JP3106789U - Simple karaoke equipment - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a simple karaoke apparatus.
A signal processor, a sound encoder decoder, a hard disk, and a communication interface, the hard disk can store thousands to tens of thousands of MP3 music files and subtitle files, and the communication interface can be connected to the Internet. The signal processor is connected to an external audio / video playback device such as a DVD or VCD, and the desired music can be downloaded to the hard disk via the Internet against the background of images stored on the disc in the playback device. Achieve function.
[Selection] Figure 1

Description

  The present invention relates to a kind of simple karaoke apparatus, and more particularly, to a karaoke apparatus that can circumscribe an audio-video playback device and reduce the product cost.

  The development of karaoke culture in Asia is no different compared to Japan, and it has already become a national culture in Taiwan. KTV is prosperous on holidays, and singing voices using karaoke equipment can be heard at home on the street corner. It is an easy and comfortable leisure.

  A well-known karaoke apparatus includes a built-in audio video playback device, a CPU, an audio decoder, a remote controller, and a plurality of lyrics memory cards and disks, and music files and lyrics files of thousands to tens of thousands of songs in the lyrics memory card. Has been saved. A well-known karaoke apparatus is connected to a television receiver, a speaker, and a microphone. The user selects the music code of the music to be sung from the music catalog, inputs this music code with the remote controller, and the CPU searches the music memory for the corresponding music and the lyrics file from the lyrics memory card by the music code, and further music The file is converted by an audio decoder to become an audio frequency signal, mixed with a singing voice signal input from the microphone by the user, broadcast from the speaker, and the audio video playback device converts the video data on the disc according to the command issued by the CPU. After reading and inserting a lyric file into the video data, it is broadcast on a television screen, and the video data is used as an MTV (Music Television) music background, and at the same time, lyrics are displayed on the screen.

  When adding a new song to a well-known karaoke device, the manufacturer must be notified and the lyrics memory card for the new song must be installed or the memory card must be updated. It is very inconvenient, increases costs, and reduces competitiveness in the market.

  Furthermore, since all known karaoke devices have built-in audio / video playback devices, and already own DVDs or VCD audio / video playback devices in ordinary homes, if one karaoke device is purchased, two DVDs are available. Alternatively, a VCD audio / video playback device will be owned, and the previously owned audio / video playback device will be wasted, creating money and material waste.

  A main object of the present invention is to provide a karaoke apparatus that can be circumscribed by an audio / video playback device and can reduce the product cost.

The invention of claim 1 is a simple karaoke apparatus in which a signal processor, a hard disk, a communication interface, a control signal interface, a sound encoder decoder, a video input port, a video output port and a key are combined.
The signal processor controls internal circuits, outputs video signals, searches for and transmits signals such as music characters,
The key is connected to the signal processor and used for control signal input, and causes the signal processor to perform control operations.
The communication interface is connected to a signal processor, the communication interface is connected to a personal computer, the personal computer can be connected to the Internet, and music and lyrics in the form of MP3, WMA, AAC, ATRAC3, etc. by the communication interface Download the subtitle signal,
The hard disk is connected to a signal processor, and the hard disk stores music files and subtitle files in a format such as MP3, WMA, AAC or ATRAC3,
The sound encoder decoder is connected to a signal processor, and a speaker and a microphone are connected to the sound encoder decoder. After the music to be broadcast is read from the hard disk and decoded, it is further mixed with the user's audio signal input from the microphone. Broadcast from the speaker,
The video output port is connected to a signal processor, the video output port is connectable to an external television receiver, and the signal processor is provided for transmitting a video signal to the television receiver through the video output port. The background, the song title and the lyrics are displayed on the television receiver,
The video input port is connected to a signal processor, and the video input port can be connected to an external audio video playback device. Read
The simple karaoke apparatus is characterized by the above.
The invention of claim 2 is the simplified karaoke apparatus according to claim 1, wherein the signal processor is connected to the control signal interface, the control signal interface is connected to the receiver, and the receiver is connected to the remote controller and the wireless microphone. A simple karaoke apparatus is characterized in that a signal to be emitted can be received.
The invention of claim 3 is the simple karaoke apparatus according to claim 1, wherein the communication interface can download music and lyrics subtitle signals in MP3, WMA, AAC or ATRAC3 format directly from the Internet. It is said.
The invention of claim 4 is the simple karaoke apparatus according to claim 1, wherein the hard disk can store a karaoke audio video file in MPEG4 format.
The invention of claim 5 is the simple karaoke apparatus according to claim 1, wherein the hard disk can store a VCD format karaoke audio video file.
The invention of claim 6 is the simple karaoke apparatus according to claim 1, wherein the hard disk can store a karaoke audio video file in DVD format.

  The present invention provides a karaoke apparatus that can be circumscribed by an audio / video playback device and can reduce the product cost.

  The present invention relates to a simple karaoke apparatus comprising a signal processor, a sound encoder decoder, a hard disk, and a communication interface, wherein the hard disk is installed in the karaoke apparatus, the hard disk is connected to the signal processor, and the signal processor is An external audio / video playback device can be connected, and a communication interface can be connected to the Internet.

  With the above structure, the simplified karaoke apparatus of the present invention has a signal processor connected to an external audio / video playback device, and does not need to incorporate an audio / video playback device. Can be downloaded, and the music file can be stored on the hard disk, thereby reducing the manufacturing cost and easily increasing the number of new music.

  As shown in FIG. 1, the simplified karaoke apparatus of the present invention includes a signal processor 1, a hard disk 2, a communication interface 3, a control signal interface 4, a sound encoder decoder 5, a video input port 6, a video output port 7, and a key. 11 is combined. The features of the present invention are as follows.

  The signal processor 1 controls internal circuits, outputs video signals, and searches for and transmits signals such as music characters.

  The key 11 is connected to the signal processor 1 and is used for control signal input to cause the signal processor 1 to perform a control operation.

  The hard disk 2 is connected to the signal processor 1, and the hard disk 2 stores music files and subtitle files in a format such as MP3, WMA, AAC, or ATRAC3.

  The communication interface 3 is connected to the signal processor 1, the communication interface 3 is directly connected to the Internet 31 or a personal computer 30, the personal computer 30 can be connected to the Internet 31, and MP3, WMA are connected by the communication interface 3. , AAC or ATRAC3 format music and lyrics subtitle signal are downloaded.

  The control signal interface 4 is connected to the signal processor 1 and the receiver 40, and the receiver 40 can receive signals emitted from the remote controller 41 and the wireless microphone 42.

  The sound encoder decoder 5 is connected to the signal processor 1, and a speaker 51 and a microphone 52 are connected to the sound encoder decoder 5, which reads the music to be broadcast from the hard disk 2, decodes it, and is further input from the microphone It is mixed with the person's voice signal and broadcast from the speaker 51.

  The video input port 6 is connected to the signal processor 1, the video input port 6 is connected to an external audio video playback device 60, and the signal processor 1 described above is connected to the external audio video playback device 60 by the video input port 6. Read video files on discs.

  The video output port 7 is connected to the signal processor 1, the video output port 7 is connected to an external television receiver 70, and the signal processor 1 sends a video signal to the television receiver 70 through the video output port 7. Then, the television receiver 70 displays the background, the music title, and the lyrics.

  With the above-described structure, the signal processor reads the video data on the disc inside the external audio / video playback device through the video input port, and also reads the music file and subtitle file stored in the hard disk 4. After that, the subtitle file and the video data are merged, transmitted to the television receiver 70 through the video output port 7 and broadcast, and the Onfa area file is decoded by the sound encoder decoder 5 to be an audio frequency signal. It is mixed with the user's voice signal input from the microphone and broadcast from the speaker 51. In addition, the audio frequency signal and the user's audio signal can be broadcast using a speaker built in the television receiver 5.

  As shown in FIGS. 2, 3, and 4, the simplified karaoke apparatus of the present invention is operated by a signal processor of the karaoke apparatus, and a video input port and an external audio / video playback device are connected. This eliminates the need for a built-in audio / video playback device and achieves a function of reducing manufacturing costs.

  Furthermore, the simplified karaoke apparatus of the present invention downloads music and lyrics subtitle signals in the format of MP3, WMA, AAC, ATRAC3, etc. directly from the Internet through a communication interface, sends them to the signal processor 1 and stores them in the hard disk 2. be able to. Alternatively, music and lyrics subtitle signals can be downloaded from the Internet 31 via the personal computer 30, edited on the personal computer 30, and further downloaded from the personal computer 30 into the hard disk 2 of the present invention. This allows users to download their favorite songs independently, and easily add new songs, without having to update the memory card through the manufacturer, reducing the service cost for the manufacturer. it can.

  Next, the hard disk 2 can store a DVD, VCD, or MPEG4 format karaoke audio-video file, which can be decoded and transmitted to a television receiver 70 and a speaker to broadcast video and audio, and can be mixed with a singing voice.

  In summary, the simplified karaoke apparatus of the present invention is easy to reduce manufacturing cost and increase new music, and has practicality and inventive step.

It is a circuit block diagram of the present invention. It is a control program flowchart of this invention. It is a control program flowchart of this invention. It is a control program flowchart of this invention.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Signal processor 2 Hard disk 3 Communication interface 4 Control signal interface 5 Sound encoder decoder 6 Video input port 7 Video output port 11 Key 30 Personal computer 31 Internet 40 Receiver 41 Remote controller 42 Wireless microphone 51 Speaker 52 Microphone 60 Audio video reproduction equipment 70 Television receiver

Claims (6)

In a simple karaoke apparatus in which a signal processor, a hard disk, a communication interface, a control signal interface, a sound encoder decoder, a video input port, a video output port and a key are combined,
The signal processor controls internal circuits, outputs video signals, searches for and transmits signals such as music characters,
The key is connected to the signal processor and used for control signal input, and causes the signal processor to perform control operations.
The communication interface is connected to a signal processor, the communication interface is connected to a personal computer, the personal computer can be connected to the Internet, and music and lyrics in the form of MP3, WMA, AAC, ATRAC3, etc. by the communication interface Download the subtitle signal,
The hard disk is connected to a signal processor, and the hard disk stores music files and subtitle files in a format such as MP3, WMA, AAC or ATRAC3,
The sound encoder decoder is connected to a signal processor, and a speaker and a microphone are connected to the sound encoder decoder. After the music to be broadcast is read from the hard disk and decoded, it is further mixed with the user's voice signal input from the microphone. Broadcast from the speaker,
The video output port is connected to a signal processor, the video output port is connectable to an external television receiver, and the signal processor is provided for transmitting a video signal to the television receiver through the video output port. The background, the song title and the lyrics are displayed on the television receiver,
The video input port is connected to a signal processor, and the video input port can be connected to an external audio video playback device. Read
A simple karaoke apparatus characterized by the above.   2. The simple karaoke apparatus according to claim 1, wherein a signal processor is connected to a control signal interface, the control signal interface is connected to a receiver, and the receiver can receive signals emitted from a remote controller and a wireless microphone. A simple karaoke device.   2. The simple karaoke apparatus according to claim 1, wherein the communication interface can download music and lyrics subtitle signals in MP3, WMA, AAC or ATRAC3 format directly from the Internet.   2. The simple karaoke apparatus according to claim 1, wherein the hard disk can store an MPEG4 format karaoke audio-video file.   2. The simple karaoke apparatus according to claim 1, wherein the hard disk can store a VCD format karaoke audio-video file. 2. The simple karaoke apparatus according to claim 1, wherein the hard disk can store a DVD-format karaoke audio-video file.

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