CN107632804B - Tiled display system - Google Patents
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- CN107632804B CN107632804B CN201610576083.8A CN201610576083A CN107632804B CN 107632804 B CN107632804 B CN 107632804B CN 201610576083 A CN201610576083 A CN 201610576083A CN 107632804 B CN107632804 B CN 107632804B
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Abstract
The invention discloses a splicing display system, which comprises a display, a single output display node machine, a multi-output display node machine, a network switch and a display control end, wherein the single output display node machine is provided with a display output interface, the single output display node machine is connected with one display through the display output interface, the multi-output display node machine is provided with a plurality of display output interfaces, the multi-output display node machine is respectively connected with a plurality of displays through the display output interfaces, the single output display node machine is connected with the multi-output display node machine and the network switch, the network switch is connected with the display control end, the display control end can control the display picture of each display, the splicing display system breaks through the limitation of the number of the display card output interfaces of a single PC machine, can be expanded at will to form a large display system with M multiplied by N display splices.
Description
Technical Field
The invention relates to the field of tiled display, in particular to a tiled display system.
Background
At present, with the development of electronic technology in recent years, the requirement for splicing display screens is also increasing. The display size of the display screen is also becoming larger. In the traditional display screen splicing technology, a single PC display card provides an output interface, and the number of the interfaces of the single PC is limited, so that the number of displays at a display end is also limited. Meanwhile, due to the limitation of the number of the displays, the size, the number and the splicing shape of the displays cannot be changed or expanded at will, the displays are very inflexible, and the spliced display pixels are also limited and hindered.
Aiming at the problems in the prior art, the spliced display system is provided and has important significance.
Disclosure of Invention
In order to solve the above problems, the present invention provides a tiled display system.
In order to achieve the purpose, the tiled display system of the invention comprises a display, a single-output display node machine, a multi-output display node machine, a network switch and a display control end, wherein the single-output display node machine is provided with a display output interface, the single-output display node machine is connected with one display through the display output interface, the multi-output display node machine is provided with a plurality of display output interfaces, the multi-output display node machine is respectively connected with a plurality of displays through the display output interfaces, the single-output display node machine is connected with the multi-output display node machine and the network switch, the network switch is connected with the display control end, and the display control end can control the display picture of each display;
furthermore, the splicing display system also comprises an access picture signal source, wherein the access picture signal source is connected with the network switch, and the access picture signal source can transmit an access picture signal to be displayed to the single-output display node machine and the multi-output display node machine through the network switch so as to display on the display;
further, the display may be a liquid crystal display, and the resolution of the liquid crystal display may be 1280 × 720, 1920 × 1080, or 3840 × 2160;
further, the display output interface can be a DVI/VGA, HDMI, DP or MINIP interface;
furthermore, the number of display output interfaces of the multi-output display node machine is 2, 4, 8 or 12;
further, the network switch is a gigabit network switch.
The spliced display system breaks through the limitation of the number of output interfaces of a display card of a single PC, can be expanded at will, and forms a large display system spliced by M multiplied by N displays.
Drawings
FIG. 1 is a schematic diagram of the system of the present invention;
FIG. 2 is a schematic diagram of a spliced virtual operating window;
fig. 3 is a schematic diagram after splicing a virtual operation window access picture signal.
Detailed Description
The structure, operation, and the like of the present invention will be further described with reference to the accompanying drawings.
As shown in fig. 1, the tiled display system of the present invention includes a display 1, a single-output display node machine 2, a multi-output display node machine 3, a network switch 4 and a display control end 5, where the single-output display node machine 2 has 1 display output interface, the single-output display node machine 2 is connected to a display through the display output interface, the multi-output display node machine 3 has N display output interfaces, N ≧ 2, and preferably, the display output interfaces of the multi-output display node machine 3 are 2, 4, 8 or 12;
the multi-output display node machine 3 is connected with N displays 1 through N display output interfaces, the single-output display node machine 2 is connected with the multi-output display node machine 3 respectively with the network switch 4, the network switch 4 can be connected through a network and displays each single-output display node machine 2 and the multi-output display node machine 3, the network switch 4 is connected with the display control end 5, and the display control end 5 can control the splicing display condition of the single-output display node machine 2 and the multi-output display node machine 3 through the network switch 4. Preferably, the display output interface is a DVI/VGA, HDMI, DP, MINIDP or the like, the network switch 4 is a gigabit network switch, the display may be a liquid crystal display or a projector device, and the resolution of the liquid crystal display may be any commonly used resolution such as 1280 × 720, 1920 × 1080, 3840 × 2160, and the like.
The splicing display system further comprises access picture signal sources 6 and 7, the access picture signal sources 6 and 7 are connected with the network switch 4, the access picture signal sources 6 and 7 can transmit access picture signals to be displayed to the single-output display node machine 2 and the multi-output display node machine 3 through the network switch 4, so that pictures in the access picture signal sources 6 and 7 are displayed on the display 1, preferably, the access picture signal sources 6 and 7 are two access picture signals A and two access picture signals B, the access picture signal sources 6 and 7 can be computers or tablet computers and the like, and the access display picture signal sources 6 and 7 realize the picture transmission through access programs installed in the computers or the tablet computers.
Each single output display node machine 2 or multiple output display node machine 3 of the present invention may be a computer or tablet computer and the like equipped with one or more DVI/VGA display output interfaces, the operating system running on the equipment of the single output display node machine 2 of the present invention is usually a Windows operating system, and may also be Linux, IOS or the like, the single output display node machine 2 or multiple output display node machine 3 of the present invention is internally provided with a splicing display software for taking over the display output of the computer, and each single output display node machine 2 or multiple output display node machine 3 draws a pixel block corresponding to the screen driven by the single output display node machine 2 or multiple output display node machine 3 according to the position of the splicing display.
The display control terminal 5 of the present invention may be a computer or a tablet computer, the operating system running on the device of the display control terminal 5 of the present invention is a Windows, Linux, IOS or similar operating system, the display control terminal 5 of the present invention has a display control program therein, the display control program has a splicing virtual operating window, as shown in fig. 2, the display control program is divided into a virtual display window and a signal source list window, the access picture signal source list window is a list of access display pictures, such as a and B; as shown in fig. 3, the display control program may drag a signal source to a virtual window of a tiled screen to realize image windowing, and may adjust the size of the window or move, adjust and move the position of the window by the control program.
The whole splicing display system program contained in the framework of the program is divided into 3 types, namely a display node machine program, a display control end program and an access picture signal source program, wherein the display node machine program comprises a program for driving the size of an image block corresponding to the node, an initial coordinate is determined by a splicing position, and the size of the image block is determined by the physical resolution of a display driven by each node; the number of the display node machine programs is determined by the splicing scale, if the 4 multiplied by 4 spliced screen adopts a single output node, the number of the display node programs is 16, and each display node is 1.
The display control end program is used for controlling the splicing display, and the display control end program comprises one display control end program.
The access picture signal source program is that each access picture signal source is provided with a program which is installed on a signal source computer and used for acquiring a local computer display picture in real time and sending the local computer display picture to the rear-end display node through a network for displaying.
As shown in fig. 3, the access screen signal source program and the display node machine program according to the present invention are controlled by the display control terminal program. The display control end program controls the signal source access program to cut and block a real-time signal source picture, the size of the cut picture can be defined, the display control program controls display nodes to which the blocks are sent according to the division condition of the virtual operation picture, the signal source A needs to be displayed according to the mode of figure 3, in the nodes (21, 22, 31 and 32), the signal source program end cuts the picture A according to the mode shown in figure 3, 4 blocks are cut and sent to the nodes 21, 22, 31 and 32 respectively, and meanwhile, the nodes 21, 22, 31 and 32 are informed to carry out picture synchronization control, so that the picture formed by the 4 blocks is as smooth as the whole picture.
When the signal source B is displayed on the nodes (23, 24, 25, 26, 33, 34, 35, 36), the signal source program segment cuts the screen B in the manner shown in fig. 3, cuts out 8 blocks, and sends the 8 blocks to the nodes 23, 24, 25, 26, 33, 34, 35, 36 for display, and notifies the nodes 23, 24, 25, 26, 33, 34, 35, 36 to perform screen synchronization.
The foregoing is merely illustrative of the present invention, and it will be appreciated by those skilled in the art that various modifications may be made without departing from the principles of the invention, and the scope of the invention is to be determined accordingly.
Claims (5)
1. A splicing display system is characterized by comprising a display, a single-output display node machine, a multi-output display node machine, a network switch and a display control end, wherein the single-output display node machine is provided with a display output interface, the single-output display node machine is connected with one display through the display output interface, the multi-output display node machine is provided with a plurality of display output interfaces, the multi-output display node machine is respectively connected with a plurality of displays through the display output interfaces, the single-output display node machine and the multi-output display node machine are connected with the network switch, the network switch is connected with the display control end, the splicing display system further comprises an access picture signal source, and the access picture signal source is connected with the network switch, the display control end can cut and block a signal source picture accessed from the access picture signal source, and sends the obtained cut block to the single-output display node machine and the multi-output display node machine through the network switch based on the cutting condition of the virtual operation picture, so that the splicing display condition of the single-output display node machine and the multi-output display node machine is controlled.
2. The tiled display system of claim 1 wherein the display is a liquid crystal display having a resolution of 1280 x 720, 1920 x 1080, or 3840 x 2160.
3. The tiled display system of claim 1 wherein the display output interface is a DVI/VGA, HDMI, DP or MINIDP interface.
4. The tiled display system of claim 1 wherein the display output interfaces of the multi-output display node machine are 2, 4, 8, or 12.
5. The tiled display system of claim 1 wherein the network switch is a gigabit network switch.
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| CN201610576083.8A CN107632804B (en) | 2016-07-19 | 2016-07-19 | Tiled display system |
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| CN201610576083.8A CN107632804B (en) | 2016-07-19 | 2016-07-19 | Tiled display system |
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| CN107632804A CN107632804A (en) | 2018-01-26 |
| CN107632804B true CN107632804B (en) | 2021-06-08 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108595140B (en) * | 2018-05-09 | 2021-07-23 | 歌尔光学科技有限公司 | Method and device for displaying multi-display content and electronic equipment |
| CN108874346A (en) * | 2018-06-29 | 2018-11-23 | 广州视源电子科技股份有限公司 | Display methods, device, interaction plate and the computer readable storage medium of notes |
| CN111208965B (en) * | 2020-01-15 | 2023-09-22 | 宁波Gqy视讯股份有限公司 | Spliced display system and display method thereof |
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| US8074581B2 (en) * | 2007-10-12 | 2011-12-13 | Steelcase Inc. | Conference table assembly |
| CN102200903A (en) * | 2011-06-16 | 2011-09-28 | 南京Lg新港显示有限公司 | Method for configuring displays for computer |
| CN104754305A (en) * | 2015-03-26 | 2015-07-01 | 北京德普视讯科技有限公司 | Tiled display control system based on cloud computing technology, image display method adopting system and application of system |
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101778283A (en) * | 2010-01-14 | 2010-07-14 | 宁波Gqy视讯股份有限公司 | Method for real-timely mapping video signals of mosaic display screen at control terminal |
| CN102622196A (en) * | 2012-02-10 | 2012-08-01 | 江苏清投视讯科技有限公司 | Network transmission based picture synchronization technology for multi-screen display system |
| CN103677719A (en) * | 2013-12-24 | 2014-03-26 | 广东威创视讯科技股份有限公司 | Spliced wall display method |
| CN204707196U (en) * | 2015-06-17 | 2015-10-14 | 北京德普视讯科技有限公司 | The tiled display equipment of video conferencing system can be accessed |
| CN105549934A (en) * | 2015-12-16 | 2016-05-04 | 广东威创视讯科技股份有限公司 | Display interface control method and system |
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