KR20060094626A - Mp3 file replaying system - Google Patents

Abstract

According to the present invention, after storing a music file or a voice file necessary for a predetermined event on a memory card, only the first part of the stored file can be audible within the shortest time. The present invention relates to an MP3 file playback device that can be conveniently operated while visually checking. As described above, the present invention provides a key input unit comprising: a control unit that recognizes a control command applied through the key input unit and outputs a control signal for executing the control command; A numeric input unit and a display unit for displaying a current control state; An MMC card storage unit for detaching the MMC card; A memory unit for storing a file name of an audio file stored in the memory card; And a voice processing unit for reproducing the music file so that the user can listen to the music file, wherein the key input unit comprises: an event progress button unit for reproducing a music file or a voice file preset by the user; A help button for voice output or text display of a preset user manual; And a pre-listen button for reproducing only the first part of the plurality of music files or voice files stored in the memory unit for a predetermined time.

MP3, key input unit, control unit, MMC card, audio processing, numeric input unit, event progress button

Description

MP3 File Replaying System

1 is an external view of an MP3 file playback apparatus according to the present invention.

2 is a block diagram of an MP3 file playback apparatus according to the present invention;

3 is a view for explaining an operation state of a plurality of event progress buttons shown in FIG.

4 is a control flowchart for explaining the operation of the MP3 file reproducing apparatus according to the present invention;

5 is a control flowchart for explaining a procedure of displaying a user manual using the MP3 file reproducing apparatus according to the present invention;

6 is a view for explaining the items of the user manual using the MP3 file playback apparatus according to the present invention.

* Description of the symbols for the main parts of the drawings *

10: key input unit 20: control unit

30: numeric input unit and display unit 40: MMC card storage unit

50: memory unit 60: audio processing unit

70: power supply

The present invention relates to an MP3 file reproducing apparatus, and more particularly, to an MP3 file reproducing apparatus suitable for providing a music file or an audio file necessary for an event such as a military unit, a wedding ceremony, a religious event, a unity conference, and the like without error. It is about.

Conventionally, in order to provide music required for military units, ceremonial halls, religious events, schools, academy events, unity conferences, etc., a cassette tape or a blank CD stores music files or audio files required for the event, and then cassettes at the event hall. Stored music files or audio files were played using a tape or CD player.

If a separate sequence (for example, greetings, encouragement, etc.) is added in the middle of the event, the hoster stops the operation of the playback apparatus, proceeds with the added sequence, and operates the playback apparatus again. Play the audio file.

Also, in recent years, more and more users store MP3 music files that can listen to music files using MP3 playback devices without storing music files on tapes or CDs. The MP3 file is a computer file for recording audio data. The computer user can access the Internet and visit a web site that provides MP3 files to download necessary music files to his computer and listen to them when necessary. It is a compressed file.

Since MP3 files can selectively download only music required by a computer user, they can greatly improve the disadvantage of the conventional CD or cassette tape purchase method.

However, in order to use such MP3 music files or audio files for military bases, ceremonial halls, religious events, schools, academy events, unity conferences, etc. At the event site, the MP3 player must play the music file or the audio file.

Therefore, when the event organizer plays a predetermined music file or a voice file and proceeds with a separate addition procedure in the middle, the player must press the play button and the stop button of the MP3 player alternately according to the situation.

In addition, when the event host conducts various types of events, it is difficult to manage the various types of CDs or memory cards according to the type of event. For example, a division of military units usually needs at least 10 CDs or memory cards, assuming there are usually about 10 different events per month.

In addition, if there is a change in the contents of the music file or the audio file required for the event, a new CD or a memory card containing the music file or the audio file suitable for the event should be produced.

In addition, after the event file is created, in order to check whether the files necessary for the event are normally stored, the created file must be checked in real time while playing the created file in real time.

SUMMARY OF THE INVENTION An object of the present invention is to solve the problems of the prior art mentioned above, and after storing a music file or a voice file required at a predetermined event on a memory card, only the first part of the stored file can be audible within the shortest time. It is for providing an MP3 file playback device.

Another object of the present invention is to provide an apparatus for reproducing an MP3 file which can be conveniently operated while visually checking the reproducing state and control state of a music file or a voice file required for a predetermined event.

It is still another object of the present invention to provide an apparatus for playing MP3 files that provides the contents of a user manual in the form of voice or text.

In order to achieve the above object, the MP3 file reproducing apparatus according to the present invention, a key input unit having one or more control buttons: a control signal for recognizing and executing a control command applied by the user through the key input unit A control unit for outputting a; A numeric input unit and a display unit for displaying a current control state according to the control signal of the controller; An MMC card accommodating unit for attaching and detaching an MMC card according to a user's control; A memory unit for storing file names of one or more audio files stored in a memory card mounted in an MMC card storage unit according to a control signal of the controller; In accordance with the control signal of the control unit is configured to decompress the MP3 music file stored in the memory card, and a sound processing unit for reproducing the music file so that the user can audible,

The key input unit includes an event progress button unit for playing a music file or a voice file preset by a user among a plurality of audio files stored in a memory card mounted in the MMC card storage unit; A help button for voice output or text display of a preset user manual; And a pre-listen button for reproducing only the first front portion of the plurality of music files or voice files stored in the memory unit for a predetermined time period.

According to the feature of the MP3 file playback apparatus according to the present invention, there is an advantage that it can be conveniently operated while directly confirming the playback state and control state of the music file or the audio file required during the predetermined event. In addition, there is an advantage that you can check the contents of the user manual in the form of voice or text if necessary.

Hereinafter, with reference to the accompanying drawings will be described the configuration and operation of the MP3 file playback apparatus of the present invention.

1 is an external view of an MP3 file reproducing apparatus according to the present invention, and FIG. 2 is a block diagram of an MP3 file reproducing apparatus according to the present invention. 1 and 2, the apparatus for reproducing an MP3 file of the present invention includes: a key input unit 10 including one or more control buttons: recognizes and executes a control command applied by the user through the key input unit 10. A control unit 20 for outputting a control signal for performing the control; A number input unit and a display unit 30 for inputting numbers 0 to 9, * and # or displaying a control state of the MP3 file reproducing apparatus according to a control signal of the controller 20; An MMC card storage unit 40 for attaching and detaching an MMC card according to a user's control; A memory unit 50 for storing file names of one or more music files or voice comment files stored in the MMC card mounted in the MMC card storage unit 40 according to a control signal of the control unit 20; A voice processing unit 60 for decompressing the MP3 format music file stored in the MMC card storage unit 40 according to the control signal of the control unit 20 and for reproducing the music file so that the user can audibly listen to it; The power supply unit 70 is configured to supply power to the MP3 file reproducing apparatus under the control of the control unit 20.

1 and 2, the key input unit 10 plays a music file or a voice file preset by a user among a plurality of music files or voice files stored in an MMC card mounted in the MMC card storage unit 40. Event progress button unit 11 for; A single play button unit 12 for playing a music file or a voice file preset by a user among a plurality of music files or voice files stored in the MMC card mounted in the MMC card storage unit 40; Continuous playback button unit 13 for continuously playing a plurality of music files or voice files preset by the user up to 50 files among the plurality of music files or voice files stored in the MMC card storage unit 40; )Wow; A help button 14 for outputting a preset user manual by voice or by text; A stop button 15 for stopping the operation of the MP3 file reproducing apparatus; Continuous repeat play button 16 for continuously and repeatedly playing at least one music file or voice file preset by a user among a plurality of music files or voice files stored in the MMC card accommodating portion 40. and; A repeat play button 17 for repeatedly playing the currently playing file when a plurality of music files or voice files stored in the MMC card mounted in the MMC card storage unit 40 are being played; It consists of a pre-listen button 18 which plays only the first front part of the plurality of music files or audio files stored in the memory unit 50 for a predetermined time (for example, 5 seconds or 10 seconds).

In addition, in Figure 1, reference numeral 1 is a power switch, 2 is a speaker connection terminal, 3 and 4 is a microphone input terminal, 5 is a microphone output unit, 6 is a remote control communication terminal for use by connecting a computer or a remote control, 7 Denotes a microphone volume, 8 denotes an audio volume, 9 denotes an audio level display, and 19 denotes a start button for reproducing a music or audio file corresponding to a number input by a user.

3 is a view for explaining an operation state of a plurality of event progress buttons shown in FIG. Referring to FIG. 3, a lamp having a predetermined shape is embedded in the cap of the plurality of event proceeding buttons 11a-11k, and when the user presses any event proceeding button to proceed with the event, the controller 20 controls the MMC card. The audio processing unit 60 is controlled to play a preset file among music files or voice files stored in the MMC card mounted in the storage unit 40, and the control unit 20 is embedded in the cap of the corresponding event progress button. Control the driving of the lamp.

For example, in FIG. 3, the colors of the first two event progress buttons 11a and 11b are darker than other event progress buttons 11c-11k indicate that the user has already executed the second file. When the third event progress button 11c is displayed as flashing, the third file is currently playing. When the flashing of the third event progress button disappears, the first and second event progress buttons 11a and 11b are displayed. The lamp will go out with the cap. Therefore, the user can visually know that it is the turn to press the fourth event progress button 11d on which the lamp is turned on.

A lamp having a predetermined shape can be mounted inside the cap of the event progress button 11a-11k that can be identified as described above. However, a push button having a height of the button cap is distinguished and an on / off position of the button cap is distinguished. It is also possible to use a switch or the like.

Hereinafter, an operation of the MP3 file reproducing apparatus according to the present invention will be described with reference to the accompanying drawings.

As shown in FIG. 4, a user inserts or mounts an MMC card of a predetermined capacity into a computer and stores one or more music files stored in the computer, or uses a computer capable of Internet, on a computer where an MMC card reader is installed. Access one or more web sites that can be downloaded to download one or more music files to the MMC card (S1). At this time, the extension of the music file or the audio file should be mp3, and the file name should use a file format defined to be recognized by the MP3 file playback device such as 0001. Such a file format can be modified as much as necessary by the user. However, in the exemplary embodiment of the present invention, the file format is defined as a 4-digit number.

Subsequently, the user selects a music file or a voice file necessary for the purpose of an event such as a military unit, a ceremonial hall, a religious event, a school or a school event, a unity conference, and stores a selection list (S2). That is, the first event progress button 11a is pressed, and the required music file name is inputted by the number input unit and the number of the display unit 30 (for example, 0001), and then the confirmation button 19 is pressed. Then, the control unit 20 stores the selected file name in the memory unit 50, and when the user presses the first event progress button 11a, a control command to play the file of 0001 is set.

The user may repeatedly select a music file or an audio file for an event progress required in this manner, and set a control command to play a file having the file name when the user presses the event progress button.

In the embodiment of the present invention, a total of 11 event progress buttons 11a-11k are provided, but the event progress button can be added or subtracted as needed.

In addition, a plurality of single play button 12 may further select a music file or a voice file for the event proceeding to be set to play a file having the file name when the user presses the single play button.

In the manner described above, the user is ready to proceed with the event, and when the user wants to check whether the music file or the voice file selected by the user is normally stored, the user presses the preview button 18 of the key input unit 10 (S3). ).

Then, the control unit 20 can read a file corresponding to the music or voice file list stored in the memory unit 50 from the MMC card mounted in the MMC card storage unit 40 so that only the beginning of each file can be audible for a predetermined time. The process is transmitted to the audio processing unit 60 together with a command to process and output the process (S4).

The audio processor 60 processes only the beginning portion of the file read out from the MMC card according to a control command of the controller 20 and sequentially outputs it through the speaker only for a predetermined time (S5).

Therefore, the user checks whether the music file or the voice file selected by the user is normally stored, and if it is determined that modification is necessary, the user repeats the above-described operation.

Then, when it is time for the user to proceed with the event, first press the first event progress button (11a) (S6).

The control unit 20 recognizes that the first event progress button 11a is selected, and transfers the corresponding file being stored in the MMC card of the MMC card storage unit 40 to the audio processing unit 60 so that the user can hear the audio signal. Process and output through the speaker (S7).

At this time, the control unit 20 controls to flash while turning on / off the lamp embedded in the cap of the first event progress button 11a only while the first music file or the audio file is played as described in FIG. 3 (S8). ).

If the reproduction of the first music file or the audio file is completed, the controller 20 controls to turn off the lamp embedded in the cap of the first event progress button 11a (S9).

Therefore, the user can repeatedly execute the operation described in S6-S8 while sequentially pressing the event progress buttons.

In addition, when the user loses the manual of the MP3 file reproducing apparatus, as shown in FIG. 5, the user presses the help button of the key input unit 10 (S11).

Then, the controller 20 senses that the help button 14 is selected, and displays the manual item as shown in FIG. 6 on the numeric input unit and the display unit 30 (S12).

At this time, the user inputs the code number corresponding to the desired manual item in the numeric input unit and the display unit 30 and presses the confirmation button 19 (S13),

The controller 20 recognizes a code number and a confirmation button input by the user, outputs a voice manual corresponding to the manual content corresponding to the code number through the speaker, and outputs the character manual to the numeric input unit and the display unit 30. (S14).

According to the MP3 file reproducing apparatus according to the present invention described above, although there may be a slight difference depending on the capacity, one can store thousands of audio files with one MMC card of a small size, such as military units, ceremonies, religious events, schools or school events, All music files necessary for events such as competitions can be provided.

In addition, after selecting a music file or a voice file required at a predetermined event in the MMC card, the stored file can be audible in the shortest time, thereby preventing an error that other files can be played during the event.

In addition, it can be conveniently operated while the user visually checks the playing state and control state of a music file or a voice file necessary for carrying out a predetermined event.

In addition, if there is a change in the contents of the music file or the audio file required for the event, a new music file or the audio file corresponding to the event content should be produced.

In addition, even if the user loses the manual, it is very convenient to check the contents of the user manual in the form of voice or text using the help button.

It will be understood that various changes and modifications can be made by those skilled in the art without departing from the technical spirit of the present invention.

Therefore, the technical scope of the present invention should not be limited to the contents described in the embodiments, but should be defined by the claims.

Claims (5)

A key input with one or more control buttons: A control unit for recognizing a control command applied by the user through the key input unit and outputting a control signal for executing the control command; A numeric input unit and a display unit for displaying a current control state according to the control signal of the controller; An MMC card accommodating unit for attaching and detaching an MMC card according to a user's control; A memory unit for storing file names of one or more audio files stored in a memory card mounted in an MMC card storage unit according to a control signal of the controller; In accordance with the control signal of the control unit is configured to decompress the MP3 music file stored in the memory card, and a sound processing unit for reproducing the music file so that the user can audible, The key input unit includes an event progress button unit for playing a music file or a voice file preset by a user among a plurality of audio files stored in a memory card mounted in the MMC card storage unit; A help button for voice output or text display of a preset user manual; And a pre-listen button for reproducing only the first front portion of the plurality of music files or voice files stored in the memory unit for a predetermined time period. The apparatus of claim 1, wherein a lamp having a predetermined shape is embedded in a cap of the event progress button, and the controller controls driving of the lamp according to a playing state of the audio file. The method of claim 2, wherein the control unit, The lamp of the event progress button corresponding to the file of which the reproduction of the audio file is completed is turned off, The lamp of the event progress button corresponding to the currently playing audio file repeats the on / off state while the audio file is playing. MP3 file playback device, characterized in that the lamp of the event progress button corresponding to the audio file to be played back on. The method of claim 1, wherein when the user presses a help button, the controller displays a list of user manual items on the numeric input unit and the display unit, and when the user inputs a code number corresponding to the user manual item on which the user is displayed, the corresponding manual. MP3 file playback device characterized in that for outputting the voice or / and text. The method of claim 1, wherein when the user presses a pre-listen button, the controller transmits an audio file corresponding to the music selection list stored in the memory to the audio processing unit, so that the audio processing unit only the first portion of each audio file. MP3 file playback apparatus characterized in that the audio processing to be audible and sequentially output for a predetermined time.

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