CN103493541B - Method and terminal for switching operator network - Google Patents

Abstract

The present invention relates to the field of communications, and in particular to a method and terminal for switching operator networks, wherein the method includes: when the mobile terminal cannot access the network of the first operator, obtaining an access link to the network of the second operator enter the information and send it to the universal integrated circuit card UICC for storage; the mobile terminal uses the access information saved by the universal integrated circuit card UICC to access the network of the second operator to access the network of the second operator network. The invention enables the mobile terminal to continue to communicate through the network of other operators when the signal of the network of the operator it accesses is lost.

Description

Method and terminal for switching operator network

technical field

The present invention relates to the communication field, in particular to a method and a terminal for switching operator networks.

Background technique

Currently, when the network signal of the first operator currently used by the mobile terminal is gone, the mobile terminal cannot access the network of the second operator to continue communication, causing adverse effects on users.

Contents of the invention

In view of this, the present invention provides a method for switching operator networks and a mobile terminal, which can enable the mobile terminal to continue to communicate through the network of other operators when it cannot access the network of the first operator.

The first aspect of the present invention provides a method for switching operator networks, which may include:

When the mobile terminal cannot access the network of the first operator, obtain access information for accessing the network of the second operator and send it to the Universal Integrated Circuit Card UICC for storage;

The mobile terminal accesses the network of the second operator by using the access information stored in the universal integrated circuit card UICC for accessing the network of the second operator.

With reference to the first aspect, in the first possible implementation manner, when the mobile terminal cannot access the network of the first operator, obtain access information for accessing the network of the second operator and send it to the Universal Integrated Circuit Card UICC Saving can include:

When the mobile terminal cannot access the network of the first operator, determine the network of the second operator from available operator networks according to the selection of the Universal Integrated Circuit Card UICC in the mobile terminal;

The mobile terminal initiates an access request to the determined second operator's network, obtains access information required to access the second operator's network, and sends the access information to the A universal integrated circuit card UICC, wherein the access request carries a first indication, and the first indication is used to indicate that access information for accessing the network of the second operator needs to be obtained.

With reference to the first possible implementation manner of the first aspect, in a second possible implementation manner, the mobile terminal initiating an access request to the determined second operator's network may include:

The mobile terminal initiates an emergency call request within the determined second operator's network, and the emergency call request carries a first indication, and the first indication is used to indicate that access to the second operator needs to be obtained. network access information.

With reference to the first possible implementation manner of the first aspect, in a third possible implementation manner, the mobile terminal initiating an access request to the determined second operator's network may include:

The mobile terminal initiates an emergency attach request within the determined network of the second operator, where the emergency attach request carries a first indication, and the first indication is used to indicate that access to the second operator needs to be obtained. Access information of the operator's network.

In combination with the first aspect, or the first possible implementation of the first aspect, or the second possible implementation of the first aspect, or the third possible implementation of the first aspect, in the fourth possible implementation In an implementation manner, the acquiring the access information for accessing the network of the second operator and sending it to the universal integrated circuit card UICC may include:

The mobile terminal receives the access information for accessing the network of the second operator sent by the remote management platform of the second operator; the access information is determined on the remote management platform of the second operator. The mobile terminal may send to the mobile terminal after initiating an access request to the second operator;

The mobile terminal sends the received access information to the UICC for storage. .

In combination with the first possible implementation of the first aspect, or the second possible implementation of the first aspect, or the third possible implementation of the first aspect, or the fourth possible implementation of the first aspect In the fifth possible implementation manner, the access request also carries: the identification information ICCID of the universal integrated circuit card UICC, the international mobile subscriber identity IMSI, and the identification of the remote management platform of the first operator One or more of information, verification data in the Universal Integrated Circuit Card UICC, and use instruction information.

In combination with the first aspect, or the first possible implementation of the first aspect, or the second possible implementation of the first aspect, or the third possible implementation of the first aspect, or the first possible implementation of the first aspect Four possible implementation manners, or the fifth possible implementation manner of the first aspect, in the sixth possible implementation manner, the universal integrated circuit card UICC may include an embedded universal integrated circuit card eUICC.

The second aspect of the present invention provides a method for switching operator networks, which may include:

receiving the indication of loss of network coverage of the first operator and the indication of the available operator's network sent by the mobile terminal, and selecting from the one or more available operator's networks according to the indication of the available operator's network the network of the second operator;

Instructing the mobile terminal to initiate an access request to the network of the second operator, and obtaining access information required to access the network of the second operator from the mobile terminal;

Instructing the mobile terminal to use the access information for accessing the network of the second operator to access the network of the second operator.

With reference to the second aspect, in a first possible implementation manner, when instructing the mobile terminal to initiate an access request to the network of the second operator, the indication may carry network indication information of the second operator One or more of the identification information ICCID of the universal integrated circuit card UICC, the international mobile subscriber identity IMSI, the identification information of the remote management platform of the first operator, the verification data in the universal integrated circuit card UICC, and the use instruction information .

With reference to the second aspect, or the first possible implementation of the second aspect, in the second possible implementation, the access information is determined by the mobile terminal on the remote management platform of the second operator It may be sent to the mobile terminal after an access request is initiated to the second operator.

A third aspect of the present invention provides a method for providing network access information, which may include:

receiving a request for obtaining access information for accessing the network of the second operator sent by the mobile terminal when the mobile terminal cannot access the network of the first operator;

Send the access information for accessing the network of the second operator to the mobile terminal according to the acquired access information for accessing the network of the second operator, so that the mobile terminal sends the The access information is sent to the universal integrated circuit card UICC for storage.

With reference to the third aspect, in a first possible implementation manner, receiving the request sent by the mobile terminal to obtain access information for accessing the network of the second operator may include:

receiving an access request sent by the mobile terminal, where the access request carries a first indication, and the first indication is used to indicate that access information for accessing the network of the second operator needs to be acquired.

With reference to the first possible implementation of the third aspect, in the second possible implementation, the access request may also carry: the identification information ICCID of the Universal Integrated Circuit Card UICC, the International Mobile Subscriber Identity IMSI , identification information of the remote management platform of the first operator, verification data in the Universal Integrated Circuit Card UICC, and use instruction information.

With reference to the third aspect, or the first possible implementation of the third aspect, or the second possible implementation of the third aspect, in the third possible implementation, according to the request, access the Sending the access information of the second operator's network to the mobile terminal includes:

After it is determined that the mobile terminal can initiate an access request to the network of the second operator, sending access information for accessing the network of the second operator to the mobile terminal.

With reference to the third possible implementation manner of the third aspect, in a fourth possible implementation manner, the determining that the mobile terminal can initiate an access request to the network of the second operator includes:

When the access request sent by the mobile terminal carries verification data in the universal integrated circuit card UICC, verify the universal integrated circuit card UICC in the mobile terminal according to the verification data, and when the verification is legal, determine The mobile terminal may initiate an access request to the second operator;

Or, when the access request sent by the mobile terminal does not carry the verification data in the universal integrated circuit card UICC, request the verification data from the universal integrated circuit card UICC in the mobile terminal, and check the The UICC in the mobile terminal is verified, and when the verification is valid, it is determined that the mobile terminal can initiate an access request to the second operator.

With reference to the third possible implementation of the third aspect, in a fifth possible implementation, the determining that the mobile terminal can initiate an access request to the network of the second operator includes:

When the access request sent by the mobile terminal carries the verification data in the universal integrated circuit card UICC, the verification data is sent to the remote management platform of the first operator for verification, and according to the remote management platform of the first operator The verification result of the platform determines that the mobile terminal can initiate an access request to the second operator;

Or, when the access request sent by the mobile terminal does not carry the verification data in the universal integrated circuit card UICC, request the verification data from the universal integrated circuit card UICC in the mobile terminal, and send the verification data to The remote management platform of the first operator performs verification, and determines that the mobile terminal can initiate an access request to the second operator according to the verification result of the remote management platform of the first operator.

A fourth aspect of the present invention provides a mobile terminal, including:

Universal integrated circuit card UICC, used to store operator contract data;

An acquisition module, configured to acquire access information for accessing the network of the second operator when the mobile terminal cannot access the network of the first operator and send it to the universal integrated circuit card UICC for storage;

An access module, configured to use the access information stored in the UICC for accessing the network of the second operator to connect the mobile terminal to the network of the second operator.

With reference to the fourth aspect, in a first possible implementation manner, the acquiring module includes:

A selection module, configured to determine a second operator's network from available operator networks according to the selection of the universal integrated circuit card UICC in the mobile terminal when the mobile terminal cannot access the first operator's network;

The request submodule is configured to initiate an access request to the network of the second operator determined by the selection module, where the access request carries a first indication, and the first indication is used to indicate that access to the Access information of the network of the second operator;

The obtaining sub-module is configured to obtain access information for accessing the network of the second operator and send it to the UICC after the requesting sub-module sends the access request.

With reference to the first possible implementation manner of the fourth aspect, in a second possible implementation manner, the request submodule is specifically configured to initiate an emergency response within the network of the second operator determined by the selection module. A call request, where the emergency call request carries a first indication, and the first indication is used to indicate that access information for accessing the network of the second operator needs to be acquired.

With reference to the first possible implementation manner of the fourth aspect, in a third possible implementation manner, the requesting submodule is specifically configured to initiate an emergency response within the network of the second operator determined by the selection module. An attach request, where the emergency attach request carries a first indication, and the first indication is used to indicate that access information for accessing the network of the second operator needs to be obtained.

In combination with the first possible implementation of the fourth aspect, or the second possible implementation of the fourth aspect, or the third possible implementation of the fourth aspect, in the fourth possible implementation, the The acquisition sub-modules include:

The first acquisition sub-module is configured to receive the access information for accessing the network of the second operator sent by the remote management platform of the second operator; the access information is obtained in the remote management platform of the second operator sent to the mobile terminal after the platform determines that the mobile terminal can initiate an access request to the second operator;

The first sending submodule is configured to send the received access information to the UICC for storage.

In combination with the first possible implementation of the fourth aspect, or the second possible implementation of the fourth aspect, or the third possible implementation of the fourth aspect, or the fourth possible implementation of the fourth aspect way, in the fifth possible implementation way, the access request initiated by the request submodule also carries: the identification information ICCID of the universal integrated circuit card UICC, the international mobile subscriber identity IMSI, the first operator's Subscription management—one or more of identification information of the security routing unit, verification data in the universal integrated circuit card UICC, and use instruction information.

With reference to the fourth possible implementation of the fourth aspect, in a sixth possible implementation, the mobile terminal further includes:

The second sending sub-module is used to send the verification data in the universal integrated circuit card UICC to the remote management platform of the second operator.

In combination with the fourth aspect, or the first possible implementation of the fourth aspect, or the second possible implementation of the fourth aspect, or the third possible implementation of the fourth aspect, or the first possible implementation of the fourth aspect Four possible implementations, or the fifth possible implementation of the fourth aspect, or the sixth possible implementation of the fourth aspect, in the seventh possible implementation, the universal integrated circuit card UICC Including embedded universal integrated circuit card eUICC.

The fifth aspect of the present invention provides a universal integrated circuit card UICC, including:

A storage module, used to store operator contract data;

A receiving module, configured to receive an indication of loss of network coverage of the first operator and an indication of an available operator's network sent by the mobile terminal, and obtain from the mobile terminal the information required to access the network of the second operator. Access information, and send the received information to the storage module for storage;

A control module, configured to select a second operator's network from the available operator's networks according to the indication of the available operator's network received by the receiving module, and instruct the mobile terminal to send the mobile terminal to the second operator's network Initiate an access request, and instruct the mobile terminal to use the access information for accessing the network of the second operator to access the network of the second operator.

With reference to the fifth aspect, in a first possible implementation manner, when the control module instructs the mobile terminal to initiate an access request to the network of the second operator, the indication carries the network address of the second operator. One of the network instruction information, the identification information ICCID of the universal integrated circuit card UICC, the international mobile subscriber identity IMSI, the identification information of the remote management platform of the first operator, the verification data in the universal integrated circuit card UICC, and the use instruction information or more.

With reference to the fifth aspect, or in the first possible implementation of the fifth aspect, in the second possible implementation, the access information received by the receiving module is The management platform sends it to the mobile terminal after determining that the mobile terminal can initiate an access request to the second operator.

A sixth aspect of the present invention provides a remote management platform, which may include:

The receiving module is configured to receive a request for obtaining access information for accessing the network of the second operator sent by the mobile terminal when the mobile terminal cannot access the network of the first operator;

A storage module, configured to store access information for accessing the network of the second operator;

a sending module, configured to send the access information stored in the storage module to the mobile terminal for accessing the network of the second operator, so that the mobile terminal sends the access information to a universal integrated circuit The card UICC is saved.

With reference to the seventh aspect, in a first possible implementation manner, the receiving module is specifically configured to receive an access request sent when the mobile terminal cannot access the network of the first operator, and the access request includes Carrying a first indication, where the first indication is used to indicate that access information for accessing the network of the second operator needs to be acquired.

With reference to the first possible implementation of the seventh aspect, in the second possible implementation, the access request received by the receiving module also carries: the identification information ICCID of the universal integrated circuit card UICC, the international mobile subscriber One or more of the identification code IMSI, the identification information of the first operator's subscription management-secure routing unit, the verification data in the universal integrated circuit card UICC, and the use instruction information.

In combination with the first possible implementation of the seventh aspect, or the second possible implementation of the seventh aspect, in the third possible implementation, the remote management platform further includes:

A determining module, configured to determine that the mobile terminal can initiate an access request to the network of the second operator;

The sending module is specifically configured to, after the determining module determines that the mobile terminal can initiate an access request to the network of the second operator, access the network of the second operator stored in the storage module The access information is sent to the mobile terminal.

With reference to the third possible implementation manner of the seventh aspect, in a fourth possible implementation manner, the determining module includes:

The first determining module, when the access request sent by the mobile terminal carries the verification data in the universal integrated circuit card UICC, verifies the universal integrated circuit card UICC in the mobile terminal according to the verification data, and When the verification is legal, it is determined that the mobile terminal can initiate an access request to the second operator; or when the access request sent by the mobile terminal does not carry the verification data in the universal integrated circuit card UICC, instruct the The receiving module requests verification data from the universal integrated circuit card UICC in the mobile terminal, and verifies the universal integrated circuit card UICC in the mobile terminal according to the requested verification data, and determines that the The mobile terminal may initiate an access request to the second operator.

With reference to the third possible implementation manner of the seventh aspect, in a fifth possible implementation manner, the determining module includes: a second determining module, configured to carry a general integrated When verifying data in the circuit card UICC, the verification data is sent to the remote management platform of the first operator for verification, and according to the verification result of the remote management platform of the first operator, it is determined that the mobile terminal can send to the The second operator initiates an access request; or, when the access request sent by the mobile terminal does not carry the verification data in the universal integrated circuit card UICC, instruct the receiving module to send a request to the universal integrated circuit in the mobile terminal The card UICC requests verification data, and sends the requested verification data to the remote management platform of the first operator for verification, and according to the verification result of the remote management platform of the first operator, it is determined that the mobile terminal can send to the The second operator initiates an access request.

The eighth aspect of the present invention provides a computer storage medium, the computer storage medium can store a program, and when the program is executed, it can include some or all steps of the method for switching the operator's network of the present invention.

A ninth aspect of the present invention provides a computer storage medium, the computer storage medium can store a program, and when the program is executed, some or all steps of the method for providing operator access information of the present invention can be included.

The tenth aspect of the present invention provides a mobile terminal, which may include: a universal integrated circuit card UICC, a receiving device, a sending device, and a processor, wherein the processor performs the following steps:

When the mobile terminal cannot access the network of the first operator, instruct the receiving device to obtain access information for accessing the network of the second operator, and send the obtained access information to the universal integrated circuit card UICC for further processing. saving, and sending the access information stored in the universal integrated circuit card UICC for accessing the network of the second operator through the sending device, so as to connect the mobile terminal to the network of the second operator network.

With reference to the tenth aspect, in a first possible implementation manner, the processor obtains the access information for accessing the network of the second operator through the receiving device, and sends it to the universal integrated circuit card UICC for storage. , including:

The processor determines the second operator's network from the available operator networks according to the selection of the universal integrated circuit card UICC in the mobile terminal; and instructs the sending device to initiate a connection to the determined second operator's network an access request, and send the access information obtained by the receiving device to access the network of the second operator to the universal integrated circuit card UICC for storage, the access request carries a first indication, and the The first indication is used to indicate that access information for accessing the network of the second operator needs to be acquired.

With reference to the first possible implementation manner of the tenth aspect, in a second possible implementation manner, the processor instructs the sending device to initiate an access request to the determined second operator's network, specifically including :

The processor instructs the sending device to initiate an emergency call request within the determined second operator's network, where the emergency call request carries a first indication, and the first indication is used to indicate that access to the Describe the access information of the second operator's network.

With reference to the first possible implementation manner of the tenth aspect, in a third possible implementation manner, the processor instructs the sending device to initiate an access request to the determined second operator's network, specifically including: :

The processor instructs the sending device to initiate an emergency attach request within the determined network of the second operator, where the emergency attach request carries a first indication, and the first indication is used to indicate that access needs to be obtained. Enter the access information of the second operator's network.

With reference to the third possible implementation of the tenth aspect, or the fourth possible implementation of the tenth aspect, in a fifth possible implementation, the access information is remotely managed by the second operator It is sent to the mobile terminal after the platform determines that the mobile terminal can initiate an access request to the second operator.

In combination with the tenth aspect, or the first possible implementation of the tenth aspect, or the second possible implementation of the tenth aspect, or the third possible implementation of the tenth aspect, or the first possible implementation of the tenth aspect Four possible implementations, or the fifth possible implementation of the tenth aspect, in the sixth possible implementation, the initiated access request further carries: the identifier of the universal integrated circuit card UICC One or more of information ICCID, International Mobile Subscriber Identity IMSI, identification information of the first operator's subscription management-secure routing unit, verification data in the Universal Integrated Circuit Card UICC, and use instruction information.

In combination with the tenth aspect, or the first possible implementation of the tenth aspect, or the second possible implementation of the tenth aspect, or the third possible implementation of the tenth aspect, or the first possible implementation of the tenth aspect Four possible implementations, or the fifth possible implementation of the tenth aspect, or the sixth possible implementation of the tenth aspect, in the seventh possible implementation, the universal integrated circuit card UICC Including the embedded universal integrated circuit card eUICC.

The eleventh aspect of the present invention provides a universal integrated circuit card UICC, which may include:

A memory for storing operator subscription data;

The receiving device is configured to receive an indication of loss of the network coverage of the first operator and an indication of the network of the available operator sent by the mobile terminal, and obtain from the mobile terminal the information required to access the network of the second operator. Access information, and send the received information to the memory for storage;

a processor, configured to select a second operator's network from the available operator's networks according to the indication of the available operator's network received by the receiving device, and instruct the mobile terminal to send the mobile terminal to the second operator's network Initiate an access request, and instruct the mobile terminal to use the access information for accessing the network of the second operator to access the network of the second operator.

With reference to the eleventh aspect, in a first possible implementation manner, when the processor instructs the mobile terminal to initiate an access request to the network of the second operator, the instruction includes the second operator's One of the network instruction information, the identification information ICCID of the universal integrated circuit card UICC, the international mobile subscriber identity IMSI, the identification information of the remote management platform of the first operator, the verification data in the universal integrated circuit card UICC and the use instruction information one or more species.

With reference to the eleventh aspect, or the first possible implementation manner of the eleventh aspect, in a second possible implementation manner, the access information received by the receiving device is It is sent to the mobile terminal after the remote management platform of the remote management platform determines that the mobile terminal can initiate an access request to the second operator.

It can be seen from the above that in some feasible implementations of the present invention, when the mobile terminal detects that it cannot access the network of the first operator, the access information for accessing the network of the second operator is stored in the general integration of the mobile terminal. In the circuit card UICC; in this way, the mobile terminal can use the access information stored in the universal integrated circuit card UICC to access the network of the second operator to access the network of the second operator. In this way, when the network signal of the first operator connected is lost, the mobile terminal can access through the network of the second operator, which ensures that the communication of the user is not interrupted, and enhances the experience of the user on the network.

Description of drawings

FIG. 1 is a schematic flowchart of a first embodiment of a method for switching operator networks according to the present invention;

FIG. 2 is a schematic flowchart of a second embodiment of the method for switching operator networks according to the present invention;

FIG. 3 is a schematic flowchart of a third embodiment of the method for switching operator networks according to the present invention;

FIG. 4 is a schematic flow diagram of an embodiment in which the mobile terminal of the present invention initiates an emergency call request to the network of the selected second operator;

FIG. 5 is a schematic flow diagram of an embodiment in which the mobile terminal initiates an emergency attachment request to the network of the selected second operator according to the present invention;

FIG. 6 is a schematic flowchart of a fourth embodiment of the method for switching operator networks according to the present invention;

FIG. 7 is a schematic flowchart of a first embodiment of a method for providing network access information according to the present invention;

FIG. 8 is a schematic flowchart of a first embodiment of a method for providing network access information according to the present invention;

FIG. 9 is a schematic diagram of the structural composition of the first embodiment of the mobile terminal of the present invention;

FIG. 10 is a schematic diagram of the structural composition of the second embodiment of the mobile terminal of the present invention;

FIG. 11 is a schematic diagram of the structural composition of the third embodiment of the mobile terminal of the present invention;

FIG. 12 is a schematic diagram of the structural composition of the fourth embodiment of the mobile terminal of the present invention;

Fig. 13 is a schematic diagram of the structural composition of the first embodiment of the universal integrated circuit card of the present invention;

Fig. 14 is a schematic diagram of the structural composition of the second embodiment of the universal integrated circuit card of the present invention;

Fig. 15 is a schematic diagram of the structural composition of the first embodiment of the remote management platform of the present invention;

Fig. 16 is a schematic diagram of the structural composition of the second embodiment of the remote management platform of the present invention;

FIG. 17 is a schematic diagram of a detailed flowchart of switching operator networks by a mobile terminal according to the present invention.

specific embodiment

In some feasible embodiments of the present invention, when the mobile terminal cannot access the network of the first operator, the access information for accessing the network of the second operator is obtained and sent to the universal integrated circuit card UICC for storage; The mobile terminal accesses the network of the second operator by using the access information stored in the universal integrated circuit card UICC for accessing the network of the second operator. In this way, when the network signal of the first operator that is accessed is lost, the network access of the second operator is used to ensure that the user's communication is not interrupted, and the user's experience of the network is enhanced.

FIG. 1 is a schematic flowchart of a first embodiment of a method for switching operator networks according to the present invention. As shown in Figure 1, it can include:

Step S110, when the mobile terminal cannot access the network of the first operator, obtain access information for accessing the network of the second operator and send it to a Universal Integrated Circuit Card (UICC) for storage.

Step S111, the mobile terminal accesses the network of the second operator using the access information stored in the universal integrated circuit card for accessing the network of the second operator.

In some feasible embodiments, the operator (MNO, Mobile Network Operator) of the present invention includes major operators that currently support mobile terminal communication, such as China Mobile, China Unicom, etc., the first operator and the second operator The operators are different operators. For example, when the first operator is China Unicom, the second operator may be China Mobile, and the first operator may be an operator to which the network of the operator accessed by the mobile terminal before switching the operator network belongs, so The second operator mentioned above is the operator to which the network of the operator to which the mobile terminal will switch belongs.

In some feasible implementation manners, the universal integrated circuit card of the present invention can be an ordinary universal integrated circuit card (such as a SIM card), and can be an embedded universal integrated circuit card (eUICC, embedded UICC), wherein the embedded The universal integrated circuit card can remotely configure the operator and contract data. In a specific implementation, the eUICC card can be embedded in the mobile terminal first, and when embedded in the mobile terminal, the operator's subscription data may not be inserted, and the operator and the subscription data can be obtained through subsequent negotiations with the operator. When configuring the operator and subscription data of the eUICC, the same eUICC can communicate with two or more operators and obtain the subscription data information of these operators, and save the acquired subscription data of multiple operators.

In some feasible implementation manners, step S110 obtaining access information for accessing the network of the second operator may include: the mobile terminal initiates an access request to the network of the second operator, and the access request may include: the The mobile terminal initiates an emergency call request in the network of the second operator, and the emergency call request carries a first indication, and the first indication is used to indicate that an access to the network of the second operator needs to be obtained. input information.

In some feasible implementation manners, obtaining access information for accessing the network of the second operator in step S110 may include: the mobile terminal initiates an access request to the network of the second operator, and the access request may include: The mobile terminal initiates an emergency attach request in the determined network of the second operator, where the emergency attach request carries a first indication, and the first indication is used to indicate that access to the second operator needs to be obtained. access information of the provider's network.

In some feasible implementation manners, the flow of an embodiment of the mobile terminal initiating an emergency call request in the network of the second operator can be referred to as shown in FIG. 4 . The flow of an embodiment of the mobile terminal initiating an emergency attach request in the network of the second operator can be referred to as shown in FIG. 5 .

As shown in Figure 4, when the universal integrated circuit card is an embedded universal integrated circuit card, the mobile terminal sends the second operator network (in specific implementation, the second operator's network can be any of the various existing networks) A) Initiating an emergency call request includes:

Step S400, the mobile terminal (Device) initiates an emergency call request, that is, initiates a context activation request (activate PDP context Request), and the request carries the emergency access point (Emergency Access PointName) information and obtains the execution file of the second operator's network Instructions.

Step S401, the GPRS service support node (SGSN, Serving GPRS SUPPORT NODE) selects to connect to the Gateway GPRS Support Node (GGSN, Gateway GPRS Support Node) of the security management unit (SM-SR) of the second operator's network.

In step S402, the SGSN sends a create context request (Create PDPContext Request) to the GGSN selected in step S401, and the request carries the emergency access point information in step S400 and the instruction information for obtaining the execution file of the second operator's network.

In step S403, the GGSN returns a create context response (Create PDP Context Response) to the SGSN.

In step S404, the SGSN replies a context activation response (activate PDP contextResponse) to the mobile terminal.

Step S405, the mobile terminal initiates an execution file acquisition request (tempOperational Profile Request) to the SM-SR of the second operator's network, and the request may carry the identification information (ICCID) of the mobile terminal's universal integrated circuit card. One of the mobile subscriber identification code (IMSI), the identification information (oldSM-SR id) of the security management unit of the first operator, the authentication data (authorization data) in the universal integrated circuit card, and the use instruction information (tempuse indication) or more.

As shown in Figure 5, when the universal integrated circuit card is an embedded universal integrated circuit card, the mobile terminal initiates an emergency attachment request to the second operator's network including:

In step S500, the mobile terminal initiates an emergency attach request, and the request carries emergency access point (Emergency Access Point Name) information and instruction information for obtaining an execution file of the network of the second operator.

Step S501, the Mobility Management Entity (MME, Mobility Management Entity) selects the public data network gateway (PDN) of the security management unit (SM-SR) that can be connected to the network of the second operator according to the instruction information of the instruction step S501 GW).

In step S502, the MME sends a create session request (Create sessionRequest) to the PDN GW selected in step S501, and the request carries the emergency access point information in step S500 and the instruction information for obtaining the execution file of the second operator's network.

In step S503, the PDN GW returns a create session response (Create session Response) to the MME.

In step S504, the MME returns an activate session response (activate session response) to the mobile terminal.

Step S505, the mobile terminal initiates an execution file acquisition request (tempOperational Profile Request) to the SM-SR of the second operator's network, and the request may carry the identification information (ICCID) of the mobile terminal's universal integrated circuit card, which is international One of the mobile subscriber identification code (IMSI), the identification information (oldSM-SR id) of the security management unit of the first operator, the authentication data (authorization data) in the universal integrated circuit card, and the use instruction information (tempuse indication) or more.

In some feasible implementation manners, the access information obtained in step S110 for accessing the network of the second operator may be an operational profile (OP, Operational Profile) for accessing the network of the second operator .

It can be seen from the above that in some feasible implementation manners, when the mobile terminal cannot access the network of the first operator, the access information for accessing the network of the second operator is obtained and sent to the universal integrated circuit card for storage, and Access to the network of the second operator according to the access information stored in the universal integrated circuit card UICC for accessing the network of the second operator, thereby realizing that when the signal of the network of the first operator accessed is lost At the same time, through the network access of the second operator, the user's communication is guaranteed to be uninterrupted, and the user's experience of the network is enhanced.

FIG. 2 is a schematic flowchart of a second embodiment of the method for switching operator networks according to the present invention. As shown in Figure 2, it may include:

Step S210, when the mobile terminal cannot access the network of the first operator, determine the network of the second operator from available operator networks according to the selection of the universal integrated circuit card in the mobile terminal.

Step S211, the mobile terminal initiates an access request to the determined network of the second operator, and obtains access information for accessing the network of the second operator and sends it to the universal integrated circuit card, The access request carries a first indication, and the first indication is used to indicate that access information for accessing the network of the second operator needs to be obtained.

Step S212, the mobile terminal accesses the network of the second operator using the access information stored in the universal integrated circuit card for accessing the network of the second operator.

In some feasible implementation manners, in step S210, the universal integrated circuit card may select the network of the second operator from the available operator networks according to its own characteristics and the network information of the currently available operator. For example, the universal integrated circuit card can determine which operators it can access according to its own contract data. After determining the operators that can be accessed, it can further select a stronger signal based on the network signal strength of these operator networks. As a result of the selection of the second operator network. Certainly, the integrated circuit card may select the network of the second operator from the available operator networks according to the access policy when signing a contract with the operator. For example, the preferred sequence for the universal integrated circuit card to access the operator is that if a mobile operator is detected, the mobile operator is first selected for access, and if there is no mobile operator, then China Unicom or other operators can be selected for access.

In some feasible implementation manners, in step S211, the mobile terminal initiating an access request to the determined second operator's network may include: the mobile terminal is within the determined second operator's network An emergency call request is initiated, where the emergency call request carries a first indication, and the first indication is used to indicate that access information for accessing the network of the second operator needs to be acquired.

In some feasible implementation manners, in step S211, the mobile terminal initiating an access request to the determined second operator's network may include: the mobile terminal in the determined second operator's network An emergency attach request is initiated within the network, where the emergency attach request carries a first indication, and the first indication is used to indicate that access information for accessing the network of the second operator needs to be obtained.

In some feasible implementation manners, the flow of an embodiment of the mobile terminal initiating an emergency call request within the determined second operator's network can be referred to as shown in FIG. 4 . Refer to FIG. 5 for a flow of an embodiment in which the mobile terminal initiates an emergency attach request in the determined network of the second operator. For the description of the flow in FIG. 4 and FIG. 5 , please refer to the description of the first embodiment above, and details are not repeated here.

In some feasible implementation manners, in step S211, when the mobile terminal initiates an access request to the network of the second operator, it may also carry the identification information (ICCID) of the mobile terminal's Universal Integrated Circuit Card , International Mobile Subscriber Identity (IMSI), identification information (old SM-SR id) of the security management unit of the first operator, authentication data (authorization data) and use instruction information (temp use indication) in the universal integrated circuit card one or more of.

It can be seen from the above that in some feasible implementation manners, when the mobile terminal cannot access the network of the first operator, the access information for accessing the network of the second operator is obtained and sent to the universal integrated circuit card for storage, and Access to the network of the second operator according to the access information stored in the universal integrated circuit card UICC for accessing the network of the second operator, thereby realizing that when the signal of the network of the first operator accessed is lost At the same time, through the network access of the second operator, the user's communication is guaranteed to be uninterrupted, and the user's experience of the network is enhanced.

FIG. 3 is a schematic flowchart of a third embodiment of the method for switching operator networks according to the present invention. As shown in Figure 3, it may include:

Step S310, when the mobile terminal cannot access the network of the first operator, determine the network of the second operator from the available operator networks according to the selection of the UICC in the mobile terminal.

Step S311, the mobile terminal initiates an access request to the determined second operator's network, the access request carries a first indication, and the first indication is used to indicate that access to the second operator needs to be obtained. Access information of the operator's network.

Step S312, the mobile terminal receives the connection to access the network of the second operator sent by the remote management platform of the second operator after determining that the mobile terminal can initiate an access request to the second operator. input information.

Step S313, the mobile terminal sends the acquired access information to the UICC for storage.

Step S314, the mobile terminal accesses the network of the second operator using the access information stored in the universal integrated circuit card for accessing the network of the second operator.

In some feasible implementation manners, at step S310, the universal integrated circuit card may select the network of the second operator from the available operator networks according to its own characteristics and the network information of the currently available operator. For example, the universal integrated circuit card can determine which operators it can access according to its own contract data. After determining the operators that can be accessed, it can further select a stronger signal based on the network signal strength of these operator networks. As a result of the selection of the second operator network. Certainly, the integrated circuit card may select the network of the second operator from the available operator networks according to the access policy when signing a contract with the operator. For example, the preferred sequence for the universal integrated circuit card to access the operator is that if a mobile operator is detected, the mobile operator is first selected for access, and if there is no mobile operator, then China Unicom or other operators can be selected for access.

In some feasible implementation manners, in step S311, the mobile terminal initiating an access request to the determined second operator's network may include: the mobile terminal is within the determined second operator's network An emergency call request is initiated, where the emergency call request carries a first indication, and the first indication is used to indicate that access information for accessing the network of the second operator needs to be acquired.

In some feasible implementation manners, in step S311, the mobile terminal initiating an access request to the determined second operator's network may include: the mobile terminal in the determined second operator's network An emergency attach request is initiated within the network, where the emergency attach request carries a first indication, and the first indication is used to indicate that access information for accessing the network of the second operator needs to be obtained.

In some feasible implementation manners, the flow of an embodiment of the mobile terminal initiating an emergency call request within the determined second operator's network can be referred to as shown in FIG. 4 . Refer to FIG. 5 for a flow of an embodiment in which the mobile terminal initiates an emergency attach request in the determined network of the second operator. For the description of the flow in FIG. 4 and FIG. 5 , please refer to the description of the first embodiment, and details are not repeated here.

In some feasible implementation manners, in step S311, when the mobile terminal initiates an access request to the network of the second operator, it may also carry the identification information (ICCID) of the mobile terminal's Universal Integrated Circuit Card , International Mobile Subscriber Identity (IMSI), identification information (old SM-SR id) of the security management unit of the first operator, authentication data (authorization data) and use instruction information (temp use indication) in the universal integrated circuit card one or more of.

In some feasible implementation manners, the determination by the remote management platform of the second operator that the mobile terminal can initiate an access request to the network of the second operator may include: when the access request sent by the mobile terminal When the verification data in the universal integrated circuit card UICC is carried in the mobile terminal, the universal integrated circuit card UICC in the mobile terminal is verified according to the verification data, and when the verification is legal, it is determined that the mobile terminal can send to the second The operator initiates an access request; or, when the access request sent by the mobile terminal does not carry the verification data in the universal integrated circuit card UICC, request the verification data from the universal integrated circuit card UICC in the mobile terminal, and Verifying the UICC in the mobile terminal according to the verification data, and determining that the mobile terminal can initiate an access request to the second operator when the verification is valid.

In some feasible implementation manners, the remote management platform in the second operator's network determines that the mobile terminal can initiate an access request to the second operator's network includes: When the verification data in the universal integrated circuit card UICC is carried in the input request, the verification data is sent to the remote management platform of the first operator for verification, and according to the verification result of the remote management platform of the first operator, the said verification data is determined. The mobile terminal may initiate an access request to the second operator; or, when the access request sent by the mobile terminal does not carry the verification data in the universal integrated circuit card UICC, send the mobile terminal to the general integrated circuit card in the mobile terminal. The circuit card UICC requests verification data, and sends the verification data to the remote management platform of the first operator for verification, and according to the verification result of the remote management platform of the first operator, it is determined that the mobile terminal can send to the second The second operator initiates an access request.

In some feasible implementation manners, the function of the remote management platform is mainly to manage the subscription data in the UICC, including downloading, deleting, and modifying the subscription data. The remote management platform can be SM (Subscription Manager) or the remote management platform can be composed of SM-SR (Subscription Manager-Secure Routing) and SM-DP (Subscription Manager-Data Preparation).

It can be seen from the above that in some feasible implementation manners, when the mobile terminal cannot access the network of the first operator, the access information for accessing the network of the second operator is obtained and sent to the universal integrated circuit card for storage, and Access to the network of the second operator according to the access information stored in the universal integrated circuit card UICC for accessing the network of the second operator, thereby realizing that when the signal of the network of the first operator accessed is lost At the same time, through the network access of the second operator, the user's communication is guaranteed to be uninterrupted, and the user's experience of the network is enhanced.

FIG. 6 is a schematic flowchart of a fourth embodiment of the method for switching operator networks according to the present invention. As shown in Figure 6, it may include:

Step S610, receiving the indication of losing the network coverage of the first operator and the indication of the available operator's network sent by the mobile terminal, and obtaining the information from the one or more available operators according to the indication of the available operator's network Select the network of the second carrier in the network.

Step S611, instructing the mobile terminal to initiate an access request to the network of the second operator, and obtaining access information required for accessing the network of the second operator from the mobile terminal.

Step S612, instructing the mobile terminal to use the access information for accessing the network of the second operator to access the network of the second operator to access the network of the second operator.

In some feasible embodiments, the operator (MNO, Mobile Network Operator) of the present invention includes major operators that currently support mobile terminal communication, such as China Mobile, China Unicom, etc., the first operator and the second operator The operators are different operators. For example, when the first operator is China Unicom, the second operator may be China Mobile.

In some feasible implementation manners, the access information obtained in step S611 for accessing the network of the second operator may be an operational profile (OP, Operational Profile) for accessing the network of the second operator .

In some feasible implementation manners, in step S610, selecting the network of the second operator may select the network of the second operator according to the subscription data of the universal integrated circuit card in the mobile terminal combined with the network information of the currently available operator, such as , can determine which operators the universal integrated circuit card can be connected to, and after determining the accessible operators, can further select a stronger signal as the second operator network according to the network signal strength of these operator networks Select the result. Of course, the network of the second operator may also be selected from available operator networks according to the access policy when signing with the operator. For example, the preferred order for the mobile terminal's universal integrated circuit card to access the operator can be that if a mobile operator is detected, the mobile operator will be selected first to access; if there is no mobile operator, then China Unicom or other operators can be selected for access. enter.

In some feasible implementation manners, in step S611, when instructing the mobile terminal to initiate an access request to the network of the second operator, the indication may carry the network indication information of the second operator (new MNOindication information ), the identification information (ICCID) of the Universal Integrated Circuit Card UICC, the International Mobile Subscriber Identity (IMSI), the identification information (old SM-SR id) of the first operator's subscription management-safety routing unit, the identification information of the Universal Integrated Circuit Card UICC One or more of the authentication data (authorization data) and the use instruction information (temp use indication) in .

In some feasible implementation manners, the mobile terminal initiating an access request to the determined second operator's network may include: the mobile terminal initiating an emergency call request in the determined second operator's network , the emergency call request carries a first indication, where the first indication is used to indicate that access information for accessing the network of the second operator needs to be acquired.

In some feasible implementation manners, the mobile terminal initiating an access request to the determined second operator's network may include: the mobile terminal initiating an emergency access request in the determined second operator's network An attach request, where the emergency attach request carries a first indication, and the first indication is used to indicate that access information for accessing the network of the second operator needs to be obtained.

In some feasible implementation manners, the flow of an embodiment of the mobile terminal initiating an emergency call request within the determined second operator's network can be referred to as shown in FIG. 4 . Refer to FIG. 5 for a flow of an embodiment in which the mobile terminal initiates an emergency attach request in the determined network of the second operator. For the description of the flow in FIG. 4 and FIG. 5 , please refer to the description of the first embodiment, and details are not repeated here.

In some feasible implementation manners, when the mobile terminal initiates an access request to the network of the second operator, it may also carry the identification information (ICCID) of the mobile terminal's universal integrated circuit card, and the international mobile user One of the identification code (IMSI), the identification information (old SM-SR id) of the security management unit of the first operator, the authentication data (authorization data) in the universal integrated circuit card, and the use indication information (temp use indication) or more.

In some feasible implementation manners, obtaining the access information required by the mobile terminal to access the network of the second operator is that the remote management platform in the network of the second operator determines that the mobile terminal can It is sent after the access request is sent to the network of the second operator. The remote management platform of the second operator determines that the mobile terminal can initiate an access request to the network of the second operator may include: when the access request sent by the mobile terminal carries a Universal Integrated Circuit Card (UICC) When verifying the verification data, verifying the Universal Integrated Circuit Card UICC in the mobile terminal according to the verification data, and determining that the mobile terminal can initiate an access request to the second operator when the verification is legal; or , when the access request sent by the mobile terminal does not carry the verification data in the universal integrated circuit card UICC, request the verification data from the universal integrated circuit card UICC in the mobile terminal, and perform the verification according to the verification data to the The universal integrated circuit card UICC in the mobile terminal performs verification, and when the verification is legal, determines that the mobile terminal can initiate an access request to the second operator.

In some feasible implementation manners, the remote management platform in the second operator's network determines that the mobile terminal can initiate an access request to the second operator's network includes: When the verification data in the universal integrated circuit card UICC is carried in the input request, the verification data is sent to the remote management platform of the first operator for verification, and according to the verification result of the remote management platform of the first operator, the said verification data is determined. The mobile terminal may initiate an access request to the second operator; or, when the access request sent by the mobile terminal does not carry the verification data in the universal integrated circuit card UICC, send the mobile terminal to the general integrated circuit card in the mobile terminal. The circuit card UICC requests verification data, and sends the verification data to the remote management platform of the first operator for verification, and according to the verification result of the remote management platform of the first operator, it is determined that the mobile terminal can send to the second The second operator initiates an access request.

It can be seen from the above that, in some feasible implementation manners, when the mobile terminal cannot access the network of the first operator, the mobile terminal receives the indication of losing the network coverage of the first operator and the network indication of the available operator sent by the mobile terminal, And select the second operator's network from the available operator's network; according to the selection result of the second operator's network, instruct the mobile terminal to initiate an access request to the second operator's network, and from the The mobile terminal obtains the access information required to access the network of the second operator; and sends the stored access information required to access the network of the second operator to the mobile terminal, instructing the mobile terminal to The terminal accesses the network of the second operator. In this way, when the network signal of the first operator that is accessed is lost, the network access of the second operator is used to ensure that the user's communication is not interrupted, and the user's experience of the network is enhanced.

Fig. 7 is a schematic flowchart of the first embodiment of the method for providing network access information according to the present invention. As shown in Figure 7, it may include:

Step S710, receiving a request for obtaining access information for accessing the network of the second operator sent by the mobile terminal when the mobile terminal cannot access the network of the first operator.

Step S711: Send the access information for accessing the network of the second operator to the mobile terminal according to the acquired access information request for accessing the network of the second operator, so that the mobile terminal will receive The access information of entering the network of the second operator is sent to the universal integrated circuit card UICC for storage.

In some feasible implementation manners, the step S710 of receiving and obtaining the access information for accessing the network of the second operator may include: receiving the access request sent when the mobile terminal cannot access the network of the first operator, and the The access request carries a first indication, where the first indication is used to indicate that access information for accessing the network of the second operator needs to be obtained.

In some feasible implementation manners, the access request received in step S710 also carries: the identification information ICCID of the Universal Integrated Circuit Card UICC, the International Mobile Subscriber Identity IMSI, and the identification of the subscription management-safe routing unit of the first operator One or more of information, verification data in the Universal Integrated Circuit Card UICC, and use instruction information.

In some feasible implementation manners, the access request received in step S710 may be an emergency call request, and the emergency call request carries a first indication, and the first indication is used to indicate that access to the second operator is required. network access information.

In some feasible implementation manners, the access request received in step S710 may be an emergency attach request, and the emergency attach request carries a first indication, and the first indication is used to indicate that access to the second operator needs to be obtained. network access information.

In some feasible implementation manners, the flow of an embodiment of the mobile terminal initiating an emergency call request can be referred to as shown in FIG. 4 . The flow of an embodiment of the mobile terminal initiating an emergency attach request can be referred to as shown in FIG. 5 . For the description of the flow in FIG. 4 and FIG. 5 , please refer to the description of the first embodiment of the method for switching network operator networks, and details are not repeated here.

In some feasible implementation manners, the access information for accessing the network of the second operator may be an operational profile (OP, Operational Profile) for accessing the network of the second operator.

It can be seen from the above that, in some feasible implementation manners, when receiving the request for obtaining the access information for accessing the network of the second operator sent by the mobile terminal when the mobile terminal cannot access the network of the first operator, according to the obtained Then the request for the access information of the second operator's network extracts the access information for accessing the second operator's network and sends it to the mobile terminal, so that the mobile terminal will access the second operator's network The access information of the network is sent to the universal integrated circuit card UICC for storage, so that the mobile terminal can access the network of the second operator when the network signal of the first operator it accesses is lost, ensuring the user's Communication is not interrupted, enhancing the user's experience with the network.

FIG. 8 is a schematic flowchart of a second embodiment of the method for providing network access information according to the present invention. As shown in Figure 8, it may include:

Step S810, receiving a request for obtaining access information for accessing the network of the second operator sent by the mobile terminal when the mobile terminal cannot access the network of the first operator.

Step S811, when it is determined that the mobile terminal can initiate an access request to the network of the second operator, send access information for accessing the network of the second operator to the mobile terminal, so that the mobile The terminal sends the access information for accessing the network of the second operator to a universal integrated circuit card UICC for storage.

In some feasible implementation manners, the step S810 of receiving the request for obtaining the access information of the network of the second operator may include: receiving the access request sent when the mobile terminal cannot access the network of the first operator , the access request carries a first indication, where the first indication is used to indicate that access information for accessing the network of the second operator needs to be acquired.

In some feasible implementation manners, the access request received in step S811 also carries: the identification information ICCID of the universal integrated circuit card UICC, the international mobile subscriber identity IMSI, and the identification of the subscription management-safe routing unit of the first operator One or more of information, verification data in the Universal Integrated Circuit Card UICC, and use instruction information.

In some feasible implementation manners, the access request received in step S810 may be an emergency call request, and the emergency call request carries a first indication, and the first indication is used to indicate that access to the second operator is required. network access information.

In some feasible implementation manners, the access request received in step S810 may be an emergency attach request, and the emergency attach request carries a first indication, and the first indication is used to indicate that access to the second operator needs to be obtained. network access information.

In some feasible implementation manners, the flow of an embodiment of the mobile terminal initiating an emergency call request can be referred to as shown in FIG. 4 . The flow of an embodiment of the mobile terminal initiating an emergency attach request can be referred to as shown in FIG. 5 . For the description of the flow in FIG. 4 and FIG. 5 , please refer to the description of the first embodiment of the method for switching network operator networks, and details are not repeated here.

In some feasible implementation manners, the access information for accessing the network of the second operator may be an operational profile (OP, Operational Profile) for accessing the network of the second operator.

In some feasible implementation manners, in step S811, the determining that the mobile terminal can initiate an access request to the network of the second operator includes:

When the access request sent by the mobile terminal carries verification data in the universal integrated circuit card UICC, verify the universal integrated circuit card UICC in the mobile terminal according to the verification data, and when the verification is legal, determine The mobile terminal may initiate an access request to the second operator;

Or, when the access request sent by the mobile terminal does not carry the verification data in the universal integrated circuit card UICC, request the verification data from the universal integrated circuit card UICC in the mobile terminal, and check the The UICC in the mobile terminal is verified, and when the verification is valid, it is determined that the mobile terminal can initiate an access request to the second operator.

In step S811, the determining that the mobile terminal can initiate an access request to the network of the second operator includes:

When the access request sent by the mobile terminal carries the verification data in the universal integrated circuit card UICC, the verification data is sent to the remote management platform of the first operator for verification, and according to the remote management platform of the first operator The verification result of the platform determines that the mobile terminal can initiate an access request to the second operator;

Or, when the access request sent by the mobile terminal does not carry the verification data in the universal integrated circuit card UICC, request the verification data from the universal integrated circuit card UICC in the mobile terminal, and send the verification data to The remote management platform of the first operator performs verification, and determines that the mobile terminal can initiate an access request to the second operator according to the verification result of the remote management platform of the first operator.

It can be seen from the above that, in some feasible implementation manners, when receiving the request for obtaining the access information for accessing the network of the second operator sent by the mobile terminal when the mobile terminal cannot access the network of the first operator, according to the obtained Then the request for the access information of the second operator's network extracts the access information for accessing the second operator's network and sends it to the mobile terminal, so that the mobile terminal will access the second operator's network The access information of the network is sent to the universal integrated circuit card UICC for storage, so that the mobile terminal can access the network of the second operator when the network signal of the first operator it accesses is lost, ensuring the user's Communication is not interrupted, enhancing the user's experience with the network.

In order to better implement the solutions of the above method embodiments of the present invention, the embodiments of the present invention also provide equipment for implementing the method embodiments of the present invention. The embodiments of various devices for implementing the method embodiments of the present invention are illustrated below by way of examples.

FIG. 9 is a schematic structural composition diagram of a first embodiment of a mobile terminal that can be used to implement the method embodiment of the present invention. As shown in Figure 9, the mobile terminal 001 of the present invention may include a universal integrated circuit card 11, an acquisition module 12 and an access module 13, wherein:

The universal integrated circuit card 11 is used for storing operator subscription data.

The acquiring module 12 is configured to acquire the access information for accessing the network of the second operator when the mobile terminal cannot access the network of the first operator, and send it to the universal integrated circuit card UICC for storage.

The access module 13 is configured to use the access information stored in the universal integrated circuit card 11 for accessing the network of the second operator to connect the mobile terminal to the network of the second operator.

In some feasible implementation manners, the operators in the present invention include major operators currently supporting mobile terminal communication, such as China Mobile, China Unicom, etc., and the first operator and the second operator are different operators. For example, when the first operator is China Unicom, the second operator may be China Mobile.

In some feasible implementation manners, the universal integrated circuit card of the present invention can be an ordinary universal integrated circuit card (such as a SIM card), and can be an embedded universal integrated circuit card (eUICC, embedded UICC), wherein the embedded The universal integrated circuit card can remotely configure the operator and contract data.

In some feasible implementation manners, the access information obtained by the obtaining module 12 for accessing the network of the second operator may be an execution file (OP, Operational Profile) for accessing the network of the second operator. ).

It can be seen from the above that in some feasible implementation manners, when the mobile terminal cannot access the network of the first operator, the access information for accessing the network of the second operator is obtained and sent to the universal integrated circuit card for storage, and Access to the network of the second operator according to the access information stored in the universal integrated circuit card UICC for accessing the network of the second operator, thereby realizing that when the signal of the network of the first operator accessed is lost At the same time, through the network access of the second operator, the user's communication is guaranteed to be uninterrupted, and the user's experience of the network is enhanced.

FIG. 10 is a schematic structural composition diagram of a second embodiment of a mobile terminal that can be used to implement the method embodiment of the present invention. As shown in Figure 10, the mobile terminal 002 of the present invention may include a universal integrated circuit card 21, an acquisition module 22 and an access module 23, further, the acquisition module 22 may include a selection module 222, a request sub-module 223 and an acquisition sub-module 224, in:

The universal integrated circuit card 21 is used for storing operator subscription data.

The selection module 222 is configured to determine a second operator's network from available operator networks according to the selection of the universal integrated circuit card 21 when the mobile terminal cannot access the first operator's network.

The request submodule 223 is configured to initiate an access request to the network of the second operator determined by the selection module 222, where the access request carries a first indication, and the first indication is used to indicate that access needs to be obtained Access information of the second operator's network.

The obtaining sub-module 224 is configured to obtain access information for accessing the network of the second operator and send it to the universal integrated circuit card 21 after the request sub-module 223 sends the access request.

The access module 23 is configured to use the access information of the second operator stored in the universal integrated circuit card 21 to connect the mobile terminal to the network of the second operator.

In some feasible implementation manners, the universal integrated circuit card 21 may select the network of the second operator from the available operator networks according to its own characteristics and the network information of the currently available operator. For example, the universal integrated circuit card 21 can judge which operators it can access according to its own contract data. After determining the operators that can be accessed, it can further select a signal with a stronger signal according to the network signal strength of these operator networks. as the selection result of the second carrier network. Of course, the integrated circuit card 21 can also select the network of the second operator from the available operator networks according to the access policy when signing a contract with the operator. For example, the preferred sequence for the universal integrated circuit card to access the operator is that if a mobile operator is detected, the mobile operator is first selected for access, and if there is no mobile operator, then China Unicom or other operators can be selected for access.

In some feasible implementation manners, the requesting submodule 223 initiating an access request to the determined second operator's network may include: the requesting submodule 223 is within the determined second operator's network An emergency call request is initiated, where the emergency call request carries a first indication, and the first indication is used to indicate that access information for accessing the network of the second operator needs to be acquired.

In some feasible implementation manners, the request submodule 223 initiating an access request to the determined second operator's network may include: the request submodule 223 in the determined second operator's network An emergency attach request is initiated within the network, where the emergency attach request carries a first indication, and the first indication is used to indicate that access information for accessing the network of the second operator needs to be obtained.

In some feasible implementation manners, the flow of an embodiment of the request submodule 223 initiating an emergency call request in the network of the determined second operator can be referred to as shown in FIG. 4 . The flow of an embodiment of the request submodule 223 initiating an emergency attach request in the determined network of the second operator can be referred to as shown in FIG. 5 . For the description of the flow in FIG. 4 and FIG. 5 , please refer to the description of the first embodiment of the method for switching network operator networks, and details are not repeated here.

In some feasible implementation manners, when the request submodule 223 initiates an access request in the network of the second operator, it may also carry the identification information (ICCID) of the mobile terminal's universal integrated circuit card, which is an international Mobile Subscriber Identity (IMSI), identification information (old SM-SR id) of the security management unit of the first operator, authentication data (authorization data) in the universal integrated circuit card and use instruction information (temp use indication) one or more.

In some feasible implementation manners, the access information required to access the network of the second operator acquired by the acquiring submodule 224 may be an execution file (OP , OperationalProfile).

In some feasible implementation manners, the operators in the present invention include major operators currently supporting mobile terminal communication, such as China Mobile, China Unicom, etc., and the first operator and the second operator are different operators. For example, when the first operator is China Unicom, the second operator may be China Mobile.

In some feasible implementation manners, the universal integrated circuit card of the present invention can be an ordinary universal integrated circuit card (such as a SIM card), and can be an embedded universal integrated circuit card (eUICC, embedded UICC), wherein the embedded The universal integrated circuit card can remotely configure the operator and contract data.

It can be seen from the above that in some feasible implementation manners, when the mobile terminal cannot access the network of the first operator, the access information for accessing the network of the second operator is obtained and sent to the universal integrated circuit card for storage, and Access to the network of the second operator according to the access information stored in the universal integrated circuit card UICC for accessing the network of the second operator, thereby realizing that when the signal of the network of the first operator accessed is lost At the same time, through the network access of the second operator, the user's communication is guaranteed to be uninterrupted, and the user's experience of the network is enhanced.

FIG. 11 is a schematic structural composition diagram of a third embodiment of a mobile terminal that can be used to implement the method embodiment of the present invention. As shown in Figure 11, the mobile terminal 003 of the present invention may include a universal integrated circuit card 31, an acquisition module 32 and an access module 33, further, the acquisition module 32 may include a selection module 322, a request sub-module 323 and an acquisition sub-module 324, The acquisition submodule may further include a first acquisition submodule 3241 and a first transmission submodule 3242, wherein:

The universal integrated circuit card 31 is used for storing operator subscription data.

A selection module 322, configured to determine a second operator's network from available operator networks according to the selection of the universal integrated circuit card 31 in the mobile terminal when the mobile terminal cannot access the first operator's network .

The request submodule 323 is configured to initiate an access request to the network of the second operator determined by the selection module 322, where the access request carries a first indication, and the first indication is used to indicate that access needs to be obtained Access information of the second operator's network.

The obtaining sub-module 324 is configured to obtain access information for accessing the network of the second operator and send it to the universal integrated circuit card after the request sub-module 323 sends the access request.

The access module 33 is configured to connect the mobile terminal to the network of the second operator through the access information of the second operator stored in the universal integrated circuit card 31 .

Obtaining sub-module 324 specifically includes the following modules:

The first acquisition submodule 3241 is configured to receive the access information for accessing the network of the second operator sent by the remote management platform of the second operator; the access information is in the remote management platform of the second operator It is sent to the mobile terminal after the management platform determines that the mobile terminal can initiate an access request to the second operator.

The first transmitting submodule 3242 is configured to send the access information received by the first obtaining submodule 3241 to the universal integrated circuit card UICC for storage.

In some feasible implementation manners, the universal integrated circuit card 31 may select the network of the second operator from the available operator networks according to its own characteristics and the network information of the currently available operator. For example, the universal integrated circuit card 31 can judge which operators it can access according to its own contract data. After determining the operators that can be accessed, it can further select one with a stronger signal according to the network signal strength of these operator networks. as the selection result of the second carrier network. Of course, the universal integrated circuit card 31 may also select the network of the second operator from the available operator networks according to the access policy when signing with the operator. For example, the universal integrated circuit card 31 sets the preferred sequence of access operators. If a mobile operator is detected, the mobile operator is first selected for access. If there is no mobile operator, China Unicom or other operators can be selected for access.

In some feasible implementation manners, the requesting submodule 323 initiating an access request to the determined second operator's network may include: the requesting submodule 323 is within the determined second operator's network An emergency call request is initiated, where the emergency call request carries a first indication, and the first indication is used to indicate that access information for accessing the network of the second operator needs to be acquired.

In some feasible implementation manners, the request submodule 323 initiating an access request on the determined second operator's network may include: the request submodule 323 on the determined second operator's network An emergency attach request is initiated within the network, where the emergency attach request carries a first indication, and the first indication is used to indicate that access information for accessing the network of the second operator needs to be obtained.

In some feasible implementation manners, the flow of an embodiment of the request submodule 323 initiating an emergency call request within the determined second operator's network can be referred to in FIG. 4 . The flow of an embodiment of the request submodule 323 initiating an emergency attach request in the determined network of the second operator can be referred to as shown in FIG. 5 . For the description of the flow in FIG. 4 and FIG. 5 , please refer to the description of the first embodiment of the method for switching network operator networks, and details are not repeated here.

In some feasible implementation manners, when the request submodule 323 initiates an access request to the network of the second operator, it may also carry the identification information (ICCID) of the mobile terminal's universal integrated circuit card, which is an international Mobile Subscriber Identity (IMSI), identification information (old SM-SR id) of the security management unit of the first operator, authentication data (authorization data) in the universal integrated circuit card and use instruction information (temp use indication) one or more.

In some feasible implementation manners, the access information received by the first obtaining sub-module 3241 is determined by the remote management platform of the second operator that the mobile terminal can initiate an access request to the second operator sent to the mobile terminal afterwards;

The remote management platform determines through a determining module that the mobile terminal initiates an access request to the second operator. In some feasible implementation manners, the determining module includes:

The first determining module, when the access request sent by the mobile terminal carries the verification data in the universal integrated circuit card UICC, verifies the universal integrated circuit card UICC in the mobile terminal according to the verification data, and When the verification is legal, it is determined that the mobile terminal can initiate an access request to the second operator; or when the access request sent by the mobile terminal does not carry the verification data in the universal integrated circuit card UICC, instruct the The receiving module requests verification data from the universal integrated circuit card UICC in the mobile terminal, and verifies the universal integrated circuit card UICC in the mobile terminal according to the requested verification data, and determines that the The mobile terminal may initiate an access request to the second operator.

In some feasible implementation manners, the determination module includes:

The second determination module is configured to send the verification data to the remote management platform of the first operator for verification when the access request sent by the mobile terminal carries the verification data in the Universal Integrated Circuit Card UICC, and according to The verification result of the remote management platform of the first operator determines that the mobile terminal can initiate an access request to the second operator; or, when the access request sent by the mobile terminal does not carry a universal integrated circuit card UICC When verifying data in the mobile terminal, instruct the receiving module to request verification data from the Universal Integrated Circuit Card UICC in the mobile terminal, and send the requested verification data to the remote management platform of the first operator for verification, and according to The verification result of the remote management platform of the first operator determines that the mobile terminal can initiate an access request to the second operator.

In some feasible implementation manners, when the access request sent by the mobile terminal does not carry the verification data in the Universal Integrated Circuit Card UICC, the mobile terminal may further include: a second transmission submodule, configured to transfer the Send the verification data in the universal integrated circuit card UICC to the remote management platform of the second operator.

In some feasible implementation manners, the operators in the present invention include major operators currently supporting mobile terminal communication, such as China Mobile, China Unicom, etc., and the first operator and the second operator are different operators. For example, when the first operator is China Unicom, the second operator may be China Mobile.

In some feasible implementation manners, the universal integrated circuit card of the present invention can be an ordinary universal integrated circuit card (such as a SIM card), and can be an embedded universal integrated circuit card (eUICC, embedded UICC), wherein the embedded The universal integrated circuit card can remotely configure the operator and contract data.

It can be seen from the above that in some feasible implementation manners, when the mobile terminal cannot access the network of the first operator, the access information for accessing the network of the second operator is obtained and sent to the universal integrated circuit card for storage, and Access to the network of the second operator according to the access information stored in the universal integrated circuit card UICC for accessing the network of the second operator, thereby realizing that when the signal of the network of the first operator accessed is lost At the same time, through the network access of the second operator, the user's communication is guaranteed to be uninterrupted, and the user's experience of the network is enhanced.

In the specific implementation, as shown in FIG. 12 , the present invention also provides another mobile terminal 004, which may include: a universal integrated circuit card 41, a receiving device 42, a sending device 43, and a processor 44 (the processor of the mobile terminal 004 in the specific implementation 44 can be multiple, and only one is used as an example in Fig. 12 for illustration);

In some feasible embodiments, the universal integrated circuit card 41 , the receiving device 42 , the sending device 43 and the processor 44 may be connected via a bus or in other ways. The bus connection is taken as an example in FIG. 12 .

In some feasible embodiments: the processor 44 may perform the following steps:

When the mobile terminal cannot access the network of the first operator, instruct the receiving device to obtain access information for accessing the network of the second operator, and send the obtained access information to the universal integrated circuit card UICC for further processing. saving, and sending the access information stored in the universal integrated circuit card for accessing the second operator's network through the sending device, so as to connect the mobile terminal to the second operator's network .

In some feasible implementation manners, the processor obtains the access information for accessing the network of the second operator through the receiving device, and sends it to the universal integrated circuit card for storage, specifically including:

The processor determines a second operator's network from available operator networks according to the selection of the universal integrated circuit card in the mobile terminal; and instructs the sending device to initiate access to the determined second operator's network request, and send the access information obtained by the receiving device to access the network of the second operator to the universal integrated circuit card for storage, the access request carries a first indication, and the first The indication is used to indicate that the access information for accessing the network of the second operator needs to be obtained.

In some feasible implementation manners, the processor instructs the sending device to initiate an access request to the determined second operator's network, specifically including:

The processor instructs the sending device to initiate an emergency call request within the determined second operator's network, where the emergency call request carries a first indication, and the first indication is used to indicate that access to the Describe the access information of the second operator's network.

In some feasible implementation manners, the processor instructs the sending device to initiate an access request to the determined second operator's network, specifically including:

The processor instructs the sending device to initiate an emergency attach request within the determined network of the second operator, where the emergency attach request carries a first indication, and the first indication is used to indicate that access needs to be obtained. Enter the access information of the second operator's network.

In some feasible implementation manners, the access information is sent to the mobile terminal after the remote management platform of the second operator determines that the mobile terminal can initiate an access request to the second operator.

In some feasible implementation manners, the initiated access request also carries: the identification information ICCID of the universal integrated circuit card UICC, the international mobile subscriber identity IMSI, the first operator's subscription management-secure routing unit One or more of identification information, verification data in the universal integrated circuit card UICC, and use instruction information.

In some feasible implementation manners, the universal integrated circuit card UICC includes an embedded universal integrated circuit card eUICC.

FIG. 13 is a schematic diagram of the structural composition of the first embodiment of the universal integrated circuit card that can be used to implement the method embodiment of the present invention. As shown in Figure 13, the universal integrated circuit card 005 of the present invention may include a storage module 51, a receiving module 52, a sending module 53 and a control module 54, wherein:

The storage module 51 is used for storing operator subscription data.

The receiving module 52 is configured to receive an indication of loss of network coverage of the first operator and an indication of an available operator's network sent by the mobile terminal, and obtain from the mobile terminal the information required to access the network of the second operator. access information, and send the received information to the storage module for storage.

The control module 54 is configured to select a second operator's network from the available operator's network according to the indication of the available operator's network received by the receiving module 52, and instruct the mobile terminal to send the second operator's network to the second operator's network. The network of the second operator initiates an access request, and instructs the mobile terminal to use the access information for accessing the network of the second operator to access the network of the second operator to access the network of the second operator .

In some feasible embodiments, the operator (MNO, Mobile Network Operator) of the present invention includes major operators that currently support mobile terminal communication, such as China Mobile, China Unicom, etc., the first operator and the second operator The operators are different operators. For example, when the first operator is China Unicom, the second operator may be China Mobile.

In some feasible implementation manners, the access information obtained by the receiving module 52 for accessing the network of the second operator may be an execution file (OP, Operational Profile) for accessing the network of the second operator. ).

In some feasible implementation manners, the control module 54 may select the network of the second operator from the available operator networks according to the characteristics of the universal integrated circuit card and the network information of the currently available operator. For example, according to the contract data of the universal integrated circuit card, it can be judged which operators the universal integrated circuit card can be connected to. Strong as a result of the selection of the second operator network. Certainly, the control module 54 may also select the network of the second operator from the available operator networks according to the access policy when the universal integrated circuit card signs a contract with the operator. For example, the preferred order for the universal integrated circuit card to access the operator may be that if a mobile operator is detected, the mobile operator is first selected for access, and if there is no mobile operator, then China Unicom or other operators can be selected for access.

In some feasible implementation manners, when the control module 54 instructs the mobile terminal to initiate an access request to the network of the second operator, the indication may carry the network indication information of the second operator (new MNOindication information ), the identification information (ICCID) of the Universal Integrated Circuit Card UICC, the International Mobile Subscriber Identity (IMSI), the identification information (old SM-SR id) of the first operator's subscription management-safety routing unit, the identification information of the Universal Integrated Circuit Card UICC One or more of the authentication data (authorization data) and the use instruction information (temp use indication) in .

In some feasible implementation manners, the mobile terminal initiating an access request to the determined second operator's network may include: the mobile terminal initiating an emergency call request in the determined second operator's network , the emergency call request carries a first indication, where the first indication is used to indicate that access information for accessing the network of the second operator needs to be acquired.

In some feasible implementation manners, the mobile terminal initiating an access request to the determined second operator's network may include: the mobile terminal initiating an emergency access request in the determined second operator's network An attach request, where the emergency attach request carries a first indication, and the first indication is used to indicate that access information for accessing the network of the second operator needs to be acquired.

In some feasible implementation manners, the flow of an embodiment of the mobile terminal initiating an emergency call request within the determined second operator's network can be referred to as shown in FIG. 4 . Refer to FIG. 5 for a flow of an embodiment in which the mobile terminal initiates an emergency attach request in the determined network of the second operator. For the description of the flow in FIG. 4 and FIG. 5 , please refer to the description of the first embodiment of the method for switching network operator networks, and details are not repeated here.

In some feasible implementation manners, when the mobile terminal initiates an access request to the network of the second operator, it may also carry the identification information (ICCID) of the mobile terminal's universal integrated circuit card, and the international mobile user One of the identification code (IMSI), the identification information (old SM-SR id) of the security management unit of the first operator, the authentication data (authorization data) in the universal integrated circuit card, and the use indication information (temp use indication) or more.

The received access information is sent to the mobile terminal after the remote management platform of the second operator determines that the mobile terminal can initiate an access request to the second operator;

The remote management platform determines through a determining module that the mobile terminal initiates an access request to the second operator. In some feasible implementation manners, the determining module includes:

The first determining module, when the access request sent by the mobile terminal carries the verification data in the universal integrated circuit card UICC, verifies the universal integrated circuit card UICC in the mobile terminal according to the verification data, and When the verification is legal, it is determined that the mobile terminal can initiate an access request to the second operator; or when the access request sent by the mobile terminal does not carry the verification data in the universal integrated circuit card UICC, instruct the The receiving module requests verification data from the universal integrated circuit card UICC in the mobile terminal, and verifies the universal integrated circuit card UICC in the mobile terminal according to the requested verification data, and determines that the The mobile terminal may initiate an access request to the second operator.

In some feasible implementation manners, the determination module includes:

The second determination module is configured to send the verification data to the remote management platform of the first operator for verification when the access request sent by the mobile terminal carries the verification data in the Universal Integrated Circuit Card UICC, and according to The verification result of the remote management platform of the first operator determines that the mobile terminal can initiate an access request to the second operator; or, when the access request sent by the mobile terminal does not carry a universal integrated circuit card UICC When verifying data in the mobile terminal, instruct the receiving module to request verification data from the Universal Integrated Circuit Card UICC in the mobile terminal, and send the requested verification data to the remote management platform of the first operator for verification, and according to The verification result of the remote management platform of the first operator determines that the mobile terminal can initiate an access request to the second operator.

In some feasible implementation manners, when the access request sent by the mobile terminal does not carry the verification data in the Universal Integrated Circuit Card UICC, the mobile terminal may further include: a second transmission submodule, configured to transfer the Send the verification data in the universal integrated circuit card UICC to the remote management platform of the second operator.

It can be seen from the above that, in some feasible implementation manners, when the mobile terminal cannot access the network of the first operator, the mobile terminal receives the indication of losing the network coverage of the first operator and the network indication of the available operator sent by the mobile terminal, And select the second operator's network from the available operator's network; according to the selection result of the second operator's network, instruct the mobile terminal to initiate an access request to the second operator's network, and from the The mobile terminal obtains the access information required to access the network of the second operator; and sends the stored access information required to access the network of the second operator to the mobile terminal, instructing the mobile terminal to The terminal accesses the network of the second operator. In this way, when the network signal of the first operator that is accessed is lost, the network access of the second operator is used to ensure that the user's communication is not interrupted, and the user's experience of the network is enhanced.

In specific implementation, as shown in FIG. 14 , the present invention also provides another universal integrated circuit card 006, which may include: a memory 61, a receiving device 62, and a processor 64 (the processor 64 of the universal integrated circuit card 006 in specific implementation may be There are multiple, only one is taken as an example in Figure 14 for illustration);

In some feasible embodiments, the memory 61 , the receiving device 62 and the processor 64 may be connected via a bus or in other ways, and bus connection is taken as an example in FIG. 14 .

Wherein, the memory 61 is used for storing operator subscription data.

The receiving means 62 is configured to receive an indication of loss of network coverage of the first operator and an indication of an available operator's network sent by the mobile terminal, and obtain from the mobile terminal the information required to access the network of the second operator. access information, and send the received information to the memory 61 for storage;

The processor 64 is configured to, according to the indication of the available operator's network received by the receiving means 62, select a second operator's network from the available operator's network, and instruct the mobile terminal to send the second operator's network to the second operator's network. The network of the second operator initiates an access request, and instructs the mobile terminal to use the access information for accessing the network of the second operator to access the network of the second operator to access the network of the second operator .

In some feasible implementation manners, when the processor 64 instructs the mobile terminal to initiate an access request to the network of the second operator, the indication carries the network indication information of the second operator, general integrated One or more of the identification information ICCID of the circuit card UICC, the International Mobile Subscriber Identity IMSI, the identification information of the first operator's remote management platform, the verification data in the universal integrated circuit card UICC, and the use instruction information.

In some feasible implementation manners, the receiving device 62 receives the access information after the remote management platform of the second operator determines that the mobile terminal can initiate an access request to the second operator sent to the mobile terminal.

FIG. 15 is a schematic diagram of the structural composition of the first embodiment of the remote management platform that can be used to implement the method embodiment of the present invention. As shown in Figure 15, the remote management platform 007 of the present invention may include a receiving module 71, a storage module 73 and a sending module 73, wherein:

The receiving module 71 is configured to receive a request for obtaining access information for accessing the network of the second operator sent by the mobile terminal when the mobile terminal cannot access the network of the first operator.

The storage module 72 is configured to store access information for accessing the network of the second operator.

A sending module 73, configured to send the access information stored in the storage module 72 to the mobile terminal for accessing the network of the second operator, so that the mobile terminal sends the access information to the general The integrated circuit card UICC is saved.

In some feasible implementation manners, the receiving module 71 receiving and obtaining the access information of the second operator may include: receiving an access request sent when the mobile terminal cannot access the network of the first operator, the access The request carries a first indication, where the first indication is used to indicate that access information for accessing the network of the second operator needs to be acquired.

In some feasible implementation manners, the access request received by the receiving module 71 also carries: the identification information ICCID of the universal integrated circuit card UICC, the international mobile subscriber identity IMSI, the first operator's subscription management-secure routing unit One or more of identification information, verification data in the universal integrated circuit card UICC, and use instruction information.

In some feasible implementation manners, the access request received by the receiving module 71 may be an emergency call request, and the emergency call request carries a first indication, and the first indication is used to indicate that access to the second operating system is required. access information of the provider's network.

In some feasible implementation manners, the access request received by the receiving module 71 may be an emergency attach request, and the emergency attach request carries a first indication, and the first indication is used to indicate that access to the second operating system needs to be obtained. access information of the provider's network.

In some feasible implementation manners, the flow of an embodiment of the mobile terminal initiating an emergency call request can be referred to as shown in FIG. 4 . The flow of an embodiment of the mobile terminal initiating an emergency attach request can be referred to as shown in FIG. 5 . For the description of the flow in FIG. 4 and FIG. 5 , please refer to the description of the first embodiment of the method for switching network operator networks, and details are not repeated here.

In some feasible implementation manners, the access information for accessing the network of the second operator may be an operational profile (OP, Operational Profile) for accessing the network of the second operator.

It can be seen from the above that, in some feasible implementation manners, when receiving the request for obtaining the access information for accessing the network of the second operator sent by the mobile terminal when the mobile terminal cannot access the network of the first operator, according to the obtained Then the request for the access information of the second operator's network extracts the access information for accessing the second operator's network and sends it to the mobile terminal, so that the mobile terminal will access the second operator's network The access information of the network is sent to the universal integrated circuit card UICC for storage, thus realizing that when the network signal of the first operator is lost, the network access of the second operator is used to ensure that the user's communication is not interrupted , enhancing the user experience on the network.

Fig. 16 is a schematic structural composition diagram of the second embodiment of the remote management platform that can be used to implement the method embodiment of the present invention. As shown in Figure 16, the remote management platform 008 of the present invention may include a receiving module 81, a storage module 82, a determining module 83, and a sending module 84, wherein the determining module 83 may further include a first determining module 831 and a second determining module 832 at least one of the in:

The receiving module 81 is configured to receive a request for obtaining access information for accessing the network of the second operator sent by the mobile terminal when the mobile terminal cannot access the network of the first operator.

The storage module 82 is configured to store access information for accessing the network of the second operator.

A determining module 83, configured to determine that the mobile terminal can initiate an access request to the network of the second operator.

The sending module 84 is configured to, after the determining module 83 determines that the mobile terminal can initiate an access request to the network of the second operator, send the information stored in the storage module 82 to access the network of the second operator. The network access information is sent to the mobile terminal.

The first determination module 831 is configured to verify the universal integrated circuit card UICC in the mobile terminal according to the verification data when the access request sent by the mobile terminal carries the verification data in the universal integrated circuit card UICC , and when the verification is legal, it is determined that the mobile terminal can initiate an access request to the second operator; or when the access request sent by the mobile terminal does not carry the verification data in the universal integrated circuit card UICC, instructing the receiving module to request verification data from the universal integrated circuit card UICC in the mobile terminal, and verify the universal integrated circuit card UICC in the mobile terminal according to the requested verification data, and when the verification is legal, It is determined that the mobile terminal can initiate an access request to the second operator.

The second determination module 832 is configured to send the verification data to the remote management platform of the first operator for verification when the access request sent by the mobile terminal carries the verification data in the Universal Integrated Circuit Card UICC, and According to the verification result of the remote management platform of the first operator, it is determined that the mobile terminal can initiate an access request to the second operator; or, when the access request sent by the mobile terminal does not carry a universal integrated circuit card When verifying the verification data in the UICC, instruct the receiving module to request verification data from the Universal Integrated Circuit Card UICC in the mobile terminal, and send the requested verification data to the remote management platform of the first operator for verification, and According to the verification result of the remote management platform of the first operator, it is determined that the mobile terminal can initiate an access request to the second operator.

In some feasible implementation manners, the receiving module 81 receiving and obtaining the access information of the second operator may include: receiving an access request sent when the mobile terminal cannot access the network of the first operator, the access The request carries a first indication, where the first indication is used to indicate that access information for accessing the network of the second operator needs to be acquired.

In some feasible implementation manners, the access request received by the receiving module 81 also carries: the identification information ICCID of the universal integrated circuit card UICC, the international mobile subscriber identity IMSI, the first operator's subscription management-secure routing unit One or more of identification information, verification data in the universal integrated circuit card UICC, and use instruction information.

In some feasible implementation manners, the access request received by the receiving module 81 may be an emergency call request, and the emergency call request carries a first indication, and the first indication is used to indicate that access to the second operating system is required. access information of the provider's network.

In some feasible implementation manners, the access request received by the receiving module 81 may be an emergency attach request, and the emergency attach request carries a first indication, and the first indication is used to indicate that access to the second operating system needs to be obtained. access information of the provider's network.

In some feasible implementation manners, the flow of an embodiment of the mobile terminal initiating an emergency call request can be referred to as shown in FIG. 4 . The flow of an embodiment of the mobile terminal initiating an emergency attach request can be referred to as shown in FIG. 5 . For the description of the flow in FIG. 4 and FIG. 5 , please refer to the description of the first embodiment of the method for switching network operator networks, and details are not repeated here.

In some feasible implementation manners, the access information for accessing the network of the second operator may be an operational profile (OP, Operational Profile) for accessing the network of the second operator.

It can be seen from the above that, in some feasible implementation manners, when receiving the request for obtaining the access information for accessing the network of the second operator sent by the mobile terminal when the mobile terminal cannot access the network of the first operator, according to the obtained Then the request for the access information of the second operator's network extracts the access information for accessing the second operator's network and sends it to the mobile terminal, so that the mobile terminal will access the second operator's network The access information of the network is sent to the universal integrated circuit card UICC for storage, thus realizing that when the network signal of the first operator is lost, the network access of the second operator is used to ensure that the user's communication is not interrupted , enhancing the user experience on the network.

The method and device of the present invention will be further described in detail with a specific example below.

As shown in Figure 17, the whole process of switching the mobile terminal of the present invention from the network of the first operator to the network of the second operator is as follows:

Step S10, the network signal of the operator MNO (old MNO) currently accessed by the mobile terminal is lost, and other available MNOs are detected.

In step S11, the mobile terminal reports to the eUICC that the current MNO network signal is lost, and at the same time reports the list of other available MNOs to the eUICC.

Step S12, the eUICC selects a new MNO (new MNO) according to the local policy and the MNO list information provided by the mobile terminal.

Step S13, eUICC instructs the mobile terminal to use the new MNO (that is, the MNO selected in step S12), and carries the following information at the same time: new MNO indication Information (new network indication information), ICCID (identification of the eUICC card), IMSIor old SM-SR id, authorization data, temp use indication.

In step S14, the mobile terminal connects to the new SM-SR (that is, the subscription management-safety routing unit in the remote control platform of the new MNO) by way of an emergency call, and initiates an access request to the new SM-SR. The request message carries the following information: new MNO indication information, the ICCID, IMSI, old SM-SR id, authorization data, temp use indication

In step S15, the new SM-SR acquires the information of the old SM-SR according to the IMSI or SM-SR id provided in step S14, and the old SM-SR is the SM-SR in the old MNO.

Step S16, the new SM-SR sends a request message to the old SM-SR, requesting the old SM-SR to verify the validity of the eUICC, and the request message includes: authorization data, ICCID or IMSI.

Step S17, the old SM-SR verifies the eUICC according to the information provided by the new SM-SR, including verifying the validity of the eUICC through the authorization data, verifying whether the mobile terminal including the eUICC is allowed to access the newMNO, and if the verification result passes, execute Steps S18-S22, if not passed, the new SM-SR rejects the access request of the eUICC.

Step S18, the old SM-SR sends verification result information to the new SM-SR, and provides the new SM-SR with a file installation certificate (Profile Installer Credentials), and the Profile Installer Credentials is used to encrypt the execution file (OP, operational profile), After the eUICC is decrypted, the OP can be installed in the eUICC.

Step S19, new SM-SR sends new SM-DP (new SubscriptionManager-Data Preparing, subscription management-data preparation unit in new MNO according to the verification conclusion) in new MNO Request OP.

Step S20, new SM-DP returns OP to new SM-SR.

Step S21, the new SM-SR uses Profile Installer Credentials to encrypt the OP and sends it to the mobile terminal, and the mobile terminal sends it to the eUICC.

In step S22, the eUICC instructs the mobile terminal to use the OP to access the new MNO.

In a specific implementation, the present invention also provides a computer storage medium, wherein the computer storage medium can store a program, and when the program is executed, it can include some or all of the steps in the embodiments of the method for switching operator networks provided by the present invention. The storage medium may be a magnetic disk, an optical disk, a read-only memory (Read-Only Memory, ROM) or a random access memory (Random Access Memory, RAM), etc.

Obviously, those skilled in the art can make various changes and modifications to the present invention without departing from the spirit and scope of the present invention. Thus, if these modifications and variations of the present invention fall within the scope of the claims of the present invention and equivalent technologies thereof, the present invention also intends to include these modifications and variations.

Claims (46)

1. A method for switching operator networks, characterized in that, comprising: When the mobile terminal cannot access the network of the first operator, obtain access information for accessing the network of the second operator and send it to the Universal Integrated Circuit Card UICC for storage; The mobile terminal accesses the second operator's network by using the access information saved by the universal integrated circuit card UICC to access the second operator's network; Wherein, when the mobile terminal cannot access the network of the first operator, obtaining access information for accessing the network of the second operator and sending it to the Universal Integrated Circuit Card UICC for storage includes: Determining the network of the second operator from available operator networks according to the selection of the Universal Integrated Circuit Card UICC in the mobile terminal; The mobile terminal initiates an access request to the determined second operator's network, obtains access information required to access the second operator's network, and sends the access information to the A universal integrated circuit card UICC, wherein the access request carries a first indication, and the first indication is used to indicate that access information for accessing the network of the second operator needs to be obtained. 2. The method for switching operator networks according to claim 1, wherein the mobile terminal initiates an access request to the determined second operator's network comprising: The mobile terminal initiates an emergency call request within the determined second operator's network, and the emergency call request carries a first indication, and the first indication is used to indicate that access to the second operator needs to be obtained. network access information. 3. The method for switching operator networks according to claim 1, wherein the mobile terminal initiates an access request to the determined second operator's network comprising: The mobile terminal initiates an emergency attach request within the determined network of the second operator, where the emergency attach request carries a first indication, and the first indication is used to indicate that access to the second operator needs to be obtained. Access information of the operator's network. 4. The method for switching operator networks according to any one of claims 1 to 3, characterized in that the access information for accessing the network of the second operator is obtained and sent to the Universal Integrated Circuit Card (UICC) include: The mobile terminal receives the access information for accessing the network of the second operator sent by the remote management platform of the second operator; the access information is determined on the remote management platform of the second operator. The mobile terminal may send to the mobile terminal after initiating an access request to the second operator; The mobile terminal sends the received access information to the UICC for storage. 5. The method for switching operator networks according to any one of claims 1-3, wherein: The access request also carries: the identification information ICCID of the universal integrated circuit card UICC, the international mobile subscriber identity IMSI, the identification information of the remote management platform of the first operator, the verification data in the universal integrated circuit card UICC, and Use one or more of the instructions. 6. The method for switching operator networks according to any one of claims 1-3, wherein the universal integrated circuit card (UICC) comprises an embedded universal integrated circuit card (eUICC). 7. The method for switching operator networks according to claim 4, wherein the universal integrated circuit card (UICC) comprises an embedded universal integrated circuit card (eUICC). 8. A method for switching operator networks, comprising: The universal integrated circuit card UICC receives the indication of losing the network coverage of the first operator and the indication of the available operator's network sent by the mobile terminal, and receives the indication from one or more available operator's networks according to the indication of the available operator's network Select the network of the second operator in the network; The Universal Integrated Circuit Card UICC instructs the mobile terminal to initiate an access request to the second operator's network, and acquires from the mobile terminal access information required to access the second operator's network; The Universal Integrated Circuit Card UICC instructs the mobile terminal to use the access information for accessing the network of the second operator to access the network of the second operator. 9. The method for switching operator networks according to claim 8, wherein when instructing the mobile terminal to initiate an access request to the network of the second operator, the indication carries the second operator network One of the network instruction information, the identification information ICCID of the universal integrated circuit card UICC, the international mobile subscriber identity IMSI, the identification information of the remote management platform of the first operator, the verification data in the universal integrated circuit card UICC and the use instruction information one or more species. 10. The method for switching operator networks according to claim 8 or 9, wherein the access information is determined by the remote management platform of the second operator that the mobile terminal can connect to the second operator. It is sent to the mobile terminal after the operator initiates an access request. 11. A method for providing network access information, comprising: The remote management platform receives a request for obtaining access information for accessing the network of the second operator sent by the mobile terminal when the mobile terminal cannot access the network of the first operator; The remote management platform sends the access information for accessing the second operator's network to the mobile terminal according to the obtained request for accessing the access information of the second operator's network, so that the mobile terminal Send the access information to the Universal Integrated Circuit Card UICC for storage. 12. The method for providing network access information according to claim 11, characterized in that receiving the request sent by the mobile terminal to obtain the access information for accessing the network of the second operator comprises: receiving an access request sent by the mobile terminal, where the access request carries a first indication, and the first indication is used to indicate that access information for accessing the network of the second operator needs to be obtained. 13. The method for providing network access information according to claim 12, wherein the access request also carries: the identification information ICCID of the Universal Integrated Circuit Card UICC, the International Mobile Subscriber Identity IMSI, the first One or more of the identification information of the operator's remote management platform, the verification data in the UICC, and the use instruction information. 14. The method for providing network access information according to any one of claims 11 to 13, characterized in that, according to the request, the access information for accessing the network of the second operator is sent to the Mobile terminals include: After it is determined that the mobile terminal can initiate an access request to the network of the second operator, sending access information for accessing the network of the second operator to the mobile terminal. 15. The method for providing network access information according to claim 14, wherein the determining that the mobile terminal can initiate an access request to the network of the second operator comprises: When the access request sent by the mobile terminal carries verification data in the universal integrated circuit card UICC, verify the universal integrated circuit card UICC in the mobile terminal according to the verification data, and when the verification is legal, determine The mobile terminal may initiate an access request to the second operator; Or, when the access request sent by the mobile terminal does not carry the verification data in the universal integrated circuit card UICC, request the verification data from the universal integrated circuit card UICC in the mobile terminal, and check the The UICC in the mobile terminal is verified, and when the verification is valid, it is determined that the mobile terminal can initiate an access request to the second operator. 16. The method for providing network access information according to claim 14, wherein the determining that the mobile terminal can initiate an access request to the network of the second operator comprises: When the access request sent by the mobile terminal carries the verification data in the universal integrated circuit card UICC, the verification data is sent to the remote management platform of the first operator for verification, and according to the remote management platform of the first operator The verification result of the platform determines that the mobile terminal can initiate an access request to the second operator; Or, when the access request sent by the mobile terminal does not carry the verification data in the universal integrated circuit card UICC, request the verification data from the universal integrated circuit card UICC in the mobile terminal, and send the verification data to The remote management platform of the first operator performs verification, and determines that the mobile terminal can initiate an access request to the second operator according to the verification result of the remote management platform of the first operator. 17. A mobile terminal, characterized in that it comprises: Universal integrated circuit card UICC, used to store operator contract data; An acquisition module, configured to acquire access information for accessing the network of the second operator when the mobile terminal cannot access the network of the first operator and send it to the universal integrated circuit card UICC for storage; An access module, configured to use the access information stored in the universal integrated circuit card UICC to access the network of the second operator to connect the mobile terminal to the network of the second operator; Wherein, the acquisition module includes: A selection module, configured to determine a second operator's network from available operator networks according to the selection of the universal integrated circuit card UICC in the mobile terminal when the mobile terminal cannot access the first operator's network; The request submodule is configured to initiate an access request to the network of the second operator determined by the selection module, where the access request carries a first indication, and the first indication is used to indicate that access to the Access information of the network of the second operator; The obtaining sub-module is configured to obtain access information for accessing the network of the second operator and send it to the UICC after the requesting sub-module sends the access request. 18. The mobile terminal according to claim 17, wherein the request submodule is specifically configured to initiate an emergency call request within the network of the second operator determined by the selection module, and the emergency call The request carries a first indication, where the first indication is used to indicate that access information for accessing the network of the second operator needs to be obtained. 19. The mobile terminal according to claim 17, wherein the request submodule is specifically configured to initiate an emergency attach request within the network of the second operator determined by the selection module, the emergency attach The request carries a first indication, where the first indication is used to indicate that access information for accessing the network of the second operator needs to be obtained. 20. The mobile terminal according to any one of claims 17-19, wherein the acquiring submodule comprises: The first acquisition sub-module is configured to receive the access information for accessing the network of the second operator sent by the remote management platform of the second operator; the access information is obtained in the remote management platform of the second operator sent to the mobile terminal after the platform determines that the mobile terminal can initiate an access request to the second operator; The first sending submodule is configured to send the received access information to the UICC for storage. 21. The mobile terminal according to any one of claims 17-19, wherein the access request initiated by the request submodule also carries: the identification information ICCID of the universal integrated circuit card UICC, the international mobile One or more of the user identification code IMSI, the identification information of the first operator's subscription management-secure routing unit, the verification data in the universal integrated circuit card UICC, and the use instruction information. 22. The mobile terminal according to claim 20, further comprising: The second sending sub-module is used to send the verification data in the universal integrated circuit card UICC to the remote management platform of the second operator. 23. The mobile terminal according to any one of claims 17-19, wherein the universal integrated circuit card (UICC) comprises an embedded universal integrated circuit card (eUICC). 24. The mobile terminal according to claim 20, wherein the universal integrated circuit card (UICC) comprises an embedded universal integrated circuit card (eUICC). 25. A universal integrated circuit card UICC, characterized in that it comprises: A storage module, used to store operator contract data; The receiving module is configured to receive an indication of loss of the network coverage of the first operator and an indication of the network of the available operator sent by the mobile terminal, and acquire the access required to access the network of the second operator from the mobile terminal information, and send the received access information to the storage module for storage; A control module, configured to select a second operator's network from the available operator's networks according to the indication of the available operator's network received by the receiving module, and instruct the mobile terminal to send the mobile terminal to the second operator's network Initiate an access request, and instruct the mobile terminal to use the access information for accessing the network of the second operator to access the network of the second operator. 26. The universal integrated circuit card UICC according to claim 25, wherein when the control module instructs the mobile terminal to initiate an access request to the network of the second operator, the instruction carries the second The network instruction information of the second operator, the identification information ICCID of the universal integrated circuit card UICC, the international mobile subscriber identity IMSI, the identification information of the remote management platform of the first operator, the verification data in the universal integrated circuit card UICC and the use instruction information one or more of. 27. The universal integrated circuit card UICC according to claim 25 or 26, wherein the access information received by the receiving module is determined by the remote management platform of the second operator that the mobile terminal can sent to the mobile terminal after an access request is initiated to the second operator. 28. A remote management platform, comprising: The receiving module is configured to receive a request for obtaining access information for accessing the network of the second operator sent by the mobile terminal when the mobile terminal cannot access the network of the first operator; A storage module, configured to store access information for accessing the network of the second operator; a sending module, configured to send the access information stored in the storage module to the mobile terminal for accessing the network of the second operator, so that the mobile terminal sends the access information to a universal integrated circuit The card UICC is saved. 29. The remote management platform according to claim 28, wherein the receiving module is specifically configured to receive an access request sent when the mobile terminal cannot access the network of the first operator, and the access The request carries a first indication, where the first indication is used to indicate that access information for accessing the network of the second operator needs to be obtained. 30. The remote management platform according to claim 29, wherein the access request received by the receiving module also carries: the identification information ICCID of the Universal Integrated Circuit Card UICC, the International Mobile Subscriber Identity IMSI, the first Subscription management of the operator - one or more of the identification information of the security routing unit, the verification data in the universal integrated circuit card UICC, and the use instruction information. 31. The remote management platform according to claim 29 or 30, further comprising: A determining module, configured to determine that the mobile terminal can initiate an access request to the network of the second operator; The sending module is specifically configured to, after the determining module determines that the mobile terminal can initiate an access request to the network of the second operator, access the network of the second operator stored in the storage module The access information is sent to the mobile terminal. 32. The remote management platform according to claim 31, wherein the determining module comprises: The first determining module, when the access request sent by the mobile terminal carries the verification data in the universal integrated circuit card UICC, verifies the universal integrated circuit card UICC in the mobile terminal according to the verification data, and When the verification is legal, it is determined that the mobile terminal can initiate an access request to the second operator; or when the access request sent by the mobile terminal does not carry the verification data in the universal integrated circuit card UICC, instruct the The receiving module requests verification data from the universal integrated circuit card UICC in the mobile terminal, and verifies the universal integrated circuit card UICC in the mobile terminal according to the requested verification data, and determines that the The mobile terminal may initiate an access request to the second operator. 33. The remote management platform according to claim 31, wherein the determining module comprises: The second determination module is configured to send the verification data to the remote management platform of the first operator for verification when the access request sent by the mobile terminal carries the verification data in the Universal Integrated Circuit Card UICC, and according to The verification result of the remote management platform of the first operator determines that the mobile terminal can initiate an access request to the second operator; or, when the access request sent by the mobile terminal does not carry a universal integrated circuit card UICC When verifying data in the mobile terminal, instruct the receiving module to request verification data from the Universal Integrated Circuit Card UICC in the mobile terminal, and send the requested verification data to the remote management platform of the first operator for verification, and according to The verification result of the remote management platform of the first operator determines that the mobile terminal can initiate an access request to the second operator. 34. A mobile terminal, characterized in that it comprises: a universal integrated circuit card UICC, a receiving device, a sending device and a processor, wherein the processor performs the following steps: When the mobile terminal cannot access the network of the first operator, instruct the receiving device to obtain access information for accessing the network of the second operator, and send the obtained access information to the universal integrated circuit card UICC for further processing. saving, and sending the access information stored in the universal integrated circuit card UICC for accessing the network of the second operator through the sending device, so as to connect the mobile terminal to the network of the second operator network; Wherein, the processor obtains the access information for accessing the network of the second operator through the receiving device, and sends it to the UICC for storage, specifically including: The processor determines the second operator's network from the available operator networks according to the selection of the universal integrated circuit card UICC in the mobile terminal; and instructs the sending device to initiate a connection to the determined second operator's network an access request, and send the access information obtained by the receiving device to access the network of the second operator to the universal integrated circuit card UICC for storage, the access request carries a first indication, and the The first indication is used to indicate that access information for accessing the network of the second operator needs to be obtained. 35. The mobile terminal according to claim 34, wherein the processor instructs the sending device to initiate an access request to the determined second operator's network, specifically comprising: The processor instructs the sending device to initiate an emergency call request within the determined second operator's network, where the emergency call request carries a first indication, and the first indication is used to indicate that access to the Describe the access information of the second operator's network. 36. The mobile terminal according to claim 34, wherein the processor instructs the sending device to initiate an access request to the determined second operator's network, specifically comprising: The processor instructs the sending device to initiate an emergency attach request within the determined network of the second operator, where the emergency attach request carries a first indication, and the first indication is used to indicate that access needs to be obtained. Enter the access information of the second operator's network. 37. The mobile terminal according to claim 35 or 36, wherein the access information is determined by the remote management platform of the second operator that the mobile terminal can initiate an access request to the second operator sent to the mobile terminal later. 38. The mobile terminal according to any one of claims 34-36, wherein the initiated access request also carries: the identification information ICCID of the Universal Integrated Circuit Card UICC, the International Mobile Subscriber Identity Code One or more of IMSI, identification information of the first operator's subscription management-secure routing unit, verification data in the Universal Integrated Circuit Card UICC, and use instruction information. 39. The mobile terminal according to claim 37, wherein the initiated access request also carries: the identification information ICCID of the Universal Integrated Circuit Card UICC, the International Mobile Subscriber Identity IMSI, the first operator Subscription management-one or more of the identification information of the security routing unit, the verification data in the universal integrated circuit card UICC, and the use instruction information. 40. The mobile terminal according to any one of claims 34-36, wherein the universal integrated circuit card UICC comprises an embedded universal integrated circuit card eUICC. 41. The mobile terminal according to claim 37, wherein the universal integrated circuit card (UICC) comprises an embedded universal integrated circuit card (eUICC). 42. The mobile terminal according to claim 38, wherein the universal integrated circuit card (UICC) comprises an embedded universal integrated circuit card (eUICC). 43. The mobile terminal according to claim 39, wherein the universal integrated circuit card (UICC) comprises an embedded universal integrated circuit card (eUICC). 44. A universal integrated circuit card UICC, characterized in that it comprises: A memory for storing operator subscription data; The receiving device is configured to receive an indication of loss of the network coverage of the first operator and an indication of the network of the available operator sent by the mobile terminal, and acquire the access required for accessing the network of the second operator from the mobile terminal information, and send the received information to the memory for storage; a processor, configured to select a second operator's network from the available operator's networks according to the indication of the available operator's network received by the receiving device, and instruct the mobile terminal to send the mobile terminal to the second operator's network Initiate an access request, and instruct the mobile terminal to use the access information for accessing the network of the second operator to access the network of the second operator. 45. The universal integrated circuit card UICC according to claim 44, wherein when the processor instructs the mobile terminal to initiate an access request to the network of the second operator, the instruction carries the second The network instruction information of the second operator, the identification information ICCID of the universal integrated circuit card UICC, the international mobile subscriber identity IMSI, the identification information of the remote management platform of the first operator, the verification data in the universal integrated circuit card UICC and the use instruction information one or more of. 46. The universal integrated circuit card UICC according to claim 44 or 45, wherein the access information received by the receiving device is determined by the remote management platform of the second operator that the mobile terminal can sent to the mobile terminal after an access request is initiated to the second operator.