CN105390111B - The detection method and detection device of sequence controller - Google Patents
The detection method and detection device of sequence controller Download PDFInfo
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- CN105390111B CN105390111B CN201510925369.8A CN201510925369A CN105390111B CN 105390111 B CN105390111 B CN 105390111B CN 201510925369 A CN201510925369 A CN 201510925369A CN 105390111 B CN105390111 B CN 105390111B
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
- G09G3/36—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source using liquid crystals
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Abstract
The present invention discloses a kind of detection method of sequence controller, provide multiple special offset datas, the mura compensating modules of the sequence controller receive offset data and original gray-scale data and handled after, output correct luma data to the liquid crystal display, by confirming whether the picture that the liquid crystal display is shown is correct, to judge whether the setting of the compensating parameter in the mura compensating modules is correct.The detection method can accurately judge whether the setting of the compensating parameter of the mura compensating modules of the sequence controller is correct, to make mura compensation effects reach best.Invention additionally discloses a kind of detection devices of sequence controller.
Description
Technical field
The present invention relates to liquid crystal display mura compensation techniques field more particularly to a kind of sequential with mura compensating modules
The detection method and detection device of controller.
Background technology
Due to the flaw on liquid crystal display (Liquid Crystal Display, LCD) processing procedure, often cause to produce
The display panel brightness irregularities of liquid crystal display out, formed various mura (mura refer to display brightness not
Uniformly, the phenomenon that causing various traces).In order to promote the uniformity of display panel (panel) brightness, existing mura compensation at present
Method shoots the mura forms of grey menu (the pure white pictures of different brightness) by camera, by comparing display panel
The brightness of center calculates the difference of peripheral regions and center brightness, then passes through the positions Contrary compensation mura
(region brighter than center reduces grayscale value, with reduce brightness to grayscale value；Grayscale is improved in the region darker than center
Value, to improve brightness), so that display panel is integrally reached than more consistent brightness.
General reversed offset data is all stored in flash memory (flash), meanwhile, in order to reduce design cost, dodge
The offset data of each pixel can't be stored in depositing.Current general way is with the region of n*n pixels (such as 8*8 pictures
Element) it does and compresses, each region only stores the offset data of a pixel in a flash memory, other pixels in region are then by linear
Interpolation calculation goes out.
The presentation of Mura compensation effects is：When liquid crystal display is shown, sequence controller (Timing
Controller, TCON) it can go to read the offset data in flash memory, it, will then according to the parameter setting inside sequence controller
Offset data is correctly matched to corresponding location point on flash memory, and the compensation number of other positions point is calculated by calculation formula
According to.If the compensating parameter setting inside sequence controller and interpolation algorithm mistake, can cause mura compensation effects bad.Sequential control
The offset data calculation formula of compensating parameter and other positions point inside device processed is designed by technology developer, in display surface
When the plate design phase uses sequence controller, it is necessary to reaffirm the function of compensating part inside sequence controller about mura
It is whether normal.And due to the scrambling of general mura, when being confirmed using common offset data (data), it is only capable of really
Recognizing mura compensation part can be to compensating, but can not confirm the accuracy of compensating movement, namely can not confirm sequential
Whether the offset data calculation formula of compensating parameter and other positions point inside controller is correct.
Invention content
Technical problem to be solved by the present invention lies in a kind of detection method of sequence controller of offer and a kind of sequential
The detection device of controller, just whether the compensating parameter setting of mura compensating modules that can be inside accurate judgement sequence controller
Really, make mura compensation effects best.
To achieve the goals above, embodiment of the present invention adopts the following technical scheme that：
On the one hand, a kind of detection method of sequence controller is provided, the sequence controller is applied to have in array point
The liquid crystal display of multiple display areas of cloth, the detection method include the following steps：
Data cell is generated, the data cell includes in array distribution and one-to-one with the multiple display area
Multiple offset datas, the data cell include mutually independent first area and second area, include in the first area
Specific shape is formed by by the offset data that numerical value is the first value, the second area includes being located at the data
Two stripe regions of two adjacent edges of unit, the line number of one of them stripe region and another described length
The columns of strip area is equal, and the numerical value of the offset data in the second area is second value, in the data cell
The numerical value of remaining offset data is third value；
Sequence controller with mura compensating modules reads and handles original gray-scale data and the offset data, and defeated
Go out to correct luma data to the liquid crystal display；
The display image for acquiring the liquid crystal display, when on the display image corresponding with the first area
The picture consistent with the specific shape is presented in one viewing area and the second viewing area corresponding with the second area is presented
When the long striped of same widths, judge that the compensating parameter setting of the mura compensating modules is correct.
Preferably, each of described liquid crystal display display area includes multiple pixel lists in array distribution
Member,
The line number of one of stripe region of the second area is at least three rows, another described described strip
The columns in region is at least three row, and the numerical value of the offset data in the second area is the second value being arranged alternately
Positive value and negative value,
The display image for acquiring the liquid crystal display, when second viewing area shows, multiple profiles are consistent, brightness
When the figure of gradual change carries out dark, bright alternatively distributed picture, judge that the interpolation algorithm setting of the mura compensating modules is correct.
Preferably, the line number of the multiple pixel unit of each display area is equal to columns, the offset data
It is located at the pixel unit or row last row last of the first row first row in compensation to the corresponding display area
Pixel unit,
The display image for acquiring the liquid crystal display, when second viewing area the figure shape be it is rectangular,
And the brightness of the figure is by center to when surrounding gradual change, judging that it is correct that the interpolation algorithm of the mura compensating modules is arranged.
Preferably, the absolute value of first value is equal to the absolute value of the second value, and the absolute value of the third value is small
In the absolute value of first value.
Preferably, the absolute value of first value and the absolute value of the second value and the absolute value of the third value
Difference is more than or equal to 10.
Preferably, the absolute value of first value is equal to 25, and the absolute value of the second value is equal to 25, and the third value is
0。
Preferably, the specific shape is letter shapes or numerical switch.
Preferably, in a flash memory, the mura of the flash memory and the sequence controller is mended for the multiple offset data storage
Repay module electrical connection.
On the other hand, a kind of detection device of sequence controller is also provided, it is in battle array that the sequence controller, which is applied to have,
The liquid crystal display of multiple display areas of column distribution, the detection device include：
Writing module, for generating data cell, the data cell include in array distribution and with the multiple display
Region multiple offset datas correspondingly, the data cell include mutually independent first area and second area, described
Include that specific shape is formed by by the offset data that numerical value is the first value in first area, the second area includes point
Not Wei Yu the data cell two adjacent edges two stripe regions, the line number of one of them stripe region
Equal with the columns of stripe region described in another, the numerical value of the offset data in the second area is second value, institute
The numerical value for stating remaining offset data in data cell is third value；
Data processing module includes the sequence controller with mura compensating modules, for reading and handling original gray-scale
Data and the offset data, and export and correct luma data to the liquid crystal display；
Acquisition and judgment module, the display image for acquiring the liquid crystal display, when on the display image with institute
State corresponding first viewing area in first area present the picture consistent with the specific shape and with the second area phase
When the long striped of same widths is presented in corresponding second viewing area, the compensating parameter setting of the mura compensating modules is being judged just
Really.
Preferably, each of described liquid crystal display display area includes multiple pixel lists in array distribution
Member,
The line number of one of stripe region of the second area of said write module is at least three rows, described
The columns of another stripe region is at least three row, and the numerical value of the offset data in the second area is to hand over
For the positive value and negative value of the second value of setting,
When second viewing area shows, multiple profiles are consistent, brightness gradual change figure progress is dark, bright alternatively distributed
When picture, the acquisition judges that the interpolation algorithm setting of the mura compensating modules is correct with judgment module.
Compared to the prior art, the invention has the advantages that：
The detection method of sequence controller described in the embodiment of the present invention provides multiple special offset datas, when described
The mura compensating modules of sequence controller receive offset data and original gray-scale data and handled after, output correct ash
Exponent number is according to the liquid crystal display, and whether the picture shown by the confirmation liquid crystal display is correct, to judge
Whether the compensating parameter setting stated in mura compensating modules is correct.The detection method can accurately judge the timing control
Whether the setting of the compensating parameter of the mura compensating modules of device is correct, to make mura compensation effects reach best.
The detection device of sequence controller described in the embodiment of the present invention can accurately judge the institute of the sequence controller
Whether the setting for stating the compensating parameter of mura compensating modules is correct, to make mura compensation effects reach best.
Description of the drawings
In order to illustrate more clearly of technical scheme of the present invention, attached drawing needed in embodiment will be made below
Simply introduce, it should be apparent that, the accompanying drawings in the following description is only some embodiments of the present invention, general for this field
For logical technical staff, without creative efforts, other attached drawings can also be obtained such as these attached drawings.
Fig. 1 is that the structure of the sequence controller in a kind of detection method of sequence controller provided in an embodiment of the present invention is shown
It is intended to.
Fig. 2 is one group of offset data in a kind of detection method of sequence controller provided in an embodiment of the present invention.
Fig. 3 is liquid crystal display in a kind of detection method of sequence controller provided in an embodiment of the present invention in Fig. 2 institutes
Show the display image schematic diagram under offset data.
Fig. 4 is another group of offset data in a kind of detection method of sequence controller provided in an embodiment of the present invention.
Fig. 5 is liquid crystal display in a kind of detection method of sequence controller provided in an embodiment of the present invention in Fig. 4 institutes
Show the display image schematic diagram under offset data.
Fig. 6 is a kind of structural schematic diagram of the detection device of sequence controller provided in an embodiment of the present invention.
Specific implementation mode
Below in conjunction with the attached drawing in embodiment of the present invention, the technical solution in embodiment of the present invention is carried out clear
Chu is fully described by.
Also referring to Fig. 1 to Fig. 3, the embodiment of the present invention provides a kind of detection method of sequence controller, the sequential
Controller 2 is applied to the liquid crystal display 1 with multiple display areas 10 in array distribution, and the detection method includes as follows
Step：
Step STEP1：
Generate data cell 01 (numerical tabular 01 as shown in Figure 2), the data cell 01 include in array distribution and with institute
The one-to-one multiple offset data D2 in multiple display areas 10 are stated, the data cell 01 includes mutually independent first area
011 and second area 012, include that spy is formed by by the offset data that numerical value is the first value a in the first area 011
Shape shape, and the second area 012 includes two strips of the two adjacent edges for being located at the data cell 01
Region, the line number of one of them stripe region 0121 is equal with the columns of stripe region described in another 0122, and described
The numerical value of the offset data in two regions 012 is second value b, the numerical value of remaining offset data in the data cell 01
For third value c；
Step STEP2：
Sequence controller 2 with mura compensating modules 21 reads and handles original gray-scale data D1 and the offset data
D2, and export and correct luma data D3 to the liquid crystal display 1；
Step STEP3：
The display image for acquiring the liquid crystal display 1, when corresponding with the first area 011 on the display image
The first viewing area 11 picture and with the second area 012 corresponding second consistent with the specific shape is presented
When identical long striped is presented in viewing area 12, judge that the compensating parameter setting of the mura compensating modules is correct.
In the present embodiment, as shown in Figures 2 and 3, when the specific shape in the data cell 01 is letter
" A ", first viewing area 11 show the picture consistent with the specific shape, namely show the consistent letter of shape
When " A ", judge that the picture reverse display parameter setting in the compensating parameter of the mura compensating modules 21 is correct, so as to simultaneous
The scan mode design for holding client's different demands, can show since the upper left corner, can also be shown since the lower right corner.Instead
It is likely to occur the letter " A " of handstand if mistake is arranged in the picture flip parameter.Meanwhile when second viewing area
On 12 present same widths long striped, namely corresponding to the stripe region 0121 long striped column direction width with it is right
The width of the line direction of the long striped of stripe region 0122 described in Ying Yu is identical, it was demonstrated that the offset data D2 is compensated
Onto correct position, judge that the picture offset display parameters in the compensating parameter of the mura compensating modules 21 are arranged just
Really., whereas if mistake is arranged in the picture offset parameter, then it is likely to occur the non-uniform situation of width of long striped, or
Occurs the different long striped side by side of brightness on second viewing area 12.The detection side of sequence controller described in the present embodiment
Method, provides multiple special offset data D2, and the mura compensating modules 21 of the sequence controller 2 receive offset data
D2 and original gray-scale data D1 and after being handled, output correct luma data D3 to the liquid crystal display, pass through confirmation
Whether the picture that the liquid crystal display 1 is shown is correct, to judge that the compensating parameter in the mura compensating modules 21 is set
It is fixed whether correct.The detection method can accurately judge the benefit of the mura compensating modules 21 of the sequence controller 2
Whether the setting for repaying parameter is correct, to make mura compensation effects reach best.
It should be understood that in the present embodiment, the first value a and the second value b are not equal to the third value
C, to enable the display area of reception the first value a and the second value b to show the face different from other display areas
Color, to facilitate Image Acquisition and the comparison in detection process.First area 011 described in the present embodiment and the second area
012 independently of each other, namely is not overlapped, and is to ensure the accuracy of detection to exclude interfering with each other between data.
Further, also referring to Fig. 1 to Fig. 3, each of described liquid crystal display 1 display area 10 includes
The multiple pixel units being arranged in array.The line number of one of stripe region 0121 of the second area 012 is extremely
Few three rows, another stripe region 0122 columns be at least three to arrange, and it is described in the second area 012
The positive value and negative value (such as b and-b) that the numerical value of offset data D2 is the second value b being arranged alternately.Acquire the liquid crystal display
1 display image, when second viewing area 12 shows, multiple profiles are consistent, figure 121 of brightness gradual change carries out dark, bright friendship
For distribution picture when, judge that the interpolation algorithm setting of the mura compensating modules is correct.
In the present embodiment, due in the display area 10 only one of which pixel unit be directly by the compensation
Data D2 is compensated, and rest of pixels unit is by the interpolation of the mura compensating modules 21 in the sequence controller 2
What algorithm was calculated, so when the offset data D2 progress positive and negative values in the second area 012 are alternately arranged, institute
It states the second viewing area 12 and will present out the figures 121 of multiple brightness gradual changes and carry out dark, bright alternatively distributed picture.Therefore if institute
Compensating parameter and the interpolation algorithm setting for stating mura compensating modules 21 are correct, then each figure 121 can be relatively large
It is small and equal shape, the consistent picture of profile can also be presented., whereas if mistake is arranged in the interpolation algorithm, then it is described
Second viewing area 12, which is likely to occur, to differ in size or figure that brightness gradual change trend is different.Certainly, join if it is the compensation
Number setting mistake namely offset data D2 are compensated to the position of mistake, it is also possible to second viewing area 12 be caused to be likely to occur
Differ in size or figure that brightness gradual change trend is different, it is therefore desirable to generally require by other offset datas carry out it is dual really
Recognize, for example, the first area 011 in above-described embodiment offset data.
The detection method of sequence controller described in the present embodiment provides multiple special offset data D2, the sequential
The mura compensating modules 21 of controller 2 receive offset data D2 and original gray-scale data D1 and handled after, output
Amendment luma data D3 is to the liquid crystal display, by confirming whether the picture that the liquid crystal display 1 is shown is correct,
To judge whether the compensation interpolation algorithms of the mura in the mura compensating modules 21 are correct.The detection method being capable of accurate judgement
Whether the setting of the mura compensation interpolation algorithms of the mura compensating modules 21 of the sequence controller 2 is correct, to make
Mura compensation effects reach best.
Further, the line number of the multiple pixel unit of each display area is equal to columns, the compensation number
It is last according to the pixel unit or row last that are located at the first row first row in compensation to the corresponding display area
The pixel unit of row.The display image for acquiring the liquid crystal display, when the shape of the figure of second viewing area is
It is rectangular, and the brightness of the figure is by center to the interpolation algorithm setting for when surrounding gradual change, judging the mura compensating modules
Correctly.
Certainly, the offset data can be compensated to any one pixel unit in the display area, present invention choosing
It selects and compensates the offset data to the pixel unit for being located at the first row first row in the corresponding display area, be for letter
Change the interpolation algorithm, so as to improve the display effect of the liquid crystal display.The shape of the figure and the display area
Division it is related, the gradual change trend of the brightness is related to the setting of the offset data, therefore can also be by described in change
The division of display area and being arranged to change the display picture of the figure for the offset data, make the figure be easier quilt
Identification and comparison, to improve the detection efficiency of the sequence controller.
Further, also referring to Fig. 1, Fig. 4 and Fig. 5, the data cell 01 (namely numerical tabular as shown in Figure 4)
Second area 012 can also include four stripe regions at the four edges edge of the data cell 01 simultaneously, and every long
Strip area includes at least three rows or at least three row offset datas, the offset data D2's in the second area 012
Numerical value is the positive value and negative value for the second value b being arranged alternately.Acquire on the liquid crystal display 1 with 012 phase of the second area
The image of corresponding second viewing area 12 (namely peripheral regions of liquid crystal display 1 as shown in Figure 5), when second display
Area 12 is presented the long striped of same widths, and the long striped include multiple dark, bright alternatively distributed profiles unanimously, brightness gradually
When picture (as shown in Figure 5) of the figure 121 of change, the compensation of the mura compensating modules 21 of the sequence controller 2 is judged
Parameter and interpolation algorithm setting are correct.
The present embodiment improves the sequence controller by increasing the quantity of the offset data D2 of the second area 012
Detection method accuracy that the mura compensating modules 21 of the sequence controller 2 are detected.
Further, the absolute value of the first value a is equal to the absolute value of the second value b, and the third value c's is absolute
Absolute value of the value less than the first value a.Preferably, the absolute value of the first value a and the second value b are described equal to 25
Third value c is 0.It should be understood that a described herein and b all can be non-zero values, can be just or negative.Work as institute
It states the first value a and fills in the aobvious of the first value a or second value b when either the second value b is bigger than the third value c
Show that regional luminance is brighter than the display area for filling in the third value c, it is on the contrary then dark.Therefore, in order to facilitate Image Acquisition and comparison,
The purpose of the more bigger detection method more easy to implement of the difference of the first value a and second value b and the third value c,
In this implementation, the preferably described difference is more than or equal to 10, and Image Acquisition and the purpose of comparison can be carried out by human eye to realize.Together
Sample, in order to easy to detect, the first value a can be set and be equal to the second value b.As long as however, it is to be understood that institute
When stating the first value a and second value b different from the third value c, the offset data can be arbitrarily filled in, it can be real
The purpose of existing technical solution of the present invention.
Further, the specific shape in step STEP1 is letter shapes or numerical switch, certain institute of the present invention
It includes but not limited to letter shapes or numerical switch to state specific shape, is that principle is designed i.e. to facilitate identification and comparison
It can.
Further, referring to Fig. 1, the multiple offset data is stored in flash memory (flash) 3, the flash memory 3 and institute
The mura compensating modules 21 electrical connection for stating sequence controller 2, to realize that the sequence controller 2 can be from the flash memory 3
Middle reading offset data D2.
Also referring to Fig. 1, Fig. 2, Fig. 3 and Fig. 6, the embodiment of the present invention also provides a kind of detection device of sequence controller
100, the sequence controller 2 is applied to the liquid crystal display 1 with multiple display areas 10 in array distribution, the detection
Device includes：
Writing module 110, for generating data cell 01 (numerical tabular 01 as shown in Figure 2), the data cell 01 includes
In array distribution and with the multiple display area 10, multiple offset data D2, the data cell 01 include phase correspondingly
Mutual independent first area 011 and second area 012 include by the benefit that numerical value is the first value a in the first area 011
It repays data and is formed by specific shape, the second area 012 includes adjacent two for being located at the data cell 01
Two stripe regions of edge, the line number of one of them stripe region 0121 and another stripe region 0122
Columns is equal, and the numerical value of the offset data in the second area 012 is second value b, its in the data cell 01
The numerical value of remaining offset data is third value c；
Data processing module 120 includes the sequence controller 2 with mura compensating modules 21, for reading and handling original
The beginning luma data D1 and offset data D2, and export and correct luma data D3 to the liquid crystal display 1；
Acquisition and judgment module 130, the display image for acquiring the liquid crystal display 1, when on the display image
Corresponding with the first area 011 first viewing area 11 present the picture consistent with the specific shape and with it is described
When identical long striped is presented in 012 corresponding second viewing area 12 of second area, the benefit of the mura compensating modules 21 is judged
It is correct to repay parameter setting.
The detection device 100 of sequence controller described in the present embodiment provides multiple special offset data D2, when described
The mura compensating modules 21 of sequence controller 2 receive offset data D2 and original gray-scale data D1 and handled after, it is defeated
Go out to correct luma data D3 to the liquid crystal display, by confirming picture that the liquid crystal display 1 is shown whether just
Really, come judge the compensating parameter in the mura compensating modules 21 setting it is whether correct.The detection device can accurately be sentenced
Whether the setting of the compensating parameter of the mura compensating modules 21 of the disconnected sequence controller 2 is correct, to make mura compensate
Effect reaches best.
Further, also referring to Fig. 1, Fig. 2, Fig. 3 and Fig. 6, each of described liquid crystal display 1 display area
10 include multiple pixel units in array distribution.Secondth area of the said write module 110 of the detection device 100
The line number of one of stripe region 0121 in domain 012 is at least three rows, another described described stripe region 0122
Columns is at least three row, and the numerical value of the offset data in the second area 012 is the second value b being arranged alternately
Positive value and negative value.When second viewing area 12 shows, multiple profiles are consistent, figure 121 of brightness gradual change carries out dark, bright friendship
For distribution picture when, the acquisition judges that the interpolation algorithm setting of the mura compensating modules 21 is correct with judgment module 130.
The detection device 100 of sequence controller described in the present embodiment provides multiple special offset data D2, when described
The mura compensating modules 21 of sequence controller 2 receive offset data D2 and original gray-scale data D1 and handled after, it is defeated
Go out to correct luma data D3 to the liquid crystal display, by confirming picture that the liquid crystal display 1 is shown whether just
Really, come judge the mura in the mura compensating modules 21 compensation interpolation algorithm it is whether correct.The detection device can be accurate
Judge whether the setting of the mura compensation interpolation algorithms of the mura compensating modules 21 of the sequence controller 2 is correct, to
Mura compensation effects are made to reach best.
The above is the preferred embodiment of the present invention, it is noted that for those skilled in the art
For, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also considered as
Protection scope of the present invention.
Claims (10)
1. a kind of detection method of sequence controller, the sequence controller is applied to multiple viewing areas in array distribution
The liquid crystal display in domain, which is characterized in that the detection method includes the following steps：
Data cell is generated, the data cell includes in array distribution and multiple correspondingly with the multiple display area
Offset data, the data cell include mutually independent first area and second area, include by counting in the first area
Value is that the offset data of the first value is formed by specific shape, and the second area includes being located at the data cell
Two adjacent edges two stripe regions, the pixel unit line number of one of them stripe region and another institute
The pixel unit columns for stating stripe region is equal, and the numerical value of the offset data in the second area is second value, described
The numerical value of remaining offset data in data cell is third value；
Sequence controller with mura compensating modules reads and handles original gray-scale data and the offset data, and exports and repair
Positive luma data is to the liquid crystal display；
The display image for acquiring the liquid crystal display, when corresponding with the first area first is aobvious on the display image
Show that the picture consistent with the specific shape and identical as the corresponding second viewing area presentation of the second area is presented in area
When the long striped of width, judge that the compensating parameter setting of the mura compensating modules is correct.
2. the detection method of sequence controller as described in claim 1, which is characterized in that each institute of the liquid crystal display
It includes the multiple pixel units for being in array distribution to state display area,
The pixel unit line number of one of stripe region of the second area is at least three rows, described described in another
The pixel unit columns of stripe region is at least three row, and the numerical value of the offset data in the second area is alternating
The positive value and negative value of the second value of setting,
The display image for acquiring the liquid crystal display, when second viewing area shows, multiple profiles are consistent, brightness gradual change
Figure when carrying out dark, bright alternatively distributed picture, judge that the interpolation algorithm setting of the mura compensating modules is correct.
3. the detection method of sequence controller as claimed in claim 2, which is characterized in that each the display area is described
The line number of multiple pixel units is equal to columns, and the offset data is compensated to being located at the first row the in the corresponding display area
The pixel unit of one row or the pixel unit of row last row last,
The display image for acquiring the liquid crystal display, when second viewing area the figure shape be it is rectangular, and
The brightness of the figure is by center to when surrounding gradual change, judging that it is correct that the interpolation algorithm of the mura compensating modules is arranged.
4. the detection method of sequence controller as described in claim 1, which is characterized in that the absolute value of first value is equal to
The absolute value of the second value, the absolute value of the third value are less than the absolute value of first value.
5. the detection method of sequence controller as described in claim 1, which is characterized in that the absolute value of first value and
The absolute value of the second value and the difference of the absolute value of the third value are more than or equal to 10.
6. the detection method of sequence controller as claimed in claim 5, which is characterized in that the absolute value of first value is equal to
25, the absolute value of the second value is equal to 25, and the third value is 0.
7. the detection method of sequence controller as described in claim 1, which is characterized in that the specific shape is letter shapes
Or numerical switch.
8. the detection method of sequence controller as described in claim 1, which is characterized in that the multiple offset data is stored in
In flash memory, the flash memory is electrically connected with the mura compensating modules of the sequence controller.
9. a kind of detection device of sequence controller, the sequence controller is applied to multiple viewing areas in array distribution
The liquid crystal display in domain, which is characterized in that the detection device includes：
Writing module, for generating data cell, the data cell include in array distribution and with the multiple display area
One-to-one multiple offset datas, the data cell include mutually independent first area and second area, and described first
Include that specific shape is formed by by the offset data that numerical value is the first value in region, the second area includes difference position
Two stripe regions in two adjacent edges of the data cell, the pixel unit of one of them stripe region
Line number is equal with the pixel unit columns of stripe region described in another, the numerical value of the offset data in the second area
For second value, the numerical value of remaining offset data in the data cell is third value；
Data processing module includes the sequence controller with mura compensating modules, for reading and handling original gray-scale data
With the offset data, and exports and correct luma data to the liquid crystal display；
Acquisition and judgment module, the display image for acquiring the liquid crystal display, when on the display image with described the
The picture consistent with the specific shape and corresponding with the second area is presented in corresponding first viewing area in one region
The second viewing area when the long striped of same widths is presented, judge that the compensating parameter setting of the mura compensating modules is correct.
10. the detection device of sequence controller as claimed in claim 9, which is characterized in that each of described liquid crystal display
The display area includes multiple pixel units in array distribution,
The pixel unit line number of one of stripe region of the second area of said write module be at least three rows,
The pixel unit columns of another stripe region is at least three row, and the compensation number in the second area
According to numerical value be the second value being arranged alternately positive value and negative value,
When second viewing area shows, multiple profiles are consistent, figure of brightness gradual change carries out dark, bright alternatively distributed picture
When, the acquisition judges that the interpolation algorithm setting of the mura compensating modules is correct with judgment module.
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| CN106297692B (en) * | 2016-08-26 | 2019-06-07 | 深圳市华星光电技术有限公司 | A kind of method and device that clock controller is adaptive |
| CN106125367B (en) * | 2016-08-26 | 2019-03-15 | 深圳市华星光电技术有限公司 | A kind of method and device detecting Mura offset data exception |
| CN106952629B (en) * | 2017-05-10 | 2020-01-31 | 深圳市华星光电技术有限公司 | Repairing method, compensating device and liquid crystal display aiming at regular mura |
| CN107240384B (en) * | 2017-08-11 | 2019-04-05 | 芯颖科技有限公司 | Display brightness compensation method and device |
| CN108109573A (en) | 2017-12-06 | 2018-06-01 | 深圳市华星光电半导体显示技术有限公司 | The update method of the Mura offset datas of display panel |
| CN108281120B (en) * | 2018-01-27 | 2020-04-10 | 深圳市华星光电半导体显示技术有限公司 | Mura repairing method of display panel |
| CN108766372B (en) * | 2018-04-28 | 2020-12-01 | 咸阳彩虹光电科技有限公司 | Method for improving mura phenomenon of display panel |
| CN108831393B (en) * | 2018-06-27 | 2020-12-22 | 深圳市华星光电半导体显示技术有限公司 | Mura compensation optimization method and system for liquid crystal display panel |
| CN109493800B (en) * | 2018-11-30 | 2020-08-04 | 深圳市华星光电半导体显示技术有限公司 | Processing method of visual angle compensation lookup table and driving method of display device |
| CN109616074B (en) * | 2019-01-31 | 2021-04-13 | 厦门天马微电子有限公司 | Display method and display device |
| TWI715178B (en) * | 2019-09-02 | 2021-01-01 | 友達光電股份有限公司 | Display and method of reducing mura |
| CN110634435A (en) * | 2019-09-24 | 2019-12-31 | 武汉天马微电子有限公司 | Compensation processing method and compensation processing device for display panel |
| CN110930913B (en) | 2019-12-10 | 2021-10-22 | 京东方科技集团股份有限公司 | Display compensation data, data detection method and device and display panel |
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| CN101315745B (en) * | 2007-05-28 | 2012-11-28 | 统宝光电股份有限公司 | Image display system and its moire defect elimination method |
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