CN109346020A - Display driving method and liquid crystal display device - Google Patents
Display driving method and liquid crystal display device Download PDFInfo
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- CN109346020A CN109346020A CN201811420678.XA CN201811420678A CN109346020A CN 109346020 A CN109346020 A CN 109346020A CN 201811420678 A CN201811420678 A CN 201811420678A CN 109346020 A CN109346020 A CN 109346020A
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- 239000004973 liquid crystal related substance Substances 0.000 title claims abstract description 102
- 238000000034 method Methods 0.000 title claims abstract description 25
- 239000003086 colorant Substances 0.000 claims abstract description 9
- 230000000007 visual effect Effects 0.000 description 15
- 241000209094 Oryza Species 0.000 description 6
- 235000007164 Oryza sativa Nutrition 0.000 description 6
- 235000009566 rice Nutrition 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 239000010408 film Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 239000000758 substrate Substances 0.000 description 3
- 238000009413 insulation Methods 0.000 description 2
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- 230000004048 modification Effects 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
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- 230000009286 beneficial effect Effects 0.000 description 1
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- 239000007788 liquid Substances 0.000 description 1
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
- G09G3/36—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source using liquid crystals
- G09G3/3611—Control of matrices with row and column drivers
- G09G3/3648—Control of matrices with row and column drivers using an active matrix
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
- G09G3/36—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source using liquid crystals
- G09G3/3607—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source using liquid crystals for displaying colours or for displaying grey scales with a specific pixel layout, e.g. using sub-pixels
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- Theoretical Computer Science (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- Liquid Crystal Display Device Control (AREA)
Abstract
The present invention provides a kind of display driving method and liquid crystal display device.The display driving method includes the following steps: one liquid crystal display panel of offer, and liquid crystal display panel includes multiple sub-pixels of array arrangement, sets in liquid crystal display panel per the adjacent identical sub-pixel of 2 colors as a display unit；Obtain the original gray-scale value of each display unit；The original gray-scale value of each display unit is handled, the first display grayscale value and the second display grayscale value of each display unit are generated, the first display grayscale value is greater than the second display grayscale value；Show that grayscale value and the second display grayscale value respectively drive the two sub-pixels in each display unit and shown with the first of each display unit, and make one in liquid crystal display panel in the two sub-pixels of arbitrary neighborhood the first display grayscale value driving by its corresponding display unit, another is able to ascend the coloration angle of visibility of liquid crystal display panel by the second display grayscale value driving of its corresponding display unit.
Description
Technical field
The present invention relates to field of display technology more particularly to display driving method and liquid crystal display devices.
Background technique
Liquid crystal display (Liquid Crystal Display, LCD) has thin fuselage, power saving, radiationless etc. numerous excellent
Point, is widely used.Such as: LCD TV, mobile phone, personal digital assistant (PDA), digital camera, computer screen
Curtain or laptop screen etc., occupy an leading position in flat display field.
Liquid crystal display on existing market is largely backlight liquid crystal display comprising liquid crystal display panel and back
Optical mode group (backlight module).The working principle of liquid crystal display panel is in thin-film transistor array base-plate (Thin
Film Transistor Array Substrate, TFT Array Substrate) and colored filter substrate (Color
Filter, CF) between pour into liquid crystal molecule, and apply driving voltage on two plate bases to control the rotation side of liquid crystal molecule
To, by the light refraction of backlight module come out generate picture.
Since liquid crystal molecule has optical anisotropy's characteristic, available liquid crystal display panel is there are coloration angle of visibility is narrow, shadow
The problem of having rung viewing experience of the people under big visual angle.It is existing in order to realize that the coloration angle of visibility for promoting liquid crystal display panel is narrow
There is technology to propose multidomain dot structure, each sub-pixel is exactly subdivided into smaller region (farmland) by multidomain dot structure,
So that the liquid crystal in each region can be to different directions, typically such as four domain structures, i.e., by the pixel electrode of a sub-pixel
It is fabricated to " rice " font, so that pixel electrode is divided into four regions, when driving, the liquid crystal in each region can be to not Tongfang
To further, being improved to four domain structures, it is also proposed that a kind of eight domain structures, i.e., it is the pixel electrode of a sub-pixel is first
It is divided into primary area pixel electrode (Main) and secondary area's pixel electrode (Sub), primary area pixel electrode and time area's pixel electrode are " rice "
Font electrode, and primary area pixel electrode is applied to time driving voltage of area's pixel electrode at certain ratio, so that one
Eight farmlands are formed in a sub-pixel, can further promote visual angle compared to four domain structures.
Although the liquid crystal display panel with eight domain structure sub-pixels is relative to the liquid crystal with four domain structure sub-pixels
Show that its coloration angle of visibility of panel has significant raising, but the liquid with plane conversion (In-Plane Switching, IPS) mode
LCD panel and Organic Light Emitting Diode (Organic Light-Emitting Diode, OLED) display panel are compared,
Its coloration angle of visibility is still very low, to affect viewing experience of the people under big visual angle.
Summary of the invention
The purpose of the present invention is to provide a kind of display driving method, the coloration for being able to ascend liquid crystal display panel is visual
Angle improves viewing experience of the liquid crystal display panel under big visual angle.
The object of the invention is also to provide a kind of liquid crystal display device, the coloration for being able to ascend liquid crystal display panel is visual
Angle improves viewing experience of the liquid crystal display panel under big visual angle.
To achieve the above object, the present invention provides a kind of display driving method, include the following steps:
Step S1, a liquid crystal display panel is provided, the liquid crystal display panel includes multiple sub-pixels of array arrangement, if
It is a display unit per the adjacent identical sub-pixel of 2 colors in the fixed liquid crystal display panel；
Step S2, the original gray-scale value of each display unit is obtained；
Step S3, the original gray-scale value of each display unit is handled, generates the first display of each display unit
Grayscale value and the second display grayscale value, the first display grayscale value are greater than the second display grayscale value；
Step S4, show that grayscale value and the second display grayscale value respectively drive each display with the first of each display unit
Two sub-pixels in unit are shown, and make in the liquid crystal display panel in the two sub-pixels of arbitrary neighborhood one
A the first display grayscale value driving by its corresponding display unit, another is by the second display ash of its corresponding display unit
The driving of rank value.
The multiple sub-pixel includes: multiple first sub-pixels, multiple second sub-pixels and multiple third sub-pixels, described
The color of first sub-pixel, the second sub-pixel and third sub-pixel is different；Each sub-pixel positioned at same a line is according to the first son
The sequence alternate repeated arrangement of pixel, the second sub-pixel and third sub-pixel, the color positioned at the sub-pixel of same row are identical；Often
One display unit includes along continuously arranged 2 sub-pixels of column direction.
Each described sub-pixel is the sub-pixel of eight domain structures.
If N is positive integer, in 4N-3 row and 4N sub-pixel, every 4 continuously arranged sub-pixels are one group, same
The polarity of the driving voltage of each sub-pixel of group be followed successively by positive-negative-it is negative-just；
In 4N-2 row and 4N-1 sub-pixel, every 4 continuously arranged sub-pixels are one group, same group of each height
It is negative that the polarity of the driving voltage of pixel is followed successively by negative-positive-positive-.
The sum of first display grayscale value of each display unit and the second display grayscale value is equal to the display unit
2 times of original gray-scale value.
The present invention also provides a kind of liquid crystal display devices, comprising: acquiring unit, the processing list being connected with the acquiring unit
Member, the driving unit being connected with the processing unit and the liquid crystal display panel being connected with the driving unit；
The liquid crystal display panel includes multiple sub-pixels of array arrangement, per the adjacent identical sub-pixel of 2 colors
For a display unit；
The acquiring unit is used to obtain the original gray-scale value of each display unit；
The processing unit generates each display unit for handling the original gray-scale value of each display unit
First display grayscale value and the second display grayscale value, the first display grayscale value are greater than the second display grayscale value；
The driving unit is used to show that grayscale value and the second display grayscale value drive respectively with the first of each display unit
The two sub-pixels moved in each display unit are shown, and make two sons of arbitrary neighborhood in the liquid crystal display panel
A first display grayscale value driving by its corresponding display unit in pixel, another is by its corresponding display unit
Second display grayscale value driving.
The multiple sub-pixel includes: multiple first sub-pixels, multiple second sub-pixels and multiple third sub-pixels, described
The color of first sub-pixel, the second sub-pixel and third sub-pixel is different；Each sub-pixel positioned at same a line is according to the first son
The sequence alternate repeated arrangement of pixel, the second sub-pixel and third sub-pixel, the color positioned at the sub-pixel of same row are identical；Often
One display unit includes along continuously arranged 2 sub-pixels of column direction.
Each described sub-pixel is the sub-pixel of eight domain structures.
If N is positive integer, in 4N-3 row and 4N sub-pixel, every 4 continuously arranged sub-pixels are one group, same
The polarity of the driving voltage of each sub-pixel of group be followed successively by positive-negative-it is negative-just；
In 4N-2 row and 4N-1 sub-pixel, every 4 continuously arranged sub-pixels are one group, same group of each height
It is negative that the polarity of the driving voltage of pixel is followed successively by negative-positive-positive-.
The sum of first display grayscale value of each display unit and the second display grayscale value is equal to the display unit
2 times of original gray-scale value.
Beneficial effects of the present invention: the present invention provides a kind of display driving method, includes the following steps: step S1, provides
One liquid crystal display panel, the liquid crystal display panel include multiple sub-pixels of array arrangement, set the liquid crystal display panel
In per the adjacent identical sub-pixel of 2 colors be a display unit；Step S2, the original gray-scale of each display unit is obtained
Value；Step S3, the original gray-scale value of each display unit is handled, generates the first display grayscale value of each display unit
And second display grayscale value, it is described first display grayscale value be greater than second display grayscale value；Step S4, with each display unit
The two sub-pixels that first display grayscale value and the second display grayscale value respectively drive in each display unit are shown, and are made
Obtain one in the liquid crystal display panel in the two sub-pixels of arbitrary neighborhood the first display by its corresponding display unit
Grayscale value driving, another is driven by the second display grayscale value of its corresponding display unit, is able to ascend liquid crystal display panel
Coloration angle of visibility, improve viewing experience of the liquid crystal display panel under big visual angle.The present invention also provides a kind of liquid crystal display dresses
It sets, is able to ascend the coloration angle of visibility of liquid crystal display panel, improve viewing experience of the liquid crystal display panel under big visual angle.
Detailed description of the invention
For further understanding of the features and technical contents of the present invention, it please refers to below in connection with of the invention detailed
Illustrate and attached drawing, however, the drawings only provide reference and explanation, is not intended to limit the present invention.
In attached drawing,
Fig. 1 is the driving schematic diagram of display driving method of the invention；
Fig. 2 is the polarity schematic diagram of display driving method of the invention；
Fig. 3 is the flow chart of display driving method of the invention；
Fig. 4 is the schematic diagram of liquid crystal display device of the invention.
Specific embodiment
Further to illustrate technological means and its effect adopted by the present invention, below in conjunction with preferred implementation of the invention
Example and its attached drawing are described in detail.
Referring to Fig. 3, the present invention provides a kind of display driving method, include the following steps:
Step S1, a liquid crystal display panel 10 is provided, the liquid crystal display panel 10 includes multiple sub- pictures of array arrangement
Element is set in the liquid crystal display panel 10 per the adjacent identical sub-pixel of 2 colors as a display unit 20.
Specifically, as shown in Figure 1, in a preferred embodiment of the invention, multiple sons in the liquid crystal display panel 10
Pixel includes: multiple first sub-pixels 31, multiple second sub-pixels 32 and multiple third sub-pixels 33, first sub-pixel
31, the color of the second sub-pixel 32 and third sub-pixel 33 is different；Each sub-pixel positioned at same a line is according to the first sub-pixel
31, the sequence alternate repeated arrangement of the second sub-pixel 32 and third sub-pixel 33, the color positioned at the sub-pixel of same row is identical,
It wherein, is a display unit 20 per adjacent two sub-pixels in a column sub-pixel, for example, being located at first row the first row
First sub-pixel 411 and a display unit is collectively formed positioned at the first sub-pixel 411 of the second row of first row, is located at secondary series
Second sub-pixel 412 of the first row and a display unit, position are collectively formed positioned at the second sub-pixel 412 of the second row of secondary series
Third sub-pixel 413 in third column the first row and the third sub-pixel 413 positioned at the second row of third column collectively form one and show
Show unit, the first sub-pixel 411 positioned at first row the third line and the common structure of the first sub-pixel 411 positioned at first row fourth line
At a display unit, positioned at second sub-pixel 412 of secondary series the third line and positioned at the second sub-pixel of secondary series fourth line
412 collectively form a display unit, the third sub-pixel 413 positioned at third column the third line and positioned at third column fourth line
Three sub-pixels 413 collectively form a display unit, and so on；Sub-pixel in the same display unit 401 shows identical
Color.
Preferably, first sub-pixel 31, the second sub-pixel 32 and third sub-pixel 33 be displayed in blue respectively, green and
It is red.
Specifically, multiple sub-pixels in a preferred embodiment of the invention in the liquid crystal display panel 10 are eight farmlands
The sub-pixel of structure, the sub-pixel of each eight domain structure include primary area pixel electrode and time area's pixel electrode, the primary area
Pixel electrode and time area pixel electrode are " rice " font electrode, form four farmlands by " rice " the font electrode, in conjunction with applying
It is added to the difference of the driving voltage of primary area pixel electrode and time area's pixel electrode, so that eight farmlands are formed in each sub-pixel,
Liquid crystal corresponding to each farmland lodges to different directions, is able to ascend the coloration angle of visibility of liquid crystal display panel.
Specifically, the liquid crystal display panel 10 further include the arrangement of a plurality of parallel interval data line 21 with it is a plurality of it is parallel between
Every the scan line 22 of arrangement, the data line 21 and the insulation of scan line 22 intersect, and each data line 21 is electrically connected column
Pixel, each scan line 22 are electrically connected a line sub-pixel.
Step S2, the original gray-scale value of each display unit 20 is obtained.
Specifically, in the first embodiment of the present invention, one is provided to each display unit 401 by external circuit
Original gray-scale data, for example, mentioned by external circuit to each display unit 401 in one embodiment of this invention
For the original gray-scale data of 100 grayscale.
Step S3, the original gray-scale value of each display unit 20 is handled, generates the first of each display unit 20
Show that grayscale value and the second display grayscale value, the first display grayscale value are greater than the second display grayscale value.
Specifically, when handling in the step S3 the original gray-scale value of each display unit 20, each is set
The sum of first display grayscale value of display unit 20 and the second display grayscale value is equal to the original gray-scale value of the display unit 20
2 times, such as 100 grayscale in corresponding step S2 form 150 grayscale and 50 grayscale.
Specifically, in the step S3 first display grayscale value and second display grayscale value specific value selection, can
It is searched, can also be calculated by preset processing function by preset look-up table.
Step S4, show that grayscale value and the second display grayscale value respectively drive each show with the first of each display unit 20
Show that the two sub-pixels in unit 20 are shown, and makes the two sub-pixels of arbitrary neighborhood in the liquid crystal display panel 10
In one by its corresponding display unit 20 first display grayscale value driving, another is by its corresponding display unit 20
Second display grayscale value driving.
It should be noted that respectively driving each display unit 20 by the first display grayscale value and the second display grayscale value
In two sub-pixels shown, two sub-pixels in the same display unit 20 can be made to have different bright, dark
State, so that the liquid crystal in the corresponding region of the two sub-pixels is deflected to different directions, while the two sub-pixels combine
The brightness of the display unit 20 later is identical as using original gray-scale data, can not change the display brightness of display picture
Under the premise of, the orientation of liquid crystal molecule is enriched, to promote the coloration angle of visibility of liquid crystal display panel, improves liquid crystal display panel and exists
Viewing experience under big visual angle.
Further, the driving in the step S4 when being driven, also to sub-pixel each in liquid crystal display panel
The polarity distribution of voltage is arranged, and specifically the polarity distribution of each sub-pixel is 1+ i.e. in setting liquid crystal display panel
The distribution form of 2line, i.e., as shown in Fig. 2, setting N as positive integer, in 4N-3 row and 4N sub-pixel, every 4 are continuously arranged
The sub-pixel of column is one group, the polarity of the driving voltage of same group of each sub-pixel be followed successively by positive-negative-it is negative-just；In 4N-2
In capable and 4N-1 sub-pixel, every 4 continuously arranged sub-pixels are one group, the driving voltage of same group of each sub-pixel
Polarity is followed successively by negative-positive-positive-and bears, the collocation of the polarity distribution and above-mentioned driving method, can be avoided driving and shakes in the process
The head display such as line or film flicker is bad, guarantees driving effect.
The above-mentioned driving method so that the present invention is arranged in pairs or groups by the sub-pixel of eight domain structures, in combination with the pole of 1+2line
Property distribution, can sufficiently promote the coloration angle of visibility of liquid crystal display panel, improve viewing of the liquid crystal display panel under big visual angle
Experience, and the display such as line or film flicker that during avoiding driving occurs shaking the head is bad, guarantees driving effect.
Referring to Fig. 4, the present invention also provides a kind of liquid crystal display devices, comprising: acquiring unit 100 and the acquisition are single
The connected processing unit 200 of member 100, the driving unit 300 being connected with the processing unit 200 and with the driving unit 300
Connected liquid crystal display panel 10；
The liquid crystal display panel 10 includes multiple sub-pixels of array arrangement, per the adjacent identical sub- picture of 2 colors
Element is a display unit 20；
The acquiring unit 100 is used to obtain the original gray-scale value of each display unit 20；
The processing unit 200 generates each display for handling the original gray-scale value of each display unit 20
First display grayscale value of unit 20 and the second display grayscale value, the first display grayscale value are greater than the second display grayscale value；
The driving unit 300 is used to show grayscale value and the second display grayscale value point with the first of each display unit 20
It does not drive the two sub-pixels in each display unit to be shown, and makes arbitrary neighborhood in the liquid crystal display panel 10
A first display grayscale value driving by its corresponding display unit 20 in two sub-pixels, another is corresponding aobvious by its
Show the second display grayscale value driving of unit 20.
Specifically, as shown in Figure 1, in a preferred embodiment of the invention, multiple sons in the liquid crystal display panel 10
Pixel includes: multiple first sub-pixels 31, multiple second sub-pixels 32 and multiple third sub-pixels 33, first sub-pixel
31, the color of the second sub-pixel 32 and third sub-pixel 33 is different；Each sub-pixel positioned at same a line is according to the first sub-pixel
31, the sequence alternate repeated arrangement of the second sub-pixel 32 and third sub-pixel 33, the color positioned at the sub-pixel of same row is identical,
It wherein, is a display unit 20 per adjacent two sub-pixels in a column sub-pixel, for example, being located at first row the first row
First sub-pixel 411 and a display unit is collectively formed positioned at the first sub-pixel 411 of the second row of first row, is located at secondary series
Second sub-pixel 412 of the first row and a display unit, position are collectively formed positioned at the second sub-pixel 412 of the second row of secondary series
Third sub-pixel 413 in third column the first row and the third sub-pixel 413 positioned at the second row of third column collectively form one and show
Show unit, the first sub-pixel 411 positioned at first row the third line and the common structure of the first sub-pixel 411 positioned at first row fourth line
At a display unit, positioned at second sub-pixel 412 of secondary series the third line and positioned at the second sub-pixel of secondary series fourth line
412 collectively form a display unit, the third sub-pixel 413 positioned at third column the third line and positioned at third column fourth line
Three sub-pixels 413 collectively form a display unit, and so on；Sub-pixel in the same display unit 401 shows identical
Color.
Preferably, first sub-pixel 31, the second sub-pixel 32 and third sub-pixel 33 be displayed in blue respectively, green and
It is red.
Specifically, multiple sub-pixels in a preferred embodiment of the invention in the liquid crystal display panel 10 are eight farmlands
The sub-pixel of structure, the sub-pixel of each eight domain structure include primary area pixel electrode and time area's pixel electrode, the primary area
Pixel electrode and time area pixel electrode are " rice " font electrode, form four farmlands by " rice " the font electrode, in conjunction with applying
It is added to the difference of the driving voltage of primary area pixel electrode and time area's pixel electrode, so that eight farmlands are formed in each sub-pixel,
Liquid crystal corresponding to each farmland lodges to different directions, is able to ascend the coloration angle of visibility of liquid crystal display panel.
Specifically, the liquid crystal display panel 10 further include the arrangement of a plurality of parallel interval data line 21 with it is a plurality of it is parallel between
Every the scan line 22 of arrangement, the data line 21 and the insulation of scan line 22 intersect, and each data line 21 is electrically connected column
Pixel, each scan line 22 are electrically connected a line sub-pixel.
Further, in the first embodiment of the present invention, one is provided to each display unit 401 by external circuit
A original gray-scale data, for example, equal to each display unit 401 by external circuit in one embodiment of this invention
The original gray-scale data of one 100 grayscale are provided.
Specifically, when the processing unit 200 handles the original gray-scale value of each display unit 20, it is arranged each
The sum of first display grayscale value of a display unit 20 and the second display grayscale value is equal to the original gray-scale of the display unit 20
100 grayscale in 2 times of value, such as corresponding step S2, form 150 grayscale and 50 grayscale.
Specifically, choosing of the processing unit 200 to the specific value of the first display grayscale value and the second display grayscale value
It selects, can be searched by preset look-up table, can also be calculated by preset processing function.
It should be noted that respectively driving each display unit 20 by the first display grayscale value and the second display grayscale value
In two sub-pixels shown, two sub-pixels in the same display unit 20 can be made to have different bright, dark
State, so that the liquid crystal in the corresponding region of the two sub-pixels is deflected to different directions, while the two sub-pixels combine
The brightness of the display unit 20 later is identical as using original gray-scale data, can not change the display brightness of display picture
Under the premise of, the orientation of liquid crystal molecule is enriched, to promote the coloration angle of visibility of liquid crystal display panel, improves liquid crystal display panel and exists
Viewing experience under big visual angle.
Further, in the driving unit 300 when being driven, also to each sub-pixel in liquid crystal display panel 10
The polarity distribution of driving voltage be arranged, specifically i.e. in setting liquid crystal display panel 10 each sub-pixel polarity
Be distributed as the distribution form of 1+2line, i.e., as shown in Fig. 2, setting N as positive integer, in 4N-3 row and 4N sub-pixel, every 4
A continuously arranged sub-pixel is one group, the polarity of the driving voltage of same group of each sub-pixel be followed successively by positive-negative-it is negative-just；
In 4N-2 row and 4N-1 sub-pixel, every 4 continuously arranged sub-pixels are one group, the drive of same group of each sub-pixel
The polarity of dynamic voltage is followed successively by negative-positive-positive-and bears, and the collocation of the polarity distribution and above-mentioned driving method can be avoided driving process
In the display such as line or film flicker that occurs shaking the head it is bad, be further ensured that display effect.
The above-mentioned driving structure so that the present invention is arranged in pairs or groups by the sub-pixel of eight domain structures, in combination with the pole of 1+2line
Property distribution, can sufficiently promote the coloration angle of visibility of liquid crystal display panel, improve viewing of the liquid crystal display panel under big visual angle
Experience, and the display such as line or film flicker that during avoiding driving occurs shaking the head is bad, guarantees driving effect.
In conclusion the present invention provides a kind of display driving method, includes the following steps: step S1, a liquid crystal is provided
Show that panel, the liquid crystal display panel include multiple sub-pixels of array arrangement, sets in the liquid crystal display panel per adjacent
The identical sub-pixel of 2 colors be a display unit；Step S2, the original gray-scale value of each display unit is obtained；Step
S3, the original gray-scale value of each display unit is handled, generates the first display grayscale value and second of each display unit
Show that grayscale value, the first display grayscale value are greater than the second display grayscale value；Step S4, aobvious with the first of each display unit
The two sub-pixels for showing that grayscale value and the second display grayscale value respectively drive in each display unit are shown, and are made described
One in liquid crystal display panel in the two sub-pixels of arbitrary neighborhood shows grayscale value by the first of its corresponding display unit
Driving, another is driven by the second display grayscale value of its corresponding display unit, is able to ascend the coloration of liquid crystal display panel
Angle of visibility improves viewing experience of the liquid crystal display panel under big visual angle.The present invention also provides a kind of liquid crystal display devices, can
The coloration angle of visibility of liquid crystal display panel is promoted, viewing experience of the liquid crystal display panel under big visual angle is improved.
The above for those of ordinary skill in the art can according to the technique and scheme of the present invention and technology
Other various corresponding changes and modifications are made in design, and all these change and modification all should belong to the claims in the present invention
Protection scope.
Claims (10)
1. a kind of display driving method, which comprises the steps of:
Step S1, a liquid crystal display panel (10) are provided, the liquid crystal display panel (10) includes multiple sub- pictures of array arrangement
Element is set in the liquid crystal display panel (10) per the adjacent identical sub-pixel of 2 colors as a display unit (20)；
Step S2, the original gray-scale value of each display unit (20) is obtained；
Step S3, the original gray-scale value of each display unit (20) is handled, generates the first of each display unit (20)
Show that grayscale value and the second display grayscale value, the first display grayscale value are greater than the second display grayscale value；
Step S4, show that grayscale value and the second display grayscale value respectively drive each display with the first of each display unit (20)
Two sub-pixels in unit (20) are shown, and make two sub- pictures of arbitrary neighborhood in the liquid crystal display panel (10)
A first display grayscale value driving by its corresponding display unit (20) in element, another is by its corresponding display unit
(20) the second display grayscale value driving.
2. display driving method as described in claim 1, which is characterized in that the multiple sub-pixel includes: multiple first sons
Pixel (31), multiple second sub-pixels (32) and multiple third sub-pixels (33), first sub-pixel (31), the second sub-pixel
(32) and the color of third sub-pixel (33) is different；Each sub-pixel positioned at same a line is according to the first sub-pixel (31), second
The sequence alternate repeated arrangement of sub-pixel (32) and third sub-pixel (33), the color positioned at the sub-pixel of same row are identical；Often
One display unit (20) includes along continuously arranged 2 sub-pixels of column direction.
3. display driving method as described in claim 1, which is characterized in that each described sub-pixel is eight domain structures
Sub-pixel.
4. display driving method as described in claim 1, which is characterized in that set N as positive integer, in 4N-3 row and 4N
In pixel, every 4 continuously arranged sub-pixels are one group, and the polarity of the driving voltage of same group of each sub-pixel is followed successively by
Positive-negative-is negative-just；
In 4N-2 row and 4N-1 sub-pixel, every 4 continuously arranged sub-pixels are one group, same group of each sub-pixel
The polarity of driving voltage to be followed successively by negative-positive-positive-negative.
5. display driving method as described in claim 1, which is characterized in that the first display ash of each display unit (20)
Rank value and the sum of the second display grayscale value are equal to 2 times of the original gray-scale value of the display unit (20).
6. a kind of liquid crystal display device characterized by comprising acquiring unit (100) is connected with the acquiring unit (100)
Processing unit (200), the driving unit (300) that is connected with the processing unit (200) and with the driving unit (300) phase
Liquid crystal display panel (10) even；
The liquid crystal display panel (10) includes multiple sub-pixels of array arrangement, per the adjacent identical sub-pixel of 2 colors
For a display unit (20)；
The acquiring unit (100) is used to obtain the original gray-scale value of each display unit (20)；
The processing unit (200) generates each display for handling the original gray-scale value of each display unit (20)
First display grayscale value of unit (20) and the second display grayscale value, the first display grayscale value are greater than the second display grayscale
Value；
The driving unit (300) is used to show grayscale value and the second display grayscale value point with the first of each display unit (20)
It does not drive the two sub-pixels in each display unit to be shown, and makes arbitrary neighborhood in the liquid crystal display panel (10)
Two sub-pixels in one by its corresponding display unit (20) first display grayscale value driving, another is corresponded to by it
Display unit (20) second display grayscale value driving.
7. liquid crystal display device as claimed in claim 6, which is characterized in that the multiple sub-pixel includes: multiple first sons
Pixel (31), multiple second sub-pixels (32) and multiple third sub-pixels (33), first sub-pixel (31), the second sub-pixel
(32) and the color of third sub-pixel (33) is different；Each sub-pixel positioned at same a line is according to the first sub-pixel (31), second
The sequence alternate repeated arrangement of sub-pixel (32) and third sub-pixel (33), the color positioned at the sub-pixel of same row are identical；Often
One display unit (20) includes along continuously arranged 2 sub-pixels of column direction.
8. liquid crystal display device as claimed in claim 6, which is characterized in that each described sub-pixel is eight domain structures
Sub-pixel.
9. liquid crystal display device as claimed in claim 6, which is characterized in that set N as positive integer, in 4N-3 row and 4N
In pixel, every 4 continuously arranged sub-pixels are one group, and the polarity of the driving voltage of same group of each sub-pixel is followed successively by
Positive-negative-is negative-just；
In 4N-2 row and 4N-1 sub-pixel, every 4 continuously arranged sub-pixels are one group, same group of each sub-pixel
The polarity of driving voltage to be followed successively by negative-positive-positive-negative.
10. liquid crystal display device as claimed in claim 6, which is characterized in that the first display of each display unit (20)
The sum of grayscale value and the second display grayscale value is equal to 2 times of the original gray-scale value of the display unit (20).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811420678.XA CN109346020B (en) | 2018-11-26 | 2018-11-26 | Display driving method and liquid crystal display device |
| PCT/CN2018/119247 WO2020107505A1 (en) | 2018-11-26 | 2018-12-04 | Display driving method and liquid crystal display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811420678.XA CN109346020B (en) | 2018-11-26 | 2018-11-26 | Display driving method and liquid crystal display device |
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| CN109346020A true CN109346020A (en) | 2019-02-15 |
| CN109346020B CN109346020B (en) | 2020-06-02 |
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| CN201811420678.XA Active CN109346020B (en) | 2018-11-26 | 2018-11-26 | Display driving method and liquid crystal display device |
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| WO (1) | WO2020107505A1 (en) |
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Also Published As
| Publication number | Publication date |
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| WO2020107505A1 (en) | 2020-06-04 |
| CN109346020B (en) | 2020-06-02 |
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