JP4484422B2 - 双安定ネマティック液晶デバイス - Google Patents

双安定ネマティック液晶デバイス Download PDF

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Publication number
JP4484422B2
JP4484422B2 JP2002183163A JP2002183163A JP4484422B2 JP 4484422 B2 JP4484422 B2 JP 4484422B2 JP 2002183163 A JP2002183163 A JP 2002183163A JP 2002183163 A JP2002183163 A JP 2002183163A JP 4484422 B2 JP4484422 B2 JP 4484422B2
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JP
Japan
Prior art keywords
cell wall
liquid crystal
orientation
holes
hole
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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
Application number
JP2002183163A
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English (en)
Japanese (ja)
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JP2003066492A5 (enExample
JP2003066492A (ja
Inventor
ステファン・クリストファー・キトソン
エイドリアン・デレク・ゲイソウ
ジョン・クリストファー・ルーディン
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HP Inc
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Hewlett Packard Co
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Application filed by Hewlett Packard Co filed Critical Hewlett Packard Co
Publication of JP2003066492A publication Critical patent/JP2003066492A/ja
Publication of JP2003066492A5 publication Critical patent/JP2003066492A5/ja
Application granted granted Critical
Publication of JP4484422B2 publication Critical patent/JP4484422B2/ja
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Expired - Fee Related legal-status Critical Current

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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
    • G02F1/137—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
    • G02F1/1391—Bistable or multi-stable liquid crystal 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
    • G02F1/1337—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers
    • G02F1/133753—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers with different alignment orientations or pretilt angles on a same surface, e.g. for grey scale or improved viewing angle
    • 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
    • G02F1/133753—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers with different alignment orientations or pretilt angles on a same surface, e.g. for grey scale or improved viewing angle
    • G02F1/133761—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers with different alignment orientations or pretilt angles on a same surface, e.g. for grey scale or improved viewing angle with different pretilt angles
    • 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
    • G02F1/133776—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers having structures locally influencing the alignment, e.g. unevenness
    • 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
    • G02F1/13378—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers by treatment of the surface, e.g. embossing, rubbing or light irradiation

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Mathematical Physics (AREA)
  • Liquid Crystal (AREA)
JP2002183163A 2001-06-22 2002-06-24 双安定ネマティック液晶デバイス Expired - Fee Related JP4484422B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP01305418.4 2001-06-22
EP01305418A EP1271225A1 (en) 2001-06-22 2001-06-22 Bistable nematic liquid crystal device

Publications (3)

Publication Number Publication Date
JP2003066492A JP2003066492A (ja) 2003-03-05
JP2003066492A5 JP2003066492A5 (enExample) 2005-10-20
JP4484422B2 true JP4484422B2 (ja) 2010-06-16

Family

ID=8182046

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2002183163A Expired - Fee Related JP4484422B2 (ja) 2001-06-22 2002-06-24 双安定ネマティック液晶デバイス

Country Status (4)

Country Link
US (1) US6992741B2 (enExample)
EP (1) EP1271225A1 (enExample)
JP (1) JP4484422B2 (enExample)
DE (1) DE60219243T2 (enExample)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7253438B2 (en) * 2003-03-20 2007-08-07 Sharp Kabushiki Kaisha Liquid crystal display apparatus and manufacturing method therefor
GB2405217A (en) * 2003-08-22 2005-02-23 Qinetiq Ltd Phoretic display
GB0426582D0 (en) * 2004-12-03 2005-01-05 Univ Strathclyde Bistable liquid crystal device
US20060215095A1 (en) * 2005-03-26 2006-09-28 Qin Liu Laser-writing alignment marks on alignment layer to align liquid crystals
GB2424716B (en) * 2005-03-29 2010-03-24 Hewlett Packard Development Co Bistable liquid crystal display device
US7826019B2 (en) * 2005-08-31 2010-11-02 Japan Science And Technology Agency Liquid crystal display device using nematic liquid crystal and alignment layer favorable for low power consumption
GB0611141D0 (en) 2006-06-07 2006-07-19 Univ Strathclyde Multistable reflective liquid crystal device
US10708575B2 (en) 2012-06-25 2020-07-07 Sharp Kabushiki Kaisha Display system with diffuse and specular reflective modes
US9679506B2 (en) 2012-06-25 2017-06-13 Sharp Kabushiki Kaisha Multiple function display system
US10699612B2 (en) 2014-10-27 2020-06-30 Sharp Kabushiki Kaisha Display system with specular reflective mode

Family Cites Families (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4358589A (en) * 1979-02-02 1982-11-09 Veb Werk Fur Fernsehelektronik Im Veb Kombinat Mikroelektronik Nematic liquid crystal compounds
US4333708A (en) 1979-11-30 1982-06-08 Bell Telephone Laboratories, Incorporated Mechanically multistable liquid crystal cell
JPS56138712A (en) 1980-03-31 1981-10-29 Citizen Watch Co Ltd Color liquid crystal display device
GB8608276D0 (en) 1986-04-04 1986-05-08 British Telecomm Optical devices
JPH02211422A (ja) 1989-02-13 1990-08-22 Seiko Epson Corp 液晶シャッター
FR2666908B2 (fr) 1990-01-30 1992-12-18 Centre Nat Rech Scient Perfectionnements aux dispositifs optiques bistables a cristaux liquides et commande electrochirale.
FR2666923A2 (fr) 1990-06-22 1992-03-20 Centre Nat Rech Scient Perfectionnements aux afficheurs a cristal liquide nematique, a bistabilite de surface, commandes par effet flexoelectrique.
US5327271A (en) 1990-08-17 1994-07-05 Dainippon Ink And Chemical, Inc. Liquid crystal device employing polymer network on one substrate and alignment layer or polymer network on other substrate
JP3267989B2 (ja) 1991-08-26 2002-03-25 株式会社東芝 液晶配向膜の製造方法
JPH0588177A (ja) 1991-09-30 1993-04-09 Toshiba Corp 液晶表示素子
JPH0643463A (ja) * 1992-07-23 1994-02-18 Canon Inc 液晶素子
EP0636917B1 (en) 1993-07-27 1998-09-30 Sharp Kabushiki Kaisha Liquid crystal display
EP0649046B1 (en) 1993-10-19 2001-07-11 Sharp Kabushiki Kaisha A liquid crystal display device and a production method for the same
GB9402513D0 (en) 1994-02-09 1994-03-30 Secr Defence Bistable nematic liquid crystal device
TW428116B (en) 1994-05-18 2001-04-01 Matsushita Electric Industrial Co Ltd Liquid crystal display element and laminated phase difference plate used for the same
KR0148669B1 (ko) 1994-06-24 1998-11-16 가다오까 마사다까 액정소자, 그의 제조방법, 액정소자배향막의 형성방법, 액정소자배향막형성용 전사형, 그의 제조방법 및 배향막에 대한 요철모양의 전사장치
US5552611A (en) 1995-06-06 1996-09-03 International Business Machines Pseudo-random registration masks for projection lithography tool
JPH09105941A (ja) 1995-10-13 1997-04-22 Stanley Electric Co Ltd 液晶表示装置
GB9521106D0 (en) * 1995-10-16 1995-12-20 Secr Defence Bistable nematic liquid crystal device
JPH09127525A (ja) * 1995-11-06 1997-05-16 Sharp Corp 液晶表示素子およびその製造方法
US5880801A (en) * 1996-03-07 1999-03-09 California Institute Of Technology Hybrid aligned liquid crystal display employing An anodized alignment layer and method for fabrication
JP3199677B2 (ja) 1997-11-20 2001-08-20 セイコーエプソン株式会社 電気光学装置の製造方法
JPH11174498A (ja) * 1997-12-08 1999-07-02 Ricoh Co Ltd 液晶表示装置
GB9727142D0 (en) 1997-12-24 1998-02-25 Secr Defence Bistable nematic liquid crystal device
JP3481843B2 (ja) 1997-12-26 2003-12-22 シャープ株式会社 液晶表示装置
JP3977513B2 (ja) 1998-04-28 2007-09-19 東レ株式会社 分割配向用基板及びこれを用いた液晶表示装置
JP2000020653A (ja) 1998-06-30 2000-01-21 Toshiba Corp 無線カード処理装置
DE69940106D1 (de) * 1999-07-09 2009-01-29 Hewlett Packard Co Flüssigkristallanzeigevorrichtung und Verfahren zu ihrer Herstellung
EP1094103A1 (en) * 1999-10-19 2001-04-25 Rolic AG Topologically structured polymer coating
GB9928126D0 (en) * 1999-11-30 2000-01-26 Secr Defence Bistable nematic liquid crystal device
EP1139154B1 (en) * 2000-03-27 2007-05-23 Hewlett-Packard Company, A Delaware Corporation Liquid crystal alignment
EP1139152A1 (en) * 2000-03-27 2001-10-04 Hewlett-Packard Company, A Delaware Corporation Liquid crystal alignment structure
DE60034869T2 (de) * 2000-03-27 2008-02-14 Hewlett-Packard Co. (N.D.Ges.D.Staates Delaware), Palo Alto Bistabile nematische Flüssigkristallvorrichtung
EP1139150A1 (en) * 2000-03-27 2001-10-04 Hewlett-Packard Company, A Delaware Corporation Liquid crystal alignment structure

Also Published As

Publication number Publication date
EP1271225A1 (en) 2003-01-02
US20020196403A1 (en) 2002-12-26
JP2003066492A (ja) 2003-03-05
DE60219243D1 (de) 2007-05-16
DE60219243T2 (de) 2008-04-10
US6992741B2 (en) 2006-01-31

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