CN1731503A - Display panel - Google Patents

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Publication number
CN1731503A
CN1731503A CN 200510099063 CN200510099063A CN1731503A CN 1731503 A CN1731503 A CN 1731503A CN 200510099063 CN200510099063 CN 200510099063 CN 200510099063 A CN200510099063 A CN 200510099063A CN 1731503 A CN1731503 A CN 1731503A
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Prior art keywords
horizontal scanning
pixel
bar
column data
scanning line
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CN 200510099063
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Chinese (zh)
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赖明升
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AU Optronics Corp
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AU Optronics Corp
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Priority to CN 200510099063 priority Critical patent/CN1731503A/en
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Abstract

The invention relates to a display plane which comprises a scan driver, at least one data driver and a plurality of element groups. The scan driver controls a plurality of linear scan lines which are displaced on the first direction. The data driver controls a plurality of column data lines which are displaced on the second direction. Each element group comprises a plurality of elements with presetting number on the second direction. A plurality of elements is coupled with the same linear scan lines on each element group and can receive image data at the same time.

Description

Display panel
Technical field
The present invention is relevant for a kind of display panel, and particularly relevant for a kind of pel array, the conducting simultaneously of the pixel of its a plurality of row also receives view data simultaneously.
Background technology
Fig. 1 represents known LCD (liquid crystal display, LCD) synoptic diagram of panel.Panel 1 comprises data driver 10, scanner driver 11 and pel array 12.Many column data line D of data driver 10 controls 1To D Y, and many horizontal scanning line S of scanner driver 11 controls 1To S XJiao Cuo column data line D in twos 1To D YAnd horizontal scanning line S 1To S XBe defined as the pel array 12 of Y (row) * X (OK), and each staggered column data line and pixel of horizontal scanning line definition, for example, column data line D 1With horizontal scanning line S 1Form pixel 100.Consult Fig. 1, the equivalent electrical circuit of pixel 100 (other pixel is also identical) comprises switching transistor T10, holding capacitor Cs10 and liquid crystal capacitor Clc10.
Scanner driver 11 is sent sweep signal to each horizontal scanning line S in regular turn according to scan control signal 1To S X, and make with the thin film transistor (TFT) of all pixels in the conducting delegation only in a flash, and turn-off the thin film transistor (TFT) that other row is gone up all pixels.And when the equal conducting of thin film transistor (TFT) of one-row pixels, 10 of data drivers are according to view data to be shown, via column data line D 1To D Y, send corresponding view data (gray-scale value) on the pixel of this row.When scanner driver 11 is finished once all horizontal scanning line S 1To S XOn scan operation, i.e. the display operation of single frame (frame) is finished in expression.Therefore, each horizontal scanning line of multiple scanning is also sent view data, just can reach the purpose of display image.
For the system that a frame rate is 60Hz, in the image data of each pixel be 16.7 milliseconds of renewals once.At frame time is that each bar horizontal scanning line is the duration of charging of each pixel assigned sweep time under the situation of fixing.Along with the LCD panel resolution rate increases, each bar horizontal scanning line can reduce assigned sweep time thereupon.Therefore, the duration of charging deficiency of each pixel will be caused.In addition, when strengthening picture quality, in known technology, can insert black picture in two interframe, this design also can make the duration of charging of each pixel reduce, and then causes undercharge.
Summary of the invention
In view of this, in order to address the above problem, fundamental purpose of the present invention is to provide a kind of display panel, and it comprises one scan driver, at least one data driver and a plurality of pixel groups.Many horizontal scanning lines of scanner driver control, and many horizontal scanning lines dispose along first direction.Many column data lines of data driver control, and many column data lines dispose along second direction.Each pixel groups comprises along the second direction configuration and has a plurality of pixels of predetermined quantity.In each pixel groups, a plurality of pixels couple identical horizontal scanning line, and receive view data simultaneously.
In certain embodiments, when the quantity of data driver was 1, in each pixel groups, these many pixels were coupled to this data driver by these different many column data lines.At this moment, data driver side by side provides a plurality of pixels of view data to a pixel groups respectively by column data line.
In certain embodiments, when the quantity of data driver greater than 1 the time, in each pixel groups, a plurality of pixels are coupled to different data driver respectively by many column data lines.At this moment, a plurality of data drivers side by side provide a plurality of pixels of view data to a pixel groups respectively by column data line.
For above-mentioned purpose of the present invention, feature and advantage can be become apparent, a preferred embodiment cited below particularly, and conjunction with figs. are described in detail as follows.
Description of drawings
Fig. 1 represents known LCD display panel synoptic diagram.
Fig. 2 represents the panel synoptic diagram of first embodiment of the invention.
Fig. 3 represents another panel synoptic diagram of first embodiment of the invention.
Fig. 4 represents the panel synoptic diagram of second embodiment of the invention.
Fig. 5 represents another panel synoptic diagram of second embodiment of the invention.
Symbol description:
1～panel; 10～data driver; 11～scanner driver; 12～pel array; 100～pixel; Clc10～liquid crystal capacitor; Cs10～holding capacitor; D 1... D n～column data line; S 1... S m～horizontal scanning line; T10～switching transistor;
2～panel; 20a, 20b～data driver; 21～scanner driver; 22～pel array; 200～pixel; 210～pixel; Clc20～liquid crystal capacitor; Cs20～holding capacitor; D 1, D 3... D (2Y-1), D 2, D4...D 2Y～column data line; G 1... G X～pixel groups; S 1... S x～horizontal scanning line; S ' 1... S ' 2X～sub-horizontal scanning line; T20, T21～switching transistor; 4～panel; 40～data driver
Embodiment
First embodiment:
Fig. 2 represents the display pannel of first embodiment of the invention.Panel 2 comprises data driver 20a and 20b, scanner driver 21 and pel array 22.Data driver 20a controls many column data line D 1To D (2Y-1)Data driver 20b controls many column data line D 2To D 2YColumn data line D 1To D (2Y-1)And D 2To D 2YDispose along line direction.Scanner driver 21 drives many horizontal scanning line S in regular turn 1To S X, and horizontal scanning line S 1To S XDispose along column direction.Column data line D 1To D (2Y-1)And D 2To D 2YWith horizontal scanning line S 1To S xStaggered to define pel array 22.The column data line that each is staggered and pixel of horizontal scanning line definition, for example, column data line D 1With horizontal scanning line S 1Definition pixel 200.Consult Fig. 2, the equivalent electrical circuit of pixel 200 (other pixel is also identical) comprises switching transistor T20, holding capacitor Cs20 and liquid crystal capacitor Clc20.Switching transistor T20 is a thin film transistor (TFT).
Consult Fig. 2, a plurality of pixel arrangement of pel array 22 become the array kenel of 2X (OK) * Y (row).Wherein, each switching transistor of the pixel of (2M-1) row is by column data line D 1To D (2Y-1)Be coupled to data driver 20a, and each switching transistor of the pixel of (2M) row is by column data line D 2To D 2YBe coupled to data driver 20b, wherein, 1≤M≤X.For instance, the switching transistor T20 that supposes the pixel 200 of M=1 the 1st row passes through the 1st column data line D 1Be coupled to data driver 20a, and the switching transistor T21 of the pixel 210 of the 2nd row is by the 2nd column data line D 2Be coupled to data driver 20b.
About the configuration between scanner driver 21 and each pixel, be one group of pixel groups with per two pixels of going, the pixel in each pixel groups is coupled to scanner driver 21 by identical horizontal scanning line.For instance, be positioned at the 1st row and synthesize a pixel groups G with the pixel groups on the 2nd row 1And all by the 1st horizontal scanning line S 1Be coupled to scanner driver 21; Be positioned at the 3rd row and synthesize a pixel groups G with the pixel groups on the 4th row 2And all by the 2nd horizontal scanning line S 2Be coupled to scanner driver 21; Be positioned at (2M-1) row and the synthetic pixel groups G of the pixel groups on (2M) row MAnd all by M bar horizontal scanning line S MBe coupled to scanner driver 21.In other words, in a pixel groups, all pixels all couple identical horizontal scanning line, and couple different column data line with the pixel of delegation.
For first embodiment is described simply, at pixel groups G 1In, being positioned at goes together mutually and be positioned at the 1st capable pixel 200 and the 2nd pixel of going 210 is example.The operation of other pixel on the 1st row is identical with pixel 200, and the operation of other pixel on the 2nd row is identical with pixel 210.Pixel 200 is by the 1st column data line D 1Be coupled to data driver 20a, and by the 1st horizontal scanning line S 1Be coupled to scanner driver 21.Pixel 210 is by the 2nd column data line D 2Be coupled to data driver 20b, and by the 1st horizontal scanning line S 1Be coupled to scanner driver 21.In an image duration, when scanner driver 21 drives the 1st horizontal scanning line S 1The time, pixel groups G 1Conducting.The switching transistor T20 conducting of pixel 200, and the switching transistor T21 conducting of pixel 210.When the switching transistor T20 of pixel 200 and 210 and T21 conducting, data driver 20a is then by the 1st column data line D 1The view data of correspondence is sent to pixel 200, and data driver 20b is then by the 2nd column data line D 2The view data of correspondence is sent to pixel 210.In other words, the conducting simultaneously of the pixel in the pixel groups, and can receive view data simultaneously.
In the known technology of Fig. 1, suppose X=540, Y=1920 promptly shows 540 horizontal scanning line S of pel array 12 needs of 540 * 1920 1To S 540And in first embodiment, the pel array of 540 (2X) * 1920 (Y) only needs 270 horizontal scanning line S 1To S 270The quantity of the horizontal scanning line of first embodiment is half of known technology.Thus, scanner driver scans whole horizontal scanning lines and finishes the time that frame scan is required, for known technology half, avoids the problem of pixel undercharge with this.
Among first embodiment, be example by two data drivers respectively with 2Y bar column data line.Therefore, the synthetic pixel groups of a plurality of pixel groups of per two row, and each pixel groups is controlled by a horizontal scanning line.In a pixel groups, the pixel on (2X-1) row is by column data line D 1To D (2Y-1)Be coupled to data driver 20a, and the pixel of 2X on capable is by column data line D 2To D 2YBe coupled to data driver 20b.In addition, in a pixel groups, be coupled to different data driver with the column data line of two pixels in the delegation by separately.
According to the first embodiment of the present invention, when a plurality of pixel groups more than per 3 row are synthesized a pixel groups, then need ZY bar column data line, wherein, 3≤Z≤X.And in a pixel groups, configuration is coupled to different data driver with the switching transistor of the pixel of the Z in the delegation column data line by separately.In other words, when the synthetic pixel groups of the capable a plurality of pixel groups of every Z and each pixel groups are controlled by a horizontal scanning line, need ZY bar column data line.Define the pel array that is constituted by capable pixel of ZX and Y row pixel with this.In a pixel groups, configuration is coupled to different data driver with the switching transistor of the pixel of the Z in the delegation column data line by separately.Therefore, when driving a horizontal scanning line, a plurality of pixels that Z is capable receive view data simultaneously, make and finish the time that frame scan is required, for the Z of known technology divide one, avoid the problem of pixel undercharge with this.
In Fig. 3, the switching transistor of the pixel in each pixel groups directly couples identical horizontal scanning line, for example, and pixel groups G 1The switching transistor of all pixels couple horizontal scanning line S 1In the present invention, the coupling mode between the pixel in each pixel groups and corresponding horizontal scanning line can realize by sub-horizontal scanning line, as shown in Figure 3.At pixel G 1In the group, the switching transistor of the pixel of the 1st row couples the first strip horizontal scanning line S ' 1, and the switching transistor of the pixel of the 2nd row couples the 2nd strip horizontal scanning line S 2, sub-horizontal scanning line S ' 1With S 2Be connected to the first horizontal scanning line S together 1Promptly the sub-horizontal scanning line of pixel by separately of the 1st row and the 2nd row is coupled to horizontal scanning line S 1In other words, the switching transistor of pixel of (2M-1) row couples (2M-1) strip horizontal scanning line, and the switching transistor of the capable pixel of 2M couples 2M strip horizontal scanning line.(2M-1) strip horizontal scanning line couples M bar sweep trace with 2M strip horizontal scanning line.Therefore, according to first embodiment, in each pixel groups, the pixel of each row can couple corresponding horizontal scanning line by sub-horizontal scanning line separately.
Can learn to have the pixel of how many row in the pixel groups according to the first embodiment of the present invention, can determine according to system.But it should be noted that in a pixel groups, the line number amount of pixel equals the quantity of data driver.For example, a pixel groups comprises the pixel of two row, and display panel then comprises two data drivers.
Second embodiment:
Fig. 4 represents the display pannel of second embodiment of the invention.The assembly that the display panel 4 of Fig. 4 and the display panel of Fig. 22 are identical indicates with identical label.Consult the 2nd and Fig. 4, panel 2 and 4 is identical haply, for difference is the quantity of data driver and the relation between data driver and pixel.Consult Fig. 2, panel 2 has data driver 20a and 20b, and wherein, each switching transistor of the pixel of (2M-1) row is by column data line D 1To D (2Y-1)Be coupled to data driver 20a, and each switching transistor of the pixel of (2M) row is by column data line D 2To D 2YBe coupled to data driver 20b.Consult Fig. 4, panel 4 only has a data driver 40, no matter be that the switching transistor of pixel of (2M-1) row and (2M) row was all connected corresponding column data line and is coupled to data driver 40.In other words, each switching transistor of the pixel of (2M-1) row is by column data line D 1To D (2Y-1)Be coupled to data driver 40, and the switching transistor of the pixel of (2M) row is by column data line D 2To D 2YBe coupled to data driver 40.Wherein, 1≤M≤X.For instance, work as M=1, at pixel groups G 1In, the switching transistor T20 of the pixel of the 1st row is by the 1st column data line D 1The pixel that is coupled to data driver 40, the 2 row is by the 2nd column data line D 2Also be coupled to data driver 40.Therefore, according to the structure of Fig. 4, the output terminal quantity of data driver 40 is more than the output terminal quantity of each data driver among Fig. 2.
When M=1, with pixel groups G 1Be example.In an image duration, scanner driver 21 is by the 1st horizontal scanning line S 1While switch on pixel group G 1All interior pixels.As pixel groups G 1After all interior pixel conductings, data driver 40 is by column data line D 1To D (2Y-1)And column data line D 2To D 2Y, the transmitted image data are to pixel groups G simultaneously 1All interior pixel conductings.In other words, pixel groups G 1The conducting simultaneously of interior pixel, and can receive view data simultaneously.Be noted that, only come the pixel organized in transmitted image data to a pixel among second embodiment with a data driver; And among first embodiment, come pixel in transmitted image data to a pixel groups with two data drivers, and a pixel groups comprises the pixels of two row.
According to a second embodiment of the present invention, when a plurality of pixel groups more than per 3 row are synthesized a pixel groups, then need ZY bar column data line, wherein, 3≤Z≤X.And in a pixel groups, configuration is coupled to identical data driver with the switching transistor of the pixel of the Z in the delegation column data line by separately.In other words, when the synthetic pixel groups of the capable a plurality of pixel groups of every Z and each pixel groups are controlled by a horizontal scanning line, need ZY bar column data line.Define the pel array that is constituted by capable pixel of ZX and Y row pixel with this.In a pixel groups, configuration is coupled to identical data driver with the switching transistor of the pixel of the Z in the delegation column data line by separately.
In the present invention, the coupling mode between the pixel in each pixel groups and corresponding horizontal scanning line can realize by sub-horizontal scanning line, as shown in Figure 5.At pixel G 1In the group, each switching transistor of the pixel of the 1st row couples the 1st strip horizontal scanning line S ' 1, and each switching transistor of the pixel of the 2nd row couples the 2nd strip horizontal scanning line S ' 2, sub-horizontal scanning line S ' 1With S ' 2Be connected to the 1st horizontal scanning line S together 1In other words, the switching transistor of pixel of (2M-1) row couples (2M-1) strip horizontal scanning line, and the switching transistor of the capable pixel of 2M couples 2M strip horizontal scanning line.(2M-1) strip horizontal scanning line couples M bar sweep trace with 2M strip horizontal scanning line.Therefore, according to first embodiment, in each pixel groups, the pixel of each row can couple corresponding horizontal scanning line by sub-horizontal scanning line separately.
Can learn to have the pixel of how many row in the pixel groups according to a second embodiment of the present invention, can determine according to system.But it should be noted that in a pixel groups,, all provide view data to pixel with a data driver no matter the pixel of how many row is arranged.
Though the present invention with preferred embodiment openly as above; right its is not that any those skilled in the art are under the situation that does not break away from the spirit and scope of the present invention in order to qualification the present invention; can change and modification, so protection scope of the present invention is as the criterion with the claim institute restricted portion that is proposed.

Claims (18)

1. display panel comprises:
The horizontal scanning line that the X bar is arranged in parallel along first direction, X are natural number;
The column data line that the 2Y bar is arranged in parallel along second direction, Y is a natural number, and these many column data lines are staggered with these many horizontal scanning lines, define a pel array that constitutes by capable pixel of 2X and Y row pixel, wherein, each this pixel is by this staggered horizontal scanning line and this column data line is interlaced defines, and each this pixel has included a thin film transistor (TFT); And
Wherein, each transistor seconds in each the first transistor in the adjacent capable pixel of 2M-1 and the capable pixel of 2M is driven by identical M bar horizontal scanning line, and this first transistor and this transistor seconds are coupled to N-1 bar and N bar column data line respectively, and 1≤M≤X, 2≤N≤2Y.
2. display panel as claimed in claim 1, wherein, these many horizontal scanning lines are by the one scan driver drives.
3. display panel as claimed in claim 2, wherein, these many column data lines are by a data driver drive.
4. display panel as claimed in claim 2, wherein, this N-1 bar column data line is by one first data driver drive, this N bar column data line then is by one second data driver drive.
5. display panel comprises:
X bar horizontal scanning line, and each this horizontal scanning line all is coupled to two 2M-1 strip horizontal scanning line and 2M strip horizontal scanning lines that are arranged in parallel along first direction, and X is a natural number;
The column data line that the 2Y bar is arranged in parallel along second direction, Y is a natural number, and these many column data lines are staggered with this many strips horizontal scanning line, define a pel array that constitutes by capable pixel of 2X and Y row pixel, wherein each this pixel is by this staggered sub-horizontal scanning line and this column data line is interlaced defines, and each pixel has included a thin film transistor (TFT); And
Wherein, each the first transistor in the adjacent capable pixel of 2M-1 and each transistor seconds in the capable pixel of 2M are driven by 2M-1 strip horizontal scanning line respectively and 2M strip horizontal scanning line drives, and this first transistor and this transistor seconds are coupled to N-1 bar and N bar column data line respectively, and 1≤M≤X, 2≤N≤2Y.
6. display panel as claimed in claim 5, wherein these many horizontal scanning lines are by the one scan driver control.
7. display panel as claimed in claim 6, wherein these many column data lines are to be controlled by a data driver.
8. display panel as claimed in claim 6, wherein this N-1 bar column data line is that this N bar column data line then is to be controlled by one second data driver by the control of one first data driver.
9. display panel comprises:
The one scan driver;
One data driver:
The horizontal scanning line that the X bar is driven by this scanner driver and is arranged in parallel along first direction, X is a natural number;
The 2Y bar is by this data driver drive and the column data line that is arranged in parallel along second direction, Y is a natural number, and these many column data lines are staggered with these many horizontal scanning lines, define a pel array that constitutes by capable pixel of 2X and Y row pixel, wherein each this pixel is by this staggered horizontal scanning line and this column data line is interlaced defines, and each pixel has included a thin film transistor (TFT); And
Wherein, each transistor seconds in each the first transistor in the adjacent capable pixel of 2M-1 and the capable pixel of 2M is driven by identical M bar horizontal scanning line, and this first transistor and this transistor seconds are coupled to N-1 bar and N bar column data line respectively, and 1≤M≤X, 2≤N≤2Y.
10. display panel comprises:
The one scan driver;
One first data driver;
One second data driver;
The horizontal scanning line that the X bar is driven by this scanner driver and is arranged in parallel along first direction, X is a natural number;
The 2Y bar is by this first and second data driver drive and the column data line that is arranged in parallel along second direction, Y is a natural number, wherein this N-1 bar column data line is by this first data driver drive, and this N bar column data line is by this second data driver drive, and these many column data lines are staggered with these many horizontal scanning lines, define a pel array that constitutes by capable pixel of 2X and Y row pixel, wherein, each this pixel is by this staggered horizontal scanning line and this column data line is interlaced defines, and each pixel has included a thin film transistor (TFT); And
Wherein, each transistor seconds in each the first transistor in the adjacent capable pixel of 2M-1 and the capable pixel of 2M is driven by identical M bar horizontal scanning line, and this first transistor and this transistor seconds are coupled to N-1 bar and N bar column data line respectively, and 1≤M≤X, 2≤N≤2Y.
11. a display panel comprises:
The one scan driver;
One data driver;
The horizontal scanning line that the X bar is driven by this scanner driver, and each horizontal scanning line all is coupled to two 2M-1 strip horizontal scanning line and 2M strip horizontal scanning lines that are arranged in parallel along first direction, and X is a natural number;
The 2Y bar is by this data driver drive, and the column data line that is arranged in parallel along second direction, Y is a natural number, and these many column data lines are staggered with this many strips horizontal scanning line, define a pel array that constitutes by capable pixel of 2X and Y row pixel, wherein each pixel is by this staggered sub-horizontal scanning line and this column data line is interlaced defines, and each pixel has included a thin film transistor (TFT); And
Wherein, each the first transistor in the adjacent capable pixel of 2M-1 and each transistor seconds in the capable pixel of 2M are driven by 2M-1 strip horizontal scanning line respectively and 2M strip horizontal scanning line drives, and this first transistor and this transistor seconds are coupled to N-1 bar and N bar column data line respectively, and 1≤M≤X, 2≤N≤2Y.
12. a display panel comprises:
The one scan driver;
One first data driver;
One second data driver;
The horizontal scanning line that the X bar is driven by this scanner driver, and each horizontal scanning line all is coupled to two 2M-1 strip horizontal scanning line and 2M strip horizontal scanning lines that are arranged in parallel along first direction, and X is a natural number;
The 2Y bar is by this first and second data driver drive and the column data line that is arranged in parallel along second direction, Y is a natural number, wherein this N-1 bar column data line is by this first data driver drive, and this N bar column data line is by this second data driver drive, and these many column data lines are staggered with this many strips horizontal scanning line, define a pel array that constitutes by capable pixel of 2X and Y row pixel, wherein, each this pixel is by this staggered sub-horizontal scanning line and this column data line is interlaced defines, and each pixel has included a thin film transistor (TFT); And
Wherein, each the first transistor in the adjacent capable pixel of 2M-1 and each transistor seconds in the 2M row pixel are driven by 2M one 1 strip horizontal scanning lines respectively and 2M strip horizontal scanning line drives, and this first transistor and this transistor seconds are coupled to N-1 bar and N bar column data line respectively, and 1≤M≤X, 2≤N≤2Y.
13. a display panel comprises:
X bar horizontal scanning line, and each this horizontal scanning line all is coupled to the capable pixel of Z, and X is a natural number, and 3≤Z≤X; And
The column data line that the ZY bar is arranged in parallel along second direction, and these many column data lines are staggered with these many horizontal scanning lines, define a pel array that constitutes by capable pixel of ZX and Y row pixel, wherein each this pixel is by this staggered horizontal scanning line and this data line is interlaced defines, and each pixel has included a thin film transistor (TFT), and Y is a natural number.
14. display panel as claimed in claim 13, wherein these many horizontal scanning lines are by the one scan driver control.
15. display panel as claimed in claim 14, wherein these many column data lines are to be controlled by a data driver.
16. display panel as claimed in claim 14, wherein this Z bar column data line is to be controlled by one first data driver, this Z-1 bar column data line is by the control of one second data driver, and this Z-2 bar column data line is to be controlled by one the 3rd data driver.
17. a display panel comprises:
The one scan driver, in order to control a plurality of horizontal scanning lines, these many horizontal scanning lines dispose along a first direction;
At least one data driver, in order to control a plurality of column data lines, these many column data lines dispose along a second direction; And
A plurality of pixel groups, each this display unit group comprise along this second direction configuration and have a plurality of pixels of a predetermined quantity;
Wherein, in each this pixel groups, these many pixels couple this identical horizontal scanning line, and receive view data simultaneously.
18. display panel as claimed in claim 17 wherein also comprises a plurality of strip horizontal scanning lines, couples this many horizontal scanning lines, wherein, in each this pixel groups, these many pixels couple this identical horizontal scanning line by this different sub-horizontal scanning line.
CN 200510099063 2005-09-06 2005-09-06 Display panel Pending CN1731503A (en)

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US8023089B2 (en) 2006-11-22 2011-09-20 Au Optronics Corporation Delta type pixel array and display panel using the same
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CN101216647B (en) * 2008-01-02 2010-07-21 友达光电股份有限公司 Active elements array substrate and its drive method
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CN102023448A (en) * 2010-12-08 2011-04-20 深圳市华星光电技术有限公司 Liquid crystal display panel
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