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JP2008216399

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DESCRIPTION JP2008216399
The present invention relates to an on-vehicle karaoke system having a part singing assistance
function, and automatically performs a singing part in charge of a plurality of singing songs only
for a desired passenger without requiring a karaoke user to have a special operation or posture.
The purpose is to make it possible to listen to the lyrics voice of. SOLUTION: In addition to a main
speaker 15, a directional speaker 15-N is arranged corresponding to each seat associated with a
seat ID, and the seat ID of the singer is associated with the selected music, In addition, when the
music is a plurality of song singers, song information on the song part is attached, and the lyrics
voice reproduction control unit 32 instructs the lyrics voice output unit 33 to sing based on the
lyrics voice data of the plurality of singer songs. The output adjustment switching unit 37
switches and outputs the lyric voice for each person to the directional speaker 15 -N
corresponding to the seat ID for each singer specified at the time of music selection in each song
part. [Selected figure] Figure 1
Car karaoke system equipped with part singing support function
[0001]
The present invention relates to an on-vehicle karaoke system provided in a car or the like and
equipped with a part singing assistance function for outputting a lyric sound of a vocal guide
accompanying a karaoke performance.
[0002]
In recent years, a karaoke system provides various users with singing assist information to
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karaoke users, and a karaoke system that assists user singing with a vocal guide is also
considered.
In car-mounted use of such a karaoke system, it is desirable that at least the singer can only
listen to the output of the lyric voice that serves as a vocal guide, and the same applies to duet
songs where the singers are different for each singing part. is there.
[0003]
In the past, there have been karaoke playing devices in which guide vocal sounds are played
when the user can not follow accompaniment music when the user sings a song that the user is
unfamiliar to sing or a song whose singing is very difficult. In such a guide vocal function, since
singing assist information is usually emitted from a normal main speaker (sound pressure type
speaker) that transmits sound by air vibration, singing assist information can be heard by others
as well. The singer may not like that the other person hears the singing assist information, and
the singing assist information and the singing voice may be confused, and the singing assist
information and the singing voice may be heard confusingly. Not desirable.
[0004]
By the way, it is known from the following patent documents etc. to control the output of the
guide vocal of a karaoke performance apparatus, a navigation system audio | voice guide, or
hearing distinction for every area.
[0005]
JP, 2005-242057, A JP, 2005-217807, A JP, 2005-241271.
[0006]
In Patent Document 1 above, bone conduction technology, which is a technology for transmitting
music and musical tones through human bones, is adopted in a car karaoke system, and singing
assist information is output under predetermined conditions along with karaoke performance. It
is disclosed that 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.
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2
[0007]
Further, in the above-mentioned Patent Document 2, as for the on-vehicle speaker system having
a plurality of seats and letting the passenger appearing in each seat hear the sound outputted
from the speakers, the directional speakers are provided to the respective speakers. It is
disclosed that the directional speakers are arranged to form different sound fields in each seat
and to reproduce independent voices for each seat.
[0008]
Further, Patent Document 3 relates to a car navigation system with a voice guide, in which a
directional speaker for outputting a voice guide is arranged in the vicinity of the driver, and a
driver-dedicated speaker and a driver are collected at a position near A sound microphone is
arranged, and when the voice guide is output from the directional speaker, the surrounding audio
signal is collected by the sound collection microphone, and the audio signal and the signal of the
backward component are output from the driver-only speaker Accordingly, it is disclosed that
only the driver can hear only the voice guide.
[0009]
However, in the case of Patent Document 1, the bone conduction speaker of the bone conduction
means is incorporated in the headrest portion of the seating seat, and the bone conduction
speaker is functioned when the headrest of the user is in contact with the headrest portion. In
order for the bone conduction speaker to function, the head must always be in contact.
Moreover, since the thing of the said patent document 2 controls a distributor by a remote
control for every seat in order to make a directional speaker for every seat carry out an audio
reproduction independently, the seating person for every seat controls a remote control each
There is a problem that it is necessary and complicated.
[0010]
Furthermore, the above-mentioned Patent Document 3 basically allows only the voice guide to be
heard only by the driver, and either the sound signal of the audio signal or the voice guide signal
can be either the driver or the passenger. There is a problem that it can not be applied, for
example, when it is necessary to listen both to a performance in karaoke and a guide vocal at the
same time, because it is the one to cancel the other in order to listen to it.
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[0011]
Therefore, the present invention has been made in view of the above problems, and automatically
requests only a desired passenger even in a song in which the singers are different for each
singing part without requiring a special operation or posture from the karaoke user. It is an
object of the present invention to provide an on-vehicle karaoke system provided with a part
singing aid function that enables listening to the lyrics voice of a singing part.
[0012]
In order to solve the above-mentioned problems, according to the invention of claim 1, a karaoke
performance is performed based on performance data of a karaoke song selected by the user,
and a part singing assistance function having a function of outputting a lyric speech signal at the
time of performance In addition to a main speaker for outputting a performance signal and a
singing voice signal, a directional speaker is disposed corresponding to each seat, and a seat ID is
associated with each seat to select music When the music is a plurality of singers, the seat ID for
each singer is associated with the music data storage unit, the lyric voice output unit, and the
output adjustment switching unit, and the music data storage unit The song part comprises at
least performance data and lyric voice data synchronized with the performance data, and the
lyric voice data is a song of a plurality of singers. A predetermined number of music pieces
attached with related song information are stored as a song data file, and the output adjustment
switching unit specifies and switches the corresponding directional speaker from a
predetermined number of seat IDs associated with the selected music piece. The control is
performed, and the lyric voice output unit sends out a lyric voice signal based on the lyric voice
data for each singing part according to the number of singers, and the lyric voice signal for each
singing part is switched to the corresponding Output from the directional speaker of
[0013]
The invention according to claim 2 further comprises reservation management means,
associating the music selection music with the presence or absence of the lyric voice output
according to the selection of the music selector, and registering and managing the singer's seat
ID and sex in the case of lyric voice output. It is a structure.
[0014]
According to the present invention, in addition to the in-speakers, directional speakers are
arranged corresponding to the respective seats associated with the seat ID, and the selected song
ID is associated with the seat ID of the singer. The music data storage unit is composed of at least
performance data and lyric voice data synchronized with the performance data for each music,
and in the case where the lyric voice data is a plurality of singers, it is stored with accompanying
song information related to the singing part The configuration is such that the lyric voice for
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each singer based on the lyric voice data of the plurality of singer songs is output from the
directional speaker corresponding to the seat ID for each singer designated at the time of music
selection in each singing part. By this, it is possible to automatically listen to the lyrics voice of
the singing part in charge of a plurality of singing songs only to the desired passenger without
requiring the karaoke user to perform any special operation or posture. One in which it is bet.
[0015]
The preferred embodiments of the present invention will be described below with reference to
the drawings.
In the present embodiment, although the song to be sung is described as a duet song, the duet
song includes, in addition to gender-specific songs, a song unrelated to gender such as a
harmony song, for example. May be replaced with the first, second, etc.
[0016]
FIG. 1 shows a block diagram of an on-vehicle karaoke system provided with a part singing
assistance function according to the present invention.
In FIG. 1, an on-vehicle karaoke system 11 performs a karaoke performance based on
performance data of a karaoke song selected by a user, and has a function of outputting a lyric
voice for each singing part during the performance, the karaoke body 12 , The display unit 13
connected to the karaoke body 12, the microphones 14A and 14B, the main speakers 15, and the
directional speakers 15-1A, 15-1B, 15-2A and 15-2B are connected, and the remote control
device 16 is wireless It is possible to connect with a formula.
[0017]
Here, the display unit 13 displays a music selection display, an image at the time of karaoke
performance, and a lyrics telop, and has a user interface function interlocked with an operation
panel 35 described later.
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As the user interface function, for example, a liquid crystal display (LCD) and a touch sensor may
be stacked to be used for input and output, and data such as selection of music may be input by
the touch sensor corresponding to the displayed icon or the like. It is possible GUI.
[0018]
The main speaker 15 outputs a performance signal and a singing voice signal input from a wired
or wireless (including a hands-free system) 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 seat associated with the seat ID (described in FIG. 2). .
The configuration of the remote control device 16 is sufficient if it is a known one, and is
exclusively for selecting song music, setting keys during singing, setting echo and the like.
[0019]
The karaoke body 12 includes a bus 21, a central control unit 22, a ROM 23, a RAM 24, a music
database (music database) 25 which is a music data storage unit, a music search unit 27, a
reservation management unit 28, a music output unit 29, reproduction control A unit 30, an
operation input IF (interface) 31, a lyric sound output unit 33, a mixing amplifier 34, an
operation panel 35, a receiving unit 36, an output adjustment switching unit 37, and an amplifier
38 are appropriately provided.
[0020]
The central control unit 22 is a physical CPU that centrally controls processing of this system,
and performs algorithm processing based on a program stored in the ROM 23.
The RAM 24 serves as a work area for expanding and executing various programs, and is a
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concept including, for example, a semiconductor memory and virtually constructed on a hard
disk.
[0021]
The music DB 25 includes at least performance data and lyric voice data synchronized with the
performance data, and when the lyric voice data is a plurality of singing voices, the music
accompanied by the singing information on the singing part is specified as a singing data file It is
a database for storing numbers, and the details will be described with reference to FIG.
[0022]
The music selection means 27 is a program for allowing the user to search for music by the input
from the display unit 13 (the operation panel 35) and the input from the remote control device
16 and selecting the music. Ru.
The above-mentioned reservation management means 28 performs reservation management of
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 It is a program that
associates the presence / absence of lyric voice output, associates the song user's seat ID and
gender in the case of lyric voice output, and stores and manages the selected song code and song
name in the reservation queue. Is executed.
[0023]
The music piece output unit 29 is an electronic circuit that digitally reproduces the performance
data extracted from the music DB 25 with the music code, converts the data into analog, and
outputs the converted data to the mixing amplifier 34.
The mixing amplifier 34 mixes and amplifies the singing voice signal of the singing person input
from the microphones 14A and 14B and the performance signal sent from the music piece
output unit 29, and amplifies and mixes it from the main speaker 15. .
[0024]
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The playback control unit 30 is an electronic device that synchronizes the background video data
and the lyrics telop data (lyric character data) among the music data extracted from the music DB
25 with the music performance data of the music and outputs the same to the display unit 13
during performance. It is a circuit.
The operation input IF 31 is a program or an electronic circuit for achieving consistency with the
input signal from the receiving unit 36 that receives the transmission signal from the operation
panel 35 and the remote control device 16.
The operation panel 35 includes, in conjunction with the user interface function of the display
unit 13, echoes, left and right balance, volume of output volume from the main speaker 15, and
operation buttons for selecting singing music. .
[0025]
The lyric sound output unit 33 sends the lyric sound for each singer of the lyric sound signal
obtained by decoding the lyric sound data for each singing part synchronized with the
performance data to the amplifier 38 for each singing part according to the number of the
singing people It is a program or an electronic circuit. Here, synchronization is a concept
including complete synchronization as well as a predetermined time lag.
[0026]
The output adjustment switching unit 37 is a program for performing control of specifying and
switching the corresponding directional speaker from a predetermined number of seat IDs
associated with the selected music. More specifically, among the reservation queues of the
memory area formed in the RAM 24 in the reservation management means 28, based on the
reservation queue to be played, the corresponding directional speaker 15 is selected from the
male seat ID and the female seat ID associated. The directional speaker 15-N for outputting the
voice sound signal of the male in-charge singing part of the first channel among the singing parts
to the amplifier 38, and the second channel It switches to the directional speaker 15-N which
outputs the lyric speech signal of the woman charge part.
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[0027]
The amplifier 38 is independent of each of the first to fourth directional loudspeakers 15-1A to
15-2B, and has a corresponding output terminal. The output of the lyric voice from the output
terminal is switched by the output adjustment switching unit 37, and among the lyric voice
signals of the respective singing parts from the lyric voice output unit 33, the lyrics of the
singing parts of the first channel and the second channel The audio signal is amplified and
output to the corresponding directional speaker 15-N switched.
[0028]
Here, FIG. 2 is an explanatory view of the in-vehicle arrangement of the car-mounted karaoke
system in FIG. In FIG. 2A, for example, assuming that the passenger car 41 has four seats, the
position where the steering wheel 42 is located becomes the driver's seat. A seat ID (1A, 1B, 2A,
2B) is associated with each seat. 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. Moreover,
the main speaker 15 is arrange | positioned ahead (back or front and back). Furthermore, in the
car, two wireless microphones 14A and 14B (including a hand-free system) and a remote control
device 16 are placed in a portable manner.
[0029]
And it respond | corresponds to each seat, Comprising: The directional speaker 15-1A, 15-1B,
15-2A, 15-2B is provided in the side. That is, each directional speaker 15-1A, 15-1B, 15-2A, 152B will be matched with each seat ID. The 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. That
is, the arrangement is such that only each passenger can hear the lyric speech.
[0030]
For example, as shown in FIG. 2B, a performance signal is output from the main speaker 15, and
a lyrics voice 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 voices are
listened to by all the passengers, and the lyrics voice of the responsible singing part can be heard
only to the singer sitting in the front left seat (seat ID (1B)), and the rear right The lyrics voice of
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the responsible singing part can be listened only to the singer sitting on the seat (seat ID (2A)).
[0031]
Further, FIG. 3 is an explanatory view 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 synchronized with tracks 1 to 3, lyrics audio data and background video data.
In addition, when the lyric voice data is a plurality of singer songs (duet songs), singing
information (by gender or first or second) relating to the singing part is attached. The
performance data is, for example, MIDI (registered trademark) data or MP3 data, which is
decoded by the music piece output unit 29 and output from the main speaker 15.
[0032]
The lyric voice data is voice data of the same format as the above-mentioned performance data to
be sung in synchronization with the performance data, and is decoded by the lyric voice output
unit 33 and output from a 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 the performance data.
[0033]
Next, FIG. 4 is an explanatory view of the music reservation display screen of FIG. FIG. 4A shows
a reservation screen for 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, for
example, the remote control device 16. For example, when a song music is selected by having
another passenger search, the singer name, the song name, etc. are displayed, and the presence
or absence of the output of the guide vocal (lyric voice) is selected on the screen. In the figure,
the output of the guide vocal is shown in the on state.
[0034]
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If the selected song is a duet song, for example, the song title is displayed as a duet song, and
whether to sing as a duet is selected to be on or off, and the singer is specified by seat ID
according to gender. . The figure shows a case where the front left seat (first row B) is specified
as a male vocal, the seat ID is specified as 1B, and the rear right seat (second row A) as a female
vocal is specified as a seat ID 2A. There is. If the selected song is not a duet song, for example,
the duet designation field may be displayed as grayed out. Then, as shown in FIG. 4 (B), the music
piece selected by music selection is a seat by gender for the music piece (music code) to be
reserved in the reservation queue of the memory area formed in the RAM 24 by the reservation
management means 28. The ID and the state of the lyrics voice (guide vocal) output (here, the on
state) are associated and registered and managed.
[0035]
Therefore, FIG. 5 shows a flowchart of lyric speech output in the present invention, and FIG. 6
shows an explanatory view of lyric speech output in the present invention. In FIG. 5A, when the
selected music is played, the central control unit 22 specifies the music to be played from the
reservation queue of the reservation management means 28 (step (S1)). If the specified song is a
duet song as the associated information (S2) and includes information on a lyric voice (guide
vocal) output (S3), the central control unit 22 determines that the performance target is a
performance target. Extracts the data file of the music from the music DB 25 and sends the
performance data of track 1 to the music output unit 29, and also sends the background video
data of track 3 to the reproduction control unit 30; The data is sent to the attached lyrics voice
output control means 32 (S4).
[0036]
On the other hand, if the specified song is not a duet song (S2), and the song does not include
information of a lyrics voice (guide vocal) output as incidental information (S3), the data file of
the song to be played is The performance data of track 1 is extracted from the music DB 25 and
sent to the music piece output unit 29, and the background video data of track 3 is sent to the
reproduction control unit 30 (S5).
[0037]
Subsequently, in FIG. 5 (B), the output adjustment switching unit 37 uses the male seat ID (1B)
and the female seat ID (2A) associated with each other based on the reservation queue to be
played, and the corresponding second directivity. The second speaker 15-1B and the third
directional speaker 15-2A are specified, and the output destination is output to the amplifier 38
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by outputting the lyric voice signal of the male in-person singing part of the first channel among
the respective singing parts. It switches to the directional speaker 15-1B and the 3rd directional
speaker 15-2A which outputs the lyric speech signal of the woman's charge singing part of the
2nd channel (S11).
[0038]
Further, the lyric sound output unit 33 sends the lyric sound signal obtained by decoding the
lyric sound data to the amplifier 16 in the male-sponsored song part on the first channel and the
female-sponsored song part on the second channel (S12).
Then, the amplifier 16 amplifies and outputs the lyric sound signal of the singing part of the first
channel among the lyric sound signals of the respective singing parts from the lyric sound output
unit 33 to the second directional speaker 15-1B, The lyrics voice signal of the singing part of the
second channel is amplified and output to the third directional speaker 15-2A (S13).
[0039]
For example, as shown in FIG. 6, in the singing parts 1 and 3, the lyrics voice of the second
channel is transmitted from the third directional speaker 15-2A corresponding to the female seat
ID (2A) corresponding to the female vocal singing information. The lyrics voice of the first
channel is output from the second directional speaker 15-1B corresponding to the male's seat ID
(1B) in response to the male vocal singing information in the singing parts 2 and 4, and further
the singing part 5 6 and the third directional speaker 15-1B and the second directional speaker
15-1 corresponding to the seat ID (1B, 2A) of both male and female with respect to the singing
information of the male vocal and female vocal chorus. The lyrics sound of the first channel and
the second channel is output from 2A, respectively.
[0040]
In this way, it is possible to automatically listen to the lyrics voice of the singing part in charge of
a plurality of songs only to the desired passenger without requiring the karaoke user (each
passenger) to perform a special operation or posture. It is possible.
[0041]
The car-mounted karaoke system provided with the part singing assistance function of the
present invention is applicable to a car, a train, an airplane, and a karaoke system installed in a
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ship, such as a private car or a commercial car (truck, bus, etc.).
[0042]
It is a block block diagram of a car-mounted karaoke system provided with the part singing
assistance function which concerns on this invention.
FIG. 2 is an explanatory view of an in-vehicle arrangement of a car-mounted karaoke system in
FIG. 1;
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 lyric speech output in the present invention. It is explanatory drawing of the
lyric speech output in this invention.
[0043]
11 karaoke system for car 12 karaoke performance device 13 display unit 15 main speaker 15-N
directional speaker 25 music DB 28 reservation management means 33 lyrics voice output unit
37 output adjustment switching unit 41 passenger car
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