CN1971503A - A spliced screen display parameter balance adjustment method - Google Patents
A spliced screen display parameter balance adjustment method Download PDFInfo
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- CN1971503A CN1971503A CN 200610154905 CN200610154905A CN1971503A CN 1971503 A CN1971503 A CN 1971503A CN 200610154905 CN200610154905 CN 200610154905 CN 200610154905 A CN200610154905 A CN 200610154905A CN 1971503 A CN1971503 A CN 1971503A
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Abstract
The invention discloses a balance conditioning method of the paste-up screen display parameter, it characterized in that a control computer is set, and the control signal output terminal of the control computer is connected with the control signal input terminal of the first display unit via the control line, the control signal output terminal of the higher level display screen unit is connected with the control signal input terminal of the next level display screen unit via the control line, the display balanced data base which possesses parameter values of the three primary colors R, G, B in different conditions of every display screen unit is built in the control computer, the corresponding command is input to choose the relative data group according to demand, the parameter values of the three primary colors R, G, B in the data group are transferred to the corresponding display screen unit to obtain the paste-up screen display output balance in different condition, the advantages are when user utilization environment changes, the corresponding signal is input, the brightness and contrast of the whole paste-up screen can be adjusted as a display screen unit.
Description
Technical field
The present invention relates to a kind of mosaic display screen of giant-screen, especially relate to a kind of balance adjusting method of spliced screen display parameter.
Background technology
Existing combined and spliced display screen is made up of a plurality of independently display screen units, each display screen unit is because its display characteristic (comprising signalling channel and display unit) can not be in full accord, therefore caused display parameter such as the bright dark balance of brightness, contrast, colour temperature, RGB of each display screen unit and RGB three primary colours inconsistent.For the splicing picture that on combined and spliced screen, obtains evenly to show, just must guarantee the consistance of the demonstration output of each display screen unit by the display parameter that change each display screen unit.The work done in this respect of people at present mainly be display screen unit is combined and spliced finish after, by changing the rgb signal channel levels of display unit internal circuit, methods such as gain are regulated display parameter such as bright dark balance of brightness, contrast, colour temperature, the RGB of each display screen unit and RGB three primary colours, show splicing picture uniformly thereby reach.Traditional combined and spliced screen if each display screen unit show that output is consistent and generally the parameter of its setting do not changed, only when the display characteristic through each display unit behind the long-play changes, just can make amendment to display parameter again.The user has only a kind of demonstration output mode when usual the use like this, if the user because of environment for use change (as daytime environment brighter, evening is darker, or need high colour temperature when watching, TV pickup need hang down the colour temperature image) when needing to change output mode, need readjust the display parameter of each display screen unit, so not only need a large amount of workloads, and need the professional to regulate, use to the user and bring great inconvenience.
Summary of the invention
Technical matters to be solved by this invention provides a kind of operability that can improve system, the balance adjusting method of the spliced screen display parameter that the user can regulate easily voluntarily.
The present invention solves the problems of the technologies described above the technical scheme that is adopted: a kind of balance adjusting method of spliced screen display parameter, a controlling computer is set, be connected with the signal input end of first order display screen unit by the control signal output ends of control line described controlling computer, and successively the control signal output ends of upper level display screen unit is connected with the signal input end of next stage display screen unit by the control signal connecting line, in described controlling computer, set up then and have the R of each display screen unit under different condition, G, the demonstration balance database of B three primary colours parameter value, import corresponding instruction as required and transfer corresponding data sets, by described controlling computer with the R in this data set, G, the parameter value of B three primary colours sends to corresponding display screen unit, and the mosaic screen that promptly obtains under the different condition shows the output balance.
Set up to show that balance database may further comprise the steps: 1. reach when showing balance for the first time when mosaic screen, read R, the G of each display screen unit respectively, the parameter value of B three primary colours writes in the demonstration balance database as three primary data groups; 2. with respect to the parameter value of upper level data set, the equivalent increment that R, G, B three primary colours are made positive integer changes respectively, and whether the demonstration of judging mosaic screen export balance, is then to forward step to 4., otherwise forwards step to 3.; 3. the demonstration output of discrepant display screen unit in the mosaic screen is regulated, until reaching new demonstration balance; 4. R, the G of each display screen unit, the parameter value of B three primary colours are write corresponding storage unit in the demonstration balance database as three data sets; 5. judging whether the change value with respect to the parameter value of primary data group is surpassing 256, otherwise return step 2., is then to finish the foundation that shows balance database.
The demonstration output of mosaic screen is regulated as follows: 1. as required, with respect to the output of the demonstration under the former user mode, regulate R, the G of described first order display screen unit, the parameter value of B three primary colours by described controlling computer; 2. according to R, the G of described first order display screen unit, the parameter value of B three primary colours, in showing balance database, retrieve corresponding data automatically, obtain R, the G of other display screen unit, the parameter value of B three primary colours; 3. regulate by described controlling computer the data of the parameter value of R, the G of one group of correspondence, B three primary colours are imported display screen units at different levels respectively, obtain the demonstration output balance under the new user mode; 4. in 0~256 scope, change R, the G of described first order display screen unit, the parameter value of B three primary colours, obtain the demonstration output balance under each user mode in this scope.
The parameter value of described R, G, B three primary colours is brightness value and contrast value.
Compared with prior art, the invention has the advantages that R, the G that in controlling computer, sets up each display screen unit, the demonstration balance database of B three primary colours parameter value, corresponding each display screen unit of each class value in the database is regulated parameter accordingly can both make whole mosaic screen show that output is consistent, so when user's environment for use changes, as long as import corresponding signal easily, controlling computer will send to the parameter value in the corresponding data sets each display screen unit, and whole mosaic screen just can resemble regulates the brightness and contrast the display screen unit.
Description of drawings
Fig. 1 is the connected mode synoptic diagram of device of the present invention;
Fig. 2 is the process flow diagram that foundation of the present invention shows balance database;
Fig. 3 is that mosaic screen of the present invention shows the process flow diagram that output is regulated.
Embodiment
Embodiment describes in further detail the present invention below in conjunction with accompanying drawing.
As shown in the figure, a kind of balance adjusting method of spliced screen display parameter, a controlling computer 1 is set, be connected with the signal input end of first order display screen unit 3 by the control signal output ends of control line 2 controlling computer 1, and successively the control signal output ends of upper level display screen unit is connected with the signal input end of next stage display screen unit by control signal connecting line 4, in controlling computer 1, set up then and have the R of each display screen unit under different condition, G, the demonstration balance database of B three primary colours parameter value, set up to show that balance database may further comprise the steps: 1. reach when showing balance the first time when mosaic screen, read the R of each display screen unit respectively, G, the parameter value of B three primary colours writes as three primary data groups and shows in the balance database; 2. with respect to the parameter value of upper level data set, the equivalent increment that R, G, B three primary colours are made positive integer changes respectively, and whether the demonstration of judging mosaic screen export balance, is then to forward step to 4., otherwise forwards step to 3.; 3. the demonstration output of discrepant display screen unit in the mosaic screen is regulated, until reaching new demonstration balance; 4. R, the G of each display screen unit, the parameter value of B three primary colours are write corresponding storage unit in the demonstration balance database as three data sets; 5. judging whether the change value with respect to the parameter value of primary data group is surpassing 256, otherwise return step 2., is then to finish the foundation that shows balance database.
When regulating, import corresponding instruction as required and transfer corresponding data sets, by controlling computer the parameter value of the R in this data set, G, B three primary colours is sent to corresponding display screen unit, the mosaic screen that promptly obtains under the different condition shows the output balance.
In the foregoing description, the parameter value of R, G, B three primary colours can be brightness value and contrast value.Regulating brightness is by adjusting each display screen unit R, G, the brightness of B three primary colours respectively; Regulating contrast is by adjusting the contrast of each display screen unit RGB three primary colours respectively.No matter be that brightness or its principle of contrast of regulating each display screen unit R, G, B three primary colours all is equally as follows: suppose that mosaic screen is made up of n display screen unit, when reaching for the first time mosaic screen demonstration output unanimity, the value of each display screen unit R (red) is R1, R2, ..., Rn; The value of G (green) is G1, G2 ..., Gn; The value of B (indigo plant) is B1, B2 ..., Bn.On the basis of these values each display screen unit single-candidate is adjusted positive integer value, R is Δ R, and G is Δ G, and B is Δ B, and this moment, the value of each display screen unit R (red) was R1+ Δ R, R2+ Δ R ..., Rn+ Δ R; The value of G (green) is G1+ Δ G, G2+ Δ G ..., Gn+ Δ G; The value of B (indigo plant) is B1+ Δ B, B2+ Δ B ..., Bn+ Δ B.Whether observe mosaic screen demonstration output this moment consistent, each display screen unit shows output meeting basically identical generally speaking, if indivedual display screen unit display characteristics are very big, then have inconsistent situation, suppose to have only this moment second display screen unit to show that output is inconsistent, value through this display unit after adjusting is R2+ Δ R+ Δ r, G2+ Δ G+ Δ g, B2+ Δ B+ Δ b.Be R1+ Δ R with regard to the value that has obtained each display screen unit R (red) like this, R2+ Δ R+ Δ r, R3+ Δ R ..., Rn+ Δ R; The value of G (green) is G1+ Δ G, G2+ Δ G+ Δ g, and G3+ Δ G ..., Gn+ Δ G; The value of B (indigo plant) is B1+ Δ B, B2+ Δ B+ Δ r, B3+ Δ B, Bn+ Δ B, if R, G, B range of adjustment are 0-256, so just can in this scope, set up R, the G of each display screen unit, three corresponding tables of B, corresponding each display screen unit of each class value in the corresponding tables is regulated parameter accordingly can both make whole mosaic screen show that output is consistent.So need set up R, G, three corresponding tables of B brightness and three corresponding tables of RGB contrast in the 0-256 scope, each class value of these six corresponding tables is sent to each display screen unit, and whole mosaic screen just can resemble regulates the brightness and contrast the display screen unit.
Claims (4)
1, a kind of balance adjusting method of spliced screen display parameter, it is characterized in that being provided with a controlling computer, be connected with the signal input end of first order display screen unit by the control signal output ends of control line described controlling computer, and successively the control signal output ends of upper level display screen unit is connected with the signal input end of next stage display screen unit by the control signal connecting line, in described controlling computer, set up then and have the R of each display screen unit under different condition, G, the demonstration balance database of B three primary colours parameter value, import corresponding instruction as required and transfer corresponding data sets, by described controlling computer with the R in this data set, G, the parameter value of B three primary colours sends to corresponding display screen unit, and the mosaic screen that promptly obtains under the different condition shows the output balance.
2, the balance adjusting method of a kind of spliced screen display parameter as claimed in claim 1, it is characterized in that set up showing that balance database may further comprise the steps: 1. reach when showing balance for the first time when mosaic screen, read R, the G of each display screen unit respectively, the parameter value of B three primary colours writes in the demonstration balance database as three primary data groups; 2. with respect to the parameter value of upper level data set, the equivalent increment that R, G, B three primary colours are made positive integer changes respectively, and whether the demonstration of judging mosaic screen export balance, is then to forward step to 4., otherwise forwards step to 3.; 3. the demonstration output of discrepant display screen unit in the mosaic screen is regulated, until reaching new demonstration balance; 4. R, the G of each display screen unit, the parameter value of B three primary colours are write corresponding storage unit in the demonstration balance database as three data sets; 5. judging whether the change value with respect to the parameter value of primary data group is surpassing 256, otherwise return step 2., is then to finish the foundation that shows balance database.
3, the balance adjusting method of a kind of spliced screen display parameter as claimed in claim 1, the demonstration output that it is characterized in that mosaic screen is regulated as follows: 1. as required, with respect to the output of the demonstration under the former user mode, regulate R, the G of described first order display screen unit, the parameter value of B three primary colours by described controlling computer; 2. according to R, the G of described first order display screen unit, the parameter value of B three primary colours, in showing balance database, retrieve corresponding data automatically, obtain R, the G of other display screen unit, the parameter value of B three primary colours; 3. regulate by described controlling computer the data of the parameter value of R, the G of one group of correspondence, B three primary colours are imported display screen units at different levels respectively, obtain the demonstration output balance under the new user mode; 4. in 0~256 scope, change R, the G of described first order display screen unit, the parameter value of B three primary colours, obtain the demonstration output balance under each user mode in this scope.
4, as the balance adjusting method of claim 1 or 2 or 3 described a kind of spliced screen display parameters, the parameter value that it is characterized in that described R, G, B three primary colours is brightness value and contrast value.
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CNB200610154905XA CN100435086C (en) | 2006-11-29 | 2006-11-29 | A spliced screen display parameter balance adjustment method |
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102150127A (en) * | 2008-09-02 | 2011-08-10 | 泰勒斯公司 | Method for synchronising the display parameters of screens in an aircraft cockpit |
CN103137097A (en) * | 2011-11-24 | 2013-06-05 | 宁波Gqy视讯股份有限公司 | Split joint screen red, green, blue (RGB) brightness adjusting method |
CN103383634A (en) * | 2012-05-03 | 2013-11-06 | 联想(北京)有限公司 | Information processing method and electronic equipment |
WO2020248355A1 (en) * | 2019-06-10 | 2020-12-17 | 惠州市华星光电技术有限公司 | Display device and method for adjusting color difference of display device |
CN114697591A (en) * | 2020-12-29 | 2022-07-01 | 深圳Tcl新技术有限公司 | Display picture adjusting method and device, storage medium and terminal equipment |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07298172A (en) * | 1994-04-25 | 1995-11-10 | Mitsubishi Electric Corp | Multivision video projector and set |
JP3528763B2 (en) * | 2000-06-27 | 2004-05-24 | 日本電気株式会社 | Multi-screen display device |
US20040150649A1 (en) * | 2003-01-30 | 2004-08-05 | Jerry Moscovitch | Method and apparatus for matching multiple displays in a multi-display environment |
-
2006
- 2006-11-29 CN CNB200610154905XA patent/CN100435086C/en not_active Expired - Fee Related
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102150127A (en) * | 2008-09-02 | 2011-08-10 | 泰勒斯公司 | Method for synchronising the display parameters of screens in an aircraft cockpit |
CN103137097A (en) * | 2011-11-24 | 2013-06-05 | 宁波Gqy视讯股份有限公司 | Split joint screen red, green, blue (RGB) brightness adjusting method |
CN103137097B (en) * | 2011-11-24 | 2015-04-01 | 宁波Gqy视讯股份有限公司 | Split joint screen red, green, blue (RGB) brightness adjusting method |
CN103383634A (en) * | 2012-05-03 | 2013-11-06 | 联想(北京)有限公司 | Information processing method and electronic equipment |
WO2020248355A1 (en) * | 2019-06-10 | 2020-12-17 | 惠州市华星光电技术有限公司 | Display device and method for adjusting color difference of display device |
CN114697591A (en) * | 2020-12-29 | 2022-07-01 | 深圳Tcl新技术有限公司 | Display picture adjusting method and device, storage medium and terminal equipment |
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