阅读说明：本技术 一种摄像模组及其拍摄方法 (Camera module and shooting method thereof ) 是由 李亚鹏 涂金汉 许赐春 于 2021-08-17 设计创作，主要内容包括：本发明公开了一种摄像模组,包括镜座、不少于两组的镜头、红外滤光片和柔性电路板,所述镜座上表面设置有若干个封装槽,所述镜头螺纹连接在所述封装槽内,所述镜座的底部设有空腔,所述空腔与封装槽相导通,所述镜座的底部设有柔性电路板。本发明中,在镜座上一体成型的设置有若干个封装槽,用于镜头的安装固定,使得若干个镜头的中心轴线相互平行,从而阻止相邻镜头的感光路径出现偏斜的现象,提高其使用的稳定性,通过无线传输模块的设置,使得柔性电路板接收到的内部图像处理器传输的信号不仅可传输到手机、摄像机等具备摄像头的智能终端,还可以通过无线传输模块直接传输到终端PC进行存储,防止数据出现丢失损毁不可恢复。(The invention discloses a camera module, which comprises a lens base, at least two groups of lenses, an infrared filter and a flexible circuit board, wherein a plurality of packaging grooves are formed in the upper surface of the lens base, the lenses are in threaded connection in the packaging grooves, a cavity is formed in the bottom of the lens base and communicated with the packaging grooves, and the flexible circuit board is arranged at the bottom of the lens base. In the invention, a plurality of packaging grooves are integrally formed on the lens base and used for mounting and fixing the lenses, so that the central axes of the lenses are parallel to each other, thereby preventing the photosensitive paths of adjacent lenses from deflecting, improving the use stability of the lenses, and through the arrangement of the wireless transmission module, signals transmitted by an internal image processor received by the flexible circuit board can be transmitted to intelligent terminals with cameras, such as mobile phones, cameras and the like, and can also be directly transmitted to a terminal PC for storage through the wireless transmission module, thereby preventing data from being lost, damaged and unrecoverable.)

1. A camera module is characterized by comprising a lens base (1), at least two groups of lenses (3), an infrared filter (4) and a flexible circuit board (6);

the upper surface of the lens base (1) is provided with a plurality of packaging grooves (2), the lens (3) is in threaded connection with the packaging grooves (2), the bottom of the lens base (1) is provided with a cavity (10), the cavity (10) is communicated with the packaging grooves (2), the bottom of the lens base (1) is provided with a flexible circuit board (6), and a CMOS sensor (5), a digital signal processor (7) and an internal image processor (8) are arranged above the flexible circuit board (6) in the lens base (1);

the output end of the CMOS sensor (5) is electrically connected with the input end of an internal image processor (8), the output end of the internal image processor (8) is electrically connected with the input end of a digital signal processor (7), and the output end of the digital signal processor (7) is electrically connected with the input end of a flexible circuit board (6).

2. The camera module according to claim 1, wherein a plurality of CMOS sensors (5) are provided, and each of the plurality of CMOS sensors (5) is located directly below a plurality of lenses (3).

3. The camera module according to claim 1, wherein the infrared filter (4) is embedded in the top of the cavity (10), and the infrared filter (4) is located between the lens (3) and the CMOS sensor (5).

4. The camera module according to claim 1, further comprising a wireless transmission module (11), wherein the wireless transmission module (11) is mounted on the flexible circuit board (6), and the flexible circuit board (6) is wirelessly connected with the terminal PC through the wireless transmission module (11).

5. The camera module according to claim 1, wherein a metal support reinforcing sheet (9) is disposed at a bottom of the flexible circuit board (6) for supporting the flexible circuit board (6), the metal support reinforcing sheet (9) and the flexible circuit board (6) are bonded and fixed by a heat conductive silicone, and a plurality of heat dissipation grooves parallel to each other are formed at the bottom of the metal support reinforcing sheet (9), and a distance between two adjacent heat dissipation grooves is equal.

6. A shooting method of a camera module is characterized by comprising the following steps:

s01: according to the input shooting instruction of the full visual angle, a plurality of lenses (3) are started to shoot at the same time;

s02: the light collected by the object through the lens (3) is converted into an electrical signal through the CMOS sensor (5);

s03: the CMOS sensor (5) transmits the converted electric signal to an internal image processor (8) and converts the electric signal into a digital signal;

s04: the internal image processor (8) transmits the converted digital signals to the digital signal processor (7) for processing, wherein the processing comprises removing noise points, correcting wide-angle distortion of digital photos, improving picture contrast, eliminating red eyes, splicing pictures or videos obtained by shooting a plurality of lenses (3), and outputting and converting the pictures or videos into standard grb and yuv format image signals;

s05: the internal image processor (8) transmits the processed and converted image signals to the flexible circuit board (6), the flexible circuit board (6) transmits the signals to intelligent terminals such as mobile phones and cameras with cameras, and the flexible circuit board (6) can also directly transmit the signals to a terminal PC through the wireless transmission module (11).

7. The shooting method of the camera module according to claim 6, further comprising;

s01: starting one of a plurality of lenses (3) to shoot according to an input shooting instruction with a non-full visual angle;

s02: the light collected by the object through the lens (3) is converted into an electrical signal through the CMOS sensor (5);

s03: the CMOS sensor (5) transmits the converted electric signal to an internal image processor (8) and converts the electric signal into a digital signal;

s04: the internal image processor (8) transmits the converted digital signals to the digital signal processor (7) for processing, wherein the processing comprises removing noise, correcting the distortion of a picture, improving the contrast of the picture, eliminating red eyes and converting the picture into standard grb, yuv and other format image signals;

s05: the internal image processor (8) transmits the processed and converted image signals to the flexible circuit board (6), the flexible circuit board (6) transmits the signals to intelligent terminals such as mobile phones and cameras with cameras, and the flexible circuit board (6) can also directly transmit the signals to a terminal PC through the wireless transmission module (11).

Technical Field

The invention relates to the technical field of cameras, in particular to a camera module and a shooting method thereof.

Background

A CAMERA (CAMERA or WEBCAM), also called a computer CAMERA, a computer eye, an electronic eye, etc., is a video input device widely used in video conferencing, telemedicine, real-time monitoring, etc., and common people can also talk and communicate with each other with images and sounds through the CAMERA on the network. In addition, people can also use the digital camera for various popular digital images, video processing and the like, and the cameras can be divided into two types, namely digital cameras and analog cameras. The digital camera can convert the analog video signal generated by the video acquisition equipment into a digital signal, and then store the digital signal in the computer. The video signal captured by the analog camera must be converted into a digital mode through a specific video capture card, and the digital mode can be converted into a computer for use after being compressed. The digital camera can directly capture images and then transmit the images to the computer through a serial port, a parallel port or a USB interface. The camera in the computer market basically takes a digital camera as a main part, and the USB digital camera using a novel data transmission interface is also taken as a main part in the digital camera, most parts visible in the market are the product, but the existing camera module and the shooting method thereof have certain ischemia in the actual use process:

(1) the lens seat is fixed by the independent collection of the multiple groups of lenses, and the central axes of the multiple groups of cameras are not parallel easily;

(2) the use of multiple lens leads to the increase of the heat productivity of the flexible circuit board, the prior flexible circuit board is generally packaged in the lens seat, which leads to the poor heat dissipation effect,

(3) the image video information that the module of making a video recording gathered can only be transmitted to the cell-phone or the panel computer of installing the camera in general, and wireless realization teletransmission is preserved, and cell-phone or panel computer damage easily leads to losing of image and video.

Disclosure of Invention

The invention aims to solve the defects in the prior art and provides a camera module and a shooting method thereof.

In order to achieve the purpose, the invention adopts the following technical scheme: a camera module comprises a lens base, at least two groups of lenses, an infrared filter and a flexible circuit board;

the upper surface of the lens base is provided with a plurality of packaging grooves, the lens is in threaded connection with the packaging grooves, the bottom of the lens base is provided with a cavity, the cavity is communicated with the packaging grooves, the bottom of the lens base is provided with a flexible circuit board, and a CMOS sensor, a digital signal processor and an internal image processor are arranged above the flexible circuit board in the lens base;

the output end of the CMOS sensor is electrically connected with the input end of the internal image processor, the output end of the internal image processor is electrically connected with the input end of the digital signal processor, and the output end of the digital signal processor is electrically connected with the input end of the flexible circuit board.

As a further description of the above technical solution:

the CMOS sensors are provided with a plurality of CMOS sensors, and the plurality of CMOS sensors are all located under the plurality of lenses.

As a further description of the above technical solution:

the infrared filter is embedded at the top of the cavity and is positioned between the lens and the CMOS sensor.

As a further description of the above technical solution:

the wireless transmission module is arranged on the flexible circuit board, and the flexible circuit board is in wireless connection with the terminal PC through the wireless transmission module.

As a further description of the above technical solution:

the flexible printed circuit board is characterized in that a metal support reinforcing sheet is arranged at the bottom of the flexible printed circuit board and used for supporting the flexible printed circuit board, the metal support reinforcing sheet and the flexible printed circuit board are fixedly bonded through heat conducting silica gel, a plurality of parallel radiating grooves are formed in the bottom of the metal support reinforcing sheet, and the distance between every two adjacent radiating grooves is equal.

A preparation method of a camera module comprises the following steps:

s01: starting a plurality of lenses to shoot simultaneously according to an input shooting instruction of a full visual angle;

s02: the object converts the light signal into an electric signal through the CMOS sensor by the light gathered by the lens;

s03: the CMOS sensor transmits the converted electric signal to an internal image processor, and converts the electric signal into a digital signal;

s04: the internal image processor transmits the converted digital signals to the digital signal processor for processing, wherein the processing comprises noise point removal, wide-angle distortion correction of digital photos, picture contrast improvement, red eye elimination, splicing of pictures or videos obtained by shooting of a plurality of lenses and output conversion of the pictures or videos into standard grb and yuv format image signals;

s05: the internal image processor transmits the processed and converted image signals to the flexible circuit board, the flexible circuit board transmits the signals to the intelligent terminals with cameras such as mobile phones and cameras, and the flexible circuit board can also directly transmit the signals to the terminal PC through the wireless transmission module.

As a further description of the above technical solution:

also includes;

s01: starting one of a plurality of lenses to shoot according to an input shooting instruction with a non-full visual angle;

s02: the object converts the light signal into an electric signal through the CMOS sensor by the light gathered by the lens;

s03: the CMOS sensor transmits the converted electric signal to an internal image processor, and converts the electric signal into a digital signal;

s04: the internal image processor transmits the converted digital signals to the digital signal processor for processing, wherein the processing comprises noise point removal, photo distortion correction, picture contrast improvement, red eye elimination and conversion into standard grb, yuv and other format image signals;

s05: the internal image processor transmits the processed and converted image signals to the flexible circuit board, the flexible circuit board transmits the signals to the intelligent terminals with cameras such as mobile phones and cameras, and the flexible circuit board can also directly transmit the signals to the terminal PC through the wireless transmission module.

Advantageous effects

The invention provides a camera module and a shooting method thereof. The method has the following beneficial effects:

(1) the invention is provided with an image processor which integrally completes the processing of the image, the splicing of the image or the video and the conversion of the format.

(2) According to the invention, the flexible circuit board is provided with the bottom of the mirror base, the flexible circuit board is supported and limited by matching with the metal support reinforcing sheet, the metal support reinforcing sheet and the flexible circuit board are bonded and fixed through the heat conduction silica gel, and the bottom of the metal support reinforcing sheet is provided with a plurality of heat dissipation grooves which are parallel to each other, so that heat generated by the work of the flexible circuit board can be dissipated through the metal support reinforcing sheet.

(3) The lens seat is integrally provided with the plurality of packaging grooves for mounting and fixing the lenses, so that the central axes of the lenses are parallel to each other, the phenomenon that the photosensitive paths of the adjacent lenses are inclined is prevented, and the use stability of the lens seat is improved.

(4) According to the invention, through the arrangement of the wireless transmission module, the signals transmitted by the internal image processor and received by the flexible circuit board can be transmitted to the intelligent terminals with cameras, such as mobile phones, cameras and the like, and can also be directly transmitted to the terminal PC for storage through the wireless transmission module, so that the data is prevented from being lost, damaged and unrecoverable.

Drawings

Fig. 1 is a schematic structural diagram of a camera module according to the present invention.

Illustration of the drawings:

1. a lens base; 2. a packaging groove; 3. a lens; 4. an infrared filter; 5. a CMOS sensor; 6. a flexible circuit board; 7. a digital signal processor; 8. an internal image processor; 9. a metal support reinforcement sheet; 10. a cavity; 11. and a wireless transmission module.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1, a camera module comprises a lens holder 1, at least two groups of lenses 3, an infrared filter 4 and a flexible circuit board 6;

the upper surface of the lens base 1 is provided with a plurality of packaging grooves 2, the lens 3 is in threaded connection with the packaging grooves 2, the bottom of the lens base 1 is provided with a cavity 10, the cavity 10 is communicated with the packaging grooves 2, the bottom of the lens base 1 is provided with a flexible circuit board 6, and a CMOS sensor 5, a digital signal processor 7 and an internal image processor 8 are arranged above the flexible circuit board 6 in the lens base 1;

the output end of the CMOS sensor 5 is electrically connected with the input end of the internal image processor 8, the output end of the internal image processor 8 is electrically connected with the input end of the digital signal processor 7, and the output end of the digital signal processor 7 is electrically connected with the input end of the flexible circuit board 6.

The CMOS sensors 5 are provided with a plurality of CMOS sensors 5, and the plurality of CMOS sensors 5 are all located under the plurality of lenses 3.

The infrared filter 4 is embedded at the top of the cavity 10, and the infrared filter 4 is located between the lens 3 and the CMOS sensor 5.

The terminal PC is characterized by further comprising a wireless transmission module 11, the wireless transmission module 11 is installed on the flexible circuit board 6, and the flexible circuit board 6 is in wireless connection with the terminal PC through the wireless transmission module 11.

The bottom of the flexible circuit board 6 is provided with a metal support reinforcing sheet 9 for supporting the flexible circuit board 6, the metal support reinforcing sheet 9 and the flexible circuit board 6 are bonded and fixed through heat-conducting silica gel, a plurality of parallel radiating grooves are formed in the bottom of the metal support reinforcing sheet 9, and the distance between every two adjacent radiating grooves is equal.

A shooting method of a camera module comprises the following steps:

s01: according to the input shooting instruction of the full visual angle, starting a plurality of lenses 3 to shoot simultaneously;

s02: the light collected by the object through the lens 3 is converted into an electrical signal through the CMOS sensor 5;

s03: the CMOS sensor 5 transmits the converted electric signal to an internal image processor 8, and converts the electric signal into a digital signal;

s04: the internal image processor 8 transmits the converted digital signals to the digital signal processor 7 for processing, wherein the processing comprises noise point removal, wide-angle distortion correction of digital photos, picture contrast improvement, red eye elimination, splicing of pictures or videos obtained by shooting a plurality of lenses 3 and then outputting and converting the pictures or videos into standard grb and yuv format image signals;

s05: the internal image processor 8 transmits the processed and converted image signals to the flexible circuit board 6, the flexible circuit board 6 transmits the signals to intelligent terminals such as mobile phones and cameras with cameras, and the flexible circuit board 6 can also directly transmit the signals to a terminal PC through the wireless transmission module 11.

Also includes;

s01: starting one of the plurality of lenses 3 to shoot according to an input shooting instruction with a non-full visual angle;

s02: the light collected by the object through the lens 3 is converted into an electrical signal through the CMOS sensor 5;

s03: the CMOS sensor 5 transmits the converted electric signal to an internal image processor 8, and converts the electric signal into a digital signal;

s04: the internal image processor 8 transmits the converted digital signals to the digital signal processor 7 for processing, wherein the processing comprises noise point removal, photo distortion correction, picture contrast improvement, red eye elimination and conversion into standard grb, yuv and other format image signals;

s05: the internal image processor 8 transmits the processed and converted image signals to the flexible circuit board 6, the flexible circuit board 6 transmits the signals to intelligent terminals such as mobile phones and cameras with cameras, and the flexible circuit board 6 can also directly transmit the signals to a terminal PC through the wireless transmission module 11.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.