WO2012008802A3 - 시야각 및 색 특성이 우수한 ｅｃｂ-ｌｃｄ - Google Patents

시야각 및 색 특성이 우수한 ｅｃｂ-ｌｃｄ Download PDF

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Publication number
WO2012008802A3
WO2012008802A3 PCT/KR2011/005241 KR2011005241W WO2012008802A3 WO 2012008802 A3 WO2012008802 A3 WO 2012008802A3 KR 2011005241 W KR2011005241 W KR 2011005241W WO 2012008802 A3 WO2012008802 A3 WO 2012008802A3
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WO
WIPO (PCT)
Prior art keywords
liquid crystal
substrate
base
polarizing element
ecb
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/KR2011/005241
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English (en)
French (fr)
Other versions
WO2012008802A2 (ko
Inventor
전병건
유수영
박문수
윤상준
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LG Chem Ltd
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LG Chem 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 LG Chem Ltd filed Critical LG Chem Ltd
Priority to JP2012556033A priority Critical patent/JP5656173B2/ja
Priority to CN201180012076.0A priority patent/CN102782571B/zh
Priority to US13/634,794 priority patent/US8934074B2/en
Publication of WO2012008802A2 publication Critical patent/WO2012008802A2/ko
Publication of WO2012008802A3 publication Critical patent/WO2012008802A3/ko
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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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
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/13363—Birefringent elements, e.g. for optical compensation
    • 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
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/13363—Birefringent elements, e.g. for optical compensation
    • G02F1/133633—Birefringent elements, e.g. for optical compensation using mesogenic materials
    • 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
    • G02F2413/00—Indexing scheme related to G02F1/13363, i.e. to birefringent elements, e.g. for optical compensation, characterised by the number, position, orientation or value of the compensation plates
    • G02F2413/02—Number of plates being 2

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)
  • Polarising Elements (AREA)

Abstract

본 발명은 제1기판, 제2기판 및 상기 제1기판 및 제2기판 사이에 개재되는 양의 유전율 이방성을 갖는 액정을 포함하며, 셀 갭이 1 내지 5㎛이고, ECB 모드에서 구동되는 액정셀을 포함하는 액정 패널; 상기 제1기판의 상부에 위치하며 제1흡수축을 갖는 제1편광소자; 상기 제2기판의 하부에 위치하며, 제2흡수축을 갖는 제2편광소자; 상기 제1기판과 상기 제1편광소자 사이에 개재되는 제1액정필름; 및 상기 제2기판과 상기 제2편광소자 사이에 개재되는 제2액정필름을 포함하며, 상기 제1액정 필름은 제1기재; 및 상기 제1기재의 일면에 네마틱 액정이 면상 방향에서 두께 방향으로 최대 경사각이 20° 내지 90°이 되도록 스플레이 배향되어 이루어지는 제1액정층을 포함하며, 상기 제2액정 필름은 제2기재; 및 상기 제2기재의 일면에 네마틱 액정이 수평 배향되어 이루어지는 제2액정층을 포함하는 ECB-LCD 장치에 관한 것이다.
PCT/KR2011/005241 2010-07-15 2011-07-15 시야각 및 색 특성이 우수한 ｅｃｂ-ｌｃｄ Ceased WO2012008802A2 (ko)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2012556033A JP5656173B2 (ja) 2010-07-15 2011-07-15 視野角及び色特性に優れたｅｃｂ−ｌｃｄ
CN201180012076.0A CN102782571B (zh) 2010-07-15 2011-07-15 具有良好的视角和彩色特性的ecb-lcd
US13/634,794 US8934074B2 (en) 2010-07-15 2011-07-15 ECB-LCD having an excellent viewing angle and color characteristics

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2010-0068704 2010-07-15
KR1020100068704A KR101292544B1 (ko) 2010-07-15 2010-07-15 시야각 및 색 특성이 우수한 ｅｃｂ―ｌｃｄ

Publications (2)

Publication Number Publication Date
WO2012008802A2 WO2012008802A2 (ko) 2012-01-19
WO2012008802A3 true WO2012008802A3 (ko) 2012-05-03

Family

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PCT/KR2011/005241 Ceased WO2012008802A2 (ko) 2010-07-15 2011-07-15 시야각 및 색 특성이 우수한 ｅｃｂ-ｌｃｄ

Country Status (5)

Country Link
US (1) US8934074B2 (ko)
JP (1) JP5656173B2 (ko)
KR (1) KR101292544B1 (ko)
CN (1) CN102782571B (ko)
WO (1) WO2012008802A2 (ko)

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WO2017061768A1 (ko) * 2015-10-05 2017-04-13 주식회사 엘지화학 광학 필름
CN109791326B (zh) * 2016-09-29 2022-01-18 夏普株式会社 液晶显示装置的设计方法、制造方法及液晶显示装置
JP6845304B2 (ja) * 2016-10-28 2021-03-17 エルジー・ケム・リミテッド 透過度可変フィルム
KR102071908B1 (ko) * 2016-11-17 2020-01-31 주식회사 엘지화학 열적 내구성이 향상된 광학 소자
KR102436925B1 (ko) * 2018-09-04 2022-08-26 주식회사 엘지화학 투과도 가변 디바이스
KR102340838B1 (ko) * 2018-09-04 2021-12-17 주식회사 엘지화학 투과도 가변 디바이스
EP3848738B1 (en) * 2018-09-04 2022-07-06 LG Chem, Ltd. Device having variable transmittance
KR102340841B1 (ko) * 2018-09-04 2021-12-17 주식회사 엘지화학 투과도 가변 디바이스
KR102437159B1 (ko) * 2018-09-04 2022-08-26 주식회사 엘지화학 투과도 가변 디바이스
KR102442852B1 (ko) * 2018-09-04 2022-09-14 주식회사 엘지화학 투과도 가변 디바이스
JP7353052B2 (ja) * 2019-03-27 2023-09-29 日東電工株式会社 積層光学フィルムおよびその製造方法、偏光板、ならびに画像表示装置
CN111367127B (zh) * 2020-03-16 2023-03-28 Tcl华星光电技术有限公司 一种液晶膜结构及其制备方法、液晶显示面板

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Also Published As

Publication number Publication date
WO2012008802A2 (ko) 2012-01-19
KR20120007911A (ko) 2012-01-25
US8934074B2 (en) 2015-01-13
CN102782571B (zh) 2015-09-30
US20120327335A1 (en) 2012-12-27
JP2013521531A (ja) 2013-06-10
JP5656173B2 (ja) 2015-01-21
KR101292544B1 (ko) 2013-08-12
CN102782571A (zh) 2012-11-14

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