CN104122720B - Array base palte and the liquid crystal display panel using the array base palte - Google Patents
Array base palte and the liquid crystal display panel using the array base palte Download PDFInfo
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- CN104122720B CN104122720B CN201310189638.XA CN201310189638A CN104122720B CN 104122720 B CN104122720 B CN 104122720B CN 201310189638 A CN201310189638 A CN 201310189638A CN 104122720 B CN104122720 B CN 104122720B
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- scan line
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- base palte
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Abstract
A kind of array base palte, including scan line, it includes the first scan line and the second scan line；Data wire, it intersects and the composition pixel region that insulate with the scan line；Pixel electrode, in each pixel region；Active member, is electrically connected with the scan line, data wire and pixel electrode；Turntable driving, for providing scanning signal；Lead, for being electrically connected with the turntable driving and scan line, it includes the first lead being electrically connected with the first scan line and the second lead being electrically connected with the second scan line, and first lead is higher than second lead in the resistance value of linear direction；Wherein, first scan line is less than second scan line in the resistance value of linear direction.The present invention also provides a kind of liquid crystal display panel using the array base palte.Compared to prior art, array base palte of the present invention and tend to be balanced using the scanning signal transmitted in each bar scan line of liquid crystal display panel of the array base palte, using the teaching of the invention it is possible to provide stable picture is shown.
Description
Technical field
The present invention relates to the liquid crystal display panel of a kind of array base palte and the use array base palte.
Background technology
Liquid crystal display panel generally includes array basal plate, a colored filter substrate and is clipped between two substrates
Liquid crystal layer, it is to control liquid crystal molecule therebetween to reverse to realize the percent of pass for controlling light by applying voltage, so as to reach aobvious
The purpose shown.However, because the turntable driving in array base palte applies after voltage, the scanning signal warp transmitted in each bar scan line
It is often unbalanced, so as to cause the problem of display picture brightness disproportionation weighs.Therefore, industry in the urgent need to one kind can balanced transmission sweep
Retouch the array base palte of signal, and it is a kind of can be with the liquid crystal display panel of equilibrium brightness display picture.
The content of the invention
In view of the foregoing, it is necessary to which a kind of array base palte is provided.The array base palte includes scan line, and it includes first
Scan line and the second scan line；Data wire, it intersects and the composition pixel region that insulate with the scan line；Pixel electrode,
In each pixel region；Active member, is electrically connected with the scan line, data wire and pixel electrode；Turntable driving, is used
In offer scanning signal；Lead, for being electrically connected with the turntable driving and scan line, it includes electrically connecting with the first scan line
The first lead connect and the second lead being electrically connected with the second scan line, first lead are high in the resistance value of linear direction
In second lead；Wherein, first scan line is less than second scan line in the resistance value of linear direction.
Wherein, scan line described at least one includes resistance adjustment unit.
Wherein, the resistance adjustment unit include convex portion, the convex portion be by a side of scan line stretch out it is convex
Rise, and the convex portion separates setting with the active member.
Wherein, the resistance adjustment unit include recess, the recess be by a side of scan line cave inward it is recessed
Hole.
Wherein, the resistance adjustment unit includes convex portion and recess, and the convex portion is outwards to be prolonged by a side of scan line
The projection stretched, and the convex portion separates setting with the active member, the recess is to be caved inward by a side of scan line
Pit.
Wherein, the resistance adjustment unit is rectangle or trapezoidal or square.
Wherein, 15% of the width of the resistance adjustment unit no more than the scanning line width where it.
Wherein, the turntable driving on the array base palte in the middle of scan line set, the resistance of the lead by
The lead for connecting interscan line gradually increases to the lead of connection both sides scan line, in the middle of the quantity of the scan line upper convex portion
Scan line gradually increase to the scan line of both sides.
Wherein, the turntable driving on the array base palte in the middle of scan line set, the resistance of the lead by
The lead for connecting interscan line gradually increases to the lead of connection both sides scan line, in the middle of the quantity of the scan line upper recess
Scan line be gradually reduced to the scan line of both sides.
Wherein, the turntable driving on the array base palte in the middle of scan line set, the resistance of the lead by
The lead for connecting interscan line gradually increases to the lead of connection both sides scan line, in the middle of the quantity of the scan line upper convex portion
Scan line gradually increase to the scan line of both sides, scanning from the scan line in the middle of the quantity of the scan line upper recess to both sides
Line is gradually reduced.
Wherein, the resistance adjustment unit with the scan line is formed in same mask etch.
Wherein, the scan line also includes N scan lines and is arranged at first scan line and the N scan lines
Between other scan lines, the lead also include connection N scan lines N leads and connect other scan lines other
Lead, the resistance of the lead is gradually increased by first lead to the N leads, and the resistance of the scan line is by described
First scan line to the N scan lines are gradually reduced.
Wherein, the turntable driving on the array base palte in the middle of scan line set, the resistance of the lead by
The lead for connecting interscan line gradually increases to the lead of connection both sides scan line, and the resistance of the scan line is swept by middle
Line is retouched to be gradually reduced to the scan line of both sides.
A kind of liquid crystal display panel of offer is provided.The liquid crystal display panel includes colored filter substrate, array
Substrate and the liquid crystal layer being folded between the colored filter substrate and array base palte.The array base palte includes scanning
Line, including the first scan line and the second scan line；Data wire, it intersects and the composition pixel region that insulate with the scan line
Domain；Pixel electrode, in each pixel region；Active member, is electrically connected with the scan line, data wire and pixel electricity
Pole；Scanner driver, for providing scanning signal；Lead, for being electrically connected with the turntable driving and scan line, it include with
The first lead that first scan line is electrically connected with and the second lead with the electric connection of the second scan line, first lead are online
Property direction resistance value be higher than second lead；Wherein, first scan line includes that low-resistance resistance adjustment can be dropped
Unit.
A kind of liquid crystal display panel of offer is provided.The liquid crystal display panel includes colored filter substrate, array
Substrate and the liquid crystal layer being folded between the colored filter substrate and array base palte.The array base palte includes scanning
Line, including the first scan line and the second scan line；Data wire, it intersects and the composition pixel region that insulate with the scan line
Domain；Pixel electrode, in each pixel region；Active member, is electrically connected with the scan line, data wire and pixel electricity
Pole；Scanner driver, for providing scanning signal；Lead, for being electrically connected with the turntable driving and scan line, it include with
The first lead that first scan line is electrically connected with and the second lead with the electric connection of the second scan line, first lead are online
Property direction resistance value be higher than second lead；Wherein, second scan line includes that the resistance adjustment of resistance can be increased
Unit.
Scanned compared to prior art, array base palte of the present invention and using each bar of the liquid crystal display panel of the array base palte
The scanning signal transmitted on line tends to be balanced, using the teaching of the invention it is possible to provide stable picture is shown.
Brief description of the drawings
Fig. 1 is the structural representation of liquid crystal display panel of the present invention.
Fig. 2 is the planar structure schematic diagram of array base palte of the present invention.
Fig. 3 is the partial enlarged drawing of a-quadrant in Fig. 2.
Fig. 4 is the planar structure schematic diagram of another embodiment array base palte of the invention.
Fig. 5 is the partial enlarged drawing in B regions in Fig. 4.
Fig. 6 is the planar structure schematic diagram of a further embodiment array base palte of the present invention.
Main element symbol description
| Liquid crystal display panel | 1 |
| Colored filter substrate | 10 |
| Array base palte | 20 |
| Liquid crystal layer | 30 |
| Viewing area | 21 |
| Peripheral region | 22 |
| Pixel region | 211 |
| Active member | 2111 |
| Pixel electrode | 2112 |
| Scanner driver | 222 |
| Convex portion | 212 |
| Recess | 213 |
| Scan line | G1~Gn、G1、G2、G3、G4 |
| Data wire | D1~Dn |
| Lead | L1~Ln、L1、L2、L3、L4 |
| Region | A、B |
Following embodiment will further illustrate the present invention with reference to above-mentioned accompanying drawing.
Embodiment
For the unbalanced problem of display of liquid crystal display panel, swept it was discovered by researchers that connecting each bar in array base palte
Retouch line causes its resistance different for a moment from the wire length of turntable driving, so that the scanning signal transmitted in each bar scan line
It is inconsistent, and then cause the unbalanced problem of display.It therefore, it can the shape by designing scan line, scanned with compensating each bar
Line wire length differ caused by charging it is inconsistent, and then improve display effect in a balanced way.
As shown in figure 1, the liquid crystal display panel 1 of embodiment of the present invention includes colored filter substrate 10, array base palte
20 and the liquid crystal layer 30 that is clipped between two substrates.The liquid crystal layer 30 includes liquid crystal molecule.The colorized optical filtering chip base
Plate 10 includes the photoresistance of different colours, and the light of different colours, such as red, green, blue can be passed through respectively.The array base palte 20
The percent of pass for controlling light is realized to control the liquid crystal molecule in liquid crystal layer 30 to reverse for controlling to apply voltage, so as to reach aobvious
The purpose shown.
As shown in Fig. 2 the array base palte 20 of the embodiment of the present invention includes viewing area 21 and peripheral region 22.The viewing area 21
Including multi-strip scanning line G1~Gn, a plurality of data lines D1~DnIntersect setting, constitutes multiple pixel regions arranged with array
211.Scan line G1~GnWith data wire D1~DnBetween separated by insulating barrier.Based on electric conductivity, the scan line G1~GnAnd data
Line D1~DnTypically use metal material, or alloy material, metal oxide materials, metal nitride materials, metal nitrogen oxygen
Compound material or other electrically conductive materials.Seen in structure, scan line G1~GnWith data wire D1~DnCan be individual layer or
Stack layer, stack layer can be a kind of structure of molybdenum (Mo)-aluminium (Al)-molybdenum (Mo).
Each pixel region 211 includes active member 2111 and pixel electrode 2112.Active member 2111 can be
Bottom grid film transistor（Bottom Gate TFT）Or top gate-type thin film electric crystal（Top Gate TFT）, its
Including grid（Gate Electrode）, raceway groove (Channel), source electrode (Source Electrode) and drain electrode (Drain
Electrode).Active member 2111 is electrically connected with a corresponding scan line and a corresponding data line.Active element
Part 2111 is also electrically connected with pixel electrode 2112.Pixel electrode 2112 is transparency electrode, and its material can be tin indium oxide, oxygen
Change the transparent materials such as indium zinc.
The peripheral region 22 includes scanner driver 222 and lead L1~Ln, the lead L1~LnBy scanner driver
222 are electrically connected with viewing area 21.Specifically, the lead L1~LnIt is to be laid out with sector structure, and lead L1~LnRespectively
With the scan line G in viewing area 211~GnCorrespondence is electrically connected with.The scanner driver 222 is used to provide scanning signal, and it is carried
The scanning signal of confession is by lead L1~LnScan line G is transferred to according to predetermined sequential1~GnIn.Wherein, all scan line G1~Gn
With all lead L1~LnIt can be formed by same conductive layer through mask etching or respectively by different conductive layers through mask
Etch and formed, constituted above is not intended to limit the invention.
It is now special to select lead L therein for convenience of the present invention is illustrated1, lead L2, lead L3With lead L4To illustrate this hair
It is bright.It is understood that there is corresponding scan line G in viewing area 211, scan line G2, scan line G3With scan line G4,
The scan line G1、G2、G3And G4Respectively with lead L1、L2、L3And L4It is electrically connected with.In present embodiment, the scanner driver
222 close to the scan line G in the middle of array base palte 204, and itself and scan line G4To G1Distance gradually increase, therefore on periphery
The lead L in area 221To L4In, lead L1、L2、L3And L4There is L in length1>L2>L3>L4, thus have L in resistance1>L2>L3>L4。
For compensating lead wire L3With lead L4Between resistance difference, with lead L3The scan line G of connection3A side set
In respect of the resistance adjustment unit that setting is separated with active member 2111.In the present embodiment, the resistance adjustment unit is convex
Portion 212.The convex portion 212 is by scan line G3The projection that stretches out of a side, and the convex portion 212 and scan line G3Through same
One mask etching is formed.Also referring to Fig. 3, in the present embodiment, the convex portion 212 is to have 0.5 in the in-plane direction
The length of micron and the square of 0.5 micron of width, each such convex portion 212 can help scan line G3The resistance of reduction
About 0.001 ohm.In other embodiments, the convex portion 212 can also be rectangle, the shape, its length, width such as trapezoidal
Resistance difference it can be adjusted as needed etc. parameter.Meanwhile, the actual very little of size of a convex portion 212, its width is no more than and swept
Retouch line G3The 15% of width, influence will not be produced on the aperture opening ratio of pixel region 211.
The setting of the convex portion 212 is specific it may be considered that in array base palte 20, any bar scan line G1~GnIt is visual
For by a plurality of data lines D1~DnMultiple sections are divided into, each section is corresponding with a pixel region 211.The convex portion 212
It is evenly distributed in these sections.The quantity of the convex portion 212 is determined by the resistance for needing to compensate.Due between each bar lead
Difference be not quite similar, just four lead L1、L2 、L3And L4For, due to having L in its resistance1>L2>L3>L4If, with L4
For standard wire, then need with L1、L2And L3Corresponding scan line G1、G2And G3The relation of the quantity of convex portion 212 of upper setting is
G1>G2>G3。
Further, it is to be understood that, in present embodiment, because the scanner driver 222 is middle close to being located at
Scan line, therefore in each bar lead L of peripheral region 221~LnIn, positioned at middle lead connect one end of its correspondence scan line away from
From scanner driver 222 recently, length is most short, so resistance is minimum, and lead L1~LnConnect its correspondence scan line G1~GnOne
End gradually becomes remote with the distance of scanner driver 222 from centre to both sides, and then length gradually increases from centre to both sides, its resistance
Value equally gradually increases from centre to both sides.So, each bar scan line G1~GnThe quantity of upper convex portion 212, is equally set by centre
Gradually increase to both sides, each bar scan line G can compensate for this1~GnThe inconsistent phenomenon of upper charging, and then realize and show in a balanced way
Effect.
As shown in figure 4, being compensating lead wire L in second embodiment of the invention1With lead L2Between resistance difference,
With lead L2The scan line G of connection2A side be designed with the resistance adjustment unit that setting is separated with active member 2111.At this
In embodiment, the resistance adjustment unit is recess 213.The recess 213 is by scan line G1A side cave inward
Pit, and with scan line G1Formed through same mask etching.Please refer to fig. 5, the recess 213 is tool in the in-plane direction
There is the square of 0.5 micrometer length and 0.5 microns wide, each such recess 213 can help the increased resistances of scan line G2
About 0.001 ohm of value.In other embodiments, the recess 213 can also be rectangle, the shape, its length, width such as trapezoidal
The parameters such as degree resistance difference can be adjusted as needed.The scan line that pair is connected with low resistance lead is designed with this to be improved,
Increase its resistance, also can compensate for the scanning signal between each bar scan line.Meanwhile, the actual very little of size of a convex portion 212, its
Width is no more than scan line G1The 15% of width, to scan line G1Intensity will not produce influence.
Further, it is similar with a upper embodiment, each bar scan line G1~GnThe quantity of the recess 213 of upper setting is by both sides
Gradually increase to centre, each bar scan line G can be equally compensated with this1~GnThe inconsistent phenomenon of upper charging, and then realize balanced
Display effect.
As shown in fig. 6, in third embodiment of the invention, by being set in the scan line being connected with high value lead
Convex portion 212, and the design of recess 213 is set in the scan line that low resistance lead is connected, it also can compensate for each bar scan line G1~Gn
The inconsistent phenomenon of upper charging, and then realize display effect in a balanced way.
The above embodiments are merely illustrative of the technical solutions of the present invention and it is unrestricted, although with reference to preferred embodiment to this hair
It is bright to be described in detail, it will be understood by those within the art that, technical scheme can be modified
Or equivalent substitution, without departing from the spirit and scope of technical solution of the present invention.
Claims (11)
1. a kind of array base palte, including viewing area and the peripheral region around the viewing area, the viewing area includes：Scan line,
Including the first scan line and the second scan line；Data wire, it intersects and the composition pixel region that insulate with the scan line；Picture
Plain electrode, in each pixel region；Active member, is electrically connected with the scan line, data wire and pixel electrode；It is described
Peripheral region includes：Scanner driver, for providing scanning signal；Lead, for being electrically connected with the scanner driver and scanning
Line, it includes the first lead being electrically connected with the first scan line and the second lead being electrically connected with the second scan line, described
First lead is higher than second lead in the resistance value of linear direction；It is characterized in that：Wherein, first scan line is online
Property direction resistance value be less than second scan line；Scan line described at least one includes resistance adjustment unit；The resistance
Adjustment unit includes convex portion, and the convex portion is the projection that is stretched out by the side of scan line, and the convex portion and the active
Element region is every setting.
2. array base palte as claimed in claim 1, it is characterised in that：The resistance adjustment unit includes recess, the recess
For the pit caved inward by a side of scan line.
3. array base palte as claimed in claim 2, it is characterised in that：The resistance adjustment unit is rectangle or trapezoidal.
4. array base palte as claimed in claim 2, it is characterised in that：The width of the resistance adjustment unit is no more than where it
Scanning line width 15%.
5. array base palte as claimed in claim 1, it is characterised in that：During the scanner driver is on the array base palte
Between scan line set, the resistance of the lead from connection interscan line lead from lead to connection both sides scan line gradually
Scan line in the middle of increase, the quantity of the scan line upper convex portion gradually increases to the scan line of both sides.
6. array base palte as claimed in claim 2, it is characterised in that：During the scanner driver is on the array base palte
Between scan line set, the resistance of the lead from connection interscan line lead from lead to connection both sides scan line gradually
Increase, the quantity of the scan line upper convex portion is gradually increased from middle scan line to the scan line of both sides, in the scan line
The quantity of recess is gradually reduced from middle scan line to the scan line of both sides.
7. array base palte as claimed in claim 1, it is characterised in that：The resistance adjustment unit and the scan line are same
Formed in one mask etch.
8. array base palte as claimed in claim 1, it is characterised in that：The scan line also includes N scan lines and setting
Other scan lines between first scan line and the N scan lines, the lead also includes connection N scan lines
N leads and other leads for connecting other scan lines, the resistance of the lead is by first lead to the N leads
It is gradually reduced, the resistance of the scan line is gradually increased by first scan line to the N scan lines.
9. array base palte as claimed in claim 1, it is characterised in that：During the scanner driver is on the array base palte
Between scan line set, the resistance of the lead from connection interscan line lead from lead to connection both sides scan line gradually
Increase, the resistance of the scan line is gradually reduced from middle scan line to the scan line of both sides.
10. a kind of liquid crystal display panel, including colored filter substrate, array base palte and it is folded in the colorized optical filtering chip base
Liquid crystal layer between plate and array base palte, the array base palte includes viewing area and the peripheral region around the viewing area, described
Viewing area includes：Scan line, including the first scan line and the second scan line；Data wire, it intersects simultaneously with the scan line
Insulation constitutes pixel region；Pixel electrode, in each pixel region；The peripheral region includes：Active member, is electrically connected with
The scan line, data wire and pixel electrode；Scanner driver, for providing scanning signal；Lead, for being electrically connected with
Scanner driver and scan line are stated, it includes the first lead being electrically connected with the first scan line and electrically connected with the second scan line
The second lead connect, first lead is higher than second lead in the resistance value of linear direction；It is characterized in that：Wherein,
First scan line includes that low-resistance resistance adjustment unit can be dropped；The resistance adjustment unit includes convex portion, described convex
Portion is the projection stretched out by the side of scan line, and the convex portion separates setting with the active member.
11. a kind of liquid crystal display panel, including colored filter substrate, array base palte and it is folded in the colorized optical filtering chip base
Liquid crystal layer between plate and array base palte, the array base palte includes viewing area and the non-display area around the viewing area, institute
Stating viewing area includes：Scan line, including the first scan line and the second scan line；Data wire, it intersects with the scan line
And the composition pixel region that insulate；Pixel electrode, in each pixel region；The non-display area includes：Active member, electrically
Connect the scan line, data wire and pixel electrode；Scanner driver, for providing scanning signal；Lead, for electrically connecting
The scanner driver and scan line are connect, it includes the first lead being electrically connected with the first scan line and electric with the second scan line
Property connection the second lead, first lead linear direction resistance value be higher than second lead；It is characterized in that：Its
In, second scan line includes that the resistance adjustment unit of resistance can be increased；The resistance adjustment unit includes recess, described
Recess is the pit caved inward by a side of scan line, and the recess separates setting with the active member.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310189638.XA CN104122720B (en) | 2013-05-22 | 2013-05-22 | Array base palte and the liquid crystal display panel using the array base palte |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310189638.XA CN104122720B (en) | 2013-05-22 | 2013-05-22 | Array base palte and the liquid crystal display panel using the array base palte |
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| CN104122720A CN104122720A (en) | 2014-10-29 |
| CN104122720B true CN104122720B (en) | 2017-08-29 |
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| CN111105703B (en) * | 2018-10-25 | 2021-11-02 | 上海和辉光电股份有限公司 | Display panel and display device |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102385179A (en) * | 2011-04-26 | 2012-03-21 | 友达光电股份有限公司 | fan-out circuit |
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| JP2003140181A (en) * | 2001-11-02 | 2003-05-14 | Nec Corp | Liquid crystal display device |
| KR101171184B1 (en) * | 2005-09-06 | 2012-08-06 | 삼성전자주식회사 | Display device |
| TWI276878B (en) * | 2006-03-02 | 2007-03-21 | Au Optronics Corp | Display panel capable of reducing mismatching RC effect during signal transmission and method of manufacturing the same |
| KR20080086214A (en) * | 2007-03-22 | 2008-09-25 | 삼성에스디아이 주식회사 | Flat panel display |
| TWI397736B (en) * | 2009-10-13 | 2013-06-01 | Au Optronics Corp | Active device arry substrate and display device |
| CN102332455B (en) * | 2011-09-19 | 2013-01-23 | 福建华映显示科技有限公司 | Active component array substrate and display panel |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102385179A (en) * | 2011-04-26 | 2012-03-21 | 友达光电股份有限公司 | fan-out circuit |
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