EP1690130A1 - Display-einrichtung mit einem weissoptimierenden bistabilen nematischen schirm und verfahren zur definition der einrichtung - Google Patents

Display-einrichtung mit einem weissoptimierenden bistabilen nematischen schirm und verfahren zur definition der einrichtung

Info

Publication number
EP1690130A1
EP1690130A1 EP04805550A EP04805550A EP1690130A1 EP 1690130 A1 EP1690130 A1 EP 1690130A1 EP 04805550 A EP04805550 A EP 04805550A EP 04805550 A EP04805550 A EP 04805550A EP 1690130 A1 EP1690130 A1 EP 1690130A1
Authority
EP
European Patent Office
Prior art keywords
orientation
observer
polarizer
range
liquid crystal
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.)
Withdrawn
Application number
EP04805550A
Other languages
English (en)
French (fr)
Inventor
Cécile Joubert
Daniel Stoenescu
Alexandre Carton;
Patrice Davi
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.)
France Brevets SAS
Original Assignee
Nemoptic SA
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 Nemoptic SA filed Critical Nemoptic SA
Publication of EP1690130A1 publication Critical patent/EP1690130A1/de
Withdrawn legal-status Critical Current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
    • G02F1/137—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
    • 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
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
EP04805550A 2003-11-28 2004-11-25 Display-einrichtung mit einem weissoptimierenden bistabilen nematischen schirm und verfahren zur definition der einrichtung Withdrawn EP1690130A1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR0313991A FR2863061B1 (fr) 2003-11-28 2003-11-28 Dispositif d'affichage a ecran de type nematique optimisant le blanc et procede de definition de ce dispositif
PCT/FR2004/003021 WO2005054940A1 (fr) 2003-11-28 2004-11-25 Dispositif d’affichage a ecran de type nematique bistable optimisant le blanc et procede de definition de ce dispositif

Publications (1)

Publication Number Publication Date
EP1690130A1 true EP1690130A1 (de) 2006-08-16

Family

ID=34566225

Family Applications (1)

Application Number Title Priority Date Filing Date
EP04805550A Withdrawn EP1690130A1 (de) 2003-11-28 2004-11-25 Display-einrichtung mit einem weissoptimierenden bistabilen nematischen schirm und verfahren zur definition der einrichtung

Country Status (8)

Country Link
US (1) US7532275B2 (de)
EP (1) EP1690130A1 (de)
JP (1) JP5230859B2 (de)
KR (1) KR101265335B1 (de)
CN (1) CN100541303C (de)
FR (1) FR2863061B1 (de)
TW (1) TWI406028B (de)
WO (1) WO2005054940A1 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2863062B1 (fr) * 2003-11-28 2006-03-17 Nemoptic Dispositif d'affichage a ecran de type nematique bistable optimisant le noir et procede de definition de ce dispositif
US7106411B2 (en) 2004-05-05 2006-09-12 Imax Corporation Conversion of cinema theatre to a super cinema theatre
EP2178079B1 (de) 2008-10-15 2014-07-30 France Brevets Energiesparendes Verfahren zum Markieren eines Bereichs eines Flüssigkristallbildschirms
US20110065081A1 (en) * 2009-09-17 2011-03-17 Shengmin Wen Electrically erasable writable educational flash card

Family Cites Families (23)

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Publication number Priority date Publication date Assignee Title
US5278684A (en) * 1986-12-11 1994-01-11 Fujitsu Limited Parallel aligned chiral nematic liquid crystal display element
JPH01254990A (ja) * 1988-04-04 1989-10-11 Matsushita Electric Ind Co Ltd ホログラム記録装置
US5040876A (en) * 1990-03-07 1991-08-20 Bell Communications Research, Inc. Liquid crystal light modulators with asymmetrical interfaces
JP3634390B2 (ja) * 1992-07-16 2005-03-30 セイコーエプソン株式会社 液晶電気光学素子
GB9402513D0 (en) * 1994-02-09 1994-03-30 Secr Defence Bistable nematic liquid crystal device
FR2740894B1 (fr) * 1995-11-08 1998-01-23 Centre Nat Rech Scient Dispositif d'affichage perfectionne a base de cristaux liquides et a effet bistable
FR2741165B1 (fr) * 1995-11-10 1998-01-30 Ist Naz Fisica Della Materia Dispositif d'affichage bistable a base de cristaux liquides nematiques autorisant des teintes de gris
JP3563233B2 (ja) * 1996-05-10 2004-09-08 シチズン時計株式会社 液晶シャッタの駆動方法
US6038001A (en) * 1996-08-13 2000-03-14 Casio Computer Co., Ltd. Bistable nematic liquid crystal which remains tilted in first and second states and which is tilted according to driving voltage
US6057817A (en) * 1996-12-17 2000-05-02 Casio Computer Co., Ltd. Liquid crystal display device having bistable nematic liquid crystal and method of driving the same
TW384410B (en) * 1996-12-17 2000-03-11 Casio Computer Co Ltd Liquid crystal display device having bistable nematic liquid crystal and method of driving the same
KR100417918B1 (ko) * 1999-03-12 2004-02-11 엘지.필립스 엘시디 주식회사 셀 구성을 최적화한 반사형 액정표시장치
FR2808890B1 (fr) * 2000-05-12 2002-08-09 Nemoptic Dispositif bistable d'affichage en reflexion avec contraste inverse
FR2808891B1 (fr) * 2000-05-12 2003-07-25 Nemoptic Dispositif bistable d'affichage en reflexion
GB2367177A (en) * 2000-09-23 2002-03-27 Sharp Kk Operating a bistable liquid crystal display
JP2003015133A (ja) * 2001-04-27 2003-01-15 Citizen Watch Co Ltd 液晶表示装置
US7224417B2 (en) * 2001-05-04 2007-05-29 Nemoptic Nematic liquid crystal bistable display device with grey level
FR2825480B1 (fr) * 2001-05-31 2003-12-19 Nemoptic Polyimides pour ancrage de cristaux liquides, dispositifs d'affichage les incluant et procede de preparation de ces dispositifs
FR2829244B1 (fr) * 2001-08-29 2004-09-10 Nemoptic Dispositif d'affichage bistable a cristal liquide nematique a masque optique perfectionne
US6784955B2 (en) * 2001-10-01 2004-08-31 The Hong Kong University Of Science And Technology Optically optimized permanently bistable twisted nematic liquid crystal displays
FR2863062B1 (fr) * 2003-11-28 2006-03-17 Nemoptic Dispositif d'affichage a ecran de type nematique bistable optimisant le noir et procede de definition de ce dispositif
US7327420B2 (en) * 2004-11-12 2008-02-05 Research Foundation Of The University Of Central Florida, Incorporated Reflective liquid crystal projection displays with low voltage and high contrast using improved bisector effect
US7705939B2 (en) * 2006-05-31 2010-04-27 The Hong Kong University Of Science And Technology Transflective liquid crystal display

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See references of WO2005054940A1 *

Also Published As

Publication number Publication date
US7532275B2 (en) 2009-05-12
WO2005054940A1 (fr) 2005-06-16
JP2007512561A (ja) 2007-05-17
KR20060115906A (ko) 2006-11-10
CN100541303C (zh) 2009-09-16
FR2863061A1 (fr) 2005-06-03
US20070103619A1 (en) 2007-05-10
TW200527039A (en) 2005-08-16
TWI406028B (zh) 2013-08-21
CN1997934A (zh) 2007-07-11
KR101265335B1 (ko) 2013-05-20
JP5230859B2 (ja) 2013-07-10
FR2863061B1 (fr) 2006-02-24

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