CN107863061A - Display panel and its control method, display device - Google Patents
Display panel and its control method, display device Download PDFInfo
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- CN107863061A CN107863061A CN201711224648.7A CN201711224648A CN107863061A CN 107863061 A CN107863061 A CN 107863061A CN 201711224648 A CN201711224648 A CN 201711224648A CN 107863061 A CN107863061 A CN 107863061A
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- viewing area
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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
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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
- G09G2320/06—Adjustment of display parameters
- G09G2320/0626—Adjustment of display parameters for control of overall brightness
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- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
Abstract
The embodiment of the present invention provides a kind of display panel and its control method, display device, is related to display technology field, the brightness of each several part in special-shaped display panel can be made more consistent.Display panel, including：First viewing area and the second viewing area, the width of the first viewing area in a second direction are less than the width of the second viewing area in a second direction；In every frame time during display, the fluorescent lifetime of luminescent device is less than the fluorescent lifetime of luminescent device in the second viewing area in first viewing area, or, export to the conduction level duration of the first charging scan line and be less than output to the conduction level duration of the second charging scan line, the time that the time of an image scanning is completed in the first viewing area and an image scanning is completed in the second viewing area is included per frame time.
Description
Technical field
The present invention relates to display technology field, more particularly to a kind of display panel and its control method, display device.
Background technology
In display panel, screen accounting is improved in order to further improve, special-shaped display panel occurs, as shown in figure 1, figure
1 is a kind of structural representation of display panel, the edge of the viewing area of display panel have breach, display surface in the prior art
Plate includes viewing area 1, and h1 arrangements in the first direction, a plurality of charging of h2 extensions in a second direction are provided with viewing area 1
Scan line 2；Viewing area 1 includes the first viewing area 11 and the second viewing area 12 of first direction h1 arrangements, the first display
Width d1 of the region 11 on second direction h2 is less than width d2 of second viewing area 12 on second direction h2.Wherein charge
The control terminal connection of the thin film transistor (TFT) transistor corresponding with each pixel of scan line 2, the first end of the thin film transistor (TFT) connect
Data wire is connected to, when the control terminal of charging scan line 2 transmission conduction level to the thin film transistor (TFT), controls the thin film transistor (TFT)
Conducting, so that the data transfer in data wire, to corresponding sub-pixel, so that sub-pixel is charged, i.e., sub-pixel is corresponding
Charged under the signal control of charging scan line 2.Show because the load for the scan line 2 that charged in the first viewing area 11 is less than second
Show the load for the scan line 2 that charged in region 12, as shown in Fig. 2 Fig. 2 is in the first viewing area and the second viewing area in Fig. 1
Signal intensity schematic diagram in scan line, the level change speed to charge in scan line 2 in the first viewing area 11, and the
Level change speed is slower in the scan line 2 that charged in two viewing areas 12, if low level is conduction level, high level is cut-off electricity
It is flat, it can be seen that the low level duration is longer in the first viewing area 11, i.e. the sub-pixel of the first viewing area 11 fills
The electric time is longer, so as to cause the brightness of the first viewing area 11 to be more than the brightness of the second viewing area 12.
The content of the invention
The embodiment of the present invention provides a kind of display panel and its control method, display device, can make special-shaped display panel
The brightness of middle each several part is more consistent.
On the one hand, the embodiment of the present invention provides a kind of display panel, including：
Viewing area, the viewing area include the first viewing area and the second viewing area arranged in the first direction,
The width of first viewing area in a second direction is less than the width of second viewing area in this second direction；
First viewing area includes filling along first direction arrangement, along a plurality of the first of second direction extension
Electric scanning line, second viewing area are included along first direction arrangement, a plurality of second along second direction extension
Charge scan line；
In every frame time during display, the fluorescent lifetime of luminescent device is less than described in first viewing area
The fluorescent lifetime of luminescent device in second viewing area, or, export to the conduction level of the described first charging scan line and continue
Time is less than output to the conduction level duration of the described second charging scan line, described aobvious including described first per frame time
Show the time that the time of an image scanning is completed in region and an image scanning is completed in second viewing area.
Alternatively, above-mentioned display panel also includes：
Multiple first sub-pixels positioned at first viewing area and multiple positioned at second viewing area
Two sub-pixels；
The first pixel-driving circuit corresponding with each first sub-pixel, each first pixel-driving circuit bag
Include the first luminescent device and the first enabled switching tube of series connection；
The second pixel-driving circuit corresponding with each second sub-pixel, each second pixel-driving circuit bag
Include the second luminescent device and the second enabled switching tube of series connection；
In every frame time, the deadline of each described first enabled switching tube is more than each described second and enabled
The deadline of switching tube.
Alternatively, above-mentioned display panel also includes：
Corresponding with first viewing area first enabled scan drive circuit, the described first enabled scan drive circuit
The a plurality of first enabled scan line is connected to, every described first enabled scan line is connected to corresponding described first enabled switching tube
Control terminal, the described first enabled scan drive circuit has the first initial signal end；
Corresponding with second viewing area second enabled scan drive circuit, the described second enabled scan drive circuit
The a plurality of second enabled scan line is connected to, every described second enabled scan line is connected to corresponding described second enabled switching tube
Control terminal, the described second enabled scan drive circuit has the second initial signal end；
Driving chip, the driving chip are connected to the first initial signal end and the second initial signal end, institute
State driving chip to be used for described per in frame time, the first initial signal is provided and to described to the first initial signal end
Second initial signal end provides the second initial signal, in first initial signal duration of cut-off level be more than described the
The duration of cut-off level in two initial signals.
Alternatively, above-mentioned display panel also includes：
Multiple first sub-pixels positioned at first viewing area and multiple positioned at second viewing area
Two sub-pixels；
The first pixel-driving circuit corresponding with each first sub-pixel, each first pixel-driving circuit bag
The first charge switch pipe and the first driving transistor are included, the first end of the first charge switch pipe is connected to first driving
The control terminal of transistor, the second end of the first charge switch pipe are connected to the first end of first driving transistor, institute
The control terminal for stating the first charge switch pipe is connected to the corresponding first charging scan line；
The second pixel-driving circuit corresponding with each second sub-pixel, each second pixel-driving circuit bag
The second charge switch pipe and the second driving transistor are included, the first end of the second charge switch pipe is connected to second driving
The control terminal of transistor, the second end of the second charge switch pipe are connected to the first end of second driving transistor, institute
The control terminal for stating the second charge switch pipe is connected to the corresponding second charging scan line.
Alternatively, above-mentioned display panel also includes：
Multiple first sub-pixels positioned at first viewing area and multiple positioned at second viewing area
Two sub-pixels；
Corresponding with each first sub-pixel the first charge switch pipe and the first pixel electrode, first charging are opened
The first end for closing pipe is connected to corresponding data wire, and the second end of the first charge switch pipe is connected to corresponding described first
Pixel electrode, the control terminal of the first charge switch pipe are connected to the corresponding first charging scan line；
Corresponding with each second sub-pixel the second charge switch pipe and the second pixel electrode, second charging are opened
The first end for closing pipe is connected to corresponding data wire, and the second end of the second charge switch pipe is connected to corresponding described second
Pixel electrode, the control terminal of the second charge switch pipe are connected to the corresponding second charging scan line.
Alternatively, above-mentioned display panel also includes：
The first charging scan drive circuit corresponding with first viewing area, the first charging scan drive circuit
Every the first charging scan line is connected to, the first charging scan drive circuit has the first clock signal terminal and second
Clock signal terminal；
The second charging scan drive circuit corresponding with second viewing area, the second charging scan drive circuit
Every the second charging scan line is connected to, described second, which makes charging retouch drive circuit, has the 3rd clock signal terminal and the 4th
Clock signal terminal；
Driving chip, the driving chip are connected to first clock signal terminal, the second clock signal end, described
3rd clock signal terminal and the 4th clock signal terminal, the driving chip are used for described per in frame time, to described the
One clock signal terminal provides the first clock signal, second clock signal provided to the second clock signal end, to the described 3rd
Clock signal terminal provides the 3rd clock signal and provides the 4th clock signal to the 4th clock signal terminal, when described first
In clock signal and the second clock signal duration of conduction level be less than the 3rd clock signal and it is described 4th when
The duration of conduction level in clock signal.
On the other hand, the embodiment of the present invention also provides a kind of display device, including above-mentioned display panel.
On the other hand, the embodiment of the present invention also provides a kind of control method of display panel, the display panel, including：
Viewing area, the viewing area include the first viewing area and the second viewing area arranged in the first direction,
The width of first viewing area in a second direction is less than the width of second viewing area in this second direction；
First viewing area includes filling along first direction arrangement, along a plurality of the first of second direction extension
Electric scanning line, second viewing area are included along first direction arrangement, a plurality of second along second direction extension
Charge scan line；
The control method includes：In every frame time during display, control in first viewing area and light
The fluorescent lifetime of device is less than the fluorescent lifetime of luminescent device in second viewing area, or, control output to described the
The conduction level duration of one charging scan line, which is less than, to be exported to the conduction level duration of the described second charging scan line,
Time and second viewing area completion for including first viewing area per frame time and completing an image scanning
The time of image scanning.
Alternatively, the display panel also includes：
Multiple first sub-pixels positioned at first viewing area and multiple positioned at second viewing area
Two sub-pixels；
The first pixel-driving circuit corresponding with each first sub-pixel, each first pixel-driving circuit bag
Include the first luminescent device and the first enabled switching tube of series connection；
The second pixel-driving circuit corresponding with each second sub-pixel, each second pixel-driving circuit bag
Include the second luminescent device and the second enabled switching tube of series connection；
The control method is specially：In every frame time, the cut-off of each described first enabled switching tube of control
Time is more than the deadline of each described second enabled switching tube.
Alternatively, the display panel also includes：
Corresponding with first viewing area first enabled scan drive circuit, the described first enabled scan drive circuit
The a plurality of first enabled scan line is connected to, every described first enabled scan line is connected to corresponding described first enabled switching tube
Control terminal, the described first enabled scan drive circuit has the first initial signal end；
Corresponding with second viewing area second enabled scan drive circuit, the described second enabled scan drive circuit
The a plurality of second enabled scan line is connected to, every described second enabled scan line is connected to corresponding described second enabled switching tube
Control terminal, the described second enabled scan drive circuit has the second initial signal end；
Driving chip, the driving chip are connected to the first initial signal end and the second initial signal end；
The control method is specially：The driving chip is in every frame time, to the first initial signal end
First initial signal is provided and provides the second initial signal to the second initial signal end, is cut in first initial signal
Only the duration of level is more than the duration of cut-off level in second initial signal.
Alternatively, the display panel also includes：
The first charging scan drive circuit corresponding with first viewing area, the first charging scan drive circuit
Every the first charging scan line is connected to, the first charging scan drive circuit has the first clock signal terminal and second
Clock signal terminal；
The second charging scan drive circuit corresponding with second viewing area, the second charging scan drive circuit
Every the second charging scan line is connected to, the second charging scan drive circuit has the 3rd clock signal terminal and the 4th
Clock signal terminal；
Driving chip, the driving chip are connected to first clock signal terminal, the second clock signal end, described
3rd clock signal terminal and the 4th clock signal terminal；
The control method is specially：The driving chip is in every frame time, to first clock signal terminal
First clock signal is provided, second clock signal is provided to the second clock signal end, is carried to the 3rd clock signal terminal
The 4th clock signal, first clock signal and described are provided for the 3rd clock signal and to the 4th clock signal terminal
The duration of conduction level is less than in the 3rd clock signal and the 4th clock signal and turned in second clock signal
The duration of level.
Display panel and its control method in the embodiment of the present invention, display device, by controlling in the first viewing area
The fluorescent lifetime of luminescent device is less than the fluorescent lifetime of luminescent device in the second viewing area, or, export to the first charging and sweep
The conduction level duration for retouching line is less than output to the conduction level duration of the second charging scan line, carrys out compensating charge and sweeps
Luminance difference caused by linear load difference is retouched, makes the brightness of each several part in special-shaped display panel more consistent.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are this hairs
Some bright embodiments, for those of ordinary skill in the art, without having to pay creative labor, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is a kind of structural representation of display panel in the prior art；
Fig. 2 is the signal intensity schematic diagram in scan line in the first viewing area in Fig. 1 and the second viewing area；
Fig. 3 is a kind of structural representation of display panel in the embodiment of the present invention；
Fig. 4 is a kind of structural representation of first pixel-driving circuit in the embodiment of the present invention；
Fig. 5 is a kind of structural representation of second pixel-driving circuit in the embodiment of the present invention；
The timing diagram of each signal in Fig. 6 bitmaps 4 and Fig. 5；
Fig. 7 is a kind of enabled scan drive circuit structural representation in the embodiment of the present invention；
Fig. 8 is a kind of close-up schematic view in Fig. 3；
Fig. 9 is a kind of charging scan drive circuit structural representation in the embodiment of the present invention；
Figure 10 is each signal timing diagram in Fig. 9；
Figure 11 is a kind of structural representation of display device in the embodiment of the present invention.
Embodiment
To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention
In accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is
Part of the embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art
The every other embodiment obtained under the premise of creative work is not made, belongs to the scope of protection of the invention.
The term used in embodiments of the present invention is only merely for the purpose of description specific embodiment, and is not intended to be limiting
The present invention." one kind ", " described " and "the" of singulative used in the embodiment of the present invention and appended claims
It is also intended to including most forms, unless context clearly shows that other implications.
As shown in figure 3, Fig. 3 is a kind of structural representation of display panel in the embodiment of the present invention, the embodiment of the present invention carries
For a kind of display panel, including：Viewing area 1, viewing area 1 include the He of the first viewing area 11 of h1 arrangements in the first direction
Second viewing area 12, width d1 of first viewing area 1 on second direction h2 are less than the second viewing area 12 in second party
To the width d2 on h2；First viewing area 11 include in the first direction h1 arrangement, in a second direction h2 extension a plurality of first
Charge scan line 21, and the second viewing area 12 includes h1 arrangements in the first direction, h2 extensions a plurality of second are filled in a second direction
Electric scanning line 22；In every frame time during display, the fluorescent lifetime of luminescent device is less than the in the first viewing area 11
The fluorescent lifetime of luminescent device in two viewing areas 12, or, export to first charging scan line 21 conduction level continue when
Between be less than output to the conduction level duration of the second charging scan line 22, completed including the first viewing area 11 per frame time
The time of an image scanning is completed in the time of image scanning and the second viewing area 12.
The embodiment of the present invention also provides a kind of control method of display panel, can be used for above-mentioned display panel, control
Method includes：In every frame time during display, the fluorescent lifetime of luminescent device in the first viewing area 11 is controlled to be less than
The fluorescent lifetime of luminescent device in second viewing area 12, or, the conduction level of control output to the first charging scan line 21
Duration is less than output to the conduction level duration of the second charging scan line 22, includes the first viewing area per frame time
11 complete the time of the time of an image scanning and the image scanning of completion of the second viewing area 12.
Specifically, the time for representing that whole display panel completes subframe scanning is used for per frame time, it to include first
The time of picture scanning is completed in viewing area 11 and the time of picture scanning is completed in the second viewing area 12.First viewing area 11
The fluorescent lifetime of middle luminescent device is less than the fluorescent lifetime of luminescent device in the second viewing area 12, refers to, shows in organic light emission
Show in panel, including luminescent device corresponding with each sub-pixel, during display, luminescent device is including glow phase and not
Glow phase, in not glow phase, including the process to be charged to sub-pixel, when controlling photophore in the first viewing area 11
When the fluorescent lifetime of part is less than the fluorescent lifetime of optical device in the second viewing area 12, i.e., compensated by the difference of fluorescent lifetime
Luminance difference caused by charging scanning linear load difference, makes the brightness of the first viewing area 11 close to the second viewing area 12
Brightness.Conduction level refers to the level for turning on thin film transistor (TFT), and refers to be used to end thin film transistor (TFT) by level
Level, for example, when thin film transistor (TFT) is P-type transistor, for the thin film transistor (TFT), high level is cut-off level,
Low level is conduction level, and the conduction level and cut-off level in scan line refer to the thin film transistor (TFT) for being connect with the scan line
For multilevel type.In the prior art, the brightness of the first viewing area 11 and the second viewing area 12 is inconsistent is due to
First charging scan line 21 with second charging scan line 22 load difference caused by, first charging scan line 21 load compared with
It is small, and the load of the second charging scan line 22 is larger, therefore, if continuing output to the conduction level of the first charging scan line 21
Time is less than output to the conduction level duration of the second charging scan line 22, i.e., by changing conducting of the output to scan line
Level time come to loaded in scan line it is different caused by charging interval difference compensate, export to the first charging scan line
21 conduction level duration diminishes, then the conduction level in the first charging scan line 21 can be made persistently to diminish, so that the
The duration of conduction level close to the duration of conduction level in the second charging scan line 22, makes in one charging scan line 21
Brightness of the brightness of first viewing area 11 close to the second viewing area 12.
Display panel and its control method in the embodiment of the present invention, by controlling luminescent device in the first viewing area
Fluorescent lifetime is less than the fluorescent lifetime of luminescent device in the second viewing area, or, export to the conducting of the first charging scan line
Level duration is less than output to the conduction level duration of the second charging scan line, carrys out compensating charge scanning linear load not
The luminance difference with caused by, makes the brightness of each several part in special-shaped display panel more consistent.
Alternatively, above-mentioned display panel also includes：Positioned at the first viewing area 11 multiple first sub-pixels and be located at
Multiple second sub-pixels of second viewing area 12；The first pixel-driving circuit corresponding with each first sub-pixel, Mei Ge
One pixel-driving circuit includes the first luminescent device and the first enabled switching tube of series connection；Corresponding with each second sub-pixel
Two pixel-driving circuits, each second pixel-driving circuit include the second luminescent device and the second enabled switching tube of series connection；
In per frame time, the deadline of each first enabled switching tube is more than the deadline of each second enabled switching tube.
Structure based on the display panel, the control method are specifically as follows：In every frame time, control each first makes
The deadline of energy switching tube is more than the deadline of each second enabled switching tube.
Specifically, as shown in Figure 4, Figure 5 and Figure 6, Fig. 4 is a kind of knot of first pixel-driving circuit in the embodiment of the present invention
Structure schematic diagram, Fig. 5 is a kind of structural representation of second pixel-driving circuit in the embodiment of the present invention, in Fig. 6 bitmaps 4 and Fig. 5
The timing diagram of each signal, exemplary, the structure of the first pixel-driving circuit and the second pixel-driving circuit is identical, and the pixel is driven
Dynamic circuit is " 7T1C " circuit, i.e., the circuit being made up of 7 thin film transistor (TFT)s and 1 electric capacity, and the circuit includes 7 film crystals
Pipe M1-M7, an electric capacity Cst and a luminescent device T, wherein, M3 is driving transistor, and other transistors are switch crystal
Pipe, the circuit be connected to anode signal line PVDD, cathode signal line PVEE, data wire Vdata, reference voltage signal line Vref,
First scan signal line S1, the second scan signal line S2 and enable signal line, wherein the enabled letter in the first pixel-driving circuit
Number line is the first enable signal line Emit1, and the enable signal line in the second pixel-driving circuit is the second enable signal line
Emit2, thin film transistor (TFT) M1-M7 are P-type transistor, and therefore, the high level in Fig. 6 is cut-off level, and low level is conducting
Level, often in frame time, for each sub-pixel, including first stage T1, second stage T2 and phase III T3, in the first rank
Section T1, M5 and M7 conducting, reference voltage signal line Vref output reference voltages signal is to driving transistor M3 grid and luminous
Device T anode is initialized；Turned in second stage T2, M2 and M4, meanwhile, in the first stage by initialization in T1
Driving transistor M3 is also switched on, and the data-signal of data wire Vdata transmission is transmitted to M3 grid by M2, M3 and M4, until
After M3 grid voltage reaches Vdata-Vth, M3 cut-offs, complete the charging to sub-pixel while carry out valve value compensation, wherein,
Vdata is the voltage data signal of data line transfer, and Vth is M3 threshold voltage；In phase III T3, photophore can be controlled
Part T normal luminous., it is necessary to export cut-off when ensureing T1 in the first stage and second stage T2 wherein for enable signal line
Level, and in phase III T3, conduction level is typically directly exported, still, in embodiments of the present invention, in Fig. 4 and Fig. 5
M1 and M6 be enabled switching tube with light emitting devices in series, therefore in every frame time, M1 and M6 cut-off in control figure 4
Time is more than the deadline of M1 and M6 in Fig. 5, you can the luminosity of the first viewing area is reduced, and M1 and M6 are by enabling
Therefore signal wire, as shown in fig. 6, in every frame time, controls the first enable signal line Emit1 cut-off level come what is controlled
Duration is more than the second enable signal line Emit2 cut-off level duration, for example, as shown in figure 5, directly increasing
The width of first enable signal line Emit1 cut-off level, it is of course also possible to increase the first enable signal line Emit1 height electricity
The number that flat pulse occurs, as long as the fluorescent lifetime of luminescent device in the first viewing area can be reduced.
Alternatively, as shown in 3 and Fig. 7, Fig. 7 is a kind of enabled scan drive circuit structural representation in the embodiment of the present invention
Figure, above-mentioned display panel also include：Scan drive circuit 31 is enabled with the first viewing area 11 corresponding first, and first enabled sweeps
Retouch drive circuit 31 and be connected to a plurality of first enabled scan line Emit1, every first enabled scan line Emit1 is connected to corresponding
The control terminal of first enabled switching tube, the first enabled scan drive circuit 31 have the first initial signal end STV1；It is aobvious with second
Show the second enabled scan drive circuit 32 corresponding to region 12, it is enabled that the second enabled scan drive circuit 32 is connected to a plurality of second
Scan line Emit2, every second enabled scan line Emit2 are connected to the control terminal of corresponding second enabled switching tube, and second makes
Energy scan drive circuit 32 has the second initial signal end STV2；Driving chip IC, driving chip IC are connected to the first initial letter
Number end STV1 and the second initial signal end STV2, driving chip IC be used in every frame time, to the first initial signal end STV1
First initial signal is provided and provides the second initial signal to the second initial signal end STV2, ends electricity in the first initial signal
The flat duration is more than the duration of cut-off level in the second initial signal.
Structure based on the display panel, above-mentioned control method are specifically as follows：Driving chip IC in every frame time, to
First initial signal end STV1 provides the first initial signal and provides the second initial signal to the second initial signal end STV2, the
The duration of cut-off level is more than the duration of cut-off level in the second initial signal in one initial signal.
Specifically, the deadline for switching tube being enabled based on above-mentioned control each first is more than each second enabled switching tube
Deadline technical scheme, the corresponding pixel-driving circuit of each sub-pixel, often corresponding one of row sub-pixel is enabled sweeps
Line is retouched, the signal in enabled scan line comes from enabled scan drive circuit, in the embodiment of the present invention, is provided with and the first display
First enables scan drive circuit 31 and enables turntable driving electricity with the second viewing area 12 corresponding second corresponding to region 11
Road 32, wherein, enabled scan drive circuit needs IC to provide an initial signal, enabled to sweep under the control of the initial signal
Drive circuit generation enabled scanning signal corresponding with every enabled scan line is retouched, in the prior art, IC is carried in every frame time
For the pulse signal with a specific width as initial signal, according to the principle of scan drive circuit, scan drive circuit
Can export with the pulse signal that the pulse signal has same widths to enabled scan line, and the pulse width then determine it is enabled
The fluorescent lifetime of the deadline of switching tube, i.e. luminescent device, therefore, in embodiments of the present invention, by controlling IC outputs
The duration of cut-off level is more than the duration of cut-off level in the second initial signal in first initial signal, you can realizes
The deadline of each first enabled switching tube is set to be more than the deadline of each second enabled switching tube, so that the first display
Brightness of the brightness in region 11 close to the second viewing area 12.It should be noted that the first enabled scan drive circuit 31 and the
It is enabled to first that two enabled scan drive circuits 32 are respectively provided with the first clock signal terminal CKV1 and second clock signal end CKV2, IC
The clock signal that scan drive circuit 31 provides is identical with the clock signal provided to the second enabled scan drive circuit 32.
Alternatively, display panel also includes：Positioned at multiple first sub-pixels of the first viewing area 11 and positioned at second
Multiple second sub-pixels of viewing area 12；The first pixel-driving circuit corresponding with each first sub-pixel, each first picture
Plain drive circuit includes the first charge switch pipe and the first driving transistor, and the first end of the first charge switch pipe is connected to first
The control terminal of driving transistor, the second end of the first charge switch pipe are connected to the first end of the first driving transistor, and first fills
The control terminal of electric switch pipe is connected to corresponding first charging scan line；The second pixel driver corresponding with each second sub-pixel
Circuit, each second pixel-driving circuit include the second charge switch pipe and the second driving transistor, the second charge switch pipe
First end is connected to the control terminal of the second driving transistor, and the second end of the second charge switch pipe is connected to the second driving transistor
First end, the control terminal of the second charge switch pipe be connected to corresponding to the second charging scan line.
Specifically, as shown in Figure 3 and Figure 4, wherein, the circuit structure in Fig. 3 and Fig. 4 has been made to be situated between in the above-described embodiments
Continue, repeat no more here, it is necessary to illustrate, in figure 3, M3 is the first driving transistor, and M4 is the first charge switch pipe,
In Fig. 4, M3 is the second driving transistor, and M4 is the second charge switch pipe, i.e. in pixel-driving circuit, it is brilliant to be series at driving
Thin film transistor (TFT) between the first end and control terminal of body pipe is charge switch pipe, and charge switch pipe is used for control data signal
Transmit to the control terminal of driving transistor, charged, after charging complete, electric capacity Cst keeps driving by the effect of itself
The control terminal voltage of dynamic transistor is constant.And M4 control terminal is connected to the second scan signal line S2, i.e. second sweeping in Fig. 4
Signal wire S2 is retouched as the first charging scan line 21 in Fig. 3, the second charging in the second scan signal line S2 bitmaps 3 in Fig. 5
Scan line 22, both load difference, cause the first charging scan line 21 to have electricity faster relative to the second charging scan line 22
Flat conversion time, in embodiments of the present invention, in every frame time, the conduction level of control output to the first charging scan line 21
Duration is less than output to the conduction level duration of the second charging scan line 22, so, in the first charging scan line 21
On the premise of there are different loads with the second charging scan line 22, make the ON time of final first charge switch pipe close to second
Charging interval in the ON time of charge switch pipe, i.e. the first viewing area and the second viewing area more closely, so that
Brightness of the brightness of first viewing area 11 close to the second viewing area 12.
Alternatively, as shown in figure 8, Fig. 8 is a kind of close-up schematic view in Fig. 3, display panel also includes：Positioned at first
Multiple first sub-pixels 41 (first sub-pixel 41 is only labelled with figure) of viewing area 11 and positioned at the second viewing area
Multiple second sub-pixels 42 (second sub-pixel 42 is only labelled with figure) in domain 12；It is corresponding with each first sub-pixel 41
First charge switch pipe 51 and the first pixel electrode 61, the first end of the first charge switch pipe 51 are connected to corresponding data wire 7,
Second end of the first charge switch pipe 51 is connected to corresponding first pixel electrode 61, and the control terminal of the first charge switch pipe 51 connects
First charging scan line 21 corresponding to being connected to；The pixel of second charge switch pipe 52 and second corresponding with each second sub-pixel 42
Electrode 62, the first end of the second charge switch pipe 52 are connected to corresponding data wire 7, and the second end of the second charge switch pipe 52 connects
Second pixel electrode 62 corresponding to being connected to, the control terminal of the second charge switch pipe 52 are connected to corresponding second charging scan line
22。
Specifically, illustrate that liquid crystal display panel in Fig. 8, in liquid crystal display panel, the luminosity of sub-pixel by
Voltage on pixel electrode determines, when the first charge switch pipe 51 turns on, the data-signal on data wire 7 passes through the first charging
Switching tube 51 is transmitted to corresponding first pixel electrode 61, and the first sub-pixel 41 is charged, when the second charge switch pipe 52
During conducting, the data-signal on data wire 7 is transmitted to corresponding second pixel electrode 62 by the second charge switch pipe 52, to
Two sub-pixels 42 are charged, and the first charging scan line 21 is different with the load of the second charging scan line 22, causes the first charging
Scan line 21 has faster level conversion time relative to the second charging scan line 22, in embodiments of the present invention, in every frame
In time, control output to the conduction level duration of the first charging scan line 21 is less than output to the second charging scan line 22
The conduction level duration, so, first charging scan line 21 and second charge scan line 22 have different loads before
Put, make the ON time of final first charge switch pipe close to the ON time of the second charge switch pipe, i.e. the first viewing area
Charging interval in domain and the second viewing area is more closely, so that the brightness of the first viewing area 11 is close to the second viewing area
The brightness in domain 12.
Alternatively, as shown in Figure 3 and Figure 9, Fig. 9 is a kind of charging scan drive circuit structural representation in the embodiment of the present invention
Figure, above-mentioned display panel also include：With 11 corresponding first charging scan drive circuit 81 of the first viewing area, the first charging is swept
Retouch drive circuit 81 and be connected to every first charging scan line 21, the first charging scan drive circuit 81 has the first clock signal
Hold CK1 and second clock signal end CK2；With 12 corresponding second charging scan drive circuit 82 of the second viewing area, second fills
Electric scanning drive circuit 82 is connected to every second charging scan line 22, and the second charging scan drive circuit 82 has the 3rd clock
Signal end CK3 and the 4th clock signal terminal CK4；Driving chip IC, driving chip IC are connected to the first clock signal terminal CK1,
Two clock signal terminal CK2, the 3rd clock signal terminal CK3 and the 4th clock signal terminal CK4, driving chip IC are used in every frame time
It is interior, provide the first clock signal to the first clock signal terminal CK1, second clock signal be provided to second clock signal end CK2, to
3rd clock signal terminal carry CK3 for the 3rd clock signal and to the 4th clock signal terminal CK4 provide the 4th clock signal, first
The duration of conduction level is less than in the 3rd clock signal and the 4th clock signal and led in clock signal and second clock signal
It is powered the flat duration.
Based on above-mentioned any display panel structure, the control method of display panel is specifically as follows：Driving chip IC is every
In frame time, provide the first clock signal to the first clock signal terminal CK1, provide second clock to second clock signal end CK2
Signal, carry to the 3rd clock signal terminal CK3 and provide the 4th clock letter for the 3rd clock signal and to the 4th clock signal terminal CK4
Number, the duration of conduction level is less than the 3rd clock signal in the first clock signal and second clock signal and the 4th clock is believed
The duration of conduction level in number.
Specifically, the charging scan drive circuit in Fig. 9 can apply to liquid crystal display panel or organic light emitting display face
In plate, for example, when in applied to liquid crystal display panel, it can be used for driving the first charging scan line 21 as shown in Figure 8
With the second charging scan line 22, when in applied to organic electroluminescence display panel, can be used for driving as shown in Figure 4 second
Scan signal line S2 (i.e. the first charging scan line 21 in Fig. 3) and the second scan signal line S2 as shown in Figure 5 (scheme
The second charging scan line 22 in 3).First charging scan drive circuit 81 is used in the first clock signal and second clock signal
Control under output charging scanning signal and export to each first charging scan line 21, second charging scan drive circuit 82 be used for
Charging scanning signal is exported under the control of the 3rd clock signal and the 4th clock signal and is exported to each second charging scan line
22, respectively the duration of conduction level is related to clock signal in charging scan line, and as shown in Figure 10, Figure 10 is respectively to believe in Fig. 9
Number timing diagram, in the scan line that charges the duration of conduction level determined by the duration of conduction level in clock signal, the
The duration of conduction level is less than in the 3rd clock signal and the 4th clock signal in one clock signal and second clock signal
The duration of conduction level, therefore, the duration of conduction level is less than the second charging scanning in the first charging scan line 21
The duration of conduction level in line 22, so, have in the first charging scan line 21 with the second charging scan line 22 and Bu Tong bear
On the premise of load, make the ON time of final first charge switch pipe close to the ON time of the second charge switch pipe, i.e., first
Charging interval in viewing area and the second viewing area is more closely, so that the brightness of the first viewing area 11 is close to second
The brightness of viewing area 12.It should be noted that the first charging scan drive circuit 81 has the 3rd initial signal end STV3, the
Two charging scan drive circuits 82 have the 4th initial signal end STV4, and in every frame time, driving chip IC is initial to the 3rd
The duration of cut-off level is identical in the initial signal that signal end STV3 and the 4th initial signal end STV4 is provided, only by filling
The duration difference of conduction level compensates in electric scanning line.In addition, in other achievable modes, also may be used
So that the first charging scan drive circuit and the second charging scan drive circuit cascade, even if in the first charging scan drive circuit
Afterbody shift register and second charging scan drive circuit in first order shift register cascade, sweep the first charging
Retouch afterbody shift register in drive circuit and provide initial signal for the second charging scan drive circuit.
As shown in figure 11, Figure 11 be the embodiment of the present invention in a kind of structural representation of display device, the embodiment of the present invention
A kind of real device, including above-mentioned display panel 100 are also provided.
Wherein, the concrete structure of display panel 100 and principle are same as the previously described embodiments, will not be repeated here.Display dress
It can be any with aobvious such as touch display screen, mobile phone, tablet PC, notebook computer, electric paper book or television set to put
Show the electronic equipment of function.
Display device in the embodiment of the present invention, by controlling the fluorescent lifetime of luminescent device in the first viewing area to be less than
The fluorescent lifetime of luminescent device in second viewing area, or, export to the conduction level duration of the first charging scan line
Less than output to second charging scan line the conduction level duration, come compensating charge scanning linear load difference caused by it is bright
Difference is spent, makes the brightness of each several part in special-shaped display panel more consistent.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
God any modification, equivalent substitution and improvements done etc., should be included within the scope of protection of the invention with principle.
Finally it should be noted that：Various embodiments above is merely illustrative of the technical solution of the present invention, rather than its limitations；To the greatest extent
The present invention is described in detail with reference to foregoing embodiments for pipe, it will be understood by those within the art that：Its according to
The technical scheme described in foregoing embodiments can so be modified, either which part or all technical characteristic are entered
Row equivalent substitution；And these modifications or replacement, the essence of appropriate technical solution is departed from various embodiments of the present invention technology
The scope of scheme.
Claims (11)
- A kind of 1. display panel, it is characterised in that including：Viewing area, the viewing area includes the first viewing area and the second viewing area arranged in the first direction, described The width of first viewing area in a second direction is less than the width of second viewing area in this second direction；First viewing area includes sweeping along first direction arrangement, along a plurality of first charging of second direction extension Line is retouched, second viewing area is included along first direction arrangement, a plurality of second charging along second direction extension Scan line；In every frame time during display, the fluorescent lifetime of luminescent device is less than described second in first viewing area The fluorescent lifetime of luminescent device in viewing area, or, export to the conduction level duration of the described first charging scan line It is the conduction level duration less than output to the described second charging scan line, described to include first viewing area per frame time The time of an image scanning is completed in domain and the time of an image scanning is completed in second viewing area.
- 2. display panel according to claim 1, it is characterised in that also include：Multiple first sub-pixels positioned at first viewing area and multiple second sons positioned at second viewing area Pixel；The first pixel-driving circuit corresponding with each first sub-pixel, each first pixel-driving circuit include string First luminescent device of connection and the first enabled switching tube；The second pixel-driving circuit corresponding with each second sub-pixel, each second pixel-driving circuit include string Second luminescent device of connection and the second enabled switching tube；In every frame time, the deadline of each described first enabled switching tube is more than each described second and enables switch The deadline of pipe.
- 3. display panel according to claim 2, it is characterised in that also include：Corresponding with first viewing area first enabled scan drive circuit, the described first enabled scan drive circuit connection In a plurality of first enabled scan line, every described first enabled scan line is connected to the control of corresponding described first enabled switching tube End processed, the described first enabled scan drive circuit have the first initial signal end；Corresponding with second viewing area second enabled scan drive circuit, the described second enabled scan drive circuit connection In a plurality of second enabled scan line, every described second enabled scan line is connected to the control of corresponding described second enabled switching tube End processed, the described second enabled scan drive circuit have the second initial signal end；Driving chip, the driving chip are connected to the first initial signal end and the second initial signal end, the drive Dynamic chip be used for it is described per frame time in, provide the first initial signal and to described second to the first initial signal end Initial signal end provides the second initial signal, in first initial signal duration of cut-off level be more than at the beginning of described second The duration of cut-off level in beginning signal.
- 4. display panel according to claim 1, it is characterised in that also include：Multiple first sub-pixels positioned at first viewing area and multiple second sons positioned at second viewing area Pixel；The first pixel-driving circuit corresponding with each first sub-pixel, each first pixel-driving circuit include the One charge switch pipe and the first driving transistor, the first end of the first charge switch pipe are connected to the first driving crystal The control terminal of pipe, the second end of the first charge switch pipe are connected to the first end of first driving transistor, and described The control terminal of one charge switch pipe is connected to the corresponding first charging scan line；The second pixel-driving circuit corresponding with each second sub-pixel, each second pixel-driving circuit include the Two charge switch pipes and the second driving transistor, the first end of the second charge switch pipe are connected to the second driving crystal The control terminal of pipe, the second end of the second charge switch pipe are connected to the first end of second driving transistor, and described The control terminal of two charge switch pipes is connected to the corresponding second charging scan line.
- 5. display panel according to claim 1, it is characterised in that also include：Multiple first sub-pixels positioned at first viewing area and multiple second sons positioned at second viewing area Pixel；Corresponding with each first sub-pixel the first charge switch pipe and the first pixel electrode, the first charge switch pipe First end be connected to corresponding data wire, the second end of the first charge switch pipe be connected to corresponding to first pixel Electrode, the control terminal of the first charge switch pipe are connected to the corresponding first charging scan line；Corresponding with each second sub-pixel the second charge switch pipe and the second pixel electrode, the second charge switch pipe First end be connected to corresponding data wire, the second end of the second charge switch pipe be connected to corresponding to second pixel Electrode, the control terminal of the second charge switch pipe are connected to the corresponding second charging scan line.
- 6. the display panel according to claim 4 or 5, it is characterised in that also include：The first charging scan drive circuit corresponding with first viewing area, the first charging scan drive circuit connection In every the first charging scan line, the first charging scan drive circuit has the first clock signal terminal and second clock Signal end；The second charging scan drive circuit corresponding with second viewing area, the second charging scan drive circuit connection In every the second charging scan line, described second, which makes charging retouch drive circuit, has the 3rd clock signal terminal and the 4th clock Signal end；Driving chip, the driving chip are connected to first clock signal terminal, the second clock signal end, the described 3rd Clock signal terminal and the 4th clock signal terminal, the driving chip are used for described per in frame time, during to described first Clock signal end provides the first clock signal, second clock signal provided to the second clock signal end, to the 3rd clock Signal end provides the 3rd clock signal and provides the 4th clock signal, the first clock letter to the 4th clock signal terminal Number and the second clock signal in duration of conduction level be less than the 3rd clock signal and the 4th clock and believe The duration of conduction level in number.
- 7. a kind of display device, it is characterised in that including the display panel as described in any one in claim 1 to 6.
- A kind of 8. control method of display panel, it is characterised in thatThe display panel, including：Viewing area, the viewing area includes the first viewing area and the second viewing area arranged in the first direction, described The width of first viewing area in a second direction is less than the width of second viewing area in this second direction；First viewing area includes sweeping along first direction arrangement, along a plurality of first charging of second direction extension Line is retouched, second viewing area is included along first direction arrangement, a plurality of second charging along second direction extension Scan line；The control method includes：In every frame time during display, luminescent device in first viewing area is controlled Fluorescent lifetime be less than the fluorescent lifetime of luminescent device in second viewing area, or, control output is filled to described first The conduction level duration of electric scanning line is less than output to the conduction level duration of the described second charging scan line, described The time and second viewing area for including a first viewing area image scanning of completion per frame time complete once The time of image scanning.
- 9. control method according to claim 8, it is characterised in thatThe display panel also includes：Multiple first sub-pixels positioned at first viewing area and multiple second sons positioned at second viewing area Pixel；The first pixel-driving circuit corresponding with each first sub-pixel, each first pixel-driving circuit include string First luminescent device of connection and the first enabled switching tube；The second pixel-driving circuit corresponding with each second sub-pixel, each second pixel-driving circuit include string Second luminescent device of connection and the second enabled switching tube；The control method is specially：In every frame time, the deadline of each described first enabled switching tube of control More than the deadline of each described second enabled switching tube.
- 10. control method according to claim 9, it is characterised in thatThe display panel also includes：Corresponding with first viewing area first enabled scan drive circuit, the described first enabled scan drive circuit connection In a plurality of first enabled scan line, every described first enabled scan line is connected to the control of corresponding described first enabled switching tube End processed, the described first enabled scan drive circuit have the first initial signal end；Corresponding with second viewing area second enabled scan drive circuit, the described second enabled scan drive circuit connection In a plurality of second enabled scan line, every described second enabled scan line is connected to the control of corresponding described second enabled switching tube End processed, the described second enabled scan drive circuit have the second initial signal end；Driving chip, the driving chip are connected to the first initial signal end and the second initial signal end；The control method is specially：The driving chip provides in every frame time to the first initial signal end First initial signal and the second initial signal is provided to the second initial signal end, electricity is ended in first initial signal The flat duration is more than the duration of cut-off level in second initial signal.
- 11. control method according to claim 8, it is characterised in thatThe display panel also includes：The first charging scan drive circuit corresponding with first viewing area, the first charging scan drive circuit connection In every the first charging scan line, the first charging scan drive circuit has the first clock signal terminal and second clock Signal end；The second charging scan drive circuit corresponding with second viewing area, the second charging scan drive circuit connection In every the second charging scan line, the second charging scan drive circuit has the 3rd clock signal terminal and the 4th clock Signal end；Driving chip, the driving chip are connected to first clock signal terminal, the second clock signal end, the described 3rd Clock signal terminal and the 4th clock signal terminal；The control method is specially：The driving chip provides in every frame time to first clock signal terminal First clock signal, second clock signal is provided to the second clock signal end, the is provided to the 3rd clock signal terminal Three clock signals and to the 4th clock signal terminal provide the 4th clock signal, first clock signal and described second The duration of conduction level is less than conduction level in the 3rd clock signal and the 4th clock signal in clock signal Duration.
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