CN215187114U - Visual video monitoring device of PVM - Google Patents
Visual video monitoring device of PVM Download PDFInfo
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- CN215187114U CN215187114U CN202121660658.7U CN202121660658U CN215187114U CN 215187114 U CN215187114 U CN 215187114U CN 202121660658 U CN202121660658 U CN 202121660658U CN 215187114 U CN215187114 U CN 215187114U
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Abstract
The utility model discloses a visual video monitoring device of PVM relates to video monitoring technical field. The intelligent video camera comprises a power module circuit, a camera module, an HDMI signal decoding circuit, an image decoding and liquid crystal driving circuit, an MCU main control circuit, a Key keyboard control circuit, a liquid crystal backlight control circuit and an LCD, wherein the power module circuit is sequentially in telecommunication connection with the camera module, the HDMI signal decoding circuit, the image decoding and liquid crystal driving circuit, the MCU main control circuit, the Key keyboard control circuit, the liquid crystal backlight control circuit and the LCD. The whole device is simple and convenient to install, the power-on equipment automatically enters a working mode during use, complex debugging is not needed, the purpose of visual video monitoring is easily realized, the limitation of the installation mode is well solved, wiring is complex, the problems of image transmission distortion and interference are solved, the problem that non-professional constructors cannot install and debug is avoided, and the phenomenon that construction cost is high and is not beneficial to personal use of mass consumers is caused.
Description
Technical Field
The utility model relates to a video monitoring technical field specifically is a visual video monitoring device of PVM.
Background
Video surveillance is an important component of security systems. The traditional monitoring system comprises a front-end camera, a transmission cable and a video monitoring platform. The cameras can be divided into network digital cameras and analog cameras and can be used for collecting front-end video image signals. It is a comprehensive system with strong precautionary ability. Video monitoring is widely applied to many occasions due to intuition, accuracy, timeliness and rich information content. In recent years, with the rapid development of computers, networks, image processing and transmission technologies, video monitoring technologies have been developed.
At present, security and protection video monitoring in the market basically adopts a mode of a monitoring camera and a display, so that the problems of limited installation mode, complex wiring, image transmission distortion and interference are caused; the visual video monitoring device of PVM is provided in view of the fact that non-professional constructors cannot install and debug, construction cost is high, personal use of public consumers is not facilitated, the process that the whole device is subjected to maintenance operation in the later stage is complex, and the whole device is inconvenient to use.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Not enough to prior art, the utility model provides a visual video monitoring device of PVM has solved the problem that above-mentioned background art mentioned.
(II) technical scheme
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the PVM visual video monitoring device comprises a power module circuit, a camera module, an HDMI signal decoding circuit, an image decoding and liquid crystal driving circuit, an MCU main control circuit, a Key keyboard control circuit, a liquid crystal backlight control circuit and an LCD liquid crystal display screen, wherein the power module circuit is sequentially in telecommunication connection with the camera module, the HDMI signal decoding circuit, the image decoding and liquid crystal driving circuit, the MCU main control circuit, the Key keyboard control circuit, the liquid crystal backlight control circuit and the LCD liquid crystal display screen to provide working energy for all circuits, the camera module is in telecommunication connection with the HDMI signal decoding circuit, the HDMI signal decoding circuit is in telecommunication connection with the image decoding and liquid crystal driving circuit, the MCU main control circuit is respectively in telecommunication connection with the Key keyboard control circuit, the image decoding and liquid crystal driving circuit, and the image decoding and liquid crystal driving circuit is respectively in telecommunication connection with the liquid crystal backlight control circuit, The LCD liquid crystal display screen is in telecommunication connection, and the liquid crystal backlight control circuit is in telecommunication connection with the LCD liquid crystal display screen.
Preferably, the camera module converts an HDMI signal decoding circuit which monitors transmission of a video signal into a digital HDMI high-definition signal after internal decoding, and is in telecommunication connection with the image decoding and liquid crystal driving circuit, the image decoding and liquid crystal driving circuit receives the digital HDMI high-definition signal, converts the digital HDMI high-definition signal after internal decoding into a digital high-definition signal, converts the digital HDMI high-definition signal into an LVDS signal after internal image decoding, and outputs the LVDS signal to the LCD liquid crystal display screen to restore the LCD liquid crystal display screen into a high-definition video image, and the image decoding and liquid crystal driving circuit and the liquid crystal backlight control circuit provide a light source for the LCD liquid crystal display screen.
Preferably, the MCU main control circuit is respectively in telecommunication connection with the Key keyboard control circuit and the image decoding and liquid crystal driving circuit, so as to realize the brightness/contrast/color and on-off control of the video image displayed by the LCD.
(III) advantageous effects
The utility model provides a visual video monitoring device of PVM. The method has the following beneficial effects:
(1) the camera module and the LCD liquid crystal display screen in the visual video monitoring device of PVM are designed as a whole, the installation is simple, only simple and easy operation can, the automatic working mode that gets into of switch-on power supply equipment during use need not the fine solution mounting means limitation of the light purpose that realizes visual video monitoring of complicated debugging, the wiring is complicated, the image transmission distortion, the problem of interference, it can not the installation and debugging to have avoided non-professional constructor, cause that construction cost is expensive to be unfavorable for the phenomenon emergence of the individual use of masses' consumers.
(2) The PVM visual video monitoring device reduces the complexity of construction deployment, reduces the cost, meets the technical requirements of constructors, and also simplifies the complexity of subsequent maintenance.
Drawings
FIG. 1 is a schematic block diagram of an integrated device of the present invention;
fig. 2 is a schematic circuit diagram of the camera module of the present invention;
fig. 3 is a schematic diagram of the camera circuit of the present invention;
fig. 4 is a schematic diagram of the STM32F030C8T6 pin of the present invention;
FIG. 5 is a schematic diagram of a part of the structure of the image decoding and liquid crystal driving circuit of the present invention;
fig. 6 is a schematic diagram of a partial structure of the HDMI signal decoding circuit of the present invention;
fig. 7 is a schematic diagram of a partial structure of the HDMI signal decoding circuit of the present invention;
fig. 8 is a schematic diagram of a partial structure of the HDMI signal decoding circuit of the present invention;
FIG. 9 is a schematic diagram of a part of the structure of the image decoding and liquid crystal driving circuit of the present invention;
FIG. 10 is a schematic diagram of a part of the structure of the image decoding and liquid crystal driving circuit of the present invention;
FIG. 11 is a schematic diagram of a Key keyboard control circuit according to the present invention;
FIG. 12 is a schematic diagram of a structure of a MCU master control circuit of the present invention;
FIG. 13 is a schematic diagram of a part of the structure of the liquid crystal backlight control circuit of the present invention;
FIG. 14 is a schematic diagram of a part of the structure of the liquid crystal backlight control circuit of the present invention;
FIG. 15 is a schematic diagram of a part of the structure of the liquid crystal backlight control circuit of the present invention;
fig. 16 is a schematic diagram of a circuit part of the power module according to the present invention.
In the figure: 1. a power module circuit; 2. a camera module; 3. an HDMI signal decoding circuit; 4. an image decoding and liquid crystal driving circuit; 5. a liquid crystal backlight control circuit; 6. the MCU master control circuit; 7. key keyboard control circuit; 8. LCD liquid crystal display screen.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 to fig. 16, the present invention provides a technical solution: a PVM visual video monitoring device comprises a power module circuit 1, a camera module 2, an HDMI signal decoding circuit 3, an image decoding and liquid crystal driving circuit 4, an MCU main control circuit 6, a Key keyboard control circuit 7, a liquid crystal backlight control circuit 5 and an LCD 8, wherein the power module circuit 1 is sequentially in telecommunication connection with the camera module 2, the HDMI signal decoding circuit 3, the image decoding and liquid crystal driving circuit 4, the MCU main control circuit 6, the Key keyboard control circuit 7, the liquid crystal backlight control circuit 5 and the LCD 8 to provide working energy for all circuits, the camera module 2 is in telecommunication connection with the HDMI signal decoding circuit 3, the HDMI signal decoding circuit 3 is in telecommunication connection with the image decoding and liquid crystal driving circuit 4, the MCU main control circuit 6 is respectively in telecommunication connection with the Key keyboard control circuit 7, the image decoding and liquid crystal driving circuit 4 is respectively in telecommunication connection with the liquid crystal backlight control circuit 5, The LCD liquid crystal display screen 8 is in telecommunication connection, and the liquid crystal backlight control circuit 5 is in telecommunication connection with the LCD liquid crystal display screen 8.
It should be noted that, in this embodiment, the camera module 2 internally decodes the HDMI signal decoding circuit 3 that transmits the monitored video signal, converts the HDMI signal into a digital HDMI high-definition signal, and connects the digital HDMI high-definition signal with the image decoding and liquid crystal driving circuit 4 in a telecommunication manner, the image decoding and liquid crystal driving circuit 4 receives the digital HDMI high-definition signal, internally decodes the digital HDMI signal, converts the digital HDMI signal into a digital high-definition signal, internally decodes the digital HDMI high-definition signal, converts the digital high-definition signal into an LVDS signal, and outputs the LVDS signal to the LCD liquid crystal display 8 to restore the LCD liquid crystal display 8 into a high-definition video image, and the image decoding and liquid crystal driving circuit 4 and the liquid crystal backlight control circuit 5 provide a light source for the LCD liquid crystal display 8. The MCU main control circuit 6 is respectively in telecommunication connection with the Key keyboard control circuit 7 and the image decoding and liquid crystal driving circuit 4, and realizes the brightness/contrast/color and on-off control of the video image displayed by the LCD 8.
When in use, the power module circuit 1 provides working energy for circuits such as the camera module 2, the HDMI signal decoding circuit 3, the image decoding and liquid crystal driving circuit 4, the MCU main control circuit 6, the Key keyboard control circuit 7, the liquid crystal backlight control circuit 5, the LCD liquid crystal display screen 8, and the like, when the camera module 2 is in use, the camera module 2 captures video signals, the video signals are transmitted to the HDMI signal decoding circuit 3, the video signals are decoded by the HDMI signal decoding circuit 3 and decoded into digital HDMI high definition signals, the digital HDMI high definition signals are transmitted to the image decoding and liquid crystal driving circuit 4, the digital HDMI signals are converted into digital high definition signals by the image decoding and secondary decoding of the liquid crystal driving circuit 4, the digital HDMI signals are converted into LVDS signals, and then the LVDS signals are output to the LCD liquid crystal display screen 8, the LCD 8 can restore the high-definition video image, and the whole image can be converted, decoded and displayed.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (3)
1. The PVM visual video monitoring device is characterized in that: the device comprises a power module circuit (1), a camera module (2), an HDMI signal decoding circuit (3), an image decoding and liquid crystal driving circuit (4), an MCU master control circuit (6), a Key keyboard control circuit (7), a liquid crystal backlight control circuit (5) and an LCD (liquid crystal display) screen (8), wherein the power module circuit (1) is sequentially in telecommunication connection with the camera module (2), the HDMI signal decoding circuit (3), the image decoding and liquid crystal driving circuit (4), the MCU master control circuit (6), the Key keyboard control circuit (7), the liquid crystal backlight control circuit (5) and the LCD (8), the camera module (2) is in telecommunication connection with the HDMI signal decoding circuit (3), the HDMI signal decoding circuit (3) is in telecommunication connection with the image decoding and liquid crystal driving circuit (4), and the MCU Key circuit (6) is respectively in telecommunication connection with the keyboard control circuit (7), The image decoding and liquid crystal driving circuit (4) is in telecommunication connection, the image decoding and liquid crystal driving circuit (4) is in telecommunication connection with the liquid crystal backlight control circuit (5) and the LCD (liquid crystal display) screen (8) respectively, and the liquid crystal backlight control circuit (5) is in telecommunication connection with the LCD (liquid crystal display) screen (8).
2. The PVM visual video monitoring apparatus of claim 1, wherein: the camera module (2) internally decodes the HDMI signal decoding circuit (3) which transmits the monitored video signal, converts the HDMI signal into a digital HDMI high-definition signal, and is in telecommunication connection with the image decoding and liquid crystal driving circuit (4), and the image decoding and liquid crystal driving circuit (4) receives the digital HDMI high-definition signal, converts the digital HDMI high-definition signal into the digital high-definition signal after internal decoding, converts the digital HDMI high-definition signal into an LVDS signal after internal image decoding, and outputs the LVDS signal to the LCD liquid crystal display (8) to restore the video image with high definition.
3. The PVM visual video monitoring apparatus of claim 1, wherein: the MCU main control circuit (6) is respectively in telecommunication connection with the Key keyboard control circuit (7) and the image decoding and liquid crystal driving circuit (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121660658.7U CN215187114U (en) | 2021-07-21 | 2021-07-21 | Visual video monitoring device of PVM |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121660658.7U CN215187114U (en) | 2021-07-21 | 2021-07-21 | Visual video monitoring device of PVM |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215187114U true CN215187114U (en) | 2021-12-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121660658.7U Active CN215187114U (en) | 2021-07-21 | 2021-07-21 | Visual video monitoring device of PVM |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215187114U (en) |
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2021
- 2021-07-21 CN CN202121660658.7U patent/CN215187114U/en active Active
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