CN108364600A - Display control method and display panel - Google Patents
Display control method and display panel Download PDFInfo
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- CN108364600A CN108364600A CN201810139542.5A CN201810139542A CN108364600A CN 108364600 A CN108364600 A CN 108364600A CN 201810139542 A CN201810139542 A CN 201810139542A CN 108364600 A CN108364600 A CN 108364600A
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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
Abstract
The present invention relates to a kind of display control method and corresponding display panels.Wherein, display control method is scanned alternately using forward sequence scanning and reverse sequence, can be to avoid isolated sunset glow point phenomenon.In addition, it is contemplated that sunset glow point influences the brightness for the light-emitting component normally lighted, selective adjustment is carried out to the gray value of the raw display data for the light-emitting component normally lighted.Thus, which the purpose for the display quality for promoting display panel can be realized.
Description
Technical field
The invention belongs to display control technology field more particularly to a kind of display control methods and a kind of display panel.
Background technology
Referring to Fig. 1, it is a kind of existing structural schematic diagram of scan-type display panel.As shown in Figure 1 comprising with
N × m light-emitting components, row selection circuit and the column drive circuit of linescan method arrangement.Wherein, each light-emitting component setting is expert at
The infall of line L1 ..., Ln and alignment C1 ..., Cm, the anode with a line light-emitting component pass through such as Ln connections of same line
To the same output end of row selection circuit, the cathode of same row light-emitting component is connected to row by same alignment such as Cm and drives
The same output end of dynamic circuit, each line are respectively provided with parasitic capacitance Cp over the ground.
Existing control system generally use sequence repeating query scan mode, sweeps a n display of (namely n line)
For panel, traditional method is that first driving first is swept, then drives second to sweep, and to the last sweeps (n-th sweeps), then again from
First sweeps beginning until n-th sweeps, and repeatedly, specifically sees Fig. 2.
If taking turns to when certain is swept has light-emitting component to light, due to the Cp of parasitic capacitance over the ground of the line of scan-type display panel
Influence, then the charge that the line swept before this is swept stores in parasitic capacitance Cp over the ground can also drive sweep before this in currently sweep
The light-emitting component that the light-emitting component that normal need is lighted shares alignment is lighted slightly, which is known as twilight sunset.According to mentioned above
Existing control system scan mode, the 2nd sweeps corresponding twilight sunset o'clock scans out existing the 1st, and the 3rd twilight sunset swept o'clock is scanned out the 2nd
It is existing, and so on, due to finally sweep (n-th sweeps) be first sweep before sweep, the 1st sweep corresponding twilight sunset o'clock is scanned out n-th it is existing,
And n-th sweeps and sweeps far from the 1st, n-th sweep generation twilight sunset point it is very lofty, may result in broadcasting in this way has black background
Picture is easy to see the twilight sunset point separate with normal point bright area in black background area, influences viewing impression, these points are known as orphan
Vertical twilight sunset point.Fig. 3 illustrates this phenomenon so that one 8 display panel swept plays black background picture as an example, capitalization A-H,
M-P, R-W are the light-emitting component for needing normally to light, and lowercase a-h, m-p, r-w with gray background indicate twilight sunset point,
In to isolate sunset glow point be a points and m, n, o, p point.In addition, for non-orphaned sunset glow point b-h, r-w, because of itself and normal point brighten the hair
Optical element is adjacent and same column and has certain brightness, and normal point brighten the hair optical element is caused to seem partially bright.
Invention content
Therefore, an embodiment of the present invention provides a kind of display control method, it can reach and avoid isolated sunset glow point and overcome
The technique effect of the partially bright problem of normal point brighten the hair optical element brightness.
Specifically, a kind of display control method provided in an embodiment of the present invention is suitable for application in a kind of display panel, described
Display panel includes row selection circuit, column drive circuit, a plurality of light-emitting elements, N line and arranged in a crossed manner with the N line
A plurality of alignment, the N line connect the row selection circuit, and a plurality of alignment connects the column drive circuit, described
A plurality of light-emitting elements connect the N line and a plurality of alignment, and N is positive integer and is more than 2.The display control method packet
Include the step of carrying out successively：(a) the row selection circuit receives input to the row selection signal of the display panel and to receiving
Row selection signal into row decoding to be scanned to the 1st article of line, and when being scanned to the 1st article of line to input
Display data to the display panel adjusts without gray scale and is conveyed directly to the column drive circuit with drive control institute
State the light-emitting component being connect with the 1st article of line in a plurality of light-emitting elements；(b) the row selection circuit receives input to described
The row selection signal of display panel and to the row selection signal of reception into row decoding with to the 2nd article of line to (N-1) article line
Forward sequence scanning is carried out, and the display data for being input to the display panel is carried out in the forward sequence scanning process
The column drive circuit is sent to after gray scale adjustment with extremely described with described 2nd article in the multiple light-emitting component of drive control
(N-1) light-emitting component of line connection, wherein corresponding to the light-emitting component normally lighted in the forward sequence scanning process
The gray value of display data be reduced；(c) the row selection circuit receives row selection signal and the row selection signal to reception
It is carried out continuously scanning for the first time into the N articles line of row decoding pair and second scans, when scanning the first time to being input to
The display data of the display panel is sent to the column drive circuit with the multiple hair of drive control after carrying out gray scale adjustment
The light-emitting component being connect with the N articles line in optical element, and when scanning for described second to being input to the display
The display data of panel adjusts without gray scale and is conveyed directly to the column drive circuit and shines so that drive control is the multiple
The light-emitting component being connect with the N articles line in element, wherein the light-emitting component institute that the first time normally lights when scanning
The display corresponding to light-emitting component normally lighted when the gray value of corresponding display data is reduced but described second scans
The gray value of data remains unchanged；(d) the row selection circuit receives input to the row selection signal of the display panel and right
The row selection signal of reception into row decoding to carry out reverse sequence scanning to the 2nd article of line to (N-1) article line, and described
It is sent to the row drive after carrying out gray scale adjustment to the display data for being input to the display panel in reverse sequence scanning process
Light-emitting component of the dynamic circuit to be connect to described (N-1) article line with described 2nd article in the multiple light-emitting component of drive control,
The gray value for the display data corresponding to light-emitting component normally lighted in the wherein described reverse sequence scanning process is reduced；With
And (e) the row selection circuit receives input to the row selection signal of the display panel and is carried out to the row selection signal of reception
It decodes to be scanned to the 1st article of line, and when being scanned to the 1st article of line to being input to the display surface
The display data of plate be sent to after gray scale adjustment the column drive circuit in the multiple light-emitting component of drive control with
The light-emitting component of the 1st article of line connection.
In addition, a kind of display panel provided in an embodiment of the present invention, including：Row selection circuit, column drive circuit, Duo Gefa
Optical element, N line and a plurality of alignment arranged in a crossed manner with the N line, the N line connect the row selection electricity
Road, a plurality of alignment connect the column drive circuit, and the multiple light-emitting component connects the N line and a plurality of row
Line, N are positive integer and are more than 2.The display panel further includes：Selective gray scale adjusts module, connects the column drive circuit
And it is used for：
The row selection signal of the display panel is received input in the row selection circuit and to the row selection letter of reception
When number into row decoding to be scanned to the 1st article of line, to being input to the display data of the display panel without gray scale tune
It is whole and be conveyed directly to the column drive circuit to connect with the 1st article of line in the multiple light-emitting component of drive control
Light-emitting component；
The row selection signal of the display panel is received input in the row selection circuit and to the row selection letter of reception
Number into row decoding to carry out forward sequence scanning to (N-1) article line to the 2nd article of line during, it is described aobvious to being input to
Show and is sent to the column drive circuit after the display data of panel carries out gray scale adjustment with the multiple light-emitting component of drive control
In the light-emitting component that is connect to described (N-1) article line with described 2nd article, wherein normal point in the forward sequence scanning process
The gray value of display data corresponding to bright light-emitting component is reduced；
Row selection signal is received in the row selection circuit and to the row selection signal of reception into the N articles line of row decoding pair
It is carried out continuously in scanning and second of scanning process for the first time, when scanning the first time to being input to the display panel
Display data carry out gray scale adjustment after be sent to the column drive circuit in the multiple light-emitting component of drive control with it is described
The light-emitting component of the N articles line connection and when scanning for described second to being input to the display data of the display panel
Without gray scale adjust and be conveyed directly to the column drive circuit in the multiple light-emitting component of drive control with the N
The light-emitting component of line connection, wherein display data corresponding to the light-emitting component normally lighted when scanning of the first time
The gray value for the display data corresponding to light-emitting component normally lighted when gray value is reduced but described second scans is kept
It is constant；
The row selection signal of the display panel is received input in the row selection circuit and to the row selection letter of reception
Number into row decoding to carry out reverse sequence scanning to (N-1) article line to the 2nd article of line during, it is described aobvious to being input to
Show and is sent to the column drive circuit after the display data of panel carries out gray scale adjustment with the multiple light-emitting component of drive control
In the light-emitting component that is connect to described (N-1) article line with described 2nd article, wherein normal point in the reverse sequence scanning process
The gray value of display data corresponding to bright light-emitting component is reduced；And
The row selection signal of the display panel is received input in the row selection circuit and to the row selection letter of reception
When number into row decoding to be scanned to the 1st article of line, the display data to being input to the display panel carries out gray scale
The hair that the column drive circuit is sent to after adjustment to be connect with the 1st article of line in the multiple light-emitting component of drive control
Optical element.
Above-mentioned technical proposal of the present invention can have the advantages that following one or more or advantageous effect：It is swept by forward sequence
Retouching alternately can be to avoid isolated sunset glow point phenomenon, in addition, it is contemplated that sunset glow point shines to what is normally lighted with reverse sequence scanning
The brightness of element influences, and selective adjustment/compensation is carried out to the gray value of the raw display data for the light-emitting component normally lighted.
Thus, which the purpose for promoting display quality can be realized.
Description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, required use in being described below to embodiment
Attached drawing be briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for this
For the those of ordinary skill of field, without creative efforts, others are can also be obtained according to these attached drawings
Attached drawing.
Fig. 1 is a kind of existing structural schematic diagram of scan-type display panel.
Fig. 2 is existing row scan mode schematic diagram.
Fig. 3 is the existing display effect schematic diagram using row scan mode shown in Fig. 2.
Fig. 4 is a kind of structural schematic diagram of display panel of the embodiment of the present invention.
Fig. 5 is a kind of row scan mode schematic diagram of the embodiment of the present invention.
Fig. 6 is the display effect schematic diagram using row scan mode shown in Fig. 5 of the embodiment of the present invention.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other without creative efforts
Embodiment belongs to the range that the present invention protects.
Referring to Fig. 4, a kind of display panel 40 in the embodiment of the present invention comprising：Row selection circuit 41, column drive circuit
43, a plurality of light-emitting elements 45, N line L1, L2 ..., Ln, a plurality of alignment C1 ..., Cm and selective gray scale adjust module
47.N is positive integer and is more than 2, such as when display panel 40 sweeps display panel for 8, the value of N is 8；When display panel 40 is
16 when sweeping display panel, and the value of N is 16；When display panel 40 sweeps display panel for 32, the value of N is 32；And so on.
Wherein, N line L1, L2 ..., Ln connection row selection circuit 41, a plurality of alignment C1 ..., Cm connections row driving electricity
Road 43, N line L1, L2 ..., Ln and a plurality of alignment C1 ..., Cm is arranged in a crossed manner, and a plurality of light-emitting elements 45 connect N line
L1, L2 ..., Ln and a plurality of alignment C1 ..., Cm and in linescan method arrangement setting in N line L1, L2 ..., Ln and a plurality of row
Line C1 ..., the infall of Cm.
More specifically, row selection circuit 41 is for example including 3-8 decoder chip groups, and the 3-8 decoder chips group connects
N line L1, L2 are met ..., Ln.Column drive circuit 43 includes sealing in and going out type constant-current source drive chip group, and described seal in simultaneously
Go out type constant-current source drive chip group and connect a plurality of alignment C1 ..., Cm；Wherein, it seals in and goes out type constant-current source drive chip group for example
Using MBI5025 family chips etc..Light-emitting component 45 is, for example, light emitting diode, anode connection line and cathode connection row
Line.Selective gray scale adjustment module 47 connects the display of the row selection signal input terminal and column drive circuit 43 of row selection circuit 41
Data input pin, such as it is input to the display data elder generation input selection gray scale adjustment module 47 of display panel 40, with via choosing
Selecting property gray scale adjustment module 47 is input to column drive circuit 43 again；And it is input to the row selection signal of display panel 40 both lines of input
Selection circuit 41 also inputs to selective gray scale adjustment module 47, and alternatively property gray scale adjusts the control signal of module 47 to determine
It is fixed whether the gray value of the display data of input to be adjusted.Furthermore row selection signal can be 2 position digital signals, 3 digits
Word signal, 4 position digital signals or 5 position digital signals, correspond to respectively 4 sweep, 8 sweep, 16 sweeping, 32 sweep display panel.
A kind of display control method in the embodiment of the present invention is described in detail below in conjunction with Fig. 4, Fig. 5 and Fig. 6.
The display control method for example includes the steps that sequentially carrying out (a)-(e) as follows.
Step (a)：Row selection circuit 41 receives input to the row selection signal of display panel 40 and selects the row of reception
Signal into row decoding to be scanned to the 1st article of line L1, and when being scanned to the 1st article of line L1 selectivity gray scale adjust
Module 47 adjusts the display data for being input to display panel 40 without gray scale and is conveyed directly to column drive circuit 43 to drive
The light-emitting component 45 of the 1st article of line L1 connection of dynamic control；The light-emitting component normally lighted herein is, for example, by the capital letter in Fig. 6
Representated by female A.
Step (b)：Row selection circuit 41 receives input to the row selection signal of display panel 40 and selects the row of reception
Signal into row decoding with to the 2nd article of line L2 to (N-1) article line carry out forward sequence scanning (such as in Fig. 5 by up to
Under), and in forward sequence scanning process selective gray scale adjustment module 47 to be input to the display data of display panel 40 into
The luminous member that column drive circuit 43 is connect with the 2nd article to described (N-1) article line with drive control is sent to after the adjustment of row gray scale
Part 45, the light-emitting component wherein normally lighted in forward sequence scanning process (such as by the capital B-G in Fig. 6, R-W generations
Table) corresponding to the gray value of display data be reduced, this is because the sunset glow representated by lowercase b-g, r-w in Fig. 6
Point has certain brightness, adjacent with the light-emitting component normally lighted representated by capital B-G, R-W respectively so that if
The gray value for the display data corresponding to light-emitting component normally lighted does not adjust, then can be detected by human eye the hair normally lighted
The intrinsic brilliance (the sum of the brightness for being equal to the corresponding brightness of its gray value and sunset glow adjacent thereto point) of optical element is partially bright, because
This present embodiment herein reduces the gray value of the display data corresponding to the light-emitting component normally lighted, so that normally lighting
Light-emitting component intrinsic brilliance it is consistent with the object brightness corresponding to the gray value of unjustified preceding display data, Jin Erda
To the purpose for improving display quality.Gray value reduction herein can reduce a gray level, can also be multiple gray levels, tool
Body can set according to the brightness of the sunset glow of display panel 40 point or set based on experience value.
Step (c)：Row selection circuit 41 receives row selection signal and to the row selection signal of reception into the N articles of row decoding pair
Line Ln is carried out continuously scanning (n-th in corresponding diagram 5 sweeps) for the first time and second of scanning (the in corresponding diagram 5 the 1st sweeps), in institute
After selectivity gray scale adjustment module 47 carries out gray scale adjustment to the display data for being input to display panel 40 when stating scanning for the first time
It is sent to the light-emitting component 45 that column drive circuit 43 is connect with drive control with the N articles line, and is scanned at described second
When selectivity gray scale adjustment module 47 adjusted without gray scale to being input to the display data of display panel 40 and be conveyed directly to
The light-emitting component 45 that column drive circuit 43 is connect with drive control with the N articles line Ln, wherein the first time is normal when scanning
That is normally lighted when the gray value for the display data corresponding to light-emitting component lighted is reduced but described second scans shines
The gray value of display data corresponding to element remains unchanged；Such as when scanning first time, the capital H in Fig. 6 represents
The light-emitting component normally lighted, lastrow is there are the sunset glow point representated by lowercase h, therefore the display data corresponding to it
Gray value need by selective gray scale adjustment module 47 reduce so that its intrinsic brilliance and object brightness are consistent；And
Second when scanning, since the lastrow for the light-emitting component normally lighted has not had a sunset glow point, therefore the display number corresponding to it
According to gray value without adjustment.
Step (d)：Row selection circuit 41 receives input to the row selection signal of display panel 40 and selects the row of reception
Signal into row decoding with to the 2nd article of line L2 to (N-1) article line carry out reverse sequence scanning (such as in Fig. 5 by lower and
On), and in reverse sequence scanning process selective gray scale adjustment module 47 to be input to the display data of display panel 40 into
The luminous member that column drive circuit 43 is connect with the 2nd article to described (N-1) article line with drive control is sent to after the adjustment of row gray scale
Part 45, the light-emitting component wherein normally lighted in reverse sequence scanning process (such as by the capital B-G in Fig. 6, R-W generations
Table) corresponding to the gray value of display data be reduced, this is because the Gray Square below capital B-G, the R-W in Fig. 6
Sunset glow point representated by block has certain brightness, respectively with the luminous member normally lighted representated by capital B-G, R-W
Part is adjacent so that, can be by human eye if the gray value of the display data corresponding to the light-emitting component normally lighted does not adjust
The intrinsic brilliance for discovering the light-emitting component normally lighted (is equal to the corresponding brightness of its gray value and sunset glow adjacent thereto point
The sum of brightness) it is partially bright, therefore the present embodiment herein subtracts the gray value of the display data corresponding to the light-emitting component normally lighted
It is small, so that the mesh corresponding to gray value of the intrinsic brilliance for the light-emitting component normally lighted with unjustified preceding display data
Mark brightness is consistent, and then reaches the purpose for improving display quality.
Step (e)：Row selection circuit 41 receives input to the row selection signal of display panel 40 and selects the row of reception
Signal into row decoding to be scanned to the 1st article of line L1, and the selectivity gray scale when being scanned to the 1st article of line L1
Adjustment module 47 is sent to column drive circuit 43 to drive after carrying out gray scale adjustment to the display data for being input to display panel 40
Control the light-emitting component 45 being connect with the 1st article of line L1；This sentences capitalization A, M-P in Fig. 6 and represents the hair normally lighted
For optical element, n-th sweeping from bottom to top is corresponded to, so its next line exists with the sunset glow point representated by grey square, because
The gray value of display data corresponding to this its needs to be reduced by selective gray scale adjustment module 47 so that its intrinsic brilliance and
Object brightness is consistent.
Later, continue to scan if necessary, then the display control method of the present embodiment for example further includes follows step
(e) the step of after (f).
Specifically, step (f) is：Row selection circuit 41 receives input to the row selection signal of display panel 40 and to receiving
Row selection signal into row decoding to be scanned again to the 1st article of line L1, and scanned again to the 1st article of line L1
When selectivity gray scale adjustment module 47 to the display data for being input to display panel 40 do not make gray scale adjustment and be conveyed directly to arrange
The light-emitting component 45 that driving circuit 43 is connect with drive control with the 1st article of line L1.Later step (b) can also be executed again extremely
Step (e).
In addition, from conjunction with Fig. 4 and Fig. 6 it is known that twilight sunset point caused by due to the Cp of parasitic capacitance over the ground of line always
It is adjacent with the light-emitting component normally lighted, from isolated point twilight sunset may be not present.Furthermore, it is contemplated that sunset glow point and the hair normally lighted
Optical element is in the situation of upper and lower two rows distribution, and sunset glow point has certain brightness, to realize the light-emitting component normally lighted
The intrinsic brilliance that human eye is discovered with its corresponding to the corresponding object brightness of gray value of raw display data it is consistent, to its original
The gray value of beginning display data is adjusted to realize that luminance compensation for example reduces, and then reaches the purpose for improving display quality.
Finally, it is worth noting that, in order to realize forward sequence scanning and reverse sequence scanning alternately, e.g. lead to
Row selection signal and reverse sequence needed for the display control card alternating output forward sequence scanning of 40 front end of display panel is crossed to sweep
Retouch required row selection signal；Of course, it should be understood that alternately for the scanning of cooperation forward sequence and reverse sequence scanning,
The presentation mode for being input to the display data of display panel 40 is also required to do the adjustment of adaptability, namely is necessary to ensure that current offer
Display data be currently sweep required display data, so just may be implemented correctly to show.With row selection signal for 3
For (3-bit) digital signal, corresponding single-wheel scanning process is, for example, 8 to sweep (namely corresponding n=8)；In Figure 5 from up to
Under (forward sequence scanning) the 1st be swept to the 8th sweep during, row selection signal be for example sequentially " 000 ", " 001 ", " 010 ",
" 011 ", " 100 ", " 101 ", " 110 " and " 111 "；And from bottom to top the 1st of (reverse sequence scanning) is swept to the 8th and sweeps in Figure 5
In the process, row selection signal is for example sequentially " 111 ", " 110 ", " 101 ", " 100 ", " 011 ", " 010 ", " 001 " and " 000 ",
Namely row selection signal sequence needed for reverse sequence scanning process is equal to row choosing needed for forward sequence scanning process
Select the inversion operation of signal sequence.
Specific case used herein to the principle and embodiment of display control method of the present invention and display panel into
Elaboration is gone, the explanation of above example is only intended to facilitate the understanding of the method and its core concept of the invention；Meanwhile for this
The those skilled in the art in field, according to the thought of the present invention, there will be changes in the specific implementation manner and application range,
In conclusion the content of the present specification should not be construed as limiting the invention, protection scope of the present invention should be with appended right
Subject to it is required that.
Claims (9)
1. a kind of display control method, is suitable for application in a kind of display panel, the display panel includes row selection circuit, row drive
Dynamic circuit, a plurality of light-emitting elements, N line and a plurality of alignment arranged in a crossed manner with the N line, the N line connection
The row selection circuit, a plurality of alignment connect the column drive circuit, and the multiple light-emitting component connects the N line
With a plurality of alignment, N is positive integer and is more than 2；It is characterized in that, the display control method includes the step carried out successively
Suddenly：
(a) the row selection circuit receive input to the display panel row selection signal and to the row selection signal of reception into
Row decoding is to be scanned the 1st article of line, and when being scanned to the 1st article of line to being input to the display panel
Display data without gray scale adjust and be conveyed directly to the column drive circuit with the multiple light-emitting component of drive control
In the light-emitting component that is connect with the 1st article of line；
(b) the row selection circuit receive input to the display panel row selection signal and to the row selection signal of reception into
Row decoding to the 2nd article of line to (N-1) article line to carry out forward sequence scanning, and in the forward sequence scanning process
Display data to being input to the display panel is sent to the column drive circuit with drive control institute after carrying out gray scale adjustment
The light-emitting component being connect to described (N-1) article line with described 2nd article in a plurality of light-emitting elements is stated, wherein the forward sequence is swept
The gray value for the display data corresponding to light-emitting component normally lighted during retouching is reduced；
(c) the row selection circuit receives row selection signal and connects into the N articles line of row decoding pair to the row selection signal of reception
It is continuous to carry out scanning for the first time and second scans, when scanning the first time to being input to the display data of the display panel
Carry out gray scale adjustment after be sent to the column drive circuit in the multiple light-emitting component of drive control with the N articles line
The light-emitting component of connection, and when scanning for described second to being input to the display data of the display panel without gray scale
It adjusts and is conveyed directly to the column drive circuit to be connect with the N articles line in the multiple light-emitting component of drive control
Light-emitting component, wherein the gray value of the display data when first time is scanned corresponding to the light-emitting component normally lighted is subtracted
The gray value for the display data corresponding to light-emitting component normally lighted when small but described second of the scanning remains unchanged；
(d) the row selection circuit receive input to the display panel row selection signal and to the row selection signal of reception into
Row decoding to the 2nd article of line to (N-1) article line to carry out reverse sequence scanning, and in the reverse sequence scanning process
Display data to being input to the display panel is sent to the column drive circuit with drive control institute after carrying out gray scale adjustment
The light-emitting component being connect to described (N-1) article line with described 2nd article in a plurality of light-emitting elements is stated, wherein the reverse sequence is swept
The gray value for the display data corresponding to light-emitting component normally lighted during retouching is reduced；And
(e) the row selection circuit receive input to the display panel row selection signal and to the row selection signal of reception into
Row decoding is to be scanned the 1st article of line, and when being scanned to the 1st article of line to being input to the display
The display data of panel is sent to the column drive circuit in the multiple light-emitting component of drive control after carrying out gray scale adjustment
The light-emitting component being connect with the 1st article of line.
2. display control method as described in claim 1, which is characterized in that after the follows step (e) further include step：
(f) the row selection circuit receive input to the display panel row selection signal and to the row selection signal of reception into
Row decoding to be scanned again to the 1st article of line, and to the 1st article of line carry out again scan when to being input to
The display data of the display panel does not make gray scale adjustment and is conveyed directly to the column drive circuit with more described in drive control
The light-emitting component being connect with the 1st article of line in a light-emitting component.
3. display control method as described in claim 1, which is characterized in that the row selection signal is 2 position digital signals, 3
Position digital signal, 4 position digital signals or 5 position digital signals.
4. display control method as described in claim 1, which is characterized in that the row selection circuit includes 3-8 decoder cores
Piece group, and the 3-8 decoder chips group connects the N line.
5. display control method as described in claim 1, which is characterized in that the column drive circuit includes sealing in and going out type perseverance
Flow source drive chip group, and it is described seal in and go out type constant-current source drive chip group connect a plurality of alignment.
6. a kind of display panel, including：Row selection circuit, column drive circuit, a plurality of light-emitting elements, N line and with the N items
Line a plurality of alignment arranged in a crossed manner, the N line connect the row selection circuit, and a plurality of alignment connects the row and drives
Dynamic circuit, the multiple light-emitting component connect the N line and a plurality of alignment, and N is positive integer and is more than 2；Its feature
It is, the display panel further includes：
Selective gray scale adjusts module, connects the column drive circuit and is used for：
The row selection circuit receive input to the row selection signal of the display panel and to the row selection signal of reception into
When row decoding is to be scanned the 1st article of line, to being input to the display data of the display panel without gray scale adjustment
It is conveyed directly to the column drive circuit and is shone with what is connect with the 1st article of line in the multiple light-emitting component of drive control
Element；
The row selection circuit receive input to the row selection signal of the display panel and to the row selection signal of reception into
During row decoding to (N-1) article line to the 2nd article of line to carry out forward sequence scanning, to being input to the display surface
The display data of plate be sent to after gray scale adjustment the column drive circuit in the multiple light-emitting component of drive control with
The described 2nd article light-emitting component to (N-1) article line connection, wherein normally lighted in the forward sequence scanning process
The gray value of display data corresponding to light-emitting component is reduced；
The row selection circuit receive row selection signal and to the row selection signal of reception it is continuous into the N articles line of row decoding pair
It carries out in scanning and second scanning process for the first time, when scanning the first time to being input to the display of the display panel
Data carry out gray scale adjustment after be sent to the column drive circuit in the multiple light-emitting component of drive control with described the N articles
The light-emitting component of line connection and when described second scans to be input to the display data of the display panel without
Gray scale adjust and be conveyed directly to the column drive circuit in the multiple light-emitting component of drive control with the N articles line
The light-emitting component of connection, wherein the gray value of the display data corresponding to the light-emitting component normally lighted when first time scanning
Be reduced but light-emitting component that when described second scans normally lights corresponding to the gray value of display data remain unchanged；
The row selection circuit receive input to the row selection signal of the display panel and to the row selection signal of reception into
During row decoding to (N-1) article line to the 2nd article of line to carry out reverse sequence scanning, to being input to the display surface
The display data of plate be sent to after gray scale adjustment the column drive circuit in the multiple light-emitting component of drive control with
The described 2nd article light-emitting component to (N-1) article line connection, wherein normally lighted in the reverse sequence scanning process
The gray value of display data corresponding to light-emitting component is reduced；And
The row selection circuit receive input to the row selection signal of the display panel and to the row selection signal of reception into
When row decoding is to be scanned the 1st article of line, the display data to being input to the display panel carries out gray scale adjustment
The luminous member that the column drive circuit is sent to afterwards to be connect with the 1st article of line in the multiple light-emitting component of drive control
Part.
7. display panel as claimed in claim 6, which is characterized in that the row selection signal is 2 position digital signals, 3 digits
Word signal, 4 position digital signals or 5 position digital signals.
8. display panel as claimed in claim 6, which is characterized in that the row selection circuit includes 3-8 decoder chip groups,
And the 3-8 decoder chips group connects the N line.
9. display panel as claimed in claim 6, which is characterized in that the column drive circuit includes sealing in and going out type constant-current source
Driving chip group, and it is described seal in and go out type constant-current source drive chip group connect a plurality of alignment.
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Cited By (1)
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| WO2023060937A1 (en) * | 2021-10-14 | 2023-04-20 | 惠科股份有限公司 | Display panel debugging method, display device, and storage medium |
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