KR0119894B1 - Laser disc player with function of music video accompaniment - Google Patents

Abstract

A laser disc player is provided to enable for a video song accompaniment function by built-in ROM chip. The laser disc player comprises: a key input(10) for inputting a desired mode or song number; an ROM chip(12) for video accompaniment recorded an address information; a main circuit(14) of laser disc player for performing the video song accompaniment function or the video mode according to the input signal from the key input(10) and outputting an address signal to the ROM chip(12) and the video mode switching signal or song mode switching signal; a mode switching part(16) for switching to the video mode or song mode in accordance with the the video mode switching signal or song mode switching signal; a monitor(20) for displaying an image or song subtitles; and a speaker(22) for outputting the song accompaniment sound or the vocal.

Description

Laser Disc Player with Image Accompaniment

1 is a block diagram of a laser disc player having an image flexible accompaniment function according to the present invention.

2 is a flowchart illustrating an image flexible accompaniment operation by a laser disc player having an image flexible accompaniment function according to the present invention.

* Explanation of symbols for the main parts of the drawings

10: key input 12: ROM accompaniment for video accompaniment

14: laser disk player (LDP) main circuit unit 16: mode switching unit

18: video / accompaniment sound synthesis unit 20: monitor

22: speaker

The present invention relates to a laser disc player having an image flexible accompaniment function, and more particularly, to a ROM disc having an image flexible accompaniment sound and lyrics recorded in the laser disc player to enhance the image accompaniment function. The present invention relates to a laser disc player having an image accompaniment function.

At present, as a development of AV system due to the development of 'video disc', which is a combination of video and audio, the image music accompaniment system using laser disc player (LDP) is gaining popularity. When the system is installed in karaoke, music outputs image accompaniment sound and lyrics using ROM-Chip, and image is provided by using image data recorded on laser disc (LD) or image and accompaniment. A method of providing images and music using a laser disk (LD) dedicated to an image flexible accommodating device for recording sound and lyrics is adopted, and when the image flexible accompaniment system is installed in a home, a laser disk dedicated to an image flexible accompaniment device (LD) is the preferred trend.

However, when the image music accompaniment system is implemented by using a ROM chip and a laser disk in the karaoke room, the image (screen) is sent to the monitor of each room by using a peripheral device such as an image distributor. The images are all the same, and a problem arises inevitably due to internal wiring.

In addition, when the video accompaniment system is implemented using a laser disc dedicated to the image accompaniment device, the image and accompaniment sound recorded on the laser disc are separated to adjust the speed and height of the song accompaniment desired by the user. Not only an accessory circuit such as an accompaniment separation circuit needs to be additionally installed, but also a problem that a complicated and complicated process is required to design and install the accompaniment separation control circuit in a laser disc player.

In addition, when using the laser disk dedicated to the image flexible accompaniment device in the karaoke or home, the customer or user has a different preference for the song, and therefore, the user needs to purchase a large amount of the laser disk dedicated to the image flexible accompaniment device. Not only is the purchase price consumed for the purchase too expensive, but in the case of karaoke, it is necessary to replace the disc at the customer's order from time to time, which causes inconvenience and waste of manpower.

Accordingly, the present invention has been made in view of the above circumstances, and an object thereof is to switch from a movie mode to a song mode by incorporating an image accompaniment rom chip (ROM-Chip) into which a general laser disc player is recorded. The present invention provides a laser disc player with an image accompaniment function for enhancing image accompaniment.

In order to achieve the above object, a laser disc player having an image flexible accompaniment function according to the present invention includes a key input unit capable of writing a song number together with a key input for a selective mode switching operation of a movie mode or a song mode; An image accompaniment ROM chip in which a plurality of image flexible accompaniment and lyrics data and address information on the image flexible accompaniment and lyrics data are recorded; A laser disc player main circuit unit performing a movie reproducing operation or an image accompaniment operation in accordance with an input signal from the key input unit, and outputting a movie mode switching signal or a song mode switching signal and an address signal for the image accompaniment ROM chip accordingly; A mode switching unit which starts switching to the movie mode or the song mode according to the movie mode switching signal or the song mode switching signal outputted from the laser disc player main circuit unit; An image / accompaniment sound synthesis unit for synthesizing the image and the flexible accompaniment sound signal from the laser disc player main circuit unit when switching to the song mode through the mode switching unit; A monitor displaying an image or a lyrics subtitle synthesized from the image / accompaniment synthesizer; Provided is a laser disc player having an image accompaniment function consisting of a speaker for outputting a flexible accompaniment sound and audio through the image / accompaniment synthesizer.

According to the present invention as described above, since the image accompaniment sound and lyrics from the image accompaniment ROM chip embedded in the laser disc player in the song mode, a general laser disc player without purchasing a separate laser disc for the image accompaniment apparatus The user can sing the desired song.

Hereinafter, with reference to the accompanying drawings will be described the present invention in more detail.

1 is a block diagram of a laser disc player having an image flexible accompaniment function according to the present invention. Reference numeral 10 denotes a key input unit for allowing a user to input a desired operation mode or song number. Remote Controller Keys) or select keys provided on the front panel of the laser disc player.

Reference numeral 12 denotes an image accompaniment ROM chip in which a plurality of image flexible accompaniment and lyrics data and address information on the image flexible accompaniment and lyrics data are recorded, and 14 denotes the key according to the disc insertion. Outputting a movie mode switching signal or a song mode switching signal and an address signal to the image accompaniment ROM chip 12 according to a movie reproduction operation or an image accompaniment operation according to an input signal from the input unit 10; In addition, the laser disk player main circuit unit for jumping the laser disk forward by one chapter (Chapter) when one song is finished, the video data and audio data recorded on the movie playback signal receiver laser disk from the key input section 10 Reads and outputs the video and audio signals, and outputs them to the laser disk according to the music number selection signal inputted from the key input unit 10. Reads the image data, converts the image signal into an image signal, and outputs an address signal for the image accompaniment ROM chip 12 corresponding to the song number, and records the image accompaniment sound and lyrics recorded in the image accompaniment ROM chip 12. The data is signaled and output.

In the figure, reference numeral 16 denotes a mode switching unit which starts switching of the movie mode or the song mode according to the movie mode switching signal or the song mode switching signal outputted from the laser disc player main circuit unit 14, for example, by a switching switch. It is composed.

Reference numeral 18 denotes an image for synthesizing the flexible accompaniment sound recorded in the image accompaniment ROM chip 12 outputted from the laser disc player main circuit unit 14 when switching to the song mode through the mode switching unit 16; Accompaniment sound synthesizer, 20 is a monitor on which the video or lyrics subtitle from the image / accompaniment sound synthesis unit 18 is displayed, 22 is a flexible accompaniment sound from the image / accompaniment sound synthesis unit 18 The speaker outputs the user's voice when using a microphone to sing a song.

The image flexible accompaniment operation by the laser disk player having the image flexible accompaniment function according to the present invention configured as described above will be described based on the flowchart of FIG.

First, in step 200, the user inserts the laser disk into the laser disc player, and in step 210, the user inputs a movie reproduction signal or a music number selection signal through the key input unit 10.

Subsequently, in step 220, the laser disc player main circuit unit 14 determines whether the signal input from the key input unit 10 is a music number selection signal factor, and as a result, the received signal is not a music number selection signal. In the case of a signal, the laser disc player main circuit unit 14 determines the movie mode in step 230 and outputs a movie mode signal. In step 240, the laser disc player main circuit unit 14 outputs the video and audio data recorded on the laser disc. Read and output the video and audio signal, and the mode switching unit 16 switches the current mode to the movie mode according to the movie mode switching signal output from the laser disk player main circuit unit 14 monitor 20 And a video signal and an audio signal are output through the speaker 22.

On the other hand, if the received signal is a tune propagation signal, the laser disc player main circuit unit 14 determines the song mode in step 250 to output the song mode switching signal and the address signal corresponding to the received song number. The mode switching unit 16 switches the current mode to the song mode in accordance with the song mode switching signal from the laser disc player main circuit unit 14.

Thereafter, in steps 260 and 270, the laser disc player main circuit unit 14 reads out image data from the laser disc, and reads accompaniment sound and lyrics data of the address corresponding to the address signal from the image accompaniment ROM chip 12, thereby generating the image signal. And accompaniment sound signal and lyrics signal is output.

In operation 280, the image / accompaniment sound synthesizer 18 synthesizes the image signal, the accompaniment sound signal, and the lyrics signal applied through the mode switcher 16 to display the image through the monitor 20 and the speaker 22. The lyrics of subtitles, accompaniment and the accompaniment outputs the voice of the user singing a song while viewing the lyrics.

Subsequently, in step 290, the laser disc player main circuit unit 14 determines whether the accompaniment sound data read out from the image accompaniment ROM chip 12 is finished. If the determination result continues, the laser disc player main circuit unit 14 proceeds to step 260. On the other hand, when the accompaniment sound data reading from the image accompaniment ROM chip 12 is finished, the laser disc player main circuit unit 14 determines that the song is finished in step 300 and determines that the laser disc is one chapter (Chapter). By jumping forward, another image is displayed on the monitor 20.

According to the laser disk player having an image flexible accompaniment function according to the present invention as described above, in order to install the image flexible accompaniment system in the home or karaoke, unlike the conventional pattern that must be provided with a separate laser disk dedicated to the image flexible accompaniment apparatus By incorporating the image flexible accompaniment ROM chip into a general laser disc player, when the user wants to sing a song, the user switches to the song mode through the mode switching unit, and provides the image flexible accompaniment sound and lyrics accordingly. Not only do you need to purchase a dedicated laser disk, you also eliminate the need for peripherals and system connections, such as an image distributor that sends screens to each room.

Claims (1)

A key input unit 10 for inputting a song number together with a key input for a selective mode switching operation of a movie mode or a song mode; An image accompaniment ROM chip 12 in which a plurality of image flexible accompaniment and lyrics data and address information on the image flexible accompaniment and lyrics data are recorded; According to the input signal from the key input unit 10 performs a movie playback operation or an image accompaniment operation, and simultaneously outputs a movie mode switching signal or a song mode switching signal and an address signal to the image accompaniment ROM chip 12. Laser disc player main circuit section 14; The laser; A mode switching unit 16 which starts switching to the movie mode or the song mode in accordance with the movie mode switching signal or the song mode switching signal output from the disc player main circuit unit 14; An image / accompaniment sound synthesizer 18 for synthesizing the image and the flexible accompaniment sound signal from the laser disc player main circuit unit 14 when switching to the song mode through the mode switching unit 16; A monitor 20 for displaying an image or a lyrics subtitle synthesized from the image / accompaniment synthesizer 18; Laser display having an image accompaniment function, characterized in that consisting of a speaker 22, the audio accompaniment sound and the audio output through the image / accompaniment sound synthesis unit (18).