CN102654693B - Liquid crystal display - Google Patents
Liquid crystal display Download PDFInfo
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- CN102654693B CN102654693B CN201110050095.4A CN201110050095A CN102654693B CN 102654693 B CN102654693 B CN 102654693B CN 201110050095 A CN201110050095 A CN 201110050095A CN 102654693 B CN102654693 B CN 102654693B
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Abstract
The invention provides a liquid crystal display. The liquid crystal display comprises a first substrate, a first electrode formed on the first substrate, a second substrate arranged opposite to the first substrate, a second electrode formed on the second substrate, and a liquid crystal layer arranged between the first electrode and the second electrode, wherein the first electrode comprises a plurality of sub-pixel areas, each sub-pixel area comprises a plurality of sub-units, each sub-unit comprises a plurality of first slits and a plurality of second slits, the first slits and the second slits are connected with each other, the first slit of the sub-unit of the first electrode and the first slit of the adjacent sub-unit are connected with each other. The liquid crystal display with the patterning electrodes can produce a marginal electric field to fix liquid crystal molecules at positions in the brightest state and maintain high stability, thus greatly reducing the smearing phenomenon and effectively improving the image quality.
Description
Technical field
The invention relates to a kind of liquid crystal display, particularly relevant for a kind of liquid crystal display that reduces smear.
Background technology
In liquid crystal display, the penetrating shaft of Polarizer is for example 45 degree, 135 degree and-45 degree ,-135 degree, namely works as the sensing of liquid crystal molecule
drop on when 45 degree, 135 are spent or-45 degree ,-135 are spent, can produce brighter image.At present, in the liquid crystal display of the comprehensive ITO electrode (non-patterned) of tradition, its liquid crystal molecule is dumpable complete in θ orientation, yet this kind of liquid crystal display exists for liquid crystal molecule
the control ability that topple in orientation but a little less than, cannot be effectively by the sensing of liquid crystal molecule
be limited in 45 degree consistent with above-mentioned Polarizer penetrating shaft, 135 degree or-45 degree ,-135 degree orientation.Reason is, though the liquid crystal display of ITO electrode has larger vertical electric field comprehensively, yet, this kind of liquid crystal display cannot produce so-called marginal electric field (fringe field), and then liquid crystal molecule is pointed to and does more accurately to control, so, by making the lqiuid crystal molecule tipping aspect in liquid crystal display unstable, cause brightness, image quality not good, wherein producing smear (moving retention) phenomenon is an obvious example.
Summary of the invention
One embodiment of the invention, provide a kind of liquid crystal display, comprising: a first substrate; One first electrode, be formed on this first substrate, this first electrode comprises a plurality of pixel regions (subpixel), pixel region comprises a plurality of sub-cells (subunit) each time, unit comprises many first slits (slit) and many second slits each time, wherein said the first slit and described the second slit are connected to each other, and described first slit of described first slit of the described sub-cell of this first electrode and adjacent described sub-cell is connected to each other; One second substrate, is oppositely arranged with this first substrate; One second electrode, is formed on this second substrate; And a liquid crystal layer (liquid crystal layer), be arranged between this first electrode and this second electrode.
The liquid crystal display that the present invention has patterning (patterned) electrode (being formed with various narrow slit structures on electrode) can produce marginal electric field (fringe field), and liquid crystal molecule is fixed on to the brightest state orientation, (is the sensing of liquid crystal molecule
fall within for example 45 degree, 135 degree or-45 degree ,-135 degree) and can maintain high stability, so, will significantly reduce smear (moving retention) phenomenon, effectively promote image quality.
For above-mentioned purpose of the present invention, feature and advantage can be become apparent, a preferred embodiment cited below particularly, is described in detail below:
Accompanying drawing explanation
Fig. 1 is according to one embodiment of the invention, discloses a kind of diagrammatic cross-section of liquid crystal display;
Fig. 2 is according to one embodiment of the invention, discloses a kind of top view of liquid crystal display electrode structure;
Fig. 3 is according to one embodiment of the invention, discloses a kind of top view of liquid crystal display electrode structure;
Fig. 4 is according to one embodiment of the invention, discloses a kind of top view of liquid crystal display electrode structure;
Fig. 5 is according to one embodiment of the invention, discloses a kind of top view of liquid crystal display electrode structure;
Fig. 6 is according to one embodiment of the invention, discloses a kind of liquid crystal display electrode structure top view;
Fig. 7 is according to one embodiment of the invention, discloses a kind of top view of liquid crystal display electrode structure.
Drawing reference numeral:
10～liquid crystal display;
12～first substrate;
14～the first electrodes;
16～second substrate;
18～the second electrodes;
20～liquid crystal layer;
22,32～electrode;
24,34～inferior pixel region;
26,36～sub-cell;
28～the first slits;
30～the second slits;
The 38～three slit;
The 40～four slit;
42,46,50,54～slit junction;
44,48,52,56～electric connection region.
Embodiment
Refer to Fig. 1～Fig. 7, according to one embodiment of the invention, a kind of liquid crystal display is described.First, refer to Fig. 1.Fig. 1 is the diagrammatic cross-section of a liquid crystal display.As shown in Figure 1, liquid crystal display 10 comprises a first substrate 12, one first electrode 14, a second substrate 16, one second electrode 18 and a liquid crystal layer 20.The first electrode 14 is formed on first substrate 12.Second substrate 16 is oppositely arranged with first substrate 12.The second electrode 18 is formed on second substrate 16.Liquid crystal layer 20 is arranged between the first electrode 14 and the second electrode 18.
In one embodiment, first substrate 12 can comprise colored filter (CF), and second substrate 16 can comprise thin film transistor (TFT) (TFT).In one embodiment, the first electrode 14 or the second electrode 18 can be consisted of for example indium tin oxide (indium tin oxide, ITO).
Then, refer to Fig. 2, according to one embodiment of the invention, a kind of electrode structure of liquid crystal display is described.Fig. 2 is the top view of an electrode structure (for example the first electrode 14).As shown in Figure 2, electrode 22 comprises a plurality of pixel regions (subpixel) 24.Pixel region 24 comprises a plurality of sub-cells (subunit) 26 each time.Unit 26 comprises many first slits (slit) 28 and many second slits 30 each time.The first slit 28 and the second slit 30 are connected to each other.
In one embodiment, the first slit 28 can be cross arrangement, and second 30 pairs of slits the first slit 28 can be an angle of inclination and arrange.This angle of inclination can coordinate the angle of Polarizer penetrating shaft to be designed, for example, be 0 degree, 45 degree, 90 degree or 135 degree and arrange.Fig. 2 is that 30 pairs of the first slits 28 of the second slit are the aspect that 45 degree are arranged.
Then, refer to Fig. 3, according to one embodiment of the invention, a kind of electrode structure of liquid crystal display is described.Fig. 3 is the top view of an electrode structure (for example the second electrode 18).As shown in Figure 3, electrode 32 comprises a plurality of pixel regions (subpixel) 34.Pixel region 34 comprises a plurality of sub-cells (subunit) 36 and many articles of the 3rd slits (slit) 38 each time.The 3rd slit 38 is distinguished sub-cell 36.
In one embodiment, the 3rd slit 38 can be cross arrangement, as shown in Figure 3.In this embodiment, electrode 32 can more comprise many articles of the 4th slits 40, as shown in Figure 3.The 4th slit 40 and the 3rd slit 38 can be connected to each other.In one embodiment, 40 pairs of the 3rd slits 38 of the 4th slit can be an angle of inclination arrangement.This angle of inclination can coordinate the angle of Polarizer penetrating shaft to be designed, for example, be 0 degree, 45 degree, 90 degree or 135 degree and arrange.Fig. 3 is that 40 pairs of the 3rd slits 38 of the 4th slit are the aspect that 45 degree are arranged.
It should be noted that in Fig. 2, the first slit 28 of the part sub-cell 26 of electrode 22 can be connected to each other with the first slit 28 of adjacent sub-cell 26, to form a plurality of slits junction 42 on electrode 22, as shown in Figure 4.Now, due to still have first slit 28 of sub-cell 26 of part and the first slit 28 of adjacent sub-cell 26 each other formation be connected, therefore, can select electrode 22 to be positioned at region (not forming the region of the first slit 28 junctions) on the first slit 28 outrigger shafts as an electric connection region 44, as shown in Figure 4.Be electrically connected the width in region 44 approximately between 2～6 microns.
In another embodiment, the first slit 28 of whole sub-cells 26 of electrode 22 can be connected to each other with the first slit 28 of adjacent sub-cell 26, to form a plurality of slits junction 46 on electrode 22, as shown in Figure 5.Now, because the first slit 28 of whole sub-cell 26 all forms and is connected each other with the first slit 28 of adjacent sub-cell 26, therefore, can select junction that electrode 22 is positioned at the first slit 28 and the second slit 30 as an electric connection region 48, as shown in Figure 5.
In addition, in Fig. 3, the 3rd slit 38 that the adjacent sub-cell of the part two of electrode 32 is 36 can be connected to each other, to form a plurality of slits junction 50 on electrode 32, as shown in Figure 6.Now, owing to still having the 3rd slit 38 of 36 of two adjacent sub-cells partly not form and connect each other, therefore, can select electrode 32 to be positioned at region (not forming the region of the 3rd slit 38 junctions) on the 3rd slit 38 outrigger shafts as an electric connection region 52, as shown in Figure 6.Be electrically connected the width in region 52 approximately between 2～6 microns.
In another embodiment, the 3rd slit 38 that whole two adjacent sub-cells of electrode 32 are 36 can be connected to each other, to form a plurality of slits junction 54 on electrode 32, as shown in Figure 7.Now, because the 3rd slit 38 of 36 of two whole adjacent sub-cells has formed connection each other all, therefore, can select junction that electrode 32 is positioned at the 3rd slit 38 and the 4th slit 40 as an electric connection region 56, as shown in Figure 7.
The liquid crystal display that the present invention has patterning (patterned) electrode (being formed with various narrow slit structures on electrode) can produce marginal electric field (fringe field), and liquid crystal molecule is fixed on to the brightest state direction, (is the sensing of liquid crystal molecule
fall within for example 45 degree, 135 degree or-45 degree ,-135 degree) and can maintain high stability, so, will significantly reduce smear (moving retention) phenomenon, effectively promote image quality.
Although the present invention discloses as above with preferred embodiment; so it is not in order to limit the present invention, any those skilled in the art, without departing from the spirit and scope of the present invention; when doing to change and retouching, so protection scope of the present invention is when being as the criterion that claim defines.
Claims (18)
1. a liquid crystal display, is characterized in that, described liquid crystal display comprises:
One first substrate;
One first electrode, be formed on described first substrate, described the first electrode comprises pixel region a plurality of times, pixel region comprises a plurality of sub-cells each time, unit comprises many first slits and many second slits each time, wherein said the first slit and described the second slit are connected to each other, and described first slit of described first slit of the described sub-cell of described the first electrode and adjacent described sub-cell is connected to each other;
One second substrate, is oppositely arranged with described first substrate;
One second electrode, is formed on described second substrate; And
One liquid crystal layer, is arranged between described the first electrode and described the second electrode.
2. liquid crystal display as claimed in claim 1, is characterized in that, described first substrate comprises colored filter.
3. liquid crystal display as claimed in claim 1, is characterized in that, described the first slit is cross arrangement.
4. liquid crystal display as claimed in claim 1, is characterized in that, described the second slit is an angle of inclination to described the first slit and arranges.
5. liquid crystal display as claimed in claim 4, is characterized in that, described angle of inclination is 0 degree, 45 degree, 90 degree or 135 degree.
6. liquid crystal display as claimed in claim 1, is characterized in that, described second substrate comprises thin film transistor (TFT).
7. liquid crystal display as claimed in claim 1, is characterized in that, described the second electrode comprises pixel region a plurality of times, and pixel region comprises a plurality of sub-cells and many articles of the 3rd slits each time, and wherein said the 3rd slit is distinguished the described sub-cell of described the second electrode.
8. liquid crystal display as claimed in claim 7, is characterized in that, described the 3rd slit between two adjacent sub-cells of described the second electrode is connected to each other.
9. liquid crystal display as claimed in claim 7, is characterized in that, described the 3rd slit is cross arrangement.
10. liquid crystal display as claimed in claim 7, is characterized in that, described liquid crystal display more comprises many articles of the 4th slits, and described the 4th slit and described the 3rd slit are connected to each other.
11. liquid crystal display as claimed in claim 10, is characterized in that, described the 4th slit is an angle of inclination to described the 3rd slit and arranges.
12. liquid crystal display as claimed in claim 11, is characterized in that, described angle of inclination is 0 degree, 45 degree, 90 degree or 135 degree.
13. liquid crystal display as claimed in claim 1, is characterized in that, described the first electrode is positioned at region on described the first slit outrigger shaft as an electric connection.
14. liquid crystal display as claimed in claim 13, is characterized in that, the width in described region is between 2～6 microns.
15. liquid crystal display as claimed in claim 1, is characterized in that, described the first electrode is positioned at the junction of described the first slit and described the second slit as an electric connection.
16. liquid crystal display as claimed in claim 7, is characterized in that, described the second electrode is positioned at region on described the 3rd slit outrigger shaft as an electric connection.
17. liquid crystal display as claimed in claim 16, is characterized in that, the width in described region is between 2～6 microns.
18. liquid crystal display as claimed in claim 10, is characterized in that, described the second electrode is positioned at the junction of described the 3rd slit and described the 4th slit as an electric connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110050095.4A CN102654693B (en) | 2011-03-02 | 2011-03-02 | Liquid crystal display |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110050095.4A CN102654693B (en) | 2011-03-02 | 2011-03-02 | Liquid crystal display |
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| Publication Number | Publication Date |
|---|---|
| CN102654693A CN102654693A (en) | 2012-09-05 |
| CN102654693B true CN102654693B (en) | 2014-09-10 |
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| CN201110050095.4A Active CN102654693B (en) | 2011-03-02 | 2011-03-02 | Liquid crystal display |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109633997A (en) * | 2018-12-21 | 2019-04-16 | 惠科股份有限公司 | Substrate and display panel |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101126881A (en) * | 2007-09-13 | 2008-02-20 | 友达光电股份有限公司 | Liquid crystal display panel and pixel |
| CN101131522A (en) * | 2007-10-11 | 2008-02-27 | 友达光电股份有限公司 | Liquid crystal display board |
| CN101165578A (en) * | 2006-10-18 | 2008-04-23 | 奇美电子股份有限公司 | Multidomain vertical orientation liquid crystal display panel |
| US7426006B2 (en) * | 2004-08-05 | 2008-09-16 | Au Optronics Corporation | Thin film transistor array substrate |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI382257B (en) * | 2008-07-30 | 2013-01-11 | Chimei Innolux Corp | Liquid crystal display |
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2011
- 2011-03-02 CN CN201110050095.4A patent/CN102654693B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7426006B2 (en) * | 2004-08-05 | 2008-09-16 | Au Optronics Corporation | Thin film transistor array substrate |
| CN101165578A (en) * | 2006-10-18 | 2008-04-23 | 奇美电子股份有限公司 | Multidomain vertical orientation liquid crystal display panel |
| CN101126881A (en) * | 2007-09-13 | 2008-02-20 | 友达光电股份有限公司 | Liquid crystal display panel and pixel |
| CN101131522A (en) * | 2007-10-11 | 2008-02-27 | 友达光电股份有限公司 | Liquid crystal display board |
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| CN102654693A (en) | 2012-09-05 |
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Address after: Hsinchu Science Park, Taiwan, China Applicant after: Innolux Display Group Applicant after: Qunkang Technology (Shenzhen) Co., Ltd. Address before: Miaoli County, Taiwan, China Applicant before: Chimei Optoelectronics Co., Ltd. Applicant before: Qunkang Technology (Shenzhen) Co., Ltd. |
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Free format text: CORRECT: APPLICANT; FROM: QIMEI ELECTRONIC CO LTD TO: INNOLUX DISPLAY CORPORATION |
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