CN105242462A - Va liquid crystal panel and display device - Google Patents
Va liquid crystal panel and display device Download PDFInfo
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- CN105242462A CN105242462A CN201510734004.7A CN201510734004A CN105242462A CN 105242462 A CN105242462 A CN 105242462A CN 201510734004 A CN201510734004 A CN 201510734004A CN 105242462 A CN105242462 A CN 105242462A
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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
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- Liquid Crystal (AREA)
- Geometry (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
Abstract
The invention discloses a VA liquid crystal panel and a display device, and belongs to the technical field of display. The technical problem that an existing VA liquid crystal display is low in penetration rate is solved. The VA liquid crystal panel comprises a plurality of sub-pixel units. Each sub-pixel unit comprises a pixel electrode and a public electrode, wherein the pixel electrode or the public electrode is provided with a slit-shaped opening. The VA liquid crystal panel can be used for VA liquid crystal displays such as liquid crystal television sets and liquid crystal displays.
Description
Technical field
The present invention relates to display technique field, specifically, relate to a kind of VA liquid crystal panel and display device.
Background technology
Along with the development of display technique, liquid crystal display has become display device the most common.Wherein, visual angle is wide, contrast advantages of higher because have for type liquid crystal display, has become the main product on market for homeotropic alignment (VerticalAlignment is called for short VA).
At present, the orientation of UV2A light, as a kind of new alignment technique, is widely used in VA type field of liquid crystal.The ultimate principle of UV2A technology is, apply special alignment film ultraviolet to reaction on the glass substrate, after being subject to Ultraviolet radiation, this alignment film will deflect along direction of illumination, thus can tilt along the angle and direction of Ultraviolet radiation by high-precision control liquid crystal molecule.The VA type liquid crystal display utilizing UV2A technology to make has the characteristic such as high aperture, high-contrast, fast response.
But UV2A technology adopts special orthogonal vertical light to join phase mode, inevitably forms “ Swastika in sub-pixel " the dark line of font, as shown in Figure 1.Due to “ Swastika " existence of the dark line of font, result in the technical matters that the penetrance of VA type liquid crystal display is lower.
Summary of the invention
The object of the present invention is to provide a kind of VA liquid crystal panel and display device, with the technical matters that the penetrance solving existing VA type liquid crystal display is lower.
The invention provides a kind of VA liquid crystal panel, comprise multiple sub-pixel unit, each sub-pixel unit comprises pixel electrode and public electrode;
Wherein, described pixel electrode or described public electrode offer the opening of slit-shaped.
In a first embodiment, described opening prolongs horizontal direction and offers.
In the second embodiment, described opening prolongs vertical direction and offers.
In the third embodiment, described opening is cruciform.
Preferably, the width of described opening is within 10 microns.
In VA liquid crystal panel provided by the invention, between described pixel electrode and described public electrode, be filled with liquid crystal.
Preferably, described liquid crystal carries out orientation by UV2A technology.
The present invention also provides a kind of display device, comprising above-mentioned VA liquid crystal panel.
Present invention offers following beneficial effect: in VA liquid crystal panel provided by the invention, pixel electrode or public electrode offer the opening of slit-shaped.When on state of shows, utilize the electric field that opening part is formed, the deflection state of the liquid crystal of this opening part can be changed, thus dark line degree when can alleviate on state of display, and then improve the penetrance of VA liquid crystal panel entirety.
Other features and advantages of the present invention will be set forth in the following description, and, becoming apparent from instructions of part, or understand by implementing the present invention.Object of the present invention and other advantages realize by structure specifically noted in instructions, claims and accompanying drawing and obtain.
Accompanying drawing explanation
In order to the technical scheme in the clearer explanation embodiment of the present invention, accompanying drawing required in describing is done simple introduction below to embodiment:
Fig. 1 is the analog result schematic diagram of the penetrance of the on state of display of existing VA liquid crystal panel sub-pixel unit;
Fig. 2 is the schematic diagram of the VA liquid crystal panel sub-pixel unit that the embodiment of the present invention one provides;
Fig. 3 is the analog result schematic diagram of the penetrance of the on state of display of sub-pixel unit in Fig. 2;
Fig. 4 is another schematic diagram of the VA liquid crystal panel sub-pixel unit that the embodiment of the present invention one provides;
Fig. 5 is the analog result schematic diagram of the penetrance of the on state of display of sub-pixel unit in Fig. 4;
Fig. 6 is the schematic diagram of the VA liquid crystal panel sub-pixel unit that the embodiment of the present invention two provides;
Fig. 7 is another schematic diagram of the VA liquid crystal panel sub-pixel unit that the embodiment of the present invention two provides.
Embodiment
Describe embodiments of the present invention in detail below with reference to drawings and Examples, to the present invention, how application technology means solve technical matters whereby, and the implementation procedure reaching technique effect can fully understand and implement according to this.It should be noted that, only otherwise form conflict, each embodiment in the present invention and each feature in each embodiment can be combined with each other, and the technical scheme formed is all within protection scope of the present invention.
embodiment one:
The embodiment of the present invention provides a kind of VA liquid crystal panel, comprising multiple sub-pixel unit.As shown in Figure 2 and Figure 4, each sub-pixel unit comprises pixel electrode 101 and public electrode 102.Between pixel electrode 101 and public electrode 102, be filled with liquid crystal (not shown), and liquid crystal wherein carries out orientation by UV2A technology.
In the present embodiment, pixel electrode 101 offers the opening 103 of slit-shaped.Fig. 2 is the first embodiment in the present embodiment, and opening 103 prolongs horizontal direction and offers, and Yu “ Swastika " position of dark line of horizontal direction in the dark line of font is corresponding.Fig. 3 is the analog result of the penetrance of its on state of display, and can find out the opening 103 by arranging horizontal direction, the dark line degree of its horizontal direction significantly reduces.Through simplation verification, its penetrance improves 4%.
Fig. 4 is the second embodiment in the present embodiment, and opening 103 prolongs vertical direction and offers, and Yu “ Swastika " position of dark line of vertical direction in the dark line of font is corresponding.Fig. 5 is the analog result of the penetrance of its on state of display, and can find out the opening 103 by arranging vertical direction, the dark line degree of its vertical direction significantly reduces.Through simplation verification, its penetrance improves 6.1%.
In other embodiments, also the opening in Fig. 2 and Fig. 4 can be combined, by the opening of horizontal direction and the opening combinations of vertical direction, pixel electrode 101 forms criss-cross opening, and Yu “ Swastika " position of dark line of cross portion in the dark line of font is corresponding.
As a preferred version, in above each embodiment, the width of opening all can within 10 microns, and concrete size can according to “ Swastika " width of the dark line of font accurately arranges.
In the VA liquid crystal panel that the embodiment of the present invention provides, pixel electrode 101 offers the opening 103 of horizontal direction, vertical direction or criss-cross slit-shaped.When on state of shows, the electric field utilizing opening 103 place to be formed, can change the deflection state of the liquid crystal at opening 103 place, thus dark line degree when can alleviate on state of display, and then improve the penetrance of VA liquid crystal panel entirety.
embodiment two:
The embodiment of the present invention provides a kind of VA liquid crystal panel, and comprising multiple sub-pixel unit, as shown in Figure 6 and Figure 7, each sub-pixel unit comprises pixel electrode 201 and public electrode 202.Between pixel electrode 201 and public electrode 202, be filled with liquid crystal (not shown), and liquid crystal wherein carries out orientation by UV2A technology.
In the present embodiment, public electrode 202 offers the opening 203 of slit-shaped.Fig. 6 is the first embodiment in the present embodiment, and opening 203 prolongs horizontal direction and offers, and Yu “ Swastika " position of dark line of horizontal direction in the dark line of font is corresponding.By arranging the opening 203 of horizontal direction, the dark line degree of horizontal direction can be made obviously to reduce, the analog result of the penetrance of its on state of display is similar to Fig. 3.
Fig. 7 is the second embodiment in the present embodiment, and opening 203 prolongs vertical direction and offers, and Yu “ Swastika " position of dark line of vertical direction in the dark line of font is corresponding.By arranging the opening 203 of vertical direction, the dark line degree of vertical direction can be made obviously to reduce, the analog result of the penetrance of its on state of display is similar to Fig. 3.
In other embodiments, also the opening in Fig. 6 and Fig. 7 can be combined, by the opening of horizontal direction and the opening combinations of vertical direction, public electrode 202 forms criss-cross opening, and Yu “ Swastika " position of dark line of cross portion in the dark line of font is corresponding.
As a preferred version, in above each embodiment, the width of opening all can within 10 microns, and concrete size can according to “ Swastika " width of the dark line of font accurately arranges.
In the VA liquid crystal panel that the embodiment of the present invention provides, public electrode 202 offers the opening 203 of horizontal direction, vertical direction or criss-cross slit-shaped.When on state of shows, the electric field utilizing opening 103 place to be formed, can change the deflection state of the liquid crystal at opening 203 place, thus dark line degree when can alleviate on state of display, and then improve the penetrance of VA liquid crystal panel entirety.
embodiment three:
The embodiment of the present invention provides a kind of display device, comprising the VA liquid crystal panel provided in the above embodiments one or embodiment two.
In addition, the above embodiments one or embodiment two also can be combined with each other, namely in a sub-pixel unit, pixel electrode and public electrode are provided with the opening of slit-shaped, and the direction of opening can be horizontal direction, vertical direction and criss-cross combination in any mode.
The display device that the present embodiment provides has identical technical characteristic with above-described embodiment one and embodiment two, so also can solve identical technical matters, reaches identical technique effect.
Although embodiment disclosed in this invention is as above, the embodiment that described content just adopts for the ease of understanding the present invention, and be not used to limit the present invention.Technician in any the technical field of the invention; under the prerequisite not departing from spirit and scope disclosed in this invention; any amendment and change can be done what implement in form and in details; but scope of patent protection of the present invention, the scope that still must define with appending claims is as the criterion.
Claims (8)
1. a VA liquid crystal panel, comprises multiple sub-pixel unit, and each sub-pixel unit comprises pixel electrode and public electrode;
Wherein, described pixel electrode or described public electrode offer the opening of slit-shaped.
2. VA liquid crystal panel according to claim 1, is characterized in that, described opening prolongs horizontal direction and offers.
3. VA liquid crystal panel according to claim 1, is characterized in that, described opening prolongs vertical direction and offers.
4. VA liquid crystal panel according to claim 1, is characterized in that, described opening is cruciform.
5. VA liquid crystal panel according to claim 1, is characterized in that, the width of described opening is within 10 microns.
6. VA liquid crystal panel according to claim 1, is characterized in that, is filled with liquid crystal between described pixel electrode and described public electrode.
7. VA liquid crystal panel according to claim 6, is characterized in that, described liquid crystal carries out orientation by UV2A technology.
8. a display device, comprising the VA liquid crystal panel as described in any one of claim 1 to 7.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510734004.7A CN105242462B (en) | 2015-11-02 | 2015-11-02 | VA liquid crystal display panels and display device |
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| CN201510734004.7A CN105242462B (en) | 2015-11-02 | 2015-11-02 | VA liquid crystal display panels and display device |
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| CN105242462A true CN105242462A (en) | 2016-01-13 |
| CN105242462B CN105242462B (en) | 2018-09-04 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109239970A (en) * | 2018-11-12 | 2019-01-18 | 成都中电熊猫显示科技有限公司 | Array substrate, liquid crystal display panel and display device |
| CN109270742A (en) * | 2018-11-13 | 2019-01-25 | 成都中电熊猫显示科技有限公司 | Array substrate and liquid crystal display panel |
| CN109581753A (en) * | 2018-12-28 | 2019-04-05 | 成都中电熊猫显示科技有限公司 | Liquid crystal display panel |
| CN111061096A (en) * | 2019-12-16 | 2020-04-24 | 深圳市华星光电半导体显示技术有限公司 | Display panel and manufacturing method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109239970A (en) * | 2018-11-12 | 2019-01-18 | 成都中电熊猫显示科技有限公司 | Array substrate, liquid crystal display panel and display device |
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| CN109270742B (en) * | 2018-11-13 | 2021-07-06 | 成都中电熊猫显示科技有限公司 | Array substrate and liquid crystal display panel |
| CN109581753A (en) * | 2018-12-28 | 2019-04-05 | 成都中电熊猫显示科技有限公司 | Liquid crystal display panel |
| CN111061096A (en) * | 2019-12-16 | 2020-04-24 | 深圳市华星光电半导体显示技术有限公司 | Display panel and manufacturing method thereof |
| CN111061096B (en) * | 2019-12-16 | 2022-07-12 | 深圳市华星光电半导体显示技术有限公司 | Display panel and manufacturing method thereof |
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| CN105242462B (en) | 2018-09-04 |
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