HK1138648A1 - Liquid crystal display device with improved viewing angle and television set with such a device - Google Patents

Liquid crystal display device with improved viewing angle and television set with such a device

Info

Publication number
HK1138648A1
HK1138648A1 HK10105269.1A HK10105269A HK1138648A1 HK 1138648 A1 HK1138648 A1 HK 1138648A1 HK 10105269 A HK10105269 A HK 10105269A HK 1138648 A1 HK1138648 A1 HK 1138648A1
Authority
HK
Hong Kong
Prior art keywords
liquid crystal
cell
viewing angle
crystal display
display device
Prior art date
Application number
HK10105269.1A
Other languages
English (en)
Inventor
Kazuhiko Ohsawa
Tetsushi Yoshida
Original Assignee
Casio Computer Co 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 Casio Computer Co Ltd filed Critical Casio Computer Co Ltd
Publication of HK1138648A1 publication Critical patent/HK1138648A1/xx

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
    • 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
    • G02F1/137—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
    • G02F1/1396—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 liquid crystal being selectively controlled between a twisted state and a non-twisted state, e.g. TN-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
    • G02F2203/00—Function characteristic
    • G02F2203/66—Normally white display, i.e. the off state being white
    • 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
    • G02F2413/10—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 refractive index ellipsoid inclined, or tilted, relative to the LC-layer surface O plate
    • G02F2413/105—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 refractive index ellipsoid inclined, or tilted, relative to the LC-layer surface O plate with varying inclination in thickness direction, e.g. hybrid oriented discotic LC

Landscapes

  • 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)
  • Transforming Electric Information Into Light Information (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
HK10105269.1A 2007-01-26 2010-05-28 Liquid crystal display device with improved viewing angle and television set with such a device HK1138648A1 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2007016655 2007-01-26
JP2007125782 2007-05-10
JP2008008077A JP4311492B2 (ja) 2007-01-26 2008-01-17 液晶表示素子及び放送受信装置
PCT/JP2008/051593 WO2008091022A1 (en) 2007-01-26 2008-01-24 Liquid crystal display device with improved viewing angle and television set with such a device

Publications (1)

Publication Number Publication Date
HK1138648A1 true HK1138648A1 (en) 2010-08-27

Family

ID=39316157

Family Applications (1)

Application Number Title Priority Date Filing Date
HK10105269.1A HK1138648A1 (en) 2007-01-26 2010-05-28 Liquid crystal display device with improved viewing angle and television set with such a device

Country Status (9)

Country Link
US (1) US7667802B2 (xx)
EP (1) EP2106567B1 (xx)
JP (1) JP4311492B2 (xx)
KR (1) KR101171426B1 (xx)
CN (2) CN102226857B (xx)
AT (1) ATE538408T1 (xx)
HK (1) HK1138648A1 (xx)
TW (1) TWI385440B (xx)
WO (1) WO2008091022A1 (xx)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8199283B2 (en) * 2008-02-27 2012-06-12 Stanley Electric Co., Ltd. Vertical alignment type liquid crystal display device with viewing angle characteristics improved by disposing optical plates
JP5544844B2 (ja) * 2009-11-27 2014-07-09 カシオ計算機株式会社 液晶表示素子
JP5380387B2 (ja) * 2010-07-22 2014-01-08 株式会社ジャパンディスプレイ 液晶表示装置
JP5879278B2 (ja) * 2012-01-30 2016-03-08 富士フイルム株式会社 液晶表示装置
JP5879277B2 (ja) * 2012-01-30 2016-03-08 富士フイルム株式会社 液晶表示装置
KR102068767B1 (ko) * 2013-01-28 2020-01-22 엘지디스플레이 주식회사 입체 영상 디스플레이 장치
KR101821732B1 (ko) * 2013-12-02 2018-01-25 삼성전자주식회사 광학 필름, 그 제조 방법 및 표시 장치
JP6359338B2 (ja) * 2014-05-22 2018-07-18 スタンレー電気株式会社 液晶表示装置
JP2017194672A (ja) * 2016-04-18 2017-10-26 日東電工株式会社 液晶表示装置
CN108927019B (zh) * 2017-05-24 2021-03-02 北京赛特超润界面科技有限公司 一种嵌段共聚物膜与功能性孔膜杂化的盐差发电膜的制备方法
KR102449450B1 (ko) * 2018-02-08 2022-09-30 삼성디스플레이 주식회사 압력 센서 부재 및 이를 포함하는 표시 장치
JP7225509B2 (ja) * 2018-09-04 2023-02-21 エルジー・ケム・リミテッド 透過度可変デバイス
CN113625492A (zh) * 2020-05-06 2021-11-09 群创光电股份有限公司 电子装置

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2803230B2 (ja) 1989-10-19 1998-09-24 旭硝子株式会社 液晶素子及びそれを用いた偏光変換素子及びその駆動法
CN1035790C (zh) * 1993-02-02 1997-09-03 洛克威尔国际有限公司 液晶显示补偿器
GB2314642A (en) * 1996-06-26 1998-01-07 Sharp Kk Twisted nematic liquid crystal device
JP4032568B2 (ja) 1999-06-30 2008-01-16 カシオ計算機株式会社 液晶表示装置
JP3993000B2 (ja) 2002-03-08 2007-10-17 シャープ株式会社 液晶表示装置のリターデーションの設定方法
JP3863446B2 (ja) * 2002-03-08 2006-12-27 シャープ株式会社 液晶表示装置
JP4687507B2 (ja) 2005-03-09 2011-05-25 カシオ計算機株式会社 液晶表示素子
JP2007206661A (ja) * 2005-04-25 2007-08-16 Nitto Denko Corp 液晶パネルおよび液晶表示装置

Also Published As

Publication number Publication date
TW200839377A (en) 2008-10-01
ATE538408T1 (de) 2012-01-15
EP2106567B1 (en) 2011-12-21
US7667802B2 (en) 2010-02-23
JP4311492B2 (ja) 2009-08-12
WO2008091022A1 (en) 2008-07-31
CN102226857A (zh) 2011-10-26
CN101600988B (zh) 2011-07-06
CN102226857B (zh) 2014-03-05
JP2008304895A (ja) 2008-12-18
EP2106567A1 (en) 2009-10-07
KR20090094468A (ko) 2009-09-07
TWI385440B (zh) 2013-02-11
CN101600988A (zh) 2009-12-09
US20080180604A1 (en) 2008-07-31
KR101171426B1 (ko) 2012-08-06

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Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20160124