WO2012036476A3 - 포지티브 ａ의 굴절률 이방성을 나타내는 층이 형성된 네거티브 ａ 플레이트를 포함하는 수평배향 모드 액정표시장치 - Google Patents

포지티브 ａ의 굴절률 이방성을 나타내는 층이 형성된 네거티브 ａ 플레이트를 포함하는 수평배향 모드 액정표시장치 Download PDF

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Publication number
WO2012036476A3
WO2012036476A3 PCT/KR2011/006799 KR2011006799W WO2012036476A3 WO 2012036476 A3 WO2012036476 A3 WO 2012036476A3 KR 2011006799 W KR2011006799 W KR 2011006799W WO 2012036476 A3 WO2012036476 A3 WO 2012036476A3
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WO
WIPO (PCT)
Prior art keywords
liquid crystal
plate
negative
display device
crystal display
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Application number
PCT/KR2011/006799
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English (en)
French (fr)
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WO2012036476A2 (ko
Inventor
임정구
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동우화인켐 주식회사
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Publication of WO2012036476A2 publication Critical patent/WO2012036476A2/ko
Publication of WO2012036476A3 publication Critical patent/WO2012036476A3/ko

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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
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/133528—Polarisers
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/30—Polarising elements
    • G02B5/3083—Birefringent or phase retarding elements
    • 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
    • G02F1/133634—Birefringent elements, e.g. for optical compensation the refractive index Nz perpendicular to the element surface being different from in-plane refractive indices Nx and Ny, e.g. biaxial or with normal optical axis
    • 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
    • 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
    • G02F1/134363—Electrodes characterised by their geometrical arrangement for applying an electric field parallel to the substrate, i.e. in-plane switching [IPS]
    • 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
    • G02F2413/01—Number of plates being 1

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

Abstract

본 발명은 포지티브 A의 굴절률 이방성을 나타내는 층이 형성된 네거티브 A 플레이트를 포함하는 수평배향 모드 액정표시장치에 관한 것으로서, 보다 상세하게는 특정의 광학 특성을 갖는 연신형 포지티브 A 플레이트 또는 네마틱 액정이 수평 배열된 코팅층이 형성된 네거티브 A 플레이트가 편광자의 액정셀 쪽 면에 접합된 편광판을 상판 또는 하판 편광판으로 포함함으로써 높은 수율로 손쉽게 제조할 수 있을 뿐만 아니라 명암비, 시야각 및 컬러 시프트 특성을 동시에 개선시킬 수 있는 수평배향 모드 액정표시장치에 관한 것이다.
PCT/KR2011/006799 2010-09-17 2011-09-15 포지티브 ａ의 굴절률 이방성을 나타내는 층이 형성된 네거티브 ａ 플레이트를 포함하는 수평배향 모드 액정표시장치 WO2012036476A2 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020100091418A KR20120029558A (ko) 2010-09-17 2010-09-17 포지티브 ａ의 굴절률 이방성을 나타내는 층이 형성된 네거티브 ａ 플레이트를 포함하는 수평배향 모드 액정표시장치
KR10-2010-0091418 2010-09-17

Publications (2)

Publication Number Publication Date
WO2012036476A2 WO2012036476A2 (ko) 2012-03-22
WO2012036476A3 true WO2012036476A3 (ko) 2012-06-28

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Application Number Title Priority Date Filing Date
PCT/KR2011/006799 WO2012036476A2 (ko) 2010-09-17 2011-09-15 포지티브 ａ의 굴절률 이방성을 나타내는 층이 형성된 네거티브 ａ 플레이트를 포함하는 수평배향 모드 액정표시장치

Country Status (2)

Country Link
KR (1) KR20120029558A (ko)
WO (1) WO2012036476A2 (ko)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20050095974A (ko) * 2004-03-29 2005-10-05 주식회사 엘지화학 Ａ-플레이트를 이용한 시야각 보상필름을 포함하는 면상스위칭 액정 표시장치
US20080309854A1 (en) * 2007-06-15 2008-12-18 Zhibing Ge Wide Viewing Angle and Broadband Circular Polarizers for Transflective Liquid Crystal Displays
KR20100064522A (ko) * 2008-12-05 2010-06-15 동우 화인켐 주식회사 상판 편광판 및 이를 포함하는 면상 스위칭 모드 액정표시장치
KR20100071459A (ko) * 2008-12-19 2010-06-29 동우 화인켐 주식회사 편광판 및 이를 포함하는 면상 스위칭 모드 액정표시장치
KR20100071254A (ko) * 2008-12-19 2010-06-29 동우 화인켐 주식회사 하판 편광판 및 이를 포함하는 면상 스위칭 모드 액정표시장치

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20050095974A (ko) * 2004-03-29 2005-10-05 주식회사 엘지화학 Ａ-플레이트를 이용한 시야각 보상필름을 포함하는 면상스위칭 액정 표시장치
US20080309854A1 (en) * 2007-06-15 2008-12-18 Zhibing Ge Wide Viewing Angle and Broadband Circular Polarizers for Transflective Liquid Crystal Displays
KR20100064522A (ko) * 2008-12-05 2010-06-15 동우 화인켐 주식회사 상판 편광판 및 이를 포함하는 면상 스위칭 모드 액정표시장치
KR20100071459A (ko) * 2008-12-19 2010-06-29 동우 화인켐 주식회사 편광판 및 이를 포함하는 면상 스위칭 모드 액정표시장치
KR20100071254A (ko) * 2008-12-19 2010-06-29 동우 화인켐 주식회사 하판 편광판 및 이를 포함하는 면상 스위칭 모드 액정표시장치

Also Published As

Publication number Publication date
WO2012036476A2 (ko) 2012-03-22
KR20120029558A (ko) 2012-03-27

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