CN111565245A

CN111565245A - Multi-code storage method and system

Info

Publication number: CN111565245A
Application number: CN202010352038.0A
Authority: CN
Inventors: 董逢华; 肖灵
Original assignee: Wuhan Tianyu Julian Network Co ltd
Current assignee: Wuhan Tianyu Julian Network Co ltd
Priority date: 2020-04-28
Filing date: 2020-04-28
Publication date: 2020-08-21

Abstract

The application relates to a multi-code number storage method and a multi-code number storage system, which relate to the technical field of communication, and the method comprises the following steps: acquiring code number information to be stored, and identifying the residual space of an EEPROM storage area and an RAM storage area; dividing an EEPROM sub-storage area in the residual space of the EEPROM storage area corresponding to the code number information to be stored, dividing an RAM sub-storage area in the residual space of the RAM storage area, and respectively storing data in the code number information to be stored in the EEPROM sub-storage area or the RAM sub-storage area according to data attributes; and updating the preset self-defined linked list information according to the code number information to be stored, the EEPROM sub-storage area and the RAM sub-storage area. This application carries out reasonable division to the storage area of communication equipment's phone card for the storage area that each code number corresponds is mutually independent, guarantees the normal use of different operator code numbers in the phone card, satisfies the manifold user demand of user.

Description

Multi-code storage method and system

Technical Field

The invention relates to the technical field of communication, in particular to a multi-code number storage method and a multi-code number storage system.

Background

A Universal Integrated Circuit Card (UICC) is an important component of a Universal mobile telecommunications system and is implemented in the form of a Subscriber Identity Module (SIM) Card, which can be inserted into a terminal to serve as a Module for user authentication and can be soldered directly onto the terminal component in the form of components, and can store personal information of a user and Mobile Network Operator (MNO) information regarding a user subscription.

However, the current technology means limits to storing only one code number information (e.g., an Integrated Circuit Card Identification (ICCID), an International Mobile Subscriber Identity (IMSI), a Mobile station International ISDN number (MSISDN), a Key (KI) for encrypting data between a SIM card and a carrier network, a short message center parameter (SMSP), etc.) in a universal integrated circuit card at most.

However, in the prior art, the function of the communication integrated circuit card is single, and a user can only use one network access service corresponding to an operator based on the universal integrated circuit card, and cannot perform adaptive adjustment according to the current customer requirements.

Therefore, a technical solution is urgently needed to meet different use requirements of customers.

Disclosure of Invention

The embodiment of the application provides a multi-code number storage method and system, which are used for reasonably dividing the storage area of a telephone card of communication equipment and distributing the corresponding storage area, so that the storage areas corresponding to all code numbers are mutually independent, the normal use of different operator code numbers in the telephone card is ensured, and the diversified use requirements of users are met.

In a first aspect, a multi-code number storage method is provided, the method is based on a communication device with a code number storage function, a telephone card of the communication device comprises an EEPROM storage area and a RAM storage area, and the method comprises the following steps:

acquiring code number information to be stored, and identifying the residual space of the EEPROM storage area and the RAM storage area;

dividing an EEPROM sub-storage area in the residual space of the EEPROM storage area corresponding to the code number information to be stored, dividing an RAM sub-storage area in the residual space of the RAM storage area, and respectively storing data in the code number information to be stored in the EEPROM sub-storage area or the RAM sub-storage area according to data attributes;

updating preset self-defined linked list information according to the code number information to be stored, the EEPROM sub-storage area and the RAM sub-storage area; wherein,

the user-defined linked list information is used for recording the size, the physical address range and the access port address of each EEPROM sub-storage area in the EEPROM storage area and each RAM sub-storage area in the RAM storage area;

the code number information to be stored comprises the code number to be stored and the corresponding operator information.

Further, the method comprises the following steps:

when each stored code number in the communication equipment belongs to different communication operators, access port addresses are respectively arranged in the EEPROM storage area and the RAM storage area corresponding to each communication operator;

and each access port address corresponds to one communication operator respectively and is used for accessing an EEPROM (electrically erasable programmable read-only memory) sub-storage area or an RAM (random access memory) sub-storage area corresponding to each stored code number belonging to the corresponding communication operator.

Further, the method comprises the following steps:

dividing an EEPROM memory area into EEPROM shared memory areas;

dividing a RAM shared storage area in the RAM storage area; wherein,

the EEPROM shared storage area and the RAM shared storage area can be accessed through access port addresses corresponding to the communication operators.

Further, the method comprises the following steps:

establishing a mapping relation between the EEPROM sub-storage area corresponding to the code number information to be stored and the RAM sub-storage area and an access port address corresponding to the communication operator corresponding to the code number information to be stored;

the access port address is configured to be accessible to the EEPROM sub-memory area and the RAM sub-memory area through the mapping relationship.

Further, when the corresponding stored code number needs to be used for communication, the method further comprises the following steps:

and acquiring the stored code number information corresponding to the stored code number, extracting the corresponding configuration data in the EEPROM sub-storage area and the RAM sub-storage area, and accessing the communication network of the communication operator corresponding to the stored code number according to the configuration data.

Specifically, the stored code number information includes the stored code number and corresponding operator information.

In a second aspect, there is provided a multiple number storage system based on a communication device having a number storage function, a phone card of the communication device including an EEPROM storage area and a RAM storage area, the system comprising:

the information receiving unit is used for acquiring code number information to be stored;

a memory identification unit for identifying the remaining space of the EEPROM storage area and the RAM storage area;

the memory dividing unit is used for dividing an EEPROM sub-storage area in the residual space of the EEPROM storage area corresponding to the code number information to be stored, dividing an RAM sub-storage area in the residual space of the RAM storage area, and respectively storing data in the code number information to be stored in the EEPROM sub-storage area or the RAM sub-storage area according to data attributes;

the chain table updating unit is used for updating the preset self-defined chain table information by the code number information to be stored, the EEPROM sub-storage area and the RAM sub-storage area; wherein,

Further, the memory dividing unit is further configured to, when each stored code number in the communication device belongs to a different communication operator, set an access address in the EEPROM storage area and the RAM storage area respectively corresponding to each communication operator; wherein,

Further, the memory dividing unit is further configured to divide an EEPROM shared memory area in the EEPROM memory area, and is further configured to divide a RAM shared memory area in the RAM memory area; wherein,

Further, the memory dividing unit is further configured to establish a mapping relationship between the EEPROM sub-storage area and the RAM sub-storage area corresponding to the code number information to be stored and the access address corresponding to the communication operator corresponding to the code number information to be stored;

The beneficial effect that technical scheme that this application provided brought includes:

the embodiment of the application provides a multi-code number storage method and system, which are used for reasonably dividing the storage area of a telephone card of communication equipment and distributing the corresponding storage areas, so that the storage areas corresponding to all code numbers are mutually independent, the normal use of different operator code numbers in the telephone card is ensured, and the diversified use requirements of users are met.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

Fig. 1 is a flowchart illustrating steps of a multi-code storage method according to embodiment 1 of the present application;

fig. 2 is a block diagram of a multi-code storage system according to embodiment 2 of the present application;

reference numerals:

1. an information receiving unit; 2. a memory identification unit; 3. a memory partitioning unit; 4. and a linked list updating unit.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

Embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.

The embodiment of the invention provides a multi-code number storage method and a multi-code number storage system, which are used for reasonably dividing the storage area of a telephone card of communication equipment and distributing the corresponding storage area, so that the storage areas corresponding to all code numbers are mutually independent, the normal use of different operator code numbers in the telephone card is ensured, and the various use requirements of users are met.

In order to achieve the technical effects, the general idea of the application is as follows:

a multi-code number storage method based on a communication device having a code number storage function, the communication device including an EEPROM storage area and a RAM storage area, the method comprising the steps of:

s1, acquiring code number information to be stored, and identifying the residual space of the EEPROM storage area and the RAM storage area;

s2, dividing EEPROM sub-storage areas in the residual space of the EEPROM storage areas corresponding to the code number information to be stored, and dividing RAM sub-storage areas in the residual space of the RAM storage areas;

s3, updating preset self-defined linked list information according to the code number information to be stored, the EEPROM sub-storage area and the RAM sub-storage area; wherein,

Example 1

Referring to fig. 1, an embodiment of the present invention provides a multi-code number storage method, where the method is based on a communication device with a code number storage function, and a phone card of the communication device includes an EEPROM storage area and a RAM storage area, and the method includes the following steps:

s1, acquiring the information of the code number to be stored, and identifying the residual space of the EEPROM storage area and the RAM storage area;

s2, dividing EEPROM sub-memory areas in the residual space of the EEPROM memory area corresponding to the code number information to be stored, and dividing RAM sub-memory areas in the residual space of the RAM memory area;

s3, updating the preset self-defined linked list information according to the code number information to be stored, the EEPROM sub-storage area and the RAM sub-storage area; wherein,

the information of the code number to be stored comprises the code number to be stored and the corresponding operator information.

In the embodiment of the invention, when the communication equipment needs to store a new code number and related data thereof, the code number and the related data thereof which need to be stored on the communication equipment are collectively called code number information, the code number information at least comprises the code number, operator information corresponding to the code number and corresponding configuration information, the code number is required to be stored, so the code number can be marked as a code number to be stored, and the code number information is marked as the code number information to be stored.

Firstly, code number information to be stored is acquired, data and data size in the code number information to be stored are identified, and the size of the residual space of an EEPROM storage area and the size of the residual space of an RAM storage area are identified.

And then, dividing the EEPROM sub-storage area and the RAM sub-storage area corresponding to the code number information to be stored, and respectively storing the data in the code number information to be stored in the EEPROM sub-storage area or the RAM sub-storage area according to the data attributes so as to be called in later use.

Finally, updating preset self-defined linked list information according to the corresponding relation among the code number information to be stored, the EEPROM sub-storage area and the RAM sub-storage area, the information size prediction data condition of the code number information to be stored, the space sizes and the physical address ranges of the EEPROM sub-storage area and the RAM sub-storage area;

the user-defined linked list information is used for recording the size, the physical address range and the access port address of each EEPROM sub-storage area in the EEPROM storage area and each RAM sub-storage area in the RAM storage area.

In addition, the code number information to be stored includes at least a code number to be stored, corresponding operator information, and related configuration files such as an SMS file, a PLMN related file (6F30, 6F31, 6F7B), a service list file (6F38) supported by a (U) SIM card, a service provider name file (6F46), a location information file (6F7E), and the like.

Note that, the telephone card is a Universal Integrated Circuit Card (UICC);

the total EEPROM physical resource size of the telephone card is recorded as totalsize, and the physical address range is from startaddress to endaddress;

the size of RAM physical resource of the telephone card is recorded as RAM totalsize, and the range is from RAM startaddress to RAM endaddress;

meanwhile, a user-defined linked list information is maintained on the telephone card, wherein the user-defined linked list information comprises the size of each logic resource area, the pointed physical address range (EEPROM and RAM) and the entry address of the next logic resource area;

EPROM, Electrically Erasable Programmable Read Only Memory (EEPROM);

RAM, Random Access Memory, or Random Access Memory.

When applying, dividing an EEPROM region and an RAM region, namely an EEPROM sub-memory region and an RAM sub-memory region, from the residual resources of the telephone card according to the size of the application, and maintaining the access port address of the operator logic resource region. And writing the code number information of the communication operator and the self-defined data of the communication operator in the applied area. Meanwhile, other communication carriers cannot access the area.

In the embodiment of the application, the storage area of the telephone card of the communication equipment is reasonably divided, and the corresponding storage areas are distributed, so that the storage areas corresponding to the numbers are mutually independent, the normal use of the numbers of different operators in the telephone card is ensured, and the diversified use demands of users are met.

In another implementation manner of the embodiment of the present invention, the method further includes the following steps:

each access port address corresponds to a communication operator respectively and is used for accessing an EEPROM sub-memory area or an RAM sub-memory area corresponding to each stored code number belonging to the corresponding communication operator.

And code numbers under flags of different communication operators are stored in a separated mode, each communication operator corresponds to an access port address, and an EEPROM (electrically erasable programmable read-only memory) sub-storage area or an RAM (random access memory) sub-storage area corresponding to each stored code number can be accessed through the access port addresses.

And if necessary, the access port address comprises an EEPROM sub access port address and an RAM sub access port address, and the EEPROM sub storage area or the RAM sub storage area respectively corresponds to the EEPROM sub storage area or the RAM sub storage area with the stored code number.

Further, the method comprises the following steps:

dividing an EEPROM memory area into EEPROM shared memory areas;

dividing a RAM shared storage area in a RAM storage area; wherein,

the EEPROM shared storage area and the RAM shared storage area can be accessed through the access port address corresponding to each communication operator.

Specifically, the method further comprises the following steps: establishing a mapping relation between an EEPROM (electrically erasable programmable read-only memory) sub-storage area corresponding to the code number information to be stored and an RAM (random access memory) sub-storage area and an access port address corresponding to a communication operator corresponding to the code number information to be stored;

the access port address is configured to be accessible to the EEPROM sub-memory area and the RAM sub-memory area through a mapping relationship.

In another implementation manner of the embodiment of the present invention, when communication needs to be performed using a corresponding stored code number, the method further includes the following steps:

and acquiring the stored code number information corresponding to the stored code number, extracting the configuration data in the corresponding EEPROM sub-storage area and the RAM sub-storage area, and accessing the communication network of the communication operator corresponding to the stored code number according to the configuration data.

When a certain stored code number of the communication operator is used for communication service, matching a logic resource area of the stored code number of the communication operator, namely an EEPROM (electrically erasable programmable read-Only memory) sub-storage area and an RAM (random Access memory) sub-storage area, and writing related information of the stored code number into a (U) SIM card file system to complete network access;

when a communication operator needs to be switched and the stored code number of another communication operator or another stored code number of the original communication operator is used, matching a logic resource area of the stored code number which needs to be used subsequently, namely an EEPROM (electrically erasable programmable read-only memory) sub-storage area and an RAM (random access memory) sub-storage area, writing the relevant information of the stored code number which needs to be used subsequently into a (U) SIM (subscriber identity module) card file system, covering the relevant information of the stored code number which is used originally, and completing network access;

the hardware form of the telephone card can be a smart card providing the network access service of the operator, and can be a (U) SIM card, namely a USIM (Universal Subscriber Identity Module) and a SIM (Subscriber Identity Module).

Specifically, the stored code number information includes the stored code number and the corresponding operator information.

Example 2

Referring to fig. 2, an embodiment of the present invention provides a multi-code storage system based on the multi-code storage method of the first embodiment, the system is based on a communication device with a code storage function, a phone card of the communication device includes an EEPROM storage area and a RAM storage area, and the system includes:

an information receiving unit 1 for acquiring code number information to be stored;

a memory identification unit 2 for identifying remaining spaces of the EEPROM storage area and the RAM storage area;

the memory dividing unit 3 is used for dividing an EEPROM sub-storage area in the residual space of the EEPROM storage area corresponding to the code number information to be stored, dividing an RAM sub-storage area in the residual space of the RAM storage area, and respectively storing data in the code number information to be stored in the EEPROM sub-storage area or the RAM sub-storage area according to data attributes;

the linked list updating unit 4 is used for updating the preset self-defined linked list information by using the code number information to be stored, the EEPROM sub-storage area and the RAM sub-storage area; wherein,

Note that, the telephone card is a Universal Integrated Circuit Card (UICC);

EPROM, Electrically Erasable Programmable Read Only Memory (EEPROM);

RAM, Random Access Memory, or Random Access Memory.

In another embodiment of the present invention, the memory dividing unit 3 is further configured to, when each stored code number in the communication device belongs to a different communication operator, respectively set an access port address in the EEPROM storage area and the RAM storage area corresponding to each communication operator; wherein,

In another embodiment of the present invention, the memory dividing unit 3 is further configured to divide an EEPROM shared memory area in an EEPROM memory area, and is further configured to divide an RAM shared memory area in an RAM memory area; wherein,

In another embodiment of the present invention, the memory dividing unit 3 is further configured to establish a mapping relationship between an EEPROM sub-storage area corresponding to the code number information to be stored and an RAM sub-storage area and an access address corresponding to a communication operator corresponding to the code number information to be stored;

The above description is merely exemplary of the present application and is presented to enable those skilled in the art to understand and practice 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 applied to other embodiments without departing from the spirit or scope of the application. Thus, the present 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 disclosed herein.

Claims

1. a multi-code number storage method, is characterized in that, described method is based on the communication equipment with code number storage function, the telephone card of described communication equipment comprises EEPROM storage area and RAM storage area, and described method may further comprise the steps:

Obtain the code number information to be stored, and identify the remaining space of the EEPROM storage area and the RAM storage area;

Corresponding to the code number information to be stored, the EEPROM sub-storage area is divided in the remaining space of the EEPROM storage area, the RAM sub-storage area is divided in the remaining space of the RAM storage area, and the code number information to be stored is divided. The data within is respectively stored in the EEPROM sub-storage area or the RAM sub-storage area according to the data attribute;

According to the code number information to be stored, the EEPROM sub-storage area and the RAM sub-storage area, the preset self-defined linked list information is updated; wherein,

The self-defined linked list information is used to record the size, physical address range and access port address of each EEPROM sub-storage area in the EEPROM storage area and each RAM sub-storage area in the RAM storage area;

The to-be-stored code number information includes the to-be-stored code number and corresponding operator information.

2. multi-code number storage method as claimed in claim 1, is characterized in that, described method also comprises the following steps:

When each stored code number in the communication device belongs to different communication operators, an access port address is respectively set in the EEPROM storage area and the RAM storage area corresponding to each of the communication operators;

Each of the access port addresses corresponds to one of the communication operators, and is used to access the EEPROM sub-storage area or the RAM sub-storage area corresponding to each stored code number belonging to the corresponding communication operator.

3. multi-code number storage method as claimed in claim 2, is characterized in that, described method also comprises the following steps:

Divide the EEPROM shared storage area in the EEPROM storage area;

The RAM shared storage area is divided into the RAM storage area; wherein,

The EEPROM shared storage area and the RAM shared storage area can be accessed through the access port addresses corresponding to the communication operators.

4. multi-code number storage method as claimed in claim 2, is characterized in that, described method also comprises the following steps:

Establish a mapping relationship between the EEPROM sub-storage area corresponding to the code number information to be stored and the RAM sub-storage area and the access port address corresponding to the communication operator corresponding to the code number information to be stored;

The access port address is configured to access the EEPROM sub-storage area and the RAM sub-storage area through the mapping relationship.

5. The method for storing multiple code numbers as claimed in claim 1, wherein when it is necessary to use the corresponding stored code numbers to communicate, the method further comprises the following steps:

Obtain the stored code number information corresponding to the stored code number, extract the configuration data in the corresponding EEPROM sub-storage area and the RAM sub-storage area, and access the communication corresponding to the stored code number according to the configuration data Carrier's communication network.

6. multi-code number storage method as claimed in claim 5, is characterized in that:

The stored code number information includes the stored code number and corresponding operator information.

7. A multi-code number storage system, wherein the system is based on a communication device with a code number storage function, and the phone card of the communication device includes an EEPROM storage area and a RAM storage area, and the system includes:

an information receiving unit, which is used to obtain the code number information to be stored;

A memory identification unit, which is used to identify the remaining space of the EEPROM storage area and the RAM storage area;

A memory division unit, which is used to divide the EEPROM sub-storage area in the remaining space of the EEPROM storage area, divide the RAM sub-storage area in the remaining space of the RAM storage area, and divide the RAM sub-storage area in response to the code number information to be stored. The data in the described code number information to be stored are respectively stored in the EEPROM sub-storage area or the RAM sub-storage area according to the data attribute;

A linked list update unit, which is used for the code number information to be stored, the EEPROM sub-storage area and the RAM sub-storage area to update the preset self-defined linked list information; wherein,

8. multi-code number storage system as claimed in claim 7, is characterized in that:

The memory dividing unit is also used for, when each stored code number in the communication device belongs to different communication operators, corresponding to each communication operator in the EEPROM storage area and the RAM storage area The access port addresses are respectively set; among them,

9. multi-code number storage system as claimed in claim 8, is characterized in that:

The memory dividing unit is further configured to divide the EEPROM shared storage area in the EEPROM storage area, and is also used to divide the RAM shared storage area in the RAM storage area; wherein,

10. multi-code number storage system as claimed in claim 8, is characterized in that:

The memory division unit is also used for the EEPROM sub-storage area corresponding to the code number information to be stored and the RAM sub-storage area corresponding to the communication operator corresponding to the code number information to be stored. Establish a mapping relationship between the access port addresses;