CN110401889A - Multiple path blue-tooth microphone system and application method based on USB control - Google Patents
Multiple path blue-tooth microphone system and application method based on USB control Download PDFInfo
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/08—Mouthpieces; Microphones; Attachments therefor
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Abstract
The present invention relates to a kind of multiple path blue-tooth microphone systems and application method based on USB control, it includes Bluetooth microphone equipment, USB bluetooth Dongle terminal and computer terminal, the Bluetooth microphone equipment is for pickup and the USB bluetooth Dongle terminal will be wirelessly sent to after voice data noise reduction process, the USB bluetooth Dongle terminal is equipped with multichannel microcontroller bluetooth module, the USB bluetooth Dongle terminal searches for by microcontroller bluetooth module described in multichannel and connects multiple path blue-tooth microphone apparatus with the voice data after wireless receiving noise reduction process, the voice data received is transferred to the computer terminal by HUB mode by the USB bluetooth Dongle terminal, computer terminal connection net background with by voice data carry out translation and It is converted to text, the net background will be translated, the data after conversion are transmitted to computer or mobile terminal of mobile telephone is shown or broadcasted, and sound is transmitted in real time, translated and is converted into text importing.
Description
Technical field
The present invention relates to multiple path blue-tooth microphone system technical fields, and in particular to a kind of multichannel based on USB control is blue
Tooth microphone system and application method.
Background technique
In today of information age, wired conference system is converted to wireless conference system, wired audio transmission
It is converted to wireless audio；With the fast development of science and technology, wireless audio microphone system is successfully developed at present,
But wireless microphone system on the market can only be one-to-one or a pair of two at present, the operation response time is long and power consumption is big, and
It only transmits audio, make a sound, once ambient noise is big, phonetic recognization rate and translation accuracy sharply decline, and use field
It is very limited；In addition, at present wireless microphone system because WIFI power consumption it is big, all have power supply line, it is extremely inconvenient carrying and
It uses.
Summary of the invention
In view of this, it is necessary to provide a kind of multiple path blue-tooth microphone systems and application method based on USB control, in real time
Sound is transmitted to, translated and is converted into text importing.
A kind of multiple path blue-tooth microphone system based on USB control comprising Bluetooth microphone equipment, USB bluetooth
Dongle terminal and computer terminal, the Bluetooth microphone equipment is for pickup and will transmit wirelessly after voice data noise reduction process
To the USB bluetooth Dongle terminal, the USB bluetooth Dongle terminal is equipped with multichannel microcontroller bluetooth module, the USB
Bluetooth Dongle terminal searches for by microcontroller bluetooth module described in multichannel and connects multiple path blue-tooth microphone apparatus with wireless
Voice data after receiving noise reduction process, the USB bluetooth Dongle terminal pass the voice data received by HUB mode
It is defeated by the computer terminal, the computer terminal connection net background is to be translated and be converted to text, institute by voice data
State that net background will be translated, the data after conversion are transmitted to computer or mobile terminal of mobile telephone is shown or broadcasted.
Preferably, the Bluetooth microphone equipment is equipped with microphone BLE+BT2.0+EDR module, DSP audio defeat module
With microphone micro controller module, the DSP audio defeat module and microphone micro controller module respectively with the microphone
The electrical connection of BLE+BT2.0+EDR module, the DSP audio defeat module are connected with MIC input module for pickup, the DSP
MIC input module voice data collected is carried out noise reduction process, the microphone micro controller module by noise reduction module
Control the microphone BLE+BT2.0+EDR module voice data after noise reduction is sent to by HFP, A2DP or BLE it is described
USB bluetooth Dongle terminal.
Preferably, the Bluetooth microphone equipment further includes microphone power management module and PC/USB charging module, institute
It states microphone power management module and the microphone micro controller module and PC/USB charging module is electrically connected to manage
It the power supply of the microphone apparatus and charges to the Bluetooth microphone equipment.
Preferably, the Bluetooth microphone equipment further includes microphone indicator light and microphone key-press, and the microphone refers to
Show lamp for showing the microphone apparatus state, the microphone key-press is started or stopped for controlling the microphone apparatus
Work, the microphone indicator light and microphone key-press are electrically connected with the microphone BLE+BT2.0+EDR module respectively.
Preferably, the USB bluetooth Dongle terminal is equipped with BLE+BT2.0+EDR module for receiving the bluetooth Mike
The voice data that wind devices are sent, the BLE+BT2.0+EDR module are electrically connected with the microcontroller bluetooth module will connect
The data transmission in network telephony of receipts gives the microcontroller bluetooth module.
Preferably, the USB bluetooth Dongle terminal is equipped with HUB module and is transmitted in a manner of HUB by realizing, the microcontroller
Bluetooth module has USB sound card, and the USB sound card is electrically connected with the HUB module, for the USB bluetooth Dongle is whole
Hold received voice data by the HUB module transfer to computer terminal.
Preferably, the USB bluetooth Dongle terminal is equipped with usb interface module, the usb interface module and the HUB
Module is electrically connected to be used for transmission data and power supply.
Preferably, it is whole to manage the USB bluetooth Dongle to be equipped with power management module for the USB bluetooth Dongle terminal
The power supply at end, the power management module are electrically connected with the microcontroller bluetooth module.
Preferably, the USB bluetooth Dongle terminal is equipped with indicator light and key is respectively used to show the USB bluetooth
The Dongle SOT state of termination and control USB bluetooth Dongle terminal start or stop work, the indicator light and key respectively with institute
State the electrical connection of BLE+BT2.0+EDR module.
And a kind of multiple path blue-tooth microphone application method based on USB control, the method are based on above-described base
In the multiple path blue-tooth microphone system of USB control, described method includes following steps:
S1: it is triggered by one key of microphone key-press and opens Bluetooth microphone equipment for pickup and carry out noise reduction
Processing；
S2: the USB bluetooth Dongle terminal is opened by one key of key triggering, passes through microcontroller described in multichannel
Multiple Bluetooth microphone equipment are searched for and connected to bluetooth module；
S3: the voice data after noise reduction process is independently sent to the USB by Bluetooth microphone equipment described in multichannel
Bluetooth Dongle terminal, the USB bluetooth Dongle terminal sound that individual reception is sent per Bluetooth microphone equipment all the way simultaneously
Sound data；
S4: the voice data received is sent respectively to electricity by the HUB module by the USB bluetooth Dongle terminal
Brain terminal, the computer terminal is by broadband, GPRS or WIFI connection net background to be translated and be converted voice data
At text；
S5: the net background will translate, conversion after voice data by broadband, GPRS or WIFI be transmitted to computer or
Mobile terminal of mobile telephone is shown or is broadcasted.
In the above-mentioned multiple path blue-tooth microphone system based on USB control, USB bluetooth Dongle terminal is equipped with multichannel microcontroller
Device bluetooth module picks up the voice data of multiple path blue-tooth face-piece equipment for being wirelessly connected multiple path blue-tooth microphone apparatus,
Each road audio is not interfere with each other, effectively solve at present on the market it is most according to Bluetooth transmission equipment can only one-to-one transmission ask
Topic；Turn text in real time by the computer terminal real-time multichannel audio of networking, and by computer or mobile terminal of mobile telephone, solves meeting
It is easy to use conducive to the communication in meeting in view the problem of language obstacle, it is with a wide range of applications.
Detailed description of the invention
Fig. 1 is the module diagram of the multiple path blue-tooth microphone system based on USB control of the embodiment of the present invention.
Fig. 2 be the embodiment of the present invention based on USB control multiple path blue-tooth microphone system Bluetooth microphone equipment and
The module connection diagram of USB bluetooth Dongle terminal.
Specific embodiment
Below with reference to specific embodiments and the drawings, the present invention is described in detail.
Fig. 1 and Fig. 2 are please referred to, a kind of multiple path blue-tooth microphone system based on USB control of the embodiment of the present invention is shown
100 comprising Bluetooth microphone equipment 1, USB bluetooth Dongle terminal (USB Bluetooth adapter terminal) 2 and computer terminal 3, institute
Bluetooth microphone equipment 1 is stated for pickup and the USB bluetooth Dongle end will be wirelessly sent to after voice data noise reduction process
End 2, the USB bluetooth Dongle terminal 2 are equipped with multichannel microcontroller bluetooth module 21, and the USB bluetooth Dongle terminal 2 is logical
It crosses microcontroller bluetooth module 21 described in multichannel and searches for and connect multiple path blue-tooth microphone apparatus 1, it is each with wireless receiving respectively
Voice data after 1 noise reduction process of Bluetooth microphone equipment, each road sound that the USB bluetooth Dongle terminal 2 will receive
Data are transferred to the computer terminal 3 by HUB mode respectively, and the computer terminal 3 connects net background 4 with by each road sound
Text is translated and be converted to respectively to data, and the net background 4 will be translated, the data after conversion are transmitted to computer terminal 3
Or mobile terminal of mobile telephone is shown or is broadcasted.
Further, the computer terminal 3 is located by connecting the multiple path blue-tooth based on USB control by WIFI or broadband
The Cloud Server of 100 region of microphone system connects net background 4, and the country is preferably Iflytek, Baidu, and foreign countries are preferably
For Google or private clound.Each road voice data that the net background 4 receives computer terminal 3 is translated or is turned respectively
Be melted into text, the net background 4 by broadband, GPRS or WIFI by the data after conversion or translation be transmitted to computer end 3 with
Display.Further, the net background 4 can also by treated on each road, data be dealt into hand by broadband, GPRS or WIFI
The mobile terminals such as machine APP are to broadcast the voice data after translation.
Preferably, the Bluetooth microphone equipment 1 is equipped with microphone BLE+BT2.0+EDR module 11, DSP audio defeat mould
Block 12 and microphone micro controller module 13, the DSP audio defeat module 12 and microphone micro controller module 13 respectively with
The microphone BLE+BT2.0+EDR module 11 is electrically connected, and the DSP audio defeat module 12 is connected with MIC input module 14
For pickup, the MIC input module 14 voice data collected is carried out noise reduction process, institute by the DSP noise reduction module 12
It states microphone micro controller module 13 and controls the microphone BLE+BT2.0+EDR module 11 and pass through the voice data after noise reduction
HFP, A2DP or BLE are sent to the USB bluetooth Dongle terminal 2.
Preferably, the Bluetooth microphone equipment 1 further includes microphone power management module 15 and PC/USB charging module
16, the microphone power management module 15 and the microphone micro controller module 13 and PC/USB charging module 16 are electric respectively
Connection is to manage the power supply of the microphone apparatus 1 and charge to the Bluetooth microphone equipment 1.
Preferably, the Bluetooth microphone equipment 1 further includes microphone indicator light 17 and microphone key-press 18, the Mike
For wind indicator light 17 by flicker frequency to show 1 state of microphone apparatus, 1 state of microphone apparatus includes whether can
With input voice, current electric quantity, whether in pairing bluetooth, whether connect bluetooth etc..The microphone apparatus 1 passes through the Mike
18 trigger event of wind key, the microphone key-press 18 start or stop work, the wheat for controlling the microphone apparatus 1
Gram wind indicator light 17 and microphone key-press 18 are electrically connected with the microphone BLE+BT2.0+EDR module 11 respectively.
Preferably, the USB bluetooth Dongle terminal 2 is equipped with BLE+BT2.0+EDR module 22 for receiving the bluetooth
The voice data that microphone apparatus 1 is sent, the BLE+BT2.0+EDR module 22 are electrically connected with the microcontroller bluetooth module 21
Connect with by received data transmission in network telephony to the microcontroller bluetooth module 21.
Further, the USB bluetooth Dongle terminal 2BLE+BT2.0+EDR module 22 can use single mode BT2.1+
To support conventional Bluetooth transmission or bimodulus to connect with reserved with mobile phone or computer, function is integrated in a chips EDR, is made entire
Cost decline, good compatibility reduce structure, optimization design.
Preferably, the USB bluetooth Dongle terminal 2 is equipped with HUB module 23 and is transmitted in a manner of HUB by realizing, the micro-control
Device bluetooth module 21 processed have USB sound card 210 connect with computer terminal 3 when free drive move, the USB sound card 210 with it is described
HUB module 23 is electrically connected, for passing the received voice data of the USB bluetooth Dongle terminal 2 by the HUB module 23
It is defeated by computer terminal 3.
Preferably, the USB bluetooth Dongle terminal 2 is equipped with usb interface module 24, the usb interface module 24 and institute
The electrical connection of HUB module 23 is stated to be used for transmission data and power supply.
Preferably, the USB bluetooth Dongle terminal 2 is equipped with power management module 25 to manage the USB bluetooth
The power supply of Dongle terminal 2, the power management module 25 are electrically connected with the microcontroller bluetooth module 21.
Further, the microphone power management module 15 of the Bluetooth microphone equipment 1 and USB bluetooth Dongle terminal
2 power management modules 25 respectively include Power Management Unit, voltage conversion unit, filter rectification unit, current monitoring unit
And lithium battery, the voltage or electric current of lithium battery output respectively through the voltage conversion unit and the filter rectification unit into
The microphone micro controller module 13 or microcontroller bluetooth module 21, the current monitoring are sent to after row transformation or rectification
Unit is used to monitor the curent change situation of the filter rectification unit, and the curent change situation monitored is sent to described
Microphone micro controller module 13 or microcontroller bluetooth module 21.
Preferably, the USB bluetooth Dongle terminal 2 is equipped with indicator light 26 and key 27 is respectively used to show the USB
2 state of bluetooth Dongle terminal and control USB bluetooth Dongle terminal 2 start or stop work, the indicator light 26 and key
27 are electrically connected with the BLE+BT2.0+EDR module 22 respectively.Further, the USB bluetooth Dongle terminal 2 passes through described
The flicker frequency of indicator light 26 is to show that the state of the USB bluetooth Dongle terminal 2, the state include current electric quantity, are
It is no in pairing bluetooth, whether connect bluetooth etc.；The USB bluetooth Dongle terminal 2 passes through 27 trigger event of key.
Further, the USB bluetooth Dongle terminal 2 connects RFCOMM service to obtain the Bluetooth microphone in real time
Relevant information, electricity, version, state and control instruction of equipment 1 etc..
The multiple path blue-tooth microphone 100 based on USB control can be widely applied to company's wireless video conference, not have to connect
Wire microphone is connect, easy to use, need to only network can translate and convert various languages, make communication more convenient, meeting is more smart
It is really succinct, it does not need to be further provided with translation, saves the manpower, material resources and financial resources of company；It can be used for individual and be in listening to music, seeing
The scene that film etc. loosens；When hearing that news needs to record, writing record can also be directly changed into.
And a kind of multiple path blue-tooth microphone application method based on USB control, the method are based on above-described base
In the multiple path blue-tooth microphone system 100 of USB control, described method includes following steps:
S1: it is triggered by 18 1 key of microphone key-press and opens Bluetooth microphone equipment 1 for pickup and carry out sound
Noise reduction process, so that apparent noiseless sound is sent to USB bluetooth Dongle terminal；
S2: the USB bluetooth Dongle terminal 2 is opened by 27 1 key of key triggering, passes through micro-control described in multichannel
Multiple Bluetooth microphone equipment 1 are searched for and connected to device bluetooth module 21 processed；
S3: the voice data after noise reduction process is passed through HFP mode, A2DP mode by Bluetooth microphone equipment 1 described in multichannel
Or BLE mode is independently sent to the USB bluetooth Dongle terminal 2, it is independent by the BLE+BT2.0+EDR module 22
The voice data sent per Bluetooth microphone equipment 1 all the way is received, and gives received audio data transmitting to microcontroller bluetooth
Module 21；
S4: the audio data transmitting received to the HUB module 23, is passed through institute by the microcontroller bluetooth module 21
It states HUB module 23 and is sent respectively to computer terminal 3, the computer terminal 3 passes through broadband, GPRS or WIFI connection net background 4
Voice data is translated and is converted to text by such as Iflytek, Baidu, Google or private clound；
S5: the net background 4 will be translated, the voice data after conversion is transmitted to computer by broadband, GPRS or WIFI
End 3 or mobile terminal of mobile telephone are shown or are broadcasted, and personnel convenient to use read or listen to.
The above-mentioned multiple path blue-tooth microphone system 100 based on USB control, the USB bluetooth Dongle terminal 2 integrates multiple
Microcontroller bluetooth module 21 is wirelessly connected multiple Bluetooth microphone equipment 1, is not needed again using Bluetooth microphone equipment 1 outer
Connect power supply line；Multiple Bluetooth microphone equipment 1 are once connected, the audio data of multiple Bluetooth microphone equipment 1 can be received simultaneously,
Multi-path voice is enrolled, is translated, converting simultaneously and each road audio is not interfere with each other, and effectively solves the problems, such as that MCVF multichannel voice frequency turns text in real time；
Multiple path blue-tooth microphone system 100 based on USB control is not needed using fixed microphone, it is only necessary to support what HFP was transmitted
Equipment, such as bluetooth headset, are truly realized multiplexing；The microcontroller bluetooth module 21 goes back integration USB sound card
210, it connect free drive with computer end 3 and moves, to facilitate connection computer end 3.
It should be noted that the invention is not limited to above embodiment, creative spirit according to the present invention, this field
Technical staff can also make other variations, and the variation that these creative spirit according to the present invention are done should all be included in this hair
It is bright it is claimed within the scope of.
Claims (10)
1. a kind of multiple path blue-tooth microphone system based on USB control, which is characterized in that blue including Bluetooth microphone equipment, USB
Tooth Dongle terminal and computer terminal, the Bluetooth microphone equipment is for pickup and will wirelessly send out after voice data noise reduction process
The USB bluetooth Dongle terminal is given, the USB bluetooth Dongle terminal is equipped with multichannel microcontroller bluetooth module, described
USB bluetooth Dongle terminal searches for by microcontroller bluetooth module described in multichannel and is wirelessly connected multiple path blue-tooth microphone apparatus
To receive the voice data after noise reduction process, the voice data received is passed through HUB mode by the USB bluetooth Dongle terminal
Be transferred to the computer terminal, the computer terminal connection net background voice data is translated and is converted to text,
The net background will be translated, the data after conversion are transmitted to computer or mobile terminal of mobile telephone is shown or broadcasted.
2. the multiple path blue-tooth microphone system as described in claim 1 based on USB control, which is characterized in that the bluetooth wheat
Gram wind devices are equipped with microphone BLE+BT2.0+EDR module, DSP audio defeat module and microphone micro controller module, described
DSP audio defeat module and microphone micro controller module are electrically connected with the microphone BLE+BT2.0+EDR module respectively, institute
It states DSP audio defeat module and is connected with MIC input module for pickup, the DSP noise reduction module is by the MIC input module institute
The voice data of acquisition carries out noise reduction process, and the microphone micro controller module controls the microphone BLE+BT2.0+EDR
Voice data after noise reduction is sent to the USB bluetooth Dongle terminal by HFP, A2DP or BLE by module.
3. the multiple path blue-tooth microphone system as claimed in claim 2 based on USB control, which is characterized in that the bluetooth wheat
Gram wind devices further include microphone power management module and PC/USB charging module, the microphone power management module with it is described
Microphone micro controller module and PC/USB charging module are electrically connected to manage the power supply of the microphone apparatus and to institute
Bluetooth microphone equipment is stated to charge.
4. the multiple path blue-tooth microphone system as described in claim 1 based on USB control, which is characterized in that the bluetooth wheat
Gram wind devices further include microphone indicator light and microphone key-press, and the microphone indicator light is for showing the microphone apparatus
State, the microphone key-press start or stop work, the microphone indicator light and wheat for controlling the microphone apparatus
Gram wind key is electrically connected with the microphone BLE+BT2.0+EDR module respectively.
5. the multiple path blue-tooth microphone system as described in claim 1 based on USB control, which is characterized in that the USB bluetooth
Dongle terminal is equipped with BLE+BT2.0+EDR module and is used to receive the voice data that the Bluetooth microphone equipment is sent, described
BLE+BT2.0+EDR module be electrically connected with the microcontroller bluetooth module with by received data transmission in network telephony to the micro-control
Device bluetooth module processed.
6. the multiple path blue-tooth microphone system as claimed in claim 5 based on USB control, which is characterized in that the USB bluetooth
Dongle terminal is equipped with HUB module and is transmitted in a manner of HUB by realizing, the microcontroller bluetooth module has USB sound card, described
USB sound card is electrically connected with the HUB module, described for passing through the received voice data of the USB bluetooth Dongle terminal
HUB module transfer is to computer terminal.
7. the multiple path blue-tooth microphone system as claimed in claim 6 based on USB control, which is characterized in that the USB bluetooth
Dongle terminal be equipped with usb interface module, the usb interface module be electrically connected with the HUB module be used for transmission data and
Power supply.
8. the multiple path blue-tooth microphone system as claimed in claim 7 based on USB control, which is characterized in that the USB bluetooth
Dongle terminal is equipped with power management module to manage the power supply of the USB bluetooth Dongle terminal, the power management module
It is electrically connected with the microcontroller bluetooth module.
9. the multiple path blue-tooth microphone system as claimed in claim 5 based on USB control, which is characterized in that the USB bluetooth
Dongle terminal is equipped with indicator light and key is respectively used to show the USB bluetooth Dongle SOT state of termination and control USB bluetooth
Dongle terminal starts or stops work, and the indicator light and key are electrically connected with the BLE+BT2.0+EDR module respectively.
10. a kind of multiple path blue-tooth microphone application method based on USB control, it is any one that the method is based on claim 1-9
The multiple path blue-tooth microphone system based on USB control described in, described method includes following steps:
S1: it is triggered by one key of microphone key-press and opens Bluetooth microphone equipment for pickup and carry out at noise reduction
Reason；
S2: the USB bluetooth Dongle terminal is opened by one key of key triggering, passes through microcontroller bluetooth described in multichannel
Block search and the multiple Bluetooth microphone equipment of connection；
S3: the voice data after noise reduction process is independently sent to the USB bluetooth by Bluetooth microphone equipment described in multichannel
Dongle terminal, the USB bluetooth Dongle terminal sound number that individual reception is sent per Bluetooth microphone equipment all the way simultaneously
According to；
S4: the voice data received is sent respectively to computer end by the HUB module by the USB bluetooth Dongle terminal
End, the computer terminal are written to be translated and be converted voice data by broadband, GPRS or WIFI connection net background
Word；
S5: the net background will be translated, the voice data after conversion is transmitted to computer or mobile phone by broadband, GPRS or WIFI
Mobile terminal is shown or is broadcasted.
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| CN117319886B (en) * | 2023-11-29 | 2024-03-12 | 深圳市掌锐电子有限公司 | Method and system for reducing audio path time delay of Android system |
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