CN105096883B - Dot structure, display panel, display device and its driving method - Google Patents
Dot structure, display panel, display device and its driving method Download PDFInfo
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Abstract
This application discloses a kind of dot structure, display panel, display device and its driving method.The dot structure includes multiple pixel cells, and pixel cell is 2 × 2 sub-pixel matrix, and 2 × 2 sub-pixel matrix include the first sub-pixel, the second sub-pixel, the 3rd sub-pixel and the 4th sub-pixel according to clockwise direction arrangement；First sub-pixel, the second sub-pixel, the 3rd sub-pixel and the 4th sub-pixel are shaped as rectangle, and the ratio of the length and width of the first sub-pixel is 3:1, the ratio of the length and width of the second sub-pixel is 3:2, the ratio of the length and width of the 3rd sub-pixel and the 4th sub-pixel is 2:1；First sub-pixel is identical with the 3rd sub-pixel colors.The embodiment adds the size of sub-pixel, improves the aperture opening ratio and penetrance of display device.With reference to corresponding driving method, the display resolution higher than true resolution can be reached, display effect is improved.
Description
Technical field
The application is related to display technology field, and in particular to dot structure, display panel, display device and its driving side
Method.
Background technology
Because the colour gamut and resolution ratio of display device directly affect the effect of display, therefore, high colour gamut and high-resolution
Display device becomes the main development direction of Display Technique.Wherein, the main size by sub-pixel of resolution ratio of display device
Determined with quantity, the main color blocking material used by sub-pixel of colour gamut of display device is determined.Except resolution ratio and colour gamut it
Outside, the aperture opening ratio and penetrance of display panel also directly affect the effect of display.
In existing design, in order to lift the resolution ratio of display device, it is necessary to reduce the size of sub-pixel on display panel,
Increase data wire on display panel, scan line, thin film transistor (TFT), the non-display element of control circuit etc. so that display panel has
Imitate glazed area to reduce, reduce the aperture opening ratio and penetrance of display device, have impact on display effect.On the other hand, small size
Sub-pixel complex manufacturing technology, yield is relatively low, and cost is higher；Also, existing technological ability has one to the size of sub-pixel
Fixed limitation, when sub-pixel size reaches the minimum value that technological ability is limited, the resolution ratio of display device can not continue to carry
Rise.Therefore, it is necessary to increase the sub-pixel size of display device, to increase having for display panel while high-resolution is realized
Glazed area, increasing opening rate and penetrance are imitated, technology difficulty is reduced, so as to reduce cost.
, it is necessary to increase color blocking thickness or the color blocking using high dye strength in the design of high colour gamut display device, and color
The increase of resistance thickness or dye strength can cause the reduction of display device penetrance, influence display effect.In existing design, in order to
Ensure the penetrance of display panel, it is necessary to limit color blocking thickness or the dye strength of color blocking, therefore limit the color of display device
Domain scope.
The content of the invention
In view of this, it is desired to be able to which a kind of dot structure comprising large scale sub-pixel and display device are provided.Further
Ground, also it is desirable to which the display device provided has high-resolution and high colour gamut.In order to solve said one or multiple problems, this Shen
Please embodiment provide a kind of dot structure, display panel, the driving method of display device and display device.
The embodiment of the present application provides a kind of dot structure, including multiple pixel cells, and the pixel cell is 2 × 2 sons
Picture element matrix, 2 × 2 sub-pixel matrix is included according to the first sub-pixel of clockwise direction arrangement, the second sub-pixel, the 3rd
Sub-pixel and the 4th sub-pixel；First sub-pixel, the second sub-pixel, the 3rd sub-pixel and the 4th sub-pixel are shaped as
Rectangle, the ratio of the length and width of the first sub-pixel is 3:1, the ratio of the length and width of the second sub-pixel is 3:2, the 3rd
The ratio of the length and width of sub-pixel and the 4th sub-pixel is 2:1；First sub-pixel and the 3rd sub-pixel face
Color is identical.
The embodiment of the present application provides a kind of display panel, including above-described dot structure.
The embodiment of the present application provides a kind of display device, including above-described display panel.
The embodiment of the present application provides a kind of driving method of display device, applied to above-described display device, institute
The color for stating the first sub-pixel and the 3rd sub-pixel is the first color, and the color of second sub-pixel is the second color, described
The color of 4th sub-pixel is the 3rd color；The display device includes control chip；The control chip receives the display
The display picture data of panel, the display picture data obtains the pixel cell neutron by the conversion of the control chip
The brightness data of pixel, the brightness data of the sub-pixel is exported to the display panel by the control chip.
Wherein, the conversion method of control chip includes：In the display picture data, the of the sub-pixel of the first color
One brightness value is X, and the first brightness value of the sub-pixel of the second color is Y, and the first brightness value of the sub-pixel of the 3rd color is Z；
In any pixel cell, the second brightness value of the first sub-pixel is P1, and the second brightness value of the second sub-pixel is P2, the 3rd
Second brightness value of sub-pixel is P3, and the second brightness value of the 4th sub-pixel is P4, then X, Y, Z, P1, P2, P3, P4 meet as follows
Relational expression：P1=α * 2X；P2=γ * 2Y；P3=β * 2X；P4=γ * 2Z；Wherein, α, β, γ span are 0~1.
Dot structure, display panel, display device and its driving method that the embodiment of the present application is provided, are shown by increasing
The size of device sub-pixel so that sub-pixel quantity reduces 1/3rd, and data wire quantity reduces 1/3rd, reduction
Technology difficulty；By increasing the width of sub-pixel, the effective light transmission area of display panel is increased, display dress is significantly improved
The aperture opening ratio put, so as to effectively increase penetrance；It has been shown that, carried by using two kinds of greens or two kinds of red sub-pixels
Ensure that the penetrance of display panel is not reduced while rising color saturation, widen colour gamut.In addition, with reference to corresponding driving method,
Allow display device to reach the display resolution higher than true resolution, improve display effect.
Brief description of the drawings
Non-limiting example is described in detail with reference to what the following drawings was made by reading, other features,
Objects and advantages will become more apparent upon：
Fig. 1 is a kind of structural representation for the dot structure that the embodiment of the present application is provided；
Fig. 2 is another structural representation for the dot structure that the embodiment of the present application is provided；
Fig. 3 a be it is existing by RGB rectangles sub-pixel group into dot structure in each sub-pixel scale diagrams；
Fig. 3 b be the embodiment of the present application dot structure in a pixel cell each sub-pixel scale diagrams；
Fig. 4 is a kind of structural representation for the display device that the embodiment of the present application is provided；
Fig. 5 is another structural representation for the display device that the embodiment of the present application is provided；
Fig. 6 a are the schematic diagrames of the display device of the RGB rectangle pixel arrangements of existing identical size；
Fig. 6 b be the embodiment of the present application display device in pixel schematic diagram.
Embodiment
The application is described in further detail with reference to the accompanying drawings and examples.It is understood that this place is retouched
The specific embodiment stated is used only for explaining related invention, rather than the restriction to the invention.It also should be noted that, in order to
Be easy to description, illustrate only in accompanying drawing to about the related part of invention.
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the application can phase
Mutually combination.Describe the application in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
Fig. 1 is refer to, a kind of structural representation of the dot structure provided it illustrates the embodiment of the present application.
As shown in figure 1, dot structure 1 includes multiple pixel cells 10.Pixel cell 10 be include four sub-pixels 2 ×
2 sub-pixel matrix.2 × 2 sub-pixel matrix include according to clockwise direction arrangement the first sub-pixel 11, the second sub-pixel 12,
3rd sub-pixel 13 and the 4th sub-pixel 14.In the present embodiment, the first sub-pixel 11, the second sub-pixel 12, the 3rd sub-pixel
13 and the 4th the shape of sub-pixel 14 be rectangle.Wherein, the first sub-pixel 11 is identical with the color of the 3rd sub-pixel 13.
By length of each sub-pixel in Fig. 1 on first direction shown in Fig. 1 (i.e. the direction parallel with the row of dot structure)
As the length of each sub-pixel, the length conduct in second direction shown in Fig. 1 (the parallel direction i.e. with the row of dot structure)
The width of each sub-pixel.The ratio of the length and width of first sub-pixel 11 of the pixel cell 10 in dot structure 1 is 3:1,
The ratio of the length and width of second sub-pixel 12 is 3:2, the ratio of the length and width of the 3rd sub-pixel 13 is 2:1, the 4th
The ratio of the length and width of sub-pixel 14 is 2:1.
In Fig. 1, the first sub-pixel 11 aligns in a first direction with the left side edge of the 4th sub-pixel 14, the second sub- picture
Element 12 aligns in a first direction with the right edge of the 3rd sub-pixel 13, in actual fabrication, the first sub-pixel 11 and the 4th
The left side edge of sub-pixel 14 can align on data wire direction, the right edge of the second sub-pixel 12 and the 3rd sub-pixel 13
It can be alignd on data wire direction.
In certain embodiments, the first sub-pixel 11, the second sub-pixel 12, the 4th sub-pixel 14 are the sub- picture of different colours
Element, the first sub-pixel 11 and the 3rd sub-pixel 13 be color identical sub-pixel, and the first sub-pixel 11, the second sub-pixel 12,
The color of 3rd sub-pixel 13 and the 4th sub-pixel 14 is one kind in red, green and blueness.
Alternatively, the color of the first sub-pixel 11 and the 3rd sub-pixel 13 is green, and the color of the second sub-pixel 12 is indigo plant
Color, the color of the 4th sub-pixel 14 is red.
Alternatively, the color of the first sub-pixel 11 and the 3rd sub-pixel 13 is red, and the color of the second sub-pixel 12 is indigo plant
Color, the color of the 4th sub-pixel 14 is green.
Fig. 2 is refer to, another structural representation of the dot structure provided it illustrates the embodiment of the present application.
As shown in Fig. 2 dot structure 2 includes multiple pixel cells 20.Pixel cell 20 be include four sub-pixels 2 ×
2 sub-pixel matrix.2 × 2 sub-pixel matrix include according to clockwise direction arrangement the first sub-pixel 21, the second sub-pixel 22,
3rd sub-pixel 23 and the 4th sub-pixel 24.In the present embodiment, the first sub-pixel 21, the second sub-pixel 22, the 3rd sub-pixel
23 and the 4th the shape of sub-pixel 24 be rectangle.Wherein, the first sub-pixel 21 is identical with the color of the 3rd sub-pixel 23.
By length of each sub-pixel in Fig. 2 on first direction shown in Fig. 2 (i.e. the direction parallel with the row of dot structure)
As the length of each sub-pixel, the length conduct in second direction shown in Fig. 2 (the parallel direction i.e. with the row of dot structure)
The width of each sub-pixel.The ratio of the length and width of first sub-pixel 21 of the pixel cell 20 in dot structure 2 is 3:1,
The ratio of the length and width of second sub-pixel 22 is 3:2, the ratio of the length and width of the 3rd sub-pixel 23 is 2:1, the 4th
The ratio of the length and width of sub-pixel 24 is 2:1.
In fig. 2, the first sub-pixel 21 aligns in a first direction with the right edge of the 4th sub-pixel 24, the second sub- picture
Element 22 aligns in a first direction with the left side edge of the 3rd sub-pixel 23, in actual fabrication, the first sub-pixel 21 and the 4th
The right edge of sub-pixel 24 can align on data wire direction, the left side edge of the second sub-pixel 22 and the 3rd sub-pixel 23
It can be alignd on data wire direction.
In certain embodiments, the first sub-pixel 21, the second sub-pixel 22, the 4th sub-pixel 24 are the sub- picture of different colours
Element, the first sub-pixel 11 and the 3rd sub-pixel 13 be color identical sub-pixel, and the first sub-pixel 21, the second sub-pixel 22,
The color of 3rd sub-pixel 23 and the 4th sub-pixel 24 is one kind in red, green and blueness.
Alternatively, the color of the first sub-pixel 21 and the 3rd sub-pixel 23 is green, and the color of the second sub-pixel 22 is indigo plant
Color, the color of the 4th sub-pixel 24 is red.
Alternatively, the color of the first sub-pixel 21 and the 3rd sub-pixel 23 is red, and the color of the second sub-pixel 22 is indigo plant
Color, the color of the 4th sub-pixel 24 is green.
From Fig. 1 contrast it can be found that with unlike embodiment illustrated in fig. 1,2 × 2 sub-pixels in the embodiment shown in Fig. 2
The arrangement mode of each sub-pixel is changed in matrix.In Fig. 1, the left side edge and the 4th sub-pixel 14 of the first sub-pixel 11
Left side edge align in a first direction, the right edge of the right edge of the second sub-pixel 12 and the 3rd sub-pixel 13 is the
Alignd on one direction.In fig. 2, the right edge of the right edge of the first sub-pixel 21 and the 4th sub-pixel 24 is in a first direction
Upper alignment, the left side edge of the second sub-pixel 22 aligns in a first direction with the left side edge of the 3rd sub-pixel 23.In Fig. 1
Pixel cell 10 can be regular rectangle, and the pixel cell 20 in Fig. 2 is not the rectangle of rule.
In actual design, display device need to meet certain white balance, that is to say, that, it is necessary to ensure that display device shows
The white accuracy shown, i.e., the white synthesized by brightness shown as red sub-pixel, green sub-pixels and blue subpixels
Chromaticity coordinates of the light in CIE 1931 (CIE1931) chromatic diagram needs consistent with the chromaticity coordinates of reference white.For
Guarantee above-mentioned white balance, red sub-pixel, the width of blue subpixels and green sub-pixels and the color blocking of display device are passed through
Need to meet certain relation between rate.Specifically, the display device provided for the embodiment of the present application, when the face of the second sub-pixel
When color is blueness, the first sub-pixel, the second sub-pixel, between the width and color blocking transmitance of the 3rd sub-pixel and the 4th sub-pixel
Meet such as formula (1) and the relation of formula (2)：
Wherein, L1、L2、L3And L4Respectively the first sub-pixel, the second sub-pixel, the 3rd sub-pixel and the 4th sub-pixel
Width, T1、T2、T3And T4Respectively the first sub-pixel, the second sub-pixel, the color blocking of the 3rd sub-pixel and the 4th sub-pixel are passed through
Rate.
In some optional embodiments, the colourity of the first sub-pixel and the 3rd sub-pixel is different.It should be noted that
If the display device comprising above-mentioned dot structure is liquid crystal display device, it can use comprising different dyes or dye strength
Color blocking realizes the display of the different colourity of same color；If display device is organic electroluminescence display device and method of manufacturing same, it can use
The luminous organic material of different colours realizes the display of the different colourity of same color.
Specifically, by taking liquid crystal display device as an example, the color of the first sub-pixel can be the first green, the in dot structure
The color of three sub-pixels can be that the second green, the color of the second sub-pixel can be that blueness, the color of the 4th sub-pixel can be with
For red, in CIE 1931 (CIE1931) chromatic diagram, abscissa x represents the red component of color, ordinate
Y represents the green component of color, the first sub-pixel G1, the second sub-pixel B, the 3rd sub-pixel G2, the 4th sub-pixel R color
Chromaticity coordinates (x, y) can be for example shown in table one.
Table one
In existing design, dot structure includes the sub-pixel of red, blueness and green three kinds of colors.If red sub-pixel,
The chromaticity coordinates of R, G1 and B in table one is respectively adopted in green sub-pixels and the color of blue subpixels, applied to LCDs, color
Saturation degree can reach 100%, but penetrance is only 4.2%.If the face of red sub-pixel, green sub-pixels and blue subpixels
The chromaticity coordinates of R, G2 and B in table one is respectively adopted in color, applied to LCDs, and color saturation can reach 90.1%, penetrate
Rate can reach 5.3%.
The dot structure that the embodiment of the present application is provided, the first sub-pixel, the second sub-pixel, the 3rd sub-pixel and the 4th son
The chromaticity coordinates of G1, B, G2, R in table one is respectively adopted in the color of pixel, applied to LCDs, and color saturation can reach
110%, penetrance can reach 5.43%, compared with existing design, in the dot structure that the embodiment of the present application is provided, first
Sub-pixel and the 3rd sub-pixel are improved color saturation, have been widened colour gamut using two kinds of green displays, while improving display dress
The penetrance put, so as to improve display effect.Similarly, the first sub-pixel and the 3rd sub-pixel use two kinds of red or two kinds
During blueness display, the dot structure that the embodiment of the present application is provided can also ensure CF (Color Filter, colored filter)
Substrate penetrance widens colour gamut while drop, lift color saturation.
In actual applications, the penetrance of display device can be lifted by changing the size of sub-pixel.For example can be with
Large-sized sub-pixel is designed, increases effective light transmission area, so that increasing opening rate and penetrance.Compared with existing design, this
The dot structure that application embodiment is provided can lift the aperture opening ratio of display panel by increasing the size of sub-pixel.Below
The size for the dot structure sub-pixel that the embodiment of the present application is provided is further illustrated with reference to Fig. 3 a and Fig. 3 b.
Refer to Fig. 3 a, it illustrates it is existing by RGB rectangles sub-pixel group into dot structure in each sub-pixel chi
Very little schematic diagram.
As shown in Figure 3 a, in existing red, green, blue (RGB) rectangle sub-pixel design, a sub-pixel group of dot structure
3A includes red sub-pixel 311, blue subpixels 312 and green sub-pixels 313.By each sub-pixel in Fig. 3 a shown in Fig. 3 a
Length on one direction (i.e. the direction parallel with the row of dot structure) as each sub-pixel length, in second party shown in Fig. 3 a
To width of the length on (the parallel direction i.e. with the row of dot structure) as each sub-pixel.Red sub-pixel 311, green
Pixel 312 and the length of blue subpixels 313 are 3a, and width is a.
Refer to Fig. 3 b, it illustrates in the dot structure of the embodiment of the present application in a pixel cell each sub-pixel chi
Very little schematic diagram.
In fig 3b, a pixel cell 30 in dot structure 3B includes the first sub-pixel 31, the second sub-pixel 32, the
Three sub-pixels 33 and the 4th sub-pixel 34.Wherein the first sub-pixel 31, the second sub-pixel 32, the 3rd sub-pixel 33 and the 4th sub- picture
The length of element 34 is 3a, and the width of the first sub-pixel 31 is a, and the width of the second sub-pixel 32 is 2a, the He of the 3rd sub-pixel 33
The width of 4th sub-pixel 34 is 1.5a.Comparison diagram 3a and Fig. 3 b, it can be seen that compared with existing design, the embodiment of the present application
Dot structure in, the width of the second sub-pixel, the 3rd sub-pixel and the 4th sub-pixel increases 1.5-2 times, reduces technique hardly possible
Degree, adds the effective light transmission area of display panel, so as to improve aperture opening ratio and penetrance.
It can also be seen that the dot structure that the embodiment of the present application is provided, the sub-pixel per a line from Fig. 3 a and Fig. 3 b
Quantity reduces 1/3rd, and the columns of sub-pixel reduces 1/3rd compared with existing design, and the sum of sub-pixel reduces three
/ mono-.Therefore, when designing corresponding display panel, data wire decreases 1/3rd.This dot structure is further
Reduce data wire in technology difficulty and display panel and occur the probability of short circuit or open circuit, improve yield.
It should be noted that describing the chi of each sub-pixel with reference to Fig. 3 b by taking the dot structure shown in Fig. 1 as an example above
Very little, for the dot structure shown in Fig. 2, the size of each sub-pixel can also be the size described by Fig. 3 b, i.e. the first sub-pixel
21 length and width is respectively 3a and a, and the length and width of the second sub-pixel 22 is respectively 3a and 2a, the 3rd sub-pixel 23
Length and width is respectively 3a and 1.5a, and the length and width of the 4th sub-pixel 24 is respectively 3a and 1.5a.
The dot structure that the above embodiments of the present application are provided, adds the size of sub-pixel, reduces technology difficulty, have
Effect improves the aperture opening ratio and penetrance of display panel.
Present invention also provides a kind of display panel, including the above-mentioned dot structure with reference to described by Fig. 1 and Fig. 2.Display
Panel also includes thin film transistor (TFT), data wire and the scan line intersected that insulated with data wire.The grid of each thin film transistor (TFT)
Pole is connected with a data line, and source electrode is connected with a data line, and drain electrode is connected with a sub-pixel in dot structure.
Further, present invention also provides a kind of display device, including above-mentioned display panel.Specifically, it refer to figure
4, a kind of structural representation of the display device provided it illustrates the embodiment of the present application.
As shown in figure 4, display device 4 includes dot structure as shown in Figure 1.Dot structure includes multiple pixel cells
100.Pixel cell 100 includes the first sub-pixel 111, the second sub-pixel 112, the 3rd sub-pixel by arranging in the direction of the clock
113 and the 4th sub-pixel 114 constitute 2 × 2 sub-pixel matrix.Display device is also included along the order weight of second direction shown in Fig. 4
The first data wire 41, the second data wire 42 and the first scanning along the repeated arrangement of first direction order shown in Fig. 4 of multiple bank row
The scan line 44 of line 43 and second.Each data wire intersects with the insulation of each scan line.Wherein the first data wire 41 is along the first sub-pixel 111
With the left side edge linear extension of the 4th sub-pixel 114, the second data wire 42 is along the second sub-pixel 112 and the 3rd sub-pixel 113
Right edge linear extension, lower side of first scan line 43 along the first sub-pixel 111 and the second sub-pixel 112 prolong along straight line
Stretch, lower side of second scan line 44 along the 3rd sub-pixel 113 and the 4th sub-pixel 114 is along linear extension.Display device 4 is also wrapped
Include thin film transistor (TFT).Each data line applies drive signal by a thin film transistor (TFT) to corresponding sub-pixel.
Fig. 5 is refer to, another structural representation of the display device provided it illustrates the embodiment of the present application.
As shown in figure 5, display device 5 includes dot structure as shown in Figure 1.Dot structure includes multiple pixel cells
100.Pixel cell 100 includes the first sub-pixel 111, the second sub-pixel 112, the 3rd sub-pixel by arranging in the direction of the clock
113 and the 4th sub-pixel 114 constitute 2 × 2 sub-pixel matrix.Display device is also included along the order weight of second direction shown in Fig. 5
The first data wire 51, the second data wire 52 and the first scanning along the repeated arrangement of first direction order shown in Fig. 5 of multiple bank row
The scan line 54 of line 53 and second.Each data wire intersects with the insulation of each scan line.Wherein the first data wire 51 is along the first sub-pixel 111
Right edge and the 4th sub-pixel 114 right edge extension, left side of second data wire 52 along the second sub-pixel 112
Along and the 3rd sub-pixel 113 left side edge extension, the first scan line 53 is along the first sub-pixel 111 and the second sub-pixel 112
Lower side along linear extension, lower side of second scan line 54 along the 3rd sub-pixel 113 and the 4th sub-pixel 114 prolongs along straight line
Stretch.Display device 5 also includes thin film transistor (TFT).Each data line is applied by a thin film transistor (TFT) to corresponding sub-pixel
Drive signal.
From unlike embodiment illustrated in fig. 4, in the embodiment shown in Fig. 5, the first data wire 51 and the second data wire 52
It is broken line.It should be appreciated that data wire there can also be other arrangement modes in the display device of the embodiment of the present application, for example may be used
To combine the data wire arrangement mode in Fig. 4 and Fig. 5, the first data wire uses the arrangement side of the first data wire 41 shown in Fig. 4
Formula, the second data wire uses the arrangement mode of the second data wire 52 shown in Fig. 5, and the application is not limited this.
In the above-mentioned display device with reference to described by Fig. 4 and Fig. 5, pixel cell 110 is the first of display device 4 or 5
Pixel, display device 4 or 5 also includes the second pixel being disposed adjacent with the first pixel.As shown in Figure 4 and Figure 5, with
The second adjacent pixel 200 of the side of one pixel 110 is 2 × 2 sub-pixel matrix, including according to the of clockwise direction arrangement
Four sub-pixels 114, the 3rd sub-pixel 113, the second sub-pixel 212 and the first sub-pixel 211.The 3rd in second pixel 200
Sub-pixel 113, the 4th sub-pixel 114 and the first pixel 100 share display.Adjacent with the opposite side of the first pixel 110
Two pixels 300 are also 2 × 2 sub-pixel matrix, including the 4th sub-pixel 334, the 3rd sub- picture according to clockwise direction arrangement
Plain 333, second sub-pixel 112 and the first sub-pixel 111.The first sub-pixel 111, the second sub-pixel in second pixel 300
112 and first pixel 100 share display.
In certain embodiments, the display device described in above-described embodiment is liquid crystal display device or organic electroluminescence
Luminous display unit.Wherein, liquid crystal display device can realize the display of different colours, organic electroluminescence by different color blocking materials
Luminous display unit can realize the display of different colours by different luminous organic materials.
Present invention also provides a kind of driving method of display device, applied to the display device in above-described embodiment.
In the display device that above-described embodiment is provided, the color of the first sub-pixel and the 3rd sub-pixel is the first color, the second sub- picture
The color of element is the second color, and the color of the 4th sub-pixel is the 3rd color.Display device also includes control chip.Control chip
Receive the display picture data of display panel.Display picture data can be the red (R) of display picture, green (G) and blueness
(B) brightness data of brightness data, i.e. R, G, B sub-pixel.
Display picture data obtains the brightness data of pixel cell sub-pixel by the conversion of control chip, sub-pixel
Brightness data is exported to display panel by control chip, realizes the driving of each sub-pixel in display panel.
Using the brightness value of each sub-pixel in display picture data as the first brightness value, the application drawn by conversion is real
The brightness value of each sub-pixel in the display device of example is applied as the second brightness value, in the driving method of above-mentioned display device, control
The conversion method of coremaking piece includes：In display picture data, the first brightness value of the sub-pixel of the first color is X, the second face
First brightness value of the sub-pixel of color is Y, and the first brightness value of the sub-pixel of the 3rd color is Z.Any pixel of display device
In unit, the second brightness value of the first sub-pixel is P1, and the second brightness value of the second sub-pixel is P2, the second of the 3rd sub-pixel
Brightness value is P3, and the second brightness value of the 4th sub-pixel is P4, then X, Y, Z, P1, P2, P3, P4 meet following relational expression (3)~
(6)：
P1=α * 2X； (3)
P2=γ * 2Y； (4)
P3=β * 2X； (5)
P4=γ * 2Z； (6)
Wherein, α, β, γ span are 0~1.
Closed with reference to Fig. 6 a are corresponding with the data that control chip conversion method in above-mentioned driving method is described in detail in Fig. 6 b
System.
Fig. 6 a are the schematic diagrames of the display device of the RGB rectangle pixel arrangements of existing identical size.
In this example it is shown that picture data can be represented with formula (7)：
Wherein, X11、…、X1(n-2)、…、Xm1、…、Xm(n-2)For of the sub-pixel of the first color in display picture data
One brightness value, Y12、…、Y1(n-1)、…、Ym2、…、Ym(n-1)First for the sub-pixel of the second color in display picture data is bright
Angle value, Z13、…、Z1n、…、Zm3、…、ZmnFor the first brightness value of the sub-pixel of the 3rd color in display picture data, m, n points
Not Wei display picture data line number and columns.
As shown in Figure 6 a, the display picture data of formula (7) can be represented by the array of sub-pixels shown in 6A.Sub-pixel battle array
Multiple display units can be included by arranging 6A, such as 61 shown in Fig. 6 a, 62,63.Each display unit is comprising in a brightness
The heart, the brightness center of display unit 61,62,63 is respectively 610,620 and 630.
Fig. 6 b are refer to, it illustrates the schematic diagram of each pixel in the display device of the embodiment of the present application.Such as Fig. 6 b institutes
Show, display device 6B includes multiple pixels.Wherein, the second pixel 65 is adjacent with two the first pixels 64 and 66.Each
Pixel includes a brightness center.In figure 6b, the brightness center of pixel 64,65,66 is respectively 640,650 and 660.
It should be noted that, although the dot structure that display device is included in Fig. 6 b is the dot structure shown in Fig. 1, but
In practical application, the conversion method of control chip applies also for including the application other embodiment (example described in following examples
As Fig. 2 embodiment) in dot structure display device.
With reference to Fig. 6 a and Fig. 6 b, array of sub-pixels 6A brightness center 610,620,630 respectively with the embodiment of the present application
Display device 6B brightness center 640,650,660 is corresponded.Display unit 61 and the application in array of sub-pixels 6A is real
The display unit 62 and the application applied in the correspondence of the first pixel 64 in the display device 6B of example offer, array of sub-pixels 6A are real
The display unit 63 and the application applied in the correspondence of the second pixel 65 in the display device 6B of example offer, array of sub-pixels 6A are real
Another correspondence of the first pixel 66 in the display device 6B of example offer is provided.
Assuming that it is that the color of the sub-pixel 621 in Fig. 6 a in display unit 62, which is the first color, the color of sub-pixel 622,
Second colors, the color of sub-pixel 623 are the of the second pixel 65 in sub-pixel 621 and Fig. 6 b in the 3rd color, i.e. Fig. 6 a
One sub-pixel 651 and the color of the 3rd sub-pixel 653 are identical, the sub-pixel 622 in Fig. 6 a and the second pixel 65 in Fig. 6 b
The color of second sub-pixel 652 is identical, the face of the 4th sub-pixel 654 of the sub-pixel 623 in Fig. 6 a and the second pixel 65 in Fig. 6 b
Color is identical, then the brightness value of each sub-pixel may be constructed such as the square of formula (8) in the display unit 61,62 and 63 shown in Fig. 6 a
Battle array：
Wherein, k, l be respectively line number of the sub-pixel of the first color in display unit 61 in array of sub-pixels 6A and
Columns, Xkl、Yk(l+1)、Zk(l+2)The sub-pixel of first color, the sub-pixel of the second color, the 3rd face respectively in display unit 61
First brightness value of the sub-pixel of color；X(k+1)l、Y(k+1)(l+1)、Z(k+1)(l+2)The sub- picture of first color respectively in display unit 62
Sub-pixel 622, the first brightness value of the sub-pixel 623 of the 3rd color of plain 621, second color；X(k+2)l、Y(k+2)(l+1)、
Z(k+2)(l+2)The sub-pixel of first color, the sub-pixel of the second color, the sub-pixel of the 3rd color respectively in display unit 63
The first brightness value.
From Fig. 6 b can be seen that display device 6B, the 3rd sub-pixel 653 and the 4th sub-pixel in the second pixel 65
654 and first pixel 64 share, the first sub-pixel 651 and the second sub-pixel 652 and the first pixel in the second pixel 65
Point 66 is shared.In the second brightness value of each sub-pixel in calculating the second pixel 65, it is necessary to using with 64 pairs of the first pixel
The display unit 61 answered, the corresponding display unit 62 of the second pixel 65 and with the corresponding display unit 63 of the first pixel 66
In the corresponding display picture data of each sub-pixel.
Specifically, the second brightness value of the first sub-pixel 651 in the second pixel 65 is：
P1=α * (X(k+1)l+X(k+2)l)； (9)
Second brightness value of the second sub-pixel 652 in the second pixel 65 is：
P2=γ * (Y(k+1)(l+1)+Y(k+2)(l+1))； (10)
Second brightness value of the 3rd sub-pixel 653 in the second pixel 65 is：
P3=β * (Xkl+X(k+1)l)； (11)
Second brightness value of the 4th sub-pixel 654 in the second pixel 65 is：
P4=γ * (Zk(l+2)+Z(k+1)(l+2))； (12)
Wherein, α, β, γ span are 0~1.
According to above-mentioned formula (9)~(12), control chip, can after the display picture data as shown in formula (7) is received
The brightness value of each sub-pixel in all pixels point to calculate display device, you can to draw each son in any pixel cell
The brightness value of pixel.
In certain embodiments, if the display picture data of input is the RGB gray level informations of image, control chip can
So that RGB gray level informations are converted into RGB brightness values, converted afterwards further according to the above method.It is each in display device is drawn
After the brightness value of sub-pixel, control chip can also convert luminance values into gray level information, and determine corresponding with gray level information
Driving voltage, it is corresponding bright to drive the sub-pixel on display panel to show by applying corresponding driving voltage to data wire
Angle value.
Based on the conversion relation above in association with Fig. 6 a and Fig. 6 b the display device sub-pixel brightness values described, control chip
The display picture data of input can be scaled to the brightness data of each sub-pixel in display device, and exported to display panel,
So that the display device that the embodiment of the present application is provided reaches the display resolution higher than true resolution, in increase sub-pixel
The display effect of display device is ensure that while size.So the display device and its driving method of the embodiment of the present application can be with
Design applied to high-definition display device.
To sum up, sub-pixel structure provided herein, display panel and display device, show with existing high-resolution
Device is compared, and adds the size of sub-pixel, reduces data wire quantity, improves the aperture opening ratio of display panel, effectively lifting
Penetrance.Further, using two kinds of greens or two kinds of red displays, colour saturation is improved while aperture opening ratio is not reduced
Spend, widened colour gamut.Also, with reference to corresponding display-apparatus driving method, the display point higher than true resolution can be reached
Resolution, improves display effect.
Above description is only the preferred embodiment of the application and the explanation to institute's application technology principle.People in the art
Member should be appreciated that invention scope involved in the application, however it is not limited to the technology of the particular combination of above-mentioned technical characteristic
Scheme, while should also cover in the case where not departing from the inventive concept, is carried out by above-mentioned technical characteristic or its equivalent feature
Other technical schemes formed by any combination.Such as features described above has similar work(with (but not limited to) disclosed herein
The technical characteristic of energy carries out technical scheme formed by replacement mutually.
Claims (9)
1. a kind of dot structure, including multiple pixel cells, the pixel cell are 2 × 2 sub-pixel matrix, 2 × 2 sub- picture
Prime matrix includes the first sub-pixel, the second sub-pixel, the 3rd sub-pixel and the 4th sub-pixel according to clockwise direction arrangement；
First sub-pixel, the second sub-pixel, the 3rd sub-pixel and the 4th sub-pixel are shaped as rectangle, first son
The ratio of the length and width of pixel is 3:1, the ratio of the length and width of second sub-pixel is 3:2, the 3rd son
The ratio of pixel and the length and width of the 4th sub-pixel is 2:1；First sub-pixel and the 3rd sub-pixel
Color is identical, and first sub-pixel is different from the 3rd sub-pixel colourity.
2. dot structure according to claim 1, it is characterised in that first sub-pixel, the second sub-pixel, the 4th son
Pixel is the sub-pixel of different colours, first sub-pixel, the second sub-pixel, the face of the 3rd sub-pixel and the 4th sub-pixel
Color is one kind in red, green and blueness.
3. dot structure according to claim 2, it is characterised in that the color of first sub-pixel and the 3rd sub-pixel
For green, the color of second sub-pixel is blueness, and the color of the 4th sub-pixel is red；Or
The color of first sub-pixel and the 3rd sub-pixel is red, and the color of second sub-pixel is blueness, the 4th son
The color of pixel is green.
4. dot structure according to claim 3, it is characterised in that first sub-pixel, the second sub-pixel, the 3rd son
Following relation is met between pixel and the width and color blocking transmitance of the 4th sub-pixel：
And
Wherein, L1、L2、L3And L4Respectively described first sub-pixel, the second sub-pixel, the width of the 3rd sub-pixel and the 4th sub-pixel
Degree, T1、T2、T3And T4Respectively described first sub-pixel, the second sub-pixel, the 3rd sub-pixel and the 4th sub-pixel color blocking it is saturating
Cross rate.
5. a kind of display panel, including the dot structure as described in any one of Claims 1-4.
6.-kind of display device, including display panel as claimed in claim 5.
7. display device according to claim 6, it is characterised in that the display device is liquid crystal display device or had
Organic electro luminescent display device.
8. display device according to claim 7, it is characterised in that the pixel cell is the first pixel, described aobvious
Showing device includes the second pixel being disposed adjacent with first pixel, and second pixel is 2 × 2 sub-pixel squares
Battle array, second pixel is included according to the 4th sub-pixel of clockwise direction arrangement, the 3rd sub-pixel, the second sub-pixel and the
One sub-pixel；The first sub-pixel, the second sub-pixel in second pixel share display with first pixel.
9. a kind of driving method of display device, applied to the display device described in claim 7, first sub-pixel and
The color of three sub-pixels is the first color, and the color of second sub-pixel is the second color, the color of the 4th sub-pixel
For the 3rd color；The display device includes control chip；
The control chip receives the display picture data of the display panel, and the display picture data passes through the control core
The conversion of piece obtains the brightness data of the pixel cell sub-pixel, and the brightness data of the sub-pixel is by the control chip
Export to the display panel；
Wherein, the conversion method of the control chip includes：
In the display picture data, the first brightness value of the sub-pixel of the first color is X, the of the sub-pixel of the second color
One brightness value is Y, and the first brightness value of the sub-pixel of the 3rd color is Z；
In any pixel cell, the second brightness value of the first sub-pixel is P1, and the second brightness value of the second sub-pixel is P2,
Second brightness value of the 3rd sub-pixel is P3, and the second brightness value of the 4th sub-pixel is P4,
Then X, Y, Z, P1, P2, P3, P4 meet following relational expression：
P1=α * 2X；
P2=γ * 2Y；
P3=β * 2X；
P4=γ * 2Z；
Wherein, α, β, γ span are 0~1.
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| CN105469711B (en) * | 2015-12-08 | 2019-02-05 | 上海中航光电子有限公司 | A kind of array substrate and the display panel including the array substrate, display device |
| CN105632394A (en) * | 2016-01-15 | 2016-06-01 | 京东方科技集团股份有限公司 | Display substrate, manufacture method, display panel and display device |
| CN105551390A (en) * | 2016-03-16 | 2016-05-04 | 京东方科技集团股份有限公司 | Display substrate and display device |
| CN109904192B (en) * | 2019-01-08 | 2020-10-16 | 昆山国显光电有限公司 | Pixel structure, display panel and display device |
| CN109754743B (en) * | 2019-01-08 | 2022-04-08 | 昆山国显光电有限公司 | Pixel arrangement structure, display panel and display device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1091088A (en) * | 1997-04-21 | 1998-04-10 | Hitachi Ltd | Matrix display device |
| CN1869772A (en) * | 2005-05-23 | 2006-11-29 | Lg.菲利浦Lcd株式会社 | Liquid crystal display device |
| CN101750779A (en) * | 2008-12-02 | 2010-06-23 | 乐金显示有限公司 | Liquid ctystal display device |
| CN103529614A (en) * | 2013-10-30 | 2014-01-22 | 北京京东方光电科技有限公司 | Array base plate, display device and driving method thereof |
| CN104375302A (en) * | 2014-10-27 | 2015-02-25 | 上海中航光电子有限公司 | Pixel structure, display panel and pixel compensation method thereof |
| CN104465706A (en) * | 2014-12-17 | 2015-03-25 | 上海天马有机发光显示技术有限公司 | Organic light-emitting display device and manufacturing method thereof |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7898623B2 (en) * | 2005-07-04 | 2011-03-01 | Semiconductor Energy Laboratory Co., Ltd. | Display device, electronic device and method of driving display device |
| CN101452573B (en) * | 2007-12-04 | 2013-01-30 | 比亚迪股份有限公司 | Image edge enhancing method |
| CN103941461B (en) * | 2013-08-26 | 2016-12-28 | 上海中航光电子有限公司 | A kind of flat faced display |
-
2015
- 2015-08-28 CN CN201510540333.8A patent/CN105096883B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1091088A (en) * | 1997-04-21 | 1998-04-10 | Hitachi Ltd | Matrix display device |
| CN1869772A (en) * | 2005-05-23 | 2006-11-29 | Lg.菲利浦Lcd株式会社 | Liquid crystal display device |
| CN101750779A (en) * | 2008-12-02 | 2010-06-23 | 乐金显示有限公司 | Liquid ctystal display device |
| CN103529614A (en) * | 2013-10-30 | 2014-01-22 | 北京京东方光电科技有限公司 | Array base plate, display device and driving method thereof |
| CN104375302A (en) * | 2014-10-27 | 2015-02-25 | 上海中航光电子有限公司 | Pixel structure, display panel and pixel compensation method thereof |
| CN104465706A (en) * | 2014-12-17 | 2015-03-25 | 上海天马有机发光显示技术有限公司 | Organic light-emitting display device and manufacturing method thereof |
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