TWI282894B - Valley vertical align (VVA) mode liquid crystal display - Google Patents

Valley vertical align (VVA) mode liquid crystal display Download PDF

Info

Publication number
TWI282894B
TWI282894B TW094117857A TW94117857A TWI282894B TW I282894 B TWI282894 B TW I282894B TW 094117857 A TW094117857 A TW 094117857A TW 94117857 A TW94117857 A TW 94117857A TW I282894 B TWI282894 B TW I282894B
Authority
TW
Taiwan
Prior art keywords
liquid crystal
groove
layer
crystal layer
alignment
Prior art date
Application number
TW094117857A
Other languages
English (en)
Other versions
TW200617540A (en
Inventor
Sung-Woon Kim
Sang-Un Choi
Original Assignee
Boe Hydis 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 Boe Hydis Technology Co Ltd filed Critical Boe Hydis Technology Co Ltd
Publication of TW200617540A publication Critical patent/TW200617540A/zh
Application granted granted Critical
Publication of TWI282894B publication Critical patent/TWI282894B/zh

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
    • 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
    • G02F1/133776—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers having structures locally influencing the alignment, e.g. unevenness
    • 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

Landscapes

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

Description

之垂直配向型液晶顯示器的次像素。 如第4圖所示，閘線（gate line) 70和資料線 80彼此相交。TFT 60形成於閘線（gate line) 70和 資料線80相交的區域。狹縫圖案25形成於下基板21 的像素電極23之上，對應於上基板31的凹槽。像素 電極23的狹縫圖案25在凹槽35的内部和外部以 『+』，夾鉗或條紋的形狀形成。 如上所述，根據本發明之實施例的具有V字型溝 槽之垂直配向型液晶顯示器有一個環狀的凹槽形成於 上基板之上，一個像素電極的狹縫圖案在凹槽的内部 和外部形成，同時減小凹槽和狹縫圖案之間距以在凹 槽的内部及外部產生透光度。雜方法可以避免透光 度的損失和色彩複製雛的惡彳卜改善LCD的透光产 可確保驅動穩定度也就可以改善反應速率了。又 儘=仙在前文中描述本發明職先實例以作為 二二然而任何熟習此技術者皆瞭解，在不違背本發 下’仍有可能有不同的修改= 4範=明本發明的範圍與精神將由以下的專利申 1282894 【圖式簡單說明】 第1A圓和第1B圖為傳統的具有¥字 直配向型液晶顯示器； 冓槽之垂 第2圖為根據本發明之實施例的具有v字型溝槽 之垂直配向型液晶顯示器的截面圖； 曰 第3圖為根據本發明之實施例的具有v字型溝槽 之垂直配向型液晶顯示器的像素之俯視囷； 第4圖為根據本發明之實施例的具有v字型溝槽 之垂直配向型液晶顯示器的次像素。 【圖式中元件名稱與符號對照】 (先前技術）
1 :像素電極 狹縫圖案 凹槽 液晶層 資料線 閘線 TFT (本發明） 21 :下基板 22 :絕緣層 23 :像素電極 25 :狹縫圖案 31 :上基板 11

Claims (1)

  1. J282894 — ™ :年.4日 十、申請專利範圍： —— —1=」 1· 一種具有v字型溝槽之垂直配向型液晶顯示 器，包括·· 互相面對面的上下基板，而且兩者之間有一預 定的距離； 一介於上下基板之間，具有負異向性誘電常數的 液晶層； 一形成於上基板之内表面且有著預定數目凹槽的
    彩色樹脂層，且這些凹槽規則地形成於每個單元像素 之内部； μ 一形成於彩色樹脂層（包含凹槽）之上的計數琴； 一形成於下基板之内表面且有著狹縫的像素電 極，而這無縫以『+』形狀形成於上基板的凹槽内 部或周圍的附近； 配向（對齊）層分別插人於像素電極與液晶層之 間，以及計數器電極與液晶層之間， 其中的凹槽為環狀，而且凹槽和狹縫之間的間距 ΐ小以細_部和外部產生透光度，並且避免透光 度和色彩複製特性的損失。 範圍第1項所述之具有ν字型_ 或多邊形ϋ液晶顯示11，其中的凹槽的形狀為圓形 之.=!”_第1項所述之具有ν字型溝槽 力m㈣器，其巾魏位於上下基板的 凹槽的内部和外部，且具有不同的形狀。 13 1282894 I年月日ku)正替換頁 七、指定代表圖： I —-__一 (一） 本案指定代表圖為：第（2 )圖。 (二) 本代表圖之元件符號簡單說明： 21 :下基板 22 :絕緣層 23 :像素電極 25 ··狹縫圖案 31 ·上基板 32 ··彩色樹脂層
    33 ··計數器電極 34 ··配向（對齊）層 35 :凹槽 50 :液晶層
    5
TW094117857A 2004-11-17 2005-05-31 Valley vertical align (VVA) mode liquid crystal display TWI282894B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020040093967A KR100719920B1 (ko) 2004-11-17 2004-11-17 브이브이에이 모드 액정표시장치

Publications (2)

Publication Number Publication Date
TW200617540A TW200617540A (en) 2006-06-01
TWI282894B true TWI282894B (en) 2007-06-21

Family

ID=36385312

Family Applications (1)

Application Number Title Priority Date Filing Date
TW094117857A TWI282894B (en) 2004-11-17 2005-05-31 Valley vertical align (VVA) mode liquid crystal display

Country Status (5)

Country Link
US (1) US7064348B2 (zh)
JP (1) JP4217915B2 (zh)
KR (1) KR100719920B1 (zh)
CN (1) CN100430807C (zh)
TW (1) TWI282894B (zh)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100701074B1 (ko) * 2003-06-12 2007-03-29 비오이 하이디스 테크놀로지 주식회사 액정표시장치
JP4745013B2 (ja) * 2005-10-07 2011-08-10 三菱電機株式会社 液晶表示装置
CN102939560A (zh) * 2010-06-10 2013-02-20 夏普株式会社 液晶显示装置及其制造方法
KR102059641B1 (ko) 2013-03-06 2019-12-27 삼성디스플레이 주식회사 액정 표시 장치
KR102106007B1 (ko) 2013-08-26 2020-05-04 삼성디스플레이 주식회사 액정 표시 장치
CN104199224A (zh) * 2014-09-18 2014-12-10 深圳市华星光电技术有限公司 一种液晶显示面板
US11150519B2 (en) * 2016-10-28 2021-10-19 Sharp Kabushiki Kaisha Liquid crystal display device

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100309918B1 (ko) * 1998-05-16 2001-12-17 윤종용 광시야각액정표시장치및그제조방법
KR100354904B1 (ko) * 1998-05-19 2002-12-26 삼성전자 주식회사 광시야각액정표시장치
KR100304917B1 (ko) * 1998-09-18 2002-07-18 구본준, 론 위라하디락사 액정표시소자 및 그 제조방법
KR100623984B1 (ko) * 1999-12-02 2006-09-13 삼성전자주식회사 광시야각 액정 표시 장치 및 그에 사용되는 기판
KR20040001333A (ko) * 2002-06-27 2004-01-07 비오이 하이디스 테크놀로지 주식회사 브이브이에이 모드 액정표시장치
KR100620138B1 (ko) * 2003-04-08 2006-09-13 비오이 하이디스 테크놀로지 주식회사 브이브이에이 모드 액정표시장치
KR100701074B1 (ko) * 2003-06-12 2007-03-29 비오이 하이디스 테크놀로지 주식회사 액정표시장치

Also Published As

Publication number Publication date
JP4217915B2 (ja) 2009-02-04
US7064348B2 (en) 2006-06-20
JP2006146144A (ja) 2006-06-08
CN1776507A (zh) 2006-05-24
KR20060053562A (ko) 2006-05-22
US20060102898A1 (en) 2006-05-18
TW200617540A (en) 2006-06-01
CN100430807C (zh) 2008-11-05
KR100719920B1 (ko) 2007-05-18

Similar Documents

Publication Publication Date Title
TWI282894B (en) Valley vertical align (VVA) mode liquid crystal display
US9165946B1 (en) Display panel and array substrate thereof
JP4712060B2 (ja) カラーフィルタ基板およびその製造方法ならびにそれを備えた表示装置
CN102289111B (zh) 显示面板
US8107048B2 (en) Method of fabricating an array substrate for a liquid crystal display device using a soft mold
JP4134106B2 (ja) カラーフィルタ基板およびその製造方法ならびにそれを備えた表示装置
US10353251B2 (en) Display panel and manufacturing method thereof
JP4952630B2 (ja) 液晶装置
JP6254133B2 (ja) 画素構造及び表示パネル
JP6572388B2 (ja) Ｉｐｓ型ｔｆｔ−ｌｃｄアレイ基板の製造方法及びｉｐｓ型ｔｆｔ−ｌｃｄアレイ基板
JP6386082B2 (ja) 液晶表示装置及びその製造方法
CN102636910A (zh) 显示面板及其制作方法
CN105824158A (zh) 阵列基板、显示装置及阵列基板制作方法
TW201935533A (zh) 顯示面板
JP2010139573A (ja) 液晶表示パネル
KR20160027333A (ko) 액정 표시 장치
CN104570525B (zh) 液晶显示装置及其制造方法
WO2020019679A1 (zh) 阵列基板及其制备方法、显示面板
US20150168764A1 (en) Display device
TWI567463B (zh) 顯示面板及電子裝置
CN105652500A (zh) 一种曲面液晶显示面板及显示装置
WO2019056993A1 (zh) 显示面板及其制备方法和显示装置
TWI332094B (en) In plane switching liquid crystal display
WO2017206523A1 (zh) 阵列基板及其制备方法、显示面板和显示装置
US20130057812A1 (en) Liquid crystal display and method for manufacturing the same