WO2013004052A1 - 像素电极结构 - Google Patents

像素电极结构 Download PDF

Info

Publication number
WO2013004052A1
WO2013004052A1 PCT/CN2011/079920 CN2011079920W WO2013004052A1 WO 2013004052 A1 WO2013004052 A1 WO 2013004052A1 CN 2011079920 W CN2011079920 W CN 2011079920W WO 2013004052 A1 WO2013004052 A1 WO 2013004052A1
Authority
WO
WIPO (PCT)
Prior art keywords
branch
trunk
pixel electrode
branches
horizontal
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/CN2011/079920
Other languages
English (en)
French (fr)
Inventor
康志聪
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
TCL China Star Optoelectronics Technology Co Ltd
Original Assignee
Shenzhen China Star Optoelectronics Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Shenzhen China Star Optoelectronics Technology Co Ltd filed Critical Shenzhen China Star Optoelectronics Technology Co Ltd
Priority to US13/379,381 priority Critical patent/US20130010248A1/en
Priority to DE112011105415.7T priority patent/DE112011105415B4/de
Publication of WO2013004052A1 publication Critical patent/WO2013004052A1/zh
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • G02F1/134336—Matrix
    • 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
    • G02F1/137—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 characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering
    • G02F1/139—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 characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering based on orientation effects in which the liquid crystal remains transparent
    • G02F1/1393—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 characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering based on orientation effects in which the liquid crystal remains transparent the birefringence of the liquid crystal being electrically controlled, e.g. ECB-, DAP-, HAN-, PI-LC cells
    • 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
    • G02F1/137—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 characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering
    • G02F1/13775—Polymer-stabilized liquid crystal layers

Definitions

  • the present invention relates to the field of liquid crystal display technologies, and in particular, to a pixel electrode structure of a liquid crystal display. Background technique
  • Liquid crystal display is one of the most widely used flat panel displays.
  • the LCD includes a pair of panels provided with field generating electrodes such as pixel electrodes and common electrodes, and liquid crystals disposed between the two panels (LC, Liquid). Crystal) layer.
  • field generating electrodes such as pixel electrodes and common electrodes
  • liquid crystals disposed between the two panels (LC, Liquid). Crystal) layer.
  • the electric field determines the orientation of the LC molecules in the liquid crystal layer, thereby adjusting the polarization of light incident on the liquid crystal layer, causing the LCD to display an image.
  • PSVA Polymer Stabilized Vertical Alignment
  • FIG. 1 is a schematic diagram showing the design of a pixel electrode commonly used in a general PSVA mode liquid crystal display.
  • the pixel (pixel) electrode of the usual PSVA mode LCD shown in Fig. 1 is designed as a "meter" type, including a strip-shaped vertical trunk and a strip-shaped horizontal trunk, which are collectively referred to as a trunk ( Main-pixel ), where the vertical trunk and the horizontal trunk center intersect perpendicularly, the so-called center perpendicular intersection, that is, the vertical trunk and the horizontal trunk are perpendicular to each other, and the vertical trunk and the horizontal trunk divide the entire pixel electrode area into four regions equally.
  • each pixel electrode region is ⁇ 45 from the vertical stem or horizontal stem. , ⁇ 135.
  • Angle strip slit
  • the tiling composition, that is, the strip branches are located on the same plane as the vertical trunk and the horizontal trunk, thus forming the pixel electrode structure of the "m" shape which is mirror-symmetrical to the top and bottom and the left and right respectively as shown in FIG.
  • the pixel electrode structure of the "meter" type provided by the prior art has a certain visual chromatic aberration or visual color shift due to the same angle between the strip branches in the branch portion and the horizontal trunk and the vertical trunk. The penetration rate is reduced.
  • the invention provides a pixel electrode structure, which can effectively solve the technical problem in the prior art that the image color deviation and the transmittance decrease due to the same angle between the strip branches in the branch portion and the horizontal trunk and the vertical trunk.
  • the pixel electrode structure provided by the present invention includes:
  • a trunk portion composed of a horizontal trunk intersecting the center vertically and a pixel portion of the vertical trunk
  • a branching portion which is composed of four partial pixel electrode regions which are equally divided by the horizontal trunk and the vertical trunk center;
  • Each of the partial pixel electrode regions in the branch portion has a plurality of bent linear branches, each of the bent branches is composed of a plurality of segments, and two adjacent branches and two horizontal branches form a clip with the horizontal stem. The angles of the corners are different; each of the bent branches is separated by a gap.
  • the angle between the branch of the each of the bent branches that is closest to the center point at which the horizontal trunk and the vertical trunk intersect perpendicularly to the farthest branch forms an angle with the horizontal trunk from small to large Incremental, the angle is increased from 0° to 90°.
  • the angle between the branch of the each of the bent branches that is closest to the center point at which the horizontal trunk and the vertical trunk intersect perpendicularly, and the angle between the farthest branch and the horizontal trunk are from large to small. Decrement, the angle is decremented from 90° to 0°.
  • the number of the plurality of branches in each of the bent branches is infinite, and each of the bent branches is a smooth arc branch.
  • the angle of the angle formed by the closest branch to the farthest branch of each of the meandering branches from the center point at which the horizontal trunk and the vertical trunk intersect perpendicularly intersects with the angle formed by the horizontal stem.
  • the number of the plurality of branches in each of the bent branches is infinite, and each of the bent branches is a smooth undulating branch.
  • the mode of the liquid crystal display panel to which the pixel electrode structure is applied is a polymer stabilized vertical alignment mode or a pattern vertical alignment mode.
  • the pixel electrode structure in the present application is specially designed, specifically, to break the conventional shape of the shape of each strip branch in the branch portion of the pixel electrode structure and the angle formed between the horizontal stem and the branch portion
  • the branches are designed to be bent or even smooth or smooth, and the angle between each of the bent branches and the horizontal trunk is no longer just ⁇ 45° and ⁇ 135. . Since each of the bent branches is composed of a plurality of segments, and the angle of the angle between each branch and the horizontal trunk is different, the pixel electrode structure of the present invention can effectively prevent the problem of a decrease in the transmittance and a visual chromatic aberration.
  • FIG. 1 is a schematic diagram of a design of a pixel electrode commonly used in a general PAVA mode liquid crystal display
  • FIG. 2 is a schematic structural view of a first embodiment of a pixel electrode structure of the present invention
  • FIG. 3 is a schematic structural view of a second embodiment of a pixel electrode structure of the present invention.
  • FIG. 4 is a schematic structural view of a third embodiment of a pixel electrode structure of the present invention.
  • FIG. 5 is a schematic structural view of a fourth embodiment of a pixel electrode structure of the present invention.
  • FIG. 6 is a schematic structural view of a fifth embodiment of a pixel electrode structure of the present invention.
  • FIG. 7 is a schematic structural view of a sixth embodiment of a pixel electrode structure of the present invention.
  • Fig. 8 is a schematic structural view showing a seventh embodiment of the pixel electrode structure of the present invention. detailed description
  • the present invention provides a novel pixel electrode structure for the existing pixel electrode structure with low transmittance and lack of visual chromatic aberration, which can effectively overcome the defect.
  • the present invention is based on the improvement of the pixel electrode structure of the existing "m"-shaped structure, the core of which is to break the shape of the respective strip branches in the branch portion of the pixel electrode structure and the horizontal stem. Forming the angle of the routine, and designing the branches in the branch to be bent or even It is smooth arc or smooth wavy, and the angle between each bent branch and the horizontal trunk is no longer just
  • the pixel electrode structure provided by the embodiment of the present invention includes:
  • a trunk portion composed of a horizontal trunk intersecting the center vertically and a pixel portion of the vertical trunk
  • a branching portion which is composed of four partial pixel electrode regions which are equally divided by the horizontal trunk and the vertical trunk center;
  • Each of the partial pixel electrode regions in the branch portion has a plurality of bent linear branches, each of the bent branches is composed of a plurality of segments, and two adjacent branches and two horizontal branches form a clip with the horizontal stem. The angles of the corners are different; each of the bent branches is separated by a gap.
  • each of the bent branches of the branch portion is specifically composed of a plurality of segments, and the angle between each branch and the horizontal trunk is different. Therefore, the pixel electrode structure of the present invention can be effectively used. Prevents the problem of reduced penetration and visual chromatic aberration.
  • FIG. 2 is a schematic structural view of a first embodiment of a pixel electrode structure of the present invention.
  • the pixel electrode structure provided in this embodiment includes a trunk portion and a branch portion.
  • the trunk portion is composed of a horizontal trunk 1 and a vertical trunk 2, and the horizontal trunk 1 vertically intersects the center of the vertical trunk 2 to form a "ten".
  • Word, the "ten" word structure divides the pixel electrode structure into four pixel electrode regions, collectively referred to as a branch portion, each branch portion including a plurality of bent branches 3, each of which is bent
  • the branches 3 are all connected to the trunk, and each of the bent branches 3 is separated by a gap.
  • each of the bent branches 3 has a two-angle branch design, that is, two branches, each of which forms a different angle from the horizontal trunk 1, and of course the angle formed by the vertical trunk 2 different.
  • the bent branch 3 in the branch portion is composed of two branches A and B, and the angle formed by the A segment branch and the horizontal trunk 1 is different from the angle formed by the B segment branch, and the A segment branch and the horizontal
  • the angle formed by the trunk 1 is smaller than the angle formed by the B-branch branch and the horizontal trunk 1, so that the bent-shaped branch 3 as a whole is bent.
  • FIG. 3 is a schematic structural view of a second embodiment of a pixel electrode structure of the present invention.
  • each of the bent branches has two angles of branch design, as shown in the figure, the bent branch 3 in the branch is composed of two branches A and B, and the A branch and the horizontal
  • the angle formed by the trunk 1 is different from the angle formed by the branch of the B segment, and the angle formed by the branch of the A segment and the horizontal trunk 1 It is larger than the angle formed by the B-branch branch and the horizontal trunk 1, so that the bent-shaped branch 3 as a whole is bent.
  • each of the bent branches 3 of the branch portion is composed of two branches, and each of the branches forms an angle different from that of the horizontal trunk 1.
  • each of the bent branches 3 of the branch portion can also be formed by more segments of branches, see the following embodiment.
  • FIG. 4 is a schematic structural view of a third embodiment of a pixel electrode structure according to the present invention.
  • a segment of each of the bent branches 3 that is closest to the center point where the horizontal trunk 1 and the vertical trunk 2 intersect perpendicularly to the farthest branch and level The angle formed by the trunk 1 can be increased from small to large.
  • the pixel electrode structure shown in FIG. 4 includes a trunk portion and a branch portion.
  • the trunk portion is composed of a horizontal trunk 1 and a vertical trunk 2, and the horizontal trunk 1 vertically intersects with the center of the vertical trunk 2 to form a "ten "Word, the "ten" word structure divides the pixel electrode structure into four pixel electrode regions, which are collectively referred to as branch portions, and each branch portion includes a plurality of bent branches 3, each of which is bent The branches 3 are all connected to the trunk, and each of the bent branches 3 is separated by a gap.
  • each of the bent branches 3 has a plurality of angular branch designs, that is, a plurality of segments, each of which forms a different angle from the horizontal trunk 1, and of course has a different angle from the vertical trunk 2.
  • the bent branch 3 in the branch portion is composed of a plurality of branches of eight, B, C, D, E, and the angles formed by the branches A, B, C, D, and E and the horizontal trunk 1 are not
  • the angle between the branch A to the farthest branch E and the horizontal trunk 1 which are closest to the center point where the horizontal trunk 1 and the vertical trunk 2 intersect perpendicularly is increased from small to large.
  • the angle range can be increased from greater than 0° (excluding 0°) to less than 90° (excluding 90.).
  • each branch segment with the horizontal trunk 1 may be increased from 35° to 55°.
  • the angle between the A segment branch and the horizontal trunk 1 is 35°
  • the B segment branch is formed with the horizontal trunk 1
  • the angle is 40°
  • the angle between the C segment and the horizontal trunk 1 is 45°
  • the angle between the D segment and the horizontal trunk 1 is 50°
  • the angle between the E segment and the horizontal trunk 1 is 55°.
  • FIG. 5 is a schematic structural view of a fourth embodiment of a pixel electrode structure according to the present invention.
  • the bent branch 3 in the branch portion is composed of a plurality of branches such as B, C, D, and E, and the angles formed by the branches A, B, C, D, and E and the horizontal trunk 1 are not Similarly, specifically, the angle between the branch A to the farthest branch E and the horizontal trunk 1 which is closest to the center point where the horizontal trunk 1 and the vertical trunk 2 intersect perpendicularly is decreasing from large to small.
  • the angle range can be reduced from less than 90° (excluding 90°) to greater than 0° (excluding 0°).
  • each branch segment with the horizontal trunk 1 may be reduced from 55° to 35°.
  • the angle between the A segment branch and the horizontal trunk 1 is 55°
  • the B segment branch is formed with the horizontal trunk 1
  • the angle is 50°
  • the angle between the C segment branch and the horizontal trunk 1 is 45°
  • the D segment branch forms an angle of 40° with the horizontal trunk 1
  • the E segment branch forms an angle of 35° with the horizontal trunk 1 .
  • FIG. 6 is a schematic structural view of a fifth embodiment of a pixel electrode structure of the present invention.
  • the number of the plurality of branches in each of the bent branches 3 of the branch portion is infinite, and the horizontal trunk 1 and the vertical in each of the bent branches 3
  • the angle formed by the most recent branch of the trunk 2 perpendicularly intersecting the branch to the farthest branch and the horizontal trunk 1 may be reduced from large to small, so that each of the bent branches 3 is smoothly curved. Branch.
  • the bent branch 3 in the branch portion is a smooth arc branch, which breaks the design in which the branch in the existing design is a linear branch, and the smooth arc branch is separated from the horizontal trunk 1 and vertical.
  • the tangent line from the nearest point to the farthest point of the center point of the main axis 2 perpendicularly intersects with the horizontal trunk 1 to show a trend from large to small.
  • FIG. 7 is a schematic structural view of a sixth embodiment of a pixel electrode structure of the present invention.
  • the number of the plurality of branches in each of the bent branches 3 of the branch portion is infinite, and the horizontal trunk 1 and the vertical in each of the bent branches 3
  • the angle formed by the most recent branch of the trunk 2 perpendicularly intersecting the branch to the farthest branch and the horizontal trunk 1 may be increased from small to large, so that each of the bent branches 3 is smoothly curved. Branch.
  • the bent branch 3 in the branch portion is a smooth arc branch, which breaks the design in which the branch in the existing design is a linear branch, and the smooth arc branch is separated from the horizontal trunk 1 and vertical.
  • the tangent line from the nearest point to the farthest point of the center point of the main intersection of the main center 2 forms a tendency to form a small to large angle with the horizontal trunk 1.
  • FIG. 8 is a schematic structural diagram of a seventh embodiment of a pixel electrode structure according to the present invention.
  • the pixel electrode structure in this embodiment the branch from the center point of each of the bent branches 3 in the branch portion that is perpendicular to the horizontal intersection of the horizontal trunk 1 and the vertical trunk 2 to the farthest branch and the horizontal trunk The angle formed by the angle of 1 is staggered.
  • the bent branch 3 in the branch portion is composed of a plurality of branches of A, B, C, D, E, and the angles formed by the branches A, B, C, D, and E and the horizontal trunk 1 are different, specifically,
  • the angle formed by the angle between the branch A to the farthest branch E and the horizontal trunk 1 of the branch line A of the horizontal trunk 1 and the vertical trunk 2 perpendicularly intersecting is not staggered from large to small. It is not increasing from small to large.
  • the angle formed by the A segment branch and the horizontal trunk 1 is 45°
  • the angle between the B segment branch and the horizontal trunk 1 is 55°
  • the angle between the C segment branch and the horizontal trunk 1 is 45°
  • the D segment branches is 55°
  • the angle formed with the horizontal trunk 1 is 55°
  • the angle of the branch of the raft is formed at an angle of 45° with the horizontal trunk 1.
  • each of the bent branches 3 is a smooth wavy branch (not shown).
  • the pixel electrode of the present invention can be applied to a Polymer Stabilization Vertical-Alignment (PSVA) liquid crystal display panel or a Pattern Vertical Alignment (PVA) liquid crystal display panel.
  • PSVA Polymer Stabilization Vertical-Alignment
  • PVA Pattern Vertical Alignment
  • the material of the pixel electrode in the pixel electrode structure is indium tin oxide or indium zinc oxide or amorphous indium tin oxide.
  • the pixel electrode structure in the present application is specially designed, specifically, to break the conventional shape of the shape of each strip branch in the branch portion of the pixel electrode structure and the angle formed between the horizontal stem and the branch portion
  • the branches are designed to be bent or even smooth or smooth, and the angle between each of the bent branches and the horizontal trunk is no longer just ⁇ 45° and ⁇ 135. . Since each of the bent branches is specifically composed of a plurality of segments, and the angle of the angle between each branch and the horizontal trunk is different, the pixel electrode structure of the present invention can effectively prevent the transmittance from decreasing, and the pixel electrode structure of the present invention is applied.
  • the liquid crystal display panel has a high transmittance, which can effectively prevent the problem of a decrease in the transmittance and a visual chromatic aberration.

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Mathematical Physics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Geometry (AREA)
  • Liquid Crystal (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)

Abstract

一种像素电极结构，包括：主干部，由中心垂直相交的水平主干（1）和竖直主干（2）两部分像素电极区域组成；分支部，由所述水平主干（1）与所述竖直主干（2）中心垂直相交所均分而成的四部分像素电极区域组成。在所述分支部中的每部分像素电极区域中分别具有多个弯折线状分支（3），每个弯折状分支由多段分支（A，B， C，D，E）组成，且两两相邻的两段分支与所述水平主干（1）形成的夹角的角度不同；所述每个弯折状分支（3）之间间隔有缝隙。该像素电极结构可以有效的解决现有技术中因分支部中的条状分支与水平主干和竖直主干的夹角相同导致视觉色偏，穿透率下降的技术问题。

Description

像素电极结构 本申请要求于 2011年 7月 7日提交中国专利局、申请号为 201110189624.9、 发明名称为 "像素电极结构" 的中国专利申请的优先权， 其全部内容通过引用 结合在本申请中。 技术领域
本发明涉及一种液晶显示技术领域， 尤其涉及一种液晶显示器的像素电极 结构。 背景技术
液晶显示器（LCD, Liquid Crystal Display )是最广泛使用的平板显示器之 一， LCD 包括设置有场发生电极诸如像素电极和公共电极的一对面板以及设置 在两个面板之间的液晶 （LC, Liquid Crystal )层。 当电压被施加到场发生电极 从而在 LC层中产生电场， 该电场决定了液晶层中的 LC分子的取向， 从而调整 入射到液晶层的光的偏振， 使 LCD显示图像。
目前业界发展出一种称为高分子安定化垂直配向 （Polymer Stabilized Vertical Alignment, PSVA )的技术， 该技术是在液晶材料中掺入适当浓度的单体 化合物（monomer )并且震荡均匀。 接着， 将混合后的液晶材料置于加热器上加 温到达等向性（Isotropy )状态。 当液晶混合物降至室温时， 液晶混合物会回到 向列型 （ nematic )状态。 然后， 将液晶混合物注入至液晶盒并施与电压。 当施 加电压使液晶分子排列稳定时， 则使用紫外光或加热的方式让单体化合物进行 聚合反应以成聚合物层， 由此达到稳定配向的目的。
图 1所示的是一般 PSVA模式液晶显示器常用的像素电极的设计示意图。 如图 1所示通常的 PSVA模式 LCD的像素 （pixel ) 电极设计为 "米" 字型， 包 含条状的竖直主干和条状的水平主干， 该竖直主干和水平主干统称为主干部 ( main-pixel ), 其中竖直主干和水平主干中心垂直相交， 所谓的中心垂直相交， 即指竖直主干和水平主干相互垂直， 该竖直主干和水平主干将整个像素电极面 积平均分成 4个区域（sub-pixel ), 该 4个像素电极区域称为分支部； 每个像素 电极区域都由与竖直主干或水平主干呈 ± 45。 ， ± 135。 角度的条状分支（slit ) 平铺组成， 也即各条状分支与竖直主干和水平主干位于同一平面上， 如此形成 图 1所示的关于上下和左右分别镜像对称的 "米" 字型的像素电极结构。
现有技术提供的这种 "米" 字型的像素电极结构， 因分支部中的条状分支 与水平主干和竖直主干的夹角相同， 会存在一定的视觉色差或视觉色偏， 其面 板穿透率下降。 发明内容
本发明提供一种像素电极结构， 可以有效的解决现有技术中因分支部中的 条状分支与水平主干和竖直主干的夹角相同导致视觉色偏， 穿透率下降的技术 问题。
为了解决上述技术问题， 本发明提供的像素电极结构， 包括：
主干部， 其由中心垂直相交的水平主干和竖直主干两部分像素电极区域组 成；
分支部， 其由所述水平主干与所述竖直主干中心垂直相交所均分而成的四 部分像素电极区域组成；
在所述分支部中的每部分像素电极区域中分别具有多个弯折线状分支， 每 个弯折状分支由多段分支组成， 且两两相邻的两段分支与所述水平主干形成的 夹角的角度不同； 所述每个弯折状分支之间间隔有缝隙。
优选的， 所述每个弯折状分支中的离所述水平主干和竖直主干垂直相交的 中心点最近的一段分支至最远的一段分支与水平主干形成的夹角的角度由小到 大递增， 角度从 0° 递增至 90° 。
优选的， 所述每个弯折状分支中的离所述水平主干和竖直主干垂直相交的 中心点最近的一段分支至最远的一段分支与水平主干形成的夹角的角度由大到 小递减， 角度从 90° 递减至 0° 。
优选的， 所述每个弯折状分支中的多段分支的数量为无限多， 所述每个弯 折状分支为平滑弧状分支。
优选的， 每个弯折状分支中的离所述水平主干和竖直主干垂直相交的中心 点最近的一段分支至最远的一段分支与水平主干形成的夹角的角度大小交错。
优选的， 所述每个弯折状分支中的多段分支的数量为无限多， 所述每个弯 折状分支为平滑波浪状分支。 优选的， 所述像素电极结构应用的液晶显示面板的模式为高分子安定化垂 直配向模式或图案垂直排列模式。
实施本发明的实施例， 具有如下有益效果：
本申请中的像素电极结构是经过特殊设计的， 具体的， 打破以前对像素电 极结构中分支部中各个条状分支的形状和与水平主干之间形成的角度的常规， 而将分支部中各个分支设计成弯折状甚至是平滑弧状或平滑波浪状， 并且各个 弯折状分支与水平主干的夹角不再仅仅是 ± 45° 和 ± 135。 。 因为各个弯折状分 支具体由多段分支组成， 每段分支与水平主干的夹角的角度不同， 因此应用本 发明的像素电极结构， 可以有效防止穿透率下降， 视觉色差的问题。 附图说明 例或现有技术描述中所需要使用的附图作筒单地介绍， 显而易见地， 下面描述 中的附图仅仅是本发明的一些实施例， 对于本领域普通技术人员来讲， 在不付 出创造性劳动性的前提下， 还可以根据这些附图获得其他的附图。
图 1是一般 PAVA模式液晶显示器常用的像素电极的设计示意图； 图 2是本发明像素电极结构的第一实施例的结构示意图；
图 3是本发明像素电极结构的第二实施例的结构示意图；
图 4是本发明像素电极结构的第三实施例的结构示意图；
图 5是本发明像素电极结构的第四实施例的结构示意图；
图 6是本发明像素电极结构的第五实施例的结构示意图；
图 7是本发明像素电极结构的第六实施例的结构示意图；
图 8是本发明像素电极结构的第七实施例的结构示意图。 具体实施方式
本发明针对现有的像素电极结构存在的穿透率低， 存在视觉色差的缺陷， 提供了一种新型的像素电极结构， 可以有效的克服该缺陷。
首先说明的是， 本发明是基于现有的 "米" 字形结构的像素电极结构所作 的改进， 其核心是打破以前对像素电极结构中分支部中各个条状分支的形状和 与水平主干之间形成的角度的常规， 而将分支部中各个分支设计成弯折状甚至 是平滑弧状或平滑波浪状， 并且各个弯折状分支与水平主干的夹角不再仅仅是
± 45。 和 ± 135。 。
具体地， 本发明实施例提供的像素电极结构， 包括：
主干部， 其由中心垂直相交的水平主干和竖直主干两部分像素电极区域组 成；
分支部， 其由所述水平主干与所述竖直主干中心垂直相交所均分而成的四 部分像素电极区域组成；
在所述分支部中的每部分像素电极区域中分别具有多个弯折线状分支， 每 个弯折状分支由多段分支组成， 且两两相邻的两段分支与所述水平主干形成的 夹角的角度不同； 所述每个弯折状分支之间间隔有缝隙。
因为本发明实施例提供的像素电极结构， 其分支部的各个弯折状分支具体 由多段分支组成， 每段分支与水平主干的夹角的角度不同， 因此应用本发明的 像素电极结构， 可以有效防止穿透率下降， 视觉色差的问题。
下面将结合附图详细说明本发明实施例的实现过程。
参见图 2, 图 2为本发明像素电极结构的第一实施例的结构示意图。
本实施例提供的像素电极结构， 包括主干部和分支部两部分， 主干部又由 水平主干 1和竖直主干 2组成， 该水平主干 1与竖直主干 2中心垂直相交， 形 成一个 "十" 字， 该 "十" 字结构将像素电极结构分成四个像素电极区域， 该 四个像素电极区域统称为分支部， 每一个分支部包括多个弯折状的分支 3,每个 弯折状的分支 3均与主干部连接， 每个弯折状的分支 3之间间隔有空隙。
本实施例中， 每个弯折状的分支 3有两种角度的分支设计， 即由两段分支 组成， 每段分支与水平主干 1形成的角度不同， 当然跟竖直主干 2形成的角度 也不同。 具体如图所示， 分支部中的弯折状的分支 3由 A和 B两段分支组成， A段分支与水平主干 1形成的角度与 B段分支形成的角度不同， 并且 A段分支 与水平主干 1形成的角度小于 B段分支与水平主干 1形成的角度， 因此使得该 弯折状的分支 3整体呈现弯折状。
参见图 3, 图 3为本发明像素电极结构的第二实施例的结构示意图。
本实施例中， 每个弯折状的分支有两种角度的分支设计， 具体如图所示， 分支部中的弯折状的分支 3由 A和 B两段分支组成， A段分支与水平主干 1形 成的角度与 B段分支形成的角度不同， 并且 A段分支与水平主干 1形成的角度 大于 B段分支与水平主干 1形成的角度， 因此使得该弯折状的分支 3整体呈现 弯折状。
实施例一和实施例二提供的像素电极结构，其分支部的各个弯折状的分支 3 由两段分支组成， 每段分支与水平主干 1 形成的角度不同。 当然， 根据本发明 的原理， 分支部的每个弯折状的分支 3还可以由更多段的分支构成， 参见以下 实施例。
参见图 4, 图 4为本发明像素电极结构的第三实施例的结构示意图。
在本发明实施例提供的像素电极结构， 其每个弯折状的分支 3 中的离所述 水平主干 1和竖直主干 2垂直相交的中心点最近的一段分支至最远的一段分支 与水平主干 1形成的夹角的角度可以是由小到大递增的。
具体如图 4所示的像素电极结构包括主干部和分支部两部分， 主干部又由 水平主干 1和竖直主干 2组成， 该水平主干 1与竖直主干 2中心垂直相交， 形 成一个 "十" 字， 该 "十" 字结构将像素电极结构分成四个像素电极区域， 该 四个像素电极区域统称为分支部， 每一个分支部包括多个弯折状的分支 3, 每个 弯折状的分支 3均与主干部连接， 每个弯折状的分支 3之间间隔有空隙。
本实施例中， 每个弯折状的分支 3有多种角度的分支设计， 即由多段分支 组成， 每段分支与水平主干 1形成的角度不同， 当然跟竖直主干 2形成的角度 也不同。 具体如图所示， 分支部中弯折状的分支 3由八、 B、 C、 D、 E等多段分 支组成， A、 B、 C、 D、 E段分支与水平主干 1形成的角度各不相同， 具体地， 离所述水平主干 1和竖直主干 2垂直相交的中心点最近的一段分支 A至最远的 一段分支 E与水平主干 1形成的夹角的角度是由小到大递增的， 其角度范围可 以是从大于 0° (不包括 0° )递增到小于 90° (不包括 90。 ）。
优选的实施例中， 各个分支段与水平主干 1形成的角度可以由 35° 递增到 55° , 例如， A段分支与水平主干 1形成的角度为 35° , B段分支与水平主干 1形成的角度为 40° , C段分支与水平主干 1形成的角度为 45° , D段分支与 水平主干 1形成的角度为 50° , E段分支与水平主干 1形成的角度为 55° 。
参见图 5, 图 5为本发明像素电极结构的第四实施例的结构示意图。
在本发明实施例提供的像素电极结构， 其每个弯折状的分支 3 中的离所述 水平主干 1和竖直主干 2垂直相交的中心点最近的一段分支至最远的一段分支 与水平主干 1形成的夹角的角度可以是由大到小递减的。 具体如图所示， 分支部中的弯折状的分支 3由 、 B、 C、 D、 E等多段分支 组成， A、 B、 C、 D、 E段分支与水平主干 1形成的角度各不相同， 具体地， 离 所述水平主干 1和竖直主干 2垂直相交的中心点最近的一段分支 A至最远的一 段分支 E与水平主干 1形成的夹角的角度是由大到小递减的， 其角度范围可以 是从小于 90° (不包括 90° )递减到大于 0° (不包括 0° )。
优选的实施例中， 各个分支段与水平主干 1形成的角度可以由 55° 递减到 35° , 例如， A段分支与水平主干 1形成的角度为 55° , B段分支与水平主干 1 形成的角度为 50° , C段分支与水平主干 1形成的角度为 45° , D段分支与水 平主干 1形成的角度为 40° , E段分支与水平主干 1形成的角度为 35° 。
参见图 6, 图 6为本发明像素电极结构的第五实施例的结构示意图。
在本发明实施例提供的像素电极结构， 分支部的每个弯折状分支 3 中的多 段分支的数量为无限多， 且每个弯折状分支 3中的离所述水平主干 1和竖直主 干 2垂直相交的中心点最近的一段分支至最远的一段分支与水平主干 1形成的 夹角的角度可以是由大到小递减的， 使所述每个弯折状分支 3 整体呈现平滑弧 状分支。
具体如图 6所示， 分支部中的弯折状分支 3为平滑弧状分支， 其打破了现 有设计中的分支是直线状分支的设计， 并且该平滑弧状分支上离水平主干 1 和 竖直主干 2中心垂直相交的中心点最近的点至最远的点所在的切线与水平主干 1 形成角度呈现由大到小的趋势。
参见图 7, 图 7为本发明像素电极结构的第六实施例的结构示意图。
在本发明实施例提供的像素电极结构， 分支部的每个弯折状分支 3 中的多 段分支的数量为无限多， 且每个弯折状分支 3中的离所述水平主干 1和竖直主 干 2垂直相交的中心点最近的一段分支至最远的一段分支与水平主干 1形成的 夹角的角度可以是由小到大递增的， 使所述每个弯折状分支 3 整体呈现平滑弧 状分支。
具体如图 7所示， 分支部中的弯折状分支 3为平滑弧状分支， 其打破了现 有设计中的分支是直线状分支的设计， 并且该平滑弧状分支上离水平主干 1 和 竖直主干 2中心垂直相交的中心点最近的点至最远的点所在的切线与水平主干 1 形成角度呈现由小到大的趋势。
参见图 8, 图 8为本发明像素电极结构的第七实施例的结构示意图。 本实施例中的像素电极结构， 分支部中每个弯折状分支 3 中的离所述水平 主干 1和竖直主干 2垂直相交的中心点最近的一段分支至最远的一段分支与水 平主干 1形成的夹角的角度大小交错。
分支部中的弯折状分支 3由 A、 B、 C、 D、 E等多段分支组成， A、 B、 C、 D、 E段分支与水平主干 1形成的角度各不相同， 具体地， 离所述水平主干 1和 竖直主干 2垂直相交的中心点最近的一段分支 A至最远的一段分支 E与水平主 干 1 形成的夹角的角度是大小交错的， 既不是由大到小递减， 也不是由小到大 递增。
本实施例中， A段分支与水平主干 1形成的角度为 45° , B段分支与水平 主干 1形成的角度为 55° , C段分支与水平主干 1形成的角度为 45° , D段分 支与水平主干 1形成的角度为 55° , Ε段分支与水平主干 1形成的角度为 45° 。
当每个弯折状分支 3 中的多段分支的数量为无限多时， 所述每个弯折状分 支 3为平滑波浪状分支（图未示）。
本发明的像素电极可应用于高分子安定化垂直配向模式 （ Polymer Stabilization Vertical- Alignment, PSVA )液晶显示面板、或是图案垂直排列（Pattern Vertical Alignment, PVA) 液晶显示面板等等。 像素电极结构中的像素电极的材 料为氧化铟锡或氧化铟锌或非晶氧化铟锡。
本申请中的像素电极结构是经过特殊设计的， 具体的， 打破以前对像素电 极结构中分支部中各个条状分支的形状和与水平主干之间形成的角度的常规， 而将分支部中各个分支设计成弯折状甚至是平滑弧状或平滑波浪状， 并且各个 弯折状分支与水平主干的夹角不再仅仅是 ± 45° 和 ± 135。 。 因为各个弯折状分 支具体由多段分支组成， 每段分支与水平主干的夹角的角度不同， 因此应用本 发明的像素电极结构， 可以有效防止穿透率下降， 应用本发明的像素电极结构 的液晶显示面板穿透率较高， 可以有效防止穿透率下降， 视觉色差的问题。
以上所述是本发明的优选实施方式， 应当指出， 对于本技术领域的普通技 术人员来说， 在不脱离本发明原理的前提下， 还可以做出若干改进和润饰， 这 些改进和润饰也视为本发明的保护范围。

Claims

权 利 要 求
1、 一种像素电极结构， 其特征在于， 包括：
主干部， 其由中心垂直相交的水平主干和竖直主干两部分像素电极区域组 成；
分支部， 其由所述水平主干与所述竖直主干中心垂直相交所均分而成的四 部分像素电极区域组成；
在所述分支部中的每部分像素电极区域中分别具有多个弯折线状分支， 每 个弯折状分支由多段分支组成， 且两两相邻的两段分支与所述水平主干形成的 夹角的角度不同； 所述每个弯折状分支之间间隔有缝隙。
2、 如权利要求 1所述的像素电极结构， 其特征在于， 所述每个弯折状分支 中的离所述水平主干和竖直主干垂直相交的中心点最近的一段分支至最远的一 段分支与水平主干形成的夹角的角度由小到大递增。
3、 如权利要求 2所述的像素电极结构， 其特征在于， 所述每个弯折状分支 中的离所述水平主干和竖直主干垂直相交的中心点最近的一段分支至最远的一 段分支与水平主干形成的夹角的角度从 0° 递增至 90° 。
4、 如权利要求 1所述的像素电极结构， 其特征在于， 所述每个弯折状分支 中的离所述水平主干和竖直主干垂直相交的中心点最近的一段分支至最远的一 段分支与水平主干形成的夹角的角度由大到小递减。
5、 如权利要求 4所述的像素电极结构， 其特征在于， 所述每个弯折状分支 中的离所述水平主干和竖直主干垂直相交的中心点最近的一段分支至最远的一 段分支与水平主干形成的夹角的角度从 90° 递减至 0° 。
6、 如权利要求 2至 5中任一项所述的像素电极结构， 其特征在于， 所述每 个弯折状分支中的多段分支的数量为无限多， 所述每个弯折状分支为平滑弧状 分支。
7、 如权利要求 1所述的像素电极结构， 其特征在于， 每个弯折状分支中的 离所述水平主干和竖直主干垂直相交的中心点最近的一段分支至最远的一段分 支与水平主干形成的夹角的角度大小交错。
8、 如权利要求 7所述的像素电极结构， 其特征在于， 所述每个弯折状分支 中的多段分支的数量为无限多， 所述每个弯折状分支为平滑波浪状分支。
9、 如权利要求 1所述的像素电极结构， 其特征在于， 所述像素电极结构应 用的液晶显示面板的模式为高分子安定化垂直配向模式或图案垂直排列模式。
PCT/CN2011/079920 2011-07-07 2011-09-21 像素电极结构 Ceased WO2013004052A1 (zh)

Priority Applications (2)

Application Number Priority Date Filing Date Title
US13/379,381 US20130010248A1 (en) 2011-07-07 2011-09-21 Pixel electrode structure
DE112011105415.7T DE112011105415B4 (de) 2011-07-07 2011-09-21 Pixelelektrodenstruktur

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN2011101896249A CN102236220B (zh) 2011-07-07 2011-07-07 像素电极结构
CN201110189624.9 2011-07-07

Publications (1)

Publication Number Publication Date
WO2013004052A1 true WO2013004052A1 (zh) 2013-01-10

Family

ID=44887012

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2011/079920 Ceased WO2013004052A1 (zh) 2011-07-07 2011-09-21 像素电极结构

Country Status (4)

Country Link
US (1) US20130010248A1 (zh)
CN (1) CN102236220B (zh)
DE (1) DE112011105415B4 (zh)
WO (1) WO2013004052A1 (zh)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103323984B (zh) * 2012-03-21 2016-06-29 群康科技(深圳)有限公司 液晶显示装置
CN102681271A (zh) * 2012-05-24 2012-09-19 深圳市华星光电技术有限公司 液晶显示面板及其应用的显示装置
US8982294B2 (en) * 2012-07-16 2015-03-17 Shenzhen China Star Optoelectronics Technology Co., Ltd. Liquid crystal display panel
KR102070436B1 (ko) 2013-07-02 2020-01-29 삼성디스플레이 주식회사 액정 표시 장치
TWI476493B (zh) * 2014-02-14 2015-03-11 Au Optronics Corp 畫素結構
KR102159683B1 (ko) 2014-04-29 2020-09-25 삼성디스플레이 주식회사 액정 표시 장치
US9250485B1 (en) * 2014-10-14 2016-02-02 Shenzhen China Star Optoelectronics Technology Co., Ltd. Liquid crystal display panel and array substrate thereof wherein a width of bar-shaped gaps in each of a plurality of pixel units increases gradually
CN105739191B (zh) * 2014-12-12 2023-06-23 群创光电股份有限公司 显示面板与显示装置
CN105093719B (zh) * 2015-07-28 2018-01-12 深圳市华星光电技术有限公司 一种像素单元
TWI599829B (zh) * 2015-08-24 2017-09-21 友達光電股份有限公司 畫素結構及彎曲顯示器
CN105068325A (zh) * 2015-08-31 2015-11-18 深圳市华星光电技术有限公司 Psva型液晶显示面板
CN105158994B (zh) * 2015-09-30 2018-03-06 武汉华星光电技术有限公司 像素单元及阵列基板
CN105116646B (zh) * 2015-10-15 2019-01-29 深圳市华星光电技术有限公司 一种电极结构以及液晶显示面板
CN105278184B (zh) * 2015-11-25 2018-03-02 深圳市华星光电技术有限公司 一种像素电极结构及液晶显示面板
KR102509891B1 (ko) * 2016-01-06 2023-03-14 티씨엘 차이나 스타 옵토일렉트로닉스 테크놀로지 컴퍼니 리미티드 액정표시장치
CN106371257B (zh) * 2016-11-02 2020-05-05 深圳市华星光电技术有限公司 液晶面板及显示装置
CN106773371B (zh) * 2016-12-29 2020-08-28 武汉华星光电技术有限公司 一种阵列基板及显示面板
KR102549924B1 (ko) * 2018-09-11 2023-06-30 삼성디스플레이 주식회사 액정 표시 장치
CN208999730U (zh) 2018-09-20 2019-06-18 重庆惠科金渝光电科技有限公司 一种像素电极及显示装置
CN110955086A (zh) * 2018-09-26 2020-04-03 咸阳彩虹光电科技有限公司 一种像素结构、像素单元及显示面板
CN109212844A (zh) * 2018-10-10 2019-01-15 深圳市华星光电技术有限公司 液晶显示面板及装置
CN109581760A (zh) * 2018-12-25 2019-04-05 惠科股份有限公司 一种像素电极结构、光掩模和显示面板
KR102660294B1 (ko) * 2019-11-01 2024-04-24 삼성디스플레이 주식회사 표시 장치
CN112859459B (zh) * 2021-03-05 2022-12-06 Tcl华星光电技术有限公司 像素电极、阵列基板以及液晶显示器
TWI789112B (zh) * 2021-11-11 2023-01-01 友達光電股份有限公司 顯示面板
CN115561937B (zh) * 2022-09-29 2024-09-03 京东方科技集团股份有限公司 阵列基板、显示面板和显示装置

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004302298A (ja) * 2003-03-31 2004-10-28 Fujitsu Display Technologies Corp 液晶表示パネル
US20060146243A1 (en) * 2005-01-06 2006-07-06 Fujitsu Display Technologies Corporation. Liquid crystal display device
JP2009151204A (ja) * 2007-12-21 2009-07-09 Sharp Corp 液晶表示装置
CN202150002U (zh) * 2011-07-07 2012-02-22 深圳市华星光电技术有限公司 像素电极结构

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8208102B2 (en) * 2006-07-21 2012-06-26 Sharp Kabushiki Kaisha Display device having reflective region and transmissive region
JP5079448B2 (ja) * 2007-10-24 2012-11-21 株式会社ジャパンディスプレイウェスト 液晶装置及びそれを備えた電子機器
KR101629347B1 (ko) * 2008-12-23 2016-06-13 삼성디스플레이 주식회사 어레이 기판 및 이를 갖는 표시장치

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004302298A (ja) * 2003-03-31 2004-10-28 Fujitsu Display Technologies Corp 液晶表示パネル
US20060146243A1 (en) * 2005-01-06 2006-07-06 Fujitsu Display Technologies Corporation. Liquid crystal display device
JP2009151204A (ja) * 2007-12-21 2009-07-09 Sharp Corp 液晶表示装置
CN202150002U (zh) * 2011-07-07 2012-02-22 深圳市华星光电技术有限公司 像素电极结构

Also Published As

Publication number Publication date
DE112011105415B4 (de) 2020-11-12
CN102236220B (zh) 2013-11-06
DE112011105415T5 (de) 2014-04-17
US20130010248A1 (en) 2013-01-10
CN102236220A (zh) 2011-11-09

Similar Documents

Publication Publication Date Title
WO2013004052A1 (zh) 像素电极结构
JP5606378B2 (ja) 液晶表示装置
CN101995706B (zh) 多域垂直配向液晶显示器与其液晶配向方法
CN104765200B (zh) 显示面板及显示装置
US20090135361A1 (en) Systems for Displaying Images Involving Alignment Liquid Crystal Displays
US9201278B2 (en) Array substrate and display device comprising a first transparent conductive layer having a plurality of protrusions corresponding to a plurality of slit structures
CN103488011B (zh) 阵列基板及液晶显示装置
US8593607B2 (en) Liquid crystal display element
WO2012162990A1 (zh) 像素电极和液晶显示阵列基板
US8599345B2 (en) Liquid crystal display device
US8711313B2 (en) Structure of pixel electrode
US8564751B2 (en) Liquid crystal display device
US9500918B2 (en) Display substrate and display device having a decreased driving voltage
US9250477B2 (en) Array substrate and liquid crystal display
US11644721B2 (en) Display panel and display device
TWI472857B (zh) 液晶顯示面板及其畫素電極結構
US9176347B2 (en) Lateral electric field type liquid crystal display device having non-uniform spacings between two electrodes
TWI254829B (en) Optically compensated splay mode LCD
US20070052898A1 (en) Multi-domain structure of wide-view-angle liquid crystal displays
CN202150002U (zh) 像素电极结构
CN103513474B (zh) 液晶显示装置
CN105068325A (zh) Psva型液晶显示面板
WO2010137213A1 (ja) 液晶表示素子、及び、液晶表示装置
US8284359B2 (en) Liquid crystal panel and liquid crystal display device
US9459496B2 (en) Display panel and display device

Legal Events

Date Code Title Description
WWE Wipo information: entry into national phase

Ref document number: 13379381

Country of ref document: US

121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 11868899

Country of ref document: EP

Kind code of ref document: A1

WWE Wipo information: entry into national phase

Ref document number: 1120111054157

Country of ref document: DE

Ref document number: 112011105415

Country of ref document: DE

122 Ep: pct application non-entry in european phase

Ref document number: 11868899

Country of ref document: EP

Kind code of ref document: A1