CN106683626A - Driving method and driving circuit for liquid crystal display panel - Google Patents
Driving method and driving circuit for liquid crystal display panel Download PDFInfo
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- CN106683626A CN106683626A CN201611168948.3A CN201611168948A CN106683626A CN 106683626 A CN106683626 A CN 106683626A CN 201611168948 A CN201611168948 A CN 201611168948A CN 106683626 A CN106683626 A CN 106683626A
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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
- G09G3/3614—Control of polarity reversal in general
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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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- Crystallography & Structural Chemistry (AREA)
- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
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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 invention provides a driving method and a driving circuit for a liquid crystal display panel. The method comprises the steps of successively applying a corresponding first data driving voltage to pixel units in each odd-number-line scanning wire in a first time period; in a second time period after the first time period, successively applying a corresponding second data driving voltage to the pixel units in each even-number-line scanning wire; and furthermore, successively switching on the odd-number-line scanning wires and the even-number-line scanning wires according to a manner that two adjacent lines are in one group, driving the corresponding pixel units by the first data driving voltage and the second data driving voltage, and performing pre-charging on the other pixel unit. According to the driving method and the driving circuit for the liquid crystal display panel, when dot inversion is utilized for driving the liquid crystal display panel, high-frequency polarity change of the data driving voltage is not required, thereby reducing power consumption of the liquid crystal display panel.
Description
Technical field
The present invention relates to liquid crystal display panel technical field, more particularly to a kind of liquid crystal display panel driving method and drive
Dynamic circuit.
Background technology
The features such as liquid crystal display panel is because having lightweight, little power consumption and radiating small, has been widely used in mobile phone, individual
The fields such as digital assistants, mobile computer and TV.In general liquid crystal display panel of thin film transistor, the display of image is former
Reason is：The voltage of each pixel region is loaded on by changing, to change liquid crystal molecule both sides corresponding with the pixel region
Electric field controls liquid crystal molecule windup-degree, and then control the luminous flux of the pixel region to realize.However, liquid crystal molecule has
There is such a characteristic：If the direction of an electric field for being loaded into liquid crystal layer both sides keeps constant for a long time, the physics of liquid crystal molecule
Characteristic can be destroyed, i.e., cannot make corresponding rotation further according to the change of electric field.Therefore, must just change at regular intervals
Change is loaded into the direction of an electric field of liquid crystal layer both sides, liquid crystal molecule is alternately deflected in the opposite direction, to prevent its physics special
Property is destroyed.At present, the inversion driving method of liquid crystal display panel include frame inversion driving method, column inversion driving method,
Column inversion driving method and dot inversion driving method.Wherein, the display effect of liquid crystal display is driven with dot inversion driving method
Preferably.
However, liquid crystal display panel is driven using dot inversion driving method, by the polarity of each pixel institute on-load voltage
Pixel adjacent thereto is variant, thus the voltage exported on data driver needs high frequency to change polarity, considerably increases liquid crystal
Show the power consumption of panel.
Therefore, it is necessary to the driving method and drive circuit of a kind of liquid crystal display panel are provided, are deposited with solving prior art
Problem.
The content of the invention
It is an object of the invention to provide a kind of driving method of liquid crystal display panel, liquid can driven using dot inversion
During LCD panel, it is not necessary to the polarity of the change data driving voltage of high frequency, so as to reduce the power consumption of liquid crystal display panel.
The present invention provides a kind of driving method of liquid crystal display panel, and the liquid crystal display panel includes：A plurality of data lines,
Multiple pixel cells that multi-strip scanning line and the scan line are limited with the data wire；
The driving method of the liquid crystal display panel includes：
In first time period, apply corresponding first number to the pixel cell on each odd number horizontal scanning line successively
According to driving voltage, the polarity of each first data drive voltage is identical；
In second time period after first time period terminates, successively to the pixel list on each even number horizontal scanning line
Unit applies corresponding second data drive voltage, and the polarity of each second data drive voltage is identical；Wherein,
In the first time period, the odd number horizontal scanning line is sequentially opened for one group by adjacent rows, and described first
Data drive voltage drives the corresponding pixel cell, and enters line precharge to pixel cell another described；
In the second time period, the even number horizontal scanning line is sequentially opened for one group by adjacent rows, and described second
Data drive voltage drives the corresponding pixel cell, and enters line precharge to pixel cell another described.
In the driving method of liquid crystal display panel of the invention, when each frame picture shows, first data-driven
The opposite polarity of voltage and second data drive voltage.
In the driving method of liquid crystal display panel of the invention, first data-driven electricity in adjacent two frames picture
The opposite polarity of pressure；The opposite polarity of second data drive voltage in adjacent two frames picture.
In the driving method of liquid crystal display panel of the invention, each described pixel cell is by a scan line and one
Data wire is limited.
In the driving method of liquid crystal display panel of the invention, each described pixel cell pixel adjacent thereto
The opposite polarity of unit.
According to above-mentioned purpose of the invention, a kind of drive circuit of liquid crystal display panel, the LCD are also provided
Plate includes：Multiple pixel cells that a plurality of data lines, multi-strip scanning line and the scan line are limited with the data wire；
The liquid crystal display panel drive circuit includes：The scan drive circuit that is connected with the scan line and with it is described
The data drive circuit of data wire connection；
The scan drive circuit is used to turn on the pixel list corresponding with odd number horizontal scanning line in first time period
The conducting pixel cell corresponding with even number horizontal scanning line in unit and the second time period after first time period terminates；
The data drive circuit is used in first time period successively to the pixel on each odd number horizontal scanning line
Unit applies in corresponding first data drive voltage and the second time period after first time period terminates successively to each
The pixel cell on even number horizontal scanning line applies corresponding second data drive voltage；Each described first data-driven electricity
The polarity of pressure is identical；The polarity of each second data drive voltage is identical；Wherein,
In the first time period, the scan drive circuit as described in adjacent rows odd number horizontal scanning line be one group according to
Sequence turns on the corresponding pixel cell, and the data drive circuit exports first data drive voltage and drives corresponding institute
Pixel cell is stated, and line precharge is entered to pixel cell another described；
In the second time period, the scan drive circuit as described in adjacent rows even number horizontal scanning line be one group according to
Sequence turns on the corresponding pixel cell, and the data drive circuit exports second data drive voltage and drives corresponding institute
Pixel cell is stated, and line precharge is entered to pixel cell another described.
In the drive circuit of liquid crystal display panel of the invention, when each frame picture shows, first data-driven
The opposite polarity of voltage and second data drive voltage.
In the drive circuit of liquid crystal display panel of the invention, first data-driven electricity in adjacent two frames picture
The opposite polarity of pressure；The opposite polarity of second data drive voltage in adjacent two frames picture.
In the drive circuit of liquid crystal display panel of the invention, each described pixel cell is by a scan line and one
Data wire is limited.
In the drive circuit of liquid crystal display panel of the invention, each described pixel cell pixel adjacent thereto
The opposite polarity of unit.
The driving method and drive circuit of liquid crystal display panel of the invention by first time period, successively to each
The pixel cell on odd number horizontal scanning line applies corresponding first data drive voltage；After first time period terminates
In two time periods, corresponding second data drive voltage is applied to the pixel cell on each even number horizontal scanning line successively；
Also, the odd number horizontal scanning line and the even number horizontal scanning line are sequentially opened for one group by adjacent rows, first data
Driving voltage and second data drive voltage drive the corresponding pixel cell, and pixel cell another described is entered
Line precharge；Solve existing use dot inversion driving method and drive liquid crystal display panel, by each pixel loads electricity
The polarity pixel adjacent thereto of pressure is variant, thus the voltage exported on data driver needs high frequency to change polarity, greatly increases
The technical problem of the power consumption of liquid crystal display panel.
It is that the above of the invention can be become apparent, preferred embodiment cited below particularly, and coordinate institute's accompanying drawings, make
Describe in detail as follows：
Brief description of the drawings
Below in conjunction with the accompanying drawings, described in detail by specific embodiment of the invention, technical scheme will be made
And other beneficial effects are apparent.
Fig. 1 is the schematic diagram of liquid crystal display panel of the invention；
Fig. 2 is a kind of flow chart of the driving method of liquid crystal display panel that the embodiment of the present invention two is provided；
Fig. 3 is a kind of driver' s timing figure of the driving method of liquid crystal display panel that the embodiment of the present invention two is provided；
Fig. 4 is the nth frame polarity schematic diagram of the driving method of liquid crystal display panel in embodiment two；
Fig. 5 is the N+1 frame polarity schematic diagrams of the driving method of liquid crystal display panel in embodiment two.
Specific embodiment
Further to illustrate technological means and its effect that the present invention is taken, it is preferable to carry out below in conjunction with of the invention
Example and its accompanying drawing are described in detail.
The embodiment of the present invention one provides a kind of driving method of liquid crystal display panel, and liquid crystal display panel includes：It is a plurality of
Multiple pixel cells that data wire, multi-strip scanning line and scan line and data wire are limited；The driving method of liquid crystal display panel
Including：In first time period, corresponding first data-driven is applied to the pixel cell on each odd number horizontal scanning line successively
Voltage, the polarity of each the first data drive voltage is identical；In second time period after first time period terminates, successively to every
Pixel cell on one even number horizontal scanning line applies corresponding second data drive voltage, the pole of each the second data drive voltage
Property is identical；Wherein, in the first time period, odd number horizontal scanning line is sequentially opened for one group by adjacent rows, the first data
Driving voltage drives corresponding pixel cell, and enters line precharge to one other pixel unit；It is even in the second time period
Several rows scan line is sequentially opened for one group by adjacent rows, and the second data drive voltage drives corresponding pixel cell, and to another
One pixel cell enters line precharge.
In the present embodiment, it is preferable that when each frame picture shows, the first data drive voltage and the second data drive voltage
Opposite polarity.
In the present embodiment, it is preferable that the opposite polarity of the first data drive voltage in adjacent two frames picture；Adjacent two frame
The opposite polarity of the second data drive voltage in picture.
In the present embodiment, it is preferable that each pixel cell is limited by a scan line and a data line.
In the present embodiment, it is preferable that the opposite polarity of each pixel cell pixel cell adjacent thereto.
In the technical scheme of the driving method of the liquid crystal display panel that the present embodiment is provided, by first time period,
Corresponding first data drive voltage is applied to the pixel cell on each odd number horizontal scanning line successively；Terminate in first time period
In second time period afterwards, apply corresponding second data-driven electricity to the pixel cell on each even number horizontal scanning line successively
Pressure, without the polarity of the change data driving voltage of high frequency, reduces the power consumption of liquid crystal display panel.Also,
In one time period, odd number horizontal scanning line is sequentially opened for one group by adjacent rows, and the first data drive voltage drives corresponding picture
Plain unit, and line precharge is entered to one other pixel unit；In second time period, even number horizontal scanning line is one by adjacent rows
Group is sequentially opened, and the second data drive voltage drives corresponding pixel cell, and enters line precharge to one other pixel unit, enters
One step reduces the power consumption of liquid crystal display panel.
The technology of the driving method of the liquid crystal display panel provided below by two couples of present invention of a specific embodiment
Scheme is described in detail.
Fig. 1 is the schematic diagram of liquid crystal display panel of the invention, as shown in figure 1, liquid crystal display panel 10 includes：It is a plurality of to sweep
Retouch multiple pixel cells 103 that line G1 to G8, a plurality of data lines D1 to D4 and scan line and data wire are limited, each pixel list
Unit 103 is limited (such as the 1st horizontal scanning line G1 and the 1st column data line D1 in figure) by one article of scan line and a data line.Need
It is bright, part of scanning line and segment data line are only depicted in Fig. 1, those skilled in the art should know the liquid in Fig. 1
Above-mentioned quantity scan line and data wire are included but is not limited on LCD panel.Wherein, scan line G1 to G8 can drive with scanning
Dynamic circuit 102 is connected, and data wire D1 to D4 can be connected with data drive circuit 101.
The driving method of the liquid crystal display panel of the present embodiment is used to drive the liquid crystal display panel 10 in Fig. 1.Fig. 2 is this
A kind of flow chart of the driving method of liquid crystal display panel that inventive embodiments two are provided；Fig. 3 is provided for the embodiment of the present invention two
A kind of liquid crystal display panel driving method driver' s timing figure.Such as Fig. 1, such as Fig. 2 and Fig. 3, the drive of the liquid crystal display panel
Dynamic method includes：
Step S201, in first time period, applies phase to the pixel cell on each odd number horizontal scanning line successively
The first data drive voltage answered, the polarity of each first data drive voltage is identical.
Step S201 specifically may include：
In t11-t12, scan drive circuit 102 exports scanning simultaneously to the 1st horizontal scanning line G1 and the 3rd horizontal scanning line G3
Signal is so that the 1st horizontal scanning line G1 and the 3rd horizontal scanning line G3 openings, now, data drive circuit 101 exports the 1st horizontal scanning line
The corresponding row of pixel cell 103 and the 3rd of first data drive voltage to the 1st horizontal scanning line G1 of the corresponding pixel cells 103 of G1
The corresponding pixel cells 103 of scan line G3, so that corresponding pixel cell 103 is filled with correctly on the 1st horizontal scanning line G1
Drive signal, line precharge is entered to corresponding pixel cell 103 on the 3rd horizontal scanning line G3；
In t12-t13, scan drive circuit 102 exports scanning simultaneously to the 3rd horizontal scanning line G3 and the 5th horizontal scanning line G5
Signal is so that the 3rd horizontal scanning line G3 and the 5th horizontal scanning line G5 openings, now, data drive circuit 101 exports the 3rd horizontal scanning line
The corresponding row of pixel cell 103 and the 5th of first data drive voltage to the 3rd horizontal scanning line G3 of the corresponding pixel cells 103 of G3
The corresponding pixel cells 105 of scan line G5, so that corresponding pixel cell 103 is filled with correctly on the 3rd horizontal scanning line G3
Drive signal, line precharge is entered to corresponding pixel cell 103 on the 5th horizontal scanning line G5；
In t13-t14, scan drive circuit 102 exports scanning simultaneously to the 5th horizontal scanning line G5 and the 7th horizontal scanning line G7
Signal is so that the 5th horizontal scanning line G5 and the 7th horizontal scanning line G7 openings, now, data drive circuit 101 exports the 5th horizontal scanning line
The corresponding row of pixel cell 103 and the 7th of first data drive voltage to the 5th horizontal scanning line G5 of the corresponding pixel cells 103 of G5
The corresponding pixel cells 103 of scan line G7, so that corresponding pixel cell 103 is filled with correctly on the 5th horizontal scanning line G5
Drive signal, line precharge is entered to corresponding pixel cell 103 on the 7th horizontal scanning line G7；
In the manner described above, until corresponding pixel cell is all charged correctly on odd number horizontal scanning line in t14-t21
Drive signal, end step S201.
Step S202, in the second time period, the even number horizontal scanning line is sequentially opened for one group by adjacent rows,
Second data drive voltage drives the corresponding pixel cell, and enters line precharge to pixel cell another described.
Step S202 specifically may include：
In t21-t22, scan drive circuit 102 exports scanning simultaneously to the 2nd horizontal scanning line G2 and the 4th horizontal scanning line G4
Signal is so that the 2nd horizontal scanning line G2 and the 4th horizontal scanning line G4 openings, now, data drive circuit 101 exports the 2nd horizontal scanning line
The corresponding row of pixel cell 103 and the 4th of second data drive voltage to the 2nd horizontal scanning line G2 of the corresponding pixel cells 103 of G2
The corresponding pixel cells 103 of scan line G4, so that corresponding pixel cell 103 is filled with correctly on the 2nd horizontal scanning line G2
Drive signal, line precharge is entered to corresponding pixel cell 103 on the 4th horizontal scanning line G4；
In t22-t23, scan drive circuit 102 exports scanning simultaneously to the 4th horizontal scanning line G4 and the 6th horizontal scanning line G6
Signal is so that the 4th horizontal scanning line G4 and the 6th horizontal scanning line G6 openings, now, data drive circuit 101 exports the 4th horizontal scanning line
The corresponding row of pixel cell 103 and the 6th of second data drive voltage to the 4th horizontal scanning line G4 of the corresponding pixel cells 103 of G4
The corresponding pixel cells 103 of scan line G6, so that corresponding pixel cell 103 is filled with correctly on the 4th horizontal scanning line G4
Drive signal, line precharge is entered to corresponding pixel cell 103 on the 6th horizontal scanning line G6；
In t23-t24, scan drive circuit 102 exports scanning simultaneously to the 6th horizontal scanning line G6 and eighth row scan line G8
Signal is so that the 6th horizontal scanning line G6 and eighth row scan line G8 openings, now, data drive circuit 101 exports the 6th horizontal scanning line
The corresponding pixel cell 103 of second data drive voltage to the 6th horizontal scanning line G6 and eighth row of the corresponding pixel cells 103 of G6
The corresponding pixel cells 103 of scan line G8, so that corresponding pixel cell 103 is filled with correctly on the 6th horizontal scanning line G6
Drive signal, line precharge is entered to corresponding pixel cell 103 on eighth row scan line G8；
In the manner described above, until corresponding pixel cell is all charged correct drive signal on even number horizontal scanning line,
End step S202.
Fig. 4 is the nth frame polarity schematic diagram of the driving method of liquid crystal display panel in embodiment two, as shown in figure 4, the
In N frame pictures, the polarity of first data drive voltage of the present embodiment is for just, the polarity of the second data drive voltage is negative.This
First data drive voltage of embodiment and the opposite polarity of the second data drive voltage.Each pixel cell picture adjacent thereto
The opposite polarity of plain unit.
Fig. 5 is the N+1 frame polarity schematic diagrams of the driving method of liquid crystal display panel in embodiment two, as shown in figure 5,
In N+1 frame pictures, the polarity of first data drive voltage of the present embodiment is negative, and the polarity of the second data drive voltage is
Just.First data drive voltage of the present embodiment and the opposite polarity of the second data drive voltage.Each pixel cell and its phase
The opposite polarity of adjacent pixel cell.
In the technical scheme of the driving method of the liquid crystal display panel that the present embodiment is provided, by first time period,
Corresponding first data drive voltage is applied to the pixel cell on each odd number horizontal scanning line successively；Terminate in first time period
In second time period afterwards, apply corresponding second data-driven electricity to the pixel cell on each even number horizontal scanning line successively
Pressure, without the polarity of the change data driving voltage of high frequency, reduces the power consumption of liquid crystal display panel.Also,
In one time period, odd number horizontal scanning line is sequentially opened for one group by adjacent rows, and the first data drive voltage drives corresponding picture
Plain unit, and line precharge is entered to one other pixel unit；In second time period, even number horizontal scanning line is one by adjacent rows
Group is sequentially opened, and the second data drive voltage drives corresponding pixel cell, and enters line precharge to one other pixel unit, enters
One step reduces the power consumption of liquid crystal display panel.
The embodiment of the present invention three provides a kind of drive circuit of liquid crystal display panel, and liquid crystal display panel includes：It is a plurality of
Multiple pixel cells that data wire, multi-strip scanning line and scan line and data wire are limited；
Liquid crystal display panel drive circuit includes：The scan drive circuit that is connected with scan line and it is connected with data wire
Data drive circuit；
Scan drive circuit be used to being turned in first time period corresponding with odd number horizontal scanning line pixel cell and
First time period terminate after second time period in corresponding with the even number horizontal scanning line pixel cell of conducting；
Data drive circuit is used to successively apply the pixel cell on each odd number horizontal scanning line in first time period
Each even number line is swept successively in corresponding first data drive voltage and the second time period after first time period terminates
The pixel cell retouched on line applies corresponding second data drive voltage；The polarity of each the first data drive voltage is identical；Respectively
The polarity of individual second data drive voltage is identical；Wherein,
In first time period, scan drive circuit is that one group of turn in order is corresponding by adjacent rows odd number horizontal scanning line
Pixel cell, data drive circuit exports the first data drive voltage and drives corresponding pixel cell, and to one other pixel list
Line precharge enters in unit；
In second time period, scan drive circuit is that one group of turn in order is corresponding by adjacent rows even number horizontal scanning line
Pixel cell, data drive circuit exports the second data drive voltage and drives corresponding pixel cell, and to one other pixel list
Line precharge enters in unit.
In this embodiment, it is preferred that, when each frame picture shows, the first data drive voltage is electric with the second data-driven
The opposite polarity of pressure.
In this embodiment, it is preferred that, the opposite polarity of the first data drive voltage in adjacent two frames picture；Adjacent two
The opposite polarity of the second data drive voltage in frame picture.
In this embodiment, it is preferred that, each pixel cell is limited by a scan line and a data line.
In this embodiment, it is preferred that, the opposite polarity of each pixel cell pixel cell adjacent thereto.
The drive circuit of the liquid crystal display panel that the present embodiment is provided can be used to realize above-described embodiment one or embodiment
The driving method of two liquid crystal display panels for providing, the specific descriptions of the process of driving method can be found in above-described embodiment one or
Description in person's embodiment two, here is omitted.
In the technical scheme of the drive circuit of the liquid crystal display panel that the present embodiment is provided, by first time period,
Corresponding first data drive voltage is applied to the pixel cell on each odd number horizontal scanning line successively；Terminate in first time period
In second time period afterwards, apply corresponding second data-driven electricity to the pixel cell on each even number horizontal scanning line successively
Pressure, without the polarity of the change data driving voltage of high frequency, reduces the power consumption of liquid crystal display panel.Also,
In one time period, odd number horizontal scanning line is sequentially opened for one group by adjacent rows, and the first data drive voltage drives corresponding picture
Plain unit, and line precharge is entered to one other pixel unit；In second time period, even number horizontal scanning line is one by adjacent rows
Group is sequentially opened, and the second data drive voltage drives corresponding pixel cell, and enters line precharge to one other pixel unit, enters
One step reduces the power consumption of liquid crystal display panel.
To sum up, although the present invention it is disclosed above with preferred embodiment, but above preferred embodiment and be not used to limitation this
Invention, one of ordinary skill in the art without departing from the spirit and scope of the present invention, can make various changes and retouching,
Therefore protection scope of the present invention is defined by the scope that claim is defined.
Claims (10)
1. a kind of driving method of liquid crystal display panel, it is characterised in that the liquid crystal display panel includes：A plurality of data lines,
Multiple pixel cells that multi-strip scanning line and the scan line are limited with the data wire；
The driving method of the liquid crystal display panel includes：
In first time period, corresponding first data are applied to the pixel cell on each odd number horizontal scanning line successively and is driven
Dynamic voltage, the polarity of each first data drive voltage is identical；
In second time period after first time period terminates, the pixel cell on each even number horizontal scanning line is applied successively
Plus corresponding second data drive voltage, the polarity of each second data drive voltage is identical；Wherein,
In the first time period, the odd number horizontal scanning line is sequentially opened for one group by adjacent rows, first data
Driving voltage drives the corresponding pixel cell, and enters line precharge to pixel cell another described；
In the second time period, the even number horizontal scanning line is sequentially opened for one group by adjacent rows, second data
Driving voltage drives the corresponding pixel cell, and enters line precharge to pixel cell another described.
2. the driving method of liquid crystal display panel according to claim 1, it is characterised in that when each frame picture shows,
The opposite polarity of first data drive voltage and second data drive voltage.
3. the driving method of liquid crystal display panel according to claim 1, it is characterised in that the institute in adjacent two frames picture
State the opposite polarity of the first data drive voltage；The opposite polarity of second data drive voltage in adjacent two frames picture.
4. the driving method of liquid crystal display panel according to claim 1, it is characterised in that each described pixel cell by
One scan line and a data line are limited.
5. the driving method of liquid crystal display panel according to claim 1, it is characterised in that each described pixel cell with
The opposite polarity of its adjacent pixel cell.
6. a kind of drive circuit of liquid crystal display panel, it is characterised in that the liquid crystal display panel includes：A plurality of data lines,
Multiple pixel cells that multi-strip scanning line and the scan line are limited with the data wire；
The liquid crystal display panel drive circuit includes：The scan drive circuit that is connected with the scan line and with the data
The data drive circuit of line connection；
The scan drive circuit be used to being turned in first time period corresponding with the odd number horizontal scanning line pixel cell with
And the pixel cell corresponding with even number horizontal scanning line is turned in the second time period after first time period terminates；
The data drive circuit is used in first time period successively to the pixel cell on each odd number horizontal scanning line
Apply in corresponding first data drive voltage and the second time period after first time period terminates successively to each even number
The pixel cell on horizontal scanning line applies corresponding second data drive voltage；Each first data drive voltage
Polarity is identical；The polarity of each second data drive voltage is identical；Wherein,
In the first time period, scan drive circuit odd number horizontal scanning line as described in adjacent rows is sequentially led for one group
Lead to the corresponding pixel cell, the data drive circuit exports first data drive voltage and drives the corresponding picture
Plain unit, and line precharge is entered to pixel cell another described；
In the second time period, scan drive circuit even number horizontal scanning line as described in adjacent rows is sequentially led for one group
Lead to the corresponding pixel cell, the data drive circuit exports second data drive voltage and drives the corresponding picture
Plain unit, and line precharge is entered to pixel cell another described.
7. the driving method of liquid crystal display panel according to claim 6, it is characterised in that when each frame picture shows,
The opposite polarity of first data drive voltage and second data drive voltage.
8. the driving method of liquid crystal display panel according to claim 6, it is characterised in that the institute in adjacent two frames picture
State the opposite polarity of the first data drive voltage；The opposite polarity of second data drive voltage in adjacent two frames picture.
9. the driving method of liquid crystal display panel according to claim 6, it is characterised in that each described pixel cell by
One scan line and a data line are limited.
10. the driving method of liquid crystal display panel according to claim 6, it is characterised in that each described pixel cell
The opposite polarity of the pixel cell adjacent thereto.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107680551A (en) * | 2017-11-13 | 2018-02-09 | 深圳市华星光电技术有限公司 | GOA drive circuits, liquid crystal panel and liquid crystal panel scanning method |
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Application publication date: 20170517 |