WO2011153847A1

WO2011153847A1 - Method and system for backuping or restoring mobile terminal user data

Info

Publication number: WO2011153847A1
Application number: PCT/CN2011/071164
Authority: WO
Inventors: 张迪星
Original assignee: 中兴通讯股份有限公司
Priority date: 2010-06-10
Filing date: 2011-02-22
Publication date: 2011-12-15
Also published as: CN101860570B; CN101860570A

Abstract

A method and system for backuping or restoring mobile terminal user data are provided by the present invention. Wherein the mobile terminal user data backup method includes: after receiving an instruction, transmitted by a server, for backuping user data, the mobile terminal reads the user data, stores the user data into a mirror area, and then returns a backup success response; after receiving said backup success response, the server transmits a data transmission command to the mobile terminal; the mobile terminal, according to the data transmission command, transmits the user data stored in the mirror area to the server; the server implements storing the user data. Application of the present invention, by storing the user data which is needed to be backed up or be restored into the mirror area, and then the server implementing the backup of the user data in the mirror area, or the mobile terminal reading the user data in the mirror area for restoration, reduces the Input Output (IO) interaction between the server and the mobile terminal, improves the operation speed, and achieves the purpose of high-effective mobile terminal user data backup and restoration.

Description

Method and system for backing up or restoring mobile terminal user data

The present invention relates to the field of communications technologies, and in particular, to a method and system for backing up or restoring mobile terminal user data. Background technique

With the development of mobile communication technologies and the widespread use of mobile terminals, mobile terminals have become increasingly important in people's lives, and their functions have become increasingly rich. There have been various changes in the application of mobile terminals, in order to cope with such changes. And it is convenient for the user to operate the mobile terminal, and the backup and recovery functions set by the user are more widely used in the mobile terminal, so how to realize the convenient and quick backup and recovery of the user data on the mobile terminal becomes a common concern of the operator and the user. The problem.

Various user data in the mobile terminal, that is, various setting items are often nonvolatile values.

The (Norvolatile Value, NV) item is saved. If you need to back up or restore the user data, you need to read the value of each NV item. The operation is cumbersome and inefficient.

In the prior art, a method for reading and writing related NV item values by a server (such as a computer) is used to implement backup or recovery of user data, and more applications are obtained, but the method has the following disadvantages:

First, the backup or recovery of user data takes a long time. By reading and writing the value of the NV item of the mobile terminal, the NV items that need to be backed up are polled, especially when multiple NV items need to be backed up, the efficiency is relatively low. Secondly, the security of the operation is poor. When the user data is backed up or restored, the mobile terminal needs to connect to the server, and in the case of reading and writing the NV item of the mobile terminal for a long time, if the connection of the server is faulty, the mobile terminal may be caused. The operation is not completed, so the value of the NV item that the mobile terminal needs to back up may change or cause a backup. Or the recovery operation has an error and other issues. Summary of the invention

In view of this, the object of the present invention is to provide a method and system for backing up or restoring mobile terminal user data, which can better solve the problem that the prior art is less efficient in the process of backing up or restoring mobile terminal user data through a server. problem.

In order to solve the above technical problem, the technical solution of the present invention is implemented as follows:

A method for backing up mobile terminal user data includes the following steps:

A1. After receiving the instruction of the backup user data sent by the server, the mobile terminal reads the user data, saves the user data to the mirroring area, and returns a response that the backup succeeds;

B1. After receiving the response of the backup success, the server sends a data transmission command to the mobile terminal, and the mobile terminal sends, according to the data transmission command, user data saved in the mirror area to the Server, the server saves.

The user data includes: user non-volatile value NV data, an international mobile device identity code IMEI, and integrity check data obtained by performing integrity calculation on user NV data and IMEI, wherein the user NV data, IMEI, and The integrity check data is sequentially saved in the mirror area.

The saving by the server includes: the server performing integrity verification on the user data, and saving the user data to the server after the integrity check is passed.

After the step B1, the method further includes: sending, by the server, an emptying instruction to the mobile terminal, the mobile terminal clearing user data saved in the mirroring area according to the received clearing instruction, and returning a backup completion response, the server Returning a backup success prompt to the user according to the backup completion response.

A method for restoring data of a mobile terminal user includes the following steps:

A2. The server sends the user data that needs to be restored to the mobile terminal, and the mobile terminal saves the user data in the mirroring area, and returns a response that is successfully saved; B2. After receiving the response of the saving success, the server sends a user data recovery command to the mobile terminal, and the mobile terminal recovers the temporarily saved image area for recovery according to the user data recovery instruction. User data.

The user data includes: user NV data, IMEI, and integrity check data; the server sending the user data that needs to be restored to the mobile terminal includes: the server performing integrity check on the user data that needs to be restored, The IMEI in the user data is read and compared with the IMEI of the mobile terminal; when the IMEI in the user data is consistent with the IMEI of the mobile terminal, the user NV data and integrity are obtained. The verification data is sent to the mobile terminal.

The user data for recovery that is temporarily saved in the recovery mirroring area includes: the mobile terminal performs integrity verification on user data stored in the mirroring area, and after the verification is passed, setting the user NV data to Corresponding NV items.

The step B2 further includes: the mobile terminal clears the user data stored in the mirroring area, and returns a recovery success response, and the server returns a recovery success prompt to the user according to the recovery success response.

A system for backing up or restoring mobile terminal user data, the system comprising a mobile terminal and a server, the mobile terminal comprising:

A mirroring area for temporarily saving user data for backup or recovery;

a data backup module, configured to save the user data used for backup to the mirror area after receiving the instruction of the backup user data sent by the server, return a backup success response, and perform the backup according to the backup After successfully responding to the data backup command, the user data temporarily saved in the mirror area is backed up to the server; or

a data recovery module, configured to receive user data backed up in the server, temporarily save the user data as recovery data into the mirror area, and return a response that is successfully saved, and receive the server according to the After the user data recovery instruction sent in response to the successful response is saved, User data for recovery that is temporarily saved in the mirror area is restored.

The user data includes: user NV data, IMEI, and integrity check data obtained by performing integrity calculation on the user NV data and IMEI.

The user data for restoring the temporary storage in the mirroring area is specifically: performing integrity verification on the user data, and after the verification is passed, reading the user NV data, and setting the user NV data into the NV item.

Compared with the prior art, the present invention has the following advantages: by saving the user data that needs to be backed up or the user data that needs to be restored to the mirror area, and then the server backs up the user data of the mirror area, or the mobile terminal reads The user data in the mirroring area is restored, which reduces the interaction between the server and the mobile terminal, improves the operation speed, achieves the purpose of efficiently backing up or restoring the data of the mobile terminal user, and achieves low cost and flexible use.

Moreover, the predetermined compression and decompression algorithm can be used to calculate and verify the user data, which enhances security and reliability, and achieves the purpose of efficiently and safely backing up and recovering mobile terminal user data. DRAWINGS

1 is a schematic flow chart of a method for backing up user data of a mobile terminal according to an embodiment of the present invention;

2 is a schematic flow chart of a method for restoring mobile terminal user data according to an embodiment of the present invention;

FIG. 3 is a schematic structural diagram of a backup and recovery mobile terminal user data system according to an embodiment of the present invention. detailed description

The preferred embodiments of the present invention are described in detail below with reference to the accompanying drawings. FIG. 1 is a flowchart of a method for backing up user data of a mobile terminal according to an embodiment of the present invention. As shown in FIG. 1, the method includes the following steps:

Step 101: The mobile terminal is connected to the server, and the server controls and manages the mobile terminal to prepare for user data backup.

The mobile terminal can be connected to the server through a serial or parallel port. In the embodiment of the invention, the server implements control and management of the mobile terminal through a serial input output (SIO) module, and initializes the control module and the management module of the mobile terminal. Check whether each module is normal. If yes, proceed to the next step and display that the mobile terminal and the server are properly connected. Otherwise, a warning is issued.

Step 102: The server sends a configuration instruction to the mobile terminal to leave the mobile terminal in an offline state.

Since the user data may change due to the connection of the mobile terminal to the network, when the mobile terminal user data is backed up, the mobile terminal needs to be in an offline state, and the server sends the configuration command to the mobile terminal to make the mobile terminal offline. In the embodiment of the present invention, the server may send a configuration instruction to the mobile terminal by means of an AT command or a Diag command.

Steps 103 to 104: After receiving the configuration command, the mobile terminal acquires an NV item that stores user data that needs to be backed up, and returns a response that is successfully configured to the server.

For example, when the user selects an address book on the server that needs to back up the mobile terminal, the server sends a configuration command to the mobile terminal, and after receiving the configuration command, the mobile terminal acquires an NV item in which the address book data is stored.

The mobile terminal can obtain an NV item that stores user data that needs to be backed up according to a pre-agreed or pre-acquired configuration file.

Step 105: After receiving the response of the configuration success, the server sends an instruction for backing up the user data to the mobile terminal.

Step 106: After receiving the instruction for backing up user data, the mobile terminal reads the foregoing acquisition. As the value of the NV item of the user data, the read user data is saved to the mirror area. In this step, when the user data is saved to the mirror area, the value of the NV item as the user data, that is, the user NV data may be saved in the mirror area, and the international mobile device identity code of the mobile terminal is read. Mobile Equipment Identity, IMEI), and calculating the user NV data and IMEI stored in the mirror area, obtaining integrity check data and saving after the IMEI, and finally the IMEI saved in the mirror area and The integrity check data is processed by a predetermined compression algorithm to obtain user data and saved to the mirror area.

The mirrored area is a storage space set on the mobile terminal for storing user data. Step 107: The mobile terminal returns a response to the backup success to the server.

Step 108: After receiving the response of the backup success, the server sends a data transmission command to the mobile terminal.

Step 109: The mobile terminal sends the user data saved in the mirroring area to the server according to the data transmission command.

Step 110: The server saves the received user data to the server according to the save path input by the user.

In this step, the server may perform integrity check on the received user data, and after the verification is passed, save the user data to the server according to the save path input by the user. The server performs predetermined decompression algorithm processing on the received user data, and performs integrity verification on the obtained integrity check data.

Steps 111 to 112: The server sends an empty command to the mobile terminal, and the mobile terminal clears the user data saved in the mirror area according to the received clear command.

Steps 113 to 114: The mobile terminal returns a backup completion response to the server, and the server returns a backup success prompt to the user according to the received backup completion response, and records the record.

It should be understood that if any of the above steps does not work properly, the server will prompt the user to fail and notify the user of the reason for the failure. FIG. 2 is a flowchart of a method for restoring mobile terminal user data according to an embodiment of the present invention. As shown in FIG. 2, the method includes the following steps:

Step 201: The mobile terminal is connected to the server, and the server controls and manages the mobile terminal to prepare for user data recovery.

The mobile terminal can be connected to the server through a serial or parallel port. In the embodiment of the present invention, the server implements control and management of the mobile terminal through the SIO module, initializes the control module and the management module of the mobile terminal, and checks whether each module is normal, and if so, performs The next step is to display that the mobile terminal and the server are properly connected, otherwise, a warning is issued.

Step 202: The server sends a configuration instruction to the mobile terminal, so that the mobile terminal is in an offline state, and reads an IMEI of the mobile terminal.

Step 203 to step 204: The server selects the user data that needs to be restored according to the user input, and reads the user data that needs to be restored and sends the data to the mobile terminal.

In this step, when the user data to be restored is read, the server may perform integrity verification on the integrity check data obtained after decompression according to a predetermined decompression algorithm, and after the verification is passed, the The IMEI saved in the user data is compared with the IMEI of the currently connected mobile terminal, and when the comparison result is consistent, the user NV data and the integrity check data are sent to the mobile terminal.

In this step, the user can select the user data to be restored according to the time of the user data backup, which can well protect the user data in different periods and improve the use experience.

Step 205 to step 206: The mobile terminal temporarily saves the received user data to the mirror area, and returns a response for saving the success to the server.

Step 207: After receiving the response that the save is successful, the server sends a user data recovery command to the mobile terminal.

Step 208: The mobile terminal reads the user data saved in the mirror area according to the user data recovery instruction, and sets the user data into the corresponding NV item. In this step, when the mobile terminal reads the user data stored in the mirroring area, the user data may be further checked for integrity. After the verification is passed, the user NV data is set to the corresponding NV item.

Step 209: The mobile terminal clears the user data temporarily saved in the mirroring area, returns a response of the recovery success to the server, and delays restarting the mobile terminal.

Step 210 to step 211: The server returns a recovery success prompt to the user according to the recovery success response, and notifies the user that the mobile terminal is to be restarted and records.

It should be understood that if any of the above steps does not work properly, the server will prompt the user to recover from the failure and notify the user of the reason for the failure.

FIG. 3 shows a structure of a backup and recovery mobile terminal user data system according to an embodiment of the present invention. As shown in FIG. 3, the system includes a mobile terminal 10 and a server 20, and the mobile terminal 10 and the server 20 can pass through a string. The mobile terminal 10 can be a mobile phone, a personal digital assistant (PDA), etc., and the server can be a computer or the like. The mobile terminal 10 includes a mirroring area 11, a data backup module 12, and a data recovery module 14. The server 20 includes a backup recovery module 21, a log module 22, and a security check module 23.

The mobile terminal 10 is connected to the server 20 through a serial or parallel port. The server 20 performs control on the mobile terminal 10 to perform backup and recovery of the user data. In the embodiment of the present invention, the server 20 implements the mobile terminal 10 through the SIO module. Control management, initialize the control module and management module of the mobile terminal, check whether each module is normal, and if so, proceed to the next step, and display that the mobile terminal 10 and the server 20 have been normally connected, otherwise, a warning is issued.

When it is necessary to back up the mobile terminal user data, the backup recovery module 21 of the server 20 transmits a configuration command to the mobile terminal 10 to bring the mobile terminal 10 into an offline state. The backup and recovery module 21 sends a configuration command to the data backup module 12. After receiving the configuration command, the data backup module 12 obtains an NV item that stores user data that needs to be backed up, and returns the configuration successfully. The response is given to the backup recovery module 21. After receiving the response of the configuration success, the backup recovery module 21 sends an instruction to the data backup module 12 to back up the user data. The data backup module 12 reads the value of the NV item obtained as the user data as described above, and temporarily stores the read user NV data into the mirror area 11. Specifically, the data backup module 12 reads the IMEI of the mobile terminal 10, and temporarily stores the user NV data and the IMEI in the mirroring area 11 for calculation, and obtains integrity check data and saves the After the IMEI, the data backup module 12 performs a predetermined compression algorithm on the IMEI and the integrity check data stored in the mirror area to obtain user data, and saves it in the mirror area. The data backup module 12 returns a response to the backup success to the backup recovery module 21. After receiving the response of the backup success, the backup recovery module 21 sends a data transfer command to the data backup module 12.

The data backup module 12 transmits the user data temporarily saved in the mirror area 11 to the backup recovery module 21 in accordance with the data transfer command. The security verification module 23 can perform integrity verification on the user data received by the backup and recovery module 21, and after the verification is passed, save the user data to the server according to the save path input by the user, and drive the backup recovery module 21 to send and clear. The data backup module 12 is configured to clear the user data temporarily saved in the mirror area 11 according to the received clear command, and then the data backup module 12 returns a backup completion response, and the backup recovery module 21 receives the backup according to the received backup. The completion response returns a backup success prompt to the user, and the result of the backup user data success is recorded by the log module 22.

It should be understood that, if any function module of the mobile terminal 10 is not working properly, the data backup module 12 sends the backup user data failure information and the failure reason to the backup recovery module 21, and the backup recovery module 21 will prompt the user to fail. And the log module 22 records the result and cause of the failure of the backup user data.

When it is necessary to restore the mobile terminal user data, the backup recovery module 21 of the server 20 transmits a configuration command to the mobile terminal 10 to bring the mobile terminal offline, and reads the IMEI of the mobile terminal 10. The number of users that the backup and recovery module 21 needs to recover according to the user input. According to the selection information, the user data that needs to be restored is read, and after being processed according to a predetermined decompression algorithm, the security verification module 23 performs integrity verification on the decompressed integrity check data, and after the verification is passed, The backup recovery module 21 reads the IMEI saved in the user data and compares the IMEI of the mobile terminal 10, and when the two are consistent, the user data and the integrity check data are sent to the mobile terminal 10 for data recovery. Module 13. The data recovery module 13 temporarily saves the received user data into the mirror area 11, and returns a response that the save was successful. After receiving the response to save successfully, the backup recovery module 21 sends a user data recovery command to the data recovery module 13.

The data recovery module 13 reads the user data temporarily stored in the mirror area 11 according to the user data recovery instruction, and the data recovery module 13 may further perform integrity verification on the user data. After the verification is passed, the data recovery module 13 Set the user NV data to the corresponding NV item. The data recovery module 13 clears the user data temporarily saved in the mirror area 11 and returns a response to restore success and delays the restart of the mobile terminal 10. The backup recovery module 21 returns a recovery success prompt to the user according to the successful recovery response, and notifies the user that the mobile terminal is about to restart, and records the successful result of restoring the user data through the log module 22.

It should be understood that, if any of the functional modules of the mobile terminal 10 is abnormal, the data recovery module 13 sends the failure information of the recovery user data and the failure reason to the backup recovery module 21, and the backup recovery module 21 will prompt the user to fail, and The result and cause of the failure to recover the user data are recorded by the log module 22.

In summary, the present invention saves the user data that needs to be backed up or the user data that needs to be restored to the mirror area, and then the server backs up the user data of the mirror area, or the mobile terminal reads the user data of the mirror area to recover. , which reduces the interaction between the server and the mobile terminal, improves the operation speed, and further utilizes a predetermined compression and decompression algorithm to calculate and integrity check the user data, thereby enhancing security and reliability, and achieving Efficient and secure backup for the purpose of restoring mobile terminal user data, and achieving low cost and flexible use Will.

Although the invention has been described in detail above, the invention is not limited thereto, and various modifications may be made by those skilled in the art in accordance with the principles of the invention. Therefore, modifications made in accordance with the principles of the present invention should be construed as falling within the scope of the present invention.

Claims

Claim

A method for backing up mobile terminal user data, characterized in that the method comprises the following steps:

2. The method according to claim 1, wherein the user data comprises: a user non-volatile numerical value NV data, an international mobile device identity code IMEI, and an integrity calculation performed on user NV data and IMEI. Integrity check data, wherein the user NV data, IMEI, and integrity check data are sequentially stored in a mirrored area.

3. The method according to claim 2, wherein the saving by the server comprises: the server performing integrity verification on the user data, and saving the user data to the On the server.

The method according to any one of claims 1 to 3, further comprising, after the step B1,

Sending, by the server, the clearing instruction to the mobile terminal, the mobile terminal clears the user data saved in the mirroring area according to the received clearing instruction, and returns a backup completion response, and the server completes the response to the user according to the backup Returns a backup success prompt.

A method for recovering data of a mobile terminal user, characterized in that the method comprises the following steps:

A2. The server sends the user data that needs to be restored to the mobile terminal, and the mobile terminal saves the user data in the mirroring area, and returns a response that is successfully saved;

B2. After receiving the response of the saving success, the server sends a user data recovery instruction. And to the mobile terminal, the mobile terminal recovers user data for recovery that is temporarily saved in the mirroring area according to the user data recovery instruction.

6. The method of claim 5, wherein

The method according to claim 6, wherein the user data temporarily restored for the recovery mirroring area is: the mobile terminal performs integrity verification on user data stored in the mirroring area. After the verification is passed, the user NV data is set to the corresponding NV item.

The method according to any one of claims 5 to 7, wherein the step B further comprises the following steps:

The mobile terminal clears the user data stored in the mirroring area, and returns a recovery success response, and the server returns a recovery success prompt to the user according to the recovery success response.

A system for backing up or restoring mobile terminal user data, the system comprising a mobile terminal and a server, wherein the mobile terminal comprises:

A mirroring area for temporarily saving user data for backup or recovery;

a data recovery module, configured to receive user data backed up in the server, and use the The user data for recovery is temporarily saved in the mirroring area, and returns a response that is successfully saved. After receiving the user data recovery instruction sent by the server according to the successful saving response, the mirror area is temporarily saved. User data for recovery.

10. The system according to claim 9, wherein the user data comprises: user NV data, IMEL, and integrity check data obtained by performing integrity calculation on user NV data and IMEI.

The system according to claim 10, wherein the recovering the user data temporarily saved in the mirroring area for recovery is specifically: performing integrity verification on user data, and after verifying, reading User NV data, and set the user NV data to the NV item.