CN109581773A - Display panel and display device - Google Patents
Display panel and display device Download PDFInfo
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- CN109581773A CN109581773A CN201811635691.7A CN201811635691A CN109581773A CN 109581773 A CN109581773 A CN 109581773A CN 201811635691 A CN201811635691 A CN 201811635691A CN 109581773 A CN109581773 A CN 109581773A
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- Prior art keywords
- switching tube
- module
- display panel
- area
- scan drive
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Classifications
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/136—Liquid crystal cells structurally associated with a semi-conducting layer or substrate, e.g. cells forming part of an integrated circuit
- G02F1/1362—Active matrix addressed cells
- G02F1/136286—Wiring, e.g. gate line, drain line
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/35—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being 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
- G09G3/34—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
Abstract
The invention discloses a kind of display panel and display devices.The display panel includes relief area, viewing area and the rim area for surrounding viewing area, wherein rim area includes the first rim area and the second rim area being oppositely arranged in a first direction, and the part of the first rim area is recessed to form relief area to viewing area；The a plurality of scan line extended in a first direction and a plurality of data line extended in a second direction；Scan drive circuit, including multiple mutually cascade scan drive cells, scan drive cell includes the first module group and the second module group, and one of the first module group and the second module group module group are located at the first rim area, and another module group is located at the second rim area.Be conducive to further decrease the frame sector width of display panel, further promote screen accounting.By means of the invention it is possible to reduce the frame of display panel.
Description
Technical field
The present invention relates to field of display technology, more particularly, to a kind of display panel and display device.
Background technique
Electronic device with display panel has spread to the every aspect of life and work, in all kinds of electronic devices
In, especially in mobile terminal class product, in order to meet requirement of the user to display area, in the Frame Design of display panel
Constantly compression frame, to pursue high screen accounting.The prior art proposes the design of some special-shaped display panels, for example, with lacking
Comprehensive screen display panel of mouth region (Notch) becomes the mainstream of special-shaped display panel instantly.But setting lacks on a display panel
After mouthful, it will appear some new problems on a display panel, influence the display effect of display panel.
Therefore it provides a kind of display panel and display device, promote the effect of the display panel including relief area, become this
Field technical problem urgently to be solved.
Summary of the invention
In view of this, being conducive to further decrease display panel the present invention provides a kind of display panel and display device
Frame sector width, promoted screen accounting.
On the one hand, the present invention provides a kind of display panels.
The display panel includes relief area, viewing area and the rim area for surrounding viewing area, wherein rim area is included in first
The part of the first rim area and the second rim area being oppositely arranged on direction, the first rim area is recessed to form notch to viewing area
Area；The a plurality of scan line extended in a first direction and a plurality of data line extended in a second direction, wherein first direction and second
Direction intersects；Scan drive circuit, wherein scan drive circuit includes multiple mutually cascade scan drive cells, and scanning is driven
Moving cell includes the first module group and the second module group, and one of the first module group and the second module group module group are located at first
Rim area, another module group are located at the second rim area.
On the other hand, the present invention also provides a kind of display devices.
The display device includes any one display panel provided by the invention.
Compared with prior art, display panel provided by the invention and display device at least realize following beneficial effect
Fruit:
Display panel can realize unilateral driving by scan drive circuit, meanwhile, this is by every grade of scan drive circuit
Scan drive cell includes two module groups namely the first module group and the second module group, is located at display panel scan line
The different rim areas of two sides.Single sided driving circuit in compared with the prior art, since single sided driving circuit is dispersed in two sides
The setting of frame area, on the one hand, the width that two sides rim area can be balanced, avoid side rim area whole scan drive circuits are set and
When the other side is not provided with scan drive circuit completely, two sides frame sector width difference is big；On the other hand, scattering device makes two sides
Rim area is capable of providing the space of setting scan drive circuit, so as to increase the ruler of component in scan drive circuit
It is very little, to guarantee driving capability of the scan drive circuit when realizing unilateral driving.Bilateral driving electricity in compared with the prior art
Road, since two sides rim area only includes partial scan driving circuit, be conducive to the border width for reducing display panel.
By referring to the drawings to the detailed description of exemplary embodiment of the present invention, other feature of the invention and its
Advantage will become apparent.
Detailed description of the invention
It is combined in the description and the attached drawing for constituting part of specification shows the embodiment of the present invention, and even
With its explanation together principle for explaining the present invention.
Fig. 1 is a kind of structural schematic diagram of display panel；
Fig. 2 is the structural schematic diagram of display panel described in an embodiment of the present invention；
Fig. 3 is the structural schematic diagram of display panel described in another embodiment of the invention；
Fig. 4 is the structural schematic diagram of display panel described in another embodiment of the invention；
Fig. 5 is the film layer structure schematic diagram of display panel described in an embodiment of the present invention；
Fig. 6 is the structural schematic diagram of the scan drive circuit of display panel described in an embodiment of the present invention；
Fig. 7 is the modular diagram of the scan drive cell of display panel described in an embodiment of the present invention；
Fig. 8 is the timing diagram of the scan drive cell of display panel described in an embodiment of the present invention；
Fig. 9 is the structural schematic diagram of the scan drive circuit of display panel described in another embodiment of the invention；
Figure 10 is the modular diagram of the scan drive cell of display panel described in another embodiment of the invention；
Figure 11 is the schematic diagram for the display device that an embodiment of the present invention provides.
Specific embodiment
Carry out the various exemplary embodiments of detailed description of the present invention now with reference to attached drawing.It should also be noted that unless in addition having
Body explanation, the unlimited system of component and the positioned opposite of step, numerical expression and the numerical value otherwise illustrated in these embodiments is originally
The range of invention.
Be to the description only actually of at least one exemplary embodiment below it is illustrative, never as to the present invention
And its application or any restrictions used.
Technology, method and apparatus known to person of ordinary skill in the relevant may be not discussed in detail, but suitable
In the case of, the technology, method and apparatus should be considered as part of specification.
It is shown here and discuss all examples in, any occurrence should be construed as merely illustratively, without
It is as limitation.Therefore, other examples of exemplary embodiment can have different values.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, then in subsequent attached drawing does not need that it is further discussed.
In order to further enhance with relief area display panel display effect, inventor to display panel carried out as
Under research:
Fig. 1 is a kind of structural schematic diagram of display panel, as shown in Figure 1, the display panel includes relief area NA', display
The area AA' and rim area BA' for surrounding viewing area AA', wherein rim area BA' includes the be oppositely arranged on x' in a first direction
The part of one rim area BA1' and the second rim area BA2', the first rim area BA1' are recessed to form relief area to viewing area AA'
NA'.Display panel further includes the first scan drive circuit SR1', the second scan drive circuit SR2', multi-strip scanning line S' and more
Data line D', wherein scan line S' extends along first direction x', data line D' y' in a second direction, first direction x' and the
Two direction y' intersect, and the first scan drive circuit SR1' is set to the first rim area BA1', and the second scan drive circuit SR2' is set
It is placed in the second rim area BA2', the first scan drive circuit SR1' includes multiple successively cascade first scan drive cells
SR1U', the second scan drive circuit SR2' include multiple successively cascade second scan drive cell SR2U', and the first scanning is driven
Moving cell SR1U' and the second scan drive cell SR2U' is connected to the both ends of scan line S', realizes the bilateral drive to display panel
It is dynamic.
Due to the setting of relief area NA', segment data line D' can be obstructed by relief area NA', therefore, display panel setting two
Kind of data line D', one kind are the first data line D1', rim area BA' coiling of the first data line D1' at the NA' of relief area, separately
One kind is the second data line D2'.
It will be seen from figure 1 that the rim area BA' at the NA' of relief area, needs to be arranged simultaneously the first data line D1' and
One scan drive circuit SR1', so that the rim area BA' wider width at the NA' of relief area, influences the display effect of display panel.
In order to solve this problem, a kind of technical thought is that the bilateral driving method of display panel is changed to unilateral driving side
Formula is not provided with the first scan drive circuit SR1' at the first rim area BA1', so that the rim area BA' at the NA' of relief area is only
Need to be arranged the first data line D1', the frame sector width at this reduces.But for the driving method of unilateral driving, it is
It avoids the scan drive circuit thrust of unilateral driving from going wrong, the ruler of electronic component in scan drive circuit need to be increased
It is very little, so that the width of the second rim area BA2' of the second scan drive circuit SR2' of setting increases.Therefore, using the routine techniques
For thinking while reducing the rim area BA' width at the NA' of relief area, the width for bringing other side rim area BA' is increased
Problem.
Based on the above technical research, the present invention proposes a kind of display panel and display device, can be in the display panel
Realize unilateral driving, meanwhile, the scan drive cell driven in scan drive circuit is divided into two module groups, is respectively arranged at
Two sides rim area is only provided with partial scan driving unit for two sides rim area, compared with prior art, sweeps even if increasing
The size of electronic component in driving circuit is retouched, can also reduce the width of rim area at various locations, be conducive to reality on the whole
Existing narrow frame, promotes the display effect of display panel.
Fig. 2 is the structural schematic diagram of display panel described in an embodiment of the present invention, in one embodiment, such as Fig. 2
Shown, which includes: relief area NA, viewing area AA and the rim area BA for surrounding viewing area AA, wherein rim area BA packet
Include the first rim area BA1 and the second rim area BA2 being oppositely arranged on x in a first direction, the part of the first rim area BA1 is to aobvious
Show that area AA is recessed to form relief area NA, relief area NA is for being arranged camera, earpiece and sensing element etc..
Display panel further includes the data that a plurality of scan line S extended along first direction x and a plurality of y in a second direction extends
Line D, wherein first direction x and second direction y intersects.
Display panel further includes scan drive circuit SR, can realize the unilateral of display panel by scan drive circuit SR
Driving.Wherein, scan drive circuit SR includes multiple mutually cascade scan drive cell SRU, each scan drive cell SRU
Level-one as scanning circuit SR drives, and drives a scan line S, or drive sweeping for two or more by splitter
Retouch line S.Scan drive cell SRU includes the first module group SRU1 and the second module group SRU2, the first module group SRU1 and the
One of two module group SRU2 module group is located at the first rim area BA1, and another module group is located at the second rim area BA2, example
If the first module group SRU1 is located at the first rim area BA1, the second module group SRU2 is located at the second rim area BA2.First module group
SRU1 and the second module group SRU2 are connected and (do not show place in figure).It should be noted that each scan drive cell SRU includes more
A circuit module, such as input module, output module, pull-up module, pull-down module etc., the present embodiment is for each turntable driving
Physical circuit module in cell S RU is not specifically limited.Wherein, for each scan drive cell SRU, the first mould
It may include remaining circuit module that block group SRU1, which may include at least one circuit module, the second module group SRU2,.According to
The difference of one module group SRU1 and the second specific module contents of module group SRU2, the first module of same scan drive cell SRU
Connection signal line and connection signal line number amount between group SRU1 and the second module group SRU2 can be corresponding different, and the present invention is to this
It is not defined, in addition, at least one of the first module group SRU1 and the second module group SRU2 also receive clock signal, direct current
Voltage signal etc. controls signal, also according to the difference of the first module group SRU1 and the second specific module contents of module group SRU2,
It is also different that first module group SRU1 and the second module group SRU2 distinguishes received control signal.Wherein, the first module group SRU1 and
The module group that scanning signal is exported in second module group SRU2 is connected with scan line S.
The display panel provided using the embodiment, display panel can realize unilateral driving by scan drive circuit,
Meanwhile every grade of scan drive cell by scan drive circuit includes two module groups namely the first module group and the second mould
Block group is located at the different rim areas of display panel scan line two sides.Single sided driving circuit in compared with the prior art, due to
Single sided driving circuit is dispersed in the setting of two sides rim area, on the one hand, the width that can balance two sides rim area avoids a side
Whole scan drive circuits are arranged and other side when being not provided with scan drive circuit completely in frame area, two sides frame sector width difference
Greatly；On the other hand, scattering device makes two sides rim area be capable of providing the space that scan drive circuit is arranged, so as to add
Expose thoroughly the size of component in driving circuit, to guarantee driving capability of the scan drive circuit when realizing unilateral driving.
Bilateral driving circuit in compared with the prior art, since two sides rim area only includes partial scan driving circuit, favorably
In the border width for reducing display panel.
Fig. 3 is that the structural schematic diagram of display panel described in another embodiment of the invention is such as schemed in one embodiment
Shown in 3, the first module group SRU1 is located at the second rim area BA2, and the second module group SRU2 is located at the first rim area BA1, and first
Occupied area is greater than the second module group SRU2 occupied area on a display panel to module group SRU1 on a display panel.
The display panel provided using the embodiment, two module groups that scan drive cell includes institute on a display panel
The area of occupancy is different, the small module group of area occupied is set to the first rim area, namely be provided with the side of relief area side
The big module group of area occupied is set to the second rim area by frame area.And the rim area at relief area, it is often necessary to be arranged one
A little coilings, to complete the connection of some signal wires in the viewing area after being blocked by relief area, therefore, by the small module of area occupied
Group is set to the side with relief area so that the rim area at relief area setting scan drive cell module group after,
Still there is certain space that above-mentioned coiling is set.
Fig. 4 is that the structural schematic diagram of display panel described in another embodiment of the invention is such as schemed in one embodiment
Shown in 4, viewing area AA includes being located at the two sides relief area NA the first viewing area AA1 and the second viewing area AA2 on second direction y,
And the first third viewing area AA3 except viewing area AA1 and the second viewing area AA2.Data line D includes for driving first to show
The the first data line D1 for showing display pixel (not showing place in figure) in area AA1 and the second viewing area AA2, for driving third viewing area
The second data line D2 of AA3, wherein the first data line D1 is recessed to viewing area AA through the first rim area BA1 from the first viewing area AA1
Into part cabling to the second viewing area AA2.
The display panel provided using the embodiment, is only arranged scan drive cell in the rim area with relief area side
Module group, especially setting the lesser module group of area occupied under the premise of, while the first frame to viewing area be recessed
The winding portion of rim area setting data line at part namely relief area, so that the space utilization of the rim area at relief area
Rate is more reasonable.
Fig. 5 is the film layer structure schematic diagram of display panel described in an embodiment of the present invention, wherein Fig. 5 is along Fig. 4
The diagrammatic cross-section that cutting line C-C is obtained please refers to Fig. 4 and Fig. 5 in one embodiment, and display panel is included in third party
The array substrate 10 and color membrane substrates 20 being oppositely arranged on z, and the liquid being set between array substrate and color membrane substrates 20
Brilliant display material.It wherein, include multiple conductive layers and the insulating layer between adjacent conductive layer in array substrate 10.?
One rim area BA1 is provided with a plurality of first data line D1, in a first direction on x, a plurality of first to the part that viewing area AA is recessed
Data line D1 successively alternately uses the first conductive layer M1 and the second conductive layer M2 cabling, wherein the first conductive layer M1 and second is led
Electric layer M3 is different film layer.
The data line of rim area setting at relief area is arranged alternately by the display panel provided using the embodiment
In different conductive film layers, so that adjacent data line is due in different conductive layers, it can be in the direction perpendicular to display panel
It is upper least partially overlapped, so as to reduce the width of the rim area at relief area.
Still optionally further, please continue to refer to same Fig. 4 and Fig. 5, in the rim area at the NA of relief area, on first direction x,
First data line D1 is set to side of the scan drive cell SRU far from viewing area, reduces the first data line D1 and turntable driving
Cabling influences each other between cell S RU.Array substrate 10 include thin film transistor (TFT) T, thin film transistor (TFT) T include grid Ta,
Source electrode Ts and drain electrode Td, wherein the first conductive layer M1 is the conductive layer where grid Ta, where the second conductive layer M2 is source electrode Ts
Conductive layer, the first conductive layer M1 and the second conductive layer M2 are multiplexed existing film layer in display panel, are conducive to display panel
It is lightening.
In any one of the above display panel, scan drive circuit can be cmos type circuit, or NMOS
The circuit of type is specifically described as follows respectively.
Fig. 6 is the structural schematic diagram of the scan drive circuit of display panel described in an embodiment of the present invention, and Fig. 7 is this
The modular diagram for inventing a kind of scan drive cell of display panel described in embodiment, in one embodiment, such as Fig. 6
With shown in Fig. 7, scan drive circuit is the circuit of NMOS type, including successively cascade 1st to the n-th grade of scan drive cell,
Hereinafter, for any level-one therein namely xth grade scan drive cell SRUx, the structure of scan drive cell is described,
The structure of other scan drive cells is similar, and details are not described herein again.
Xth grade scan drive cell SRUx includes the first module group SRU1x and the second module group SRU2x, wherein the first mould
Block group SRU1x includes shift signal input terminal I1x, pull-down module 11x, pull-up module 12x, output module 13x, input module
15x, resetting module 16x and shift signal output end O1x, wherein shift signal output end O1x is connected with scan line S.Second
Module group SRU2x includes reseting module 14x, and reseting module 14x is connected with scan line S.
In scan drive circuit, the shift signal input terminal I11 reception of first order scan drive cell SRU1 is shifted
The shift signal input terminal I1n of beginning signal stv, second level scan drive cell SRU2 to afterbody scan drive cell SRUn
The signal for receiving the shift signal output end output of upper level scan drive cell, for example, second level scan drive cell SRU2
Shift signal input terminal I12 receive first order scan drive cell SRU1 shift signal output end O11 output signal, the
The shift signal that the shift signal input terminal I13 of three-level scan drive cell SRU3 receives second level scan drive cell SRU2 is defeated
The signal of outlet O12 output.
In xth grade scan drive cell SRUx, each module interaction, control first node N1's and second node N2
The control to shift signal output end O1x output signal can be realized in current potential.
Input module 15x is electrically connected with shift signal input terminal I1x and pull-up module 12x；Reseting module 14x, which is received, to be resetted
Signal RST, while being connected with shift signal output end O1x；Pull-down module 11x and the first level signal VGL, first node N1
It is electrically connected with second node N2；Pull-up module 12x and, second electrical level signal VGH and first node N1 are electrically connected,
In, the current potential of second node N2 is controlled by input module 15x and pull-down module 11x, and the current potential of first node N1 is by pull-up module
The control of Electric potentials of 12x and second node N2.
Using scanning signal as high level pulse signal, the first level signal VGL is low level signal, and second electrical level signal is
For high level signal, Fig. 8 is the timing diagram of the scan drive cell of display panel described in an embodiment of the present invention, is such as schemed
Shown in 8, the work of the scan drive cell can divide four-stage:
First stage is that second node N2 is reset to low by reseting stage t1 when reset signal RST is high level signal
First node N1 is reset to high level by level, and output module 13x exports its received first level signal VGL at this time, displacement
Signal output end O1x persistently exports low level；
Second stage is pre-charging stage t2, will when shift signal input terminal I1x receives high potential pulse signal
Second node N2 is set to high potential, and output module 13x exports its received clock signal at this time, and clock signal is low electricity at this time
Flat, shift signal output end O1x exports low level；
Three phases are holding stage t3, and second node N2 remains high level, and output module 13x is still exported at this time
Its received clock signal, clock signal remains as low level at this time, and shift signal output end O1x still exports low level；
Four-stage is output stage t4, and second node N2 still maintains as high level, and output module 13x is still at this time
Its received clock signal is exported, clock signal becomes high level at this time, and shift signal output end O1x exports high level pulse letter
Number namely scanning drive signal.
In one embodiment, with continued reference to FIG. 7, reseting module 14x includes first switch tube T1, first switch tube T1
Control terminal receive reset signal RST, the first end of first switch tube T1 receives the first level signal VGL, first switch tube T1
Second end be connected with scan line S.When reset signal RST is high level signal, first switch tube T1 conducting, the first level letter
Number VGL is transmitted to the second end of first switch tube T1 through the first end of first switch tube T1, second node N2 is reset to low
Level.
Any one circuit structure in the prior art can be used in the specific circuit structure of scan drive cell, optionally,
In one embodiment, the specific circuit structure of scan drive cell is as shown in Figure 7:
Pull-down module 11x includes second switch T2, third switch transistor T 3, the 4th switch transistor T 4 and first capacitor C1；On
Drawing-die block 12x includes the 5th switch transistor T 5, the 6th switch transistor T 6, the 7th switch transistor T 7, the 8th switch transistor T 8 and the second capacitor C2；
Output module 13x includes the 9th switch transistor T 9 and the tenth switch transistor T 10；Input module 15x includes the 11st switch transistor T 11；Weight
Setting module 16x includes the 12nd switch transistor T 12.
Wherein:
The first end of 12nd switch transistor T 12 receives clock signal clk 2, and the control terminal of the 12nd switch transistor T 12 receives the
Two level signal VGH；
The first end of 11st switch transistor T 11 receives second electrical level signal VGH, the control terminal of the 11st switch transistor T 11 with
Shift signal input terminal I1x is connected；
The first end of 5th switch transistor T 5 is connected with the second end of the 11st switch transistor T 11, the control of the 5th switch transistor T 5
End processed receives clock signal CLK3；
The second end of 6th switch transistor T 6 is connected with the second end of the 11st switch transistor T 11, the control of the 6th switch transistor T 6
End processed is connected with the second end of the 12nd switch transistor T 2；
The first end of 7th switch transistor T 7 receives second electrical level signal VGH, the control terminal and the 12nd of the 7th switch transistor T 7
The second end of switch transistor T 2 is connected；
The first end of the second end of 8th switch transistor T 8 and the second end of the 5th switch transistor T 5 and the 6th switch transistor T 6 is distinguished
It is connected, the control terminal of the 8th switch transistor T 8 receives second electrical level signal VGH；
The first end of second capacitor C2 is connected with the first end of the 8th switch transistor T 8, the second end and shifting of the second capacitor C2
Position signal output end O1x is connected；
The first end of second switch T2 receives the first level signal VGL, and the second end of second switch T2 is opened with the 5th
The second end for closing pipe T5 is connected；
The first end of third switch transistor T 3 is connected with the control terminal of second switch T2, the second end of third switch transistor T 3
The first level signal VGL is received, the control terminal of third switch transistor T 3 is connected with the first end of the 5th switch transistor T 5；
The first end of 4th switch transistor T 4 is connected with the control terminal of second switch T2, the second end of the 4th switch transistor T 4
The first level signal VGL is received, the control terminal of the 4th switch transistor T 4 is connected with the second end of the 5th switch transistor T 5；
The first end of first capacitor C1 receives the first level signal VGL, the second end of first capacitor C1 and the 4th switching tube
The first end of T4 is connected；
The control terminal of 9th switch transistor T 9 is connected with the second end of first capacitor C1, the second end of the 9th switch transistor T 9 with
Shift signal output end O1x is connected, and the first end of the 9th switch transistor T 9 receives the first level signal VGL；
The control terminal of tenth switch transistor T 10 is connected with the first end of the second capacitor C2, the second end of the tenth switch transistor T 10
It is connected with shift signal output end O1x, the first end of the tenth switch transistor T 10 receives clock signal clk 1.
Fig. 9 is the structural schematic diagram of the scan drive circuit of display panel described in another embodiment of the invention, Figure 10
It is the modular diagram of the scan drive cell of display panel described in another embodiment of the invention, in a kind of embodiment
In, as shown in Figure 9 and Figure 10, scan drive circuit is cmos type circuit, including successively cascade 1st to the n-th grade of scanning is driven
Moving cell hereinafter by taking any level-one therein namely xth grade scan drive cell SRUx as an example, describes turntable driving list
The structure of member, the structure of other scan drive cells is similar, and details are not described herein again.
Xth grade scan drive cell SRUx includes the first module group SRU1x and the second module group SRU2x, wherein the first mould
Block group SRU1x include sequentially connected shift signal input terminal I2x, latch module 21x, NAND gate 22x, buffer module 23x and
Shift signal output end O2x, wherein shift signal output end O2x is connected with scan line S.Second module group SRU2x includes multiple
Position module 24x, reseting module 24x are connected with latch module 21x.Wherein, latch module 21x, NAND gate 22x, buffer module
23x and reseting module 24x can be used arbitrary structures in the prior art and realize, correspondingly have its working sequence, at this no longer
It repeats.Specifically, the clock signal input terminal of latch module 21x receives clock signal CKV1, and the input terminal of latch module 21x connects
Meet shift signal input terminal I2x.
In scan drive circuit, the shift signal input terminal I21 reception of first order scan drive cell SRU1 is shifted
The shift signal input terminal I2n of beginning signal stv, second level scan drive cell SRU2 to afterbody scan drive cell SRUn
The signal for receiving the shift signal output end output of upper level scan drive cell, for example, second level scan drive cell SRU2
Shift signal input terminal I22 receive first order scan drive cell SRU1 shift signal output end O21 output signal, the
The shift signal that the shift signal input terminal I23 of three-level scan drive cell SRU3 receives second level scan drive cell SRU2 is defeated
The signal of outlet O22 output.
In one embodiment, with continued reference to FIG. 10, reseting module 24x includes the 13rd switch transistor T 13, the 13rd is opened
The control terminal for closing pipe T13 receives reset signal RST, and the first end of the 13rd switch transistor T 13 receives the first level signal VGL, the
The second end of 13 switch transistor Ts 13 is connected with latch module 21x, wherein the scanning signal of shift signal output end O2x output
It is different signals for second electrical level signal VGH, the first level signal VGL and second electrical level signal VGH.
In one embodiment, with continued reference to FIG. 10, passing through connecting line L between reseting module 24x and latch module 21x
Connection, connecting line L is in viewing area interior cabling.
The above are the embodiments of display panel provided by the invention, and the present invention also provides a kind of display device, the displays
Device includes any one display panel provided by the invention, has its technical characteristic and corresponding technical effect, herein no longer
It repeats.
Figure 11 is the schematic diagram for the display device that an embodiment of the present invention provides, in one embodiment, such as Figure 11 institute
Show, which includes shell 01 and the display panel 02 in shell 01, which is provided by the invention
Any one display panel.
Through the foregoing embodiment it is found that display panel provided by the invention and display device, at least realizing following has
Beneficial effect:
Display panel can realize unilateral driving by scan drive circuit, meanwhile, this is by every grade of scan drive circuit
Scan drive cell includes two module groups namely the first module group and the second module group, is located at display panel scan line
The different rim areas of two sides.Single sided driving circuit in compared with the prior art, since single sided driving circuit is dispersed in two sides
The setting of frame area, on the one hand, the width that two sides rim area can be balanced, avoid side rim area whole scan drive circuits are set and
When the other side is not provided with scan drive circuit completely, two sides frame sector width difference is big；On the other hand, scattering device makes two sides
Rim area is capable of providing the space of setting scan drive circuit, so as to increase the ruler of component in scan drive circuit
It is very little, to guarantee driving capability of the scan drive circuit when realizing unilateral driving.Bilateral driving electricity in compared with the prior art
Road, since two sides rim area only includes partial scan driving circuit, be conducive to the border width for reducing display panel.
Although some specific embodiments of the invention are described in detail by example, the skill of this field
Art personnel it should be understood that example above merely to being illustrated, the range being not intended to be limiting of the invention.The skill of this field
Art personnel are it should be understood that can without departing from the scope and spirit of the present invention modify to above embodiments.This hair
Bright range is defined by the following claims.
Claims (11)
1. a kind of display panel characterized by comprising
Relief area, viewing area and the rim area for surrounding the viewing area, wherein the rim area includes opposite in a first direction
The part of the first rim area and the second rim area being arranged, first rim area is recessed to form described lack to the viewing area
Mouth region；
The a plurality of scan line extended along the first direction and a plurality of data line extended in a second direction, wherein described first
Direction and the second direction are intersected；
Scan drive circuit, wherein the scan drive circuit includes multiple mutually cascade scan drive cells, the scanning
Driving unit includes the first module group and the second module group, one of the first module group and the second module group module
Group is located at first rim area, and another module group is located at second rim area.
2. display panel according to claim 1, which is characterized in that
The first module group includes shift signal input terminal, pull-down module, pull-up module, output module and shift signal output
End, wherein the shift signal output end is connected with the scan line, the shift signal of scan drive cell described in the first order
Input terminal receives displacement initial signal, the displacement of scan drive cell described in scan drive cell to afterbody described in the second level
Signal input part receives the signal of the shift signal output end output of scan drive cell described in upper level；
The second module group includes reseting module, and the reseting module is connected with the scan line.
3. display panel according to claim 2, which is characterized in that
The reseting module includes first switch tube, and the control terminal of the first switch tube receives reset signal, and described first opens
The first end for closing pipe receives the first level signal, and the second end of the first switch tube is connected with the scan line, wherein institute
The scanning signal for stating the output of shift signal output end is second electrical level signal, first level signal and second electrical level letter
Number be different signals.
4. display panel according to claim 3, which is characterized in that
The first module group further includes input module and resetting module；
The pull-down module includes second switch, third switching tube, the 4th switching tube and first capacitor；
The pull-up module includes the 5th switching tube, the 6th switching tube, the 7th switching tube, the 8th switching tube and the second capacitor；
The output module includes the 9th switching tube and the tenth switching tube；
The input module includes the 11st switching tube；
The resetting module includes the 12nd switching tube；
Wherein:
The first end of 12nd switching tube receives clock signal, and the control terminal of the 12nd switching tube receives described second
Level signal；
The first end of 11st switching tube receives the second electrical level signal, the control terminal of the 11st switching tube and institute
Shift signal input terminal is stated to be connected；
The first end of 5th switching tube is connected with the second end of the 11st switching tube, the control of the 5th switching tube
End processed receives clock signal；
The second end of 6th switching tube is connected with the second end of the 11st switching tube, the control of the 6th switching tube
End processed is connected with the second end of the 12nd switching tube；
The first end of 7th switching tube receives the second electrical level signal, the control terminal of the 7th switching tube and described the
The second end of 12 switching tubes is connected；
The second end of 8th switching tube and the second end of the 5th switching tube and the first end of the 6th switching tube point
It is not connected, the control terminal of the 8th switching tube receives the second electrical level signal；
The first end of second capacitor is connected with the first end of the 8th switching tube, the second end of second capacitor with
The shift signal output end is connected；
The first end of the second switch receives first level signal, the second end of the second switch and described the
The second end of five switching tubes is connected；
The first end of the third switching tube is connected with the control terminal of the second switch, and the second of the third switching tube
End receives first level signal, and the control terminal of the third switching tube is connected with the first end of the 5th switching tube；
The first end of 4th switching tube is connected with the control terminal of the second switch, and the second of the 4th switching tube
End receives first level signal, and the control terminal of the 4th switching tube is connected with the second end of the 5th switching tube；
The first end of the first capacitor receives first level signal, and the second end of the first capacitor is opened with the described 4th
The first end for closing pipe is connected；
The control terminal of 9th switching tube is connected with the second end of the first capacitor, the second end of the 9th switching tube
It is connected with the shift signal output end, the first end of the 9th switching tube receives first level signal；
The control terminal of tenth switching tube is connected with the first end of second capacitor, the second end of the tenth switching tube
It is connected with the shift signal output end, the first end of the tenth switching tube receives the clock signal.
5. display panel according to claim 1, which is characterized in that
The first module group includes sequentially connected shift signal input terminal, latch module, NAND gate, buffer module and displacement
Signal output end, wherein the shift signal output end is connected with the scan line, scan drive cell described in the first order
Shift signal input terminal receives displacement initial signal, turntable driving list described in scan drive cell to afterbody described in the second level
The shift signal input terminal of member receives the signal of the shift signal output end output of scan drive cell described in upper level；
The second module group includes reseting module, and the reseting module is connected with the latch module.
6. display panel according to claim 5, which is characterized in that
The reseting module includes the 13rd switching tube, and the control terminal of the 13rd switching tube receives reset signal, and described the
The first end of 13 switching tubes receives the first level signal, and the second end of the 13rd switching tube is connected with the latch module
It connects, wherein the scanning signal of shift signal output end output is second electrical level signal, first level signal and described
Second electrical level signal is different signal.
7. display panel according to claim 5, which is characterized in that
The connecting line of the reseting module and latch module cabling in the display area.
8. the display panel according to any one of claim 2 to 7, which is characterized in that
The first module group is located at second rim area；
The second module group is located at first rim area.
9. display panel according to claim 1, which is characterized in that
The viewing area includes being located at first viewing area of relief area two sides and the second viewing area in the second direction；
The data line includes the first data for driving display pixel in first viewing area and second viewing area
Line；
The part cabling that first data line is recessed through first rim area to the viewing area from first viewing area
To second viewing area.
10. display panel according to claim 9, which is characterized in that
The part that the viewing area is recessed is provided with a plurality of first data line in first rim area；
In said first direction, a plurality of first data line is successively alternately walked using the first conductive layer and the second conductive layer
Line, wherein first conductive layer and second conductive layer are different film layers.
11. a kind of display device, which is characterized in that including display panel described in any one of claims 1 to 10.
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| CN201811635691.7A CN109581773B (en) | 2018-12-29 | 2018-12-29 | Display panel and display device |
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|---|---|---|---|
| CN201811635691.7A CN109581773B (en) | 2018-12-29 | 2018-12-29 | Display panel and display device |
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