CN217643694U - Wireless microphone sound mixing system - Google Patents
Wireless microphone sound mixing system Download PDFInfo
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- CN217643694U CN217643694U CN202221209235.8U CN202221209235U CN217643694U CN 217643694 U CN217643694 U CN 217643694U CN 202221209235 U CN202221209235 U CN 202221209235U CN 217643694 U CN217643694 U CN 217643694U
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Abstract
The utility model discloses a wireless microphone audio mixing system, including wireless microphone and wireless receiver, voice signal and control signal are received by the pickup module of wireless microphone, and launch through wireless transmitting module, and receive the voice signal and the control signal of wireless transmitting module transmission by wireless receiver's wireless receiving module, and handle voice signal and audio signal audio mixing output mixing sound audio frequency by audio module, wireless K sings the function has been realized, mode through wireless connection, wireless microphone, wireless receiver all can be connected with other wireless device at will, can use with current audio amplifier system is supporting, wireless microphone audio mixing system has been simplified.
Description
Technical Field
The utility model relates to a wireless microphone technique, in particular to wireless microphone audio mixing system.
Background
In the existing karaoke system, a microphone is used for picking up sound, and a sound box is used for broadcasting, so that the existing karaoke system and the existing karaoke system are always matched for use. In most cases, the microphone and the sound box are arranged separately, and a wireless microphone is generally adopted to facilitate the use of the microphone. There are several types of existing wireless microphones:
1. the wireless microphone and the matched wireless receiver are used for replacing a wired microphone, and the defects are as follows: the function is too simple, the wireless receiver outputs a single-track audio signal, namely only a voice signal picked up by a microphone;
2. the wireless microphone and the matching built-in wireless receiver mixer are used for replacing the wired microphone and the matching mixer, and have the following defects: the mixer has more interfaces and more control knobs and buttons, the operation is complex and the control is inconvenient;
3. the wireless microphone and the matching active sound box with the built-in wireless receiver have the following defects: the wireless microphone can only be used specially with a matched active sound box with a built-in wireless receiver;
4. the wireless Bluetooth K song sound box with the built-in microphone has large power and cannot solve the problem of squeal when the volume is large due to the built-in microphone.
Thus, the prior art has yet to be improved and enhanced.
SUMMERY OF THE UTILITY MODEL
In view of the above-mentioned deficiencies of the prior art, an object of the present invention is to provide a wireless microphone mixing system.
For solving the technical problem, the utility model discloses following technical scheme has been taken:
a wireless microphone sound mixing system comprises a wireless microphone and a wireless receiver, wherein the wireless microphone comprises a power supply module, a pickup module for receiving voice signals, a key module and a wireless transmitting module, and the power supply module, the pickup module and the key module are connected with the wireless transmitting module; the wireless receiver comprises a wireless receiving module, a power supply module, an audio module and an audio output interface, wherein the wireless receiving module is used for receiving the voice signal and the control signal transmitted by the wireless transmitting module; the audio module is including the bluetooth audio unit that is used for receiving the audio signal that outside intelligent equipment sent and the audio mixing unit that is used for handling audio signal and audio signal audio mixing, the audio signal and the control signal of wireless transmitting module transmission receive and send control signal for audio module, audio signal send for audio module's audio mixing unit through wireless receiving module, the bluetooth audio unit pass through audio mixing unit and audio output interface connection wireless receiver and wireless transmitting module, outside intelligent equipment wireless connection.
As the improvement of the utility model, the button module includes sound mixing function control key, sound mixing function control key is connected with wireless transmission module, the sound mixing function control signal of sound mixing function control key output is transmitted to wireless transmission module, receives and sends the sound mixing unit for audio module through wireless receiving module.
As the utility model discloses an improvement, the button module includes the bluetooth function control key, the bluetooth function control key is connected with wireless transmitting module, and the bluetooth function control signal of wireless transmitting module transmission bluetooth function control key output is received and is sent bluetooth audio unit by wireless receiving module.
As the utility model discloses an improvement, the button module includes that the bluetooth pairs the control button, is connected with wireless transmitting module, and wireless transmitting module transmission bluetooth pairs the bluetooth of control button output and pairs control signal, wireless receiving module receives and exports the bluetooth and pairs control signal and give bluetooth audio unit.
As a further improvement, the key module includes the play pause control button, is connected with wireless transmitting module, and wireless transmitting module transmits the play pause control signal of play pause control button output, wireless receiving module receives and outputs the play pause control signal for bluetooth audio unit.
As a further improvement, the key module comprises a voice wake-up key connected to the wireless transmitter module, the wireless transmitter module transmits voice wake-up control signals and/or voice signals, which are received by the wireless receiver module and transmitted to the external intelligent device via the Bluetooth audio unit
As a further improvement, the wireless microphone mixing system further comprises a wireless remote controller, the wireless receiver further comprises a wireless remote control receiving module, the wireless remote control receiving module is electrically connected with the audio module, and the remote control signal transmitted by the wireless remote controller is received and output to the audio module through the wireless remote control receiving module.
As a further improvement, the wireless receiver further includes an audio input interface, the audio input interface is connected with the bluetooth audio unit of the audio module.
As a further improvement, the key module of wireless microphone includes audio input switch key, audio input switch key is connected with wireless transmitting module, and wireless transmitting module transmits the audio input switching control signal that audio input switched control key exported, receives and sends the bluetooth audio unit by wireless receiving module
As a further improvement of the present invention, the power module includes a first rechargeable battery and a first charging unit, the first rechargeable battery is connected to the first charging unit and the audio module.
Compared with the prior art, the utility model provides a wireless microphone audio mixing system, voice signal and control signal are received by wireless microphone's pickup module, and launch away through wireless transmitting module, and receive the voice signal and the control signal of wireless transmitting module transmission by wireless receiver's wireless receiving module, and receive the audio signal that outside smart machine sent by audio module, and just carry out the audio mixing with voice signal and audio signal and handle output audio mixing audio frequency, wireless K sings the function has been realized, mode through wireless connection, wireless microphone, wireless receiver all can be connected with other wireless equipment at will, can use with current audio amplifier system is supporting, wireless microphone audio mixing system has been simplified.
Drawings
Fig. 1 is a block diagram of a first preferred embodiment of the mixing system of the wireless microphone of the present invention.
Fig. 2 is a block diagram of a second preferred embodiment of the mixing system of the wireless microphone of the present invention.
Fig. 3 is a block diagram of a third preferred embodiment of the mixing system of the wireless microphone of the present invention.
Fig. 4 is a block diagram of a fourth preferred embodiment of the wireless microphone mixing system of the present invention.
Fig. 5 is a block diagram of a fifth preferred embodiment of the mixing system of the wireless microphone of the present invention.
Fig. 6 is a block diagram of a sixth preferred embodiment of the mixing system of the wireless microphone of the present invention.
Fig. 7 is a circuit diagram of an embodiment of an application of a wireless transmitting module in a wireless microphone mixing system according to the present invention.
Fig. 8 is a circuit diagram of an embodiment of an application of a wireless receiving module in a wireless microphone mixing system according to the present invention.
Fig. 9 is a circuit diagram of an application embodiment of an audio module in the wireless microphone mixing system of the present invention.
Reference is made to the accompanying drawings in which:
the wireless microphone 1, the power supply module 11, the second rechargeable battery 112, the second charging unit 113, the sound pickup module 12, the key module 13, the sound mixing function control key 131, the bluetooth function control key 132, the wireless transmission module 14, the wireless remote controller 15, the wireless receiver 2, the wireless reception module 21, the power supply module 22, the first rechargeable battery 221, the first charging unit 222, the audio module 23, the bluetooth audio unit 231, the sound mixing unit 232, the audio output interface 24, and the wireless remote control reception module 25
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
It will be understood that when an element is referred to as being "on," "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or intervening elements may also be present.
It should be noted that the terms of orientation such as left, right, up and down in the embodiments of the present invention are only relative to each other or are referred to the normal use state of the product, and should not be considered as limiting.
Referring to fig. 1, the utility model provides a wireless microphone mixing system, including wireless microphone 1 and wireless receiver 2, wireless microphone 1 includes power module 11, pickup module 12 that is used for receiving speech signal, button module 13 and wireless transmission module 14, power module 11, pickup module 12, button module 13 are connected with wireless transmission module 14.
The wireless receiver 2 comprises a wireless receiving module 21, a power module 22, an audio module 23 and an audio output interface 24, wherein the wireless receiving module 21 is used for receiving the voice signal and the control signal transmitted by the wireless transmitting module 14, and transmitting the voice signal and the control signal to the audio module 23, the power module 22 is connected with the wireless receiving module 21 and the audio module 23, and the wireless receiving module 21, the audio module 23 and the audio output interface 24 are sequentially connected. As shown in fig. 8, the wireless receiving module 21 is a wireless receiving chip paired with the wireless transmitting chip, and is used for receiving and forwarding the wireless signal received by the wireless receiving module, since the application of the wireless receiving and transmitting technology on the communication product is very mature, the present invention does not describe it in detail.
Referring to fig. 1, 8 and 9, the external smart device may be a smart device such as a smart phone, a notebook computer, a tablet computer, etc., and may be wirelessly connected to the audio module 23. The audio module 23 includes an audio signal for receiving an audio signal sent by an external smart device, a bluetooth audio unit 231 for sending the audio signal and the audio signal to an audio mixing unit 232, and an audio mixing unit 232 for mixing the audio signal and the audio signal, the bluetooth audio unit 231 is connected with the audio output interface 24 through the audio mixing unit 232 and is also connected with the wireless receiving module 21 through the bluetooth audio unit 231, and the wireless receiving module 2 is wirelessly connected with the wireless transmitting module 14 and the external smart device. The bluetooth audio unit 231 and the sound mixing unit 232 can be integrated into an audio chip, and the audio chip can directly receive the audio signal of the intelligent device through a feed antenna, and amplify and output the audio signal after the sound mixing processing inside the chip. Since the mixing technology is well-established for use in sound box equipment, it will not be described in detail here.
The pickup module 12 of the wireless microphone 1 receives the voice signal, and the voice signal is transmitted through the wireless transmitting module 14, and the wireless receiving module 21 of the wireless receiver 2 receives the voice signal transmitted by the wireless transmitting module 14, and the audio module 23 receives the audio signal transmitted by the external intelligent device, and the voice signal and the audio signal are mixed to process and output mixed audio, thereby realizing the wireless K song function, in a wireless connection mode, the wireless microphone 1 and the wireless receiver 2 can be connected with other wireless devices at will, and the wireless microphone mixing system is simplified. The wireless transmitting module can adopt a wireless transmitting module shown as 7, a wireless microphone picks up a signal and transmits and outputs the signal through an antenna ANT1, an SCL end and an SDA end of a wireless chip are connected to the key module, and corresponding key control functions are output through matching of different keys and resistors with different resistance values.
Referring to fig. 2, the key module 13 includes a mixing function control key 131, the mixing function control key 131 is connected to the wireless transmitting module 14, and after the mixing function control key 131 is triggered, the wireless transmitting module 14 transmits a mixing function control signal output by the mixing function control key, and the wireless receiving module 21 receives and outputs the mixing function control signal to the mixing unit 232 of the audio module 23, so that the mixing unit 232 is turned on to perform mixing processing on the received voice signal and the audio signal.
The speech signal includes a user's speech, singing, etc., and the speech may include voice control commands and conventional speech (e.g., speech), etc. The audio signal is music output by the intelligent equipment and the like. When a user sings, the mixing unit 232 may mix two or more audio signals together for output, and the mixed signal may be one audio signal and the other audio signal, thereby implementing a karaoke.
The sound mixing function control key 131 can control the sound mixing degree, delay control, sound change, tone change control, etc. of the voice signal.
In an optional embodiment, the mixing function control key includes a voice volume control key, the wireless transmitting module transmits a mixing function control signal output by the mixing function control key as a voice volume control signal, the voice volume control signal is received by the wireless receiving module, and the audio module adjusts the voice volume output.
In an optional embodiment, the mixing function control key further includes an audio volume control key, the wireless transmitting module transmits the mixing function control signal output by the mixing function control key as an audio volume control signal, and the audio volume control signal is received by the wireless receiving module, and the audio module adjusts the audio volume output.
In an optional embodiment, the mixing function control key further includes a voice reverberation control key, the wireless transmitting module transmits the mixing function control signal output by the mixing function control key to be a voice reverberation control signal, which is received by the wireless receiving module, and the audio module adjusts the mixing degree output.
In an optional embodiment, the sound mixing function control key further includes a voice reverberation control key, and the wireless transmitting module transmits the sound mixing function control signal output by the sound mixing function control key as a voice reverberation control signal, and the voice reverberation control signal is received by the wireless receiving module and is output after being adjusted by the audio module.
Referring to fig. 3, the key module 13 includes a bluetooth function control key 132, the sound mixing function control key 131 is connected to the wireless transmitting module 14, and a bluetooth pairing signal transmitted by the wireless transmitting module 14 is received by the wireless receiving module 21 and sent to the bluetooth audio unit 231 for bluetooth pairing. After the pairing is completed, the wireless transmitting module can transmit the Bluetooth function control signal, and the wireless receiving module receives and outputs the Bluetooth function control signal to the Bluetooth audio unit to control the wireless receiver to execute the corresponding function.
Further, the key module 13 includes a voice wake-up key (not shown in the figure), and is connected to the wireless transmitting module 14, the wireless transmitting module 14 transmits and transmits a voice wake-up control signal and/or a voice signal, and the wireless receiving module 21 receives the voice wake-up control signal and/or the voice signal, the wireless receiving module 21 outputs the voice wake-up control signal and/or the voice signal to the bluetooth audio unit 231 of the audio module 23, and the wireless receiving module receives the voice wake-up control signal and/or the voice signal and forwards the voice signal to an external intelligent device through the bluetooth audio unit, and controls the external intelligent device to open a voice control function through the bluetooth audio unit 231, so as to implement the voice control function of the wireless microphone on the intelligent device. For example, when a user inputs voice signals such as up-down song switching, volume control and the like into a music player, the pickup module 12 picks up the voice signals, the voice signals pass through the wireless transmission module 14, the voice signals are received by the wireless receiving module 21 and then sent to the intelligent device through the bluetooth audio unit 231, the intelligent device is controlled to be correspondingly adjusted, so that the wireless microphone 1 has the voice signal and control signal transmitting functions, the user can hold the wireless microphone 1 by hand, and the wireless microphone 1 can transmit control signals to control the wireless receiver 2 while speaking and singing.
Referring to fig. 4, the utility model provides a wireless microphone sound mixing system still includes wireless remote control 15, wireless receiver 2 still includes wireless remote control receiving module 25, wireless remote control receiving module 25 is connected with audio module 23 electricity, and the remote control signal of wireless remote control 15 transmission is received and is exported for audio module 23 through wireless remote control receiving module 25, through wireless remote control 15 transmission control signal to by wireless remote control receiving module 25 control wireless receiver 2 or smart machine.
The wireless receiver further comprises an audio input interface (not shown in the figure), the audio input interface is connected with the Bluetooth audio unit of the audio module, and can receive the audio signal output by the external intelligent device.
Further, the audio output interface 24 is a TRS audio output interface 24 (the TRS audio output interface 24 is a connector commonly used for connecting audio equipment to transmit audio signals, and is composed of three parts, T, R and S, where T is a left channel L, R is a right channel R, and S is a ground line).
The audio output interface 24 is an RCA audio output interface 24 (Radio Corporation of American, commonly known as a lotus jack, which can be used for both audio and general video signals, and is also a jack for DVD components (YCrCb)).
Referring to fig. 5, in the wireless microphone mixing system of the present invention, the power module 22 includes a first rechargeable battery 221 and a first charging unit 222, the first rechargeable battery 221 is connected to the first charging unit 222 and the audio module 23, and the wireless microphone mixing system can be carried conveniently and used outdoors by using the rechargeable battery, and the duration of the wireless receiver 2 is prolonged by replacing the battery.
Referring to fig. 6, in the wireless microphone mixing system of the present invention, the power supply module 11 includes a second rechargeable battery 112 and a second charging unit 113, the second rechargeable battery 112 is connected to the second charging unit 113 and the audio module 23, the wireless microphone 1 can be conveniently carried and used outdoors by using the rechargeable battery, and the duration of the wireless microphone 1 is prolonged by replacing the battery.
To sum up, the utility model discloses a wireless K sings the function, and through wireless connection's mode, wireless microphone, wireless receiver all can be connected with other wireless device at will, can use with current audio amplifier system is supporting, have simplified wireless microphone audio mixing system.
And the wireless microphone sound mixing system only needs wireless connection, does not need installation, convenient to carry, can directly use in the open air, and the time of endurance is long moreover.
It should be understood that equivalent alterations and modifications can be made by those skilled in the art according to the technical solution of the present invention and the inventive concept thereof, and all such alterations and modifications should fall within the scope of the appended claims.
Claims (10)
1. A wireless microphone sound mixing system is characterized by comprising a wireless microphone and a wireless receiver, wherein the wireless microphone comprises a power supply module, a pickup module for receiving voice signals, a key module and a wireless transmitting module, and the power supply module, the pickup module and the key module are connected with the wireless transmitting module; the wireless receiver comprises a wireless receiving module, a power module, an audio module and an audio output interface, wherein the wireless receiving module is used for receiving the voice signal and the control signal transmitted by the wireless transmitting module; the audio module is including the bluetooth audio unit that is used for receiving the audio signal that outside intelligent device sent and the audio mixing unit that is used for handling audio signal and audio signal audio mixing, the audio signal and the control signal of wireless transmitting module transmission receive and send control signal for audio module, audio signal send the audio mixing unit for audio module through wireless receiving module, the bluetooth audio unit pass through audio mixing unit and audio output interface connection wireless receiver and wireless transmitting module, outside intelligent device wireless connection.
2. The wireless microphone mixing system of claim 1, wherein the key module comprises a mixing function control key, the mixing function control key is connected to the wireless transmitting module, and the wireless transmitting module transmits a mixing function control signal output by the mixing function control key, and the mixing function control signal is received by the wireless receiving module and sent to the mixing unit of the audio module.
3. The system of claim 1, wherein the key module comprises a bluetooth function control key, the bluetooth function control key is connected to the wireless transmitter module, and the wireless transmitter module transmits a bluetooth function control signal outputted from the bluetooth function control key, and the bluetooth function control signal is received by the wireless receiver module and transmitted to the bluetooth audio unit.
4. The system of claim 3, wherein the key module comprises a Bluetooth pairing control key connected to the wireless transmitter module, the wireless transmitter module transmits a Bluetooth pairing control signal outputted from the Bluetooth pairing control key, and the wireless receiver module receives and outputs the Bluetooth pairing control signal to the Bluetooth audio unit.
5. The system of claim 3, wherein the key module comprises a play/pause control key connected to the wireless transmitter module, the wireless transmitter module transmits a play/pause control signal outputted from the play/pause control key, and the wireless receiver module receives and outputs the play/pause control signal to the bluetooth audio unit.
6. The system of claim 1, wherein the key module comprises a voice wake-up key connected to the wireless transmitter module, and the wireless transmitter module transmits a voice wake-up control signal and/or a voice signal, which is received by the wireless receiver module and forwarded to the external smart device via the bluetooth audio unit.
7. The system of claim 1, further comprising a wireless remote control, wherein the wireless receiver further comprises a wireless remote control receiving module electrically connected to the audio module, and a remote control signal transmitted by the wireless remote control is received by the wireless remote control receiving module and outputted to the audio module.
8. The wireless microphone mixing system of claim 1, wherein the wireless receiver further comprises an audio input interface, the audio input interface being connected to a bluetooth audio unit of an audio module.
9. The wireless microphone mixing system of claim 8, wherein the key module of the wireless microphone comprises an audio input switch key, the audio input switch key is connected to the wireless transmitting module, and the wireless transmitting module transmits an audio input switch control signal output by the audio input switch control key, and the audio input switch control signal is received by the wireless receiving module and transmitted to the bluetooth audio unit.
10. The wireless microphone mixing system of claim 1, wherein the power module comprises a first rechargeable battery and a first charging unit, and the first rechargeable battery is connected with the first charging unit and the audio module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221209235.8U CN217643694U (en) | 2022-05-18 | 2022-05-18 | Wireless microphone sound mixing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221209235.8U CN217643694U (en) | 2022-05-18 | 2022-05-18 | Wireless microphone sound mixing system |
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| CN217643694U true CN217643694U (en) | 2022-10-21 |
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| CN202221209235.8U Active CN217643694U (en) | 2022-05-18 | 2022-05-18 | Wireless microphone sound mixing system |
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