JP4999497B2 - Car karaoke system with part singing assist function - Google Patents

Description

  The present invention relates to an in-vehicle karaoke system provided with a part singing auxiliary function that is installed in a car or the like and outputs a lyric voice of a vocal guide accompanying karaoke performance.

  In recent years, a karaoke system that provides various singing assistance information to a karaoke user and assists the user's singing with a vocal guide has been conceived. In the on-vehicle use of such a karaoke system, it is desired that the output of the lyric sound as a vocal guide can be discriminated at least by the singer, and the same applies to duet songs with different singers for each singing part. is there.

  2. Description of the Related Art Conventionally, when a user sings a song that the user is not used to singing or a song that is very difficult to sing, a karaoke performance device has been introduced that plays a guide vocal sound when the user cannot go along with the accompaniment music. In such a guide vocal function, since the singing assist information is usually emitted from a normal main speaker (sound pressure speaker) that transmits sound by air vibration, the singing assist information can be heard by others, The singers may not like the song assist information being heard by others, and the song assist information and the song voice will be confused, and the song assist information and the song voice will be confused. It is not preferable.

  By the way, it is known from the following patent documents and the like to control the output of a guide vocal of a karaoke performance device or a navigation system voice guide or listening for each area.

JP 2005-242057 A JP 2005-217807 A JP 2005-241271 A

  In Patent Document 1, bone conduction technology, which is a technology for transmitting music and musical sounds through human bones, is adopted in an in-vehicle karaoke system, and singing assist information is output under predetermined conditions along with karaoke performance. Further, it is disclosed that a bone conduction means for transmitting the output singing assist information to the user is attached, and the bone conduction means is incorporated in a seat on which the user is seated.

  In addition, in Patent Document 2, a vehicle-mounted speaker system that has a plurality of seats and allows a passenger appearing in each seat to hear sound output from the speakers is provided with a directional speaker for each speaker. It is disclosed that the directional speakers are arranged so that different sound fields are formed in the respective seats and independent sounds are reproduced for the respective seats.

  Further, Patent Document 3 relates to a car navigation system with a voice guide, in which a directional speaker that outputs a voice guide is disposed in the vicinity of the driver, and a driver-specific speaker and a speaker are disposed in the vicinity of the driver's both ears. When a sound microphone is placed and a voice guide is being output from a directional speaker, a surrounding audio signal is collected by the sound collecting microphone, and the audio signal and a reverse component signal are output from the driver dedicated speaker. Thus, it is disclosed that only the driver can hear only the voice guide.

  However, in the above-mentioned Patent Document 1, when the bone conduction speaker of the bone conduction means is incorporated in the headrest portion of the seating seat and the user's head is in contact with the headrest portion, the bone conduction speaker functions. In order for the bone conduction speaker to function, the head must always be in contact. In addition, in the above-mentioned Patent Document 2, in order to independently reproduce the sound of the directional speaker for each seat, the distributor is controlled by the remote controller for each seat. There is a problem that it is necessary and complicated.

  Further, in the above-mentioned Patent Document 3, only the voice guide can be heard only by the driver, and either the audio signal or the voice guide signal is used as the sound source of either the driver or the passenger. Since the other one is canceled in order to hear it, there is a problem that it cannot be applied, for example, when it is necessary to hear both the performance in karaoke and the guide vocal at the same time.

  Therefore, the present invention has been made in view of the above problems, and does not require a special operation or posture from the karaoke user, and is automatically responsible only for a desired passenger even in a song with different singers for each singing part. An object of the present invention is to provide an in-vehicle karaoke system having a part singing auxiliary function that enables listening to the lyrics of a singing part.

In order to solve the above-mentioned problems, in the invention of claim 1, a karaoke performance is performed based on performance data of a karaoke piece selected by the user, and a part singing auxiliary function having a function of outputting a lyric audio signal upon performance is provided. A karaoke system for in-vehicle use, in addition to a main speaker that outputs performance signals and singing voice signals, a directional speaker dedicated to lyric voice output corresponding to each seat is arranged, and the selected music is a plurality of songs with associating the presence or absence of lyrics sound output by the selection of the music selection user when it is shall be registered managed by the reservation managing unit associating singer another the seat ID and gender when lyrics audio output, the music data A storage unit, a lyrics voice output unit, and an output adjustment switching unit, wherein the music data storage unit includes at least performance data and the performance data; When the lyrics audio data is a plurality of singer songs, the tune data associated with the song information is stored as a song data file when the lyrics audio data is a plurality of song songs, and the output adjustment switching unit is configured to select the song selection from the seat ID and sex of a predetermined number of music associated with the case of multiple singing music piece, it performs control to switch each singing part by specifying the directivity of the speaker of the corresponding, the lyrics sound output unit, the music selection music In the case of a plurality of singing songs , a lyrics voice signal based on the lyrics voice data is sent out for each song part corresponding to the number of singers, and the lyrics voice signal for each song part is sent from the switched corresponding directional speaker. The output is configured.

According to the present invention, in addition to the main speaker, a directional speaker dedicated to lyric sound output is arranged corresponding to each seat associated with a seat ID, and the tuned music is selected from a plurality of singing songs and the lyric sound output is selected. If a shall be reserved managed in association with the singer another the seat ID and gender, also, the music data storage unit for each song, lyrics audio data synchronized with at least performance data and the performance data When the lyric audio data is composed of a plurality of singer songs, the singing information about the singing part is appended and stored, and the singing lyric audio for each singer based on the lyric audio data of the plurality of singer songs with the structure to be output from the directional speaker corresponding to the singer by the seat ID and gender specified when music selection for each part, a special operation Ya karaoke user Without requiring energization, in which it is possible to automatically and audible lyrics speech in charge singing part of the plurality singing music piece only in a desired passenger.

  Hereinafter, the best embodiment of the present invention will be described with reference to the drawings. In this embodiment, the song to be sung will be described as a duet song, but the duet song includes, in addition to gender singing, for example, a harmony song and other gender irrelevant songs. May be replaced with the first, second, etc.

  In FIG. 1, the block block diagram of the vehicle-mounted karaoke system provided with the part song assistance function which concerns on this invention is shown. In FIG. 1, an in-vehicle karaoke system 11 performs a karaoke performance based on performance data of a karaoke piece selected by a user, and has a function of outputting lyrics voice for each singing part at the time of performance. The display unit 13 connected to the karaoke main body 12, the microphones 14A and 14B, the main speaker 15, the directional speakers 15-1A, 15-1B, 15-2A, and 15-2B, and the remote control device 16 is wireless. It is possible to connect with an expression.

  Here, the display unit 13 displays a song selection display, a video at the time of karaoke performance, and a lyrics telop, and has a user interface function linked to an operation panel 35 described later. As the user interface function, for example, a liquid crystal display (LCD) and a touch sensor are stacked and used for input / output, and data such as music selection is input by the touch sensor corresponding to the displayed icon or the like. It is a GUI that can.

  The main speaker 15 outputs a performance signal and a singing voice signal input from wired or wireless (including hand-free) microphones 14A and 14B. In the figure, wireless microphones 14A and 14B are used. The directional speakers 15-1A, 15-1B, 15-2A, and 15-2B are dedicated to guide vocal output, and are arranged corresponding to the seats associated with the seat IDs (described in FIG. 2). . The remote controller 16 has a known configuration, and is exclusively used for selecting a song, setting a key during singing, setting an echo, and the like.

  The karaoke main body 12 includes a bus 21, a central control unit 22, a ROM 23, a RAM 24, a music DB (music database) 25 that is a music data storage unit, a music search unit 27, a reservation management unit 28, a music song output unit 29, and playback control. A unit 30, an operation input IF (interface) 31, a lyrics voice output unit 33, a mixing amplifier 34, an operation panel 35, a reception unit 36, an output adjustment switching unit 37, and an amplifier 38 are provided as appropriate.

  The central control unit 22 is a physical CPU that performs overall process control of the system, and performs algorithm processing based on a program stored in the ROM 23. The RAM 24 serves as a work area for developing and executing various programs. The RAM 24 is a concept that includes, for example, a semiconductor memory and is virtually built on a hard disk.

  The music DB 25 is composed of at least performance data and lyrics voice data synchronized with the performance data, and when the lyrics voice data is a plurality of singer songs, a song with singing information about the singing part is specified as a song data file. This is a database for storing a number, and details will be described with reference to FIG.

  The music selection means 27 is a program for allowing a user to search for and select music by input from the display unit 13 (operation panel 35) or input from the remote control device 16, and is expanded in the RAM 24 and executed. The The reservation management means 28 reserves and manages the music selected by the user using the remote control device 16 (or the operation panel 35 (display unit 13)), and the selected music is selected by the music selector. This is a program that associates the presence or absence of lyric audio output, and in the case of lyric audio output, stores and manages the song code and song name selected in association with the singer's seat ID and gender in a reservation queue, and is expanded in the RAM 24. Executed.

  The music tune output unit 29 is an electronic circuit that digitally reproduces performance data extracted from the music DB 25 using music codes, converts the performance data into analog data, and outputs the analog data to the mixing amplifier 34. The mixing amplifier 34 mixes, amplifies, and outputs from the main speaker 15 the singing voice signal of the singer input from the microphones 14A and 14B and the performance signal sent from the music song output unit 29. .

  The playback control unit 30 outputs the background video data and the lyrics telop data (lyric character data) of the music data extracted from the music DB 25 to the display unit 13 in synchronization with the music performance data during performance. Circuit. The operation input IF 31 is a program or an electronic circuit for ensuring consistency with input signals from the receiving unit 36 that receives transmission signals from the operation panel 35 and the remote control device 16. The operation panel 35 includes operation buttons for selecting a song in addition to echo, left / right balance, volume of output volume from the main speaker 15 in conjunction with the user interface function of the display unit 13. .

  The lyrics voice output unit 33 sends the lyrics voice for each singer of the lyrics voice signal obtained by decoding the lyric voice data for each singing part synchronized with the performance data to the amplifier 38 for each singing part corresponding to the number of singers. A program or electronic circuit. Here, the synchronization is a concept including a predetermined time lag as well as complete synchronization.

  The output adjustment switching unit 37 is a program for performing control to identify and switch the corresponding directional speaker from a predetermined number of seat IDs associated with the selected music piece. Specifically, among the reservation queues in the memory area formed in the RAM 24 in the reservation management means 28, the corresponding directional speaker 15 is determined from the associated male seat ID and female seat ID based on the reservation queue to be played. -N is specified, and the output destination of the amplifier 38 is the directional speaker 15-N that outputs the lyric audio signal of the male-sponsored singing part of the first channel among the singing parts, and the second channel. It switches to the directional speaker 15-N which outputs the lyric sound signal of the female charge song part.

  The amplifier 38 is independent of each of the first directional speaker 15-1A to the fourth directional speaker 15-2B and includes a corresponding output terminal. The output of the lyric sound from the output terminal is switched by the output adjustment switching unit 37, and the lyrics of the singing parts of the first channel and the second channel among the lyric sound signals of each singing part from the lyric sound output unit 33. The audio signal is amplified and output to the corresponding directional speaker 15-N.

  Here, FIG. 2 shows an explanatory diagram of the in-vehicle arrangement of the in-vehicle karaoke system in FIG. In FIG. 2A, for example, the passenger car 41 has four seats, and the position where the handle 42 is located is the driver's seat. Each seat is associated with a seat ID (1A, 1B, 2A, 2B). For example, a karaoke performance device 12 is provided in front of the passenger car 41, and a display unit 13 is disposed in the vicinity thereof. Further, the main speaker 15 is disposed in the front (rear or front and rear). Further, two wireless (including hand-free) microphones 14A and 14B and a remote control device 16 are placed in the vehicle so as to be portable.

  And it corresponds to each seat, Comprising: Directional speaker 15-1A, 15-1B, 15-2A, 15-2B is provided in the side surface side. That is, each directional speaker 15-1A, 15-1B, 15-2A, 15-2B is associated with each seat ID. These directional speakers 15-1A, 15-1B, 15-2A, and 15-2B may be disposed above (ceiling) each seat, or may be embedded in the headrest of the seat. In other words, only the passengers can hear the lyrics voice.

  For example, as shown in FIG. 2 (B), a performance signal is output from the main speaker 15, and a lyrics audio signal for each singing part is output from the second directional speaker 15-1B and the third directional speaker 15-2A. In this case, the performance and singing voice are heard by all the passengers, and only the singer seated in the front left seat (seat ID (1B)) can hear the lyrics voice of the singing part in charge and the rear right Only the singer seated on the seat (seat ID (2A)) can listen to the lyrics voice of the singing part in charge.

  FIG. 3 is an explanatory diagram of a music data file stored in the music DB of FIG. In FIG. 3, the music data file of each music stored in the music DB 25 is composed of performance data, lyrics audio data, and background video data synchronized with tracks 1 to 3. In addition, when the lyric sound data is a plurality of singer songs (duet tunes), singing information (single sex or first or second) related to the singing part is attached. The performance data is, for example, MIDI (registered trademark) data or MP3 data, and is decoded by the music tune output unit 29 and output from the main speaker 15.

  The lyrics voice data is voice data in the same format as the performance data sung in synchronization with the performance data, and is decoded by the lyrics voice output unit 33 and output from the predetermined directional speaker 15-N. The background video data is composed of video data and lyric telop data. The video data is, for example, MPEG data, and the lyric telop data is lyric character data of music synchronized with performance data.

  Next, FIG. 4 shows an explanatory diagram of the music reservation display screen of FIG. FIG. 4A shows a reservation screen in the case of making a music reservation on the display unit 13. A predetermined passenger searches for a predetermined music by the function of the music search means 27 using the remote control device 16, for example. When a song is selected by searching for other passengers, for example, a singer name, a song name, and the like are displayed, and whether or not guide vocal (lyric sound) is output is selected on the screen. In the figure, the output of the guide vocal is shown in the ON state.

  If the selected song is a duet song, for example, the song name is displayed to indicate that it is a duet song, and whether to sing as a duet is turned on or off, and the singer is specified by gender by gender. . The figure shows a case where the seat ID is 1B for the front left seat (first row B) as the male vocal and the seat ID is 2A for the rear right seat (second row A) as the female vocal. Yes. When the selected song is not a duet song, for example, the duet designation field may be designated as non-designated display (gray display). Then, as shown in FIG. 4B, the selected music is stored in the reservation queue of the memory area formed in the RAM 24 by the reservation management means 28, and the reserved music (music code) is seated by gender. The ID and lyrics voice (guide vocal) output state (in this case, the on state) are associated and managed.

  FIG. 5 shows a flowchart of the lyrics voice output in the present invention, and FIG. 6 shows an explanatory diagram of the lyrics voice output in the present invention. In FIG. 5A, when the selected music piece is played, the central control unit 22 identifies the music piece to be played from the reservation queue of the reservation management means 28 (step (S1)). If the song is a duet song as information associated with the identified song (S2) and includes information on the output of lyrics voice (guide vocal) (S3), the central control unit 22 performs the performance. Is extracted from the music DB 25, the performance data of the track 1 is sent to the music song output unit 29, the background video data of the track 3 is sent to the reproduction control unit 30, and the lyric sound of the track 2 is also sent. The data is sent to the attached lyric sound output control means 32 (S4).

  On the other hand, when the specified music is not a duet music (S2), and the music does not contain information on the output of lyrics voice (guide vocal) as accompanying information (S3), the data file of the music to be played is stored. The music data is extracted from the music DB 25, and the performance data of the track 1 is sent to the music song output unit 29, and the background video data of the track 3 is sent to the reproduction control unit 30 (S5).

  Subsequently, in FIG. 5B, the output adjustment switching unit 37 determines the corresponding second directivity from the associated male seat ID (1B) and female seat ID (2A) based on the reservation queue to be played. A second speaker 15-1B and a third directional speaker 15-2A are specified, and the amplifier 38 outputs the lyric audio signal of the singing part in charge of the first channel among the singing parts to the amplifier 38. Switching to the directional speaker 15-1B and the third directional speaker 15-2A that outputs the lyrics audio signal of the female part singing part of the second channel (S11).

  Also, the lyrics voice output unit 33 sends the lyrics voice signal obtained by decoding the lyrics voice data to the amplifier 16 on the first channel for the male singing part and on the second channel for the female singing part (S12). Then, in the amplifier 16, among the lyrics audio signals of each singing part from the lyrics audio output unit 33, the lyrics audio signal of the singing part of the first channel is amplified and output to the second directional speaker 15-1 B, and The lyrics audio signal of the singing part of the second channel is amplified and output to the third directional speaker 15-2A (S13).

  For example, as shown in FIG. 6, in the singing parts 1 and 3, the lyrics voice of the second channel is received from the third directional speaker 15-2A corresponding to the female seat ID (2A) corresponding to the female vocal singing information. In the singing parts 2 and 4, the lyrics voice of the first channel is output from the second directional speaker 15-1B corresponding to the male seat ID (1B) with respect to the male vocal singing information. , 6, the third directional speaker 15-1B and the second directional speaker 15- corresponding to the male and female seat IDs (1B, 2A) with respect to the singing information of the male vocal and female vocal chorus. The lyrics voices of the first channel and the second channel are output from 2A, respectively.

  In this way, the karaoke user (each passenger) can automatically listen to the lyric sound of the singing part in charge of a plurality of songs only to the desired passenger without requiring a special operation or posture. It can be done.

  The in-vehicle karaoke system provided with the part singing assistance function of the present invention can be used for a karaoke system installed in a private car or a commercial vehicle (truck, bus, etc.), a train, an airplane, or a ship.

It is a block block diagram of the vehicle-mounted karaoke system provided with the part singing assistance function which concerns on this invention. It is explanatory drawing of the vehicle interior arrangement | positioning of the vehicle-mounted karaoke system in FIG. It is explanatory drawing of the music data file memorize | stored in music DB of FIG. It is explanatory drawing of the music reservation display screen of FIG. It is a flowchart of the lyrics audio | voice output in this invention. It is explanatory drawing of the lyrics audio | voice output in this invention.

DESCRIPTION OF SYMBOLS 11 Car-mounted karaoke system 12 Karaoke performance apparatus 13 Display part 15 Main speaker 15-N Directional speaker 25 Music DB
28 Reservation management means 33 Lyric sound output unit 37 Output adjustment switching unit 41 Passenger car

Claims (1)

A karaoke system for in-car use that has a part singing auxiliary function that has a function of outputting a lyric voice signal when performing a karaoke performance based on performance data of a karaoke piece selected by a user,
In addition to the main speaker that outputs the performance signal and the singing voice signal, a directional speaker dedicated to outputting the lyric voice is arranged corresponding to each seat, and when the selected music piece is a plurality of singing songs, the selection by the song selector with associating the presence or absence of lyrics audio output, a shall be registered managed by the reservation managing unit associating singer another the seat ID and gender when lyrics audio output,
It has at least a music data storage unit, a lyrics voice output unit and an output adjustment switching unit,
The music data storage unit is composed of at least performance data and lyrics voice data synchronized with the performance data, and when the lyrics voice data is a plurality of singer songs, a song data file with a song information about the song part is attached to the song data file. As a predetermined number,
The output adjustment switching unit performs control to identify and switch the corresponding directional speaker for each singing part from a predetermined number of seat IDs and genders associated with the song selection music when the song is a plurality of songs .
The lyrics voice output unit is configured to send a lyrics voice signal based on the lyrics voice data for each singing part corresponding to the number of singers when the selected music piece is a plurality of singing songs. Output from the switched corresponding directional speaker,
An in-vehicle karaoke system having a part singing assist function characterized by the above.

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