CN103728790A - Pixel electrode structure and display panel using same - Google Patents

Pixel electrode structure and display panel using same Download PDF

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Publication number
CN103728790A
CN103728790A CN201210384212.5A CN201210384212A CN103728790A CN 103728790 A CN103728790 A CN 103728790A CN 201210384212 A CN201210384212 A CN 201210384212A CN 103728790 A CN103728790 A CN 103728790A
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electrode
pixel electrode
shielding
pixel
electrically connected
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CN201210384212.5A
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CN103728790B (en
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何宇胜
陈英仁
杨清喆
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Innolux Shenzhen Co Ltd
Innolux Corp
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Innolux Shenzhen Co Ltd
Chi Mei Optoelectronics Corp
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Abstract

The invention relates to a pixel electrode structure. The pixel electrode structure comprises at least a scanning line arranged on a substrate; at least a data line arranged on the substrate, the scanning line and the data line cross arranged with each other to define a pixel area; a pixel electrode arranged in the pixel area; an active element including a grid electrode, a source electrode and a drain electrode, wherein the grid electrode is electrically connected with the scanning line, the source electrode is electrically connected with the data line, and the drain electrode is electrically connected with the pixel electrode; a covered electrode overlapping one side of the scanning line and electrically connecting the pixel electrode with a first interconnecting piece, wherein the covered electrode has a zigzag structure (jag) and the first interconnecting piece is arranged at the junction of the sawteeth with the zigzag structure in different protruding directions.

Description

Pixel electrode structure and use its display panel
Technical field
The invention relates to a kind of dot structure for liquid crystal display, especially there is a kind of dot structure for liquid crystal display that improves aperture opening ratio and avoid sweep trace light leak.
Background technology
The development of display develops into transistor liquid crystal display (TFT-LCD) by cathode-ray tube (CRT), liquid crystal display is divided into stable twisted nematic liquid crystal display (Twist Nematic LCD) at present, STN Super TN type liquid crystal display (Super Twist Nematic LCD), Thin Film Transistor-LCD (Thin FilmTransistor LCD) and low temperature polycrystalline silicon liquid crystal display (Low Temperature Poly SiliconLCD), wherein, full-color liquid crystal display, notebook computer, LCD TV is used Thin Film Transistor-LCD and low temperature polycrystalline silicon liquid crystal display, because this liquid crystal display has large scale, the advantage such as high-contrast and long service life, therefore at present take liquid crystal display as main flow.All can there is generally the problem of light leak in general commercially available liquid crystal display, one of its principal element is have electric field to cause that the liquid crystal in this district leads extremely and then produces light leak between pixel electrode and sweep trace, although have at present many technology to improve this light leak problem, but aobvious few technology is effectively improved for sweep trace light leak situation.
In addition, general technology is when solving liquid crystal display device light leakage, can make pixel aperture ratio (aperture ratio) reduce simultaneously, due to pixel aperture ratio and brightness and back light utilization factor proportional, therefore, when pixel aperture ratio is little, liquid crystal display has the phenomenon of power consumption.
In view of this, find and improve LCD scanning line light leak way to solve the problem and to increase its aperture opening ratio be the important research direction that promotes at present liquid crystal display quality simultaneously.
Summary of the invention
Fundamental purpose of the present invention is to provide a kind of dot structure, can have the effect of avoiding sweep trace light leak and improving aperture opening ratio.
Another object of the present invention is to provide a kind of display panel that includes above-mentioned dot structure, can promote the display quality of display panel.
For reaching above-mentioned purpose, the invention provides a kind of pixel electrode structure, it comprises: at least one sweep trace, is arranged on a substrate; At least one data line, is arranged on substrate, and sweep trace and the mutual cross arrangement of data line, to define a pixel region; One pixel electrode, is arranged in pixel region defined above; One active component, has a grid, one source pole and a drain electrode, and wherein grid is electrically connected sweep trace, and source electrode is electrically connected data line, and drain electrode is electrically connected pixel electrode; An and shielding electrode, one side of overlapping scan line also can be electrically connected pixel electrode by one first connecting portion, wherein, this shielding electrode has laciniation (jag), and the setting position of the first connecting portion is arranged in the intersection of the different projected directions of sawtooth of laciniation, do not affect whereby the toppling direction of liquid crystal in pixel, to avoid producing dark line.
Because above-mentioned shielding electrode is optionally electrically connected by the first connecting portion and pixel electrode, therefore, when pixel electrode structure of the present invention is including in the first connecting portion situation, this first connecting portion can be electrically connected shielding electrode and pixel electrode; And work as pixel electrode structure of the present invention, do not comprise in the first connecting portion situation, the setting of shielding electrode can have two kinds of forms, wherein a form is that shielding electrode can be connected with the shared electrode of the storage capacitors in pixel electrode structure, therefore shielding electrode has shared current potential; Another form is to make shielding electrode suspension joint (floating), with merely for covering grid electric field.
In pixel electrode structure of the present invention, at least one side of shielding electrode can present laciniation (jag); Or the both sides of shielding electrode all present laciniation.
About laciniation, it mainly comprises the main shaft parallel with sweep trace and multiple sawtooth, wherein laciniation of the present invention can have multiple sawtooth by the outstanding 30-60 ° of angle of a main shaft, preferably, by the sawtooth of the outstanding 35-55 ° of angle of main shaft, better is the sawtooth of being given prominence to 45 ° of angles by main shaft.In addition, in pixel electrode structure of the present invention, if shielding electrode both sides all present laciniation, the sawtooth arrangement mode of its both sides is not particularly limited, and is preferably symmetrically or is staggered, and is more preferred from and is staggered.
In addition, in the shielding electrode of the invention described above pixel electrode structure, it also comprises one first shielding portion and one second shielding portion, one side of overlapping this sweep trace of the first shielding portion is also electrically connected pixel electrode with the first connecting portion, and the opposite side of the second shielding portion overlapping scan line, in form of implementation, the setting of the second shielding portion can be suspension joint (floating) or is separately connected to shared electrode, when the second shielding portion is connected in shared electrode, this second shielding portion can have shared current potential, and when the second shielding portion is suspension joint, its function is merely for covering grid electric field.
In above-mentioned shielding electrode, between the first shielding portion and the second shielding portion, also can comprise one second connecting portion, so that the first shielding portion is connected with the second shielding portion, make shielding electrode form " work " font.
In addition,, when shielding electrode of the present invention is electrically connected by the first connecting portion and pixel electrode, shielding electrode can be identical with pixel electrode material with the material of the first connecting portion, and the shielding electrode in the present invention can be transparency electrode.
Pixel electrode of the present invention, except above-mentioned form, separately provides a kind of form.The pixel electrode that the present invention separately provides comprises: the data line of many, be set in parallel on a substrate, and wherein a pixel region is defined by those adjacent data lines; One pixel electrode, is arranged in above-mentioned pixel region; One scan line, be arranged at substrate and with data line cross arrangement, this sweep trace is across pixel electrode or be arranged between adjacent pixel electrodes; One active component, is arranged at pixel region, and this active component has a grid, one source pole and a drain electrode, wherein grid electric connection sweep trace, source electrode electric connection data line, and drain electrode electric connection pixel electrode; An and shielding electrode, this shielding electrode is electrically connected pixel electrode with one first connecting portion, and this first connecting portion is arranged at the intersection of different liquid crystal toppling directions in pixel, do not affect whereby the toppling direction of liquid crystal in pixel, to avoid producing dark line, wherein above-mentioned shielding electrode can include one first shielding portion and one second shielding portion, a side of overlapping this sweep trace of the first shielding portion, the opposite side of the second shielding portion overlapping scan line.Same as above, in form of implementation, the setting of the second shielding portion can be suspension joint (floating) or is separately connected to shared electrode, when the second shielding portion is connected in shared electrode, this second shielding portion can have shared current potential, and when the second shielding portion is suspension joint, its function is merely for covering grid electric field.In addition, between the first shielding portion and the second shielding portion, also can comprise one second connecting portion, so that the first shielding portion is connected with the second shielding portion, make shielding electrode form " work " font.
In the pixel electrode form separately providing in the present invention, when sweep trace is during across pixel electrode, this pixel electrode definable goes out one first pixel electrode portion and one second pixel electrode portion, wherein a side of the first shielding portion overlapping scan line is also electrically connected by the first above-mentioned connecting portion and the first pixel electrode portion, the opposite side of the second shielding portion overlapping scan line, when having second connecting portion between the first shielding portion and the second shielding portion, the second shielding portion can be connected with the first shielding portion by this second connecting portion.
In the pixel electrode form separately providing in the invention described above, at least one side of the first shielding portion or the second shielding portion can present laciniation (jag); Or the both sides of the first shielding portion or the second shielding portion all present laciniation (jag).About the laciniation of this form, it mainly comprises a main shaft parallel with sweep trace and multiple sawtooth, wherein laciniation of the present invention can have multiple sawtooth by the outstanding 30-60 ° of angle of main shaft, preferably, by the sawtooth of the outstanding 35-55 ° of angle of main shaft, better is the sawtooth of being given prominence to 45 ° of angles by main shaft.In addition, in the pixel electrode structure form separately providing in the present invention, if when the first shielding portion or the second shielding portion both sides all present laciniation, the sawtooth arrangement mode of its both sides is not particularly limited, be preferably symmetrical or be staggered, being more preferred from and being staggered.
In the form separately providing in the present invention, the material of shielding electrode is identical with the material of this pixel electrode, and shielding electrode can be transparency electrode.
The present invention more provides a kind of display panel, the pixel electrode structure that it comprises the invention described above, and wherein this pixel electrode structure comprises: at least one sweep trace, is arranged on a substrate; At least one data line, is arranged on substrate, and sweep trace and the mutual cross arrangement of data line, to define a pixel region; One pixel electrode, is arranged in above-mentioned pixel region; One active component, has a grid, one source pole and a drain electrode, and wherein grid is electrically connected sweep trace, and source electrode is electrically connected data line, and drain electrode is electrically connected pixel electrode; An and shielding electrode, one side of overlapping scan line is also electrically connected pixel electrode with one first connecting portion, wherein, at least one side of this shielding electrode can have laciniation (jag), and the setting position of the first connecting portion is arranged in the intersection of the different projected directions of sawtooth of laciniation, do not affect whereby the toppling direction of liquid crystal in pixel, to avoid producing dark line.
At this, above-mentioned shielding electrode both sides can all present laciniation, and the sawtooth of both sides laciniation symmetrically or be staggered, in addition, laciniation can have the sawtooth by the outstanding 30-60 ° of angle of main shaft, preferably, by the sawtooth of the outstanding 35-55 ° of angle of main shaft, better is the sawtooth of being given prominence to 45 ° of angles by main shaft.
In display panel provided by the invention, shielding electrode also can comprise one first shielding portion and one second shielding portion, one side of this first shielding portion overlapping scan line is also electrically connected pixel electrode with the first extension, the opposite side of the second shielding portion overlapping scan line, in form of implementation, the setting of the second shielding portion can be suspension joint (floating) or is separately connected to shared electrode, when the second shielding portion is connected in shared electrode, this second shielding portion can have shared current potential, and when the second shielding portion is suspension joint, its function is merely for covering grid electric field.In addition, in aforementioned shielding electrode, between the first shielding portion and the second shielding portion, also can comprise one second connecting portion, so that the first shielding portion is connected with the second shielding portion, and make shielding electrode form " work " font.
Accompanying drawing explanation
Fig. 1 is the pixel electrode structure schematic diagram of the embodiment of the present invention 1.
Fig. 2 is the pixel electrode structure schematic diagram of the embodiment of the present invention 2.
Fig. 3 is the pixel electrode structure schematic diagram of the embodiment of the present invention 3.
Fig. 4 is the pixel electrode structure schematic diagram of the embodiment of the present invention 4.
Fig. 5 is the pixel electrode structure schematic diagram of the embodiment of the present invention 5.
Fig. 6 is the pixel electrode structure schematic diagram of the embodiment of the present invention 6.
Fig. 7 is the pixel electrode structure schematic diagram of the embodiment of the present invention 7.
Fig. 8 is the pixel electrode structure schematic diagram of the embodiment of the present invention 8.
Fig. 9 is the display panel schematic diagram of the embodiment of the present invention 9.
[main element symbol description]
1-sweep trace;
2-data line;
3-pixel region; 31-pixel electrode; 311-the first pixel electrode portion;
312-the second pixel electrode portion; 32-the first connecting portion;
4-active component; 41-drain electrode; 42-source electrode;
5-shielding electrode; 51-the first shielding portion; 52-the second shielding portion;
53-the second connecting portion; 54-main shaft; 55-sawtooth;
6-the first substrate layer; 7-pixel layer; 8-liquid crystal layer;
9-electrode layer; 10-filter layer; 11-the second substrate layer.
Embodiment
By specific embodiment, embodiments of the present invention are described below, those skilled in the art can understand other advantages of the present invention and effect easily by content disclosed in the present specification.In addition, the present invention also can be implemented or be applied by other different specific embodiments, under not departing from spirit of the present invention, carries out various modifications and change.
Embodiment 1
Please refer to Fig. 1, Fig. 1 is the pixel electrode structure schematic diagram of the embodiment of the present invention 1, and it comprises at least one sweep trace 1, is arranged on a substrate; At least one data line 2, is arranged on substrate, and sweep trace 1 and the mutual cross arrangement of data line 2, and it can not be also vertically or not that the mode of its intersection can be, and defines a pixel region 3; One pixel electrode 31, is arranged in pixel region 3, and wherein, pixel electrode has " rice " font lines; One active component 4, has a grid (not shown), one source pole 42 and a drain electrode 41, and wherein grid (not shown) is electrically connected sweep trace 1, and source electrode 42 is electrically connected data line 2, and drain electrode 41 is electrically connected pixel electrode 31; An and shielding electrode 5, one side of overlapping scan line 1 is also electrically connected pixel electrode 31 with one first connecting portion 32, wherein, this shielding electrode 5 is a side tool laciniation only, include the main shaft parallel with sweep trace 1 54 and multiple sawtooth 55, wherein, sawtooth 55 has by main shaft 54 gives prominence to the angle of 45 °, and the setting position of the first connecting portion 32 is arranged in the intersection of the sawtooth 55 different projected directions of this laciniation, do not affect whereby the toppling direction of liquid crystal in pixel, to avoid producing dark line.
The material of shielding electrode 5, the first connecting portion 32 and the pixel electrode 31 of the present embodiment is indium tin oxide transparency electrode, and shielding electrode 5 is overlapping with sweep trace 1, to block the electric field of sweep trace 1.
Pixel electrode structure of the present invention and existing pixel electrode structure are carried out to light leak observation, can obviously find that pixel edge is without light leak situation, and aperture opening ratio obviously improves.
Embodiment 2
Please refer to Fig. 2, Fig. 2 is the pixel electrode structure schematic diagram of the embodiment of the present invention 2.The pixel electrode structure of the present embodiment and embodiment 1 are roughly the same, and difference is only that shielding electrode 5 both sides of the present embodiment all present laciniation, and this laciniation has the sawtooth 55 of being given prominence to the angle of 45 ° by main shaft 54.
The pixel electrode structure of the present embodiment is carried out to light leak test, can obviously find that equally pixel edge is without light leak situation, and aperture opening ratio obviously improves.
Embodiment 3
Please refer to Fig. 3, Fig. 3 is the pixel electrode structure schematic diagram of the embodiment of the present invention 3.The pixel electrode structure of the present embodiment and embodiment 1 are roughly the same, difference is that pixel electrode 31 " rice " the font lines of the present embodiment is different from embodiment 1, and shielding electrode 5 has dentalation, however its sawtooth 55 structures be respective pixel electrode 31 lines, different from embodiment 1.In addition, first connecting portion 32 of the present embodiment is positioned at the intersection of the sawtooth 55 different projected directions of shielding electrode 5 laciniations, does not affect whereby the toppling direction of liquid crystal in pixel, to avoid producing dark line.
The pixel electrode structure of the present embodiment is carried out to light leak test, can obviously find that equally pixel edge is without light leak situation, and aperture opening ratio obviously improves.
Embodiment 4
Please refer to Fig. 4, Fig. 4 is the pixel electrode structure schematic diagram of the embodiment of the present invention 4.The present embodiment and embodiment 3 are roughly the same, difference is that pixel electrode 31 " rice " font lines is different from embodiment 3, and dentation 55 structures that shielding electrode 5 has and pixel electrode 3 symmetries, the first connecting portion 32 is positioned at the intersection of the sawtooth 55 different projected directions of shielding electrode 5 laciniations, do not affect whereby the toppling direction of liquid crystal in pixel, to avoid producing dark line.
The pixel electrode structure of the present embodiment is carried out to light leak test, can obviously find that equally pixel edge is without light leak situation, and aperture opening ratio obviously improves.
Embodiment 5
Please refer to Fig. 5, Fig. 5 is the pixel electrode structure schematic diagram of the embodiment of the present invention 5.The pixel electrode structure of the present embodiment and previous embodiment difference are that the sweep trace 1 of the present embodiment is across a pixel electrode structure, so that pixel electrode 31 is divided into one first pixel electrode portion 311 and one second pixel electrode portion 312.In addition, in the present embodiment, shielding electrode 5 comprises one first shielding portion 51, one second shielding portion 52 and one second connecting portion 53, one side of overlapping this sweep trace 1 of the first shielding portion 51, the opposite side of the second shielding portion 52 overlapping scan lines 1 and being connected with the first shielding portion 51 by the second connecting portion 53, so that shielding electrode presents " work " font shape, and this " work " font shielding electrode 5 has laciniation, at this, zigzag feature can be identical with above-described embodiment 1 and 2.Moreover, first connecting portion 32 of the present embodiment is electrically connected the second pixel electrode portion 312 and this shielding electrode 5, the sawtooth that wherein setting position of this first connecting portion 32 is arranged in laciniation projects to the intersection of different directions, do not affect whereby the toppling direction of liquid crystal in pixel, to avoid producing dark line.In the present embodiment, the laciniation feature of shielding electrode is all identical with embodiment 1.
The pixel electrode structure of the present embodiment is carried out to light leak test, can obviously find that equally pixel edge is without light leak situation, and aperture opening ratio obviously improves.
Embodiment 6
Please refer to Fig. 6, Fig. 6 is the pixel electrode structure schematic diagram of the embodiment of the present invention 6.The dot structure that the present embodiment provides comprises: the data line 2 of many, be set in parallel on a substrate, and wherein a pixel region 3 is defined by adjacent data line 2; One pixel electrode 31, is arranged in above-mentioned pixel region 3; One scan line 1, is arranged at substrate and intersects with data line 2, and this sweep trace 1 is across pixel electrode 31 and defined one first pixel electrode portion 311 and one second pixel electrode portion 312; One active component 4, is arranged at pixel region 3, and this active component has a grid, one source pole and a drain electrode, wherein grid electric connection sweep trace 1, source electrode electric connection data line 2, and drain electrode electric connection pixel electrode 31; An and shielding electrode 5, the shielding electrode 5 of the present embodiment is electrically connected the second pixel electrode portion 312 with one first connecting portion 32, and the setting position of the first connecting portion 32 is positioned at does not affect the toppling direction of liquid crystal place, i.e. the intersection of different liquid crystal toppling directions in pixel.The shielding electrode 5 of the present embodiment comprises one first shielding portion 51, one second shielding portion 52 and one second connecting portion 53, wherein, one side of overlapping this sweep trace 1 of the first shielding portion 51, the opposite side of the second shielding portion 52 overlapping scan lines 1 and be connected 51 with the first shielding portion by the second connecting portion 53, whereby so that shielding electrode 5 forms " work " font.
The pixel electrode of the present embodiment is carried out to light leak test, can obviously find that equally pixel edge is without light leak situation, and aperture opening ratio obviously improves.
Embodiment 7
Please refer to Fig. 7, Fig. 7 is the pixel electrode structure schematic diagram of the embodiment of the present invention 7.The pixel electrode structure of the present embodiment is identical with embodiment 6, and difference is that first shielding portion 51 of the present embodiment has laciniation, and the laciniation of this shielding electrode 5 has the sawtooth by the angle of outstanding 45 ° of main shaft with embodiment 1.In addition, first connecting portion 32 of the present embodiment is electrically connected the second pixel electrode portion 312 and the second shielding portion 52.
And the pixel electrode of the present embodiment is carried out to identical light leak test, can obviously find that pixel edge is also without light leak situation, and aperture opening ratio can obviously improve.
Embodiment 8
Please refer to Fig. 8, Fig. 8 is the pixel electrode structure schematic diagram of the embodiment of the present invention 8.The pixel electrode structure of the present embodiment is identical with embodiment 7, and difference is that the first shielding portion 51 both sides of the shielding electrode 5 of the present embodiment have laciniation, and both sides laciniation designs symmetrically.
The pixel electrode of the present embodiment is carried out to identical light leak test, also can obviously find that pixel edge is also without light leak situation, and aperture opening ratio can obviously improve.
Embodiment 9
Please refer to Fig. 9, Fig. 9 is the display panel schematic diagram of the embodiment of the present invention 9.The display panel framework of the present embodiment comprises one first substrate layer 6, a pixel layer 7, a liquid crystal layer 8, an electrode layer 9, a filter layer 10 and one second substrate layer 11, wherein, the pixel layer 7 of the present embodiment includes pixel electrode structure of the present invention, and can comprise arbitrary kenel of embodiment 1-8 pixel electrode structure.
By the use of pixel electrode of the present invention, can reduce the light leakage phenomena of display panel, in addition, more can increase pixel aperture ratio, to promote back light utilization factor, increase display panel brightness, more can reach the advantage of saving the energy.
Above-described embodiment is only to give an example for convenience of description, and the interest field that the present invention advocates should be as the criterion with described in claim certainly, but not only limits to above-described embodiment.

Claims (10)

1. a pixel electrode structure, is characterized in that, comprising:
At least one sweep trace, is arranged on a substrate;
At least one data line, is arranged on this substrate, and this sweep trace and the mutual cross arrangement of this data line, to define a pixel region;
One pixel electrode, is arranged in this pixel region;
One active component, has a grid, one source pole and a drain electrode, and wherein this grid is electrically connected this sweep trace, and this source electrode is electrically connected this data line, and this drain electrode is electrically connected this pixel electrode; And
One shielding electrode, a side of overlapping this sweep trace is also electrically connected this pixel electrode with one first connecting portion, and wherein, this shielding electrode has laciniation, and this first connecting portion is arranged at the intersection of the different projected directions of sawtooth in this laciniation.
2. pixel electrode structure according to claim 1, is characterized in that, at least one side of this shielding electrode presents laciniation.
3. pixel electrode structure according to claim 1, is characterized in that, the both sides of this shielding electrode all present laciniation.
4. pixel electrode structure according to claim 1, is characterized in that, this laciniation has multiple sawtooth by the outstanding 30-60 ° of angle of a main shaft.
5. pixel electrode structure according to claim 3, is characterized in that, the sawtooth of this shielding electrode both sides laciniation symmetrically or be staggered.
6. pixel electrode structure according to claim 1, it is characterized in that, this shielding electrode also comprises one first shielding portion and one second shielding portion, one side of overlapping this sweep trace of this first shielding portion is also electrically connected this pixel electrode with this first connecting portion, the opposite side of overlapping this sweep trace of this second shielding portion.
7. according to the pixel electrode structure of claim 1, it is characterized in that, the material of this shielding electrode is identical with the material of this pixel electrode.
8. a pixel electrode structure, is characterized in that, comprising:
The data line of many, is set in parallel on a substrate, and wherein a pixel region is defined by those adjacent data lines;
One pixel electrode, is arranged in this pixel region;
One scan line, be arranged at this substrate and with this data line cross arrangement, this sweep trace is across this pixel electrode or be arranged between adjacent pixel electrodes;
One active component, is arranged at this pixel region, and this active component has a grid, one source pole and a drain electrode, and wherein this grid is electrically connected this sweep trace, and this source electrode is electrically connected this data line, and this drain electrode is electrically connected this pixel electrode; And
One shielding electrode, this shielding electrode is electrically connected this pixel electrode with one first connecting portion, and this first connecting portion is arranged at the intersection of different liquid crystal toppling directions in pixel, wherein this shielding electrode comprises one first shielding portion and one second shielding portion, one side of overlapping this sweep trace of this first shielding portion, the opposite side of overlapping this sweep trace of this second shielding portion.
9. pixel electrode structure according to Claim 8, is characterized in that, at least one side of this first shielding portion or this second shielding portion presents laciniation.
10. a display panel, is characterized in that, comprises a pixel electrode structure, and wherein this pixel electrode structure comprises:
At least one sweep trace, is arranged on a substrate;
At least one data line, is arranged on this substrate, and this sweep trace and the mutual cross arrangement of this data line, to define a pixel region;
One pixel electrode, is arranged in this pixel region;
One active component, has a grid, one source pole and a drain electrode, and wherein this grid is electrically connected this sweep trace, and this source electrode is electrically connected this data line, and this drain electrode is electrically connected this pixel electrode; And
One shielding electrode, one side of overlapping this sweep trace is also electrically connected this pixel electrode with one first connecting portion, wherein, at least one side of this shielding electrode has laciniation, and the setting position of this first connecting portion is arranged in the intersection of the different projected directions of sawtooth of this laciniation.
CN201210384212.5A 2012-10-11 2012-10-11 Pixel electrode structure and use its display floater Active CN103728790B (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104820323A (en) * 2015-03-30 2015-08-05 友达光电股份有限公司 Pixel structure and display panel

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Publication number Priority date Publication date Assignee Title
US20100035504A1 (en) * 2001-08-31 2010-02-11 Sharp Kabushiki Kaisha Liquid crystal display and method of manufacturing the same
CN1470924A (en) * 2002-07-24 2004-01-28 日本电气株式会社 Liquid crystal display with control electrode of preventing electric field from transverse leakage
US20050168665A1 (en) * 2004-01-29 2005-08-04 Sharp Kabushiki Kaisha Display device
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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104820323A (en) * 2015-03-30 2015-08-05 友达光电股份有限公司 Pixel structure and display panel

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