JPH08179788A - Apparatus and method for control of on-screen display of sing-along machine system - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an OSD control (On Screen Display Control) device for karaoke system for properly displaying words fitted to the words and atmosphere of a music selected and played by AI(Architecture Intelligence) and a control method therefor. SOLUTION: In karaoke system, this device has a middy data memory part 2 for storing the data corresponding to a caption and an accompaniment sound, a character data memory part 3 for storing a plurality of character data, a control part 1 for controlling the whole system on the basis of a key input signal, a caption signal generating part 5 for receiving the caption data outputted from the control part 1 and making a caption signal corresponding to it, an accompaniment signal processing part 6 for receiving the data corresponding to the accompaniment sound outputted from the control part 1 and converting it into an audible accompaniment signal, a character signal generating part 4 for receiving the character data outputted from the control part 1 and forming a character signal, corresponding thereto, and an addition part 7 for adding and outputting the character signal, caption signal and audible accompaniment signal outputted from the caption signal generating part 5, the character signal generating part 4, and the accompaniment signal processing part 6.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an on-screen display for properly displaying characters suitable for each genre of accompaniment in a karaoke system so as to give greater satisfaction to the user.
OSD) controller and method.

[0002]

2. Description of the Related Art A conventional karaoke system displays only limited characters in a limited state. That is, the conventional karaoke system calculates the score of the song sung by the user when the performance of the song selected by the user ends, and the voice signal and the character signal based on the score, the score, that is, "there is a singer's character" It was at best to output character signals such as "Birth of a new singer", "It's not good enough", "I need effort", "Encore" and display it on the monitor.

[0003]

Therefore, in the conventional karaoke system, it is necessary to provide a device for displaying characters that match the atmosphere of the music even in the middle of the accompaniment and the interlude to enhance the atmosphere and eliminate boredom. It was In the conventional karaoke system, no image is output during the search time (Search Time) to search for a recording point of an image signal suitable for the selected category, so that the user may mistakenly think that the device is out of order. . Especially, karaoke VCR (video cass
In the case of an ette recorder (also referred to as a VTR), the search time is too long, so it was necessary to eliminate the boredom felt by the user during the search time.

An object of the present invention is to construct an AI (Architecture Int
karaoke system OSD control (On Screen Display Contro) to properly display the lyrics of the song selected and played in
l) To provide an apparatus and a control method.

Another object of the present invention is to provide an OSD controller and control method for a karaoke system for displaying phrases and pictures while searching for a recording point of a video signal suitable for a category of a selected song. It is in.

Another object of the present invention is to provide an OSD control device and control method of a karaoke system for displaying appropriate characters in appropriate portions for each genre of a selected song.

[0007]

An on-screen display control device for a karaoke system according to the present invention includes a midi data storage unit for storing data corresponding to subtitles and accompaniment sounds, and a plurality of character data in the karaoke system. A character data storage unit to store, a control unit that controls the entire system based on a key input signal, and a caption signal generation unit that receives caption data output from the control unit and creates a caption signal corresponding to the caption data. And an accompaniment signal processing unit that receives data corresponding to the accompaniment sound output from the control unit and converts the data into an audible accompaniment signal, and receives character data output from the control unit and corresponds to the character data. A character signal generation unit for generating a character signal, the caption signal generation unit, the accompaniment signal processing unit, the caption signal output from the character signal generation unit, and the audible accompaniment An adder for adding and outputting signals and the character signal, provided with the above objects can be achieved.

In one embodiment, the addition unit adds a first character adder for adding the character signal generator and the character signal output from the caption signal generator, and a character output from the first adder. A second adder for adding a signal and a video signal input from the outside, and a third adder for adding the audible accompaniment signal output from the accompaniment signal processing unit and an audio signal input from the outside, A fourth adder for adding and outputting the video signal output from the second adder and the audio signal output from the third adder.

In one embodiment, the control section uses a key signal receiving section for receiving a key signal input from the outside for selecting a song and a signal output from the key signal receiving section. A category determining unit that determines a category that suits the atmosphere, and a midi data searching unit that searches for midi data corresponding to a song selected from the midi data storage unit using a signal output from the category determining unit;
A MIDI data output unit that outputs the MIDI data output from the MIDI data storage unit to the caption signal generation unit and the accompaniment signal processing unit under the control of the MIDI data search unit, and is output from the MIDI data output unit. Music piece detecting section for detecting the state of the music piece using the signal, and the character data according to the category and the state of the music piece using the signals output from the category determining section and the music piece detecting section. And a character data selection unit that selects and outputs character data from the storage unit.

In one embodiment, the playing music detecting section detects whether or not the currently played state of the playing music is at the prelude stage by using the audio signal output from the midi data output section. A detection section, an interlude detection section that detects whether or not the currently played state of the performance piece is an interlude stage using the audio signal output from the midi data output section, and an output from the midi data output section And a syllable detecting section for detecting whether or not the currently played state of the musical piece is a stage in which a predetermined syllable is played using the voice signal.

The on-screen display control method of the karaoke system according to the present invention detects the presence or absence of song selection when the power of the karaoke system is turned on, and
A song selection detecting step of outputting an on-screen display signal until the song selection is detected, and when a song selection is detected from the song selection detection step, an accompaniment sound corresponding to the selected song is output and the selected song is displayed. A performance step of detecting a corresponding category, a video signal search step of searching for a recording point of a video signal corresponding to the category detected in the performance step, and outputting an on-screen display signal for a search period; The reproduction step of reproducing the video signal from the recording point searched in the signal search step and outputting the on-screen display signal corresponding to the output state of the accompaniment sound, thereby achieving the above object. To be achieved.

[0012] In one embodiment, the reproducing step outputs a corresponding on-screen display signal and displays it on a monitor if the currently playing state of the selected song is a prelude. And a step of outputting a corresponding on-screen display signal and displaying it on a monitor if the currently playing state of the selected song is during the interlude.

In one embodiment, the reproducing step outputs a corresponding on-screen display signal to display on the monitor when the currently played state of the selected song is a stage in which the set syllable is played. Including the step of displaying.

[0014]

BEST MODE FOR CARRYING OUT THE INVENTION As shown in FIG. 1, an OSD control device for a karaoke system according to the present invention comprises a microcomputer 1, a medium data storage unit 2, a character data storage unit 3, a character signal generation unit 4, and a caption signal generation unit. 5, an accompaniment signal processing unit 6, and an addition unit 7.

The midi data storage unit 2 stores midi data consisting of subtitles for displaying lyrics and audio data for outputting accompaniment, and the midi data stored under control of the microcomputer 1. Output the data.

The character data storage unit 3 stores and outputs a plurality of character data corresponding to the performance of a genre or a piece of music under the control of the microcomputer 1. That is, in the character data storage unit 3, for example, a poem or a phrase whose theme is love is good for a song related to love, and a poem or a phrase whose theme is friendship is bright for a song related to friendship. For songs with an atmosphere, "cherry this fun time", "dance together with the rhythm", "clapping hands", etc. are stored, and appropriate depending on the control of the microcomputer 1. Outputs character data and displays it on the monitor. These words
The designer can store the karaoke system in the character data storage unit 3 in advance when the karaoke system is manufactured.

The character signal generator 4 receives selected character data from the microcomputer 1 among a plurality of character data stored in the character data storage 3 under the control of the microcomputer 1, and selects the selected character data. A character signal corresponding to the data is output to control the OSD (On Screen Display).

The subtitle signal generation unit 5 receives subtitle data from the microcomputer 1 among the midi data stored in the midi data storage unit 2 under the control of the microcomputer 1, and the subtitle signal corresponding to the received subtitle data. Is output.

The accompaniment signal processing unit 6 receives the accompaniment data stored in the midi data storage unit 2 from the microcomputer 1 according to the control of the microcomputer 1, converts the accompaniment data into an audible sound that can be heard by the user, and outputs it.

The microcomputer 1 has a midi data storage unit 2, a character data storage unit 3, and a character data storage unit 3 based on an input key signal.
A key signal input from the outside for selecting a song as shown in FIG. 2, which controls the entire system including a character signal generator 4, a caption signal generator 5, and an accompaniment signal processor 6. A key signal receiving section 11 for receiving a key, a category determining section 12 for determining a category that matches a mood of a selected song using the signal output from the key signal receiving section 11, and a signal output from the category determining section 12. A midi data search unit 13 that searches for midi data corresponding to the selected song from the midi data storage unit 2 using
A MIDI data output unit 14 for outputting the MIDI data output from the MIDI data storage unit 2 to the caption signal generation unit 5 and the accompaniment signal processing unit 6 under the control of the MIDI data search unit 13, and a MIDI data output unit, respectively. A musical piece detecting section 1 for detecting the state of a musical piece by using a signal output from 14.
5, the character data output from the character data storage unit 3 corresponding to the category and the state of the accompaniment music by using the signals output from the category determination unit 12 and the performance music detection unit 15. And a selection unit 16.

Here, the performance music detecting section 15 uses the audio signal output from the midi data output section 14 to detect that the currently-playing state of the performance music is at the prelude stage. 17, an interlude detection unit 18 for detecting that the currently-played state of the musical composition is at the interlude stage by using the audio signal output from the midi data output unit 14, and output from the midi data output unit 14. Syllable detecting unit 1 for detecting that the state where the musical composition is currently being played is the stage at which the set syllable has been played using the audio signal to be reproduced.
9 and 9.

The adding section 7 adds the character signal and the caption signal output from the caption signal generating section 5, the character signal generating section 4 and the accompaniment signal processing section 6 and the audible accompaniment signal and outputs the result to the monitor. Yes, the adder 7 for adding the character signals output from the character signal generator 4 and the caption signal generator 5
1, an adder 72 that adds the character signal output from the adder 71 and an auxiliary video signal that is a video signal input from the outside, an audible accompaniment signal output from the accompaniment signal processing unit 6, and an external microphone. From the adder 73, and an adder 74 that adds and outputs the video signal output from the adder 72 and the audio signal output from the adder 73. It

The operation of the OSD controller of the karaoke system thus constructed will be described below.

First, the user selects music with the power turned on. At this time, if the music selection is delayed, a character indicating that the music selection will be delayed is selected from the character data storage unit 3 according to the control of the microcomputer 1 and displayed on the monitor. A user outputs a key signal to the microcomputer 1 for selecting a music by using a key matrix. When the key signal receiving unit 11 of the microcomputer 1 receives the key signal, the category determining unit 12 determines that the category determining unit 12 can determine the category of the selected song.
Output to. The category determining unit 12 determines the category according to the selected song, outputs the address of the selected song to the midi data searching unit 13, and outputs the midi data searching unit 13
Makes it possible to search the MIDI data storage unit 2 for MIDI data corresponding to the selected song.

The midi data retrieved by the midi data retrieval section 13 is output via the midi data output section 14, but character data is output to the caption signal generation section 5 and voice data is output to the accompaniment signal processing section 6. .

The character data output from the midi data output unit 14 to the caption signal generation unit 5 is converted into a corresponding character signal and output to the monitor via the addition unit 7 for display. The audio data output from the midi data output unit 14, that is, the data corresponding to the accompaniment is input to the accompaniment signal processing unit 6, is converted into an accompaniment sound that can be heard by the user, and is monitored via the addition unit 7. Is output to the speaker.
That is, the accompaniment sound output from the accompaniment signal processing unit 6 is
The signal is added by the adder 73 together with the audio signal input from the microphone and output to the speaker of the monitor. The voice data output from the midi data output unit 14 is input to the performance music detection unit 15 to detect the current progress state of the music.
As a result, the character data selection unit 16 selects appropriate character data from the character data stored in the character data storage unit and outputs it to the character signal generation unit 4. That is, the audio data output from the midi data output unit 14 is the prelude detection unit 17, the interlude detection unit 18, and the syllable detection unit 1.
9 is detected, and the stage in which the prelude, the interlude, and the syllable of the setting are respectively output is detected, and the detection signal is output to the character data selection unit 16, the character data selection unit 16 is output.
Is the character data storage unit 3 based on the input sensing signal.
The character data from is selected and output to the character signal generator 4.

In order to do this, the prelude, interlude, and set syllables have additional command data at the time of inputting the midi data, so that when the command data is received at the time of outputting the voice data, Make it possible to know whether the state is a prelude, an interlude, or a set syllable.

In the character signal generator 4, the character data selector 1
The character data output from 6 is received to generate a corresponding character signal, which is displayed on the monitor via the adder 7.

That is, the character data input from the character signal generator 4 is added to the character data output from the caption signal generator 5 by the adder 71, and when there is an auxiliary video signal input from the outside. After the auxiliary video signal is added by the adder 72, the accompaniment performance and the audio signal output from the adder 73 are added by the adder 74 and output to the monitor and the speaker, respectively.

The OSD control method of the karaoke system according to the present invention will be described with reference to FIG.

First, when the power of the karaoke system is turned on (step 100), it is detected that the music selection is delayed (step 101). If the music selection is delayed, an appropriate O is selected.
SD signal is output and displayed on the monitor (step 10).
2) Perform a music selection detection step. That is, when the power of the karaoke system is turned on, it is detected that the song selection is completed by the time set, and if the song selection is not completed by the time set, an appropriate character signal, that is, By outputting an OSD signal indicating that there is a delay, an appropriate character indicating the delay, for example, a character such as "The song selection is late" is displayed on the monitor.

The user selects a desired song (step 10
After 3), the category of the atmosphere suitable for the selected song is determined (step 104), the selected song is played (step 105), the category is determined and the playing step is performed. That is, if the selected song has a bright atmosphere, a bright atmosphere category, if the selected song has a sad atmosphere, a sad atmosphere category, if the selected song is related to love, a love atmosphere category, the selected song has a good atmosphere In the case of, the songs can be divided into categories with a farewell atmosphere, so the category of the selected song is determined, and the selected song is searched and played.

Category determination and performance step 10
After 3, 104 and 105, the recording point of the video signal corresponding to the determined category is searched (step 10).
6). Next, cases are classified according to whether the search is completed (step 107). That is, if the search is not completed, the OSD signal is output (step 108), and if it is completed, the process proceeds to the next step. The steps 106, 107 and 108 are referred to as video signal search and OSD signal output steps. That is, in order to display a video signal suitable for the atmosphere of the determined category on the monitor, a recording point of the video signal corresponding to the category is searched for, and a character signal, that is, an OS suitable for the current situation is displayed until the recording point is completed.
A D signal is output to display a suitable character on the monitor, for example, a character such as "I am searching now".

When the search is completed after the steps of searching for a video signal and outputting the OSD signal 106, 107 and 108, a video signal reproducing step 109 for reproducing and outputting the corresponding video signal is performed.

While performing the video signal reproducing step 109, the current performance state is detected until the performance of the selected song is completed, and the OSD signal corresponding to the detected state is output to display on the monitor. The OSD signal output steps 110, 111, 112, 113 and 114 are performed.

Here, the step of outputting the OSD signal in the playing state is such that if the currently played state of the selected song is the pre-play.
Steps 110 and 111 for outputting the OSD signal indicating the prelude and displaying it on the monitor, and if the currently played state of the selected song is the interlude, output the OSD signal indicating the interlude and display it on the monitor. Steps 112 and 113,
And a step 114 of outputting an OSD signal corresponding to the preset syllable and displaying it on the monitor if the currently played state of the selected song is a preset syllable being played. .

That is, if the currently played state is a prelude, a character signal suitable for the category and the current situation, that is, an OSD signal is output and a character suitable for the situation is displayed on the monitor, for example, "I am now playing". Alternatively, characters corresponding to the category of the selected song, for example, “clapping hands together”, “with sad feeling”, etc. are displayed.

If the currently played state is an interlude, a character signal matching the category and the current situation, that is, OSD
A signal is output to display an appropriate character on the monitor, such as "I'm playing now", or a character that matches the category of the selected song, such as "love-related poems", "friendship-related poems", or "clapping hands". Display characters such as "while".

If the currently played state is at the stage where the set syllable is played, a character signal suitable for the category and the current situation, that is, an OSD signal is output and a character suitable for the category and the current situation is displayed on the monitor. For example, characters such as "hold hands" and "clapping hands together" are displayed.

[0040]

As described above, according to the present invention,
AI that displays characters or numbers that match the user's feelings on a monitor while playing a song and searching for a video signal
By providing a display karaoke system,
The effect of doubling the enjoyment of the user can be obtained.

[Brief description of drawings]

FIG. 1 is a configuration diagram of an OSD control device of a karaoke system according to the present invention.

FIG. 2 is a detailed configuration diagram of the microcomputer of FIG.

FIG. 3 is a flowchart of an OSD control method for a karaoke system according to the present invention.

[Explanation of symbols]

 1 Microcomputer 2 Midi data storage unit 3 Character data storage unit 4 Character signal generation unit 5 Subtitle signal generation unit 6 Accompaniment signal processing unit 7 Addition unit 71, 72, 73, 74 Adder

Front Page Continuation (72) Inventor Kim Ei Man, Republic of Korea, Chung ▲ South ▼ Road ▼, Gongju City, Sanseong-dong, 31-4 (72) Inventor Kim Ken-soo South Korea, Seoul City, Seongdong District, Nishiki Lake 1-City, 104 (72) Inventor Lee Feng-buk, Seoul, Republic of Korea, ▲ Road ▼ Mine District, Hogaku 2 Cave, 663-1

Claims (7)

[Claims] 1. In a karaoke system, a midi data storage unit for storing data corresponding to subtitles and accompaniment sounds, a character data storage unit for storing a plurality of character data, and controlling the entire system based on a key input signal. And a caption signal generation unit that receives caption data output from the control unit and creates a caption signal corresponding to the caption data, and a data corresponding to the accompaniment sound output from the control unit. Accompaniment signal processing unit for converting into an audible accompaniment signal, a character signal generation unit that receives character data output from the control unit and creates a character signal corresponding to the character data, the caption signal generation unit, and the accompaniment A karaoke system is turned on, which includes an adding unit that adds and outputs the caption signal, the audible accompaniment signal, and the character signal output from the signal processing unit and the character signal generating unit. Clean display controller. 2. The first adder for adding the character signal generation unit and the character signal output from the caption signal generation unit, the addition unit, and a character signal output from the first adder and an external device. A second adder for adding a video signal input from the third adder, and a third adder for adding the audible accompaniment signal output from the accompaniment signal processing unit and an audio signal input from the outside, The on-screen display of the karaoke system according to claim 1, further comprising: a fourth adder that adds and outputs a video signal output from the adder and an audio signal output from the third adder. Control device. 3. The control unit uses a key signal receiving unit that receives a key signal input from the outside to select a song, and a signal output from the key signal receiving unit to create an atmosphere of the selected song. A category determining section for determining a matching category; a midi data searching section for searching for midi data corresponding to a song selected from the midi data storing section using a signal output from the category determining section; and the midi data searching section A midi data output section for outputting the midi data output from the midi data storage section to the subtitle signal generating section and the accompaniment signal processing section according to the control of the section; and a signal output from the midi data output section And a performance song detecting section that detects the state of the performance song by using the signal output from the category determining section and the performance song detecting section. Character data selection unit for selecting and outputting character data from said character data storage unit in response to the state, with a karaoke system of the on-screen display control device according to claim 1. 4. A prelude detector for detecting whether or not the currently played state of the performance tune is at the prelude stage, using the audio signal output from the midi data output unit. An interlude detection unit that detects whether or not the currently-played state of the performance music is an interlude stage using the audio signal output from the midi data output unit; and a voice output from the midi data output unit. The on-screen display of the karaoke system according to claim 3, further comprising: a syllable detection unit that detects whether or not the currently played state of the performance piece is a stage in which a predetermined syllable is played using the signal. Control device. 5. When the karaoke system is powered on, a song selection detecting step of detecting the presence or absence of song selection and outputting an on-screen display signal until the song selection is detected, and the song selection is detected from the song selection detecting step. Then, the accompaniment sound corresponding to the selected song is output, and the playing step for detecting the category corresponding to the selected song and the recording point of the video signal corresponding to the category detected in the playing step are searched. In addition, a video signal search step of outputting an on-screen display signal over the search period, and an on-screen corresponding to the output state of the accompaniment sound while playing back the video signal from the recording point searched in the video signal search step.・ A karaoke system that includes a playback step that outputs a display signal Down screen display control method. 6. The reproducing step includes the step of outputting a corresponding on-screen display signal for display on a monitor if the currently playing state of the selected song is a prelude, and the selecting step. The on-screen display of the karaoke system according to claim 5, further comprising the step of outputting a corresponding on-screen display signal and displaying it on a monitor if the currently played state of the played song is an interlude. Control method. 7. The reproducing step outputs a corresponding on-screen display signal and displays it on a monitor when the currently played state of the selected song is a stage in which a set syllable is played. The method for controlling an on-screen display of a karaoke system according to claim 6, including steps.