CN102655642B - User identification module and information interaction method based on same - Google Patents
User identification module and information interaction method based on same Download PDFInfo
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- CN102655642B CN102655642B CN201110051115.XA CN201110051115A CN102655642B CN 102655642 B CN102655642 B CN 102655642B CN 201110051115 A CN201110051115 A CN 201110051115A CN 102655642 B CN102655642 B CN 102655642B
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Abstract
The invention provides a user identification module and an information interaction method based on the same. The user identification module comprises a radio frequency module, a non-contact radio frequency antenna, a main control module and a read-write control module, wherein the main control module is used for controlling the read-write control module to perform non-contact communication mode conversion; the read-write control module is used for controlling the user identification module to select a reader-writer communication mode, a card communication mode or a peer-to-peer communication mode and controlling the radio frequency module to transmit and receive data under the corresponding mode according to the current communication mode of the user identification module; and the radio frequency module is used for transmitting and receiving the data through the non-contact radio frequency antenna according to the control of the read-write control module. According to the user identification module and the information interaction method, non-contact communication among the user identification modules is realized, so that a user can acquire a non-contact communication service under the condition that a user terminal is not replaced; and the control power of an operator over the non-contact service is improved.
Description
Technical field
The present invention relates to communication technical field, particularly relate to a kind of subscriber identification module and the information interacting method based on this subscriber identification module.
Background technology
Mobile communication technology obtains swift and violent development in modern society, and radio RF recognition technology, close range communication techniques, wireless technology, smart card techniques, WAP (wireless application protocol), public key encryption algorithm, Secure Electronics Transactions protocol etc. are that the service field expanding mobile communication technology plays positive effect.
Except providing the most basic communication function, present mobile communication equipment and mobile communication system can provide more alternative function for user.As functions such as on-line payment function, contactless payment function, electronic bill and account inquiries in real time.
As shown in Figure 1, be the stored value card Combi-SIM card architecture schematic diagram in conjunction with running gear non-contact transceiver a kind of in prior art.This framework is by mobile phone subscriber identification module (SIM (SubscriberIdentity Module, client identification module) or USIM (Universal Subscriber Identity Module, Global Subscriber identification card)) wafer is combined into a kind of combined type Subscriber Identity Module (hereinafter referred to as Combi-SIM) with stored value card smart card wafer respond to analogous circuit containing noncontact, then the framework that the collocation running gear that possesses multi-functional non-contact transceiver is formed.Have signal path selection function based on multi-functional non-contact transceiver, running gear not only as non-contact card purposes, and can be used as card reader and reads extraneous non-contact card, or stored value card smart card content in access Combi-SIM.There is provided effect that stored value card and telecommunications value added service are integrated by this, consumer, through the facility of carry-on running gear, carries out electronic-purse transaction whenever and wherever possible.
Realizing in process of the present invention, inventor finds prior art, and at least there are the following problems:
On the one hand, two running gears carrying out contactless communication must possess the function of contactless communication simultaneously, and namely user wants to obtain this service, and two use will change running gear per family, and cannot direct communication between subscriber identification module;
On the other hand, subscriber identification module cannot control the contactless communication of running gear, cause the control dynamics of operator to business very weak, operator is only as passage in contactless communication, namely, after the user of an operator has changed subscriber identification module, user can enjoy the noncontact service of running gear equally.
Summary of the invention
The object of the present invention is to provide a kind of subscriber identification module and the communication means based on this subscriber identification module, to realize the communication between subscriber identification module, ensure that user obtains non-contact communication service when not changing user terminal, and improve the control that operator serves noncontact, for this reason, the present invention adopts following technical scheme:
The embodiment of the present invention provides a kind of subscriber identification module, comprises radio-frequency module and non-contact radio-frequency antenna, also comprises main control module and Read-write Catrol module; Wherein,
Described main control module, carries out contactless communication patten transformation for controlling described Read-write Catrol module;
Described Read-write Catrol module, be read write line communication pattern, card-to-card communication pattern or point-to-point communication pattern for controlling described subscriber identification module, and control described radio-frequency module according to the current residing communication pattern of described subscriber identification module carry out data transmit-receive under corresponding modes;
Described radio-frequency module, for the control according to described Read-write Catrol module, by described non-contact radio-frequency antenna transceiving data.
The embodiment of the present invention also provides a kind of information interacting method based on above-mentioned subscriber identification module, comprising:
The first user identification module being in card reader/writer pattern or point-to-point communication pattern sends wireless connections and sets up request signal;
The second subscriber identification module being in card-to-card communication pattern or point-to-point communication pattern is intercepted and is returned wireless connections after request signal is set up in wireless connections that first user identification module sends and set up response signal;
Described first user identification module, according to the described response signal received, is set up and is connected with the contactless communication between the second subscriber identification module;
Described first user identification module and the second subscriber identification module are connected by the contactless communication set up carries out data communication.
Compared with prior art, the technical scheme that the embodiment of the present invention proposes has the following advantages:
By the technical scheme that the application embodiment of the present invention proposes, contactless communication patten transformation is carried out by master control module controls Read-write Catrol module, and under different communication patterns, carry out data transmit-receive by non-contact radio-frequency antenna by Read-write Catrol module controls radio-frequency module, achieve the communication between subscriber identification module, ensure that user obtains non-contact communication service when not changing user terminal, improve the control of operator to non-contact communication service simultaneously.
Accompanying drawing explanation
Fig. 1 is a kind of stored value card Combi-SIM card architecture schematic diagram in conjunction with running gear non-contact transceiver in prior art;
The structural representation of a kind of subscriber identification module that Fig. 2 provides for the embodiment of the present invention;
The pin schematic diagram of the subscriber identification module that Fig. 3 provides for the embodiment of the present invention;
The schematic flow sheet of the information interacting method between the subscriber identification module that Fig. 4 provides for one embodiment of the invention;
The schematic flow sheet of the information interacting method between the subscriber identification module that Fig. 5 provides for another embodiment of the present invention;
The schematic flow sheet of the information interacting method between the subscriber identification module that Fig. 6 provides for further embodiment of this invention.
Embodiment
For obtain in prior art non-contact communication service must to change between user terminal, subscriber identification module cannot direct communication and operator to the defect such as non-contact communication service control is weak, the embodiment of the present invention proposes the technical scheme of a kind of subscriber identification module and the information interaction based on this subscriber identification module, by improving existing subscriber identification module, achieve the communication between subscriber identification module, ensure that user obtains non-contact communication service when not changing user terminal, and improve the control that operator serves noncontact.
Below in conjunction with the accompanying drawing in the present invention, carry out clear, complete description to the technical scheme in the present invention, obviously, described embodiment is a part of embodiment of the present invention, instead of whole embodiments.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art obtain under the prerequisite not making creative work, all belongs to the scope of protection of the invention.
As shown in Figure 2, the structural representation of a kind of subscriber identification module proposed for the embodiment of the present invention.This subscriber identification module can be SIM card, also can be the Subscriber Identity Module of other types, as usim card.Below be only described for SIM card.As shown in the figure, this SIM card, except comprising radio-frequency module 23, outside non-contact radio frequency antenna 24, can also comprise: main control module 21, Read-write Catrol module 22; Wherein:
Main control module 21, carries out contactless communication patten transformation for controlling Read-write Catrol module 22;
Read-write Catrol module 22 is read write line communication pattern, card-to-card communication pattern or point-to-point communication pattern for controlling this SIM card, and under corresponding modes, carries out data retransmission according to this SIM card current residing communication pattern control radio-frequency module 23;
Concrete, when SIM card is in read write line communication pattern, this SIM card is sustainable outwards sends request the radiofrequency signal setting up wireless connections, to read information in other SIM card after radio communication is connected (non-contact communication manners connects) as read write line or to other SIM card written informations setting up with other SIM card; When SIM card is in card-to-card communication pattern, this SIM card can be intercepted the request that other SIM card send and set up the radiofrequency signal of wireless connections, to read the information of this SIM card by other SIM or to receive the information that other SIM card write to this SIM card setting up after radio communication is connected (near field mode communicates to connect) with other SIM card; When SIM card is in point-to-point communication pattern, this SIM card can continue outwards to send request the radiofrequency signal setting up wireless connections, the radiofrequency signal of wireless connections is set up in the request intercepting again the transmission of other SIM card, to set up after radio communication is connected (non-contact communication manners connects) with other SIM card, not only communicated by read write line communication pattern but also by card-to-card communication pattern with other SIM card.
Radio-frequency module 23, for the control according to Read-write Catrol module 22, by non-contact radio-frequency antenna 24 transceiving data.
Concrete, when SIM card is in read write line communication pattern, the radiofrequency signal that the sustainable outside transmission of this SIM card connects, radio-frequency module 23 is converted to radiofrequency signal for the digital signal being used for connecting sent by the main control module received 21, and outwards sent by non-contact radio-frequency antenna 24, as the SIM card sending to other to be in card-to-card communication pattern; When SIM card is in card-to-card communication pattern, this SIM card can monitor the radiofrequency signal for connecting that other non-contact reader-writers (as the SIM card be under read write line communication pattern) send, radio-frequency module 23 is converted to digital signal for the radiofrequency signal received by non-contact radio-frequency antenna 24, and sends to main control module 21; When SIM card is in point-to-point communication pattern, the radiofrequency signal that the sustainable outside transmission of SIM card one side connects, monitor the radiofrequency signal that other are in the transmission of point-to-point communication Mode S IM card on the other hand, radio-frequency module 23 is converted to radiofrequency signal for the digital signal being used for connecting sent by the main control module received 21, outwards sent by non-contact radio-frequency antenna 24, and the radiofrequency signal that non-contact radio-frequency antenna 24 receives is converted to digital signal, and send to main control module 21.
In order to ensure fail safe when setting up wireless connections between SIM card, and preventing Replay Attack, public and private key can be stored to (this double secret key can be arranged by operator) in SIM card.SIM card can use the PKI of storage to set up request signal to the wireless connections sent and be encrypted, and wireless connections are after encryption set up in request signal and are carried random number, receive encryption and the SIM that request signal is set up in the wireless connections of carrying random number can set up request signal with the private key stored to these wireless connections verifies, and after being verified, returning wireless connections setting up response message.Concrete, main control module 21 can be under card-to-card communication pattern in this SIM card and request signal is set up in the wireless connections that radio-frequency module 23 listens to the encryption that other SIM card send time, use private key to set up request signal to these wireless connections to verify, and after being proved to be successful, returning wireless connections setting up response message, set up wireless connections with these other SIM card; And, when this SIM card is under read write line communication pattern, request signal is set up in the wireless connections that SIM card to the connection establishment signal of this SIM card of response transmission sends the encryption that uses public-key, and in opposite end SIM card, requests verification success is set up to these wireless connections, after returning wireless connections response message, set up wireless connections with opposite end SIM card.
Above-mentioned public and private key, to except the security verification for communicating to connect process of establishing, can also be used for the security guarantee of transfer of data.Certainly, also can only use public and private key to the security guarantee for transfer of data.
Concrete, set up wireless connections between SIM card after, in order to improve the fail safe of the information interaction of SIM card, main control module 21 can also use the PKI of storage to be encrypted the signal that this SIM card sends and carry random number in signal after encryption, and uses the private key stored to verify the signal that other SIM card received send.
Above-mentioned public and private key to being stored in main control module 21, or be stored in SIM card independent of in the memory module 25 of main control module 21.
The conversion of SIM card Three models can pass through user's manual switchover, carries out communication pattern switching as user manually inputs switching command by the mode of STK (SIM ToolKit, STK) menu or user terminal client; Also can being automatically switch, when the SIM card as being in read write line communication pattern receives the radiofrequency signal of another SIM card, point-to-point communication pattern can being automatically switched to.
Concrete, main control module 21 can according to the communication pattern handover request of user's input, and instruction Read-write Catrol module 22 is switched to corresponding communication pattern; Or when request signal is set up in the wireless connections that the SIM card being in read write line communication pattern receives the transmission of other SIM card, main control module 21 indicates Read-write Catrol module 22 to be switched to point-to-point communication pattern.
It should be noted that, the contactless communication function can giving tacit consent to SIM card in the embodiment of the present invention is opened, the unlatching of cipher control SIM card non-contact function also can be set by user, accordingly, main control module 21 or memory module 25 can also store the password for judging whether to start contactless communication function.Such as, if SIM card is set to need to open contactless communication function by input password, then when this SIM card is in card-to-card communication pattern and receive another be in the read-write requests of the SIM card of read write line communication pattern time, user terminal can automatic spring password authentification frame, prompting user inputs password for starting contactless communication function, and when the password inputted is consistent with the password that main control module 21 or memory module 25 store, start contactless communication function.
The SIM card that the embodiment of the present invention provides also can comprise application module 26, for storing application data and user data.Accordingly, user data after application program process can be sent to radio-frequency module 23 by main control module 21, by radio-frequency module 23, digital signal is converted to radiofrequency signal, and sent by non-contact radio-frequency antenna 24, and when receive that other SIM card send include the signal of user data time, obtain the user data that comprises in described signal and send to application module 26 to process.
Concrete, application module 26 can concrete application program and the related data thereof such as store electrons wallet, Mobile phone ticket, as usersaccount information etc.Because the application data stored in application module 26 is higher to security requirement, application module 26 also can leave in a safety chip.
This SIM card can also comprise telco module 27, for realizing the telecommunications functions of SIM card.Accordingly, main control module 21 realizes its telecommunications functions for controlling telco module 27.
Should be noted that time, can be communicated by IF1 communication mode (non-contact communication manners namely between SIM card) between the SIM card that the embodiment of the present invention provides, other near-field communication modes also can be utilized to communicate.
As shown in Figure 3, be the pin schematic diagram of the SIM card that the embodiment of the present invention provides, wherein:
C1: supply voltage (VCC); C2: reset (RST); C3: clock (CLK);
C4: retain and treat following use; C5: ground (GND); C6: program voltage (VPP);
C7: I/O (I/O); C8: retain and treat following use.
Wherein in existing SIM card, C4 pin uses for retaining, in embodiments of the present invention, employing C4 pin realizes the transfer of data between SIM card and user terminal, wherein can pass through IF2 communication mode (i.e. the full-duplex communication mode of C4 pin) between SIM card with user terminal and communicate.During specific implementation, can produce the height of level signal in conjunction with C1 pin, C5 pin and form loop, be the communication transmission of signal between SIM card and user terminal, to make the function of telecommunications functions and contactless communication unaffected mutually.
By the technical scheme that the application embodiment of the present invention proposes, the communication between SIM card, between SIM card and user terminal can be realized, ensureing that user obtains non-contact communication service when not changing user terminal, the control that operator serves noncontact can be improved simultaneously.
Based on the SIM card that the embodiment of the present invention provides, the embodiment of the present invention additionally provides a kind of method of information interaction of SIM card, and SIM card receives the radiofrequency signal of other SIM card transmission according to the different mode of self.
As shown in Figure 4, the procedure Procedure schematic diagram of the information interaction of the SIM card provided for one embodiment of the invention, in this embodiment, SIM card A is in read write line communication pattern, SIM card B is in card-to-card communication pattern, and the contactless communication function of SIM card is all defaulted as unlatching, this flow process describes the process setting up contactless communication connection between SIM card A and SIM card B, and this flow process can comprise:
Step 401, SIM card A send radiofrequency signal to SIM card B.
Concrete, the main control module 21 of SIM card A sends digital signal to radio-frequency module 23, by radio-frequency module 23, the digital signal received is converted to radiofrequency signal, and sends to SIM card B by non-contact radio-frequency antenna 24.
Step 402, SIM card B receive the radiofrequency signal that SIM card A sends, and decode to this radiofrequency signal, if successfully decoded, then return the response of setting up radio communication.
Concrete, after the radio-frequency module 23 of SIM card B receives by non-contact radio-frequency antenna 24 radiofrequency signal that SIM card A sends, the radiofrequency signal received is decoded, after successfully decoded, this radiofrequency signal is converted to digital signal and sends to main control module 21, main control module 21 returns the response of setting up radio communication to SIM card by radio-frequency module 23.
Step 403, SIM card A send wireless connections to SIM card B and set up request signal, carry the ciphertext of public key encryption, can also carry random number further in this request signal.
Concrete, after what SIM card A received that SIM card B returns set up the response of radio communication, send connection establishment request signal by radio-frequency module 23 to SIM card B; Wherein, the ciphertext that main control module 21 uses the public key encryption stored can be carried in this request signal, a step can also be carried out and carry random number.
Step 404, SIM card B are verified the ciphertext that wireless connections are set up in request signal by private key, if be verified, then return the response of setting up wireless connections, if authentication failed, then refuse radio connection request; If wireless connections are set up in request signal and are also carried random number, then SIM card B verifies SIM card A according to this random number, and be proved to be successful, and SIM card B returns the response of setting up wireless connections to during cryptogram validation success, otherwise refusal radio connection request.
Concrete, the main control module 21 of SIM card B utilizes the private key stored to verify the ciphertext that the wireless connections received are set up in request signal, if be proved to be successful, is then returned the response of setting up wireless connections to SIM card A by radio-frequency module 23, if authentication failed, then refuse radio connection request; When the wireless connections that SIM card B receives set up in request signal also carry random number time, main control module 21 is verified SIM card A according to this random number, and be proved to be successful, and during to cryptogram validation success, returned the response of setting up wireless connections to SIM card A by radio-frequency module 23, otherwise refusal radio connection request.
Step 405, SIM card A and SIM card B are connected by the contactless communication set up and carry out data communication.
Concrete, when the main control module 21 of SIM card A receives the response of setting up wireless connections, between SIM card A and SIM card B, set up wireless connections (contactless communication connection), and carry out data communication by the contactless communication connection of setting up.
By the technical scheme that application the above embodiment of the present invention proposes, achieve the communication between SIM card, ensureing that user obtains non-contact communication service when not changing user terminal, improve the control that operator serves noncontact simultaneously.
As shown in Figure 5, the procedure Procedure schematic diagram of the information interaction of the SIM card provided for another embodiment of the present invention, in this embodiment, SIM card A and SIM card B is all in point-to-point communication pattern, the contactless communication function of SIM card A and SIM card B is all easily selected by a user as opening, this flow process describes the process setting up contactless communication connection between SIM card A and SIM card B, and this flow process can comprise:
Step 501, SIM card A send radiofrequency signal to SIM card B, and receive the radiofrequency signal of SIM card B transmission;
Step 502A, the SIM card A radiofrequency signal to the SIM card B received is decoded, and when successfully decoded, returns the response of agreeing to set up radio communication;
Step 502B, the SIM card B radiofrequency signal to the SIM card A received is decoded, and when successfully decoded, returns the response of agreeing to set up radio communication;
Step 503A, when SIM card A is to the radiofrequency signal successfully decoded received, and receive agreement that SIM card B sends when setting up the response of radio communication, SIM card A sends wireless connections to SIM card B and sets up request signal, carries the ciphertext after public key encryption and random number in this request signal;
Step 503B, when SIM card B is to the radiofrequency signal successfully decoded received, and receive agreement that SIM card A sends when setting up the response of radio communication, SIM card B sends wireless connections to SIM card A and sets up request signal, carries the ciphertext after public key encryption and random number in this request signal;
Step 504A, SIM card A are verified by the ciphertext of private key to the connection establishment request received, and when being verified, return the response of setting up wireless connections;
Step 504B, SIM card B are verified by the ciphertext of private key to the connection establishment request received, and when being verified, return the response of setting up wireless connections;
Step 505, the cryptogram validation that the wireless connections received are set up in request signal to be passed through as SIM card A, and receive that SIM card B returns set up the response of wireless connections time, set up point-to-point communication between SIM card A and SIM card B, and carry out data communication by the contactless communication connection of setting up.
Handling process in above-mentioned flow process between the inner each functional module of SIM card can corresponding description in flow process shown in Figure 4, does not repeat them here.
By the technical scheme that the application embodiment of the present invention proposes, achieve between SIM card, ensureing that user obtains non-contact communication service when not changing user terminal, improve the control that operator serves noncontact simultaneously.
Below, in conjunction with the embody rule scene that stored value card is transferred accounts, the technical scheme that the embodiment of the present invention proposes is described in further detail.
Application module in SIM card stores electronic wallet application, and the account of stored value card is stored in the electronic wallet application of SIM card, and secret number is also stored in electronic wallet application.When application wallet is transferred accounts, must secret number be inputted, after electronic wallet application verification password passes through, just allow operation of transferring accounts.When the other side receives and transfers accounts, also must input the secret number of the other side, only have Password Input correct, can receive and transfer accounts.Mobile phone payment platform is preserved the shadow account that SIM card electronic wallet application is corresponding.
Electronic wallet client end is mounted with in mobile phone terminal.SIM card in mobile phone terminal is the SIM card of said structure, has non-contact function, and this non-contact function can by the control of main control module.
As shown in Figure 6, different mobile phone terminal carries out by cordless the flow process that stored value card transfers accounts and can comprise:
Step 601, user select to transfer accounts on the STK menu of mobile phone terminal or on the electronic wallet client end of mobile phone terminal, input transfer amounts and secret number.For convenience of describing, be SIM card A hereinafter referred to as SIM card in this mobile phone terminal, the SIM card in target mobile phones of transferring accounts terminal is SIM card B.
The secret number of the electronic wallet application verified users of step 602, SIM card A, verify by after, send the radiofrequency signal of connection establishment request to SIM card B.Wherein, the contactless communication function of SIM card and SIM card B is defaulted as unlatching, and SIM card A and SIM card B is point-to-point communication pattern.
Step 603, SIM card B return response, and the contactless communication set up between SIM card A and SIM card B connects;
In step 604, SIM card A, electronic wallet application generates check code MAC1 (comprising the random number generating MAC1);
Step 605, SIM card A send transfer request to SIM card B; Wherein, this transfer request carries transfer amounts and MAC1 (comprising the random number generating MAC1);
After step 606, SIM card B receive the request of transferring accounts, user is pointed out to input the secret number of oneself, and after the secret number receiving user's input, the MAC1 that the electronic wallet application on SIM card B verifies this secret number and receives; If upcheck, then the stored value card account of SIM card B adds money, otherwise returns failure response;
The electronic wallet application of step 607, SIM card B generates MAC2 and shows the successful TAC code of this transaction;
Step 608, SIM card B return transfer request response to SIM card A; Wherein, this response comprises MAC2 (comprising the random number generating MAC2), TAC code;
Electronic wallet application verification MAC2 in step 609, SIM card A, if MAC2 verification is passed through, then deducts the transfer amounts of SIM card A stored value card;
The electronic wallet application of step 610, SIM card A generates transaction record; Wherein, this transaction record comprises the TAC code for unique identification one transaction; And upload transaction record to mobile phone payment platform; Wherein, transfer amounts and TAC code is at least comprised in this transaction record;
After step 611, hand call payment system receive this transaction record, verification TAC code, if TAC code check passes through, then in the shadow account of the electronic wallet application of corresponding SIM card A, deduct transfer amounts, in the shadow account of the electronic wallet application of corresponding SIM card B, add transfer amounts;
Step 612, hand call payment system are to the result of SIM card A retrieval system process.
In above-mentioned flow process, the handling process of each functional module in SIM card A and SIM card B see the corresponding description shown in Fig. 4 or Fig. 5, can not repeat them here.
Through the above description of the embodiments, those skilled in the art can be well understood to the embodiment of the present invention can by hardware implementing, and the mode that also can add necessary general hardware platform by software realizes.Based on such understanding, the technical scheme of the embodiment of the present invention can embody with the form of software product, it (can be CD-ROM that this software product can be stored in a non-volatile memory medium, USB flash disk, portable hard drive etc.) in, comprise some instructions and perform each method implementing described in scene of the embodiment of the present invention in order to make a computer equipment (can be personal computer, server, or the network equipment etc.).
It will be appreciated by those skilled in the art that accompanying drawing is a schematic diagram preferably implementing scene, the module in accompanying drawing or flow process might not be that the enforcement embodiment of the present invention is necessary.
It will be appreciated by those skilled in the art that the module in the device implemented in scene can carry out being distributed in the device of enforcement scene according to implementing scene description, also can carry out respective change and being arranged in the one or more devices being different from this enforcement scene.The module of above-mentioned enforcement scene can merge into a module, also can split into multiple submodule further.
The invention described above embodiment sequence number, just to describing, does not represent the quality implementing scene.
Be only the several concrete enforcement scene of the embodiment of the present invention above, but the embodiment of the present invention is not limited thereto, the changes that any person skilled in the art can think of all should fall into the business limited field of the embodiment of the present invention.
Claims (13)
1. a subscriber identification module, comprises radio-frequency module and non-contact radio-frequency antenna, it is characterized in that, also comprises main control module and Read-write Catrol module; Wherein,
Described main control module, carries out contactless communication patten transformation for controlling described Read-write Catrol module;
Described Read-write Catrol module, be read write line communication pattern, card-to-card communication pattern or point-to-point communication pattern for controlling described subscriber identification module, and control described radio-frequency module according to the current residing communication pattern of described subscriber identification module carry out data transmit-receive under corresponding modes;
Described radio-frequency module, for the control according to described Read-write Catrol module, by described non-contact radio-frequency antenna transceiving data;
Wherein, also comprise and store the right memory module of public and private key, or store public and private key pair in described main control module;
Described main control module also for, be under card-to-card communication pattern in described subscriber identification module, described radio-frequency module listens to encryption that peer user identification module sends and request signal is set up in the wireless connections carrying random number time, use described private key to set up request signal to described wireless connections to verify, and set up wireless connections with described peer user identification module after being proved to be successful; And, when described subscriber identification module is under read write line communication pattern, send to peer user identification module and use described public key encryption and request signal is set up in the wireless connections carrying random number, and after described peer user identification module sets up requests verification success to described wireless connections, set up wireless connections with described peer user identification module.
2. subscriber identification module as claimed in claim 1, is characterized in that, also comprise and store the right memory module of public and private key, or store public and private key pair in described main control module;
Described main control module also for, use described PKI to be encrypted the signal that described subscriber identification module sends and send to described radio-frequency module after carry random number in described signal, using described private key to verify the signal that the peer user identification module that described radio-frequency module receives sends.
3. subscriber identification module as claimed in claim 1, is characterized in that, also comprise the memory module storing password, or store password in described main control module;
Described main control module also for, the password using described codon pair user to input is verified, and after being verified, indicate described Read-write Catrol module to start contactless communication function.
4. subscriber identification module as claimed in claim 1, is characterized in that, described main control module specifically for, according to the communication pattern handover request of user's input, indicate described Read-write Catrol module to be switched to corresponding communication pattern.
5. subscriber identification module as claimed in claim 1, it is characterized in that, described main control module specifically for, when described subscriber identification module is in read write line communication pattern, if request signal is set up in the wireless connections receiving the transmission of other subscriber identification modules, then described Read-write Catrol module is indicated to be switched to point-to-point communication pattern.
6. subscriber identification module as claimed in claim 1, it is characterized in that, described Read-write Catrol module specifically for, when described subscriber identification module is read write line communication pattern, indicate described radio-frequency module that the digital signal that the described main control module received sends is converted to radiofrequency signal, and send to other subscriber identification modules by described non-contact radio-frequency antenna; When described subscriber identification module is card-to-card communication pattern, the radiofrequency signal indicating described radio-frequency module described contactless antenna to be received the transmission of other subscriber identification modules is converted to digital signal and sends to described main control module; When described subscriber identification module is point-to-point communication pattern, indicate described radio-frequency module that the digital signal that the described main control module received sends is converted to radiofrequency signal and sends to other subscriber identification modules by described non-contact radio-frequency antenna, the radiofrequency signal that other subscriber identification modules received by described contactless antenna send is converted to digital signal and sends to described main control module.
7. the subscriber identification module as described in any one of claim 1-6, is characterized in that, also comprises:
Application module, for storing application data and user data;
Described main control module specifically for, user data after application program process is sent to described radio-frequency module, sent by described non-contact radio-frequency antenna by described radio-frequency module, and when receiving the user data that peer user identification module sends, send to described application module to process.
8. the subscriber identification module as described in any one of claim 1-6, is characterized in that, also comprises:
Telco module, for realizing the telecommunications functions of described subscriber identification module;
Described main control module also for, control described telco module and realize telecommunications functions.
9., based on the information interacting method that the subscriber identification module described in any one of claim 1-8 realizes, it is characterized in that, comprising:
The first user identification module being in card reader/writer pattern or point-to-point communication pattern sends wireless connections and sets up request signal;
The second subscriber identification module being in card-to-card communication pattern or point-to-point communication pattern is intercepted and is returned wireless connections after request signal is set up in wireless connections that first user identification module sends and set up response signal;
Described first user identification module, according to the described response signal received, is set up and is connected with the contactless communication between the second subscriber identification module;
Described first user identification module and the second subscriber identification module are connected by the contactless communication set up carries out data communication.
10. method as claimed in claim 9, is characterized in that, first user identification module sends wireless connections and sets up request signal, is specially:
First user identification module use the PKI stored to be encrypted the wireless connections request of setting up and described wireless connections set up carry random number in request after send;
Second subscriber identification module returns wireless connections and sets up response signal, is specially:
Second subscriber identification module uses the private key that stores to the encryption listened to and the wireless connections request of setting up of carrying random number is verified, and after being proved to be successful, returning wireless connections and set up response signal.
11. methods as claimed in claim 9, is characterized in that, first user identification module transmission wireless connections also comprise before setting up request signal:
First user identification module uses the password for the codon pair user input judging whether to start contactless communication function stored to verify, and after being verified, start contactless communication function.
12. methods as claimed in claim 9, it is characterized in that, the communication pattern handover request that described subscriber identification module inputs according to user is switched to corresponding communication pattern, and described communication pattern comprises read write line communication pattern, card-to-card communication pattern and point-to-point communication pattern.
13. methods as claimed in claim 9, is characterized in that, when request signal is set up in the wireless connections that the subscriber identification module being in read write line communication pattern receives the transmission of other subscriber identification modules, described subscriber identification module is switched to point-to-point communication pattern.
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| CN101111022A (en) * | 2007-08-10 | 2008-01-23 | 中兴通讯股份有限公司 | Multi-module machine and implementing method thereof |
| CN101771754A (en) * | 2008-12-31 | 2010-07-07 | 北京联想软件有限公司 | Mobile terminal and method for near-field communication thereof |
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| CN101771754A (en) * | 2008-12-31 | 2010-07-07 | 北京联想软件有限公司 | Mobile terminal and method for near-field communication thereof |
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