CN102214317A - Intelligent card combining NFC (Near Field Communication) and 2.4G double frequency band communication and double frequency band communication system - Google Patents
Intelligent card combining NFC (Near Field Communication) and 2.4G double frequency band communication and double frequency band communication system Download PDFInfo
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Abstract
The invention discloses an intelligent card combining NFC and 2.4G double frequency band communication and a double frequency band communication system, which are mainly designed for providing the intelligent card combining NFC and 2.4G double frequency band communication and the double frequency band communication system. The intelligent card comprises a base card, a CPU (Central Processing Unit) processing module, a first radio frequency transceiver circuit, a second radio frequency transceiver circuit, a first antenna and a second antenna which are integrated on the base card, wherein the signal transceiver end of the first radio frequency transceiver circuit is connected with the first antenna; the first antenna is used for transmitting and receiving data information of 13.56MHz frequency band; the signal transceiver end of the second radio frequency transceiver circuit is connected with the second antenna; the second antenna is used for transmitting and receiving data information of 2.4GHz frequency band; the CPU processing module is respectively connected with the first radio frequency transceiver circuit and the second radio frequency transceiver circuit; the frequency of received or emitted data information is identified; and according to the identification result, a control order is output to control the first radio frequency transceiver circuit or the second radio frequency transceiver circuit to interactively communicate data according to a preset frequency.
Description
Technical field
The present invention relates to NFC and 2.4G frequency range communication field, relate in particular to the smart card and the two-band communication system of a kind of NFC of having concurrently and the communication of 2.4G two-band.
Background technology
NFC (NearFieldCommunication) is as a kind of the short distance wireless communication technology, have some tangible advantages, minimum as power consumption, security is better, speed generally can satisfy the demand of point-to-point message exchange between two equipment, access to content and service exchange simultaneously, need the application of higher bandwidth for audio/video flow etc., can cooperate technology such as bluetooth, WLAN (wireless local area network), an automatic access function of convenience is provided.NFC and existing contactless smart card technical compatibility have become the official standard that obtains the support of more and more leading firms at present.But the technical solution based on the NFC mobile phone terminal also has born defective, and the user must change the mobile phone that has the NFC function if will use mobile phone card-brushing and payment transaction.This market obstacle is particularly outstanding in China's performance.
2.4G wireless technology, its frequency range is between the 2.405GHz-2.485GHz, so abbreviate the 2.4G wireless technology as.Being the free frequency range of international regulation in this frequency range, is not need to pay any expense to international linked groups.This just provides necessary advantage for 2.4G wireless technology developability.2.4G frequency range has comprised Radio Transmission Technologys such as WPAN, Bluetooth, Zigbee, UMB.RFID-SIM card and the SIMpass that occurs all adopts 2.4GHz as communication frequency at present, and than close range wireless communication NFC, the transmission range of RFID is bigger, and its transmission range can reach several meters even tens meters.Based on this characteristic, the 2.4G wireless technology can realize application such as contactless consumption, gate inhibition, work attendance, sets up intelligence " mobile phone all-purpose card ".
Mobile-phone payment mainly is based on the 13.56MHz communication frequency at present; And the application of mobile phone all-purpose card mainly is based on 2.4GHz, and the two is also incompatible.Therefore the user use based on the mobile-phone payment of NFC mechanics of communication with need change mobile phone terminal based on these two kinds of the mobile phone all-purpose cards of 2.4G mechanics of communication when professional, bring inconvenience to the user, so how NFC and 2.4G wireless communication technique are merged, realize the many technological incorporation application of a card, the real mobile phone all-purpose card of realizing is present problem demanding prompt solution.
Summary of the invention
At the problems referred to above, the invention provides a kind of smart card and the two-band communication system that have NFC and the communication of 2.4G two-band concurrently that can support NFC and 2.4G frequency range communications protocol simultaneously.
For achieving the above object, the smart card that has NFC and the communication of 2.4G two-band concurrently of the present invention comprises: base blocks, is integrated in CPU processing module, first RF transmit-receive circuit and second RF transmit-receive circuit on the described base card, and first antenna and second antenna; Wherein,
First RF transmit-receive circuit, its signal transmitting and receiving end connects first antenna, transmits and receives the data message of 13.56MHz frequency range through described first antenna;
Second RF transmit-receive circuit, its signal transmitting and receiving end connects second antenna, transmits and receives the data message of 2.4GHz frequency range through described second antenna;
The CPU processing module links to each other with described second RF transmit-receive circuit with described first RF transmit-receive circuit respectively; Identification receives or the frequency of the data message of emission, controls the interactive communication that first RF transmit-receive circuit or described second RF transmit-receive circuit are finished data according to recognition result by pre-set programs output steering order.
Further, also comprise: storer, described storer are integrated on the described base card, are connected with described CPU processing module data communication.
Further, described CPU processing module comprises: recognin module and processing sub; Wherein,
Described recognin module, the frequency of the data message that described first RF transmit-receive circuit of real-time judge and described second RF transmit-receive circuit send and receive is then exported first control signal if the frequency of this data message meets the first setpoint frequency scope; If the frequency of this data message meets the second setpoint frequency scope and then exports second control signal;
Described processing sub receives first control signal or second control signal that described recognin module is exported in real time; Call corresponding pre-set programs according to the control signal that receives and control the interactive communication that described first RF transmit-receive circuit or second RF transmit-receive circuit are finished data.
Further, described CPU processing module also comprises: the external equipment controlling sub, export steering order based on the APDU agreement to external equipment through the interfaces for external devices of described base card.
Further, described first antenna is an external antenna, and this external antenna is drawn by the interfaces for external devices of base card, or is arranged on the printed circuit board (PCB) of described external equipment.
For achieving the above object, the system that realizes NFC and the communication of 2.4GHz two-band simultaneously of the present invention comprises:
The handheld terminal of NFC and the communication of 2.4GHz two-band is inserted with the smart card of above-mentioned any one described NFC of having concurrently and the communication of 2.4G two-band in it;
Service terminal carries out communication with described handheld terminal by NFC and/or 2.4GHz frequency range; And
Business platform communicates to connect with described service terminal, the business information of management different frequency range, issue and the business information of gathering different frequency range.
Further, described service terminal is connected by the IP network form with described business platform or connects by serial ports or parallel port private line access or the mode by wireless telecommunications.
Further, described handheld terminal is a mobile phone.
The invention has the beneficial effects as follows:
1, the present invention with NFC, 2.4G and SIM three technology of UIM be integrated into a sheet smart card (as SIM the UIM card) in, realize the fusion of many technology, realize high integrated.Like this client only need change a SIM the UIM card, just can make the mobile phone client realize the application of mobile-phone payment and mobile phone all-purpose card rapidly, improve the marketing degree greatly, reduce changing the requirement of mobile phone.
2, the system that realizes NFC and the communication of 2.4GHz two-band simultaneously of the present invention, carry out the short-distance wireless bidirectional data communication by service terminal and mobile phone, this service terminal is supported the communication agreement of NFC and 2.4G simultaneously, can allow mobile phone possess the function of many cards such as small amount payment card, attendance card, credit card, IC.
Description of drawings
Fig. 1 is the theory diagram that the invention provides the mobile phone intelligent card of band twireless radio-frequency communication function;
Fig. 2 is the synoptic diagram of first embodiment of radio-frequency receiving-transmitting antenna of the present invention;
Fig. 3 is the synoptic diagram of second embodiment of radio-frequency receiving-transmitting antenna of the present invention;
Fig. 4 is the synoptic diagram of the 3rd embodiment of radio-frequency receiving-transmitting antenna of the present invention;
Fig. 5 is the synoptic diagram of the 4th embodiment of radio-frequency receiving-transmitting antenna of the present invention;
Fig. 6 is a schematic diagram of realizing the system of NFC and the communication of 2.4GHz two-band simultaneously of the present invention.
Embodiment
The present invention will be further described below in conjunction with Figure of description.
As shown in Figure 1, have the smart card of NFC and the communication of 2.4G two-band concurrently, comprising: base blocks 1, is integrated in CPU processing module 8, first RF transmit-receive circuit 3 and second RF transmit-receive circuit 4 on the described base card, and first antenna 5 and second antenna 6; Wherein,
First RF transmit-receive circuit 3, its signal transmitting and receiving end connects first antenna 5, transmits and receives the data message of 13.56MHz frequency range through described first antenna 5;
Second RF transmit-receive circuit 4, its signal transmitting and receiving end connects second antenna 6, transmits and receives the data message of 2.4GHz frequency range through described second antenna 6;
As the present invention embodiment further, for the smart card that can make described NFC of having concurrently and the communication of 2.4G two-band can be stored IMSI (International Mobile Iidentication Number, international mobile subscriber identity), and other use needed information, smart card described in the present invention also comprises: storer 2, described storer is integrated in described base card and goes up (as shown in Figure 1), is connected with described CPU processing module data communication.。
As further embodiment of the invention, as shown in fig. 1, described CPU processing module specifically comprises: recognin module 81 and processing sub 82; Wherein,
Described recognin module 81, the frequency of the data message that described first RF transmit-receive circuit 3 of real-time judge and described second RF transmit-receive circuit 4 send and receive is then exported first control signal if the frequency of this data message meets the first setpoint frequency scope; If the frequency of this data message meets the second setpoint frequency scope and then exports second control signal;
Described processing sub 82 receives first control signal or second control signal that described recognin module 81 is exported in real time; Call corresponding pre-set programs according to the control signal that receives and control the interactive communication that described first RF transmit-receive circuit 3 or second RF transmit-receive circuit 4 are finished data.
Wherein, described CPU processing module also comprises: external equipment controlling sub 83, export steering order based on the APDU agreement to described external equipment through the interfaces for external devices of described base card.In case of necessity, the CPU processing module can be called the APDU agreement of standard by the data pin on the smart card, sends instructions to external equipment (as mobile phone) and controls the input of its screen display and keyboard.
Preferably, described first antenna is an external antenna, and this external antenna is drawn by the interfaces for external devices of base card, or is arranged on the printed circuit board (PCB) of described external equipment, as the PCBA plate (Printed CircuitBoard Assembly) of mobile phone.
To of the present invention, the smart card that has NFC and the communication of 2.4G two-band concurrently is done detailed explanation below in conjunction with specific embodiment.
Embodiment 1
Present embodiment, as shown in Figure 1, base card 1 promptly has on SIM card or the UIM card and can mate the copper interface 7 that uses with the mobile phone deck, meets the ISO7816 standard fully. be integrated with on the base card 1: CPU processor 8, storer 2, first RF transmit-receive circuit 3 and second RF transmit-receive circuit 4.First antenna 5 is connected with second RF transmit-receive circuit 4 with described first RF transmit-receive circuit 3 respectively with second antenna 6, wherein, first antenna 5 and second antenna 6 can be external antenna and also can be built-in aerial, but comparatively preferred first antenna 5, the antenna of frequency of 13.56M that is NFC is preferably external, can draw by the copper interface, on the PCBA plate that also can design at mobile phone.The corresponding connection with the corresponding endpoint of copper connecting 7 of entire circuit makes base that the 1 power supply assurance work that can provide by the circuit of mobile phone is provided.Under the programmed control that in CPU processor 8, pre-sets, make entire circuit can with mobile communication to realize the standard feature of conventional SIM/UIM, be sent to the signal of base card 1 simultaneously by business platform, the unlike signal emissive source discerned and business processing by CPU processor 8 built-in recognin modules.The CPU processor can call the APDU agreement of standard by the data pin on the base card 1 of mobile phone in case of necessity, by external equipment controlling sub 83 to mobile phone the send instructions screen display of controlling mobile phone and keyboard input.
Can store IMSI in the base card 1 interior integrated storer 2, also can store other and use needed information, make it possess basic base card function, also can comprise stored value card, all-purpose card business tine etc. as other function card.
Wherein the radiofrequency signal of responsible respectively 13.56Mhz of first RF transmit-receive circuit 3 and second RF transmit-receive circuit 4 and 2.4GHz frequency transmits and receives.In use, be the function that will use the payment function or the all-purpose card of this smart card, can realize task separately by starting radio circuit signal separately under the control of CPU processor respectively.
To shown in Figure 5, first antenna and second antenna can be coil antenna, dipole antenna, helical antenna or whip antenna, specifically can select according to practical operation technology as Fig. 2.
As shown in Figure 7, the system that realizes NFC and the communication of 2.4GHz two-band simultaneously of the present invention comprises:
The handheld terminal of NFC and the communication of 2.4GHz two-band is inserted with the smart card that has NFC and the communication of 2.4G two-band concurrently in it; Wherein, described smart card comprises: base blocks, is integrated in CPU processing module, first RF transmit-receive circuit and second RF transmit-receive circuit on the described base card, and first antenna and second antenna; First RF transmit-receive circuit, its signal transmitting and receiving end connects first antenna, transmits and receives the data message of 13.56MHz frequency range through described first antenna; Second RF transmit-receive circuit, its signal transmitting and receiving end connects second antenna, transmits and receives the data message of 2.4GHz frequency range through described second antenna; The CPU processing module links to each other with described second RF transmit-receive circuit with described first RF transmit-receive circuit respectively; Identification receives or the frequency of the data message of emission, according to recognition result by pre-set programs output steering order control first RF transmit-receive circuit or 7 state the interactive communication that second RF transmit-receive circuit is finished data.
Service terminal carries out communication with described handheld terminal by NFC and/or 2.4GHz frequency range; And
Business platform communicates to connect with described service terminal, the business information of management different frequency range, issue and the business information of gathering different frequency range.
Wherein, the smart card of described NFC of having concurrently and the communication of 2.4G two-band can also be the smart card described in the above-mentioned specific embodiment.Described handheld terminal is a mobile phone.
As the present invention embodiment further, described service terminal is connected by the IP network form with described business platform or connects by serial ports or parallel port private line access or the mode by wireless telecommunications.
Below in conjunction with specific embodiment system of the present invention is described in detail.
Embodiment 2
As shown in Figure 7, in the present embodiment, the mobile phone of NFC and the communication of 2.4GHz two-band carries out data with wireless radio frequency mode and service terminal (POS machine) and transmits.The SIM/UIM card that has NFC and the communication of 2.4G two-band concurrently is housed in this mobile phone, and itself and service terminal carry out information interaction by NFC and 2.4G frequency range to be handled.
Business platform, it is the work of treatment platform of mobile phone all-purpose card business, main responsible all-purpose card business processing and management, as gate inhibition, work attendance, garage, ETC, vip card, information issue collection, electronic certificate, admission ticket etc., the information of managing business, management service information, total platform of issue and capturing service information;
Payment platform is the payment and settlement platform of operator and third party's payment company etc., mainly handles the management and the operation of mobile-phone payment and account settlement business, carries out data interaction with business platform by wired or wireless network.
Service terminal: comprise POS terminal, gate inhibition, work attendance, information issue collection, professional terminal etc., it mainly is the terminal of gathering and releasing news, wireless technology by NFC and 2.4G, carry out the wireless messages exchange with mobile phone, the information that receive, confirm, issue is relevant is a terminal of supporting double frequency point (NFC and 2.4G).The connection of it and business platform can be the IP network form, also can be the form of serial ports or parallel port special line, can also be the mode (as GPRS, 3G, WIFI etc.) of wireless telecommunications.
Mobile phone described in the present embodiment in information when mutual, only respond information source information of the same type, as when paying, mobile phone receives the Payment Request of POS terminal, mobile phone is by the request of NFC response POS terminal, and the POS terminal sends to cellphone information business platform and payment platform again, and platform is handled affirmation, again confirmation is issued mobile phone by the POS terminal, realize the payment of mobile phone.What whole process was all used is the information source signal of the same type of payment, waits the signal source information type of using different with the gate inhibition of other 2.4G, and each information source information is with different frequencies and signal source type.
When some paid scene at a distance, NFC and 2.4G technology can be mated mutually, and accurately positioning error is reduced in the location, and realization is paid and the accurately stable of all-purpose card business realized.
When employing smart card of the present invention is housed in the mobile phone, can store outside the information of common base card in the card internal storage, some private material be can also preserve, personally identifiable information, personal card data, address list, Bank Account Number, social security number or taxid, medical card number, small amount payment number of the account etc. comprised.Generally speaking, this mobile phone can use the regular handset all functions, and when entering into the place of being furnished with the peripheral terminal machine, mobile phone has just become our various cards used in everyday.
When we consume in the market, when the user does shopping payment, supporting POS can send to business platform with signal source type own, business platform is pushed to mobile phone end with signal type, CPU processor by smartcard internal calls the processing module identical with the signal source type, the relevant information of mobile phone card stored can be sent in the receiver of POS machine by mobile phone then, after receiver is received number of the account, send the password authentification request to the user again, the user can use the button of mobile phone to carry out the password input, after the receiver for the treatment of cashier is received password confirming, ask user's affirmation of paying the bill once more, the user selects to confirm to finish payment business.
The consumer is the gate inhibition in the sub-district, garage at ordinary times, and the scene such as check card of the work attendance when being on duty also can be used the present invention.Enter search coverage when the peripheral processes end perceives mobile phone, self signal type is sent to business platform, platform is pushed to mobile phone end with signal type equally, calls module of the same type by the processing of CPU in blocking and finishes operation flow.
Simultaneously, the user can also use transmitting electronic business card of the present invention.When as long as two mobile phones all are equipped with smart card of the present invention, as long as open corresponding transmission procedure, can detect the signal intensity of receiving end by originating end automatically, during as if two mobile phone apart from each others, use the wireless communication mode of 2.4G, otherwise then call the transmission that the NFC mode is carried out data.
The present invention carries out perfect adaptation with mobile-phone payment business and mobile phone all-purpose card business, and the user need not carry out the mobile phone replacing or carry a large amount of cards in different application scenarioss, really realized a tractor serves several purposes.No matter be in personal consumption, we only need use mobile phone brush on POS with mobile phone under the environment that the peripheral signal source is arranged, just can finish process of consumption.Places such as the gate inhibition in the sub-district, garage, the gate inhibition of company also only need be taken out mobile phone one brush and be got final product.The more services that make the consumer convenient, fast, safe, simply enjoy mobile phone to be brought.
More than; only be preferred embodiment of the present invention, but protection scope of the present invention is not limited thereto, anyly is familiar with those skilled in the art in the technical scope that the present invention discloses; the variation that can expect easily or replacement all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection domain that claim was defined.
Claims (8)
1. a smart card that has NFC and the communication of 2.4G two-band concurrently comprises the base card, it is characterized in that, also comprises: be integrated in CPU processing module, first RF transmit-receive circuit and second RF transmit-receive circuit on the described base card, and first antenna and second antenna; Wherein,
First RF transmit-receive circuit, its signal transmitting and receiving end connects first antenna, transmits and receives the data message of 13.56MHz frequency range through described first antenna;
Second RF transmit-receive circuit, its signal transmitting and receiving end connects second antenna, transmits and receives the data message of 2.4GHz frequency range through described second antenna;
The CPU processing module links to each other with described second RF transmit-receive circuit with described first RF transmit-receive circuit respectively; Identification receives or the frequency of the data message of emission, controls the interactive communication that first RF transmit-receive circuit or described second RF transmit-receive circuit are finished data according to recognition result by pre-set programs output steering order.
2. the smart card that has NFC and the communication of 2.4G two-band concurrently according to claim 1 is characterized in that, also comprises: storer, described storer are integrated on the described base card, are connected with described CPU processing module data communication.
3. the smart card that has NFC and the communication of 2.4G two-band concurrently according to claim 1 is characterized in that described CPU processing module comprises: recognin module and processing sub; Wherein,
Described recognin module, the frequency of the data message that described first RF transmit-receive circuit of real-time judge and described second RF transmit-receive circuit send and receive is then exported first control signal if the frequency of this data message meets the first setpoint frequency scope; If the frequency of this data message meets the second setpoint frequency scope and then exports second control signal;
Described processing sub receives first control signal or second control signal that described recognin module is exported in real time; Call corresponding pre-set programs according to the control signal that receives and control the interactive communication that described first RF transmit-receive circuit or second RF transmit-receive circuit are finished data.
4. the smart card that has NFC and the communication of 2.4G two-band concurrently according to claim 3, it is characterized in that, described CPU processing module also comprises: the external equipment controlling sub, export steering order based on the APDU agreement to external equipment through the interfaces for external devices of described base card.
5. the smart card that has NFC and the communication of 2.4G two-band concurrently according to claim 1, it is characterized in that, described first antenna is an external antenna, and this external antenna is drawn by the interfaces for external devices of base card, or is arranged on the printed circuit board (PCB) of described external equipment.
6. a system that realizes NFC and the communication of 2.4GHz two-band simultaneously is characterized in that, comprising:
The have the right smart card of any one described NFC of having concurrently and the communication of 2.4G two-band in the requirement 1 to 5 of the handheld terminal of NFC and the communication of 2.4GHz two-band, its interpolation;
Service terminal carries out communication with described handheld terminal by NFC and/or 2.4GHz frequency range; And
Business platform communicates to connect with described service terminal, the business information of management different frequency range, issue and the business information of gathering different frequency range.
7. according to the described system that realizes NFC and the communication of 2.4GHz two-band simultaneously of claim 6, it is characterized in that described service terminal is connected by the IP network form with described business platform or connects by serial ports or parallel port private line access or the mode by wireless telecommunications.
8. according to the described system that realizes NFC and the communication of 2.4GHz two-band simultaneously of claim 6, it is characterized in that described handheld terminal is a mobile phone.
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| CN201110134994.2A CN102214317B (en) | 2011-05-24 | 2011-05-24 | Intelligent card combining NFC (Near Field Communication) and 2.4G double frequency band communication and double frequency band communication system |
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| CN104205491A (en) * | 2012-03-30 | 2014-12-10 | 英特尔公司 | Near field communications (nfc) coil with embedded wireless antenna |
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