CN202008671U - Conversion device and radio frequency read-write system - Google Patents
Conversion device and radio frequency read-write system Download PDFInfo
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- CN202008671U CN202008671U CN2010206660074U CN201020666007U CN202008671U CN 202008671 U CN202008671 U CN 202008671U CN 2010206660074 U CN2010206660074 U CN 2010206660074U CN 201020666007 U CN201020666007 U CN 201020666007U CN 202008671 U CN202008671 U CN 202008671U
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Abstract
The utility model relates to a conversion device for a radio frequency read-write terminal receiving assigned-frequency carrier signals to read different types of integrated circuit cards. The conversion device comprises a communication interface portion and a data processing portion, wherein the communication interface portion is provided with a plurality of different types of communication interfaces corresponding to the integrated circuit cards, and the data processing portion is connected with the communication interface portion. The communication interface portion is used for reading communication data of the different types of integrated circuit cards, and loading the communication data on the assigned-frequency carrier signals for data communication with the radio frequency read-write terminal. The conversion device is capable of realizing recognition and communication of the various integrated circuit cards with the radio frequency read-write terminal.
Description
Technical field
The utility model relates to a kind of conversion equipment and radio frequency read-write system, and concretely, relate to and a kind of different integrated circuit cards is applied to a kind of conversion equipment of radio frequency read-write terminal, and the radio frequency read-write system that comprises this conversion equipment and terminal.
Background technology
At present, comprise multiple different recognition technology type in the intelligent identification technology field, these recognition technology major parts all are (as the ISO7816 contact intelligent card by the integrated circuit card that has nothing in common with each other, the radio-frequency (RF) tag of 125KHZ, 433MHZ, 915MHZ, 2.45GHZ the RF-SIM card, have the SD card of recognition function etc.), and supporting with it reading recognition device is formed.These different types of integrated circuit cards have its unique technique advantage separately, as the 2.45GRF-SIM jig long communication distance and stronger signal penetrability are arranged, the SD jig has bigger memory capacity, contact intelligent card is then cheap, communication is reliable or the like, and these recognition technologies have obtained certain application in different fields, have certain irreplaceability.
Yet, in the middle of numerous recognition technologies, 13.56MHZ REID is as the noncontact means of communication, has the advantage that is user-friendly to, range of application is extensive relatively, present stage has been widely used in the systems such as entrance guard management, public transport, financial payment, and external EMV and domestic PBOC also use the REID of 13.56MHZ.We can say, by long-term for many years accumulation, the input of a large amount of social funds, the Infrastructure platform of 13.56MHZ Intelligent Recognition basic building is finished.
Therefore, how the unification of different types of Intelligent Recognition product is applied to a kind of have to have become on the Intelligent Recognition platform that has wide range of applications, operates advantage such as quick and convenient need the technical task that solves.
Summary of the invention
In view of above problem, the utility model provides a kind of conversion equipment and radio frequency read-write system, is used to make the radio frequency read-write terminal that receives the assigned frequency carrier signal to read different types of integrated circuit card.
Conversion equipment provided by the utility model comprises: communication interface portion, and it has a plurality of different types of communication interface corresponding with integrated circuit card; And data processing division, it links to each other with communication interface portion, by communication interface portion different types of integrated circuit card is carried out reading of communication data, and communication data is loaded on the carrier signal of assigned frequency, carries out data communication with the radio frequency read-write terminal.
The utility model also provides a kind of radio frequency read-write system, comprising: radio frequency read-write terminal, the carrier signal of its reception and transmission assigned frequency; And conversion equipment, it has communication interface portion and data processing division, and wherein, communication interface portion has a plurality of different types of communication interface corresponding with integrated circuit card; Data processing division links to each other with communication interface portion, by communication interface portion different types of integrated circuit card is carried out reading of communication data, and communication data is loaded on the carrier signal of assigned frequency, carries out data communication with the radio frequency read-write terminal.
According to conversion equipment of the present utility model and radio frequency read-write system, it can read the communication data of variety classes integrated circuit card, and on the carrier signal of the assigned frequency that this data load can be received to the radio frequency read-write terminal, thereby make multiple integrated circuit card be common to a kind of Intelligent Recognition Infrastructure platform that has wide range of applications, operates advantage such as quick and convenient that has, make identification and communication process have flexible advantage, and the wasting of resources that can avoid the disunity because of intelligent identification technology to cause.
Description of drawings
Fig. 1 is the structural drawing of the radio frequency read-write system of a preferred embodiment of the utility model;
Fig. 2 is the structural drawing of the conversion equipment of a preferred embodiment of the utility model;
Fig. 3 is the detailed structure view of the conversion equipment of a preferred embodiment of the utility model;
Embodiment
Describe embodiment of the present utility model in detail below in conjunction with accompanying drawing.
Fig. 1 is radio frequency read-write system 4 structural drawing of a preferred embodiment of the utility model, and as shown in the figure, as an example, radio-frequency recognition system 4 of the present utility model comprises conversion equipment 1, radio frequency read-write terminal 2.
In the present embodiment, conversion equipment 1 is used for reading the communication data of the integrated circuit card 3 of radio frequency read-write system 4 outsides, and this communication data is loaded on the carrier signal of assigned frequency.Integrated circuit card 3 can be different types of contact or contactless IC-card.Radio frequency read-write terminal 2 is for receiving and send the radio frequency read-write terminal of the carrier signal of this assigned frequency, and the carrier signal of this assigned frequency is preferably the 13.56MHZ radiofrequency signal in the present embodiment.
Fig. 2 is the structural drawing of the conversion equipment 1 of a preferred embodiment of the utility model, as shown in the figure, as an example, conversion equipment 1 of the present utility model is contained in the radio frequency read-write system 4 shown in Figure 1, and this conversion equipment 1 comprises data processing division 11 and communication interface portion 12.
In the present embodiment, communication interface portion 12 has and the corresponding a plurality of different types of communication interfaces of the kind of integrated circuit card shown in Figure 13, preferably comprise contact and contactless communication interface, for example ISO7816 contact intelligent card interface, MMC/SD/MicroSD card, 125KHZ/433MHZ/915MHZ/2.45GHZ/4.8GHZ radio frequency interface etc.; Data processing division 11 links to each other with communication interface portion 12, carry out reading by communication interface portion 12 to the communication data in the integrated circuit card 3, and this communication data is loaded on the carrier signal of assigned frequency, carry out data communication with radio frequency read-write terminal 2 in the radio frequency read-write system 4.
Fig. 3 is the detailed structure view of the conversion equipment 1 of a preferred embodiment of the utility model, as shown in the figure, as an example, conversion equipment 1 of the present utility model is contained in the radio frequency read-write system 4 shown in Figure 1, and the data processing division 11 in this conversion equipment 1 comprises little processing and control element (PCE) 111, coding and decoding unit 113, modem module 114 and Power Management Unit 115.
In the present embodiment, little processing and control element (PCE) 111 links to each other with communication interface portion 12, its inside comprises microprocessor (not shown) and storer (not shown), this little processing and control element (PCE) 111 generates the various communication interfaces agreement by programmable software and hardware logic electric circuit, and the course of work of each functional unit in communication interface portion 12 and the data processing division 11 is controlled; Coding and decoding unit 113 links to each other with little processing and control element (PCE) 111, support multiple communication standard agreement, according to the encoding and decoding rule of this communication standard agreement the communication data of integrated circuit card 3 is encoded into coded data, and the demodulating data of modem module 114 is decoded into communication data; Modem module 114 links to each other with coding and decoding unit 113, the coded data of coding and decoding unit 113 is modulated on the carrier signal of assigned frequency, and will receive from the carrier signal of outside according to multiple modulation system demodulation, generating solution adjusting data; Power Management Unit 115 links to each other with modem module 114 with little processing and control element (PCE) 111, to having carrier-less signal to detect in the modem module 114, and according to testing result, sends sleep signal or wake-up signals to little processing and control element (PCE) 111.
Describe the concrete course of work of the conversion equipment 1 and the radio frequency read-write system 4 of the utility model preferred embodiment in detail below in conjunction with Fig. 1-Fig. 3.
At first, when contact integrated circuit card 3 is connected with contact communication interface in the communication interface portion 12, perhaps when in the communication context of the contactless communication interface in the contactless integrated circuit card 3 entry communication interface portion 12, communication interface portion 12 generates relevant detection information immediately, and should detection information send to little processing and control element (PCE) 111 in the data processing division 11, this little processing and control element (PCE) 111 is judged the type of integrated circuit card 3 according to detection information, and control communication interface portion 12 selects to carry out communication with the corresponding communication interface of type and the integrated circuit card 3 of integrated circuit card 3, read the communication data in the integrated circuit card 3, this little processing and control element (PCE) 111 sends to coding and decoding unit 113 with communication data afterwards, and coding and decoding unit 113 selects the coding rule of corresponding communication standard agreement that communication data is encoded into coded data; Modem module 114 is modulated to this coded data on the carrier signal of assigned frequency and sends to radio frequency read-write terminal 2 after receiving the coded data of sending coding and decoding unit 113.
Similarly, after modem module 114 receives the carrier signal that radio frequency read-write terminal 2 sends, according to the modulation system of this carrier signal with its demodulation and extract corresponding demodulating data; Coding and decoding unit 113 is after receiving this demodulating data that modem module 114 sends, after according to the decoding rule of selected communication standard agreement this demodulating data being decoded into corresponding communication data, and send this communication data to little processing and control element (PCE) 111; Little processing and control element (PCE) 111 sends to integrated circuit card 2 by the corresponding interface in the communication interface portion 12 with this communication data.
If the Power Management Unit 115 in the data processing division 11 is detecting less than the carrier signal in the modem module 114 in a period of time continuously, then Power Management Unit 115 sends sleep signal to little processing and control element (PCE) 111, each functional unit that little processing and control element (PCE) 111 is controlled except that Power Management Unit 115 immediately enters park mode, thereby make conversion equipment 1 be in low power consumpting state, to reach the purpose of energy savings; After Power Management Unit 115 detects carrier signal in the modem module 114 once more, send wake-up signals to little processing and control element (PCE) 111, little processing and control element (PCE) 111 is controlled each functional unit immediately and is entered normal mode of operation.
Each above-mentioned embodiment only can be as an example, in conversion equipment 1 provided by the utility model, the kind and the quantity of the communication interface agreement that little processing and control element (PCE) 111 can generate are not unique, for example can generate the Zigbee communications protocol of ISO7816T0/T1 agreement, SD communications protocol and SPI communications protocol, ISO 18000-2/7/6/4RFID communications protocol, RF-SIM etc.; Coding and decoding unit 113 can carry out operations such as Manchetser encoding and decoding or NRZ-L encoding and decoding according to the encoding and decoding rule of multiple communication standard agreement (as ISO14443TypeA/B agreement, ISO18092NFC agreement, ISO15693 agreement and ISO18000-3 agreement etc.) to data, and this communication standard agreement both can be set in advance, also can in use be configured; Modem module 114 can demodulation such as the nrz encoding of 10%ASK modulation or the carrier signal of 100%ASK modulated M iller coding, also can be modulated on the carrier signal through OOK Manchetser coding or BPSK NRZ-L coded data.And the user can also cancel power management function unit 115 or be integrated into other functional unit according to actual needs.
In each above-mentioned embodiment, the carrier signal of assigned frequency is preferably the 13.56MHZ radiofrequency signal, and radio frequency read-write terminal 2 is preferably the radio frequency read-write terminal that is used to discern the 13.56MHZ radiofrequency signal.But in the utility model, the conversion equipment 1 that is provided is not limited to convert the data-signal of integrated circuit card 3 to the 13.56MHZ radiofrequency signal, by the software and hardware of conversion equipment 1 is transformed, the communication data that also can realize the multiple integrated circuit card 3 that this conversion equipment 1 will read is loaded on the carrier signal of other frequency, thereby different types of integrated circuit card can be discerned and communication with other radio frequency read-write terminal.
In sum, conversion equipment provided by the utility model is by reading the data-signal of outside multiple integrated circuit card, and this data-signal is loaded on the carrier signal of the assigned frequency that outside Intelligent Recognition Infrastructure platform can receive, carry out data communication with the Intelligent Recognition Infrastructure platform, thereby realize multiple integrated circuit card can with a kind of have have wide range of applications, the Intelligent Recognition Infrastructure platform of operating advantage such as quick and convenient is discerned and is communicated by letter, make identifying have flexible advantage, also avoided the wasting of resources that causes because of the recognition technology disunity simultaneously.
The above is a preferred embodiment of the present utility model only, and the utility model is not limited to the foregoing description.Those of ordinary skill in the art can make amendment to the technical scheme that each embodiment put down in writing on the basis of reading the utility model instructions, perhaps part technical characterictic is wherein replaced; And these modifications or replacement are contained in the scope of technical solutions of the utility model.
Claims (8)
1. one kind is used to make the radio frequency read-write terminal that receives the assigned frequency carrier signal to read the conversion equipment of different types of integrated circuit card, it is characterized in that, comprising:
Communication interface portion, it has a plurality of different types of communication interface corresponding with described integrated circuit card; And
Data processing division, it links to each other with described communication interface portion, by described communication interface portion described different types of integrated circuit card is carried out reading of communication data, and described communication data is loaded on the carrier signal of described assigned frequency, carry out data communication with described radio frequency read-write terminal.
2. conversion equipment according to claim 1 is characterized in that, described communication interface portion comprises: contactless communication interface and contact communication interface.
3. conversion equipment according to claim 2 is characterized in that, described contactless communication interface comprises: frequency is the radio frequency interface of 125KHZ, 433MHZ, 915MHZ, 2.45GHZ, 4.8GHZ.
4. conversion equipment according to claim 2 is characterized in that, described contact communication interface comprises: ISO7816 contact intelligent card interface, SD card, Micro SD card, mmc card interface.
5. conversion equipment according to claim 1 is characterized in that, described data processing division comprises:
Little processing and control element (PCE), it links to each other with described communication interface portion, and the course of work of described communication interface portion and described data processing division is controlled.
6. conversion equipment according to claim 5 is characterized in that, described data processing division also comprises:
Power Management Unit is connected with described little processing and control element (PCE), to having carrier-less signal to detect in the described data processing division, and sends sleep signal and wake-up signal according to testing result to described little processing and control element (PCE).
7. conversion equipment according to claim 1 is characterized in that, the carrier signal of described assigned frequency is the 13.56MHZ radiofrequency signal.
8. one kind is carried out the radio frequency read-write system of data communication with different types of integrated circuit card, it is characterized in that, comprising:
The radio frequency read-write terminal, the carrier signal of its reception and transmission assigned frequency; And
Conversion equipment, it has communication interface portion and data processing division,
Wherein, described communication interface portion has a plurality of different types of communication interface corresponding with described integrated circuit card; Described data processing division links to each other with described communication interface portion, by described communication interface portion described different types of integrated circuit card is carried out reading of communication data, and described communication data is loaded on the carrier signal of described assigned frequency, carry out data communication with described radio frequency read-write terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206660074U CN202008671U (en) | 2010-12-17 | 2010-12-17 | Conversion device and radio frequency read-write system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206660074U CN202008671U (en) | 2010-12-17 | 2010-12-17 | Conversion device and radio frequency read-write system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202008671U true CN202008671U (en) | 2011-10-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206660074U Expired - Fee Related CN202008671U (en) | 2010-12-17 | 2010-12-17 | Conversion device and radio frequency read-write system |
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| Country | Link |
|---|---|
| CN (1) | CN202008671U (en) |
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2010
- 2010-12-17 CN CN2010206660074U patent/CN202008671U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111012 Termination date: 20171217 |