CN109697966A - Array substrate, display panel and driving method thereof - Google Patents
Array substrate, display panel and driving method thereof Download PDFInfo
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- CN109697966A CN109697966A CN201910152229.XA CN201910152229A CN109697966A CN 109697966 A CN109697966 A CN 109697966A CN 201910152229 A CN201910152229 A CN 201910152229A CN 109697966 A CN109697966 A CN 109697966A
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- 239000000758 substrate Substances 0.000 title claims abstract description 54
- 238000000034 method Methods 0.000 title claims abstract description 17
- 239000010409 thin film Substances 0.000 claims description 37
- 239000010408 film Substances 0.000 claims description 29
- 238000006073 displacement reaction Methods 0.000 claims description 16
- 239000013078 crystal Substances 0.000 claims description 7
- 238000010586 diagram Methods 0.000 description 14
- 230000005540 biological transmission Effects 0.000 description 5
- 239000004973 liquid crystal related substance Substances 0.000 description 4
- 239000003990 capacitor Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000003071 parasitic effect Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 235000013399 edible fruits Nutrition 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- 230000003190 augmentative effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003760 hair shine Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000004020 luminiscence type Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000027756 respiratory electron transport chain Effects 0.000 description 1
- 230000001235 sensitizing effect Effects 0.000 description 1
- 230000011664 signaling Effects 0.000 description 1
- 238000010408 sweeping Methods 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
- G09G3/36—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source using liquid crystals
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/22—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 using controlled light sources
- G09G3/30—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 using controlled light sources using electroluminescent panels
- G09G3/32—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 using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED]
- G09G3/3208—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 using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED] organic, e.g. using organic light-emitting diodes [OLED]
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/22—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 using controlled light sources
- G09G3/30—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 using controlled light sources using electroluminescent panels
- G09G3/32—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 using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED]
- G09G3/3208—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 using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED] organic, e.g. using organic light-emitting diodes [OLED]
- G09G3/3266—Details of drivers for scan electrodes
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
- G09G3/36—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source using liquid crystals
- G09G3/3611—Control of matrices with row and column drivers
- G09G3/3674—Details of drivers for scan electrodes
- G09G3/3677—Details of drivers for scan electrodes suitable for active matrices only
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C19/00—Digital stores in which the information is moved stepwise, e.g. shift registers
- G11C19/28—Digital stores in which the information is moved stepwise, e.g. shift registers using semiconductor elements
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2310/00—Command of the display device
- G09G2310/02—Addressing, scanning or driving the display screen or processing steps related thereto
- G09G2310/0264—Details of driving circuits
- G09G2310/0286—Details of a shift registers arranged for use in a driving circuit
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
Abstract
The embodiment of the invention discloses an array substrate, a display panel and a driving method thereof. Wherein, this array substrate includes: a plurality of shift register groups, at least two first switch units, at least one second switch unit, and a plurality of driving signal lines; each shift register group comprises at least two cascaded shift registers; the driving signal line is correspondingly and electrically connected with the shift register; the trigger signal end of the last stage of shift register in the ith shift register group is electrically connected with the starting signal end of the first stage of shift register in the (i + 1) th shift register group through a first switch unit; and the trigger signal end of the last stage of shift register in the former shift register group is electrically connected with the starting signal end of the first stage of shift register in the latter shift register group through a second switch unit. The technical scheme of the embodiment of the invention can improve the display quality of the display panel.
Description
Technical field
The present invention relates to field of display technology more particularly to a kind of array substrates, display panel and its driving method.
Background technique
Display has a more and more uses, such as mobile phone display screen in the modern life, note-book computer display screen,
MP3 (Moving Picture Experts Group Audio Layer-3) display screen, television display screen, augmented reality or
Virtual reality headset equipment etc..
As display shows the raising of the resolution ratio and refreshing frequency of picture, lead to sweeping for every row pixel in display
Retouching the time is gradually reduced, and leads to show uniformity difference and visible artefacts.
Summary of the invention
The embodiment of the present invention provides a kind of array substrate, display panel and its driving method, and display panel can be improved
Display effect.
In a first aspect, the embodiment of the invention provides a kind of array substrates, comprising:
Multiple shift register groups, at least two first switch units, at least one second switch unit and a plurality of driving
Signal wire；Each shift register group includes the shift register of at least two-stage cascade, and shift register includes enabling signal end
With trigger signal end；Wherein, the adjacent two-stage shift register in each shift register group, rear stage shift register open
Dynamic signal end is electrically connected with the trigger signal end of previous stage shift register；
Drive signal line electrical connection corresponding with shift register；
The trigger signal end of afterbody shift register in i-th of shift register group passes through a first switch list
Member is electrically connected with the enabling signal end of the first order shift register in i+1 shift register group, wherein i=1,
2 ... N-1, i and N are integer, and the number of multiple shift register groups is N, N >=3；
At least two non-conterminous shift register groups, the afterbody shift register in previous shift register group
The starting that passes through the first order shift register in a second switch unit, with the latter shift register group of trigger signal end
Signal end electrical connection.
Second aspect, the embodiment of the invention also provides a kind of display panels, provide including any embodiment of that present invention
Array substrate.
The third aspect, the embodiment of the invention also provides a kind of display panels provided based on any embodiment of that present invention
Driving method, comprising:
The conducting of at least two first switch units is controlled, the shutdown of at least one second switch unit is controlled, all displacements are posted
Storage group output drive signal step by step；
The shutdown of at least two first switch units is controlled, controls the conducting of at least one second switch unit, at least two are not
Adjacent shift register group output drive signal step by step.
The technical solution of the embodiment of the present invention, when picture refreshing frequency is higher, by controlling at least two first switches
Unit shutdown, control at least one second switch unit conducting, can make at least two non-conterminous shift register groups by
Grade output drive signal, so that region corresponding with the drive signal line of at least two non-conterminous shift register group electrical connections
Pixel unit it is scanned, therefore the luminance of the pixel unit in the region will be updated；It is electrically connected with remaining shift register group
The pixel unit in the corresponding region of the drive signal line connect is not scanned, and luminance is not updated, by shining before maintenance
State, so as to reduce the area of display area when refreshing frequency is higher, to increase the sweep time of every row pixel, with
The charging time of every row pixel unit is very short when avoiding high-frequency drive, thus is highly susceptible to thin film transistor (TFT) (Thin Film
Transistor, TFT) characteristic and parasitic capacitance influence, since the influence of the inhomogeneity of the characteristic and capacitor of TFT is led
Cause display uneven and ghost.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of array substrate provided in an embodiment of the present invention；
Fig. 2 is the structural schematic diagram of another array substrate provided in an embodiment of the present invention；
Fig. 3 is the structural schematic diagram of another array substrate provided in an embodiment of the present invention；
Fig. 4 is the structural schematic diagram of another array substrate provided in an embodiment of the present invention；
Fig. 5 is the structural schematic diagram of another array substrate provided in an embodiment of the present invention；
Fig. 6 is a kind of the schematic diagram of the section structure of display panel provided in an embodiment of the present invention；
Fig. 7 is the schematic diagram of the section structure of another display panel provided in an embodiment of the present invention；
Fig. 8 is a kind of flow chart of the driving method of display panel provided in an embodiment of the present invention.
Specific embodiment
The present invention is described in further detail with reference to the accompanying drawings and examples.It is understood that this place is retouched
The specific embodiment stated is used only for explaining the present invention rather than limiting the invention.It also should be noted that in order to just
Only the parts related to the present invention are shown in description, attached drawing rather than entire infrastructure.
The embodiment of the present invention provides a kind of array substrate.Fig. 1 is a kind of knot of array substrate provided in an embodiment of the present invention
Structure schematic diagram.The array substrate may be disposed in display panel.The array substrate 100 includes: driving circuit and a plurality of driving letter
Number line 140, which includes multiple shift register group 110 (the 1st shift register group 110-1, the 2 as shown in figure 1
A shift register group 110-2, the 3rd shift register group 110-3), at least two first switch units 120 and at least one
Second switch unit 130.
Wherein, each shift register group 110 includes the shift register 111 of at least two-stage cascade, shift register 111
Including enabling signal end S1 and trigger signal end S2；Wherein, the adjacent two-stage shift register in each shift register group 110
111, the enabling signal end S1 of rear stage shift register 111 is electrically connected with the trigger signal end S2 of previous stage shift register 111
It connects；The electrical connection corresponding with shift register 111 of drive signal line 140, such as drive signal line 140 and shift register 111
Driving signal output end corresponds electrical connection, and the trigger signal end S2 of shift register 111 can be driving signal output end；
The trigger signal end S2 of afterbody shift register 111 in i-th of shift register group 110 passes through a first switch unit
120, it is electrically connected with the enabling signal end S1 of the first order shift register 111 in i+1 shift register group 110, wherein
I=1,2 ... N-1, i and N are integer, and the number of multiple shift register groups 110 is N, N >=3；At least two is non-conterminous
Shift register group 110, the trigger signal end S2 of the afterbody shift register 111 in previous shift register group 110
Believed by the starting of the first order shift register 111 in a second switch unit 130, with the latter shift register group 110
Number end S1 electrical connection.
Wherein, the number of the shift register 111 in different shift register groups 110 can be equal or different.The present invention
Embodiment to the number of shift register group 110 without limitation.Adjacent two-stage displacement in each shift register group 110 is posted
Storage 111, previous stage shift register 111 will be activated when its enabling signal end S1 receives enabling signal, when can cooperate
Clock signal output drive signal, clock signal can be provided by clock cable, i.e., shift register 111 can be believed according to starting
Drive signal line output drive signal from number enabling signal that receives of end S1 to corresponding electrical connection so that and driving signal
The luminance of the one-row pixels unit of line electrical connection is updated, and updated luminance can be with luminance phase before
Same or different, luminance may include at least one of color and brightness of the light that pixel unit issues.And it is triggered by it
Signal end S2 inputs enabling signal to the enabling signal end S1 for the rear stage shift register 111 being connected electrically, so that latter
Grade shift register 111 is activated, and realizes shift register output drive signal step by step.Fig. 1 illustratively draws 3 displacements and posts
The case where storage group is that the 1st shift register group 110-1, the 2nd shift register group 110-2, the 3rd displacement are posted respectively
Storage group 110-3.Optionally, drive signal line 140 is scan line, alternatively, drive signal line 140 is light emitting control line.Accordingly
, driving signal is scanning signal or LED control signal.The driving circuit can be scan drive circuit or light emitting control electricity
Road.Optionally, drive signal line electrical connection corresponding with the trigger signal end of shift register, i.e., trigger signal end can also be used in defeated
Driving signal out.As adjacent two shift register groups 110 (shift register group 110-1 and 110-2 as shown in figure 1, or, moving
Bit register group 110-2 and 110-3) between the first switch unit 120 that is electrically connected when being connected, previous shift register group
The enabling signal of the trigger signal end S1 output of afterbody shift register 111 in 110 can just be transmitted to the latter displacement
The enabling signal end S1 of first order shift register 111 in register group 110, so that in the latter shift register group 110
First order shift register 111 be activated；When the first switch unit connected between two adjacent shift register groups 110
When 120 shutdown, the trigger signal end S1 output of the afterbody shift register 111 in previous shift register group 110
Enabling signal cannot be transmitted to the enabling signal end S1 of the first order shift register 111 in the latter shift register group 110,
First order shift register 111 in the latter shift register group 110 cannot be activated.
Two 110 (shift register groups as shown in figure 1 of shift register group being electrically connected with same second switch unit 130
110-1 and 110-3) in, when the second switch unit 130 conducting, the afterbody in previous shift register group 110 is moved
The enabling signal of the trigger signal end S1 output of bit register 111 can just be transmitted to the in the latter shift register group 110
The enabling signal end S1 of level-one shift register 111, so that the first order shift register in the latter shift register group 110
111 are activated；Afterbody shift LD when the second switch unit 130 shutdown, in previous shift register group 110
The enabling signal of the trigger signal end S1 output of device 111 cannot be transmitted to the shifting of the first order in the latter shift register group 110
The enabling signal end S1 of bit register 111, first order shift register 111 in the latter shift register group 110 cannot be by
Starting.
In full display pattern, picture refreshing frequency is normal, such as can be 60Hz, is opened by control at least two first
It closes unit 120 to simultaneously turn on, controls at least one second switch unit 130 and simultaneously turn off, all shift registers can be made
Output drive signal step by step is organized, so that the pixel array of entire viewing area is scanned, the pixel array of entire viewing area shines
State will be updated.In partial region when display pattern, picture refreshing frequency is higher, such as may be greater than 60Hz, passes through control
It makes at least two first switch units 120 to simultaneously turn off, controls at least one second switch unit 130 and simultaneously turn on, can make
At least two non-conterminous shift register groups output drive signal step by step is obtained, so that at least two non-conterminous shift LDs
The pixel unit in the corresponding region of drive signal line 140 that device group 110 is electrically connected is scanned, and luminance will be updated, with it
The pixel unit in the corresponding region of drive signal line 140 that remaining shift register group 110 is electrically connected is not scanned and luminance
It is not updated, the luminance before maintaining, so as to reduce the area of display area when refreshing frequency is higher, to increase
The sweep time of big every row pixel, the charging time of every row pixel unit is very short when to avoid high-frequency drive, thus be easy to by
To the influence of the characteristic and parasitic capacitance of thin film transistor (TFT) (Thin Film Transistor, TFT), due to the characteristic of TFT
Influence with the inhomogeneity of capacitor causes display uneven and ghost.
Illustratively, as shown in Figure 1, in full display pattern, picture refreshing frequency is normal, is opened by controlling two first
It closes unit 120 to simultaneously turn on, control second switch unit 130 turns off, and can make the of the 1st shift register group 110-1
111 output drive signal of level-one shift register, the then first order shift register 111 of the 1st shift register group 110-1
Trigger signal end S2 export enabling signal to the 1st shift register group 110-1 second level shift register starting letter
Number end S1, make 111 output drive signal of second level shift register of the 1st shift register group 110-1, then the 1st shifting
The trigger signal end S2 of the second level shift register 111 of bit register group 110-1 exports enabling signal to the 1st shift LD
The enabling signal end S1 of the third level shift register 111 of device group 110-1, and so on ... ... until the 1st shift register
111 output drive signal of afterbody shift register of group 110-1, then the 1st shift register group 110-1 last
The trigger signal end S2 of grade shift register 111 exports the first order displacement of enabling signal to the 2nd shift register group 110-2
The enabling signal end S1 of register 111 makes 111 output driving of first order shift register of the 2nd shift register group 110-2
Signal, then the trigger signal end S2 output starting of the first order shift register 111 of the 2nd shift register group 110-2 is believed
Number to the 2nd shift register group 110-2 second level shift register 111 enabling signal end S1, make the 2nd shift LD
111 output drive signal of second level shift register of device group 110-2, the then second level of the 2nd shift register group 110-2
The third level displacement that the trigger signal end S2 of shift register 111 exports enabling signal to the 2nd shift register group 110-2 is posted
The enabling signal end S1 of storage, and so on ... ... until the afterbody shift LD of the 2nd shift register group 110-2
111 output drive signal of device, the then trigger signal of the afterbody shift register 111 of the 2nd shift register group 110-2
Hold S2 export enabling signal to the 3rd shift register group 110-3 first order shift register 111 enabling signal end S1,
Make 111 output drive signal of first order shift register of the 3rd shift register group 110-3, then the 3rd shift register
The trigger signal end S2 of the first order shift register 111 of group 110-3 exports enabling signal to the 3rd shift register group 110-
The enabling signal end S1 of 3 second level shift register 111, makes the second level shift LD of the 3rd shift register group 110-3
111 output drive signal of device, then the trigger signal end S2 of the second level shift register of the 3rd shift register group 110-3
Export enabling signal to the 3rd shift register group 110-3 third level shift register 111 enabling signal end S1, with this
Analogize ... ... 111 output drive signal of afterbody shift register until the 3rd shift register group 110-3, it can be complete
At the shifting in the 1st shift register group 110-1, the 2nd shift register group 110-2 and the 3rd shift register group 110-3
The output drive signal step by step of bit register 111 progressively scans drive signal line 140 with realizing, so that entire viewing area
Pixel array it is scanned, the luminance of the pixel array of entire viewing area will be updated, i.e. first area A1, second area
The pixel unit of A2 and third region A3 are scanned, the pixel unit of first area A1, second area A2 and third region A3
Luminance will be updated.
In partial region when display pattern, picture refreshing frequency is higher, simultaneously by two first switch units 120 of control
Shutdown, control second switch unit 130 are connected, and can make the first order shift register of the 1st shift register group 110-1
111 output drive signals, then the trigger signal end S2 of the first order shift register 111 of the 1st shift register group 110-1
Export enabling signal to the 1st shift register group 110-1 second level shift register 111 enabling signal end S1, make the 1st
111 output drive signal of second level shift register of a shift register group 110-1, then the 1st shift register group
The trigger signal end S2 of the second level shift register 111 of 110-1 exports enabling signal to the 1st shift register group 110-1
Third level shift register 111 enabling signal end S1, and so on ... ... until the 1st shift register group 110-1
111 output drive signal of afterbody shift register, then the afterbody displacement of the 1st shift register group 110-1 is posted
The trigger signal end S2 of storage 111 exports the first order shift register of enabling signal to the 3rd shift register group 110-3
111 enabling signal end S1 makes 111 output drive signal of first order shift register of the 3rd shift register group 110-3,
Since first switch unit 120 turns off, the triggering letter of the afterbody shift register 111 of the 1st shift register group 110-1
The enabling signal of number end S2 output cannot but be transmitted to the first order shift register 111 of the 2nd shift register group 110-2
Enabling signal end S1, therefore 111 output drive signal of first order shift register of the 2nd shift register group 110-2 cannot be made,
Therefore the 2nd shift register group 110-2 cannot work, the then first order shift register of the 3rd shift register group 110-3
111 trigger signal end S2 exports the second level shift register 111 of enabling signal to the 3rd shift register group 110-3
Enabling signal end S1 makes 111 output drive signal of second level shift register of the 3rd shift register group 110-3, and then
The trigger signal end S2 of the second level shift register 111 of 3 shift register group 110-3 exports enabling signal to the 3rd shifting
The enabling signal end S1 of the third level shift register 111 of bit register group 110-3, and so on ... ... until the 3rd displacement
Two non-conterminous 1st shiftings can be completed in 111 output drive signal of afterbody shift register of register group 110-3
Shift register 111 in bit register group 110-1 and the 3rd shift register group 110-3 output drive signal step by step, with reality
The now driving to being electrically connected with two non-conterminous 1st shift register group 110-1 and the 3rd shift register group 110-3
Signal wire 140 is progressively scanned, so that with two non-conterminous shift register group 110-1 and the 3rd shift register groups
The pixel unit of the corresponding first area A1 of drive signal line 140 and third region A3 of 110-3 electrical connection are scanned, the firstth area
The luminance of the pixel unit of domain A1 and third region A3 will be updated, and the displacement in the 2nd shift register group 110-2
Register 111 cannot output drive signal step by step, then the pixel unit of second area A2 is not scanned, the pixel of second area A2
The luminance of unit will not be updated, the luminance before maintaining.
Array substrate in the technical solution of the present embodiment includes multiple shift register groups, at least two first switch lists
Member, at least one second switch unit and a plurality of drive signal line, each shift register group include the shifting of at least two-stage cascade
Bit register, shift register include enabling signal end and trigger signal end；Wherein, adjacent two in each shift register group
Grade shift register, the enabling signal end of rear stage shift register is electrically connected with the trigger signal end of previous stage shift register
It connects；Drive signal line electrical connection corresponding with shift register；Afterbody shift register in i-th of shift register group
The starting that trigger signal end passes through the first order shift register in a first switch unit, with i+1 shift register group
Signal end electrical connection, wherein i=1,2 ... N-1, i and N are integer, and the number of multiple shift register groups is N, N >=3；
At least two non-conterminous shift register groups, the triggering letter of the afterbody shift register in previous shift register group
The enabling signal end electricity that number end passes through the first order shift register in a second switch unit, with the latter shift register group
Connection, by control at least two first switch units shutdown, controls at least one and second opens when picture refreshing frequency is higher
Unit conducting is closed, at least two non-conterminous shift register groups output drive signal step by step can be made, so that at least two
The pixel unit in the corresponding region of drive signal line of a non-conterminous shift register group electrical connection is scanned, and luminance will
It is updated, the pixel unit in region corresponding with the drive signal line of remaining shift register group electrical connection is not scanned, and is shone
State is not updated, the luminance before maintaining, so as to reduce the area of display area when refreshing frequency is higher,
To increase the sweep time of every row pixel, the charging time of every row pixel unit is very short when to avoid high-frequency drive, thus holds very much
The influence of characteristic and parasitic capacitance vulnerable to thin film transistor (TFT) (Thin Film Transistor, TFT), due to TFT's
The influence of characteristic and the inhomogeneity of capacitor causes display uneven and ghost.
The embodiment of the present invention provides another array substrate.Fig. 2 is another array substrate provided in an embodiment of the present invention
Structural schematic diagram.On the basis of the above embodiments, wherein first switch unit 120 include first end N1, second end N2 and
Control terminal Ctr1, second switch unit 130 include first end N3, second end N4 and control terminal Ctr2.
Wherein, the trigger signal end S2 and one of the afterbody shift register 111 in i-th of shift register group 110
The first end N1 of first switch unit 120 is electrically connected, the second end N2 and i+1 shift register of first switch unit 120
The enabling signal end S1 electrical connection of first order shift register 111 in group 110；At least two non-conterminous shift register groups
110, the trigger signal end S2 and a second switch of the afterbody shift register 111 in previous shift register group 110
The first end N3 of unit 130 is electrically connected, in the second end N4 and the latter shift register group 110 of second switch unit 130
The enabling signal end S1 of first order shift register 111 is electrically connected.
Wherein, the control terminal of the control terminal of at least two first switch units and at least one second switch unit is electrically connected
It is connected at least one control signal wire, makes at least two first switch units and at least one second switch unit and a small amount of as far as possible
Control signal wire electrical connection, with reduce control signal wire setting quantity, keep the frame of display panel narrower, with solve will show
Show that the viewing area of device is divided into multiple sub-viewing areas, is arranged by the driving circuit for each sub-viewing areas divided respective
Independent enabling signal line, be activated part sub-viewing areas when refreshing frequency is higher, rest part sub-viewing areas
It is not activated, and then reduces the area of display area, increase the sweep time of every row pixel, improve the display effect of sensitizing range
Fruit, but since the number of the enabling signal line of setting is more, lead to the wider problem of the frame of display.Optionally, near
The control terminal of few two first switch units is electrically connected to a control signal wire, the control terminal of at least one second switch unit
It is electrically connected to another control signal wire.Control signal wire can be used for transmitting high level signal or low level signal, to control
The on or off of one switch unit and second switch unit.First switch unit may include mutually similar with second switch unit
The thin film transistor (TFT) of type, wherein can be P-type TFT, can also be N-type TFT.
The embodiment of the present invention provides another array substrate.On the basis of the above embodiments, with continued reference to Fig. 1 or Fig. 2,
The array substrate further include: enabling signal line 151, at least two non-conterminous shift register groups 110 include that the 1st displacement is posted
Storage group 110-1, the enabling signal end S1 and enabling signal of the first order shift register 111 in the 1st shift register group
Line 151 is electrically connected.
Wherein, at least two non-conterminous shift register groups 110 may include all odd number shift register groups
110.In full display pattern, picture refreshing frequency is normal, is simultaneously turned on by controlling at least two first switch units 120,
It controls at least one second switch unit 130 to simultaneously turn off, 151 transmission start signal of enabling signal line to the 1st shift LD
The enabling signal end S1 of first order shift register 111 in device group, can make all shift register groups export drive step by step
Dynamic signal, so that the pixel array of entire viewing area is scanned, luminance will be updated.In partial region when display pattern,
Picture refreshing frequency is higher, is simultaneously turned off by controlling at least two first switch units 120, controls at least one second switch
Unit 130 simultaneously turns on, and the first order displacement in 151 transmission start signal of enabling signal line to the 1st shift register group is posted
The enabling signal end S1 of storage 111 can make all odd number shift register groups output drive signal step by step, so that with
The pixel unit in the corresponding region of drive signal line 140 that all odd number shift register groups 110 are electrically connected is scanned, hair
Light state will be updated, region corresponding with the drive signal line 140 of all even number shift register groups 110 electrical connection
Pixel unit is not scanned, and luminance is not updated, the luminance before maintaining.
The embodiment of the present invention provides another array substrate.Fig. 3 is another array substrate provided in an embodiment of the present invention
Structural schematic diagram.On the basis of the above embodiments, array substrate further include: enabling signal line 152；At least two not phases
Adjacent shift register group 110 includes the 2nd shift register group 110-2.
Wherein, the enabling signal end S1 of the first order shift register 111 in the 1st shift register group 110-1 passes through
One first switch unit 120, is electrically connected with enabling signal line 152；First order displacement in 2nd shift register group 110-2
The enabling signal end S1 of register 111 is electrically connected by a second switch unit 130 with enabling signal line 152.
Wherein, at least two non-conterminous shift register groups 110 may include all even number shift register groups
110.In full display pattern, picture refreshing frequency is normal, is simultaneously turned on by controlling at least two first switch units 120,
It controls at least one second switch unit 130 to simultaneously turn off, 152 transmission start signal of enabling signal line to the 1st shift LD
The enabling signal end S1 of first order shift register 111 in device group, can make all shift register groups export drive step by step
Dynamic signal, so that the pixel array of entire viewing area is scanned, luminance will be updated.In partial region when display pattern,
Picture refreshing frequency is higher, is simultaneously turned off by controlling at least two first switch units 120, controls at least one second switch
Unit 130 simultaneously turns on, and the first order displacement in 152 transmission start signal of enabling signal line to the 2nd shift register group is posted
The enabling signal end S1 of storage 111 can make all even number shift register groups output drive signal step by step, so that with
The pixel unit in the corresponding region of drive signal line 140 that all even number shift register groups 110 are electrically connected is scanned, hair
Light state will be updated, region corresponding with the drive signal line 140 of all odd number shift register groups 110 electrical connection
Pixel unit is not scanned luminance and will not be updated, the luminance before maintaining.
The embodiment of the present invention provides another array substrate.On the basis of the above embodiments, with continued reference to Fig. 2 or Fig. 3,
The array substrate further include: control signal wire 160, the control terminal Ctr1 of at least two first switch units 120 and at least one
The control terminal Ctr2 of second switch unit 130 is electrically connected with control signal wire 160, can be further reduced control signal wire and be set
The quantity set further makes the frame of display board narrow, and screen accounting further increases.Wherein, first switch unit and second is opened
The type for closing thin film transistor (TFT) used in unit is different.
The embodiment of the present invention provides another array substrate.On the basis of the above embodiments, with continued reference to Fig. 2 or Fig. 3,
The array substrate first switch unit 120 includes first film transistor T1, the first pole and first of first film transistor T1
The first end N1 of switch unit 120 is electrically connected, the second pole of first film transistor T1 and the second end of first switch unit 120
N2 electrical connection, the grid of first film transistor T1 are electrically connected with the control terminal Ctr1 of first switch unit 120；Second switch list
The first end N3 of first pole and second switch unit 130 of the member 130 including the second thin film transistor (TFT) T2, the second thin film transistor (TFT) T2
Electrical connection, the second pole of the second thin film transistor (TFT) T2 are electrically connected with the second end N4 of second switch unit 130, the second film crystal
The grid of pipe T2 is electrically connected with the control terminal Ctr2 of second switch unit 130.
Optionally, first film transistor T1 is N-type TFT, and the second thin film transistor (TFT) T2 is p-type film crystal
Pipe；Alternatively, first film transistor T1 is P-type TFT, the second thin film transistor (TFT) T2 is N-type TFT.
The embodiment of the present invention provides another array substrate.Fig. 4 is another array substrate provided in an embodiment of the present invention
Structural schematic diagram.On the basis of the above embodiments, first switch unit 120 includes first film transistor T1, and first is thin
The first pole of film transistor T1 is electrically connected with the first end N1 of first switch unit 120, the second pole of first film transistor T1
It is electrically connected with the second end N2 of first switch unit 120, the control of the grid and first switch unit 120 of first film transistor T1
Ctr1 electrical connection in end processed；Second switch unit 130 includes third thin film transistor (TFT) T3 and the 4th thin film transistor (TFT) T4, third film
The first pole of transistor T3 is electrically connected with the first end N3 of second switch unit 130, the second pole of third thin film transistor (TFT) T3 with
The first pole of 4th thin film transistor (TFT) T4 is electrically connected, and the of the second pole of the 4th thin film transistor (TFT) T4 and second switch unit 130
The grid of two end N4 electrical connection, the grid of third thin film transistor (TFT) T3 and the 4th thin film transistor (TFT) T4 with second switch list
The control terminal electrical connection of member 140.
Optionally, first film transistor T1 is N-type TFT, third thin film transistor (TFT) T3 and the 4th film crystal
Pipe T4 is P-type TFT；Alternatively, first film transistor T1 is P-type TFT, third thin film transistor (TFT) T3 and the
Four thin film transistor (TFT) T4 are N-type TFT.
Wherein, the first pole of above-mentioned thin film transistor (TFT) can be drain electrode, and the second pole is source electrode；Alternatively, above-mentioned film crystal
First pole of pipe can be source electrode, and the second pole is drain electrode.
Optionally, on the basis of the above embodiments, with continued reference to Fig. 2, which includes 101 He of viewing area
Non-display area 102, multiple shift register groups 110, at least two first switch units 120 and at least one second switch unit
130 are located at non-display area 102, and a plurality of drive signal line 140 is located at viewing area 101.Optionally, enabling signal line and control signal
Line is located at non-display area.
The embodiment of the present invention provides another array substrate.Fig. 5 is another array substrate provided in an embodiment of the present invention
Structural schematic diagram.The array substrate includes scan drive circuit 180, emission control circuit 190, multi-strip scanning line 141 and more
Bar light emitting control line 142.
Wherein, scan drive circuit 180 is same or like with the structure of driving circuit provided by the above embodiment, and shine control
Circuit 190 processed is same or like with the structure of driving circuit provided by the above embodiment.Shift LD in scan drive circuit
Device electrical connection corresponding with scan line.Shift register electrical connection corresponding with light emitting control line in emission control circuit.Starting letter
The quantity of number line can be two, be electrically connected respectively with scan drive circuit 180 and the one-to-one correspondence of emission control circuit 190.
Optionally, on the basis of the above embodiments, with continued reference to Fig. 5, which further includes multiple data lines
170, multiple data lines and multi-strip scanning line insulation intersection limit multiple pixel units.
If array substrate is set in liquid crystal display panel, after scan line receives scanning signal, data line can be passed through
Data voltage is transmitted to the one-row pixels unit connecting with the scan line, so that pixel unit luminescence display, updates luminance.
If array substrate is set in organic LED display panel, after scan line receives scanning signal, with
The one-row pixels unit of scan line connection is under the control of received scanning signal, into data voltage write state, herein
The pixel-driving circuit of pixel unit will receive the data voltage from data line in the process, and data voltage is stored in
In the storage capacitance of pixel-driving circuit, between the grid and source electrode of driving transistor to stablize write-in pixel-driving circuit
Voltage can make to control the driving current of Organic Light Emitting Diode, and then when light emitting control line receives LED control signal
Organic light-emitting diode.
The embodiment of the present invention provides a kind of display panel.Fig. 6 is a kind of cuing open for display panel provided in an embodiment of the present invention
Face structural schematic diagram.The display panel 10 includes the array substrate 100 that any embodiment of that present invention provides.
Wherein, which can be liquid crystal display panel or organic LED display panel.Fig. 6 is illustrative
The case where display panel 10 is liquid crystal display panel is drawn, which further includes being oppositely arranged with array substrate 100
Color membrane substrates 12, and the liquid crystal layer 11 between array substrate 100 and color membrane substrates 12.It is provided in an embodiment of the present invention
Display panel includes the array substrate in above-described embodiment, therefore display panel provided in an embodiment of the present invention also has above-mentioned reality
Beneficial effect described in example is applied, details are not described herein again.
Fig. 7 is the schematic diagram of the section structure of another display panel provided in an embodiment of the present invention.As shown in fig. 7, optional
, on the basis of the above embodiments, which can be organic LED display panel, the organic light-emitting diodes
Pipe display panel includes array substrate 100, organic light-emitting structure 13 and encapsulated layer 14.Organic light-emitting structure may include anode, sky
Cave implanted layer, hole transmission layer, luminescent layer, electron transfer layer, electron injecting layer and cathode.
The embodiment of the present invention provides a kind of driving method of display panel.Fig. 8 is provided in an embodiment of the present invention a kind of aobvious
Show the flow chart of the driving method of panel.The display surface that the driving method of the display panel is provided based on any embodiment of that present invention
Plate and realize.The driving method of the display panel includes:
Step 210, control at least two first switch units conducting, control the shutdown of at least one second switch unit, institute
There is shift register group output drive signal step by step.
Wherein, at least two first switch units 120 of control conducting controls the shutdown of at least one second switch unit 130,
Then in all shift register groups 110, the touching of the afterbody shift register 111 in i-th of shift register group 110
The enabling signal of signalling end S2 output can be transmitted to the first order shift LD in the i+1 shift register group 110
The enabling signal end S1 of device 111, wherein i=1,2 ... N-1, i and N are integer, the multiple shift register group 110
Number is N, and N >=3 finally make all shift registers 111 output drive signal step by step.
Step 220, control at least two first switch units shutdown, control the conducting of at least one second switch unit, until
Lack two non-conterminous shift register groups output drive signal step by step.
Wherein, at least two first switch units 120 of control shutdown controls the conducting of at least one second switch unit 130,
Then at least two non-conterminous shift register groups 110, the afterbody shift LD in previous shift register group 110
The enabling signal of the trigger signal end S2 output of device 111 can be transmitted to the displacement of the first order in the latter shift register group 110
The enabling signal end S1 of register 111, so that at least two non-conterminous shift register groups 110 output drive signal step by step.
Therefore the relationship by changing at least two first switch units 120 and at least one 130 turn-on and turn-off of second switch unit, come
Change shift register group 110 between starting whether and boot sequence, with realize subregion drive, and then improve display effect
Fruit.
The driving method of display panel provided in an embodiment of the present invention based on the above embodiment in display panel realize, because
The driving method of this display panel provided in an embodiment of the present invention also has beneficial effect described in above-described embodiment, herein
It repeats no more.
Optionally, at least two Continuity signals of first switch unit 120 and leading at least one second switch unit 130
The level logic of messenger is opposite.
Wherein, optionally, the Continuity signal of at least two first switch units 120 can with high level signal, then at least one
The Continuity signal of a second switch unit 130 is low level signal.Optionally, the conducting of at least two first switch units 120
Signal can be with low level signal, then the Continuity signal of at least one second switch unit 130 is high level signal.At least two
The level logic of the Continuity signal of the Continuity signal and at least one second switch unit 130 of one switch unit 120 on the contrary, to
It is electrically connected the control terminal of at least two first switch units 120 with the control terminal of at least one second switch unit 130
Narrow frame is realized to same control signal wire 140 to reduce the quantity of control signal wire setting.
Note that the above is only a better embodiment of the present invention and the applied technical principle.It will be appreciated by those skilled in the art that
The invention is not limited to the specific embodiments described herein, be able to carry out for a person skilled in the art it is various it is apparent variation,
It readjusts, be combined with each other and substitutes without departing from protection scope of the present invention.Therefore, although by above embodiments to this
Invention is described in further detail, but the present invention is not limited to the above embodiments only, is not departing from present inventive concept
In the case of, it can also include more other equivalent embodiments, and the scope of the invention is determined by the scope of the appended claims.
Claims (12)
1. a kind of array substrate characterized by comprising
Multiple shift register groups, at least two first switch units, at least one second switch unit and a plurality of driving signal
Line；Each shift register group includes the shift register of at least two-stage cascade, and the shift register includes starting letter
Number end and trigger signal end；Wherein, the adjacent two-stage shift register in each shift register group is shifted described in rear stage and is posted
The enabling signal end of storage is electrically connected with the trigger signal end of previous stage shift register；
Drive signal line electrical connection corresponding with the shift register；
The trigger signal end of afterbody shift register in i-th of shift register group passes through a first switch
Unit is electrically connected, wherein i=with the enabling signal end of the first order shift register in the i+1 shift register group
1,2 ... N-1, i and N are integer, and the number of the multiple shift register group is N, N >=3；
At least two non-conterminous shift register groups, the afterbody shift register in the previous shift register group
Trigger signal end by a second switch unit, with the first order shift LD in shift register group described in the latter
The enabling signal end of device is electrically connected.
2. array substrate according to claim 1, which is characterized in that further include: enabling signal line, described at least two are not
Adjacent shift register group includes the 1st shift register group, and the first order displacement in the 1st shift register group is posted
The enabling signal end of storage is electrically connected with the enabling signal line.
3. array substrate according to claim 1, which is characterized in that further include: enabling signal line；Described at least two are not
Adjacent shift register group includes the 2nd shift register group,
The enabling signal end of first order shift register in 1st shift register group passes through a first switch unit,
It is electrically connected with the enabling signal line；
The enabling signal end of first order shift register in the 2nd shift register group passes through a second switch list
Member is electrically connected with the enabling signal line.
4. array substrate according to claim 1, which is characterized in that further include: control signal wire, the first switch list
Member includes first end, second end and control terminal, and the second switch unit includes first end, second end and control terminal；
The trigger signal end of afterbody shift register in i-th of shift register group and a first switch list
The first end electrical connection of member, second end and the first order in the i+1 shift register group of the first switch unit
The enabling signal end of shift register is electrically connected；
At least two non-conterminous shift register groups, the afterbody shift register in the previous shift register group
Trigger signal end be electrically connected with the first end of a second switch unit, the second end of the second switch unit with it is latter
The enabling signal end of first order shift register in a shift register group is electrically connected；
The control terminal of at least two first switches unit and the control terminal of at least one second switch unit are and institute
State control signal wire electrical connection.
5. array substrate according to claim 4, which is characterized in that the first switch unit includes the first film crystal
Pipe, the first pole of the first film transistor are electrically connected with the first end of the first switch unit, and the first film is brilliant
Second pole of body pipe is electrically connected with the second end of the first switch unit, the grid of the first film transistor and described the
The control terminal of one switch unit is electrically connected；
The second switch unit includes the second thin film transistor (TFT), and the first pole of second thin film transistor (TFT) is opened with described second
The first end electrical connection of unit is closed, the second pole of second thin film transistor (TFT) and the second end of the second switch unit are electrically connected
It connects, the grid of second thin film transistor (TFT) is electrically connected with the control terminal of the second switch unit.
6. array substrate according to claim 5, which is characterized in that the first film transistor is N-type film crystal
Pipe, second thin film transistor (TFT) are P-type TFT；
Alternatively, the first film transistor is P-type TFT, second thin film transistor (TFT) is N-type TFT.
7. array substrate according to claim 4, which is characterized in that the first switch unit includes the first film crystal
Pipe, the first pole of the first film transistor are electrically connected with the first end of the first switch unit, and the first film is brilliant
Second pole of body pipe is electrically connected with the second end of the first switch unit, the grid of the first film transistor and described the
The control terminal of one switch unit is electrically connected；
The second switch unit includes third thin film transistor (TFT) and the 4th thin film transistor (TFT), and the of the third thin film transistor (TFT)
One pole is electrically connected with the first end of the second switch unit, the second pole of the third thin film transistor (TFT) and the 4th film
First pole of transistor is electrically connected, and the second pole of the 4th thin film transistor (TFT) and the second end of the second switch unit are electrically connected
Connect, the grid of the grid of the third thin film transistor (TFT) and the 4th thin film transistor (TFT) with the second switch unit
Control terminal electrical connection.
8. array substrate according to claim 1, which is characterized in that the drive signal line is scan line, alternatively, described
Drive signal line is light emitting control line.
9. array substrate according to claim 1, which is characterized in that the array substrate includes viewing area and non-display area,
The multiple shift register group, at least two first switches unit and at least one described second switch unit are located at institute
Non-display area is stated, a plurality of drive signal line is located at the viewing area.
10. a kind of display panel, which is characterized in that including any array substrate of claim 1-9.
11. a kind of driving method based on display panel described in any one of claim 10 characterized by comprising
At least two first switches unit conducting is controlled, at least one second switch unit shutdown, Suo Youyi are controlled
Bit register group output drive signal step by step；
Control at least two first switches unit shutdown, control at least one second switch unit conducting, it is described extremely
Lack two non-conterminous shift register groups output drive signal step by step.
12. driving method according to claim 11, which is characterized in that the conducting of at least two first switches unit
Signal is opposite with the level logic of Continuity signal of at least one second switch unit.
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Application publication date: 20190430 |