CN110085168A - A kind of driving method and device of display panel - Google Patents
A kind of driving method and device of display panel Download PDFInfo
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- CN110085168A CN110085168A CN201910432062.2A CN201910432062A CN110085168A CN 110085168 A CN110085168 A CN 110085168A CN 201910432062 A CN201910432062 A CN 201910432062A CN 110085168 A CN110085168 A CN 110085168A
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- chromaticity coordinates
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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
- G09G3/22—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 using controlled light sources
- G09G3/30—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 using controlled light sources using electroluminescent panels
- G09G3/32—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 using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED]
- G09G3/3208—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 using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED] organic, e.g. using organic light-emitting diodes [OLED]
-
- 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
- G09G3/3607—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 for displaying colours or for displaying grey scales with a specific pixel layout, e.g. using sub-pixels
Abstract
The invention discloses a kind of driving method of display panel and devices, by the image data for receiving picture to be shown, and according to the relationship between the pixel region, color of object sub-pixel and predetermined coefficient pre-established, the corresponding each data of color of object sub-pixel in the pixel unit of most white luminance to be shown are adjusted, is controlled the display panel shown according to data adjusted later.It can be adjusted in this way to by the pixel unit color to display of the most white luminance to be shown in image to be shown, so as to which image to be shown is met display panel specification to be achieved, improve display effect.
Description
Technical field
The present invention relates to field of display technology, in particular to the driving method and device of a kind of display panel.
Background technique
In the preparation process of display panel, due to manufacturing process etc. so that in display panel different zones film
There may be inhomogeneities for thickness degree and characteristic, and it is uneven will to will lead to different zones display brightness in this way, to influence entire figure
The display effect of picture.
Summary of the invention
The embodiment of the present invention provides the driving method and device of a kind of display panel, to improve display effect.
The driving method of display panel provided in an embodiment of the present invention, comprising:
Receive the image data of picture to be shown;Wherein, described image data include: the corresponding number of multiple color sub-pixel
According to;
It is corresponding according to the pixel region, color of object sub-pixel, predetermined coefficient and the color of object sub-pixel that pre-establish
Data between relationship, each data corresponding to the color of object sub-pixel in the pixel unit of most white luminance to be shown carry out
Adjustment;Wherein, the viewing area of the display panel is divided into multiple pixel regions of array arrangement, the mesh in each pixel region
Mark the corresponding predetermined predetermined coefficient of color sub-pixels;
The display panel is controlled according to data adjusted to be shown.
Optionally, in embodiments of the present invention, the pixel region pre-established, color of object sub-pixel, default system
Relationship between the several and corresponding data of color of object sub-pixel meets formula: P_c-k=a_c-kQ_c-k;
Wherein, 1≤k≤K and k are integer, and K represents the sum of the pixel region, and c represents the color of a sub-pixel,
a_c-kWhen representing the color of object sub-pixel as c color, corresponding predetermined coefficient in k-th of pixel region, P_c-kDescribed in representative
The corresponding number adjusted of color of object sub-pixel when color of object sub-pixel is c color, in k-th of pixel region
According to Q_c-kColor of object sub-pixel pair when representing the color of object sub-pixel as c color, in k-th of pixel region
Data before the adjustment answered.
Optionally, in embodiments of the present invention, the color of object includes red, c=1;Determine k-th of pixel region
The corresponding predetermined coefficient a in domain_1-kMethod, comprising:
White balance correction is carried out to the physical centre region of the viewing area;
Display panel after controlling the white balance correction shows the pure color picture of highest grayscale in the color of object;
Obtain the corresponding chromaticity coordinates matrix of pure color picture of highest grayscale in the color of object;Wherein, the viewing area
It is divided into K pixel region of array arrangement, the corresponding chromaticity coordinates of the color of object sub-pixel in each pixel region
(x_1-k, y_1-k), the chromaticity coordinates matrix includes the corresponding chromaticity coordinates of color of object sub-pixel in each pixel region
(x_1-k, y_1-k);
The corresponding chromaticity coordinates of at least two pixel regions in the physical centre region is chosen, and determines that the color chosen is sat
The arithmetic mean of instantaneous value of x in mark;
According to formula M1=a_1-kN1_k, determine the predetermined coefficient of the red sub-pixel of corresponding each pixel region
a_1-k;Wherein, M1 represents the arithmetic mean of instantaneous value of the x determined, N1_kIt represents in the corresponding chromaticity coordinates of k-th of pixel region
x_1-k。
Optionally, in embodiments of the present invention, the color of object includes green, c=2;Determine k-th of pixel region
The corresponding predetermined coefficient a in domain_2-kMethod, comprising:
White balance correction is carried out to the physical centre region of the viewing area;
Display panel after controlling the white balance correction shows the pure color picture of highest grayscale in the color of object;
Obtain the corresponding chromaticity coordinates matrix of pure color picture of highest grayscale in the color of object;Wherein, the viewing area
It is divided into K pixel region of array arrangement, the corresponding chromaticity coordinates of the color of object sub-pixel in each pixel region
(x_2-k, y_2-k), the chromaticity coordinates matrix includes the corresponding chromaticity coordinates of color of object sub-pixel in each pixel region
(x_2-k, y_2-k);
The corresponding chromaticity coordinates of at least two pixel regions in the physical centre region is chosen, and determines that the color chosen is sat
The arithmetic mean of instantaneous value of y in mark;
According to formula M2=a_2-kN2_k, determine the predetermined coefficient of the green sub-pixels of corresponding each pixel region
a_2-k;Wherein, M2 represents the arithmetic mean of instantaneous value of the y determined, N2_kIt represents in the corresponding chromaticity coordinates of k-th of pixel region
y_2-k。
Optionally, in embodiments of the present invention, the color of object includes blue, c=3;Determine k-th of pixel region
The corresponding predetermined coefficient a in domain_3-kMethod, comprising:
White balance correction is carried out to the physical centre region of the viewing area;
Display panel after controlling the white balance correction shows the pure color picture of highest grayscale in the color of object;
Obtain the corresponding chromaticity coordinates matrix of pure color picture of highest grayscale in the color of object;Wherein, the viewing area
It is divided into K pixel region of array arrangement, the corresponding chromaticity coordinates of the color of object sub-pixel in each pixel region
(x_3-k, y_3-k), the chromaticity coordinates matrix includes the corresponding chromaticity coordinates of color of object sub-pixel in each pixel region
(x_3-k, y_3-k);
The corresponding chromaticity coordinates of at least two pixel regions in the physical centre region is chosen, and determines selection respectively
The arithmetic mean of instantaneous value of x and y in chromaticity coordinates;
According to formula M3=-a_3-kN3_k, determine the predetermined coefficient of the blue subpixels of corresponding each pixel region
a_3-k;Wherein, M3 represents the product of the arithmetic mean of instantaneous value of the x determined and the arithmetic mean of instantaneous value of y, N3_kRepresent k-th of picture
X in the corresponding chromaticity coordinates in plain region_3-kAnd y_3-kProduct.
Optionally, in embodiments of the present invention, the color of object includes red, green and blue;Determine the kth
The corresponding predetermined coefficient a of a pixel region_c-kMethod, comprising:
White balance correction is carried out to the physical centre region of the viewing area;
Display panel after controlling the white balance correction is successively shown in red, the described green and the blue
The pure color picture of highest grayscale;
The corresponding chromaticity coordinates of pure color picture of highest grayscale in red, the described green and the blue is obtained respectively
Matrix;Wherein, the viewing area is divided into K pixel region of array arrangement, and each pixel region corresponds a red
Chromaticity coordinates (the x of sub-pixel_1-k, y_1-k), the chromaticity coordinates (x of green sub-pixels_2-k, y_2-k) and blue subpixels chromaticity coordinates
(x_3-k, y_3-k), the corresponding chromaticity coordinates matrix of the red sub-pixel include in each pixel region red sub-pixel it is corresponding
Chromaticity coordinates (x_1-k, y_1-k), the corresponding chromaticity coordinates matrix of the green sub-pixels includes each pixel region Green
Corresponding chromaticity coordinates (the x of pixel_2-k, y_2-k), the corresponding chromaticity coordinates matrix of the blue includes blue in each pixel region
Corresponding chromaticity coordinates (x_3-k, y_3-k);
The corresponding red sub-pixel of at least two pixel regions in the physical centre region, described green is chosen respectively
Sub-pixels and the corresponding chromaticity coordinates of the blue subpixels, and the red sub-pixel, the sub- picture of green are determined respectively
The arithmetic mean of instantaneous value of x and y in the chromaticity coordinates of the corresponding selection of plain and described blue subpixels;
According to formula M1=a_1-kN1_k, determine the predetermined coefficient of the red sub-pixel of corresponding each pixel region
a_1-k, according to formula M2=a_2-kN2_k, determine the predetermined coefficient a of the green sub-pixels of corresponding each pixel region_2-k, with
And according to formula M3=-a_3-kN3_k, determine the predetermined coefficient a of the blue subpixels of corresponding each pixel region_3-k;Its
In, M1 represents the arithmetic mean of instantaneous value of the x determined, N1_kRepresent x in the corresponding chromaticity coordinates of k-th of pixel region_1-k, M2
Represent the arithmetic mean of instantaneous value of the y determined, N2_kRepresent y in the corresponding chromaticity coordinates of k-th of pixel region_2-k, M3 represents true
The product of the arithmetic mean of instantaneous value of the arithmetic mean of instantaneous value and y of the x made, N3_kRepresent the corresponding chromaticity coordinates of k-th of pixel region
Middle x_3-kAnd y_3-kProduct.
The embodiment of the present invention also provides a kind of driving device of display panel, comprising:
Receiving unit, for receiving the image data of picture to be shown;Wherein, described image data include: multiple color
The corresponding data of sub-pixel;
Adjustment unit, for according to pixel region, color of object sub-pixel, predetermined coefficient and the target face pre-established
Relationship between the corresponding data of sub-pixels, it is corresponding to the color of object sub-pixel in the pixel unit of most white luminance to be shown
Each data be adjusted;Wherein, the viewing area of the display panel is divided into multiple pixel regions of array arrangement, each picture
The corresponding predetermined predetermined coefficient of color of object sub-pixel in plain region;
Display driver element is shown for controlling the display panel according to data adjusted.
Optionally, in embodiments of the present invention, the pixel region pre-established, color of object sub-pixel, default system
Relationship between the several and corresponding data of color of object sub-pixel meets formula: P_c-k=a_c-kQ_c-k;
Wherein, 1≤k≤K and k are integer, and K represents the sum of the pixel region, and c represents the color of a sub-pixel,
a_c-kWhen representing the color of object sub-pixel as c color, corresponding predetermined coefficient in k-th of pixel region, P_c-kDescribed in representative
The corresponding number adjusted of color of object sub-pixel when color of object sub-pixel is c color, in k-th of pixel region
According to Q_c-kColor of object sub-pixel pair when representing the color of object sub-pixel as c color, in k-th of pixel region
Data before the adjustment answered.
The embodiment of the present invention also provides a kind of display device, including display panel and above-mentioned driving device.
The embodiment of the present invention also provides a kind of computer readable storage medium, is stored thereon with computer program, the program
The step of driving method described above is realized when being executed by processor.
The embodiment of the present invention also provides a kind of computer equipment, including memory, processor and storage are on a memory simultaneously
The computer program that can be run on a processor, the processor realize driving method described above when executing described program
Step.
The present invention has the beneficial effect that:
The driving method and device of display panel provided in an embodiment of the present invention, by the picture number for receiving picture to be shown
According to, and according to the relationship between the pixel region, color of object sub-pixel and predetermined coefficient pre-established, to be shown most white
The corresponding each data of color of object sub-pixel in the pixel unit of brightness are adjusted, and are controlled later according to data adjusted
Display panel is shown.It can be shown in this way to by the pixel unit of the most white luminance to be shown in image to be shown
Color be adjusted, so as to which image to be shown is met display panel specification to be achieved, improve display effect.
Detailed description of the invention
Fig. 1 is the flow chart of driving method provided in an embodiment of the present invention;
Fig. 2 is the schematic diagram of the pixel region of display panel provided in an embodiment of the present invention;
Fig. 3 is the flow chart of the method for the corresponding predetermined coefficient of k-th of pixel region of determination provided in an embodiment of the present invention
One of;
Fig. 4 is one of the schematic diagram of chromaticity coordinates matrix provided in an embodiment of the present invention;
Fig. 5 is the flow chart of the method for the corresponding predetermined coefficient of k-th of pixel region of determination provided in an embodiment of the present invention
Two;
Fig. 6 is the two of the schematic diagram of chromaticity coordinates matrix provided in an embodiment of the present invention;
Fig. 7 is the flow chart of the method for the corresponding predetermined coefficient of k-th of pixel region of determination provided in an embodiment of the present invention
Three;
Fig. 8 is the three of the schematic diagram of chromaticity coordinates matrix provided in an embodiment of the present invention;
Fig. 9 is the flow chart of the method for the corresponding predetermined coefficient of k-th of pixel region of determination provided in an embodiment of the present invention
Four;
Figure 10 is the schematic diagram of driving device provided in an embodiment of the present invention.
Specific embodiment
In order to make the purpose of the present invention, the technical scheme and advantages are more clear, with reference to the accompanying drawing, to the embodiment of the present invention
The driving method of the display panel of offer and the specific embodiment of device are described in detail.It should be appreciated that being retouched below
The preferred embodiment stated is only for the purpose of illustrating and explaining the present invention and is not intended to limit the present invention.And in the absence of conflict,
The feature in embodiment and embodiment in the present invention can be combined with each other.It should be noted that the size of each figure in attached drawing
Do not reflect actual proportions with shape, purpose is schematically illustrate the content of present invention.And same or similar label from beginning to end
Indicate same or similar element or element with the same or similar functions.
Generally, the GammaTuning process of display panel, be only to the physical centre region of the viewing area of display panel into
Row white balance correction (calibrates the brightness and chromaticity coordinates of most white picture (255 grayscale)).However, being prepared in display panel
In the process, due to the difference of manufacturing process, display panel can have inhomogeneities, lead to poor display effect.For example, organic hair
In optical diode (Organic Light Emitting Diode, OLED), due to manufacturing process difference, difference may result in
The film thickness of luminous material layer in the OLED in region has differences and the thin film transistor (TFT) of different zones (Thin Film
Transistor, TFT) characteristic have differences.It, may when certain pixels in this way in display panel show most white luminance
There are luminance differences, so as to cause poor display effect.
In view of this, the driving method of display panel provided in an embodiment of the present invention, as shown in Figure 1, may include as follows
Step:
S101, the image data for receiving picture to be shown;Wherein, image data includes: that multiple color sub-pixel is corresponding
Data;
Pixel region, color of object sub-pixel, predetermined coefficient and the color of object sub-pixel that S102, basis pre-establish
Relationship between corresponding data, to the corresponding each data of color of object sub-pixel in the pixel unit of most white luminance to be shown
It is adjusted;Wherein, the viewing area of display panel is divided into multiple pixel regions of array arrangement, the mesh in each pixel region
Mark the corresponding predetermined predetermined coefficient of color sub-pixels;
S103, it is controlled the display panel and is shown according to data adjusted.
The driving method of display panel provided in an embodiment of the present invention, by receiving the image data of picture to be shown, and
According to the relationship between the pixel region, color of object sub-pixel and predetermined coefficient pre-established, to most white luminance to be shown
Pixel unit in the corresponding each data of color of object sub-pixel be adjusted, later according to data adjusted control show
Panel is shown.It in this way can be to by the pixel unit face to display of the most white luminance to be shown in image to be shown
Color is adjusted, so as to which image to be shown is met display panel specification to be achieved, improves display effect.
In the specific implementation, in embodiments of the present invention, the pixel region that pre-establishes, color of object sub-pixel, default
Relationship between coefficient and the corresponding data of color of object sub-pixel meets formula: P_c-k=a_c-kQ_c-k;
Wherein, 1≤k≤K and k are integer, and K represents the sum of pixel region, and c represents the color of a sub-pixel, a_c-k
When representing color of object sub-pixel as c color, corresponding predetermined coefficient in k-th of pixel region, P_c-kRepresent color of object
When pixel is c color, corresponding data adjusted of color of object sub-pixel in k-th of pixel region, Q_c-kRepresent target
The data before the corresponding adjustment of color of object sub-pixel when color sub-pixels are c color, in k-th of pixel region.Wherein, on
Determination can be designed according to actual application environment by stating each numerical value, be not limited thereto.
Generally, the viewing area of display panel may include multiple pixel units, and each pixel unit includes multiple color
Pixel can carry out colour mixture by these sub-pixels in this way, realize that picture is shown.For example, pixel unit may include red son
Pixel, green sub-pixels and blue subpixels can carry out colour mixture by red, green and blue in this way, realize picture
Display.For example, colour mixture is carried out by red, green and blue, to realize that white picture is shown or colour picture is shown.
In the specific implementation, in embodiments of the present invention, as shown in Fig. 2, the viewing area AA of display panel can be divided
For multiple pixel region S_k of array arrangement.Each pixel region S_k may include the pixel unit of identical quantity.For example, K
=12, pixel region S_1~S_12 may include 4*4 pixel unit P1~P16.Alternatively, each pixel region can also be with
Including 1 pixel unit.Alternatively, each pixel region also may include 2*2 pixel unit.Alternatively, each pixel region
Domain also may include 3*3 pixel unit.Certainly, in practical applications, the number for the pixel unit that each pixel region S_k includes
Amount can also design determination according to actual application environment, be not limited thereto.
Combined with specific embodiments below, the present invention is described in detail.It should be noted that be in the present embodiment in order to
It preferably explains the present invention, but does not limit the present invention.
Embodiment one,
In the specific implementation, in embodiments of the present invention, can make color of object includes red, i.e. c=1, so that target
Sub-pixel includes red sub-pixel.As shown in connection with fig. 2, the red sub-pixel in each pixel region S_k corresponds to one in advance
Determining predetermined coefficient a_1-k.For example, the red sub-pixel in pixel region S_1 corresponds to predetermined predetermined coefficient a_1-1, as
Red sub-pixel in plain region S_2 corresponds to predetermined predetermined coefficient a_1-2, red sub-pixel pair in pixel region S_3
Answer predetermined predetermined coefficient a_1-3.Remaining and so on is not limited thereto.It in this way can be according to the pixel pre-established
Region, red sub-pixel, the corresponding predetermined coefficient a of red sub-pixel_1-kAnd the pass between the corresponding data of red sub-pixel
System, each data corresponding to the red sub-pixel in image data are adjusted.It in this way can be to by most white picture to be shown
It is adjusted, so that most white picture meets display panel specification to be achieved, improves display effect.
Grayscale, usually by most secretly with it is most bright between brightness change divide into several pieces, in order to carry out screen intensity
Control.For example, the image of display can be generally made of three kinds of colors of red, green, blue, to be mixed to form color image, wherein often
One color can show different gray scales, and the red, green, blue of different luminance levels combines, can be with shape
At different color points.Grayscale is to represent by most secretly to the stratum level of difference brightness most bright.This intermediate level is more,
The picture effect that can be presented is also finer and smoother.Currently, 6bit (2 8 power brightness can be used in general display panel
Level has 64 grayscale) panel, 7bit (2 7 power luminance levels have 128 grayscale) panel, 8bit (8 times of 2
Side luminance level, that is, have 256 grayscale) panel, 10bit (2 10 power luminance levels have 1024 grayscale) face
Plate, 12bit (2 12 power luminance levels, that is, have 4096 grayscale) panel or 16bit (2 16 power luminance levels,
There are 65536 grayscale) panel realizes that image is shown.Below with display panel include red sub-pixel, green sub-pixels,
It is illustrated for blue subpixels and 256 grayscale, but reader should be advised that, the color for the sub-pixel for including in display panel is simultaneously
It is not limited to this.
In the specific implementation, in embodiments of the present invention, as shown in figure 3, determining the corresponding default system of k-th of pixel region
Number a_1-kMethod, may include steps of:
S301, white balance correction is carried out to the physical centre region of viewing area.
Wherein, physical centre region also refers to the region where the geometric center of viewing area.For example, area, physical centre
Domain also refers to: centered on the geometric center of viewing area and using pre-determined distance as the circle area defined of radius.This is pre-
If distance can be identical as pre-determined distance in the prior art, it is not limited thereto.Also, the method for white balance correction with it is existing
It is identical in technology, it is not limited thereto.
The pure color picture of highest grayscale in display panel displaying target color after S302, control white balance correction.
Specifically, the red sub-pixel in display panel after controlling white balance correction uses the data-signal of 225 grayscale
It lights, so that display panel be made to be displayed in red the pure color pictures of 255 grayscale.
The pure color picture of 255 grayscale in being displayed in red, so that each red sub-pixel in viewing area shows 255 grayscale
Red picture.
S303, the corresponding chromaticity coordinates matrix of pure color picture for obtaining highest grayscale in color of object;Wherein, Division is shown
Corresponding chromaticity coordinates (the x of color of object sub-pixel for K pixel region of array arrangement, in each pixel region_1-k,
y_1-k), chromaticity coordinates matrix includes the corresponding chromaticity coordinates (x of color of object sub-pixel in each pixel region_1-k, y_1-k)。
In conjunction with shown in Fig. 2 and Fig. 4, viewing area AA is divided into 12 pixel region S_1~S_12 of array arrangement, each picture
Corresponding chromaticity coordinates (the x of the red sub-pixel of plain region S_1~S_12_1-1, y_1-1)~(x_1-12, y_1-12), for example, pixel region
The red sub-pixel of domain S_1 corresponds to chromaticity coordinates (x_1-1, y_1-1), the red sub-pixel of pixel region S_2 corresponds to chromaticity coordinates (x_1-2,
y_1-2), the red sub-pixel of pixel region S_3 corresponds to chromaticity coordinates (x_1-3, y_1-3), remaining and so on, therefore not to repeat here.
Then the corresponding chromaticity coordinates matrix of the red picture of 255 grayscale includes;(x_1-1, y_1-1)~(x_1-12, y_1-12)。
The corresponding chromaticity coordinates of at least two pixel regions in S304, selection physical centre region, and determine the color chosen
The arithmetic mean of instantaneous value of x in coordinate;It wherein, can be with selected pixels by taking pixel region S_6 and S_7 are located at physical centre region as an example
Corresponding chromaticity coordinates (the x of region S_6_1-6, y_1-6) chromaticity coordinates (x corresponding with pixel region S_7_1-7, y_1-7), and calculate arithmetic
Average value:
S305, according to formula M1=a_1-kN1_k, determine the predetermined coefficient of the red sub-pixel of corresponding each pixel region
a_1-k;Wherein, M1 represents the arithmetic mean of instantaneous value of the x determined, N1_kIt represents in the corresponding chromaticity coordinates of k-th of pixel region
x_1-k。
Wherein, according to formula M1=a_1-kN1_k, i.e.,Due to N1_kTo be known, therefore
The predetermined coefficient a of the red sub-pixel of available each pixel region_1-k.It in this way can be according to formula: P_c-k=a_c- kQ_c-k, pass through the predetermined coefficient a determined_1-k, with predetermined coefficient a_1-kCorresponding pixel region S_k and red sub-pixel,
Establish the relationship between pixel region, color of object sub-pixel, predetermined coefficient and the corresponding data of color of object sub-pixel.From
And it can be adjusted according to the relationship of foundation, each data corresponding to the red sub-pixel in image data.It in this way can be right
Most white picture to be shown is adjusted, so that most white picture meets display panel specification to be achieved, improves display effect
Fruit.
In the specific implementation, in embodiments of the present invention, display panel can be OLED display panel, or liquid crystal
Display panel (Liquid Crystal Display, LCD), is not limited thereto.
Embodiment two,
The flow chart of the corresponding driving method of the present embodiment as shown in figure 5, its for the embodiment in embodiment one into
Deformation is gone.In place of the difference for only illustrating the present embodiment and embodiment one below, therefore not to repeat here for something in common.
In the specific implementation, in embodiments of the present invention, can make color of object includes green, i.e. c=2, so that target
Sub-pixel includes green sub-pixels.As shown in connection with fig. 2, the green sub-pixels in each pixel region S_k correspond to one in advance
Determining predetermined coefficient a_2-k.For example, the green sub-pixels in pixel region S_1 correspond to predetermined predetermined coefficient a_2-1, as
Green sub-pixels in plain region S_2 correspond to predetermined predetermined coefficient a_2-2, green sub-pixels pair in pixel region S_3
Answer predetermined predetermined coefficient a_2-3.Remaining and so on is not limited thereto.It in this way can be according to the pixel pre-established
Region, green sub-pixels, the corresponding predetermined coefficient a of green sub-pixels_2-kAnd the pass between the corresponding data of green sub-pixels
System, each data corresponding to the green sub-pixels in image data are adjusted.It in this way can be to by most white picture to be shown
It is adjusted, so that most white picture meets display panel specification to be achieved, improves display effect.
In the specific implementation, in embodiments of the present invention, as shown in figure 5, determining the corresponding default system of k-th of pixel region
Number a_2-kMethod, may include steps of:
S501, white balance correction is carried out to the physical centre region of viewing area;
The pure color picture of highest grayscale in display panel displaying target color after S502, control white balance correction.
Specifically, the green sub-pixels in display panel after controlling white balance correction use the data-signal of 225 grayscale
It lights, to make the pure color picture of green 255 grayscale of display panel display.
S503, the corresponding chromaticity coordinates matrix of pure color picture for obtaining highest grayscale in color of object;Wherein, Division is shown
Corresponding chromaticity coordinates (the x of color of object sub-pixel for K pixel region of array arrangement, in each pixel region_2-k,
y_2-k), chromaticity coordinates matrix includes the corresponding chromaticity coordinates (x of color of object sub-pixel in each pixel region_2-k, y_2-k)。
In conjunction with shown in Fig. 2 and Fig. 6, viewing area AA is divided into 12 pixel region S_1~S_12 of array arrangement, each picture
Corresponding chromaticity coordinates (the x of the green sub-pixels of plain region S_1~S_12_2-1, y_2-1)~(x_2-12, y_2-12), for example, pixel region
The green sub-pixels of domain S_1 correspond to chromaticity coordinates (x_2-1, y_2-1), the green sub-pixels of pixel region S_2 correspond to chromaticity coordinates (x_2-2,
y_2-2), the green sub-pixels of pixel region S_3 correspond to chromaticity coordinates (x_2-3, y_2-3), remaining and so on, therefore not to repeat here.
Then the corresponding chromaticity coordinates matrix of the green picture of 255 grayscale includes;(x_2-1, y_2-1)~(x_2-12, y_2-12)。
The corresponding chromaticity coordinates of at least two pixel regions in S504, selection physical centre region, and determine the color chosen
The arithmetic mean of instantaneous value of y in coordinate;It wherein, can be with selected pixels by taking pixel region S_6 and S_7 are located at physical centre region as an example
Corresponding chromaticity coordinates (the x of region S_6_2-6, y_2-6) chromaticity coordinates (x corresponding with pixel region S_7_2-7, y_2-7), and calculate arithmetic
Average value:
S505, according to formula M2=a_2-kN2_k, determine the predetermined coefficient of the green sub-pixels of corresponding each pixel region
a_2-k;Wherein, M2 represents the arithmetic mean of instantaneous value of the y determined, N2_kRepresent y in the corresponding chromaticity coordinates of k-th of pixel region_2-k。
Wherein, according to formula M2=a_2-kN2_k, i.e.,Due to N2_kTo be known, therefore
The predetermined coefficient a of the green sub-pixels of available each pixel region_2-k.It in this way can be according to formula: P_c-k=a_c- kQ_c-k, pass through the predetermined coefficient a determined_2-k, with predetermined coefficient a_2-kCorresponding pixel region S_k and green sub-pixels,
Establish the relationship between pixel region, color of object sub-pixel, predetermined coefficient and the corresponding data of color of object sub-pixel.From
And it can be adjusted according to the relationship of foundation, each data corresponding to the green sub-pixels in image data.It in this way can be right
Most white picture to be shown is adjusted, so that most white picture meets display panel specification to be achieved, improves display effect
Fruit.
Embodiment three,
The flow chart of the corresponding driving method of the present embodiment as shown in fig. 7, its for the embodiment in embodiment one into
Deformation is gone.In place of the difference for only illustrating the present embodiment and embodiment one below, therefore not to repeat here for something in common.
In the specific implementation, in embodiments of the present invention, can make color of object includes blue, i.e. c=3, so that target
Sub-pixel includes blue subpixels.As shown in connection with fig. 2, the blue subpixels in each pixel region S_k correspond to one in advance
Determining predetermined coefficient a_3-k.For example, the blue subpixels in pixel region S_1 correspond to predetermined predetermined coefficient a_3-1, as
Blue subpixels in plain region S_2 correspond to predetermined predetermined coefficient a_3-2, blue subpixels pair in pixel region S_3
Answer predetermined predetermined coefficient a_3-3.Remaining and so on is not limited thereto.It in this way can be according to the pixel pre-established
Region, blue subpixels, the corresponding predetermined coefficient a of blue subpixels_3-kAnd the pass between the corresponding data of blue subpixels
System, each data corresponding to the blue subpixels in image data are adjusted.It in this way can be to by most white picture to be shown
It is adjusted, so that most white picture meets display panel specification to be achieved, improves display effect.
In the specific implementation, in embodiments of the present invention, as shown in fig. 7, determining the corresponding default system of k-th of pixel region
Number a_3-kMethod, may include steps of:
S701, white balance correction is carried out to the physical centre region of viewing area;
The pure color picture of highest grayscale in display panel displaying target color after S702, control white balance correction.
Specifically, the blue subpixels in display panel after controlling white balance correction use the data-signal of 225 grayscale
It lights, so that display panel be made to be displayed in blue the pure color pictures of 255 grayscale.
S703, the corresponding chromaticity coordinates matrix of pure color picture for obtaining highest grayscale in color of object;Wherein, Division is shown
Corresponding chromaticity coordinates (the x of color of object sub-pixel for K pixel region of array arrangement, in each pixel region_3-k,
y_3-k), chromaticity coordinates matrix includes the corresponding chromaticity coordinates (x of color of object sub-pixel in each pixel region_3-k, y_3-k)
In conjunction with shown in Fig. 2 and Fig. 8, viewing area AA is divided into 12 pixel region S_1~S_12 of array arrangement, each picture
Corresponding chromaticity coordinates (the x of the blue subpixels of plain region S_1~S_12_3-1, y_3-1)~(x_3-12, y_3-12), for example, pixel region
The blue subpixels of domain S_1 correspond to chromaticity coordinates (x_3-1, y_3-1), the blue subpixels of pixel region S_2 correspond to chromaticity coordinates (x_3-2,
y_3-2), the blue subpixels of pixel region S_3 correspond to chromaticity coordinates (x_3-3, y_3-3), remaining and so on, therefore not to repeat here.
Then the corresponding chromaticity coordinates matrix of the blue picture of 255 grayscale includes;(x_3-1, y_3-1)~(x_3-12, y_3-12)。
The corresponding chromaticity coordinates of at least two pixel regions in S704, selection physical centre region, and determine choose respectively
Chromaticity coordinates in x and y arithmetic mean of instantaneous value;Wherein, by taking pixel region S_6 and S_7 are located at physical centre region as an example, Ke Yixuan
Take the corresponding chromaticity coordinates (x of pixel region S_6_3-6, y_3-6) chromaticity coordinates (x corresponding with pixel region S_7_3-7, y_3-7), and count
Calculate arithmetic mean of instantaneous value:
S705, according to formula M3=a_3-kN3_k, determine the predetermined coefficient of the blue subpixels of corresponding each pixel region
a_3-k;Wherein, M3 represents the product of the arithmetic mean of instantaneous value of the x determined and the arithmetic mean of instantaneous value of y, N3_kRepresent k-th of pixel region
X in the corresponding chromaticity coordinates in domain_3-kAnd y_3-kProduct.
Wherein, according to formula M3=a_3-kN3_k, i.e.,N3_k=
x_3-k*y_3-k, due to N3_kTo be known, therefore the predetermined coefficient a of the blue subpixels of available each pixel region_3-k。
It in this way can be according to formula: P_c-k=a_c-kQ_c-k, pass through the predetermined coefficient a determined_3-k, with predetermined coefficient a_3-kCorresponding picture
Plain region S_k and blue subpixels establish pixel region, color of object sub-pixel, predetermined coefficient and color of object picture
Relationship between the corresponding data of element.It is corresponding to the blue subpixels in image data so as to according to the relationship of foundation
Each data are adjusted.It can be adjusted in this way to by most white picture to be shown, so that most white picture meets display panel
Specification to be achieved improves display effect.
Example IV,
The flow chart of the corresponding driving method of the present embodiment as shown in figure 9, its for the embodiment in embodiment one into
Deformation is gone.In place of the difference for only illustrating the present embodiment and embodiment one below, therefore not to repeat here for something in common.
In the specific implementation, in embodiments of the present invention, can make color of object includes red, green and blue,
In, red is represented with c=1, c=2 represents green and c=3 represents blue so that target sub-pixel include red sub-pixel,
Green sub-pixels and blue subpixels.As shown in connection with fig. 2, the red sub-pixel in each pixel region S_k is one corresponding
Predetermined predetermined coefficient a_1-k, the corresponding predetermined predetermined coefficient a of green sub-pixels_2-k, blue subpixels correspondence
One predetermined predetermined coefficient a_3-k.For example, red sub-pixel corresponding one in pixel region S_1 is predetermined pre-
If coefficient a_1-1, the corresponding predetermined predetermined coefficient a of green sub-pixels_2-1, blue subpixels correspond to predetermined pre-
If coefficient a_3-1.The corresponding predetermined predetermined coefficient a of red sub-pixel in pixel region S_2_1-2, green sub-pixels
A corresponding predetermined predetermined coefficient a_2-2, blue subpixels correspond to predetermined predetermined coefficient a_3-2.Pixel region S_
The corresponding predetermined predetermined coefficient a of red sub-pixel in 3_1-3, green sub-pixels corresponding one predetermined pre-
If coefficient a_2-3, blue subpixels correspond to predetermined predetermined coefficient a_3-3.Remaining and so on is not limited thereto.In this way
It can be according to pixel region, red sub-pixel, the corresponding predetermined coefficient a of red sub-pixel pre-established_1-kAnd red son
Relationship between the corresponding data of pixel, each data corresponding to the red sub-pixel in image data are adjusted.And according to
Pixel region, green sub-pixels, the corresponding predetermined coefficient a of green sub-pixels pre-established_2-kAnd green sub-pixels are corresponding
Data between relationship, each data corresponding to the green sub-pixels in image data are adjusted.And according to building in advance
Vertical pixel region, blue subpixels, the corresponding predetermined coefficient a of blue subpixels_3-kAnd the corresponding data of blue subpixels
Between relationship, each data corresponding to the blue subpixels in image data are adjusted.It in this way can be to will be to be shown
Most white picture is adjusted, so that most white picture meets display panel specification to be achieved, improves display effect.
In the specific implementation, in embodiments of the present invention, as shown in figure 9, determining the corresponding default system of k-th of pixel region
Number a_c-kMethod, may include steps of:
S901, white balance correction is carried out to the physical centre region of viewing area;
Display panel after S902, control white balance correction is successively displayed in red, highest grayscale in green and blue
Pure color picture;
Specifically, the red sub-pixel in display panel, green sub-pixels and blue after controlling white balance correction
Pixel successively uses the data-signal of 225 grayscale to light, to make display panel successively be displayed in red, in green and blue
The pure color picture of 255 grayscale.
S903, the corresponding chromaticity coordinates matrix of pure color picture for obtaining highest grayscale in red, green and blue respectively;Its
In, viewing area is divided into K pixel region of array arrangement, and the color that each pixel region corresponds a red sub-pixel is sat
Mark (x_1-k, y_1-k), green sub-pixels chromaticity coordinates (x_2-k, y_2-k) and blue subpixels chromaticity coordinates (x_3-k,
Y_3-k), the corresponding chromaticity coordinates matrix of red sub-pixel includes the corresponding chromaticity coordinates (x_ of red sub-pixel in each pixel region
1-k, y_1-k), the corresponding chromaticity coordinates matrix of green sub-pixels includes the corresponding chromaticity coordinates of each pixel region Green sub-pixel
(x_2-k, y_2-k), the corresponding chromaticity coordinates matrix of blue include blue corresponding chromaticity coordinates (x_3-k, y_ in each pixel region
3-k);
In conjunction with shown in Fig. 2, Fig. 4, Fig. 6 and Fig. 8, viewing area AA be divided into 12 pixel region S_1 of array arrangement~
Corresponding chromaticity coordinates (the x of the red sub-pixel of S_12, each pixel region S_1~S_12_1-1, y_1-1)~(x_1-12, y_1-12),
For example, the red sub-pixel of pixel region S_1 corresponds to chromaticity coordinates (x_1-1, y_1-1), the red sub-pixel of pixel region S_2 is corresponding
Chromaticity coordinates (x_1-2, y_1-2), the red sub-pixel of pixel region S_3 corresponds to chromaticity coordinates (x_1-3, y_1-3), remaining and so on,
This is not repeated.Then the corresponding chromaticity coordinates matrix of the red picture of 255 grayscale includes;(x_1-1, y_1-1)~(x_1-12, y_1-12)。
Corresponding chromaticity coordinates (the x of the green sub-pixels of each pixel region S_1~S_12_2-1, y_2-1)~(x_2-12,
y_2-12), for example, the green sub-pixels of pixel region S_1 correspond to chromaticity coordinates (x_2-1, y_2-1), the sub- picture of green of pixel region S_2
Corresponding chromaticity coordinates (the x of element_2-2, y_2-2), the green sub-pixels of pixel region S_3 correspond to chromaticity coordinates (x_2-3, y_2-3), remaining is with this
Analogize, therefore not to repeat here.Then the corresponding chromaticity coordinates matrix of the green picture of 255 grayscale includes;(x_2-1, y_2-1)~(x_2-12,
y_2-12)。
Corresponding chromaticity coordinates (the x of the blue subpixels of each pixel region S_1~S_12_3-1, y_3-1)~(x_3-12,
y_3-12), for example, the blue subpixels of pixel region S_1 correspond to chromaticity coordinates (x_3-1, y_3-1), the sub- picture of blue of pixel region S_2
Corresponding chromaticity coordinates (the x of element_3-2, y_3-2), the blue subpixels of pixel region S_3 correspond to chromaticity coordinates (x_3-3, y_3-3), remaining is with this
Analogize, therefore not to repeat here.Then the corresponding chromaticity coordinates matrix of the blue picture of 255 grayscale includes;(x_3-1, y_3-1)~(x_3-12,
y_3-12)。
S904, the corresponding red sub-pixel of at least two pixel regions, the green chosen in physical centre region respectively are sub
Pixel and the corresponding chromaticity coordinates of blue subpixels, and red sub-pixel, green sub-pixels and blue subpixels are determined respectively
The arithmetic mean of instantaneous value of x and y in the chromaticity coordinates of corresponding selection.
By taking pixel region S_6 and S_7 are located at physical centre region as an example, it can be sat with the corresponding color of selected pixels region S_6
Mark (x_1-6, y_1-6)、(x_2-6, y_2-6) and (x_3-6, y_3-6) chromaticity coordinates (x corresponding with pixel region S_7_1-7, y_1-7)、
(x_2-7, y_2-7) and (x_3-7, y_3-7), and calculate arithmetic mean of instantaneous value: the arithmetic mean of instantaneous value of the corresponding x of red sub-pixel are as follows:The arithmetic mean of instantaneous value of the corresponding y of green sub-pixels are as follows:The calculation of the corresponding x of blue subpixels
Art average value are as follows:The arithmetic mean of instantaneous value of the corresponding y of blue subpixels are as follows:
S905, according to formula M1=a_1-kN1_k, determine the predetermined coefficient of the red sub-pixel of corresponding each pixel region
a_1-k;Wherein, M1 represents the arithmetic mean of instantaneous value of the x determined, N1_kIt represents in the corresponding chromaticity coordinates of k-th of pixel region
x_1-k。
Wherein, according to formula M1=a_1-kN1_k, i.e.,Due to N1_kTo be known, therefore
The predetermined coefficient a of the red sub-pixel of available each pixel region_1-k.It in this way can be according to formula: P_c-k=a_c- kQ_c-k, pass through the predetermined coefficient a determined_1-k, with predetermined coefficient a_1-kCorresponding pixel region S_k and red sub-pixel,
Establish the relationship between pixel region, color of object sub-pixel, predetermined coefficient and the corresponding data of color of object sub-pixel.
And according to formula M2=a_2-kN2_k, determine the predetermined coefficient of the green sub-pixels of corresponding each pixel region
a_2-k;Wherein, M2 represents the arithmetic mean of instantaneous value of the y determined, N2_kRepresent y in the corresponding chromaticity coordinates of k-th of pixel region_2-k。
Wherein, according to formula M2=a_2-kN2_k, i.e.,Due to N2_kTo be known, therefore
The predetermined coefficient a of the green sub-pixels of available each pixel region_2-k.It in this way can be according to formula: P_c-k=a_c- kQ_c-k, pass through the predetermined coefficient a determined_2-k, with predetermined coefficient a_2-kCorresponding pixel region S_k and green sub-pixels,
Establish the relationship between pixel region, color of object sub-pixel, predetermined coefficient and the corresponding data of color of object sub-pixel.
And according to formula M3=a_3-kN3_k, determine the predetermined coefficient of the blue subpixels of corresponding each pixel region
a_3-k;Wherein, M3 represents the product of the arithmetic mean of instantaneous value of the x determined and the arithmetic mean of instantaneous value of y, N3_kRepresent k-th of pixel region
X in the corresponding chromaticity coordinates in domain_3-kAnd y_3-kProduct.
Wherein, according to formula M3=a_3-kN3_k, i.e.,N3_k=
x_3-k*y_3-k, due to N3_kTo be known, therefore the predetermined coefficient a of the blue subpixels of available each pixel region_3-k。
It in this way can be according to formula: P_c-k=a_c-kQ_c-k, pass through the predetermined coefficient a determined_3-k, with predetermined coefficient a_3-kCorresponding picture
Plain region S_k and blue subpixels establish pixel region, color of object sub-pixel, predetermined coefficient and color of object picture
Relationship between the corresponding data of element.
It in this way can be according to the relationship of foundation, to red sub-pixel, green sub-pixels and blue in image data
The corresponding each data of pixel are adjusted.It can be adjusted in this way to by most white picture to be shown, so that most white picture is full
Sufficient display panel specification to be achieved improves display effect.
Based on the same inventive concept, the embodiment of the invention also provides a kind of driving devices of display panel, such as Figure 10 institute
Show, comprising:
Receiving unit 10, for receiving the image data of picture to be shown;Wherein, image data includes: multiple color
The corresponding data of pixel;
Adjustment unit 20, for according to pixel region, color of object sub-pixel, predetermined coefficient and the target pre-established
Relationship between the corresponding data of color sub-pixels, to the color of object sub-pixel pair in the pixel unit of most white luminance to be shown
Each data answered are adjusted;Wherein, the viewing area of display panel 40 is divided into multiple pixel regions of array arrangement, each picture
The corresponding predetermined predetermined coefficient of color of object sub-pixel in plain region;
Display driver element 30 is shown for controlling the display panel 40 according to data adjusted.
Wherein, the implementation of the driving method of the working principle of the driving device and specific embodiment and above-mentioned display panel
The principle of example is identical with embodiment, and therefore, the course of work of the driving device of the display panel can be found in above-described embodiment
The specific embodiment of driving method is implemented, and details are not described herein.
In the specific implementation, in embodiments of the present invention, receiving unit, adjustment unit and display driver element can be used
The form of complete hardware embodiment, complete software embodiment or embodiment combining software and hardware aspects.Certainly, in reality
In, above-mentioned each unit can design determination according to actual application environment, be not limited thereto.
In the specific implementation, in embodiments of the present invention, the pixel region that pre-establishes, color of object sub-pixel, default
Relationship between coefficient and the corresponding data of color of object sub-pixel meets formula: P_c-k=a_c-kQ_c-k;
Wherein, 1≤k≤K and k are integer, and K represents the sum of pixel region, and c represents the color of a sub-pixel, a_c-k
When representing color of object sub-pixel as c color, corresponding predetermined coefficient in k-th of pixel region, P_c-kRepresent color of object
When pixel is c color, corresponding data adjusted of color of object sub-pixel in k-th of pixel region, Q_c-kRepresent target
The data before the corresponding adjustment of color of object sub-pixel when color sub-pixels are c color, in k-th of pixel region.
Based on the same inventive concept, the embodiment of the invention also provides a kind of display devices, including display panel and sheet
The above-mentioned driving device that inventive embodiments provide.The principle that the display device solves the problems, such as is similar to aforementioned driving device, therefore
The implementation of the display device may refer to the implementation of aforementioned driving device, and repeating place, details are not described herein.
In the specific implementation, display device provided in an embodiment of the present invention can be with are as follows: mobile phone, tablet computer, television set, aobvious
Show any products or components having a display function such as device, laptop, Digital Frame, navigator.For the display device
Other essential component parts be it will be apparent to an ordinarily skilled person in the art that having, this will not be repeated here,
Also it should not be taken as limiting the invention.
Based on the same inventive concept, it the embodiment of the invention also provides a kind of computer readable storage medium, stores thereon
There is computer program, and when program is executed by processor realizes any of the above-described kind of driving method provided in an embodiment of the present invention
The step of.Specifically, can be used can in the computer that one or more wherein includes computer usable program code by the present invention
With the form for the computer program product implemented on storage medium (including but not limited to magnetic disk storage and optical memory etc.).
Based on the same inventive concept, the embodiment of the invention also provides a kind of computer equipments, including memory, processor
And the computer program that can be run on a memory and on a processor is stored, processor realizes that the present invention is implemented when executing program
The step of any of the above-described kind of driving method that example provides.
The driving method and device of display panel provided in an embodiment of the present invention, by the picture number for receiving picture to be shown
According to, and according to the relationship between the pixel region, color of object sub-pixel and predetermined coefficient pre-established, to be shown most white
The corresponding each data of color of object sub-pixel in the pixel unit of brightness are adjusted, and are controlled later according to data adjusted
Display panel is shown.It can be shown in this way to by the pixel unit of the most white luminance to be shown in image to be shown
Color be adjusted, so as to which image to be shown is met display panel specification to be achieved, improve display effect.
Obviously, various changes and modifications can be made to the invention without departing from essence of the invention by those skilled in the art
Mind and range.In this way, if these modifications and changes of the present invention belongs to the range of the claims in the present invention and its equivalent technologies
Within, then the present invention is also intended to include these modifications and variations.
Claims (11)
1. a kind of driving method of display panel, which is characterized in that including,
Receive the image data of picture to be shown;Wherein, described image data include: the corresponding data of multiple color sub-pixel;
According to pixel region, color of object sub-pixel, predetermined coefficient and the corresponding number of color of object sub-pixel pre-established
Relationship between adjusts the corresponding each data of color of object sub-pixel in the pixel unit of most white luminance to be shown
It is whole;Wherein, the viewing area of the display panel is divided into multiple pixel regions of array arrangement, the target in each pixel region
Color sub-pixels correspond to a predetermined predetermined coefficient;
The display panel is controlled according to data adjusted to be shown.
2. driving method as described in claim 1, which is characterized in that the pixel region pre-established, color of object
Relationship between pixel, predetermined coefficient and the corresponding data of color of object sub-pixel meets formula: P_c-k=a_c-kQ_c-k;
Wherein, 1≤k≤K and k are integer, and K represents the sum of the pixel region, and c represents the color of a sub-pixel, a_c-kGeneration
When color of object sub-pixel described in table is c color, corresponding predetermined coefficient in k-th of pixel region, P_c-kRepresent the target
When color sub-pixels are c color, corresponding data adjusted of color of object sub-pixel in k-th of pixel region,
Q_c-kWhen representing the color of object sub-pixel as c color, the color of object sub-pixel in k-th of pixel region is corresponding
Data before adjustment.
3. driving method as claimed in claim 2, which is characterized in that the color of object includes red, c=1;Described in determination
The corresponding predetermined coefficient a of k-th of pixel region_1-kMethod, comprising:
White balance correction is carried out to the physical centre region of the viewing area;
Display panel after controlling the white balance correction shows the pure color picture of highest grayscale in the color of object;
Obtain the corresponding chromaticity coordinates matrix of pure color picture of highest grayscale in the color of object;Wherein, the display Division
Corresponding chromaticity coordinates (the x of color of object sub-pixel for K pixel region of array arrangement, in each pixel region_1-k,
y_1-k), the chromaticity coordinates matrix includes the corresponding chromaticity coordinates (x of color of object sub-pixel in each pixel region_1-k,
y_1-k);
The corresponding chromaticity coordinates of at least two pixel regions in the physical centre region is chosen, and is determined in the chromaticity coordinates chosen
The arithmetic mean of instantaneous value of x;
According to formula M1=a_1-kN1_k, determine the predetermined coefficient a of the red sub-pixel of corresponding each pixel region_1-k;Its
In, M1 represents the arithmetic mean of instantaneous value of the x determined, N1_kRepresent x in the corresponding chromaticity coordinates of k-th of pixel region_1-k。
4. driving method as claimed in claim 2, which is characterized in that the color of object includes green, c=2;Described in determination
The corresponding predetermined coefficient a of k-th of pixel region_2-kMethod, comprising:
White balance correction is carried out to the physical centre region of the viewing area;
Display panel after controlling the white balance correction shows the pure color picture of highest grayscale in the color of object;
Obtain the corresponding chromaticity coordinates matrix of pure color picture of highest grayscale in the color of object;Wherein, the display Division
Corresponding chromaticity coordinates (the x of color of object sub-pixel for K pixel region of array arrangement, in each pixel region_2-k,
y_2-k), the chromaticity coordinates matrix includes the corresponding chromaticity coordinates (x of color of object sub-pixel in each pixel region_2-k,
y_2-k);
The corresponding chromaticity coordinates of at least two pixel regions in the physical centre region is chosen, and is determined in the chromaticity coordinates chosen
The arithmetic mean of instantaneous value of y;
According to formula M2=a_2-kN2_k, determine the predetermined coefficient a of the green sub-pixels of corresponding each pixel region_2-k;Its
In, M2 represents the arithmetic mean of instantaneous value of the y determined, N2_kRepresent y in the corresponding chromaticity coordinates of k-th of pixel region_2-k。
5. driving method as claimed in claim 2, which is characterized in that the color of object includes blue, c=3;Described in determination
The corresponding predetermined coefficient a of k-th of pixel region_3-kMethod, comprising:
White balance correction is carried out to the physical centre region of the viewing area;
Display panel after controlling the white balance correction shows the pure color picture of highest grayscale in the color of object;
Obtain the corresponding chromaticity coordinates matrix of pure color picture of highest grayscale in the color of object;Wherein, the display Division
Corresponding chromaticity coordinates (the x of color of object sub-pixel for K pixel region of array arrangement, in each pixel region_3-k,
y_3-k), the chromaticity coordinates matrix includes the corresponding chromaticity coordinates (x of color of object sub-pixel in each pixel region_3-k,
y_3-k);
The corresponding chromaticity coordinates of at least two pixel regions in the physical centre region is chosen, and determines that the color chosen is sat respectively
The arithmetic mean of instantaneous value of x and y in mark;
According to formula M3=-a_3-kN3_k, determine the predetermined coefficient a of the blue subpixels of corresponding each pixel region_3-k;Its
In, M3 represents the product of the arithmetic mean of instantaneous value of the x determined and the arithmetic mean of instantaneous value of y, N3_kRepresent k-th of pixel region
X in corresponding chromaticity coordinates_3-kAnd y_3-kProduct.
6. driving method as claimed in claim 2, which is characterized in that the color of object includes red, green and blue;
Determine the corresponding predetermined coefficient a of k-th of pixel region_c-kMethod, comprising:
White balance correction is carried out to the physical centre region of the viewing area;
Display panel after controlling the white balance correction successively shows highest in red, the described green and the blue
The pure color picture of grayscale;
The corresponding chromaticity coordinates square of pure color picture of highest grayscale in red, the described green and the blue is obtained respectively
Battle array;Wherein, the viewing area is divided into K pixel region of array arrangement, and each pixel region corresponds a red son
Chromaticity coordinates (the x of pixel_1-k, y_1-k), the chromaticity coordinates (x of green sub-pixels_2-k, y_2-k) and blue subpixels chromaticity coordinates
(x_3-k, y_3-k), the corresponding chromaticity coordinates matrix of the red sub-pixel include in each pixel region red sub-pixel it is corresponding
Chromaticity coordinates (x_1-k, y_1-k), the corresponding chromaticity coordinates matrix of the green sub-pixels includes each pixel region Green
Corresponding chromaticity coordinates (the x of pixel_2-k, y_2-k), the corresponding chromaticity coordinates matrix of the blue includes blue in each pixel region
Corresponding chromaticity coordinates (x_3-k, y_3-k);
The corresponding red sub-pixel of at least two pixel regions in the physical centre region, green are chosen respectively
Pixel and the corresponding chromaticity coordinates of the blue subpixels, and determine respectively the red sub-pixel, the green sub-pixels with
And in the chromaticity coordinates of the corresponding selection of the blue subpixels x and y arithmetic mean of instantaneous value;
According to formula M1=a_1-kN1_k, determine the predetermined coefficient a of the red sub-pixel of corresponding each pixel region_1-k, root
According to formula M2=a_2-kN2_k, determine the predetermined coefficient a of the green sub-pixels of corresponding each pixel region_2-k, and according to
Formula M3=-a_3-kN3_k, determine the predetermined coefficient a of the blue subpixels of corresponding each pixel region_3-k;Wherein, M1 generation
The arithmetic mean of instantaneous value for the x that table is determined, N1_kRepresent x in the corresponding chromaticity coordinates of k-th of pixel region_1-k, M2, which is represented, to be determined
The arithmetic mean of instantaneous value of y out, N2_kRepresent y in the corresponding chromaticity coordinates of k-th of pixel region_2-k, M3 represents the x that determines
Arithmetic mean of instantaneous value and y arithmetic mean of instantaneous value product, N3_kRepresent x in the corresponding chromaticity coordinates of k-th of pixel region_3-k
And y_3-kProduct.
7. a kind of driving device of display panel characterized by comprising
Receiving unit, for receiving the image data of picture to be shown;Wherein, described image data include: multiple color picture
The corresponding data of element;
Adjustment unit, for according to pixel region, color of object sub-pixel, predetermined coefficient and color of object pre-established
Relationship between the corresponding data of pixel, it is corresponding to the color of object sub-pixel in the pixel unit of most white luminance to be shown each
Data are adjusted;Wherein, the viewing area of the display panel is divided into multiple pixel regions of array arrangement, each pixel region
The corresponding predetermined predetermined coefficient of color of object sub-pixel in domain;
Display driver element is shown for controlling the display panel according to data adjusted.
8. driving device as claimed in claim 7, which is characterized in that the pixel region pre-established, color of object
Relationship between pixel, predetermined coefficient and the corresponding data of color of object sub-pixel meets formula: P_c-k=a_c-kQ_c-k;
Wherein, 1≤k≤K and k are integer, and K represents the sum of the pixel region, and c represents the color of a sub-pixel, a_c-kGeneration
When color of object sub-pixel described in table is c color, corresponding predetermined coefficient in k-th of pixel region, P_c-kRepresent the target
When color sub-pixels are c color, corresponding data adjusted of color of object sub-pixel in k-th of pixel region,
Q_c-kWhen representing the color of object sub-pixel as c color, the color of object sub-pixel in k-th of pixel region is corresponding
Data before adjustment.
9. a kind of display device, which is characterized in that including display panel and driving device as claimed in claim 7 or 8.
10. a kind of computer readable storage medium, is stored thereon with computer program, which is characterized in that the program is by processor
The step of driving method described in any one of claims 1-6 is realized when execution.
11. a kind of computer equipment including memory, processor and stores the meter that can be run on a memory and on a processor
Calculation machine program, which is characterized in that the processor realizes driving side described in any one of claims 1-6 when executing described program
The step of method.
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110827745A (en) * | 2019-12-26 | 2020-02-21 | 武汉天马微电子有限公司 | Display panel and pixel compensation data generation method and device thereof |
CN111445827A (en) * | 2020-04-16 | 2020-07-24 | Tcl华星光电技术有限公司 | Display device and driving method thereof |
CN113138735A (en) * | 2020-01-20 | 2021-07-20 | 北京迈格威科技有限公司 | Display control method, device and electronic system |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20080086282A (en) * | 2007-03-22 | 2008-09-25 | 엘지이노텍 주식회사 | Back light unit driving apparatus |
CN102034407A (en) * | 2010-11-29 | 2011-04-27 | 广东威创视讯科技股份有限公司 | Light-emitting diode screen color and brightness adjustment method and system |
CN103413527A (en) * | 2013-08-19 | 2013-11-27 | 西安诺瓦电子科技有限公司 | Image acquisition method and display method for LED display screen correction |
CN105261334A (en) * | 2015-11-12 | 2016-01-20 | 深圳市华星光电技术有限公司 | Display uniformization system and method |
CN105741812A (en) * | 2016-05-10 | 2016-07-06 | 京东方科技集团股份有限公司 | Display method of liquid crystal displayer, liquid crystal displayer and display device |
KR101694621B1 (en) * | 2015-05-22 | 2017-01-09 | 한국광기술원 | Apparatus and method for estimating brightness using image sensor of auto exposure data |
CN106782429A (en) * | 2016-12-30 | 2017-05-31 | 上海顺久电子科技有限公司 | Eliminate the method and device of screen inhomogeneities |
WO2018104824A1 (en) * | 2016-12-07 | 2018-06-14 | Semiconductor Energy Laboratory Co., Ltd. | Semiconductor device, display system, and electronic device |
-
2019
- 2019-05-23 CN CN201910432062.2A patent/CN110085168B/en active Active
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20080086282A (en) * | 2007-03-22 | 2008-09-25 | 엘지이노텍 주식회사 | Back light unit driving apparatus |
CN102034407A (en) * | 2010-11-29 | 2011-04-27 | 广东威创视讯科技股份有限公司 | Light-emitting diode screen color and brightness adjustment method and system |
CN103413527A (en) * | 2013-08-19 | 2013-11-27 | 西安诺瓦电子科技有限公司 | Image acquisition method and display method for LED display screen correction |
KR101694621B1 (en) * | 2015-05-22 | 2017-01-09 | 한국광기술원 | Apparatus and method for estimating brightness using image sensor of auto exposure data |
CN105261334A (en) * | 2015-11-12 | 2016-01-20 | 深圳市华星光电技术有限公司 | Display uniformization system and method |
CN105741812A (en) * | 2016-05-10 | 2016-07-06 | 京东方科技集团股份有限公司 | Display method of liquid crystal displayer, liquid crystal displayer and display device |
WO2018104824A1 (en) * | 2016-12-07 | 2018-06-14 | Semiconductor Energy Laboratory Co., Ltd. | Semiconductor device, display system, and electronic device |
CN106782429A (en) * | 2016-12-30 | 2017-05-31 | 上海顺久电子科技有限公司 | Eliminate the method and device of screen inhomogeneities |
Non-Patent Citations (3)
Title |
---|
刘芬 吕国强 张喜条 张磊 冯奇斌: "侧入式发光二极管背光区域调光算法", 《光电工程》 * |
张涛 巫红英 李蒙 雷志春: "一种提高图像对比度和视觉质量的新型区域背光算法", 《工程科学学报》 * |
郭斌 何广举: "LED背光液晶电视区域调光技术", 《集成电路应用》 * |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110827745A (en) * | 2019-12-26 | 2020-02-21 | 武汉天马微电子有限公司 | Display panel and pixel compensation data generation method and device thereof |
CN110827745B (en) * | 2019-12-26 | 2022-06-14 | 武汉天马微电子有限公司 | Display panel and pixel compensation data generation method and device thereof |
CN113138735A (en) * | 2020-01-20 | 2021-07-20 | 北京迈格威科技有限公司 | Display control method, device and electronic system |
CN111445827A (en) * | 2020-04-16 | 2020-07-24 | Tcl华星光电技术有限公司 | Display device and driving method thereof |
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