CN105813070A - Method and device for communicating by vehicle-borne terminal through mobile terminal - Google Patents

Abstract

The present invention provides a method and device for communicating by a vehicle-borne terminal through a mobile terminal. A method applied to a vehicle-borne terminal side comprises the steps that the vehicle-borne terminal and the mobile terminal with a subscriber identification module establish a communication connection; the vehicle-borne terminal obtains the international mobile subscriber identification code stored in the subscriber identification module of the mobile terminal; and the vehicle-borne terminal establishes the communication connection with a mobile communication network according to the obtained international mobile subscriber identification code. Through the vehicle-borne terminal, the international mobile subscriber identification code is obtained from the subscriber identification module of the mobile terminal, thus the vehicle-borne terminal can use the international mobile subscriber identification code of the mobile terminal, code resource is not occupied separately, the connection of the vehicle-borne terminal to the mobile communication network to communicate with the mobile communication network can be realized, and at the same time the code and statistics accounting sharing of the vehicle-borne terminal and the mobile terminal can be realized.

Description

A method and device for a vehicle-mounted terminal to communicate through a mobile terminal

technical field

The present invention relates to the field of communication technology, in particular to a method and device for a vehicle-mounted terminal to communicate through a mobile terminal.

Background technique

In the prior art, the vehicle-mounted terminal with communication function realizes the authentication and authentication with the mobile communication network through its own SIM card. Since the SIM card of the vehicle-mounted terminal needs to occupy an independent International Mobile Subscriber Identity (IMSI) and MSISDN code Number (in the public telephone network switching network numbering plan, the only code number that can identify mobile users), it is impossible to share the code number and unified billing with the SIM card of the mobile terminal, resulting in a waste of code number resources.

Contents of the invention

The purpose of the present invention is to provide a method and device for a vehicle-mounted terminal to communicate through a mobile terminal. The vehicle-mounted terminal obtains an International Mobile Subscriber Identity code from the customer identification module of the mobile terminal, so that the vehicle-mounted terminal can use the mobile terminal's International Mobile Subscriber Identity code. , instead of occupying code number resources separately, the vehicle terminal can access the mobile communication network to communicate with the mobile communication network, and at the same time, the vehicle terminal and mobile terminal can share code numbers and statistical billing.

In order to achieve the above purpose, the present invention provides a method for a vehicle-mounted terminal to communicate through a mobile terminal, which is applied to the vehicle-mounted terminal side, including:

The vehicle-mounted terminal establishes a communication connection with the mobile terminal having the customer identification module;

The vehicle-mounted terminal acquires the International Mobile Subscriber Identity code stored in the customer identification module of the mobile terminal;

The vehicle-mounted terminal establishes a communication connection with the mobile communication network according to the acquired international mobile subscriber identity code.

Among them, the vehicle-mounted terminal establishes a communication connection with the mobile terminal with the customer identification module, specifically:

The vehicle-mounted terminal establishes a communication connection with the mobile terminal with the customer identification module through short-distance communication.

Wherein, before the vehicle-mounted terminal acquires the International Mobile Subscriber Identity code stored in the customer identification module of the mobile terminal, the method also includes:

Carry out authentication and authentication between the vehicle-mounted terminal and the mobile terminal, and establish an encrypted channel after the authentication and authentication pass;

Correspondingly, the vehicle-mounted terminal acquires the International Mobile Subscriber Identity code stored in the customer identification module of the mobile terminal, specifically:

The vehicle-mounted terminal acquires the International Mobile Subscriber Identity code stored in the customer identification module of the mobile terminal through an encrypted channel.

Among them, the vehicle-mounted terminal establishes a communication connection with the mobile communication network according to the acquired international mobile subscriber identification code, specifically including:

The vehicle-mounted terminal acquires the IMSI of the mobile terminal, and sends a first authentication request for access authentication to the mobile communication network according to the acquired IMSI;

The vehicle-mounted terminal receives the random authentication parameter sent by the mobile communication network, and carries the random authentication parameter to initiate a second authentication request to the mobile terminal, and the random authentication parameter is generated by the mobile communication network based on the first authentication request;

The vehicle-mounted terminal receives the authentication response sent by the mobile terminal, and sends the authentication response to the mobile communication network, and the mobile communication network performs access authentication and authentication according to the authentication response, wherein the authentication response is generated by the mobile terminal according to random authentication parameters ;

The vehicle-mounted terminal receives the message of successful access authentication sent by the mobile communication network, and the vehicle-mounted terminal establishes a communication connection with the mobile communication network according to the message of successful authentication.

The embodiment of the present invention also provides a method for a vehicle-mounted terminal to communicate through a mobile terminal, which is applied to a mobile terminal with a customer identification module, including:

The mobile terminal establishes a communication connection with the vehicle terminal;

The mobile terminal sends the IMSI code stored in the client identification module of the mobile terminal to the vehicle-mounted terminal, and the vehicle-mounted terminal establishes a communication connection with the mobile communication network according to the IMSI code.

Among them, the mobile terminal establishes a communication connection with the vehicle terminal, specifically:

The mobile terminal establishes a communication connection with the vehicle-mounted terminal by means of short-distance communication.

Wherein, before the mobile terminal sends the IMSI code stored in the client identification module of the mobile terminal to the vehicle-mounted terminal, the method also includes:

Authentication and authentication are performed between the mobile terminal and the vehicle-mounted terminal, and an encrypted channel is established after the authentication and authentication pass.

Wherein, the mobile terminal sends the IMSI code stored in the customer identification module of the mobile terminal to the vehicle-mounted terminal, and the vehicle-mounted terminal establishes a communication connection with the mobile communication network according to the IMSI code, specifically including:

The mobile terminal sends the IMSI code stored in the customer identification module of the mobile terminal to the vehicle-mounted terminal through an encrypted channel, and the vehicle-mounted terminal sends the first authentication request for access authentication to the mobile communication network according to the obtained IMSI code , and the mobile communication network generates a random authentication parameter according to the first authentication request and sends the random authentication parameter to the vehicle terminal;

The mobile terminal receives the second authentication request carrying random authentication parameters sent by the vehicle-mounted terminal, and generates an authentication response according to the second authentication request, and sends the authentication response to the mobile communication network through the vehicle-mounted terminal, and the mobile communication network according to the authentication Authorization response is used to perform access authentication and authentication, and after passing the access authentication and authentication, the vehicle-mounted terminal is allowed to access the mobile communication network.

Wherein, the mobile terminal receives the second authentication request carrying random authentication parameters sent by the vehicle terminal, and generates an authentication response according to the second authentication request, specifically:

The mobile terminal calculates an authentication response according to the obtained random authentication parameters and the key for encrypted data transmission between the customer identification module and the operator.

The embodiment of the present invention also provides a device for a vehicle-mounted terminal to communicate through a mobile terminal, which is applied to the vehicle-mounted terminal side, and the device includes:

The first connection module is used to establish a communication connection with the mobile terminal having the customer identification module;

An acquisition module, configured to acquire the International Mobile Subscriber Identity code stored in the customer identification module of the mobile terminal;

The second connection module is used to establish a communication connection with the mobile communication network according to the obtained international mobile subscriber identity code.

Wherein, the first connection module is further used for:

The communication connection with the mobile terminal having the customer identification module is established by means of short-distance communication.

Among them, the device also includes:

The first authentication module is used to perform authentication and authentication with the mobile terminal, and establish an encrypted channel after the authentication and authentication pass.

Among them, the acquisition module is further used to:

The international mobile subscriber identification code stored in the customer identification module of the mobile terminal is acquired through an encrypted channel.

Wherein, the second connection module includes:

The first processing unit is configured to acquire the IMSI of the mobile terminal, and send a first authentication request for access authentication to the mobile communication network according to the acquired IMSI;

The second processing unit is configured to receive a random authentication parameter sent by the mobile communication network, and initiate a second authentication request to the mobile terminal carrying the random authentication parameter, where the random authentication parameter is generated by the mobile communication network based on the first authentication request;

The third processing unit is configured to receive the authentication response sent by the mobile terminal, and send the authentication response to the mobile communication network, and the mobile communication network performs access authentication and authentication according to the authentication response, wherein the authentication response is sent by the mobile terminal according to Random authentication parameter generation;

The fourth processing unit is configured to receive a message of successful access authentication sent by the mobile communication network, and establish a communication connection with the mobile communication network according to the message of successful authentication.

The embodiment of the present invention also provides a device for a vehicle-mounted terminal to communicate through a mobile terminal, which is applied to a mobile terminal with a customer identification module, and the device includes:

The communication module is used to establish a communication connection with the vehicle terminal;

The sending module is used to send the IMSI to the vehicle-mounted terminal, and the vehicle-mounted terminal establishes a communication connection with the mobile communication network according to the IMSI.

Among them, the communication module is further used for:

The short-distance communication method is used to establish a communication connection with the vehicle-mounted terminal.

Among them, the device also includes:

The second authentication module is used to perform authentication and authentication with the vehicle terminal, and establish an encrypted channel after the authentication and authentication pass.

Among them, the sending module includes:

The sending unit is configured to send the international mobile subscriber identification code to the vehicle-mounted terminal through an encrypted channel, and the vehicle-mounted terminal sends the first authentication request for access authentication to the mobile communication network according to the acquired international mobile subscriber identification code, and the mobile communication network Generate random authentication parameters according to the first authentication request and send the random authentication parameters to the vehicle terminal;

The processing unit is configured to receive the second authentication request carrying random authentication parameters sent by the vehicle-mounted terminal, and generate an authentication response according to the second authentication request, and send the authentication response to the mobile communication network through the vehicle-mounted terminal, and the mobile communication The network performs access authentication and authentication according to the authentication response, and allows the vehicle-mounted terminal to access the mobile communication network after passing the access authentication and authentication.

Among them, the processing unit is further used for:

An authentication response is calculated according to the obtained random authentication parameters and the encryption key transmitted between the customer identification module and the operator, and the authentication response is sent to the mobile communication network through the vehicle-mounted terminal.

The beneficial effects of the present invention are: the vehicle-mounted terminal obtains the International Mobile Subscriber Identification Code from the customer identification module of the mobile terminal, so that the vehicle-mounted terminal can use the International Mobile Subscriber Identification Code of the mobile terminal, no longer occupying code number resources alone, and the vehicle-mounted terminal can be connected Into the mobile communication network to communicate with the mobile communication network, and at the same time, it can also realize the common code number and statistical billing of the vehicle-mounted terminal and the mobile terminal.

Description of drawings

FIG. 1 shows a flow chart of the method steps for the vehicle-mounted terminal to communicate through the mobile terminal according to the embodiment of the present invention;

FIG. 2 shows a flow chart of steps for establishing a connection between a vehicle-mounted terminal and a mobile communication network in a method for the vehicle-mounted terminal to communicate with a mobile terminal in an embodiment of the present invention;

Fig. 3 shows the flow chart of the method steps of the embodiment of the present invention applied to the vehicle-mounted terminal on the mobile terminal side with the customer identification module to communicate through the mobile terminal;

Fig. 4 shows that the embodiment of the present invention is applied to the method for the vehicle-mounted terminal on the mobile terminal side with the customer identification module to communicate through the mobile terminal in the flow chart of steps for establishing a connection between the vehicle-mounted terminal and the mobile communication network;

FIG. 5 shows a schematic flow diagram of a vehicle-mounted terminal communicating through a mobile terminal according to an embodiment of the present invention;

FIG. 6 shows a first block diagram of a device in which a vehicle-mounted terminal communicates with a mobile terminal according to an embodiment of the present invention;

FIG. 7 shows a block diagram of a second connection module in a device in which a vehicle-mounted terminal communicates with a mobile terminal according to an embodiment of the present invention;

FIG. 8 shows a second block diagram of a device in which a vehicle-mounted terminal communicates with a mobile terminal according to an embodiment of the present invention;

FIG. 9 shows a block diagram of a sending module in a device in which a vehicle-mounted terminal communicates with a mobile terminal according to an embodiment of the present invention.

detailed description

In the prior art, the vehicle-mounted terminals with communication functions all have their own SIM cards to realize authentication and authentication with the mobile communication network. The SIM cards carried by the vehicle-mounted terminals occupy independent International Mobile Subscriber Identity (IMSI) and MSISDN code numbers ( In the switched network numbering plan of the public telephone network, the unique code number that can identify a mobile user), the billing of the communication fee is carried out independently. At this time, not only the SIM code number needs to be assigned independently to the vehicle terminal, which occupies the code number resources, but also cannot realize the shared code number and unified billing with the SIM card of the mobile terminal. In view of the above problems, the present invention provides a method and device for a vehicle-mounted terminal to communicate through a mobile terminal. The vehicle-mounted terminal obtains an international mobile subscriber identification code from the customer identification module of the mobile terminal, so that the vehicle-mounted terminal can use the mobile terminal's international mobile subscriber identification code. Code, no longer occupy code number resources alone, can realize the vehicle terminal access mobile communication network for communication with the mobile communication network, and also can realize the vehicle terminal and mobile terminal share code number and statistical billing.

As shown in FIG. 1, an embodiment of the present invention provides a method for a vehicle-mounted terminal to communicate through a mobile terminal, which is applied to the vehicle-mounted terminal side, including:

Step S100, the vehicle-mounted terminal establishes a communication connection with the mobile terminal having the customer identification module;

Step S200, the vehicle-mounted terminal obtains the International Mobile Subscriber Identification Code stored in the customer identification module of the mobile terminal;

Step S300, the vehicle-mounted terminal establishes a communication connection with the mobile communication network according to the obtained IMSI.

Specifically, the International Mobile Subscriber Identification Number (IMSI: InternationalMobileSubscriberIdentificationNumber) is a sign to distinguish mobile subscribers, stored in the SIM card, USIM card, ISIM card or Nano-SIM card of the mobile terminal, and can be used to distinguish valid information of mobile subscribers. It should be noted that the SIM card, USIM card, ISIM card or Nano-SIM card mentioned here is the customer identification module. After the vehicle-mounted terminal establishes a communication connection with the mobile terminal, it can obtain the IMSI of the mobile terminal. Occupying the code number resource separately can realize the vehicle terminal accessing the mobile communication network for communication with the mobile communication network, and at the same time can realize the vehicle terminal and mobile terminal sharing code number and statistical billing.

In the above-mentioned embodiments of the present invention, step S100 is specifically:

The vehicle-mounted terminal establishes a communication connection with the mobile terminal with the customer identification module through short-distance communication.

Specifically, the vehicle-mounted terminal and the mobile terminal automatically establish a communication connection through short-distance communication methods such as Bluetooth and WIFI. It is simple and fast to use Bluetooth, WIFI and other short-distance communication methods for communication and connection. It only needs to perform corresponding pairing or enter the corresponding key to establish a connection, and the transmission is fast and no wiring operation is required.

In the above embodiments of the present invention, before step S200, the method further includes:

Carry out authentication and authentication between the vehicle-mounted terminal and the mobile terminal, and establish an encrypted channel after the authentication and authentication pass;

Correspondingly, step S200 is specifically:

The vehicle-mounted terminal acquires the International Mobile Subscriber Identity code stored in the customer identification module of the mobile terminal through an encrypted channel.

Specifically, after the connection between the vehicle-mounted terminal and the mobile terminal is established, before the vehicle-mounted terminal obtains the International Mobile Subscriber Identity Code stored in the client identification module of the mobile terminal, authentication between the vehicle-mounted terminal and the mobile terminal is required. After success, the encrypted channel between the vehicle-mounted terminal and the mobile terminal is established. When the vehicle-mounted terminal needs to obtain the International Mobile Subscriber Identification Code stored in the customer identification module of the mobile terminal, it can pass through the encrypted channel by entering the key or password that matches the encrypted channel. Obtain an International Mobile Subscriber Identity.

In the above embodiment of the present invention, as shown in FIG. 2, step S300 includes:

Step S301, the vehicle-mounted terminal acquires the IMSI of the mobile terminal, and sends a first authentication request for access authentication to the mobile communication network according to the acquired IMSI;

Step S302, the vehicle-mounted terminal receives the random authentication parameter sent by the mobile communication network, and initiates a second authentication request to the mobile terminal carrying the random authentication parameter, and the random authentication parameter is generated by the mobile communication network based on the first authentication request;

Step S303, the vehicle-mounted terminal receives the authentication response sent by the mobile terminal, and sends the authentication response to the mobile communication network, and the mobile communication network performs access authentication and authentication according to the authentication response, wherein the authentication response is sent by the mobile terminal according to random authentication. Generation of weight parameters;

Step S304, the vehicle-mounted terminal receives the message of successful access authentication sent by the mobile communication network, and the vehicle-mounted terminal establishes a communication connection with the mobile communication network according to the message of successful authentication.

Specifically, after obtaining the IMSI code of the mobile terminal, the vehicle-mounted terminal sends a call request to the mobile communication unit of the vehicle-mounted terminal with the IMSI code. The network sends the first authentication request for access authentication, the mobile communication network generates random authentication parameters according to the first authentication request, and sends the random authentication parameters to the mobile communication unit of the vehicle-mounted terminal, and the vehicle-mounted terminal carries the mobile communication unit to obtain The random authentication parameter of the mobile terminal initiates a second authentication request to the mobile terminal, and the mobile terminal generates an authentication response according to the obtained random authentication parameter, and sends the authentication response to the vehicle-mounted terminal, and the vehicle-mounted terminal sends the obtained authentication response to In the mobile communication network, the mobile communication network performs access authentication and authentication according to the authentication response. After the authentication is successful, the mobile communication network sends a message of successful access authentication to the vehicle-mounted terminal, and the vehicle-mounted terminal establishes a communication connection with the mobile communication network according to the message of successful authentication.

It should be noted that, in the embodiment of the present invention, the mobile terminal generates the authentication response according to the acquired random authentication parameters. The secret key uses the A3 algorithm to calculate the authentication response.

The embodiment of the present invention also provides a method for a vehicle-mounted terminal to communicate through a mobile terminal, which is applied to a mobile terminal with a customer identification module, as shown in FIG. 3 , including:

Step S400, establishing a communication connection between the mobile terminal and the vehicle-mounted terminal;

Step S500, the mobile terminal sends the IMSI code stored in the client identification module of the mobile terminal to the vehicle-mounted terminal, and the vehicle-mounted terminal establishes a communication connection with the mobile communication network according to the IMSI code.

Specifically, after establishing a communication connection between the mobile terminal and the vehicle-mounted terminal, the vehicle-mounted terminal can send an International Mobile Subscriber Identity code to the vehicle-mounted terminal, and the vehicle-mounted terminal establishes a binding relationship with the mobile terminal according to the obtained International Mobile Subscriber Identity code, and the vehicle-mounted terminal establishes a binding relationship with the mobile terminal After the relationship, the vehicle-mounted terminal can use the mobile terminal's International Mobile Subscriber Identity, no longer occupying code number resources alone, and can realize the vehicle-mounted terminal to access the mobile communication network for communication with the mobile communication network, and also realize the Co-code number and statistical billing.

In the above embodiments of the present invention, step S400 is specifically:

The mobile terminal establishes a communication connection with the vehicle-mounted terminal by means of short-distance communication.

Specifically, the mobile terminal and the vehicle-mounted terminal automatically establish a communication connection through short-distance communication methods such as Bluetooth and WIFI. The connection is simple and fast, and the connection can be established only by performing corresponding pairing or entering a corresponding key.

In the above embodiments of the present invention, before step S500, the method further includes:

Authentication and authentication are performed between the mobile terminal and the vehicle-mounted terminal, and an encrypted channel is established after the authentication and authentication pass.

Specifically, after the encrypted channel between the mobile terminal and the vehicle-mounted terminal is established, when the mobile terminal needs to send the International Mobile Subscriber Identity code to the vehicle-mounted terminal, it needs to enter the key or password that matches the encrypted channel to transmit the international mobile subscriber identity code through the encrypted channel. Mobile Subscriber Identification Number.

In the above-mentioned embodiment of the present invention, as shown in FIG. 4, step S500 specifically includes:

Step S501, the mobile terminal sends the IMSI code stored in the customer identification module of the mobile terminal to the vehicle-mounted terminal through an encrypted channel, and the vehicle-mounted terminal sends the first access authentication code to the mobile communication network according to the obtained IMSI code. An authentication request, and the mobile communication network generates a random authentication parameter according to the first authentication request and sends the random authentication parameter to the vehicle terminal;

Step S502, the mobile terminal receives the second authentication request carrying random authentication parameters sent by the vehicle-mounted terminal, generates an authentication response according to the second authentication request, sends the authentication response to the mobile communication network through the vehicle-mounted terminal, and the mobile communication The network performs access authentication and authentication according to the authentication response, and allows the vehicle-mounted terminal to access the mobile communication network after passing the access authentication and authentication.

Specifically, after the mobile terminal sends the IMSI to the vehicle-mounted terminal, the vehicle-mounted terminal sends the first authentication request for access authentication to the mobile communication network carrying the IMSI, and the mobile terminal receives the random ID sent by the vehicle-mounted terminal. The second authentication request for the authentication parameter and an authentication response is generated according to the random authentication parameter. Wherein, the random authentication parameter is generated by the mobile communication network according to the first authentication request and sent to the vehicle terminal. After the mobile terminal generates the authentication response, it sends the authentication response to the vehicle-mounted terminal, and the vehicle-mounted terminal sends the acquired authentication response to the mobile communication network, and the mobile communication network performs access authentication and authentication according to the authentication response. After the authentication is successful, the mobile communication network sends a message of successful access authentication to the vehicle-mounted terminal, and the vehicle-mounted terminal establishes a communication connection with the mobile communication network according to the message of successful authentication.

In the above-mentioned embodiments of the present invention, in step S502, the mobile terminal receives the second authentication request carrying random authentication parameters sent by the vehicle-mounted terminal, and generates an authentication response according to the second authentication request, specifically:

The mobile terminal calculates an authentication response according to the obtained random authentication parameters and the key for encrypted data transmission between the customer identification module and the operator.

Specifically, in the embodiment of the present invention, the mobile terminal uses the A3 algorithm to calculate the authentication response based on the random authentication parameter and the key for encrypted data transfer between the customer identification module and the operator.

As shown in Figure 5, it is a schematic flow diagram of the vehicle-mounted terminal communicating through the mobile terminal according to the embodiment of the present invention. After the mobile user identification code, the first authentication request for access authentication is sent to the mobile communication network through the mobile communication unit, and the mobile communication network generates random authentication parameters according to the first authentication request and feeds them back to the vehicle-mounted terminal, and the vehicle-mounted terminal carries the random authentication parameter. The authorization parameter initiates a second authentication request to the mobile terminal. After receiving the second authentication request, the mobile terminal generates an authentication response and sends the authentication response to the mobile communication network through the vehicle-mounted terminal. The mobile communication network performs access authentication according to the authentication response. right. When the authentication is successful, the mobile communication network sends a message of successful access authentication to the vehicle-mounted terminal, and the vehicle-mounted terminal establishes a communication connection with the mobile communication network according to the message of successful authentication. The vehicle-mounted terminal accesses the mobile communication network to communicate with the mobile communication network, and realizes the functions of the vehicle-mounted terminal and the mobile terminal sharing a code number and counting and charging.

The embodiment of the present invention also provides a device for a vehicle-mounted terminal to communicate through a mobile terminal, which is applied to the vehicle-mounted terminal side. As shown in FIG. 6, the device includes:

The first connection module 10 is used to establish a communication connection with a mobile terminal having a customer identification module;

Obtaining module 20, for obtaining the International Mobile Subscriber Identity code stored in the customer identification module of mobile terminal;

The second connection module 30 is configured to establish a communication connection with the mobile communication network according to the acquired International Mobile Subscriber Identity.

In the above embodiments of the present invention, the first connection module 10 is further used for:

The communication connection with the mobile terminal having the customer identification module is established by means of short-distance communication.

In the above-mentioned embodiment of the present invention, the device also includes:

The first authentication module 11 is configured to perform authentication and authentication with the mobile terminal, and establish an encrypted channel after the authentication and authentication pass.

In the above embodiments of the present invention, the acquiring module 20 is further used for:

The international mobile subscriber identification code stored in the customer identification module of the mobile terminal is acquired through an encrypted channel.

In the above embodiments of the present invention, as shown in FIG. 7, the second connection module 30 includes:

The first processing unit 31 is configured to acquire an international mobile subscriber identity code of the mobile terminal, and send a first authentication request for access authentication to the mobile communication network according to the acquired international mobile subscriber identity code;

The second processing unit 32 is configured to receive the random authentication parameter sent by the mobile communication network, and initiate a second authentication request to the mobile terminal carrying the random authentication parameter, where the random authentication parameter is generated by the mobile communication network based on the first authentication request ;

The third processing unit 33 is configured to receive the authentication response sent by the mobile terminal, and send the authentication response to the mobile communication network, and the mobile communication network performs access authentication and authentication according to the authentication response, wherein the authentication response is sent by the mobile terminal Generated according to random authentication parameters;

The fourth processing unit 34 is configured to receive a message of successful access authentication sent by the mobile communication network, and establish a communication connection with the mobile communication network according to the message of successful authentication.

The embodiment of the present invention also provides a device for a vehicle-mounted terminal to communicate through a mobile terminal, which is applied to a mobile terminal with a customer identification module. As shown in FIG. 8, the device includes:

A communication module 40, configured to establish a communication connection with the vehicle-mounted terminal;

The sending module 50 is configured to send the IMSI to the vehicle-mounted terminal, and the vehicle-mounted terminal establishes a communication connection with the mobile communication network according to the IMSI.

In the above embodiments of the present invention, the communication module 40 is further used for:

The short-distance communication method is used to establish a communication connection with the vehicle-mounted terminal.

In the above-mentioned embodiment of the present invention, the device also includes:

The second authentication module 41 is configured to perform authentication and authentication with the vehicle-mounted terminal, and establish an encrypted channel after the authentication and authentication pass.

In the above embodiments of the present invention, as shown in FIG. 9, the sending module 50 includes:

The sending unit 51 is configured to send the international mobile subscriber identification code to the vehicle-mounted terminal through an encrypted channel, and the vehicle-mounted terminal sends a first authentication request for access authentication to the mobile communication network according to the acquired international mobile subscriber identification code, and the mobile communication The network generates random authentication parameters according to the first authentication request and sends the random authentication parameters to the vehicle terminal;

The processing unit 52 is configured to receive a second authentication request carrying random authentication parameters sent by the vehicle-mounted terminal, and generate an authentication response according to the second authentication request, and send the authentication response to the mobile communication network through the vehicle-mounted terminal, and the mobile The communication network performs access authentication and authentication according to the authentication response, and allows the vehicle-mounted terminal to access the mobile communication network after passing the access authentication and authentication.

In the above embodiments of the present invention, the processing unit 52 is further used for:

An authentication response is calculated according to the obtained random authentication parameters and the encryption key transmitted between the customer identification module and the operator, and the authentication response is sent to the mobile communication network through the vehicle-mounted terminal.

In the method for the vehicle-mounted terminal to communicate through the mobile terminal in the embodiment of the present invention, the vehicle-mounted terminal obtains the International Mobile Subscriber Identification Code from the customer identification module of the mobile terminal, so that the vehicle-mounted terminal can use the mobile terminal's International Mobile Subscriber Identity code, and no longer occupies it separately The code number resources can realize the vehicle-mounted terminal accessing the mobile communication network for communication with the mobile communication network, and can also realize the vehicle-mounted terminal and the mobile terminal sharing code numbers and statistical billing.

It should be noted that the device for communication between vehicle-mounted terminal and mobile terminal provided by the present invention is a device applying the above method, and all embodiments of the above method are applicable to the device, and can achieve the same or similar beneficial effects.

The above is a preferred embodiment of the present invention, it should be pointed out that for those of ordinary skill in the art, some improvements and modifications can also be made without departing from the principles of the present invention, and these improvements and modifications should also be It is regarded as the protection scope of the present invention.

Claims (19)

1. A method for a vehicle-mounted terminal to communicate through a mobile terminal, applied to the vehicle-mounted terminal side, characterized in that the method comprises: The vehicle-mounted terminal establishes a communication connection with the mobile terminal having a customer identification module; The vehicle-mounted terminal obtains the International Mobile Subscriber Identity code stored in the customer identification module of the mobile terminal; The vehicle-mounted terminal establishes a communication connection with a mobile communication network according to the acquired International Mobile Subscriber Identity. 2. The method according to claim 1, wherein the vehicle-mounted terminal establishes a communication connection with the mobile terminal having a customer identification module, specifically: The vehicle-mounted terminal establishes a communication connection with the mobile terminal having a customer identification module through short-distance communication. 3. The method according to claim 1, wherein, before the vehicle-mounted terminal acquires the International Mobile Subscriber Identity code stored in the customer identification module of the mobile terminal, the method also includes: Perform authentication and authentication between the vehicle-mounted terminal and the mobile terminal, and establish an encrypted channel after the authentication and authentication pass; Correspondingly, the vehicle-mounted terminal acquires the International Mobile Subscriber Identity code stored in the customer identification module of the mobile terminal, specifically: The vehicle-mounted terminal acquires the International Mobile Subscriber Identity code stored in the client identification module of the mobile terminal through the encrypted channel. 4. The method according to any one of claims 1 to 3, wherein the vehicle-mounted terminal establishes a communication connection with a mobile communication network according to the acquired International Mobile Subscriber Identity Code, specifically comprising: The vehicle-mounted terminal acquires the IMSI of the mobile terminal, and sends a first authentication request for access authentication to the mobile communication network according to the acquired IMSI; The vehicle-mounted terminal receives the random authentication parameter sent by the mobile communication network, and carries the random authentication parameter to initiate a second authentication request to the mobile terminal, and the random authentication parameter is determined by the mobile communication network based on generating the first authentication request; The vehicle-mounted terminal receives the authentication response sent by the mobile terminal, and sends the authentication response to the mobile communication network, and the mobile communication network performs access authentication and authentication according to the authentication response, wherein The authentication response is generated by the mobile terminal according to the random authentication parameters; The vehicle-mounted terminal receives a message of successful access authentication sent by the mobile communication network, and the vehicle-mounted terminal establishes a communication connection with the mobile communication network according to the message of successful authentication. 5. A method for a vehicle-mounted terminal to communicate through a mobile terminal, applied to a mobile terminal side with a customer identification module, characterized in that the method comprises: The mobile terminal establishes a communication connection with the vehicle terminal; The mobile terminal sends the IMSI code stored in the client identification module of the mobile terminal to the vehicle-mounted terminal, and the vehicle-mounted terminal establishes a communication connection with the mobile communication network according to the IMSI code. 6. The method according to claim 5, wherein the mobile terminal establishes a communication connection with the vehicle-mounted terminal, specifically: The mobile terminal establishes a communication connection with the vehicle-mounted terminal by means of short-distance communication. 7. The method according to claim 5, wherein, before the mobile terminal sends the International Mobile Subscriber Identity code stored in the customer identification module of the mobile terminal to the vehicle-mounted terminal, the method further comprises: Authentication and authentication are performed between the mobile terminal and the vehicle-mounted terminal, and an encrypted channel is established after the authentication and authentication pass. 8. The method according to claim 7, characterized in that, the mobile terminal sends the International Mobile Subscriber Identity Code stored in the customer identification module of the mobile terminal to the vehicle-mounted terminal, and the vehicle-mounted terminal is based on the The international mobile subscriber identity code establishes a communication connection with the mobile communication network, specifically including: The mobile terminal sends the IMSI code stored in the customer identification module of the mobile terminal to the vehicle-mounted terminal through the encrypted channel, and the vehicle-mounted terminal sends the IMSI code to the vehicle-mounted terminal according to the obtained IMSI code. The mobile communication network sends a first authentication request for access authentication, and the mobile communication network generates a random authentication parameter according to the first authentication request and sends the random authentication parameter to the vehicle-mounted terminal; The mobile terminal receives the second authentication request carrying the random authentication parameter sent by the vehicle terminal, generates an authentication response according to the second authentication request, and sends the authentication response through the vehicle terminal send to the mobile communication network, and the mobile communication network performs access authentication and authentication according to the authentication response, and after passing the access authentication and authentication, allows the vehicle-mounted terminal to access the mobile communication network . 9. The method according to claim 8, wherein the mobile terminal receives the second authentication request carrying the random authentication parameter sent by the vehicle-mounted terminal, and generates an authentication request according to the second authentication request. Authentication response, specifically: The mobile terminal calculates the authentication response according to the acquired random authentication parameters and the key for encrypted data transmission between the customer identification module and the operator. 10. A device for a vehicle-mounted terminal to communicate through a mobile terminal, applied to the vehicle-mounted terminal side, characterized in that the device includes: A first connection module, configured to establish a communication connection with the mobile terminal having a customer identification module; An acquisition module, configured to acquire the International Mobile Subscriber Identity code stored in the customer identification module of the mobile terminal; The second connection module is configured to establish a communication connection with a mobile communication network according to the acquired International Mobile Subscriber Identity. 11. The device according to claim 10, wherein the first connection module is further used for: A communication connection with the mobile terminal having a customer identification module is established by means of short-distance communication. 12. The device of claim 10, further comprising: The first authentication module is configured to perform authentication and authentication with the mobile terminal, and establish an encrypted channel after the authentication and authentication pass. 13. The device according to claim 12, wherein the acquiring module is further used for: Obtaining the International Mobile Subscriber Identity code stored in the client identification module of the mobile terminal through the encrypted channel. 14. The device according to any one of claims 10-13, wherein the second connection module comprises: A first processing unit, configured to acquire the IMSI of the mobile terminal, and send a first authentication request for access authentication to the mobile communication network according to the acquired IMSI; The second processing unit is configured to receive the random authentication parameter sent by the mobile communication network, and initiate a second authentication request to the mobile terminal carrying the random authentication parameter, the random authentication parameter is determined by the mobile terminal The communication network generates based on the first authentication request; The third processing unit is configured to receive the authentication response sent by the mobile terminal, and send the authentication response to the mobile communication network, and the mobile communication network performs access authentication according to the authentication response right, wherein the authentication response is generated by the mobile terminal according to the random authentication parameters; The fourth processing unit is configured to receive a message of successful access authentication sent by the mobile communication network, and establish a communication connection with the mobile communication network according to the message of successful authentication. 15. A device for a vehicle-mounted terminal to communicate through a mobile terminal, applied to a mobile terminal with a customer identification module, characterized in that the device includes: A communication module, configured to establish a communication connection with the vehicle terminal; A sending module, configured to send an IMSI to the vehicle-mounted terminal, and the vehicle-mounted terminal establishes a communication connection with a mobile communication network according to the IMSI. 16. The device according to claim 15, wherein the communication module is further used for: A communication connection with the vehicle-mounted terminal is established by means of short-distance communication. 17. The device of claim 15, further comprising: The second authentication module is configured to perform authentication and authentication with the vehicle-mounted terminal, and establish an encrypted channel after the authentication and authentication pass. 18. The device according to claim 17, wherein the sending module comprises: a sending unit, configured to send the international mobile subscriber identification code to the vehicle-mounted terminal through the encrypted channel, and the vehicle-mounted terminal sends the access authentication code to the mobile communication network according to the acquired international mobile subscriber identification code the first authentication request, and the mobile communication network generates a random authentication parameter according to the first authentication request and sends the random authentication parameter to the vehicle terminal; a processing unit, configured to receive the second authentication request carrying the random authentication parameter sent by the vehicle-mounted terminal, and generate an authentication response according to the second authentication request, and send the authentication response through the vehicle-mounted terminal The terminal sends to the mobile communication network, and the mobile communication network performs access authentication and authentication according to the authentication response, and after passing the access authentication and authentication, the vehicle-mounted terminal is allowed to access the mobile communication network. network. 19. The device according to claim 18, wherein the processing unit is further configured to: Calculate the authentication response according to the obtained random authentication parameter and the key for encrypted data transmission between the customer identification module and the operator, and send the authentication response to the mobile terminal through the vehicle terminal communication network.