CN212343931U

CN212343931U - Audio and video integrated machine with distributed microphones

Info

Publication number: CN212343931U
Application number: CN202021588871.7U
Authority: CN
Inventors: 金山
Original assignee: Shenzhen Oneking Technologies Co ltd
Current assignee: Shenzhen Oneking Technologies Co ltd
Priority date: 2020-07-31
Filing date: 2020-07-31
Publication date: 2021-01-12
Anticipated expiration: 2030-07-31

Abstract

The utility model relates to an audio and video equipment technical field, in particular to take audio and video all-in-one of distributed microphone for carry out sound, image acquisition and data processing in the video teleconference, the camera subassembly side is provided with built-in microphone subassembly, built-in microphone subassembly electricity is connected in circuit board subassembly, the audio and video all-in-one of taking distributed microphone still includes a plurality of external microphones, external microphone and circuit board subassembly wireless connection, a plurality of external microphones set up on the conference table. Compared with the prior art, the utility model discloses an integrated AI intelligence people face of audio frequency and video all-in-one of area distributing type microphone, humanoid recognition function can be according to meeting room participant position automatic zoom whole display screen scope with the image, guarantees that participant's image is clear, the size is moderate, guarantees that video teleconference high quality goes on, and a plurality of external microphones set up on the conference table, can be from different angle pickup, have better pickup effect.

Description

Audio and video integrated machine with distributed microphones

[ technical field ] A method for producing a semiconductor device

The utility model relates to an audio and video equipment technical field, in particular to take audio and video all-in-one of distributing type microphone.

[ background of the invention ]

A video teleconference system, also called a video teleconference system, refers to a system device for transmitting audio, video, and file data to each other through a transmission line and multimedia devices by individuals or groups in two or more different places, so as to achieve real-time and interactive communication and achieve the purpose of conference. By adopting the video teleconference, the system can realize simultaneous communication with multiple people, and people can also speak face to face.

In the video teleconference, audio and video equipment is required to collect the sound and images of the participants and transmit the sound and images to audio playing and displaying equipment, and the audio and video equipment in the prior art usually has the problems of inconvenience in sound pickup and poor figure image displaying effect.

[ Utility model ] content

In order to overcome the above problem, the utility model provides a can effectively solve the audio frequency and video all-in-one of taking distributed microphone of above-mentioned problem.

The utility model provides a technical scheme who above-mentioned technical problem provided is: the audio and video integrated machine with the distributed microphones is used for acquiring sound and images and processing data in a video teleconference, and comprises a front cover and a rear cover, wherein the front cover and the rear cover are fixed through screws, an accommodating space is formed between the front cover and the rear cover, a camera assembly is arranged in the middle of the accommodating space, the front end of the camera assembly is exposed out of the front cover, a circuit board assembly is arranged in the accommodating space, and the camera assembly is electrically connected to the circuit board assembly; the side of the camera component is provided with a built-in microphone component which is electrically connected with the circuit board component; the audio and video integrated machine with the distributed microphones further comprises a plurality of external microphones, the external microphones are in wireless connection with the circuit board assembly, and the external microphones are arranged on the conference table.

Preferably, the circuit board assembly comprises a PCB main board, an audio PCB board and a functional platelet, wherein the audio PCB board and the functional platelet are electrically connected to the PCB main board respectively.

Preferably, the audio PCB board comprises an audio processing chip, a wireless connection circuit and a power amplifier circuit, wherein the wireless connection circuit and the power amplifier circuit are electrically connected to the audio processing chip respectively.

Preferably, the external microphone is wirelessly connected with the wireless connection circuit, and the internal microphone assembly is electrically connected to the audio processing chip.

Preferably, the model of the audio processing chip is Hi3620DV 400.

Preferably, the PCB main board includes a main control chip, an intelligent recognition circuit, and an image processing circuit, and the intelligent recognition circuit and the image processing circuit are electrically connected to the main control chip respectively.

Preferably, the camera assembly comprises a lens and an image sensor, the lens is arranged at the front end of the image sensor, and the image sensor is electrically connected to the intelligent identification circuit.

Preferably, the image sensor is of the type IMX 317.

Preferably, the smart identification circuit comprises a smart identification chip of model T02, and the image processing circuit comprises an image processing chip of model IMX 274.

Preferably, the model of the main control chip is Hi3516AV 200.

Compared with the prior art, the utility model discloses an integrated AI intelligence face of audio frequency and video all-in-one of area distributed microphone, humanoid recognition function, the main control chip who cooperates the Hi3516AV200 model can be according to meeting room participant position automatic zoom image to whole display screen scope, guarantees that the image of participant is clear, size is moderate, guarantees that video teleconference high quality goes on, is applicable to the super high definition meeting room scene; the device has an infrared remote control function, can remotely control the zooming and the translation of the image, and is more convenient to control; a plurality of external microphones set up in the conference table, can follow different angles pickup, do benefit to the sound of gathering meeting personnel better, have better pickup effect.

[ description of the drawings ]

Fig. 1 is an overall structure diagram of an audio and video integrated machine with distributed microphones according to the present invention;

fig. 2 is an internal structure diagram of the audio and video integrated machine with distributed microphones of the present invention;

fig. 3 is a circuit block diagram of a circuit board assembly of the audio and video integrated machine with the distributed microphone according to the present invention.

[ detailed description ] embodiments

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and the following embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

It should be noted that all directional indications (such as up, down, left, right, front, and back … …) in the embodiments of the present invention are limited to relative positions on a given view, not absolute positions.

In addition, descriptions in the present application as to "first", "second", and the like are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

Please refer to fig. 1 to 3, the utility model discloses an audio and video all-in-one machine with distributed microphone for carry out sound, image acquisition and data processing in the video teleconference, including protecgulum 10, back lid 20, protecgulum 10 passes through the screw fixation with back lid 20, forms the accommodation space between protecgulum 10 and the back lid 20, the accommodation space middle part is provided with camera assembly 30, and camera assembly 30's front end exposes from protecgulum 10 for gather the image. A circuit board assembly is disposed in the accommodating space, and the camera assembly 30 is electrically connected to the circuit board assembly. The camera module 30 is provided at a side thereof with a built-in microphone assembly 90 for picking up sound, and the built-in microphone assembly 90 is electrically connected to the circuit board assembly. The audio and video all-in-one machine with the distributed microphones further comprises a plurality of external microphones, the external microphones are wirelessly connected with the circuit board assembly, and the plurality of external microphones are arranged on the conference table and can pick up sound from different angles, so that the sound of participants can be better collected, and a better pickup effect is achieved. The number of the external microphones is three. The two sides of the camera assembly 30 are provided with speakers 80 for playing sound, and the speakers 80 are electrically connected to the circuit board assembly. The speaker 80 is provided with a speaker mesh 70 on the outer side, the speaker mesh 70 is fixed on the front cover 10, and the camera assembly 30 is exposed from the middle of the speaker mesh 70.

End covers 60 are respectively fixed on two sides of the front cover 10 and the rear cover 20, which is beneficial to improving the integrity of appearance. The rear end of the rear cover 20 is coupled with an L-shaped mounting plate 40, which can be conveniently mounted on various display screens. The top of the front cover 10 and the back cover 20 is provided with a touch key board 50 for manual control, and the touch key board 50 is electrically connected to the circuit board assembly. The touch key board 50 is provided with a key indicator for displaying an operation state, and the key indicator is electrically connected to the circuit board assembly.

The circuit board assembly comprises a PCB main board, an audio PCB and a function small board, wherein the audio PCB and the function small board are respectively and electrically connected with the PCB main board. The PCB main board is mainly used for processing image data, and the audio PCB board is mainly used for processing audio data.

The audio PCB board comprises an audio processing chip, a wireless connection circuit and a power amplifier circuit, wherein the wireless connection circuit and the power amplifier circuit are respectively and electrically connected with the audio processing chip. The external microphone is wirelessly connected to the wireless connection circuit, and the internal microphone assembly 90 is electrically connected to the audio processing chip. Audio data collected by the external microphone enters the audio processing chip for data processing through wireless transmission, audio data collected by the internal microphone assembly 90 enters the audio processing chip for data processing, and the audio processing chip transmits the processed audio data to the power amplifier circuit. The speaker 80 is electrically connected to the power amplifier circuit, and the speaker 80 plays the processed audio data. The model of the audio processing chip is Hi3620DV400, the audio processing chip has the functions of echo elimination and noise suppression, pure voice talkback is realized, and the conversation quality is improved.

The PCB mainboard comprises a main control chip, an intelligent identification circuit and an image processing circuit, wherein the intelligent identification circuit and the image processing circuit are respectively and electrically connected with the main control chip. The camera assembly 30 includes a lens and an image sensor, the lens is disposed at the front end of the image sensor, the image sensor is electrically connected to the intelligent recognition circuit, and video data collected by the lens and the image sensor is transmitted to the intelligent recognition circuit. The image sensor is an ultra-high-definition 4K image sensor, and is beneficial to improving the definition of an image. The image sensor is of the type IMX 317. The intelligent identification circuit comprises an intelligent identification chip of a T02 model, and the image processing circuit comprises an image processing chip of an IMX274 model. The model of the main control chip is Hi3516AV 200. The main control chip is electrically connected with the audio processing chip.

The intelligent recognition chip of the T02 model integrates AI intelligent face and human shape recognition functions, and the main control chip of the Hi3516AV200 model can automatically zoom images to the whole display screen range according to the positions of participants in a conference room, so that the images of the participants are clear and moderate in size, and the high-quality video teleconference is ensured.

The function platelet includes a singlechip and infrared receiving circuit, the singlechip is connected with the main control chip electricity, and infrared receiving circuit is connected with the singlechip electricity. The camera assembly 30 front end is provided with infrared lamp plate, infrared lamp plate is connected with infrared receiving circuit electricity for the remote control of response infrared remote controller realizes zooming or the translation of image.

The function platelet also comprises a power circuit and a storage circuit, and the power circuit and the storage circuit are respectively connected with the singlechip. The rear end of the rear cover 20 is provided with a USB interface, a network port and a debugging serial port, and the USB interface, the network port and the debugging serial port are respectively connected with the single chip microcomputer. The rear cover 20 is further provided with a power interface, the power interface is connected with a power circuit and used for being connected with an external power supply for supplying power, and the power interface is a DC12V socket. And the USB interface and the network port are used for being connected with an external computer or a display screen to carry out data transmission.

The above description is only for the preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications made within the spirit of the present invention, equivalent replacements and improvements should be included in the scope of the present invention.

Claims

1. The audio and video integrated machine with the distributed microphones is used for carrying out sound and image acquisition and data processing in a video teleconference, and is characterized by comprising a front cover and a rear cover, wherein the front cover and the rear cover are fixed through screws, an accommodating space is formed between the front cover and the rear cover, a camera component is arranged in the middle of the accommodating space, the front end of the camera component is exposed out of the front cover, a circuit board assembly is arranged in the accommodating space, and the camera component is electrically connected to the circuit board assembly; the side of the camera component is provided with a built-in microphone component which is electrically connected with the circuit board component; the audio and video integrated machine with the distributed microphones further comprises a plurality of external microphones, the external microphones are in wireless connection with the circuit board assembly, and the external microphones are arranged on the conference table.

2. An audio-video integrated machine with a distributed microphone according to claim 1, wherein the circuit board assembly comprises a PCB main board, an audio PCB board and a function small board, and the audio PCB board and the function small board are electrically connected to the PCB main board respectively.

3. The av integrated machine with a distributed microphone according to claim 2, wherein the audio PCB board includes an audio processing chip, a wireless connection circuit, and a power amplifier circuit, and the wireless connection circuit and the power amplifier circuit are electrically connected to the audio processing chip, respectively.

4. The av integration machine with distributed microphones as claimed in claim 3, wherein the external microphone is wirelessly connected to the wireless connection circuit, and the internal microphone assembly is electrically connected to the audio processing chip.

5. The av all-in-one machine with distributed microphones as claimed in claim 3, wherein the model of the audio processing chip is Hi3620DV 400.

6. The audio-video integrated machine with the distributed microphone according to claim 2, wherein the PCB main board comprises a main control chip, an intelligent recognition circuit and an image processing circuit, and the intelligent recognition circuit and the image processing circuit are respectively electrically connected with the main control chip.

7. An audio-video integrated machine with a distributed microphone according to claim 6, wherein the camera assembly comprises a lens and an image sensor, the lens is arranged at the front end of the image sensor, and the image sensor is electrically connected to the intelligent recognition circuit.

8. An audiovisual unit with a distributed microphone according to claim 7, characterized in that the image sensor is of type IMX 317.

9. The av combo machine with distributed microphones of claim 6, wherein the smart identification circuit comprises a smart identification chip model T02, and the image processing circuit comprises an image processing chip model IMX 274.

10. The AV all-in-one machine with a distributed microphone according to claim 6, wherein the model of the main control chip is Hi3516AV 200.