CN210112219U - Multi-channel Bluetooth microphone system based on USB control - Google Patents
Multi-channel Bluetooth microphone system based on USB control Download PDFInfo
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- CN210112219U CN210112219U CN201921276552.XU CN201921276552U CN210112219U CN 210112219 U CN210112219 U CN 210112219U CN 201921276552 U CN201921276552 U CN 201921276552U CN 210112219 U CN210112219 U CN 210112219U
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Abstract
The utility model relates to a multichannel bluetooth microphone system based on USB control, it includes bluetooth microphone equipment, USB bluetooth Dongle terminal and computer terminal, bluetooth microphone equipment is used for the pickup and falls the sound data noise reduction processing back wireless transmission give USB bluetooth Dongle terminal, USB bluetooth Dongle terminal is equipped with multichannel microcontroller bluetooth module, USB bluetooth Dongle terminal passes through the multichannel microcontroller bluetooth module search and connect multichannel bluetooth microphone equipment with the sound data after the wireless reception falls the noise reduction processing, USB bluetooth Dongle terminal transmits received sound data for computer terminal through the HUB mode, computer terminal connecting network backstage in order to translate sound data and change into characters, the network backstage shows or reports translation, data transmission after the conversion to computer or cell-phone mobile terminal, transmits sound in real time, Translating and converting into text display.
Description
Technical Field
The utility model relates to a multichannel bluetooth microphone system technical field, concretely relates to multichannel bluetooth microphone system based on USB control.
Background
Today in the information age, wired conference systems are converting to wireless conference systems, and wired audio transmission is converting to wireless audio; with the rapid development of science and technology, wireless audio microphone systems are successfully developed at present, but the wireless microphone systems on the market at present only have one-to-one or one-to-two functions, long operation response time and large power consumption, and only transmit audio and make sound, once environmental noise is large, the speech recognition rate and the translation accuracy rate of the wireless audio microphone systems are sharply reduced, and the use places are very limited; in addition, the wireless microphone system has a power line due to large power consumption of WIFI, and is very inconvenient to carry and use.
SUMMERY OF THE UTILITY MODEL
Accordingly, there is a need for a multi-channel bluetooth microphone system based on USB control, which transmits, translates and converts voice into text for display in real time.
The utility model provides a multichannel bluetooth microphone system based on USB control, its includes bluetooth microphone equipment, USB bluetooth Dongle terminal and computer terminal, bluetooth microphone equipment is used for the pickup and gives after the acoustic data noise reduction processing wireless transmission USB bluetooth Dongle terminal, USB bluetooth Dongle terminal is equipped with multichannel microcontroller bluetooth module, USB bluetooth Dongle terminal is through the multichannel microcontroller bluetooth module search and connect multichannel bluetooth microphone equipment with the sound data after the wireless reception noise reduction processing, USB bluetooth Dongle terminal transmits received sound data through the HUB mode for computer terminal, computer terminal connects the network backstage in order to translate acoustic data and change into the characters, the network backstage shows or reports the data transmission after translating, converting to computer or cell-phone mobile terminal.
Preferably, the bluetooth microphone device is provided with a microphone BLE + BT2.0+ EDR module, a DSP audio noise reduction module and a microphone microcontroller module, the DSP audio noise reduction module and the microphone microcontroller module are respectively electrically connected with the microphone BLE + BT2.0+ EDR module, the DSP audio noise reduction module is connected with a MIC input module for picking up sound, the DSP noise reduction module performs noise reduction on sound data acquired by the MIC input module, and the microphone microcontroller module controls the microphone BLE + BT2.0+ EDR module to send the sound data after noise reduction to the USB bluetooth Dongle terminal through HFP, A2DP or HFP.
Preferably, the bluetooth microphone device further comprises a microphone power management module and a PC/USB charging module, wherein the microphone power management module is electrically connected with the microphone microcontroller module and the PC/USB charging module respectively to manage the power of the microphone device and charge the bluetooth microphone device.
Preferably, the bluetooth microphone device further comprises a microphone indicator light and a microphone button, the microphone indicator light is used for displaying the state of the microphone device, the microphone button is used for controlling the microphone device to start or stop working, and the microphone indicator light and the microphone button are respectively electrically connected with the microphone BLE + BT2.0+ EDR module.
Preferably, the USB bluetooth Dongle terminal is provided with a BLE + BT2.0+ EDR module for receiving the sound data sent by the bluetooth microphone device, and the BLE + BT2.0+ EDR module is electrically connected with the microcontroller bluetooth module to transmit the received sound data to the microcontroller bluetooth module.
Preferably, the USB bluetooth Dongle terminal is provided with a HUB module to realize transmission in a HUB mode, and the microcontroller bluetooth module has a USB sound card, wherein the USB sound card is electrically connected with the HUB module and is used for transmitting sound data received by the USB bluetooth Dongle terminal to the computer terminal through the HUB module.
Preferably, the USB bluetooth Dongle terminal is provided with a USB interface module, and the USB interface module is electrically connected with the HUB module for data transmission and charging.
Preferably, the USB bluetooth Dongle terminal is provided with a power management module to manage a power supply of the USB bluetooth Dongle terminal, and the power management module is electrically connected with the microcontroller bluetooth module.
Preferably, the USB bluetooth Dongle terminal is provided with an indicator light and a key, which are respectively used for displaying the status of the USB bluetooth Dongle terminal and controlling the USB bluetooth Dongle terminal to start or stop working, and the indicator light and the key are respectively electrically connected with the BLE + BT2.0+ EDR module.
Preferably, the computer terminal is connected with the network background through WIFI or broadband positioning, and the network background transmits the converted or translated data to the computer terminal or the mobile phone terminal through broadband, GPRS or WIFI for display or broadcast.
In the multi-path Bluetooth microphone system based on the USB control, the USB Bluetooth Dongle terminal is provided with a multi-path microcontroller Bluetooth module for wirelessly connecting multi-path Bluetooth microphone equipment and picking up sound data of the multi-path Bluetooth face-piece equipment, and audio frequencies of all paths are not interfered with each other, so that the problem that most of the existing Bluetooth transmission equipment in the market can only transmit one by one is effectively solved; the problem of language obstruction in the conference is solved through the real-time multi-channel audio real-time text conversion of the networked computer terminal and the computer or mobile phone mobile terminal, the communication in the conference is facilitated, the use is simple and convenient, and the application prospect is wide.
Drawings
Fig. 1 is the module schematic diagram of the multichannel bluetooth microphone system based on USB control of the embodiment of the present invention.
Fig. 2 is the utility model discloses bluetooth microphone equipment and the module at USB bluetooth Dongle terminal of multichannel bluetooth microphone system based on USB control connects the schematic diagram.
Detailed Description
The present invention will be described in detail with reference to the following embodiments and drawings.
Referring to fig. 1 and 2, a multi-channel bluetooth microphone system 100 based on USB control according to an embodiment of the present invention is shown, which includes a bluetooth microphone device 1, a USB bluetooth Dongle terminal (USB bluetooth adapter terminal) 2 and a computer terminal 3, wherein the bluetooth microphone device 1 is configured to pick up sound and send the sound data to the USB bluetooth Dongle terminal 2 wirelessly after noise reduction, the USB bluetooth Dongle terminal 2 is provided with a multi-channel microcontroller bluetooth module 21, the USB bluetooth Dongle terminal 2 searches and connects the multi-channel bluetooth microphone device 1 through the multi-channel microcontroller bluetooth module 21 to receive the sound data after noise reduction of each bluetooth microphone device 1 wirelessly, the USB bluetooth Dongle terminal 2 transmits each received sound data to the computer terminal 3 by way of HUB, the computer terminal 3 connects to a network background 4 to translate and convert each sound data into text, and the network background 4 transmits the translated and converted data to the computer terminal 3 or the mobile phone terminal for displaying or broadcasting.
Further, the computer terminal 3 is connected with the cloud server in the area where the multi-channel bluetooth microphone system 100 based on USB control is located through WIFI or broadband positioning to be connected with the network background 4, preferably domestic science news and hundred degrees, and foreign countries preferably Google or private cloud. The network background 4 translates or converts each path of sound data received by the computer terminal 3 into characters respectively, and the network background 4 transmits the converted or translated data to the computer terminal 3 through broadband, GPRS or WIFI for display. Further, the network background 4 may also send each path of processed data to mobile terminals such as a mobile phone APP through a broadband, a GPRS, or a WIFI, so as to broadcast the translated voice data.
Preferably, the bluetooth microphone device 1 is provided with a microphone BLE + BT2.0+ EDR module 11, a DSP audio noise reduction module 12 and a microphone microcontroller module 13, the DSP audio noise reduction module 12 and the microphone microcontroller module 13 are respectively electrically connected to the microphone BLE + BT2.0+ EDR module 11, the DSP audio noise reduction module 12 is connected to an MIC input module 14 for picking up sound, the DSP noise reduction module 12 performs noise reduction processing on sound data acquired by the MIC input module 14, and the microphone microcontroller module 13 controls the microphone BLE + BT2.0+ EDR module 11 to send the noise-reduced sound data to the USB bluetooth Dongle terminal 2 through HFP, A2DP or BLE.
Preferably, the bluetooth microphone apparatus 1 further includes a microphone power management module 15 and a PC/USB charging module 16, wherein the microphone power management module 15 is electrically connected to the microphone microcontroller module 13 and the PC/USB charging module 16 respectively to manage the power of the microphone apparatus 1 and charge the bluetooth microphone apparatus 1.
Preferably, the bluetooth microphone apparatus 1 further comprises a microphone indicator lamp 17 and a microphone key 18, the microphone indicator lamp 17 displays the state of the microphone apparatus 1 through a flashing frequency, and the state of the microphone apparatus 1 includes whether voice can be input, current electric quantity, whether bluetooth is paired, whether bluetooth is connected, and the like. The microphone device 1 triggers an event through the microphone button 18, the microphone button 18 is used for controlling the microphone device 1 to start or stop working, and the microphone indicator lamp 17 and the microphone button 18 are respectively electrically connected with the microphone BLE + BT2.0+ EDR module 11.
Preferably, the USB bluetooth Dongle terminal 2 is provided with a BLE + BT2.0+ EDR module 22 for receiving the sound data sent by the bluetooth microphone device 1, and the BLE + BT2.0+ EDR module 22 is electrically connected to the microcontroller bluetooth module 21 to transmit the received sound data to the microcontroller bluetooth module 21.
Furthermore, the USB bluetooth Dongle terminal 2BLE + BT2.0+ EDR module 22 may adopt a single mode BT2.1+ EDR to support the conventional bluetooth transmission or a dual mode to reserve for connection with a mobile phone or a computer, and the functions are integrated in one chip, so that the whole cost is reduced, the compatibility is good, the structure is reduced, and the design is optimized.
Preferably, the USB bluetooth Dongle terminal 2 is provided with a HUB module 23 to realize HUB mode transmission, the microcontroller bluetooth module 21 has a USB sound card 210 so as to be free from driving when being connected with the computer terminal 3, and the USB sound card 210 is electrically connected with the HUB module 23 and is used for transmitting the sound data received by the USB bluetooth Dongle terminal 2 to the computer terminal 3 through the HUB module 23.
Preferably, the USB bluetooth Dongle terminal 2 is provided with a USB interface module 24, and the USB interface module 24 is electrically connected with the HUB module 23 for data transmission and charging.
Preferably, the USB bluetooth Dongle terminal 2 is provided with a power management module 25 to manage the power of the USB bluetooth Dongle terminal 2, and the power management module 25 is electrically connected to the microcontroller bluetooth module 21.
Further, the microphone power management module 15 of the bluetooth microphone device 1 and the power management module 2 25 of the USB bluetooth Dongle terminal respectively include a power management unit, a voltage conversion unit, a filtering rectification unit, a current monitoring unit and a lithium battery, wherein voltage or current output by the lithium battery is transformed or rectified by the voltage conversion unit and the filtering rectification unit, and then is transmitted to the microphone microcontroller module 13 or the microcontroller bluetooth module 21, and the current monitoring unit is configured to monitor a current change condition of the filtering rectification unit and transmit the monitored current change condition to the microphone microcontroller module 13 or the microcontroller bluetooth module 21.
Preferably, the USB bluetooth Dongle terminal 2 is provided with an indicator lamp 26 and a key 27 for displaying the state of the USB bluetooth Dongle terminal 2 and controlling the USB bluetooth Dongle terminal 2 to start or stop working, respectively, and the indicator lamp 26 and the key 27 are electrically connected to the BLE + BT2.0+ EDR module 22, respectively. Further, the USB bluetooth Dongle terminal 2 displays the status of the USB bluetooth Dongle terminal 2 through the flashing frequency of the indicator light 26, where the status includes the current electric quantity, whether bluetooth is being paired, whether bluetooth is connected, and the like; the USB bluetooth Dongle terminal 2 triggers an event through the key 27.
Further, the USB bluetooth Dongle terminal 2 is connected to the RFCOMM service to obtain the relevant information, the electric quantity, the version, the state, the control instruction, and the like of the bluetooth microphone apparatus 1 in real time.
The multi-channel Bluetooth microphone 100 based on USB control can be widely applied to a company wireless video conference, a wired microphone is not required to be connected, the use is convenient, various languages can be translated and converted only by networking, the communication is more convenient, the conference is more accurate and concise, translation does not need to be additionally arranged, and the manpower, material resources and financial resources of a company are saved; the device can also be used for relaxing scenes such as listening to music, watching movies and the like at home; when the news is heard and needs to be recorded, the news can be directly converted into a text record.
In the multi-channel bluetooth microphone system 100 based on USB control, the USB bluetooth Dongle terminal 2 integrates a plurality of microcontroller bluetooth modules 21, and is wirelessly connected with a plurality of bluetooth microphone devices 1, and no external power line is required when the bluetooth microphone devices 1 are used; the Bluetooth microphone devices 1 are connected at one time, the audio data of the Bluetooth microphone devices 1 can be received at the same time, multiple paths of voice are recorded, translated and converted at the same time, and the audio of each path does not interfere with each other, so that the problem of real-time text conversion of the multiple paths of voice is effectively solved; the multi-path bluetooth microphone system 100 based on USB control does not need to use a fixed microphone, and only needs a device supporting HFP transmission, such as a bluetooth headset, to really realize multi-path transmission; the microcontroller bluetooth module 21 further integrates a USB sound card 210, and is connected with the computer terminal 3 without driving, so as to facilitate connection with the computer terminal 3.
It should be noted that the present invention is not limited to the above embodiments, and other changes can be made by those skilled in the art according to the spirit of the present invention, and all the changes made according to the spirit of the present invention should be included in the scope of the present invention.
Claims (10)
1. A multi-channel Bluetooth microphone system based on USB control is characterized by comprising a Bluetooth microphone device, a USB Bluetooth Dongle terminal and a computer terminal, the Bluetooth microphone device is used for picking up sound and wirelessly sending the sound data to the USB Bluetooth Dongle terminal after noise reduction processing, the USB Bluetooth Dongle terminal is provided with a multi-path microcontroller Bluetooth module, searches and wirelessly connects a multi-path Bluetooth microphone device through the multi-path microcontroller Bluetooth module to receive sound data after noise reduction processing, the USB Bluetooth Dongle terminal transmits the received voice data to the computer terminal in a HUB mode, the computer terminal is connected with the network background to translate and convert the sound data into characters, and the network background transmits the translated and converted data to the computer or the mobile terminal of the mobile phone to be displayed or broadcasted.
2. The USB control-based multipath Bluetooth microphone system according to claim 1, wherein the Bluetooth microphone device is provided with a microphone BLE + BT2.0+ EDR module, a DSP audio noise reduction module and a microphone microcontroller module, the DSP audio noise reduction module and the microphone microcontroller module are respectively electrically connected to the microphone BLE + BT2.0+ EDR module, the DSP audio noise reduction module is connected to a MIC input module for picking up sound, the DSP noise reduction module performs noise reduction on sound data collected by the MIC input module, and the microphone microcontroller module controls the microphone BLE + BT2.0+ EDR module to send the noise-reduced sound data to the USB Bluetooth Dongle terminal through HFP, A2DP or BLE.
3. The USB control based multi-channel bluetooth microphone system of claim 2, wherein the bluetooth microphone device further comprises a microphone power management module and a PC/USB charging module, the microphone power management module being electrically connected to the microphone microcontroller module and the PC/USB charging module, respectively, for managing power of the microphone device and charging the bluetooth microphone device.
4. The USB control-based multi-channel Bluetooth microphone system according to claim 1, wherein the Bluetooth microphone device further comprises a microphone indicator light and a microphone button, the microphone indicator light is used for displaying the state of the microphone device, the microphone button is used for controlling the microphone device to start or stop working, and the microphone indicator light and the microphone button are respectively electrically connected with the microphone BLE + BT2.0+ EDR module.
5. The USB control-based multi-channel Bluetooth microphone system according to claim 1, wherein the USB Bluetooth Dongle terminal is provided with a BLE + BT2.0+ EDR module for receiving the sound data transmitted by the Bluetooth microphone device, and the BLE + BT2.0+ EDR module is electrically connected to the Bluetooth microcontroller module to transmit the received sound data to the Bluetooth microcontroller module.
6. The USB control-based multi-channel Bluetooth microphone system as claimed in claim 5, wherein the USB Bluetooth Dongle terminal is provided with a HUB module for HUB mode transmission, and the microcontroller Bluetooth module has a USB sound card electrically connected to the HUB module for transmitting the sound data received by the USB Bluetooth Dongle terminal to the computer terminal through the HUB module.
7. The USB control-based multi-channel Bluetooth microphone system as claimed in claim 6, wherein the USB Bluetooth Dongle terminal is provided with a USB interface module electrically connected with the HUB module for data transmission and charging.
8. The USB control-based multi-channel Bluetooth microphone system as claimed in claim 7, wherein the USB Bluetooth Dongle terminal is provided with a power management module to manage power of the USB Bluetooth Dongle terminal, and the power management module is electrically connected to the micro-controller Bluetooth module.
9. The USB control-based multi-channel Bluetooth microphone system according to claim 5, wherein the USB Bluetooth Dongle terminal is provided with an indicator light and a button for displaying the state of the USB Bluetooth Dongle terminal and controlling the USB Bluetooth Dongle terminal to start or stop working, respectively, and the indicator light and the button are electrically connected to the BLE + BT2.0+ EDR module, respectively.
10. The USB control-based multi-channel Bluetooth microphone system according to claim 1, wherein the computer terminal is connected to the network backend through WIFI or broadband positioning, and the network backend transfers the converted or translated data to a computer terminal or a mobile phone mobile terminal through broadband, GPRS or WIFI for display or broadcast.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921276552.XU CN210112219U (en) | 2019-08-05 | 2019-08-05 | Multi-channel Bluetooth microphone system based on USB control |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921276552.XU CN210112219U (en) | 2019-08-05 | 2019-08-05 | Multi-channel Bluetooth microphone system based on USB control |
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| Publication Number | Publication Date |
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| CN210112219U true CN210112219U (en) | 2020-02-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921276552.XU Expired - Fee Related CN210112219U (en) | 2019-08-05 | 2019-08-05 | Multi-channel Bluetooth microphone system based on USB control |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110401889A (en) * | 2019-08-05 | 2019-11-01 | 深圳市小瑞科技股份有限公司 | Multiple path blue-tooth microphone system and application method based on USB control |
| CN113472764A (en) * | 2021-06-24 | 2021-10-01 | 深圳市亚昱科技有限公司 | Electronic device and audio transmission method |
-
2019
- 2019-08-05 CN CN201921276552.XU patent/CN210112219U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110401889A (en) * | 2019-08-05 | 2019-11-01 | 深圳市小瑞科技股份有限公司 | Multiple path blue-tooth microphone system and application method based on USB control |
| CN113472764A (en) * | 2021-06-24 | 2021-10-01 | 深圳市亚昱科技有限公司 | Electronic device and audio transmission method |
| CN113472764B (en) * | 2021-06-24 | 2024-03-08 | 深圳市亚昱科技有限公司 | Electronic device and audio transmission method |
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Granted publication date: 20200221 |