CN102222205B - Bridging equipment of expanding contact type intelligent card interface - Google Patents
Bridging equipment of expanding contact type intelligent card interface Download PDFInfo
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- CN102222205B CN102222205B CN201110127694.1A CN201110127694A CN102222205B CN 102222205 B CN102222205 B CN 102222205B CN 201110127694 A CN201110127694 A CN 201110127694A CN 102222205 B CN102222205 B CN 102222205B
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- intelligent card
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Abstract
The invention discloses bridging equipment of an expanding contact type intelligent card interface, which comprises a microcontroller MCU (Microprogrammed Control Unit), an RF (Radio Frequency) transceiver module, a coil and an expanding interface circuit, wherein the expanding interface circuit is provided with at least one contact type intelligent card interface, the microcontroller MCU receives and analyzes data from a contact type intelligent card terminal, and transmits the data to the RF module and/or the expanding interface circuit, the RF module is used for transmitting the received data to a non-contact type intelligent card through the coil, the expanding interface circuit is used for transmitting the received data to the corresponding contact type intelligent card through the contact type intelligent card interface, and response data is transmitted to the microcontroller MCU through the expanding interface circuit and the RF module respectively, and then is transmitted to the intelligent card terminal through the microcontroller MCU. By the bridging equipment, the contact type intelligent card terminal can support a non contact type intelligent card, so that the cost for transforming the terminal can be greatly reduced, the transformation cycle can be shortened, and the popularization of the non-contact type intelligent card can be facilitated.
Description
Technical field
The present invention relates to contact intelligent card terminal, relate in particular to a kind of bridging device that contact type intelligent card interface (ISO7816 interface) is expanded to single or multiple contact type intelligent card interfaces or contact type intelligent card interface.
Background technology
Along with the development of REID, the cost of contact type intelligent card progressively reduces, and its range of application is also more and more extensive.Because its reliability is high, compare contact intelligent card and have to swipe the card and facilitate feature, in a lot of application, contact type intelligent card has the trend of alternative contact intelligent card.Because current card swiping terminal is only supported contact intelligent card mostly, operator need to transform or change terminal while promoting contact type intelligent card, and cost is high and construction period is long.
At present, not yet there is on the market similar techniques or product.
Summary of the invention
For solving the above weak point, the present invention proposes a kind of bridging device of expanding contact type intelligent card interface, contact type intelligent card interface can be expanded to single or multiple contact type intelligent card interfaces or contact type intelligent card interface, solve current contact intelligent card terminal and cannot support the problem of contact type intelligent card, avoided the contact smart card terminal long defect of the expensive and construction period that brings of upgrading.
It is the ability of ISO14443 interface and the ability of the many interfaces of expansion that bridging device provided by the invention has ISO7816 interface conversion, comprises microcontroller, RF transceiver module, coil and expansion ISO7816 interface circuit.
Described bridging device is connected with contact intelligent card terminal by main ISO7816 interface, and provides power supply by main ISO7816 interface.
Described microcontroller is by main ISO7816 interface and contact intelligent card terminal transmission data, microcontroller receives the data from contact intelligent card terminal, and be APDU instruction by Data Analysis, send to RF module or expansion ISO7816 interface, in addition, the response data that microcontroller receives RF module or expansion ISO7816 interface sends to contact intelligent card terminal by main ISO7816 interface.
Described RF module and coil composition contact type intelligent card communication channel.The data that RF module sends microcontroller are modulated, and send to contact type intelligent card by coil; In addition, RF module receives the response of contact type intelligent card by coil, be demodulated into data and send to microcontroller.
The signal that described coil transmits RF module sends in the air, is coupled into row exchanges data, and provides energy to contact type intelligent card with the coil in contact type intelligent card.
Described microcontroller MCU can be by the multiple ISO7816 interfaces of of a contact intelligent card terminal ISO7816 Interface Expanding or ISO14443 interface.Contact intelligent card terminal selects to need expansion ISO7816 interface or the ISO14443 interface of transmission by send special instruction and parameter to described interface bridging device.
Bridging device of the present invention has the function of contact type intelligent card interface being changed or expanded to contact type intelligent card interface, and can realize many Application of Interface, bridging device is inserted to existing contact intelligent card terminal, can make contact intelligent card terminal support contact type intelligent card.Application software is slightly made an amendment and can make the many Application of Interface of original termination extension.As increase PSAM (Purchase SecureAccess Module) module support, apply this bridging device, operator can significantly reduce the cost of transformation terminal, and the characteristic of its plug and play shortens the transformation cycle, is conducive to the popularization of contact type intelligent card simultaneously.
Accompanying drawing explanation
Fig. 1 is the module map of this interface bridging device.
Fig. 2 is the functional schematic of this interface bridging device.
Fig. 3 is the embodiment schematic diagram of contact intelligent card terminal conversion non-contact interface.
Embodiment
Below by by embodiment and accompanying drawing, the present invention being described in further detail, but following examples are only illustrative, and protection scope of the present invention is not subject to the restriction of these embodiment.
As shown in Figure 1, interface bridging device of the present invention is for conversion transmitting data information between contact intelligent card terminal and contact type intelligent card or multiple contact intelligent card, in function, for contact intelligent card card reader, interface bridging device is equivalent to a contact intelligent card, for contact type intelligent card or contact intelligent card, interface bridging device is equivalent to a contact type intelligent card card reader or contact intelligent card card reader.
Described in Fig. 1, the physical arrangement of interface bridging device 2 is that a sheet smart card form module is connected with a coil, as shown in Figure 3, contact type intelligent card is placed on to the coil-induced district of this equipment, this device intelligence card form end is inserted in contact reader/writer device for smart card, set up a communication channel at contact type intelligent card and contact intelligent card terminal room, contact intelligent card terminal is read-write contact type intelligent card, and upper computer end application software need not be made any modification, realizes plug and play.
Contact type intelligent card interface meets ISO/IEC7816 standard, therefore be referred to as ISO7816 interface.Contact type intelligent card interface meets ISO/IEC14443 standard, therefore be referred to as ISO14443 interface, the following stated ISO7816 interface and ISO14443 interface are referring to of contact type intelligent card interface and contact type intelligent card interface.
Bridging device involved in the present invention is realized as follows:
This equipment comprises microcontroller 3, RF transceiver module 6, coil 7 and expansion ISO7816 interface circuit 4.
Described microcontroller 3 receives the data from smart card terminal 1 by main ISO7816 mouth, and resolving these data is APDU instruction, and this instruction is sent to RF module 6 or expansion ISO7816 interface circuit 4.
RF module 6 receives the data from microcontroller 3, send, and the signal that coil 7 is returned is demodulated into data after modulating by coil 7, sends to microcontroller 3.
Described coil 7 produces radiofrequency signal (as the frequency radiofrequency signal that is 13.56MHz), so that the signal of RF module modulation is sent, when contact type intelligent card 8 is during near coil 7, coil in contact type intelligent card and coil 7 are coupled, by the data that meet with a response after the 6 demodulation couplings of RF module, send to microcontroller 3 and be further transferred to contact intelligent card.
Expansion ISO7816 interface circuit 4 is for providing multiple contact type intelligent card interfaces, to be connected with other contact intelligent card terminal 5, the data that expansion ISO7816 interface circuit 4 receives from microcontroller 3, and by the multiple contact type intelligent card interfaces on it, data of reception are sent to described other contact intelligent cards 5.And the data of described other contact intelligent cards 5 are sent to microcontroller 3 and are further transferred to contact intelligent card by this expansion ISO7816 interface circuit 4.
Described microcontroller 3 first determines whether option interface instruction while receiving instruction, as being selection expansion ISO7816 interface, the instruction of follow-up reception sends to contact intelligent card 5 by expansion ISO7816 interface circuit, otherwise the instruction of follow-up reception sends to RF module 6.
As ISO7816 interface or ISO14443 interface are more expanded in need support, can on microcontroller, access more expansion ISO7816 interface circuit or RF module and coil.
Under many interface modes, each interface serial and working alone.
When specific works process:
1. contact type intelligent card is placed on to the coil-induced district of this equipment, again this equipment is inserted to smart card terminal 1, smart card terminal 1 is to this device power, now the program in microcontroller 3 brings into operation, microcontroller MCU3 is by initialization RF module 6, the instruction of inquiry card is sent to RF module 6 simultaneously, RF module 6 is modulated director data and is sent by coil 7, now contact type intelligent card 8 returns to answer signal with coil 7 couplings, RF module 6 carries out sending data back to microcontroller 3 after demodulation to answer signal, microcontroller 3 generates ATR (answer to reset) information exchange and crosses main ISO7816 oral instructions and deliver to contact intelligent card terminal 1.
2. after completing steps 1, microcontroller receives the data of smart card terminal 1 by main ISO7816 mouth, these data are obtained to APDU instruction with ISO7816 protocol analysis, this APDU instruction is sent to RF module 6 with ISO14443 protocol encapsulation, RF module 6 these data of modulation send to contact type intelligent card 8 by coil 7, and contact type intelligent card 8 returns to answer signal with coil 7 couplings, obtains reply data through resolving, and sending to smart card terminal 1 by main ISO7816, housekeeping instruction flow process completes.
3. subsequent instructions repeating step 2.
4. expand ISO7816 interface as needed, on microcontroller 3, connect and control and expand ISO7816 interface circuit 4, after this equipment insertion smart card terminal 1 powers on, under default conditions, this equipment is chosen ISO14443 interface, as used expansion ISO7816 interface, smart card terminal 1 must send command adapted thereto to this equipment and select expansion ISO7816 interface, under this pattern, after the data that smart card terminal 1 sends are received by microcontroller, send to contact intelligent card 5 by expansion ISO7816 interface circuit 4, the response data of contact intelligent card 5 sends to microcontroller 3 by expansion ISO7816 interface circuit, response data is sent smart card terminal 1 by microcontroller 3.In the time that needs use ISO14443 interface, smart card terminal 1 beard and hair send special instruction to choose ISO14443 interface.
Should be clear and definite, described embodiment is only a part of embodiment of the present invention, rather than whole embodiment.For expand single many or multiple ISO7816 interfaces or ISO14443 interface from ISO7816 interface, those of ordinary skills, not making the every other embodiment obtaining under the new work prerequisite of creation, belong to the scope of protection of the invention.
Claims (3)
1. the bridging device of an expanding contact type intelligent card interface, for contact type intelligent card interface is expanded to one or more contact type intelligent card interfaces or contact type intelligent card interface, realize the data interaction of contact intelligent card terminal (1) and one or more contact intelligent cards or contact type intelligent card, it is characterized in that, this bridging device comprises microcontroller (3), RF module (6), coil (7) and expansion interface circuit (4), wherein, described expansion interface circuit (4) provides at least one contact type intelligent card interface, described contact type intelligent card interface is ISO7816 interface, described contact type intelligent card interface is ISO14443 interface, wherein,
Described microcontroller (3) receives the data from contact intelligent card terminal (1), after parsing, send to RF module (6) and/or expansion interface circuit (4), described RF module (6) is for sending to contact type intelligent card by the data that receive by coil (7), described expansion interface circuit (4) is for sending to corresponding contact intelligent card by the data of reception by contact type intelligent card interface, the response data of described contact intelligent card or contact type intelligent card sends to microcontroller (3) by described expansion interface circuit (4) and RF module (6) respectively, send to smart card terminal (1) by described microcontroller (3) again,
Wherein, the data of described contact intelligent card terminal (1) are sent to described microcontroller (3) by ISO7816 interface,
The described data that send to RF module (6) are for passing through ISO14443 protocol encapsulation;
Described microcontroller (3) first determines whether to select expansion interface circuit instruction while receiving instruction, as being selection expansion interface circuit (4), the instruction of follow-up reception sends to contact intelligent card (5) by expansion interface circuit (4), otherwise the instruction of follow-up reception sends to RF module (6).
2. bridging device according to claim 1, is characterized in that, described expansion interface circuit (4) can be multiple.
3. bridging device according to claim 1 and 2, is characterized in that, described RF module (6) and corresponding coil (7) can be multiple.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110127694.1A CN102222205B (en) | 2011-05-17 | 2011-05-17 | Bridging equipment of expanding contact type intelligent card interface |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110127694.1A CN102222205B (en) | 2011-05-17 | 2011-05-17 | Bridging equipment of expanding contact type intelligent card interface |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102222205A CN102222205A (en) | 2011-10-19 |
| CN102222205B true CN102222205B (en) | 2014-06-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201110127694.1A Expired - Fee Related CN102222205B (en) | 2011-05-17 | 2011-05-17 | Bridging equipment of expanding contact type intelligent card interface |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103186804A (en) * | 2011-12-27 | 2013-07-03 | 国民技术股份有限公司 | Smart card and working method of smart card |
| WO2015180112A1 (en) * | 2014-05-30 | 2015-12-03 | 北京智付融汇科技有限公司 | Mobile radio frequency card and method for controlling data thereof |
| CN105930754B (en) * | 2016-06-16 | 2019-07-12 | 飞天诚信科技股份有限公司 | A kind of IC card card reader and its Interface Expanding method |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101504714A (en) * | 2009-03-13 | 2009-08-12 | 北京飞天诚信科技有限公司 | Method, system and equipment for implementing communication between non-contact card and contact reader-writer |
| CN201562289U (en) * | 2009-09-29 | 2010-08-25 | 深圳市江波龙电子有限公司 | Integrated circuit card and terminal equipment |
| CN101859400A (en) * | 2010-05-21 | 2010-10-13 | 武汉天喻信息产业股份有限公司 | Dual-chip mobile payment intelligent card and control method thereof |
| CN102012996A (en) * | 2010-11-12 | 2011-04-13 | 北京握奇数据系统有限公司 | Method for controlling non-contact smart card by CCID and CCID |
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- 2011-05-17 CN CN201110127694.1A patent/CN102222205B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101504714A (en) * | 2009-03-13 | 2009-08-12 | 北京飞天诚信科技有限公司 | Method, system and equipment for implementing communication between non-contact card and contact reader-writer |
| CN201562289U (en) * | 2009-09-29 | 2010-08-25 | 深圳市江波龙电子有限公司 | Integrated circuit card and terminal equipment |
| CN101859400A (en) * | 2010-05-21 | 2010-10-13 | 武汉天喻信息产业股份有限公司 | Dual-chip mobile payment intelligent card and control method thereof |
| CN102012996A (en) * | 2010-11-12 | 2011-04-13 | 北京握奇数据系统有限公司 | Method for controlling non-contact smart card by CCID and CCID |
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| CN102222205A (en) | 2011-10-19 |
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