CN203217212U - Liquid crystal display and electronic device - Google Patents
Liquid crystal display and electronic device Download PDFInfo
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- CN203217212U CN203217212U CN 201320172547 CN201320172547U CN203217212U CN 203217212 U CN203217212 U CN 203217212U CN 201320172547 CN201320172547 CN 201320172547 CN 201320172547 U CN201320172547 U CN 201320172547U CN 203217212 U CN203217212 U CN 203217212U
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Abstract
The utility model provides a liquid crystal display and an electronic device. The liquid crystal display comprises an array substrate, the array substrate comprises a plurality of scanning lines, a plurality of data lines, pixel electrodes and common electrodes, the scanning lines and the data lines are broken lines and crossed with each other to define pixel units, the pixel electrodes are formed in the pixel units, and the common electrodes cover the pixel units and comprise convex first slits arranged along two sides of each vertical axis in the pixel units. The liquid crystal display has fine inhibiting effects for color cast or can be applied to screens in special shapes or irregular shapes.
Description
Technical field
The utility model relates to field of liquid crystal display, relates in particular to a kind of LCD.
Background technology
In recent years, not only at information communication device, and in common electrical equipment, generally adopt LCD.The LCD that generally adopts in the past, constituted by substrate and liquid crystal layer, this substrate is formed by a pair of glass substrate that forms electrode etc. from the teeth outwards etc., this liquid crystal layer is formed between a pair of substrate, by impressed voltage on the electrode on two substrates, liquid crystal molecule is arranged again and changed the optical transmission rate, show various images thus, just the so-called LCD that can be described as the longitudinal electric field pattern.Because the LCD of such longitudinal electric field pattern has twisted nematic (TN now, Twisted Nematic) pattern, vertical orientation type (VA, Vertical Alignment) pattern, but owing to have the problem of narrow viewing angle, therefore various improved longitudinal electric field patterns ground LCD such as multi-domain vertical alignment (MVA, Multidomain Vertical Alignment) pattern have been developed.
On the other hand, different with the LCD of above-mentioned longitudinal electric field pattern, also there are following two kinds of patterns.
Plane conversion type (IPS, In-plane switch) liquid crystal indicator is a kind of liquid crystal display pattern of wide viewing angle.Because its viewing angle characteristic excellence, so at liquid crystal display product, especially show at large scale liquid crystal to have obtained in the product using widely.The IPS technology is a kind ofly to overturn to cause different optical path differences by liquid crystal molecule according to lateral electric fields in face, thereby realizes the different liquid crystal display pattern of transmitance of light.
Fringe field type (FFS, Fringe field switch) liquid crystal indicator adopts pixel electrode to separate overlapping arrangement with common electrode clamping insulation course and forms.The two is basic identical on displaying principle, all is to adopt lateral electric fields to realize that the rotation of liquid crystal molecule reaches the effect of demonstration.
In some patents, the structure of some LCD is also disclosed, as JP2005-338256, JP2000-131720 etc. are and are provided with difform slit in the pixel.
Particularly, as shown in Figure 1, be the LCD 10 of a FFS pattern, existing shape to the respective slit 102a on the pixel electrode 101 is described.Be arranged at a plurality of slit 102a on the pixel electrode 101, state with relative horizontal axis upper left side and lower left inclination, according in fact with transverse axis retention wire symmetrical manner, identical radical is set respectively, and wherein this transverse axis is parallel with the sweep trace 103 at the position that is provided with the public wiring 104 between the sweep trace 103 of adjacency.So the whole pixel electrode in the LCD 10 of this FFS pattern is in pixel electrode unit, relatively parallel with sweep trace 103 transverse axis has symmetry, thus along with the perpendicular direction of sweep trace 103, in showing image quality, view angle dependency diminishes.In addition, the number of slit of both sides that is arranged at transverse axis is also can be mutually different, still because the different advantage of number may not be arranged, thus best, according to each according to identical quantity setting, in order to guarantee the visual angle symmetry.
Further, in the LCD 10 of this FFS pattern, in the LCD 10 of this FFS pattern, because at every row, relatively and the perpendicular axle of sweep trace, has symmetry, along the direction of sweep trace 103, in the pixel image quality, view angle dependency diminishes equally.So, in the LCD 10 of this FFS pattern, obtain when adopting the demonstration opening effectively, along with the perpendicular direction of sweep trace with along the direction of sweep trace, keep the visual angle symmetry, not along the situation that laterally produces spot, and the LCD of the FFS pattern of brighter demonstration.
At last, in the LCD 10 of this FFS pattern, because public wiring 104 forms being in the light property of formation by 2 layers of wiring of the identical Mo/Al of its material and sweep trace 2.In addition, be connected on the transverse axis with the end of the slit of the immediate both sides of transverse axis parallel with sweep trace 103, that is, on the top of public wiring 104, be the ㄑ shape.With the slit of transverse axis immediate both sides parallel with sweep trace 103 in, because in order to make vergence direction different respectively, be in the transverse axis is starting point, the state that the direction of orientation of liquid crystal molecule is different, so along transverse axis, produce disclination, still, part takes place and blocks by public wiring 104 in this disclination.Thus, owing to be difficult to see the disclination that has taken place from the outside, improve so show image quality.
As shown in Figures 2 and 3, be two LCD of raising structure.In order to make it can not produce the change color that causes because of the visual angle, with the banded slit 102b that is arranged on the pixel electrode, 102c arranges according to the mode that is the ㄑ shape, forms two raising.
But because two structures of raising that the technical scheme of these patents adopts, can only form up and down or the visual angle of left and right directions, when on the contrary about or above-below direction when watching, it is even irregular colour to occur, i.e. problem such as colour cast.
The utility model content
The utility model provides a kind of LCD in order to solve the problem that above-mentioned prior art exists, and for colour cast better inhibiting effect is arranged.
The LCD that the utility model provides, it comprises array basal plate, described array base palte comprises: many sweep traces; Many data lines, wherein, described sweep trace and data line are broken line shape, the pixel cell that limits intersected with each other; Pixel electrode is formed in the described pixel cell; Public electrode covers described pixel cell, and described public electrode is included in first slit that is outer gibbosity in the pixel cell along the vertical axis both sides.
In the utility model, described public electrode also comprises second slit, and described second slit is arranged on both sides first slit institute region surrounded that is positioned at innermost layer.
In the utility model, described second slit is vertically to arrange, and is strip, bulk, or curve-like.
In the utility model, described pixel cell assumes diamond in shape substantially.
In the utility model, described first slit is along the vertical axis symmetria bilateralis of described pixel cell or be crisscross arranged.
In the utility model, first slit of the vertical axis either side of described pixel cell equidistantly and with described data line be arranged in parallel.
In the utility model, the quantity of described first slit that is positioned at pixel cell vertical axis both sides is identical.
In the utility model, the width of described first slit is not less than 4.7 μ m, is generally 4.7-6.5 μ m.
In the utility model, the spacing between adjacent described first slit is not less than 4.7 μ m, is generally 4.7-6.5 μ m.
In the utility model, first angle that the horizontal axis of described first slit and described pixel cell forms is greater than second angle of the vertical axis formation of described first slit and described pixel cell.
In the utility model, the central point along continuous straight runs of the described pixel cell of every row is the broken line layout.
In the utility model, described sweep trace is along continuous straight runs broken line shape layout between the vertically adjacent described pixel cell of two row.
In the utility model, described sweep trace between the vertically adjacent described pixel cells of two row along oblique direction broken line shape layout,
In the utility model, described data line is being walked crosswise between the described pixel cell of adjacent two row vertically broken line shape layout.
The utility model also provides a kind of electronic installation, comprises above-mentioned any LCD.
The utility model can possess at least one of following outstanding technique effect:
1. suppress colour cast effectively;
2. owing to adopted diamond pixels to arrange, can be applied to special shape, or irregularly shaped
Screen.
Description of drawings
Fig. 1 raises the dot structure of structure for a pair of;
Fig. 2, Fig. 3 is for singly raising the dot structure of structure;
Fig. 4 is the dot structure of the utility model one embodiment;
Fig. 5, Fig. 6 are the pixel arrangement structure of the utility model embodiment.
Embodiment
By describing technology contents of the present utility model, structural attitude in detail, being reached purpose and effect, below in conjunction with embodiment and cooperate graphic detailed description the in detail.
The LCD of Fig. 1-Fig. 3 of foregoing description is two structures of raising, for the further colour cast of more effective inhibition screen, the utility model embodiment provides the structure of raising as shown in Figure 4 more, should raise structure more and can effectively suppress colour cast, and owing to changed the shape of pixel, the design of LCD can multiple arrangement mode, to satisfy the different demands of screen.To introduce this embodiment in detail below.
Fig. 4 is the dot structure of the utility model embodiment, comprise a kind of pixel cell 20, data line 205, the shape of this pixel cell 20 is not for square, but assume diamond in shape substantially, this pixel cell 20 comprises pixel electrode 201, and the public electrode 204(public electrode zone that covers this pixel electrode 201 is represented with point in the drawings), this public electrode 204 is arranging a plurality of first slit 202a along pixel cell vertical axis both sides, this first slit 202a is outer gibbosity along pixel cell vertical axis both sides, apart from region surrounded between the most inboard two first slits of pixel cell vertical axis, also comprise one second slit 202b.In the present embodiment, the first slit 202a arranges along the left and right sides of pixel cell 20 vertical axis, be polyline shaped, specifically be " ﹤ ", " ﹥ " shape, the shape of the second slit 202b is set to the vertical bar bulk, and wherein, the first slit 202a and the second slit 202b also are set to strip or curve-like alternatively, further, if pixel cell 20 is set to polygon, the first slit 202a on the pixel electrode 201 can be arranged in parallel with the adjacent side of pixel cell so, and it is more even that liquid crystal molecule is rotated in whole pixel, white balance effect between the each several part can be better, thereby effectively suppress colour cast, more specifically, because present embodiment has adopted four to raise structure, observe to pixel cell along either direction, all have in addition at least three to raise structure and can do the visual angle and repair, can suppress colour cast better, strengthen colour purity.Therefore, no matter adopt rhombus or the polygonized structure of further deriving (as hexagon, eight limit row or dodecagons), also all be encompassed in the scope of the present utility model.
Then, size and shape for the first slit 202a, as shown in Figure 4, present embodiment has adopted the both sides setting of the first slit 202a along pixel cell 20 vertical axis, and the first slit 202a of both sides is staggered and arranges, and namely coats the first interior slit of this vertical axis right side substantially apart from the first interior slit of vertical axis left side.Wherein, also can adopt this interlace mode to carry out about the shape setting of exchanging of first slit.In addition, also the first slit 202a of pixel cell 20 vertical axis both sides can be and be symmetrical arranged, also can reach the effect that the utility model suppresses colour cast preferably, the mode that above-mentioned employing is crisscross arranged can be saved certain space, makes arrangement compacter.In the present embodiment, for guaranteeing the homogeneity of pixel, the first slit 202a of diagonal line both sides is set to equal number, further, the width of the first slit 202a can be set to 4.7-6.5um, be set to 4.7-6.5um along the spacing between the adjacent first slit 202a of the longitudinal axis one side, and fill whole pixel cell 20 substantially.In addition, the quantity of the first slit 202a that is positioned at pixel cell 20 vertical axis both sides is identical, and the first slit 202a of pixel cell 20 vertical axis both sides is equidistant, and arranges abreast with data line 205.
With respect to the dot structure of prior art Fig. 1, present embodiment dot structure shown in Figure 4 is staggered the electrode of original equidirectional arrangement, and it is more even that liquid crystal molecule is rotated in whole pixel, has further effectively suppressed colour cast.Further, common electrode layer and pixel electrode can improve the storage capacitors amount greatly in the different layers zone.In addition, introduce second slit of vertical bar shape, except the effect that increases transmitance, also can form the 5th and raise, further improve the effect that suppresses colour cast, can prevent that also stain from appearring in the pixel cell center.
In addition as shown in Figure 5 and Figure 6, the arrangement mode that proposes for the dot structure at the utility model embodiment.Array base palte shown in Figure 5 comprises many sweep traces 203, and data line 205, and sweep trace 203 and data line 205 all be polyline shaped, pixel cell 20 are intersected by sweep trace 203 and data line 205 and constitute, and assume diamond in shape substantially.Wherein, the basic along continuous straight runs of the central point of every capable pixel cell 20 is the broken line layout, sweep trace 203 broken line shape layout in horizontal direction between two vertically adjacent row pixel cells 20, data line 205 is being walked crosswise between the described pixel cell 20 of adjacent two row broken line shape layout in vertical direction, thereby the pixel that forms is as shown in Figure 5 arranged, because pixel cell 20 is not square, so the arrangement of pixel can be different from present arrangement in the screen.More specifically, each pixel cell of odd-numbered line 306a is polyline shaped and arranges, generally along horizontal direction, be that the top right-hand side of a certain pixel and the left lower side of adjacent next pixel overlap substantially, the limit, bottom right of this adjacent next pixel overlaps with the upper left limit of next pixel again, so, it is curved or wavy that the arranging of odd-numbered line 206 is a level substantially, even number line 206b also so arranges, and correspondingly, sweep trace 203 and data line 205 arrange as shown in Figure 5 according to the arrangement architecture of pixel is corresponding.
Fig. 6 shows another kind of arrangement mode, the central point of every capable pixel cell 20 still along continuous straight runs is the broken line layout, sweep trace 303 is oblique direction broken line shape layout between two vertically adjacent row pixel cells 20, data line 305 is vertical direction broken line shape layout walking crosswise between the two adjacent row pixel cells.Particularly, adjacent side is overlapping between each pixel of odd-numbered line 306a, and namely the left lower side of the top right-hand side of a pixel cell and adjacent right pixel unit overlaps substantially, and correspondingly, sweep trace 303 is also along with the arrangement architecture of pixel arranges as shown in Figure 6.Wherein, Fig. 5 and Fig. 6 are two kinds of embodiments of the present utility model, and the direction that above-mentioned two kinds of pixels are arranged changes, and does not exceed thought range of the present utility model, all is encompassed in the scope of the present utility model.
Of the present utility modelly more raise the diamond pixels structure that liquid crystal molecule is rotated in whole pixel is more even, effectively suppress colour cast.And be not limited only to the FFS pixel for the diamond pixels structure Design, be equally applicable to the pixel of other classes, can have more the requirement change arrangement mode of each display panel, to reach the wideer scope of application, be conducive to design the making of irregular screen shape.
Those skilled in the art all should be appreciated that, under the situation that does not break away from spirit or scope of the present utility model, can carry out various modifications and variations to the utility model.Thereby, if when any modification and modification fall in the protection domain of appended claims and equivalent, think that the utility model contains these modifications and modification.
Claims (15)
1. LCD, it comprises array basal plate, described array base palte comprises:
Many sweep traces;
Many data lines, wherein, described sweep trace and data line are broken line shape, restriction intersected with each other
Go out pixel cell;
Pixel electrode is formed in the described pixel cell;
Public electrode covers described pixel cell, and described public electrode is included in first slit that is outer gibbosity in the pixel cell along the vertical axis both sides.
2. LCD as claimed in claim 1, it is characterized in that: described public electrode also comprises second slit, described second slit is arranged on both sides first slit institute region surrounded that is positioned at innermost layer.
3. LCD as claimed in claim 2 is characterized in that: described second slit is for vertically arranging, and is strip, bulk or curve-like.
4. LCD as claimed in claim 1, it is characterized in that: described pixel cell assumes diamond in shape substantially.
5. LCD as claimed in claim 1 is characterized in that: described first slit is along the vertical axis symmetria bilateralis of described pixel cell or be crisscross arranged.
6. LCD as claimed in claim 1, it is characterized in that: first slit of the vertical axis either side of described pixel cell is equidistant, and be arranged in parallel with described data line.
7. LCD as claimed in claim 1 is characterized in that: the quantity of described first slit that is positioned at pixel cell vertical axis both sides is identical.
8. LCD as claimed in claim 1, it is characterized in that: the width of described first slit is not less than 4.7 μ m.
9. LCD as claimed in claim 1, it is characterized in that: the spacing between adjacent described first slit is not less than 4.7 μ m.
10. LCD as claimed in claim 1 is characterized in that: first angle that the horizontal axis of described first slit and described pixel cell forms is greater than second angle of the vertical axis formation of described first slit and described pixel cell.
11. LCD as claimed in claim 1 is characterized in that: the central point along continuous straight runs of the described pixel cell of every row is the broken line layout.
12. LCD as claimed in claim 11 is characterized in that: described sweep trace is along continuous straight runs broken line shape layout between the vertically adjacent described pixel cell of two row.
13. LCD as claimed in claim 11 is characterized in that: described sweep trace between the vertically adjacent described pixel cells of two row along oblique direction broken line shape layout.
14. LCD as claimed in claim 1 is characterized in that: described data line is being walked crosswise between the described pixel cell of adjacent two row vertically broken line shape layout.
15. an electronic installation comprises each described LCD as claim 1-14.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320172547 CN203217212U (en) | 2013-04-08 | 2013-04-08 | Liquid crystal display and electronic device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320172547 CN203217212U (en) | 2013-04-08 | 2013-04-08 | Liquid crystal display and electronic device |
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| Publication Number | Publication Date |
|---|---|
| CN203217212U true CN203217212U (en) | 2013-09-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320172547 Expired - Lifetime CN203217212U (en) | 2013-04-08 | 2013-04-08 | Liquid crystal display and electronic device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103680325A (en) * | 2013-12-17 | 2014-03-26 | 京东方科技集团股份有限公司 | Display substrate, display panel and stereoscopic display device |
| CN111413819A (en) * | 2020-04-17 | 2020-07-14 | Tcl华星光电技术有限公司 | Display panel and display device |
| CN112213889A (en) * | 2019-07-11 | 2021-01-12 | 咸阳彩虹光电科技有限公司 | Pixel unit, array substrate, display panel and display device |
| WO2024124560A1 (en) * | 2022-12-16 | 2024-06-20 | 京东方科技集团股份有限公司 | Display panel and display apparatus |
-
2013
- 2013-04-08 CN CN 201320172547 patent/CN203217212U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103680325A (en) * | 2013-12-17 | 2014-03-26 | 京东方科技集团股份有限公司 | Display substrate, display panel and stereoscopic display device |
| CN112213889A (en) * | 2019-07-11 | 2021-01-12 | 咸阳彩虹光电科技有限公司 | Pixel unit, array substrate, display panel and display device |
| CN111413819A (en) * | 2020-04-17 | 2020-07-14 | Tcl华星光电技术有限公司 | Display panel and display device |
| WO2024124560A1 (en) * | 2022-12-16 | 2024-06-20 | 京东方科技集团股份有限公司 | Display panel and display apparatus |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20201211 Address after: 5-6 / F, building D, huilongda Industrial Park, Shuitian Private Industrial Park, Shiyan street, Bao'an District, Shenzhen City, Guangdong Province Patentee after: Shenzhen Haiyun Communication Co.,Ltd. Address before: 201108 Shanghai city Minhang District Huaning Road No. 3388 Patentee before: Shanghai AVIC Optoelectronics Co.,Ltd. Patentee before: Tianma Micro-Electronics Co.,Ltd. Effective date of registration: 20201211 Address after: Room a-430, 4 / F, block a, phase II, Guangxi Huike Technology Co., Ltd., No. 336, Beihai Avenue East extension line, Beihai Industrial Park, Guangxi Zhuang Autonomous Region Patentee after: BEIHAI HKC PHOTOELECTRIC TECHNOLOGY Co.,Ltd. Address before: 5-6 / F, building D, huilongda Industrial Park, Shuitian Private Industrial Park, Shiyan street, Bao'an District, Shenzhen City, Guangdong Province Patentee before: Shenzhen Haiyun Communication Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130925 |
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| CX01 | Expiry of patent term |