CN105204244A - Pixel electrode structure - Google Patents
Pixel electrode structure Download PDFInfo
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- CN105204244A CN105204244A CN201510683056.6A CN201510683056A CN105204244A CN 105204244 A CN105204244 A CN 105204244A CN 201510683056 A CN201510683056 A CN 201510683056A CN 105204244 A CN105204244 A CN 105204244A
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1343—Electrodes
- G02F1/134309—Electrodes characterised by their geometrical arrangement
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1337—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers
- G02F1/133707—Structures for producing distorted electric fields, e.g. bumps, protrusions, recesses, slits in pixel electrodes
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- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Geometry (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Liquid Crystal (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The invention provides a pixel electrode structure which adopts the structure that several sub-electrodes in the cross area among a first electrode, a second electrode, a third electrode and a fourth electrode are distributed at intervals and V-shaped, so that slots are formed among the sub-electrodes to adjust the guiding direction of liquid crystal molecules in the cross area, and ensure that the guiding direction of liquid crystal molecules in the cross area is in accordance with that of the liquid crystal molecules in the areas of the first electrode, the second electrode, the third electrode and the fourth electrode. Therefore, the cross dark lines in each sub-pixel of an LCD panel are reduced, the light-transmitting area is enlarged, and the permeability and the display quality of a product are improved.
Description
Technical field
The present invention relates to display technique field, particularly relate to a kind of pixel electrode structure.
Background technology
Active Thin Film Transistor-LCD (ThinFilmTransistor-LCD, TFT-LCD) obtains development at full speed in recent years and applies widely.With regard to the TFT-LCD display panel on current mainstream market, three types can be divided into, twisted-nematic (TwistedNematic respectively, TN) or supertwist to row (SuperTwistedNematic, STN) type, plane conversion (In-PlaneSwitching, IPS) type, vertical orientation (VerticalAlignment, VA) type and high vertical orientation (HighVerticalAlignment, HVA) type.
Usual liquid crystal indicator comprises housing, is located at the liquid crystal panel in housing and is located at the backlight module (Backlightmodule) in housing.Wherein, the structure of liquid crystal panel is mainly by a thin-film transistor array base-plate (ThinFilmTransistorArraySubstrate, TFTArraySubstrate), a colored filter substrate (ColorFilterSubstrate, CFSubstrate) and the liquid crystal layer (LiquidCrystalLayer) be configured between two substrates formed, its principle of work is by applying the rotation that driving voltage controls the liquid crystal molecule of liquid crystal layer on two panels glass substrate, the light refraction of backlight module out being produced picture.
In the processing procedure of HVA escope, generally by specific light shield, exposure orientation is carried out to the alignment film in TFT substrate and CF substrate, in the alignment film exposure manufacture process of TFT/CF substrate, the alignment film of TFT/CF substrate can intersect repeat exposure-making in specific region, the region of repeat exposure-making forms dark line because of the polarizing angle of upper and lower alignment film, as shown in Figure 1, described dark line 100 is usually in " ten " font, and be positioned at the central authorities of each sub-pixel 200, thus have impact on penetrance and the display effect of display panels.
Summary of the invention
The object of the present invention is to provide a kind of pixel electrode structure, the dark line of " ten " font in each sub-pixel of display panels can be reduced, increase transmission region, the penetrance of improving product and display quality.
For achieving the above object, the invention provides a kind of pixel electrode structure, comprise first, second, third, fourth electrode, connect the 5th electrode between the first and second electrodes, be connected to the first and the 3rd the 6th electrode between electrode, be connected to the second and the 4th the 7th electrode between electrode, be connected to the 8th electrode between the 3rd and the 4th electrode and be positioned at the 9th electrode in the centre position that the first to the 8th electrode impales;
Described 5th to the 8th electrode comprises several parallel and spaced first, second, third, fourth sub-electrode respectively, described first, second, third, fourth sub-electrode is all V-shaped, and the V-arrangement opening of described first, second, third, fourth sub-electrode all centers of impaling of the towards the 5th to the 8th electrode; Described 9th electrode is in the quadrilateral closed.
Described first sub-electrode comprises the first strip electrode connected vertically and the second strip electrode;
Described second sub-electrode comprises Article 3 shape electrode connected vertically and Article 4 shape electrode;
Described 3rd sub-electrode comprises Article 5 shape electrode connected vertically and Article 6 shape electrode;
Described 4th sub-electrode comprises Article 7 shape electrode connected vertically and Article 8 shape electrode;
Wherein, the angle of described Article 5 shape electrode and Article 6 shape electrode and horizontal direction is respectively 45 ° and-45 °, described second, third, the 5th, the bearing of trend of Article 8 shape electrode is parallel to each other, described first, the 4th, the 6th, the bearing of trend of Article 7 shape electrode is parallel to each other.
Described 5th, the 6th, the 7th, the 8th, the 9th electrode forms cross area.
The width of described 5th, the 6th, the 7th, the 8th electrode is identical.
The width of described 5th, the 6th, the 7th, the 8th electrode is 3 μm.
The width of described first, second, third, fourth sub-electrode is identical.
The width of described first, second, third, fourth sub-electrode is 2.5 μm.
Form first, second, third, fourth slit respectively between described first, second, third, fourth sub-electrode, the width of described first, second, third, fourth slit is identical.
Described first, second, third, fourth electrode is monoblock electrode.
Described 9th electrode assumes diamond in shape, and in corresponding described 5th to the 8th electrode, the V-arrangement of first, second, third, fourth sub-electrode is arranged.
Beneficial effect of the present invention: pixel electrode structure of the present invention, by will first be positioned at, second, 3rd, the electrode design in " ten " font region in the middle of the 4th electrode becomes several spaced apart and V-shaped sub-electrode, make to form slit between this several sub-electrode, thus adjustment is positioned at the guiding of the liquid crystal molecule in this " ten " font region, make it and correspond to described first, second, 3rd, the liquid crystal molecule guiding of the 4th electrode zone is consistent, thus the dark line of " ten " font reduced in each sub-pixel of display panels, increase transmission region, the penetrance of improving product and display quality.
Accompanying drawing explanation
In order to further understand feature of the present invention and technology contents, refer to following detailed description for the present invention and accompanying drawing, but accompanying drawing only provides reference and explanation use, is not used for being limited the present invention.
In accompanying drawing,
Fig. 1 is the schematic diagram occurring the dark line of " ten " font in the sub-pixel of existing display panels;
Fig. 2 is the schematic diagram of pixel electrode structure of the present invention.
Embodiment
For further setting forth the technological means and effect thereof that the present invention takes, be described in detail below in conjunction with the preferred embodiments of the present invention and accompanying drawing thereof.
Refer to Fig. 2, the invention provides a kind of pixel electrode structure, comprise first, second, third, fourth electrode 3,4,5,6, be connected to the 5th electrode 21 between first and second electrode 3,4, be connected to the first and the 3rd the 6th electrode 12 between electrode 3,5, be connected to the second and the 4th the 7th electrode 11 between electrode 4,6, be connected to the 8th electrode 22 between the 3rd and the 4th electrode 5,6 and be positioned at the 9th electrode 2 in the centre position that the first to the 8th electrode 3,4,5,6,21,12,11,22 impales.
Concrete, described 5th to the 8th electrode comprises several parallel and spaced first, second, third, fourth sub-electrode 211,121,111,221 respectively, described first, second, third, fourth sub-electrode 211,121,111,221 is all V-shaped, and the V-arrangement opening of described first, second, third, fourth sub-electrode 211,121,111,221 all centers of impaling of the towards the 5th to the 8th electrode 21,12,11,22.Described 9th electrode 2 is in the quadrilateral closed.
Concrete, described first sub-electrode 211 comprises the first strip electrode 2101 and the second strip electrode 2102 connected vertically.Described second sub-electrode 121 comprises Article 3 shape electrode 1201 connected vertically and Article 4 shape electrode 1202.Described 3rd sub-electrode 111 comprises Article 5 shape electrode 1101 connected vertically and Article 6 shape electrode 1102.Described 4th sub-electrode 221 comprises Article 7 shape electrode 2201 connected vertically and Article 8 shape electrode 2202.
Wherein, described Article 5 shape electrode 1101 and Article 6 shape electrode 1102 are respectively 45 ° and-45 ° with the angle of horizontal direction, described second, third, the 5th, the bearing of trend of Article 8 shape electrode 2102,1201,1101,2202 is parallel to each other, described first, the 4th, the 6th, the bearing of trend of Article 7 shape electrode 2101,1202,1102,2201 is parallel to each other.
Concrete, described 5th, the 6th, the 7th, the 8th, the 9th electrode 21,12,11,22,2 forms cross area, easily forms the region of the dark line of " ten " font in each sub-pixel of corresponding display panels.
Concrete, the width of described 5th, the 6th, the 7th, the 8th electrode 21,12,11,22 is identical.Preferably, the width of described 5th, the 6th, the 7th, the 8th electrode 21,12,11,22 is 3 μm.
Concrete, the width of described first, second, third, fourth sub-electrode 211,121,111,221 is identical.Preferably, the width of described first, second, third, fourth sub-electrode 211,121,111,221 is 2.5 μm.
Concrete, form first, second, third, fourth slit 31,32,33,34 respectively between described first, second, third, fourth sub-electrode 211,121,111,221, the width of described first, second, third, fourth slit 31,32,33,34 is identical.Preferably, the width of described first, second, third, fourth slit 31,32,33,34 is 3.5 μm.Described first, second, third, fourth slit 31,32,33,34 adjustable is positioned at the guiding of the liquid crystal molecule of the cross area that described 5th, the 6th, the 7th, the 8th, the 9th electrode 21,12,11,22,2 is formed, make it lead consistent with the liquid crystal molecule corresponding to described first, second, third, fourth electrode 3,4,5,6 region, thus reduce the dark line of " ten " font in each sub-pixel of display panels.
Concrete, described first, second, third, fourth electrode 3,4,5,6 is monoblock electrode, rectangular.
Concrete, described 9th electrode 2 assumes diamond in shape, and in corresponding described 5th to the 8th electrode 21,12,11,22, the V-arrangement of first, second, third, fourth sub-electrode 211,121,111,221 is arranged.
In sum, pixel electrode structure of the present invention, by will first be positioned at, second, 3rd, the electrode design in " ten " font region in the middle of the 4th electrode becomes several spaced apart and V-shaped sub-electrode, make to form slit between this several sub-electrode, thus adjustment is positioned at the guiding of the liquid crystal molecule in this " ten " font region, make it and correspond to described first, second, 3rd, the liquid crystal molecule guiding of the 4th electrode zone is consistent, thus the dark line of " ten " font reduced in each sub-pixel of display panels, increase transmission region, the penetrance of improving product and display quality.
The above; for the person of ordinary skill of the art; can make other various corresponding change and distortion according to technical scheme of the present invention and technical conceive, and all these change and be out of shape the protection domain that all should belong to the accompanying claim of the present invention.
Claims (10)
1. a pixel electrode structure, it is characterized in that, comprise first, second, 3rd, 4th electrode (3, 4, 5, 6), be connected to first and second electrode (3, 4) the 5th electrode (21) between, be connected to first and the 3rd electrode (3, 5) the 6th electrode (12) between, be connected to second and the 4th electrode (4, 6) the 7th electrode (11) between, be connected to the 3rd and the 4th electrode (5, 6) the 8th electrode (22) between, and be positioned at the first to the 8th electrode (3, 4, 5, 6, 21, 12, 11, 22) the 9th electrode (2) in the centre position impaled,
Described 5th to the 8th electrode comprises several parallel and spaced first, second, third, fourth sub-electrode (211,121,111,221) respectively, described first, second, third, fourth sub-electrode (211,121,111,221) is all V-shaped, and the V-arrangement opening of described first, second, third, fourth sub-electrode (211,121,111,221) all centers of impaling of the towards the 5th to the 8th electrode (21,12,11,22); Described 9th electrode (2) is in the quadrilateral closed.
2. pixel electrode structure as claimed in claim 1, is characterized in that, described first sub-electrode (211) comprises the first strip electrode (2101) connected vertically and the second strip electrode (2102);
Described second sub-electrode (121) comprises Article 3 shape electrode (1201) connected vertically and Article 4 shape electrode (1202);
Described 3rd sub-electrode (111) comprises Article 5 shape electrode (1101) connected vertically and Article 6 shape electrode (1102);
Described 4th sub-electrode (221) comprises Article 7 shape electrode (2201) connected vertically and Article 8 shape electrode (2202);
Wherein, described Article 5 shape electrode (1101) and Article 6 shape electrode (1102) are respectively 45 ° and-45 ° with the angle of horizontal direction, described second, third, the 5th, the bearing of trend of Article 8 shape electrode (2102,1201,1101,2202) is parallel to each other, described first, the 4th, the 6th, the bearing of trend of Article 7 shape electrode (2101,1202,1102,2201) is parallel to each other.
3. pixel electrode structure as claimed in claim 1, is characterized in that, described 5th, the 6th, the 7th, the 8th, the 9th electrode (21,12,11,22,2) forms cross area.
4. pixel electrode structure as claimed in claim 1, it is characterized in that, the width of described 5th, the 6th, the 7th, the 8th electrode (21,12,11,22) is identical.
5. pixel electrode structure as claimed in claim 4, it is characterized in that, the width of described 5th, the 6th, the 7th, the 8th electrode (21,12,11,22) is 3 μm.
6. pixel electrode structure as claimed in claim 1, it is characterized in that, the width of described first, second, third, fourth sub-electrode (211,121,111,221) is identical.
7. pixel electrode structure as claimed in claim 6, it is characterized in that, the width of described first, second, third, fourth sub-electrode (211,121,111,221) is 2.5 μm.
8. pixel electrode structure as claimed in claim 1, it is characterized in that, form first, second, third, fourth slit (31,32,33,34) between described first, second, third, fourth sub-electrode (211,121,111,221) respectively, the width of described first, second, third, fourth slit (31,32,33,34) is identical.
9. pixel electrode structure as claimed in claim 1, it is characterized in that, described first, second, third, fourth electrode (3,4,5,6) is monoblock electrode.
10. pixel electrode structure as claimed in claim 1, it is characterized in that, described 9th electrode (2) assumes diamond in shape, and in corresponding described 5th to the 8th electrode (21,12,11,22), the V-arrangement of first, second, third, fourth sub-electrode (211,121,111,221) is arranged.
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105700246A (en) * | 2016-03-30 | 2016-06-22 | 深圳市华星光电技术有限公司 | Liquid crystal display panel and display device |
US10274785B2 (en) | 2016-03-30 | 2019-04-30 | Shenzhen China Star Optoelectronics Technology Co., Ltd. | Liquid crystal display panel comprising pixel electrode slits at boundaries between photic areas of a sub-pixel unit having different alignment directions and display device |
CN111812895A (en) * | 2020-07-01 | 2020-10-23 | 深圳市华星光电半导体显示技术有限公司 | Pixel electrode and liquid crystal display panel |
CN112083605A (en) * | 2020-08-26 | 2020-12-15 | 成都中电熊猫显示科技有限公司 | Liquid crystal panel, display device and alignment method of liquid crystal panel |
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JP2005258194A (en) * | 2004-03-12 | 2005-09-22 | Fujitsu Display Technologies Corp | Liquid crystal display |
CN102402078A (en) * | 2010-09-13 | 2012-04-04 | 群康科技(深圳)有限公司 | Liquid crystal display structure |
US20130329175A1 (en) * | 2011-02-25 | 2013-12-12 | Sharp Kabushiki Kaisha | Liquid crystal display apparatus |
CN104199223A (en) * | 2014-09-09 | 2014-12-10 | 上海中航光电子有限公司 | Array substrate, display panel and display device |
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2015
- 2015-10-19 CN CN201510683056.6A patent/CN105204244B/en active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2005258194A (en) * | 2004-03-12 | 2005-09-22 | Fujitsu Display Technologies Corp | Liquid crystal display |
CN102402078A (en) * | 2010-09-13 | 2012-04-04 | 群康科技(深圳)有限公司 | Liquid crystal display structure |
US20130329175A1 (en) * | 2011-02-25 | 2013-12-12 | Sharp Kabushiki Kaisha | Liquid crystal display apparatus |
CN104199223A (en) * | 2014-09-09 | 2014-12-10 | 上海中航光电子有限公司 | Array substrate, display panel and display device |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105700246A (en) * | 2016-03-30 | 2016-06-22 | 深圳市华星光电技术有限公司 | Liquid crystal display panel and display device |
WO2017166440A1 (en) * | 2016-03-30 | 2017-10-05 | 深圳市华星光电技术有限公司 | Liquid crystal display panel and display device |
US10274785B2 (en) | 2016-03-30 | 2019-04-30 | Shenzhen China Star Optoelectronics Technology Co., Ltd. | Liquid crystal display panel comprising pixel electrode slits at boundaries between photic areas of a sub-pixel unit having different alignment directions and display device |
CN111812895A (en) * | 2020-07-01 | 2020-10-23 | 深圳市华星光电半导体显示技术有限公司 | Pixel electrode and liquid crystal display panel |
CN112083605A (en) * | 2020-08-26 | 2020-12-15 | 成都中电熊猫显示科技有限公司 | Liquid crystal panel, display device and alignment method of liquid crystal panel |
CN112083605B (en) * | 2020-08-26 | 2022-11-29 | 成都中电熊猫显示科技有限公司 | Liquid crystal panel, display device and alignment method of liquid crystal panel |
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