KR101221152B1 - Network Storage Apparatus and Method for Controlling thereof, and Network Storage System - Google Patents

Abstract

A network storage device, a method for controlling the network storage device, and a network storage system are provided. A method for controlling a network storage device includes a network storage device provided from a server when the network storage device connects to the server to maintain a connection with the server, and when the user of the network storage device accesses the server through an external terminal device. The control screen for controlling the display may be displayed on the external terminal device.

Description

Network Storage Apparatus and Method for Controlling, and Network Storage System

The present invention relates to a network storage device, a method for controlling a network storage device, and a network storage system. More particularly, the present invention relates to a network storage device and a network storage device that can be easily installed by a user to improve user convenience and usability. A method and network storage system for controlling the system.

Initially, Network Attached Storage (NAS) was developed for efficient disk operation of enterprise systems, but recently, interest in personal NAS has increased. The NAS provides terabytes of large storage space, allowing users to store vast data or files such as multimedia data on the NAS over the network, and check the files stored on the NAS without location limitations.

However, when an existing NAS is used by an individual, the existing NAS is installed in dependence on a wireless router and thus has limitations in installation and cannot provide control of peripheral devices connected to the NAS. In addition, the existing NAS has a complicated connection configuration with the wireless router, it is difficult for a user who lacks knowledge of the network to install the NAS and set basic information, which is a disadvantage in the popularization of the NAS. In addition, in order to use an existing NAS, a user must install a driver for the NAS on his computer and purchase a router that provides a DDNS (Dynamic Domain Naming Service) function to obtain a URL or directly purchase a URL. . In addition, whenever the NAS's network configuration is incorrect or the NAS is assigned a floating IP address, the user must reset the NAS's IP.

The present invention solves the installation constraints that are configured to depend on the wireless router, easy to install and set up, network storage that can provide a variety of services other than simple storage, a method for controlling the network storage and network storage The purpose is to provide a system.

According to an embodiment of the present invention, a network storage device accesses a server and maintains a connection with the server; And when the user of the network storage device accesses the server through an external terminal device, displaying a control screen on the external terminal device for controlling the network storage device provided from the server. And a method for controlling the operation of the network storage device through the control screen displayed on the external terminal device.

Prior to the maintaining, the network storage device automatically accesses the server and registers identification information of the network storage device to the server.

The user logging into the server through an account and inputting an identification number of the network storage device into the server; And if the identification information registered by the network storage device and the identification information input by the user match, providing the control screen to the external terminal device by the server.

And generating an account by the user accessing the server through the external terminal device.

The registering is repeated every time a network connection of the network storage device is recognized.

If the user requests downloading of a file stored in the network storage device through the control screen, the server instructing the network storage device to download the file; And downloading, by the network storage device, the file and directly downloading the file to the external terminal device.

When the user requests uploading of a file stored in the external terminal device through the control screen, the server notifying the network storage device of location information where the file is to be stored; And storing, by the network storage device, a file uploaded from the external terminal device based on the location information.

If the user requests execution of a file stored in the network storage device through the control screen, the server instructing the network storage device to execute the file; The network storage device executing the file to transmit an execution screen to the server; Transmitting, by the server, the execution screen to the external terminal device; And displaying, by the external terminal device, the transmitted execution screen.

Meanwhile, according to an embodiment of the present disclosure, a network storage device providing a network-based storage medium to an external terminal device may include a server for providing a control screen for controlling the network storage device to the external terminal device and the external device. Communication unit for communicating with the terminal device; A storage unit for storing a file; And a control unit which controls the communication unit to maintain a connection state with the server when the power is turned on, and manages a file stored in the storage unit according to a user's request input through the control screen. do.

The controller requests registration by transmitting identification information of the network storage device to the server when the power is turned on.

When the user logs in to the server through the external terminal device, the server provides the control screen to the external terminal device, and the user stores the file stored in the storage unit through the control screen displayed on the external terminal device. Manage.

When the user requests the downloading of the stored file through the displayed control screen, the server instructs the communication unit to download the stored file, and the controller controls the stored file according to the command. Control the communication unit to download directly to the.

On the other hand, according to an embodiment of the present invention, a network storage system for controlling a network-based storage medium using an external terminal device, Network storage device for providing the network-based storage medium; And a server that transmits a control screen for controlling the network storage device to the external terminal device when the user of the network storage device connects using the external terminal device. The operation of the network storage device is controlled through the control screen displayed.

The network storage device automatically connects to the server, maintains a connection state with the server, and registers identification information of the network storage device with the server.

When the user logs in to the server through an account and inputs the identification number of the network storage device to the server, the server matches the identification information registered by the network storage device with the identification information input by the user. The control screen is provided to the external terminal device.

When the user controls the network storage device through the control screen displayed on the external terminal device, the server sends a command for control of the user to the network storage device, and the network storage device responds to the command. It works based on

According to an embodiment of the present disclosure, a server provides an interface between a network storage device and a user, and for this purpose, the network storage device may automatically access the server and maintain a connection state. In this way, since the environment in which the network storage device can be used is set, the user does not need to install the driver of the network storage device in the external terminal device used by the user, and the operation of setting the mode and IP of the network storage device can be omitted. have.

In addition, according to an embodiment of the present invention, even when a floating IP is assigned to the network storage device and the IP is changed, the user does not have to perform a cumbersome task of resetting the changed IP.

In addition, according to an embodiment of the present invention, a user may install an application on a network storage device through a control screen provided by a server, and thus may easily add a new function to the network storage device.

1 is a diagram illustrating a network storage system for controlling a network-based storage medium according to one embodiment of the present invention;
2 is a block diagram illustrating a server providing interfacing according to an embodiment of the present invention;
3 is a block diagram illustrating a network storage device according to an embodiment of the present invention;
4 is a flowchart illustrating a method for controlling a network storage device according to an embodiment of the present invention;
5 is a flowchart for describing a detailed operation of steps S475 to S490 of FIG. 4.

BRIEF DESCRIPTION OF THE DRAWINGS The above and other objects, features, and advantages of the present invention will become more readily apparent from the following description of preferred embodiments with reference to the accompanying drawings. However, the present invention is not limited to the embodiments described herein but may be embodied in other forms. Rather, the embodiments disclosed herein are provided so that the disclosure can be thorough and complete, and will fully convey the scope of the invention to those skilled in the art. In this specification, when an element is referred to as being on another element, it may be directly formed on another element, or a third element may be interposed therebetween.

The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. In the present specification, the singular form includes plural forms unless otherwise specified in the specification. The terms "comprises" and / or "comprising" used in the specification do not exclude the presence or addition of one or more other elements.

Hereinafter, the present invention will be described in detail with reference to the drawings. In describing the following specific embodiments, various specific details are set forth in order to explain and understand the invention in more detail. However, those skilled in the art can understand that the present invention can be used without these various specific details. In some cases, it is mentioned in advance that parts of the invention which are commonly known in the description of the invention and which are not highly related to the invention are not described in order to prevent confusion in explaining the invention without cause.

1 is a diagram illustrating a network storage system for controlling a network-based storage medium according to an embodiment of the present invention.

Referring to FIG. 1, a network storage system may include a server 200, a network storage device 300, and a network device 400.

The network storage device 300 is connected to a router and a LAN cable to provide a service of an external hard disk type. Therefore, the user is not limited to the place where the network storage device 300 is installed, and the user can use the network storage device 300 through the network from the outside. An example of the network storage device 300 may be a NAS (Network Attached Storage). The NAS is a data storage device connected to a network, and an operating system (OS) is installed, and physically different external terminal devices may share the NAS. In other words, the user can use the NAS from anywhere through the external network devices capable of networking.

The network equipment 400 may include at least one of a router, a switch, and a hub. The router has one public Internet Protocol (IP) and provides private IP to the devices connected to the router. Therefore, the network storage device 300 and the first external terminal device 110, which are located at a short distance or physically located in the same space, are connected to a router and may provide a service such as the Internet to a user through a private IP.

When the network storage device 300 includes a router and a network switch function, the network device 400 may not be provided. In addition, the network storage device 300 and the first external terminal device 110 are connected to communicate with each other by a network port and a cable, and the network storage device 300 communicates with the server 200 by a device such as a LAN cable. It may be connected to enable.

When the network storage device 300 includes a router and a network switch function, a public IP is given. Meanwhile, when the network storage device 300 communicates with the outside through the network device 400, the private storage device 300 may be given a private IP from the network device 400. In this case, the network device 400 has an ARP table for the MAC address and private IP of the network storage device.

The network storage device 300 communicates with the first external terminal 110 through the network device 400, communicates with the server 200 through the network device 400 and the communication network 10, and the network device 400. ) May communicate with the second and third external terminal devices 120 and 130 through the communication network 10 and the server 200.

The server 200 may provide a control screen for interfacing between the network storage device 300 and the external terminal device to the external terminal device. The control screen is a screen for allowing a user to control the network storage device 300 through an external terminal device. The external terminal device is at least one of the first to third external terminal devices 110, 120, and 130, and is a device capable of wired / wireless communication used by a user. As an external terminal device, a variety of desktops, tablet PCs, smart phones, and the like. Hereinafter, the first external terminal device 110 will be described as an external terminal device.

2 is a block diagram illustrating a server providing interfacing according to an exemplary embodiment of the present invention.

The server 200 shown in FIG. 2 displays a control screen for interfacing between the network storage device 300 and the first to third external devices 110, 120, and 130 to the first to third external devices 110. 120, 130). In addition, the server 200 may transmit a user's request transmitted from the first to third external devices 110, 120, and 130 to the network storage device 300. To this end, the server 200 may include a first communication unit 210, a first storage unit 220, a screen generator 230, and a first controller 240.

The first communication unit 210 communicates with the network storage device 300 or the first external terminal device 110 through the communication network 10 and the network equipment 400, and the second and third external devices through the communication network 10. It may communicate with the terminal devices 120 and 130.

The first storage unit 220 may store identification information of the network storage device 300 transmitted from the network storage device 300 after accessing the server 200. In addition, after the user logs in to the server 200 through the created account and inputs identification information of the network storage device 300 through the control screen, the first storage unit 220 stores the user's account information and network. The identification information transmitted from the device 300 may be mapped and stored.

The server 200 may also store the IP of the network equipment 400. The IP of the network device 400 is mapped to the identification information of the network storage device 300 in the first storage unit 220 and stored together, or the identification information of the network storage device is stored in another separately provided storage unit (not shown). Mapped and stored together.

When the network storage device 300 has a built-in router and a switch function and has a public IP, the IP and identification information of the network storage device 300 are mapped to each other and stored in the server 200. IP and identification information of the network storage device 300 may also be stored in the first storage unit 200, but may also be stored in another storage unit (not shown) provided separately.

As such, the reason for storing the IP of the network storage device 300 or the IP of the network device 400 by mapping the identification information of the network storage device 300 is that the server 200 may store a command in the network storage device 300. This is because at least the public IP of the network device 400 should be known or the public IP of the network storage device 300 must be known.

Alternatively, the server 200 may map and store the user's account information and the public IP of the network storage device 300 (or the network device 400). That is, the public IP of the network storage device 300 (or the network device 400) may be mapped to at least one of user account information and identification information of the network storage device 300.

According to an embodiment of the present invention, the user account information is mapped with identification information of the network storage device 300, and the identification information is mapped with the public IP of the network storage device 300 (or the network equipment 400). And may be stored in the server 200.

According to another embodiment of the present invention, the user account information is mapped to the identification information of the network storage device 300, and the user account information is also a public IP of the network storage device 300 (or the network device 400). And may be stored in the server 200.

According to another embodiment of the present invention, the user account information is mapped to the identification information of the network storage device 300, and the user account information is also authorized by the network storage device 300 (or the network equipment 400). It is mapped to the IP, and the identification information may be mapped to the public IP of the network storage device 300 (or network equipment 400) and stored in the server 200.

According to an exemplary embodiment of the present invention, the public IP of the network storage device 300 (or the network device 400) stored by the server 200 may be configured such that the network storage device 300 transmits the identification information to the server 200. When transmitting, it can be transmitted together.

The screen generator 230 may generate a control screen for controlling the network storage device 300. When the first external terminal device 110 accesses the server 200 through a web browser, the screen generator 230 generates and provides all the screens provided to the first external terminal device 110 in the form of a web page. can do.

For example, when a user accesses the server 200 through the first external terminal device 110, the screen generator 230 generates a screen for logging in or creating an account. The screen for creating an account may include a menu for receiving identification information of the network storage device 300 to be used by the user. That is, the user may input identification information of the network storage device 300 when creating an initial account, and thereafter, log in to the server 200 using only the created account. The created account may include an ID and password.

When the user logs in to the server 200 using an account in the first external terminal device 110, the screen generator 230 may generate a control screen for controlling the network storage device 300. The control screen may include, for example, a screen showing a file system of the network storage device 300. The screen showing the file system shows a list of files stored by the user in the first storage unit 220. The screen generator 230 may generate a control screen in various forms, such as a window form of a Windows, a folder name, and an icon. When the operating system of the network storage device 300 is a window series, the initial control screen provided to the logged-in first external terminal device 110 may have a form similar to the background screen provided by the window.

The user can edit the control screen displayed on the first external terminal device 110 according to the user's taste, and designate or change the location to save the file through the control screen, and delete the stored file. You can manage your files with

In addition, the screen generator 230 may generate a screen showing a result of the content requested by the user through the control screen. For example, when a user requests uploading of a file stored in the first external terminal device 110, if the file is normally uploaded to the network storage device 300, a screen informing the uploading result is generated.

Meanwhile, the first controller 240 controls the operation of the server 200 described above and may include at least one processor (not shown). For example, when identification information is received from the network storage device 300 automatically connected to the server 200, the first controller 240 registers the identification information of the network storage device 300 in a registry (not shown). And, it may be stored in the first storage unit 220.

When the user connects to the server 200 through one of the first to third external terminal devices 110, 120, and 130 (eg, the first external terminal device 110), the first controller 240 is connected. The controller controls the screen generator 230 and the first communication unit 210 to generate a screen for logging in or creating an account and transmitting the screen to the first external terminal device 110.

The first control unit 240 may store the account information generated by the user and the identification information of the network storage device 300 input by the user in the first storage unit 220. When the identification information registered by the network storage device 300 and the identification information input by the user match, the first controller 240 may provide a control screen to the first external terminal device 110. The first controller 240 may determine whether there is a match by comparing whether the same identification information as the identification information of the network storage device 300 input by the user is previously stored in the first storage unit 220.

If previously stored, the first control unit 240 may map the user's account information and the identification information transmitted from the network storage device 300 and store the mapping information in the first storage unit 220. In addition, if previously stored, the first controller 240 grants the user the right to use the network storage device 300 every time the user logs in to the server 200 using an account, and stores the network storage device. The control screen 300 may be provided to the user.

In addition, when a user logs in to the server 200 using an account in the first external terminal device 110, the first controller 240 generates a control screen for controlling the network storage device 300 to generate a first screen. The screen generating unit 230 and the first communication unit 210 may be controlled to be provided to the external terminal device 110. The user may manage or control files stored in the network storage device 300 or the second storage unit 320 through the displayed control screen.

When the user controls the operation of the network storage device 300 by using the control screen displayed on the first external terminal device 110, the first controller 240 sends a command related to the user's control to the network storage device 300. Can transmit For example, when a user requests downloading of a file stored in the network storage device 300, the first controller 240 may download a file name and information of a stored location of the file along with a download command, and the network storage device 300. Send to. As a result, the network storage device 300 may search for the corresponding file and directly download it to the first external terminal device 110. If the user selects the third external terminal 130 as a destination to which the file is to be downloaded, the network storage device 300 uses the mobile number of the third external terminal 130 to display the third external terminal device ( 130 may download the file.

As another example, when a user requests uploading a file using a control screen displayed on the first external terminal device 110 and designates a location to store the file, the first controller 240 stores the file name, file of the file to upload. Upload the information and the upload command of the location to store the upload to the network storage device (300). Accordingly, the network storage device 300 may identify a file name of a file uploaded directly from the first external terminal device 110 uploaded and store the file in a corresponding location among the second storage units 320. For example, when a user adds a new folder to store a file, the network storage device 300 stores the uploaded file in the added folder.

As another example, when a user requests execution of a file stored in the second storage unit 320 of the network storage device 300 using the control screen displayed on the first external terminal device 110, the first control unit 240 may be used. May execute the file and instruct the network storage device 300 to transmit the execution screen to the server 200. When the execution screen is received from the network storage device 300, the first controller 240 may generate the execution screen in the form of a web page and transmit the execution screen to the first external terminal device 110. Accordingly, the first external terminal device 110 may provide only the execution screen to the user without a separate process for executing the corresponding file. For example, when a user requests to play a video file, the network storage device 300 decompresses and plays back the video file, and then transmits the processed data to the server 200, and the server 200. Generates the received data as a playback screen and provides it to the first external terminal device 110.

3 is a block diagram illustrating a network storage device according to an exemplary embodiment of the present invention.

When the power is turned on or booted, the network storage device 300 shown in FIG. 3 automatically connects to the server 200 to maintain a connection state, and transmits identification information of the network storage device 300 to the server 200. Can be. The identification information may be unique information assigned at the manufacturing stage, such as a product number and a serial number of the network storage device 300. To this end, the network storage device 300 may include a second communication unit 310, a second storage unit 320, a data processor 330, and a second controller 340.

On the other hand, the network storage device 300 according to an embodiment of the present invention, when the built-in router and switch function, when transmitting its own identification information to the server 200, it can also transmit its own public IP.

Alternatively, the network storage device 300 according to an embodiment of the present invention transmits its own identification information and private IP to the network device 400, and the network device 400 identifies the network storage device 300. The information and the public IP of its own 400 is transmitted to the server 200. In this case, since the network device 400 has an ARP table, when a command comes from the server 200 to the network storage device 300, the network device 400 may transmit the ARP table to the network storage device 300.

The second communication unit 310 is connected to the network equipment 400 by a cable or connected in a wireless communication manner is assigned a private IP from the network equipment 400. The second communication unit 310 communicates with the first external terminal device 110 by the private IP and the network equipment 400, and the server 200 or the second and second devices by the network equipment 400 and the communication network 10. 3 Can communicate with external terminal devices (120, 130).

The second storage unit 320 is a mass storage medium such as a hard disk drive, and can store files and applications by a user's manipulation. The file stored in the second storage unit 320 may have various forms such as a multimedia file, a still image file, a document file, an executable file, and the like. In addition, the application stored in the second storage unit 320 may be a program that a user purchases or downloads for free through web shopping.

The data processor 330 may process the file stored in the second storage unit 320 as playable data, and may process the stored application in a form capable of executing a stored application. The data processor 330 may be formed of one or more processors. For example, when the file is a video file, the data processing unit 330 may perform processing such as decompression and image quality processing, and may perform processing necessary for displaying a still image.

The second controller 340 controls the overall operation of the network storage device 300. In particular, when the power of the network storage device 300 is turned on or booted, the second controller 340 may control the second communication unit 310 to access the server 200 and maintain the connection state with the server 200. have. When it is confirmed that the server 200 is connected, the second controller 340 checks the identification information of the network storage device 300 stored in the second storage 320 or a separate ROM (Read Only Memory), and confirms. The second communication unit 310 may be controlled to transmit the identification information to the server 200 so as to request registration of the identification information.

In addition, when the user's request input through the control screen displayed on the first external terminal device 110 is transmitted from the server 200, the second controller 340 requests the user's request (that is, the command of the server 200). The data processing unit 330 may be controlled to process the file stored in the second storage unit 320. For example, when a user requests execution of a file or an application stored in the second storage unit 320, the data processor 330 may execute the file.

As another example, when a user requests downloading of a file stored in the second storage unit 320 through a control screen, the first external terminal device 110 sends the file to the server 200 to the first external terminal device ( 110) to download. The second controller 340 may control the second communication unit 310 to directly download the file stored in the second storage unit 320 to the first external terminal device 110 according to a command from the server 200. have. The server 200 informs the first external terminal device 110 of the destination address where the file can be downloaded to the first external terminal device 110, and the second communication unit 310 downloads the file based on the destination address. Load.

As another example, when a user requests uploading of a file stored in the first external terminal device 110 through a control screen, and designates a location for uploading and storing a file, the server 200 stores the corresponding file specified by the user. Information and a name of a file to be uploaded are transmitted to the second communication unit 310 so as to be in a waiting state for uploading. The second controller 340 may store a file uploaded directly from the first external terminal device 110 in the second storage unit 320 based on the location information received from the server 200. In this case, the uploading file may be uploaded to the network storage device 300 via the server 200.

4 is a flowchart illustrating a method for controlling a network storage device according to an embodiment of the present invention.

The method for controlling the network storage device of FIG. 4 may be performed in the network storage system described with reference to FIGS. 1 to 3. The network storage device, the server, and the external terminal device of FIG. 4 may be the network storage device 300, the server 200, and the first external terminal device 110 of FIG. 1.

In operation S405, when the network storage device is powered on or booted, in operation S410, the network storage device may automatically access the server and maintain a connection state.

In operation S415, the network storage device may check the identification information of the network storage device from the memory, and transmit the identified identification information to the server to request registration of the identification information. Here, when the network storage device has a public IP, the public IP of the network storage device is transmitted to the server, and when the network device 400 has a public IP and the network storage device has a private IP, the network device 400 ) Is sent to the server, which has been described in the above embodiments.

In operation S420, the network storage device maintains a listen mode. The listen mode is a mode in which a network storage device waits to receive a request of a user sent through a server.

In step S425, the server registers the identification information received from the network storage device automatically connected in step S410 in the registry and stores the identification information in the internal memory. The identification information may be a serial number given at the manufacturing stage of the network storage device.

In operation S430, the external terminal device may access the server by a user's manipulation.

In operation S435, the server may generate and transmit an initial screen provided by the server to an external terminal device connected to the server. The initial screen is generated in the form of a web page and may be displayed on an external terminal device. The initial screen may be a screen for logging in or a screen for creating an account.

In step S440, the external terminal receives the account information and the identification information of the network storage device to be used by the user through the displayed initial screen. Account information may include ID and password.

In step S445, the external terminal device may transmit the account information received from the user and the identification information of the network storage device to the server.

In operation S450, the server may check whether identification information received from the external terminal device is previously stored in the server in operation S445. If the network storage device to be used by the user is a network transmission device that transmits the identification number in step S415, the identification information received in step S415 and the identification information received in step S445 are the same, and therefore, the identification received from the external terminal device in step S445. The information is already stored on the server.

In operation S455, if matching identification information is pre-stored in the server (S450 -Y), the server may grant the user the right to use the network storage device.

In operation S460, the server may map and store account information of the user received in operation S445 and identification information of the network storage device.

In operation S465, the server may generate a control screen for controlling the network storage device to the external terminal device.

In operation S470, the server may provide the generated control screen to the external terminal device at which the user attempts to log in.

In operation S475, the external terminal device may display the control screen provided from the server in the form of a web page.

In operation S480, when the user requests control of the network terminal device through the displayed control screen, the external terminal device transmits the user's control request to the server.

In operation S485, the server may transmit a user's control request received through the control screen to the network storage device. Alternatively, in operation S485, the server may analyze a user's control request and transmit a command to the network storage device to operate according to the user's control.

In operation S490, the network storage device may perform a corresponding operation based on a user's control request received from the server.

5 is a flowchart for describing a detailed operation of steps S475 to S490 of FIG. 4.

In operation S505, the external terminal device receives a file to be downloaded from the network storage device from the user through the displayed control screen. The control screen displayed in step S505 may show a directory structure or a folder of files stored in the network storage device.

In step S510, the external terminal device may request the server to download the file selected in step S505.

In operation S515, the server may transmit the file name of the file selected by the user, the location information where the file is stored, and the address of the external terminal device together with the download command to the network storage device. The address of the external terminal device may be an IP address or a mobile number.

In operation S520, the network storage device may search for a file selected by the user based on the received file name and location information.

In operation S525, the network storage device may directly download the retrieved file from the server to the external terminal device. The network storage device may directly download the file using the address of the external terminal device received from the server. Alternatively, although not shown, the network storage device may transmit the retrieved file to the server, and the server may download the received file back to the external terminal device. The external terminal device can save or open the downloaded file.

In operation S530, the external terminal device may receive a file to be uploaded to the network storage device and a location to store the file from the user through a displayed control screen.

In operation S535, the external terminal device may request uploading of a file while transmitting the file name of the file selected in operation S530 and location information for storing the file.

In operation S540, the server may transmit a file name of the file selected by the user, location information to store the file, and a file upload waiting command to the network storage device. The wait for upload command is to wait for upload of the file.

In step S545, the external terminal device can directly upload the file to be uploaded to the network storage device. Alternatively, although not shown, the external terminal device may transmit a file to be uploaded to the server, and the server may upload the received file back to the network storage device.

In operation S550, the network storage device may store the file uploaded in operation S545 based on the location information received in operation S540.

In operation S555, the external terminal device may receive a file to be executed from among the files stored in the network storage device by the user through the displayed control screen.

In operation S560, the external terminal device may request execution of the selected file while transmitting the file name of the selected file to the server.

In operation S565, the server may command the file name of the file received from the external terminal device and the execution of the file.

In operation S570, the network storage device may search for a file based on the received file name, and process data of the found file in an executable form. For example, when a user requests to play a video of a file, the network storage device may decompress the file and perform data processing in a playable form.

In operation S575, the network storage device may provide an execution screen that is a result of data processing to the server.

In operation S580, the server may add the received execution screen to a web page, process it into a displayable form, and transmit the same to a external terminal device.

In operation S585, the external terminal device may display through a web page including the received execution screen. In this way, the user can view the desired screen because the network storage device performs data processing of the file even if a program necessary for executing the desired file is not installed in the external terminal device.

When the network storage device 300 is connected to the network device 400 and becomes in a state of communication, the network storage device 300 automatically accesses the server 200 and registers identification information of the network storage device 300 in the server 200. Can be. Accordingly, the user physically connects the port so that the network storage device 300 and the network device 400 are connected, and accesses the server 200 to create an account to use the network storage device 300 without restriction of a place. Can be. Accordingly, the user may install a driver of the network storage device 300 in the first external terminal device 110, set details necessary for accessing the network storage device 300 from the outside, set a public IP, and the like. You can skip the process of setting up things that are inconvenient and difficult for the general user to understand.

In addition, since the network storage device 300 is automatically connected to the server 200 to maintain the connection, even if the floating IP of the network storage device 300 is changed, the user does not have to perform a cumbersome task of resetting the IP. In addition, since the server 200 provides the user with a control screen for controlling the network storage device 300, the user may conveniently manage the network storage device 300 through the control screen.

As described above, although the present invention has been described with reference to the limited embodiments and the drawings, the present invention is not limited to the above embodiments, and those skilled in the art to which the present invention pertains various modifications and variations from these descriptions. This is possible. Therefore, the scope of the present invention should not be limited to the described embodiments, but should be determined by the equivalents of the claims, as well as the claims.

200: server first communication unit 220: first storage unit
230: screen generation unit 240: first control unit
300: network storage device 310: second communication unit
320: second storage unit 330: data processing unit
340: second control unit 400: network equipment

Claims (19)

A network storage device accessing a server and maintaining a connection with the server; And
If a user of the network storage device accesses the server through an external terminal device, displaying a control screen on the external terminal device for controlling the network storage device provided from the server;
Controlling an operation of the network storage device through the control screen displayed on the external terminal device; And
And if the control via the control screen is received from the external terminal device, the server instructing the network storage device to execute the control according to the control. delete The method of claim 1,
Prior to the maintaining step,
And automatically connecting the network storage device to the server to register identification information of the network storage device with the server. The method of claim 3,
The user logging into the server through an account and inputting an identification number of the network storage device into the server; And
And if the identification information registered by the network storage device and the identification information input by the user match, providing the control screen to the external terminal device by the server. Method for controlling. The method of claim 1,
And generating an account by the user accessing the server through the external terminal device. The method of claim 3,
The registering may be repeated every time the network connection of the network storage device is recognized. The method of claim 1,
If the user requests downloading of a file stored in the network storage device through the control screen, the server instructing the network storage device to download the file; And
And searching the file by the network storage device and directly downloading the file to the external terminal device. The method of claim 1,
When the user requests uploading of a file stored in the external terminal device through the control screen, the server notifying the network storage device of location information where the file is to be stored; And
And storing, by the network storage device, a file uploaded from the external terminal device based on the location information. The method of claim 1,
If the user requests execution of a file stored in the network storage device through the control screen, the server instructing the network storage device to execute the file;
The network storage device executing the file to transmit an execution screen to the server;
Transmitting, by the server, the execution screen to the external terminal device; And
Displaying, by the external terminal device, the transmitted execution screen; and controlling the network storage device. In the network storage device for providing a network-based storage medium to an external terminal device,
A server providing a control screen for controlling the network storage device to the external terminal device and a communication unit communicating with the external terminal device;
A storage unit for storing a file; And
When the power is turned on, the communication unit controls the communication unit to maintain the connection state with the server, and the file stored in the storage unit in response to a user's request input from the server through a control screen displayed on the external terminal device. And a control unit for managing the network storage device. The method of claim 10,
The controller requests network registration by transmitting identification information of the network storage device to the server when the power is turned on. The method of claim 10,
When the user logs in to the server through the external terminal device, the server provides the control screen to the external terminal device, and the user stores the file stored in the storage unit through the control screen displayed on the external terminal device. Network storage device, characterized in that for managing. The method of claim 12,
When the user requests the downloading of the stored file through the displayed control screen, the server instructs the communication unit to download the stored file, and the controller controls the stored file according to the command. And control the communication unit to download directly to the network. In the network storage system for controlling a network-based storage medium using an external terminal device,
A network storage device providing the network-based storage medium; And
And a server for transmitting a control screen for controlling the network storage device to the external terminal device when the user of the network storage device connects using the external terminal device.
The user controls the operation of the network storage device through the control screen displayed on the external terminal device, and the server instructs the network storage device to execute the control of the user input through the control screen. And the network storage device controls a network-based storage medium operating based on the command. 15. The method of claim 14,
The network storage device automatically connects to the server to maintain a connection state with the server, and registers identification information of the network storage device to the server. Network storage for controlling a network-based storage medium. system. 16. The method of claim 15,
When the user logs in to the server through an account and inputs the identification number of the network storage device to the server, the server matches the identification information registered by the network storage device with the identification information input by the user. The network storage system for controlling a network-based storage medium, characterized in that for providing the control screen to the external terminal device. delete 15. The method of claim 14,
When the user requests downloading of a file stored in the network storage device through the control screen, the server instructs the network storage device to download the file, and the network storage device sends the stored file to the external device. Network storage system for controlling a network-based storage medium, characterized in that the download directly to the terminal device. 15. The method of claim 14,
When the user requests uploading of a file stored in the external terminal device through the control screen, the server provides the network storage device with location information for uploading the file, and the network storage device is based on the location information. Storing the file uploaded directly from the external terminal device in the storage medium.

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