CN104378729B - Mobile communications network service implementation method and mobile terminal system - Google Patents
Mobile communications network service implementation method and mobile terminal system Download PDFInfo
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- CN104378729B CN104378729B CN201410305844.7A CN201410305844A CN104378729B CN 104378729 B CN104378729 B CN 104378729B CN 201410305844 A CN201410305844 A CN 201410305844A CN 104378729 B CN104378729 B CN 104378729B
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Abstract
The invention discloses a kind of mobile communications network service implementation method and mobile terminal systems, are related to mobile communication technology field.SIM card information is stored in the safety zone of mobile terminal system；When mobile terminal system starts, main control module starts virtual SIM card service, using virtual SIM card as work SIM card；When executing mobile communications network business, the communication module of mobile terminal system initiates the access request to SIM card, and virtual SIM card service executes access request according to the SIM card information of safety zone, and by implementing result return communication module.It can be seen that proposing a kind of virtual SIM card technical solution; without relying on entity SIM card during mobile communications network business realizing; corresponding operating is executed by virtual SIM card; to realize incorporeity SIM card access to wireless communication network; the further number safety of protection user, while conducive to indexs such as the volumes and power consumption for reducing mobile terminal.
Description
Technical field
The present invention relates to mobile communication technology field, more particularly to a kind of mobile communications network service implementation method and movement
Terminal system.
Background technology
The mobile terminals access to communication networks such as mobile phone at present is required for having entity SIM card slot, and SIM card entity card is deposited
, it deposits and is difficult to make up after the loss, the danger such as stolen and sensitive information leakage after loss.In addition, due to entity SIM modes
There is also users when single communication module mobile terminal connects the demand of multiple mobile communications networks, needs to change different mobile communication
Network entity SIM card is simultaneously inconvenient.In consideration of it, there is an urgent need to provide it is a kind of can fundamentally overcome and solve be based on entity SIM
Card realizes above-mentioned technical problem existing for mobile communications network business.
Invention content
In view of the above problems, a kind of mobile communications network service implementation method of offer of the embodiment of the present invention and mobile terminal system
System is overcome the problems, such as by SIM card virtual technology and solves to realize that mobile communications network business exists based on entity SIM card.
The embodiment of the present invention uses following technical solution：
One embodiment of the invention provides a kind of mobile communications network service implementation method, the method includes：
SIM card information is stored in the safety zone of mobile terminal system；
When mobile terminal system starts, the main control module starts virtual SIM card service, using virtual SIM card as work
Make SIM card；
When executing mobile communications network business, the communication module of the mobile terminal system initiates the access to SIM card
Request, the virtual SIM card service executes the access request according to the SIM card information of safety zone, and implementing result is returned
Communication module is returned, mobile communications network business is completed.
The communication module of the mobile terminal system initiates the access request to SIM card, and the virtual SIM card services basis
The SIM card information of safety zone executes the access request, and by implementing result return communication module during, utilize serial ports
And communication protocol adaptation unit simulation SIM card communication mode realizes the communication to virtual SIM card.
The communication protocol adaptation unit be specially double-triode valve phase inverter constitute follow circuit；The double-triode valve
The input terminal CH0_TXD for following circuit is connected with the transmitting terminal Tx of serial ports, and the double-triode valve follows the output end CH0_ of circuit
RXD is connected with the receiving terminal Rx of serial ports and SIM card interface；
It is described to realize the communication to virtual SIM card using serial ports and communication protocol adaptation unit simulation SIM card communication mode
Including：
When communication module through SIM card interface to virtual SIM card transmission data when, double-triode valve follows the input terminal of circuit
CH0_TXD is set as high level, and the data of SIM card interface are sent to main control module through serial ports receiving terminal Rx, realize virtual SIM card
Service receives the data of communication module transmission；
When virtual SIM card service is to communication module transmission data, double-triode valve follows two triode shapes in circuit
Circuit is followed to realize at two phase inverters, double-triode valve is followed to the input terminal CH0_TXD and output end CH0_ of circuit
The data of RXD are set to unanimously, and the data of the transmitting terminal Tx of serial ports are sent to communication module through SIM card interface.
The method further includes；
For main control module by the on off state of control electronic switch, switch operating SIM is entity SIM card or virtual SIM card.
It is described when mobile terminal system starts, the main control module starts virtual SIM card service, and virtual SIM card is made
Include for work SIM card：
When mobile terminal system starts, whether the master control module judges in safety zone memory are placed with multiple SIM card
Information；
If there is a SIM card information in safety zone, the main control module starts virtual SIM card service, by the SIM
The virtual SIM card of card information structure is as work SIM card；
If there is multiple SIM card information in safety zone, the main control module is built according to selected SIM card information
Virtual SIM card is as work SIM card.
In addition, the embodiment of the present invention additionally provides a kind of mobile terminal system, the mobile terminal system includes：
Secure storage module, the safety zone for SIM card information to be stored in mobile terminal system；
Communication module, for when executing mobile communications network business, initiating the access request to SIM card；And it receives
The implementing result of return completes mobile network's business；
Main control module, for when mobile terminal system starts, starting virtual SIM card service, using virtual SIM card as work
Make SIM card；And control virtual SIM card service executes the access request according to the SIM card information of safety zone, return is held
Row result.
The mobile terminal system further includes serial ports and communication protocol adaptation unit, for simulating SIM card communication mode reality
Now to the communication of virtual SIM card；
The serial ports is connected with main control module and communication protocol adaptation unit；The communication protocol adaptation unit connects through SIM
Mouth is connected with communication module.
The communication protocol adaptation unit is specially that double-triode valve follows circuit；The double-triode valve follows the input of circuit
End CH0_TXD is connected with the transmitting terminal Tx of serial ports, and the double-triode valve follows output end CH0_RXD and the reception of serial ports of circuit
Rx and SIM card interface is held to be connected；
When communication module through SIM card interface to virtual SIM card transmission data when, double-triode valve follows the input terminal of circuit
CH0_TXD is set as high level, and the data of SIM card interface are sent to main control module through serial ports receiving terminal Rx, realize virtual SIM card
Service receives the data of communication module transmission；
When virtual SIM card service is to communication module transmission data, double-triode valve follows two triode shapes in circuit
Voltage follow is realized at two-stage phase inverter, and double-triode valve is followed to the input terminal CH0_TXD's and output end 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；
The system is additionally provided with the electronic switch being connected with the main control module, and the electronic switch is set to SIM card interface
Between communication protocol adaptation unit and SIM card interface and entity SIM；
For main control module by the on off state of control electronic switch, switch operating SIM is entity SIM card or virtual SIM card.
The main control module includes：
Judging unit, for when mobile terminal system starts, whether the master control module judges to be in safety zone memory
It is placed with multiple SIM card information；
First work SIM card setting unit, if the judging result for the judging unit is to have one in safety zone
SIM card information, then the main control module start virtual SIM card service, the virtual SIM card which is built as
Work SIM card；
Second work SIM card setting unit, if the judging result for the judging unit is more to have in safety zone
SIM card information, then the virtual SIM card that the main control module is built according to selected SIM card information is as work SIM card；
Execution unit is asked for controlling virtual SIM card service according to the SIM card information of the safety zone execution access
It asks, returns to implementing result.
The mobile terminal system includes a mobile terminal, the secure storage module, communication module, main control module, string
Mouth, communication protocol adaptation unit, SIM card interface and electronic switch may be contained in mobile terminal；
Or
The mobile terminal system includes a mobile terminal and expansion equipment：
The communication module, main control module and SIM card interface are set in mobile terminal；
The secure storage module, serial ports, communication protocol adaptation unit and electronic switch are set to expansion equipment or movement
In terminal, and at least one in secure storage module, serial ports, communication protocol adaptation unit and electronic switch it is set to expansion equipment
In；
The first interface of the expansion equipment is connected with the second interface of mobile terminal.
A kind of mobile communications network service implementation method provided in an embodiment of the present invention and mobile terminal system, by SIM card
Information is stored in the safety zone of mobile terminal system；When mobile terminal system starts, the main control module starts virtual SIM
Card service, using virtual SIM card as work SIM card；When executing mobile communications network business, the mobile terminal system leads to
Believe that module initiates the access request to SIM card, the virtual SIM card service is according to described in the execution of the SIM card information of safety zone
Access request, and by implementing result return communication module, complete mobile communications network business.As it can be seen that in the embodiment of the present invention, carry
A kind of virtual SIM card technical solution is gone out, without relying on entity SIM card during mobile communications network business realizing, has passed through
Virtual SIM card executes corresponding operating, to realize incorporeity SIM card access to wireless communication network, further protects number of user
Code safety, while conducive to indexs such as the volumes and power consumption for reducing mobile terminal.
Further, real using serial ports and communication protocol adaptation unit simulation SIM card communication mode in the embodiment of the present invention
Now to the communication of virtual SIM card, scheme is realized simply, and without being changed to mobile communications network business so that scheme is easy to
Extension and implementation.
Further, the embodiment of the present invention can also virtual multiple SIM cards in the terminal, realize single communication module
Terminal connects the one-telephone multi-card function of multiple communication networks.
Description of the drawings
Fig. 1 is a kind of mobile terminal system structure diagram provided in an embodiment of the present invention；
Fig. 2 follows the preferred circuit schematic diagram of circuit for a kind of double-triode valve in the embodiment of the present invention；
Fig. 3 is a kind of preferred mobile terminal system structure diagram provided in an embodiment of the present invention；
A kind of Fig. 4 mobile communications network service implementation method flow charts provided in an embodiment of the present invention.
Specific implementation mode
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.
Mobile terminal mainly realizes mobile communications network business by communication module, SIM card interface and entity SIM card, wherein
It is connected between SIM card interface and entity SIM card by getting an electric shock, base station is connected to by communication module inside mobile terminal,
Basic voice-and-data business is provided, and the user information and network home information of each user are led to there are in entity SIM card
Letter module is accessed by SIM card interface, realizes mobile communications network business.But it is deposited after the loss based on entity SIM card
It is difficult to make up, the danger such as stolen and sensitive information leakage after loss；And the limitation of itself causes due to entity SIM card
The problems such as different mobile communication network can not easily be replaced, there is an urgent need to provide a kind of can fundamentally overcome and solve to be based on
Entity SIM card realizes the solution of above-mentioned technical problem existing for mobile communications network business.
Referring to Fig. 1, the embodiment of the present invention provides a kind of mobile terminal system, and the mobile terminal system includes：
Secure storage module 101, the safety zone for SIM card information to be stored in mobile terminal system.
Communication module 102, for when executing mobile communications network business, initiating the access request to SIM card；And
The implementing result returned is received, mobile network's business is completed.
Main control module 103, for when mobile terminal system starts, starting virtual SIM card service, virtual SIM card being made
For the SIM card that works；And control virtual SIM card service executes the access request according to the SIM card information of safety zone, returns
Return implementing result.
In the embodiment of the present invention, entity SIM card content and authentication arithmetic etc. can be stored in the peace of mobile terminal system
Entire area, by the virtual SIM card service of the main control module (i.e. master cpu) of mobile terminal system, simulation SIM card operation is empty
SIM card is drawn up, realizes incorporeity SIM card access to wireless communication network, further protects the number safety of user, while conducive to contracting
The indexs such as the volume of small mobile terminal and power consumption.
It should be noted that in the embodiment of the present invention, SIM card includes SIM card, usim card, RUIM cards, UIM cards etc., is referred to as
For SIM card.
The SIM card information being stored in safety zone includes but not limited to：SIM card content and authentication arithmetic etc..
Preferably, the mobile terminal system further includes serial ports and communication protocol adaptation unit, for simulating SIM card
Communication mode realizes the communication to virtual SIM card.Wherein, the serial ports is connected with main control module and communication protocol adaptation unit；
The communication protocol adaptation unit is connected through SIM interface with communication module.
In practical application, the usual main control module of mobile terminal (i.e. master cpu) typically is provided with one or more serial communications
Port (i.e. serial ports) often and does not use used in the debugging of debugging development phase after commercialization.The embodiment of the present invention
In, it is preferred that the serial ports carried in mobile terminal can be directly used, serial ports realization can also be in addition increased.
SIM card interface is connect by the embodiment of the present invention with serial ports, and SIM card mould is run in main control module (i.e. master cpu)
Quasi- program (starting virtual SIM card service, the virtual SIM card which is built is as work SIM card), as working as
Preceding work SIM card is by serial ports simulated implementation without SIM card communication terminal.
It should be noted that since SIM card interface meets ISO7816 agreements, for the half-duplex operation of communication module initiation
Agreement, data line 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 is by communication protocol adaptation unit to realize that half-duplex full duplex isolation circuit connects.
Specifically, a kind of specific implementation of the communication protocol adaptation unit, can be specially that double-triode valve follows
Circuit.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 end CH0_RXD of circuit is connected with the receiving terminal Rx of serial ports and SIM card interface.
When communication module through SIM card interface to virtual SIM card transmission data when, double-triode valve follows the input terminal of circuit
CH0_TXD is set as 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 main control module, realizes that virtual SIM card service receives the data of communication module transmission.
When virtual SIM card service is to communication module transmission data, double-triode valve follows two triode shapes in circuit
Voltage follow is realized at two phase inverters, and double-triode valve is followed to the input terminal CH0_TXD's and output end 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 full duplex half-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 the sides BP 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, the virtual SIM card on CPU
Simulation program is designed as passive response, to ensure that TX and RX lines will not receive/transmission data simultaneously on serial ports.When serial ports receives number
According to when, CH0_TXD voltages be height, to make Q1 be connected, Q2 cut-off, shadows of the isolated serial port transmitting terminal Tx to serial ports receiving terminal Rx
It rings, the data of SIM card interface are sent to main control module through serial ports receiving terminal Rx；When serial ports transmission data, Q1 and Q2 composition electricity
Pressure follows circuit, keeps the data received on CH0_RXD i.e. SIM mouthfuls of IO line consistent on CH0_TXD, the transmitting terminal Tx of serial ports
Data be sent to communication module through SIM card interface, to realize half-duplex operation.
Further, shown in Figure 3, the embodiment of the present invention can also be led to by installing electronic switch additional in SIM card interface
It crosses master cpu control to switch between entity SIM card and virtual SIM card, the abnormal or network if communication module works
Work at present entity SIM card, can be switched to spare virtual SIM card by the scenes demands such as switching, or by work at present virtual SIM
Card electronic switch switches back into entity SIM card, restarts communication module and carries out network registry and authentication, realizes the functions such as one-telephone multi-card.
Specifically, the system is additionally provided with the electronic switch being connected with the main control module, the electronic switch is set to SIM
Between card interface and communication protocol adaptation unit and SIM card interface and entity SIM；Main control module is by controlling electronic switch
On off state, switch operating SIM be entity SIM card or virtual SIM card.
Electronic switch is arranged between SIM card interface and entity SIM card or communication protocol adaptation unit, passes through electronics
Switch is controlled, if electronic switch is in connection SIM card interface and entity SIM card and disconnection SIM card interface and communication protocol
Adaptation unit state, then current is to use entity SIM card working condition；If electronic switch, which is in, disconnects SIM card interface and entity
SIM card and connection SIM card interface and communication protocol adaptation unit state, then current is to use virtual SIM card working condition.
Preferably, the embodiment of the present invention can also be supported to store multiple SIM card information in safety zone, it is more to realize
The application for opening virtual SIM card, can select different virtual SIM cards, to realize to multi-operator according to different application scene
The support of network.For example, mobile SIM card information, unicom SIM card information, telecommunications SIM card letter can be stored simultaneously in safety zone
Breath etc., can be flexible and convenient at multiple in the case where not needing mobile terminal and really having multiple types sim card slot
It is switched between SIM card.Therefore, the embodiment of the present invention can virtual multiple SIM cards in the terminal, realize single communication mould
Block terminal connects the one-telephone multi-card function of multiple communication networks.
Correspondingly, the main control module includes：
Judging unit, for when mobile terminal system starts, whether the master control module judges to be in safety zone memory
It is placed with multiple SIM card information.
First work SIM card setting unit, if the judging result for the judging unit is to have one in safety zone
SIM card information, then the main control module start virtual SIM card service, the virtual SIM card which is built as
Work SIM card.
Second work SIM card setting unit, if the judging result for the judging unit is more to have in safety zone
SIM card information, then the virtual SIM card that the main control module is built according to selected SIM card information is as work SIM card.I.e.
Virtual SIM card selects suitable virtual card that its data is imported SIM card virtual program.
Execution unit is asked for controlling virtual SIM card service according to the SIM card information of the safety zone execution access
It asks, returns to implementing result.I.e. communication module initiates the access to SIM card after starting, and virtual SIM card service receives access request
Corresponding reply is done according to request content, completes the function that SIM card is completed.
Preferably, each function module described in the embodiment of the present invention can be realized in mobile terminal interiors of products,
It can be extended using partial function module as SIM card and increase circuit module realization outside mobile terminal, other intelligence can also be used
Equipment cooperation is realized.
Specifically, the mobile terminal system provided in an embodiment of the present invention includes a mobile terminal, the secure storage
Module, communication module, main control module, serial ports, communication protocol adaptation unit, SIM card interface and electronic switch may be contained within moving
In terminal.
Alternatively, the mobile terminal system provided in an embodiment of the present invention includes a mobile terminal and expansion equipment：
The communication module, main control module and SIM card interface are set in mobile terminal.
The secure storage module, serial ports, communication protocol adaptation unit and electronic switch are set to expansion equipment or movement
In terminal, and at least one in secure storage module, serial ports, communication protocol adaptation unit and electronic switch it is set to expansion equipment
In.
The first interface of the expansion equipment is connected with the second interface of mobile terminal.
It should be noted that expansion equipment can have setting for above-mentioned function module for what the embodiment of the present invention was realized
It is standby, to coordinate mobile terminal to realize the object of the invention, expansion equipment can also be realized on the basis of existing electronic equipment, such as
U disks etc. increase on the basis of existing electronic equipment or are multiplexed existing function module in electronic equipment, to realize above-mentioned function module
Function can finally coordinate mobile terminal to realize the object of the invention.
Expansion equipment is attached with mobile terminal by corresponding interface, i.e., above-mentioned first interface and second interface, should
Interface can be individually designed, can also be to be multiplexed existing equipment interface, for example above-mentioned first interface and second interface can be
Corresponding USB interface.In practical application, second interface can also be multiplexing existing serial ports of mobile terminal, etc..
As it can be seen that mobile terminal system provided in an embodiment of the present invention, it is proposed that a kind of virtual SIM card technical solution is being moved
Dynamic communication network service is not necessarily to rely on entity SIM card during realizing, corresponding operating is executed by virtual SIM card, to realize
Incorporeity SIM card access to wireless communication network further protects the number safety of user, while conducive to the body of diminution mobile terminal
The indexs such as product and power consumption.
Further, real using serial ports and communication protocol adaptation unit simulation SIM card communication mode in the embodiment of the present invention
Now to the communication of virtual SIM card, scheme is realized simply, and without being changed to mobile communications network business so that scheme is easy to
Extension and implementation.
Further, the embodiment of the present invention can also virtual multiple SIM cards in the terminal, realize single communication module
Terminal connects the one-telephone multi-card function of multiple communication networks.
Referring to Fig. 4, the embodiment of the present invention additionally provides a kind of mobile communications network service implementation method, including walks as follows
Suddenly：
S401：SIM card information is stored in the safety zone of mobile terminal system.
It should be noted that in the embodiment of the present invention, SIM card includes SIM card, usim card, RUIM cards, UIM cards etc., is referred to as
For SIM card.
The SIM card information being stored in safety zone includes but not limited to：SIM card content and authentication arithmetic etc..
S402：When mobile terminal system starts, the main control module starts virtual SIM card service, and virtual SIM card is made
For the SIM card that works.
In the embodiment of the present invention, entity SIM card content and authentication arithmetic etc. can be stored in the peace of mobile terminal system
Entire area, by the virtual SIM card service of the main control module (i.e. master cpu) of mobile terminal system, simulation SIM card operation is empty
SIM card is drawn up, realizes incorporeity SIM card access to wireless communication network, further protects the number safety of user, while conducive to contracting
The indexs such as the volume of small mobile terminal and power consumption.
S403：When executing mobile communications network business, the communication module of the mobile terminal system is initiated to SIM card
Access request, the virtual SIM card service executes the access request according to the SIM card information of safety zone, and will execute knot
Fruit return communication module completes mobile communications network business.
Preferably, the communication module of the mobile terminal system initiates the access request to SIM card, the virtual SIM card
Service executes the access request according to the SIM card information of safety zone, and by implementing result return communication module during,
The communication to virtual SIM card is realized using serial ports and communication protocol adaptation unit simulation SIM card communication mode.
In practical application, the usual main control module of mobile terminal (i.e. master cpu) typically is provided with one or more serial communications
Port (i.e. serial ports) often and does not use used in the debugging of debugging development phase after commercialization.The embodiment of the present invention
In, it is preferred that the serial ports carried in mobile terminal can be directly used, serial ports realization can also be in addition increased.
SIM card interface is connect by the embodiment of the present invention with serial ports, and SIM card mould is run in main control module (i.e. master cpu)
Quasi- program (starting virtual SIM card service, the virtual SIM card which is built is as work SIM card), as working as
Preceding work SIM card is by serial ports simulated implementation without SIM card communication terminal.
It should be noted that since SIM card interface meets ISO7816 agreements, for the half-duplex operation of communication module initiation
Agreement, data line 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 is by communication protocol adaptation unit to realize that half-duplex full duplex isolation circuit connects.
Wherein, shown in Figure 2, the communication protocol adaptation unit is specially that double-triode valve follows circuit；Described double three
Pole pipe follows the input terminal CH0_TXD of circuit to be connected with the transmitting terminal Tx of serial ports, and the double-triode valve follows the output end of circuit
CH0_RXD is connected with the receiving terminal Rx of serial ports and SIM card interface.
It is described to realize the communication to virtual SIM card using serial ports and communication protocol adaptation unit simulation SIM card communication mode
Including：
When communication module through SIM card interface to virtual SIM card transmission data when, double-triode valve follows the input terminal of circuit
CH0_TXD is set as 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 main control module, realizes that virtual SIM card service receives the data of communication module transmission；
When virtual SIM card service is to communication module transmission data, double-triode valve follows two triode shapes in circuit
Voltage follow function is completed at two-stage phase inverter, double-triode valve is followed to the input terminal CH0_TXD and output end CH0_ of circuit
The data of RXD 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 full duplex half-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 the sides BP 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, the virtual SIM card on CPU
Simulation program is designed as passive response, to ensure that TX and RX lines will not receive/transmission data simultaneously on serial ports.When serial ports receives number
According to when, CH0_TXD voltages be height, to make Q1 be connected, Q2 cut-off, shadows of the isolated serial port transmitting terminal Tx to serial ports receiving terminal Rx
It rings, the data of SIM card interface are sent to main control module through serial ports receiving terminal Rx；When serial ports transmission data, the respective group of Q1 and Q2
At two-stage phase inverter, keep the data received on CH0_RXD i.e. SIM mouthfuls of IO line consistent on CH0_TXD, the transmission of serial ports
The data of end Tx are sent to communication module through SIM card interface, to realize half-duplex operation.
Further, the embodiment of the present invention can also pass through master cpu control by installing electronic switch additional in SIM card interface
System switches between entity SIM card and virtual SIM card, if communication module works, the scenes such as abnormal or network switching need
It asks, work at present entity SIM card can be switched to spare virtual SIM card, or work at present virtual SIM card electronic cutting is deeply concerned
Entity SIM card is gained, communication module is restarted and carries out network registry and authentication, realize the functions such as one-telephone multi-card.
I.e. the method further includes；
For main control module by the on off state of control electronic switch, switch operating SIM is entity SIM card or virtual SIM card.
By installing electronic switch additional in SIM card interface, by master cpu control between entity SIM card and virtual SIM card
It switches over, the scenes demands such as abnormal or network switching if communication module works can cut work at present entity SIM card
Be changed to spare virtual SIM card, or work at present virtual SIM card electronic switch switched back into entity SIM card, restart communication module into
Row network registry and authentication realize the functions such as one-telephone multi-card.
Preferably, the embodiment of the present invention can also be supported to store multiple SIM card information in safety zone, it is more to realize
The application of virtual SIM card is opened, in the terminal virtual multiple SIM cards, realizes that single communication modular terminal connects multiple communication networks
The one-telephone multi-card function of network.
Specifically, described when mobile terminal system starts, the main control module starts virtual SIM card service, will be virtual
SIM card includes as work SIM card：
When mobile terminal system starts, whether the master control module judges in safety zone memory are placed with multiple SIM card
Information；
If there is a SIM card information in safety zone, the main control module starts virtual SIM card service, by the SIM
The virtual SIM card of card information structure is as work SIM card；
If there is multiple SIM card information in safety zone, the main control module is built according to selected SIM card information
Virtual SIM card is as work SIM card.
Preferably, each function module described in the embodiment of the present invention can be realized in mobile terminal interiors of products,
It can be extended using partial function module as SIM card and increase circuit module realization outside mobile terminal, other intelligence can also be used
Equipment cooperation is realized.
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 3 embodiment is stated, details are not described herein again.
As it can be seen that mobile communications network service implementation method provided in an embodiment of the present invention, it is proposed that a kind of virtual SIM card skill
Art scheme executes corresponding behaviour without relying on entity SIM card during mobile communications network business realizing by virtual SIM card
Make, to realize incorporeity SIM card access to wireless communication network, further protects the number safety of user, while being conducive to reduce
The indexs such as the volume of mobile terminal and power consumption.
Further, real using serial ports and communication protocol adaptation unit simulation SIM card communication mode in the embodiment of the present invention
Now to the communication of virtual SIM card, scheme is realized simply, and without being changed to mobile communications network business so that scheme is easy to
Extension and implementation.
Further, the embodiment of the present invention can also virtual multiple SIM cards in the terminal, realize single communication module
Terminal connects the one-telephone multi-card function of multiple communication networks.
For the ease of clearly describing the technical solution of the embodiment of the present invention, in the embodiment of invention, use " 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 when being executed, 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 modification, equivalent replacement, improvement and so within the spirit and principles in the present invention, are all contained in protection scope of the present invention
It is interior.
Claims (7)
1. a kind of mobile communications network service implementation method, which is characterized in that the method includes：
SIM card information is stored in the safety zone of mobile terminal system；
When mobile terminal system starts, main control module runs SIM card simulation program, starts virtual SIM card service, simulates SIM
Card operation, fictionalizes virtual SIM card, using virtual SIM card as work SIM card；
When executing mobile communications network business, the communication module of the mobile terminal system initiates the access request to SIM card,
The virtual SIM card service executes the access request according to the SIM card information of safety zone, and by implementing result return communication
Module completes mobile communications network business；
Wherein, in the implementing result return communication module process, specifically SIM is simulated using serial ports and communication protocol adaptation unit
Cartoon letters mode realizes that the communication to virtual SIM card, the communication protocol adaptation unit are specially that double-triode valve follows circuit；Institute
Stating double-triode valve follows the defeated CH0_TXD of circuit to be connected with the transmitting terminal Tx of serial ports, and the double-triode valve follows the output of circuit
End CH0_RXD enters the receiving terminal Rx at end with serial ports and SIM card interface is connected；
It is described to include to the communication of virtual SIM card using serial ports and the simulation SIM card communication mode realization of communication protocol adaptation unit：
Serial ports and SIM interface are by communication protocol adaptation unit to realize that half-duplex and full duplex isolation circuit are connect；
When communication module through SIM card interface to virtual SIM card transmission data when, double-triode valve follows the input terminal CH0_ of circuit
TXD is set as high level, and the data of SIM card interface are sent to main control module through serial ports receiving terminal Rx, realize virtual SIM card service
Receive the data of communication module transmission；
When virtual SIM card service is to communication module transmission data, double-triode valve follows two triodes in circuit to form two
Double-triode valve is followed the input terminal CH0_TXD's and output end CH0_RXD of circuit by grade phase inverter to realize voltage follow
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.
2. mobile communications network service implementation method according to claim 1, which is characterized in that the method further includes：
For main control module by the on off state of control electronic switch, switch operating SIM is entity SIM card or virtual SIM card.
3. mobile communications network service implementation method according to claim 1, which is characterized in that described to work as mobile terminal system
When system starts, the main control module starts virtual SIM card service, includes using virtual SIM card as work SIM card：
When mobile terminal system starts, whether the master control module judges in safety zone memory are placed with multiple SIM card information；
If there is a SIM card information in safety zone, the main control module starts virtual SIM card service, which is believed
The virtual SIM card of structure is ceased as work SIM card；
If there is multiple SIM card information in safety zone, the main control module builds virtual according to selected SIM card information
SIM card is as work SIM card.
4. a kind of mobile terminal system, which is characterized in that the mobile terminal system includes：
Secure storage module, the safety zone for SIM card information to be stored in mobile terminal system；
Communication module, for when executing mobile communications network business, initiating the access request to SIM card；And it receives and returns
Implementing result, complete mobile network's business；
Main control module starts virtual SIM card service, mould for when mobile terminal system starts, running SIM card simulation program
Quasi- SIM card operation, fictionalizes virtual SIM card, using virtual SIM card as work SIM card；And control virtual SIM card services root
The access request is executed according to the SIM card information of safety zone, returns to implementing result；
The wherein described mobile terminal system further includes serial ports and communication protocol adaptation unit, for simulating SIM card communication mode reality
Now to the communication of virtual SIM card；
The serial ports is connected with main control module and communication protocol adaptation unit；The communication protocol adaptation unit through SIM interface with
Communication module is connected；Serial ports is with SIM interface by communication protocol adaptation unit to realize that half-duplex and full duplex isolation circuit connect
It connects；
The communication protocol adaptation unit is specially that double-triode valve follows circuit；The double-triode valve follows the input terminal of circuit
CH0_TXD is connected with the transmitting terminal Tx of serial ports, and the double-triode valve follows the output end CH0_RXD of circuit and the receiving terminal of serial ports
Rx and SIM card interface are connected；
When communication module through SIM card interface to virtual SIM card transmission data when, double-triode valve follows the input terminal CH0_ of circuit
TXD is set as high level, and the data of SIM card interface are sent to main control module through serial ports receiving terminal Rx, realize virtual SIM card service
Receive the data of communication module transmission；
When virtual SIM card service is to communication module transmission data, double-triode valve follows two triodes in circuit to form two
Double-triode valve is followed the input terminal CH0_TXD's and output end CH0_RXD of circuit by grade phase inverter to realize voltage follow
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.
5. mobile terminal system according to claim 4, which is characterized in that
The system is additionally provided with the electronic switch being connected with the main control module, and the electronic switch is set to SIM card interface and leads to
Believe between agreement adaptation unit and SIM card interface and entity SIM；
For main control module by the on off state of control electronic switch, switch operating SIM is entity SIM card or virtual SIM card.
6. mobile terminal system according to claim 4, which is characterized in that the main control module includes：
Judging unit, for when mobile terminal system starts, whether the master control module judges to be placed in safety zone memory
Multiple SIM card information；
First work SIM card setting unit, if the judging result for the judging unit is to have a SIM in safety zone
Card information, then the main control module startup virtual SIM card service, the virtual SIM card which is built is as work
SIM card；
Second work SIM card setting unit, if the judging result for the judging unit is to have multiple SIM in safety zone
Card information, then the virtual SIM card that the main control module is built according to selected SIM card information is as work SIM card；
Execution unit executes the access request according to the SIM card information of safety zone for controlling virtual SIM card service, returns
Return implementing result.
7. mobile terminal system according to claim 4, which is characterized in that
The mobile terminal system includes a mobile terminal, and the secure storage module, main control module, serial ports, leads at communication module
Letter agreement adaptation unit, SIM card interface and electronic switch may be contained in mobile terminal；
Or
The mobile terminal system includes a mobile terminal and expansion equipment：
The communication module, main control module and SIM card interface are set in mobile terminal；
The secure storage module, communication protocol adaptation unit, serial ports and electronic switch are set to expansion equipment or mobile terminal
It is interior, and at least one in secure storage module, serial ports, communication protocol adaptation unit and electronic switch be set in expansion equipment；
The first interface of the expansion equipment is connected with the second interface of mobile terminal.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410305844.7A CN104378729B (en) | 2014-06-30 | 2014-06-30 | Mobile communications network service implementation method and mobile terminal system |
| HK15108006.8A HK1207510A1 (en) | 2014-06-30 | 2015-08-18 | Mobile communication network service implementation method and mobile terminal system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201410305844.7A CN104378729B (en) | 2014-06-30 | 2014-06-30 | Mobile communications network service implementation method and mobile terminal system |
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| Publication Number | Publication Date |
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| CN104378729B true CN104378729B (en) | 2018-09-18 |
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| HK (1) | HK1207510A1 (en) |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105657694B (en) * | 2015-05-21 | 2019-08-23 | 宇龙计算机通信科技(深圳)有限公司 | A kind of control method, controller and electronic equipment |
| EP3329705B1 (en) * | 2015-07-31 | 2021-09-29 | Telefonaktiebolaget LM Ericsson (PUBL) | Methods and devices of registering, verifying identity of, and invalidating non-sim mobile terminals accessing a wireless communication network |
| CN105050075B (en) * | 2015-08-31 | 2019-03-22 | 宇龙计算机通信科技(深圳)有限公司 | Call handling method, device and wearable device based on virtual SIM card |
| CN105530624A (en) * | 2015-12-10 | 2016-04-27 | 成都工百利自动化设备有限公司 | Virtual card chip inserted in SIM card slot |
| CN105554729A (en) * | 2015-12-10 | 2016-05-04 | 成都工百利自动化设备有限公司 | Data transmission unit based on embedded UICC card |
| CN105491551A (en) * | 2015-12-10 | 2016-04-13 | 成都工百利自动化设备有限公司 | Virtual card sharing system for sharing one physical card number among plurality of target terminals |
| CN105357660A (en) * | 2015-12-10 | 2016-02-24 | 成都工百利自动化设备有限公司 | Implementation method for virtual SIM/USIM card |
| CN105491553A (en) * | 2015-12-10 | 2016-04-13 | 成都工百利自动化设备有限公司 | Virtual SIM/USIM card management method |
| CN105491552A (en) * | 2015-12-10 | 2016-04-13 | 成都工百利自动化设备有限公司 | One-phone multi-number user terminal based on virtual card |
| CN105376731A (en) * | 2015-12-10 | 2016-03-02 | 成都工百利自动化设备有限公司 | Authentication management method enabling shared use of virtual cards |
| CN105813060B (en) * | 2016-03-11 | 2019-06-28 | 珠海市魅族科技有限公司 | A kind of method and device obtaining Virtual User identity |
| CN105828324A (en) * | 2016-03-21 | 2016-08-03 | 珠海市魅族科技有限公司 | Method and device of obtaining virtual subscriber identity |
| CN105873018B (en) * | 2016-05-31 | 2019-03-22 | 宇龙计算机通信科技(深圳)有限公司 | A kind of virtual SIM card information storage means and system |
| CN106162606A (en) * | 2016-07-26 | 2016-11-23 | 努比亚技术有限公司 | A kind of method for switching network and mobile terminal |
| CN113873524B (en) * | 2021-10-27 | 2023-02-28 | 哲库科技(北京)有限公司 | Network registration method, device, multi-card terminal and storage medium |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101400180B (en) * | 2007-09-25 | 2010-10-13 | 中兴通讯股份有限公司 | Method for substituting conventional mobile phone card by virtual data card |
| US8725139B2 (en) * | 2009-09-08 | 2014-05-13 | Movirtu Limited | Method and system to enable multiple virtual numbers across different mobile networks |
| CN103369721A (en) * | 2012-03-27 | 2013-10-23 | 上海晨兴希姆通电子科技有限公司 | Wireless communication module and operation method thereof |
| CN102932531B (en) * | 2012-09-27 | 2015-05-27 | 华为技术有限公司 | Method for keeping subscriber identity module cards on standby and terminal equipment |
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| CN104378729A (en) | 2015-02-25 |
| HK1207510A1 (en) | 2016-01-29 |
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