KR20030034562A - A karaoke system by using cable network - Google Patents

Abstract

PURPOSE: A karaoke system is provided to enable a user to access a KOD(Karaoke On Demand) server located at a remote place, over a cable network, to download contents from the KOD server, and to execute the contents. CONSTITUTION: The system comprises a cable modem(20), a caption processor(60), a sound source processor(70), a memory(50), a user interface(40), and a micro controller unit(30). The cable modem(20) receives contents, including caption signals and sound source signals, from a KOD server(10) over a cable network(11), and transmits a user selection signal to the KOD server(10). The caption processor(60) processes the caption signals, and outputs the caption data to a monitor(200). The sound source processor(70) processes the sound source signals, generates a music, and outputs the music to a speaker(210). The memory(50) stores an EPG(Electronic Program Guide) downloaded from the KOD server(10). The user interface(40) interfaces the user selection signal with the cable modem(20). The micro controller unit(30) controls the cable modem(20), the user interface(40), the memory(50), the caption processor(60), and the sound source processor(70).

Description

Karaoke system using cable network {A karaoke system by using cable network}

The present invention relates to a karaoke system using a cable network, and more particularly, to a cable network in which a nationwide network accessor can download a content from a Karaoke on demand (KOD) server located at a remote location and perform karaoke in real time. It relates to a karaoke system using.

In recent years, cable communication networks capable of using high-speed Internet and capable of receiving television broadcast signals are rapidly spreading. The cable network is constructed as a nationwide communication network that can cover not only residential areas of large apartments and housing complexes, but also all factories and commercial areas.

Therefore, various studies are underway to conduct new business using this nationwide network infrastructure.

On the other hand, commercial or home karaoke systems currently on the market are all products with independent functions, so there is a disadvantage that only karaoke can be performed where the system is installed. In addition, the karaoke system is not easy to update the new song is released continuously.

In addition, a system capable of providing karaoke services to network accessors nationwide through a cable communication network has not yet been implemented.

Accordingly, an object of the present invention is to provide an on-demand karaoke system using a cable network that can provide a karaoke service to a nationwide network accessor through a cable communication network.

Another object of the present invention is to provide a method for driving a karaoke system using a cable network that can perform karaoke in real time by downloading content from a Karaoke on demand (KOD) server located at a remote location.

A preferred aspect for achieving the above object of the present invention is a subtitle signal from a KOD server 10 having a variety of songs and having content capable of performing karaoke through a cable network 11. And a cable modem 20 for receiving a content signal including a sound source signal and transmitting a user selection signal to the KOD server 10;

A caption processing unit 60 for processing a caption signal among content signals of the KOD server 10 received through the cable modem 20 from the KOD server 10 and outputting the caption signal to the monitor 200;

A sound source processing unit (70) for generating music by processing a sound source signal of the content signal of the KOD server (10) received from the KOD server (10) through the cable modem (20) and outputting it to the speaker (210);

A memory (50) for storing an electronic program guide (EPG) downloaded from the KOD server 10 through the cable modem 20;

A user interface (40) for interfacing the user selection signal to the cable modem (20);

The cable network 20, the user interface 40, the memory 50, the caption processing unit 60 and the microcontroller unit 30 for outputting a control signal to the sound source processing unit 70 The karaoke system used is provided.

In order to achieve the above object of the present invention, a preferred embodiment of the present invention is to provide an EPG via a cable network from a KOD server having contents capable of karaoke by recording various songs when the power is turned on. Downloading and storing in a memory;

Displaying the EPG stored in the memory on a monitor;

Receiving the user selection signal selected by the user from the user interface based on the EPG displayed on the monitor and transmitting the user selection signal to the KOD server through a cable modem;

Receiving a content signal including a caption signal and a sound source signal relating to a song selected by the user from the KOD server through the cable modem;

A method of driving a karaoke system using a cable network comprising the steps of: processing a caption signal output from the cable modem in a caption processing unit and outputting it to a monitor, and processing a sound source signal in a sound source processing unit and outputting the same to a speaker. Is provided.

1 is a block diagram of a karaoke system using a cable network according to a first embodiment of the present invention.

2 is a block diagram of a karaoke system using a cable network according to a second embodiment of the present invention.

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

10: KOD Server 11: Cable Network

20 cable modem 30 microcontroller unit

40: user interface 50: memory

60: subtitle processing unit 70: sound source processing unit

80: tuner 81: video signal processing unit

82: voice signal processing unit 100: karaoke system

200: monitor 210: speaker

Hereinafter, exemplary embodiments of the present invention will be described with reference to the accompanying drawings.

1 is a block diagram of a karaoke system using a cable network according to a first embodiment of the present invention, from which a variety of songs are recorded and from a KOD server 10 having contents capable of performing karaoke. A cable modem 20 for receiving a content signal including a subtitle signal and a sound source signal, and transmitting a user selection signal to a KOD server; A caption processing unit 60 for processing a caption signal among content signals of the KOD server 10 received through the cable modem 20 from the KOD server 10 and outputting the caption signal to the monitor 200; A sound source processing unit (70) for generating music by processing a sound source signal of the content signal of the KOD server (10) received from the KOD server (10) through the cable modem (20) and outputting it to the speaker (210); A memory (50) for storing the EPG downloaded from the KOD server (10) via the cable modem (20); A user interface (40) for interfacing the user selection signal to the cable modem (20); And a microcontroller unit 30 for outputting control signals to the cable modem 20, the user interface 40, the memory 50, the subtitle processing unit 60 and the sound source processing unit 70.

In the karaoke system 100 using the cable network according to the first embodiment of the present invention configured as described above, first, when a power is turned on, various songs are recorded and a remote KOD server having contents capable of performing karaoke ( The EPG is downloaded from the network 10 through the cable network 11 and stored in the memory 50.

When the EPG stored in the memory 50 is displayed on the monitor 200, the user selects a song by using a keyboard or a remote controller by looking at the EPG displayed on the monitor 200. The song selected by the user transmits a user selection signal from the keyboard or the remote controller to the user interface 40, and the user selection signal received from the user interface 40 is transmitted to the KOD server 10 through the cable modem 20.

Meanwhile, the EPG displays a variety of karaoke service indications such as a song selection menu, a background setting, continuous selection, and a karaoke game on the monitor 200, so that the user can conveniently use the EPG.

The KOD server 10 transmits a content signal including a caption signal and a sound source signal for a song selected by a user to the cable modem 20, and the cable modem 20 transmits the caption signal to the caption processing unit 60. The sound source signal is output to the sound source processing unit 70.

The caption processing unit 70 processes the caption signal and outputs it to the monitor 200, and the sound source processing unit 70 processes the sound source signal and outputs the music generated by the speaker 210, so that the user can control the caption signal. You will be able to sing your chosen song through the karaoke system.

The microcontroller unit 30 sends a control signal to the cable modem 20, the user interface 40, the memory 50, the subtitle processing unit 60 and the sound source processing unit 70 to operate normally, the micro The controller unit 30 may also apply an equivalent control unit such as a microcomputer that can control each component of the karaoke system of the present invention.

As described above, the present invention enables a user to freely select a song through a karaoke system connected to a cable network, download the song in real time, and sing a song.

FIG. 2 is a block diagram of a karaoke system using a cable network according to a second embodiment of the present invention. In the configuration of the first embodiment of the present invention shown in FIG. 1, a television broadcast signal is received through the cable network 11; Receiving tuner 80; A video signal processor (81) for receiving and processing video signals from the tuner (80); A voice signal processor 82 for receiving and processing a voice signal from the tuner 80; The image overlapping unit 65 further includes a video signal processed by the video signal processor 81 and a caption signal processed by the caption processor 60 to be output to the monitor 200.

The karaoke system of the second embodiment of the present invention thus equipped may watch television broadcasts through the monitor 210, and the user may perform karaoke by selecting a song as an EPG and selecting a TV broadcast screen as a wallpaper. It is characterized by being.

Therefore, if the user selects the television broadcast as the wallpaper from the EPG to perform the karaoke of the television broadcast screen of the broadcasting station connected to the cable network 11, the user's selection signal is transmitted via the user interface 40. It is input to the microcontroller unit 30. The microcontroller unit 30 having received the user selection signal sends a control signal to the tuner 80, causes the tuner 80 to receive a television broadcast signal through the cable network 11, and the television broadcast signal. The video signal processor 82 processes the video signal, and then the video overlap unit 65 mixes the caption signal processed by the caption processor 60 and the video signal processed by the video signal processor 82. To output to the monitor 200.

Therefore, the user can set the television broadcast screen as the background screen and receive the karaoke service.

Here, the audio signal processed by the sound source processing unit 70 and the audio signal for watching the television broadcast are amplified by the amplifier 75 shown in FIG. 2 and output to the speaker 210. 82 and the output terminal of the sound source processing unit 70 may be connected to the input terminal of the amplifier 75.

As described in detail above, the present invention can be provided with a karaoke service in real time by downloading contents from a KOD server located in a remote network nationwide network accessor through a cable communication network, and the latest songs are easily updated through the karaoke system. It can be downloaded and used by network users.

Although the invention has been described in detail only with respect to specific examples, it will be apparent to those skilled in the art that various modifications and variations are possible within the spirit of the invention, and such modifications and variations belong to the appended claims.

Claims (5)

Receives a content signal including a subtitle signal and a sound source signal from a Karaoke on demand (KOD) server, which contains various songs and has contents capable of performing karaoke, through a cable network, and transmits a user selection signal to the KOD server. A cable modem for transmitting to; A caption processing unit for processing a caption signal among content signals of the KOD server received through the cable modem from the KOD server and outputting the caption signal to a monitor; A sound source processing unit for processing a sound source signal among the content signals of the KOD server received through the cable modem from the KOD server to generate music and output the same to a speaker; A memory for storing an EPG (Electronic Program Guide) downloaded from the KOD server via the cable modem; A user interface for interfacing the user selection signal to the cable modem; And a microcontroller unit configured to output a control signal to the cable modem, a user interface, a memory, a caption processing unit, and a sound source processing unit. The method of claim 1, A tuner for receiving a television broadcast signal through the cable network; A video signal processor for receiving a video signal from the tuner and processing the video signal; A voice signal processor for receiving a voice signal from the tuner and processing the voice signal; Karaoke system using a cable network, characterized in that the image superimposing unit for mixing the video signal processed by the video signal processing unit and the subtitle signal processed by the caption processing unit further outputs to the monitor. When the power is turned on, downloading and storing the EPG from a remote KOD server having a content capable of performing karaoke and storing it in a memory through a cable network; Displaying the EPG stored in the memory on a monitor; Receiving the user selection signal selected by the user from the user interface based on the EPG displayed on the monitor and transmitting the user selection signal to the KOD server through a cable modem; Receiving a content signal including a caption signal and a sound source signal relating to a song selected by the user from the KOD server through the cable modem; And processing a subtitle signal output from the cable modem in a subtitle processing unit and outputting the same to a monitor, and processing a sound source signal in a sound source processing unit to output to a speaker. The method of claim 3, wherein In the method, a signal in which the user selects a background screen included in the EPG is included in the user selection signal to download a video signal for the background screen from the KOD modem, and the caption signal processed by the caption processing unit A method of driving a karaoke system using a cable network, characterized in that the video signal for the background screen is mixed with the image overlapping unit is further provided. The method of claim 3, wherein In the method, when the user selects a television broadcast in the EPG as a wallpaper, the user receives a television broadcast signal from a tuner via the cable network, processes a video signal of the television broadcast signal in a video signal processor, and the captions. A method of driving a karaoke system using a cable network, characterized in that the caption signal processed in the processing unit and the video signal processed in the image signal processing unit to be mixed in the image overlapping unit and output to the monitor.