The content of the invention
In view of the above problems, the embodiment of the present invention provides a kind of mobile communications network business realizing system and method, passes through
SIM card cloud the technologies such as shares and overcomes and solve existing to realize present in mobile communication business in cross operator network or cross-region
The problems such as excessively harsh and of high cost to carrier network requirement.
The embodiment of the present invention employs following technical solution:
One embodiment of the invention provides a kind of mobile communication business and realizes system, the system comprises empty card terminal and
Cloud server:
The cloud server includes Xu Ka administrative centers and SIM card pond, and the SIM card pond belongs to different fortune for storing
Seek multiple entity SIM cards of business's network;
The void card terminal includes communication module, main control module, Base-Band Processing BP modules and SIM card simulator;It is described logical
Letter module possesses the communication module of network-connectivity for end side;The BP modules are connected with SIM card simulator, and SIM card
Simulator is connected by network with SIM card pond;
The communication module, for connecting the operation trader network information that web search terminal can access;
The main control module, for sending the carrier network that includes the terminal and can access to the Xu Ka administrative centers
The empty card application of information;And the empty card information for returning to Xu Ka administrative centers is loaded into the SIM card simulator, described in startup
BP modules;
The Xu Ka administrative centers, for blocking the operation trader network information that the terminal in application can access according to void,
Belong to the local empty card information of the carrier network for empty card terminal distribution;
The BP modules, for passing through SIM card simulator simulation reality corresponding with empty card information described in SIM card pond
Mobile communication business is realized in interaction between body SIM card;
The SIM card simulator, for the request of the mobile communication business of BP modules to be sent to institute in SIM card pond through network
The corresponding entity SIM card of empty card information is stated, and the request results of entity SIM card in SIM card pond are back to BP modules.
The void card terminal further includes Wi-Fi AM access modules, and the forwarding for establishing with the BP modules is route, and is provided
Wi-Fi access functions.
The communication module is specifically used for:
The operation trader network information that web search terminal can access is connected by Wi-Fi modes;Or
The operation trader network information that web search terminal can access is connected by RJ45 cable modes;Or
The operation trader network information that can be accessed by mobile communication connection web search terminal;The mobile communication side
Formula is 2G, 3G or 4G mobile communication.
When the communication module is specifically used for the operator that connects web search terminal by mobile communication and can access
During the network information, the communication module includes BP units and SIM card, and BP units establish mobile communication access using SIM card, and search
Rope obtains the operation trader network information that terminal can access;
The main control module further includes:
Communication module closing unit, for after the BP modules are started, closing the communication module.
SIM card in the communication module is entity SIM card and/or virtual SIM card;
If SIM card in the communication module is virtual SIM card, the BP units in the communication module by serial ports and
Half-duplex full duplex isolation circuit simulation SIM card communication mode realizes the interaction with virtual SIM card;
The half-duplex full duplex isolation circuit is specially that double-triode valve follows circuit.
In addition, the embodiment of the present invention additionally provides a kind of mobile communication business implementation method, the described method includes:
The operation trader network information that the communication module connection web search terminal of empty card terminal can access;
The main control module of empty card terminal sends the operator's net that includes the terminal and can access to the Xu Ka administrative centers
The empty card application of network information;
The carrier network that the terminal of the Xu Ka administrative centers in empty card application in cloud server can access
Information belongs to the local empty card information of the carrier network for empty card terminal distribution;
The empty card information that the main control module of empty card terminal returns to Xu Ka administrative centers is loaded into the SIM card simulator
In, start Base-Band Processing BP modules;
The BP modules of empty card terminal simulate entity corresponding with empty card information described in SIM card pond by SIM card simulator
Mobile communication business is realized in interaction between SIM card;Wherein, empty card terminal SIM card simulator is by the mobile communication business of BP modules
Request is sent to described in SIM card pond the corresponding entity SIM card of empty card information through network, and by entity SIM card in SIM card pond
Request results are back to BP modules.
The void card terminal is additionally provided with Wi-Fi AM access modules, and the method further includes:The Wi-Fi AM access modules are built
The vertical forwarding with the BP modules is route, and provides Wi-Fi access functions.
The operation trader network information that the communication module connection web search terminal of the void card terminal can access includes:
The carrier network that the communication module of empty card terminal connects web search terminal by Wi-Fi modes and can access is believed
Breath;Or
The communication module of empty card terminal connects the carrier network that web search terminal can access by RJ45 cable modes
Information;Or
The carrier network that the communication module of empty card terminal can be accessed by mobile communication connection web search terminal
Information;The mobile communication is 2G, 3G or 4G mobile communication.
The operator that the communication module of the void card terminal can be accessed by mobile communication connection web search terminal
The network information includes:
The communication module includes BP units and SIM card, and the BP units establish mobile communication access using SIM card, and
Search obtains the operation trader network information that terminal can access;
The method further includes:
After the BP modules are started, the communication module is closed.
SIM card in the communication module is entity SIM card and/or virtual SIM card;
If the SIM card in the communication module is virtual SIM card, the BP units establish mobile communication using SIM card
Access includes:
BP units in communication module are simulated SIM card communication mode by serial ports and half-duplex full duplex isolation circuit and are realized
With the interaction of virtual SIM card;The half-duplex full duplex isolation circuit is specially that double-triode valve follows circuit.
A kind of mobile communications network business realizing system and method provided in an embodiment of the present invention, including empty card terminal and cloud
Server is held, empty card terminal establishes network connection using the communication module that the utilization carried carries, and searches for and obtain terminal and can connect
The operation trader network information entered;The operation trader network information that terminal can access is sent to cloud server again and carries out empty card Shen
Please, and the empty card information of distribution is obtained;BP modules are simulated corresponding with empty card information in the SIM card pond of high in the clouds by SIM card simulator
Entity SIM card interaction, realize mobile communication business.As it can be seen that an embodiment of the present invention provides a kind of flexible, adaptable and
The mobile communications network business solution of low-cost cross operator network or cross-region, can be according to different operators
Network automatically selects ownership place SIM card, and SIM card realizes mobile communications industry with can then utilizing the operator ownership automatically selected
Business, mobile communication business include but not limited to the basic phones business such as phone, short multimedia message and the movement based on 2G, 3G or 4G
Communication connection business etc. so as to substantially reduce communication cost, is no longer influenced by the limitation of the hardware devices such as mobile terminal, operator's net
The many restrictions factor such as network limitation and region so that realize mobile communications network business in cross operator network or cross-region
More flexibly, adaptability is stronger, and cost is lower.Also, the embodiment of the present invention is unaware for a user, user
It experiences also very good.
Further, in the embodiment of the present invention, empty card terminal can also include Wi-Fi AM access modules, for foundation and institute
The forwarding routing of BP modules is stated, so as to provide Wi-Fi access functions for other terminals.On other terminals are not suitable
When net channel, the Wi-Fi AM access modules that this void card terminal provides and the empty card information foundation based on distribution can be utilized
Mobile communications network realize online.
The embodiment of the present invention, which carries communication module, can also support virtual SIM card with support entity SIM card, further
, virtual SIM card is using serial ports and the half-duplex full duplex isolation circuit simulation SIM card communication technology so that virtual SIM card scheme
It realizes simply, and without be changed to mobile communications network business so that scheme is easy to extend and implement.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with attached drawing to embodiment party of the present invention
Formula is described in further detail.
The remote sim card cloud technology of sharing that the embodiment of the present invention uses, underlying protocol is still based on SIM card technology, void card
Terminal need not be inserted into different SIM cards for heterogeneous networks, nor SIM card information is built in lane terminal at the very start, and
It is by network, SIM card and terminal device is connected, when terminal is needed using SIM card, the embodiment of the present invention will asks
The cloud server for being forwarded to network side is handled.When terminal accesses different wireless networks, the present invention can be from network side
Local SIM card is called to realize network insertion, and for user imperceptible network switching, and expense also compares roaming charges
With much lower.
Referring to Fig. 1, an embodiment of the present invention provides a kind of mobile communication businesses to realize system, the system comprises:Void card
Terminal 100 and cloud server 200.
Wherein, the cloud server 200 includes Xu Ka administrative centers 201 and SIM card pond 202, the SIM card pond 202
For storing multiple entity SIM cards of ownership different operators network.
In practical application, multiple actual SIM cards are inserted in the SIM card pond of high in the clouds, multiple entity SIM cards are corresponding different respectively
Carrier network, the carrier network can such as include operator's informaiton, ownership place, set meal service, value-added service etc.,
A variety of entity SIM cards can be chosen according to actual demand to share in SIM card pond beyond the clouds.
Preferably, SIM card pond in high in the clouds can be arranged at multiple regions by layout type in a distributed manner;Such as multiple countries of the world
Multiple areas etc., it is more convenient to safeguard.
High in the clouds Xu Ka administrative centers 201 record, manage and safeguard the information for multiple the entity SIM cards stored in SIM card pond,
Including carrier network corresponding to it etc..
In practical applications, Xu Ka administrative centers can be belonged to operation according to preset allocation algorithm by empty card terminal distribution
The local empty card information of business's network.Preset allocation algorithm such as can be meter in the carrier network that can be accessed in multiple terminals
It calculates the simultaneously most stable of carrier network of selection signal or calculates and select carrier network minimum at one's own expense or value-added service
Most carrier network, etc., can be according to the preset allocation algorithm of concrete application scene.
In the embodiment of the present invention, empty card terminal 100 includes communication module 101, main control module 102, Base-Band Processing BP modules
103 and SIM card simulator 104.
First introduce lower BP modules:Functional mobile phone generally contains only baseband chipsets, that is, so-called BP.And smart mobile phone,
Then contain two parts of AP and BP.AP, application processor (Application Processor) are responsible for major applications
The execution of program.And BP, baseband processor (Baseband Processor), also referred to as communication processor (CP,
Communication Processor), it is responsible for the execution of all communication softwares.If the hardware configuration of functional mobile phone, with BP
Based on, it is with the addition of some additional application programs and corresponding hardware adaptor.So smart mobile phone as functional mobile phone into
One step develops, and on the basis of BP, adds AP, dedicated for strengthening the support to application program.
In the embodiment of the present invention, the communication module is specially the communication module that end side possesses network-connectivity.
That is the communication module that can realize network connection that communication module, which is end side, to be carried, for example can be carried in terminal
Wi-Fi communication modules, RJ45 cables communication module, the mobile communication modules such as 2G/3G/4G.
The BP modules are connected with SIM card simulator, and SIM card simulator is connected by network with SIM card pond.
The communication module, for connecting the operation trader network information that web search terminal can access.
The main control module, for sending the operation trader network information that includes the terminal and can access to Xu Ka administrative centers
Empty card application;And the empty card information for returning to Xu Ka administrative centers is loaded into the SIM card simulator, starts the BP moulds
Block.
The Xu Ka administrative centers, for blocking the operation trader network information that the terminal in application can access according to void,
Belong to the local empty card information of the carrier network for empty card terminal distribution.
Specifically, the operation trader network information that Xu Ka administrative centers can access according to the terminal provided in empty card application,
Belong to the local empty card of suitable carrier network for terminal distribution, and the empty card information of distribution is returned into main control module.
The BP modules, for passing through SIM card simulator simulation reality corresponding with empty card information described in SIM card pond
Mobile communication business is realized in interaction between body SIM card.
It should be noted that mobile communication business includes but not limited to:The basic phones business such as phone, short multimedia message and
Mobile communications network connection business based on 2G, 3G or 4G.
The SIM card simulator, for the request of the mobile communication business of BP modules to be sent to institute in SIM card pond through network
The corresponding entity SIM card of empty card information is stated, and the request results of entity SIM card in SIM card pond are back to BP modules.
The distinctive SIM card simulator technology of the embodiment of the present invention completely or partially realizes SIM by SIM simulator softwares
Card function, and support with the actual SIM card in high in the clouds to be connected by internet, all or part of instruction is transmitted to high in the clouds
The technology that SIM card is handled, so as to realize mobile communication of the empty card terminal based on entity SIM card in the SIM card pond of high in the clouds
Business.
It should be noted that SIM card described in the embodiment of the present invention, include but not limited to SIM card, usim card, RUIM cards,
UIM cards etc..
As it can be seen that an embodiment of the present invention provides a kind of flexible, adaptable and low-cost cross operator network or across
The mobile communications network business solution of region can automatically select ownership place SIM card according to different carrier networks, after
And SIM card realizes mobile communication business with can utilizing the operator ownership that automatically selects, mobile communication business includes but unlimited
In the basic phones business such as phone, short multimedia message and mobile communication connection business based on 2G, 3G or 4G etc., so as to drop significantly
Low communication expense is no longer influenced by the limitation of the hardware devices such as mobile terminal, many restrictions such as carrier network limitation and region
Factor so that realize that mobile communications network business is more flexible in cross operator network or cross-region, adaptability is stronger, and cost
It is lower.Also, the embodiment of the present invention is unaware for a user, and user experience is also very good.
As preference, mobile communication business provided in an embodiment of the present invention realizes system, further include:
Wi-Fi AM access modules, the forwarding for establishing with the BP modules are route, and provide Wi-Fi access functions.
The Wi-Fi AM access modules of empty card terminal are route by the forwarding established with BP modules, so as to be other terminals
Wi-Fi access functions are provided.When other terminals are without suitably online channel, it can utilize what this void card terminal provided
The mobile communications network that Wi-Fi AM access modules and empty card information based on distribution are established realizes online.And if other shiftings
When dynamic terminal is wanted to realize the mobile communication businesses such as phone, short multimedia message and mobile network's connection, the Wi- can also be passed through
Fi AM access modules and the mobile communication business of local SIM card of the forwarding route implementing based on suitable carrier network of BP modules.
In the embodiment of the present invention, it is preferred that terminal can connect online access by various ways such as RJ45 or Wi-Fi
Virtual card is selected, real card data roaming is further reduced, specifically, the communication module is specifically used for:
The operation trader network information that web search terminal can access is connected by Wi-Fi modes;Alternatively, pass through RJ45 cables
Mode connects the operation trader network information that web search terminal can access;Alternatively, web search is connected by mobile communication
The operation trader network information that terminal can access;The mobile communication is the mobile communications such as 2G, 3G or 4G.
When the communication module is specifically used for the operator that connects web search terminal by mobile communication and can access
During the network information, the communication module includes BP units and SIM card, and BP units establish mobile communication access using SIM card, and search
Rope obtains the operation trader network information that terminal can access.
Correspondingly, the main control module further includes:
Communication module closing unit, for after the BP modules are started, closing the communication module.
That is, when the communication module that terminal carries is also specifically that Base-Band Processing mode realizes communication, i.e. 2G, 3G or 4G
When modes realize network connection, if present terminal carries the SIM card that BP units are connected and when non-present is suitble to carrier network
(for example being currently at international roaming) can generate high money if the communication module carried with emphasis realizes network connection at this time
Take, at this time after the BP modules based on local empty card have completed the just network connection of local empty card, preferred terminal of closing carries
Communication module, to avoid high rate, but with the BP modules based on local empty card.
In practical application, the SIM card in the communication module is entity SIM card and/or virtual SIM card.
If SIM card in the communication module is virtual SIM card, the BP units in the communication module by serial ports and
Half-duplex full duplex isolation circuit simulation SIM card communication mode realizes the interaction with virtual SIM card.
Preferably, the half-duplex full duplex isolation circuit is specially that double-triode valve follows circuit.
In practical application, mobile terminal is generally configured with one or more communication ports (i.e. serial ports), mostly as tune
Try the development phase debugging used in, after commercialization often and without using.Therefore, as preference, in the embodiment of the present invention, Ke Yizhi
Connect the serial ports carried in using terminal, naturally it is also possible in addition increase serial ports and realize.
The embodiment of the present invention, which carries communication module, can also support virtual SIM card with support entity SIM card, further
, virtual SIM card is using serial ports and the half-duplex full duplex isolation circuit simulation SIM card communication technology so that virtual SIM card scheme
It realizes simply, and without be changed to mobile communications network business so that scheme is easy to extend and implement.
Specifically, serial ports and half-duplex full duplex isolation circuit, are realized for simulating SIM card communication mode to virtual SIM
The communication of card.Wherein, the serial ports is connected with half-duplex full duplex isolation circuit;The half-duplex full duplex isolation circuit warp
SIM interface is connected with communication module.
It should be noted that since SIM card interface meets ISO7816 agreements, for the half-duplex operation of communication module initiation
Agreement, data cable only has one, and serial ports conforms generally to EIA RS232-C agreements, is full-duplex communication agreement, including transmitting-receiving two
Data line, the two by communication protocol adaptation unit with realize half-duplex full duplex isolation circuit connect.
Specifically, a kind of specific implementation of the half-duplex full duplex isolation circuit, can be specially double-triode valve
Follow circuit.Referring specifically to shown in Fig. 2.
Wherein, double-triode valve follows the input terminal CH0_TXD of circuit to be connected with the transmitting terminal Tx of serial ports, and double-triode valve follows
The output terminal CH0_RXD of circuit is connected with the receiving terminal Rx of serial ports and the SIM card interface of communication module.
When communication module sends data through SIM card interface to virtual SIM card, double-triode valve follows the input terminal of circuit
CH0_TXD is arranged to high level, and influences of the isolated serial port transmitting terminal Tx to serial ports receiving terminal Rx, the data of SIM card interface are through string
Mouth receiving terminal Rx is sent to virtual SIM card service, realizes that virtual SIM card service receives the data of communication module transmission.
When virtual SIM card service sends data to communication module, double-triode valve follows two triode shapes in circuit
Voltage follow is realized into two phase inverters, and double-triode valve is followed to the input terminal CH0_TXD and output terminal CH0_RXD of circuit
Data are set to unanimously, and the data of the transmitting terminal Tx of serial ports are sent to communication module through SIM card interface.
In half-duplex full duplex isolation circuit, the data TX lines of CH0_TXD connection serial ports, CH0_RXD connection SIM card interfaces
IO lines, and connect the RX lines of serial ports simultaneously.Provide that all data transmissions are all BP sides SIM based on SIM mouthfuls of half-duplex protocols
Mouth controller is initiated, and SIM card carries out response, ensures that the half-duplex on IO lines is multiplexed with this.Based on this, virtual SIM card simulates journey
Sequence is designed as passive response, to ensure that TX and RX lines will not receive/send data simultaneously on serial ports.When serial ports receives data,
CH0_TXD voltages are height, so that Q1 is turned on, Q2 cut-offs, influences of the isolated serial port transmitting terminal Tx to serial ports receiving terminal Rx, SIM
The data of card interface are sent to virtual SIM card through serial ports receiving terminal Rx;When serial ports sends data, Q1 and Q2 composition voltage follows
Circuit makes the data received on CH0_RXD i.e. SIM mouthfuls of IO line consistent on CH0_TXD, the data of the transmitting terminal Tx of serial ports
Communication module is sent to through SIM card interface, so as to fulfill half-duplex operation.
It should be noted that empty card terminal can be implemented separately in the embodiment of the present invention, i.e., in the form of portable terminal extension
It is implemented separately, function module that can also be in empty card terminal is completely or partially built in the terminal devices such as MIFI, mobile phone, charger baby
Middle realization.
Specifically, a kind of realization method that empty card terminal is implemented separately in the form of portable terminal extension in the embodiment of the present invention
Can be that above-mentioned communication module, main control module, Base-Band Processing BP modules and SIM card simulator are realized in empty card terminal,
Its mobile terminal is communicated by the corresponding interface with empty card terminal, which can be above-mentioned Wi- in empty card terminal
Fi AM access modules, other terminal devices are communicated by Wi-Fi AM access modules of the Wi-Fi through empty card terminal with empty card terminal realization,
Can also be other interface modes, for example empty card terminal data line interface mode etc. interface form is realized with other terminal devices
Data interaction.
Another realization method of the empty card terminal in the form of portable terminal extension can block void in the embodiment of the present invention
The partial function module of terminal is multiplexed with other terminals, i.e., the partial function module of empty card terminal is integrated in other terminals
In equipment.For example realize Base-Band Processing BP modules and SIM card simulator in the form of portable terminal extension, and communication module and master
It controls module then to realize in mobile terminal (such as mobile phone), you can with using the communication module of mobile terminal (such as mobile phone) and master
Module is controlled to realize.
Another realization method of empty card terminal is also possible that the repertoire mould in empty card terminal in the embodiment of the present invention
Block is built in the terminal devices such as MIFI, mobile phone, charger baby and realizes.In concrete application, if existing in other terminal devices
Function module, then directly be multiplexed, without function module then realized in a manner of increasing.
Preferably, existing function module is directly multiplexed in other terminal devices in can merging in other terminals,
And the function module not having in other terminal devices is then realized in the form of portable terminal extension, in this way, being set substantially without to existing
It is standby to be modified, it is only necessary to goal of the invention of the embodiment of the present invention can be realized with unification terminal extension.
The realization method principle of empty card terminal is consistent with the example above, can be designed according to practical application, and the present invention is implemented
Example no longer repeats one by one.
It is shown in Figure 3, a kind of mobile communication business is introduced with specific example and realizes system work signal.
The system of this specific example includes two parts of cloud server and terminal, and high in the clouds includes SIM card pond and empty card is managed
Reason center;Terminal installation includes two or more BP modules, wireless routing module (i.e. Wi-Fi AM access modules), a master
Control module and one or more SIM card emulator modules, one of BP (BP1) module is (or built-in using a physical SIM card
Virtual SIM card) realize network connection, and realize that the network in SIM card simulator and high in the clouds SIM card pond connects using the network connection
It connects, another BP (BP2) module establishes radio channel using SIM card simulator, and is connected with wireless routing module, externally provides
Wireless routing service.
Concrete composition is described as follows:
First, terminal part
1.BP modules, two BP modules of terminal built-in, one is inserted with SIM card for establishing communication channel, and one is used for building
Found local service channel.
2. the terminal part of the device starts, the SIM card that logical roaming service is opened in sim card slot insertion one is (or built-in
In the SIM card of BP1 modules), start BP1, it is established that the communication channel in terminal and high in the clouds.
The carrier network that 3.BP1 search terminals can access, and operation trader network information is supplied to main control module.
4. main control module sends empty card application request by communication channel to the Xu Ka administrative centers in high in the clouds, request bag is sent
Include the current operation trader network information that can be accessed of terminal.
5. the Xu Ka administrative centers in high in the clouds block the provided operation trader network information of application request according to empty, to terminal distribution
One belongs to the local available empty card information of operator.
6. the main control module of terminal receives empty card information, empty card data are loaded into SIM card simulator, start BP2 modules.
7.BP2 modules are connected with SIM card simulator, and all interactions with SIM card of BP2 modules are realized by SIM card simulator.
After 8.BP2 starts successfully, start wireless routing module, wireless communication service is externally provided.
9. the process that terminal accesses local network under roaming state is as shown in Figure 4.
2nd, high in the clouds part
1. Xu Ka administrative centers for the operation trader network information that can be accessed according to terminal, make to terminal device distribution
Belong to the SIM card information of operator local.
2.SIM Ka Chi, SIM card pond are connected by network with SIM card simulator, and SIM card simulator will be all or part of whole
End BP modules pass through forwarded to the actual SIM card being inserted in SIM card pond to the instruction that SIM card is sent, and by the meter of SIM card
It calculates result and replies to BP modules.
3. for example, terminal, in network attachment, network authentication process is as shown in Figure 5.
In this specific example, following key technology is mainly employed:It can be according to the carrier network of terminal the country one belongs to
Information, the automatic technology for giving terminal distribution SIM card.BP modules that there are two terminal bands (or a support double-card dual-standby BP mould
Block), it is another to support that the BP modules (or built-in SIM card) for being inserted with the SIM card for supporting roaming by one establish communication link
A BP modules use the design of roaming place SIM card.The distinctive SIM card simulator technology of this programme is soft by SIM simulators
Part completely or partially realizes SIM card function, and supports with the actual SIM card in high in the clouds to be connected by internet, will it is whole or
Part instruction is transmitted to the technology that high in the clouds SIM card is handled.Etc..
Referring to Fig. 6, the embodiment of the present invention additionally provides a kind of mobile communication business implementation method.
The system that method provided in an embodiment of the present invention is based on includes empty card terminal and cloud server:
The cloud server includes Xu Ka administrative centers and SIM card pond, and the SIM card pond belongs to different fortune for storing
Seek multiple entity SIM cards of business's network.
The void card terminal includes communication module, main control module, Base-Band Processing BP modules and SIM card simulator;It is described logical
Letter module possesses the communication module of network-connectivity for end side;The BP modules are connected with SIM card simulator, and SIM card
Simulator is connected by network with SIM card pond.
Described method includes following steps for the embodiment of the present invention:
S601:The operation trader network information that the communication module connection web search terminal of empty card terminal can access.
S602:The main control module of empty card terminal sends the operation that includes the terminal and can access to the Xu Ka administrative centers
The empty card application of business's network information.
S603:The operator that the terminal of the Xu Ka administrative centers in empty card application in cloud server can access
The network information belongs to the local empty card information of the carrier network for empty card terminal distribution.
S604:The empty card information that the main control module of empty card terminal returns to Xu Ka administrative centers is loaded into the SIM card mould
Intend in device, start Base-Band Processing BP modules.
S605:The BP modules of empty card terminal are simulated corresponding with empty card information described in SIM card pond by SIM card simulator
Mobile communication business is realized in interaction between entity SIM card.
Wherein, empty card terminal SIM card simulator asks the mobile communication business of BP modules to be sent to SIM card pond through network
Described in the corresponding entity SIM card of empty card information, and the request results of entity SIM card in SIM card pond are back to BP modules.
It should be noted that mobile communication business includes but not limited to:The basic phones business such as phone, short multimedia message and
Mobile communications network connection business based on 2G, 3G or 4G.
Further, the empty card terminal is additionally provided with Wi-Fi AM access modules, and the method further includes:The Wi-Fi connects
Enter the forwarding that module is established with the BP modules to route, Wi-Fi access functions are provided.
The Wi-Fi AM access modules of empty card terminal are route by the forwarding established with BP modules, so as to be other terminals
Wi-Fi access functions are provided.When other terminals are without suitably online channel, it can utilize what this void card terminal provided
The mobile communications network that Wi-Fi AM access modules and empty card information based on distribution are established realizes online.And if other shiftings
When dynamic terminal is wanted to realize the mobile communication businesses such as phone, short multimedia message and mobile network's connection, the Wi- can also be passed through
Fi AM access modules and the mobile communication business of local SIM card of the forwarding route implementing based on suitable carrier network of BP modules.
As preference, the carrier network letter that the communication module connection web search terminal of the void card terminal can access
The specific implementation of breath can be but not limited to:
The carrier network that the communication module of empty card terminal connects web search terminal by Wi-Fi modes and can access is believed
Breath.
Alternatively, the communication module of empty card terminal connects the operator that web search terminal can access by RJ45 cable modes
The network information.
Alternatively, the operator that the communication module of empty card terminal can be accessed by mobile communication connection web search terminal
The network information;The mobile communication is 2G, 3G or 4G mobile communication.
Etc..
That is, terminal can connect online access selection virtual card by modes such as RJ45 or Wi-Fi, further
Reduce real card data roaming.
As a kind of specific implementation, the communication module of the void card terminal connects network by mobile communication and searches
The operation trader network information that rope terminal can access includes:
The communication module includes BP units and SIM card, and the BP units establish mobile communication access using SIM card, and
Search obtains the operation trader network information that terminal can access.
The method of the embodiment of the present invention further includes:
After the BP modules are started, the communication module is closed.
That is, when the communication module that terminal carries is also specifically that Base-Band Processing mode realizes communication, i.e. 2G, 3G or 4G
When modes realize network connection, if present terminal carries the SIM card that BP units are connected and when non-present is suitble to carrier network
(for example being currently at international roaming) can generate high money if the communication module carried with terminal realizes network connection at this time
Take, at this time after the BP modules based on local empty card have completed the just network connection of local empty card, preferred terminal of closing carries
Communication module, to avoid high rate, but with the BP modules based on local empty card.
The embodiment of the present invention, which carries communication module, can also support virtual SIM card with support entity SIM card, further
, virtual SIM card is using serial ports and the half-duplex full duplex isolation circuit simulation SIM card communication technology so that virtual SIM card scheme
It realizes simply, and without be changed to mobile communications network business so that scheme is easy to extend and implement.
That is, the SIM card in described communication module is entity SIM card and/or virtual SIM card.
If the SIM card in the communication module is virtual SIM card, the BP units establish mobile communication using SIM card
Access includes:
BP units in communication module are simulated SIM card communication mode by serial ports and half-duplex full duplex isolation circuit and are realized
With the interaction of virtual SIM card.
Preferably, the half-duplex full duplex isolation circuit can be specifically that double-triode valve follows circuit.
It should be noted that since SIM card interface meets ISO7816 agreements, for the half-duplex operation of communication module initiation
Agreement, data cable only has one, and serial ports conforms generally to EIA RS232-C agreements, is full-duplex communication agreement, including transmitting-receiving two
Data line, the two by communication protocol adaptation unit with realize half-duplex full duplex isolation circuit connect.
Specifically, a kind of specific implementation of the half-duplex full duplex isolation circuit, can be specially double-triode valve
Follow circuit.Referring specifically to associated description in Fig. 2 and above-described embodiment, details are not described herein again.
It should be noted that the operation principle and processing procedure of each step in present system embodiment may refer to
The associated description of modules or unit in Fig. 1-system shown in Figure 5 embodiment is stated, details are not described herein again.
As it can be seen that an embodiment of the present invention provides a kind of flexible, adaptable and low-cost cross operator network or across
The mobile communications network business solution of region can automatically select ownership place SIM card according to different carrier networks, after
And SIM card realizes mobile communication business with can utilizing the operator ownership that automatically selects, mobile communication business includes but unlimited
In the basic phones business such as phone, short multimedia message and mobile communication connection business based on 2G, 3G or 4G etc., so as to drop significantly
Low communication expense is no longer influenced by the limitation of the hardware devices such as mobile terminal, many restrictions such as carrier network limitation and region
Factor so that realize that mobile communications network business is more flexible in cross operator network or cross-region, adaptability is stronger, and cost
It is lower.Also, the embodiment of the present invention is unaware for a user, and user experience is also very good.
Further, in the embodiment of the present invention, empty card terminal can also include Wi-Fi AM access modules, for foundation and institute
The forwarding routing of BP modules is stated, so as to provide Wi-Fi access functions for other terminals.On other terminals are not suitable
When net channel, the Wi-Fi AM access modules that this void card terminal provides and the empty card information foundation based on distribution can be utilized
Mobile communications network realize online.
The embodiment of the present invention, which carries communication module, can also support virtual SIM card with support entity SIM card, further
, virtual SIM card is using serial ports and the half-duplex full duplex isolation circuit simulation SIM card communication technology so that virtual SIM card scheme
It realizes simply, and without be changed to mobile communications network business so that scheme is easy to extend and implement.
For the ease of clearly describing the technical solution of the embodiment of the present invention, in the embodiment of invention, employ " first ",
Printed words such as " second " distinguish function and the essentially identical identical entry of effect or similar item, and those skilled in the art can manage
The printed words such as solution " first ", " second " are not defined quantity and execution order.
It will appreciated by the skilled person that implement the method for the above embodiments be can be with
Relevant hardware is instructed to complete by program, the program can be stored in a computer read/write memory medium,
The program upon execution, includes the following steps:(the step of method), the storage medium, such as:ROM/RAM, magnetic disc, CD
Deng.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the scope of the present invention.It is all
Any modifications, equivalent replacements and improvements are made within the spirit and principles in the present invention, are all contained in protection scope of the present invention
It is interior.