CN210327999U

CN210327999U - Voice transmission equipment based on control of double Bluetooth chips

Info

Publication number: CN210327999U
Application number: CN201921773848.2U
Authority: CN
Inventors: 吴叶富
Original assignee: Shenzhen Rf Link Technology Co ltd
Current assignee: Shenzhen Rf Link Technology Co ltd
Priority date: 2019-10-21
Filing date: 2019-10-21
Publication date: 2020-04-14
Anticipated expiration: 2029-10-21

Abstract

The utility model relates to a voice transmission equipment based on two bluetooth chip controls, it includes two bluetooth hardware terminals for connect mobile phone terminal and bluetooth receiving equipment, with mobile phone terminal and bluetooth receiving equipment communication connection, two bluetooth hardware terminal is interacted and is transmitted the audio frequency through the analog audio mode through the UART, every bluetooth hardware terminal is equipped with bluetooth module and the DSP discernment audio module of electricity connection respectively, DSP discernment audio module is used for increasing awakening word, remote pickup, hearing external electronic equipment's relevant sound information and through the external electronic equipment of sound control. The realization is through speech control, liberates both hands, but external equipment is connected to two bluetooth, makes other bluetooth receiving equipment and the data connection of cell-phone end.

Description

Voice transmission equipment based on control of double Bluetooth chips

Technical Field

The utility model relates to a bluetooth transmission technology field, concretely relates to voice transmission equipment based on two bluetooth chip controls.

Background

The bluetooth product on the market all is single connection cell-phone broadcast audio frequency at present, through manual bluetooth control apple Siri or android voice assistant etc. feeds back the sound direct output of returning. With the rapid development of science and technology, voice-controlled WiFi/Bluetooth sound equipment is successfully developed at present, but the voice control products on the market have higher voice recognition accuracy rate in a quiet environment, and once environmental noise is large, the voice recognition accuracy rate is sharply reduced; in addition, the Bluetooth products and the sound equipment on the automobile can not be used, and the recognition rate of the Bluetooth products and the sound equipment on the automobile is low; at present, WiFi/Bluetooth sound equipment with voice control basically needs to be externally connected with a 220V household power supply, and is inconvenient to carry.

SUMMERY OF THE UTILITY MODEL

In view of the above, it is necessary to provide a dual bluetooth chip control-based voice transmission device capable of performing voice control, dual bluetooth connection, and connection with an external device, so as to implement data connection between other bluetooth receiving devices and a mobile phone.

The utility model provides a voice transmission equipment based on two bluetooth chip controls, its includes two bluetooth hardware terminals that the structure is the same for connect mobile terminal and bluetooth receiving equipment, with mobile terminal and bluetooth receiving equipment communication connection, two bluetooth hardware terminal passes through UART to be interacted and through simulation audio frequency mode transmission audio frequency, every bluetooth hardware terminal is equipped with bluetooth module and the DSP discernment audio module of electricity connection respectively, DSP discernment audio module is used for increasing awakening words, remote pickup, hearing external electronic equipment's relevant sound information and through the external electronic equipment of sound control.

Preferably, each bluetooth module comprises a microcontroller BT4.0 module and a BT2.1+ DER module which are electrically connected, the microcontroller BT4.0 module transmits data to a mobile phone terminal through BLE or SPP, the DSP identifies that the audio module is electrically connected with the BT2.1+ EDR module, and the BT2.1+ EDR module is used for searching peripheral bluetooth receiving devices and is connected with the searched bluetooth receiving devices.

Preferably, each bluetooth hardware terminal is provided with an MIC input module, the MIC input module is electrically connected with the DSP identification audio module, and the MIC input module is used for picking up external voice input information and redundant noise information.

Preferably, the voice transmission device based on the control of the double Bluetooth chips is provided with a key for resetting, the key is a hidden key, and the key is electrically connected with the BT4.0 module of the microcontroller.

Preferably, each bluetooth hardware terminal is provided with a storage module for storing data, and the storage module is electrically connected with the microcontroller BT4.0 module.

Preferably, every bluetooth hardware terminal is equipped with power management module and wireless module of charging, power management module and wireless module of charging respectively with microcontroller BT4.0 module electricity is connected, power management module is external to have the battery, power management module is used for the management power, wireless module of charging is used for giving voice transmission equipment based on two bluetooth chip control carries out wireless charging.

Preferably, each bluetooth hardware terminal is equipped with USB interface module, USB interface module with power management module electric connection, USB interface module is used for connecting the power, gives the speech transmission equipment based on two bluetooth chip controls charges.

Preferably, the voice transmission equipment based on two bluetooth chip controls is equipped with the pilot lamp, the pilot lamp with microcontroller BT4.0 module electricity is connected, through the lamp of pilot lamp dodges the operation that the state display user can carry out at present or the state of the voice transmission equipment of two bluetooth chip controls.

Preferably, the voice transmission device based on the control of the double bluetooth chips further comprises a shell, the two bluetooth hardware terminals are respectively arranged in the shell, and the key and the indicator light are respectively arranged on the shell.

The voice transmission equipment based on the double-Bluetooth chip control is provided with two Bluetooth hardware terminals and double Bluetooth equipment, and can be connected with external equipment such as a mobile phone terminal and Bluetooth receiving equipment at the same time, so that the problem that only one terminal can be connected is solved; the DSP is arranged to identify the audio module, release of both hands is achieved, the Bluetooth equipment does not need to be controlled through keys through the voice control mobile phone end and the Bluetooth receiving end, and the Bluetooth mobile phone has a wide application prospect.

Drawings

Fig. 1 is the utility model discloses voice transmission equipment's based on two bluetooth chip control module structure sketch map.

Fig. 2 is the utility model discloses voice transmission equipment's bluetooth hardware terminal module schematic structure based on two bluetooth chip control.

Detailed Description

The present invention will be described in detail with reference to the following embodiments and drawings.

Please refer to fig. 1 and fig. 2, which illustrate a voice transmission device 100 based on dual bluetooth chip control according to an embodiment of the present invention, which includes two bluetooth hardware terminals, a first bluetooth hardware terminal 101 and a second bluetooth hardware terminal 102, respectively, for connecting a mobile phone terminal and a bluetooth receiving device, respectively, so as to connect the mobile phone terminal and the bluetooth receiving device in communication. Further, the mobile phone terminal comprises an apple Siri310 of an IOS system, a mobile phone APP311, or an android Asistant312 of an android system, and the bluetooth receiving device comprises an on-board device 210, a bluetooth sound box 211, a bluetooth headset 212, and the like. The two bluetooth hardware terminals interact in a UART manner, and the second bluetooth hardware terminal 102 receives the relevant instruction sent from the first bluetooth hardware terminal 101 in real time in the UART manner. Preferably, the two bluetooth hardware terminals transmit audio through an analog audio mode, the first bluetooth hardware terminal 101 searches for a mobile phone terminal, the second bluetooth hardware terminal 102 searches for peripheral bluetooth receiving devices, and the voice transmission device 100 based on the dual bluetooth chip control is simultaneously connected with the mobile phone terminal and the bluetooth receiving devices, and is used for sending related audio data from the mobile phone terminal to the bluetooth receiving devices through the analog audio mode, or controlling related functions of the bluetooth receiving devices, such as dialing a phone, playing music, and the like, through the voice transmission device 100 based on the dual bluetooth chip control.

Preferably, every bluetooth hardware terminal is equipped with bluetooth module and DSP discernment audio module 13 of electricity connection respectively, DSP discernment audio module 13 is used for adding awakening word, remote pickup, listens the relevant sound information of external electronic equipment and controls external electronic equipment through the sound. Preferably, each of the bluetooth hardware terminals is provided with an MIC input module 14, the MIC input module 14 is electrically connected to the DSP identification audio module 13, the MIC input modules 14 have two, and are dual MIC inputs, and the MIC input module 14 is configured to pick up external voice input information and redundant noise information. Further, after the DSP recognizes that the audio module 13 has customized the wakeup word, the voice transmission device 100 controlled by the dual bluetooth chip is turned on through the voice information, and the voice transmission device 100 controlled by the dual bluetooth chip directly searches the periphery through the voice information, and directly communicates through voice after connection.

Preferably, each of the bluetooth modules comprises a microcontroller BT4.0 module 11 and a BT2.1+ DER module 12 electrically connected, respectively, and the DSP identification audio module 13 and the BT2.1+ EDR module 12 are electrically connected. Preferably, the microcontroller BT4.0 module 11 transmits data to the mobile phone terminal through BLE or SPP for data interaction with the mobile phone terminal, receiving voice information, and automatic group communication, and the BT2.1+ EDR module 12 is configured to search for peripheral bluetooth receiving devices and connect with the searched bluetooth receiving devices. Further, the microcontroller BT4.0 module 11 and the BT2.1+ DER module 12 are integrated in one chip, so that the voice transmission apparatus 100 based on dual bluetooth chip control has reduced cost, reduced structure and optimized ID design.

Preferably, the voice transmission device 100 controlled by the dual bluetooth chip is provided with a key 15 for resetting, so as to ensure real-time operation of the voice transmission device 100 controlled by the dual bluetooth chip, the key 15 is a hidden key, and the key 15 is electrically connected with the microcontroller BT4.0 module 11.

Preferably, each bluetooth hardware terminal has a storage module 16 for storing data, and the storage module 16 is electrically connected to the microcontroller BT4.0 module 11.

Preferably, each bluetooth hardware terminal is provided with a power management module 17 and a wireless charging module 18 respectively, the power management module 17 and the wireless charging module 18 are electrically connected with the microcontroller BT4.0 module 11 respectively, the power management module 17 is externally connected with a battery 171 for outputting voltage and current, the power management module 17 is used for managing a power supply, and the wireless charging module 18 is used for wirelessly charging the voice transmission device 100 based on the control of the double bluetooth chips.

Preferably, each bluetooth hardware terminal is provided with a USB interface module 172, the USB interface module 172 is electrically connected to the power management module 17, and the USB interface module 172 is used for connecting a power supply to charge the voice transmission device 100 controlled by two bluetooth chips.

Preferably, the voice transmission device 100 based on the dual bluetooth chip control is provided with an indicator lamp 19, the indicator lamp 19 is electrically connected with the microcontroller BT4.0 module 11, and the current operation available to the user or the state of the voice transmission device 100 controlled by the dual bluetooth chip is displayed through the flashing state of the indicator lamp 19, such as whether the voice, the power indication, the BT pairing, the BT connection or not can be input.

Preferably, the voice transmission device 100 based on the dual bluetooth chip control further includes a housing, the two bluetooth hardware terminals are respectively disposed in the housing, and the key 15 and the indicator 19 are respectively disposed in the housing. Further, the housing may be a soft housing or a hard housing, and the housing may be a long strip, a square, a circle, or the like.

Each power management module 17 includes a power management unit, a voltage conversion unit, a filtering rectification unit, and a current monitoring unit, the voltage conversion unit and the filtering rectification unit transform and rectify the voltage and current output by the battery 171, respectively, and transmit the transformed and rectified voltage and current to the microcontroller BT4.0 module 11, 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 microcontroller BT4.0 module 11.

In the voice transmission device 100 based on the dual bluetooth chip control, two bluetooth devices can be connected at the same time, and the bluetooth devices are directly controlled through voice, so that the hands are really liberated; the microcontroller BT4.0 module 11 and the BT2.1+ DER module 12 are integrated in one chip, so that the equipment cost is reduced, the structure is reduced, and the ID design is optimized; the microcontroller BT4.0 module 11 transmits data to the mobile phone terminal through BLE or SPP, so that the mobile phone terminal can chat in real time, find surrounding friends using the same product in real time, apply for communication, share music and the like; a wireless charging module 18 is arranged for wirelessly charging the voice transmission device 100 controlled by the double Bluetooth chips; when the battery 171 is used, a 220V household power supply is not required to be connected externally, so that the carrying is more convenient; and double MIC inputs are adopted, so that the accuracy of voice recognition is effectively improved.

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

1. The utility model provides a voice transmission equipment based on two bluetooth chip controls, its characterized in that includes two bluetooth hardware terminals, is used for connecting respectively and removes intelligent terminal and bluetooth receiving equipment to with cell-phone terminal and bluetooth receiving equipment communication connection, two bluetooth hardware terminal passes through UART and interacts and transmits the audio frequency through the analog audio mode, every bluetooth hardware terminal is equipped with bluetooth module and the DSP discernment audio module of electricity connection respectively, DSP discernment audio module is used for increasing awakening up word, remote pickup, hearing external electronic equipment's relevant sound information and through the external electronic equipment of sound control.

2. The dual bluetooth chip control-based voice transmission device according to claim 1, wherein each bluetooth module comprises a microcontroller BT4.0 module and a BT2.1+ DER module electrically connected, respectively, the microcontroller BT4.0 module transmits data to the mobile phone terminal through BLE or SPP, the DSP identifies that the audio module is electrically connected with the BT2.1+ EDR module, and the BT2.1+ EDR module is used for searching peripheral bluetooth receiving devices and connecting with the searched bluetooth receiving devices.

3. The dual-bluetooth-chip-control-based voice transmission apparatus according to claim 1, wherein each of the bluetooth hardware terminals is respectively provided with an MIC input module, the MIC input module is electrically connected with the DSP identification audio module, and the MIC input module is configured to pick up external voice input information and redundant noise information.

4. The dual-bluetooth-chip-control-based voice transmission device according to claim 2, wherein the dual-bluetooth-chip-control-based voice transmission device is provided with a key for resetting, the key is a hidden key, and the key is electrically connected with the microcontroller BT4.0 module.

5. The dual-bluetooth-chip-control-based voice transmission device according to claim 2, wherein each bluetooth hardware terminal has a storage module for storing data, and the storage module is electrically connected with the microcontroller BT4.0 module.

6. The dual-bluetooth-chip-control-based voice transmission device according to claim 2, wherein each of the bluetooth hardware terminals is respectively provided with a power management module and a wireless charging module, the power management module and the wireless charging module are respectively electrically connected to the microcontroller BT4.0 module, the power management module is externally connected with a battery, the power management module is used for managing power, and the wireless charging module is used for wirelessly charging the dual-bluetooth-chip-control-based voice transmission device.

7. The dual-bluetooth-chip-control-based voice transmission device according to claim 6, wherein each of the bluetooth hardware terminals is respectively provided with a USB interface module, the USB interface module is electrically connected to the power management module, and the USB interface module is used for connecting a power supply to charge the dual-bluetooth-chip-control-based voice transmission device.

8. The dual-bluetooth-chip-control-based voice transmission device according to claim 4, wherein an indicator lamp is provided on the dual-bluetooth-chip-control-based voice transmission device, the indicator lamp is electrically connected to the microcontroller BT4.0 module, and the status of the dual-bluetooth-chip-control-based voice transmission device or the operation currently available to the user is displayed through the flashing status of the indicator lamp.

9. The dual-bluetooth-chip-control-based voice transmission device according to claim 8, wherein the dual-bluetooth-chip-control-based voice transmission device further comprises a housing, the two bluetooth hardware terminals are respectively disposed in the housing, and the key and the indicator are respectively disposed in the housing.