KR100609171B1 - Apparatus and method music play control using function keys of earphone - Google Patents

Abstract

The present invention relates to a music reproduction control apparatus and a method of a music reproduction apparatus using a function key of an earphone, which enables the music reproduction control of a device through an earphone device, in particular, the earphone according to the present invention. The music playback control method using the function keys of scans an external key input from the left / right function keys installed on the main body of the earphone, and when a key signal is input from any one of the function keys, the value of the input function key is inputted. Recognize and perform music playback control with a preset function according to the value of the recognized function key.

Earphone, function key

Description

Apparatus and method music play control using function keys of earphone}

1 is a schematic block diagram showing a system configuration of a conventional music player.

2 is a perspective view showing an example of a conventional music player.

3 is a music playback control device using a function key of the earphone according to the present invention, the connection configuration of the earphone and the main set.

4 is a system configuration diagram of a music reproducing apparatus according to the present invention.

5 is a flowchart illustrating a music reproduction control method using a function key of an earphone according to the present invention;

FIG. 6 is a flowchart illustrating a playback or song skip control method using a function key of an earphone according to a first embodiment of the present invention.

7 is a flowchart illustrating a volume control method using a function key of an earphone as a second embodiment of the present invention.

8 is a flowchart illustrating a method for controlling section repeat play using a function key of an earphone as a third embodiment of the present invention.

9 is a flowchart illustrating a song skip control method using a function key of an earphone according to a fourth embodiment of the present invention.

10 is a flowchart illustrating a mute or pause control method using a function key of an earphone as a fifth embodiment of the present invention.

FIG. 11 is a flowchart illustrating a regeneration control method according to the number and degree of pressing of function keys of an earphone according to a sixth embodiment of the present invention. FIG.

12 is a flowchart illustrating a function key setting method of the earphone according to the seventh embodiment of the present invention.

<Explanation of symbols for the main parts of the drawings>

100 ... main set 102 ... port

115 ... key input 120 ... display

125 Power supply 130 Control unit

135 ... decoder 140 ... D / A converter

145 Audio output 150 Earphone jack

151,153 ... Earphone body 152,154 ... Function key

160 ... Microcomputer

The present invention relates to an apparatus and method for controlling music reproduction using an earphone function key, wherein the earphone main body is provided with a function key, and the music key of the apparatus can be controlled using the function key.

Moving Picture Experts Group (MPEG) is a group of video and multimedia experts that have been 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 stands for MPEG-1 Audio Layer-3, which is one of the audio parts of MPEG technology. By applying MPEG audio compression technology, audio sound information of a CD can be reduced to 1/12.

As such, advances in science and digital audio data processing technology have resulted in portable digital audio players, such as memory means and MP3 players, which enable the accumulation of sound data (ie, audio sound information) in addition to conventional sound storage media such as cassette tapes and the like. Enabled the development of.

MP3 players commonly used in recent years have built-in memory means, so that the desired sound data can be reproduced for a long time without deterioration of sound quality even without inserting a conventional sound storage medium.

1 is a block diagram of a typical portable audio player.

Referring to FIG. 1, the MP3 player includes a key input unit 15, a display unit 20, a power supply unit 25, a control unit 30, a decoder 35, a D / A converter 40, and an audio output unit 45. ), The earphone jack 50.

The key input unit 15 is a key input means for controlling the operation of the system, the music playback control, the display unit 20 is the music file recognition information of the MP3 storage unit 55, the music file information being reproduced (for example For example, it is a means for displaying the name of the song, the playing time, the sequence number of the song, etc.), the operation state of the MP3 player, and the like. The display unit 20 determines the displayed information according to what function the MP3 player includes, and may display all the information that needs to be notified to the user among the function information operable by the MP3 player. .

The power supply 25 is a means for providing power required for performing normal operation. The power supply 25 may be, for example, a portable power supply such as a rechargeable battery, a battery, or an adapter connection for allowing driving power to be applied from an external power source.

The controller 30 controls the entire system for music reproduction control. For example, the key input unit 15, the display unit 20, the decoder 35, and the MP3 storage unit may output the MP3 file selected through the key input unit 15 by the user's operation through the earphone jack 50. (55) to perform a function for controlling.

The decoder 35 performs a function of reading and decoding the information of the MP3 file stored in the MP3 storage unit 55 under the control of the controller 30 to generate audio digital data.

The D / A converter 40 is a means for converting audio digital data generated by the decoder 35 into an analog signal to generate audio analog data.

In addition, the audio output unit 45 amplifies and waveform-shapes the audio analog data received from the D / A converter 40 and converts the amplified audio analog data into the earphone jack 50. (2) means that the user can listen to the sound data in the best condition.

2 is a perspective view showing an example of a conventional portable audio player.

Referring to FIG. 2, the audio player 1 includes a display unit 20 on the front thereof to display various functions, playback information, and the like, and a plurality of key input units 15 are provided at the lower end thereof.

The key input unit 15 may include a play button 10, a button 11 for quickly or slowing down the playback and search speed, a stop button 12, a pause button 13, a volume button 14, and a hold switch. 12, menu button, recording button and the like. Here, the play button 10 includes a power on / off function and a play function according to the time pressed.

In the audio reproducing apparatus 1, a button exposed to the outside, in particular, a reproducing button or the like is unnecessarily pressed. That is, after carrying the audio playback device (1) while on the go to store in a pocket or bag, etc., the earphone jack 50 is connected to listen to music to the left and right earphone body (52, 53), the hold switch (9) Use to hold the button state.

However, since the earphone bodies 52 and 53 and the playback device 1 are used at a predetermined distance from each other, there is an inconvenience in controlling the volume or the song skip function of the remote controller or the main body key during exercise or movement. do.

 The first object of the present invention is to install a function key on the earphone main body and to perform various music reproduction control of the music player using the function key.

A second object of the present invention is to control music reproduction through a function key value preset in the device according to the selection of the left / right function keys of the left / right earphone main body.

The third object of the present invention is to combine the values of the left and right function keys of the left and right earphones with the parameters of the current operating state of the device to play / stop, adjust the volume, skip the song, set the repeat section, pause / mute, and the like. In at least one of the functions of the control to be able to control.

According to the present invention, by installing a function key in the earphone main body, it is possible to directly perform the function control according to the music playback of the music playback device through the function key of the external earphone.

An apparatus for controlling playback of a music reproducing apparatus using a function key of an earphone according to the present invention includes a key input unit for inputting a key signal, a music file storage unit for storing music files, a controller for controlling the entire system, and an audio output unit. A music reproducing apparatus for outputting the stored music file to an audio output unit, the left / right earphones having one end connected to the music reproducing apparatus and a line connected to the earphone jack and outputting a voice signal transmitted through the earphone jack to the outside An earphone device installed on the main body, the left / right earphones, and including a left / right function key to which a key signal for controlling music reproduction of the user is input;

Included in the music playback device, Earphone function control means for receiving a signal input from the left / right function keys of the earphone device, and performs the music playback control to recognize the received signal and perform the corresponding function Characterized in that.

Preferably, the two function keys installed in the left and right earphone bodies are connected to the ports of the earphone function control means, respectively, as data lines.

Preferably, the two function keys installed on the left / right earphone main body are set to be opposed to each other.

Preferably, the two function keys installed on the left and right earphone bodies include an inverter key or a toggle key.

Preferably, the music play / stop and / or song skip control may be performed through two function keys installed in the left and right earphone bodies.

Preferably, the volume increase / decrease and / or volume mute / pause is performed through two function keys installed in the left / right earphone main body.

On the other hand, the playback control method of the music playback device using the function key of the earphone according to the embodiment of the present invention, in the music playback control method of the music playback device connected to the earphone, input from the left / right function keys installed on the main body of the earphone Scanning the external key input; Recognizing a value of the input function key when a key signal is input from any one of the left and right function keys; And controlling music reproduction with a preset function according to the value of the recognized function key.

Preferably, after checking the current device operation state when the function key is input, if the current device operation state is the music playback stop state, it controls the music playback or song skip according to the left or right function key.

Preferably, the music play or reverse song skip operation is performed according to the number of inputs of a specific function key among the left and right function keys, and the forward song skip operation is performed according to the input of the remaining function keys. do.

Preferably, after checking the current device operation state when the function key is input, if the current device operation state is the music playback state, it is controlled to increase or decrease the volume according to the left or right function key.

Preferably, when the function key is input, the current device operation state is checked, and as a result of the check, if the current device operation state is a music reproduction state, the control is performed by forward or reverse song skip.

Preferably, checking the current device operation state when the function key is input; As a result of the check, if the current device operation state is a music playback state, the start point of the interval repetition is set by one specific function key, and the end point repetition end time is set by the remaining function keys after the section repetition time point is set. step; And repeating playback of the set section at the same time that the end point of the section repetition is set.

Preferably, checking the current device operation state when the function key is input; Muting or pausing with a left or right function key if the current device operation state is a music reproduction state as a result of the checking; Thereafter, when a left / right function key is input, a playback or song skip operation is performed.

In addition, the music playback control method using the function key of the earphone according to another embodiment of the present invention, in the music playback control method of the music playback device connected to the earphone, input from the left / right function keys installed on the main body of the earphone Scanning the external key input; Recognizing a value of a function key based on a number of times of pressing or a time of pressing the function key and a current device operation state when a key signal is input from any one of the left / right function keys; And controlling music reproduction with a preset function according to the value of the recognized function key.

Preferably, the volume up / down is controlled according to the number of times of pressing a specific function key among the function keys, and one song or a song skip continuous operation is controlled according to the pressing time of the other function key. .

An apparatus and method for controlling music reproduction using a function key of an earphone according to an exemplary embodiment of the present invention will be described with reference to the accompanying drawings.

3 is a diagram illustrating a connection configuration between an earphone device (hereinafter referred to as “earphone”) and a main set in the apparatus for controlling music playback using a function key of the earphone according to the embodiment of the present invention, and FIG. System configuration diagram of a music player.

3 and 4, the main set 100 of the portable player includes a microcomputer 160, earphones are connected, and the earphones are earphone jacks 150 and left / right earphone bodies 151 and 153. ), Left and right function keys (F _L , F _R ) 152, 154. Here, the earphone is an earphone device including a handset, earphone, and the like.

The earphone jack 150 and the earphone main body 151, 153 is connected integrally with a line (line), the earphone jack 150 is attached / detached to the earphone jack connection terminal of the main set 100, left / right earphone main body 151 and 153 outputs an audio signal transmitted through the earphone jack 150 to the outside.

The left and right function keys 152 and 154 are integrally installed at arbitrary positions on the left and right earphone bodies 151 and 153. For example, the function keys 152 and 154 may be installed at predetermined positions on the rear or outer circumferential surface of the earphone main bodies 151 and 153 for the user's key selection. In addition, the function keys F _L and F _R 152 and 154 provided in the left earphone main body 151 and the right earphone main body 153 are constituted by, for example, an inverter key or a toggle key.

In addition, an earphone line connecting the earphone jack 150 and the earphone main bodies 151 and 153 may include a signal line (S), a ground terminal (G: GND), and a data line (D :) for signal transmission of the function keys 152 and 154. Data line) is configured.

Meanwhile, the main set 100 includes a microcomputer 103 for receiving selection signals of the left and right function keys 152 and 154 and some elements of the configuration of FIG. 4. The microcomputer 160 has ports for receiving signals of the left and right function keys 152 and 154, respectively, and a program for internally determining input signals of the left and right function keys 152 and 154 selected by the user. Is implemented.

That is, the microcomputer 160 adds functions for music reproduction control through the left / right function keys 152 and 154, for example, play / stop, skipping forward and backward songs, increasing and decreasing the volume. (DOWN), section start and end time setting, mute and pause at least one function can be added.

The main set 100 includes an MP3 storage unit 155, a controller 130, a decoder 135, a D / A converter 140, an audio output unit 145, and a microcomputer 160. The controller 130 interfaces with the key input unit 115 and the display unit 120, and the power supply unit 125 supplies power to each unit of the system.

Referring to the operation of the music playback control device using the function key of the earphone as follows.

First, when the earphone jack 150 is connected to the main set 100, it is recognized. Then, when a specific function key 152, 154 of the earphone main body 151, 153 is selected by the user, the microcomputer 160 is external. The music playback control is performed by recognizing the input confirmation and the confirmed key value through the key input scan and then transmitting the received key value to the controller 130.

Here, when the left or right function keys 152 and 154 are selected, music selection is performed and music playback is performed. If the right function key 152 is briefly selected, music playback is performed. However, if the user selects twice a short time, the omnidirectional song skip operation is performed. If the left function key 154 is selected, the reverse song skip operation is performed. As you play, the music file is selected.

Also, depending on the selection of the left or right function keys 152 and 154 of the left or right earphone main body 151 and 153 during the current music playback, the music playback stops or the volume is increased or decreased (UP / DOWN), forward / reverse You can control the direction song skip, section start / end point setting, etc.

In other words, the control unit 130 selects the music file stored in the MP3 storage unit 155 by the function key. The selected music file is decoded into an audio signal by the decoder 135 and then through the audio output unit 145 to the left and right earphone main bodies 151 and 153 through the earphone jack 150 mounted on the main set 100. Is output.

Subsequently, when the function keys 152 and 154 of the earphone jack 160 are selected by the user during music playback, the microcomputer 160 recognizes this and notifies the control unit 130, thereby through the control unit 130. Music playback control is performed.

In addition, the microcomputer 160 has music play / stop, volume control, and song on the basis of the respective presses, the number of presses, the amount of press time, the current music playing state, and the like for the two function keys F _L and F _R. Since values such as skip control and mute / pause are stored, after determining input signals of the left and right function keys 152 and 154, the controller 130 is notified to control the music reproduction. In addition, after the user enters the adjustment mode of the left and right function keys through the key input unit 115, the change of the direction of the function keys (R-> L) (L-> R) or the function change and confirmation of the function keys is performed. It becomes possible.

Meanwhile, in the present invention, at least one or more function keys may be provided in the left or right earphone main bodies 151 and 153, and a port of the microcomputer is assigned to correspond to the function keys.

5 is a flowchart illustrating a music reproduction control method using a function key of an earphone according to the present invention.

Referring to FIG. 5, the music reproducing apparatus checks whether the earphone jack is connected in the power-on state (S10) (S12). When the earphone jack is connected, the key input for the function key of the external earphone body is scanned (S14).

At this time, when an input is generated from any one of the left and right function keys of the earphone main body by the user (S16), the function key value is recognized through the operation state of the current device and the function keys (R or L), respectively. (S18, S20). The music reproduction control of the device is performed according to the recognized function key value (S22).

That is, after confirming the key input, the number of key inputs, and the key input duration through the function keys of the external earphone main body, the play / stop of music, volume increase / decrease (UP / DOWN), and repetition section are set from the current device's operating state. , Skipping songs, etc.

Hereinafter, a music reproduction control method using a function key of the earphone according to an exemplary embodiment of the present invention will be described.

6 is a flowchart illustrating a reproduction or song skip control method using an earphone function key according to a first embodiment of the present invention.

As shown in FIG. 6, in a state in which music playback is stopped (S101), an input of an external function key through the earphone jack is scanned (S102), and a check is made that a left (L) or right (R) function key is input. (103).

As a result of the check, when the right (R) function key is input, it is checked whether it is one short time or two short successive times (S105). If the result of the check is one short time, the music is played back (S107). If it is a time to perform a forward song skip operation (S108). As a result of checking in step S103, if a function key is selected, a reverse song skip operation is performed (S109).

Here, as another example of the song skip operation, if the right function key is pressed for a predetermined time or more, the forward song skip operation is continuously performed, and if the left function key is pressed for a predetermined time or more, the reverse song skip operation is continuously performed.

In addition, when one of the function keys of the left and right function keys is selected, the value of the selected function key is combined with the current operation state of the device (that is, playback stop) to recognize the preset function and then perform music playback control. do.

7 is a flowchart illustrating a volume increase or a volume decrease using a function key of the earphone according to the second embodiment of the present invention.

As shown in FIG. 7, music is played (S111), and in that state, a key input to an external, that is, a function key of the earphone jack is scanned (S113). At this time, if there is a key input from the left or right function key of the earphone main body, it is checked whether the left or right function key (S115). As a result of the checking in step S115, if the right function key, the volume is increased (S116), if the left function key, the volume is reduced (S117).

This second embodiment increases or decreases the volume by combining a function of music being played and one of the left and right function keys.

8 is a flowchart illustrating a method for repeating section control using an earphone function key as a third embodiment of the present invention.

As shown in FIG. 8, music is reproduced (S121), and in that state, a key input to an external, that is, a function key of the earphone jack is scanned (S123). At this time, if there is a key input from the left or right function key of the earphone body, it is checked whether the left or right function key (S125).

As a result of the checking of the step S125, if the right function key is input, it is set as the start point of the section repetition (S127), and then, the process moves to the step S121. In step S128, the set section is repeatedly played.

Here, the interval repetition start time point and the end time point may be possible by selecting one of the right function key and the left function key. In addition, the left function key may be a key signal for setting the section start point, or the right function key may be a key signal for setting the section end point.

9 is a flowchart illustrating a song skip control method using a function key of an earphone according to a fourth embodiment of the present invention.

As shown in FIG. 9, music is played (S131), and in that state, a key input to an external, that is, a function key of the earphone main body is scanned (S133). At this time, if there is a key input from the left or right function key of the earphone body, it is checked whether the left or right function key (S135).

As a result of the checking in step S135, when the right function key is input, the forward song skip is performed (S137), and when the left function key is input, the reverse song skip operation is performed (S138).

Here, the functions of the two function keys can also be changed. That is, the right function key may be set as a reverse skip and the left function key may be set as a forward song skip. That is, the two function keys may be set to functions that are opposed to each other.

10 is a flowchart illustrating a mute or pause control method using a function key of an earphone as a fifth embodiment of the present invention.

As shown in FIG. 10, music is reproduced (S141), and in that state, a key input to an external, that is, a function key of the earphone main body is scanned (S143). At this time, if there is a key input from the left or right function key of the earphone body, it is checked whether the left or right function key (S145).

As a result of the checking of step S135, when the right function key is input, the current state is muted (S147), and when the left function key is input, the pause operation is performed (S148). Here, when any function key is input in the mute or pause state, music play or song skip operation is performed.

FIG. 11 is a flowchart illustrating a volume control method and a song skip control method according to the number of presses and the degree of pressing of a function key of an earphone according to a sixth embodiment of the present invention.

As shown in FIG. 11, when the earphone jack is connected to the main set and the music is played, the key input for the function key of the earphone main body is scanned (S154). In this case, when the function key is input, it is checked whether the left or right function key is input (S155).

As a result of the checking in step S155, if the right function key is input, the volume is turned up if the input is short once, and the volume is turned down if it is short twice (S157). As a result of checking in step S155, when the left function key is input, if the input is short, the song skip operation is performed in units of one song, and when it is pressed, the song skip operation is continuously performed (S158).

12 is a flowchart illustrating a method of adjusting an external function key according to a seventh embodiment according to the present invention.

As shown in FIG. 12, when the external function key adjustment mode is selected by the user, it is checked whether the left / right function key is set in the direction (S161, S163). When the left / right function key is set in the direction, the left function key is turned on. The right function key changes direction, and the right function key changes direction (S164). This may allow the user to switch the left / right direction of the function key after wearing the earphone or before wearing it.

Then, it is checked whether the function is changed according to the left / right function key (S165). If the function is changed, the function of the left / right function key is checked and the function is changed (S167). After saving these changes (S169), it ends.

Here, in order to adjust the external function key, the user may change the adjustment mode on the screen of the portable playback device or perform a function key adjustment through an application after connecting to a computer.

In addition, although the two function keys are each set only as a single function, a combination of the two function keys may add any function. In other words, pressing another key while pressing one function key may enter a preset function.

So far, the present invention has been described with reference to the preferred embodiments, and those skilled in the art to which the present invention pertains to the detailed description of the present invention and other forms of embodiments within the essential technical scope of the present invention. Could be implemented. Here, the essential technical scope of the present invention is shown in the claims, and all differences within the equivalent range will be construed as being included in the present invention.

As described above, according to the apparatus and method for controlling music playback using the function key of the earphone main body according to the present invention, by installing the function keys of the left and right earphone main body and implementing a function for music playback control, Through at least one function of playing / stopping the music, increasing / decreasing the volume, skipping the forward / reverse song, and setting the repetition section, the user can conveniently control the music on the earphone.

In addition, the earphone is provided with a function key for music playback, there is no need to control the music playback directly from the remote control or the main body, it can be adjusted directly from the ear has a convenient effect for the user. In addition, the earphone is provided with a key that is frequently used during music playback, so that the volume and song skip can be easily adjusted in the earphone.

Claims (15)

A music reproducing apparatus including a key input unit for inputting a key signal, a music file storage unit for storing music files, a controller for controlling the entire system, and an audio output unit, and outputting the stored music file to an audio output unit. Earphone jack, one end of which is connected to the music player, a line connected to the earphone jack and the left / right earphone body for outputting the voice signal transmitted through the outside, the left / right earphone body is installed at a predetermined position of the user's selection An earphone including a left / right function key to which a key signal for controlling music reproduction is input; Included in the music playback device, Earphone function control means for receiving a signal input from the left / right function key of the earphone body, and recognizes the received signal to perform the music playback control to perform the corresponding function; Music playback control device using a function key of the earphone, characterized in that. The method of claim 1, Two function keys installed in the left and right earphone main body are connected to the port of the earphone function control means, respectively, as a data line, the music playback control device using the function keys of the earphone. The method of claim 1, Two function keys installed on the left and right earphone main body is set to a function that is opposed to each other music playback control device using a function key of the earphone. The method of claim 1, Two function keys installed on the left and right earphone main body includes an inverter key or a toggle key, the music playback control device using a function key of the earphone. The method of claim 1, Music playback control device using a function key of the earphone, characterized in that through the two function keys installed on the left / right earphone body, music playback / stop and / or song skip control. The method of claim 1, Music playback control device using a function key of the earphone, characterized in that the volume increase / decrease and / or volume mute / pause through the two function keys installed in the left / right earphone body. In the music playback control method of the music playback device connected to the earphone, Scanning an external key input input from a left / right function key installed in the main body of the earphone; Recognizing a value of the input function key when a key signal is input from any one of the left and right function keys; And controlling music playback with a preset function according to the value of the recognized function key. The method of claim 7, wherein After confirming the current device operation state when the function key is input, if the current device operation state is the music playback stop state, the function key of the earphone characterized in that to control the music playback or song skip according to the left or right function key Music playback control method using the. The method of claim 8, A music playback or a reverse song skip operation is performed according to the number of inputs of a specific function key among the left and right function keys, and a forward song skip operation is performed according to the input of the remaining function keys. How to control music playback using function keys. The method of claim 7, wherein After checking the current device operation state when the function key is input, if the current device operation state is the music playback state, using the function key of the earphone, characterized in that the control to increase or decrease the volume according to the left or right function keys How to control music playback. The method of claim 7, wherein When the function key is input, the current device operation state is checked, and as a result of the check, if the current device operation state is a music playback state, control is performed using the function key of the earphone. How to control music playback. The method of claim 7, wherein Checking a current device operation state when the function key is input; As a result of the check, if the current device operation state is a music playback state, the start point of the interval repetition is set by one specific function key, and the end point repetition end time is set by the remaining function keys after the section repetition time point is set. step; And repeating playback of the set section at the same time that the end time point of the section repetition is set. The method of claim 7, wherein Checking a current device operation state when the function key is input; Muting or pausing with a left or right function key if the current device operation state is a music reproduction state as a result of the checking; Thereafter, when a left / right function key is input, a playback or song skip operation is performed. In the music playback control method of the music playback device connected to the earphone, Scanning an external key input input from a left / right function key installed in the main body of the earphone; Recognizing a value of a function key based on a number of times of pressing or a time of pressing the function key and a current device operation state when a key signal is input from any one of the left / right function keys; And controlling music playback with a preset function according to the value of the recognized function key. The method of claim 14, The volume up / down is controlled according to the number of times of pressing a specific function key among the function keys, and one song or a song skip continuous operation is controlled according to the time of pressing the other function key. How to control music playback using function keys.

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