WO2022217759A1

WO2022217759A1 - Esim code-number management method and apparatus

Info

Publication number: WO2022217759A1
Application number: PCT/CN2021/104182
Authority: WO
Inventors: 桂靖; 张新访; 董逢华
Original assignee: 武汉天喻信息产业股份有限公司
Priority date: 2021-04-13
Filing date: 2021-07-02
Publication date: 2022-10-20
Also published as: CN113518341B; CN113518341A

Abstract

The present application relates to an eSIM code-number management method and apparatus, and relates to the technical field of communications. The eSIM code-number management method comprises the following steps: receiving an operation management instruction for an eSIM card; according to the operation management instruction, generating a corresponding standard APDU instruction by means of assembling; and on the basis of a phone card channel interface corresponding to the eSIM card, sending the standard APDU instruction to the eSIM card. In the present application, a corresponding standard APDU instruction is generated according to an operation management instruction, code-number management is performed by means of a corresponding phone card channel interface, and generalized processing is performed on an eSIM code-number management operation, thereby facilitating code-number management by a developer.

Description

A kind of eSIM number management method and device

technical field

The present application relates to the field of communication technologies, and in particular, to an eSIM number management method and device.

Background technique

With the enhancement of eSIM card processing capability and the expansion of storage space, today, multiple operator code numbers can be downloaded in one eSIM card, and the code numbers can be switched freely.

At present, many communication modules use RTOS systems to communicate with the built-in eSIM card. When it comes to communication with the eSIM card, the 7816 protocol must be used to send standard APDU commands.

If developers want to implement the code number management function, they need to know the interaction process and data format definition of the standard APDU commands involved in eSIM card interaction. In addition, due to the differences in the corresponding implementation methods of different module manufacturers, developers also need to understand the implementation methods of different manufacturers so that their applications can be adapted to the terminal module equipment, which puts forward higher requirements on the developer's ability. , which greatly increases the difficulty of application development.

In order to solve the above technical problems, a general eSIM number management technology is provided to facilitate developers to manage eSIM cards.

SUMMARY OF THE INVENTION

The present application provides an eSIM code number management method and device. According to operation management instructions, corresponding standard APDU instructions are generated, code number management is performed through a corresponding machine-card channel interface, and eSIM code number management work is generalized for development purposes. It provides convenience for code number management.

In a first aspect, the present application provides an eSIM number management method, the method comprising the following steps:

Receive operation management instructions for eSIM cards;

According to the operation management instruction, assemble and generate corresponding standard APDU instruction;

Based on the machine-card channel interface corresponding to the eSIM card, the standard APDU instruction is sent to the eSIM card.

Wherein, in step S1, the open API interface can be specifically used, and the developer calls the open API interface to send the operation management instruction for the eSIM card;

The machine card channel interface specifically includes the following functional types: open channel interface, command communication interface, and close channel interface, and is also configured with a system interface and a memory application interface, so as to facilitate cross-platform transplantation;

During specific implementation, the machine-card channel interface may be a virtual AT+CSIM interface or a virtual AT+CGLA interface.

Specifically, the assembling and generating and corresponding standard APDU instructions according to the operation management instructions include the following steps:

extracting the operation management information in the operation management instruction;

A standard APDU instruction is assembled and generated according to the operation type corresponding to the operation management information.

Specifically, the operation types include code number query, code number download, code number enable, code number disable, and code number deletion.

Further, the method also includes the following steps:

The eSIM card executes the standard APDU command, and reports an error if the execution fails.

Further, the method also includes the following steps:

The eSIM card executes the standard APDU command, and returns corresponding response information if the execution is successful.

In a second aspect, the present application provides an eSIM number management device, the device comprising:

an instruction receiving module, which is used to receive an operation management instruction for the eSIM card;

an instruction processing module, which is used for assembling and generating corresponding standard APDU instructions according to the operation management instruction;

The adaptation layer module is configured to send the standard APDU instruction to the eSIM card through the machine-card channel interface corresponding to the eSIM card.

Wherein, the machine-card channel interface specifically includes the following functional types: open channel interface, command communication interface, and close channel interface, and is also configured with a system interface and a memory application interface, so as to facilitate cross-platform migration;

Further, the device also includes:

The instruction receiving module is configured with an open API interface;

The instruction receiving module receives the operation management instruction for the eSIM card based on the open API interface.

Further, the instruction processing module is also used to extract the operation management information in the operation management instruction;

The instruction processing module is further configured to assemble and generate a standard APDU instruction according to the operation type corresponding to the operation management information.

Further, the instruction processing module is further configured to receive and assemble the response information fed back by the eSIM card when the eSIM card executes the standard APDU instruction and the execution is successful.

The beneficial effects brought by the technical solution provided by this application include:

The present application generates corresponding standard APDU instructions according to the operation management instructions, performs code number management through the corresponding machine-card channel interface, and generalizes the eSIM code number management work, so as to provide convenience for developers to manage code numbers.

Description of drawings

Terminology Explanation:

eSIM: Embedded-SIM, virtual smart card;

RTOS: Real Time Operating System, real-time operating system;

APDU: Application Protocol Data Unit, application protocol data unit;

API: Application Programming Interface, application program interface.

In order to illustrate the technical solutions in the embodiments of the present application more clearly, the following briefly introduces the drawings that are used in the description of the embodiments. Obviously, the drawings in the following description are only some embodiments of the present application. For those of ordinary skill in the art, other drawings can also be obtained from these drawings without creative effort.

1 is a flowchart of the steps of the eSIM number management method provided in the embodiment of the present application;

FIG. 2 is a structural block diagram of an apparatus for managing an eSIM number provided in an embodiment of the present application.

Detailed ways

In order to make the purposes, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments It is a part of the embodiments of this application, but not all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without creative work shall fall within the protection scope of the present application.

The embodiments of the present application will be described in further detail below with reference to the accompanying drawings.

The embodiments of the present application provide an eSIM code number management method and device. According to an operation management instruction, a corresponding standard APDU instruction is generated, and code number management is performed through a corresponding machine-card channel interface, and the eSIM code number management work is generalized. Provide convenience for developers to manage code numbers.

In order to achieve the above-mentioned technical effect, the general idea of the application is as follows:

An eSIM number management method, the method comprises the following steps:

S1. Receive an operation management instruction for the eSIM card;

S2, according to the operation management instruction, assemble and generate the corresponding standard APDU instruction;

S3. Send a standard APDU command to the eSIM card based on the machine-card channel interface corresponding to the eSIM card.

In the first aspect, as shown in FIG. 1 , an embodiment of the present application provides an eSIM number management method, which includes the following steps:

S1. Receive an operation management instruction for the eSIM card;

In the embodiment of the present application, according to the operation management instruction, the corresponding standard APDU instruction is generated, the code number management is performed through the corresponding machine card channel interface, and the eSIM code number management work is generalized, so as to provide convenience for developers to manage the code number .

The machine card channel interface specifically includes the following types of functions: open channel interface, command communication interface and close channel interface, and also configure system interface and memory application interface, so as to facilitate cross-platform porting;

In specific implementation, the machine-card channel interface provides a code number management interface including NB modules, CAT1, CAT4 and other modules, which may be a virtual AT+CSIM interface or a virtual AT+CGLA interface.

Specifically, according to the operation management instruction, assembling and generating the corresponding standard APDU instruction includes the following steps:

Extract the operation management information in the operation management instruction;

Assemble and generate standard APDU instructions according to the operation type corresponding to the operation management information.

Further, the eSIM code number management method further includes the following steps:

The eSIM card executes the standard APDU command, and if the execution is successful, the corresponding response information is fed back.

It should be noted that, in the specific implementation process of the embodiment of the present application, the function of obtaining a code number list can be implemented.

In a second aspect, as shown in FIG. 2 , an embodiment of the present application provides an eSIM number management device, which is based on the eSIM number management method mentioned in the first aspect, and the device includes:

The adaptation layer module is used for sending standard APDU commands to the eSIM card through the machine-card channel interface corresponding to the eSIM card.

Among them, the machine card channel interface specifically includes the following functional types: open channel interface, command communication interface and close channel interface, and also configure system interface and memory application interface, so as to facilitate cross-platform migration;

Further, the eSIM number management device also includes:

The command receiving module is configured with an open API interface;

The instruction receiving module receives the operation management instruction for the eSIM card based on the open API interface;

Specifically, based on the open API interface, the developer calls the open API interface to send the operation management instruction for the eSIM card to the instruction receiving module;

Further, in the eSIM code number management device, the instruction processing module is also used to extract the operation management information in the operation management instruction;

The instruction processing module is further configured to assemble and generate standard APDU instructions according to the operation type corresponding to the operation management information.

Further, in the eSIM code number management device, the instruction processing module is further configured to receive and assemble the response information fed back by the eSIM card when the eSIM card executes the standard APDU instruction and the execution is successful.

It should be noted that in this application, relational terms such as "first" and "second" etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply that Any such actual relationship or sequence exists between these entities or operations. Moreover, the terms "comprising", "comprising" or any other variation thereof are intended to encompass a non-exclusive inclusion such that a process, method, article or device that includes a list of elements includes not only those elements, but also includes not explicitly listed or other elements inherent to such a process, method, article or apparatus. Without further limitation, an element qualified by the phrase "comprising a..." does not preclude the presence of additional identical elements in the process, method, article, or device that includes the element.

The above are only specific embodiments of the present application, so that those skilled in the art can understand or implement the present application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the present application. Therefore, this application is not intended to be limited to the embodiments shown herein, but is to be accorded the widest scope consistent with the principles and novel features claimed herein.

Claims

An eSIM code number management method, characterized in that the method comprises the following steps:

Receive operation management instructions for eSIM cards;

According to the operation management instruction, assemble and generate corresponding standard APDU instruction;

Based on the machine-card channel interface corresponding to the eSIM card, the standard APDU instruction is sent to the eSIM card.
The eSIM code number management method according to claim 1, wherein the assembling and generating according to the operation management instruction and the corresponding standard APDU instruction, include the following steps:

extracting the operation management information in the operation management instruction;

A standard APDU instruction is assembled and generated according to the operation type corresponding to the operation management information.
The eSIM code number management method of claim 2, wherein:

The operation types include code number query, code number download, code number enable, code number disable, and code number deletion.
The eSIM code number management method according to claim 1, wherein the method further comprises the following steps:

The eSIM card executes the standard APDU command, and reports an error if the execution fails.
The eSIM code number management method according to claim 1, wherein the method further comprises the following steps:

The eSIM card executes the standard APDU command, and returns corresponding response information if the execution is successful.
An eSIM number management device, characterized in that the device comprises:

an instruction receiving module, which is used to receive an operation management instruction for the eSIM card;

an instruction processing module, which is used for assembling and generating corresponding standard APDU instructions according to the operation management instruction;

The adaptation layer module is configured to send the standard APDU instruction to the eSIM card through the machine-card channel interface corresponding to the eSIM card.
The eSIM number management device according to claim 6, wherein the device further comprises:

The instruction receiving module is configured with an open API interface;

The instruction receiving module receives the operation management instruction for the eSIM card based on the open API interface.
The eSIM number management device of claim 6, wherein:

The instruction processing module is further configured to extract the operation management information in the operation management instruction;

The instruction processing module is further configured to assemble and generate a standard APDU instruction according to the operation type corresponding to the operation management information.
The eSIM number management device according to claim 8, wherein:

The operation types include code number query, code number download, code number enable, code number disable, and code number deletion.
The eSIM number management device of claim 6, wherein:

The instruction processing module is further configured to receive and assemble the response information fed back by the eSIM card when the eSIM card executes the standard APDU instruction and the execution is successful.