CN211509191U - Video image pre-monitoring and back-displaying device - Google Patents
Video image pre-monitoring and back-displaying device Download PDFInfo
- Publication number
- CN211509191U CN211509191U CN202020120476.XU CN202020120476U CN211509191U CN 211509191 U CN211509191 U CN 211509191U CN 202020120476 U CN202020120476 U CN 202020120476U CN 211509191 U CN211509191 U CN 211509191U
- Authority
- CN
- China
- Prior art keywords
- monitoring
- control unit
- video image
- displaying device
- image pre
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Controls And Circuits For Display Device (AREA)
Abstract
The utility model discloses a video image pre-monitoring and back-displaying device, which comprises a control unit, wherein the control unit is connected with a video decoding monitoring module, the video decoding monitoring module is connected with an input interface and an output interface, the control unit is connected with a display screen driving module, and a singlechip is also connected with an RS232 network module; the video image pre-monitoring and back-displaying device is connected with the video decoding monitoring module and the display screen driving module through the control unit, and is connected with the display screen through the display screen driving module, so that all front-end input signal pictures in a system can be previewed on an operation device in real time, correct content video signals are selected to be displayed on a large screen quickly and accurately, and misoperation is avoided.
Description
Technical Field
The utility model relates to a video matrix technical field, in particular to video image supervises echo device in advance.
Background
The video matrix is widely applied to various command centers, dispatching centers, analysis centers, conference centers and video conferences, the video matrix can be connected with a plurality of signal sources, switching among the signal sources is often needed, however, the existing video matrix is blind cut, misoperation is easy to occur during switching, and use is affected.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem that the maloperation takes place easily when current video matrix switches, the utility model provides a can realize supervising device that shows back in advance.
In order to realize the purpose, the utility model provides a technical scheme is: the utility model provides a video image monitors back display device in advance, includes the control unit, the control unit is connected with video decoding monitoring module, video decoding monitoring module is connected with input and output interface, the control unit is connected with display screen drive module, the singlechip still is connected with RS232 network module.
In the above technical solution, as a preferred technical solution, the display screen driving module includes an HSD070 chip, an input end of the HSD070 chip is connected to the control unit, and an output end of the HSD070 chip is connected to the display screen.
Further, the control unit is also connected with a temperature sensor.
On the basis of the technical scheme, the model of the temperature sensor is preferably LM75 BIMX-3.
In addition, the RS232 network module includes a MAX232 chip, and the MAX232 chip is connected to the control unit.
Preferably, the video decoding monitoring module adopts a model M21131.
In the above technical scheme, the control unit is a single chip microcomputer.
On the basis of the technical scheme, as an optimal technical scheme, the single chip microcomputer adopts a single chip microcomputer of the model STM32 series.
The utility model discloses beneficial effect for prior art is: the video image pre-monitoring and back-displaying device is connected with the video decoding monitoring module and the display screen driving module through the control unit, and is connected with the display screen through the display screen driving module, so that all front-end input signal pictures in a system can be previewed on an operation device in real time, correct content video signals are selected to be displayed on a large screen quickly and accurately, and misoperation is avoided.
Drawings
FIG. 1 is a circuit diagram of a control unit;
FIG. 2 is a circuit diagram of a video decoding monitor module;
FIG. 3 is a circuit diagram of the input and output interfaces;
FIG. 4 is a circuit diagram of a display panel driving module;
FIG. 5 is a circuit diagram of an RS232 network module;
fig. 6 is a circuit diagram of the temperature sensor.
Detailed Description
The following describes the present invention with reference to the accompanying drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. In addition, the technical features related to the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
The utility model discloses a video image supervises in advance and shows device back, including the control unit, in this embodiment, the control unit adopts the model to be STM32F 103's singlechip, as shown in FIG. 1, it needs to explain here, though the model of the singlechip that adopts in this embodiment is STM32F103, but the singlechip of this other model or the treater that can realize control function are all in the utility model discloses a within the protection scope, PLC for example.
As shown in fig. 2, in this embodiment, the video decoding monitoring module adopts a model M21131, and each channel of the device supporting a data rate from 0 to 3.2Gbps is provided with a cross point switch of an integrated CDR when M21136 and 72x72 require the integrated CDR, and inputs an application program that can be used for equalization and pre-emphasis.
The video decoding monitoring module is connected with an input interface and an output interface, as shown in fig. 3, the input interface and the output interface are used for inputting and outputting video signals, and the video decoding monitoring module can input and output video signals in various formats such as CVBS, VGA, DVI and the like, so that the whole matrix switching device is suitable for various scenes, and the applicability of products is greatly improved.
Further, the single chip microcomputer is further connected with a display screen driving module, as shown in fig. 4, in this embodiment, the display screen driving module includes an HSD070 chip, an input end of the HSD070 chip is connected with the single chip microcomputer, and an output end of the HSD070 chip is connected with the display screen, so that all front-end input signal pictures in the system can be previewed on the operation device in real time, correct content video signals are selected to be displayed on the large screen quickly and accurately, and misoperation is avoided.
As shown in fig. 5, the single chip microcomputer is further connected with an RS232 network module, the RS232 network module includes a MAX232 chip, the MAX232 chip is connected with the single chip microcomputer, and a user can control the entire device by using control ports such as RS232 and IP.
As shown in fig. 6, the single chip microcomputer is further connected with a temperature sensor, the type of the temperature sensor is LM75BIMX-3, the temperature sensor is used for detecting the temperature in the case and feeding a temperature signal back to the single chip microcomputer, and if the temperature in the case is too high, the single chip microcomputer controls to send a signal to stop, so that the device can be effectively prevented from being burnt out by high temperature.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made in the embodiments without departing from the principles and spirit of the invention, and the scope of the invention is to be accorded the full scope of the claims.
Claims (8)
1. The utility model provides a video image supervises echo device in advance, includes the control unit which characterized in that: the control unit is connected with a video decoding monitoring module, the video decoding monitoring module is connected with an input interface and an output interface, the control unit is connected with a display screen driving module, and the single chip microcomputer is further connected with an RS232 network module.
2. The video image pre-monitoring and back-displaying device according to claim 1, wherein: the display screen driving module comprises an HSD070 chip, the input end of the HSD070 chip is connected with the control unit, and the output end of the HSD070 chip is connected with the display screen.
3. The video image pre-monitoring and back-displaying device according to claim 1, wherein: the control unit is also connected with a temperature sensor.
4. The video image pre-monitoring and back-displaying device according to claim 3, wherein: the model of the temperature sensor is LM75 BIMX-3.
5. The video image pre-monitoring and back-displaying device according to claim 1, wherein: the RS232 network module comprises a MAX232 chip, and the MAX232 chip is connected with the control unit.
6. The video image pre-monitoring and back-displaying device according to claim 1, wherein: the video decoding monitoring module adopts a model M21131.
7. The video image pre-monitoring and back-displaying device according to claim 1, wherein: the control unit is a single chip microcomputer.
8. The video image pre-monitoring and back-displaying device according to claim 7, wherein: the single chip microcomputer is of an STM32 series.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020120476.XU CN211509191U (en) | 2020-01-19 | 2020-01-19 | Video image pre-monitoring and back-displaying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020120476.XU CN211509191U (en) | 2020-01-19 | 2020-01-19 | Video image pre-monitoring and back-displaying device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211509191U true CN211509191U (en) | 2020-09-15 |
Family
ID=72400805
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020120476.XU Active CN211509191U (en) | 2020-01-19 | 2020-01-19 | Video image pre-monitoring and back-displaying device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211509191U (en) |
-
2020
- 2020-01-19 CN CN202020120476.XU patent/CN211509191U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101662596B (en) | Large screen display system | |
| CN105657291A (en) | Video controller | |
| CN101071543A (en) | Liquid crystal panel driving device and its driving method | |
| US6346927B1 (en) | Automatic video input detection/selection circuitry for a monitor with multiple video inputs | |
| CN112328101A (en) | KVM multi-system joint control method and device based on OSD | |
| CN102497526B (en) | Method and system for displaying multiple channels of video by same link | |
| CN101350902A (en) | Method for displaying television message source and television | |
| CN211509191U (en) | Video image pre-monitoring and back-displaying device | |
| CN101350901A (en) | Method for selecting television message source and television | |
| US20080133801A1 (en) | Keyboard-video-mouse switch system for switching between computers having a plurality of video sources each and switching method thereof | |
| CN208521269U (en) | A kind of interactive intelligent tablet computer | |
| WO2017118352A1 (en) | Interactive recording and broadcasting system | |
| EP3544306A1 (en) | Method and apparatus for switching channels in smart interaction tablet | |
| CN113141487A (en) | Video transmission module, method, display device and electronic equipment | |
| CN205179246U (en) | Multi -functional storage host computer of medical treatment | |
| JP2858554B2 (en) | Video conference system | |
| CN110806810A (en) | Data control system based on KVM | |
| JP2002369096A (en) | Television receiver | |
| CN2161035Y (en) | Multifunctional video frequency switching controller | |
| CN110012254A (en) | TV and Real time visible information source switching handling method | |
| KR100476571B1 (en) | The Multi board using liquid crystal display equipment | |
| CN210640991U (en) | Multi-signal-source monitoring control device | |
| KR950007111B1 (en) | Input signal control apparatus for monitor | |
| CN217088028U (en) | Fast matrix switcher | |
| CN1885905A (en) | Full-color LED display screen audio/video image processing and real-time monitoring and transmission circuit |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |