KR200321733Y1 - Mp3 player displaying graphich caption file - Google Patents

Abstract

The present invention relates to an MP3 player device for displaying a caption file of a graphic type, a card interface for connecting to a memory card in which audio data and a caption file are stored, a RAM in which the audio data and the caption file are temporarily stored, and a user's command. The command input unit, a ROM storing an operating system for reproducing the audio data and the caption file, a codec unit for converting the audio data into a voice signal, a converter for converting an output signal of the codec unit into an analog signal, An audio driver for outputting an analog signal, an LCD driver for displaying the characters of the caption file on the LCD, and when a playback command is input through the command input unit, controlling the audio signal and the character to be output in synchronization with the voice signal and the character. In MP3 player including the control unit And the audio data includes at least one voice signal, the caption file includes a character corresponding to the voice signal, the character is added with graphic font information in a predetermined language, and the font file has a font file. The font file is further stored in the RAM through the card interface, and the controller controls to output the text according to the font information by referring to the font file when outputting a voice signal and a text. By providing an MP3 player device that displays a caption file in a graphical manner, the MP3 player user can provide captions of various foreign languages as well as expressing the captions in various fonts, sizes, and attributes. It is effective in satisfying various expression needs of young people.

Description

MP3 Player Displaying Graphic Caption File {MP3 PLAYER DISPLAYING GRAPHICH CAPTION FILE}

The present invention relates to an MP3 player device for displaying a caption file of a graphic type, and more specifically, to add a font information to the character corresponding to the audio signal of the audio data to generate an MP3 player caption file and the caption file It relates to an MP3 player device for displaying.

Moving Picture Experts Group (MPEG) is a video and multimedia expert group that is developed by experts in this field under the auspices of international standards bodies such as the International Organization for Standardization (ISO) and the International Electrotechnical Commission (IEC). It provides technical criteria such as compressing a signal, transmitting it, and restoring it again.

MP3 is named after M, P and 3 at the end of the Moving Picture Experts Group Layer-3. Layer-3 is a version upgraded to Layer-3 after Layer-1 and Layer-2. In general, Layer-1 has a compression ratio of about 1: 4, Layer-2 has a compression ratio of about 1: 6 to 1: 8, and Layer-3 has the most excellent compression ratio of 1:10 to 1:12. Used.

Thanks to this innovative development of digital audio data processing technology, portable digital audio players, or MP3 players, have emerged. In addition, using a memory card, it is possible to play and output desired audio for a long time without any deterioration of sound quality using a memory card.

On the other hand, the MP3 player provides a caption function that allows the user to learn the song lyrics easily by outputting the words corresponding to the song lyrics on the LCD window of the MP3 player when the audio signal is a song. Is also used.

However, since the caption function provided by the conventional MP3 player provides the characters corresponding to the audio signal in the form of simple text, it is not suitable for expressing various foreign languages, which does not correspond to the international trend, but also in one simple font with a predetermined size. It is not enough to meet the needs of young people, the main consumer of MP3 players.

Accordingly, there is a need for a new MP3 player for generating a new caption file for an MP3 player capable of expressing caption characters displayed in the MP3 player in various fonts, various character attributes, and various sizes.

The present invention has been made to solve the above-mentioned conventional problems, by selecting audio data including a voice signal, inputting a character corresponding to the voice signal in a specified language, and adding graphic font information to the input character. An object of the present invention is to provide an MP3 player device for displaying a graphic caption file generated for each language.

It is another object of the present invention to provide an MP3 player device that outputs a voice signal and a character in synchronization with a character of a caption file including voice signal of the audio data and graphic font information.

Another object of the present invention is to provide an MP3 player device for displaying a caption file composed of graphic screens corresponding to voice signals of audio data as well as text.

1 is a flow chart illustrating a process of generating a caption file of MP3 player according to the present invention.

2 is a view showing a user interface for generating a caption file of MP3 player according to the present invention.

3 is a view showing a structure of a caption file generated according to the present invention.

4 is a block diagram of an MP3 player displaying a caption file generated according to the present invention.

FIG. 5 is a diagram showing an MP3 player displaying a caption file generated according to the present invention. FIG.

6 is a flowchart illustrating a process of generating a caption file of an MP3 player according to another embodiment of the present invention.

7 is a diagram illustrating a user interface for generating a caption file of an MP3 player according to another embodiment of the present invention.

8 illustrates an MP3 player displaying a caption file generated according to another embodiment of the present invention.

<Explanation of Signs of Major Parts of Drawings>

402 ... card interface 404 ... ROM

406 ... RAM 408,410 ... Controls

412 ... codec 414 ... command input

416 ... LCD Driver 418 ... Audio Driver

420 ... Converter

In order to achieve the above object, MP3 Player apparatus for displaying a caption file of a graphic method according to a preferred embodiment of the present invention is a card interface for connecting audio data and a memory card in which the caption file is stored, the audio data and the caption A RAM for temporarily storing a file, a command input unit for inputting a user command, a ROM for storing an operating system for playing the audio data and a caption file, a codec unit for converting the audio data into a voice signal, and an output signal of the codec unit. A converter for converting an output into an analog signal, an audio driver for outputting the analog signal, an LCD driver for displaying the characters of the caption file on the LCD, and synchronizing between the voice signal and the characters when a playback command is input through the command input unit. Control unit to control voice signal and text output An MP3 player comprising: the audio data includes at least one voice signal, the caption file includes a character corresponding to the voice signal, and the character includes a graphic font information added as a predetermined language. The font file is further stored in the memory card, and the font file is stored in the RAM through the card interface, and the control unit refers to the font file when referring to the font file when outputting a voice signal and a text. Characterized in that the output to the character.

According to another preferred embodiment of the present invention, an MP3 player device for displaying a caption file of a graphic type includes a card interface for connecting to a memory card storing audio data and a caption file, a RAM for temporarily storing the audio data and the caption file, A command input unit for inputting a user command, a ROM storing an operating system for reproducing the audio data and the caption file, a codec unit for converting the audio data into a voice signal, and converting an output signal of the codec unit into an analog signal A converter, an audio driver for outputting the analog signal, an LCD driver for displaying the graphic frame of the caption file on the LCD, and when a playback command is input through the command input unit, the audio signal and the graphic frame are synchronized in synchronization with the audio signal. Control unit to control the frame output In the BMP three players also configured, the audio data includes at least one audio signal, the caption file is characterized in that it comprises a frame consisting of a graphic image corresponding to the audio signal.

Hereinafter, with reference to the accompanying drawings, preferred embodiments of the present invention will be described in detail. The following detailed description and the accompanying drawings are intended to provide an overall understanding of the subject innovation, and thus those of ordinary skill in the art may easily implement the subject innovation. In addition, detailed descriptions of well-known structures and functions that may unnecessarily obscure the subject matter of the present invention will be omitted.

1 is a flowchart illustrating a process of generating a caption file of an MP3 player according to the present invention. Referring to the drawings, the process of generating a caption file of MP3 player according to the present invention includes an audio data selection step (S110), a language designation step (S120), a text input step (S130), and a caption file generation step (S140). It is done by

The caption file generation process of the MP3 player may be performed on a personal computer based on an operating system such as Windows or Linux, and is performed by a new caption editor application running on the OS.

The audio data selection step (S110) is a step of selecting an audio data file to be output through the MP3 player device. The audio data may include one or more voice signals, and is preferably a compressed data file of an MP3 coding method to which an auditory psychological model is applied, but is not limited thereto. WMA (Window Media Format), AAC (Advanced Audio Coding), Atrac3 ( It may be a compressed audio data file according to various coding schemes such as Adaptive Transform Acoustic Coding. Accordingly, it is preferable that the MP3 player device for reproducing these audio data files be provided with an integrated codec supporting the various coding methods as well as the MP3 coding method.

The language designation step (S120) is a step of selecting a specific country and designating one of a plurality of languages as a language of a caption character. The plurality of languages are specific languages used in each country such as Korean, English, Japanese, Chinese, French, German, and Spanish. One or more countries may be designated, and one or more countries may be specified through a user interface provided by the caption editor. You can also specify the language of the caption text by selecting a specific language directly without selecting a country.

The text input step S130 is a step of inputting a text corresponding to the voice signal in the designated language. Text is a visual transformation of the meaning of the audio signal. When the language of the voice signal and the language of the designated country are different, the text may be translated and input into the language of the designated country. If there is more than one language of the designated country, the caption editor preferably provides a user interface for inputting the text in more than one country.

In addition, the caption editor provides an interface for further inputting information on when a character is displayed so that the voice signal and the corresponding character are synchronized and output through the MP3 player device. The information on when the character is to be displayed may be implemented by a file pointer method or a timing method that is typically used when creating a caption file.

The caption file generating step (S140) is a step of generating a caption file by adding font information to the character and storing the caption file. The font information may include a font of a character, a style of a character, a type of a character, a size of a character, an attribute of a character, and the like. The font information may be configured to be recognized by the operating system of the personal computer to support the caption editor, and may be implemented to directly recognize the caption editor according to the present invention running on the operating system.

The font of the character is one of a bitmap method, a true type method, a vector method, an outline method, and an open type method for representing each character graphically. Can be. In particular, the outline method is an outline font type, and the file size can be reduced through a high compression ratio. Therefore, the outline method is preferable as an embodiment of the font according to the present invention. The bitmap method has a constant number of data bytes allocated for each character and a simple implementation principle. Therefore, it is more preferable in the embodiment of the font according to the present invention because it can be implemented with a small memory as well as the advantage of being able to input and output at a high speed. When the character is in accordance with the bitmap method, the character may be represented by a size of 16 x 16 pixels [256 bit (32 bytes)], and the character may be implemented in the form of various pixels according to the resolution supported by the MP3 player's LCD.

The font of the character may be a conventional font such as a background, a roll, a Myeongjo, a spring, and a Gothic font, and may be a new font suitable for being displayed on the LCD of MP3 Player according to the present invention.

The character style may be normal, italic, bold, bold italic, and the like, and the type of the character may be any of full-width, half-width, and pictograms. In addition, the size of the text may have a variety of sizes, such as 8, 9, 10, 11, and the properties of the text indicate the property of bringing a visual effect by assigning special embellishment to the text, such as text color, underline, subscript, and shadow.

In the type of the letter, the full-width character is a character whose ratio of the width and height of the character is 1: 1 and represents one Korean or Chinese character in two bytes, and the half-width character reduces the width of the full-width character to 1/2. Represents one letter of English or one number of characters. The pictogram may be a combination of special characters that enhance visual effects in expressing the contents of the voice signal. The combination of the special characters may be represented by emoticons commonly used in the young consumer layer.

Therefore, the caption file according to the present invention adopts a method in which the characters constituting the caption file are processed as graphics, unlike the existing text system, so that various types of fonts can be provided as well as when the characters are enlarged. Edo characters are not broken. In addition, the visual effect of the caption character can be further enhanced according to the attribute information of the character added to the character.

After inputting text and font information corresponding to the voice of audio data, the caption file is stored by designating a file name for each designated language. In the step of saving the caption file, the caption editor is authorized by adding caption file information related to the caption file such as the caption editor program identifier, caption program version, user name, caption file creation date, caption file writing language, and error check code. Only the user who received the MP3 player device can output the audio data and the caption file.

Hereinafter, the user interface provided in the process of generating a caption file of MP3 Player according to the present invention will be described.

2 is a diagram illustrating a user interface for generating a caption file of an MP3 player according to the present invention. Referring to the figure, 'Effects of global warming.mp3' is selected 212 as the audio data file, and English and Korean are selected 222 as the language of the text corresponding to the audio signal of the audio data. The audio data file may be designated through the music file selection menu 210. In this case, the text corresponding to the voice signal of the audio data may refer to the pre-written text file (224) to additionally input 230 only the time information on which the caption text is displayed. In the present embodiment, a case where an English language corresponding to an audio signal of audio data is read into a text file and displayed on a user interface provided by a caption editor is illustrated.

When the content corresponding to the audio signal of the audio data is input as characters constituting English and Korean (220), the synchronization of the output of the English and Korean characters may be adjusted while simulating the state displayed on the LCD of the MP3 player. In this embodiment, the caption character corresponding to English at the time corresponding to '27: 19 'is' publication Nature. They say, 'and the caption character corresponding to Korean was announced. They're output 250 in sync.

After a character corresponding to a voice signal of audio data is input, a caption file is generated and stored for each designated language. If the designated language is English, the caption file is designated as 'Effects of global warming.KT1'. If the designated language is Korean, the caption file is designated as 'Effects of global warming.KT2' (222). This can be done through the selection of the lyrics file storage menu 240 shown.

In the above embodiment, when a selection menu for font information is not illustrated, a specific font is designated as a default. In the caption editor, a user interface may be added to the font information menu for selecting one of the fonts described in FIG. 1 or a new font suitable for being displayed on the LCD of the MP3 player as the font information of the character.

3 is a view showing the structure of a caption file generated according to the present invention. Referring to the figure, the caption file according to the present invention is composed of a file information unit and a data unit.

The file information section includes a caption editor program identifier (2 bytes), a caption editor program version (2 bytes), a user name (20 bytes), a creation date (8 bytes), a writing language (3 bytes), an error check code (2 bytes), and A spare area (27 bytes) is included.

The data portion includes a field indicating character type (1 byte), data (16 to 256 bytes), and character position (4 bytes). The basic unit of the data unit is preferably configured by a line unit displayed on the LCD of the MP3 player device. For example, when the data is 16 bytes, a text character having only character code (2 byte) information ( 2 bytes) shows 8 characters, and 256 bytes shows 8 characters of graphic characters (32 bytes) using the bitmap method using 16 x 16 pixels.

4 is a block diagram of an MP3 player displaying a caption file generated according to the present invention. Referring to the figure, the MP3 player device according to the preferred embodiment of the present invention is a card interface 402 for connecting to a memory card that stores audio data and caption file, RAM 406 is stored the audio data and the caption file A command input unit 414 for inputting a user command, a ROM 404 for storing an operating system for reproducing the audio data and the caption file, a codec unit 412 for converting the audio data into a voice signal, and the codec unit A converter 420 for converting an output signal into an analog signal, an audio driver 418 for outputting the analog signal, an LCD driver 416 for displaying characters of the caption file on the LCD, and a playback command through the command input unit The control unit 408 and 410 control the output of the voice signal and the text in synchronization with the voice signal and the text.

In particular, the audio data includes at least one voice signal, the caption file includes a character corresponding to the voice signal, and the character is added with font information in a predetermined language.

The memory card further stores a font file, and the font file is stored in the RAM 406 through the card interface 402. The memory card may use a smart media card (SMC) or a multi media card (MMC).

The control unit 408 or 410 controls to output the text according to the font information by referring to the font file when outputting a voice signal and a text.

The MP3 player device according to the present invention may further include an FM transmitter 422 for transmitting the voice signal through a predetermined frequency to the FM radio receiver mounted in a vehicle. As a result, the audio signal output from MP3 is reproduced in high quality through the audio speaker mounted in the vehicle. The predetermined frequency may be a channel to which no broadcast is allocated in the region in which the vehicle is operated among FM frequency channels existing in the 88.1 MHz to 107.9 MHz band, which may be designated through a manual or automatic channel selection function.

5 is a diagram illustrating an MP3 player displaying a caption file generated according to the present invention. Referring to the drawing and the operation of outputting a caption file according to the present invention with reference to FIG. 6, first, the user accesses a website that provides an audio data file, a corresponding caption file and a font file of the caption file. Download them. The personal computer may obtain the audio data file, the caption file, and the font file of the caption file not only online, such as the Internet, but also through an offline medium, ie, a floppy disk, a CD-ROM, or a floppy disk.

The memory card stores the audio data file, the caption file and the font file through the input / output interface of the personal computer, in particular the USB interface, and is then inserted into the MP3 player memory card interface 402.

The user first selects the load button 510 and loads the audio data file to be output as voice through the MP3 player device into the RAM 406. In this case, it is preferable that the caption file and the font file corresponding to the audio data file are simultaneously loaded into the RAM 406.

Then, when the play button is selected for outputting the loaded audio data file, the characters of the caption file are output to the LCD of the MP3 player device in synchronization with the audio signal. In this case, the user may select one or more of the provided caption files (512). Information about the selected caption file is preferably stored and managed as a file with the extension cfg.

In the present embodiment, a state 514 is displayed in which the English language 'atmosphere has begun to affect' and the Korean language 'influence life' are displayed at a time of '00: 14 '. In the present exemplary embodiment, two languages of English and Korean are selected. However, the present invention is not limited thereto, and when there are caption files generated in a plurality of languages, two or more languages may be selectively output.

Others have functions for normal operation of MP3 player devices, such as selecting the repeat section, stopping, and selecting the next audio file.

6 is a flowchart illustrating a process of generating a caption file of an MP3 player according to another embodiment of the present invention. Referring to the drawing, a process of generating a caption file of an MP3 player according to another embodiment of the present invention includes an audio data selection step (S610) and a graphic frame input step (S620).

The audio data selection step (S610) is a step of selecting an audio data file to be output through the MP3 player device as described above with reference to FIG. 1. The audio data includes one or more audio signals.

The graphic frame input step (S620) is a step of designating and inputting a graphic frame corresponding to the voice signal. The graphic frame represents an image representing the content of the audio signal as an image, and may be an image file such as a production graphic data, a photo, a video cut, or the like containing a fairy tale, cartoon, or advertisement. The graphics frame method may use a bitmap method or a vector graphics method, and in particular, when using a GIF or JPEG format bitmap method supported on the Internet, it is preferable to secure high compatibility.

When the graphic frame is in accordance with the bitmap method, one graphic frame may be expressed in a size of 128 x 16 pixels [204 bit (256 bytes)], and the four graphic frames are synchronized and displayed on the LCD of the MP3 player. The graphic screen is made. In the present exemplary embodiment, the LCD of the MP3 Player is configured with four lines, and a graphic frame is designated for each line to display one graphic screen. However, the present invention is not limited thereto, and the lines may be expanded or reduced. It is self-evident to. Therefore, when the entire LCD window is composed of one line, the graphic frame itself having a size of 128 x 64 pixels is composed of one graphic screen.

The process of storing the audio signal and the graphics frame and the caption file are the same as those described with reference to FIG. 1.

The caption file generated by the above process has a structure in which the caption file includes a caption file information unit and a data unit, and the caption file information unit includes at least one of a caption program identifier, a caption program version, a user name, a creation date, a creation method, and an error check code. The data unit includes one of graphic frame types, graphic frame data, and graphic frame display information. The creation method may be either a bitmap or vector graphic method, and the type of the graphic frame is the same as the content described with reference to FIG. 3 except that the information on the graphic format such as gif and jpeg is displayed.

Hereinafter, a user interface for generating a caption file of an MPS player according to another embodiment of the present invention will be described.

7 is a diagram illustrating a user interface for generating a caption file of an MP3 player according to another embodiment of the present invention. Referring to the figure, 'ildlife Reacting to Climate Changes.mp3' is selected as the audio data file, and a graphic frame corresponding to the audio signal of the audio data is input (710). By inputting the graphic frame at the time when the graphic frame of the input of the graphic frame is displayed. In this embodiment, the LCD of the MP3 Player is composed of four lines, and the corresponding graphic frames are input for each line, that is, 'irtccpic10-1.gif, irtccpic10-2.gif, irtccpic10-3.gif, irtccpic10-4.gif'. do. Here, irtccpic10-1 means a graphic frame corresponding to the first line constituting the 10th graphic screen.

In addition, as described above with reference to FIG. 2, the synchronization of the graphic screen may be adjusted while simulating the audio signal of the audio data and the output state 720 of the graphic screen corresponding thereto.

The MP3 player device for displaying a caption file generated according to another embodiment of the present invention includes a card interface for accessing a memory card storing audio data and a caption file, a RAM in which the audio data and the caption file are temporarily stored, A command input unit for inputting a command, a ROM storing an operating system for reproducing the audio data and the caption file, a codec unit for converting the audio data into a voice signal, a converter for converting the output signal of the codec unit into an analog signal, An audio driver for outputting the analog signal, an LCD driver for displaying the graphic frame of the caption file on the LCD, and when a play command is inputted through the command input unit, the audio signal and the graphic frame are synchronized with the voice signal and the graphic frame. It is configured to include a control unit for controlling the output .

The audio data includes at least one voice signal, and the caption file has the same configuration as the MP3 player apparatus described with reference to FIG. 4 except that the caption file includes a graphic frame composed of an image corresponding to the voice signal. In addition, the MP3 player device for displaying the fished caption file according to another embodiment of the present invention further comprises an FM transmitter for transmitting the voice signal through a predetermined frequency to the FM radio receiver speaker mounted on the audio Can be output through

8 is a diagram illustrating an MP3 player displaying a caption file generated according to another embodiment of the present invention. Referring to the drawing, an MP3 player displaying a caption file generated according to another embodiment of the present invention outputs the audio data file generated in FIG. 7 and a caption file corresponding thereto. In the present embodiment, a grip pack screen composed of four graphic frames is displayed at a time of '00: 48 '. The operation method of the other MP3 player device is as described above.

On the other hand, the present invention is not limited to the above-described typical preferred embodiments, but can be carried out in various ways without departing from the gist of the present invention in a variety of improvements, modifications, substitutions or additions in the art Those who have knowledge will easily understand. If such improvement, change, substitution or addition is carried out within the scope of the appended claims, the technical idea should also be regarded as belonging to the present invention.

As described in detail above, according to the present invention, by adding font information to a character corresponding to an audio signal of audio data and generating and displaying a caption file for each specified language, in accordance with the trend of internationalization of MP3 players, This has the effect of displaying caption files.

In addition, the caption file including the font information is displayed as characters of various fonts, sizes, and attributes through the MP3 player device, thereby having a different effect of satisfying various expression needs of young people who are the main demand class of the MP3 player.

In addition, there is another effect of viewing a graphic screen corresponding to a voice signal of audio data as well as text as a caption file to view a graphic screen such as a fairy tale book, a comic book, an advertisement through an MP3 player.

Claims (12)

A card interface for accessing a memory card storing audio data and caption files, a RAM for temporarily storing the audio data and the caption file, a command input unit for inputting a user's command, and an operating system for reproducing the audio data and caption file A codec unit for converting the audio data into a voice signal, a converter for converting the output signal of the codec unit into an analog signal, an audio driver for outputting the analog signal, and an LCD for displaying the characters of the caption file on the LCD. In the MP3 player comprising a driving unit, a control unit for controlling the output of the voice signal and the character in synchronization with the voice signal and the character when the command is input through the command input unit, The audio data includes at least one voice signal, the caption file includes a character corresponding to the voice signal, and the character is added with graphic font information in a predetermined language, The graphic font file is further stored in the memory card and the graphic font file is stored in the RAM through the card interface, And the controller controls to output the text according to the graphic font information by referring to the graphic font file when outputting a voice signal and a text. The method of claim 1, An MP3 player device for displaying a graphic caption file further comprising an FM transmitter for transmitting the voice signal to a FM radio receiver through a predetermined frequency. The method of claim 1, The caption file selects audio data including at least one voice signal, specifies at least one of a plurality of languages, inputs a character corresponding to the voice signal in the designated language, and supplies graphic font information to the character. In addition, MP3 player device for displaying a caption file of the graphic type, characterized in that generated for each of the specified language. The method according to claim 1 or 3 above, The caption file has a structure including a caption file information unit and a data unit, The caption file information unit includes at least one of a caption program identifier, a caption program version, a user name, a creation date, a writing language, and an error check code. The data unit MP3 player device for displaying a caption file of the graphic method, characterized in that the data unit is configured to include the type of character, character code, character display information, graphic font information of the character. The method of claim 4, wherein And the graphic font information includes at least one of graphic font of character, style of character, type of character, size of character, and attribute of character. The method of claim 5, The MP3 player device for displaying a caption file of a graphic type, characterized in that the type of the character is one of a full-width, half-width and pictogram. The method of claim 5, The MP3 player device for displaying a graphic caption file, characterized in that the graphic font of the character is created by any one of a bitmap method, a true type method, a vector method, an outline method, and an open type method. A card interface for accessing a memory card storing audio data and caption files, a RAM for temporarily storing the audio data and the caption file, a command input unit for inputting a user's command, and an operating system for reproducing the audio data and caption file A ROM, a codec unit for converting the audio data into a voice signal, a converter for converting the output signal of the codec unit into an analog signal, an audio driver for outputting the analog signal, and a graphic frame of the caption file to be displayed on the LCD. In the MP3 player comprising a LCD driving unit, a control unit for controlling the output of the audio signal and the graphic frame in synchronization with the audio signal and the graphic frame when a play command is input through the command input unit, And the audio data includes at least one voice signal, and the caption file includes a graphic frame composed of an image corresponding to the voice signal. The method of claim 8, An MP3 player device for displaying a caption file of a graphic method comprising a graphic frame further comprising an FM transmitter for transmitting the voice signal to a FM radio receiver through a predetermined frequency. The method of claim 8, The caption file is an MP3 player device for displaying a caption file of a graphic type, wherein the caption file is generated by selecting audio data including at least one voice signal and inputting a graphic frame composed of an image corresponding to the voice signal. . According to claim 8, The caption file has a structure including a caption file information unit and a data unit, The caption file information unit includes at least one of a caption program identifier, a caption program version, a user name, a creation date, a creation method, and an error check code. The data unit MP3 player device for displaying a caption file of the graphics system, characterized in that the data unit comprises a graphic frame type, graphic frame data, graphic frame display information. The method of claim 8 or 11, The MP3 player device for displaying a graphic caption file, characterized in that the graphic frame is created in a bitmap method.