KR100295271B1 - Microphone and video/caption generating receiver for controlling automatic accompaniment and video output - Google Patents

Abstract

PURPOSE: A microphone and a video/caption generating receiver for controlling automatic output of accompaniment and video are provided to output video/caption information signals and voice signals via a television set to practice singing without any interference with the television frequency. CONSTITUTION: A video/caption generating receiver for controlling automatic output of accompaniment and video includes a switching part(221) for blocking off an antenna(202) of a television from a receiver circuit of the video/caption generating receiver(200) if audio signals and signals for video and caption information transmitted from a microphone(100) are abandoned in an antenna for the receiver, a voice signal processing circuit(205) for receiving the audio signals transmitted from the microphone to output as voice signals after processing, a video/caption information control signal detection part(207) for detecting and outputting the signals for video/caption information output from the microphone, a waveform shaping part(220) for shaping the output signals from the detection part, a video/caption generating part(230) for generating video/caption information signal according to a control signal output from the waveform shaping part, and an RF modulation part(240) for modulating the video/caption signals output from the video/caption generating part and the voice signals output from the voice signal processing circuit to RF signals to output to a TV antenna connection part.

Description

Microphone device for auto accompaniment and video output control and receiver for video / subtitle generation

The present invention relates to a microphone apparatus for auto accompaniment and image output control and a receiver for image / caption generation. More particularly, the present invention relates to a display apparatus for receiving image and subtitle control signals transmitted from a microphone apparatus with automatic half cycle. Auto accompaniment and video output control microphone that supplies video and subtitle signals to the television to display the images and subtitles corresponding to the tune selected by the user on the screen, and to output audio signals synthesized by the tune and the user's audio signal from the speaker. The present invention relates to a device and a receiver for image / caption generation.

The patent device (patent publication No. 95-5103) with a patented automatic half cycle filed by the applicant of the present patent application synthesizes a tune selected by a user among a plurality of accompaniment tunes and transmits the user's voice to the FM receiver to transmit the user's voice. The circuit is configured to mix the signal and the accompaniment to be output from the FM receiver, by combining the video / subtitle generator to the circuit to send the video corresponding to the selected video and subtitle information to display the video and subtitles on the television screen Microphone devices that allow users to sing while watching subtitles have been developed and used.

As described above, when a user moves a microphone device to display a video and subtitles corresponding to a selected accompaniment tune on a television by using a microphone device that transmits an audio signal, video and subtitle information, the displayed image is shaken to deteriorate the user's vision. There was a problem, and there was also a problem that can not see the subtitle displayed.

In addition, in order to display images and subtitles corresponding to the selected accompaniment tune on a television, there is an inconvenience in that the user has to switch the wired antenna that is normally used to the indoor television antenna.

Accordingly, the present invention has been made to solve the above-mentioned shortcomings, and a main object of the present invention is an audio signal and a video and subtitle generation control signal in which a tune selected by a user and a voice signal of a user are mixed among a plurality of accompaniment tunes. It is to provide a microphone device for transmitting a.

Another object of the present invention is to receive an image and a caption control signal transmitted from the microphone device and to supply the image and caption signal to the television, which is a display device, to display the image and caption corresponding to the tune selected by the user on the screen. The present invention provides a receiver for generating subtitles.

In order to achieve the above object, the microphone device according to the present invention outputs an image and an accompaniment tuner for selecting a desired accompaniment tune and song tempo, and an accompaniment tune selected from the image and accompaniment tuner. An audio signal generating unit, a control data output unit for outputting a video and subtitle information control signal corresponding to the accompaniment tune selected by the image and accompaniment tune selection unit, and an image and subtitle information control signal output from the control data output unit And an antenna for mixing and transmitting an audio signal (a signal mixed with an accompaniment tune and a user's voice signal) output from the audio signal generator.

On the other hand, the image / subtitle generation receiving apparatus according to the present invention, when the audio signal and the image and caption information control signal transmitted from the microphone device is rejected to the receiving antenna switching to cut off the antenna of the television and the circuit of the receiving device automatically And an audio signal processing unit for receiving the audio signal transmitted from the microphone device, processing the audio signal, and outputting the audio signal, and detecting the video and subtitle information control signal output from the microphone device. And a waveform shaping unit for shaping and outputting a waveform of a signal output from the video and caption information control signal detector, and a video and caption generating a video and caption information signal according to a control signal thrusted by the waveform shaping unit. And a video and subtitle signal output from the video and subtitle generator and a voice signal processor. Characterized in that it consists of an RF modulator for modulating the output voice signal to an RF signal to output to the TV antenna connection.

1 is a view showing a state of use of the receiving apparatus according to the present invention.

2 is a perspective view of the image / subtitle receiving apparatus according to the present invention.

3 is an internal circuit diagram of a microphone device according to the present invention.

4 is a view showing an image / subtitle generation receiving apparatus according to the present invention.

* Explanation of symbols for main parts of the drawings

100: microphone device 110: video and accompaniment tune selection unit

120: control data output unit 130: oscillation circuit

140,150: first and second amplifier circuit 160: audio signal generator

200: receiver for image / subtitle generation

201: Antenna for receiving audio and control data

202: antenna for television and cable broadcasting 221: switching unit

230: video and subtitle generator 300: television and

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

1 and 2 are diagrams illustrating a state diagram of use of a video / subtitle generation receiver according to the present invention, which displays video and subtitle information according to a signal transmitted from a microphone device by being connected to a television.

FIG. 3 is a circuit diagram of a microphone device according to the present invention, in which an image and an accompaniment tune selection unit 110 for selecting a desired accompaniment tune and song tempo, etc., and the image and accompaniment tune selection unit 110. The audio signal generator 160 outputs a signal obtained by mixing a user's voice signal input from the microphone apparatus rofon 165 to the selected accompaniment tune, and the image and the accompaniment tune selector 110. The control data output unit 120 which is a system controller for outputting the control signal for controlling the video and caption information, and the video and caption information control signal output from the control data output unit 120 and the audio signal output from the audio signal generator ( And an antenna 170 for transmitting a mixture of accompaniment tunes and voice signals of a user.

In addition, an oscillator 130 including a crystal oscillator (X-TAL), a varactor diode (VD), a coil (L1), a resistor, and a condenser is connected to an output terminal of the control data output unit 120 to oscillate and output a control signal. The first and second amplifier circuits 140 and 150 are connected to the output terminal of the oscillator 130.

4 is a view showing the image / subtitle generation receiving apparatus according to the present invention, the receiving apparatus 200 is an audio signal and the image and subtitle information control signal transmitted from the microphone device 100 for receiving audio and control data When the antenna 201 is abandoned, the switching unit 221 which automatically cuts off the circuit of the television and cable broadcasting antenna 202 and the image / caption generation receiver 200 and the microphone device 100 An audio signal processing circuit 205 for receiving an audio signal, processing the audio signal, and outputting the audio signal, and a video and caption information control signal detector for detecting and outputting a video and caption information control signal output from the microphone apparatus 100. 207, a waveform shaping unit 220 for shaping and outputting a waveform of a signal output from the video and subtitle information control signal detector 207, and a control signal output from the waveform shaping unit 220. The video and caption generator 230 generating the video and caption information signals, and the video and caption signals output from the video and caption generator 230 and the audio signal output from the audio signal processing circuit are modulated into RF signals. It consists of an RF modulator 240 for outputting to the TV antenna connection terminal.

Meanwhile, the voice signal processing circuit 205 selects an audio signal from the signal induced by the reception antenna 201 and amplifies the FM intermediate frequency to output the tuner and the FM intermediate frequency amplifier 210, and the tuner. And a first mixer unit 213 for outputting a safe intermediate frequency by mixing the signal output from the FM intermediate frequency amplifier 210 and the signal output from the first local oscillator 211, and the first mixer unit ( A first FM detector 214 for FM detection and outputting the signal output from the 213, and amplified signal output from the first FM detector 214 is supplied to the audio signal output terminal and the RF modulator 240 It consists of a 1st amplifier 215.

The video and subtitle information control signal detection unit 207 selects a control signal from the signal induced by the reception antenna 201 and amplifies the FM intermediate frequency to output the FM intermediate frequency amplifier 216. A second mixer 218 for mixing the signal output from the FM intermediate frequency amplifier 216 and the signal output from the second local oscillator 217 to output a safe intermediate frequency, and the second mixer 218. And a second FM detector 219 for FM detection of the signal outputted from the PDP and supplied to the waveform shaping unit 220.

The operation of the microphone device of the present invention having the configuration as described above and the operation of the receiver for image / caption generation are described in detail as follows.

A cable television antenna line, an audio output terminal and a video output terminal of the television 300, and a television antenna output are connected to respective input / output terminals formed outside the image / caption generation receiver 200 according to the present invention as shown in FIG. When the user selects the desired accompaniment to the image and the accompaniment tuner 110 formed in the microphone device 100 in one state, the control data output unit 120 which is a system controller scans the audio signal generator ( 160 is operated to mix the accompaniment tune selected by the user and the audio signal input to the microphone device phone 165 to supply to the transmitting antenna 170.

On the other hand, the transmitting antenna 170 is supplied with a control signal for controlling the caption information and the image of the song selected by the user in the control data generator 120, the control signal is oscillated by the oscillator 130 It is amplified by the first and second amplifiers 140 and 150.

Therefore, in the microphone apparatus 100, an audio signal in which the accompaniment tune and the user's voice signal are mixed, and a control signal for controlling the caption information and the image of the song are mixed and transmitted.

When the audio device and the control signal are transmitted from the microphone device 100 and abandoned to the antenna 201 for receiving audio and control data of the receiver 200 for image / caption generation, the switching unit 221 may be a cable television. The wired broadcasting cable is electrically switched with the circuit of the receiver to block the broadcast signal from being supplied to the television 300. The voice signal processing circuit 205 receives the audio signal transmitted from the microphone device 100. After processing as an audio signal and supplied to the audio output terminal and the RF modulator 240, and the image and caption information control signal detector 207 detects the image and caption information control signal output from the microphone device 100 To the waveform shaping unit 220.

The control signal supplied to the waveform shaping unit 220 is supplied to the image and subtitle generator 230 after the waveform is shaped. The image and caption generator 230 reads the image signal and the caption signal corresponding to the half-tone selected by the user according to the input control signal from the memory and supplies it to the video output terminal and the RF modulator 240.

The video and subtitle signals supplied to the RF modulator 240 and the audio signals output from the audio signal processing circuit 205 are modulated into RF signals and supplied to the television antenna connection terminal. The video and subtitle signals corresponding to the selected tune are displayed, and the audio signal of the user's audio signal and the semi-tuned tune is output from the speaker.

According to the present invention described above, when the user inputs data corresponding to a song desired by the user in the accompaniment tone selection unit formed in the built-in automatic half cycle microphone device, the audio signal and the image and subtitle control signal mixed with the user's voice signal and the accompaniment tone The audio signal is played and output from the speaker of the TV, and the video and caption signals outputted from the reception are displayed on the screen of the TV according to the video and caption control signals. It is possible to sing, and because the TV and the receiving device are connected by wire, the picture and subtitle picture played on the TV are not shaken. Especially, when the video and subtitle signals are transmitted by radio at high frequency, they interfere with the television frequency. There is an effect to avoid.

Claims (4)

An image and accompaniment tuner for selecting a desired accompaniment tune and song tempo, an audio signal generator for outputting an accompaniment tune selected by the image and accompaniment tuner, and the image and accompaniment tuner A control data output unit for outputting a video and subtitle information control signal corresponding to the selected accompaniment tune, and an image and subtitle information control signal output from the control data output unit and an audio signal output from the audio signal generator (accompaniment tune and user And a crystal oscillator (X-TAL), a varactor diode (VD), a coil (L1) and an antenna for mixing and transmitting a mixed signal) and an output terminal of the control data output unit. An oscillator comprising a resistor and a capacitor is connected, and the first and second amplifier circuits are connected to an output terminal of the oscillator. Dongbanju and image output control microphone. A switching unit which automatically cuts off the antenna of the television and the circuit of the receiving device when the audio signal and the image and subtitle information signal transmitted from the microphone device are received by the receiving antenna, and receives the audio signal transmitted from the microphone device. A voice signal processing circuit for processing and outputting a voice signal, a video and caption information control signal detector for detecting and outputting a video and caption information control signal output from the microphone device, and detecting the video and caption information control signals A waveform shaping unit for shaping and outputting a waveform of a signal output from the unit, an image and caption generating unit generating an image and caption information signal according to a control signal output from the waveform shaping unit, and the image and caption generating unit By modulating the output video and subtitle signals and the audio signal output from the audio signal processing circuit into RF signals Receiving apparatus for image / subtitle generation, characterized in that consisting of an RF modulator for outputting to the TV antenna connection. 3. The audio signal processing circuit of claim 2, wherein the audio signal processing circuit comprises a tuner and an FM intermediate frequency amplifier 210 for selecting and amplifying an audio signal from among signals induced by a receiving antenna and amplifying the FM intermediate frequency, and the tuner and A first mixer 213 for outputting a safe intermediate frequency by mixing the signal output from the FM intermediate frequency amplifier 210 and the signal output from the first local oscillator 211, and the first mixer 213. The first FM detector 214 for FM detection and outputting the signal output from the signal and the first FM detector 214 to amplify the signal output from the first FM detector 214 to the audio signal output terminal and the RF modulator 240 Receiving apparatus for generating an image / subtitle, characterized in that consisting of an amplifier (215). [3] The FM intermediate frequency amplifier of claim 2, wherein the image and subtitle information control signal detector selects a control signal from the signal induced by the antenna 201 for receiving audio and control data, amplifies the FM intermediate frequency, and outputs the FM intermediate frequency amplifier. 216, a second mixer 218 for outputting a safe intermediate frequency by mixing the signal output from the FM intermediate frequency amplifier 216 and the signal output from the second local oscillator 217, and the second mixer 218. And a second FM detector (219) for FM detection of the signal output from the mixer (218) and supplying the waveform to the waveform shaping unit (220).

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