WO2014012292A1 - 液晶显示面板及其应用的显示装置 - Google Patents
液晶显示面板及其应用的显示装置 Download PDFInfo
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- WO2014012292A1 WO2014012292A1 PCT/CN2012/080669 CN2012080669W WO2014012292A1 WO 2014012292 A1 WO2014012292 A1 WO 2014012292A1 CN 2012080669 W CN2012080669 W CN 2012080669W WO 2014012292 A1 WO2014012292 A1 WO 2014012292A1
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- liquid crystal
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- display panel
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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
- G02F1/1337—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
- G02F1/134345—Subdivided pixels, e.g. for grey scale or redundancy
Definitions
- the present invention relates to a liquid crystal display technology, and more particularly to a liquid crystal display panel and a display device therefor.
- Liquid crystal display (Liquid Crystal Display, LCD) has been widely used in a variety of electronic products, most of the liquid crystal display is a backlight type liquid crystal display, which is composed of a liquid crystal display panel and a backlight module (backlight Module).
- the liquid crystal display panel is composed of two transparent substrates and a liquid crystal sealed between the substrates, and the liquid crystal display panel has a plurality of pixels for displaying images.
- each pixel of the liquid crystal display panel is divided into different regions, and there is a potential difference between different regions to reduce the color shift problem.
- TFT thin film transistor
- TFT Transistor
- gate lines control the charging of the pixels, thereby greatly reducing the aperture ratio of the pixels.
- the invention provides a liquid crystal display panel and a display device thereof, which solve the problem of color shift and aperture ratio drop of the liquid crystal display.
- a main object of the present invention is to provide a liquid crystal display panel, the liquid crystal display panel comprising:
- the second substrate includes a plurality of pixels, wherein each of the pixels includes a main pixel region and a primary pixel region, the main pixel region includes a plurality of first branches, and the first branch has a first line width and a first a line spacing, the sub-pixel region includes a plurality of second branches, the second branch has a second line width and a second line spacing, and the first ratio between the first line width and the first line spacing is different a second ratio between the second line width and the second line spacing;
- a liquid crystal layer is formed between the first substrate and the second substrate.
- Another object of the present invention is to provide a liquid crystal display panel, the liquid crystal display panel comprising:
- the second substrate includes a plurality of pixels, wherein each of the pixels includes a main pixel region and a primary pixel region, the main pixel region includes a plurality of first branches, and the first branch has a first line width and a first a line spacing, the sub-pixel region includes a plurality of second branches, the second branch has a second line width and a second line spacing, and the first ratio between the first line width and the first line spacing is different a second ratio between the second line width and the second line spacing;
- each of the first line width or the second line width is between 1 micrometer and 7 micrometers, and the ratio of the first ratio or the second ratio is between 0.2 and 5. .
- each of the first line width or the second line width is between 1 micrometer and 7 micrometers.
- each of the first line spacing or the second line spacing is between 1 micrometer and 7 micrometers.
- the ratio of the first ratio or the second ratio is between 0.2 and 5.
- the ratio of the first ratio or the second ratio is between 0.2 and 0.9.
- the ratio of the first ratio or the second ratio is between 2.6 and 5.
- the first line spacing is the same as the second line spacing, and the second line width is greater than the first line width.
- the first line width is the same as the second line width, and the second line spacing is greater than the first line spacing.
- the first ratio is equal to 1 and the second ratio is greater than or less than 1.
- the liquid crystal display panel of the present invention and the display device thereof can exhibit different liquid crystal efficiencies through different line width/line spacing ratios in different regions of the pixel, so that different regions in each pixel have different brightness performances, but Achieve low color cast. Moreover, since each pixel of the liquid crystal display panel of the present invention can be provided with only one active element, and no TFT is required to control the charging of the pixel, the aperture ratio of the pixel can be ensured.
- FIG. 1 is a partial cross-sectional view showing a liquid crystal display panel in accordance with an embodiment of the present invention
- FIG. 2 shows a wiring diagram of a pixel of a liquid crystal display panel in accordance with an embodiment of the present invention
- Figure 3 shows a partial enlarged view of Figure 2
- FIG. 4 is a diagram showing the relationship between line width/line distance and liquid crystal efficiency of a pixel of a liquid crystal display panel according to an embodiment of the present invention.
- the word “comprising” is to be understood to include the element, but does not exclude any other element.
- “on” means located above or below the target element, and does not mean that it must be on the top based on the direction of gravity.
- the display device of this embodiment may include a liquid crystal display panel 100 and a backlight module (not shown).
- the liquid crystal display panel 100 is disposed relative to the backlight module, and the backlight module can be side-lit (side A backlight module or a Bottom Lighting backlight module is provided to provide backlighting to the liquid crystal display panel 100.
- the liquid crystal display panel 100 may include a first substrate 110 , a second substrate 120 , a liquid crystal layer 130 , a first polarizer 140 , and a second polarizer 150 .
- the liquid crystal layer 130 is formed between the first substrate 110 and the second substrate 120, that is, the liquid crystal layer 130 is located inside the first substrate 110 and the second substrate 120.
- the first polarizer 140 is disposed outside the first substrate 110 and opposite to the liquid crystal layer 130 (that is, the light exiting side of the first substrate 110).
- the second polarizer 150 is disposed outside the second substrate 120 and opposite to the liquid crystal layer 130 (that is, the light incident side of the second substrate 120).
- the substrate material of the first substrate 110 and the second substrate 120 may be a glass substrate or a flexible plastic substrate, and the first substrate 110 may be, for example, a color filter (Color). a glass substrate of Filter, CF) or a substrate of other materials, and the second substrate 120 may be, for example, a Thin Film Transistor (TFT). A glass substrate of a matrix or a substrate of another material. It should be noted that in some embodiments, the color filter and the TFT matrix may also be disposed on the same substrate.
- the first substrate 110 may include a first electrode layer 111
- the second substrate 120 may include a second electrode layer 121 .
- the first electrode layer 111 and the second electrode layer 121 are preferably made of a light-transmitting conductive material such as ITO, IZO, AZO, GZO, TCO or ZnO, and the first electrode layer 111 and the second electrode layer 121 can be applied with a voltage. Liquid crystal molecules in the liquid crystal layer 130.
- the first electrode layer 111 is, for example, a common electrode
- the second electrode layer 121 is, for example, a pixel electrode.
- the second substrate 120 includes a plurality of signal lines 122, a plurality of active elements 123, and a plurality of pixels 124.
- the signal lines 122 are, for example, gate lines and data lines, and are vertically interlaced with each other, thereby forming pixels 124 arranged in a matrix.
- the active element 123 is, for example, a thin film transistor (Thin Film Transistors (TFTs) are respectively disposed in the pixels 124 and electrically connected to the signal electrodes 122 and the pixel electrodes of the pixels 124.
- TFTs Thin Film Transistors
- Each pixel 124 may correspond to a color filter, such as a red, green or blue filter.
- FIG. 3 shows a partial enlarged view of FIG. 2.
- Each of the pixels 124 includes a main pixel region 101 and a primary pixel region 102, wherein the area of the sub-pixel region 102 may be larger than the area of the main pixel region 101.
- the pixel electrode structure of each main pixel region 101 includes a first stem 103 and a plurality of first branches 104.
- the pixel electrode structure of each pixel region 102 includes a second stem 105 and a plurality of second branches 106.
- the first trunk 103 and the second trunk 105 may have a cross-shaped pattern.
- one of the active elements 123 is located between the main pixel area 101 and the sub-pixel area 102, and the active elements 123 are respectively connected to the first main body 103 and the sub-pixel area in the main pixel area 101.
- the branches 104 and 106 are obliquely extended by the trunk portions 103 and 105, respectively, and are arranged in parallel with each other.
- the first branch 104 in the main pixel region 101 has the same first line width L1 and the first line spacing S1
- the second branch 106 in the sub-pixel region 102 has the same second line width L2 and the second line spacing S2.
- the first ratio (L1/S1) between the first line width L1 and the first line distance S1 is different from the second ratio between the second line width L2 and the second line distance S2 (L2) /S2).
- the line width is expressed as the width of the branch
- the line spacing is expressed as the distance between the branches.
- FIG. 4 is a diagram showing the relationship between the line width/line distance and the liquid crystal efficiency of the branches of the pixel of the liquid crystal display panel according to an embodiment of the invention.
- line A represents a branch having a line width of 1 micrometer (um) at different line pitches and liquid crystal efficiency (LC).
- Relationship between Efficiency, B means line width is 2
- the relationship between the branch of um in different line spacing and liquid crystal efficiency, and C indicates the relationship between the branch line width of 3 um and the liquid crystal efficiency. Therefore, as shown in FIG. 4, the liquid crystal display panel 100 may have different liquid crystal efficiencies when the branches have different line widths and/or line spacings.
- the main pixel region 101 and the sub-pixel region 102 can have different liquid crystal efficiencies in each pixel 124, so that the main pixel region 101 and the sub-pixel region 102 can have different brightness performances. , can achieve the purpose of low color shift.
- the line width L1 or L2 of each of the first branch 104 or the second branch 106 may be less than 7 um, for example, between 1 um and 7 Between um, and the line spacing S1 or S2 of each first branch 104 or second branch 106 may be less than 7 um, for example between 1 um and 7 um.
- the first ratio (L1/S1) or the second ratio (L2) The ratio of /S2) can be between 0.2 and 5, for example between 0.2 and 0.9 or between 2.6 and 5, to effectively improve the color shift problem.
- the line spacing S1 of the first branch 104 in the main pixel region 101 may be the same as the line spacing S2 (eg, 3 um) of the second branch 106 in the sub-pixel region 102, and the line width L2 of the second branch 106. (for example, 5 um) is a line width L1 (for example, 3 um) larger than the first branch 104.
- the liquid crystal efficiency of the main pixel region 101 can be higher than the liquid crystal efficiency of the sub-pixel region 102, so that the main pixel region 101 and the sub-pixel region 102 have different brightness performances, and low color shift can be achieved. the goal of.
- the line width L1 of the first branch 104 in the main pixel region 101 may be the same as the line width L2 of the second branch 106 in the sub-pixel region 102, and the line spacing S2 of the second branch 106 is greater than The line spacing S1 of a branch 104.
- the liquid crystal efficiency of the main pixel region 101 can be higher than the liquid crystal efficiency of the sub-pixel region 102, so that the main pixel region 101 and the sub-pixel region 102 have different brightness performances, and low color shift can be achieved. the goal of.
- the first ratio (L1/S1) between the first line width L1 and the first line distance S1 in the main pixel region 101 may be equal to 1, and the second line width L2 and the second in the sub-pixel region 102.
- the second ratio between the second line spacing S2 (L2 /S2) can be greater than or less than 1 (ie not equal to 1).
- the liquid crystal efficiency of the main pixel region 101 may be different from the liquid crystal efficiency of the sub-pixel region 102, so that the main pixel region 101 and the sub-pixel region 102 have different brightness performances, and the object of low color shift can be achieved.
- the main pixel area and the number of pixels in each pixel are made by the ratio of different line widths/line distances between the main pixel area and the sub-pixel area.
- the pixel regions may have different liquid crystal efficiencies, that is, different regions in each pixel may have different brightness performances, and a low color shift may be achieved. Since each pixel of the liquid crystal display panel of the present invention can be provided with only one active element (TFT), low color shift can be achieved at the same time, and the aperture ratio of the pixel can be ensured.
- TFT active element
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- Spectroscopy & Molecular Physics (AREA)
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Abstract
Description
Claims (17)
- 一种液晶显示面板,包括:第一基板;第二基板,包括多个像素,其中每一所述像素包括一主像素区及一次像素区,所述主像素区包括多个第一分支,所述第一分支具有第一线宽及第一线距,所述次像素区包括多个第二分支,所述第二分支具有第二线宽及第二线距,所述第一线宽及所述第一线距之间的第一比例是不同于所述第二线宽及所述第二线距之间的第二比例;以及液晶层,形成于所述第一基板与所述第二基板之间;其中,每一所述第一线宽或所述第二线宽是介于1微米与7微米之间,所述第一比例或所述第二比例的的比例值是介于0.2与5之间。
- 根据权利要求1所述的液晶显示面板,其中每一所述第一线距或所述第二线距是介于1微米与7微米之间。
- 根据权利要求1所述的液晶显示面板,其中所述第一比例或所述第二比例的的比例值是介于0.2与0.9之间。
- 根据权利要求1所述的液晶显示面板,其中所述第一比例或所述第二比例的的比例值是介于2.6与5之间。
- 根据权利要求1所述的液晶显示面板,其中所述第一线距相同于所述第二线距,而所述第二线宽是大于所述第一线宽。
- 根据权利要求1所述的液晶显示面板,其中所述第一线宽相同于所述第二线宽,而所述第二线距是大于所述第一线距。
- 根据权利要求1所述的液晶显示面板,其中所述第一比例等于1,而所述第二比例大于或小于1。
- 一种液晶显示面板,包括:第一基板;第二基板,包括多个像素,其中每一所述像素包括一主像素区及一次像素区,所述主像素区包括多个第一分支,所述第一分支具有第一线宽及第一线距,所述次像素区包括多个第二分支,所述第二分支具有第二线宽及第二线距,所述第一线宽及所述第一线距之间的第一比例是不同于所述第二线宽及所述第二线距之间的第二比例;以及液晶层,形成于所述第一基板与所述第二基板之间。
- 根据权利要求8所述的液晶显示面板,其中每一所述第一线宽或所述第二线宽是介于1微米与7微米之间。
- 根据权利要求8所述的液晶显示面板,其中每一所述第一线距或所述第二线距是介于1微米与7微米之间。
- 根据权利要求8所述的液晶显示面板,其中所述第一比例或所述第二比例的的比例值是介于0.2与5之间。
- 根据权利要求11所述的液晶显示面板,其中所述第一比例或所述第二比例的的比例值是介于0.2与0.9之间。
- 根据权利要求11所述的液晶显示面板,其中所述第一比例或所述第二比例的的比例值是介于2.6与5之间。
- 根据权利要求8所述的液晶显示面板,其中所述第一线距相同于所述第二线距,而所述第二线宽是大于所述第一线宽。
- 根据权利要求8所述的液晶显示面板,其中所述第一线宽相同于所述第二线宽,而所述第二线距是大于所述第一线距。
- 根据权利要求8所述的液晶显示面板,其中所述第一比例等于1,而所述第二比例大于或小于1。
- 一种显示装置,包括:背光模块;以及液晶显示面板,包括:第一基板;第二基板,包括多个像素,其中每一所述像素包括一主像素区及一次像素区,所述主像素区包括多个第一分支,所述第一分支具有第一线宽及第一线距,所述次像素区包括多个第二分支,所述第二分支具有第二线宽及第二线距,所述第一线宽及所述第一线距之间的第一比例是不同于所述第二线宽及所述第二线距之间的第二比例;以及液晶层,形成于所述第一基板与所述第二基板之间。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
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DE201211006708 DE112012006708T5 (de) | 2012-07-17 | 2012-08-28 | Flüssigkristallanzeige-Panel und Displayvorrichtung, die dieses Flüssigkristall-Anzeigepanel verwendet |
US13/639,403 US20140022501A1 (en) | 2012-07-17 | 2012-08-28 | Liquid crystal display panel and display apparatus using the same |
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CN2012102467669A CN102902117A (zh) | 2012-07-17 | 2012-07-17 | 液晶显示面板及其应用的显示装置 |
CN201210246766.9 | 2012-07-17 |
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WO2014012292A1 true WO2014012292A1 (zh) | 2014-01-23 |
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PCT/CN2012/080669 WO2014012292A1 (zh) | 2012-07-17 | 2012-08-28 | 液晶显示面板及其应用的显示装置 |
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DE (1) | DE112012006708T5 (zh) |
WO (1) | WO2014012292A1 (zh) |
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CN104035247A (zh) * | 2014-06-19 | 2014-09-10 | 深圳市华星光电技术有限公司 | 像素结构及液晶显示装置 |
TWI550320B (zh) * | 2014-12-31 | 2016-09-21 | 友達光電股份有限公司 | 畫素結構 |
CN105717674B (zh) * | 2016-04-18 | 2018-11-20 | 深圳市华星光电技术有限公司 | 测量液晶层对入射光的液晶效率的方法 |
CN106324935B (zh) * | 2016-11-10 | 2019-07-23 | 深圳市华星光电技术有限公司 | 一种液晶显示面板及装置 |
CN107068102B (zh) * | 2017-05-22 | 2018-03-13 | 惠科股份有限公司 | 一种图像处理方法、图像处理装置及显示装置 |
CN107037645A (zh) * | 2017-06-19 | 2017-08-11 | 深圳市华星光电技术有限公司 | 主像素电极、像素单元及液晶显示面板 |
CN109521591B (zh) * | 2018-12-17 | 2024-05-03 | 惠科股份有限公司 | 一种显示面板和显示装置 |
Citations (4)
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JP2006337625A (ja) * | 2005-06-01 | 2006-12-14 | Sanyo Epson Imaging Devices Corp | 液晶装置及び電子機器 |
CN101878447A (zh) * | 2007-12-28 | 2010-11-03 | 夏普株式会社 | 液晶显示装置 |
CN102023420A (zh) * | 2009-09-16 | 2011-04-20 | 三星电子株式会社 | 液晶显示器 |
US20110181824A1 (en) * | 2010-01-28 | 2011-07-28 | Mitsubishi Electric Corporation | Liquid crystal display device |
-
2012
- 2012-07-17 CN CN2012102467669A patent/CN102902117A/zh active Pending
- 2012-08-28 DE DE201211006708 patent/DE112012006708T5/de not_active Ceased
- 2012-08-28 WO PCT/CN2012/080669 patent/WO2014012292A1/zh active Application Filing
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2006337625A (ja) * | 2005-06-01 | 2006-12-14 | Sanyo Epson Imaging Devices Corp | 液晶装置及び電子機器 |
CN101878447A (zh) * | 2007-12-28 | 2010-11-03 | 夏普株式会社 | 液晶显示装置 |
CN102023420A (zh) * | 2009-09-16 | 2011-04-20 | 三星电子株式会社 | 液晶显示器 |
US20110181824A1 (en) * | 2010-01-28 | 2011-07-28 | Mitsubishi Electric Corporation | Liquid crystal display device |
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DE112012006708T5 (de) | 2015-04-02 |
CN102902117A (zh) | 2013-01-30 |
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