CN201477571U - Display system with function of high-speed data communication - Google Patents
Display system with function of high-speed data communication Download PDFInfo
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- CN201477571U CN201477571U CN2009201349917U CN200920134991U CN201477571U CN 201477571 U CN201477571 U CN 201477571U CN 2009201349917 U CN2009201349917 U CN 2009201349917U CN 200920134991 U CN200920134991 U CN 200920134991U CN 201477571 U CN201477571 U CN 201477571U
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- 238000004891 communication Methods 0.000 title claims abstract description 11
- 238000012546 transfer Methods 0.000 claims abstract description 26
- 238000012937 correction Methods 0.000 claims description 50
- 239000013307 optical fiber Substances 0.000 claims description 10
- 230000005540 biological transmission Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000009966 trimming Methods 0.000 description 1
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Abstract
The utility model discloses a display system with function of high-speed data communication, which comprises a computer, a display card, a transmitter, a receiver and a display device, wherein the display card is connected with the computer so as to selectively receive correct data or video data from the computer; the transmitter is connected with the display card so as to receive the correct data or the video data from the display card, and is further connected with the computer so as to receive a transfer control instruction from the computer; the receiver is connected with the transmitter so as to receive the correct data or the video data from the transmitter and receives the transfer control instruction; and the display device is connected with the receiver so as to receive the correct data or the video data from the receiver. The display system with the function of high-speed data communication directly utilizes the high-speed video data transmitting channel for transmitting the correct data, and transmits relevant transfer control instruction through the control data channel, thus greatly improving the transfer rate of the correct data, and further greatly improving the color correcting efficiency of the display device.
Description
[technical field]
The utility model relates to data communication and field of video displaying, particularly a kind of display system with high-speed data communications function.
[background technology]
Full-color LED display screen generally is made up of a large amount of LED lamps.Because there is the inconsistency of brightness, wavelength aborning in the LED wafer, must go ahead of the rest behind the stepping again by the different class supplies of material by brightness, colourity to red, green, blue LED lamp, therefore increased cost of products.Nonetheless, still there are certain error in brightness, the colourity of red, green, blue LED lamp, cause LED display aberration flower screen phenomenon to occur.On the other hand, after LED display is used a period of time,, thereby cause LED display flower screen or color inequality to occur showing because LED lamp degree of aging is inconsistent.Solution to the problems described above mainly is a utilization pointwise color correction technology, the corrective system that promptly adopts computing machine and camera to constitute is proofreaied and correct each color of pixel of LED display, generate corresponding correction coefficient and pass to LED display do correction demonstration, thereby efficiently solve the problem of LED display brightness, colourity inequality.The pointwise correction data of its generation of computing machine timing generally are to send LED display to by serial ports.Because the data volume of pointwise correction data is very big, and the serial ports transfer rate is lower and error rate is high, need complicated mechanism to guarantee to transmit the correctness of data, so serial ports transmits the bottleneck that link becomes whole LED display screen point by point trimming process, the time of cost is long.
[utility model content]
In order to solve the low technical matters of correction data transmission efficiency in the existing display device, the utility model provides a kind of display system that can transmit correction data at a high speed.
The utility model provides a kind of display system with high-speed data communications function, comprising: computing machine; Video card is connected with computing machine with from computing machine selective reception correction data or video data; Transmitter is connected to receive correction data or video data from video card with video card, and transmitter further is connected with computing machine to receive transfer control instruction from computing machine; Receiver is connected with transmitter, receiving correction data or video data from transmitter, and receives transfer control instruction; Display device is connected with receiver, to receive correction data or video data from receiver.
According to the utility model one preferred embodiment, transmitter and receiver transmit correction data under the control of transfer control instruction.
According to the utility model one preferred embodiment, computing machine is linked to each other by pci bus with video card.
According to the utility model one preferred embodiment, video card is linked to each other by the DVI line with transmitter, video card receives correction data and is sent to transmitter through the DVI line from computing machine under the correction data delivery status, and video card is sent to transmitter from the computing machine receiving video data and through the DVI line under the video data delivery status.
According to the utility model one preferred embodiment, computing machine is linked to each other by Serial Port Line with transmitter, and transfer control instruction is sent to transmitter through Serial Port Line.
According to the utility model one preferred embodiment, transmitter is linked to each other by optical fiber cable or gigabit netting twine with receiver, and correction data or video data and transfer control instruction are sent to receiver through optical fiber cable or gigabit netting twine.
According to the utility model one preferred embodiment, receiver is linked to each other by netting twine with display device, and correction data or video data are sent to display device through netting twine.
According to the utility model one preferred embodiment, display device comprises the storer that is used to store correction data.
According to the utility model one preferred embodiment, display device is a LED display.
Compared with prior art, the utility model directly utilizes the high-speed video data channel transfer correction data of display device, and by the relevant transfer control instruction of control data channel transfer, improve the transfer rate of correction data significantly, thereby greatly promoted the color correction efficient of display device.
[description of drawings]
Fig. 1 is the circuit block diagram of display system of the present utility model.
[embodiment]
Below in conjunction with an accompanying drawing and a preferred embodiment the utility model is elaborated.
As shown in Figure 1, display system of the present utility model mainly comprises computing machine 1, video card 2, transmitter 3, receiver 4 and LED display 5.Wherein, link to each other by pci bus 100 between computing machine 1 and the video card 2, link to each other by DVI line 101 between video card 2 and the transmitter 3, link to each other by Serial Port Line 102 between computing machine 1 and the transmitter 3.Link to each other by optical fiber cable 103 between transmitter 3 and the receiver 4, and link to each other by netting twine 104 between receiver 4 and the LED display 5.In the utility model, can adopt other connections well known in the art and communication modes between computing machine 1, video card 2, transmitter 3, receiver 4 and the LED display 5, for example, optical fiber cable 103 can be replaced by the gigabit netting twine.
In the present embodiment, pci bus 100, DVI line 101, optical fiber cable 103 and netting twine 104 constitute the communication link of video data and correction data, in order to transmit video data under the video data delivery status or transmit correction data under the correction data delivery status.For example, in the present embodiment, correction data is the magnanimity color pointwise correction data that are used for LED display 5.Serial Port Line 102, optical fiber cable 103 and netting twine 104 constitute the communication link of control data.For example, in the present embodiment, control data is the transfer control instruction that is used to control transmitter 3 and receiver 4.
In the present embodiment, computing machine 1 is equipped with correction data and writes software.Under the correction data delivery status, correction data writes software and by pci bus 100 correction data is written in the frame display buffer of video card 2, and transmits transfer control instruction by Serial Port Line 102 and give transmitter 3.Video card 2 is for having the video card of DVI output.After receiving correction data, video card 2 is sent to transmitter 3 by DVI line 101 with correction data.After receiving correction data and transfer control instruction, transmitter 3 sends correction data and transfer control instruction to receiver 4 by optical fiber cable 103 under the control of transfer control instruction.After receiving correction data and transfer control instruction, 4 of receivers further are sent to LED display 5 by netting twine 104 with correction data under the control of transfer control instruction, and are stored in the storer of LED display 5.
Under the video data delivery status, computing machine 1 displaying video programs.Video card 2 passes through pci bus 100 from computing machine 1 receiving video data, and carries out the appropriate location reason after DVI line 101 is sent to transmitter 3, sends LED display 5 to through optical fiber cable 103, receiver 4 and netting twine 104 again.5 combinations according to video data and correction data of LED display are carried out video and are shown, specifically, LED display 5 is carried out correction calculation by correction data to the video data that is received, then according to each the LED lamp of the video data driving LED display screen 5 behind the correction calculation.
Though the utility model is described with reference to current embodiment; but those skilled in the art will be appreciated that; above-mentioned embodiment only is used for illustrating the utility model; be not to be used for limiting protection domain of the present utility model; any within spirit of the present utility model and principle scope; any modification of being done, equivalence are replaced, are improved, and all should be included within the rights protection scope of the present utility model.Should be noted that the utility model is not only applicable to the transmission of LED display pointwise color correction mass data, be applicable to that also other need transmit the application scenario of Large Volume Data.
Claims (9)
1. display system with high-speed data communications function, it is characterized in that: described display system comprises:
Computing machine;
Video card is connected with described computing machine with from described computing machine selective reception correction data or video data;
Transmitter is connected to receive described correction data or described video data from described video card with described video card, and described transmitter further is connected with described computing machine to receive transfer control instruction from described computing machine;
Receiver is connected with described transmitter, receiving described correction data or described video data from described transmitter, and receives described transfer control instruction;
Display device is connected with described receiver, to receive described correction data or described video data from described receiver.
2. display system according to claim 1 is characterized in that: described transmitter and described receiver transmit described correction data under the control of described transfer control instruction.
3. display system according to claim 2 is characterized in that: described computing machine is linked to each other by pci bus with described video card.
4. display system according to claim 3, it is characterized in that: described video card is linked to each other by the DVI line with described transmitter, described video card receives described correction data and is sent to described transmitter through described DVI line from described computing machine under the correction data delivery status, and described video card receives described video data and is sent to described transmitter through described DVI line from described computing machine under the video data delivery status.
5. display system according to claim 4 is characterized in that: described computing machine is linked to each other by Serial Port Line with described transmitter, and described transfer control instruction is sent to described transmitter through described Serial Port Line.
6. display system according to claim 5, it is characterized in that: described transmitter is linked to each other by optical fiber cable or gigabit netting twine with described receiver, and described correction data or described video data and described transfer control instruction are sent to described receiver through described optical fiber cable or described gigabit netting twine.
7. display system according to claim 6 is characterized in that: described receiver is linked to each other by netting twine with described display device, and described correction data or described video data are sent to described display device through described netting twine.
8. display system according to claim 7 is characterized in that: described display device comprises the storer that is used to store described correction data.
9. according to any described display system of claim 1-8, it is characterized in that: described display device is a LED display.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201349917U CN201477571U (en) | 2009-08-21 | 2009-08-21 | Display system with function of high-speed data communication |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201349917U CN201477571U (en) | 2009-08-21 | 2009-08-21 | Display system with function of high-speed data communication |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201477571U true CN201477571U (en) | 2010-05-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201349917U Expired - Fee Related CN201477571U (en) | 2009-08-21 | 2009-08-21 | Display system with function of high-speed data communication |
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| CN (1) | CN201477571U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103154881A (en) * | 2010-10-19 | 2013-06-12 | 夏普株式会社 | Transmitter, receiver, communication system, display control method, and program |
| US10123071B2 (en) | 2016-11-30 | 2018-11-06 | Samsung Electronics Co., Ltd. | Electronic apparatus, controlling method thereof and display system comprising electronic apparatus and a plurality of display apparatuses |
-
2009
- 2009-08-21 CN CN2009201349917U patent/CN201477571U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103154881A (en) * | 2010-10-19 | 2013-06-12 | 夏普株式会社 | Transmitter, receiver, communication system, display control method, and program |
| US10123071B2 (en) | 2016-11-30 | 2018-11-06 | Samsung Electronics Co., Ltd. | Electronic apparatus, controlling method thereof and display system comprising electronic apparatus and a plurality of display apparatuses |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100519 Termination date: 20120821 |