KR101029934B1 - 액정 디스플레이 - Google Patents

액정 디스플레이 Download PDF

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Publication number
KR101029934B1
KR101029934B1 KR1020057006529A KR20057006529A KR101029934B1 KR 101029934 B1 KR101029934 B1 KR 101029934B1 KR 1020057006529 A KR1020057006529 A KR 1020057006529A KR 20057006529 A KR20057006529 A KR 20057006529A KR 101029934 B1 KR101029934 B1 KR 101029934B1
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KR
South Korea
Prior art keywords
plate
compensator
cell
film
plates
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.)
Expired - Fee Related
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KR1020057006529A
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English (en)
Korean (ko)
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KR20050072107A (ko
Inventor
칼 스크존제만드
Original Assignee
메르크 파텐트 게엠베하
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Publication of KR101029934B1 publication Critical patent/KR101029934B1/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
    • G02F1/13363—Birefringent elements, e.g. for optical compensation
    • G02F1/133632—Birefringent elements, e.g. for optical compensation with refractive index ellipsoid inclined relative to the LC-layer surface
    • 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
    • G02F1/137—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
    • G02F1/1395—Optically compensated birefringence [OCB]- cells or PI- 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
    • G02F1/133—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

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  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Mathematical Physics (AREA)
  • Liquid Crystal (AREA)
  • Polarising Elements (AREA)
KR1020057006529A 2002-10-18 2003-09-25 액정 디스플레이 Expired - Fee Related KR101029934B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP02023372 2002-10-18
EP02023372.2 2002-10-18

Publications (2)

Publication Number Publication Date
KR20050072107A KR20050072107A (ko) 2005-07-08
KR101029934B1 true KR101029934B1 (ko) 2011-04-18

Family

ID=32103888

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020057006529A Expired - Fee Related KR101029934B1 (ko) 2002-10-18 2003-09-25 액정 디스플레이

Country Status (6)

Country Link
US (1) US7456918B2 (https=)
EP (1) EP1552338A1 (https=)
JP (1) JP4518949B2 (https=)
KR (1) KR101029934B1 (https=)
AU (1) AU2003275983A1 (https=)
WO (1) WO2004036301A1 (https=)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101022560B1 (ko) * 2003-12-30 2011-03-16 엘지디스플레이 주식회사 광효율 향상 필름 및 이를 이용한 액정표시장치
JP2006251499A (ja) * 2005-03-11 2006-09-21 Fuji Photo Film Co Ltd 光学補償シート、楕円偏光板、及び液晶表示装置
CN100464213C (zh) * 2005-05-28 2009-02-25 群康科技(深圳)有限公司 穿透式液晶显示装置
US20060290853A1 (en) 2005-06-27 2006-12-28 Qi Hong Wide-acceptance-angle circular polarizers
JP4731269B2 (ja) * 2005-10-06 2011-07-20 国立大学法人東北大学 偏光素子、液晶パネル、および液晶表示装置
KR20090010086A (ko) * 2006-05-01 2009-01-28 미쓰이 가가쿠 가부시키가이샤 광학부품의 복굴절의 파장의존성을 보정하는 방법, 광학부품, 및 그들을 이용하여 수득된 표시장치
US10668690B2 (en) * 2016-07-01 2020-06-02 Dai Nippon Printing Co., Ltd. Optical layered body and display device

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1996010772A1 (en) * 1994-09-30 1996-04-11 Rockwell International Corporation Optical compensator for super-twist nematic liquid crystal displays
KR100259762B1 (ko) * 1994-04-04 2000-06-15 존제이. 데인컨 액정표시장치
WO2001020393A1 (en) * 1999-09-16 2001-03-22 Merck Patent Gmbh Optical compensator and liquid crystal display ii
JP2002196367A (ja) * 2000-02-10 2002-07-12 Matsushita Electric Ind Co Ltd 液晶表示装置

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5619352A (en) 1994-04-04 1997-04-08 Rockwell International Corporation LCD splay/twist compensator having varying tilt and /or azimuthal angles for improved gray scale performance
US6380996B1 (en) 1998-01-07 2002-04-30 Fuji Photo Film Co., Ltd. Optical compensatory sheet and liquid crystal display
US6770334B2 (en) 2000-03-29 2004-08-03 Fuji Photo Film Co., Ltd. Optically anisotropic sheet comprising aligned discotic liquid crystal molecules
JP2002182036A (ja) 2000-04-06 2002-06-26 Fujitsu Ltd 視角補償フィルム及び液晶表示装置
WO2002008822A2 (en) 2000-07-24 2002-01-31 Matsushita Electric Industrial Co., Ltd. Liquid crystal display
US7006184B2 (en) * 2002-04-12 2006-02-28 Eastman Kodak Company Bend aligned namatic liquid crystal imaging display with compensation film

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100259762B1 (ko) * 1994-04-04 2000-06-15 존제이. 데인컨 액정표시장치
WO1996010772A1 (en) * 1994-09-30 1996-04-11 Rockwell International Corporation Optical compensator for super-twist nematic liquid crystal displays
WO2001020393A1 (en) * 1999-09-16 2001-03-22 Merck Patent Gmbh Optical compensator and liquid crystal display ii
JP2002196367A (ja) * 2000-02-10 2002-07-12 Matsushita Electric Ind Co Ltd 液晶表示装置

Also Published As

Publication number Publication date
JP2006503315A (ja) 2006-01-26
EP1552338A1 (en) 2005-07-13
KR20050072107A (ko) 2005-07-08
US20060033850A1 (en) 2006-02-16
WO2004036301A1 (en) 2004-04-29
US7456918B2 (en) 2008-11-25
AU2003275983A1 (en) 2004-05-04
JP4518949B2 (ja) 2010-08-04

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