WO2020118915A1 - 像素电极及阵列基板、显示面板 - Google Patents

像素电极及阵列基板、显示面板 Download PDF

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Publication number
WO2020118915A1
WO2020118915A1 PCT/CN2019/076730 CN2019076730W WO2020118915A1 WO 2020118915 A1 WO2020118915 A1 WO 2020118915A1 CN 2019076730 W CN2019076730 W CN 2019076730W WO 2020118915 A1 WO2020118915 A1 WO 2020118915A1
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Prior art keywords
electrode
main electrode
liquid crystal
branch electrodes
crystal alignment
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PCT/CN2019/076730
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English (en)
French (fr)
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郝思坤
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深圳市华星光电半导体显示技术有限公司
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Publication of WO2020118915A1 publication Critical patent/WO2020118915A1/zh

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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
    • G02F1/1343—Electrodes
    • G02F1/134309—Electrodes characterised by their geometrical arrangement
    • G02F1/134345—Subdivided pixels, e.g. for grey scale or redundancy

Definitions

  • the present application relates to the field of display, in particular to a pixel electrode, an array substrate, and a display panel.
  • Liquid crystal display is currently the most widely used display product on the market. Its production process technology is very mature, product yield is high, production cost is relatively low, and market acceptance is high.
  • the conventional liquid crystal display currently includes an array substrate, a color filter substrate, and a liquid crystal layer between the array substrate and the color filter substrate.
  • a pixel electrode is provided on the array substrate side, and a common electrode is provided on the color filter substrate side.
  • the liquid crystal display drives the liquid crystal to deflect through the voltage difference between the pixel electrode and the common electrode, so that the liquid crystal display displays an image.
  • the pixel electrode on the array substrate side is often designed as a fishbone and divided into multiple areas to improve viewing angle characteristics.
  • the structural characteristics of the pixel electrode are: as the line width and line distance of the pixel electrode decrease, the liquid crystal efficiency of the pixel improves.
  • due to the limitation of production process capability it is difficult for the pixel electrode to achieve a small line width and line spacing.
  • the present application provides a pixel electrode, an array substrate, and a display panel to solve the technical problem of the existing pixel electrode having a small line width and line spacing.
  • the present application proposes a pixel electrode, which includes a first trunk electrode and a second trunk electrode perpendicular to the first trunk electrode;
  • the first main electrode and the second main electrode divide the pixel electrode into a liquid crystal alignment area, each of the liquid crystal alignment areas is provided with a plurality of branch electrodes, each of the branch electrodes and the first The main electrode or the second main electrode is at an included angle of a preset angle;
  • each of the branch electrodes is provided with hollowed-out parts.
  • the shape of the hollowed-out member is one or a combination of more than one of a rectangular shape, a fan shape, or a triangle shape.
  • the branch electrode is elongated, and the hollowed-out member is provided on both sides of the branch electrode.
  • the angle between the branch electrode and the first main electrode or the second main electrode is 45 degrees.
  • the plurality of adjacent branch electrodes in the two adjacent liquid crystal alignment regions are arranged symmetrically with respect to the first main electrode or the second main electrode;
  • the plurality of branch electrodes in each liquid crystal alignment area are arranged at equal intervals.
  • the first trunk electrode is parallel to the horizontal direction, and the second trunk electrode is parallel to the vertical direction;
  • the plurality of adjacent branch electrodes in two adjacent liquid crystal alignment regions are arranged symmetrically with respect to the second main electrode;
  • a plurality of the branch electrodes in two adjacent liquid crystal alignment regions are arranged symmetrically with respect to the first main electrode.
  • the present application also provides an array substrate, which includes a substrate, a thin film transistor layer on the substrate, and a pixel electrode on the thin film transistor layer.
  • the pixel electrode includes a first stem electrode and A second trunk electrode perpendicularly intersecting the first trunk electrode;
  • the first main electrode and the second main electrode divide the pixel electrode into four liquid crystal alignment regions, each of the liquid crystal alignment regions is provided with a plurality of branch electrodes, each of the branch electrodes and the The first main electrode or the second main electrode is at an included angle of a preset angle;
  • each of the branch electrodes is provided with hollowed-out parts.
  • the shape of the hollowed-out member is one or a combination of more than one of a rectangle, a sector, or a triangle.
  • the branch electrodes are elongated, and the hollowed-out members are provided on both sides of the branch electrodes.
  • the angle between the branch electrode and the first main electrode or the second main electrode is 45 degrees.
  • a plurality of the branch electrodes in two adjacent liquid crystal alignment regions are arranged symmetrically with respect to the first main electrode or the second main electrode;
  • the plurality of branch electrodes in each liquid crystal alignment area are arranged at equal intervals.
  • the first trunk electrode is parallel to the horizontal direction, and the second trunk electrode is parallel to the vertical direction;
  • the plurality of adjacent branch electrodes in two adjacent liquid crystal alignment regions are arranged symmetrically with respect to the second main electrode;
  • a plurality of the branch electrodes in two adjacent liquid crystal alignment regions are arranged symmetrically with respect to the first main electrode.
  • the present application also proposes a display panel including an array substrate, wherein the array substrate includes a substrate, a thin film transistor layer on the substrate, and a pixel electrode on the thin film transistor layer, the The pixel electrode includes a first trunk electrode and a second trunk electrode perpendicularly intersecting the first trunk electrode;
  • the first main electrode and the second main electrode divide the pixel electrode into four liquid crystal alignment regions, each of the liquid crystal alignment regions is provided with a plurality of branch electrodes, each of the branch electrodes and the The first main electrode or the second main electrode is at an included angle of a preset angle;
  • each of the branch electrodes is provided with hollowed-out parts.
  • the shape of the hollowed-out member is one or a combination of more than one of a rectangle, a sector, or a triangle.
  • the branch electrodes are elongated, and the hollowed-out members are provided on both sides of the branch electrodes.
  • the angle between the branch electrode and the first main electrode or the second main electrode is 45 degrees.
  • a plurality of adjacent branch electrodes in two adjacent liquid crystal alignment regions are arranged symmetrically with respect to the first main electrode or the second main electrode;
  • the plurality of branch electrodes in each liquid crystal alignment area are arranged at equal intervals.
  • the first trunk electrode is parallel to the horizontal direction, and the second trunk electrode is parallel to the vertical direction;
  • the plurality of adjacent branch electrodes in two adjacent liquid crystal alignment regions are arranged symmetrically with respect to the second main electrode;
  • a plurality of the branch electrodes in two adjacent liquid crystal alignment regions are arranged symmetrically with respect to the first main electrode.
  • a plurality of hollowed-out components are provided on the branch electrode of the pixel electrode to reduce the line width of the branch electrode and increase the line spacing between adjacent branch electrodes, so as to improve the liquid crystal efficiency in the liquid crystal display and reduce the display Energy consumption.
  • FIG. 1 is a structural diagram of a pixel electrode of this application.
  • FIG. 3 is a structural diagram of an array substrate of the present application.
  • FIG. 1 is a structural diagram of a pixel electrode of the present application.
  • FIG. 2 is a partial enlarged view of the pixel electrode of the present application.
  • the pixel electrode 10 includes a first stem electrode 101 and a second stem electrode 102 that perpendicularly intersects the first stem electrode 101.
  • the first trunk electrode 101 is parallel to the horizontal direction
  • the second trunk electrode 102 is parallel to the vertical direction.
  • the first stem electrode 101 and the second stem electrode 102 divide the pixel electrode 10 into a plurality of liquid crystal alignment regions 103, and each of the liquid crystal alignment regions 103 has the same size.
  • the first stem electrode 101 and the second stem electrode 102 divide the pixel electrode 10 into four liquid crystal alignment regions 103.
  • Each of the liquid crystal alignment regions 103 is provided with a plurality of branch electrodes 104, and each branch electrode 104 forms an included angle with the first main electrode 101 or the second main electrode 102 at a predetermined angle.
  • the pixel electrode 10 may include a plurality of first stem electrodes 101 and first stem electrodes 101 interlaced horizontally and vertically. According to the number of the first trunk electrode 101 and the second trunk electrode 102, the pixel electrode 10 may include a plurality of the liquid crystal alignment regions 103.
  • the branch electrode 104 may be elongated or other shapes.
  • the angle between the branch electrode 104 and the first trunk electrode 101 or the second trunk electrode 102 may be, but not limited to, 45 degrees.
  • the plurality of branch electrodes 104 in two adjacent liquid crystal alignment regions 103 are arranged symmetrically with respect to the first main electrode 101 or the second main electrode 102.
  • a plurality of the branch electrodes 104 diverge outward with respect to the intersection of the first trunk electrode 101 and the second trunk electrode 102.
  • the plurality of branch electrodes 104 in two adjacent liquid crystal alignment regions 103 are arranged symmetrically with respect to the second main electrode 102.
  • a plurality of the branch electrodes 104 in two adjacent liquid crystal alignment regions 103 are arranged symmetrically with respect to the first main electrode 101.
  • the plurality of branch electrodes 104 in each of the liquid crystal alignment regions 103 are arranged at equal intervals.
  • each of the branch electrodes 104 is provided with a hollowed-out member 105.
  • each of the branch electrodes 104 is provided with a plurality of hollowed-out members 105.
  • the hollowed-out member 105 may be disposed on one side of the branch electrode 104.
  • the hollowed-out member 105 may be disposed on both sides of the branch electrode 104.
  • the branch electrode 104 has a regular shape, the hollowed-out members 105 on both sides of the branch electrode 104 are symmetrical about the center line of the branch electrode 104.
  • the shape of the hollowed-out member 105 is one or a combination of more than one of a rectangular shape, a fan shape, or a triangle shape.
  • the hollowed-out part 105 has a rectangular shape.
  • the material of the pixel electrode 10 may be a transparent material, such as indium tin oxide (ITO).
  • ITO indium tin oxide
  • the average distance between two adjacent branch electrodes 104 increases, and the average line width of each branch electrode 104 decreases.
  • the changes in line width and spacing have improved the efficiency of liquid crystals in liquid crystal displays, while also reducing the energy consumption of the displays.
  • FIG. 3 is a structural diagram of an array substrate of the present application.
  • the array substrate 100 includes a substrate 20, a thin film transistor layer 30 on the substrate 20, and a pixel electrode 10 on the thin film transistor layer 30.
  • the substrate 20 may be a rigid substrate.
  • the material of the rigid substrate may be one of a glass substrate, a quartz substrate, a resin substrate, and the like.
  • the substrate 20 may be a flexible substrate.
  • the flexible material of the flexible substrate is not limited in this application, such as polyimide film.
  • the thin film transistor layer 30 includes an etch barrier layer type, a back channel etch type, or a top gate thin film transistor type structure, which is not specifically limited.
  • the thin film transistor layer of the top gate thin film transistor type may include: a barrier layer, a buffer layer, an active layer, a gate insulating layer, a gate, an inter-insulating layer, a source and drain, and the like.
  • the pixel electrode 10 is electrically connected to the source and drain in the thin film transistor layer 30 through a via 40.
  • the pixel electrode 10 includes a first trunk electrode 101 and a second trunk electrode 102 that perpendicularly intersects the first trunk electrode 101.
  • the first trunk electrode 101 is parallel to the horizontal direction
  • the second trunk electrode 102 is parallel to the vertical direction.
  • the first stem electrode 101 and the second stem electrode 102 divide the pixel electrode 10 into a plurality of liquid crystal alignment regions 103, and each of the liquid crystal alignment regions 103 has the same size.
  • the first stem electrode 101 and the second stem electrode 102 divide the pixel electrode 10 into four liquid crystal alignment regions 103.
  • Each of the liquid crystal alignment regions 103 is provided with a plurality of branch electrodes 104, and each branch electrode 104 forms an included angle with the first main electrode 101 or the second main electrode 102 at a predetermined angle.
  • the pixel electrode 10 may include a plurality of first stem electrodes 101 and first stem electrodes 101 interlaced horizontally and vertically. According to the number of the first trunk electrode 101 and the second trunk electrode 102, the pixel electrode 10 may include a plurality of the liquid crystal alignment regions 103.
  • the branch electrode 104 may be elongated or other shapes.
  • the angle between the branch electrode 104 and the first trunk electrode 101 or the second trunk electrode 102 may be, but not limited to, 45 degrees.
  • the plurality of branch electrodes 104 in two adjacent liquid crystal alignment regions 103 are arranged symmetrically with respect to the first main electrode 101 or the second main electrode 102.
  • a plurality of the branch electrodes 104 diverge outward with respect to the intersection of the first trunk electrode 101 and the second trunk electrode 102.
  • the plurality of branch electrodes 104 in two adjacent liquid crystal alignment regions 103 are arranged symmetrically with respect to the second main electrode 102.
  • a plurality of the branch electrodes 104 in two adjacent liquid crystal alignment regions 103 are arranged symmetrically with respect to the first main electrode 101.
  • the plurality of branch electrodes 104 in each of the liquid crystal alignment regions 103 are arranged at equal intervals.
  • each of the branch electrodes 104 is provided with a hollowed-out member 105.
  • each of the branch electrodes 104 is provided with a plurality of hollowed-out members 105.
  • the hollowed-out member 105 may be disposed on one side of the branch electrode 104.
  • the hollowed-out member 105 may be disposed on both sides of the branch electrode 104.
  • the branch electrode 104 has a regular shape, the hollowed-out members 105 on both sides of the branch electrode 104 are symmetrical about the center line of the branch electrode 104.
  • the shape of the hollowed-out member 105 is one or a combination of more than one of a rectangular shape, a fan shape, or a triangle shape.
  • the hollowed-out part 105 has a rectangular shape.
  • the material of the pixel electrode 10 may be a transparent material, such as indium tin oxide (ITO).
  • ITO indium tin oxide
  • the average distance between two adjacent branch electrodes 104 increases, and the average line width of each branch electrode 104 decreases.
  • the changes in line width and spacing have improved the efficiency of liquid crystals in liquid crystal displays, while also reducing the energy consumption of the displays.
  • the present application also proposes a display panel including the above array substrate.
  • the working principle of the display panel is the same as the above-mentioned array substrate, and will not be repeated here.
  • the present application proposes a pixel electrode, an array substrate, and a display panel.
  • the pixel electrode includes a first main electrode and a second main electrode perpendicular to the first main electrode; the first main electrode and the first Two main electrodes divide the pixel electrode into 4 liquid crystal alignment regions, each of the liquid crystal alignment regions is provided with a plurality of branch electrodes, each of the branch electrodes and the first main electrode or the second main electrode
  • the electrode has an included angle of a preset angle; wherein, each of the branch electrodes is provided with a hollowed-out component.
  • a plurality of hollowed-out parts are provided on the branch electrodes of the pixel electrode to reduce the line width of the branch electrodes and increase the line spacing between adjacent branch electrodes, so as to improve the liquid crystal efficiency in the liquid crystal display and reduce the display Energy consumption.

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  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Liquid Crystal (AREA)
  • Geometry (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)

Abstract

本申请提出了一种像素电极及阵列基板、显示面板，所述像素电极包括第一主干电极和与第二主干电极；第一主干电极和第二主干电极将像素电极分隔为多个液晶配向区，每一液晶配向区内设置有多条分支电极。每一分支电极上设置有挖空部件。

Description

像素电极及阵列基板、显示面板 技术领域
本申请涉及显示领域，特别涉及一种像素电极及阵列基板、显示面板。
 背景技术
液晶显示器(Liquid Crystal Display，LCD)是目前市场上应用最为广泛的显示产品，其生产工艺技术十分成熟，产品良率高，生产成本相对较低，市场接受度高。
目前常规液晶显示器包括阵列基板、彩膜基板及位于阵列基板与彩膜基板之间的液晶层。阵列基板侧设置有像素电极，彩膜基板侧设置有公共电极。液晶显示器通过像素电极与公共电极之间的电压差以驱动液晶偏转，使得液晶显示器显示图像。
在VA模式的液晶显示器中，阵列基板侧的像素电极常设计为鱼骨状，并分割为多个区域以改善视角特性。而像素电极的结构特性为：随着像素电极的线宽和线距的减小，像素的液晶效率提升。但是由于生产制程能力的限制，像素电极难以做到较小的线宽和线距。
因此，目前亟需一种新型的像素电极结构解决上述问题。
 技术问题
本申请提供一种像素电极及阵列基板、显示面板，以解决现有像素电极的线宽和线距较小的技术问题。
 技术解决方案
本申请提出了一种像素电极，其包括第一主干电极和与所述第一主干电极垂直相交的第二主干电极；
所述第一主干电极和所述第二主干电极将所述像素电极分隔为液晶配向区，每一所述液晶配向区内设置有多条分支电极，每一所述分支电极与所述第一主干电极或所述第二主干电极呈预设角度的夹角；
其中，每一所述分支电极上设置有挖空部件。
在本申请的像素电极中，在所述像素电极的俯视图方向，所述挖空部件的形状为矩形、扇形或三角形中的一种或一种以上的组合。
在本申请的像素电极中，所述分支电极为长条状，所述挖空部件设置于所述分支电极的两侧。
在本申请的像素电极中，所述分支电极与所述第一主干电极或所述第二主干电极的夹角为45度。
在本申请的像素电极中，相邻两个所述液晶配向区内所述多条分支电极关于所述第一主干电极或所述第二主干电极呈对称设置；
每一所述液晶配向区内的所述多条分支电极等间隔设置。
在本申请的像素电极中，所述第一主干电极与水平方向平行，所述第二主干电极与竖直方向平行；
在水平方向，相邻两个所述液晶配向区内所述多条分支电极关于所述第二主干电极呈对称设置；
在竖直方向，相邻两个所述液晶配向区内多条所述分支电极关于所述第一主干电极呈对称设置。
本申请还提出了一种阵列基板，其中，包括衬底、位于所述衬底上的薄膜晶体管层、位于所述薄膜晶体管层上的像素电极，所述像素电极包括第一主干电极和与所述第一主干电极垂直相交的第二主干电极；
所述第一主干电极和所述第二主干电极将所述像素电极分隔为4个液晶配向区，每一所述液晶配向区内设置有多条分支电极，每一所述分支电极与所述第一主干电极或所述第二主干电极呈预设角度的夹角；
其中，每一所述分支电极上设置有挖空部件。
在本申请的阵列基板中，在所述像素电极的俯视图方向，所述挖空部件的形状为矩形、扇形或三角形中的一种或一种以上的组合。
在本申请的阵列基板中，所述分支电极为长条状，所述挖空部件设置于所述分支电极的两侧。
在本申请的阵列基板中，所述分支电极与所述第一主干电极或所述第二主干电极的夹角为45度。
在本申请的阵列基板中，相邻两个所述液晶配向区内多条所述分支电极关于所述第一主干电极或所述第二主干电极呈对称设置；
每一所述液晶配向区内的所述多条分支电极等间隔设置。
在本申请的阵列基板中，所述第一主干电极与水平方向平行，所述第二主干电极与竖直方向平行；
在水平方向，相邻两个所述液晶配向区内所述多条分支电极关于所述第二主干电极呈对称设置；
在竖直方向，相邻两个所述液晶配向区内多条所述分支电极关于所述第一主干电极呈对称设置。
本申请还提出了一种显示面板，包括阵列基板，其中，所述所述阵列基板包括衬底、位于所述衬底上的薄膜晶体管层、位于所述薄膜晶体管层上的像素电极，所述像素电极包括第一主干电极和与所述第一主干电极垂直相交的第二主干电极；
所述第一主干电极和所述第二主干电极将所述像素电极分隔为4个液晶配向区，每一所述液晶配向区内设置有多条分支电极，每一所述分支电极与所述第一主干电极或所述第二主干电极呈预设角度的夹角；
其中，每一所述分支电极上设置有挖空部件。
在本申请的显示面板中，在所述像素电极的俯视图方向，所述挖空部件的形状为矩形、扇形或三角形中的一种或一种以上的组合。
在本申请的显示面板中，所述分支电极为长条状，所述挖空部件设置于所述分支电极的两侧。
在本申请的显示面板中，所述分支电极与所述第一主干电极或所述第二主干电极的夹角为45度。
在本申请的显示面板中，相邻两个所述液晶配向区内多条所述分支电极关于所述第一主干电极或所述第二主干电极呈对称设置；
每一所述液晶配向区内的所述多条分支电极等间隔设置。
在本申请的显示面板中，所述第一主干电极与水平方向平行，所述第二主干电极与竖直方向平行；
在水平方向，相邻两个所述液晶配向区内所述多条分支电极关于所述第二主干电极呈对称设置；
在竖直方向，相邻两个所述液晶配向区内多条所述分支电极关于所述第一主干电极呈对称设置。
 有益效果
本申请通过在像素电极的分支电极上设置多个挖空部件，以减小所述分支电极的线宽及增加相邻分支电极之间的线距，以提升液晶显示器中的液晶效率，降低显示器的能耗。
 附图说明
为了更清楚地说明实施例或现有技术中的技术方案，下面将对实施例或现有技术描述中所需要使用的附图作简单介绍，显而易见地，下面描述中的附图仅仅是发明的一些实施例，对于本领域普通技术人员来讲，在不付出创造性劳动的前提下，还可以根据这些附图获得其他的附图。
图1为本申请像素电极的结构图；
图2为本申请像素电极局部放大图；
图3为本申请阵列基板的结构图。
 本发明的实施方式
以下各实施例的说明是参考附加的图示，用以例示本发明可用以实施的特定实施例。本发明所提到的方向用语，例如[上]、[下]、[前]、[后]、[左]、[右]、[内]、[外]、[侧面]等，仅是参考附加图式的方向。因此，使用的方向用语是用以说明及理解本发明，而非用以限制本发明。在图中，结构相似的单元是用以相同标号表示。
请参阅图1，图1为本申请像素电极的结构图。
请参阅图2，图2为本申请像素电极局部放大图。
所述像素电极10包括第一主干电极101和与所述第一主干电极101垂直相交的第二主干电极102。
在一种实施例中，所述第一主干电极101与水平方向平行，所述第二主干电极102与竖直方向平行。
所述第一主干电极101和所述第二主干电极102将所述像素电极10分隔为多个液晶配向区103，每一所述液晶配向区103的大小相等。
在一种实施例中，所述第一主干电极101和所述第二主干电极102将所述像素电极10分隔为4个液晶配向区103。
每一所述液晶配向区103内设置有多条分支电极104，每一所述分支电极104与所述第一主干电极101或所述第二主干电极102呈预设角度的夹角。
在一种实施例中，所述像素电极10可以包括多个横纵交错所述第一主干电极101和与所述第一主干电极101。根据所述第一主干电极101和所述第二主干电极102的数量，所述像素电极10可以包括多个所述液晶配向区103。
在一种实施例中，所述分支电极104可以为长条状或者其他形状。
在一种实施例中，所述分支电极104与所述第一主干电极101或所述第二主干电极102的夹角可以为但不限定于45度。
请参阅图1，相邻两个所述液晶配向区103内所述多条分支电极104关于所述第一主干电极101或所述第二主干电极102呈对称设置。多条所述分支电极104相对于所述第一主干电极101与所述第二主干电极102的交点向外发散。
在水平方向，相邻两个所述液晶配向区103内所述多条分支电极104关于所述第二主干电极102呈对称设置。在竖直方向，相邻两个所述液晶配向区103内多条所述分支电极104关于所述第一主干电极101呈对称设置。
在一种实施例中，每一所述液晶配向区103内的所述多条分支电极104等间隔设置。
请参阅图1，每一所述分支电极104上设置有挖空部件105。
在本申请的像素电极10中，每一所述分支电极104上设置有多个所述挖空部件105。所述挖空部件105可以设置于所述分支电极104的一侧。或者，所述挖空部件105可以设置于所述分支电极104的两侧。当所述分支电极104为规则形状时，位于所述分支电极104两侧的所述挖空部件105以所述分支电极104的中心线对称。
在一种实施例中，在所述像素电极10的俯视图方向，所述挖空部件105的形状为矩形、扇形或三角形中的一种或一种以上的组合。
请参阅图2，所述挖空部件105的形状为矩形。
在一种实施例中，所述像素电极10的材料可以为透明材料，例如氧化铟锡（ITO）。
请参阅图2，由于所述挖空部件105的存在，相邻两个所述分支电极104的平均间距增加，每一所述分支电极104的平均线宽减小。而线宽和间距的改变，提升了液晶显示器中的液晶效率，同时也降低了显示器的能耗。
请参阅图3，图3为本申请阵列基板的结构图。
所述阵列基板100包括衬底20、位于所述衬底20上的薄膜晶体管层30、位于所述薄膜晶体管层30上的像素电极10。
在一种实施例中，所述衬底20可以为刚性基板。所述刚性基板的材料可以为玻璃基板、石英基板、树脂基板等中的一种。
在一种实施例中，所述衬底20可以为柔性基板。所述柔性基板的柔性材料本申请不限制，例如聚酰亚胺薄膜。
所述薄膜晶体管层30包括蚀刻阻挡层型、背沟道蚀刻型或顶栅薄膜晶体管型等结构，具体没有限制。例如顶栅薄膜晶体管型的所述薄膜晶体管层可以包括：阻挡层、缓冲层、有源层、栅绝缘层、栅极、间绝缘层、源漏极等。
所述像素电极10通过过孔40与所述薄膜晶体管层30中的所述源漏极电连接。请参阅图1和图2，所述像素电极10包括第一主干电极101和与所述第一主干电极101垂直相交的第二主干电极102。
在一种实施例中，所述第一主干电极101与水平方向平行，所述第二主干电极102与竖直方向平行。
所述第一主干电极101和所述第二主干电极102将所述像素电极10分隔为多个液晶配向区103，每一所述液晶配向区103的大小相等。
在一种实施例中，所述第一主干电极101和所述第二主干电极102将所述像素电极10分隔为4个液晶配向区103。
每一所述液晶配向区103内设置有多条分支电极104，每一所述分支电极104与所述第一主干电极101或所述第二主干电极102呈预设角度的夹角。
在一种实施例中，所述像素电极10可以包括多个横纵交错所述第一主干电极101和与所述第一主干电极101。根据所述第一主干电极101和所述第二主干电极102的数量，所述像素电极10可以包括多个所述液晶配向区103。
在一种实施例中，所述分支电极104可以为长条状或者其他形状。
在一种实施例中，所述分支电极104与所述第一主干电极101或所述第二主干电极102的夹角可以为但不限定于45度。
请参阅图1，相邻两个所述液晶配向区103内所述多条分支电极104关于所述第一主干电极101或所述第二主干电极102呈对称设置。多条所述分支电极104相对于所述第一主干电极101与所述第二主干电极102的交点向外发散。
在水平方向，相邻两个所述液晶配向区103内所述多条分支电极104关于所述第二主干电极102呈对称设置。在竖直方向，相邻两个所述液晶配向区103内多条所述分支电极104关于所述第一主干电极101呈对称设置。
在一种实施例中，每一所述液晶配向区103内的所述多条分支电极104等间隔设置。
请参阅图1，每一所述分支电极104上设置有挖空部件105。
在本申请的像素电极10中，每一所述分支电极104上设置有多个所述挖空部件105。所述挖空部件105可以设置于所述分支电极104的一侧。或者，所述挖空部件105可以设置于所述分支电极104的两侧。当所述分支电极104为规则形状时，位于所述分支电极104两侧的所述挖空部件105以所述分支电极104的中心线对称。
在一种实施例中，在所述像素电极10的俯视图方向，所述挖空部件105的形状为矩形、扇形或三角形中的一种或一种以上的组合。
请参阅图2，所述挖空部件105的形状为矩形。
在一种实施例中，所述像素电极10的材料可以为透明材料，例如氧化铟锡（ITO）。
请参阅图2，由于所述挖空部件105的存在，相邻两个所述分支电极104的平均间距增加，每一所述分支电极104的平均线宽减小。而线宽和间距的改变，提升了液晶显示器中的液晶效率，同时也降低了显示器的能耗。
本申请还提出了一种显示面板，所述显示面板包括上述阵列基板。所述显示面板的工作原理与上述阵列基板相同，此处不再赘述。
本申请提出了一种像素电极及阵列基板、显示面板，所述像素电极包括第一主干电极和与所述第一主干电极垂直相交的第二主干电极；所述第一主干电极和所述第二主干电极将所述像素电极分隔为4个液晶配向区，每一所述液晶配向区内设置有多条分支电极，每一所述分支电极与所述第一主干电极或所述第二主干电极呈预设角度的夹角；其中，每一所述分支电极上设置有挖空部件。本申请通过在像素电极的分支电极上设置多个挖空部件，以减小所述分支电极的线宽及增加相邻分支电极之间的线距，以提升液晶显示器中的液晶效率，降低显示器的能耗。
综上所述，虽然本发明已以优选实施例揭露如上，但上述优选实施例并非用以限制本发明，本领域的普通技术人员，在不脱离本发明的精神和范围内，均可作各种更动与润饰，因此本发明的保护范围以权利要求界定的范围为准。

Claims (18)

  1. 一种像素电极，其中，包括第一主干电极和与所述第一主干电极垂直相交的第二主干电极；
    所述第一主干电极和所述第二主干电极将所述像素电极分隔为液晶配向区，每一所述液晶配向区内设置有多条分支电极，每一所述分支电极与所述第一主干电极或所述第二主干电极呈预设角度的夹角；
    其中，每一所述分支电极上设置有挖空部件。
  2. 根据权利要求1所述的像素电极，其中，在所述像素电极的俯视图方向，所述挖空部件的形状为矩形、扇形或三角形中的一种或一种以上的组合。
  3. 根据权利要求1所述的像素电极，其中，所述分支电极为长条状，所述挖空部件设置于所述分支电极的两侧。
  4. 根据权利要求1所述的像素电极，其中，所述分支电极与所述第一主干电极或所述第二主干电极的夹角为45度。
  5. 根据权利要求1所述的像素电极，其中，相邻两个所述液晶配向区内多条所述分支电极关于所述第一主干电极或所述第二主干电极呈对称设置；
    每一所述液晶配向区内的所述多条分支电极等间隔设置。
  6. 根据权利要求1所述的像素电极，其中，所述第一主干电极与水平方向平行，所述第二主干电极与竖直方向平行；
    在水平方向，相邻两个所述液晶配向区内所述多条分支电极关于所述第二主干电极呈对称设置；
    在竖直方向，相邻两个所述液晶配向区内多条所述分支电极关于所述第一主干电极呈对称设置。
  7. 一种阵列基板，其中，包括衬底、位于所述衬底上的薄膜晶体管层、位于所述薄膜晶体管层上的像素电极，所述像素电极包括第一主干电极和与所述第一主干电极垂直相交的第二主干电极；
    所述第一主干电极和所述第二主干电极将所述像素电极分隔为4个液晶配向区，每一所述液晶配向区内设置有多条分支电极，每一所述分支电极与所述第一主干电极或所述第二主干电极呈预设角度的夹角；
    其中，每一所述分支电极上设置有挖空部件。
  8. 根据权利要求7所述的阵列基板，其中，在所述像素电极的俯视图方向，所述挖空部件的形状为矩形、扇形或三角形中的一种或一种以上的组合。
  9. 根据权利要求7所述的阵列基板，其中，所述分支电极为长条状，所述挖空部件设置于所述分支电极的两侧。
  10. 根据权利要求7所述的阵列基板，其中，所述分支电极与所述第一主干电极或所述第二主干电极的夹角为45度。
  11. 根据权利要求7所述的阵列基板，其中，相邻两个所述液晶配向区内多条所述分支电极关于所述第一主干电极或所述第二主干电极呈对称设置；
    每一所述液晶配向区内的所述多条分支电极等间隔设置。
  12. 根据权利要求7所述的阵列基板，其中，所述第一主干电极与水平方向平行，所述第二主干电极与竖直方向平行；
    在水平方向，相邻两个所述液晶配向区内所述多条分支电极关于所述第二主干电极呈对称设置；
    在竖直方向，相邻两个所述液晶配向区内多条所述分支电极关于所述第一主干电极呈对称设置。
  13. 一种显示面板，包括阵列基板，其中，所述所述阵列基板包括衬底、位于所述衬底上的薄膜晶体管层、位于所述薄膜晶体管层上的像素电极，所述像素电极包括第一主干电极和与所述第一主干电极垂直相交的第二主干电极；
    所述第一主干电极和所述第二主干电极将所述像素电极分隔为4个液晶配向区，每一所述液晶配向区内设置有多条分支电极，每一所述分支电极与所述第一主干电极或所述第二主干电极呈预设角度的夹角；
    其中，每一所述分支电极上设置有挖空部件。
  14. 根据权利要求13所述的显示面板，其中，在所述像素电极的俯视图方向，所述挖空部件的形状为矩形、扇形或三角形中的一种或一种以上的组合。
  15. 根据权利要求13所述的显示面板，其中，所述分支电极为长条状，所述挖空部件设置于所述分支电极的两侧。
  16. 根据权利要求13所述的显示面板，其中，所述分支电极与所述第一主干电极或所述第二主干电极的夹角为45度。
  17. 根据权利要求13所述的显示面板，其中，相邻两个所述液晶配向区内多条所述分支电极关于所述第一主干电极或所述第二主干电极呈对称设置；
    每一所述液晶配向区内的所述多条分支电极等间隔设置。
  18. 根据权利要求13所述的显示面板，其中，所述第一主干电极与水平方向平行，所述第二主干电极与竖直方向平行；
    在水平方向，相邻两个所述液晶配向区内所述多条分支电极关于所述第二主干电极呈对称设置；
    在竖直方向，相邻两个所述液晶配向区内多条所述分支电极关于所述第一主干电极呈对称设置。
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CN104238208A (zh) * 2014-08-27 2014-12-24 京东方科技集团股份有限公司 阵列基板及显示装置
CN109375434A (zh) * 2018-12-15 2019-02-22 深圳市华星光电半导体显示技术有限公司 像素电极及阵列基板

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