KR100618133B1 - Embeded backup apparatus using network - Google Patents

Abstract

The present invention relates to an integrated embedded backup device for backing up and restoring data connected to a network with at least one PC, comprising: at least one network interface (Network I / F) for exchanging backup data with the PC; A backup data storage unit for storing the backup data transmitted from each of the PCs into respective user accounts; And a controller configured to control at least one preset program embedded therein to control data backup and recovery operations between the one or more PCs and the backup data storage unit.

According to the embedded backup device, the backup device can be easily installed by simply connecting the power and LAN cable to the place where the administrator wants to install, and the program required for the backup and recovery work is implemented as an embedded system. You can secure your backup system against external intrusions.

Backup, Embedded, All-in-One, LAN, Dynamic Domain Name Server (DDNS), Internet

Description

Integrated embedded backup device using network {EMBEDED BACKUP APPARATUS USING NETWORK}

1 is a block diagram of an integrated embedded backup apparatus using a network according to an embodiment of the present invention.

FIG. 2 is a diagram illustrating one or more pieces of software embedded in a memory of the controller of FIG. 1.

3 is a diagram illustrating a configuration of an application of FIG. 2.

4 is a diagram illustrating backup data for each user account backed up to an integrated embedded backup device using a network according to an embodiment of the present invention.

5 is a flowchart illustrating a data backup operation performed by an integrated embedded backup apparatus using a network according to an embodiment of the present invention.

6 is a flowchart of a data recovery operation performed by an integrated embedded backup apparatus using a network according to an embodiment of the present invention.

7 is a flowchart illustrating an automatic data backup operation performed by an integrated embedded backup apparatus using a network according to an embodiment of the present invention.

8 is a flowchart illustrating a one-click data backup operation performed by an integrated embedded backup apparatus using a network according to an embodiment of the present invention.

9 is a flowchart illustrating a one-click data recovery operation performed by an integrated embedded backup apparatus using a network according to an embodiment of the present invention.

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a personal PC data backup apparatus, and manages an operating system (OS), a database management system (DBMS), and a backup application embedded in a nonvolatile memory such as a ROM or a flash memory. The present invention relates to an embedded backup device and a method thereof, which provide convenience of the device and can prevent external intrusion from the source.

In general, backup refers to copying files or data to a separate storage location in case of failure of computer equipment or other unforeseen accidents. For this purpose, data storage such as backup server or tape backup device is usually used. A device, a backup program, etc. should be provided.

In order to construct such a conventional backup system, a backup program and backup devices are provided to physically connect several backup devices, install a backup program, and operate as a backup system through various setting and test procedures necessary for normal operation. .

However, when a malfunction occurs in the setting process and the test, there is a difficulty in installing the above operation repeatedly after stopping the system. Also, the conventional backup device cannot be operated independently. By physically connecting to a specific server and operating the specific server together as a backup server, there is a problem that the performance of the backup server depends on the performance and load of the server.

That is, since most backup servers are generally used to provide services other than backup operations, and therefore, backup-only servers are not operated separately. Therefore, if the workload for services other than backup operations is excessive, Backup data could be damaged, and backup data could be easily exposed from external intrusion.

Accordingly, the present invention is to solve the above problems, an object of the present invention is an integrated unit with a backup server and a data storage device that is embedded with the operating system and backup application programs necessary for performing the backup (embedded) An object is to provide an embedded backup device.

In addition, an object of the present invention is to provide an embedded backup device and method that can be connected to one or more personal computers via a LAN or the Internet to easily back up the personal data stored in each of the personal computers. .

The embedded integrated backup device according to the present invention for achieving the above object is an integrated embedded backup device connected to a network with at least one PC, at least one network interface for exchanging data with the at least one PC. I / F); A backup data storage unit for storing the backup data transmitted from the one or more PCs into respective user accounts; And a controller configured to process data backup and recovery operations between the one or more PCs and the backup data storage unit by embedding one or more configured programs.

Preferably, the control unit comprises a nonvolatile memory (nonvolatile memory) in which the one or more predetermined programs are embedded; And a central processing unit (CPU) operated by the one or more embedded programs, wherein the one or more configured programs include an operating system (OS), a database management program (DBMS), and a backup application.

At this time, the backup application, the authentication processing unit for performing a user authentication based on the input ID and password; A data transmission / reception processor for transmitting and receiving data exchanged with the PC; An automatic backup processor configured to perform a set backup operation when the set automatic backup / recovery condition is satisfied; And a one-click backup / recovery processing unit that performs the set backup / recovery operation when the one-click backup / recovery command is input by the user.

At this time, the automatic backup processing unit determines the state change of the data of the file or folder in which the automatic backup setting is performed in performing the data backup operation, and selects only the data whose state is changed to perform data backup.

In addition, the data backed up / restored by the one-click backup / recovery processing unit includes desktop data, document data, Outlook data, and favorite data.

More preferably, the backup application further includes an encryption / decryption processing unit that encrypts or decrypts some or all of the data of files and folders to be backed up or restored using a password.

More preferably, the backup application further includes an administrator management unit that performs announcement management, bulletin board management, user management, backup device setting management, IP correction management, data storage management, and shared data management.

Preferably, the operating system of the set program is provided with an embedded lynux.

Preferably, the network connecting the one or more PCs to the embedded backup device is provided by a LAN using a Dynamic Domain Name Service (DDNS) or the Internet based on TCP / IP.

Hereinafter, with reference to the accompanying drawings will be described in detail a preferred embodiment of the present invention.

1 is a block diagram illustrating a configuration of an embedded backup system using a network according to an embodiment of the present invention.

As shown in FIG. 1, the embedded backup system 100 is connected to at least one PC through a network, and includes at least one network interface 100, a backup data storage unit 130, and a controller 120.

One or more network interfaces 100a, 100b; 100 are connected to one or more PCs 400, 500 via networks 200, 300.

The networks 200 and 300 are directly connected to the backup device 100 through a LAN 200 or connected to the backup device 100 through a TCP / IP-based Internet 300 to exchange backup data. This is done.

When the backup device 100 and the PC 400 are directly connected through the LAN 200, the backup device 100 uses resource records of the respective PCs 400 by using a Dynamic Domain Name Service (DDNS). The computer information by (Resource Record) is automatically updated to notify and change to the backup device 100, through which the backup device 100 and the PC 400 is connected to the network without a fixed IP.

When the backup apparatus 100 performs a backup operation, backup data transmitted from each PC 400 and 500 via the network interface 110 is processed by the controller 120 and stored in the backup data storage 130. .

On the other hand, when the backup device 100 performs a recovery operation, the backup data of the stored recovery request PC is extracted from the backup data storage unit 130 and processed by the control unit 120 and then restored via the network interface 110. Is sent to the requesting PC.

In this case, the control unit 120 includes a non-volatile memory 126 to which the one or more set software is embedded; And a central processing unit (CPU) 123 that is operated by one or more embedded software, and is connected to the network interface 100 and the backup data storage 130 by a data bus.

The embedded backup device 100 is used only for data backup and data recovery for one or more PCs, and the backup software for such data backup and data recovery is embedded in the nonvolatile memory 126 to ensure stability and stability of the system. You can keep it secure.

On the other hand, the backup data storage unit 130 is provided with one or more hard disk (HDD).

2 illustrates one or more programs embedded in the nonvolatile memory 126 of the controller 120.

As shown in FIG. 2, the one or more programs are composed of an operating system (OS) 600, a database management system (DBMS) 700, and a backup application 800. The backup application 800 is a server program. By operating each PC (400, 500) and client server (client server) system to build a data backup and data recovery work.

Here, the operating system (OS) 600 is provided with an embedded (Lynux).

In case of normal backup system, backup server, data storage device (Storage, tape backup device, Juck-Box, etc.) and backup software are purchased separately to physically connect backup devices and install backup application and database management system (DBMS). After the normal operation is possible, the integrated embedded data backup apparatus 100 according to the present invention is an operating system (OS) 600, a database monitoring system (DBMS) 700, a backup application (Application) 800 ROM (ROM) It is embedded in a flash memory or flash memory to provide convenience of installation and management. Also, a data storage device is mounted in a system so that physical work is not required.

Referring to the backup application in detail with reference to FIG. 3, the applications 800 constituting the server program of the backup apparatus 100 include an authentication processing unit 810, a data transmission / reception processing unit 820, and an automatic backup processing unit 830. , A one-click backup / recovery processing unit 840, an encryption / decryption processing unit 850, and an administrator management unit 860.

The authentication processing unit 810 performs user authentication based on the ID and password of the user input through the PC (400,500), and the data transmission and reception processing unit 820 transmits and receives data exchanged with the PC (400,500).

In addition, the automatic backup processing unit 830 performs the set backup operation when the set automatic backup condition is satisfied. At this time, the automatic backup processor 830 determines the state change of the data of the file or folder in which the automatic backup is set, and selects only the data whose state is changed to perform the data backup.

The one-click backup / recovery processing unit 840 performs the set backup / recovery operation when the one-click backup / recovery command is input by the user. At this time, the data is backed up / restored by the one-click backup / recovery processing unit 840. Contains desktop data, My Documents data, Outlook data, Favorites data.

In addition, the encryption / decryption processing unit 850 encrypts or decrypts some or all of the data of the files and folders to be backed up or restored using a password, the administrator management unit 860 when the administrator authentication, announcement management, bulletin board Management, user management, backup device setting management, IP correction management, data storage management, and shared data management are performed.

On the other hand, although not shown, the backup application 800 uses the LAN (LAN) 200 using the Dynamic Domain Name Service (DDNS) or the Internet 300 based on TCP / IP. One or more programs for performing networking between (400, 500).

Each PC 400, 500 connected to the backup apparatus 100 via a network is provided with a client program corresponding to the application 800 that operates as a server program.

4 shows an example of backup data classified by each user account.

Each user's backup data 900 may include general data 910, desktop data 920, favorite data 930, Outlook data 940, and My Documents data 950, among which can be included. The general data 910 is backup target data designated directly by the user.

5 to 9 illustrate embodiments of a specific embedded backup apparatus 100 having such a configuration.

1. Data backup using backup device

As shown in FIG. 5, in order to perform data backup by using the backup apparatus 100, a user logs in the login window using the ID and password given after the user accesses the backup apparatus 100 through an access program or an Internet browser through a network. If input to the, the authentication processing unit 810 of the backup device 100 compares the registered user information and the input information is performed for user authentication (S510).

How to register the user information to the authentication processing unit 810, when the user transmits a basic image to the administrator through the initial login through the membership registration, after the administrator approves the option including the usage capacity, access approval over the Internet The registered user can perform data backup and recovery using his account.

As a user of each of the PCs 400 and 500 to access the backup device 100, the PC 400 can be connected to the PC 400 through a connection program and a web browser such as an explorer or a Netscape. Interface) consists of a search window or an FTP screen.

When the PC 400, 500 and the backup device 100 are connected, DB information of the corresponding user account stored in the backup data storage unit 130 of the backup device 100, for example, file name, file size, and storage date and time information may be stored. The data transmission and reception processing unit 820 is transmitted to the PC (400,500) (S520).

If the user wants to back up the general data, if the target backup data of the PC (400,500) is selected by using the client program (S530), the backup target general data stored in the PC (400,500) is extracted and processed (S540). In operation S550, the backup apparatus 100 is transmitted to the backup apparatus 100 through the networks 200 and 300.

The transmitted backup data is received through the data transmission / reception unit 820 of the backup device 100, and the transmitted backup data is processed by a database management system (DBMS), and then divided by user accounts and stored in the backup data storage unit 130. ) Is stored in step S560.

2. Data recovery using backup device

As shown in FIG. 6, in order to perform data recovery using the backup apparatus 100, a user logs in the ID and password given after accessing the backup apparatus 100 through an access program or an internet browser through a network. When input to the window, the authentication processing unit 810 of the backup device 100 compares the registered user information and the input information and performs user authentication (S610).

When the PC 400, 500 and the backup device 100 are connected, DB information of the corresponding user account stored in the backup data storage unit 130 of the backup device 100, for example, file name, file size, and storage date and time information may be stored. The data transmission and reception unit 820 is transmitted to the PC (400,500) (S620).

When the user wants to recover the general data, when the user selects the recovery data from the data displayed in the corresponding DB information using the client program (S630), the recovery target backup data stored in the backup data storage unit 130 of the backup device 100 After the extraction and processing (S640), it is transmitted to the PC (300,400) requesting data recovery through the network (200,300) (S650).

The recovery data transmitted to the PC 100 is stored in the PCs 300 and 400 after data processing (S660).

3. Automatic data backup using backup device

As shown in FIG. 7, in order to automatically back up data using the backup device 100, the user may periodically backup the PCs 400 and 500 using the automatic backup processing unit 830 of the backup application 800. Automatic backup conditions are set in units of months / weeks / days / hours for the desired data in units of folders or files (S710).

Based on the set automatic backup condition, it is determined whether the automatic backup condition is satisfied (S720), and when the automatic backup condition is satisfied, each PC 400, 500 is automatically connected and authenticated with the backup apparatus 100 (S730). ).

When the automatic connection and authentication is completed, the DB information of the corresponding user account stored in the backup data storage unit 130 of the backup device 100, for example, the file name, the size of the file, the information of the storage date and time, are transmitted through the data transmission / reception processing unit 820. It is transmitted to the PC (400,500) (S740).

The PCs 400 and 500 select, extract, and process the backup target data based on the backup condition and the DB information (S750). At this time, the backup target data determines whether the DB information such as file name, file size, storage date and time of the file or folder for which the automatic backup setting is set is changed, and selects only the data whose state of the data is changed. You can perform a backup.

The processed backup data is transmitted to the backup apparatus 100 (S760), and the transmitted backup data is received through the data transmission / reception unit 820 of the backup apparatus 100 and then processed by the database management system (DBMS). The data is stored in the backup data storage unit 130 by the user account (S770).

4. One-click data backup using backup device

As shown in FIG. 8, in order to perform one-click data backup using the backup apparatus 100, first, one-click data backup setting (S810) is performed, and a user connects to the backup apparatus 100 via a network. After the user authentication is made (S820).

When the PC 400, 500 is connected to the backup device 100, the DB information of the corresponding user account stored in the backup data storage 130 of the backup device 100 is transmitted (S830).

Subsequently, the client program installed in the PC 400, 500 determines whether the one-click backup command is input through the PC 400, 500 (S840), and when the one-click backup command is input, the desktop data of the data of the PC 400, 500, the favorite. After extracting and processing the backup data set in the one-click data backup setting step (S810), such as search data, Outlook data, and internal document data (S850), the backup data is transmitted to the backup device 100 (S860). The transmitted backup data is received through the data transmission / reception unit 820 of the backup device 100, and the transmitted backup data is processed by a database management system (DBMS), and then divided by user accounts and stored in the backup data storage unit 130. ) Is stored in step S870.

5. One-click data recovery using backup device

On the other hand, as shown in FIG. 9, in order to perform one-click data recovery using the backup device 100, first, the one-click data recovery setting (S910) is performed, and then the user performs the backup device 100 over a network. After accessing the user authentication is performed (S920).

After connection and user authentication of the PC 400 and 500 and the backup device 100 are performed, DB information of the corresponding user account stored in the backup data storage unit 130 of the backup device 100 is transmitted to the PC 400 and 500 (S930). ).

Subsequently, the client program installed in the PC 400, 500 determines whether the one-click recovery command is input through the PC 400, 500 (S940), and when the one-click recovery command is input, the backup device 100 stores the backup data storage 130. After extracting and processing the one-click recovery data of the PC (400,500) such as desktop data, favorite data, Outlook data, and document data stored in the backup data storage unit 130 (S950), the recovery data is stored in the PC ( 400, 500) (S960).

The recovery data transmitted to the PC 100 is stored in the PCs 300 and 400 after data processing (S970).

6. Backup / Restore Data Password Processing

The user can select some or all of the desired file data and folder data using the client program installed in the encryption / decryption processing unit 850 of the backup device and the PCs 400 and 500 to encrypt or decrypt using their own password. This encryption / decryption can be implemented with a 64-bit encryption / decryption algorithm.

7. Administrator's backup device management

The administrator may access the manager managing unit 860 using the administrator ID and password set by accessing the backup apparatus 100 through a network.

The administrator management unit 860 may be used for announcement management, bulletin board management, user management, backup device setting management, IP correction management, data storage management, and shared data management.

According to the integrated backup device according to the present invention, it is possible to simply complete the construction of the backup system by connecting a power supply and a LAN cable to a desired place without complicated installation process, and additionally users who want to access through the Internet. IP can be given for easy data backup and recovery.

In addition, according to the integrated backup device according to the present invention, the backup program is embedded in a nonvolatile memory provided inside the device, thereby enabling inherent protection from external intrusion. In other words, when building a backup system using the backup device according to the present invention, even a PC novice can easily build anyone from various anxiety factors such as system error, virus infection due to operating system damage or inexperienced use of application software, and various equipment and The cost of purchasing software can also be greatly reduced, resulting in economic benefits.                     

Furthermore, by using the password setting function provided by the provided backup program, it is possible to safely protect the data even against illegal intrusion due to ID exposure.

Claims (10)

delete delete An integrated embedded backup device that is networked with one or more PCs. One or more network interfaces (Network I / F) for exchanging data with the one or more PCs; A backup data storage unit for storing the backup data transmitted from the one or more PCs into respective user accounts; And And a controller configured to process data backup and recovery operations between the one or more PCs and the backup data storage unit by embedding one or more configured programs. The control unit may include a nonvolatile memory in which the one or more set programs are embedded; And a central processing unit (CPU) operated by the one or more embedded programs, The at least one set program includes an operating system (OS), a database management program (DBMS) and a backup application (Application), The backup application, An authentication processing unit for performing user authentication based on the input ID and password; A data transmission / reception processor for transmitting and receiving data exchanged with the PC; An automatic backup processor configured to perform a set backup operation when the set automatic backup / recovery condition is satisfied; And A one-click backup / recovery processing unit that performs a set backup / recovery operation when a one-click backup / restore command is input by a user; Embedded backup device comprising a. In claim 3, And the automatic backup processing unit determines a state change of data of a file or folder in which the automatic backup setting is performed in performing a data backup operation, and selects only the data whose state is changed to perform data backup. In claim 3, The data backup / restored by the one-click backup / recovery processing unit includes desktop data, document data, Outlook data, and favorite data. In claim 3, The backup application, And an encryption / decryption processing unit for encrypting or decrypting some or all of the data of the files and folders to be backed up or restored using a password. In claim 3, The backup application, Integrated embedded backup device further comprises an administrator management unit that performs announcement management, bulletin board management, user management, backup device setting management, IP modification management, data storage management, shared data management. The method according to any one of claims 3 to 5, The operating system is an integrated embedded backup device, characterized in that provided with embedded Linux (embeded Lynux). The method according to any one of claims 3 to 5, And a network connecting the one or more PCs with the embedded backup device is a LAN using a Dynamic Domain Name Service (DDNS). The method according to any one of claims 3 to 5, And the network connecting the one or more PCs with the embedded backup device is an internet based on TCP / IP.

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