CN102012797A - Display unit splicing system and method - Google Patents
Display unit splicing system and method Download PDFInfo
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- CN102012797A CN102012797A CN2010105536888A CN201010553688A CN102012797A CN 102012797 A CN102012797 A CN 102012797A CN 2010105536888 A CN2010105536888 A CN 2010105536888A CN 201010553688 A CN201010553688 A CN 201010553688A CN 102012797 A CN102012797 A CN 102012797A
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Abstract
The invention provides a display unit splicing and frame blanking system and method. The display unit splicing and frame blanking system comprises multiple display units and a controller for controlling the splicing of the multiple display units, wherein the controller is connected with the multiple display units; each display unit comprises a processing mould with splicing and frame blanking functions and an image processing chip as well as two RJ45 signal interfaces the signal transmission of which meets an RS232 protocol; and the controller comprises a video graphics array (VGA) distributor. In the invention, the display unit splicing and frame blanking functions can be realized through the display units with no need of an external splicing treatment device, thereby reducing the cost, facilitating the operation, eliminating the deformation of an image in the splicing process.
Description
Technical field
The present invention relates to technical field of image processing, particularly a kind of display unit splicing and frame hidden technology.
Background technology
Nowadays, many occasions all need the display device of giant-screen to show, and the manufacturing cost of display device and production difficulty all can rise significantly along with the increase of required size, therefore, in order to reduce cost, generally all adopt plural display device spliced to show larger sized image, and adopt technological means to reduce the width of the frame between the display device.In the prior art, realize that these means all need an external splicing treating apparatus 110, as shown in Figure 1, the instruction that splicing treating apparatus 110 receives self-controller 100 to send, the corresponding display unit 120 of control is realized multi-unit assembled, and this splicing treating apparatus is generally VGA(Video Graphics Array and shows the drawing array) matrix switcher.Along with the size of display frame and the minimizing of sharpness raising and border width, the cost of required splicing treating apparatus is corresponding to increase considerably.
Thereby existing display unit splicing system is still waiting to improve and improve.
Summary of the invention
In view of above-mentioned the deficiencies in the prior art part, the object of the present invention is to provide a kind of display unit splicing and frame blanking system and method thereof, do not need external splicing treating apparatus, can realize display unit splicing and frame blanking function, easy to operate, reduced cost.
In order to achieve the above object, the present invention has taked following technical scheme:
A kind of display unit splicing system wherein, comprises the controller of a plurality of display unit splicings of a plurality of display units and control; Described controller connects described a plurality of display unit; Described display unit comprises that having splicing and the processing module of frame blanking function and picture processing chip and two signals transmits the RJ45 signaling interface that satisfies the RS232 agreement; Described controller includes the VGA divider.
A kind of display unit joining method wherein, comprising:
S1, controller send instruction and images signal, and judge whether receiving trap is display unit;
S2, display unit receive the instruction that described controller sends, and read relevant splicing size, positional information;
S3, display unit take out part to display in the received image signal, and judge whether and will carry out the frame elimination of hidden to it, if then carry out S4, otherwise carry out S7;
S4, display unit obtain needs the frame horizontal of blanking width and vertical width;
S5, display unit recomputate the size and the position of the received image signal that needs the level demonstration;
S6, display unit recomputate size and the position that needs the vertical received image signal that shows;
S7, display unit carry out image and show.
Described display unit joining method, wherein, described display unit comprises the functional module with splicing and frame blanking function.
Described display unit joining method, wherein, described display unit also comprises picture processing chip.
Described display unit joining method, wherein, described controller comprises that two signals transmit the RJ45 signaling interface that satisfies the RS232 agreement.
Described display unit joining method, wherein, described controller comprises the VGA divider.
A kind of display unit splicing provided by the invention and frame blanking system and method thereof, do not need external splicing treating apparatus by display unit itself, can realize display unit splicing and frame blanking function, reduced cost, and easy to operate, eliminated the distortion of image in splicing.
Description of drawings
Fig. 1 is a synoptic diagram of realizing display unit splicing and frame blanking system in the prior art;
Fig. 2 is a synoptic diagram of realizing display unit splicing and frame blanking system in the embodiment of the invention;
Fig. 3 is a process flow diagram of realizing display unit splicing and frame blanking method in the embodiment of the invention.
Embodiment
For making purpose of the present invention, technical scheme and effect clearer, clear and definite, below with reference to accompanying drawing and give an actual example that the present invention is described in more detail.Should be appreciated that specific embodiment described herein only in order to explanation the present invention, and be not used in qualification the present invention.
See also Fig. 2, realization display unit splicing that the embodiment of the invention provides and frame blanking system comprise the controller 200 of a plurality of display units 210, a plurality of display unit splicings of control; Described controller 200 connects described a plurality of display units 210.
Wherein, described display unit 210 comprises functional module and the picture processing chip with splicing and frame blanking function, judge the blanking frame size of display unit 210 residing positions and setting by described functional module, and in received image signal, take out part to display, and then handle by picture processing chip, be presented at last on the display unit, realized image mosaic and frame blanking function.
Further, described display unit comprises two RJ45 control signal interfaces, it is by the RS232 protocol transmission, an interface is the control input, and another is control output, and it is simple that the RS232 agreement has wiring, compatible good advantage, it is convenient that RJ45 control signal interface has transmission, and transmission range is big, the good advantage of shared property
Wherein, described controller 200 is used for sending instruction and the images signal is given display unit 210, and it comprises the VGA divider, is used for picture signal is distributed to a plurality of display units, because of it is a prior art, is here just no longer explained and illustrates.
The embodiment of the invention also provides a kind of display unit joining method, and its process flow diagram specifically describes as follows as shown in Figure 3:
S1, controller send instruction and images signal, and judge whether receiving trap is display unit;
S2, display unit receive the instruction that described controller sends, and read relevant splicing size, positional information: specifically comprise the line number and the columns that read splicing, the ranks position at this display unit place etc.;
S3, display unit take out part to display in the received image signal, calculate image level size, vertical size, horizontal level and upright position etc., and judge whether and will carry out the frame elimination of hidden to it, if then carry out S4, otherwise carry out S7;
S4, display unit obtain needs the frame horizontal of blanking width and vertical width;
S5, display unit recomputate the size and the position of the received image signal that needs the level demonstration;
S6, display unit recomputate size and the position that needs the vertical received image signal that shows;
S7, display unit carry out image and show.
In sum, a kind of display unit splicing provided by the invention and frame blanking system and method thereof, do not need external splicing treating apparatus by display unit itself, can realize display unit splicing and frame blanking function, reduced cost, and easy to operate, eliminated the distortion of image in splicing.
Be understandable that, for those of ordinary skills, can be equal to replacement or change according to technical scheme of the present invention and inventive concept thereof, and all these changes or replacement all should belong to the protection domain of the appended claim of the present invention.
Claims (6)
1. a display unit splicing system is characterized in that: the controller that comprises a plurality of display unit splicings of a plurality of display units and control; Described controller connects described a plurality of display unit; Described display unit comprises that having splicing and the processing module of frame blanking function and picture processing chip and two signals transmits the RJ45 signaling interface that satisfies the RS232 agreement; Described controller includes the VGA divider.
2. a display unit joining method is characterized in that, comprising:
S1, controller send instruction, and judge whether receiving trap is display unit;
S2, display unit receive the instruction that described controller sends, and read relevant splicing size, positional information;
S3, display unit take out part to display in the received image signal, and judge whether and will carry out the frame elimination of hidden to it, if then carry out S4, otherwise carry out S7;
S4, display unit obtain needs the frame horizontal of blanking width and vertical width;
S5, display unit recomputate the size and the position of the received image signal that needs the level demonstration;
S6, display unit recomputate size and the position that needs the vertical received image signal that shows;
S7, display unit carry out image and show.
3. display unit joining method according to claim 2 is characterized in that: described display unit also comprises picture processing chip.
4. display unit joining method according to claim 2 is characterized in that: described display unit comprises the functional module with splicing and frame blanking function.
5. display unit joining method according to claim 2 is characterized in that: described controller comprises that two signals transmit the RJ45 signaling interface that satisfies the RS232 agreement.
6. display unit joining method according to claim 2 is characterized in that: described controller comprises the VGA divider.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105536888A CN102012797A (en) | 2010-11-22 | 2010-11-22 | Display unit splicing system and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105536888A CN102012797A (en) | 2010-11-22 | 2010-11-22 | Display unit splicing system and method |
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| Publication Number | Publication Date |
|---|---|
| CN102012797A true CN102012797A (en) | 2011-04-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN2010105536888A Pending CN102012797A (en) | 2010-11-22 | 2010-11-22 | Display unit splicing system and method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102855111A (en) * | 2012-07-31 | 2013-01-02 | 广东威创视讯科技股份有限公司 | Display method and system of special-shaped splicing wall |
| CN103021961A (en) * | 2012-12-10 | 2013-04-03 | 中国电子科技集团公司第十一研究所 | Splicing method of infrared focal plane detector chips |
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| CN2745301Y (en) * | 2004-09-30 | 2005-12-07 | 四川长虹电器股份有限公司 | Large-frame curtain wall combination |
| CN201207112Y (en) * | 2008-04-28 | 2009-03-11 | 上海优安信息技术有限公司 | Liquid crystal joint curtain wall |
| CN101447144A (en) * | 2008-11-25 | 2009-06-03 | 应骏 | Seamless assembly large screen displayed with multi-unit image and assembly method thereof |
| CN101668130A (en) * | 2009-09-17 | 2010-03-10 | 深圳市启欣科技有限公司 | Television splicing wall partition compensating system |
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Patent Citations (6)
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| US5189401A (en) * | 1991-06-14 | 1993-02-23 | Unisys Corporation | AX and EGA video display apparatus utilizing a VGA monitor |
| CN1438671A (en) * | 2003-03-28 | 2003-08-27 | 孙伯彦 | Spliced plasma displaying screen without splicing feel |
| CN2745301Y (en) * | 2004-09-30 | 2005-12-07 | 四川长虹电器股份有限公司 | Large-frame curtain wall combination |
| CN201207112Y (en) * | 2008-04-28 | 2009-03-11 | 上海优安信息技术有限公司 | Liquid crystal joint curtain wall |
| CN101447144A (en) * | 2008-11-25 | 2009-06-03 | 应骏 | Seamless assembly large screen displayed with multi-unit image and assembly method thereof |
| CN101668130A (en) * | 2009-09-17 | 2010-03-10 | 深圳市启欣科技有限公司 | Television splicing wall partition compensating system |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102855111A (en) * | 2012-07-31 | 2013-01-02 | 广东威创视讯科技股份有限公司 | Display method and system of special-shaped splicing wall |
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Application publication date: 20110413 |