KR100743288B1 - Method for auto file saving in digital multimedia device - Google Patents

Abstract

A method for automatically storing files in a digital multimedia device is provided to automatically store files stored in an external information storing medium in a storing device of a digital signal processing device such as a TV by using an intrinsic serial number of the external information storing medium and file information recorded in the external information storing medium. A system control unit judges whether an automatic download function is set up according as an information storing medium connects to a digital multimedia device(S310,S320). When the automatic download function is set up, the system control unit searches intrinsic information of the connected information storing medium. The system control unit searches an updated or newly generated file on the basis of a condition preset by a user among files stored in the information storing medium(S330). The system control unit automatically stores the updated or newly generated file in a storing device of the digital multimedia device(S340).

Description

Method for auto file saving in digital multimedia device}

1 is a view showing the configuration of a digital TV equipped with a conventional external device connection device

2 is a flowchart illustrating a memory card file storage method according to the related art.

3 is a flowchart illustrating a method of automatically saving a file in a digital multimedia device according to the present invention.

4 is a flowchart illustrating a file automatic storage method in a digital multimedia device according to an embodiment of the present invention.

5 is a flowchart illustrating a file automatic storage method in a digital multimedia apparatus according to another embodiment of the present invention.

<Explanation of symbols for main parts of the drawings>

110: system control unit 111: user interface unit

150: storage means 160: external device interface unit

The present invention relates to a method for automatically storing a file in a digital multimedia apparatus using unique information of a digital information storage medium and stored file information.

Digital multimedia devices such as digital high-definition TV (HDTV) or digital set-top box (STB) can be connected to various types of external devices through various interface devices such as universal serial bus (USB) and IEEE 1394. In particular, in the case of a system in which a mass storage means such as a HDD (Hard Disc Drive) or a DVD (Digital Versatile Disc) device is internally / externally stored, a large amount of information including data such as music, pictures, and video can be stored using the storage means.

The user of the digital multimedia device can check an external device or an information storage medium connected to the digital multimedia device through a menu, and control the connected device by using a specific function provided by the digital multimedia device. For example, you can use a memory card to listen to MP3 (MPEG1 layer 3) music files on a digital TV, or you can watch JPEG (Joint Photographic Coding Experts Group) photo files on a digital TV screen.

A process of a user playing a picture stored in a memory card using the external device interface of the digital multimedia device or storing the picture in a storage means of the system will be described with reference to the accompanying drawings as an example of the digital TV.

1 is a diagram illustrating a configuration of a digital TV having a conventional external device interface unit, and FIG. 2 is a flowchart illustrating a memory card file storing method according to the related art.

Conventional digital TVs, as shown in Figure 1, the system control unit 110, the input signal processing unit 120, the stream control unit 130, the output signal processing unit 140, the storage means 150, The external device interface unit 190 and the user interface unit 111 are included.

The input signal processor 120 generally includes an analog input processor and a digital input processor. The analog input processing unit includes a NTSC (National Television System Committee) decoder and an MPEG encoder, and converts the input analog signal into a high quality audio / video digital data stream and outputs the same. The digital input processing unit includes a tuner and a VSB (Vestigial Side Band) demodulator, and demodulates and outputs a high quality audio / video digital data stream from the input digital signal.

The stream controller 130 selectively outputs the digital data stream output from the input signal processor 120 and the storage means 150 under the control of the system controller 110.

The external device interface unit 160 connects an external device such as an information storage medium storing data such as music, pictures, or videos to the digital TV using an appropriate interface.

Although not shown, the output signal processor 140 generally includes a TS (Transport Stream) demux, an MPEG decoder, and a graphics processor, and processes the output signal of the stream controller 130 to output analog audio / video signals. Output it.

The system control unit 110 processes the input signal performed by the digital TV and displays an output image according to a user control command input through the user interface unit 111, and records the image to the storage unit 120. And control the components to perform a function such as reproduction of information stored in the storage means 120.

A process for storing the photo file stored in the memory card in the storage means in the conventional digital TV configured as described above will be described.

First, in order to reproduce a picture stored in the memory card while the user is watching TV, the memory card in which the picture information is stored is connected through the external device interface unit 160 (S210).

The user controls the operation mode of the digital TV through the user interface 111 to activate a menu of a digital TV such as an EPF (Electronic Picrure Frame) mode required to check file information recorded on a memory card (S220).

The user selects a file to be stored in the storage means 150 from among files stored in the memory card by selecting an entire file or deselecting the entire file or designating a partial file through a key input (S230).

When the file selection is completed, the user selects a storage or backup function to select an existing folder created in the storage means 150 or select a newly created folder as a storage location (S250).

When a user inputs a storage command, the system controller 110 reads a data file stored from a memory card connected through the external device interface unit 160 according to a user control command and stores the data file in the storage means 150. In the specified folder (S260).

If the user inputs a display command to play the file, the display unit reads the data file stored from the memory card connected through the external device interface unit 160 and performs signal processing for the display device. To the output.

As described above, in order to store the file stored in the memory card in the storage means of the digital image processing system, the user enters the control mode through the menu screen, checks the stored file, selects the desired file or the whole file, and saves the file. There is a problem in that the inconvenience of having to execute the backup process is required.

In order to solve the above problems, the present invention automatically stores a file stored in an external information storage medium in a digital signal processing apparatus such as a TV by using a serial number unique to the external information storage medium and file information recorded on the external information storage medium. It is an object of the present invention to provide a method for automatically saving a file in a digital multimedia apparatus that can be stored.

According to an aspect of the present invention, there is provided a method for automatically saving a file in a digital multimedia apparatus, including determining whether an automatic download function is set as an information storage medium is connected to the digital multimedia apparatus, and setting the automatic download function. Retrieving the unique information of the connected information storage medium, retrieving the updated or newly created file based on a condition previously set by the user among the files stored in the information storage medium; And automatically storing the generated file in the storage means of the digital multimedia apparatus.

The information storage medium is any one of a portable information storage medium such as a memory card or a memory chip.

Preferably, the unique information of the information storage medium is characterized in that the product serial number.

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Searching for a new file that satisfies the preset condition may include determining whether the unique information of the searched information storage medium has been previously used, and if the unique information has been previously used, Comparing the file information stored in the storage means of the image processing apparatus with the information of the file stored in the information storage medium to determine whether a file satisfying a preset condition exists; and updating among files satisfying the preset condition; Retrieving the newly created or newly created file, storing the unique information of the information storage medium when the unique information is not previously used, and a file recorded on the information storage medium in the storage means of the multimedia apparatus. And creating a new folder to store the data.

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Preferably, the new folder is generated based on the current date and time.

The preset condition may include any one or more of additional information about a file such as a file extension, a last access date, a last access time, or a resolution.

The storing step includes a step of determining a file name to be stored in the storage means, a copying step of storing the corresponding file in the storage means with the determined file name, and storing the last update time information on which the copying was performed. It features.

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According to the configuration of the present invention as described above, when an external information storage medium is connected to the digital multimedia device, the digital multimedia device automatically creates a new file even if the user does not perform a separate operation for storing a new file stored in the information storage medium. You will be able to search for and save the file in a location you have predefined.

Hereinafter, a case of applying the digital TV to the automatic file storage method in the digital multimedia apparatus according to the present invention will be described in detail with reference to the embodiment.

3 is a flowchart illustrating a file automatic storage method in a digital multimedia device according to the present invention, and FIG. 4 is a flowchart illustrating a file automatic storage method in a digital multimedia device according to an embodiment of the present invention.

In general, when power is applied to the digital TV, the system controller 110 reads environment setting information related to the digital TV operation, which is preset and stored in a memory. The value stored in the memory may be changed by the user using a TV setting function according to the user's needs.

The user can set the file automatic download function by using the TV's setting function. In this case, a condition to automatically download the file to be automatically downloaded is set as an optional item with specific information about the file.

Referring to FIG. 3, an external information storage medium such as a memory card is connected through the external device interface unit 160 of the digital multimedia device (S310).

The system controller 110 that detects the connection of the external information storage medium first determines whether the automatic download function is set (S320).

As a result of the determination (S320), when the automatic download function is set, a new file recorded on the external information storage medium is searched using the unique information of the external information storage medium (S330).

The unique information of the external information storage medium may use a variety of products such as product model name, product serial number, manufacturer name of the external information storage medium, and preferably uses a product serial number determined by a unique number.

In the searching of the new file, the information of the file recorded in the external information storage medium is used together with the unique information of the external information storage medium.

As a result of searching for a new file, when a newly generated file or an updated file is searched for, the searched new file is automatically stored in the designated folder of the storage device 150 of the multimedia apparatus (S340).

On the other hand, when the determination result (S320), the automatic download function is not set, when the user needs to perform the file storage process according to the user input command as in the conventional (S350).

An embodiment of an automatic file download method using a product serial number of an external information storage medium with respect to the automatic file storage method in the digital multimedia apparatus according to the present invention is shown in FIG. 4.

Referring to FIG. 4, after the TV is powered on, the system controller 110 performs an operation according to environment setting information related to a digital TV operation, and the memory card is an external device interface unit 160 as one of the external information storage media. Is connected via (S410).

Accordingly, the system controller 110 first determines whether the automatic download function is set (S420).

As a result of the determination (S420), when the automatic download function is not set, the automatic file download is not executed, but when the automatic download function is set, the external information storage medium for performing the automatic file storage method according to the present invention. The new file recorded in the external information storage medium is searched for by using the unique information of S430.

In the searching of the new file (S430), first, the product serial number is read as unique information of the memory card connected through the external device interface unit 160 (S431).

It is determined whether the product serial number of the read memory card has been previously used in the multimedia apparatus (S432).

As a result of the determination (S432), in the case of the serial number previously used, it is determined whether the files recorded on the memory card satisfy the condition set in advance by the user (S433).

If the copy option (Option) is set to the extension names of the files as the preset condition for file copying, only the files having the same extension can be downloaded by distinguishing the extension names of the files stored in the storage medium. For example, the file extension to be copied and saved can be arbitrarily specified by the user, such as jpg, mp3, or doc.

The preset copy option may also be changed and used at any time by using a menu during the operation of the digital TV, if the user needs it.

In addition, as an optional item, any one or more of additional information about a file such as a file name, last connection date, last connection time or resolution may be included and used.

When a file matching the condition preset by the user is searched according to the step S433, it is determined whether the same file name exists in the file stored in the storage means 150 of the multimedia apparatus (S434).

As a result of the determination, if the same file name does not exist, it is determined that the searched file is a newly generated new file.

However, if the same file name exists, it is determined again by comparing the last update time of the corresponding file (S435). A comparison using the last connection date may be used instead of the last update time.

As a result of the determination (S435), when the final update time is the same, it is determined that the file has the same content, and the automatic download process is terminated for the file.

On the other hand, if it is not the product serial number used before the determination result (S432) and stores the product serial number information of the memory card in the storage means 150 of the multimedia device (S436).

In addition to storing the product serial number (S436), a folder for storing a file recorded on the memory card of the corresponding product serial number may be newly created in the storage means 150 of the multimedia apparatus (S437).

The location of the file storage folder is preferably created based on the current date and time when a new folder is created. However, this is only an option among several methods and can therefore be specified to be generated by the user's preferred method.

After the product serial number storage step S436 and the new folder creation step S437 are performed, it is determined whether the files recorded on the memory card satisfy the condition set in advance by the user (S433). The step S438 of determining whether the preset condition is satisfied is the same as the above-described step S433, and thus further description thereof will be omitted.

When a new file to be automatically downloaded to the storage means 150 of the multimedia apparatus is searched according to the step of searching for a new file recorded in the external information storage medium (S430), the corresponding files are stored in the storage means 150 of the multimedia apparatus. Save as (S440).

First, when a file having the same file name exists, when the user wants to update the content of the file stored in the storage means 150 of the multimedia device, the file is stored in the storage means 150 of the multimedia device. In addition, the file name stored in the storage means 150 can be generated as a backup file. Or, if the old file name is the same, if a new file name is to be assigned, the file name when being saved to the storage means 150 of the multimedia device may be newly updated according to a file name change rule specified by the user when setting the automatic download function (S441). )

In an embodiment, the number corresponding to the same number of file names may be added to the file name, or the file name may be updated to a file name including the last storage date.

According to the above process, when a file name is determined when it is stored in the storage means 150 of the multimedia apparatus, the system controller 110 automatically downloads a new file searched among files stored in an external information storage medium or is automatically downloaded in a folder. When setting the function is stored in the folder of the user specified storage means 150 (S442).

In addition to storing the new file in the storage means 150 (S442), the last update time for the file is recorded together as file information (S443).

Also, for a file recorded in a memory card that has a different file name or is used for the first time, the file is stored in a folder determined by the environment setting or a folder designated by the user when the automatic download function is set (S443), and a final update time for the file is stored. The file information is recorded together (S443).

Such a method for automatically saving a file in a digital multimedia apparatus according to the present invention may be modified and implemented in its execution within the scope of the present invention.

FIG. 5 is a flowchart illustrating a method of automatically saving a file in a digital multimedia apparatus according to another embodiment of the present invention. FIG. 5 is a flowchart illustrating a method of performing some steps in the above-described embodiment.

In the case of another embodiment of the present invention, since the contents are basically similar to those described above, the following briefly describes only the flows performed with each other.

When the memory card is inserted (S420), it is determined whether the automatic download function is set (S420), and when the automatic download function is set, the memory card product serial number is recognized (S531).

If the serial number is a previously used serial number, first, it is determined whether the file stored in the memory card is the same as the file name recorded in the storage means 150 of the digital multimedia apparatus (S533). It is determined whether the times coincide, and it is again determined whether the file contents are substantially the same (S534).

On the other hand, if the serial number is not the previously used serial number, the memory card product serial number is stored in the storage means 150 of the digital multimedia device (S536), and a new folder to be stored in the storage means 150 Can be generated (S537)

After the steps S531 to S534, S536, and S537, it is determined whether the condition set for the new file or the updated file stored in the memory card is satisfied (S535).

As a result of the determination (S535), the files satisfying the set conditions are updated with the file names when they are stored in the storage means 150 of the digital multimedia apparatus (S541), and the corresponding files are stored in the designated folder or the created folder. (S542). In addition, the last update time for the file is also recorded as file information (S443).

In the above, the file automatic storage method in the digital multimedia apparatus according to the present invention has been described in detail. However, the present invention is not limited to the above embodiments, and many variations are possible by those skilled in the art within the spirit of the present invention. Therefore, changes and modifications are included in the present invention without departing from the spirit of the invention, such facts will be apparent to those skilled in the art.

According to the method of automatically saving a file in a digital multimedia apparatus according to the present invention, when an information storage medium is connected to a digital multimedia apparatus, updated or newly generated files among the files stored in the storage media are automatically stored in the storage means in the digital multimedia apparatus. Can be stored as

As the digital multimedia device automatically downloads files, it saves users the trouble of having to search and store a list of files stored in an information storage medium.

If the user sets certain conditions in advance, the user can automatically search for the files he wants to save and automatically save the files in the specified folder.

Claims (9)

Determining whether an automatic download function is set as the information storage medium is connected to the digital multimedia apparatus; Retrieving unique information of a connected information storage medium when the automatic download function is set; Retrieving an updated or newly created file based on a condition preset by a user among the files stored in the information storage medium; And, Automatically storing the updated or newly generated file in a storage means of a digital multimedia device; Automatic file storage method in a digital multimedia device, characterized in that configured to include. The method of claim 1, wherein the information storage medium is any one of a portable information storage medium such as a memory card or a memory chip. The method of claim 1, wherein a product serial number is used as unique information of the information storage medium. The method of claim 1, wherein the searching for the updated or newly generated file based on the preset condition comprises: Determining whether the unique information of the retrieved information storage medium has been previously used; In the case where the unique information has been previously used, the file information stored in the storage means of the digital image processing apparatus and the information of the file stored in the information storage medium are compared to determine whether a file that satisfies a preset condition exists. Making a step; Searching for an updated or newly generated file among the files satisfying the preset condition; Storing the unique information of the information storage medium when the unique information is not previously used; And generating a new folder in the storage means of the multimedia device to store the file recorded on the information storage medium. The method according to claim 1 or 4, wherein the preset condition is Method for automatically saving a file in a digital multimedia device, comprising any one or more of the additional information about the file, such as file extension, last access date, last access time or resolution. The method of claim 4, wherein the new folder is generated based on a current date and time. The method of claim 1, wherein the storing step, Determining a file name to be stored in the storage means; A copying step of storing the file in the storage means with the determined file name; And storing the last update time information for which the copying has been performed. delete delete

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