CN202855260U - LED display screen full color transmission system - Google Patents
LED display screen full color transmission system Download PDFInfo
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- CN202855260U CN202855260U CN201220491694XU CN201220491694U CN202855260U CN 202855260 U CN202855260 U CN 202855260U CN 201220491694X U CN201220491694X U CN 201220491694XU CN 201220491694 U CN201220491694 U CN 201220491694U CN 202855260 U CN202855260 U CN 202855260U
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- format conversion
- video source
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Abstract
The utility model provides an LED display screen full color transmission system comprising a plurality of LED controller monomers. Each of the LED controller monomers comprises a video signal input interface, a video source format conversion/selection module, an FPGA, a processor and a network interface module. The video signal input interface is connected with a signal input end of the video source format conversion/selection module. A signal output end of the video source format conversion/selection module is connected with an input end of the FPGA which is connected with the network interface module. The processor is connected with the FPGA. The signal input end of the video source format conversion/selection module is connected with the a signal input interface of a signal output end of a video source format conversion/selection module of a former LED controller monomer and is connected with a signal output interface of a signal input end of a video source format conversion/selection module of a next LED controller monomer. According to a receiving system, the combination of super large LED screens, the splicing of LED lamp strips, the switching of a plurality of video sources and the playing of some simple videos without a computer can be realized.
Description
Technical field
The utility model belongs to the display control technology field, specifically the full-color transmitting system of a kind of LED display.
Background technology
At present LED display progressively is divided into two macrospecies from a structural point: a kind ofly be made of standardized, standardization that this display screen more and more trends towards casing.The benefit of this screen is the rectangle screen that can be arbitrarily made with different size, can dismantle arbitrarily, does different purposes according to different occasions.The screen body also is to do larger and larger, even has surpassed 1920X1200.The user is more and more higher to the display effect requirement of this class display screen, requires the screen body not have color spot under various cameras are taken, and does not have water ripples ...Another kind is comprised of the lamp bar, and the lamp bar is more flexible, namely can form the screen body of various shapes (such as ball, trapezoidal, arc ...), also can be used for the building brightening.This screen shape is strange, and is random large.
Along with the kind of the development video source of society is also more and more, single computer broadcast program can not satisfy client's demand, therefore must support various video interfaces.
Summary of the invention
The purpose of this utility model provides the full-color transmitting system of a kind of LED display, both can realize super large large-size screen monitors LED combination, also can realize the splicing of LED lamp bar, can realize many video source switchings, also can play some simple videos by separating computer, even can allow the client in movie theatre, experience the effect of bore hole three-dimensional film.
The technical solution of the utility model is as follows:
The full-color transmitting system of a kind of LED display comprises a plurality of led controller monomers, and each led controller monomer comprises video signal input interface, video source format conversion/selection module, FPGA, processor and Network Interface Module; Described video signal input interface connects the signal input part of video source format conversion/selection module, and the signal output part of video source format conversion/selection module connects the input end of FPGA, and FPGA is connected with Network Interface Module, and processor is connected with FPGA;
The signal input part of described video source format conversion/selection module also is connected with a signal input interface and a signal output interface, this signal input interface connects the signal output part of the video source format conversion of previous led controller monomer/selection module, and this signal output interface connects the signal input part of the video source format conversion of a rear led controller monomer/selection module.
Described processor also is connected with USB3.0 interface module, SD card interface module and PCI-E interface module.
Described Network Interface Module comprises four gigabit networking interface modules, and each gigabit networking interface module is connected with FPGA.
Described FPGA also is connected with the DDR2 storer.
Described video signal input interface comprises DVI signal input interface, VGA signal input interface, HDMI signal input interface, DP signal input interface, S-VIDEO signal input interface and YPrPb signal input interface, and these signal input interfaces all connect the signal input part of video source format conversion/selection module.
Compared with prior art, the full-color transmitting system of this LED display both can realize super large large-size screen monitors LED combination, also can realize the splicing of LED lamp bar, can realize many video source switchings, also can play some simple videos by separating computer, even can allow the client in movie theatre, experience the effect of bore hole three-dimensional film.And, can satisfy the input of current most main flow video source.
Description of drawings
Fig. 1 is the principle schematic of led controller monomer.
Embodiment
The technical program is further specified as follows below in conjunction with accompanying drawing and embodiment:
The full-color transmitting system of a kind of LED display comprises a plurality of led controller monomers, and each led controller monomer comprises video signal input interface, video source format conversion/selection module, FPGA, processor and Network Interface Module; Described video signal input interface connects the signal input part of video source format conversion/selection module, and the signal output part of video source format conversion/selection module connects the input end of FPGA, and FPGA is connected with Network Interface Module, and processor is connected with FPGA;
The signal input part of described video source format conversion/selection module also is connected with a signal input interface and a signal output interface, this signal input interface connects the signal output part of the video source format conversion of previous led controller monomer/selection module, and this signal output interface connects the signal input part of the video source format conversion of a rear led controller monomer/selection module.
Described processor also is connected with USB3.0 interface module, SD card interface module and PCIE interface module.Described Network Interface Module comprises four gigabit networking interface modules, and each gigabit networking interface module is connected with FPGA.Described FPGA also is connected with the DDR2 storer.Described video signal input interface comprises DVI signal input interface, VGA signal input interface, HDMI signal input interface, DP signal input interface, S-VIDEO signal input interface and YPrPb signal input interface, and these signal input interfaces all connect the signal input part of video source format conversion/selection module.
Video source format conversion of the present utility model/selection module can be selected the Pixelworks PW181 scheme of main flow or the product of renewal, and processor can be selected 32 single-chip microcomputers take ARM as core.
The characteristics of the technical program are as follows:
The support in high definition screen source: support the automatic identification of 8bit, 10bit, 12bit, 14bit, automatically adjust,
Support various video source interface: support VGA, DVI, HDMI, DP(Displayport), the inputs such as YPrPb, S-Video;
Multi-netmouth data transfer: select the gigabit networking interface module to realize the 4G data transfer;
The communication of high-speed data: select the USB3.0 interface module to support USB3.0;
Super large large area LED screen splicing: support the splicing of multiple card feed, the communication between the multiple card feed;
The combination of synchronous asynchronous: carry the storage of SD card, screen display is synchronous with host computer at ordinary times, shows the video of SD card the inside storage when not having host computer;
The compatibility of building light, abnormity screen: support to take out some plug-in, the ordering of arbitrfary point;
The bore hole 3D effect: hardware configuration can be so that bore hole 3D must use on the LED screen.
Claims (5)
1. the full-color transmitting system of LED display is characterized in that comprising a plurality of led controller monomers, and each led controller monomer comprises video signal input interface, video source format conversion/selection module, FPGA, processor and Network Interface Module; Described video signal input interface connects the signal input part of video source format conversion/selection module, and the signal output part of video source format conversion/selection module connects the input end of FPGA, and FPGA is connected with Network Interface Module, and processor is connected with FPGA;
The signal input part of described video source format conversion/selection module also is connected with a signal input interface and a signal output interface, this signal input interface connects the signal output part of the video source format conversion of previous led controller monomer/selection module, and this signal output interface connects the signal input part of the video source format conversion of a rear led controller monomer/selection module.
2. the full-color transmitting system of LED display according to claim 1 is characterized in that described processor also is connected with USB3.0 interface module, SD card interface module and PCI-E interface module.
3. the full-color transmitting system of LED display according to claim 1 is characterized in that described Network Interface Module comprises four gigabit networking interface modules, and each gigabit networking interface module is connected with FPGA.
4. the full-color transmitting system of LED display according to claim 1 is characterized in that described FPGA also is connected with the DDR2 storer.
5. the full-color transmitting system of LED display according to claim 1, it is characterized in that described video signal input interface comprises DVI signal input interface, VGA signal input interface, HDMI signal input interface, DP signal input interface, S-VIDEO signal input interface and YPrPb signal input interface, these signal input interfaces all connect the signal input part of video source format conversion/selection module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220491694XU CN202855260U (en) | 2012-09-25 | 2012-09-25 | LED display screen full color transmission system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220491694XU CN202855260U (en) | 2012-09-25 | 2012-09-25 | LED display screen full color transmission system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202855260U true CN202855260U (en) | 2013-04-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201220491694XU Expired - Fee Related CN202855260U (en) | 2012-09-25 | 2012-09-25 | LED display screen full color transmission system |
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| Country | Link |
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| CN (1) | CN202855260U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106981264A (en) * | 2017-04-10 | 2017-07-25 | 天津华德宝航翼光电科技有限公司 | A kind of full-color LED screen display control apparatus |
| CN109240634A (en) * | 2018-11-20 | 2019-01-18 | 宁波Gqy视讯股份有限公司 | The output node of distributed splice displaying system and distributed splice displaying system |
| CN114203099A (en) * | 2021-02-26 | 2022-03-18 | 浙江宇视科技有限公司 | LED controller, control method and LED display screen system |
-
2012
- 2012-09-25 CN CN201220491694XU patent/CN202855260U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106981264A (en) * | 2017-04-10 | 2017-07-25 | 天津华德宝航翼光电科技有限公司 | A kind of full-color LED screen display control apparatus |
| CN109240634A (en) * | 2018-11-20 | 2019-01-18 | 宁波Gqy视讯股份有限公司 | The output node of distributed splice displaying system and distributed splice displaying system |
| CN109240634B (en) * | 2018-11-20 | 2021-11-26 | 宁波Gqy视讯股份有限公司 | Output node of distributed tiled display system and distributed tiled display system |
| CN114203099A (en) * | 2021-02-26 | 2022-03-18 | 浙江宇视科技有限公司 | LED controller, control method and LED display screen system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130403 Termination date: 20150925 |
|
| EXPY | Termination of patent right or utility model |