CN102495500A - Liquid crystal display device - Google Patents
Liquid crystal display device Download PDFInfo
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- CN102495500A CN102495500A CN2011104566541A CN201110456654A CN102495500A CN 102495500 A CN102495500 A CN 102495500A CN 2011104566541 A CN2011104566541 A CN 2011104566541A CN 201110456654 A CN201110456654 A CN 201110456654A CN 102495500 A CN102495500 A CN 102495500A
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- 239000004973 liquid crystal related substance Substances 0.000 title claims abstract description 84
- 230000005684 electric field Effects 0.000 claims abstract description 22
- 210000002445 nipple Anatomy 0.000 claims description 47
- 239000010409 thin film Substances 0.000 claims description 10
- 230000003247 decreasing effect Effects 0.000 claims description 3
- 241000826860 Trapezium Species 0.000 claims description 2
- 230000004044 response Effects 0.000 abstract description 6
- 238000002834 transmittance Methods 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 5
- 239000000758 substrate Substances 0.000 description 5
- 230000009471 action Effects 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000011521 glass Substances 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000005685 electric field effect Effects 0.000 description 2
- 229910003437 indium oxide Inorganic materials 0.000 description 2
- PJXISJQVUVHSOJ-UHFFFAOYSA-N indium(iii) oxide Chemical compound [O-2].[O-2].[O-2].[In+3].[In+3] PJXISJQVUVHSOJ-UHFFFAOYSA-N 0.000 description 2
- AMGQUBHHOARCQH-UHFFFAOYSA-N indium;oxotin Chemical compound [In].[Sn]=O AMGQUBHHOARCQH-UHFFFAOYSA-N 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000004088 simulation Methods 0.000 description 2
- YVTHLONGBIQYBO-UHFFFAOYSA-N zinc indium(3+) oxygen(2-) Chemical compound [O--].[Zn++].[In+3] YVTHLONGBIQYBO-UHFFFAOYSA-N 0.000 description 2
- -1 IZO) Chemical compound 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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Abstract
The invention provides a liquid crystal display device. A first electrode and a second electrode are arranged in a pixel area. The second electrode comprises a plurality of first strip-type conductive parts and a second strip-type conductive part. Each of the plurality of first conductive parts has a first terminal and a second terminal which are opposite to each other. The first terminals of the plurality of first conductive parts are connected together through the second conductive part, and the second terminals of the plurality of first conductive parts are disconnected from one another. Openings are reserved in areas between every two adjacent first conductive parts and close to the second terminals in the first electrode, and electrode bumps are formed by the openings. When the liquid crystal display device works, component electric fields in a direction vertical to the first conductive parts are formed between the electrode bumps of the first electrode and the second electrode. Compared with the prior art, the liquid crystal display device has high light transmittance and quick response.
Description
Technical field
The present invention relates to the photoelectric display technical field, and be particularly related to a kind of liquid crystal indicator.
Background technology
At present, liquid crystal indicator is a kind of as flat-panel monitor, has advantages such as low-power consumption, the thin light weight of shape because of it, so be applied in the every field widely.Usually, the liquid crystal panel in the liquid crystal indicator comprise thin-film transistor array base-plate, colored filter substrate and be filled in thin-film transistor array base-plate and colored filter substrate between liquid crystal layer.A plurality of pixel regions (pixel area) that thin-film transistor array base-plate comprises many gate lines (gate line), many data lines (data line), limited many gate lines and many data line cross arrangements etc.Pixel region comprise pixel electrode and public electrode and be arranged on data line and the infall of gate line near thin film transistor (TFT) (Thin Film Transistor, be called for short TFT).Thin film transistor (TFT) is as whether applying the on-off element of voltage to the pixel electrode.Through between pixel electrode and public electrode, applying voltage; Thereby between two electrodes, produce electric field; And change this electric field intensity through the size that control applies voltage; And then control the transmissivity of incident light, thereby realize the bright and dark control of the pixel in the liquid crystal panel through control deflection angle of liquid crystal molecule between pixel electrode and public electrode.
Shown in Figure 1 is the partial cutaway schematic that existing a kind of fringe field switches (Fringe Field Switching is called for short FFS) type liquid crystal indicator, and shown in Figure 2 is the schematic plan of array base palte in the FFS type liquid crystal indicator among Fig. 1.See also Fig. 1 and Fig. 2, in the array base palte 12 of FFS type liquid crystal indicator 10, be formed with pixel electrode 122, insulation course 126, public electrode 124 on the glass substrate 120 successively, reach friction orientation layer 128.Pixel electrode 122 whole layer in pixel region is provided with; Public electrode 124 then has the horizontal conductive part 1240 of a plurality of strips and the vertical conductive part 1242 of two strips; The strip gab 1244 that the two ends of a plurality of horizontal conductive parts 1240 connect to form a plurality of sealings through two vertical conductive parts 1242 respectively, thin film transistor (TFT) 18 is electrically connected with pixel electrode 122 through drain metal layer 182.
In liquid crystal indicator as depicted in figs. 1 and 2 10; It utilizes the electric field that produces between pixel electrode 122 and the public electrode 124; Make 124 of the public electrodes of strip and the aligned liquid-crystal molecule that is positioned at directly over the public electrode 124 to produce the rotation conversion, thereby when increasing the visual angle, improve the light transmission efficiency of liquid crystal layer at the in-plane that be parallel to glass substrate 120.
But, in this existing FFS type liquid crystal indicator 10, in vertical conductive part 1242 regions of two strips that are positioned at public electrode 124; Because the electric field that produces between the vertical conductive part 1242 of two strips and the pixel electrode 122 in the public electrode 124 distributes along these vertical conductive part 1242 both sides; And the zone between two vertical conductive parts 1242, the electric field that produces between the horizontal conductive part 1240 of a plurality of strips and the pixel electrode 122 in the public electrode 124 distributes along the both sides of horizontal conductive part 1240, therefore; In the liquid crystal layer of liquid crystal indicator 10; With two vertical conductive part 1242 corresponding regions in the public electrode 124, liquid crystal molecule receives two different directions electric field effects respectively, so after applying external drive voltage; Liquid crystal molecule in these two zones can be owing to receive two different directions electric field effects respectively; Thereby disclination (Disclination line) phenomenon occurs, different yawing moments can appear in liquid crystal molecule that promptly should the zone, even does not rotate basically; Cause this zone to present dark attitude all the time, reduced the actual penetrance of pixel.
Summary of the invention
Therefore; The present invention provides a kind of liquid crystal indicator; Overcoming disclination (Disclination line) phenomenon of FFS type liquid crystal indicator after the liquid crystal molecule of pixel cell fringe region is applying voltage in the prior art, thereby improve the penetrance of liquid crystal indicator.
Liquid crystal indicator provided by the present invention; Comprise many gate lines being arranged on the array base palte, many data lines and by many gate lines and many a plurality of pixel regions that the data line cross arrangement limits; Each pixel region comprise first electrode and second electrode and be arranged on data line and the infall of gate line near thin film transistor (TFT); Wherein, This second electrode comprises first conductive part of a plurality of strips and second conductive part of a strip; These a plurality of first conductive parts all have relative first end and the second end, and the first end of these a plurality of first conductive parts links together through this second conductive part, and the second end of these a plurality of first conductive parts does not link to each other mutually; And this first electrode electrode teat of between the first adjacent conductive part and near the zone of the second end, being provided with opening and forming by this opening; When said liquid crystal indicator is worked, form perpendicular to the component electric field on the direction of this first conductive part between this electrode teat of this first electrode and this second electrode.
Further, this opening forms two electrode of opposite teats.
Further, these two electrode teats are symmetrical set.
Further, interconnect between these two electrode teats.
Further, there is the gap between these two electrode teats.
Further, this first conductive part extends along first direction, and this second conductive part extends along second direction, and first direction is vertical each other with second direction.
Further, this first conductive part extends along first direction, and this second conductive part extends along second direction, and the angle of this first direction and this second direction is roughly 83 degree.
Further, this electrode teat comprises the connecting portion that is connected with this first electrode and away from the point of this connecting portion, the width of this electrode teat is successively decreased to this point by this connecting portion.
Further, this electrode teat is sharp triangle, circular arc or trapezium structure.
Further, this electrode teat is a strip.
By on can know; In the present invention; Through at the electrode teat that between the first adjacent conductive part and near the zone of the second end, is provided with opening and forms on first electrode by this opening; Thereby utilize produce between the electrode teat and first conductive part perpendicular to the component electric field on the first conductive part direction; And then guaranteed that the liquid crystal molecule that is positioned at the pixel cell fringe region can deflect along same direction after applying voltage; And then overcome in the prior art liquid crystal molecule near the pixel cell fringe region owing to the electric field action that receives two different directions produces disclination (Disclination line) phenomenon; Make the lighttight pixel cell fringe region of script present bright attitude whereby, can make the liquid crystal molecule that is positioned at the pixel cell fringe region deflect fast simultaneously, thereby improve the response time and the penetrance of liquid crystal indicator.
Above-mentioned explanation only is the general introduction of technical scheme of the present invention; Understand technological means of the present invention in order can more to know; And can implement according to the content of instructions, and for let of the present invention above-mentioned with other purposes, feature and advantage can be more obviously understandable, below special act preferred embodiment; And conjunction with figs., specify as follows.
Description of drawings
Fig. 1 is the partial cutaway schematic of existing fringe field switch type liquid crystal indicator.
Fig. 2 is the schematic plan of array base palte in the fringe field switch type liquid crystal indicator shown in Figure 1.
Fig. 3 is the schematic plan of array base palte in the liquid crystal indicator of first embodiment of the invention.
Fig. 4 is the decomposing schematic representation of first electrode and second electrode among Fig. 3.
Fig. 5 is the partial enlarged drawing of V part among Fig. 3.
Fig. 6 is the decomposing schematic representation of first electrode and second electrode in the second embodiment of the invention.
Fig. 7 is the schematic plan of array base palte in the liquid crystal indicator of third embodiment of the invention.
Fig. 8 is the schematic plan of array base palte in the liquid crystal indicator of fourth embodiment of the invention.
Fig. 9 is the schematic plan of array base palte in the liquid crystal indicator of fifth embodiment of the invention.
Figure 10 is the synoptic diagram of arranging of first electrode and second electrode in the sixth embodiment of the invention.
Shown in Figure 11 is the simulate effect contrast synoptic diagram of the penetrance and the existing FFS type liquid crystal indicator penetrance of FFS type liquid crystal indicator among the present invention.
Embodiment
Reach technological means and the effect that predetermined goal of the invention is taked for further setting forth the present invention; Below in conjunction with accompanying drawing and preferred embodiment; To embodiment, method, step, structure, characteristic and the effect of the liquid crystal indicator that proposes according to the present invention, specify as after.
Relevant aforementioned and other technology contents, characteristics and effect of the present invention can clearly appear in following the cooperation in the graphic preferred embodiment detailed description of reference.Through the explanation of embodiment, when can being to reach technological means and the effect that predetermined purpose takes to be able to more deeply and concrete understanding to the present invention, yet the appended graphic usefulness that only provides reference and explanation be not to be used for the present invention is limited.
Please with reference to Fig. 3, in the first embodiment of the invention, liquid crystal indicator is the fringe field switch type liquid crystal indicator, and its array base palte 22 comprises gate line 24 and data line 26 and intersecting and a plurality of pixel regions of limiting.Comprise in the pixel region: be successively set on first electrode 222 on the glass substrate (not shown), insulation course (not shown), second electrode 224, be positioned at the friction orientation layer (not shown) of second electrode, 224 tops, and the thin film transistor (TFT) 28 that is positioned at data line 26 and gate line 24 infalls.Direction shown in the D2 roughly is 0 °～± 15 ° angle among the frictional direction of friction orientation layer and Fig. 3; Promptly at non-driven state (state when also promptly not having voltage difference between first electrode 222 and second electrode 224), liquid crystal molecule is orientated along the direction that roughly is 0 °～± 15 ° of angles with direction shown in the D2.In Fig. 3, with the direction identical with D2 as directions X, with the direction vertical with D2 as the Y direction.
In the present embodiment, second electrode 224 is oppositely arranged with first electrode 222 in pixel region.Second electrode 224 and first electrode 222 can form through at least a transparent conductive material deposition; Indium tin oxide (indium tin oxide for example; ITO), indium zinc oxide (indium zinc oxide, IZO), indium oxide (indium oxide, IO) or other transparency conducting layers.In the present invention, first electrode is the pixel electrode of liquid crystal indicator, and second electrode is the public electrode of liquid crystal indicator; Perhaps first electrode is the public electrode of liquid crystal indicator, and second electrode is the pixel electrode of liquid crystal indicator.
Fig. 4 is the decomposing schematic representation of first electrode and second electrode among Fig. 3.Concrete, please with reference to Fig. 4, in the FFS of present embodiment type liquid crystal indicator, second electrode 224 comprises first conductive part 2240 of a plurality of strips, and second conductive part 2242 of a strip only is set in its second electrode 224.Wherein, the bearing of trend of a plurality of first conductive parts 2240 of second electrode 224 is a first direction, and the bearing of trend of second conductive part 2242 is a second direction; In the present embodiment; First direction is consistent with directions X, and second direction is consistent with the Y direction, and promptly first direction is vertical each other with second direction.In the present embodiment; First conductive part 2240 has relative first end 2240a and the second end 2240b in second electrode 224; The first end 2240a of first conductive part 2240 is connected to each other through second conductive part 2242; And the second end 2240b of first conductive part 2240 does not link to each other mutually, and forms a plurality of uncovered gaps 2244 between first conductive part 2240.Promptly second electrode 224 roughly is rendered as pectination; Wherein, Second conductive part 2242 that extends along second direction forms the comb root position of second electrode 224 of these pectinations, and first conductive part 2240 that extends along first direction forms the broach position of second electrode 224 of these pectinations.
Shown in Figure 5 is near the local enlarged diagram in the zone of the second end 2240b between first conductive part 2240 adjacent among Fig. 3.In the present embodiment, like Fig. 4 and shown in Figure 5, the electrode teat 228 that first electrode 222 is provided with opening 226 and forms by opening 226 between the first adjacent conductive part 2240 and near the zone of the second end 2240b.When liquid crystal indicator among the present invention is worked, form perpendicular to the component electric field on the direction of first conductive part 2240 between the electrode teat 228 of first electrode 222 and second electrode 224.In the present embodiment, form electrode of opposite first teat 228a and the electrode second teat 228b by this opening 226.Under the preferable case, electrode first teat 228a and the electrode second teat 228b are symmetrical structure.Under the preferable case; The electrode first teat 228a and the electrode second teat 228b comprise the connecting portion that is connected with first electrode 222 respectively and away from the point of connecting portion, the width of electrode first teat 228a and the electrode second teat 228b is successively decreased to point by its connecting portion separately respectively.In the present embodiment, electrode first teat 228a and the electrode second teat 228b are the sharp three-legged structure of symmetry, and the first teat 228a is an example with electrode, and it has two side AB and AC, and the angle theta that is limited two side AB and AC.As shown in Figure 5; Sharp three-legged structure through this symmetry; Can make with first conductive part 2240 near the second end 2240b correspondence position; The electric field that produces between first electrode 222 and first conductive part 2240 has stronger perpendicular to the component on the direction of first conductive part 2240; Thereby make be positioned at the electric field in the corresponding zone of first conductive part, 2240 the second end 2240b bigger than the component perpendicular on the direction of first conductive part 2240 of pixel cell central area electric field; This electric field has guaranteed that the liquid crystal molecule that is positioned at the pixel cell fringe region can deflect along same direction after applying voltage; And then overcome in the prior art liquid crystal molecule near the pixel cell fringe region owing to the electric field action that receives two different directions produces disclination (Disclination line) phenomenon, make whereby originally that lighttight pixel cell fringe region presents bright attitude, thereby improved the penetrance of liquid crystal indicator.This electric field can make the liquid crystal molecule that is positioned at the pixel cell fringe region deflect fast simultaneously, thus the response time that can improve liquid crystal indicator.In the present embodiment; The angle of θ is more little in the sharp three-legged structure of electrode first teat 228a or the electrode second teat 228b; Then first electrode 222 and second electrode 224 electric field that forms is big more perpendicular to the component on the direction of first conductive part 2240, and then the lifting effect to its response time and penetrance is good more.
In the present embodiment, the sharp three-legged structure on the first above-mentioned electrode 222 is hollowed out and is formed by the correspondence position to the second electrode lay 224, promptly forms by opening 226.In the present invention; Like Fig. 3, Fig. 4 and shown in Figure 5; Can be only be provided with opening 226 and forming the electrode first teat 228a and the electrode second teat 228b of the sharp three-legged structure of these symmetries on first electrode 222 and between the first adjacent conductive part 2240 and near the zone of the second end 2240b, and first electrode 222 is not being hollowed out with the second end 2240b overlapping region by opening 226.
In addition; Because the spacing between second electrode, 224 first conductive parts 2240 is very little; Therefore, zone between the second end 2240b of the first adjacent conductive part 2240 on first electrode 222 and in second electrode 224 is hollowed out formation should can exist certain difficulty by the point three-legged structure in the practical implementation process, therefore; Please with reference to Fig. 6; In second embodiment of the invention, can simultaneously first electrode 322 and second electrode, 324 position overlapped be hollowed out formation opening 326, to impel the formation of this point three-legged structure.
In addition,, in the 3rd to the 5th embodiment, electrode teat 428,528, and 628 also can adopt shapes such as circular arc, trapezoidal or strip, repeat no more please with reference to Fig. 7 to Fig. 9.Above-mentioned like Fig. 7, the 3rd, the 4th embodiment shown in Figure 8 in, electrode first teat and electrode second teat are circular arc or when trapezoidal, electrode first teat and electrode second teat can interconnect, and also can have certain interval.
Figure 10 is the synoptic diagram of arranging of second electrode and first electrode in the sixth embodiment of the invention.Shown in figure 10; The bearing of trend of a plurality of first conductive parts of second electrode 724 is a first direction, and the bearing of trend of second conductive part is a second direction, in the present embodiment; Different with aforementioned first embodiment is; The second direction of second conductive part is still consistent with the Y direction, and first direction and second direction roughly are 83 degree angles, and promptly the angle of first conductive part of this second electrode 724 and second conductive part is about 83 degree.In the present embodiment; The friction orientation direction of liquid crystal molecule is perpendicular to second direction; Promptly at non-driven state (state when also promptly not having voltage difference between first electrode 222 and second electrode 224); The angle that the friction orientation direction of liquid crystal molecule and first direction are pre-formed certain angle; Therefore can make the electric field that forms in second electrode 724 and first electrode 722 and the friction orientation direction of liquid crystal molecule be pre-formed certain angle, and then can make liquid crystal molecule deflect fast, and then the response time of quickening liquid crystal indicator.Need to prove that second electrode that this is shown in Figure 10 and first electrode shape of arranging is equally applicable to second to the 5th embodiment, is not giving unnecessary details.
Shown in Figure 11 is the simulate effect contrast synoptic diagram of the penetrance and the existing FFS type liquid crystal indicator penetrance of FFS type liquid crystal indicator among the present invention; Wherein, S1 representes the simulation curve of existing FFS type liquid crystal indicator penetrance, and S2 representes the simulation curve of FFS type liquid crystal indicator penetrance among the present invention.As can beappreciated from fig. 11, the maximum penetration rate of the pixel region of the embodiment of the invention can bring up to 0.4448 by 0.4198 of prior art, has approximately improved about 6%.
In sum; In liquid crystal indicator provided by the present invention; Through on first electrode, hollowing out formed electrode teat; And between adjacent first conductive part and near the zone of the second end, second electrode is set to pectination to the electrode teat simultaneously, therefore on first electrode and in said second electrode; When liquid crystal indicator is worked; Can produce between the electrode teat of first electrode and second electrode stronger perpendicular to the component electric field on the first conductive part direction of second electrode, thereby guaranteed that the liquid crystal molecule that is positioned at the pixel cell fringe region can deflect along same direction after applying voltage, and then overcome in the prior art disclination (Disclination line) phenomenon that the liquid crystal molecule near the pixel cell fringe region produces owing to the electric field action that receives two different directions; Make the lighttight pixel cell fringe region of script present bright attitude whereby, thereby improved the penetrance of liquid crystal indicator.This electric field can make the liquid crystal molecule that is positioned at the pixel cell fringe region deflect fast simultaneously, thus the response time that can improve liquid crystal indicator.
The above only is preferred embodiment of the present invention, is not the present invention is done any pro forma restriction; Though the present invention discloses as above with preferred embodiment; Yet be not in order to limiting the present invention, anyly be familiar with the professional and technical personnel, in not breaking away from technical scheme scope of the present invention; When the technology contents of above-mentioned announcement capable of using is made a little change or is modified to the equivalent embodiment of equivalent variations; In every case be not break away from technical scheme content of the present invention, to any simple modification, equivalent variations and modification that above embodiment did, all still belong in the scope of technical scheme of the present invention according to technical spirit of the present invention.
Claims (10)
1. liquid crystal indicator; Comprise many gate lines being arranged on the array base palte, many data lines and by many gate lines and many a plurality of pixel regions that the data line cross arrangement limits; Each pixel region comprise first electrode and second electrode and be arranged on data line and the infall of gate line near thin film transistor (TFT), it is characterized in that:
This second electrode comprises first conductive part of a plurality of strips and second conductive part of a strip; These a plurality of first conductive parts all have relative first end and the second end; The first end of these a plurality of first conductive parts links together through this second conductive part, and the second end of these a plurality of first conductive parts does not link to each other mutually; And
The electrode teat that this first electrode is provided with opening and forms by this opening between the first adjacent conductive part and near the zone of the second end; When said liquid crystal indicator is worked, form perpendicular to the component electric field on the direction of this first conductive part between this electrode teat of this first electrode and this second electrode.
2. liquid crystal indicator as claimed in claim 1 is characterized in that: this opening forms two electrode of opposite teats.
3. liquid crystal indicator as claimed in claim 2 is characterized in that: these two electrode teats are symmetrical set.
4. liquid crystal indicator as claimed in claim 2 is characterized in that: interconnect between these two electrode teats.
5. liquid crystal indicator as claimed in claim 2 is characterized in that: have the gap between these two electrode teats.
6. liquid crystal indicator as claimed in claim 1 is characterized in that: this first conductive part extends along first direction, and this second conductive part extends along second direction, and first direction is vertical each other with second direction.
7. liquid crystal indicator as claimed in claim 1 is characterized in that: this first conductive part extends along first direction, and this second conductive part extends along second direction, and the angle of this first direction and this second direction is roughly 83 degree.
8. like each described liquid crystal indicator in the claim 1 to 7; It is characterized in that: this electrode teat comprises the connecting portion that is connected with this first electrode and away from the point of this connecting portion, the width of this electrode teat is successively decreased to this point by this connecting portion.
9. liquid crystal indicator as claimed in claim 8 is characterized in that: this electrode teat is sharp triangle, circular arc or trapezium structure.
10. like each described liquid crystal indicator in the claim 1 to 7, it is characterized in that: this electrode teat is a strip.
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| CN201110456654.1A CN102495500B (en) | 2011-12-31 | 2011-12-31 | Liquid crystal display device |
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| CN201110456654.1A CN102495500B (en) | 2011-12-31 | 2011-12-31 | Liquid crystal display device |
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| CN102495500B CN102495500B (en) | 2015-02-18 |
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| CN106444174A (en) * | 2016-08-30 | 2017-02-22 | 深圳市华星光电技术有限公司 | Pixel electrode |
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| US10437111B2 (en) | 2017-06-19 | 2019-10-08 | Shenzhen China Star Optoelectronics Technology Co., Ltd. | Pixel electrode and array substrate |
| CN111554713A (en) * | 2014-04-25 | 2020-08-18 | 三星显示有限公司 | Organic light emitting device |
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| CN107121851A (en) * | 2017-06-19 | 2017-09-01 | 深圳市华星光电技术有限公司 | Pixel electrode and array base palte |
| WO2018232778A1 (en) * | 2017-06-19 | 2018-12-27 | 深圳市华星光电技术有限公司 | Pixel electrode and array substrate |
| CN107121851B (en) * | 2017-06-19 | 2019-02-26 | 深圳市华星光电技术有限公司 | Pixel electrode and array substrate |
| US10437111B2 (en) | 2017-06-19 | 2019-10-08 | Shenzhen China Star Optoelectronics Technology Co., Ltd. | Pixel electrode and array substrate |
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| CN102495500B (en) | 2015-02-18 |
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