CN213783467U - Small-size ultra-fast start audio-video system - Google Patents

Abstract

The utility model provides a small-size ultra-fast start audio-visual system, including locating control module, audio-visual module, communication transmission module and the power module of PCB board front to and locate the storage module of PCB board reverse side, audio-visual module, communication transmission module, power module and storage module all with control module links to each other; the video and audio module comprises a camera, a microphone and FPC bases, wherein the number of the FPC bases is 2, the FPC bases are respectively arranged on the front side and the back side of the PCB, an image sensor is inserted into the FPC bases and used for recording pictures in real time, and the microphone is arranged on the PCB positioned on one side of the FPC bases and used for collecting sound in real time. The utility model discloses occupy smallly, easily install and carry, entire system has configured changeable two cameras for can take notes and the image information of transmission is abundanter.

Description

Small-size ultra-fast start audio-video system

Technical Field

The utility model relates to a look audio frequency field of handling particularly, relates to a small-size ultra-fast start audio frequency system.

Background

With the development of economic society, the quality level of life of people is improved, various electronic products appear more frequently and cannot be replaced in our life, and the trend of times is towards the miniaturization development of the previous large-volume electronic products. However, when the volume occupied by the audio-visual system is reduced, some functions or characteristics of the audio-visual system are inevitably sacrificed.

Most of the common small-sized video and audio systems in the market have the defects of slow starting, poor image transmission quality and the like, and some video and audio systems which are fast in starting and good in image quality in the market usually occupy large space, and the standby power consumption is correspondingly large.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a small-size super quick start audio-visual system has solved among the prior art audio-visual system occupation space big, the great problem of stand-by power consumption moreover.

In order to solve the technical problem, the utility model discloses a technical scheme is: a small-sized ultra-fast start video and audio system comprises a control module, a video and audio module, a communication transmission module and a power module which are arranged on the front surface of a PCB (printed circuit board), and a storage module which is arranged on the back surface of the PCB, wherein the video and audio module, the communication transmission module, the power module and the storage module are all connected with the control module; the video and audio module comprises a camera, a microphone and FPC bases, wherein the number of the FPC bases is 2, the FPC bases are respectively arranged on the front side and the back side of the PCB, an image sensor is inserted into the FPC bases and used for recording pictures in real time, and the microphone is arranged on the PCB positioned on one side of the FPC bases and used for collecting sound in real time.

As a preferred scheme, the power module comprises a power supply, a USB port and a switch button, the power supply is connected with the control module through a power management circuit and used for providing voltage and performing power filtering, the USB port is connected with the power supply through a charging circuit and used for charging, and the switch button is arranged on the power management circuit and used for controlling the start-up and the shutdown of the whole system.

As a preferred scheme, the communication transmission module includes a WIFI communication module and an ETH network port, which are respectively used for wireless transmission and wired transmission.

As a preferred scheme, the control module comprises a central processing unit and a GPIO port, and the GPIO port is connected to the central processing unit and used for outputting a control instruction and feeding back acquired data.

Preferably, the central processing unit adopts a HISI3516EV300 chip.

As a preferred scheme, the system further comprises a plurality of serial ports, wherein the serial port is a UART232, is connected with the control module, and is used for modifying system parameter configuration and debugging the board card through a data line.

Preferably, the storage module is a TF card for storing video and audio data.

Compared with the prior art, the beneficial effects of the utility model include: the video and audio system occupies small volume, the size of the whole system is 4.9cm multiplied by 4.3cm multiplied by 1.2cm, and the video and audio system is easy to install and carry, so that the video and audio system can be widely applied; the whole system is provided with switchable double cameras, so that the recordable and transmitted image information is richer; the power consumption of the novel energy-saving battery is very low in the dormant state, and the current of the novel energy-saving battery is less than 1mA in the dormant state under the power supply condition of a 4.2V lithium battery, so that the novel energy-saving battery is more environment-friendly and energy-saving, and can last longer.

Drawings

The disclosure of the present invention is explained with reference to the drawings. It is to be understood that the drawings are designed solely for the purposes of illustration and not as a definition of the limits of the invention. In the drawings, like reference numerals are used to refer to like parts. Wherein:

fig. 1 is a schematic front structural diagram of a small ultra-fast start audio-video system according to an embodiment of the present invention;

fig. 2 is a schematic diagram of a reverse structure of a small ultra-fast start audio/video system according to an embodiment of the present invention.

Detailed Description

It is easily understood that, according to the technical solution of the present invention, a plurality of alternative structural modes and implementation modes can be proposed by those skilled in the art without changing the spirit of the present invention. Therefore, the following detailed description and the accompanying drawings are merely illustrative of the technical solutions of the present invention, and should not be considered as limiting or restricting the technical solutions of the present invention in their entirety or in any other way.

An embodiment according to the present invention is shown in connection with fig. 1 and 2. The utility model provides a small-size ultra-fast start audio-visual system, is including locating positive control module of PCB board, audio-visual module, communication transmission module and power module to and locate the storage module of PCB board reverse side, audio-visual module, communication transmission module, power module and storage module all link to each other with control module. The size of the whole system is 4.9cm multiplied by 4.3cm multiplied by 1.2cm, the occupied volume is small, and the installation and the carrying are easy.

In this embodiment, the above-mentioned audio and video module includes camera, microphone and FPC seat, and FPC seat quantity is 2, locates the positive and negative of PCB board respectively, and it has image sensor to peg graft on the FPC seat for carry out real-time recording to the picture, is equipped with the microphone on the PCB board that is located FPC seat one side, is used for gathering sound in real time.

The power module comprises a power supply, a USB port and a switch button, the power supply is connected with the control module through the power management circuit and used for providing voltage and carrying out power filtering, the USB port is connected with the power supply through the charging circuit and used for charging, in addition, the USB port can also realize reading of content data of the storage module, and the switch button is arranged on the power management circuit and used for controlling the starting and the shutdown of the whole system.

The communication transmission module comprises a WIFI communication module and an ETH network port, and the WIFI communication module can wirelessly transmit video and audio data; the ETH network port is externally connected with a network transformer and can be connected with the pc machine in a network cable mode, and wired data transmission with other equipment is achieved.

The control module comprises a central processing unit and a GPIO port, the GPIO port is installed on the PCB and connected with the central processing unit, and is used for outputting a control instruction and feeding back collected data so as to control the starting of the video and audio system and the switching of the double cameras.

The storage module is a TF card, and the central processing unit performs read-write operation on the TF card, so that received video and audio data can be stored.

In this embodiment, the system further includes a plurality of serial ports disposed on the PCB, where the serial port is UART232, and the serial port is connected to the control module and is used for modifying system parameter configuration and debugging the board card through a data line.

The system adopts a LITE OS system in a software part, can be started and recorded within 600ms, and has high starting speed and low delay. The central processing unit adopts a HISI3516EV300 chip, the central processing unit sends an instruction, the rapid starting of the whole system and the switching of a lens are realized through a GPIO port, a microphone acquires audio data, a camera acquires video data, the two data are transmitted to the central processing unit, encoding, compression, synchronization and synthesis are carried out, and finally a synthesized mp4 file is stored in a TF card of a storage module. Simultaneously, the video and audio data can also be wirelessly transmitted in real time through the WIFI communication module, the network port model of the system is ETH, and the wired video and audio data transmission can be carried out through an external transformer and then a network cable. The serial port model of the system is UART232, and system parameter configuration modification and board card debugging can be carried out by utilizing a data line. The whole PCB circuit power supply adopts 4.2V lithium cell, and the system power consumption is less than 1mA under the dormancy state, and shift knob can control the start-up and shut-down of whole system, and the mouth that charges is the USB mouth, can link to each other with external power, realizes charging to the battery, also can read the data of TF card as data transmission's port. Because the whole system is a small video and audio system, the whole system is dedicated to recording, storing and transmitting video and audio, other additional functions are not added, so that the power consumption of the whole system in a dormant state is very low, and when video and audio data do not need to be transmitted and are only recorded and stored, the WIFI module can be taken down to prolong the service life.

During the use, open shift knob earlier, whole system starts the camera after to aim at the scene that needs the record alright in order to begin work, during audio and video real-time data passes through WIFI communication module and transmits to cell-phone app, through app we alright in order to watch audio and video in real time.

Specifically, the WIFI communication module has two operating modes: the system comprises an AP mode and a Station mode, wherein in the AP mode, the system is used as a hotspot of WIFI, and devices such as a mobile phone and the like are connected with the hotspot to carry out video transmission; in the Station mode, routing equipment such as a mobile phone and the like is used as a hot spot, and a system is connected with the hot spot to carry out remote public network transmission. The default working mode of the system is an AP mode, and the working mode can be selected at the mobile phone app end. The switching selection of the camera can also be switched through the app end. This part is implemented by software.

To sum up, the beneficial effects of the utility model include: the video and audio system occupies small volume, the size of the whole system is 4.9cm multiplied by 4.3cm multiplied by 1.2cm, and the video and audio system is easy to install and carry, so that the video and audio system can be widely applied; the whole system is provided with switchable double cameras, so that the recordable and transmitted image information is richer; the power consumption of the novel energy-saving battery is very low in the dormant state, and the current of the novel energy-saving battery is less than 1mA in the dormant state under the power supply condition of a 4.2V lithium battery, so that the novel energy-saving battery is more environment-friendly and energy-saving, and can last longer.

The technical scope of the present invention is not limited to the content in the above description, and those skilled in the art can make various modifications and alterations to the above embodiments without departing from the technical spirit of the present invention, and these modifications and alterations should fall within the protection scope of the present invention.

Claims (7)

1. A small-sized ultra-fast start video and audio system is characterized by comprising a control module, a video and audio module, a communication transmission module, a power module and a storage module, wherein the control module, the video and audio module, the communication transmission module and the power module are arranged on the front side of a PCB (printed circuit board), and the storage module is arranged on the back side of the PCB;

the video and audio module comprises a camera, a microphone and FPC bases, wherein the number of the FPC bases is 2, the FPC bases are respectively arranged on the front side and the back side of the PCB, an image sensor is inserted into the FPC bases and used for recording pictures in real time, and the microphone is arranged on the PCB positioned on one side of the FPC bases and used for collecting sound in real time.

2. The audio/video system of claim 1, wherein the power module comprises a power source, a USB port and a switch button, the power source is connected to the control module through a power management circuit for providing voltage and filtering the power source, the USB port is connected to the power source through a charging circuit for charging, and the switch button is disposed on the power management circuit for controlling the power on and off of the whole system.

3. The compact ultra-fast-start audio-visual system according to claim 1, wherein said communication transmission module comprises a WIFI communication module and an ETH network port for wireless transmission and wired transmission, respectively.

4. The small-sized ultra-fast start-up video and audio system according to claim 1, wherein the control module comprises a central processing unit and a GPIO port, and the GPIO port is connected to the central processing unit and used for outputting control commands and feeding back collected data.

5. The audio/video system as claimed in claim 4, wherein the CPU is a HISI3516EV300 chip.

6. The video and audio system for small-sized ultra-fast start-up according to claim 1, further comprising a plurality of serial ports, wherein the serial port is a UART232, and is connected to the control module for performing system parameter configuration modification and board card debugging through a data line.

7. The audio-visual system for small-sized ultra-fast boot according to claim 1, wherein the storage module is a TF card for storing audio-visual data.

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