CN114141188B - Display device driving method and display device - Google Patents
Display device driving method and display device Download PDFInfo
- Publication number
- CN114141188B CN114141188B CN202111486826.XA CN202111486826A CN114141188B CN 114141188 B CN114141188 B CN 114141188B CN 202111486826 A CN202111486826 A CN 202111486826A CN 114141188 B CN114141188 B CN 114141188B
- Authority
- CN
- China
- Prior art keywords
- sub
- display area
- scale value
- gray
- gray scale
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000000034 method Methods 0.000 title claims abstract description 38
- 230000003071 parasitic effect Effects 0.000 abstract description 14
- 230000002159 abnormal effect Effects 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 10
- 230000001808 coupling effect Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 230000005856 abnormality Effects 0.000 description 3
- 239000004973 liquid crystal related substance Substances 0.000 description 2
- 238000004806 packaging method and process Methods 0.000 description 2
Classifications
-
- 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
- G09G3/2007—Display of intermediate tones
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/302—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements characterised by the form or geometrical disposition of the individual elements
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2320/00—Control of display operating conditions
- G09G2320/02—Improving the quality of display appearance
- G09G2320/0209—Crosstalk reduction, i.e. to reduce direct or indirect influences of signals directed to a certain pixel of the displayed image on other pixels of said image, inclusive of influences affecting pixels in different frames or fields or sub-images which constitute a same image, e.g. left and right images of a stereoscopic display
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Computer Hardware Design (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
Abstract
The embodiment of the application discloses a driving method of a display device and the display device, wherein the driving method of the display device comprises the following steps: receiving image data of a picture to be displayed, wherein the picture to be displayed comprises a first display area and a second display area which are arranged along a first direction, and the second display area comprises a first sub-display area and a second sub-display area which are arranged along a second direction; acquiring a gray scale value in the image data, and judging whether the gray scale value of the first sub-display area is the same as the gray scale value of the first display area; and if the gray scale value of the first sub-display area is different from the gray scale value of the first display area, adjusting the gray scale value of the second sub-display area, and outputting the adjusted image data to display a picture to be displayed. The driving method of the display device can solve the problem of abnormal display caused by vertical crosstalk generated by parasitic capacitance to the pixel unit by adjusting the gray scale value of the pixel unit.
Description
Technical Field
The application relates to the technical field of display, in particular to a driving method of a display device and the display device.
Background
With the development of the current panel products in the directions of narrow frame and high resolution, the application of ultra-high definition liquid crystal displays such as ultra-narrow frames (Super Narrow Bezel) with the seam smaller than 5.5mm and ultra-narrow frames (Zero Bezel) with the seam smaller than 1mm is adopted, so that new vitality and vitality are injected into the panel industry. The gate driver is designed in a Chip On Film (COF) packaging mode, driving signals of the scanning lines and the data lines are designed on the same side, the width of the left side and the right side of the liquid crystal display is reduced, and the effect of ultra-narrow frames is achieved.
Because parasitic capacitance exists between the data line and the pixel unit, the signal change of the data line can interfere with the stability of the signal of the pixel unit, and the size of the pixel unit is reduced along with the increase of the resolution of the ultra-narrow frame design, the coupling effect of the parasitic capacitance between the data line and the pixel unit on the pixel unit is more obvious, so that the vertical crosstalk is generated on the panel, and the product quality of the panel is influenced. In the design of the grid driver in a film flip chip packaging mode, as the wiring in the vertical direction of the scanning line exists in the pixel unit, the distances between the data lines on the left side and the right side of the pixel unit and the electrodes of the pixel unit are different, so that the parasitic capacitance of the data lines and the electrodes of the pixel unit is different, and the interference on the pixel unit cannot be completely counteracted by adopting a common mode of opposite signals of the data lines on the left side and the right side.
In view of the foregoing, there is a need in the art for a driving method to solve the abnormal display problem caused by the vertical crosstalk generated by the parasitic capacitance to the pixel unit.
Disclosure of Invention
The embodiment of the application provides a driving method of a display device and the display device, which can solve the problem of abnormal display caused by vertical crosstalk generated by parasitic capacitance on a pixel unit by adjusting the gray scale value of the pixel unit.
In one aspect, an embodiment of the present application provides a driving method of a display device, including:
receiving image data of a picture to be displayed, wherein the picture to be displayed comprises a first display area and a second display area which are arranged along a first direction, and the second display area comprises a first sub-display area and a second sub-display area which are arranged along a second direction; acquiring a gray scale value in the image data, and judging whether the gray scale value of the first sub-display area is the same as the gray scale value of the first display area; and if the gray scale value of the first sub-display area is different from the gray scale value of the first display area, adjusting the gray scale value of the second sub-display area, and outputting the adjusted image data to display a picture to be displayed.
Optionally, in some embodiments of the present application, the second display area further includes a third sub display area, and the second sub display area is located between the third sub display area and the first sub display area.
Optionally, in some embodiments of the present application, the gray-scale value of the first display area, the gray-scale value of the first sub-display area, and the gray-scale value of the third sub-display area are not the lowest gray-scale value or the highest gray-scale value.
Optionally, in some embodiments of the present application, the to-be-displayed screen further includes a third display area, and the second display area is located between the third display area and the first display area.
Optionally, in some embodiments of the present application, a gray scale value of the third display area is the same as a gray scale value of the first display area.
Optionally, in some embodiments of the application, the gray scale values include red, green, and blue sub-gray scale values.
Optionally, in some embodiments of the present application, the step of adjusting the gray-scale value of the second sub-display area if the gray-scale value of the first sub-display area is different from the gray-scale value of the first display area specifically includes:
the red sub-gray scale value, the green sub-gray scale value and the blue sub-gray scale value of the second sub-display area are all highest gray scale values, and the red sub-gray scale value, the green sub-gray scale value and the blue sub-gray scale value in the second sub-display area are reduced.
Optionally, in some embodiments of the present application, the step of adjusting the gray-scale value of the second sub-display area if the gray-scale value of the first sub-display area is different from the gray-scale value of the first display area specifically includes: the two of the red sub-gray scale value, the green sub-gray scale value and the blue sub-gray scale value in the second sub-display area are respectively the highest gray scale value and the lowest gray scale value, the gray scale value in the red sub-gray scale value, the green sub-gray scale value and the blue sub-gray scale value in the second sub-display area is reduced, and/or the gray scale value in the red sub-gray scale value, the green sub-gray scale value and the blue sub-gray scale value in the second sub-display area is increased.
In another aspect, an embodiment of the present application further provides a display apparatus, including: the display module comprises a first display area and a second display area which are arranged along a first direction, and the second display area comprises a first sub-display area and a second sub-display area which are arranged along a second direction; and the driving module is electrically connected with the display module.
Optionally, in some embodiments of the application, the driving module includes: the device comprises a receiving mechanism, a judging mechanism and an adjusting mechanism, wherein the receiving mechanism is used for receiving image data of a picture to be displayed; the judging mechanism is used for acquiring the gray scale value in the image data and judging whether the gray scale value of the first sub-display area is the same as the gray scale value of the first display area or not; the adjusting mechanism is used for adjusting the gray scale value of the second sub-display area when the gray scale value of the first sub-display area is different from the gray scale value of the first display area.
Compared with the prior art that the display abnormality is caused by the vertical crosstalk generated by the parasitic capacitance to the pixel unit, the embodiment of the application provides a driving method of a display device and the display device, wherein the driving method of the display device comprises the following steps: receiving image data of a picture to be displayed, wherein the picture to be displayed comprises a first display area and a second display area which are arranged along a first direction, and the second display area comprises a first sub-display area and a second sub-display area which are arranged along a second direction; acquiring a gray scale value in the image data, and judging whether the gray scale value of the first sub-display area is the same as the gray scale value of the first display area; if the gray scale value of the first sub-display area is different from the gray scale value of the first display area, adjusting the gray scale value of the second sub-display area; and displaying the picture to be displayed. According to the driving method of the display device, the gray scale value in the image data, namely the gray scale value of the pixel unit is obtained, and when the gray scale value of the first sub-display area is different from the gray scale value of the first display area, the gray scale value of the second sub-display area is adjusted, so that the problem of abnormal display caused by vertical crosstalk of parasitic capacitance to the pixel unit is solved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the description of the embodiments will be briefly described below, the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic flow chart of a first method for driving a display device according to an embodiment of the present application;
FIG. 2 is one of the sub-step flow diagrams of step S30 in FIG. 1;
FIG. 3 is one of the vertical crosstalk effect diagrams of the to-be-displayed picture according to the embodiment of the present application;
FIG. 4 is a second schematic flow chart of the substep of step S30 in FIG. 1;
FIG. 5 is a second diagram of a vertical crosstalk phenomenon of a display to be displayed according to an embodiment of the present application;
fig. 6 is a second flowchart of a driving method of a display device according to an embodiment of the present application;
fig. 7 is a schematic structural diagram of a display device according to an embodiment of the present application.
Fig. 8 is a schematic structural diagram of a driving module of a display device according to an embodiment of the present application.
Wherein:
10. the display device comprises a first display area, 20, a second display area, 21, a first sub-display area, 22, a second sub-display area, 23, a third sub-display area, 30, a third display area, 40, a pixel unit, 41, a red sub-pixel, 42, a green sub-pixel, 43, a blue sub-pixel, 100, a display device, 110, a display module, 120, a driving module, 121, a receiving mechanism, 122, a judging mechanism, 123 and an adjusting mechanism.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present application. It will be apparent that the described embodiments are only some, but not all, embodiments of the application. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to fall within the scope of the application.
According to the driving method of the display device and the display device, the problem of abnormal display caused by vertical crosstalk of parasitic capacitance to the pixel unit can be solved by adjusting the gray scale value of the pixel unit. The following description of the embodiments is not intended to limit the preferred embodiments. In addition, in the description of the present application, the term "comprising" means "including but not limited to". The terms "first," "second," "third," and the like are used merely as labels, and are used for distinguishing between different objects and not for describing a particular sequential order.
Referring to fig. 1 to 3, fig. 1 is a schematic flow chart of a driving method of a display device according to an embodiment of the application; FIG. 2 is one of the sub-step flow diagrams of step S30 in FIG. 1; FIG. 3 is one of the vertical crosstalk effect diagrams of the to-be-displayed picture according to the embodiment of the present application; as shown in fig. 1, an embodiment of the present application provides a driving method of a display device, including:
s10, receiving image data of a picture to be displayed, wherein the picture to be displayed comprises a first display area 10 and a second display area 20 which are arranged along a first direction X, and the second display area 20 comprises a first sub-display area 21 and a second sub-display area 22 which are arranged along a second direction Y.
The first direction X is a direction along which the scanning line extends, and the second direction Y is a direction along which the data line extends.
S20, acquiring gray scale values in the image data, and judging whether the gray scale values of the first sub-display area 21 are the same as the gray scale values of the first display area 10.
In the embodiment of the present application, the pixel unit (not shown in the drawings) includes red, green and blue sub-pixels; correspondingly, the gray scale values comprise red sub-gray scale values, green sub-gray scale values and blue sub-gray scale values; the pixel unit generates a color every time it receives a gray-scale value.
S30, if the gray scale value of the first sub-display area 21 is different from the gray scale value of the first display area 10, adjusting the gray scale value of the second sub-display area 22, and outputting the adjusted image data to display the frame to be displayed.
In the embodiment of the present application, the received frame to be displayed is analyzed and processed to determine whether the red sub-gray level value, the green sub-gray level value and the blue sub-gray level value of the second sub-display area 22 are all the highest gray level values, that is, whether the pixel units of the second sub-display area 22 are displayed as white, and whether the gray level values of the first display area 10 and the first sub-display area 21 are the same, so as to determine whether the detected frame is a gray-to-white frame.
In the embodiment of the present application, the second display area 20 further includes a third sub-display area 23, and the second sub-display area 22 is located between the third sub-display area 23 and the first sub-display area 21.
In the embodiment of the present application, the to-be-displayed screen further includes a third display area 30, and the second display area 20 is located between the third display area 30 and the first display area 10.
In the embodiment of the present application, the gray-scale value of the first display area 10, the gray-scale value of the first sub-display area 21 and the gray-scale value of the third sub-display area 23 are not the lowest gray-scale value or the highest gray-scale value.
In the embodiment of the present application, the gray-scale value of the third display area 30 is the same as the gray-scale value of the first display area 10.
As shown in fig. 2, according to the image data, the method for determining that the picture to be displayed is a gray-scale white frame, for improving the crosstalk degree of the display picture under the gray-scale white frame picture, specifically includes the following steps:
s301, obtaining a gray scale value of the second sub-display area 22, wherein the red sub-gray scale value, the green sub-gray scale value and the blue sub-gray scale value of the second sub-display area 22 are all highest gray scale values.
I.e. the second sub-display area 22 is a white frame.
S302, gray scale values of the first display area 10, the first sub display area 21, the third sub display area 23 and the third display area 30 are obtained, wherein the gray scale value of the first sub display area 21 and/or the gray scale value of the third sub display area 23 are different from the gray scale value of the first display area 10 and/or the third display area 30.
That is, the first display area 10 and/or the third display area 30 are affected by the second sub-display area 22 to be brighter or darker than the first display area 10 and/or the third display area 30, i.e. gray-bottom white frame picture, as shown in fig. 3.
S303, the gray scale value of the second sub-display area 22 is reduced, wherein the red sub-gray scale value, the green sub-gray scale value and the blue sub-gray scale value are all reduced and equal.
Specifically, when the frame to be displayed is determined to be a gray-scale white frame according to the received image data, the gray scale value of the pixel unit corresponding to the white frame is reduced to improve the crosstalk degree of the frame to be displayed. According to the driving method of the display device, provided by the application, the gray scale value of the pixel unit corresponding to the white frame body is restrained, the interference of the signal change of the data line on the stability of the signal of the pixel unit is reduced, the coupling effect of the parasitic capacitance between the data line and the pixel unit on the pixel unit is reduced, the crosstalk degree of a picture to be displayed is improved, and the display quality of the display picture is improved.
Referring to fig. 4 and 5, fig. 4 is a second schematic view of the sub-step flow of step S30 in fig. 1; fig. 5 is a second diagram of a vertical crosstalk effect of a frame to be displayed according to an embodiment of the present application. As shown in fig. 4, according to the image data, the method for judging that the picture to be displayed is a gray color frame, specifically includes the following steps for improving the crosstalk degree of the display picture under the gray color frame:
s310, acquiring gray scale values of the second sub-display area 22, wherein two of the red sub-gray scale values, the green sub-gray scale values and the blue sub-gray scale values of the second sub-display area 22 are respectively the highest gray scale value and the lowest gray scale value.
Specifically, two of the red, green and blue sub-gray levels of the second sub-display area 22 are respectively the highest gray level and the lowest gray level, and the third sub-gray level may be other gray levels or the highest gray level or the lowest gray level, that is, the second sub-display area 22 is a color frame.
S320, obtaining gray-scale values of the first display area 10, the first sub-display area 21, the third sub-display area 23 and the third display area 30, wherein the gray-scale value of the first sub-display area 21 and/or the gray-scale value of the third sub-display area 23 are different from the gray-scale value of the first display area 10 and/or the third display area 30.
That is, the first display area 10 and/or the third display area 30 are affected by the second sub-display area 22 to be brighter or darker than the first display area 10 and/or the third display area 30, i.e. gray-to-color frame picture, as shown in fig. 5.
S330, the gray scale value of red, green and blue sub-gray scale values in the second sub-display area 22 is reduced, and/or the gray scale value of red, green and blue sub-gray scale values in the second sub-display area 22 is increased.
Specifically, for example, the image data of the to-be-displayed picture is a gray-scale yellow frame, the corresponding red sub-gray scale value is 255, the corresponding green sub-gray scale value is 255, and the corresponding blue sub-gray scale value is 0, the red sub-gray scale value and the green sub-gray scale value are respectively reduced to 245, and the corresponding blue sub-gray scale value is increased to 10. The specific adjustment range can be selected by one skilled in the art according to the severity of crosstalk, and the present application is not limited herein.
In the embodiment of the present application, when the frame to be displayed is determined to be a gray-scale frame according to the received image data, the gray scale value of red, green and blue sub-gray scale values in the second sub-display area 22 is reduced, and/or, the gray scale value of the red sub-gray scale value, the green sub-gray scale value and the blue sub-gray scale value in the second sub-display area 22 is raised to improve the crosstalk degree of the picture to be displayed. According to the driving method of the display device, the gray scale value of the pixel unit corresponding to the color frame body is adjusted, so that the interference of the signal change of the data line on the stability of the signal of the pixel unit is reduced, the coupling effect of the parasitic capacitance between the data line and the pixel unit on the pixel unit is reduced, the crosstalk degree of a picture to be displayed is improved, and the display quality of the display picture is improved.
Please refer to fig. 6, fig. 6 is a second flow chart of the driving method of the display device according to the embodiment of the application; as shown in fig. 6, the driving method of the display device provided by the present application may perform the analysis processing of the display screen image data in the above embodiment at the same time, and specifically includes the following steps:
s100, receiving image data of a picture to be displayed.
S200, acquiring gray scale values in image data of a picture to be displayed, and judging whether the gray scale values of the first sub-display area 21 and/or the gray scale values of the third sub-display area 23 are the same as the gray scale values of the first display area 10 and/or the third display area 30.
S300, if the gray scale value of the first sub-display area 21 and/or the gray scale value of the third sub-display area 23 are different from the gray scale value of the first display area 10 and/or the gray scale value of the third display area 30, the gray scale value of the second sub-display area 22 is obtained.
S400, if the red sub-gray scale value, the green sub-gray scale value and the blue sub-gray scale value of the second sub-display area 22 are all the highest gray scale values, reducing the gray scale value of the second sub-display area 22; if two of the red, green and blue sub-gray levels in the second sub-display area 22 are respectively the highest gray level and the lowest gray level, the red, green and blue sub-gray levels in the second sub-display area 22 are reduced by a high gray level, and/or the red, green and blue sub-gray levels in the second sub-display area 22 are increased by a low gray level.
S500, displaying a picture to be displayed.
According to the driving method of the display device, the gray scale value of the pixel unit corresponding to the white frame body or the color frame body is adjusted, so that the interference of the data line signal change on the stability of the pixel unit signal is reduced, the coupling effect of the parasitic capacitance between the data line and the pixel unit on the pixel unit is reduced, the crosstalk degree of a picture to be displayed is improved, and the display quality of the display picture is improved.
On the other hand, fig. 7 is a schematic structural diagram of a display device according to an embodiment of the present application;
fig. 8 is a schematic structural diagram of a driving module 120 of a display device according to an embodiment of the application. As shown in fig. 7, an embodiment of the present application further provides a display device, including: a display module 110 and a driving module 120, wherein the display module 110 includes a plurality of data lines (not shown), a plurality of scan lines (not shown), and a plurality of pixel units formed by crossing the plurality of data lines and the plurality of scan lines; the image data is composed of a plurality of pixel cell data, the data of the pixel cells in the same row is referred to as row image data, and the data of the pixel cells in the same column is referred to as column image data. The gray scale value corresponding to the column image data in the image data is obtained and refers to the gray scale value of the pixel unit connected with the same data line.
In the embodiment of the application, the pixel unit comprises a red sub-pixel, a green sub-pixel and a blue sub-pixel; correspondingly, the gray scale values comprise red sub-gray scale values, green sub-gray scale values and blue sub-gray scale values; the pixel unit generates a color every time it receives a gray-scale value. The driving module 120 is electrically connected to the display module 110, and the driving module 120 sends out a control signal to control the output of the picture to be displayed.
In the embodiment of the present application, the driving module 120 of the display device receives the image data of the frame to be displayed, specifically, the driving module 120 of the display device receives the image data of the frame to be displayed sent by the front end, and because the display device displays the frame to frame of the frame to be displayed, the driving module 120 receives the front end data and receives the image data frame to frame, and stores 1-2 frames of the image data in the memory of the driving module 120, so that the control IC of the driving module 120 can conveniently analyze and process the 1-2 frames of the image data, so as to continuously execute the following steps.
It should be noted that, since the driving module 120 generally needs to store 1-2 frames of image data of the frame to be displayed when performing over-drive (over-drive), the method does not need to increase the memory capacity, and therefore does not increase the hardware cost of the display device.
In an embodiment of the present application, as shown in fig. 8, the driving module 120 includes: a receiving mechanism 121, a judging mechanism 122 and an adjusting mechanism 123, wherein the receiving mechanism 121 is used for receiving image data of a picture to be displayed; the judging mechanism 122 is used for acquiring the gray-scale value in the image data and judging whether the gray-scale value of the first sub-display area 21 is the same as the gray-scale value of the first display area 10; the adjusting mechanism 123 is configured to adjust the gray-scale value of the second sub-display area 22 when the gray-scale value of the first sub-display area 21 is different from the gray-scale value of the first display area 10, and output the adjusted image data to the display module 110 for displaying the frame to be displayed.
In the embodiment of the present application, the second display area 20 further includes a third sub-display area 23, and the second sub-display area 22 is located between the third sub-display area 23 and the first sub-display area 21. The display module further comprises a third display area 30, the second display area 20 being located between the third display area 30 and the first display area 10.
In the embodiment of the present application, the gray-scale value of the first display area 10, the gray-scale value of the first sub-display area 21 and the gray-scale value of the third sub-display area 23 are not the lowest gray-scale value or the highest gray-scale value.
In the embodiment of the present application, the gray-scale value of the third display area 30 is the same as the gray-scale value of the first display area 10.
Preferably, the judging means 122 acquires the gray-scale value in the image data and judges whether the gray-scale value of the first sub-display area 21 and/or the gray-scale value of the third sub-display area 23 is the same as the gray-scale value of the first display area 10 and/or the gray-scale value of the third display area 30; the adjusting mechanism 123 is configured to adjust the gray-scale value of the second sub-display area 22 when the gray-scale value of the first sub-display area 21 and/or the gray-scale value of the third sub-display area 23 are different from the gray-scale value of the first display area 10 and/or the gray-scale value of the third display area 30.
Compared with the prior art that the display abnormality is caused by the vertical crosstalk generated by the parasitic capacitance to the pixel unit, the embodiment of the application provides a driving method of a display device and the display device, wherein the driving method of the display device comprises the following steps: receiving image data of a picture to be displayed, wherein the picture to be displayed comprises a first display area 10 and a second display area 20 which are arranged along a first direction, and the second display area 20 comprises a first sub-display area 21 and a second sub-display area 22 which are arranged along a second direction; acquiring gray scale values in the image data, and judging whether the gray scale values of the first sub-display area 21 are the same as the gray scale values of the first display area 10; if the gray scale value of the first sub-display area 21 is different from the gray scale value of the first display area 10, adjusting the gray scale value of the second sub-display area 22; and displaying the picture to be displayed. According to the driving method of the display device provided by the application, the gray scale value in the image data, namely the gray scale value of the pixel unit is obtained, and when the gray scale value of the first sub-display area 21 is different from the gray scale value of the first display area 10, the gray scale value of the second sub-display area 22 is adjusted so as to solve the display abnormality problem caused by the vertical crosstalk generated by the parasitic capacitance to the pixel unit.
The foregoing has outlined some of the more detailed description of the present application for a display device, wherein specific examples are provided herein to illustrate the principles and embodiments of the present application, and wherein the above examples are provided to assist in the understanding of the method and core concepts of the present application; meanwhile, as those skilled in the art will vary in the specific embodiments and application scope according to the ideas of the present application, the present description should not be construed as limiting the present application in summary.
Claims (9)
1. A driving method of a display device, comprising:
receiving image data of a picture to be displayed, wherein the picture to be displayed comprises a first display area and a second display area which are arranged along a first direction, and the second display area comprises a first sub-display area and a second sub-display area which are arranged along a second direction;
acquiring a gray scale value in the image data, and judging whether the gray scale value of the first sub-display area is the same as the gray scale value of the first display area;
and if the gray scale value of the first sub-display area is different from the gray scale value of the first display area, adjusting the gray scale value of the second sub-display area according to the fact that the second sub-display area is a white frame or a color frame, and outputting the adjusted image data to display a picture to be displayed.
2. The driving method of a display device according to claim 1, wherein the second display region further includes a third sub-display region, and wherein the second sub-display region is located between the third sub-display region and the first sub-display region.
3. The driving method of the display device according to claim 2, wherein the gray-scale value of the first display area, the gray-scale value of the first sub-display area, and the gray-scale value of the third sub-display area are not the lowest gray-scale value or the highest gray-scale value.
4. A driving method of a display device according to claim 3, wherein the picture to be displayed further includes a third display region, and the second display region is located between the third display region and the first display region.
5. The driving method of a display device according to claim 4, wherein a gray-scale value of the third display region is the same as a gray-scale value of the first display region.
6. The method of driving a display device according to claim 1, wherein the gray scale values include a red sub-gray scale value, a green sub-gray scale value, and a blue sub-gray scale value.
7. The method according to claim 6, wherein the step of adjusting the gray-scale value of the second sub-display area according to whether the second sub-display area is a white frame or a color frame if the gray-scale value of the first sub-display area is different from the gray-scale value of the first display area comprises:
the second sub-display area is the white frame, the red sub-gray scale value, the green sub-gray scale value and the blue sub-gray scale value of the second sub-display area are all highest gray scale values, and the red sub-gray scale value, the green sub-gray scale value and the blue sub-gray scale value in the second sub-display area are reduced.
8. The method according to claim 6, wherein the step of adjusting the gray-scale value of the second sub-display area according to whether the second sub-display area is a white frame or a color frame if the gray-scale value of the first sub-display area is different from the gray-scale value of the first display area comprises:
the second sub-display area is the color frame body, two of the red sub-gray scale value, the green sub-gray scale value and the blue sub-gray scale value of the second sub-display area are respectively the highest gray scale value and the lowest gray scale value, the red sub-gray scale value, the green sub-gray scale value and the blue sub-gray scale value in the second sub-display area are reduced, and/or the red sub-gray scale value, the green sub-gray scale value and the blue sub-gray scale value in the second sub-display area are increased.
9. A display device, comprising:
the display module comprises a first display area and a second display area which are arranged along a first direction, and the second display area comprises a first sub-display area and a second sub-display area which are arranged along a second direction;
the driving module is electrically connected with the display module; wherein, the drive module includes:
a receiving mechanism for receiving image data of a picture to be displayed;
the judging mechanism is used for acquiring the gray-scale value in the image data and judging whether the gray-scale value of the first sub-display area is the same as the gray-scale value of the first display area or not;
and the adjusting mechanism is used for adjusting the gray scale value of the second sub-display area according to the white frame or the color frame of the second sub-display area when the gray scale value of the first sub-display area is different from the gray scale value of the first display area.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111486826.XA CN114141188B (en) | 2021-12-07 | 2021-12-07 | Display device driving method and display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111486826.XA CN114141188B (en) | 2021-12-07 | 2021-12-07 | Display device driving method and display device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114141188A CN114141188A (en) | 2022-03-04 |
| CN114141188B true CN114141188B (en) | 2023-10-13 |
Family
ID=80384896
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111486826.XA Active CN114141188B (en) | 2021-12-07 | 2021-12-07 | Display device driving method and display device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114141188B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117133222A (en) * | 2023-08-30 | 2023-11-28 | 长沙惠科光电有限公司 | Driving method, driving device and display device of display panel |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106652925A (en) * | 2015-10-29 | 2017-05-10 | 青岛海信电器股份有限公司 | Image processing method and liquid crystal display |
| CN109147688A (en) * | 2018-08-16 | 2019-01-04 | 深圳市华星光电技术有限公司 | Control method, display panel and the display equipment of display panel data voltage |
| CN109658877A (en) * | 2019-02-28 | 2019-04-19 | 厦门天马微电子有限公司 | A kind of display device and its driving method and electronic equipment |
| CN113270076A (en) * | 2021-05-27 | 2021-08-17 | 深圳市华星光电半导体显示技术有限公司 | Display panel driving method and display device |
-
2021
- 2021-12-07 CN CN202111486826.XA patent/CN114141188B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106652925A (en) * | 2015-10-29 | 2017-05-10 | 青岛海信电器股份有限公司 | Image processing method and liquid crystal display |
| CN109147688A (en) * | 2018-08-16 | 2019-01-04 | 深圳市华星光电技术有限公司 | Control method, display panel and the display equipment of display panel data voltage |
| CN109658877A (en) * | 2019-02-28 | 2019-04-19 | 厦门天马微电子有限公司 | A kind of display device and its driving method and electronic equipment |
| CN113270076A (en) * | 2021-05-27 | 2021-08-17 | 深圳市华星光电半导体显示技术有限公司 | Display panel driving method and display device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114141188A (en) | 2022-03-04 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN100583222C (en) | Common voltage compensation device, liquid crystal display and driving method thereof | |
| KR101264718B1 (en) | Method and Apparatus for Compensating Display Defect of Flat Display | |
| US20080024417A1 (en) | Common voltage compensation device, liquid crystal display, and driving method thereof | |
| US10416511B2 (en) | Liquid crystal display device | |
| KR101232178B1 (en) | Method and Apparatus for Compensating Display Defect of Flat Display | |
| US9189999B2 (en) | Signal processing device, liquid crystal device, electronic apparatus and signal processing method | |
| US20070063947A1 (en) | Method for driving liquid crystal display and apparatus employing the same | |
| KR100349429B1 (en) | A liquid crystal display device and a method for driving the same | |
| US12165611B2 (en) | Display device and method of driving the same | |
| US9940883B2 (en) | Display panel inspection apparatus | |
| KR102350818B1 (en) | Method and apparatus for detecting high-frequency components in an image | |
| CN107093410B (en) | Liquid crystal display brightness regulation and control method and device and liquid crystal display screen | |
| CN115497428B (en) | Brightness compensation method, readable storage medium, and display device | |
| KR100899500B1 (en) | Electric optical apparatus and electronic equipment | |
| CN111798807A (en) | Display driving method and display driving device | |
| CN114141188B (en) | Display device driving method and display device | |
| US11495163B2 (en) | Grayscale compensation method, grayscale compensation assembly, and liquid crystal display device | |
| CN115116383A (en) | Display panel driving method and related device | |
| US20250014496A1 (en) | Driving method, driving device, display device and electronic device | |
| US20090146679A1 (en) | Method for testing liquid crystal display | |
| CN113160767B (en) | Display compensation method and device and display panel | |
| CN109036231B (en) | Display panel detection method and display panel auxiliary detection device | |
| CN113129849B (en) | Pixel driving circuit and pixel driving method | |
| KR101467214B1 (en) | Apparatus and method of liquid crystal display device | |
| EP3979231B1 (en) | Character boundary processing method, display panel, and computer readable storage medium |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |