KR20190108758A - Apparatus of Karaoke Platform - Google Patents

Abstract

The present invention relates to a platform apparatus of a karaoke player. The platform apparatus of a karaoke player comprises: a set-top box module in which a first application is installed to receive a plurality of sound source data and image data through the Internet in real time; a main body which is connected to the set-top box module in a way of transferring the image data to the set-top box module without compressing the image data, is connected in a wired or wireless manner to a microphone unit, and receives image data from a set-top box and outputs the image data as a digitalized image digital signal, receives sound source data and converts the sound source data into sound source analogue signal, outputs a mixed analogue signal by mixing the sound source analogue signal with a sound signal output through the microphone unit, and converts the mixed analogue signal into a sound source digital signal and outputs the sound source digital signal or amplifies the mixed analogue signal and outputs the amplified signal; an image/sound output unit which is connected to the main body in a way of transferring the image data to the main body without compressing the image data, and receives and outputs the image digital signal and the sound source digital signal from the main body; at least one sound output unit which receives and outputs the mixed analogue signal from the main body; and a terminal which is capable of internet communication and has a second application configured to control operation of the first application after reading code information of the image data output from the image/sound output unit. According to the present invention, the image/sound output unit and the terminal are synchronized through a QR code such that it is possible to easily select a specific sound source from the image/sound output unit.

Description

Song accompaniment platform device {Apparatus of Karaoke Platform}

The present invention relates to a song accompaniment platform device. More specifically, the present invention relates to a song accompaniment platform device that can create a karaoke atmosphere using existing devices, such as OTT, IP Set top box.

Nowadays, more and more families are gathering at home and singing. As these entertainment activities increase, a variety of devices are being developed to enable people to sing more fun and to inspire themselves.

For example, there is a karaoke machine that connects a device that stores songs to a speaker and a microphone, respectively.

In addition, at home, a method of using karaoke is provided by downloading and installing a karaoke application in the OTT, IP Set top box.

However, the existing OTT, IP Set top box is not a karaoke-based device and simply provides accompaniment and video, so it is not enough to be called a karaoke.

Therefore, the present invention receives the audio and video output of the OTT, IP Set top box to the song accompaniment platform device, and outputs the video signal to the monitor as it is, and the karaoke accompaniment signal is processed by mixing the voice input to the microphone circuit effect By outputting, there is an advantage of creating an atmosphere like karaoke in OTT and IP set top boxes.

Republic of Korea Utility Model Registration No. 20-0417698

The present invention has been made in order to solve the above-described problems, and is connected to the set-top box that is easily connected to the video output device, such as a monitor and TV, and easily update the new music content is connected to the Internet for the image data output from the set-top box This is to provide a song accompaniment platform device that outputs as it is to the video output device, and mixes and outputs the music data through the microphone input.

The technical problem of the present invention is not limited to the above-mentioned problems, and other technical problems not mentioned will be clearly understood by those skilled in the art from the following description.

Song accompaniment platform device of the present invention for achieving the above technical problem,

A set top box module having a first application provided with a plurality of sound source data and image data in real time through the Internet;

The set top box module is connected in such a manner as to transmit the video data without compression, and is connected to the microphone unit by wire or wirelessly.

The image data is received from the set-top box and output as an image digital signal, which is a digital signal, and the sound source data is received and converted into a sound source analog signal, followed by mixing the sound source analog signal and the audio signal output through the microphone unit. A main body unit for outputting a mixing analog signal, converting the mixing analog signal into a sound source digital signal, and amplifying and outputting the mixing analog signal;

An image sound output unit connected to the main unit in a manner of transmitting the image data without compression, and receiving and outputting the image digital signal and the sound source digital signal from the main unit;

At least one sound output unit configured to receive and output the mixing analog signal to the main body unit; And

Internet communication is possible, and after reading the code information of the video data output to the video audio output unit, and includes a terminal provided with a second application for controlling the operation of the first application.

The main body portion,

A digital analog converter converting the sound source data transmitted from the set top box into the sound source analog signal,

An analog-to-digital converter for converting the sound source analog signal into the sound source digital signal and outputting the sound source digital signal according to a serial clock;

At least one sound source audio mixing module installed between the digital analog converter unit and the analog digital converter unit for mixing the sound source analog signal and the voice signal.

The microphone unit includes at least one first microphone and at least one second microphone, the first microphone is wirelessly connected to the main body part, and the second microphone is wired to the main body part.

The main body unit may further include a voice mixing module configured to mix the first voice signal output from the first microphone and the second voice signal output from the second microphone.

The main body unit may further include an echo unit for outputting an echo signal outputted with a time difference between the amplitude of the voice signal by the reflection action of the voice signal.

The echo part may include an adjusting part for adjusting the time difference, and the adjusting part may be formed of a variable resistor.

The sound source sound mixing module may mix the echo signals.

The code information is a QR (Quick Response) code, the second application is connected to the first application by reading the QR code,

The second application may select a character of the image data provided from the first application and change the sorting order of the selected character.

The main body further includes a time tuning unit for adjusting an output time of the sound source digital signal when a time difference occurs between the sound source digital signal output from the image sound output unit and the sound source analog signal output from the sound output unit. can do.

The song accompaniment platform device according to the present invention receives the image data and the audio data as a digital signal from the set-top box, the image data is output with high quality image quality, the audio data is mixed with the audio signal output from the microphone (감 感) Outputs sound.

Furthermore, the present invention can remix the echo signal to the mixed signal of the audio data and the audio signal, minimize the time difference between the sound output from the image sound output unit and the sound output unit, and output a more presence sound. .

In addition, the song accompaniment platform according to the present invention through the QR code, the image sound output unit and the terminal is synchronized so that the user can easily select a specific sound source in the image sound output unit, and easily change the order of the selected sound source do.

1 is a block diagram of a song accompaniment platform device according to an embodiment of the present invention.
FIG. 2 is a diagram illustrating a relationship between components of a song accompaniment platform device according to an exemplary embodiment of the present invention in more detail.
3 is a circuit diagram of the main body of FIG. 1.
4 is a view schematically showing an operating state of the circuit diagram of FIG. 3.
5 is a diagram illustrating a process of synchronizing an output signal between an image sound output unit and a sound output unit of FIG. 1.

Advantages and features of the present invention and methods for accomplishing the same will become apparent with reference to one embodiment described below in detail with the accompanying drawings. However, the present invention is not limited to one embodiment disclosed below and may be implemented in various different forms.

However, this embodiment is merely an example provided to make the disclosure of the present invention complete and to fully inform those skilled in the art the scope of the present invention.

In addition, the present invention may be defined inclusive of what can be easily inferred based on the contents described in the specific contents for carrying out the invention including the claims. Like numbers refer to like elements throughout the specification in which the invention is described.

Hereinafter, referring to FIG. 1 and FIG. 2, the song accompaniment platform apparatus according to an embodiment of the present invention will be described in general. Referring to FIG. 3, the components constituting the song accompaniment platform apparatus of the present invention will be described. It explains in detail.

1 is a block diagram of a song accompaniment platform device according to an embodiment of the present invention, Figure 2 is a configuration showing the relationship between the components of the song accompaniment platform device according to an embodiment of the present invention in more detail The relationship between elements. 3 is a circuit diagram of the main body of FIG. 1.

In the song accompaniment platform device 1 of the present invention, the main body 20 is connected to the set-top box module 10 capable of internet communication by a cable of a high-definition multimedia interface (HDMI). The video data transmitted from the set-top box module 10 in the unit 20 is output in a high quality image quality from the video sound output unit 30, the audio data is mixed with the audio signal output from the microphone sound output unit 40 High quality sound is output from.

The song accompaniment platform device 1 outputs the image data in high definition and outputs the audio data with a sense of presence, so that the user can feel as if he is singing when he sees the screen on the stage.

In addition, the song accompaniment platform device 1 of the present invention is provided with a second application 32 in the video sound output unit 30 for outputting the image data, the terminal is a QR code formed by the second application (32) Scanning 50 allows the first application 11 and the second application 32 to be synchronized.

Through this, the song accompaniment platform device 1 can easily select the sound source data output from the image sound output unit 30 in the terminal 50, and can easily change the order of the selected sound source data.

The song accompaniment platform device 1 of the present invention is connected to the set-top box module 10, the set-top box module 10 and the HDMI cable, the first application 11 is installed, the microphone unit 210 and wired or wireless connection The second body synchronized with the main unit 20, the image sound output unit 30 connected to the main body unit 20 and the HDMI cable, the sound output unit 40 connected to the phone plug jack type, and the first application 11. It includes a terminal 50 in which the application 32 is installed.

Particularly, the main body 20 of the song accompaniment platform device 1 converts the sound source data into the sound source analog signal, and converts the sound source analog signal into the sound source digital signal SDS (see FIG. 5). The sound source audio mixing module 23 for mixing the analog digital converter unit 22 and the sound source analog signal and the audio signal output from the microphone unit 210 and outputting the mixing analog signal MAS (see FIG. 5) is provided. Include. Here, the sound source voice mixing module 23 may be formed of a plurality of voice mixing units to be formed to correspond to the plurality of sound output units 40. For example, the sound source audio mixing module 23 outputs a mixing analog signal transmitted to the first sound mixing unit 23L and a second sound thrust unit outputting the mixing analog signal transmitted to the first sound output unit. Voice mixing unit 23R.

In addition, the song accompaniment platform device 1 may include an echo unit 25 so that the sound output from the image sound output unit 30 and the sound output unit 40 can be output with a sense of presence. In addition, the song accompaniment platform device 1 of the present invention may include a time tuning unit for adjusting the playback time between the sound output from the image sound output unit 30 and the sound output unit 40. And it may include a power supply unit 60 for supplying a stable power to the main body 20.

Hereinafter, the components constituting the song accompaniment platform device of the present invention will be described in more detail.

The set top box module 10 is connected to the Internet, and is a device in which a first application 11 that receives a plurality of sound source data and image data is installed therein. The set top box module 10 may be a device in which the first application 11 is installed, such as a set top box (OTT), a set-top box (STB), and the like, which is conventionally used. The set-top box module 10 receives the sound source data and the image data as digital data, and transmits the image data and the sound source data to the main body 20 connected by the HDMI cable without compressing them.

The main body 20 may output the image data transmitted from the set-top box module 10 connected by the HDMI cable as it is, and process the sound source data into an analog signal and a digital signal and output the same. The main body 20 is connected with an HDMI cable. The main body 20 transmits the image data to the image sound output unit 30 without compressing the image data, first converts the sound source data into the sound source digital signal, and converts the converted sound source digital signal into the sound source analog signal. do. Thereafter, the converted sound source analog signal and the voice signal input through the microphone unit 210 are mixed and transmitted to the sound output unit 40.

Detailed components and operating states of the main body 20 will be described in detail with reference to FIG. 4.

The image sound output unit 30 may output the image data transmitted from the set top box module 10 as it is, and may output the sound source data processed by the main body unit 20. The video sound output unit 30 may be a television or a monitor that can be connected to HDMI.

The image sound output unit 30 may output code information including information of the first application 11 in the image data transmitted from the set top box module 10. In this case, the code information may be a QR (Quick Response) code that can be read by another application. Here, another application may be installed in the terminal 50.

The terminal 50 may be a smart portable terminal capable of internet communication. The terminal 50 may download another application, that is, the second application 32 through internet communication. The terminal 50 may drive the second application 32 to read the information of the first application 11 and then synchronize the first application 11 and the second application 32.

The terminal 50 controls the operation of the first application 11 through the second application 32, and selects a title of the sound source data and a mantissa of the sound source data as an example of the text of the image data provided from the first application. It is also possible to change the sorting order of the selected characters.

The sound output unit 40 outputs an analog signal in which sound source data transmitted from the set top box module 10 is converted by the main body unit 20. The sound output unit 40 may be connected in parallel to be extended to a plurality. As described above, the sound output unit 20 may be formed of a first sound output unit and a second sound output unit. Here, the first sound output unit may be a sound output unit installed on the left side based on the main body unit 20, and the second sound output unit may be a sound output unit installed on the right side based on the main body unit 20.

Hereinafter, the operation of the main body portion will be described with reference to FIG. 4. 4 is a view schematically showing an operating state of the circuit diagram of FIG. 3.

The main body 20 is operated when power is applied by the power supply unit 60. When the main body unit 20 is applied with the DC voltage 5V, 1.8V and 3.3V of the power supply unit 60, the sound source data transmitted from the set-top box module 10 through the digital analog converter unit 21 is stable as the sound source analog signal. And converts the sound source analog signal converted through the analog-to-digital converter unit 22 to the sound source analog signal into the sound source digital signal.

In addition, the main body 20 may stably transmit the converted sound source digital signal to the image sound output unit 30 in accordance with a serial clock (SCL).

The main body 20 includes a sound source sound mixing module 23 between the digital analog converter 21 and the analog digital converter 22, and outputs a sound source analog signal output through the digital analog converter 21. And by mixing the voice signal output through the microphone unit 210 may output a mixing analog signal in which the voice of the voice signal is well combined with the tone of the sound source analog signal. In addition, the output mixing analog signal may be transmitted to the sound output unit 40.

In addition, the main body unit 20 includes an amplifier at the output terminal, and after amplifying and outputting the mixing analog signal, it can be transmitted to the sound output unit 40.

In addition, the main body 20 may be configured such that a plurality of microphones may be connected by wire or wirelessly, and after mixing the voice signals transmitted from each microphone, may be formed into a structure capable of mixing with the sound source analog signals. For example, the main body 20 has a first microphone 211 that outputs a first voice signal is wirelessly connected, the second microphone 212 that outputs a second voice signal is wirelessly connected, the first voice It may be formed of a structure including a voice mixing module 24 for mixing the signal and the second voice signal. In this case, a plurality of first microphones 211 may be provided. For example, the first microphone 211a and the first microphone 211b may be configured.

The main body 20 includes, when a plurality of first microphones 211 are formed, a voice mixer and a first microphone 211a for mixing audio signals output from the first microphone 211a and the first microphone 211b. The voice mixer may further include a voice mixer for mixing the voice signal output from any one of the first microphone 211b and the voice signal output from the second microphone 212.

In addition, the main body unit 20 may include an echo unit 25 to output an echo signal having an amplitude and a time difference of the speech signal by the echo action of the echo signal from the echo unit 25, and a voice mixing module. Numeral 24 may mix and output the audio signal and the echo signal. The mixed signal may be mixed with the sound source analog signal again by the sound source audio mixing module 23 and output as a mixing analog signal.

Here, the echo unit 25 includes a control unit 251 formed of a variable resistor. The adjusting unit 251 may change the voltage and current applied from the power supply unit 60 to the echo unit 25, easily adjust the output time of the echo signal, and change the output echo signal. Through this, the sound output unit 40 may receive a mixing analog signal output from the sound source audio mixing module 23 and output a sound having a more sense of presence.

Hereinafter, a process of synchronizing with the sound source analog signal and the mixing analog signal output from the sound output unit by adjusting the sound source digital signal output from the image sound output unit of the present invention will be described with reference to FIG. 5.

In the present specification, for convenience of description, the mixing analog signal among the sound source analog signal and the mixing analog signal synchronized with the sound source digital signal will be described as an example of the sound source digital signal.

5 is a diagram illustrating a process of synchronizing an output signal between an image sound output unit and a sound output unit of FIG. 1.

The main body 20 may include a time tuning unit for adjusting the output time of the sound source digital signal. The time tuning unit may be installed outside the main body 20 and adjusted by the user.

The user may adjust the time difference between the sound source digital signal SDS output from the image sound output unit 30 and the sound source analog signal or mixing analog signal output from the sound output unit 40 through the time tuning unit.

At this time, if the sound source digital signal SDS starts before the standard time, the user delays the preceding sound source digital signal SDS1 by Δt1 time (tuning time) through the time tuning unit, and then the mixing analog signal MAS. Can be synchronized with. Here, the standard time may be a time at which the sound source digital signal SDS and the mixing analog signal MAS are the same sound.

In addition, when the sound source digital signal (SDS) is started delayed than the standard time (Standard time), the user advances the delayed sound source digital signal (SDS2) by Δt2 time (tuning time) through the time tuning unit, the mixing analog signal (MAS) Can be synchronized.

That is, the user adjusts the sound source digital signal SDS through the time tuning unit, and can easily compensate for the reproduction time difference generated between the sound source digital signal SDS and the mixing analog signal MAS.

Accordingly, the song accompaniment platform apparatus 1 may output the sound source digital signal SDS and the mixing analog signal MAS at the same time, and output sound without ringing and reverberation.

Although embodiments of the present invention have been described above with reference to the accompanying drawings, those skilled in the art to which the present invention pertains may implement the present invention in other specific forms without changing the technical spirit or essential features thereof. I can understand that. Therefore, it is to be understood that the embodiments described above are exemplary in all respects and not restrictive.

1: song accompaniment platform device
10: set-top box module 11: the first application
20: main body 21: digital analog converter portion
22: analog digital converter 23: sound source sound mixing module
24: voice mixing module 25: echo unit
251: control unit
210: microphone 211: first microphone
212: second microphone
30: image sound output unit 31: code information
32: second application
40: sound output unit 50: terminal
60: power supply

Claims (8)

A set top box module having a first application provided with a plurality of sound source data and image data in real time through the Internet;
The set top box module is connected in such a manner as to transmit the video data without compression, and is connected to the microphone unit by wire or wirelessly.
After receiving the image data from the set-top box and outputting it as an image digital signal, which is a digital signal, converting the sound source data into a sound source analog signal, and mixing the sound source analog signal and the audio signal output through the microphone unit A main body unit for outputting a mixing analog signal, converting the mixing analog signal into a sound source digital signal, and amplifying and outputting the mixing analog signal;
An image sound output unit connected to the main unit in a manner of transmitting the image data without compression, and receiving and outputting the image digital signal and the sound source digital signal from the main unit;
At least one sound output unit configured to receive and output the mixing analog signal to the main body unit; And
And a terminal capable of internet communication and having a second application installed therein for controlling the operation of the first application after reading the code information of the image data output to the video audio output unit. The method of claim 1,
The main body portion,
A digital analog converter converting the sound source data transmitted from the set top box into the sound source analog signal,
An analog-to-digital converter for converting the sound source analog signal into the sound source digital signal and outputting the sound source digital signal according to a serial clock;
Song accompaniment platform device provided between the digital analog converter unit and the analog digital converter unit, at least one sound source audio mixing module for mixing the sound source analog signal and the audio signal. The method of claim 1,
The microphone unit includes at least one first microphone and at least one second microphone, the first microphone is wirelessly connected to the main body part, and the second microphone is wired to the main body part.
The main body unit further includes a voice mixing module for mixing the first voice signal output from the first microphone and the second voice signal output from the second microphone. The method of claim 3,
The body unit further includes an echo unit for outputting an echo signal outputted with a time difference between the amplitude of the speech signal by the reflection of the speech signal. The method of claim 4, wherein
The echo unit includes a control unit for adjusting the time difference, the control unit is a karaoke platform device is formed of a variable resistance. The method of claim 3,
The sound source voice mixing module, the song accompaniment platform device for mixing the echo signal. The method of claim 1,
The code information is a QR (Quick Response) code, the second application is connected to the first application by reading the QR code,
And the second application selects a character of the image data provided from the first application and changes the sort order of the selected character. The method of claim 1,
The main body further includes a time tuning unit for adjusting an output time of the sound source digital signal when a time difference occurs between the sound source digital signal output from the image sound output unit and the sound source analog signal output from the sound output unit. Song accompaniment platform device.

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