CN202373269U - High-definition video image controller for embedded-type LED display screen - Google Patents
High-definition video image controller for embedded-type LED display screen Download PDFInfo
- Publication number
- CN202373269U CN202373269U CN2011205034858U CN201120503485U CN202373269U CN 202373269 U CN202373269 U CN 202373269U CN 2011205034858 U CN2011205034858 U CN 2011205034858U CN 201120503485 U CN201120503485 U CN 201120503485U CN 202373269 U CN202373269 U CN 202373269U
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- video image
- circuit
- signal decoding
- display screen
- led display
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Abstract
The utility model discloses a high-definition video image controller for an embedded-type LED display screen. The video image controller comprises a signal decoding circuit, a video image scale circuit, an FPGA (Field Programmable Gate Array) control chip and a coding circuit, wherein the input terminal of the signal decoding circuit is connected with the video signal output terminal, and the output terminal of the signal decoding circuit is sequentially connected with the video image scale circuit, the FPGA control chip and the coding circuit; the coding circuit is further connected with an LED data distributor; and the FPGA control chip is connected with the signal decoding circuit and the video image scale circuit through an I2C bus. According to the video image controller, the regulating range of picture pixel of the LED display screen is larger, the video play is highly definite, and the color is clear and bright; and not only better regulation functions for image brightness, contrast gradient, chromaticness and saturation are provided, but also functions of image filtering, enhancing, sharpening, movement compensation controlling and a Gamma correction function are also provided.
Description
Technical field
The utility model relates to the video graphics controller technical field, relates in particular to high-resolution video image controller for embedded LED display screen.
Background technology
Present LED display; Even having used video graphics controller controls it; But its picture pixel range of adjustment is still less, and high definition is not high, and during displaying video; Brightness of image, contrast, colourity and saturation degree can not be regulated preferably, user's user demand can not be satisfied.
The utility model content
In order to solve the problem that above-mentioned prior art exists; The purpose of the utility model is to provide the picture pixel range of adjustment big; High definition is higher, can regulate the high-resolution video image controller for embedded LED display screen of brightness of image, contrast, colourity and saturation degree preferably.
To achieve these goals, the technical scheme content of the utility model employing is specific as follows:
High-resolution video image controller for embedded LED display screen, it comprises signal decoding circuit, video image zooming circuit, FPGA control chip and coding circuit; The input end of said signal decoding circuit connects VT, and the output terminal of said signal decoding circuit connects video image zooming circuit, FPGA control chip and coding circuit successively; Said coding circuit also connects a LED data distributor; Said FPGA control chip also connects said signal decoding circuit and video image zooming circuit through the I2C bus.
Compared with prior art, the utility model has produced following beneficial effect:
The high-resolution video image controller for embedded LED display screen of the utility model can make the picture pixel range of adjustment of LED display bigger; Video playback high definition, color are clear gorgeous; Regulatory function with better pictures brightness, contrast, colourity and saturation degree; Also have image filtering, enhancing, sharpening, motion compensation control function simultaneously, and the Gamma calibration function, satisfy user's user demand.
Below in conjunction with accompanying drawing and embodiment the utility model is done further to describe.
Description of drawings
Fig. 1 is the high-resolution video image controller for embedded LED display screen structural representation of the utility model.
Embodiment
As shown in Figure 1, the high-resolution video image controller for embedded LED display screen of the utility model, it mainly comprises signal decoding circuit, video image zooming circuit, FPGA control chip and coding circuit; The input end of said signal decoding circuit connects VT, and the output terminal of said signal decoding circuit connects video image zooming circuit, FPGA control chip and coding circuit successively; Said coding circuit also connects a LED data distributor; Said FPGA control chip also connects said signal decoding circuit and video image zooming circuit through the I2C bus.
For a person skilled in the art, can make other various corresponding changes and distortion, and these all changes and distortion should belong within the protection domain of the utility model claim all according to the technical scheme and the design of above description.
Claims (1)
1. high-resolution video image controller for embedded LED display screen, it is characterized in that: it comprises signal decoding circuit, video image zooming circuit, FPGA control chip and coding circuit; The input end of said signal decoding circuit connects VT, and the output terminal of said signal decoding circuit connects video image zooming circuit, FPGA control chip and coding circuit successively; Said coding circuit also connects a LED data distributor; Said FPGA control chip also connects said signal decoding circuit and video image zooming circuit through the I2C bus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205034858U CN202373269U (en) | 2011-12-06 | 2011-12-06 | High-definition video image controller for embedded-type LED display screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205034858U CN202373269U (en) | 2011-12-06 | 2011-12-06 | High-definition video image controller for embedded-type LED display screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202373269U true CN202373269U (en) | 2012-08-08 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205034858U Expired - Fee Related CN202373269U (en) | 2011-12-06 | 2011-12-06 | High-definition video image controller for embedded-type LED display screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202373269U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103440838A (en) * | 2013-07-22 | 2013-12-11 | 乐视致新电子科技（天津）有限公司 | Display control method and display device |
-
2011
- 2011-12-06 CN CN2011205034858U patent/CN202373269U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103440838A (en) * | 2013-07-22 | 2013-12-11 | 乐视致新电子科技（天津）有限公司 | Display control method and display device |
| CN103440838B (en) * | 2013-07-22 | 2016-04-06 | 乐视致新电子科技（天津）有限公司 | A kind of display control method and display device |
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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: 20120808 Termination date: 20201206 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |