KR19980083787A - Microphone for auto accompaniment and video output control and receiver for video / subtitle generation - Google Patents

Abstract

The present invention provides an image and accompaniment tuner for selecting a desired accompaniment tune and song tempo, an audio signal generator for outputting an accompaniment tune selected from the image and accompaniment tuner, and the image and accompaniment tune. A control data output unit for outputting a video and subtitle information control signal corresponding to the accompaniment tune selected by the selection unit, and an audio signal (accompaniment) output from the video and subtitle information control signal and the audio signal generator output from the control data output unit; And an antenna that transmits by mixing a tune and a voice signal of a user), and receives an image and a caption control signal transmitted from a microphone with a built-in automatic half-cycle, thereby supplying an image and a caption signal to a television as a display device. Display the video and subtitles corresponding to the tune selected by the user on the screen, And it relates to a user of the automatic accompaniment, and image output control microphone and a receiving device for video / audio signal is output to the subtitle generating a synthesis audio signal from the speaker.

Description

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

The present invention relates to a microphone for auto accompaniment and image output control and a receiver for image / caption generation, and more particularly, to receive an image and a caption control signal transmitted from a microphone with a built-in automatic half cycle, and to thereby receive an image on a television which is a display device. And auto-accompaniment and video output control microphones for outputting audio and video of the tune and the user's audio signal from the speaker, while displaying the video and subtitles corresponding to the tune selected by the user by supplying the subtitle signal. A receiver for caption generation.

The patent-patented automatic semi-periodic microphone (Patent Publication No. 95-5103), filed by the applicant of this patent, synthesizes the tune selected by the user among the plurality of accompaniment tunes and transmits the user's voice to the FM receiver to transmit the user's voice signal. And an accompaniment tune are mixed and output to the FM receiver. The circuit is combined with an image / subtitle generator to transmit the selected image and subtitle information to display images and subtitles on a television screen. A microphone has been developed and used to sing while watching.

As described above, when displaying a video and subtitles corresponding to a selected accompaniment tune on a television by using a microphone for transmitting audio signals, video and subtitle information, the displayed image is shaken when the user moves the microphone, thereby reducing the user's vision. In addition, there was 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 for transmitting a.

Another object of the present invention is to receive a video and caption control signal transmitted from a microphone and to supply a video and caption signal to the television as a display device accordingly to display the video and caption corresponding to the tune selected by the user on the screen It is to provide a receiving device for generation.

In order to achieve the above object, the microphone 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 generator, a control data output unit for outputting a video and caption information control signal corresponding to the accompaniment tune selected by the video and accompaniment tune selection unit, an image and caption information control signal output from the control data output unit, And an antenna for mixing and transmitting an audio signal (a signal in which an accompaniment tune and a user's voice signal are mixed) output from the audio signal generator.

On the other hand, the image / subtitle generation receiving apparatus according to the present invention, the switching unit for automatically cutting off the circuit of the receiver and the circuit of the television when the audio signal transmitted from the microphone and the image and caption information control signal is transmitted to the receiving antenna A voice signal processing unit for receiving the audio signal transmitted from the microphone and processing the audio signal as an audio signal, and outputting the detected image and caption information control signal output from the microphone; A waveform shaping unit for shaping and outputting a waveform of a signal output from the video and caption information control signal detector; an image and caption generating unit generating video and caption information signals according to a control signal thrusted by the waveform shaping unit; And a video output from the video and caption generator and a video output from the caption signal and audio signal processor. And modulates the call signal to the RF-part is characterized in that the RF modulation for outputting a TV antenna connection ends.

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

2 is a perspective view of an image / subtitle receiver according to the present invention;

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

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

Explanation of symbols on the main parts of the drawings

100.Microphone 110.Image and accompaniment

120 ... control data output 130 ... oscillation circuit

140,150 ... first and second amplification circuit 160 ... audio signal generator

200 ... Receiving device for video / subtitle generation

201 ... antenna for receiving audio and control data

202 ... antennas for television and cable broadcasting

221 ... switching part

230 ... Video and subtitle generator

300 ... TV

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

1 and 2 are diagrams illustrating a state of use for displaying image and subtitle information according to a signal transmitted from a microphone connected to a television according to the present invention.

3 is a circuit diagram of a microphone according to an embodiment of the present invention, wherein an image and accompaniment tuner 110 selects a desired accompaniment tune and song tempo, and an accompaniment selected by the image and accompaniment tuner 110. Audio signal generator 160 for outputting a mixed signal of the user's voice signal input to the microphone 160 to the tune, and video and subtitle information corresponding to the accompaniment tune selected by the image and accompaniment tune selector 110. A control data output unit 120 which is a system controller for outputting a control signal, an image and subtitle information control signal output from the control data output unit 120, and an audio signal output from an audio signal generator (accompaniment tune and user's And an antenna 110 for transmitting the mixed sound signal).

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 diagram illustrating a receiving apparatus for generating an image / caption according to the present invention, wherein the receiving apparatus 200 transmits an audio signal transmitted from the microphone 100 and a signal for controlling image and subtitle information to the receiving antenna 201. And a switching unit 221 which automatically cuts off the antenna of the television and the circuit of the receiving device, a voice signal processing circuit 205 for receiving the audio signal transmitted from the microphone 100, processing the audio signal, and outputting the audio signal; Image and caption information control signal detector 207 for detecting and outputting the video and caption information control signals output from the microphone 100 and waveforms of signals output from the video and caption information control signal detector 207. A waveform shaping unit 220 for shaping and outputting an image, a video and caption generating unit 230 for generating a video and caption information signal according to a control signal output from the waveform shaping unit 220, and the video and captioning; It is composed of an RF modulator 240 for modulating the video and subtitle signal output from the generator 230 and the audio signal output from the audio signal processing circuit to the RF 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 FM intermediate frequency amplifying unit 210 and outputs the FM intermediate frequency. A first mixer 213 for outputting a safe intermediate frequency by mixing the signal output from the amplifier 210 and the signal output from the first local oscillator 211, and outputting from the first mixer 213. A first FM detector 214 for detecting and outputting the FM signal, and a first amplifier for amplifying the signal output from the first FM detector 214 and supplying the signal to the audio signal output terminal and the RF modulator 240. It consists of a part 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 216 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 first mixer 216. And a second FM detector 219 for FM detection of the signal outputted from the PDP and supplied to the waveform shaping unit 220.

Referring to the operation of the microphone and the operation of the image / subtitle generation receiver of the present invention having the configuration as described above in detail.

A cable television antenna line, an audio input terminal and a video input terminal of the television 300, and a television antenna input terminal 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 tune to the image and the accompaniment tune selector 110 formed in the microphone 100, the audio signal generator 160 is scanned by the control data output unit 120 that is a system controller. It operates by mixing the accompaniment tune selected by the user and the audio signal input to the microphone 165 to supply to the transmitting antenna (110).

On the other hand, the transmitting antenna 110 is supplied with a control signal for controlling the subtitle 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 100, an audio signal in which the accompaniment tune and the user's voice signal are mixed, and the control signal for controlling the caption information and the image of the song are mixed and transmitted.

When the audio signal and the control signal are transmitted from the microphone 100 and transmitted to the receiving antenna 201 of the receiving apparatus 200 for image / caption generation, the switching unit 221 receives a cable television or a cable broadcasting cable. It is electrically switched to the circuit of the to block the broadcast signal is supplied to the television 300, the voice signal processing circuit 205 receives the audio signal transmitted from the microphone 100 and processes the audio signal to the audio output stage And RF modulator 240, respectively, and the image and caption information control signal detector 207 detects the image and caption information control signals output from the microphone 100 and supplies them 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 mixed with the user's msung 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 the song desired by the user in the accompaniment tone selection unit formed in the microphone with the automatic half cycle, the audio signal and the video and subtitle control signals mixed with the user's voice signal and the accompaniment tone are The audio signal is played and output from the TV's speaker, and the video and caption signals output from the reception are displayed on the screen of the TV according to the video and caption control signals. In addition, since the television and the receiving device are connected by wires, the video and caption screens played on the television are not shaken. Especially, when the video and caption signals are wirelessly transmitted at high frequencies, mutual interference with the television frequency can be achieved. There is an effect that can be avoided.

Claims (5)

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 A microphone for auto accompaniment and video output control, characterized in that consisting of an antenna for mixing and transmitting the mixed signal). The oscillator of claim 1, wherein an output terminal of the control data output unit 120 includes a crystal oscillator (X-TAL), a varactor diode (VD), a coil (L1), a resistor, and a capacitor to oscillate and output a control signal. 130 is connected to the output terminal of the oscillator 130, the auto accompaniment and image output control microphone, characterized in that the first and second amplification circuits (140, 150) is connected. When the audio signal transmitted from the microphone and the signal for controlling image and subtitle information are transmitted to the receiving antenna, a switching unit for automatically cutting off the antenna of the television from the circuit of the receiving device, and receiving the audio signal transmitted from the microphone as a voice signal. Audio signal processing circuit for processing and outputting, video and caption information control signal detector for detecting and outputting the video and caption information control signal output from the microphone, and the signal output from the video and caption information control signal detector A waveform shaping unit for shaping and outputting a waveform; 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 an image and caption signal output from the image and caption generating unit And modulate the audio signal output from the audio signal processing circuit into the RF signal to the TV antenna connection terminal. Receiving apparatus for generating an image / subtitle, characterized in that configured to output an RF modulator. 4. The audio signal processing circuit 205 of claim 3, wherein the audio signal processing circuit 205 selects an audio signal from the signal induced by the reception antenna 201 and amplifies the audio signal to an FM intermediate frequency. 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 213 and amplified signal output from the first FM detector 214 to the audio signal output terminal and the RF modulator 240 Receiving apparatus for image / subtitle generation, characterized in that consisting of the first amplifier 215 to supply. The FM intermediate frequency amplifier of claim 3, wherein the image and subtitle information control signal detector 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 216 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 216. And a second FM detector (219) for FM detection of the signal output from the mixer (216) and supplying the waveform to the waveform shaping unit (220).