CN213934854U - Display control system - Google Patents
Display control system Download PDFInfo
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- CN213934854U CN213934854U CN202023305473.2U CN202023305473U CN213934854U CN 213934854 U CN213934854 U CN 213934854U CN 202023305473 U CN202023305473 U CN 202023305473U CN 213934854 U CN213934854 U CN 213934854U
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- video
- controller
- display
- storage server
- interface
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Abstract
The utility model relates to a display control system, which comprises a video host, a switching device, a storage server, a display and a controller, wherein the controller comprises a main control chip, a storage, an interface driver, a video interface and a network card module; the video host is connected to the storage server through the switching equipment to call video image data in the storage server, the storage server sends the corresponding video image data to the switching equipment, the video host controls an internal virtual route of the switching equipment, the video image data are transmitted to the corresponding controller through the virtual route, and the controller receives the video image data through an internal network card module and transmits the video image data to the display through the interface driver and the video interface for displaying; the controller for receiving video image data and the corresponding display are freely switched through the switching equipment, data transmission is carried out in an intranet establishing mode, the switching speed is high, only the controller needs to be additionally arranged when the system is established, and the establishment cost is low.
Description
Technical Field
The utility model relates to a display technical field specifically is a display control system.
Background
With the progress and development of science and technology, the existing electronic technology is more and more advanced, and the electronic technology is more and more applied to daily life and production of people. As we know, the current office means can not leave computers and related technologies, and particularly in teaching, teaching and demonstration are generally carried out through computers at present.
Currently, when teaching demonstration is used in general teaching, the electronic equipment is used for controlling the display screen to perform teaching, namely, one electronic equipment is used for controlling one display screen to perform demonstration teaching; when the teaching content is more or more complicated and a plurality of display screen contents need to be displayed simultaneously, the existing technology can not finish the control of one electronic device to simultaneously display the contents on a plurality of display screens.
In the occasions such as demonstration and teaching, when a plurality of display screens are required to display contents simultaneously, the plurality of display screens are required to be switched back and forth, so that the operation difficulty of the teaching demonstration work is increased, and extra burden is increased. Even if different display screens are switched in time, especially during video teaching, errors are easy to occur due to the fact that the video file volume is large, the operation is complex.
SUMMERY OF THE UTILITY MODEL
In view of this, the present invention provides a display control system, which can flexibly switch a plurality of display screens.
The utility model discloses a display control system, including video host computer, exchange equipment, storage server, display and controller, the controller includes main control chip, accumulator, interface driver, video interface and network card module, and memory, interface driver and network card module all are connected with main control chip, and the video interface is connected with interface driver, and the display passes through the video line and is connected with the video interface in the controller; the network card module is connected with the switching equipment through a network cable, and the video host and the storage server are both connected with the switching equipment; the storage server is used for storing the video image files, and the video host is used for calling the video image files in the storage server.
Further, the main control chip is an S3C2440 microprocessor, the interface driver is an HDMI high-definition control chip AD9889B, and the main control chip and the interface driver are connected through an I2C bus interface; the memory and the network card module are connected with the S3C2440 microprocessor through an I2C bus interface.
Furthermore, a plurality of interface drivers and video interfaces are arranged in the controller, a plurality of displays are connected with the controller, and a plurality of controllers are connected with the switching equipment.
Further, the switching device is a three-layer switch or a router, and the video host and the storage server are connected with an interface of the switching device by using a network cable.
Further, the display comprises a display screen and a display all-in-one machine.
The utility model has the advantages that: the utility model discloses a display control system, video host is connected to storage server through the exchange equipment to transfer the video image data among the storage server, and storage server sends corresponding video image data to the exchange equipment, by the inside virtual route of video host control exchange equipment, video image data transmits to corresponding controller through virtual route, the controller receives through inside network card module and transmits to the display through interface driver and video interface and shows; the controller for receiving video image data and the corresponding display are freely switched through the switching equipment, and data transmission is carried out in a mode of establishing an intranet, so that the speed can reach the theoretical upper limit, the switching speed is high, only the controller needs to be additionally installed when the system is established, and the establishment cost is low.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and that for a person skilled in the art, other relevant drawings can be obtained from the drawings without inventive effort:
fig. 1 is a schematic structural diagram of the present invention.
Detailed Description
As shown in fig. 1: the display control system comprises a video host, a switching device, a storage server, a display and a controller, wherein the controller comprises a main control chip, a storage, an interface driver, a video interface and a network card module; the network card module is connected with the switching equipment through a network cable, and the video host and the storage server are both connected with the switching equipment; the storage server is used for storing the video image files, and the video host is used for calling the video image files in the storage server.
The utility model discloses a display control system, video host is connected to storage server through the exchange equipment to transfer the video image data among the storage server, and storage server sends corresponding video image data to the exchange equipment, by the inside virtual route of video host control exchange equipment, video image data transmits to corresponding controller through virtual route, the controller receives through inside network card module and transmits to the display through interface driver and video interface and shows; the controller for receiving video image data and the corresponding display are freely switched through the switching equipment, and data transmission is carried out in a mode of establishing an intranet, so that the speed can reach the theoretical upper limit, the switching speed is high, only the controller needs to be additionally installed when the system is established, and the establishment cost is low.
In this embodiment, the main control chip adopts an S3C2440 microprocessor based on an ARM920T kernel, the interface driver is an HDMI high-definition control chip AD9889B, correspondingly, the video interface is an HDMI high-definition interface, the main control chip S3C2440 and the interface driver AD9889B are connected through an I2C bus interface, the main control chip S3C2440 performs format conversion on video image data from the switching device, and the video image data is input to the display through the interface driver AD9889B for normal display; the memory and the network card module are both connected with the S3C2440 microprocessor through an I2C bus interface, the network card module is used for network connection, the memory is used for temporarily storing video image data, and the video image data is cleared after being played.
In this embodiment, a plurality of interface drivers and video interfaces are provided in the controller, a plurality of displays are connected to the controller, and a plurality of controllers are connected to the switching device; the main control chip in the controller can select and use a plurality of video interfaces, and a plurality of controllers use the switching device to select and use virtual routing.
In this embodiment, the switching device is a three-layer switch or a router, the video host and the storage server are both connected to an interface of the switching device by using a network cable, and video image data is sent by building an intranet, so that the three-layer switch or the router is required to allocate IP addresses to the video host, the storage server, and the plurality of controllers in the network, and thus a virtual route is built according to the IP addresses.
In this embodiment, the display includes a display screen and a display all-in-one machine, and if the display is the all-in-one machine, the all-in-one machine may not be provided with a controller for direct connection with the switching device because the all-in-one machine is provided with the processor and the network card module.
The specific implementation process is as follows:
(1) the method comprises the steps that a controller is additionally arranged on an existing display, an intranet is established through a switch, a special computer is used as a storage server to store video files, the other computer is used as a video host, and the video host is teaching equipment;
(2) when a video host is used for teaching, a cable accesses a storage server through an intranet to call a video file, the storage server sends the video file to a memory of one controller in an IP addressing mode, and the controller correspondingly displays the video file to a display;
(3) when the video is switched, the video file in the memory of the original controller is cleared, the storage server sends the video file to the memory of the switched controller for playing, and due to the adoption of the mode of establishing an intranet, the theoretical highest speed of a 1000M local area network can reach 128Mb/S, and the switching only needs to take a very short time.
(4) If the teaching is synchronous teaching, the operation picture of the video host is directly sent to the controller through the intranet to be displayed, and during switching, only the virtual route switching of the video host-controller needs to be carried out from the switching equipment.
Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.
Claims (5)
1. A display control system, characterized by: the video server comprises a video host, switching equipment, a storage server, a display and a controller, wherein the controller comprises a main control chip, a storage, an interface driver, a video interface and a network card module; the network card module is connected with the switching equipment through a network cable, and the video host and the storage server are both connected with the switching equipment; the storage server is used for storing the video image files, and the video host is used for calling the video image files in the storage server.
2. A display control system according to claim 1, wherein: the main control chip is an S3C2440 microprocessor, the interface driver is an HDMI high-definition control chip AD9889B, and the main control chip and the interface driver are connected through an I2C bus interface; the memory and the network card module are connected with the S3C2440 microprocessor through an I2C bus interface.
3. A display control system according to claim 1, wherein: the controller is internally provided with a plurality of interface drivers and video interfaces, the plurality of displays are connected with the controller, and the plurality of controllers are connected with the switching equipment.
4. A display control system according to claim 1, wherein: the switching equipment is a three-layer switch or a router, and the video host and the storage server are connected with an interface of the switching equipment by using a network cable.
5. A display control system according to claim 1, wherein: the display comprises a display screen and a display all-in-one machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023305473.2U CN213934854U (en) | 2020-12-31 | 2020-12-31 | Display control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023305473.2U CN213934854U (en) | 2020-12-31 | 2020-12-31 | Display control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213934854U true CN213934854U (en) | 2021-08-10 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023305473.2U Expired - Fee Related CN213934854U (en) | 2020-12-31 | 2020-12-31 | Display control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213934854U (en) |
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2020
- 2020-12-31 CN CN202023305473.2U patent/CN213934854U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210810 Termination date: 20211231 |