CN109754768A - A kind of driving method and drive system of display panel - Google Patents
A kind of driving method and drive system of display panel Download PDFInfo
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- CN109754768A CN109754768A CN201910089373.3A CN201910089373A CN109754768A CN 109754768 A CN109754768 A CN 109754768A CN 201910089373 A CN201910089373 A CN 201910089373A CN 109754768 A CN109754768 A CN 109754768A
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Abstract
The invention discloses a kind of driving method of display panel and drive system, the driving method judges section comprising steps of the corresponding sub-pixel signal of sub-pixel to be determined is divided into multiple signals in advance;Calculate the average value of the corresponding sub-pixel signal of all sub-pixels to be determined;Relatively and judge that signal locating for average value judges section;The signal according to locating for average value judges section, it is a period sub-pixel to be determined to be divided into multiple periods with 2n adjacent homochromy sub-pixels to be determined, each period determines the first adjustment mode sub-pixel and second adjustment mode sub-pixel respectively as unit of sub-pixel group to be determined;The corresponding first sub-pixel and second sub-pixel of the first adjustment mode sub-pixel are driven in a manner of the first adjustment, while the corresponding first sub-pixel and second sub-pixel of second adjustment mode sub-pixel are driven in a manner of second adjustment.
Description
Technical field
The present invention relates to field of display technology more particularly to the driving methods and drive system of a kind of display panel.
Background technique
Large scale liquid crystal display panel uses minus vertical orientation type (Vertical Alignment, VA) liquid crystal skill mostly
Art or plane conversion type (In-Plane Switching, IPS) liquid crystal technology, VA liquid crystal technology are deposited compared to IPS liquid crystal technology
It is obtained compared to IPS liquid crystal technology there are more apparent in higher production efficiency and the advantage of low manufacturing cost, but in optical property
Optical property defect, especially large size panel need biggish visual angle to present in terms of business application, that is, exist more serious
Colour cast.
Thus, how to improve colour cast, becomes the important research topic of those skilled in the art.
Summary of the invention
The object of the present invention is to provide one kind to reduce the driving of the display panel of granular sensation while improving colour cast
Method and drive system.
The present invention provides a kind of driving method of display panel, the display panel includes multiple pixels, each described
Pixel includes multiple heterochromatic sub-pixels;At least one of described sub-pixel is sub-pixel to be determined, and adjacent two homochromy
Sub-pixel to be determined as a sub-pixel group to be determined, each sub-pixel group to be determined includes the first sub-pixel and the
Two sub-pixels;The driving method comprising steps of
The corresponding sub-pixel signal of sub-pixel to be determined is divided into multiple signals in advance and judges section;
Calculate the average value of the corresponding sub-pixel signal of all sub-pixels to be determined;Relatively and judge letter locating for average value
Number judge section;The signal according to locating for average value judges section, with 2n adjacent homochromy sub-pixels to be determined for a period
Sub-pixel to be determined is divided into multiple periods, each period determines the first adjustment side respectively as unit of sub-pixel group to be determined
Formula pixel and second adjustment mode sub-pixel;
The corresponding first sub-pixel and second sub-pixel of the first adjustment mode sub-pixel are driven in a manner of the first adjustment, simultaneously
The corresponding first sub-pixel and second sub-pixel of second adjustment mode sub-pixel are driven in a manner of second adjustment;
Wherein, under the first adjustment mode and second adjustment mode, the corresponding sub- picture of first sub-pixel and second sub-pixel
The average grayscale of plain signal is suitable, and grey scale is different;N is natural number more than or equal to 1, the value of 2n be less than or equal to it is corresponding to
Determine the sum of sub-pixel.
Optionally, the first adjustment mode is by the first sub-pixel and second sub-pixel pair in each sub-pixel group to be determined
The corresponding grayscale value of original sub-pixel signal answered carry out it is average after, found pair according to average value and preset look-up table
The sub-pixel high voltage signal and sub-pixel low voltage signal answered, to drive corresponding first sub-pixel of sub-pixel to be determined and
Second sub-pixel;Second adjustment mode is that the first sub-pixel and second sub-pixel in each sub-pixel group to be determined are corresponding
Original sub-pixel signal, is not processed, to drive the corresponding first sub-pixel and second sub-pixel of sub-pixel to be determined.
Optionally, the signal according to locating for average value judges section, with 2n adjacent homochromy sub-pixels to be determined
Sub-pixel to be determined is divided into multiple periods for a period, each period determines the respectively as unit of sub-pixel group to be determined
In the step of one adjustment mode sub-pixel and second adjustment mode sub-pixel: section is judged according to locating signal, it is adjacent with 2n
Homochromy sub-pixel to be determined be a period sub-pixel to be determined to be divided into multiple periods;It is single with sub-pixel group to be determined
Position each period determines that wherein 2m sub-pixels to be determined are the first adjustment mode sub-pixel respectively, other for determining in the period wait for
Determine that sub-pixel is second adjustment mode sub-pixel;Wherein, m is the natural number more than or equal to 1, and the value of 2m is less than or equal to 2n.
Optionally, institute judges section according to locating signal, with 2n adjacent homochromy sub-pixels to be determined for a period
Sub-pixel to be determined is divided into multiple periods;As unit of sub-pixel group to be determined each period determine respectively wherein 2m to
Determine that sub-pixel is the first adjustment mode sub-pixel, determines that other sub-pixels to be determined in the period are second adjustment mode sub- picture
In the step of element:
Section is judged according to locating signal, by sub-pixel to be determined with 2n adjacent homochromy sub-pixels to be determined for one
Group is divided into multiple periods;
Each period determines that wherein 2 sub-pixels to be determined are the first adjustment mode sub-pixel, are determined in the period respectively
Other sub-pixels to be determined are second adjustment mode sub-pixel;
Wherein, signal locating for average value judges the sub-pixel to be determined in section, corresponding sub-pixel high voltage signal and
The grey scale of sub-pixel low voltage signal is bigger, and the value of 2n is bigger.
Optionally, the pixel includes red sub-pixel, green sub-pixels and blue subpixels;The sub-pixel to be determined
Including the first sub-pixel to be determined and the second sub-pixel to be determined, first sub-pixel to be determined is all sub- pictures of green
Element, second sub-pixel to be determined are all red sub-pixels.
Optionally, the pixel includes red sub-pixel, green sub-pixels and blue subpixels;The sub-pixel to be determined
For all red sub-pixels.
Optionally, the signal judges that section is successively drawn according to the grayscale size of the sub-pixel signal of sub-pixel to be determined
It is divided into j signal and judges section, first signal judges that the corresponding signal grayscale in section is minimum, and j-th of signal judges section pair
The signal grayscale answered is maximum;Wherein, the value of j is the natural number more than or equal to 2, less than or equal to the maximum ash of the display panel
Rank grade.
Optionally, pixel is divided into multiple blocks according to physical location is adjacent by the display panel;Described calculate is owned
The average value of the corresponding sub-pixel signal of sub-pixel to be determined;Relatively and judge that signal locating for average value judges section;According to
Signal locating for average value judges section, is a period to draw sub-pixel to be determined with 2n adjacent homochromy sub-pixels to be determined
It is divided into multiple periods, each period determines that the first adjustment mode sub-pixel and second is adjusted respectively as unit of sub-pixel group to be determined
In the step of perfect square formula pixel:
It executes as unit of block, calculate the corresponding sub-pixel signal of all green sub-pixels in corresponding block first is flat
Mean value;Relatively and judge that signal locating for the first average value judges section;Section is judged according to signal locating for the first average value, with
2n adjacent green sub-pixel is one group and the green sub-pixels in block is divided into multiple periods, is with sub-pixel group to be determined
Unit each period determines that wherein 2 green sub-pixels are the first adjustment mode sub-pixel respectively, determine in the period other are green
Sub-pixels are second adjustment mode sub-pixel;
It executes as unit of block, calculate the corresponding sub-pixel signal of all red sub-pixels in corresponding block second is flat
Mean value;Relatively and judge that signal locating for the second average value judges section;Section is judged according to signal locating for the second average value, with
2n adjacent red sub-pixels are one group and the red sub-pixel in block are divided into multiple periods, are with sub-pixel group to be determined
Unit each period determines that wherein 2 red sub-pixels are the first adjustment mode sub-pixel respectively, determine in the period other are red
Sub-pixels are second adjustment mode sub-pixel;
Wherein, signal locating for average value judges the sub-pixel to be determined in section, corresponding sub-pixel high voltage signal and
The grey scale of sub-pixel low voltage signal is bigger, and the value of 2n is bigger.
The present invention provides a kind of driving method of display panel, the display panel includes multiple pixels;The display
Pixel is divided into multiple blocks according to physical location is adjacent by panel;Each pixel includes red sub-pixel, the sub- picture of green
Element and blue subpixels;The pixel includes the first sub-pixel to be determined and the second sub-pixel to be determined, and described first is to be determined
Sub-pixel is green sub-pixels all in corresponding block, and second sub-pixel to be determined is red all in corresponding block
Sub-pixel;The driving method comprising steps of
The corresponding sub-pixel signal of green sub-pixels is in turn divided into i signal according to grayscale size in advance and judges area
Between, meanwhile, the corresponding sub-pixel signal of red sub-pixel is in turn divided into j signal according to grayscale size in advance and judges area
Between;Wherein, the value of i is the natural number more than or equal to 2, and is less than or equal to the maximum gray grade of the display panel;J's takes
Value is the natural number more than or equal to 2, and is less than or equal to the maximum gray grade of the display panel;
It executes as unit of block, calculate the corresponding sub-pixel signal of all green sub-pixels in corresponding block first is flat
Mean value;Relatively and judge that signal locating for the first average value judges section;The signal locating for the first average value judges section for
When one signal judges that section or i-th of signal judge section, determine that all green sub-pixels of current block are the first adjustment
Mode sub-pixel;The signal locating for the first average value judges that section judges that section and i-th of signal judge area for first signal
Between other than signal when judging section, with 2n adjacent green sub-pixel be one group the green sub-pixels in block are divided into it is more
In a period, each period determines that the adjacent green sub-pixels of 2 correspondences are the first tune respectively as unit of sub-pixel group to be determined
Perfect square formula pixel, while determining that remaining green sub-pixels is second adjustment mode sub-pixel;
It executes as unit of block, calculate the corresponding sub-pixel signal of all red sub-pixels in corresponding block second is flat
Mean value;Relatively and judge that signal locating for the second average value judges section;The signal locating for the second average value judges section for
When one signal judges that section or j-th of signal judge section, determine that all red sub-pixels of current block are the first adjustment
Mode sub-pixel;The signal locating for the second average value judges that section judges that section and j-th of signal judge area for first signal
Between other than signal when judging section, with 2n adjacent red sub-pixels be one group the red sub-pixel in block is divided into it is more
In a period, each period determines that 2 red sub-pixels are the first adjustment mode sub- picture respectively as unit of sub-pixel group to be determined
Element, while determining that remaining red sub-pixel is second adjustment mode sub-pixel;
Determine that all blue subpixels are the first adjustment mode sub-pixel;
By the corresponding original sub-pixel signal of the corresponding each sub-pixel group to be determined of the first adjustment mode sub-pixel
After corresponding grayscale value carries out averagely, corresponding sub-pixel high voltage is found according to average value and preset look-up table and is believed
Number and sub-pixel low voltage signal, to drive the corresponding first sub-pixel and second sub-pixel of the first adjustment mode sub-pixel;
First sub-pixel and second sub-pixel in the corresponding each sub-pixel group to be determined of second adjustment mode sub-pixel are corresponding
Original sub-pixel signal, is not processed, to drive corresponding first sub-pixel of second adjustment mode sub-pixel and the second sub- picture
Element;
Wherein, the corresponding sub-pixel high voltage signal of each sub-pixel group to be determined and sub-pixel low voltage signal are averaged
Grayscale is suitable with the average grayscale of corresponding two original sub-pixel signals;Sub-pixel high voltage signal and sub-pixel low-voltage
The grey scale of signal, greater than the grey scale of corresponding two original sub-pixel signals;
N is the natural number more than or equal to 1, and the value of 2n is less than or equal to the sum of corresponding sub-pixel to be determined;Meanwhile it is flat
Signal locating for mean value judges the corresponding sub-pixel high voltage signal of the sub-pixel to be determined in section and sub-pixel low voltage signal
Grey scale it is bigger, the value of 2n is bigger.
The present invention provides a kind of drive system of display panel, the display panel includes multiple pixels, each described
Pixel includes sub-pixel to be determined, and the sub-pixel to be determined includes boss's pixel and sub-sub-pixel;The drive system includes:
The corresponding sub-pixel signal of the sub-pixel to be determined is divided into the interval division module that multiple signals judge section in advance;Meter
Calculate the determination processing module of the average value of the corresponding sub-pixel signal of all sub-pixels to be determined;The determination processing module compares
And judge that signal locating for average value judges section;And the signal according to locating for average value judges section, with adjacent homochromy of 2n
Sub-pixel to be determined be a period sub-pixel to be determined to be divided into multiple periods, it is each as unit of sub-pixel group to be determined
Period determines the first adjustment mode sub-pixel and second adjustment mode sub-pixel respectively;The first adjustment is driven in a manner of the first adjustment
The corresponding first sub-pixel and second sub-pixel of mode sub-pixel, while second adjustment mode sub- picture is driven in a manner of second adjustment
The drive module of the corresponding first sub-pixel and second sub-pixel of element;Wherein, n is the natural number more than or equal to 1, and the value of 2n is small
In the sum for being equal to corresponding sub-pixel to be determined.
Relative to by the way that each sub-pixel (such as red sub-pixel, green sub-pixels and blue subpixels) is divided into primary and secondary
(main/sub) pixel, and discharge switch and discharge capacity are connected to sub-pixel to improve the scheme of colour cast.The present invention can make
Realize that a brightness is presented with two adjacent homochromy sub-pixel signals, specifically, it is corresponding first to calculate sub-pixel to be determined
Signal locating for the average value and average value of sub-pixel signal judges section, and each signal judges colour cast representated by section
Degree and granular sensation degree be not identical, according to judging result, if the granular sensation of current picture is too serious, then can select grayscale
Difference lesser adjustment mode drives sub-pixel to be determined;If granular sensation is not particularly evident, then changing for colour cast should be focused on
It is kind, then the biggish adjustment mode of grey scale can be selected to drive sub-pixel to be determined, to improve the display effect of picture.
Detailed description of the invention
Included attached drawing is used to provide that a further understanding of the embodiments of the present application, and which constitute one of specification
Point, for illustrating presently filed embodiment, and with verbal description come together to illustrate the principle of the application.Under it should be evident that
Attached drawing in the description of face is only some embodiments of the present application, for those of ordinary skill in the art, is not paying wound
Under the premise of the property made is laborious, it is also possible to obtain other drawings based on these drawings.In the accompanying drawings:
Fig. 1 is first schematic diagram that pixel is divided into major/minor pixel of one embodiment of the invention;
Fig. 2 is second schematic diagram that pixel is divided into major/minor pixel of one embodiment of the invention;
Fig. 3 is a kind of driving method flow chart of display panel of one embodiment of the invention;
Fig. 4 is a kind of driving method flow chart of display panel of another embodiment of the present invention;
Fig. 5 is a kind of pixel arrangement schematic diagram of display panel of one embodiment of the invention;
Fig. 6 is a kind of schematic diagram of the picture element signal driving of display panel of one embodiment of the invention;
Fig. 7 is a kind of driving method flow chart of display panel of another embodiment of the present invention;
Fig. 8 is a kind of drive system schematic diagram of display panel of one embodiment of the invention.
Wherein, 100, drive system;10, interval division module;20, determination processing module;30, drive module.
Specific embodiment
It is to be appreciated that term used herein above, disclosed specific structure and function details, it is only for description
Specific embodiment is representative, but the application can be implemented by many alternative forms, be not construed as only
It is limited to the embodiments set forth herein.
In the description of the present application, term " first ", " second " are used for description purposes only, and it is opposite to should not be understood as instruction
Importance, or implicitly indicate the quantity of indicated technical characteristic.As a result, unless otherwise indicated, " first ", " are defined
Two " feature can explicitly or implicitly include one or more of the features;The meaning of " plurality " is two or two
More than.Term " includes " and its any deformation, mean and non-exclusive include, it is understood that there may be or addition is one or more that other are special
Sign, integer, step, operation, unit, component and/or combination thereof.
In addition, "center", " transverse direction ", "upper", "lower", "left", "right", "vertical", "horizontal", "top", "bottom", "inner",
The term of the orientation or positional relationship of the instructions such as "outside" is that orientation or relative positional relationship based on the figure describe, only
Be that the application simplifies description for ease of description, rather than indicate signified device or element must have a particular orientation,
It is constructed and operated in a specific orientation, therefore should not be understood as the limitation to the application.
Furthermore unless specifically defined or limited otherwise, term " installation ", " connected ", " connection " shall be understood in a broad sense, example
Such as it may be fixed connection or may be dismantle connection, or integral connection;It can be mechanical connection, be also possible to be electrically connected
It connects;It can be directly connected, it can also indirectly connected through an intermediary or the connection inside two elements.For ability
For the those of ordinary skill in domain, the concrete meaning of above-mentioned term in this application can be understood as the case may be.
Exemplary solution is by that RGB (Red, Green, Blue) each sub-pixel will be further subdivided into major/minor picture
Plain (Main/Sub), so that whole big visual angle brightness is closer to face with voltage change.
Fig. 1 is the first schematic diagram that pixel is divided into major/minor pixel, and Fig. 2 is that pixel is divided into major/minor pixel
Two schematic diagrames, with reference to known to Fig. 1 and Fig. 2, wherein the x coordinate, y-coordinate and z coordinate respectively represent three sides of three-dimensional space
To;The θ A indicates that the pre-dumping lead angle under the wherein big voltage of main pixel, the θ B indicate the pre-dumping lead angle under wherein sub-pixel small voltage.
Specifically, original signal to be divided into the primary and secondary pixel of big voltage+small voltage, facing big voltage will maintain plus small voltage
Original faces signal with brightness change, and PartA of the side view brightness that big voltage is seen with gray scale variation as shown in figure 1, small voltage is seen
PartB of the side view brightness with gray scale variation as shown in figure 1.Side view synthesizes the brightness seemed with gray scale variation just by two in this way
The arc segment of dotted line becomes solid line arc segment, so visual angle brightness faces original signal brightness with signal with signal intensity relationship is close
Variation so that visual angle is improved.
It is this by spatially primary and secondary pixel to give different driving voltages to solve visual angle colour cast and obtain defect, such picture
Element design generally requires redesign metal routing or thin film transistor (TFT) (Thin Film Transistor, TFT) element to drive
Sub-pixel causes light-permeable open region sacrifice, influences the saturating rate of panel, directly contributes the promotion of backlight cost.
Below with reference to the accompanying drawings it elaborates with optional embodiment to the present invention.
Fig. 3 is a kind of driving method flow chart of display panel of the present invention, and Fig. 4 is the driving of another display panel of the present invention
Method flow diagram, with reference to known to Fig. 3 and Fig. 4:
The present invention provides a kind of driving method of display panel, the display panel includes multiple pixels, each described
Pixel includes multiple heterochromatic sub-pixels;At least one of described sub-pixel is sub-pixel to be determined, and adjacent two homochromy
Sub-pixel to be determined as a sub-pixel group to be determined, each sub-pixel group to be determined includes the first sub-pixel and the
Two sub-pixels;
The driving method comprising steps of
S11: the corresponding sub-pixel signal of sub-pixel to be determined is divided into multiple signals in advance and judges section;
S12: the average value of the corresponding sub-pixel signal of all sub-pixels to be determined is calculated;Relatively and judge locating for average value
Signal judge section;The signal according to locating for average value judges section, with 2n adjacent homochromy sub-pixels to be determined for one
Sub-pixel to be determined is divided into multiple periods by the period, and each period determines that first adjusts respectively as unit of sub-pixel group to be determined
Perfect square formula pixel and second adjustment mode sub-pixel;
S13: driving the corresponding first sub-pixel and second sub-pixel of the first adjustment mode sub-pixel in a manner of the first adjustment,
The corresponding first sub-pixel and second sub-pixel of second adjustment mode sub-pixel are driven in a manner of second adjustment simultaneously;
Wherein, under the first adjustment mode and second adjustment mode, the corresponding sub- picture of first sub-pixel and second sub-pixel
The average grayscale of plain signal is suitable, and grey scale is different;N is natural number more than or equal to 1, the value of 2n be less than or equal to it is corresponding to
Determine the sum of sub-pixel.
Relative to shown in Fig. 1 and Fig. 2, by by each sub-pixel (such as red sub-pixel, green sub-pixels and the sub- picture of blue
Element) it is divided into primary and secondary (main/sub) pixel, and discharge switch and discharge capacity are connected to sub-pixel to improve the scheme of colour cast.
Two adjacent homochromy sub-pixel signals can be used to realize that a brightness is presented, specifically, first calculating to be determined in the present invention
Signal locating for the average value and average value of the corresponding sub-pixel signal of sub-pixel judges section, and each signal judges section
Representative colour cast degree and granular sensation degree be not identical, according to judging result, if the granular sensation of current picture is too serious, then
The lesser adjustment mode of grey scale can be selected to drive sub-pixel to be determined;If granular sensation be not it is particularly evident, then should
The improvement for focusing on colour cast, then can select the biggish adjustment mode of grey scale to drive sub-pixel to be determined, to improve picture
Display effect.
In addition, since the present invention can not change the structure of pixel, thus, driving method of the invention will not reduce opening
Rate advantageously reduces power consumption, so, it is possible on the basis of not reducing aperture opening ratio, improves colour cast and granular sensation.
Wherein, average grayscale, the i.e. grayscale value of the corresponding sub-pixel signal of the first sub-pixel are corresponding with the second sub-pixel
The average value of the grayscale value of sub-pixel signal, i.e., under the first adjustment mode and second adjustment mode, the first sub-pixel and second
The average brightness of sub-pixel presents suitable.Wherein, average grayscale is suitable, refers in the first adjustment mode and second adjustment mode
Under, the average grayscale size of first sub-pixel and second sub-pixel is the same, certainly, in the first adjustment mode and second adjustment mode
Under, the average grayscale of first sub-pixel and second sub-pixel is not quite identical, but the difference of size is less than preset range, example
Such as, when error is less than 0.5 grayscale, it is believed that two average grayscale sizableness.
Wherein, adjacent to refer in display panel, homochromy sub-pixel is along scan line or along data line direction, setting
Position it is adjacent, such as in Fig. 5, the R1,1 and R2,1 is adjacent in the direction along data line, and certainly, the framework of display panel is different
When, it can also be adjacent along scanning line direction;Similarly, 2n adjacent homochromy sub-pixels to be determined are a period, hot dice
For pixel is sub-pixel signal to be determined, 2,4,6 ... adjacent red sub-pixels be a period, by red sub-pixel
It is divided into multiple periods, wherein depending on the value of n can judge section according to signal locating for average value, locating for average value
Signal judges the sub-pixel to be determined in section, and the grey scale of corresponding sub-pixel high voltage signal and sub-pixel low voltage signal is got over
When big, the value of n is bigger;The value of certain n can also be modified according to presetting.
Rule of judgment of the invention can change, a kind of existing implementation of concrete example as the design requirement of display panel is different
Scheme is preferably to illustrate the solution of the present invention, wherein the corresponding relationship of the relevant look-up table of embodiment is only used as example side
Just understand, be not construed as limiting the invention, as long as meeting technical solution of the present invention, should all be included in protection of the invention
Range, specific look-up table are as follows:
As shown in table 1, red sub-pixel, the sub-pixel signal of corresponding first sub-pixel and second sub-pixel signal are put down
Mean value Rave, following (unit in table is with the corresponding relationship of sub-pixel high voltage signal RH and sub-pixel low voltage signal RL
Grayscale):
1 red sub-pixel look-up table of table
As shown in table 2, green sub-pixels, the sub-pixel signal of corresponding first sub-pixel and second sub-pixel signal are put down
Mean value Gave, following (unit in table is with the corresponding relationship of sub-pixel high voltage signal GH and sub-pixel low voltage signal GL
Grayscale):
2 green sub-pixels of table are searched
Certainly, look-up table shown in above-mentioned is that an illustrative look-up table with clearer illustrates the present invention, but simultaneously
It does not represent, look-up table of the invention can only use above-mentioned look-up table;By taking Rave is equal to 50 as an example, under the first driving method,
The grayscale of the corresponding sub-pixel signal of first sub-pixel and second sub-pixel can be 100 and 3, be also possible to 90 and 13, according to
Depending on actual demand.
Wherein, reference table 1 and 2, it is corresponding that the grey scale of red sub-pixel corresponding RH and RL is larger than green sub-pixels
GH and GL grey scale, then at this point it is possible to only set sub-pixel to be determined for red sub-pixel, certainly, if other faces
The grey scale that green sub-pixels are arranged in plate is larger, then it is sub-pixel to be determined that green sub-pixels, which also can be set,.Certainly, simultaneously will
It is also possible that red sub-pixel and green sub-pixels are set as sub-pixel to be determined.
In one embodiment, the first adjustment mode is by the first sub-pixel and the second son in each sub-pixel group to be determined
The corresponding grayscale value of the corresponding original sub-pixel signal of pixel carry out it is average after, looked into according to average value and preset look-up table
Corresponding sub-pixel high voltage signal and sub-pixel low voltage signal are found, to drive corresponding first son of sub-pixel to be determined
Pixel and the second sub-pixel;Second adjustment mode is by the first sub-pixel and second sub-pixel in each sub-pixel group to be determined
Corresponding original sub-pixel signal, is not processed, to drive corresponding first sub-pixel of sub-pixel to be determined and the second sub- picture
Element.
In the present embodiment, under the first adjustment mode, sub-pixel high voltage signal and sub-pixel low voltage signal are used
Come the problem of realizing the presentation of a brightness, can preferably improve colour cast;And under second adjustment mode, the first sub-pixel and
The grey scale of the corresponding original sub-pixel signal of second sub-pixel is smaller, can significantly improve granular sensation;According to different situations
Different adjustment modes is selected to drive sub-pixel to be determined, can effectively promote display effect.
Specifically, for the driving of 8 bits (bit) display, the driving signal of sub-pixel is 0,1 ... 255, with red
For sub-pixel, the corresponding original sub-pixel signal of two adjacent independent sub pixels is R1 and R2, the two sub-pixel signals
255 grayscale signal that is 0,1 ..., according to the average signal Rave of R1, R2 two adjacent same sub-pixels, the son tabled look-up
Pixel high voltage signal RH and sub-pixel low voltage signal RL are also similarly 0,1 ... 255 grayscale signal.Wherein, RH and RL
Average grayscale, it is suitable with the average grayscale of R1 and R2, i.e. under two kinds of adjustment modes, have comparable average brightness present,
But the grey scale or voltage difference of the RH and RL are greater than R1 and R2.In this way, can be in the colour cast and particle to current picture
After the judgement of sense degree, selection drives corresponding sub-pixel to be determined using the first adjustment mode or second adjustment mode.
Wherein, since different display panels can correspond to same average value, different sub-pixel high voltage signals is set
With sub-pixel low voltage signal, thus signal of the invention judge section be change;Specifically, signal judges that section is corresponding
The grey scale of sub-pixel high voltage signal and sub-pixel low voltage signal be greater than 50 or luminance difference be greater than 50 nit when, with
Second adjustment mode drives;If signal judges the ash of section corresponding sub-pixel high voltage signal and sub-pixel low voltage signal
Scale is driven in a manner of the first adjustment less than or equal to 50 or when luminance difference is less than or equal to 50 nit.
In one embodiment, the signal according to locating for average value judges section, with adjacent homochromy to be determined of 2n
Sub-pixel to be determined is divided into multiple periods for a period by sub-pixel, each period difference as unit of sub-pixel group to be determined
In the step of determining the first adjustment mode sub-pixel and second adjustment mode sub-pixel: section is judged according to locating signal, with 2n
Sub-pixel to be determined is divided into multiple periods for a period by a adjacent homochromy sub-pixel to be determined;With sub-pixel to be determined
Group is to determine that wherein 2m sub-pixels to be determined are the first adjustment mode sub-pixel, are determined in the period unit each period respectively
Other sub-pixels to be determined are second adjustment mode sub-pixel;Wherein, m is natural number more than or equal to 1, and the value of 2m is less than etc.
In 2n.
It,, then can will be in the period if the granular sensation of current picture is too serious according to judging result in the present embodiment
Fraction sub-pixel to be determined is determined as the first adjustment mode sub-pixel, and selects the lesser adjustment mode of grey scale to drive
Two adjustment mode sub-pixels, mainly improve granular sensation;If granular sensation is not particularly evident, then the improvement of colour cast should be focused on,
Then the major part sub-pixel to be determined in the period can be determined as the first adjustment mode sub-pixel, and select grey scale biggish
Adjustment mode drives the first adjustment mode sub-pixel, mainly to improve colour cast, take into account improvement granular sensation, to improve the aobvious of picture
Show effect.
It wherein, is the first adjustment mode sub-pixel or second adjustment mode sub-pixel selecting 2m sub-pixels to be determined
When, the grayscale of the corresponding sub-pixel signal of first sub-pixel and second sub-pixel it is big be preferentially determined as the first adjustment mode sub- picture
Element, and the grayscale of the corresponding sub-pixel signal of first sub-pixel and second sub-pixel it is small be preferentially determined as second adjustment mode
Pixel.
In one embodiment, the signal according to locating for judges section, with 2n adjacent homochromy sub-pixels to be determined
Sub-pixel to be determined is divided into multiple periods for a period;Each period determines it respectively as unit of sub-pixel group to be determined
Middle 2m sub-pixels to be determined are the first adjustment mode sub-pixel, determine that other sub-pixels to be determined in the period are second adjustment
In the step of mode sub-pixel:
Section is judged according to locating signal, by sub-pixel to be determined with 2n adjacent homochromy sub-pixels to be determined for one
Group is divided into multiple periods;
Each period determines that wherein 2 sub-pixels to be determined are the first adjustment mode sub-pixel, are determined in the period respectively
Other sub-pixels to be determined are second adjustment mode sub-pixel;
Wherein, signal locating for average value judges the sub-pixel to be determined in section, corresponding sub-pixel high voltage signal and
The grey scale of sub-pixel low voltage signal is bigger, and the value of 2n is bigger.
In the present embodiment, according to judging result, if the granular sensation of current picture is too serious, then it can will be arranged in the period
It is larger, such as 8 sub-pixels to be determined are a cycle, determine that 2 sub-pixels to be determined are the first adjustment side in each period
Formula pixel, and the lesser adjustment mode of grey scale is selected to drive second adjustment mode sub-pixel, mainly improve granular sensation, and
Take into account improvement colour cast;If granular sensation is not particularly evident, then the improvement of colour cast should be focused on, then can will be arranged in the period compared with
It is small, such as 4 or 2 sub-pixels to be determined are a cycle, determine that 2 sub-pixels to be determined are determined as the first tune in the period
Perfect square formula pixel, and the biggish adjustment mode of grey scale is selected to drive the first adjustment mode sub-pixel, mainly to improve color
Partially, improvement granular sensation is taken into account, to improve the display effect of picture.
Wherein, each period determines that wherein 2 sub-pixels to be determined are the first adjustment mode sub-pixel respectively, this 2 to
Determine that the selection mode of sub-pixel can preferentially choose the weaker son to be determined of granular sensation as unit of sub-pixel group to be determined
Pixel, it is of course also possible to randomly select.
Wherein, the signal locating for the average value judges that the period judges that period or the last one signal are sentenced for first signal
When the disconnected period, 2n=2 can be set, i.e., the first adjustment mode sub-pixel is set by all sub-pixels to be determined, with main
Improve colour cast.It is corresponding, when the signal locating for the average value judges that the period judges the period for the grey biggish signal of scale, Ke Yishe
2n=8 even 16 is set, determines two the first adjustment mode sub-pixels, therefrom mainly to improve granular sensation.
Wherein, which can be set the sum with sub-pixel to be determined.
In one embodiment, the pixel includes red sub-pixel, green sub-pixels and blue subpixels;It is described to be determined
Sub-pixel includes the first sub-pixel to be determined and the second sub-pixel to be determined, and first sub-pixel to be determined is all greens
Sub-pixel, second sub-pixel to be determined are all red sub-pixels.
In the present embodiment, since human eye is more sensitive for red and green, when red sub-pixel and green sub-pixels
It is two neighboring ash scale it is larger when, be easy to feel granular sensation, thus, using red sub-pixel and green sub-pixels as to be determined
Sub-pixel judges respectively and selects adjustment mode, targetedly to improve colour cast or granular sensation, to promote display effect.;
Specifically, calculating the average value of sub-pixel signal, the unit of the average value is grayscale, by taking red sub-pixel as an example, reference table 1,
If average value Rave is 50, corresponding sub-pixel high voltage signal RH and sub-pixel low voltage signal RL are respectively 100 and 3,
Granular sensation is serious, at this point, being applicable in second adjustment mode to drive red sub-pixel to improve granular sensation.Similarly, if average value
Rave is 5, and the grayscale of corresponding RH and RL are respectively 15 and 0, and grey scale is smaller, will not generate apparent granular sensation, but energy
Enough improve colour cast, thus in such cases, selection the first adjustment mode is driven to the first red sub-pixel and the second red son
Pixel.
Wherein, the colour cast of blue colour system is not very serious, thus, blue subpixels are not intended as son to be determined in the present invention
Pixel, and default and driven with grey scale lesser driving method to improve granular sensation;Certainly, it is not for blue due to human eye
It is very sensitive, thus the granular sensation of blue colour system is also not very serious, thus can also default with the biggish driving method of grey scale
To drive to improve colour cast.It is to be determined alternatively, it is also possible to be both configured to red sub-pixel, green sub-pixels and blue subpixels
Sub-pixel, as long as but blue subpixels are big in the grey scale of corresponding sub-pixel high voltage signal and sub-pixel low voltage signal
When 100 grayscale, the first adjustment mode is just selected to drive blue subpixels.
Fig. 5 is a kind of pixel arrangement schematic diagram of display panel of the present invention, and Fig. 6 is a kind of pixel of display panel of the present invention
Signal drives schematic diagram, with reference to Fig. 5 and Fig. 6, according to Fig. 3 and Fig. 4:
In one embodiment, the pixel includes red sub-pixel, green sub-pixels and blue subpixels;It is described to be determined
Sub-pixel is all red sub-pixels.
In the present embodiment, Tables 1 and 2 is compareed, the corresponding sub-pixel high voltage signal of red sub-pixel and sub-pixel are low
The grey scale of voltage signal is slightly larger than green sub-pixels, thus it is red sub-pixel that sub-pixel to be determined, which is arranged,;Certainly, above-mentioned table
1 and table 2 be only example, if the corresponding grey scale of green sub-pixels is larger, then the sub-pixel to be determined in some display panels
It may be set to be green sub-pixels;In addition, one of them is arranged only as sub-pixel to be determined, then selected according to average value
It is in a manner of the first adjustment or second adjustment mode drives, by taking three sub-pixel of RGB as an example, remaining two sub-pixel
Judgment step is not executed and is all determined in a manner of the first adjustment to improve colour cast.Certainly, all using second adjustment mode
It is possible.
Wherein, the corresponding R1 of dashed box as shown in Figure 5,1, G1,1 and B1,1 is a pixel unit;Also, it is as shown in the figure
It being arranged including n row and m and amounts to n*m pixel unit, this n*m pixel unit can be the pixel quantity of entire display panel,
It is also possible to the pixel quantity of one of block.
Wherein, corresponding one group of corresponding first sub-pixel to be determined of dashed box as shown in FIG. 6 and the second sub-pixel to be determined,
The physical location of two corresponding sub-pixels to be determined is adjacent, to realize the presentation of an average grayscale.Wherein, blue subpixels
It can all be driven using the big adjustment mode of grey scale, i.e., default uses the first adjustment mode all to drive to improve color
Partially;Certain blue subpixels default is all driven in a manner of second adjustment also possible to improve granular sensation.
In one embodiment, the signal judges that section is the grayscale size according to the sub-pixel signal of sub-pixel to be determined
It is in turn divided into j signal and judges section, first signal judges that the corresponding signal grayscale in section is minimum, j-th of signal judgement
The corresponding signal grayscale in section is maximum;Wherein, the value of j is the natural number more than or equal to 2, less than or equal to the display panel
Maximum gray grade.
In the present embodiment, signal judges that section is successively divided according to the signal grayscale size of sub-pixel signal,
Wherein, according to Tables 1 and 2 it is found that when signal judge section it is corresponding close to 0 grayscale and 255 grayscale when, sub-pixel high voltage signal
Smaller with the grey scale of sub-pixel low voltage signal, granular sensation is weaker, at this point, should preferentially be driven using the first adjustment mode
Corresponding sub-pixel to be determined, to improve colour cast;And signal judges that section is corresponding close to intermediate grayscale, such as close to 50 grayscale
When, granular sensation is obvious, at this point, second adjustment mode should preferentially be selected to drive corresponding sub-pixel to be determined, with improvement
Grain sense.
Wherein, if the value of j is 51, each signal can be made to judge corresponding five grayscale values in section, 256 grayscale
Value, which can correspond to, to be divided into 51 signals and judges section, at this point, wherein to judge that section can correspond to 0-5 grayscale total for first signal
6 grayscale values are counted, and so on, each signal judges corresponding 5 or 6 grayscale values in section, in this way, each signal is made to judge area
Between the grey scale of corresponding sub-pixel high voltage signal and sub-pixel low voltage signal be all different, with reflect colour cast degree and
Grain sense degree, drives corresponding sub-pixel to be determined to select applicable adjustment mode accordingly.
In one embodiment, pixel is divided into multiple blocks according to physical location is adjacent by the display panel;The meter
Calculate the average value of the corresponding sub-pixel signal of all sub-pixels to be determined;Relatively and judge that signal locating for average value judges area
Between;The signal according to locating for average value judges section, is that a period will be to be determined with 2n adjacent homochromy sub-pixels to be determined
Sub-pixel is divided into multiple periods, and each period determines the first adjustment mode sub-pixel respectively as unit of sub-pixel group to be determined
In the step of second adjustment mode sub-pixel:
S121: executing as unit of block, calculates the corresponding sub-pixel signal of all green sub-pixels in corresponding block
First average value;
S122: relatively and judge that signal locating for the first average value judges section;Sentenced according to signal locating for the first average value
Disconnected section, is one group with 2n adjacent green sub-pixel and the green sub-pixels in block is divided into multiple periods, with to be determined
Sub-pixel group is to determine that wherein 2 green sub-pixels are the first adjustment mode sub-pixel unit each period respectively, determines the period
Other interior green sub-pixels are second adjustment mode sub-pixel;
S123: executing as unit of block, calculates the corresponding sub-pixel signal of all red sub-pixels in corresponding block
Second average value;
S124: relatively and judge that signal locating for the second average value judges section;Sentenced according to signal locating for the second average value
Disconnected section is one group with 2n adjacent red sub-pixels and the red sub-pixel in block is divided into multiple periods, with to be determined
Sub-pixel group is to determine that wherein 2 red sub-pixels are the first adjustment mode sub-pixel unit each period respectively, determines the period
Other interior red sub-pixels are second adjustment mode sub-pixel;
Wherein, signal locating for average value judges the sub-pixel to be determined in section, corresponding sub-pixel high voltage signal and
The grey scale of sub-pixel low voltage signal is bigger, and the value of 2n is bigger.
In the present embodiment, red sub-pixel and green sub-pixels are determined respectively and are selected the step of adjustment mode
Suddenly, improve colour cast or granular sensation preferably to follow up the situation of red sub-pixel and green sub-pixels respectively.
Wherein, physical location it is adjacent by pixel division block refer to the pixel of display panel respectively along data line and
Scanning line direction takes the pixel of predetermined quantity as a block, such as takes 10 along data line direction, meanwhile, along scan line side
To 10 pixels are taken, then obtain one include 10*10 pixel block, and so on display panel can be divided into it is multiple
Block.
Fig. 7 is the driving method flow chart of another display panel of the invention, with reference to Fig. 7, in conjunction with Fig. 3 to Fig. 6 it is found that originally
Invention provides a kind of driving method of display panel, and the display panel includes multiple pixels;The display panel is according to object
Position is adjacent that pixel is divided into multiple blocks for reason;Each pixel includes red sub-pixel, green sub-pixels and blue
Pixel;The pixel includes the first sub-pixel to be determined and the second sub-pixel to be determined, and first sub-pixel to be determined is pair
Green sub-pixels all in block are answered, second sub-pixel to be determined is red sub-pixel all in corresponding block;Institute
State driving method comprising steps of
S21: the corresponding sub-pixel signal of green sub-pixels is in turn divided into i signal judgement according to grayscale size in advance
Section, meanwhile, the corresponding sub-pixel signal of red sub-pixel is in turn divided into j signal according to grayscale size in advance and judges area
Between;Wherein, the value of i is the natural number more than or equal to 2, and is less than or equal to the maximum gray grade of the display panel;J's takes
Value is the natural number more than or equal to 2, and is less than or equal to the maximum gray grade of the display panel;
S22: executing as unit of block, calculates the of the corresponding sub-pixel signal of all green sub-pixels in corresponding block
One average value;Relatively and judge that signal locating for the first average value judges section;
S23: the signal locating for the first average value judges that section judges that section or i-th of signal judge area for first signal
Between when, determine all green sub-pixels of current block be the first adjustment mode sub-pixel;The signal locating for the first average value is sentenced
It is a adjacent with 2n when disconnected section is that the signal that first signal judge that section and i-th of signal judge other than section judges section
Green sub-pixels are one group and the green sub-pixels in block are divided into multiple periods, each as unit of sub-pixel group to be determined
Period determines that the adjacent green sub-pixels of 2 correspondences are the first adjustment mode sub-pixel respectively, while determining remaining sub- picture of green
Element is second adjustment mode sub-pixel;
S24: executing as unit of block, calculates the of the corresponding sub-pixel signal of all red sub-pixels in corresponding block
Two average values;Relatively and judge that signal locating for the second average value judges section;
S25: the signal locating for the second average value judges that section judges that section or j-th of signal judge area for first signal
Between when, determine all red sub-pixels of current block be the first adjustment mode sub-pixel;The signal locating for the second average value is sentenced
It is a adjacent with 2n when disconnected section is that the signal that first signal judge that section and j-th of signal judge other than section judges section
Red sub-pixel is one group and the red sub-pixel in block is divided into multiple periods, each as unit of sub-pixel group to be determined
Period determines that 2 red sub-pixels are the first adjustment mode sub-pixel respectively, while determining that remaining red sub-pixel is the second tune
Perfect square formula pixel;
S26: determine that all blue subpixels are the first adjustment mode sub-pixel;
S27: by the corresponding original sub-pixel of the corresponding each sub-pixel group to be determined of the first adjustment mode sub-pixel
After the corresponding grayscale value of signal carries out averagely, the high electricity of corresponding sub-pixel is found according to average value and preset look-up table
Signal and sub-pixel low voltage signal are pressed, to drive corresponding first sub-pixel of the first adjustment mode sub-pixel and the second sub- picture
Element;First sub-pixel and second sub-pixel in the corresponding each sub-pixel group to be determined of second adjustment mode sub-pixel are corresponding
Original sub-pixel signal, be not processed, to drive corresponding first sub-pixel of second adjustment mode sub-pixel and second son
Pixel;
Wherein, the corresponding sub-pixel high voltage signal of each sub-pixel group to be determined and sub-pixel low voltage signal are averaged
Grayscale is suitable with the average grayscale of corresponding two original sub-pixel signals;Sub-pixel high voltage signal and sub-pixel low-voltage
The grey scale of signal, greater than the grey scale of corresponding two original sub-pixel signals;
N is the natural number more than or equal to 1, and the value of 2n is less than or equal to the sum of corresponding sub-pixel to be determined;Meanwhile it is flat
Signal locating for mean value judges the corresponding sub-pixel high voltage signal of the sub-pixel to be determined in section and sub-pixel low voltage signal
Grey scale it is bigger, the value of 2n is bigger.
In the present embodiment, under the premise of not conflicting, above-mentioned each step can synchronize execution, can also successively hold
Row.Wherein, the first average value is in first signal and judges that section or i-th of signal judge section, then to select the first adjustment side
Formula, and judge that section or i-th of signal judge section, then to select second adjustment side when the first average value is in first signal
Formula.It is only one of selection, but do not represent the present invention can only make a kind of this selection.For example, it is average to can be set first
Value is selected in when wherein judge that section or i-th of signal judge that 50% signal in section judges section close to first signal
With the first adjustment mode;And the first average value selects second adjustment mode when being in remaining 50% signal and judging section.Together
Reason, the second average value are also the same.
Even it can also be other division modes, but the first average value or the corresponding signal of the second average value judge area
Between, the wherein at least grey maximum signal of scale judges that section needs to select second adjustment mode to drive corresponding sub- picture to be determined
Element.Meanwhile the wherein at least grey the smallest signal of scale judges section, needs that the first adjustment mode is selected to drive.
Wherein, the maximum value of i and j, the greyscale level depending on image divide, if such as the brightness of display device drawn
It is divided into 128 grades, then maximum gray grade is 128, and the maximum value of corresponding i is 128;When greyscale level is divided into 512 grades,
Then maximum gray grade is 512, and the maximum value of corresponding i is 512;Similarly, other greyscale level division modes be also can be with
's.
Fig. 8 is a kind of drive system schematic diagram of display panel of the present invention, with reference to Fig. 8 it is found that the present invention provides one kind
The drive system of display panel, the display panel include multiple pixels, and each pixel includes sub-pixel to be determined, described
Sub-pixel to be determined includes boss's pixel and sub-sub-pixel;The drive system 100 includes: in advance by the sub-pixel to be determined
Corresponding sub-pixel signal is divided into the interval division module 10 that multiple signals judge section, i.e. interval division circuit;Calculate institute
There are the average value determination processing module 20 of the corresponding sub-pixel signal of sub-pixel to be determined, i.e. determination processing circuit;The judgement
Processing module 20 relatively and judges that signal locating for average value judges section;The signal according to locating for average value judges section, with 2n
Sub-pixel to be determined is divided into multiple periods for a period by a adjacent homochromy sub-pixel to be determined, with sub-pixel to be determined
Group is to determine the first adjustment mode sub-pixel and second adjustment mode sub-pixel respectively in unit each period;In a manner of the first adjustment
The corresponding first sub-pixel and second sub-pixel of the first adjustment mode sub-pixel are driven, while driving second in a manner of second adjustment
The drive module 30 of the corresponding first sub-pixel and second sub-pixel of adjustment mode sub-pixel, i.e. driving circuit;Wherein, n is big
In the natural number for being equal to 1, the value of 2n is less than or equal to the sum of corresponding sub-pixel to be determined.
It should be noted that the restriction for each step being related in this programme, in the premise for not influencing concrete scheme implementation
Under, it does not regard as being can be the step of making restriction to step sequencing, write on front what is first carried out, be also possible to
It executes, is possibly even performed simultaneously afterwards, as long as this programme can be implemented, all shall be regarded as belonging to protection model of the invention
It encloses.
Technical solution of the present invention can be combined application under the premise of not colliding.
Technical solution of the present invention can be widely applied to various display panels, such as twisted nematic (Twisted
Nematic, TN) display panel, plane conversion type (In-Plane Switching, IPS) display panel, vertical orientation type
(Vertical Alignment, VA) display panel, more quadrant vertical orientation type (Multi-Domain Vertical
Alignment, MVA) display panel, it is of course also possible to be other kinds of display panel, such as Organic Light Emitting Diode
(Organic Light-Emitting Diode, OLED) display panel, applicable above scheme.
The above content is combine specific optional embodiment further detailed description of the invention, and it cannot be said that
Specific implementation of the invention is only limited to these instructions.For those of ordinary skill in the art to which the present invention belongs, exist
Under the premise of not departing from present inventive concept, a number of simple deductions or replacements can also be made, all shall be regarded as belonging to of the invention
Protection scope.
Claims (10)
1. a kind of driving method of display panel, which is characterized in that the display panel includes multiple pixels, each pixel
Including multiple heterochromatic sub-pixels;At least one of described sub-pixel is sub-pixel to be determined, adjacent two are homochromy to
Sub-pixel is determined as a sub-pixel group to be determined, and each sub-pixel group to be determined includes the first sub-pixel and the second son
Pixel;
The driving method comprising steps of
The corresponding sub-pixel signal of sub-pixel to be determined is divided into multiple signals in advance and judges section;
Calculate the average value of the corresponding sub-pixel signal of all sub-pixels to be determined;Relatively and judge that signal locating for average value is sentenced
Disconnected section;The signal according to locating for average value judges section, is that a period will be to 2n adjacent homochromy sub-pixels to be determined
Determine that sub-pixel is divided into multiple periods, each period determines the first adjustment mode respectively as unit of sub-pixel group to be determined
Pixel and second adjustment mode sub-pixel;
The corresponding first sub-pixel and second sub-pixel of the first adjustment mode sub-pixel are driven, while in a manner of the first adjustment with
Two adjustment modes drive the corresponding first sub-pixel and second sub-pixel of second adjustment mode sub-pixel;
Wherein, under the first adjustment mode and second adjustment mode, the corresponding sub-pixel letter of first sub-pixel and second sub-pixel
Number average grayscale it is suitable, grey scale is different;N is greater than the natural number equal to 1, and the value of 2n is less than or equal to sub-pixel to be determined
Sum.
2. a kind of driving method of display panel as described in claim 1, which is characterized in that
The first adjustment mode is by the corresponding original son of first sub-pixel and second sub-pixel in each sub-pixel group to be determined
After the corresponding grayscale value of picture element signal carries out averagely, corresponding sub-pixel is found according to average value and preset look-up table
High voltage signal and sub-pixel low voltage signal, to drive corresponding first sub-pixel of sub-pixel to be determined and the second sub- picture
Element;
Second adjustment mode is by the corresponding original son of first sub-pixel and second sub-pixel in each sub-pixel group to be determined
Picture element signal is not processed, to drive the corresponding first sub-pixel and second sub-pixel of sub-pixel to be determined.
3. a kind of driving method of display panel as claimed in claim 2, which is characterized in that
The signal according to locating for average value judges section, is that a period will be to 2n adjacent homochromy sub-pixels to be determined
Determine that sub-pixel is divided into multiple periods, each period determines the first adjustment mode respectively as unit of sub-pixel group to be determined
In the step of pixel and second adjustment mode sub-pixel:
Section is judged according to locating signal, is a period by sub-pixel to be determined with 2n adjacent homochromy sub-pixels to be determined
It is divided into multiple periods;Each period determines that wherein 2m sub-pixels to be determined are the respectively as unit of sub-pixel group to be determined
One adjustment mode sub-pixel determines that other sub-pixels to be determined in the period are second adjustment mode sub-pixel;
Wherein, m is the natural number more than or equal to 1, and the value of 2m is less than or equal to 2n.
4. a kind of driving method of display panel as claimed in claim 3, which is characterized in that the judgement of the signal according to locating for
Section is a period sub-pixel to be determined to be divided into multiple periods with 2n adjacent homochromy sub-pixels to be determined;With to
Determine that sub-pixel group determines that wherein 2m sub-pixels to be determined are the first adjustment mode sub-pixel for unit each period respectively, really
In the step of other sub-pixels to be determined in fixed cycle are second adjustment mode sub-pixel:
Section is judged according to locating signal, and sub-pixel to be determined is one group with 2n adjacent homochromy sub-pixels to be determined and is drawn
It is divided into multiple periods;
Each period determines that wherein 2 sub-pixels to be determined are the first adjustment mode sub-pixel, determine other in the period respectively
Sub-pixel to be determined is second adjustment mode sub-pixel;
Wherein, signal locating for average value judges the sub-pixel to be determined in section, corresponding sub-pixel high voltage signal and sub- picture
The grey scale of plain low voltage signal is bigger, and the value of 2n is bigger.
5. a kind of driving method of display panel as described in claim 1, which is characterized in that the pixel includes red sub- picture
Element, green sub-pixels and blue subpixels;
The sub-pixel to be determined includes the first sub-pixel to be determined and the second sub-pixel to be determined, the first sub- picture to be determined
Element is all green sub-pixels, and second sub-pixel to be determined is all red sub-pixels.
6. a kind of driving method of display panel as described in claim 1, which is characterized in that the pixel includes red sub- picture
Element, green sub-pixels and blue subpixels;
The sub-pixel to be determined is all red sub-pixels.
7. a kind of driving method of display panel as described in claim 1, which is characterized in that the signal judges that section is root
J signal, which is in turn divided into, according to the grayscale size of the sub-pixel signal of sub-pixel to be determined judges section, first signal judgement
The corresponding signal grayscale in section is minimum, and j-th of signal judges that the corresponding signal grayscale in section is maximum;
Wherein, the value of j is the natural number more than or equal to 2, and is less than or equal to the maximum gray grade of the display panel.
8. a kind of driving method of display panel as described in claim 1, which is characterized in that the display panel is according to physics
Position is adjacent to be divided into multiple blocks for pixel;
The average value for calculating the corresponding sub-pixel signal of all sub-pixels to be determined;Relatively and judge letter locating for average value
Number judge section;The signal according to locating for average value judges section, with 2n adjacent homochromy sub-pixels to be determined for a period
Sub-pixel to be determined is divided into multiple periods, each period determines the first adjustment side respectively as unit of sub-pixel group to be determined
In the step of formula pixel and second adjustment mode sub-pixel:
It executes as unit of block, calculate the corresponding sub-pixel signal of all green sub-pixels in corresponding block first is average
Value;Relatively and judge that signal locating for the first average value judges section;Section is judged according to signal locating for the first average value, with 2n
A adjacent green sub-pixel is one group and the green sub-pixels in block is divided into multiple periods, is single with sub-pixel group to be determined
Position each period determines that wherein 2 green sub-pixels are the first adjustment mode sub-pixel respectively, determines other greens in the period
Sub-pixel is second adjustment mode sub-pixel;
It executes as unit of block, calculate the corresponding sub-pixel signal of all red sub-pixels in corresponding block second is average
Value;Relatively and judge that signal locating for the second average value judges section;Section is judged according to signal locating for the second average value, with 2n
A adjacent red sub-pixel is one group and the red sub-pixel in block is divided into multiple periods, is single with sub-pixel group to be determined
Position each period determines that wherein 2 red sub-pixels are the first adjustment mode sub-pixel respectively, determines other red in the period
Sub-pixel is second adjustment mode sub-pixel;
Wherein, signal locating for average value judges the sub-pixel to be determined in section, corresponding sub-pixel high voltage signal and sub- picture
The grey scale of plain low voltage signal is bigger, and the value of 2n is bigger.
9. a kind of driving method of display panel, which is characterized in that the display panel includes multiple pixels;The display panel
Pixel is divided into multiple blocks according to physical location is adjacent;
Each pixel includes red sub-pixel, green sub-pixels and blue subpixels;The pixel includes first to be determined
Sub-pixel and the second sub-pixel to be determined, first sub-pixel to be determined are green sub-pixels all in corresponding block, institute
Stating the second sub-pixel to be determined is red sub-pixel all in corresponding block;
The driving method comprising steps of
The corresponding sub-pixel signal of green sub-pixels is in turn divided into i signal according to grayscale size in advance and judges section, together
When, the corresponding sub-pixel signal of red sub-pixel is in turn divided into j signal according to grayscale size in advance and judges section;Its
In, the value of i is the natural number more than or equal to 2, and is less than or equal to the maximum gray grade of the display panel;The value of j is
Natural number more than or equal to 2, and it is less than or equal to the maximum gray grade of the display panel;
It executes as unit of block, calculate the corresponding sub-pixel signal of all green sub-pixels in corresponding block first is average
Value;Relatively and judge that signal locating for the first average value judges section;The signal locating for the first average value judges section for first
When a signal judges that section or i-th of signal judge section, determine that all green sub-pixels of current block are the first adjustment side
Formula pixel;The signal locating for the first average value judges that section judges that section and i-th of signal judge section for first signal
When signal in addition judges section, with 2n adjacent green sub-pixel be one group the green sub-pixels in block are divided into it is multiple
In the period, each period determines that 2 adjacent green sub-pixels of correspondence are the first adjustment respectively as unit of sub-pixel group to be determined
Mode sub-pixel, while determining that remaining green sub-pixels is second adjustment mode sub-pixel;
It executes as unit of block, calculate the corresponding sub-pixel signal of all red sub-pixels in corresponding block second is average
Value;Relatively and judge that signal locating for the second average value judges section;The signal locating for the second average value judges section for first
When a signal judges that section or j-th of signal judge section, determine that all red sub-pixels of current block are the first adjustment side
Formula pixel;The signal locating for the second average value judges that section judges that section and j-th of signal judge section for first signal
When signal in addition judges section, with 2n adjacent red sub-pixels be one group the red sub-pixel in block is divided into it is multiple
In the period, each period determines that 2 red sub-pixels are the first adjustment mode sub-pixel respectively as unit of sub-pixel group to be determined,
Determine that remaining red sub-pixel is second adjustment mode sub-pixel simultaneously;
Determine that all blue subpixels are the first adjustment mode sub-pixel;
The corresponding original sub-pixel signal of the corresponding each sub-pixel group to be determined of the first adjustment mode sub-pixel is corresponding
Grayscale value carry out it is average after, according to average value and preset look-up table find corresponding sub-pixel high voltage signal and
Sub-pixel low voltage signal, to drive the corresponding first sub-pixel and second sub-pixel of the first adjustment mode sub-pixel;By
First sub-pixel and second sub-pixel in the corresponding each sub-pixel group to be determined of two adjustment mode sub-pixels are corresponding original
Sub-pixel signal is not processed, to drive the corresponding first sub-pixel and second sub-pixel of second adjustment mode sub-pixel;
Wherein, the average ash of each sub-pixel group to be determined corresponding sub-pixel high voltage signal and sub-pixel low voltage signal
Rank, it is suitable with the average grayscale of corresponding two original sub-pixel signals;Sub-pixel high voltage signal and sub-pixel low-voltage letter
Number grey scale, greater than the grey scale of corresponding two original sub-pixel signals;
N is the natural number more than or equal to 1, and the value of 2n is less than or equal to the sum of corresponding sub-pixel to be determined;Meanwhile average value
Locating signal judges the ash of the sub-pixel to be determined in section corresponding sub-pixel high voltage signal and sub-pixel low voltage signal
Scale is bigger, and the value of 2n is bigger.
10. a kind of drive system of display panel, which is characterized in that the display panel includes multiple pixels, each picture
Element includes sub-pixel to be determined, and the sub-pixel to be determined includes boss's pixel and sub-sub-pixel;
The drive system includes:
The corresponding sub-pixel signal of the sub-pixel to be determined is divided into multiple signals in advance and judges area by interval division module
Between;
Determination processing module calculates the average value of the corresponding sub-pixel signal of all sub-pixels to be determined;Relatively and judge average
The locating signal of value judges section;The signal according to locating for average value judges section, with 2n adjacent homochromy sub- pictures to be determined
Sub-pixel to be determined is divided into multiple periods for a period by element, and each period determines respectively as unit of sub-pixel group to be determined
The first adjustment mode sub-pixel and second adjustment mode sub-pixel;And
Drive module drives corresponding first sub-pixel of the first adjustment mode sub-pixel and the second sub- picture in a manner of the first adjustment
Element, while the corresponding first sub-pixel and second sub-pixel of second adjustment mode sub-pixel are driven in a manner of second adjustment;
Wherein, n is the natural number more than or equal to 1, and the value of 2n is less than or equal to the sum of corresponding sub-pixel to be determined.
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