[go: up one dir, main page]

WO2010024573A3 - 면상 스위칭 모드 액정 표시 장치 - Google Patents

면상 스위칭 모드 액정 표시 장치 Download PDF

Info

Publication number
WO2010024573A3
WO2010024573A3 PCT/KR2009/004731 KR2009004731W WO2010024573A3 WO 2010024573 A3 WO2010024573 A3 WO 2010024573A3 KR 2009004731 W KR2009004731 W KR 2009004731W WO 2010024573 A3 WO2010024573 A3 WO 2010024573A3
Authority
WO
WIPO (PCT)
Prior art keywords
liquid crystal
crystal display
mode liquid
plane switching
switching mode
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/KR2009/004731
Other languages
English (en)
French (fr)
Other versions
WO2010024573A2 (ko
WO2010024573A9 (ko
Inventor
최정민
이민희
조새한
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
LG Chem Ltd
Original Assignee
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 EP09810178A priority Critical patent/EP2322980B1/en
Priority to CN2009801334435A priority patent/CN102132199B/zh
Priority to JP2011524897A priority patent/JP5376473B2/ja
Publication of WO2010024573A2 publication Critical patent/WO2010024573A2/ko
Publication of WO2010024573A3 publication Critical patent/WO2010024573A3/ko
Publication of WO2010024573A9 publication Critical patent/WO2010024573A9/ko
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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
    • G02F1/1335—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
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • 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
    • G02F1/1343—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
    • G02F2413/02—Number of plates being 2
    • 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
    • G02F2413/07—All plates on one side of the LC cell
    • 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
    • G02F2413/08—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 with a particular optical axis orientation
    • 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
    • G02F2413/12—Biaxial compensators

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)
  • Polarising Elements (AREA)

Abstract

본 발명은 면상 스위칭(in-plane switching, IPS) 모드 액정 표시 장치에 관한 것이다. 보다 구체적으로, 본 발명에 따른 IPS 모드 액정 표시 장치는 1) 제1 편광판, 2) 액정 셀, 3) 양의 이축성 아크릴계 필름 및 네가티브(negative) C 플레이트를 포함하는 위상차 필름, 및 4) 제2 편광판을 포함함으로써, IPS 모드의 액정 표시 장치의 정면과 경사각에서 콘트라스트 특성을 향상시킬 수 있다.
PCT/KR2009/004731 2008-08-27 2009-08-25 면상 스위칭 모드 액정 표시 장치 Ceased WO2010024573A2 (ko)

Priority Applications (3)

Application Number Priority Date Filing Date Title
EP09810178A EP2322980B1 (en) 2008-08-27 2009-08-25 In-plane switching mode liquid crystal display
CN2009801334435A CN102132199B (zh) 2008-08-27 2009-08-25 面内转换模式液晶显示器
JP2011524897A JP5376473B2 (ja) 2008-08-27 2009-08-25 面内スイッチングモードの液晶表示装置

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2008-0083830 2008-08-27
KR1020080083830A KR101197162B1 (ko) 2008-08-27 2008-08-27 면상 스위칭 모드 액정 표시 장치

Publications (3)

Publication Number Publication Date
WO2010024573A2 WO2010024573A2 (ko) 2010-03-04
WO2010024573A3 true WO2010024573A3 (ko) 2010-07-08
WO2010024573A9 WO2010024573A9 (ko) 2010-09-10

Family

ID=41722097

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2009/004731 Ceased WO2010024573A2 (ko) 2008-08-27 2009-08-25 면상 스위칭 모드 액정 표시 장치

Country Status (7)

Country Link
US (1) US8243239B2 (ko)
EP (1) EP2322980B1 (ko)
JP (1) JP5376473B2 (ko)
KR (1) KR101197162B1 (ko)
CN (1) CN102132199B (ko)
TW (1) TWI395018B (ko)
WO (1) WO2010024573A2 (ko)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101314480B1 (ko) * 2008-12-26 2013-10-07 주식회사 엘지화학 면상 스위치 모드 ｌｃｄ용 편광판 및 이를 포함하는 면상 스위치 모드 ｌｃｄ
TWI517965B (zh) * 2010-07-12 2016-01-21 Dexerials Corp Manufacturing method of mother board, manufacturing method of alignment film, manufacturing method of phase difference plate, and manufacturing method of display device
JP5576238B2 (ja) * 2010-10-25 2014-08-20 京セラディスプレイ株式会社 液晶表示装置
KR101304591B1 (ko) * 2011-07-06 2013-09-05 주식회사 엘지화학 위상차 필름, 이의 제조방법, 및 이를 포함하는 액정 표시 장치
US9315412B2 (en) * 2011-07-07 2016-04-19 Corning Incorporated Surface flaw modification for strengthening of glass articles
CN102636920A (zh) * 2011-07-19 2012-08-15 京东方科技集团股份有限公司 一种硬屏液晶显示的装置和实现方法及其应用
TWI516537B (zh) * 2011-10-04 2016-01-11 Ｌｇ化學股份有限公司 樹脂組成物及使用其形成之光學補償膜
KR101418755B1 (ko) 2011-10-05 2014-07-11 주식회사 엘지화학 광학 필름용 수지 조성물 및 이를 이용한 보상필름
CN102681248A (zh) * 2012-05-10 2012-09-19 京东方科技集团股份有限公司 液晶显示器
US9358768B2 (en) 2012-12-17 2016-06-07 Samsung Sdi Co., Ltd. Polarizing plate, method of preparing the same, and liquid crystal display apparatus including the same
KR102078021B1 (ko) * 2012-12-31 2020-02-17 엘지디스플레이 주식회사 편광판과 그 제조 방법 및 이를 포함하는 액정표시장치
KR102101794B1 (ko) 2013-07-17 2020-04-20 삼성디스플레이 주식회사 액정 표시 장치
KR101640970B1 (ko) * 2013-09-30 2016-07-19 주식회사 엘지화학 위상차 필름 및 그 제조 방법
KR101708967B1 (ko) * 2013-09-30 2017-02-21 주식회사 엘지화학 위상차 필름 및 그 제조 방법
KR101727361B1 (ko) * 2014-05-21 2017-04-14 주식회사 엘지화학 위상차 필름 및 그 제조 방법
KR101724797B1 (ko) * 2014-08-14 2017-04-07 주식회사 엘지화학 위상차 필름 및 그 제조 방법
KR101725592B1 (ko) * 2014-08-14 2017-04-10 주식회사 엘지화학 위상차 필름 및 그 제조 방법
KR101725590B1 (ko) * 2014-08-14 2017-04-10 주식회사 엘지화학 위상차 필름 및 그 제조 방법
KR101725593B1 (ko) * 2014-08-14 2017-04-10 주식회사 엘지화학 위상차 필름 및 그 제조 방법
KR101725591B1 (ko) * 2014-08-14 2017-04-10 주식회사 엘지화학 위상차 필름 및 그 제조 방법
JP2017198774A (ja) * 2016-04-26 2017-11-02 スタンレー電気株式会社 液晶表示装置
CN106154639B (zh) 2016-09-29 2020-01-10 厦门天马微电子有限公司 一种液晶显示面板及液晶显示装置
KR102134948B1 (ko) * 2017-12-21 2020-07-16 주식회사 엘지화학 광학 필름 및 이를 포함하는 편광판
EP3805852A4 (en) * 2018-06-01 2021-07-21 Lg Chem, Ltd. LIQUID CRYSTAL DISPLAY DEVICE
KR102143271B1 (ko) * 2018-06-05 2020-08-10 주식회사 엘지화학 적층체 및 이를 포함하는 액정 표시 장치
KR102625542B1 (ko) * 2018-11-20 2024-01-15 엘지디스플레이 주식회사 전계발광 표시장치

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20050049137A (ko) * 2003-11-21 2005-05-25 주식회사 엘지화학 양의 이축성 위상차 필름을 이용한 시야각 보상필름을포함하는 면상 스위칭 액정 표시장치
KR20050073221A (ko) * 2004-01-09 2005-07-13 주식회사 엘지화학 음의 이축성 위상차 필름과 +ｃ-플레이트를 이용한 시야각보상필름을 포함하는 면상 스위칭 액정 표시장치
KR20060045914A (ko) * 2004-05-07 2006-05-17 후지 샤신 필름 가부시기가이샤 액정 표시 장치
KR20060130502A (ko) * 2005-06-14 2006-12-19 주식회사 엘지화학 두 장의 음(-)의 이축성 위상차 필름과 +ｃ-플레이트를이용한 ｉｐｓ 액정표시장치
KR20080036406A (ko) * 2006-10-23 2008-04-28 주식회사 엘지화학 광학필름, 위상차 필름, 및 이들을 포함하는 액정 표시장치

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100223601B1 (ko) * 1997-05-29 1999-10-15 윤종용 액정 표시 장치
TWI242083B (en) * 2003-08-11 2005-10-21 Sony Corp Liquid crystal display device
US7400371B2 (en) * 2004-02-03 2008-07-15 Sumitomo Chemical Company, Limited Liquid crystal display having particular retardation plate
JP3851919B2 (ja) * 2004-12-20 2006-11-29 日東電工株式会社 液晶パネルおよび液晶表示装置
JP3883134B2 (ja) * 2005-01-25 2007-02-21 日東電工株式会社 液晶表示装置
KR20070106763A (ko) * 2005-02-08 2007-11-05 니폰 오일 코포레이션 (신 니혼 세키유 가부시키 가이샤) 호메오트로픽 배향 액정필름, 이를 이용한 광학필름 및화상표시장치
US7671945B2 (en) * 2005-09-30 2010-03-02 Teledyne Scientific & Imaging, Llc UV curable alignment material for fabrication of monolithic compensators for liquid crystal displays
JP2007279127A (ja) * 2006-04-03 2007-10-25 Nitto Denko Corp 液晶パネル、液晶テレビ、および液晶表示装置
US7751006B2 (en) * 2006-09-29 2010-07-06 Dai Nippon Printing Co., Ltd. Optical element, liquid crystal display device member with the optical element, liquid crystal display device with the liquid crystal display device member, method of producing the optical element and method of evaluating birefringence functional layer

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20050049137A (ko) * 2003-11-21 2005-05-25 주식회사 엘지화학 양의 이축성 위상차 필름을 이용한 시야각 보상필름을포함하는 면상 스위칭 액정 표시장치
KR20050073221A (ko) * 2004-01-09 2005-07-13 주식회사 엘지화학 음의 이축성 위상차 필름과 +ｃ-플레이트를 이용한 시야각보상필름을 포함하는 면상 스위칭 액정 표시장치
KR20060045914A (ko) * 2004-05-07 2006-05-17 후지 샤신 필름 가부시기가이샤 액정 표시 장치
KR20060130502A (ko) * 2005-06-14 2006-12-19 주식회사 엘지화학 두 장의 음(-)의 이축성 위상차 필름과 +ｃ-플레이트를이용한 ｉｐｓ 액정표시장치
KR20080036406A (ko) * 2006-10-23 2008-04-28 주식회사 엘지화학 광학필름, 위상차 필름, 및 이들을 포함하는 액정 표시장치

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of EP2322980A4 *

Also Published As

Publication number Publication date
US8243239B2 (en) 2012-08-14
WO2010024573A2 (ko) 2010-03-04
CN102132199A (zh) 2011-07-20
CN102132199B (zh) 2013-11-13
JP2012501464A (ja) 2012-01-19
KR20100025171A (ko) 2010-03-09
EP2322980A4 (en) 2011-08-24
TWI395018B (zh) 2013-05-01
JP5376473B2 (ja) 2013-12-25
US20100053508A1 (en) 2010-03-04
EP2322980A2 (en) 2011-05-18
WO2010024573A9 (ko) 2010-09-10
KR101197162B1 (ko) 2012-11-09
EP2322980B1 (en) 2012-12-26
TW201015160A (en) 2010-04-16

Similar Documents

Publication Publication Date Title
WO2010024573A3 (ko) 면상 스위칭 모드 액정 표시 장치
WO2005065057A3 (en) In-plane switching liquid crystal display comprising compensation film for angular field of view using negative biaxial retardation film and (+) c-plate
TW200710513A (en) In-plane switching liquid crystal display having simple structure
WO2006050154A3 (en) Multi-film compensated liquid crystal display with initial homogeneous alignment
EP2012149A4 (en) DELAYING FILM, POLARIZING PLATE AND LIQUID CRYSTAL DISPLAY
TW200704984A (en) IPS mode liquid crystal display using two sheets of biaxial negative retardation films and A+ C-plate
TW200700848A (en) Vertically aligned liquid crystal display
WO2009013917A1 (ja) 液晶表示装置及び偏光板
TW200619700A (en) Liquid crystal panel and liquid crystal display apparatus
EP2463708A3 (en) Liquid crystal display device
TW200702773A (en) Liquid crystal display device
TW200801610A (en) Liquid crystal panel, and liquid crystal display device
TW200641486A (en) Liquid crystal display device
WO2008102624A1 (ja) 表面保護フィルム付偏光板、表面保護フィルム付液晶パネル、および画像表示装置
WO2012008802A3 (ko) 시야각 및 색 특성이 우수한 ｅｃｂ-ｌｃｄ
EP1975686A3 (en) Liquid crystal display provided with an optical phase retarder
TW200604598A (en) In-plane switching liquid crystal display including viewing angle compensation film using A-plate
TW200745683A (en) Liquid crystal display device
TW200739148A (en) Composite polarizing plate with wide field of view and liquid crystal display
EP2045651A3 (en) Liquid crystal panel and liquid crystal display device
WO2009050912A1 (ja) 液晶表示装置
TW200639494A (en) Liquid crystal display device
TW200736726A (en) Display device
TW200604636A (en) Liquid crystal display
EP1672412A3 (en) Color liquid crystal display device

Legal Events

Date Code Title Description
WWE Wipo information: entry into national phase

Ref document number: 200980133443.5

Country of ref document: CN

121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 09810178

Country of ref document: EP

Kind code of ref document: A2

WWE Wipo information: entry into national phase

Ref document number: 2009810178

Country of ref document: EP

ENP Entry into the national phase

Ref document number: 2011524897

Country of ref document: JP

Kind code of ref document: A

NENP Non-entry into the national phase

Ref country code: DE