Recording device based on Bluetooth function

Abstract

The utility model discloses a recording device based on a Bluetooth function, which comprises a shell, a Bluetooth mainboard is arranged in the shell, two microphones are integrally arranged on the Bluetooth mainboard, and the two microphones are respectively distributed on two sides of the Bluetooth mainboard to form a double-microphone array; a USB connector is installed at the power-on end of the Bluetooth mainboard, and the jack end of the USB connector extends to the outside of the shell. A battery serving as a standby power supply is installed on the Bluetooth mainboard in an integrated mode. The problems that a microphone of a notebook computer cannot well record speaking sound of other people, if an external microphone is used for recording, recorded content is inconvenient to transmit to the computer for storage in real time, and if a computer socket is in poor contact or is powered off, the external microphone cannot normally record, and the recording efficiency is poor can be solved. Consequently, conference recording data are lost, and inconvenience is brought to conference recording.

Description

Technical Field

[0001] The present application relates to the technical field of recording equipment, and in particular to a Bluetooth microphone. Background Art

[0002] A laptop computer is a small, portable personal computer that is easier to carry than a desktop computer.

[0003] The prior art discloses a built-in microphone device for a laptop computer, comprising a microphone body and a rubber body, wherein the rubber body has an inner cavity for accommodating the microphone body, the rubber body is integrally formed on the inner surface of the laptop computer frame, and the inner cavity of the rubber body is connected to the microphone hole opened on the frame.

[0004] Currently, most meetings are held through laptops, and the microphones of most laptops are facing the computer users. In some meeting scenarios, such as when multiple people are meeting in a conference room, the laptop microphone cannot pick up the voices of other people very well. If an external microphone is used for recording, it is inconvenient to transfer the recording content to the computer for storage in real time. Moreover, if the computer socket has poor contact or power outage, the external microphone will not be able to record normally, which will lead to the loss of meeting recording data and bring inconvenience to meeting records. Utility Model Content

[0005] To this end, the present application provides a recording device based on Bluetooth function to solve the problem in the existing technology that the microphone of a laptop computer cannot well record the voices of other people. If an external microphone is used for recording, it is inconvenient to transmit the recording content to the computer for storage in real time. Moreover, if the computer socket has poor contact or power is cut off, the external microphone will not be able to record normally, which will lead to the loss of meeting recording data and bring inconvenience to meeting recording.

[0006] In order to achieve the above objectives, this application provides the following technical solutions:

[0007] A Bluetooth-based recording device includes a housing, a Bluetooth motherboard installed in the housing, and two microphones integrated on the Bluetooth motherboard. The two microphones are respectively distributed on both sides of the Bluetooth motherboard to form a dual-microphone array.

[0008] A USB connector is installed on the power supply end of the Bluetooth mainboard, and the socket end of the USB connector extends to the outside of the housing;

[0009] The Bluetooth mainboard is integrated with a battery serving as a backup power source.

[0010] Optionally, both sides of the shell are provided with sleeve holes adapted to the microphones, and the sound receiving heads of the two microphones extend into the sleeve holes on both sides respectively and are seamlessly plugged in.

[0011] Optionally, a switch button is integrated on the Bluetooth mainboard, and a button hole adapted to the switch button is opened on the side of the shell, and the movable end of the switch button extends into the button hole and is slidably connected to the inner wall of the button hole.

[0012] Optionally, an indicator light for displaying the battery power is also integrated on the Bluetooth mainboard.

[0013] Optionally, the device further includes an adapter, which is sleeved on the USB connector and electrically connected to the USB connector.

[0014] Optionally, the adapter is a Type-C adapter.

[0015] Optionally, the device further comprises a cap, which is sleeved on the outside of the USB connector or adapter.

[0016] Compared with the prior art, this application has at least the following beneficial effects:

[0017] (1) By integrating a microphone on both sides of the Bluetooth motherboard to form a dual-microphone array, the system can make phase judgments on surrounding sounds, achieve audio processing functions such as sound source positioning, beamforming, and noise suppression, and conveniently record the voices of surrounding people during the meeting to record the meeting content;

[0018] (2) directly connecting the device to a laptop computer via a USB connector to power the Bluetooth motherboard and microphone, and establishing a Bluetooth connection with the laptop computer via the Bluetooth motherboard to transmit the recorded content to the laptop computer in real time for translation or storage;

[0019] (3) By integrating a battery on the Bluetooth motherboard, it can be connected to a laptop computer via a USB connector to charge the battery. When the USB interface of the laptop computer has poor contact or is powered off, the battery serves as a backup power source to power the Bluetooth motherboard and microphone to ensure normal recording and Bluetooth transmission of the device, and prevent loss of recording data due to power outages. This is conducive to improving the accuracy of meeting content recording and brings convenience to actual meeting recording. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] To more intuitively illustrate the prior art and the present application, exemplary drawings are provided below. It should be understood that the specific shapes and structures shown in the drawings should not generally be considered as limiting conditions for implementing the present application; for example, based on the technical concepts disclosed in the present application and the exemplary drawings, those skilled in the art are capable of easily making routine adjustments or further optimizations to the addition / reduction / attribution division, specific shapes, positional relationships, connection methods, dimensional ratios, etc. of certain units (components).

[0021] Figure 1 A schematic diagram of the structure of a Bluetooth-based recording device provided in Example 1 of the present application;

[0022] Figure 2 A schematic diagram of the structure of a Bluetooth-based recording device provided in Example 2 of the present application;

[0023] Figure 3 This is a schematic diagram of the hardware system connection of the Bluetooth-based recording device provided in this application.

[0024] Description of reference numerals:

[0025] 1. Housing; 2. Bluetooth motherboard; 3. Microphone; 4. USB connector; 5. Battery; 6. Indicator light; 7. Power button; 8. Adapter; 9. Cap. DETAILED DESCRIPTION

[0026] The present application is further described below in detail through specific embodiments in conjunction with the accompanying drawings.

[0027] Example 1

[0028] like Figure 1 As shown, a Bluetooth-based recording device includes a housing 1, a Bluetooth motherboard 2 is installed in the housing 1, and a microphone 3 is integrated on the Bluetooth motherboard 2. The number of microphones 3 is two, and the two microphones 3 are distributed on both sides of the Bluetooth motherboard 2 to form a dual-microphone array;

[0029] By integrating a microphone 3 on both sides of the Bluetooth mainboard 2 to form a dual-microphone array, the surrounding sound can be judged in phase, and audio processing functions such as sound source positioning, beamforming, and noise suppression can be achieved. This makes it convenient to record the voices of people around during the meeting so as to record the content of the meeting;

[0030] A USB connector 4 is installed on the power supply end of the Bluetooth motherboard 2, and the socket end of the USB connector 4 extends to the outside of the housing 1 and is connected to the USB socket of the laptop. By providing the USB connector 4, the device is directly connected to the laptop to power the Bluetooth motherboard 2 and the microphone 3. The Bluetooth motherboard 2 is connected to the laptop through Bluetooth so that the recorded content can be transmitted to the laptop in real time for translation or storage;

[0031] A battery 5 serving as a backup power source is integrated on the Bluetooth mainboard 2. By integrating the battery 5 on the Bluetooth mainboard 2, it can be connected to a laptop computer through the USB connector 4 to charge the battery 5. When the USB interface of the laptop computer has poor contact or is powered off, the battery 5 serves as a backup power source to power the Bluetooth mainboard 2 and the microphone 3 to ensure normal recording and Bluetooth transmission of the device, and prevent loss of recording data due to power outages, which is conducive to improving the accuracy of meeting content recording and brings convenience to actual meeting recording.

[0032] Specifically, both sides of the housing 1 are provided with sleeve holes adapted for the microphones 3 , and the sound receiving heads of the two microphones 3 extend into the sleeve holes on both sides respectively and are seamlessly plugged in, so as to record the voices of the surrounding conference participants.

[0033] Specifically, a switch button 7 is also integrated on the Bluetooth motherboard 2, and a button hole adapted for the switch button 7 is opened on the side of the shell 1. The movable end of the switch button 7 extends into the button hole and is slidably connected to the inner wall of the button hole. The device is turned on or off by controlling the switch button 7.

[0034] Specifically, the Bluetooth motherboard 2 is also integrated with an indicator light 6 for displaying the power of the battery 5. There are six indicator lights 6, including two green lights, two red lights and two white lights. The green, red and white colors correspond to high, medium and low power respectively, which makes it easy to understand the standby power and prevent insufficient power.

[0035] Example 2

[0036] Based on the above embodiment 1, Figure 2 As shown, the device further includes an adapter 8, which is mounted on the USB connector 4 and electrically connected to the USB connector 4. The adapter 8 is a Type-C adapter, but may also be other types of connectors, so as to connect the device to a mobile terminal, such as a mobile phone, tablet computer, or other mobile device, to facilitate audio recording and translation storage.

[0037] Specifically, the device further includes a cap 9, which is sleeved on the outside of the USB connector 4 or the adapter 8 for dust protection.

[0038] like Figure 3As shown, Button is a switch button 7, the two microphones 3 are MIC1 and MIC2 respectively, the Bluetooth mainboard 2 has a Bluetooth chip BES2600YP, the battery 5 is a polymer soft-pack battery and is connected to BES2600YP through a lithium battery protection IC, and BES2600YP is connected to Button, LED, and TYPE C respectively. When in use, the device is plugged into a computer or mobile phone, and the switch button 7 is pressed to activate the device, so that the device is paired with the computer or mobile phone through Bluetooth connection, and the microphone 3 starts recording. The microphone 3 transmits the recorded audio content to the computer or mobile phone in real time for translation and storage.

[0039] The technical features of the above embodiments can be combined arbitrarily (as long as there is no contradiction in the combination of these technical features). In order to make the description concise, not all possible combinations of the technical features in the above embodiments are described; these embodiments that are not explicitly written should also be considered to be within the scope of this specification.

Claims

1. A recording device based on Bluetooth function, comprising a housing (1), wherein a Bluetooth mainboard (2) is installed in the housing (1), characterized in that: A microphone (3) is integrated and mounted on the Bluetooth mainboard (2), the number of the microphones (3) is two, and the two microphones (3) are respectively distributed on both sides of the Bluetooth mainboard (2) to form a dual-microphone array; A USB connector (4) is installed on the power supply end of the Bluetooth mainboard (2), and the socket end of the USB connector (4) extends to the outside of the housing (1); A battery (5) serving as a backup power source is integrated and mounted on the Bluetooth mainboard (2).

2. The Bluetooth-based recording device according to claim 1, characterized in that: Both sides of the housing (1) are provided with sleeve holes adapted to the microphones (3), and the sound receiving heads of the two microphones (3) extend into the sleeve holes on both sides respectively and are seamlessly plugged in.

3. The Bluetooth-based recording device according to claim 1, characterized in that: A switch button (7) is also integrated on the Bluetooth mainboard (2), and a button hole adapted to the switch button (7) is provided on the side of the housing (1), wherein the movable end of the switch button (7) extends into the button hole and is slidably connected to the inner wall of the button hole.

4. The Bluetooth-based recording device according to claim 1, characterized in that: The Bluetooth mainboard (2) is also integrated with an indicator light (6) for displaying the power level of the battery (5).

5. A Bluetooth-based recording device according to any one of claims 1 to 4, characterized in that: It also includes an adapter (8), which is sleeved on the USB connector (4) and electrically connected to the USB connector (4).

6. The Bluetooth-based recording device according to claim 5, characterized in that: The adapter (8) is a Type-C adapter.

7. The Bluetooth-based recording device according to claim 5, characterized in that: It also includes a cap (9), which is sleeved on the outside of the USB connector (4) or the adapter (8).

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