CN103137101B - The joining method of splice displaying system and device - Google Patents
The joining method of splice displaying system and device Download PDFInfo
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- CN103137101B CN103137101B CN201310064550.5A CN201310064550A CN103137101B CN 103137101 B CN103137101 B CN 103137101B CN 201310064550 A CN201310064550 A CN 201310064550A CN 103137101 B CN103137101 B CN 103137101B
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Abstract
The invention discloses a kind of joining method and device of splice displaying system, gather the colour brightness in multiple region on each display unit, first go out one group of minimum display unit of difference according to central area colour brightness differential screening, again permutation and combination is carried out to this group display unit, find out a kind of permutation and combination relation that colour brightness difference in splicing seams place is minimum, finally build splice displaying system according to this permutation and combination relation.Compare the method that signal madulation is carried out in any splicing of tradition again, colourity and the brightness of the combination of the splice displaying system that this method and device build have higher consistance, picture transition is more natural, level and smooth, makes the optical property of display unit be not fully exerted simultaneously.
Description
Technical field
The present invention relates to tiled display technical field, particularly relate to a kind of joining method and device of splice displaying system.
Background technology
The combination of splice displaying system is spliced by multiple display screen or display unit, is subject to the impact of production technology, and the optical property of each display unit there are differences.After multiple display unit is spliced into a combination, the consistance of whole wall brightness and colourity is the key factor affecting viewing effect.
Traditional joining method selects display unit of the same type to splice arbitrarily.Due to the individual difference of display unit colour brightness after splicing, bright dark, the partially red inconsistent phenomenon such as partially green had that has had that whole splicing picture occurs that local has.In order to overcome this problem, current disposal route weakens the inconsistent of colour brightness between them by the signal madulation of each display unit, and this disposal route is what to weaken the optical property of display unit be cost.For brightness, the brightness of optional display unit may difference 30%-50%, because the low display unit of brightness cannot improve, is consistent so can only reduce display brightness minimum in the brightness of other display unit and system.Process like this can make this system major part display unit brightness decay 30-40%.And brightness is as the first core index of display unit, very unfortunate of loss.
Summary of the invention
Based on above-mentioned situation, the present invention proposes a kind of joining method and device of splice displaying system, to improve the consistance of the whole wall colour brightness of combination, keep the optical property that display unit is the most original simultaneously.
A joining method for splice displaying system, comprises the following steps:
Obtain the colour brightness of each display unit, the colour brightness of described each display unit comprises the colour brightness of this display unit central area and fringe region;
According to the colour brightness of central area, display unit is screened, filters out one group of display unit that the colour brightness difference of central area is each other minimum, the number of this group display unit be more than or equal to display system to be spliced comprise the number of display unit;
According to the ranks relation of the display unit of described display system to be spliced, permutation and combination is carried out to the described one group of display unit filtered out, according to the principle that the colour brightness difference of fringe region between adjacent display cell is minimum, determine a kind of permutation and combination relation of display unit;
Described display system to be spliced is built according to the permutation and combination relation of determined display unit.
A splicing apparatus for splice displaying system, comprising:
Database, for storing the colour brightness of each display unit, the colour brightness of described each display unit comprises the colour brightness of this display unit central area and fringe region;
Primary election module, for the colour brightness according to central area, display unit is screened, filter out one group of display unit that the colour brightness difference of central area is each other minimum, the number of this group display unit be more than or equal to display system to be spliced comprise the number of display unit;
Permutation and combination module, for the ranks relation of the display unit according to described display system to be spliced, permutation and combination is carried out to the described one group of display unit filtered out, according to the principle that the colour brightness difference of fringe region between adjacent display cell is minimum, determine a kind of permutation and combination relation of display unit;
Build module, for building described display system to be spliced according to the permutation and combination relation of determined display unit.
The joining method of splice displaying system of the present invention and device, gather the colour brightness in multiple region on each display unit, first go out one group of minimum display unit of difference according to central area colour brightness differential screening, again permutation and combination is carried out to this group display unit, find out a kind of permutation and combination relation that colour brightness difference in splicing seams place is minimum, finally build splice displaying system according to this permutation and combination relation.Compare the method that signal madulation is carried out in any splicing of tradition again, colourity and the brightness of the combination of the splice displaying system that this method and device build have higher consistance, picture transition is more natural, level and smooth, makes the optical property of display unit be not fully exerted simultaneously.
Accompanying drawing explanation
Fig. 1 is the schematic flow sheet of the joining method of splice displaying system of the present invention;
Fig. 2 is the position view of the test point of display unit in the joining method of splice displaying system of the present invention;
Fig. 3 is the schematic diagram of 2*2 splice displaying system;
Fig. 4 is the structural representation of the splicing apparatus of splice displaying system of the present invention.
Embodiment
The present invention adopts certain mechanism screen display unit and optimize the arrangement of combination, makes the colour brightness of the combination built have higher consistance.The present invention is explained in detail below in conjunction with accompanying drawing and embodiment.
The joining method of splice displaying system of the present invention, as shown in Figure 1, comprises the following steps:
Step S101, obtain the colour brightness of each display unit, the colour brightness of described each display unit comprises the colour brightness of this display unit central area and fringe region;
Step S102, according to the colour brightness of central area, display unit to be screened, filter out one group of display unit that the colour brightness difference of central area is each other minimum, the number of this group display unit be more than or equal to display system to be spliced comprise the number of display unit;
Step S103, ranks relation according to the display unit of described display system to be spliced, permutation and combination is carried out to the described one group of display unit filtered out, according to the principle that the colour brightness difference of fringe region between adjacent display cell is minimum, determine a kind of permutation and combination relation of display unit;
Step S104, build described display system to be spliced according to the permutation and combination relation of determined display unit.
As described in step S101, this method gathers the colour brightness of all display units, and can set up the database of a colour brightness, so that calling data.The colour brightness of described display unit can comprise the colour brightness of multiple test zone on display unit, the region considered is more, the consistance of the combination built is better, but improve workload and computation complexity simultaneously, in specific implementation process, choosing of region can be carried out according to actual conditions, and the colour brightness of any can be utilized to represent the colour brightness of region.In addition, splicing seams is that colour brightness sight equation contrasts the strongest position, and therefore, the colour brightness at display unit edge should be considered as emphasis.Comprehensive above factor, as a preferred embodiment, using the colour brightness of 5 points as shown in Figure 2 as the colour brightness of display unit, 5 points are respectively: the point 1,2,4,5 at central point 3 and close four angles.
As described in step S102, this method first carries out preliminary screening according to the colour brightness of central area to numerous display unit, the principle of screening is that colour brightness difference in central area is the smaller the better each other, and the number of screening should be more than or equal to the number of the display unit required for display system to be spliced.
As described in step S103, this method carries out permutation and combination to the display unit that step S102 filters out, and the permutation and combination that the colour brightness difference finding out a kind of fringe region is minimum, to determine which display unit of final choice and ranks relation each other.During concrete enforcement, the splicing relation of often kind of permutation and combination can be simulated by software, and it is poor to calculate the colour brightness of splicing edge test zone between each display unit corresponding to often kind of splicing relation, therefrom choose the poor minimum permutation and combination relation of colour brightness as final scheme; Also first can determine a display unit, then with it for benchmark, select the display unit minimum with its edge color luminance difference and be arranged in its close position.
The display unit that display unit is adjacent has multiple, the splicing formed is sewed with many, when the colour brightness difference in edge calculation region, the difference of the colour brightness of the fringe region of a display unit and multiple adjacent display cell can be calculated, now, distance mutual for fringe region can be converted to weight adds in the calculating of colour brightness difference, to optimize splicing effect further.
The permutation and combination relation of display unit is determined through step S103, carry out splicing or build the spliced display wall obtained according to this relation and both there is good consistance, the colour brightness difference of each display unit is more weak, can save the step of signal madulation, therefore the optical property of each display unit is maintained.
Be described further for the display system to be spliced of 2*2 as shown in Figure 3, now need selection 4 display units to carry out tiled display picture, be contemplated to be the brightness of these 4 display units, color comparatively close, realize especially by following a few step:
1, select at lane database 4 display units that the 3rd test point bright chroma difference is minimum each other;
2, the 4th test point and the minimum display unit of the 5th test point colour brightness difference is selected to be positioned over the position of 0-0 screen;
3, screen the 4th test point and 0-0 to shield the minimum display unit of the 5th test point colour brightness difference and be positioned over the position that 0-1 shields.
4, screen the 2nd test point and 0-0 to shield the minimum display unit of the 5th test point colour brightness difference and be positioned over the position that 1-0 shields.
5, the display unit that after screening the 1st test point and 0-1 the 4th test point and 1-0 the 2nd test point weighting, colour brightness difference is minimum is positioned over the position that 1-1 shields.
Form the ranks relation of 0-0,0-1,1-0,1-1 as shown in Figure 3 through above-mentioned 1-5 five steps, the combination under this ranks relation has the advantage that colour brightness is highly consistent, the transition of splicing picture is natural, level and smooth.
The splicing apparatus of splice displaying system of the present invention, corresponding with above-mentioned joining method, as shown in Figure 4, comprising:
Database, for storing the colour brightness of each display unit, the colour brightness of described each display unit comprises the colour brightness of this display unit central area and fringe region;
Primary election module, for the colour brightness according to central area, display unit is screened, filter out one group of display unit that the colour brightness difference of central area is each other minimum, the number of this group display unit be more than or equal to display system to be spliced comprise the number of display unit;
Permutation and combination module, for the ranks relation of the display unit according to described display system to be spliced, permutation and combination is carried out to the described one group of display unit filtered out, according to the principle that the colour brightness difference of fringe region between adjacent display cell is minimum, determine a kind of permutation and combination relation of display unit;
Build module, for building described display system to be spliced according to the permutation and combination relation of determined display unit.
As shown in Figure 4, database is connected with permutation and combination module with primary election module an embodiment of each intermodule annexation of this device respectively, permutation and combination module more respectively with permutation and combination module with build module and be connected, shape cost apparatus.
As a preferred embodiment, the colour brightness of each display unit fringe region comprises the colour brightness at these display unit four angles.
As a preferred embodiment, described permutation and combination module, in the described a kind of process of permutation and combination relation determining display unit, calculates the colour brightness difference of fringe region between adjacent display cell under often kind of permutation and combination according to the distance weighted comprehensive of adjacent display cell.
The above embodiment only have expressed several embodiment of the present invention, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the scope of the claims of the present invention.It should be pointed out that for the person of ordinary skill of the art, without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be as the criterion with claims.
Claims (6)
1. a joining method for splice displaying system, is characterized in that, comprises the following steps:
Obtain the colour brightness of each display unit, the colour brightness of described each display unit comprises the colour brightness of this display unit central area and fringe region;
According to the colour brightness of central area, display unit is screened, filters out one group of display unit that the colour brightness difference of central area is each other minimum, the number of this group display unit be more than or equal to display system to be spliced comprise the number of display unit;
According to the ranks relation of the display unit of described display system to be spliced, permutation and combination is carried out to the described one group of display unit filtered out, according to the principle that the colour brightness difference of fringe region between adjacent display cell is minimum, determine a kind of permutation and combination relation of display unit;
Described display system to be spliced is built according to the permutation and combination relation of determined display unit.
2. the joining method of splice displaying system according to claim 1, is characterized in that, the colour brightness of each display unit fringe region comprises the colour brightness at these display unit four angles.
3. the joining method of splice displaying system according to claim 1 and 2, it is characterized in that, in the described a kind of process of permutation and combination relation determining display unit, calculate the colour brightness difference of fringe region between adjacent display cell under often kind of permutation and combination according to the distance weighted comprehensive of adjacent display cell.
4. a splicing apparatus for splice displaying system, is characterized in that, comprising:
Database, for storing the colour brightness of each display unit, the colour brightness of described each display unit comprises the colour brightness of this display unit central area and fringe region;
Primary election module, for the colour brightness according to central area, display unit is screened, filter out one group of display unit that the colour brightness difference of central area is each other minimum, the number of this group display unit be more than or equal to display system to be spliced comprise the number of display unit;
Permutation and combination module, for the ranks relation of the display unit according to described display system to be spliced, permutation and combination is carried out to the described one group of display unit filtered out, according to the principle that the colour brightness difference of fringe region between adjacent display cell is minimum, determine a kind of permutation and combination relation of display unit;
Build module, for building described display system to be spliced according to the permutation and combination relation of determined display unit.
5. the splicing apparatus of splice displaying system according to claim 4, is characterized in that, the colour brightness of each display unit fringe region comprises the colour brightness at these display unit four angles.
6. the splicing apparatus of the splice displaying system according to claim 4 or 5, it is characterized in that, described permutation and combination module, in the described a kind of process of permutation and combination relation determining display unit, calculates the colour brightness difference of fringe region between adjacent display cell under often kind of permutation and combination according to the distance weighted comprehensive of adjacent display cell.
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| CN106409206A (en) * | 2016-09-21 | 2017-02-15 | 北京京东方专用显示科技有限公司 | Display image brightness compensation method and compensation device |
| CN106657955B (en) * | 2016-12-08 | 2019-05-28 | 海信集团有限公司 | Joining method and device |
| CN109599051B (en) * | 2018-11-13 | 2021-11-23 | 惠州市华星光电技术有限公司 | Chromaticity adjusting method of display screen |
| CN113450688A (en) * | 2020-07-09 | 2021-09-28 | 重庆康佳光电技术研究院有限公司 | Display screen compensation method and device and electronic equipment |
| WO2022178666A1 (en) * | 2021-02-23 | 2022-09-01 | 深圳市艾比森光电股份有限公司 | Led display screen and display control method therefor |
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| CN101076128A (en) * | 2007-06-05 | 2007-11-21 | 广东威创日新电子有限公司 | Method and apparatus for correcting multi-screen connected wall |
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| CN102097082A (en) * | 2010-12-06 | 2011-06-15 | 广东威创视讯科技股份有限公司 | Color regulation method for multi-play unit spliced display system and system thereof |
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| TW201227601A (en) * | 2010-12-23 | 2012-07-01 | Altek Corp | Image capturing device and image patchwork method |
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| CN101076128A (en) * | 2007-06-05 | 2007-11-21 | 广东威创日新电子有限公司 | Method and apparatus for correcting multi-screen connected wall |
| CN101640038A (en) * | 2009-08-26 | 2010-02-03 | 广东威创视讯科技股份有限公司 | Display device colour luminance compensation method, device and system |
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