treatment circuit 9 transmits according to read-write controller 2, can carry out following data processing operation:
The status scan of keyboard circuit 7 and identification,
To card the writing and read of storage circuit 8,
With the data of expressing keyboard state or read encrypt with chnnel coding,
Control card radiating circuit 3 will send to read-write controller 2 through the data after the chnnel coding.
After treatment circuit 9 is finished data processing operation, passive and wireless IC-card 1 will enter circulation judgement state 68.
In circulation judgement state 68, the card treatment circuit 9 in the passive and wireless IC-card 1 will be done as acting according to the instruction of read-write controller 2:
If continue operation, passive and wireless IC-card 1 enters data communication state 65, carries out next operation;
If EO, passive and wireless IC-card 1 enters done state 69, waits for power down.
Though application form of the present invention is varied, system's connected mode is but similar substantially with the course of work when using.In general application, passive and wireless IC-card 1 is carried by the user usually, the whole storage portions of the card storage circuit 8 in the card is divided into a plurality of little storage portions usually, accessing to your password of card deposited in some sub-district, the use numbering of card is deposited in some sub-district, the use data of card are deposited in some sub-district, and read-write controller 2 generally all is with master equipment 30 fixed placement.
Therefore, provide a general embodiment below earlier, and then emphasis provides three main Application Examples, simply introduce six kinds of common Application Examples at last.
The common application system embodiment
Shown in Figure 5 is the composition structure of common application system.Can learn from figure: read-write controller 2 links to each other with the communication interface 32 of master equipment 30 by communication interface 25, is connected by wireless channel between read-write controller 2 and the passive and wireless IC-card 1.
Shown in Figure 6 is the workflow of common application system.The course of work of common application system is described according to workflow below.
After the common application system powers on, enter access detected state 71 through init state 70.
In inserting detected state 71, read-write controller 2 will insert detection from communication interface 32 and 25 instructions that transmit according to master equipment 30.Subsequently, system enters the judgement state 72 that inserts.
In inserting judgement state 72, if read-write controller 2 is not received the access sign that is sent by passive and wireless IC-card 1, system will turn back to and insert in the detected state 71, begin next sense cycle.
If the access sign that the passive and wireless IC-card 1 that read-write controller 2 is received sends, system will enter channel training state 73.
In channel training state 73, read-write controller 2 carries out channel training according to the operational order that master equipment 30 transmits, and system enters training judgement state 74 afterwards.
In training judgement state 74, if channel training is unsuccessful, system enters guard mode 82, after master equipment 30 is carried out corresponding protection action (as sending warning acousto-optic hint, some parts action etc.), returns and inserts detected state 71.If the channel training success, system will enter the password state 75 of reading.
In reading password state 75, read-write controller 2 will be read password in the passive and wireless IC-card 1 according to the operational order of master equipment 30, and send master equipment 30 to by communication interface 25.Afterwards, system enters cryptographic core to state 76.
Cryptographic core to state 76 in, the password in the passive and wireless IC-card 1 that master equipment 30 will be read read-write controller 2 carries out legitimacy to be checked.
If password is illegal, system will enter guard mode 82, after the execution corresponding protection action (as sending warning acousto-optic hint, some parts action etc.), return and will insert detected state 71.
If password is legal, system enters the card number state 77 of reading.
In reading card number state 77, read-write controller 2 will be read card number in the passive and wireless IC-card 1 according to the operational order of master equipment 30.Afterwards, system enters card number and checks state 78.
Check in the state 78 at card number, the card number in the passive and wireless IC-card 1 that master equipment 30 will be read read-write controller 2 carries out legitimacy to be checked.
If card number is illegal, system enters guard mode 82, after master equipment 30 is carried out corresponding protection action (as sending warning acousto-optic hint, some parts action etc.), returns and inserts detected state 71.
If card number is legal, system will enter read data state 79.
In read data state 79, read-write controller 2 will be read data in the passive and wireless IC-card 1 according to the operational order of master equipment 30, and system enters data processing state 80 afterwards.
In data processing state 80, system will carry out a series of data processing as requested.Dispose, system enters executing state 81.
In executing state 81, master equipment 30 is carried out corresponding action (pointing out, block bar unlatching etc. as operating successfully).Subsequently, system returns and inserts detected state 71.
Figure 7 shows that the application scenarios of present embodiment.
Figure 8 shows that the workflow diagram of present embodiment.
The course of work of present embodiment is described with reference to two figure below.
System enters and inserts detected state 86 through after the init state 85.
In inserting detected state 86, read-write controller 2 (built-in) will send the electromagnetic wave that modulation has the instruction of detecting by transmitting antenna 29 to operating space 34 according to the operational order of master equipment 38.Afterwards, system enters the judgement state 87 that inserts.
In inserting judgement state 87, if the access and exit control/rate card 36 that has card holder 33 to carry to be made by passive and wireless IC-card 1 enters operating space 34, access and exit control/rate card 36 is after receiving the detection instruction, with sending modulation the electromagnetic wave that inserts sign is arranged, after this electromagnetic wave is received antenna 37 receptions, for device receiving circuit 28 receiving demodulations in the read-write controller 2.
If read-write controller 2 is not received the access sign that is sent by access and exit control/rate card 36 in official hour, then showing does not have the card holder to enter operating space 34, and system will return and insert detected state 86.
If read-write controller 2 has been received the access sign that access and exit control/rate card 36 sends in official hour, system will enter channel training state 88.
In channel training state 88, read-write controller 2 will carry out channel training according to the operational order of master equipment 38.Afterwards, system enters training judgement state 90.
In training judgement state 90, if channel training is unsuccessful, system enters guard mode 89, and master equipment 38 is carried out corresponding protection action (as making obstruction bar 31 be in blocked state constitutes).Subsequently, system returns and inserts detected state 86.
If the channel training success, system enters the password state 91 of reading.
In reading password state 91, read-write controller 2 will be read password in access and exit control/rate card 36 according to the operational order of master equipment 38.Afterwards, system enters cryptographic core to state 92.
Cryptographic core to state 92 in, the password in access and exit control/rate card 36 that master equipment 38 will be read read-write controller 2 carries out legitimacy to be checked.
If password is illegal, system will enter guard mode 89, and master equipment 38 is carried out corresponding protection action (as making obstruction bar 31 be in blocked state constitutes).Subsequently, system returns and inserts detected state 86.
If password is legal, system enters the card number state 93 of reading.
In reading card number state 93, read-write controller 2 will be read card number in access and exit control/rate card 36 according to the operational order of master equipment 38.Afterwards, system enters card number and checks state 94.
Check in the state 94 at card number, the card number in access and exit control/rate card 36 that 38 pairs of read-write controllers 2 of master equipment are read carries out legitimacy to be checked.
If card number is illegal, system enters guard mode 89, and master equipment 38 is carried out corresponding protection action (as making obstruction bar 31 be in blocked state constitutes).Subsequently, system returns and inserts detected state 86.
If card number is legal, system will enter the amount of money state 95 of reading.
In reading amount of money state 95, read-write controller 2 will be read amount of money data in access and exit control/rate card 36 according to the instruction of master equipment 38, and system enters and subtracts expense mode of operation 96 afterwards.
In subtracting expense mode of operation 96, deduct certain amount of money in the amount of money of master equipment 38 from the card that read-write controller 2 is read, and the amount of money data that control read-write controller 2 will subtract after the expense write back in access and exit control/rate card 36.End of operation, system enters executing state 97.
In executing state 97, master equipment 38 makes obstruction bar 31 be in the clearance state, allows card holder 33 pass through from passage 35.Afterwards, system returns and inserts detected state 86, the next work period of beginning.
Figure 9 shows that the application scenarios figure of present embodiment.
Reference outline drawing for the electron key 100 made by passive and wireless IC-card 1 shown in Figure 10.
Figure 11 shows that the workflow diagram of present embodiment.
With reference to three figure, the course of work of passive and wireless IC-card gate control system is described below.
System enters through init state 110 and inserts detected state 111.
Shown in Fig. 9 .a and Fig. 9 .c, in inserting detected state 111, master equipment 104 control read-write controllers 2 (built-in) send the electromagnetic wave that modulation has the instruction of detecting to operating space 102, and system enters the judgement state 112 that inserts afterwards.
In inserting judgement state 112, person 101 carries electron key 100 and enters operating space 102 if hold the key, and electron key 100 will send to read-write controller 2 and insert sign after receiving the detection instruction.After read-write controller 2 receives to insert sign, system will enter channel training state 113.If there is not the card holder to enter operating space 102, system will return and insert detected state 111.
In channel training state 113, read-write controller 2 will carry out channel training according to the instruction of master equipment 104, and system enters training judgement state 114 subsequently.
In training judgement state 114, if channel training is unsuccessful, system enters guard mode 124, and master equipment 104 is carried out corresponding protection action (as making lock bolt 105 be in original state).Subsequently, system returns and inserts detected state 111.If the channel training success, system will enter the password state 115 of reading.
In reading password state 115, read-write controller 2 will be read password in the electron key 100 according to the instruction of master equipment 104, and system enters cryptographic core to state 116 afterwards.
Cryptographic core to state 116 in, the password in the electron key 100 that master equipment 104 will be read read-write controller 2 carries out legitimacy to be checked.
If password is illegal, system will enter guard mode 124, after master equipment 104 is carried out corresponding protection action (as making lock bolt 105 be in original state), return and will insert detected state 111.
If password is legal, system enters the card number state 117 of reading.
In reading card number state 117, read-write controller 2 will be read card number in the electron key 100 according to the instruction of master equipment 104, and system enters card number and checks state 118 afterwards.
Check in the state 118 at card number, the card number in the electron key 100 that master equipment 104 will be read read-write controller 2 carries out legitimacy to be checked.
If card number is illegal, system will enter guard mode 124, after master equipment 104 is carried out corresponding protection action (as making lock bolt 105 be in original state), return and will insert detected state 111.
If card number is legal, system will enter reads key-press status 119.
In reading key-press status 119, read-write controller 2 will be read key-press status in the electron key 100 according to the instruction of master equipment 104, and system enters button and judges state 120 afterwards.
Judge that at button master equipment 104 will be judged in the state 120:
Do not press if there is key, system will enter guard mode 124, after master equipment 104 is carried out corresponding protection action (as making lock bolt 105 be in original state), return and will insert detected state 111;
If there is key to press, system will enter executing state 121.
In executing state 121, master equipment 104 will further be judged key assignments:
If " opening " key is pressed, system will enter door opening state 122, and lock bolt 105 withdrawal (seeing Fig. 9 .b) from door bolt seat 106, person 101 opens door 103 to allow to hold the key by master equipment 104, and system returns and inserts detected state 111 afterwards.
If " pass " key is pressed, system will enter the state of closing the door 123, by master equipment 104 lock bolt 105 be inserted in the door bolt seat 106, make door 103 close (seeing Fig. 9 .d), and system returns and inserts detected state 111 afterwards.
Embodiment 3 stored value cards
Figure 12 shows that the use scene of stored value card.
Figure 13 shows that the workflow of system when stored value card uses.
Present embodiment is passive and wireless IC-card 1 as stored value card 131 application in general retailing is described, and before to stored value card 131 operations, needs the amount of money of deduction can be from operation keyboard 133 inputs of master equipment 132, and shows from display 134.
System enters through init state 140 and inserts detected state 141.
In inserting detected state 141, master equipment 132 will be controlled read-write controller 2 (built-in) and send the electromagnetic wave that modulation has the instruction of detecting to induction zone 130, and system enters the judgement state 142 that inserts afterwards.
In inserting judgement state 142, if there is not stored value card 131 to enter induction zone 130, system will return and insert detected state 141.
If there is stored value card 131 to enter induction zone 130, stored value card 131 sends the access sign to read-write controller 2 after receiving the detection instruction, receives that at read-write controller 2 access sign back system enters channel training state 143.
In channel training state 143, read-write controller 2 will carry out channel training according to the instruction of master equipment 132.Afterwards, system enters training judgement state 144.
In training judgement state 144, if channel training is unsuccessful, system will enter guard mode 152, after master equipment 132 is carried out corresponding protection action (as sending the warning acousto-optic), return and will insert detected state 141.
If the channel training success, system will enter the password state 145 of reading.
In reading password state 145, read-write controller 2 will be read password in the stored value card 131 according to the instruction of master equipment 132.Afterwards, system enters cryptographic core to state 146.
Cryptographic core to state 146 in, the password in the stored value card 131 that master equipment 132 will be read read-write controller 2 carries out legitimacy to be checked.If password is illegal, system will enter guard mode 152, after master equipment 132 is carried out corresponding protection action (as sending the warning acousto-optic), return and will insert detected state 141.
If password is legal, system enters the card number state 147 of reading.
In reading card number state 147, read-write controller 2 will be read card number in the stored value card 131 according to the instruction of master equipment 132.System enters card number and checks state 148 afterwards.
Check in the state 148 at card number, the card number in the stored value card 131 that master equipment 132 will be read read-write controller 2 carries out legitimacy to be checked.If card number is illegal, system will enter guard mode 152, after the execution corresponding protection action (as sending the warning acousto-optic), return and will insert detected state 141.If card number is legal, system will enter the amount of money state 149 of reading.
In reading amount of money state 149, read-write controller 2 will be read amount of money data in the stored value card 131 according to the instruction of master equipment 132, and system enters and subtracts expense mode of operation 150 afterwards.
In subtracting expense mode of operation 150, deduct certain amount of money in the amount of money of system from the card of reading, and the amount of money data that control read-write controller 2 will subtract after the expense write back in the stored value card 131.Afterwards, system returns and inserts detected state 141.
Embodiment 4 electronic ID cards
Figure 14 shows that the reference outline drawing when present embodiment passive and wireless IC-card 1 uses as electronic ID card 160.System forms structure and workflow such as Fig. 5 and Fig. 6, no longer repeats at this.Below only real application data is done concise and to the point the description.
In electronic ID card 160, not only can store information such as the unit of signing and issuing as shown in figure 14, the date of issuance, the term of validity, numbering, name, sex, nationality, date of birth, address, also can store fingerprint, access to your password, information such as telephone number, affiliated unit.
Figure 15 shows that the reference outline drawing when present embodiment passive and wireless IC-card 1 uses as electronic ticket 161.System forms structure and workflow such as Fig. 5 and Fig. 6, no longer repeats at this.Below only real application data is done concise and to the point the description.
In electronic ticket 161, not only can store information such as the unit of signing and issuing as shown in figure 15, the date of issuance, the term of validity, ticket numbering, card number, name, sex, identity, unit, priority, the more important thing is information such as the amount of money that also stored in the card when using, operator password as ticket.
Embodiment 6 electronic driver's licenses
Figure 16 shows that the reference outline drawing when present embodiment passive and wireless IC-card 1 uses as electronic driver's license 162.System forms structure and workflow such as Fig. 5 and Fig. 6, no longer repeats at this.Below only real application data is done concise and to the point the description.
In electronic driving license 162, not only can store information such as the unit of signing and issuing as shown in figure 16, license number, vehicle, Motor Number, card number, car owner's name, sex, identity, address, priority, also can store information such as unit, telephone number, blood group, the delay penalty amount of money and date as the car owner.
Figure 17 shows that the reference outline drawing when present embodiment passive and wireless IC-card 1 uses as electronic work card 163.System forms structure and workflow such as Fig. 5 and Fig. 6, no longer repeats at this.Below only real application data is done concise and to the point the description.
In electronic work card 163, not only can store information such as the unit of signing and issuing as shown in figure 17, the term of validity, card numbering, unit one belongs to, card numbering, name, sex, post, nationality, age, native place, can also store as information such as unit better address, telephone number, home addresses.
Embodiment 8 electron medical treatments card
Figure 18 shows that the reference outline drawing when present embodiment passive and wireless IC-card 1 uses as electron medical treatment disease 164.System forms structure and workflow such as Fig. 5 and Fig. 6, no longer repeats at this.Below only real application data is done concise and to the point the description.
In electron medical treatment card 164, not only can store information such as the unit of signing and issuing as shown in figure 18, card numbering, card numbering, directed hospital, allergies, name, nationality, blood group, identity, age, also can store as information such as unit address, phone, case history details, the important state of an illness and emergency treatment methods.
Figure 19 shows that the reference outline drawing when present embodiment passive and wireless IC-card 1 uses as industrial data collection/storage card 165.System forms structure and workflow such as Fig. 5 and Fig. 6, no longer repeats at this.Below only real application data is done concise and to the point the description.
Data format is organized according to the difference of application system in the card.Its function class is similar to existing floppy disk based on magnetic technology.
In addition, also can use button on the card, realize control and adjustment equipment to the equipment input information.
Claims (5)
1, a kind of near radio data communication and data handling system are made up of passive and wireless IC-card and read-write controller, and no any conductive contact is connected between passive and wireless IC-card and the read-write controller, realize data communication by electromagnetic wave each other, it is characterized in that:
The working power of passive and wireless IC-card is provided by the electromagnetic wave of read-write controller radiation;
There is not internal battery in the passive and wireless IC-card;
Described passive and wireless IC-card comprises:
Circuit is received in clamping, converts ac signal in order to the electromagnetic wave that will receive;
Power-switching circuit is in order to becoming direct voltage by the part power conversion of the ac signal of receiving circuit output, for other circuit in the passive and wireless IC-card provide working power;
The card data extraction circuit is modulated at the data in the ac signal of being exported by receiving circuit and outputs to the card treatment circuit in order to extract;
The card radiating circuit is in order to send the electromagnetic wave that modulation has data to read-write controller;
The card storage circuit is in order to the significant data in the storage card under off-position;
Keyboard circuit is in order to import different information to the card treatment circuit;
Card data communication and processing capacities such as interior storage data write are checked, blocked to the card treatment circuit in order to detection and selection, the operator password of finishing chnnel coding and decoding, deciphering and cryptographic calculation, button processing, radio communication channel; It is the center with the microprocessor, working power is provided, receives by the data of card data extraction circuit output, the card storage circuit is carried out read-write operation, the operating state of keyboard circuit is scanned and discerns and the operating state of control card radiating circuit by power-switching circuit;
Described read-write controller comprises:
The device radiating circuit, but in order to the electromagnetic wave of radiation modulating data;
The device receiving circuit, in order to receiving electromagnetic wave, and to the electromagnetic wave of receiving amplify, demodulation, revert to the corresponding digital level, output to the device treatment circuit;
Communication interface is in order to carry out data communication with the external equipment that is attached thereto;
Power circuit is in order to the power supply of outside input is changed, for other circuit in the read-write controller provide working power;
The device storage circuit is in order to the significant data in the storage read-write controller under off-position;
The device treatment circuit, in order to finish chnnel coding and decoding, deciphering and cryptographic calculation, radio communication channel detect with select, carry out with data communication, the instruction interpretation of external equipment, device data communication and processing capacity such as data write in the device storage circuit; It is the center with the microprocessor, provides working power by power circuit, receives the data by the output of device receiving circuit, and the device storage circuit is carried out read-write operation, handles the communication of communication interface and the operating state of controller radiating circuit.
2, according near radio data communication and the data handling system described in the claim 1, it is characterized in that:
In order to guarantee the fail safe and the reliability of RFDC between read-write controller and the passive and wireless IC-card, device treatment circuit in the read-write controller and the card treatment circuit in the passive and wireless IC-card are all successively encrypted and chnnel coding the data that will transmit, and the data that receive are carried out corresponding channel-decoding and decrypt operation;
For fail safe and the reliability that guarantees data processing in the passive and wireless IC-card, card treatment circuit in the passive and wireless IC-card is before carrying out data processing operation, operational order that will transmit according to read-write controller and operator password carry out legitimacy to be checked, have only operational order corresponding with operator password, the passive and wireless IC-card is just carried out corresponding data manipulation.
3, according near radio data communication and the data handling system described in the claim 1, it is characterized in that:
In order to set up radio communication channel, adopt wireless CSMA/CD mode to finish the detection and the selection of channel between read-write controller and the passive and wireless IC-card;
After channel is selected successfully, before the formal data communication, to carry out channel training between read-write controller and the passive and wireless IC-card.
4, according near radio data communication and the data handling system described in the claim 1, it is characterized in that:
In order to realize the data-storing under the off-position, card storage circuit and the device storage circuit in the read-write controller in the passive and wireless IC-card all adopt electric erasable memory (EEPROM).
5, according near radio data communication and the data handling system described in the claim 1, it is characterized in that:
The communication interface of read-write controller is supported microcomputer serial, parallel, the electric data communication of wiping one of three kinds of modes of memory (EEPROM) bus of serial of microcomputer at least.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 96109546 CN1158526A (en) | 1996-08-28 | 1996-08-28 | Near radio data communications and data processing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 96109546 CN1158526A (en) | 1996-08-28 | 1996-08-28 | Near radio data communications and data processing system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1158526A true CN1158526A (en) | 1997-09-03 |
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ID=5120428
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 96109546 Pending CN1158526A (en) | 1996-08-28 | 1996-08-28 | Near radio data communications and data processing system |
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| Country | Link |
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| CN (1) | CN1158526A (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100341002C (en) * | 2002-06-10 | 2007-10-03 | 坂村健 | IC card, terminal device, and data communication method |
| CN100347997C (en) * | 2003-11-19 | 2007-11-07 | 索尼株式会社 | Wireless communication apparatus and response data processing method therefor |
| CN100380369C (en) * | 2005-03-23 | 2008-04-09 | 蔡冠群 | Intelligent digital audio emitter and electronic identity safety certification method therefor |
| CN100446487C (en) * | 2001-11-27 | 2008-12-24 | 索尼公司 | Communication equipment and method thereof |
| CN101123509B (en) * | 2007-07-12 | 2010-09-08 | 北京飞天诚信科技有限公司 | Information interaction system and method |
| CN101009555B (en) * | 2006-12-29 | 2010-12-29 | 北京飞天诚信科技有限公司 | An intelligent secret key device and the method for information interaction with the host |
| CN102270046A (en) * | 2011-09-02 | 2011-12-07 | 浙江大学 | Wireless passive keyboard based on wireless energy transmission |
| CN101105776B (en) * | 2007-01-10 | 2012-07-18 | 上海瀚银信息技术有限公司 | Standard extension card with embedded CPU IC |
| CN106571019A (en) * | 2015-10-30 | 2017-04-19 | 深圳市瑞迪飞科技有限公司 | Passive short-distance control device, method, system and electronic key |
-
1996
- 1996-08-28 CN CN 96109546 patent/CN1158526A/en active Pending
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100446487C (en) * | 2001-11-27 | 2008-12-24 | 索尼公司 | Communication equipment and method thereof |
| CN100341002C (en) * | 2002-06-10 | 2007-10-03 | 坂村健 | IC card, terminal device, and data communication method |
| CN100347997C (en) * | 2003-11-19 | 2007-11-07 | 索尼株式会社 | Wireless communication apparatus and response data processing method therefor |
| CN100380369C (en) * | 2005-03-23 | 2008-04-09 | 蔡冠群 | Intelligent digital audio emitter and electronic identity safety certification method therefor |
| CN101009555B (en) * | 2006-12-29 | 2010-12-29 | 北京飞天诚信科技有限公司 | An intelligent secret key device and the method for information interaction with the host |
| CN101105776B (en) * | 2007-01-10 | 2012-07-18 | 上海瀚银信息技术有限公司 | Standard extension card with embedded CPU IC |
| CN101123509B (en) * | 2007-07-12 | 2010-09-08 | 北京飞天诚信科技有限公司 | Information interaction system and method |
| CN102270046A (en) * | 2011-09-02 | 2011-12-07 | 浙江大学 | Wireless passive keyboard based on wireless energy transmission |
| CN106571019A (en) * | 2015-10-30 | 2017-04-19 | 深圳市瑞迪飞科技有限公司 | Passive short-distance control device, method, system and electronic key |
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