CN107464537A - Driving method for liquid crystal display panel - Google Patents
Driving method for liquid crystal display panel Download PDFInfo
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- CN107464537A CN107464537A CN201710714532.5A CN201710714532A CN107464537A CN 107464537 A CN107464537 A CN 107464537A CN 201710714532 A CN201710714532 A CN 201710714532A CN 107464537 A CN107464537 A CN 107464537A
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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
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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
- 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
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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
- G09G2320/00—Control of display operating conditions
- G09G2320/02—Improving the quality of display appearance
- G09G2320/0257—Reduction of after-image effects
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Liquid Crystal Display Device Control (AREA)
- Liquid Crystal (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
Abstract
The present invention provides a kind of driving method for liquid crystal display panel, by inserting an electric discharge picture between being shown in the driving of adjacent two field pictures, the probability of charge discrepancy side can be reduced so that Display panel is uniform, the problems such as reducing crosstalk, image residue the risk that occurs.
Description
Technical field
The present invention relates to display technology field, more particularly to a kind of driving method for liquid crystal display panel.
Background technology
Liquid crystal display panel (Liquid Crystal Display, LCD) has thin fuselage, power saving, radiationless etc. numerous
Advantage, have been widely used for the various aspects of life, such as the smart mobile phone of small size, video camera, digital camera, middle size
Notebook computer, desktop computer, large-sized domestic TV, large-scale projector equipment etc..
Liquid crystal display panel is generally by a color membrane substrates (Color Filter, CF), a thin-film transistor array base-plate
(Thin Film Transistor Array Substrate, TFT Array Substrate) and one it is filled in two substrates
Between liquid crystal layer formed, its operation principle is by a series of drive signal, such as scanning signal, data-signal, common electrical
Signal etc. is pressed, applies driving voltage on color membrane substrates and array base palte to control the rotation of the liquid crystal molecule of liquid crystal layer, controls
The output quantity of light, so as to produce display picture.
Existing liquid crystal display panel drives IC multiple chip on film (Chip onFilm, COF) by encapsulating mostly
To provide the drive signal required for panel, drive signal is assigned to corresponding scanning by fanout area (Fanout) cabling framework
Signal, data-signal, public voltage signal etc., such design need liquid crystal display panel to have wider frame.
With the development of LCD board industry, in recent years, the narrow frame design of liquid crystal display panel increasingly by
Like to user and welcome, narrow frameization even Rimless chemical conversion is for the development trend of liquid crystal display panel.At present, for logical
COF is crossed to provide the liquid crystal display panel of drive signal, the letter that each COF drives generally is reduced using increase COF numbers in the industry
The mode of number line number amount realizes narrow frame design, but considerably increases the cost of manufacture of panel simultaneously.
GOA technologies (Gate Driver on Array) are array base palte row actuation techniques, are to use liquid crystal display panel
Original array process the drive circuit of scan line is produced on the array base palte around liquid crystal display panel effective display area,
Make it to substitute the COF for being originally used for driving scan line to complete the driving of scan line.GOA is set to drive in liquid crystal display panel
Moving cell, the cost of manufacture of panel can be not only reduced because eliminating the COF for being originally used for driving scan line, while can also
Realize narrow frame.
Existing liquid crystal display panel improves colour cast problem, it will usually take more to obtain more preferable wide viewing angle characteristic
Farmland (multi-domain) pixel designs, the pixel design that such as 8 farmlands are shown, makes 4 of primary area (main) in same sub-pixel
The liquid crystal molecule rotational angle on 4 farmlands in Chou Yuci areas (sub) is different, so as to improve colour cast.Specifically, in a sub-pixel
It is interior that three thin film transistor (TFT)s (being referred to as 3T frameworks pixel-driving circuit in the industry) are set, except thin for being charged to primary area pixel electrode
Beyond film transistor, the thin film transistor (TFT) to be charged to secondary area's pixel electrode, an electric discharge thin film transistor (TFT) is also set up in secondary area, is used for
The Partial charge of secondary area's pixel electrode is discharged on the public electrode of array base palte side so that primary area is different from the voltage in time area,
Display brightness is different, reaches the purpose for reducing colour cast.
Nowadays, GOA driver elements add 3T framework pixel-driving circuits to become the conventional design of liquid crystal display panel, but deposit
In two comparison distinct issues：When for that need to be discharged due to 3T frameworks pixel-driving circuit to array base palte side public electrode,
Can make it that corresponding public voltage signal is unstable, and easily by the coupling influence of other signals, trigger crosstalk (Cross Talk),
The problems such as image residue (Image Sticking)；Second, there is because under processing procedure is unstable and triggers Display panel grade
The problems such as drop or film flicker, image residue.
The content of the invention
It is an object of the invention to provide a kind of driving method for liquid crystal display panel, and Display panel can be made uniform, reduces
The risk that the problems such as crosstalk, image residue occurs.
To achieve the above object, the present invention provides a kind of driving method for liquid crystal display panel, comprises the following steps：
Step S1, a liquid crystal display panel is provided, the liquid crystal display panel includes effective display area and had located at described
Imitate the drive module of non-display area；
The a plurality of scan line extended transversely being arranged in order from top to bottom is provided with the effective display area, be a plurality of from left
To the right data wire for extending longitudinally and intersecting with multi-strip scanning line insulation being arranged in order and by the multi-strip scanning
Multiple sub-pixels in array arrangement that line defines with a plurality of data lines；
Step S2, to the drive module input drive signal, the drive module according to the drive signal received by
The scanning signal of row output high potential impulse form, while export each row viewdata signal and public affairs of high potential impulse form
Common voltage signal, the multiple sub-pixel in array arrangement is charged and driven line by line, until last column, is completed
The driving of one two field picture is shown；
Step S3, before the drive signal of next two field picture is inputted, the electric discharge picture of insertion one, the drive module is to institute
There is the whole scan signal that row sub-pixel synchronously inputs a high potential impulse form, while one is synchronously inputted to all row sub-pixels
The global data signal of constant low potential form so that all sub-pixel synchronous discharges；
Step S4, repeat step S2, the driving for carrying out next two field picture are shown.
The drive module includes several COF and several GOA driver elements, and the GOA driver elements, which are used to export, to be scanned
Signal and whole scan signal, the COF are used for output image data-signal, global data signal and public voltage signal.
The step S2 is inputted to the drive module by the external printed circuit board being connected with liquid crystal display panel and driven
Dynamic signal.
The sub-pixel is divided into primary area and time area, has primary area rechargeable thin film transistors, primary area storage electricity in the primary area
Hold, primary area liquid crystal capacitance, have in the secondary area secondary area rechargeable thin film transistors, secondary area's storage capacitance, secondary area's liquid crystal capacitance and
Discharge thin film transistor (TFT)；
It is electrical for line n jth row sub-pixel, the grid of the primary area rechargeable thin film transistors if n, j is positive integer
Nth bar scan line is connected, source electrode is electrically connected with j-th strip data wire, and drain electrode is electrically connected with primary area pixel electrode；The primary area storage
One pole plate of electric capacity is the primary area pixel electrode, and another pole plate is array base palte side public electrode；The primary area liquid crystal
One pole plate of electric capacity is the primary area pixel electrode, and another pole plate is color membrane substrates side public electrode；Secondary area's charging
The grid of thin film transistor (TFT) is electrically connected with nth bar scan line, and source electrode is electrically connected with j-th strip data wire, and drain electrode is electrically connected with time area
Pixel electrode；One pole plate of secondary area's storage capacitance is secondary area's pixel electrode, and another pole plate is array base palte side
Public electrode；One pole plate of secondary area's liquid crystal capacitance is secondary area's pixel electrode, and another pole plate is color membrane substrates side
Public electrode；The grid of the electric discharge thin film transistor (TFT) is electrically connected with nth bar scan line, and source electrode is electrically connected with time area's pixel electricity
Pole, drain electrode are electrically connected with array base palte side public electrode.
The public voltage signal includes input the first public voltage signal of array base palte side public electrode and defeated
Enter the second public voltage signal of color membrane substrates side public electrode；The current potential of first public voltage signal is constant, institute
The current potential for stating the second public voltage signal is constant.
Current potential of the current potential of the global data signal close to second public voltage signal.
The rising edge of described image data-signal is later than the rising edge of scanning signal, trailing edge circle of the scanning signal in
Between the rising edge and trailing edge of viewdata signal.
The primary area pixel electrode, secondary area's pixel electrode include 4 farmlands respectively.
Beneficial effects of the present invention：A kind of driving method for liquid crystal display panel provided by the invention, by adjacent two frame
The electric discharge of insertion one picture between the driving of image is shown, the probability of charge discrepancy side can be reduced so that Display panel is uniform,
The risk that the problems such as reducing crosstalk, image residue occurs.
Brief description of the drawings
In order to be further understood that the feature of the present invention and technology contents, refer to below in connection with the detailed of the present invention
Illustrate and accompanying drawing, however accompanying drawing only provide with reference to and explanation use, be not used for being any limitation as the present invention.
In accompanying drawing,
Fig. 1 is the flow chart of the driving method for liquid crystal display panel of the present invention；
Fig. 2 is the structured flowchart of liquid crystal display panel in driving method for liquid crystal display panel of the invention；
Fig. 3 is the circuit diagram of each sub-pixel in liquid crystal display panel shown in Fig. 2；
Fig. 4 is the signal timing diagram of the driving method for liquid crystal display panel of the present invention.
Embodiment
Further to illustrate the technological means and its effect of the invention taken, below in conjunction with being preferable to carry out for the present invention
Example and its accompanying drawing are described in detail.
Referring to Fig. 1, the present invention provides a kind of driving method for liquid crystal display panel, comprise the following steps：
Step S1, one liquid crystal display panel is provided.
The liquid crystal display panel is by array base palte (not shown), color membrane substrates (not shown) and is filled in two substrates
Between liquid crystal layer (not shown) formed, wherein array base palte side is provided with public electrode (not shown), and color membrane substrates side is also set
Public electrode (not shown) is equipped with, this is no different with prior art, does not do expansion description herein.
Specifically, with reference to Fig. 2 and Fig. 3, the liquid crystal display panel includes effective display area AA and located at described effectively aobvious
Show the drive module B of area AA peripheries.In the effective display area AA provided with it is a plurality of be arranged in order from top to bottom extend transversely
Scan line 100, it is a plurality of be arranged in order from left to right extend longitudinally and with the number that intersects of the multi-strip scanning line 100 insulation
According to line 200 and the multiple sub- pictures in array arrangement defined by the multi-strip scanning line 100 and a plurality of data lines 200
Plain P.
Further, in order to realize the narrow frame design of liquid crystal display panel, the drive module B includes several COF
B1 and several GOA driver elements B2, the GOA driver elements B2 are generally arranged at effective display area AA both sides.
The sub-pixel P points are primary area P1 and time area P2.Have in the primary area P1 primary area rechargeable thin film transistors T1,
Primary area storage capacitance C11, primary area liquid crystal capacitance C12, the secondary area P2 is interior to have time area rechargeable thin film transistors T2, the storage of secondary area
Electric capacity C21, secondary area's liquid crystal capacitance C22 and electric discharge thin film transistor (TFT) T3；If n, j is positive integer, sub- picture is arranged for line n jth
Plain P, the primary area rechargeable thin film transistors T1 grid are electrically connected with nth bar scan line 100, and source electrode is electrically connected with j-th strip number
According to line 200, drain electrode is electrically connected with primary area pixel electrode P1X；A pole plate of the primary area storage capacitance C11 is the primary area picture
Plain electrode P1X, another pole plate are array base palte side public electrode Acom；A pole plate of the primary area liquid crystal capacitance C12 is
The primary area pixel electrode P1X, another pole plate are color membrane substrates side public electrode CFcom；Secondary area's rechargeable thin film crystal
Pipe T2 grid is electrically connected with nth bar scan line 100, and source electrode is electrically connected with j-th strip data wire 200, and drain electrode is electrically connected with time area
Pixel electrode P2X；A pole plate of secondary area's storage capacitance C21 is secondary area's pixel electrode P2X, and another pole plate is battle array
Row substrate-side public electrode Acom；A pole plate of secondary area's liquid crystal capacitance C22 is secondary area's pixel electrode P2X, another
Individual pole plate is color membrane substrates side public electrode CFcom；The grid of the electric discharge thin film transistor (TFT) T3 is electrically connected with nth bar scan line
100, source electrode is electrically connected with time area pixel electrode P2X, and drain electrode is electrically connected with array base palte side public electrode Acom.
In order to improve colour cast, using the farmland technology of twoth area eight, i.e., described primary area pixel electrode P1X, secondary area's pixel electrode P2X points
Bao Kuo not 4 farmlands.
Step S2, to the drive module B input drive signals, the drive module B is according to the drive signal received
The scanning signal G (n) of high potential impulse form is exported line by line, while exports each row viewdata signal of high potential impulse form
D (j) and public voltage signal, the multiple sub-pixel P in array arrangement is charged and driven line by line, until most
A line afterwards, the driving for completing a two field picture are shown.
In this course, scanning signal G (n) controls primary area rechargeable thin film transistors T1 in corresponding line sub-pixel P, secondary
Area rechargeable thin film transistors T2 and electric discharge thin film transistor (TFT) T3 opening and closing；Viewdata signal D (j) major control phases
Primary area P1 that should be in row sub-pixel P and secondary area P2 pixel voltage, realizes the different charge conditions of each sub-pixel P；The electric discharge
Thin film transistor (TFT) T3 is used to secondary area's pixel electrode P2X Partial charge being discharged to array base palte side public electrode Acom, makes
It is different from time area P2 voltage to obtain primary area P1, display brightness is different, reaches the purpose for reducing colour cast.Due to primary area storage capacitance
The holding effect of C11 and primary area liquid crystal capacitance C12 to voltage, before the drive signal of next two field picture arrives, electric charge can be inclined
From side, liquid crystal in the P1 of primary area also can by relevant voltage control it is amesiality；Due to secondary area's storage capacitance C21 and secondary area
Holding effects of the liquid crystal capacitance C22 to voltage, before the drive signal of next two field picture arrives, electric charge can deviate side, secondary
Liquid crystal in area P2 also can by relevant voltage control it is amesiality.
Specifically, step S2 passes through the external printed circuit board (PrintedCircuit that is connected with liquid crystal display panel
Board, PCB) to the drive module B input drive signals；The GOA driver elements B2 is used to export scanning signal G (n)；
The COF B1 are used for output image data-signal D (j) and public voltage signal.
Further, as shown in figure 4, described image data-signal D (j) rising edge is later than scanning signal G (n) rising
Edge, trailing edge circle of the scanning signal G (n) ensure each son between viewdata signal D (j) rising edge and trailing edge
Pixel P chargings are abundant.
The public voltage signal includes the first public voltage signal for inputting the array base palte side public electrode Acom
Vcom1 and the input color membrane substrates side public electrode CFcom the second public voltage signal Vcom2；First common electrical
Pressure signal Vcom1 current potential is constant, and the current potential of the second public voltage signal Vcom2 is constant.
Step S3, with reference to Fig. 2 to Fig. 4, before the drive signal of next two field picture is inputted, an electric discharge picture, institute are inserted
Drive module B is stated to the whole scan signal G (all) of all row sub-pixel P synchronization one high potential impulse forms of input, while to
All row sub-pixel P synchronously input the global data signal D (all) of a constant low potential form so that all sub-pixel P are synchronous
Electric discharge.
Specifically, the GOA driver elements B2 is used to export whole scan signal G (all), and the COF B1 are used to export
Global data signal D (all).
The potential setting of the global data signal D (all) is as close possible to input color membrane substrates side public electrode
CFcom the second public voltage signal Vcom2 current potential, avoid driving GOA because global data signal D (all) current potential is too high
Moving cell B2 agings, hypopotenia can not realize effective electric discharge.
Step S3 inserts an electric discharge picture between the driving of adjacent two field pictures is shown, can reduce charge discrepancy one
The probability of side so that Display panel is uniform, the problems such as reducing crosstalk, image residue the risk that occurs.
Step S4, repeat step S2, the driving for carrying out next two field picture are shown.
So far, the driving to liquid crystal display panel is completed.
In summary, driving method for liquid crystal display panel of the invention, by showing it in the driving of adjacent two field pictures
Between the electric discharge picture of insertion one, the probability of charge discrepancy side can be reduced so that Display panel is uniform, and it is residual to reduce crosstalk, image
The risk that the problems such as staying occurs.
It is described above, for the person of ordinary skill of the art, can be with technique according to the invention scheme and technology
Other various corresponding changes and deformation are made in design, and all these changes and deformation should all belong to the claim of the present invention
Protection domain.
Claims (8)
1. a kind of driving method for liquid crystal display panel, it is characterised in that comprise the following steps：
Step S1, a liquid crystal display panel is provided, the liquid crystal display panel includes effective display area (AA) and had located at described
Imitate the drive module (B) of viewing area (AA) periphery；
The a plurality of scan line (100) extended transversely being arranged in order from top to bottom, more is provided with the effective display area (AA)
What bar was arranged in order from left to right extend longitudinally and intersects with the multi-strip scanning line (100) insulation data wire (200), with
And the multiple sub-pixels (P) in array arrangement defined by the multi-strip scanning line (100) and a plurality of data lines (200)；
Step S2, to the drive module (B) input drive signal, the drive module (B) is according to the drive signal received
Line by line export high potential impulse form scanning signal (G (n)), while export each row picture number of high potential impulse form it is believed that
Number (D (j)) and public voltage signal, the multiple sub-pixel (P) in array arrangement is charged and driven line by line,
Until last column, the driving for completing a two field picture is shown；
Step S3, before the drive signal of next two field picture is inputted, the electric discharge picture of insertion one, the drive module (B) is to institute
There is the whole scan signal (G (all)) that row sub-pixel (P) synchronously inputs a high potential impulse form, while sub- pictures are arranged to all
Plain (P) synchronously inputs the global data signal (D (all)) of a constant low potential form so that all sub-pixel (P) Synchronous Radios
Electricity；
Step S4, repeat step S2, the driving for carrying out next two field picture are shown.
2. driving method for liquid crystal display panel as claimed in claim 1, it is characterised in that the drive module (B) includes number
Individual COF (B1) and several GOA driver elements (B2), the GOA driver elements (B2) be used for export scanning signal (G (n)), with
Whole scan signal (G (all)), the COF (B1) are used for output image data-signal (D (j)), global data signal (D
) and public voltage signal (all).
3. driving method for liquid crystal display panel as claimed in claim 2, it is characterised in that the step S2 by with liquid crystal
Show the external printed circuit board of panel connection to the drive module (B) input drive signal.
4. driving method for liquid crystal display panel as claimed in claim 1, it is characterised in that the sub-pixel (P) is divided into primary area
(P1), with time area (P2), the primary area (P1) is interior to have primary area rechargeable thin film transistors (T1), primary area storage capacitance (C11), master
Area's liquid crystal capacitance (C12), there are time area's rechargeable thin film transistors (T2), secondary area's storage capacitance (C21), secondary in the secondary area (P2)
Area's liquid crystal capacitance (C22) and electric discharge thin film transistor (TFT) (T3)；
If n, j is positive integer, for line n jth row sub-pixel (P), the grid of the primary area rechargeable thin film transistors (T1)
Nth bar scan line (100) is electrically connected with, source electrode is electrically connected with j-th strip data wire (200), and drain electrode is electrically connected with primary area pixel electricity
Pole (P1X)；One pole plate of the primary area storage capacitance (C11) is the primary area pixel electrode (P1X), and another pole plate is battle array
Row substrate-side public electrode (Acom)；One pole plate of the primary area liquid crystal capacitance (C12) is the primary area pixel electrode
(P1X), another pole plate is color membrane substrates side public electrode (CFcom)；The grid of secondary area's rechargeable thin film transistors (T2)
Nth bar scan line (100) is electrically connected with, source electrode is electrically connected with j-th strip data wire (200), and drain electrode is electrically connected with time area's pixel electricity
Pole (P2X)；One pole plate of secondary area's storage capacitance (C21) is secondary area's pixel electrode (P2X), and another pole plate is battle array
Row substrate-side public electrode (Acom)；One pole plate of secondary area's liquid crystal capacitance (C22) is secondary area's pixel electrode
(P2X), another pole plate is color membrane substrates side public electrode (CFcom)；The grid of the electric discharge thin film transistor (TFT) (T3) is electrical
Nth bar scan line (100) is connected, source electrode is electrically connected with time area's pixel electrode (P2X), and it is public that drain electrode is electrically connected with array base palte side
Electrode (Acom).
5. driving method for liquid crystal display panel as claimed in claim 4, it is characterised in that the public voltage signal includes defeated
Enter the first public voltage signal (Vcom1) and the input color membrane substrates side of array base palte side public electrode (Acom)
The second public voltage signal (Vcom2) of public electrode (CFcom)；The current potential of first public voltage signal (Vcom1) is permanent
Fixed, the current potential of second public voltage signal (Vcom2) is constant.
6. driving method for liquid crystal display panel as claimed in claim 5, it is characterised in that the global data signal (D
(all) current potential of the current potential) close to second public voltage signal (Vcom2).
7. driving method for liquid crystal display panel as claimed in claim 1, it is characterised in that described image data-signal (D (j))
Rising edge be later than scanning signal (G (n)) rising edge, trailing edge circle of the scanning signal (G (n)) is in viewdata signal
Between the rising edge and trailing edge of (D (j)).
8. driving method for liquid crystal display panel as claimed in claim 4, it is characterised in that the primary area pixel electrode (P1X),
Secondary area's pixel electrode (P2X) includes 4 farmlands respectively.
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| CN201710714532.5A CN107464537A (en) | 2017-08-18 | 2017-08-18 | Driving method for liquid crystal display panel |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109509445A (en) * | 2018-12-19 | 2019-03-22 | 惠科股份有限公司 | Method and device for eliminating shutdown ghost on panel |
| CN110310608A (en) * | 2018-03-27 | 2019-10-08 | 京东方科技集团股份有限公司 | Control circuit, test equipment and the test method of liquid crystal display panel |
| WO2020206786A1 (en) * | 2019-04-10 | 2020-10-15 | 深圳市华星光电半导体显示技术有限公司 | Driving method and apparatus for display panel, and controller |
| CN112435633A (en) * | 2020-11-27 | 2021-03-02 | 福州京东方光电科技有限公司 | Display method, computer storage medium and display device |
| CN114974161A (en) * | 2022-06-16 | 2022-08-30 | 武汉华星光电技术有限公司 | Pixel driving circuit and display panel |
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