CN104299576B - A kind of display drive method, device and display - Google Patents
A kind of display drive method, device and display Download PDFInfo
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- CN104299576B CN104299576B CN201310694789.0A CN201310694789A CN104299576B CN 104299576 B CN104299576 B CN 104299576B CN 201310694789 A CN201310694789 A CN 201310694789A CN 104299576 B CN104299576 B CN 104299576B
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Abstract
The present invention relates to liquid crystal driving field, disclose a kind of display drive method, device and display, by obtaining per red R in color image frame, the color data of green G, blue B three primary colours, according to the color data, backlight module is driven respectively in accordance with one-level sub-frame color sequence corresponding to every color image frame, to show coloured image.Effectively improve the resolution ratio and light transmittance of display.
Description
Technical field
The present invention relates to liquid crystal driving field, more particularly to a kind of display drive method, device and display.
Background technology
With the development of optoelectronic semiconductor technology, in modern people's daily life, production, liquid crystal display turns into conventional
Display device.Liquid crystal display includes liquid crystal display panel and backlight module.Due to liquid crystal display panel do not have in itself it is luminous
Function, therefore configure backlight module and the backlight needed for liquid crystal display panel be provided, and then reach liquid crystal display panel
The function of display.
It is the structural representation of conventional liquid crystal as shown in Figure 1, liquid crystal display includes backlight module 110 and liquid crystal
Panel 120, liquid crystal panel 120 include colored filter 121 and electrode glass 122.The backlight that backlight module 110 is provided is
One white light.Backlight is sent to the colored filter 121 on each location of pixels through electrode glass 122, to show each pixel
Color.In general, red R, green G and blue tri- colored filters of B can be set on a location of pixels, mixed using space
Color, three kinds of primary lights are sufficiently close together in conplane correspondence position, as long as three primary colours luminous points are sufficiently small and fully near, people
Eye will feel it is possessed color after three kinds of primary lights mix at a distance from place.
However, the mode not only more Expenses Cost, and can be saturating because of colored filter using colored filter display picture
Light rate is low and make it that the display brightness of each pixel is dimmed.
The content of the invention
The present invention provides a kind of display drive method, device and display, solve conventional liquid crystal cost it is too high,
Colored filter causes the low technical problem of light transmittance.
The purpose of the present invention is achieved through the following technical solutions：
A kind of display drive method, including：
Red R, green G, the color data of blue B three primary colours in obtaining per color image frame；
According to the color data, backlight mould is driven respectively in accordance with one-level sub-frame color sequence corresponding to every color image frame
Group, to show coloured image, wherein, backlight color corresponding to adjacent three one-level subframes is different, described per frame cromogram
As being made up of four one-level subframes.
A kind of display drive apparatus, described device include：
Acquisition module, for obtain red R in every color image frame, green G, blue B three primary colours color data；
Backlight drive module, it is colored respectively in accordance with every frame for the color data obtained according to the acquisition module
One-level sub-frame color sequence corresponding to image drives backlight module, to show coloured image, wherein, adjacent three one-level subframes pair
The backlight color answered is different, described to be made up of per color image frame four one-level subframes.
A kind of display, the display include backlight module, liquid crystal panel and display drive apparatus, wherein,
The backlight module includes three groups of backlights of red, green, blue；
The display drive apparatus is used to obtain red R in every color image frame, green G, the color data of blue B three primary colours；Root
According to the color data, backlight module is driven respectively in accordance with one-level sub-frame color sequence corresponding to every color image frame, with institute
State and coloured image is shown on liquid crystal panel, wherein, backlight color corresponding to adjacent three one-level subframes is different, described per frame
Coloured image is made up of four one-level subframes.
By display drive method provided by the invention, device and display, red R in obtaining per color image frame, green G,
The color data of blue B three primary colours, according to the color data, respectively in accordance with one-level sub-frame color sequence corresponding to every color image frame
Row driving backlight module, to show coloured image.Effectively improve the resolution ratio and light transmittance of display.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to institute in embodiment
The accompanying drawing needed to use is briefly described, it should be apparent that, drawings in the following description are only some implementations of the present invention
Example, for those of ordinary skill in the art, without having to pay creative labor, can also be according to these accompanying drawings
Obtain other accompanying drawings.
Fig. 1 is the structural representation of conventional liquid crystal；
Fig. 2 is a kind of electrical block diagram of the liquid crystal display provided in the embodiment of the present invention；
Fig. 3 is a kind of display drive method flow chart provided in the embodiment of the present invention one；
Fig. 4 is a kind of schematic diagram of the display drive method provided in the embodiment of the present invention one；
Fig. 5 is another display drive method flow chart provided in the embodiment of the present invention two；
Fig. 6 A are a kind of schematic diagram of region division of liquid crystal panel provided in the embodiment of the present invention two；
Fig. 6 B are the schematic diagram of the liquid crystal panel another kind region division provided in the embodiment of the present invention two；
Fig. 7 A are a kind of schematic diagram of the display drive method provided in the embodiment of the present invention two；
Fig. 7 B are the schematic diagram of another display drive method provided in the embodiment of the present invention two；
Fig. 8 is a kind of display drive apparatus structural representation provided in the embodiment of the present invention three；
Fig. 9 is a kind of structural representation of the liquid crystal display provided in the embodiment of the present invention four.
Embodiment
In order to facilitate the understanding of the purposes, features and advantages of the present invention, it is below in conjunction with the accompanying drawings and specific real
Applying mode, the present invention is further detailed explanation.
As shown in Fig. 2 being the electrical block diagram of liquid crystal display, liquid crystal display includes backlight module 210 and liquid
Crystal panel 220, three groups of backlights of red, green, blue that backlight module 210 provides.Drive device 230 receives coloured image, and controls
Liquid crystal panel 220 and backlight module 210, to show coloured image, backlight module 210 can be side entrance back module in Fig. 2
Or direct-injection type backlight module, liquid crystal panel 220 can be high speed TN liquid crystal displays, OCB liquid crystal displays, PDLC liquid crystal displays, FLC liquid crystal displays
Or AFLC liquid crystal displays etc..Drive device 230 includes control signal and circuit, gray scale taking-up circuit and row, column drive circuit occurs, when
After a new frame image signal starts, circuit occurs for control signal under the coordination of system synchronization clock signal, and a frame is colored
R, G, B three-channel parallel data signal of image are handled by display requirement, and a two field picture is divided into multiple according to certain color
The one-level subframe of order display, to drive backlight module to light tri- groups of backlights of R, G, B, circuit is taken out by R, G, B by gray scale
Grey scale signal give row, column drive circuit, row, column drive circuit completes liquid crystal at each pixel according to synchronizing clock signals
"ON" and "Off" action, using the visual persistence phenomenon of human eye, so as to complete the display of coloured image, such as：In one two field picture
Comprising the four one-level subframes shown according to GRBG orders, some pixel request shows magenta, controls liquid crystal at the pixel
The "Off" when showing the first one-level subframe G and the 4th one-level subframe G, when showing the second one-level subframe R and the 3rd one-level subframe B
"ON", because the present invention introduces how drive device 230 controls backlight module 210, and row, column drive circuit is according to synchronization
Clock signal completes the "ON" of liquid crystal and "Off" action at each pixel, to realize different colors in each pixel, is easier
Understand and realize, be not belonging to the emphasis of the present invention, will not be repeated here.A kind of display drive method is described in detail below, such as
Under：
Embodiment one
A kind of display drive method is provided in the embodiment of the present invention one, is with the control backlight module 210 of drive device 230
Example introduces the display drive method, as shown in figure 3, this method comprises the following steps：
Step 301, the color data for obtaining three primary colours in every color image frame；
Wherein, so that three primary colours is R, G, B as an example, R, G, B color data per color image frame are obtained, the color data is
R, G, B color component data of each pixel color.
Step 302, according to the color data, driven respectively in accordance with one-level sub-frame color sequence corresponding to every color image frame
Dynamic backlight module, to show coloured image；
Wherein, backlight color corresponding to adjacent three one-level subframes is different, and every color image frame is by four one
Level subframe composition, the frequency of each one-level subframe are four times per frame rate, such as：It is RGB color domain for three primary colours, it is described
One-level sub-frame color sequence is one kind in BGRB, GRBG or RBGR three, is 60Hz per frame rate, the frequency of each one-level subframe
Rate is then 240Hz, and 4 times are improved equivalent to refresh rate.Intuitively to illustrate to provide a kind of display in the embodiment of the present invention one
Driving method, the principle of the display drive method is described in Fig. 4, corresponding nth frame coloured image can be tetra- one by B, G, R, B
Level subframe is synthesized successively, and N+1 color image frames can be synthesized successively by tetra- one-level subframes of G, R, B, G, N+2 frame cromograms
As that can be synthesized successively by tetra- one-level subframes of R, B, G, R, N+3 color image frames can be by tetra- one-level subframes of B, G, R, B
Synthesize successively, adjacent three one-level subframes can be BGR or GRB or RBG, it is seen that the backlight of three adjacent one-level subframes is each
Differ.
The display drive method provided in the embodiment of the present invention one, pass through the color of three primary colours in obtaining per color image frame
Data, according to the color data, backlight module is driven respectively in accordance with one-level sub-frame color sequence corresponding to every color image frame,
To show coloured image.From the point of view of contrast, traditional liquid crystal is shown to be shown three red, green, blue sub-pixels as a pixel, and this
The display drive method that inventive embodiments provide, realizes and is shown each sub-pixel as single pixel, effectively increased
The resolution ratio of liquid crystal display, in addition, eliminating the colored filter in traditional liquid crystal device, effectively increase the printing opacity of liquid crystal display
Rate.
In addition, when driving backlight module according to one-level sub-frame color sequence corresponding to every color image frame, due to human eye
Random jump regards, or mobile object in tracking picture so that object one-level sub-frame color sequence does not fall in retina same point, makes
It will visually think that object edge produces the phenomenon (rainbow effect) of colour field separation into human eye.In the embodiment of the present invention one,
Different by limiting backlight color corresponding to adjacent three one-level subframes, the color between having upset per frame signal shows suitable
Sequence, effectively reduce the influence of colour field separation.
In the embodiment of the present invention one, by taking Fig. 4 as an example, every three frame forms circulation BGRB, GRBG, a RBGR, is wrapped in 3 frames
Containing 4 BGR, because picture frame frequency is 60Hz, then BGR refreshing frequencys are changed into 80Hz so that the refreshing frequency of BGR three primary colours obtains
To increase, help to reduce rainbow effect, simultaneously as a kind of primary colours occur twice, so the primary colours in each one-level subframe
Corresponding backlight illumination can reduce half, effectively increase the response speed of the primary colours, such as：In the BGRB of one frame sequence, B exists
It is lit twice in two one-level subframes, then B backlight illumination can be reduced to half in the frame.
Embodiment two
The embodiment of the present invention two is improved on the basis of embodiment one, further obviates what colour field separation was brought
Influence.Another display drive method is provided in the embodiment of the present invention two, as shown in figure 5, this method comprises the following steps：
Step 501, the color data for obtaining three primary colours in every color image frame；
Step 502, according to the color data, respectively in accordance with each two level corresponding to one-level subframe in every color image frame
Sub-frame color sequence, first area, second area and backlight module corresponding to the 3rd region is driven successively, to show cromogram
Picture.
Wherein, the backlight module in the present embodiment is divided into 9N sub-regions in advance, and first is separately constituted per 3N sub-regions
Region, second area and the 3rd region, the dividing mode in region is including following two：
The first：Subregion positioned at 3M+1 rows forms the first area, and the subregion positioned at 3M+2 rows forms
The second area, the subregion positioned at 3M+3 rows form the 3rd region, and M is integer；Such as the 1st, 4,7,10 ... 3M+
1 composition first area, the 2nd, 5,8,11 ... 3M+2 composition second area, the 3rd, 6,9,12 ... 3M+3 form the 3rd region.
Second：3 groups of mutual non-conterminous N number of subregions separately constitute the first area, the second area and described
3rd region.
If the resolution ratio of liquid crystal panel 220 is 1920 × 1080, and picture is divided into 12 × 6 and (is equal to 9 × 8, N=
8) sub-regions, so each sub-regions have the individual pixels of (1920/12=160) × (1080/6=180).Such as Fig. 6 A and Fig. 6 B
Shown, liquid crystal panel 220 is divided into 12 × 6 regions,
Wherein, Fig. 6 A are the schematic diagram divided according to first way, the 24 sub-regions composition of the 1st row and the 4th row the
One region (region that B is shown in figure), the 24 sub-regions composition second area of the 2nd row and the 5th row (show G area in figure
Domain), the 24 sub-regions composition the 3rd region (region that R is shown in figure) of the 3rd row and the 6th row.Fig. 6 B are according to second of side
Formula division schematic diagram, 3 groups of mutual non-conterminous 24 sub-regions separately constitute the first area (region that B is shown in figure),
The second area (region that G is shown in figure) and the 3rd region (region that R is shown in figure).
Step 502 is during backlight module corresponding to driving first area successively, second area and the 3rd region, each
The color that region is lit in continuous three one-level subframes is different, and the one-level subframe is made up of three two level subframes,
The back of the body corresponding to one in the first area, the second area and the 3rd region three is driven in the two level subframe
Light.The two level sub-frame color sequence can be one kind in three primary colours combination, such as：One in BGR, GRB or RBG three
Kind.
As shown in Figure 7 A, to synthesize the situation of one-level subframe according to three two level subframes of the first region partitioning method,
Grey represents black in figure, and the region backlight is not lighted, and two level sub-frame color sequence corresponding to first one-level subframe is BGR,
Then the driving of two level subframe -1 lights first area as blueness, and the driving of two level subframe -2 lights second area as green, and two level subframe -
3 drivings light the 3rd region as red, and because human eye vision persists phenomenon, three two level subframes, which look, is shown as an one-level
Subframe.Because the color that each region is lit in continuous three one-level subframes is different, correspondingly, second one-level subframe pair
The two level sub-frame color sequence answered is GRB, then the driving of two level subframe -1 lights first area as green, and two level subframe -2 drives point
Bright second area is red, and the driving of two level subframe -3 lights the 3rd region as blueness；3rd of two level corresponding to one-level subframe
Frame colour sequential is RBG, then the driving of two level subframe -1 lights first area as red, and second area is lighted in the driving of two level subframe -2
For blueness, the driving of two level subframe -3 lights the 3rd region as green；4th two level sub-frame color sequence corresponding to one-level subframe
For BGR, then the driving of two level subframe -1 lights first area as blueness, and the driving of two level subframe -2 lights second area as green, and two
The level driving of subframe -3 lights the 3rd region as red, and so far a color image frame, which is shown, finishes, and is shown later per color image frame
Mode is similar, will not be repeated here.
As shown in Figure 7 B, to synthesize the situation of one-level subframe according to three two level subframes of second of region partitioning method,
Grey represents black in figure, and the region backlight is not lighted, and two level sub-frame color sequence corresponding to first one-level subframe is BGR,
Then the driving of two level subframe -1 lights first area as blueness, and the driving of two level subframe -2 lights second area as green, and two level subframe -
3 drivings light the 3rd region as red, and because human eye vision persists phenomenon, three two level subframes, which look, is shown as an one-level
Subframe.Because the color that each region is lit in continuous three one-level subframes is different, correspondingly, second one-level subframe pair
The two level sub-frame color sequence answered is GRB, then the driving of two level subframe -1 lights first area as green, and two level subframe -2 drives point
Bright second area is red, and the driving of two level subframe -3 lights the 3rd region as blueness；3rd of two level corresponding to one-level subframe
Frame colour sequential is RBG, then the driving of two level subframe -1 lights first area as red, and second area is lighted in the driving of two level subframe -2
For blueness, the driving of two level subframe -3 lights the 3rd region as green；4th two level sub-frame color sequence corresponding to one-level subframe
For BGR, then the driving of two level subframe -1 lights first area as blueness, and the driving of two level subframe -2 lights second area as green, and two
The level driving of subframe -3 lights the 3rd region as red, and so far a color image frame, which is shown, finishes, and is shown later per color image frame
Mode is similar, will not be repeated here.
Influenceed to further reduce colour field separation, each region of step 502 is in continuous three one-level subframes by point
Bright color is different, and the one-level subframe is made up of three two level subframes, is made up of per frame 12 two level subframes, then and two
The frequency of level subframe is 12 times per frame rate, and the refresh rate equivalent to each region improves 12 times, correspondingly, each two level
Backlight corresponding to a region in display unit described in sub-frame drive, other regions are black.The two level sub-frame color sequence
One kind in being combined for three primary colours, such as one kind in BGR, GRB or RBG three.
The display drive method provided in the embodiment of the present invention two, pass through the color of three primary colours in obtaining per color image frame
Data, according to the color data, respectively in accordance with each two level sub-frame color sequence corresponding to one-level subframe in every color image frame
Row, first area, second area and backlight module corresponding to the 3rd region are driven successively, to show coloured image.Effectively carrying
On the basis of the high light transmittance of liquid crystal display, the influence of colour field separation reduce further.
Embodiment three
The embodiment of the present invention three provides a kind of display drive apparatus, as shown in figure 8, described device includes：
Acquisition module 810, for obtain red R in every color image frame, green G, blue B three primary colours color data；
Backlight drive module 820, for the color data obtained according to the acquisition module 810, respectively in accordance with every
One-level sub-frame color sequence corresponding to color image frame drives backlight module, to show coloured image, wherein, adjacent three one-levels
Backlight color is different corresponding to subframe, described to be made up of per color image frame four one-level subframes.
Correspondingly, described device can also include memory module 830, for storing the one-level sub-frame color sequence, institute
One-level sub-frame color sequence is stated as one kind in BGRB, GRBG or RBGR three.
When the backlight module is divided into 9N sub-regions, the backlight drive module 820 is specifically used for obtaining according to
The color data that modulus block 810 obtains, respectively in accordance with each two level subframe corresponding to one-level subframe in every color image frame
Colour sequential, first area, second area and backlight module corresponding to the 3rd region are driven successively, wherein, the first area,
The second area and the 3rd region include 3N sub-regions respectively, the first area, the second area and described
The building form in the 3rd region includes：Subregion positioned at 3M+1 rows forms the first area, positioned at the son of 3M+2 rows
Region forms the second area, and the subregion positioned at 3M+3 rows forms the 3rd region, and M is integer；Or 3 groups mutual
Non-conterminous N number of subregion separately constitutes the first area, the second area and the 3rd region；Each region is even
Continue the color difference being lit in three one-level subframes, the one-level subframe is made up of three two level subframes, the two level
A corresponding backlight in the first area, the second area and the 3rd region three is driven in subframe.
Correspondingly, the memory module 830 is used to store the two level sub-frame color sequence, the two level sub-frame color sequence
The one kind being classified as in BGR, GRB or RBG three.
Example IV
The embodiment of the present invention four provides a kind of display, as shown in figure 8, the display includes backlight module 910, liquid
Crystal panel 920 and display drive apparatus 930, wherein,
The backlight module 910 includes three groups of backlights of red, green, blue；
The display drive apparatus 930 is used to obtain red R in every color image frame, green G, the color data of blue B three primary colours；
According to the color data, backlight module is driven respectively in accordance with one-level sub-frame color sequence corresponding to every color image frame, with
Coloured image is shown on the liquid crystal panel 920, wherein, backlight color corresponding to adjacent three one-level subframes is different, institute
Every color image frame is stated to be made up of four one-level subframes.
Wherein, the backlight module can be divided into 9N sub-regions, the first area, the second area and described
Three regions include 3N sub-regions, the building form bag of the first area, the second area and the 3rd region respectively
Include：Subregion positioned at 3M+1 rows forms the first area, and the subregion positioned at 3M+2 rows forms the second area,
Subregion positioned at 3M+3 rows forms the 3rd region, and M is integer；Or 3 groups of mutual non-conterminous N number of subregion difference
Form the first area, the second area and the 3rd region；Correspondingly, the display drive apparatus 930 is specifically used
Red R, green G, the color data of blue B three primary colours in obtaining per color image frame；The face obtained according to the acquisition module
Chromatic number evidence, respectively in accordance with each two level sub-frame color sequence corresponding to one-level subframe in every color image frame, first is driven successively
Region, second area and backlight module corresponding to the 3rd region, wherein, each region is lit in continuous three one-level subframes
Color it is different, the one-level subframe is made up of three two level subframes, driven in the two level subframe first area,
A corresponding backlight in the second area and the 3rd region three.
Through the above description of the embodiments, those skilled in the art can be understood that the present invention can be by
Software adds the mode of required hardware platform to realize, naturally it is also possible to all implemented by hardware, but in many cases before
Person is more preferably embodiment.Based on such understanding, whole that technical scheme contributes to background technology or
Person part can be embodied in the form of software product, and the computer software product can be stored in storage medium, such as
ROM/RAM, magnetic disc, CD etc., including some instructions to cause a computer equipment (can be personal computer, service
Device, either network equipment etc.) perform method described in some parts of each embodiment of the present invention or embodiment.
The present invention is described in detail above, principle and embodiment party of the specific case used herein to the present invention
Formula is set forth, and the explanation of above example is only intended to help the method and its core concept for understanding the present invention；It is meanwhile right
In those of ordinary skill in the art, according to the thought of the present invention, change is had in specific embodiments and applications
Part, in summary, this specification content should not be construed as limiting the invention.
Claims (7)
- A kind of 1. display drive method, it is characterised in that including：Red R, green G, the color data of blue B three primary colours in obtaining per color image frame；According to the color data, backlight module is driven respectively in accordance with one-level sub-frame color sequence corresponding to every color image frame, To show coloured image, wherein, backlight color corresponding to adjacent three one-level subframes is different, it is described per color image frame by Four one-level subframe compositions；Wherein, the backlight module is divided into 9N sub-regions, and first area, second area and the are separately constituted per 3N sub-regions Three regions, building form include：Subregion positioned at 3M+1 rows forms the first area, positioned at the subregion of 3M+2 rows The second area is formed, the subregion positioned at 3M+3 rows forms the 3rd region, and M is integer；Or 3 groups of mutual not phases Adjacent N number of subregion separately constitutes the first area, the second area and the 3rd region；It is described according to the color data, drive the back of the body respectively in accordance with one-level sub-frame color sequence corresponding to every color image frame Optical mode group, including：Respectively in accordance with each two level sub-frame color sequence corresponding to one-level subframe in every color image frame, drive successively First area, second area and backlight module corresponding to the 3rd region, wherein, each region quilt in continuous three one-level subframes The color lighted is different, and the one-level subframe is made up of three two level subframes, and described first is driven in the two level subframe A corresponding backlight in region, the second area and the 3rd region three.
- 2. according to the method for claim 1, it is characterised in that the one-level sub-frame color sequence be BGRB, GRBG or One kind in RBGR three.
- 3. according to the method for claim 1, it is characterised in that the two level sub-frame color sequence is BGR, GRB or RBG tri- One kind in person.
- 4. a kind of display drive apparatus, it is characterised in that described device includes：Acquisition module, for obtain red R in every color image frame, green G, blue B three primary colours color data；Backlight drive module, for the color data obtained according to the acquisition module, respectively in accordance with every color image frame Corresponding one-level sub-frame color sequence drives backlight module, to show coloured image, wherein, corresponding to adjacent three one-level subframes Backlight color is different, described to be made up of per color image frame four one-level subframes；Wherein, when the backlight module is divided into 9N sub-regions, the backlight drive module is specifically used for respectively in accordance with every frame Each two level sub-frame color sequence corresponding to one-level subframe in coloured image, first area, second area and the 3rd are driven successively Backlight module corresponding to region, wherein, the first area, the second area and the 3rd region include 3N son respectively Region, the building form of the first area, the second area and the 3rd region include：Positioned at the sub-district of 3M+1 rows Domain forms the first area, and the subregion positioned at 3M+2 rows forms the second area, positioned at the subregion of 3M+3 rows The 3rd region is formed, M is integer；Or 3 groups of mutual non-conterminous N number of subregions separately constitute the first area, described Second area and the 3rd region；The color that each region is lit in continuous three one-level subframes is different, the one-level Subframe is made up of three two level subframes, and the first area, the second area and described are driven in the two level subframe A corresponding backlight in 3rd region three.
- 5. device according to claim 4, it is characterised in that described device also includes memory module, described for storing One-level sub-frame color sequence, the one-level sub-frame color sequence are one kind in BGRB, GRBG or RBGR three.
- 6. device according to claim 4, it is characterised in that described device also includes memory module, described for storing Two level sub-frame color sequence, the two level sub-frame color sequence are one kind in BGR, GRB or RBG three.
- A kind of 7. display, it is characterised in that the display includes backlight module, liquid crystal panel and display drive apparatus, its In,The backlight module includes three groups of backlights of red, green, blue；The display drive apparatus is used to obtain red R in every color image frame, green G, the color data of blue B three primary colours；According to institute Color data is stated, backlight module is driven respectively in accordance with one-level sub-frame color sequence corresponding to every color image frame, with the liquid Coloured image is shown in crystal panel, wherein, backlight color corresponding to adjacent three one-level subframes is different, described colored per frame Image is made up of four one-level subframes；Wherein, the backlight module is divided into 9N sub-regions, and first area, second area and the are separately constituted per 3N sub-regions Three regions, the building form of the first area, the second area and the 3rd region include：Positioned at the son of 3M+1 rows Region forms the first area, and the subregion positioned at 3M+2 rows forms the second area, positioned at the sub-district of 3M+3 rows Domain forms the 3rd region, and M is integer；Or 3 groups of mutual non-conterminous N number of subregions separately constitute the first area, institute State second area and the 3rd region；The display drive apparatus is specifically used for red R, green G, the color data of blue B three primary colours in obtaining per color image frame；Root The color data obtained according to acquisition module, respectively in accordance with each two level subframe corresponding to one-level subframe in every color image frame Colour sequential, first area, second area and backlight module corresponding to the 3rd region are driven successively, wherein, each region is even Continue the color difference being lit in three one-level subframes, the one-level subframe is made up of three two level subframes, the two level A corresponding backlight in the first area, the second area and the 3rd region three is driven in subframe.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310694789.0A CN104299576B (en) | 2013-12-13 | 2013-12-13 | A kind of display drive method, device and display |
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| CN201310694789.0A CN104299576B (en) | 2013-12-13 | 2013-12-13 | A kind of display drive method, device and display |
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| CN104299576A CN104299576A (en) | 2015-01-21 |
| CN104299576B true CN104299576B (en) | 2017-12-15 |
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| CN107871478B (en) * | 2017-12-26 | 2020-11-13 | 深圳Tcl新技术有限公司 | Driving circuit and method of display module and display equipment |
| CN109509436B (en) * | 2018-12-11 | 2021-01-08 | 惠科股份有限公司 | Driving method and driving device of display panel and display device |
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| CN101276564A (en) * | 2007-03-29 | 2008-10-01 | Nec液晶技术株式会社 | Liquid crystal device |
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| CN101430871A (en) * | 2008-12-08 | 2009-05-13 | 上海广电光电子有限公司 | Driving method for field sequence LCD device |
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| CN101276564A (en) * | 2007-03-29 | 2008-10-01 | Nec液晶技术株式会社 | Liquid crystal device |
| CN101710482A (en) * | 2009-11-25 | 2010-05-19 | 福建华映显示科技有限公司 | Image display method and method thereof for determining variable-frequency color sequences |
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