CN106652944B - A kind of driving framework and liquid crystal display device - Google Patents
A kind of driving framework and liquid crystal display device Download PDFInfo
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- CN106652944B CN106652944B CN201611213437.9A CN201611213437A CN106652944B CN 106652944 B CN106652944 B CN 106652944B CN 201611213437 A CN201611213437 A CN 201611213437A CN 106652944 B CN106652944 B CN 106652944B
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- 239000004973 liquid crystal related substance Substances 0.000 title claims abstract description 49
- 239000011159 matrix material Substances 0.000 claims abstract description 8
- 239000010409 thin film Substances 0.000 abstract description 5
- 230000000007 visual effect Effects 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 10
- 239000003990 capacitor Substances 0.000 description 5
- 230000035515 penetration Effects 0.000 description 4
- 238000002834 transmittance Methods 0.000 description 4
- 241001270131 Agaricus moelleri Species 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 1
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- 238000012986 modification Methods 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
- G09G3/3607—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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- 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
- G09G3/3696—Generation of voltages supplied to electrode drivers
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- Liquid Crystal Display Device Control (AREA)
Abstract
A kind of driving framework of present invention offer and liquid crystal display device comprising：In the sub-pixel of matrix distribution, sub-pixel is divided into spaced first sub-pixel and the second sub-pixel；First source electrode driver, for exporting the first driving voltage；And second source electrode driver, for exporting the second driving voltage；Wherein, when the first sub-pixel and the second sub-pixel show same grayscale, the pressure difference between the first driving voltage and the second driving voltage is adjustable.The driving framework and liquid crystal display device of the present invention can effectively be switched between big visual angle and high-penetration rate both of which, improve the use scope and flexibility ratio of liquid crystal display device；Under big field-of-view mode, the colour cast compensation to big visual angle may be implemented, improve the colour cast problem of liquid crystal display device, and can be lost to avoid aperture opening ratio caused by the increase due to thin film transistor (TFT) and capacitance.
Description
Technical Field
The invention relates to the technical field of liquid crystal display panels, in particular to a driving framework and a liquid crystal display device.
Background
With the increasing use of liquid crystal display devices, the demand for viewing angles of liquid crystal display devices has been increasing, and thus, wide viewing angle liquid crystal display devices having relatively large viewing angles, such as VA-type liquid crystal display devices, have been developed.
In the VA (Vertical Alignment) display mode, the large viewing angle color shift problem is improved by generally adopting a design of an 8-domain structure, that is, by dividing one sub-pixel into a main sub-pixel region and a sub-pixel region, and by applying different driving voltages to the main sub-pixel region and the sub-pixel region of the sub-pixel. However, the design of the 8-domain structure additionally requires a plurality of tfts and corresponding capacitors to be driven together, which may seriously affect the aperture ratio of the pixel; in addition, while the problem of color cast is improved, different driving voltages are applied to the main sub-pixel area and the sub-pixel area of the sub-pixel, so that the brightness of the sub-pixel area is low, and the penetration rate of the liquid crystal display device is reduced.
Therefore, it is necessary to provide a driving structure and a liquid crystal display device to solve the problems of the prior art.
Disclosure of Invention
The invention aims to provide a driving framework which can be effectively switched between a large visual angle mode and a high penetration rate mode, so that the application range and the flexibility of a liquid crystal display device are improved; in the large viewing angle mode, the color cast compensation of the large viewing angle can be realized, the color cast problem of the liquid crystal display device can be improved, and the aperture opening ratio loss caused by the increase of the thin film transistor and the capacitor can be avoided.
The invention provides a driving architecture, which comprises:
the sub-pixels are distributed in a matrix and divided into a first sub-pixel and a second sub-pixel, and the first sub-pixel and the second sub-pixel are arranged at intervals;
a first source driver connected to the first subpixel through a first data line, for outputting a first driving voltage when the first subpixel displays each gray scale; and the number of the first and second groups,
a second source driver connected to the second sub-pixel through a second data line, for outputting a second driving voltage for causing the second sub-pixel to display each gray scale; wherein,
when the first sub-pixel and the second sub-pixel display the same gray scale, the voltage difference between the voltage value of the first driving voltage and the voltage value of the second driving voltage can be switched between a zero driving mode and a non-zero driving mode.
In the driving architecture of the present invention, the first sub-pixels on the nth column and the (n + 1) th column are connected to the first source driver through the first data line; the second sub-pixels on the (n + 1) th column and the (n + 2) th column are connected with the second source driver through second data lines;
when the first sub-pixel and the second sub-pixel display the same gray scale, the polarity of the first driving voltage is opposite to that of the second driving voltage. .
In the driving architecture of the present invention, when the first sub-pixel and the second sub-pixel display the same gray scale and a voltage difference between a voltage value of the first driving voltage and a voltage value of the second driving voltage is not zero, the voltage value of the first driving voltage is greater than the voltage value of the second driving voltage.
In the driving architecture of the present invention, the first source driver may generate the first driving voltage, and the second source driver may generate the second driving voltage according to a voltage difference ratio between the first driving voltage and the second driving voltage. In the driving architecture of the present invention, when displaying the same gray scale, the first source driver may generate the first driving voltage, and the second source driver may generate the second driving voltage.
According to the above object, there is also provided a liquid crystal display device, comprising a driving structure, which comprises:
the sub-pixels are distributed in a matrix and divided into a first sub-pixel and a second sub-pixel, and the first sub-pixel and the second sub-pixel are arranged at intervals;
a first source driver connected to the first subpixel through a first data line, for outputting a first driving voltage when the first subpixel displays each gray scale; and the number of the first and second groups,
a second source driver connected to the second sub-pixel through a second data line, for outputting a second driving voltage for causing the second sub-pixel to display each gray scale; wherein,
when the first sub-pixel and the second sub-pixel display the same gray scale, the voltage difference between the voltage value of the first driving voltage and the voltage value of the second driving voltage can be switched between a zero driving mode and a non-zero driving mode.
In the liquid crystal display device of the present invention, the first sub-pixels in the nth column and the (n + 1) th column are connected to the first source driver through the first data line; the second sub-pixels on the (n + 1) th column and the (n + 2) th column are connected with the second source driver through second data lines;
when the first sub-pixel and the second sub-pixel display the same gray scale, the polarity of the first driving voltage is opposite to that of the second driving voltage.
In the liquid crystal display device of the present invention, when the first subpixel and the second subpixel display the same gray scale and a voltage difference between a voltage value of the first driving voltage and a voltage value of the second driving voltage is not zero, the voltage value of the first driving voltage is greater than the voltage value of the second driving voltage.
In the liquid crystal display device according to the present invention, the first source driver may generate the first driving voltage, and the second source driver may generate the second driving voltage based on the first driving voltage generated by the first source driver by scaling the first driving voltage with respect to a voltage difference ratio between the first driving voltage and the second driving voltage.
In the liquid crystal display device of the present invention, the first source driver may be caused to generate the first drive voltage, and the second source driver may be caused to generate the second drive voltage, respectively.
According to the driving framework and the liquid crystal display device, the sub-pixels are divided into the first sub-pixels and the second sub-pixels which are arranged at intervals, when the same gray scale is displayed, the voltage difference between the first driving voltage applied to the first sub-pixels and the second driving voltage applied to the second sub-pixels is adjustable, when the voltage difference is set to be zero, the liquid crystal display device is in a high transmittance mode, and when the voltage difference is not zero, the liquid crystal display device is in a large visual angle mode, so that the use range and the flexibility of the liquid crystal display device are improved; in the large viewing angle mode, the color cast compensation of the large viewing angle can be realized, the color cast problem of the liquid crystal display device can be improved, and the aperture opening ratio loss caused by the increase of the thin film transistor and the capacitor can be avoided.
In order to make the aforementioned and other objects of the present invention more comprehensible, preferred embodiments accompanied with figures are described in detail below:
drawings
The technical solution and other advantages of the present invention will become apparent from the following detailed description of specific embodiments of the present invention, which is to be read in connection with the accompanying drawings.
FIG. 1 is a schematic structural diagram of a preferred embodiment of a driving architecture of the present invention;
FIG. 2 is a schematic diagram of driving voltages of the first sub-pixel and the second sub-pixel displaying the Nth frame of picture according to the preferred embodiment of the driving scheme of the present invention;
FIG. 3 is a schematic diagram of driving voltages of the first sub-pixel and the second sub-pixel displaying the (N + 1) th frame according to the preferred embodiment of the driving scheme of the present invention;
FIG. 4 is a schematic diagram of the driving scheme according to the present invention in which the voltage difference between the first sub-pixel and the first sub-pixel is zero;
fig. 5 is a schematic diagram of the driving scheme according to the present invention in which the voltage difference between the first sub-pixel and the first sub-pixel is not zero.
Detailed Description
To further illustrate the technical means and effects of the present invention, the following detailed description is given with reference to the preferred embodiments of the present invention and the accompanying drawings.
The driving framework comprises sub-pixels distributed in a matrix, wherein the sub-pixels are divided into a first sub-pixel and a second sub-pixel which are arranged at intervals; a first source driver connected to the first sub-pixel through a first data line, for outputting a first driving voltage for displaying each gray scale by the first sub-pixel; the second source electrode driver is connected with the second sub-pixel through a second data line and used for outputting a second driving voltage when the second sub-pixel displays each gray scale; when the first sub-pixel and the second sub-pixel display the same gray scale, the voltage difference between the voltage value of the first driving voltage and the voltage value of the second driving voltage can be switched between a zero driving mode and a non-zero driving mode.
When the first sub-pixel and the second sub-pixel display the same gray scale and the voltage difference between the voltage value of the first driving voltage and the voltage value of the second driving voltage is zero, the liquid crystal display device can be in a high-penetration rate mode; when the first sub-pixel and the second sub-pixel display the same gray scale and the voltage difference between the voltage value of the first driving voltage and the voltage value of the second driving voltage is not zero, the liquid crystal display device can be in a low color cast mode. The driving framework of the invention can be switched between a high penetration rate mode and a low color cast mode according to the selection of a user, thereby improving the application range and the flexibility of the liquid crystal display device.
For convenience of explanation, the embodiment of the present invention is described with sub-pixels arranged in a matrix of 6 rows by 6 columns, and those skilled in the art can derive the driving architecture of the entire liquid crystal display device without departing from the concept of the foregoing.
Referring to fig. 1, fig. 1 is a schematic structural diagram of a preferred embodiment of a driving architecture of the present invention; as shown in fig. 1, the driving structure 10 of the preferred embodiment includes 36 sub-pixels 101 distributed in a matrix of 6 rows and 6 columns, a first source driver 102, and a second source driver 103. The sub-pixels are divided into a first sub-pixel 1011 and a second sub-pixel 1012, and the first sub-pixel 1011 and the second sub-pixel 1012 are arranged at intervals; the first source driver 102 is connected to the first sub-pixels 1011 through a plurality of first data lines 1013, and configured to output a first driving voltage for enabling the first sub-pixels 1011 to display each gray scale; the second source driver 103 is connected to the second sub-pixels 1012 through a plurality of second data lines 1014, and outputs second driving voltages for causing the second sub-pixels 1012 to display respective gray scales.
Specifically, the first sub-pixels 1011 on the 1 st column and the 2 nd column are connected to the first source driver 102 through the first data lines 1013; the second sub-pixels 1012 on the 2 nd and 3 rd columns are connected to the second source driver 103 through second data lines 1014; the first sub-pixels 1011 on the 3 rd and 4 th columns are connected to the first source driver 102 through the first data lines 1013; the second sub-pixels 1012 on the 4 th and 5 th columns are connected to the second source driver 103 through second data lines 1014; the first subpixel 1011 on the 6 th column is connected to the first source driver 102 through the first data line 1013.
Here, the description will be given taking an example in which the first sub-pixel and the second sub-pixel of the liquid crystal display device display 256 levels of gray scale.
Referring to fig. 2, fig. 2 is a schematic diagram of driving voltages of the first sub-pixel and the second sub-pixel displaying the nth frame of picture according to the preferred embodiment of the driving scheme of the present invention. As shown in fig. 2, a first sub-pixel on the lcd device may display 256 gray levels, the first sub-pixel being at a 1 st gray level when a first driving voltage V0 is applied to the first sub-pixel, the first sub-pixel being at a 2 nd gray level when a first driving voltage V1 is applied to the first sub-pixel, … …, the first sub-pixel being at a 255 th gray level when a first driving voltage V254 is applied to the first sub-pixel, the first sub-pixel being at a 256 th gray level when a first driving voltage V255 is applied to the first sub-pixel.
Similarly, when the second driving voltage D0 is applied to the second sub-pixel, the second sub-pixel is at the 1 st gray level, when the second driving voltage D1 is applied to the second sub-pixel, the second sub-pixel is at the 2 nd gray level, … …, when the second driving voltage D254 is applied to the second sub-pixel, the second sub-pixel is at the 255 th gray level, and when the second driving voltage D255 is applied to the second sub-pixel, the second sub-pixel is at the 256 th gray level.
Therefore, the polarities of the first driving voltage and the second driving voltage in the same frame are opposite, so that the polarities of the first sub-pixel and the second sub-pixel are opposite.
Referring to fig. 3, fig. 3 is a schematic diagram of driving voltages of the first sub-pixel and the second sub-pixel displaying the N +1 th frame according to the preferred embodiment of the driving scheme of the invention. As shown in fig. 2 and 3, when the first sub-pixel displays the same gray scale in the adjacent frame pictures, the polarities of the first driving voltages are opposite, and the voltage values are equal; the polarity of the second driving voltage of the second sub-pixel is opposite when the same gray scale is displayed in the adjacent frame picture, and the voltage values are equal.
In the preferred embodiment, when the first sub-pixel and the second sub-pixel display the same gray scale, the voltage difference between the voltage value of the first driving voltage and the voltage value of the second driving voltage can be switched between the zero driving mode and the non-zero driving mode, and can be switched between the high transmittance mode and the low color cast mode according to the selection of a user, so that the application range and the flexibility of the liquid crystal display device are improved.
When the first sub-pixel and the second sub-pixel display the 255 th gray scale at the same time, the voltage difference between the voltage value of the first driving voltage and the voltage value of the second driving voltage may be set to zero. Specifically, as shown in fig. 4, fig. 4 is a schematic diagram illustrating that the voltage difference between the first sub-pixel and the first sub-pixel of the driving architecture of the present invention is zero. The first driving voltage V255 and the second driving voltage D255 have opposite polarities and equal voltage values; similarly, when other gray scales are displayed, the polarities of the first driving voltage and the second driving voltage are opposite, and the voltage values are equal, so that the penetration rate of the liquid crystal display device can be improved.
When the first subpixel and the second subpixel display the same gray scale, a voltage difference between a voltage value of the first driving voltage and a voltage value of the second driving voltage may be set to be not zero. Specifically, as shown in fig. 5, fig. 5 is a schematic diagram illustrating that the voltage difference between the first sub-pixel and the first sub-pixel of the driving architecture of the present invention is not zero. The polarity of the first driving voltage V255 is opposite to that of the second driving voltage D255, the voltage difference between the voltage values is D (D is not zero), and the voltage value of the first driving voltage V255 is greater than that of the second driving voltage D255; similarly, when other gray scales are displayed, the polarities of the first driving voltage and the second driving voltage are opposite, the voltage difference between the voltage values is d (d is not zero), and the voltage value of the first driving voltage is larger than that of the second driving voltage, so that the first sub-pixel and the second sub-pixel obtain different pixel voltages, and the color cast problem of the liquid crystal display device is improved.
In addition, the driving structure of the preferred embodiment enables the pixel voltage of half of the sub-pixels of the liquid crystal display device to be maintained in a lower potential difference, so that the power consumption of the liquid crystal display device can be effectively reduced; in addition, compared with the first driving voltage, the upper and lower limits of the second driving voltage when displaying 256 levels of gray scale are lower, so that the driving voltage corresponding to each level of gray scale is finer.
Further, in the preferred embodiment, the first source driver may generate the first driving voltage, and the conversion is performed according to a voltage difference ratio between the first driving voltage and the second driving voltage, so that the second source driver generates the second driving voltage according to the first driving voltage generated by the first source driver, thereby reducing the cost; in addition, the first source electrode driver can generate a first driving voltage, and the second source electrode driver can generate a second driving voltage, so that the adjustable range of the voltage value difference between the first driving voltage and the second driving voltage is larger, more flexible and more practical.
In the driving architecture of the preferred embodiment, the sub-pixels are divided into the first sub-pixels and the second sub-pixels which are arranged at intervals, and when the same gray scale is displayed, the voltage difference between the first driving voltage applied to the first sub-pixels and the second driving voltage applied to the second sub-pixels is adjustable, when the voltage difference is set to be zero, the liquid crystal display device is in a high-transmittance mode, and when the voltage difference is not zero, the liquid crystal display device is in a large-viewing-angle mode; in the large viewing angle mode, the color cast compensation of the large viewing angle can be realized, the color cast problem of the liquid crystal display device can be improved, and the aperture opening ratio loss caused by the increase of the thin film transistor and the capacitor can be avoided.
An embodiment of the present invention further provides a liquid crystal display device, which includes the driving structure, and reference may be made to the description of the driving structure, which is not repeated herein.
In the liquid crystal display device of the preferred embodiment, the sub-pixels are divided into the first sub-pixels and the second sub-pixels which are arranged at intervals, and when the same gray scale is displayed, the voltage difference between the first driving voltage applied to the first sub-pixels and the second driving voltage applied to the second sub-pixels is adjustable, when the voltage difference is set to be zero, the liquid crystal display device is in a high transmittance mode, and when the voltage difference is not zero, the liquid crystal display device is in a large viewing angle mode; in the large viewing angle mode, the color cast compensation of the large viewing angle can be realized, the color cast problem of the liquid crystal display device can be improved, and the aperture opening ratio loss caused by the increase of the thin film transistor and the capacitor can be avoided.
In summary, although the present invention has been described with reference to the preferred embodiments, the above-described preferred embodiments are not intended to limit the present invention, and those skilled in the art can make various changes and modifications without departing from the spirit and scope of the present invention, therefore, the scope of the present invention shall be determined by the appended claims.
Claims (10)
1. A drive architecture, comprising:
the sub-pixels are distributed in a matrix and divided into a first sub-pixel and a second sub-pixel, and the first sub-pixel and the second sub-pixel are arranged at intervals;
a first source driver connected to the first subpixel through a first data line, for outputting a first driving voltage when the first subpixel displays each gray scale; and the number of the first and second groups,
a second source driver connected to the second sub-pixel through a second data line, for outputting a second driving voltage for causing the second sub-pixel to display each gray scale; wherein,
when the first sub-pixel and the second sub-pixel display the same gray scale, the voltage difference between the voltage value of the first driving voltage and the voltage value of the second driving voltage can be switched between a zero driving mode and a non-zero driving mode.
2. The driving architecture of claim 1, wherein the first sub-pixels on the nth column and the n +1 th column are connected to the first source driver through the first data line; the second sub-pixels on the (n + 1) th column and the (n + 2) th column are connected with the second source driver through second data lines;
when the first sub-pixel and the second sub-pixel display the same gray scale, the polarity of the first driving voltage is opposite to that of the second driving voltage.
3. The driving architecture as claimed in claim 1, wherein when the first sub-pixel and the second sub-pixel display the same gray scale and a voltage difference between a voltage value of the first driving voltage and a voltage value of the second driving voltage is not zero, the voltage value of the first driving voltage is greater than the voltage value of the second driving voltage.
4. The driving architecture of claim 3, wherein the first driving voltage is generated by the first source driver, scaled according to a voltage difference ratio between the first driving voltage and the second driving voltage, such that the second source driver generates the second driving voltage according to the first driving voltage generated by the first source driver.
5. The driving architecture of claim 3, wherein the first source driver is respectively enabled to generate the first driving voltage and the second source driver is enabled to generate the second driving voltage.
6. A liquid crystal display device, comprising a driving architecture comprising:
the sub-pixels are distributed in a matrix and divided into a first sub-pixel and a second sub-pixel, and the first sub-pixel and the second sub-pixel are arranged at intervals;
a first source driver connected to the first subpixel through a first data line, for outputting a first driving voltage when the first subpixel displays each gray scale; and the number of the first and second groups,
a second source driver connected to the second sub-pixel through a second data line, for outputting a second driving voltage for causing the second sub-pixel to display each gray scale; wherein,
when the first sub-pixel and the second sub-pixel display the same gray scale, the voltage difference between the voltage value of the first driving voltage and the voltage value of the second driving voltage can be switched between a zero driving mode and a non-zero driving mode.
7. The liquid crystal display device according to claim 6, wherein the first sub-pixels in the nth column and the (n + 1) th column are connected to the first source driver through the first data line; the second sub-pixels on the (n + 1) th column and the (n + 2) th column are connected with the second source driver through second data lines;
when the first sub-pixel and the second sub-pixel display the same gray scale, the polarity of the first driving voltage is opposite to that of the second driving voltage.
8. The liquid crystal display device according to claim 6, wherein when the first subpixel and the second subpixel display the same gray scale and a voltage difference between a voltage value of the first driving voltage and a voltage value of the second driving voltage is not zero, the voltage value of the first driving voltage is larger than the voltage value of the second driving voltage.
9. The liquid crystal display device according to claim 8, wherein the first drive voltage is generated by the first source driver, and the second drive voltage is generated by the second source driver in accordance with the first drive voltage generated by the first source driver by scaling with a voltage difference ratio between the first drive voltage and the second drive voltage.
10. The liquid crystal display device according to claim 8, wherein the first source driver and the second source driver are respectively caused to generate the first driving voltage and the second driving voltage.
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| CN107591140B (en) * | 2017-09-25 | 2020-05-22 | 惠科股份有限公司 | Driving device and display device |
| CN107886923B (en) * | 2017-12-18 | 2019-09-17 | 惠科股份有限公司 | Display panel driving method and display device |
| CN108806625A (en) * | 2018-05-04 | 2018-11-13 | 惠州市华星光电技术有限公司 | A kind of driving method and device of multi-zone vertical alignment nematic mode liquid crystal display panel |
| US10796651B2 (en) | 2018-09-13 | 2020-10-06 | Chongqing Hkc Optoelectronics Technology Co., Ltd. | Driving method and device of display panel, and display device |
| CN108831405B (en) * | 2018-09-13 | 2020-09-11 | 重庆惠科金渝光电科技有限公司 | Driving method, device and equipment of display panel and storage medium |
| CN111489712B (en) * | 2019-01-29 | 2022-03-11 | 咸阳彩虹光电科技有限公司 | Pixel matrix driving device and display |
| US11127331B2 (en) | 2019-12-04 | 2021-09-21 | Au Optronics Corporation | Display device |
| CN112198726A (en) * | 2020-10-30 | 2021-01-08 | Tcl华星光电技术有限公司 | Multi-domain vertical alignment mode display panel and display device thereof |
| CN113223474A (en) * | 2021-04-30 | 2021-08-06 | 北海惠科光电技术有限公司 | Display panel driving circuit and driving method |
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| TWI284885B (en) * | 2005-10-03 | 2007-08-01 | Ind Tech Res Inst | Gray-scale driving method for a bistable chiral nematic liquid crystal display |
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| JP2650301B2 (en) * | 1988-02-22 | 1997-09-03 | カシオ計算機株式会社 | Liquid crystal display |
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