JP5040399B2 - Mobile phone device, user data backup system, method and program thereof - Google Patents

Description

The present invention relates to a mobile phone terminal, a portable telephone device, in particular the telephone directory data, etc. easily personal computer user data (hereinafter, simply referred to as "PC") backed up and the like, also including a restoration can function, the user data -It is related with a backup system, a method, and its program .

  A widespread mobile phone terminal stores a large amount of valuable user data such as a telephone directory and an e-mail address. There is a demand for a simple and safe backup method that can reproduce such user data even when a mobile phone terminal is lost or broken.

  Many methods have been devised for backing up user data of such mobile phone terminals and for restoring user data such as the backed up phone book to the mobile phone terminal.

  One of these methods is a dedicated user data backup device that accesses user data such as a telephone directory on a nonvolatile memory in a mobile phone terminal and downloads the user data. It is commercially available as a portable data backup device in which a mobile phone terminal connection plug, a backup memory, an access procedure memory, and the like are integrated and incorporated (see, for example, Patent Document 1).

  In addition, a method for transferring and storing telephone directory data or the like to a data backup server via a network using the Internet access function of the mobile phone terminal (for example, see Patent Document 2) or a mail function of the mobile phone terminal is used. If the telephone number book is updated, a method of automatically sending a telephone book update notification mail to a home personal computer or the like (see Patent Document 3) is also considered.

Further, as a method that does not require a backup dedicated device as described above and does not use a network function, a method of backing up user data of a mobile phone terminal to a widely used personal computer is also known. That is, a method for transferring and storing user data of a mobile phone terminal to a hard disk or the like of a personal computer by connecting the mobile phone terminal and a personal computer with a dedicated cable and using dedicated software has already been developed.
JP 2004-36352 A JP 2002-132717 A Japanese Patent Laid-Open No. 2005-057477

However, the method of developing dedicated software as in the prior art requires implementation using a proprietary protocol to access and transfer user data in the built-in memory of the mobile phone terminal, or object exchange (OBEX; Object Exchange
Since the implementation using the protocol known as) is used, it usually takes a great deal of development effort. Therefore, there has been a demand for a method for backing up user data economically, simply and safely in the memory of a personal computer.
(Object of invention)
SUMMARY OF THE INVENTION In view of the above problems, the present invention provides a mobile phone terminal and a backup method capable of backing up user data of a mobile phone terminal to a personal computer economically, simply and safely, thereby improving convenience and safety. That is the purpose.

In order to solve the above problems, a mobile phone terminal device according to the present invention includes a USB interface for connecting to an external personal computer for data backup via a USB cable and an external memory medium connected to the USB interface. In the mobile phone terminal device
A memory unit that stores an external memory medium access control program that is an internal program that is preliminarily provided in the external memory medium and that uniquely sets an access command to the external memory medium; and a memory unit that stores user data input in advance by a user. A main body built-in non-volatile memory, a main body built-in non-volatile memory and a control unit for controlling the operation of the external memory medium,
A transfer means for transferring the user data stored in the internal nonvolatile memory based on the backup command coming been sent saddle from the personal computer in the external memory medium, on the basis of the accessible command from the personal computer external It has an access control means for setting a memory medium enabling access from the personal computer as a USB mass storage class, and transfer means for transferring the user data the transfer from the external memory medium to the personal computer ,
The control unit for controlling the operation of each unit is
Whether the access set by the external memory medium access control program is executable to the external memory medium when the backup command is received from the personal computer that operates prior to the execution of the transfer means. An access enable / disable determination function for determining, and when the access to the external memory medium can be executed, or when the access cannot be executed, the transfer is performed after being set to an executable state. And a user data transfer control function for transferring the user data from the built-in nonvolatile memory to the external memory medium via the means (claim 1).

  As a result, in a cellular phone terminal device equipped with a USB interface and an external memory medium, user data such as a telephone number book is temporarily copied to the external memory medium, and standard USB transfer from the external memory medium to the personal computer storage device By backing up user data by using this method, it is possible to minimize user-developed parts such as access control means and to make user data backup economical and simple.

Here, the transfer means may be set based on an external command having a copy function of an OS (Operating System) of the mobile phone terminal device.

Further , the access control means operates as a USB communication class when the mobile phone terminal device is connected to the personal computer with the USB cable, or operates as a USB mass storage class when connected to the external memory medium. It is characterized in that the switching control of whether or not to be performed is the content (claim 3).

Furthermore, upon receipt of said backup command and the accessible command from the personal computer may be configured by adding a security function that requires a password to the personal computer (claim 4).

In order to solve the above-described problems, a mobile phone user data backup system according to the present invention is formed by connecting the mobile phone terminal device and a personal computer having a storage device and command transmission means with a USB cable. (Claim 5).

  As a result, the user data such as the phone number book of the mobile phone terminal device is temporarily copied to the external memory medium, and the user data is backed up from the external memory medium to the storage device of the personal computer using the USB standard transfer method. By doing so, it is possible to minimize user-developed parts such as access control means and to back up user data of an economical and simple mobile phone terminal utilizing the USB function.

To solve the above problems, a backup method for a mobile phone user data according to the present invention, backup and mobile telephone terminal with an external memory medium, the user data included in the mobile telephone terminal provided with a storage peripherals and command transmission means A method for backing up mobile phone user data in a backup system comprising a personal computer connected by a USB cable,
Wherein the receiving step of the mobile phone terminal receives a backup command sent from the personal computer, the portable telephone terminal side of the main body internal nonvolatile memory telephone directory stored in the like based on the backup command this received A transfer step of transferring the user data to the external memory medium, an accessible command receiving step of setting the external memory medium on the mobile phone terminal side to be accessible from the personal computer, and an external memory medium on the mobile phone terminal side An access control step for causing the USB mass storage class to function, and a transfer step for transferring the transferred user data from the external memory medium to the personal computer ,
As a step executed prior to the execution of the transfer step,
An access permission determination step of determining whether or not an access set by the external memory medium access control program is executable to the external memory medium when receiving a backup command from the personal computer; and the external It operates when the access to the memory medium can be executed, or when the access cannot be executed, the user data is set in an executable state and then operated, and the user data is stored in the main body built-in nonvolatile memory. And a user data transfer control step for transferring to the external memory medium .

  Here, a security confirmation process for requesting a password or the like when the backup command and the accessible command are received may be added.

In order to solve the above-described problems, a mobile phone user data backup program according to the present invention includes a mobile phone terminal having an external memory medium, a storage device, and command transmission means for backing up user data held by the mobile phone terminal. In a backup system that is connected to a personal computer with a USB cable,
A backup command reception processing function for receiving a backup command sent from the personal computer toward the mobile phone terminal, which is stored in the built-in nonvolatile memory on the mobile phone terminal side based on the received backup command A transfer processing function for transferring user data such as a telephone number book to the external memory medium, and an accessible command for setting the external memory medium on the mobile phone terminal side to be accessible from the personal computer. An accessible command reception processing function for receiving this, an access control processing function for causing the external memory medium on the mobile phone terminal side to function as a USB mass storage class in response to reception of the accessible command , and the external memory medium In the body built-in A transfer processing function for transferring the user data transferred from a volatile memory to the personal computer ,
As a function of executing processing prior to execution of the transfer processing function,
An access permission determination function for determining whether or not an access set by the external memory medium access control program is executable to the external memory medium when the backup command is received from the personal computer; It operates when the access to the memory medium can be executed, or when the access cannot be executed, the user data is set in an executable state and then operated, and the user data is stored in the main body built-in nonvolatile memory. A user data transfer processing control function for transferring to the external memory medium ,
Each of these processing functions is realized in a computer provided in the mobile phone terminal (claim 8).

  As a result, in a mobile phone terminal device having a USB interface and an external memory medium, user data is temporarily copied to the external memory medium, and the USB standard transfer method is used from the external memory medium to the storage device of the personal computer. By backing up user data, original development parts such as access control means are minimized, and economical and simple user data backup is possible.

  Furthermore, by adding a mechanism for concealing external commands, it is possible to back up and restore user data protected by digital rights management (DRM: Digital Rights Management) that cannot be moved by end-user operations. .

Next, embodiments of the present invention will be described with reference to the drawings.
FIG. 1 shows a mobile phone terminal device 10 according to an embodiment of the present invention and a computer device 40 such as a personal computer connected by a USB (Universal Serial Bus) cable 50 to store telephone book data and the like in the mobile phone terminal device. This is a user data backup system that backs up user data 22 to a storage device 41 such as a disk of a personal computer.

Here, the computer device (such as a personal computer) 40 includes a storage (storage device) 41 for storing user data and command transmission means 42.
On the other hand, the mobile phone terminal device 10 includes a main body built-in nonvolatile memory 20, an external memory medium 30, and a control unit (not shown) that controls the operation of each of these components . Then, the cellular phone terminal device 10 includes a transfer unit that temporarily transfers the user data 22 stored in the built-in nonvolatile memory 20 to the external memory medium 30 based on the backup command sent from the command transmission unit 42 of the personal computer 40. And an access control means for making the external memory medium 30 accessible as a USB mass storage class from the personal computer 40 based on an accessible command sent from the command transmission means 42 of the personal computer 40, and the transfer from the external memory medium 30. that it has a transfer means for transferring the user data to the PC 40.

  As the transfer means, a copy command (which is often an external command) that is generally prepared as a function of the OS (Operating System) of the mobile phone terminal is mounted and used.

The access control means is set, for example, in the above-described control unit by the external memory medium access control program 21, and allows access to the external memory medium 30 only from the inside of the portable (when transferring from the built-in nonvolatile memory 20). ), Which controls access to allow access from the outside (personal computer 40 side). Incidentally, the present body internal nonvolatile memory 20 also stores user data 22, etc., such as telephone directory in a part of the memory unit.

  The transfer means is mainly performed by a USB system that transfers data from the external memory medium 30 to the PC 40 side. For example, the transfer function is utilized so that image data can be easily transferred from a large capacity memory of a digital camera to a personal computer via a USB cable.

Next, an outline of the user data storing operation of this system will be described.
First, when a backup command (using an external command, for example, an AT command) of user data input by the user using the command transmission unit 42 is issued from the computer device 40 to the mobile phone device 10 via the USB cable. The mobile phone device 10 receives the command and uses the OS copy command as a transfer means to transfer (copy) the user data 22 of the main body non-volatile memory 21 to the external memory medium 30.

Next, when a command is issued from the computer device 40 to the mobile phone device 10 to make the external memory medium 30 input by the user using the command transmission means 42 accessible as the USB mass storage class from the computer device 40. In response to this command, an external memory medium access control program 21 as an access control means is started on the control unit , and the external memory medium 30 is initially set as a cellular phone according to a command set by the external memory medium access control program 21. The state can be switched from a state accessible only from the internal program of the device 10 to a state accessible from the computer device 40 as a USB mass storage class.

  Next, the computer device 40 uses the external memory medium 30 as a USB mass storage class, and transfers the transferred (copied) user data 22 to a storage (storage device) 41 connected to the computer device 40.

  As described above, by implementing an external command of the OS that enables copying between the main body built-in nonvolatile memory 20 of the mobile phone terminal device and the external memory medium 30, and by using the USB mass storage function The mobile phone terminal user data can be backed up in the computer device 40 such as a PC economically and easily while minimizing the original development part.

As the said command transmission means 42 for sending commands to the mobile telephone terminal apparatus 10 from the personal computer side, as shown in FIG. 1, terminal emulator for command communication (e.g., standard Windows (registered trademark) OS (HyperTerminal etc. ) provided by the operator , or an operator may input from the keyboard. Alternatively, a file (batch file) incorporating a predetermined command is created and provided in advance, and the user can There may also be by sea urchin configuration that instructs run it.

In addition, the external memory medium 30 of the mobile phone terminal device 10 described above conforms to the USB mass storage class (one of the USB standard device classes), which is one of the information transfer standards of a large-capacity memory. Any memory may be used, for example, a miniSD memory or an SD memory.

  Here, the telephone number book refers to a data structure including at least one telephone number list having telephone number information and target identification information associated with the telephone number information, and the user data 22 includes the telephone number book, and the like. May include data related to the mobile phone user including mail address information, schedule information, and the like.

  In addition, external memory medium access control commands and external commands that enable copying between the built-in nonvolatile memory 20 and the external memory medium 30 are not disclosed to anyone other than maintenance service personnel, or security such as passwords is provided. By doing so, it becomes possible to back up and restore the purpose of maintenance to an alternative mobile phone in the event of failure of the mobile phone device, such as protected data such as digital rights management (DRM) that cannot be moved by end-user operations. It is good also as a system.

Next, a backup operation of user data provided in the mobile phone device in the present embodiment will be described in detail based on the flowchart of FIG. The restore procedure is the reverse procedure.

Command (i.e., a backup command for the user data 22 entered by the user) sent via the Rako command transmitting unit 42 or the computer unit 40 a, the mobile telephone device 10 receives (step S101, a command receiving step) .
At this time, the external memory medium control program 21 runs on the control unit, and checks whether the external memory medium 30 is accessible only from a setting command based on the internal program of the mobile phone device 10 or not. (Step S102). If any condition is not the case, the external memory medium access control program 21 switches the external memory medium 30 to look accessible state from the internal program of the mobile telephone device 10 (original operation state in the present device) (step S103) .

Then, the cellular phone device 10 operates the transfer unit described above to copy the user data 22 of the built-in nonvolatile memory 20 to the external memory medium 30 (step S104, transfer process).

Next, when the mobile phone device 10 receives a command enabling access to the external memory medium 30 input by the user using the command transmission means 42 from the computer device 40 (step S105, reception of accessible command). step), the access control means is operating to be set in the external memory medium access control program 21, for example, by on the controller, toggle between the external memory medium 30 to look accessible state from the computer unit 40 (step S106, Access control process).

Finally, the computer device 40 uses the USB mass storage function to store the user data 22 copied to the external memory medium 30 to the user data storage connected to the computer device 40 via the transfer means described above. Copy to (storage device) 41 (step S107, transfer step).

  Here, each processing content performed in each process described above may be programmed and executed by the MPU or the like of the mobile phone terminal device.

  As described above, in the mobile phone terminal device including the USB interface and the external memory medium according to the embodiment of the present invention by the configuration and operation described above, the user data is temporarily copied to the external memory medium. By backing up user data to the storage device using the standard USB transfer method, it is possible to minimize user-developed parts such as access control means, and to make economical, simple and safe user data backup possible. Yes.

  Furthermore, by adding a mechanism for concealing external commands, it is possible to back up and restore user data protected by digital rights management (DRM: Digital Rights Management) that cannot be moved by end-user operations. .

1 is a block diagram of a mobile phone user data backup system according to an embodiment of the present invention. FIG. It is a flowchart figure which shows operation | movement of the mobile telephone user data backup system which concerns on this embodiment.

DESCRIPTION OF SYMBOLS 10 Mobile phone terminal device 20 Portable built-in non-volatile memory 21 External memory medium access control program 22 User data such as telephone number book 30 External memory medium 40 Computer device ( personal computer, personal computer)
41 Storage (storage device)
42 Command transmission means 50 USB cable

Claims (8)

In a mobile phone terminal device comprising a USB interface for connecting to an external personal computer for data backup via a USB cable and an external memory medium connected to the USB interface ,
A memory unit that stores an external memory medium access control program that is an internal program that is preliminarily provided in the external memory medium and that uniquely sets an access command to the external memory medium; and a memory unit that stores user data input in advance by a user. A main body built-in non-volatile memory, a main body built-in non-volatile memory and a control unit for controlling the operation of the external memory medium,
A transfer means for transferring the user data stored in the internal nonvolatile memory based on the backup command coming been sent saddle from the personal computer in the external memory medium, on the basis of the accessible command from the personal computer external It has an access control means for setting a memory medium enabling access from the personal computer as a USB mass storage class, and transfer means for transferring the user data the transfer from the external memory medium to the personal computer ,
The control unit for controlling the operation of each unit is
Whether the access set by the external memory medium access control program is executable to the external memory medium when the backup command is received from the personal computer that operates prior to the execution of the transfer means. An access permission determination function for determining, and
It operates when the access to the external memory medium is executable, or when it is impossible to execute the access, it is set in an executable state and operates to transfer the user data via the transfer means. A mobile phone terminal device comprising a user data transfer control function for transferring data from the nonvolatile memory built in the main body to the external memory medium. 2. The mobile phone terminal device according to claim 1, wherein the transfer unit is set based on an external command having a copy function of an OS (Operating System) of the mobile phone terminal device. Whether the access control means operates as a USB communication class when the mobile phone terminal device is connected to the personal computer via the USB cable, or operates as a USB mass storage class when connected to the external memory medium cellular phone terminal device according to the switch control, to claim 1 or 2, characterized in that it is an its contents. The security function for requesting a password for the personal computer when receiving the backup command and the accessible command from the personal computer is added. Mobile phone terminal device. 5. A mobile phone user data backup system comprising the mobile phone terminal device according to claim 1 and a personal computer including a storage device and command transmission means connected by a USB cable. A mobile telephone terminal with an external memory medium, storage peripherals and the mobile phone in a backup system formed by connecting a personal computer with a USB cable for backing up user data to which the mobile telephone terminal has provided a command transmitting means A user data backup method,
A reception step of receiving the backup command the portable telephone terminal is sent from the personal computer,
A transfer step of transferring user data such as a telephone number book stored in the main body built-in nonvolatile memory on the mobile phone terminal side to the external memory medium based on the received backup command;
An accessible command receiving step for setting the external memory medium on the mobile phone terminal side to be accessible from the personal computer ;
An access control step for causing the external memory medium on the mobile phone terminal side to function as a USB mass storage class;
A transfer step of transferring the transferred user data from the external memory medium to the personal computer ,
As a step executed prior to the execution of the transfer step,
An access permission determination step of determining whether or not an access set by the external memory medium access control program is executable to the external memory medium when a backup command is received from the personal computer;
Operates when the access to the external memory medium can be performed, or when the access cannot be performed, sets the user data in an executable state and operates the user data in the main body built-in nonvolatile memory A user data transfer control step for transferring from the external memory medium to
Backup method for a mobile phone user data, characterized in that a.   7. The mobile phone user data backup method according to claim 6, further comprising a security confirmation step of requesting a password or the like when receiving the backup command and the accessible command. There a portable telephone terminal with an external memory medium, the backup system and a personal computer constituted by connecting a USB cable for backing up user data included in the mobile telephone terminal provided with a storage peripherals and command transmission means ,
A backup command reception processing function for receiving a backup command sent from the personal computer to the mobile phone terminal;
A transfer processing function for transferring user data such as a telephone number book stored in the built-in nonvolatile memory of the mobile phone terminal to the external memory medium based on the received backup command;
An accessible command reception processing function for receiving an accessible command for setting the external memory medium on the mobile phone terminal side to be accessible from the personal computer ;
An access control function for causing the external memory medium on the mobile phone terminal side to function as a USB mass storage class in response to reception of the accessible command;
And a transfer processing function for transferring the user data transferred from the built-in nonvolatile memory to the external memory medium to the personal computer ,
As a function of executing processing prior to execution of the transfer processing function,
An access permission determination processing function for determining whether or not an access set by the external memory medium access control program is executable to the external memory medium when a backup command is received from the personal computer;
Operates when the access to the external memory medium can be performed, or when the access cannot be performed, sets the user data in an executable state and operates the user data in the main body built-in nonvolatile memory And a user data transfer processing control function for transferring from the external memory medium to the external memory medium ,
A backup program for mobile phone user data, wherein each of these processing functions is realized by a computer provided in the mobile phone terminal .

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