KR20110004930A - A mike sound effecting unit having a echo function - Google Patents

Abstract

PURPOSE: A microphone sound effect unit having an echo function is provided to enable a user to directly listen to his/her sounds to which an echo sound is added by wirelessly outputting an echo sound through a speaker of a headset. CONSTITUTION: A microphone sound effect unit having an echo function comprises a headset(100), an echo conversion device(200), a car audio speaker(300), and a sound device(400). The headset includes a microphone(110), a wireless speaker(120) and an wireless transceiver(130). The echo conversion device contains a wireless microphone signal input unit(210), an effect IC(220), a console IC(230), a wired output unit(240), a wireless output unit(250), and a control unit. The control unit controls the effect IC to prevent an echo effect from interfering with a voice when not sensing a signal of a sound device input unit.

Description

A microphone sound effecting unit having a echo function and method for an echo function vehicle or computer

The present invention relates to a wireless microphone sound reproducing apparatus and method for a vehicle having an echo function, and receives a sound output by being connected to a reproducing apparatus such as a cassette player, a CD player, a PC, a PMP, or an MP3 via a wired headset (or necklace type). After inputting the voice signal wirelessly through the microphone, it transforms it into an echo sound effect through the effect IC, and then mixes the transformed sound back into a single sound through the console IC. The present invention relates to a wireless microphone sound reproducing apparatus and method for a vehicle or a computer having an echo function, which is connected to output an audio sound through a car audio speaker or a PC speaker or wirelessly through a headset speaker.

In general, various portable playback apparatuses such as a cassette player, a CD player, a PMP, and an MP3 have been developed as the sound reproduction apparatus. When a speaker device is connected to the apparatus, the user can listen to the sound anytime and anywhere.

In addition, a wired / wireless speaker system has been developed for connecting a microphone device to a speaker and outputting the amplified form, thereby amplifying a user's voice and outputting it in a loud sound.

In addition, a device has been developed that connects the audio playback device to the car audio of the car so that the sound can be reproduced by the speaker of the car audio. Sound can be reproduced.

However, since a separate sound effect does not play through a car audio speaker or a general audio speaker in a general microphone or a portable playback device, the echo function is not output through the echo function or the general audio speaker. It is impossible to call.

That is, conventionally, there is only a function of simply amplifying and outputting an audio reproducing apparatus such as MP3 through a speaker, or amplifying and outputting a microphone voice through a speaker so that the echo sound is output to the speaker by mixing the audio reproducing apparatus and the microphone signal. There was no device to do.

The present invention is to solve the above problems,

Sound of various portable playback devices such as cassette player, CD player, PMP, MP3, etc. is input by wire, user's voice is wirelessly input, and echo sound effect is applied. Is to be output through the car audio speaker.

As a means for achieving the above object,

The present invention is made of a microphone 110, a wireless speaker 120 and a wireless transmission and reception unit 130 is provided, a switch for adjusting the output of the microphone and a switch for adjusting the output of the wireless speaker is installed ( 100);

The microphone signal wireless input unit 210 for wirelessly inputting the sound input from the microphone of the headset 100, the effect IC 220 for modifying the sound input from the microphone to give an echo sound effect, and transmitting it from the audio device. A sound device input unit for inputting a sound signal, a console IC 230 connected to the effect IC 220 and the sound device input unit to convert each input sound into a single sound, and passed through the console IC 230 The wired output unit 240 outputs sound to the car audio speaker in a wired manner, the wireless output unit 250 wirelessly outputs sound passing through the console IC to the headset speaker, and if a signal of the audio device input unit is not detected, Control the effect IC 220 so that the echo sound effect is not applied to the voice, and control the effect IC 220 to give the echo sound effect to the microphone's voice when a signal from the audio device input is detected. An echo converter 200 formed of a controller 260;

A car audio speaker 300 connected to the echo converter 200 by a relay cassette pack 310 or an AUX terminal to output mixed echo sound;

It is characterized in that it comprises a sound device 400 is connected to the echo converter 200 by wire to input a sound signal.

In addition, turning on the power switch of the headset 100, turning on the power of the echo converter 200, and connecting the sound device 400 to the echo converter 200 (S10);

Receiving a microphone signal wirelessly through the wireless input unit 210 of the echo converter 200 when a sound signal of the sound device 400 is input (S20);

The controller 260 controls the effect IC 220 to transform the user's voice into an echo sound in the effect IC 220, and the modified voice that has passed through the effect IC 220 is input to the console IC 230. The console IC 230 mixes the sound input through the sound input unit and the sound passing through the effect IC 220 (S30);

The sound mixed through the console IC 230 is connected to the car audio speaker 300 through the wired output unit 240 so that the user's song transformed into an echo effect sound through the car audio speaker 300 is output ( S40);

In step S50, when the user selects the headset speaker output, the user's song converted through the console IC 230 is converted into an echo effect sound through the speaker of the headset through the wireless output unit.

If the sound signal of the sound device 400 is not input in this step, the control unit 260 controls the effect IC 220 so that the amplified voice signal is simply output through the car audio speaker 300 without generating an echo effect. It is characterized by consisting of a step (S60).

As described above, the present invention receives sound from various portable playback devices such as a cassette player, a CD player, a PMP, and an MP3 by wire, receives a user's voice wirelessly, gives an echo sound effect, and uses a car audio speaker and a wire. By connecting and outputting the mixed sound through the car audio speaker, clean echo sound can be output through the car audio speaker, so that you can enjoy the same sound effect as singing in a karaoke while using the vehicle. have.

In addition, by receiving the echo sound wirelessly through the speaker of the headset as needed, the user can directly listen to the song of the echo sound added.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings. First of all, in adding reference numerals to the components of each drawing, it should be noted that the same reference numerals are used as much as possible even if displayed on different drawings. In addition, in the following description of the present invention, if it is determined that a detailed description of a related known function or configuration may unnecessarily obscure the subject matter of the present invention, the detailed description thereof will be omitted.

1 is a schematic block diagram of a wireless microphone sound reproducing apparatus for a vehicle or a computer having an echo function of the present invention;

Figure 2 is a specific circuit block diagram of a wireless microphone sound reproduction apparatus for a vehicle or a computer having an echo function of the present invention.

Figure 3 is a practical use embodiment of a wireless microphone acoustic reproducing apparatus for a vehicle or a computer having an echo function of the present invention.

4 is an operation flowchart for explaining the echo sound reproduction method of the present invention;

Looking at the general configuration of the present invention, the present invention is connected to the headset 100 and the headset 100 having a microphone 110, a speaker 120 and a wireless transceiver 130 and the wireless output is largely wireless communication And an echo converter 200 for converting the microphone signal of the headset into an echo sound, an acoustic device 400 connected to input the sound to the echo converter 200, and an echo converted voice. It is made of a car audio speaker or computer speaker 300 to be connected.

The headset 100 is basically a power on-off switch is installed, a switch for adjusting the microphone volume is installed, a switch for adjusting the speaker output is installed.

The echo converter 200 includes a microphone signal wireless input unit 210, an effect IC 220, a console IC 230, a wired output unit 240, a wireless output unit 250, and a controller 260. Is made up of.

Hereinafter, the headset and the echo converter of the present invention will be described in detail.

Headset 100 of the present invention is made of a microphone 110 and the speaker 120 and the wireless transceiver 130 is installed, the output of the switch and speaker 120 for adjusting the output of the microphone 110 An adjusting switch is installed. The headset 100 has a shape similar to that of a widely used sound device reproducing apparatus, in which ear plugs are installed at both sides to cover both ears.

The echo converter 200 is a microphone signal wireless input unit 210 for wirelessly input the sound input from the microphone 110 of the headset 100, and to modify the sound input from the microphone to give an echo sound effect The audio signal is passed through the console IC 230 and the console IC 230 connected to the effect IC 220, the effect IC 220, and the audio device input unit to convert each input sound into a single sound. The wired output unit 240 outputs wired to the speaker, the wireless output unit 250 for wirelessly outputting the sound passing through the console IC to the headset speaker, and if the signal from the audio device input unit is not detected, echo sound to the microphone The control unit 260 controls the effect IC so that the effect is not applied, and controls the effect IC so that an echo sound effect is applied to the voice of the microphone when the signal of the sound device input unit is detected.

Of course, the echo converter 200 is provided with a switch for adjusting the output level of the wired output unit and the wireless output unit.

The effect IC 220 delays or amplifies a wavelength of a general sound input as a general effect used to impart a sound effect to impart an echo sound effect.

The operation of the present invention is summarized as follows.

First, when the power switch of the headset 100 is turned on, the power of the echo converter 200 is turned on, and the wired output unit 240 is connected to the car audio speaker 300 by using a power line, the user may turn on the headset ( The voice output through the microphone 110 of the 100 is output through the speaker 300 of the car audio through the echo converter 200.

Therefore, when echo is not needed as described above, the echo converter 200 simply relays the signal of the microphone 110 of the headset 100 and outputs it through the speaker 300 of the car audio. When explaining the contents not related to the song, such as precautions, when the voice is input using the microphone 110 of the headset 100, the amplified voice is output through the car audio speaker.

Thereafter, when the sound device 400 is connected to the echo converter 200 and the sound signal of the sound device is input, the controller 260 controls the effect IC 220 to generate an echo conversion effect on the voice signal through the microphone. do.

That is, the voice of the microphone 110 is wirelessly input and transmitted to the effect IC 220, the effect IC 220 transforms the user's voice into an echo sound, and the modified voice passing through the effect IC 220 is Input to the console IC 230, the console IC 230 mixes the sound input through the sound input unit and the sound passing through the effect IC 220. The sound mixed through the console IC 230 is connected to the car audio speaker 300 through the wired output unit so that the user's song is mixed with the sound signal through the car audio speaker 300 and simultaneously transformed into an echo effect sound. .

Accordingly, the echo sound is reproduced through the car audio speaker 300, so that the song or accompaniment and the voice in the player such as MP3 / CD are mixed together to show the echo effect. Gives the same effect.

That is, the microphone signal is input through the microphone wireless input unit 210 of the echo converter 200, and the wired output unit 240 connects the echo converter and the speaker of the car audio, so that the microphone 110 of the headset is used. The input user's sound is input to the wireless input unit of the echo converter and the effect IC 220, and under the control of the controller 260, the user's sound is output from the microphone 110 of the headset and the console IC ( And separately transmitted to the unit 220, and finally, under the control of the control unit 260, the sound modified from the effect IC 210 and the sound equipment are mixed into one sound, and then the speaker of the car audio through the wired output unit 240 again. The echo sound mixed through 300 is output.

When no signal is input from the sound device, the amplified signal is simply output through the car audio speaker 300 so as to stop the operation of the effect IC 220 under the control of the controller 260. If there are any notices or other items to convey, the echo effect sound will not be output.

As a result, according to the present invention, the microphone signal is deformed through the effect IC 210 to output the sound to which the sound effect is applied to the car audio speaker through the wired output unit 250 so that the clean echo sound can be output to the outside.

Therefore, when the present invention is used, as in the above-described configuration, associating relationship and operation relationship, the sound effect device for a headset of the present invention is connected to a general portable reproducing device which has no function to give sound effects and can be used anytime and anywhere. Anywhere, anytime, anywhere by connecting the external sound equipment such as MP3, notebook, CD player with the echo converter of the present invention in a wired manner, the sound output from the external sound equipment to give the echo sound effect as in karaoke, and the user You can easily select the sound you want and the sound that others want or want to hear to others, and output the sound through the car speaker or computer speaker, so you can output the outstanding sound anytime and anywhere with the portable playback device. There is an advantage.

3 is an operation flowchart of the present invention, as shown in FIG.

Turning on the power switch of the headset 100, turning on the power of the echo converter 200, and connecting the sound device 400 to the echo converter 200 (S10);

Receiving a microphone signal wirelessly through the wireless input unit 210 of the echo converter 200 when a sound signal of the sound device 400 is input (S20);

The controller 260 controls the effect IC 220 to transform the user's voice into an echo sound in the effect IC 220, and the modified voice that has passed through the effect IC 220 is input to the console IC 230. The console IC 230 mixes the sound input through the sound input unit and the sound passing through the effect IC 220 (S30);

The sound mixed through the console IC 230 is connected to the car audio speaker 300 through the wired output unit 240 so that the user's song transformed into an echo effect sound through the car audio speaker 300 is output ( S40);

In step S50, when the user selects the headset speaker output, the user's song in which the sound mixed through the console IC 230 is converted into an echo effect sound through the speaker of the headset is output through the wireless output unit (S50);

If the sound signal of the sound device 400 is not input in this step, the control unit 260 controls the effect IC 220 so that the amplified voice signal is simply output through the car audio speaker 300 without generating an echo effect. It consists of a step (S60).

The above description is merely illustrative of the technical spirit of the present invention, and those skilled in the art to which the present invention pertains may make various modifications and changes without departing from the essential characteristics of the present invention. That is, the embodiments disclosed in the present invention are not intended to limit the technical spirit of the present invention but to describe the scope of the technical spirit of the present invention by these embodiments. Therefore, the protection scope of the present invention should be interpreted by the claims below, and all technical ideas within the equivalent scope will be construed as being included in the scope of the present invention.

1 is a schematic block diagram of a wireless microphone sound reproducing apparatus for a vehicle or a computer having an echo function of the present invention;

Figure 2 is a specific circuit block diagram of a wireless microphone sound reproduction apparatus for a vehicle or a computer having an echo function of the present invention.

Figure 3 is a practical use embodiment of a wireless microphone acoustic reproducing apparatus for a vehicle or a computer having an echo function of the present invention.

4 is an operation flowchart for explaining an echo sound reproduction method of the present invention.

Explanation of symbols on the main parts of the drawings

100: headset

110: microphone

120: speaker

130: wireless transceiver

200; Echo inverter

210: microphone signal wireless input unit

220: effect IC

230: console IC

240: wired output unit

250: wireless output unit

260: control unit

300: speaker for car audio or computer

310: relay cassette pack

400: sound equipment

Claims (2)

The microphone 110 and the wireless speaker 120 and the wireless transmission and reception unit 130 is provided, the headset 100 is provided with a switch for adjusting the output of the microphone and a switch for adjusting the output of the wireless speaker and ; The microphone signal wireless input unit 210 for wirelessly inputting the sound input from the microphone of the headset 100, the effect IC 220 for modifying the sound input from the microphone to give an echo sound effect, and the effect IC 220. And a console IC 230 connected to the audio device input unit to convert each input sound into a single sound, and a wired output unit 240 for outputting the sound passing through the console IC 230 to the car audio speaker in a wired manner. ), The wireless output unit 250 for wirelessly outputting the sound passing through the console IC to the headset speaker, and the effect IC 220 so that an echo acoustic effect is not applied to the voice of the microphone if a signal of the audio device input unit is not detected. An echo converter 200 comprising a control unit 260 that controls the control unit and controls the effect IC 220 to provide an echo sound effect to the voice of the microphone when a signal of the sound device input unit is detected; A car audio speaker 300 connected to the echo converter 200 by a relay cassette pack 310 or an AUX terminal to output mixed echo sound; Wireless microphone sound reproduction apparatus for a vehicle or a computer having an echo function, characterized in that it comprises an acoustic device (400) connected to the echo converter (200) by wire to input an audio signal. Turning on the power switch of the headset 100, turning on the power of the echo converter 200, and connecting the sound device 400 to the echo converter 200 (S10); Receiving a microphone signal wirelessly through the wireless input unit 210 of the echo converter 200 when a sound signal of the sound device 400 is input (S20); The controller 260 controls the effect IC 220 to transform the user's voice into an echo sound in the effect IC 220, and the modified voice that has passed through the effect IC 220 is input to the console IC 230. The console IC 230 mixes the sound input through the sound input unit and the sound passing through the effect IC 220 (S30); The sound mixed through the console IC 230 is connected to the car audio speaker 300 through the wired output unit 240 so that the user's song transformed into an echo effect sound through the car audio speaker 300 is output ( S40); In step S50, when the user selects the headset speaker output, the user's song in which the sound mixed through the console IC 230 is converted into an echo effect sound through the speaker of the headset is output through the wireless output unit (S50); If the sound signal of the sound device 400 is not input in this step, the control unit 260 controls the effect IC 220 so that the amplified voice signal is simply output through the car audio speaker 300 without generating an echo effect. Wireless microphone sound reproduction method for a vehicle or a computer having an echo function, characterized in that the step (S60).

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