CN206775716U - A kind of effect device for changing voice - Google Patents
A kind of effect device for changing voice Download PDFInfo
- Publication number
- CN206775716U CN206775716U CN201720020484.5U CN201720020484U CN206775716U CN 206775716 U CN206775716 U CN 206775716U CN 201720020484 U CN201720020484 U CN 201720020484U CN 206775716 U CN206775716 U CN 206775716U
- Authority
- CN
- China
- Prior art keywords
- audio
- effect device
- module
- mcu
- changing voice
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of effect device for changing voice, the effect device is by the way of audio MCU is combined with DSP process chips, the function that the audio of audio signal is adjusted is realized in audio frequency process, the effect device can realize the audios such as the change of voice, modified tone, electric sound, recreational height, it disclosure satisfy that the specific demand of people；In addition, the effect device integrates the function of connection wireless microphone and bluetooth equipment, user can be using wireless microphone come direct K songs, also can by mobile phone K sing platform come K sing, enhance it is interactive, simultaneously, also simplify the line between K song equipment, operation readiness.
Description
Technical field
Sound technique field is the utility model is related to, more specifically, it relates to a kind of effect device for changing voice.
Background technology
At present, the wireless K song devices that personal or family uses mostly still continue to use the sound system configuration of early stage, i.e., wireless
Microphone, wireless receiver, power amplifier.Wireless receiver connects power amplifier, power amplifier connection audio amplifier, existing wireless microphone
Equipment does not possess audio effect processing function, and audio is adjusted just needs the access effect between wireless receiver and power amplifier
Device.
Existing effect device can only carry out some simple, conventional audio effect processings, have in audio regulatory function certain
Limitation, it is difficult to meet the needs of user is various；In addition, existing effect device is not due to possessing wireless microphone receive capabilities
And Bluetooth function, in framework sound system, wireless receiver is just must be equipped with, system composition, wiring are more complicated, this kind effect
Fruit device can not also connect with bluetooth equipment pairings such as mobile phones.Tend to, with the environment of mobile phone K songs, use in more and more users
The sound system of conventional effects device convenience, it is recreational and interactive on obvious deficiency be present.
Utility model content
In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of effect that can change voice
Device, the effect device sound effect function is powerful, and the sound system of structure is succinct, recreational height.
To achieve the above object, the utility model provides following technical scheme：
A kind of effect device for changing voice, including housing and internal circuit, the internal circuit include：
MCU module, integrated audio coding circuit and audio decoding circuit；
DSP audio effect processing units, are connected with MCU module；
Wireless microphone receiving module, is connected with MCU module, is connected for being matched with wireless microphone；
Bluetooth module, it is connected with MCU module, is connected for being matched with bluetooth equipment；
Audio input output interface, it is connected with MCU module, to input and exports audio signal.
Using such scheme, Bluetooth function and wireless microphone receive capabilities are combined together by the effect device, utilize this
Effect device builds sound system, and without configuring wireless receiver, system forms simple；User can be by wireless microphone and the effect
Sung using wireless microphone K after the pairing of fruit device, sung after also matching bluetooth equipment such as mobile phone with the effect device using mobile phone K,
The effect device improves the recreational and interactive of sound system.
Preferably：The internal circuit also includes remote control signal receiving module, the remote control signal receiving module
Connect MCU module.
Using such scheme, user can utilize remote control remote control effect device, and audio is adjusted, tuning operation ten
It is convenient to divide.
Preferably：Also include the key-press module being connected with MCU module, the key-press module is adjusted including audio
Key.
Using such scheme, user can adjust audio by operating audio adjusting key.
Preferably：Also include the LCD display being connected with MCU module.
Using such scheme, LCD display can facilitate user with the state of display effect device
Preferably：Also include being used to store sound effect parameters, the memory module of algorithm, the memory module connection
MCU module.
Using such scheme, when carrying out audio effect processing to audio, MCU transfers sound effect algorithms and parameter from memory module
And control DSP audio effect processings module to carry out computing, required audio is finally drawn, the efficiency high so performed.
Preferably：The memory module uses NOR FLASH flash memories.
Using such scheme, NOR FLASH are nonvolatile flash memory, and in unexpected power-off, internal data will not lose, so
Effect device temperature can be made reliable.
Preferably：The wireless microphone receiving module is U section radio circuits.
Using such scheme, U section radio circuits have preferable interference free performance and noiseproof feature, enable wireless signal steady
Determine, transmit in high quality.
Preferably：The bluetooth module is 2.4G bluetooth modules.
Compared with prior art, the utility model has the advantages that：
The utility model is realized to audio by the way of audio MCU is combined with DSP process chips in audio frequency process
The function that the audio of signal is adjusted, the effect device can realize the audios such as the change of voice, modified tone, electric sound, recreational height, Neng Gouman
The specific demand of sufficient people；In addition, the effect device integrates the function of connection wireless microphone and bluetooth equipment, user can be with
Using wireless microphone come K sing, also can by mobile phone K sing platform come K sing, enhance it is interactive, meanwhile, and K song equipment it
Between line simplify, operation readiness.
Brief description of the drawings
Fig. 1 is the positive structure schematic of effect device；
Fig. 2 is the structure schematic diagram of effect device；
Fig. 3 is the circuit theory diagrams of effect device.
Description of reference numerals:1st, display screen；2nd, IR signal reception lamp；3rd, audio adjusting key；4th, power switch；5th, talk about
Cylinder signal output interface；6th, audio input interface；7th, audio output interface；8th, outlet.
Embodiment
Reference picture 1, a kind of effect device for changing voice, including housing.The front of housing is provided with LCD display 1, red
External signal receives lamp 2, audio adjusting key 3 and power switch 4.
Reference picture 2, the back side of the effect device are provided with microphone signal output interface 5, audio input interface 6, audio output
Interface 7 and outlet 8.
Reference picture 3, a kind of effect device for changing voice, including MCU, the DSP audio effect processings unit being connected with MCU, press
Key, wireless microphone receiving module, bluetooth module, remote control signal receiving module, audio input output interface, LCD display with
And memory module.MCU has been internally integrated audio coding circuit and audio decoding circuit, DSP audio effect processing chips connection MCU, deposits
Module is stored up using NOR FLASH flash memories, the parameter and algorithm of various audios are stored with memory module.Wireless microphone connects
Module is received to connect using U section radio circuits, its built-in wireless signal receiving circuit and signal processing circuit, wherein wireless signal
Receive the input of the output end connection signal processing circuit of circuit, the output end connection MCU of signal processing circuit；Bluetooth module is adopted
It is the bluetooth module of 2.4G frequency ranges.Remote control signal receiver circuit using infrared receiving circuit, infrared receiving circuit
Output end connects MCU.The power supply of effect device uses three-terminal voltage-stabilizing power supply, and the output end of power supply connects MCU, DSP, LCD and shown respectively
The power input of display screen.
When playing music using traditional mode：
The audio output interface of effect device is first connected into power amplifier, power amplifier connection audio amplifier；The audio input of effect device is connect again
Mouth connection external sound source.
External sound source exports simulated audio signal, and simulated audio signal is carried out coding and makes DAB letter by MCU
Number, MCU sends digital audio and video signals to DSP audio effect processing units, and MCU is according to the sound effect control signal that user keys in from storage
Sound effect algorithms are transferred in module and control DSP audio effect processings unit to be carried out by the algorithm transferred to digital audio and video signals at computing
Reason, tamber parameter is obtained, tamber parameter is sent to DSP Processor by MCU again, and DSP Processor is according to the tone color ginseng received
Several digital audio and video signals brought to DAB compressor circuit carry out digital operation, obtain required effect.The effect device can
To realize various audios.For example, the change of voice, electric sound, reverberation, echoing, modifying tone, be stereo, effect sound.
MCU is sent to by the digital audio and video signals of audio effect processing, the digital audio and video signals that MCU will be provided with audio again lead to
To cross audio output interface and be delivered to power amplifier, power amplifier carries out signal transacting and power amplification to DAB, then by the number after amplification
Word audio signal is converted into analog signal audio, and simulated audio signal is transported to audio amplifier, and audio amplifier sends the sound with audio.
When user needs the audio of remote adjustment effect device, by the remote control in manipulator, remote control is to effect device
Launch infrared control signal, infrared receiving circuit is converted to wireless remote control signals the level signal similar with push button signalling, MCU
Respective algorithms, which are transferred, after receiving the level signal and control DSP audio effect processings unit to perform corresponding computing finally gives required sound
Effect.
User can operate the effect device with Remote.User can realize a key change of voice, such as man by remote controller
Sound becomes female voice, female voice becomes male voice, high pitch becomes bass, bass becomes high pitch, can also realize a variety of electric audio fruits in addition.The effect device is grasped
Make very convenient, recreational strong.
When using wireless microphone K songs：
First wireless microphone and effect device pairing are connected, then the audio output interface of effect device is connected into power amplifier, power amplifier
Connect audio amplifier.
The sound of wireless microphone collection user simultaneously sends acoustic information with wireless signal, and wireless microphone receiving module connects
Wireless signal is handled after receiving wireless signal, makes the signal audio that can be identified by MCU, MCU is to receiving
Audio signal carries out coding and makes digital audio and video signals, subsequent MCU and DSP audio effect processing unit matchings, realizes to numeral
The audio regulation of audio signal.
MCU is sent to by the digital audio and video signals of audio effect processing, the digital audio and video signals that MCU will be provided with audio again lead to
To cross audio output interface and be delivered to power amplifier, power amplifier carries out signal transacting and power amplification to DAB, then by the number after amplification
Word audio signal is converted into analog signal audio, and simulated audio signal is transported to audio amplifier, and audio amplifier sends the sound with audio.
Because the effect device is equipped with bluetooth module, some bluetooth equipments and effect device pairing can be connected.Such as K songs
Platform, mobile phone, television set etc..
When user needs to sing K with mobile phone：
Effect device is connected into power amplifier, audio amplifier is connected into power amplifier, then mobile phone and effect device pairing are connected, completes Bluetooth pairing
Restart afterwards on mobile phone K song software, such as sing, K song intelligent.Afterwards, it is only necessary to click on any head on mobile phone K song platforms
Song, mobile phone are sent song information using Bluetooth signal, and the bluetooth module of effect device receives Bluetooth signal and bluetooth is believed
Number carry out processing and make the audio signal that can be identified by MCU, subsequent effect device carries out audio to the audio signal received
Processing, audio amplifier just can play out dulect music.
So, user can carry out K songs whenever and wherever possible with handheld microphone, very convenient, enhance the interactive and joy of K songs
Happy property.
Described above is only preferred embodiment of the present utility model, and the scope of protection of the utility model is not limited merely to
Above-described embodiment, all technical schemes belonged under the utility model thinking belong to the scope of protection of the utility model.It should refer to
Go out, for those skilled in the art, some improvement under the premise of the utility model principle is not departed from and
Retouching, these improvements and modifications also should be regarded as the scope of protection of the utility model.
Claims (8)
1. a kind of effect device for changing voice, including housing and internal circuit, it is characterized in that,
The internal circuit includes：
MCU module, integrated audio coding circuit and audio decoding circuit；
DSP audio effect processing units, are connected with MCU module；
Wireless microphone receiving module, is connected with MCU module, is connected for being matched with wireless microphone；
Bluetooth module, it is connected with MCU module, is connected for being matched with bluetooth equipment；
Audio input output interface, it is connected with MCU module, to input and exports audio signal.
2. the effect device according to claim 1 for changing voice, it is characterized in that：The internal circuit also includes remote control letter
Number receiving module, the remote control signal receiving module connect MCU module.
3. the effect device according to claim 1 for changing voice, it is characterized in that：Also include being connected with MCU module presses
Key module, the key-press module include audio adjusting key.
4. the effect device according to claim 1 for changing voice, it is characterized in that：Also include the LCD being connected with MCU module
Display screen.
5. the effect device according to claim 1 for changing voice, it is characterized in that：Also include be used for store sound effect parameters,
The memory module of algorithm, the memory module connect MCU module.
6. the effect device according to claim 5 for changing voice, it is characterized in that：The memory module uses NOR
FLASH flash memories.
7. the effect device according to claim 1 for changing voice, it is characterized in that：The wireless microphone receiving module is
U section radio circuits.
8. the effect device according to claim 1 for changing voice, it is characterized in that：The bluetooth module is 2.4G bluetooth moulds
Block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720020484.5U CN206775716U (en) | 2017-01-09 | 2017-01-09 | A kind of effect device for changing voice |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720020484.5U CN206775716U (en) | 2017-01-09 | 2017-01-09 | A kind of effect device for changing voice |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206775716U true CN206775716U (en) | 2017-12-19 |
Family
ID=60647151
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720020484.5U Expired - Fee Related CN206775716U (en) | 2017-01-09 | 2017-01-09 | A kind of effect device for changing voice |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206775716U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110505554A (en) * | 2019-08-22 | 2019-11-26 | 广州番禺巨大汽车音响设备有限公司 | It is a kind of based on DSP enhancing function audio apparatus method and system |
| CN112135285A (en) * | 2020-09-30 | 2020-12-25 | 深圳市烎潮科技有限公司 | Real-time audio interaction method of multiple Bluetooth audio devices |
-
2017
- 2017-01-09 CN CN201720020484.5U patent/CN206775716U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110505554A (en) * | 2019-08-22 | 2019-11-26 | 广州番禺巨大汽车音响设备有限公司 | It is a kind of based on DSP enhancing function audio apparatus method and system |
| CN110505554B (en) * | 2019-08-22 | 2022-06-17 | 广州番禺巨大汽车音响设备有限公司 | Method and system based on sound box with DSP (digital signal processor) enhanced function |
| CN112135285A (en) * | 2020-09-30 | 2020-12-25 | 深圳市烎潮科技有限公司 | Real-time audio interaction method of multiple Bluetooth audio devices |
| CN112135285B (en) * | 2020-09-30 | 2023-08-25 | 深圳市烎潮科技有限公司 | Real-time audio interaction method for multi-Bluetooth audio equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171219 Termination date: 20190109 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |