TWI399588B - Liquid crystal panel and liquid crystal display device - Google Patents

Liquid crystal panel and liquid crystal display device Download PDF

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Publication number
TWI399588B
TWI399588B TW097145382A TW97145382A TWI399588B TW I399588 B TWI399588 B TW I399588B TW 097145382 A TW097145382 A TW 097145382A TW 97145382 A TW97145382 A TW 97145382A TW I399588 B TWI399588 B TW I399588B
Authority
TW
Taiwan
Prior art keywords
liquid crystal
optical element
anisotropic optical
film
crystal cell
Prior art date
Application number
TW097145382A
Other languages
English (en)
Chinese (zh)
Other versions
TW200931132A (en
Inventor
Masatoshi Tomonaga
Hiroyuki Takemoto
Original Assignee
Nitto Denko Corp
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 Nitto Denko Corp filed Critical Nitto Denko Corp
Publication of TW200931132A publication Critical patent/TW200931132A/zh
Application granted granted Critical
Publication of TWI399588B publication Critical patent/TWI399588B/zh

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Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/30—Polarising elements
    • G02B5/3025—Polarisers, i.e. arrangements capable of producing a definite output polarisation state from an unpolarised input state
    • G02B5/3033—Polarisers, i.e. arrangements capable of producing a definite output polarisation state from an unpolarised input state in the form of a thin sheet or foil, e.g. Polaroid
    • G02B5/3041—Polarisers, i.e. arrangements capable of producing a definite output polarisation state from an unpolarised input state in the form of a thin sheet or foil, e.g. Polaroid comprising multiple thin layers, e.g. multilayer stacks
    • 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
    • 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
    • G02F1/1343—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
    • 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
    • G02F1/134372—Electrodes characterised by their geometrical arrangement for fringe field switching [FFS] where the common electrode is not patterned
    • 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
    • G02F2413/08—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
    • 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
    • G02F2413/13—Positive birefingence
    • 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
    • G02F2413/14—Negative birefingence

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Liquid Crystal (AREA)
  • Polarising Elements (AREA)
TW097145382A 2007-12-07 2008-11-24 Liquid crystal panel and liquid crystal display device TWI399588B (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2007317442A JP4938632B2 (ja) 2007-12-07 2007-12-07 液晶パネル及び液晶表示装置

Publications (2)

Publication Number Publication Date
TW200931132A TW200931132A (en) 2009-07-16
TWI399588B true TWI399588B (zh) 2013-06-21

Family

ID=40717572

Family Applications (1)

Application Number Title Priority Date Filing Date
TW097145382A TWI399588B (zh) 2007-12-07 2008-11-24 Liquid crystal panel and liquid crystal display device

Country Status (6)

Country Link
US (1) US8274627B2 (enExample)
JP (1) JP4938632B2 (enExample)
KR (2) KR101214416B1 (enExample)
CN (1) CN101849207B (enExample)
TW (1) TWI399588B (enExample)
WO (1) WO2009072391A1 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI588569B (zh) * 2013-10-31 2017-06-21 Nitto Denko Corp A liquid crystal panel, and a laminate of a polarizer and a retardation layer

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US8203673B2 (en) * 2006-11-17 2012-06-19 Nippon Oil Corporation Elliptical polarizer and vertical alignment type liquid crystal display device comprising the same
JP2009075533A (ja) * 2007-08-31 2009-04-09 Nippon Oil Corp 楕円偏光板および液晶表示装置
JP2009300760A (ja) * 2008-06-13 2009-12-24 Nippon Oil Corp 楕円偏光板およびそれを用いた垂直配向型液晶表示装置
JP4575978B2 (ja) * 2008-10-31 2010-11-04 日東電工株式会社 液晶表示装置
KR101253048B1 (ko) * 2008-12-31 2013-04-12 엘지디스플레이 주식회사 광시야각 액정표시소자
JP5377252B2 (ja) * 2009-11-27 2013-12-25 日東電工株式会社 画像表示装置
KR101293786B1 (ko) * 2009-12-31 2013-08-06 제일모직주식회사 편광자, 그 제조방법 및 이를 포함하는 편광판
KR101437139B1 (ko) * 2010-12-29 2014-09-02 제일모직주식회사 편광판, 광학장치 및 편광판 제조방법
KR20120077196A (ko) * 2010-12-30 2012-07-10 제일모직주식회사 광학필름 및 이를 포함하는 액정 디스플레이
JP5877017B2 (ja) * 2011-08-30 2016-03-02 富士フイルム株式会社 光学積層フィルム、並びにそれを用いた偏光板及び液晶表示装置
US9158143B2 (en) * 2011-09-12 2015-10-13 Apple Inc. Dual purpose touch sensor panel and optical retarder
US8780301B2 (en) * 2011-10-07 2014-07-15 Japan Display West Inc. Liquid crystal display device
WO2013065679A1 (ja) * 2011-10-31 2013-05-10 コニカミノルタホールディングス株式会社 光学反射フィルム及びそれを用いた光学反射体
JP2013101420A (ja) * 2011-11-07 2013-05-23 Japan Display West Co Ltd 表示装置及び電子機器
JP2013225014A (ja) * 2012-04-20 2013-10-31 Japan Display Inc 液晶表示装置
JP6116220B2 (ja) * 2012-12-12 2017-04-19 三菱電機株式会社 液晶表示パネル
US9081230B2 (en) 2013-05-06 2015-07-14 Apple Inc. Liquid crystal displays with reduced light leakage
JP2015038598A (ja) * 2013-07-18 2015-02-26 富士フイルム株式会社 位相差フィルム、偏光板および液晶表示装置
JP6376849B2 (ja) 2014-06-05 2018-08-22 日東電工株式会社 位相差フィルムの製造方法および積層偏光板の製造方法
JP6418929B2 (ja) 2014-12-08 2018-11-07 日東電工株式会社 位相差フィルムの製造方法および積層偏光板の製造方法
US9898114B2 (en) * 2014-12-23 2018-02-20 Intel Corporation Electroactive privacy layer of a display device
JP6437854B2 (ja) * 2015-03-17 2018-12-12 日東電工株式会社 液晶パネルおよび液晶表示装置
KR101953368B1 (ko) * 2015-04-30 2019-02-28 주식회사 엘지화학 액정 소자
JP2016224182A (ja) * 2015-05-28 2016-12-28 日東電工株式会社 偏光板および液晶表示装置
WO2017026459A1 (ja) * 2015-08-13 2017-02-16 日本ゼオン株式会社 液晶表示装置
JP6301885B2 (ja) * 2015-08-31 2018-03-28 日東電工株式会社 光学補償層付偏光板およびそれを用いた有機ｅｌパネル
JP6801667B2 (ja) 2015-09-30 2020-12-16 日本ゼオン株式会社 液晶表示装置
JP6944759B2 (ja) * 2015-10-13 2021-10-06 日東電工株式会社 粘着剤層付き偏光板
KR102528299B1 (ko) * 2016-05-25 2023-05-04 삼성디스플레이 주식회사 위상차필름 및 이를 구비한 플렉서블 디스플레이 장치
US10215368B2 (en) * 2016-06-03 2019-02-26 Applied Materials, Inc. Energy efficient communication and display device
WO2017221405A1 (ja) 2016-06-24 2017-12-28 日東電工株式会社 長尺光学フィルム積層体、長尺光学フィルム積層体のロール及びｉｐｓ液晶表示装置
JP6454756B2 (ja) * 2017-06-02 2019-01-16 日東電工株式会社 液晶表示装置
JP6708996B2 (ja) * 2017-09-15 2020-06-10 東洋紡株式会社 偏光子保護フィルム、偏光板及び液晶表示装置
CN108174098A (zh) * 2017-12-29 2018-06-15 武汉大学 一种灰尘检测装置及方法
JP6896118B1 (ja) 2020-01-23 2021-06-30 日東電工株式会社 液晶表示装置
JP7807878B2 (ja) 2021-06-18 2026-01-28 日東電工株式会社 位相差フィルムの製造方法
JP7793330B2 (ja) * 2021-10-04 2026-01-05 日東電工株式会社 位相差層付偏光板および画像表示装置
KR20240146576A (ko) 2023-03-29 2024-10-08 스미또모 가가꾸 가부시끼가이샤 적층체, 편광판 및 화상 표시 장치
KR20240146577A (ko) 2023-03-29 2024-10-08 스미또모 가가꾸 가부시끼가이샤 적층체, 편광판 및 화상 표시 장치
KR20240146578A (ko) 2023-03-29 2024-10-08 스미또모 가가꾸 가부시끼가이샤 적층체, 편광판 및 화상 표시 장치
KR20240146579A (ko) 2023-03-29 2024-10-08 스미또모 가가꾸 가부시끼가이샤 적층체, 편광판 및 화상 표시 장치
TW202530381A (zh) 2023-11-02 2025-08-01 日商住友化學股份有限公司 聚合性液晶組合物、光學異向性膜、積層體、偏光板及圖像顯示裝置
TW202540391A (zh) 2023-11-02 2025-10-16 日商住友化學股份有限公司 聚合性液晶組合物、光學異向性膜、積層體、偏光板及圖像顯示裝置

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Publication number Priority date Publication date Assignee Title
TW200527078A (en) * 2004-01-09 2005-08-16 Lg Chemical Ltd In-plane switching liquid crystal display comprising compensation film for angular field of view using negative biaxial retardation film and (+)C-plate
US20060062934A1 (en) * 2004-08-26 2006-03-23 Nitto Denko Corporation Retardation film and method of producing the same, and optical film, liquid crystal panel, and liquid crystal display apparatus all using the retardation film
JP2007148099A (ja) * 2005-11-29 2007-06-14 Nitto Denko Corp ポジティブｃプレートの製造方法及びポジティブｃプレート、そのポジティブｃプレートを用いた液晶パネル及び液晶表示装置

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI588569B (zh) * 2013-10-31 2017-06-21 Nitto Denko Corp A liquid crystal panel, and a laminate of a polarizer and a retardation layer
US9927656B2 (en) 2013-10-31 2018-03-27 Nitto Denko Corporation Liquid crystal panel and polarizing laminate for use in the liquid crystal panel

Also Published As

Publication number Publication date
JP4938632B2 (ja) 2012-05-23
CN101849207A (zh) 2010-09-29
KR20100083184A (ko) 2010-07-21
KR101214416B1 (ko) 2012-12-21
KR20110115177A (ko) 2011-10-20
JP2009139747A (ja) 2009-06-25
TW200931132A (en) 2009-07-16
US8274627B2 (en) 2012-09-25
CN101849207B (zh) 2012-07-18
US20100309414A1 (en) 2010-12-09
WO2009072391A1 (ja) 2009-06-11

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