ATE178645T1 - Flüssigkristall lichtmodulierungs-vorrichtung und -material - Google Patents

Flüssigkristall lichtmodulierungs-vorrichtung und -material

Info

Publication number
ATE178645T1
ATE178645T1 AT92911438T AT92911438T ATE178645T1 AT E178645 T1 ATE178645 T1 AT E178645T1 AT 92911438 T AT92911438 T AT 92911438T AT 92911438 T AT92911438 T AT 92911438T AT E178645 T1 ATE178645 T1 AT E178645T1
Authority
AT
Austria
Prior art keywords
liquid crystal
optical state
light modulating
chiral nematic
crystal light
Prior art date
Application number
AT92911438T
Other languages
English (en)
Inventor
William J Doane
Deng-Ke Yang
Liang-Chy Chien
Original Assignee
Univ Kent State Ohio
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 Univ Kent State Ohio filed Critical Univ Kent State Ohio
Application granted granted Critical
Publication of ATE178645T1 publication Critical patent/ATE178645T1/de

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
    • G02F1/13718—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 a change of the texture state of a cholesteric liquid crystal
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K19/00—Liquid crystal materials
    • C09K19/02—Liquid crystal materials characterised by optical, electrical or physical properties of the components, in general
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K19/00—Liquid crystal materials
    • C09K19/52—Liquid crystal materials characterised by components which are not liquid crystals, e.g. additives with special physical aspect: solvents, solid particles
    • C09K19/54—Additives having no specific mesophase characterised by their chemical composition
    • C09K19/542—Macromolecular compounds
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K19/00—Liquid crystal materials
    • C09K19/52—Liquid crystal materials characterised by components which are not liquid crystals, e.g. additives with special physical aspect: solvents, solid particles
    • C09K19/54—Additives having no specific mesophase characterised by their chemical composition
    • C09K19/542—Macromolecular compounds
    • C09K19/544—Macromolecular compounds as dispersing or encapsulating medium around the liquid crystal
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K19/00—Liquid crystal materials
    • C09K19/52—Liquid crystal materials characterised by components which are not liquid crystals, e.g. additives with special physical aspect: solvents, solid particles
    • C09K19/58—Dopants or charge transfer agents
    • C09K19/586—Optically active dopants; chiral dopants
    • 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 
    • G02F1/0128—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 electro-mechanical, magneto-mechanical, elasto-optic effects
    • G02F1/0131—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 electro-mechanical, magneto-mechanical, elasto-optic effects based on photo-elastic effects, e.g. mechanically induced birefringence
    • 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
    • G02F1/1334—Constructional arrangements; Manufacturing methods based on polymer dispersed liquid crystals, e.g. microencapsulated liquid crystals
    • G02F1/13345—Network or three-dimensional gels
    • 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
    • G02F1/1334—Constructional arrangements; Manufacturing methods based on polymer dispersed liquid crystals, e.g. microencapsulated liquid crystals
    • G02F1/13347—Constructional arrangements; Manufacturing methods based on polymer dispersed liquid crystals, e.g. microencapsulated liquid crystals working in reverse mode, i.e. clear in the off-state and scattering in the on-state
    • 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
    • G02F1/13775—Polymer-stabilized liquid crystal layers
AT92911438T 1991-05-02 1992-04-28 Flüssigkristall lichtmodulierungs-vorrichtung und -material ATE178645T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US69484091A 1991-05-02 1991-05-02

Publications (1)

Publication Number Publication Date
ATE178645T1 true ATE178645T1 (de) 1999-04-15

Family

ID=24790473

Family Applications (1)

Application Number Title Priority Date Filing Date
AT92911438T ATE178645T1 (de) 1991-05-02 1992-04-28 Flüssigkristall lichtmodulierungs-vorrichtung und -material

Country Status (13)

Country Link
US (1) US5384067A (de)
EP (1) EP0582656B1 (de)
JP (1) JP3330940B2 (de)
KR (1) KR100193354B1 (de)
CN (1) CN1054208C (de)
AT (1) ATE178645T1 (de)
CA (1) CA2102199A1 (de)
DE (1) DE69228874T2 (de)
ES (1) ES2129447T3 (de)
HK (1) HK1014023A1 (de)
IL (1) IL101766A (de)
NO (1) NO933845L (de)
WO (1) WO1992019695A2 (de)

Families Citing this family (167)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5437811A (en) * 1991-05-02 1995-08-01 Kent State University Liquid crystalline light modulating device and material
US5695682A (en) * 1991-05-02 1997-12-09 Kent State University Liquid crystalline light modulating device and material
US5453863A (en) * 1991-05-02 1995-09-26 Kent State University Multistable chiral nematic displays
US5847798A (en) * 1991-05-02 1998-12-08 Kent State University Polymer stabilized black-white cholesteric reflective display
KR100320567B1 (ko) * 1992-05-18 2002-06-20 액정광변조장치및재료
US5408187A (en) * 1993-03-17 1995-04-18 Mackie; Alexander S. Electrical fault indicator utilizing a liquid crystal polymer gel dispersion exhibiting two stable contrasting optical states at zero field
KR0166943B1 (ko) * 1993-03-29 1999-03-20 야스카와 히데아키 전자 기기
TW340911B (en) * 1993-05-14 1998-09-21 Tektronix Inc Low electro-optic threshold liquid crystal cell and method of fabricating the same
US5625477A (en) * 1994-04-11 1997-04-29 Advanced Display Systems, Inc. Zero field multistable cholesteric liquid crystal displays
US5641426A (en) * 1994-04-29 1997-06-24 Minnesota Mining And Manufacturing Company Light modulating device having a vinyl ether-based matrix
US5674576A (en) * 1994-09-21 1997-10-07 Nec Corporation Liquid crystalline optical device operable at a low drive voltage
US6154190A (en) * 1995-02-17 2000-11-28 Kent State University Dynamic drive methods and apparatus for a bistable liquid crystal display
US5959707A (en) * 1995-04-24 1999-09-28 Nec Corporation Liquid crystal display having domains with different tilted-up directions as well as domains with different twist directions of lc molecules
US5668614A (en) * 1995-05-01 1997-09-16 Kent State University Pixelized liquid crystal display materials including chiral material adopted to change its chirality upon photo-irradiation
US5661533A (en) * 1995-05-19 1997-08-26 Advanced Display Systems, Inc. Ultra fast response, multistable reflective cholesteric liquid crystal displays
US5767826A (en) * 1995-12-15 1998-06-16 Xerox Corporation Subtractive color twisting ball display
US5717515A (en) * 1995-12-15 1998-02-10 Xerox Corporation Canted electric fields for addressing a twisting ball display
US5760761A (en) * 1995-12-15 1998-06-02 Xerox Corporation Highlight color twisting ball display
US5708525A (en) * 1995-12-15 1998-01-13 Xerox Corporation Applications of a transmissive twisting ball display
US5751268A (en) * 1995-12-15 1998-05-12 Xerox Corporation Pseudo-four color twisting ball display
US5892497A (en) * 1995-12-15 1999-04-06 Xerox Corporation Additive color transmissive twisting ball display
US5737115A (en) * 1995-12-15 1998-04-07 Xerox Corporation Additive color tristate light valve twisting ball display
US5717514A (en) * 1995-12-15 1998-02-10 Xerox Corporation Polychromal segmented balls for a twisting ball display
US5739801A (en) * 1995-12-15 1998-04-14 Xerox Corporation Multithreshold addressing of a twisting ball display
US5982346A (en) * 1995-12-15 1999-11-09 Xerox Corporation Fabrication of a twisting ball display having two or more different kinds of balls
JPH09179086A (ja) * 1995-12-27 1997-07-11 Toshiba Corp 液晶表示素子
US5906770A (en) * 1996-02-26 1999-05-25 Lucent Technologies Inc. Polymer-dispersed liquid crystal composition
US5801796A (en) * 1996-05-10 1998-09-01 International Business Machines Corporation Stacked parallax-free liquid crystal display cell
JP3334030B2 (ja) * 1996-06-20 2002-10-15 ミノルタ株式会社 液晶素子
US5942157A (en) * 1996-07-12 1999-08-24 Science Applications International Corporation Switchable volume hologram materials and devices
US7312906B2 (en) * 1996-07-12 2007-12-25 Science Applications International Corporation Switchable polymer-dispersed liquid crystal optical elements
US6867888B2 (en) * 1996-07-12 2005-03-15 Science Applications International Corporation Switchable polymer-dispersed liquid crystal optical elements
US6821457B1 (en) * 1998-07-29 2004-11-23 Science Applications International Corporation Electrically switchable polymer-dispersed liquid crystal materials including switchable optical couplers and reconfigurable optical interconnects
US7077984B1 (en) 1996-07-12 2006-07-18 Science Applications International Corporation Electrically switchable polymer-dispersed liquid crystal materials
US6540938B1 (en) 1996-07-26 2003-04-01 International Business Machines Corporation Liquid crystalline light-modulating device
JP2000515648A (ja) * 1996-08-07 2000-11-21 ピルキントン ピーエルシー 光変調液晶装置
US5933203A (en) * 1997-01-08 1999-08-03 Advanced Display Systems, Inc. Apparatus for and method of driving a cholesteric liquid crystal flat panel display
US5875012A (en) * 1997-01-31 1999-02-23 Xerox Corporation Broadband reflective display, and methods of forming the same
US6034752A (en) 1997-03-22 2000-03-07 Kent Displays Incorporated Display device reflecting visible and infrared radiation
US6504580B1 (en) 1997-03-24 2003-01-07 Evolve Products, Inc. Non-Telephonic, non-remote controller, wireless information presentation device with advertising display
US6963386B2 (en) * 1997-03-25 2005-11-08 Magink Display Technologies, Ltd. Modular front-lit display panel
EP1012659A4 (de) 1997-03-25 2002-10-02 Sixeye Ltd Modulare, frontseitig beleugtete anzeigetafel
FR2763145B1 (fr) * 1997-05-07 1999-07-30 Centre Nat Rech Scient Dispositif a cristaux liquides comprenant des moyens d'ancrage perfectionnes sur au moins une plaque de confinement donnant une orientation degeneree sans memoire
JPH10307287A (ja) * 1997-05-09 1998-11-17 Minolta Co Ltd 液晶素子及びその製造方法
US6268840B1 (en) 1997-05-12 2001-07-31 Kent Displays Incorporated Unipolar waveform drive method and apparatus for a bistable liquid crystal display
US6133895A (en) * 1997-06-04 2000-10-17 Kent Displays Incorporated Cumulative drive scheme and method for a liquid crystal display
GB2329481A (en) * 1997-09-19 1999-03-24 Sharp Kk Supertwist nematic liquid crystal
IT1297025B1 (it) * 1997-12-29 1999-08-03 Sniaricerche S C P A Pellicole elettroottiche a polimeri dispersi a cristalli liquidi aventi morfologia inversa
US5976428A (en) * 1998-01-09 1999-11-02 Xerox Corporation Method and apparatus for controlling formation of two-color balls for a twisting ball display
US5900192A (en) * 1998-01-09 1999-05-04 Xerox Corporation Method and apparatus for fabricating very small two-color balls for a twisting ball display
GB2334111A (en) * 1998-02-04 1999-08-11 Ibm High reflectivity liquid crystal display cell
JP4081907B2 (ja) 1998-04-15 2008-04-30 コニカミノルタホールディングス株式会社 液晶表示装置及び液晶表示素子の駆動方法
US6414669B1 (en) 1998-05-14 2002-07-02 Minolta Co., Ltd. Driving method and apparatus for liquid crystal display device
JP3713954B2 (ja) * 1998-05-14 2005-11-09 コニカミノルタホールディングス株式会社 液晶表示素子の駆動方法
JP3740856B2 (ja) 1998-08-18 2006-02-01 コニカミノルタホールディングス株式会社 液晶組成物及びこれを用いた液晶表示素子
JP2000129261A (ja) 1998-08-18 2000-05-09 Minolta Co Ltd 液晶組成物及び液晶光変調素子
US6348908B1 (en) 1998-09-15 2002-02-19 Xerox Corporation Ambient energy powered display
JP2000127683A (ja) * 1998-10-28 2000-05-09 Nanokkusu Kk 電子黒板装置
US6927765B1 (en) * 1998-11-17 2005-08-09 Minolta Co., Ltd. Liquid crystal display device and driving method thereof
JP3353226B2 (ja) 1999-03-23 2002-12-03 ミノルタ株式会社 情報電子機器
JP2000278573A (ja) 1999-03-23 2000-10-06 Minolta Co Ltd データ記憶媒体の駆動システム
TW523727B (en) * 1999-05-27 2003-03-11 Koninkl Philips Electronics Nv Display device
US6532052B1 (en) 1999-08-23 2003-03-11 Kent Displays, Inc. Brightness enhancement for bistable cholesteric displays
US7009666B2 (en) * 1999-08-23 2006-03-07 Kent Displays Incorporated Back lit cholesteric liquid crystal display
US6440252B1 (en) 1999-12-17 2002-08-27 Xerox Corporation Method for rotatable element assembly
US6545671B1 (en) 2000-03-02 2003-04-08 Xerox Corporation Rotating element sheet material with reversible highlighting
US8531276B2 (en) * 2000-03-15 2013-09-10 Logitech Europe S.A. State-based remote control system
US6784805B2 (en) * 2000-03-15 2004-08-31 Intrigue Technologies Inc. State-based remote control system
US6498674B1 (en) 2000-04-14 2002-12-24 Xerox Corporation Rotating element sheet material with generalized containment structure
US6816138B2 (en) 2000-04-27 2004-11-09 Manning Ventures, Inc. Graphic controller for active matrix addressed bistable reflective cholesteric displays
US6819310B2 (en) 2000-04-27 2004-11-16 Manning Ventures, Inc. Active matrix addressed bistable reflective cholesteric displays
US6850217B2 (en) 2000-04-27 2005-02-01 Manning Ventures, Inc. Operating method for active matrix addressed bistable reflective cholesteric displays
US6504525B1 (en) 2000-05-03 2003-01-07 Xerox Corporation Rotating element sheet material with microstructured substrate and method of use
US6730442B1 (en) * 2000-05-24 2004-05-04 Science Applications International Corporation System and method for replicating volume holograms
TW535024B (en) * 2000-06-30 2003-06-01 Minolta Co Ltd Liquid display element and method of producing the same
JP3581925B2 (ja) * 2000-08-04 2004-10-27 コニカミノルタホールディングス株式会社 液晶光変調素子およびその製造方法
FR2811778B1 (fr) 2000-07-13 2003-06-20 Saint Gobain Dispositif electrochimique du type electrochrome ou dispositif photovoltaique et ses moyens de connexion electrique
US6847347B1 (en) * 2000-08-17 2005-01-25 Xerox Corporation Electromagnetophoretic display system and method
US6885414B1 (en) 2000-09-29 2005-04-26 Kent Optronics, Inc. Optical router switch array and method for manufacture
US6674504B1 (en) 2000-09-29 2004-01-06 Kent Optronics, Inc. Single layer multi-state ultra-fast cholesteric liquid crystal device and the fabrication methods thereof
GB0024487D0 (en) * 2000-10-05 2000-11-22 Koninkl Philips Electronics Nv Bistable chiral nematic liquid crystal display and method of driving the same
FR2815374B1 (fr) 2000-10-18 2003-06-06 Saint Gobain Vitrage feuillete et ses moyens d'etancheification peripherique
US6524500B2 (en) 2000-12-28 2003-02-25 Xerox Corporation Method for making microencapsulated gyricon beads
US6690350B2 (en) 2001-01-11 2004-02-10 Xerox Corporation Rotating element sheet material with dual vector field addressing
US8282762B2 (en) * 2001-01-11 2012-10-09 Sipix Imaging, Inc. Transmissive or reflective liquid crystal display and process for its manufacture
US7471369B2 (en) * 2001-01-11 2008-12-30 Sipix Imaging, Inc. Transmissive or reflective liquid crystal display and process for its manufacture
US6816227B2 (en) 2001-08-07 2004-11-09 Eastman Kodak Company Gray scale and color cholesteric liquid crystal displays
JP2003066429A (ja) * 2001-08-29 2003-03-05 Chisso Corp メモリー性を有する液晶表示素子
ATE339706T1 (de) * 2001-08-29 2006-10-15 Koninkl Philips Electronics Nv Löschbare bistabile anzeigevorrichtung
US6712121B2 (en) * 2001-10-12 2004-03-30 Kimberly-Clark Worldwide, Inc. Antimicrobially-treated fabrics
WO2003064544A2 (en) * 2001-10-18 2003-08-07 Northwestern University Liquid crystal-templated conducting organic polymers
US6699570B2 (en) 2001-11-06 2004-03-02 Xerox Corporation Colored cyber toner using multicolored gyricon spheres
JP4191407B2 (ja) 2001-12-27 2008-12-03 富士通株式会社 表示装置及びその駆動方法
WO2003057799A1 (fr) * 2001-12-28 2003-07-17 Asahi Glass Company, Limited Element de gradation et procede de fabrication associe
AU2003224809A1 (en) * 2002-03-27 2003-10-13 Avery Dennison Corporation Switchable electro-optical laminates
TW200401915A (en) * 2002-07-26 2004-02-01 Varintelligent Bvi Ltd High contrast black-and-white chiral nematic displays
US7619739B1 (en) 2002-08-29 2009-11-17 Science Applications International Corporation Detection and identification of biological agents using Bragg filters
US6909484B2 (en) * 2002-10-17 2005-06-21 Intel Corporation Black and white color cholesteric liquid crystal display
JP5384418B2 (ja) * 2002-10-17 2014-01-08 インテル コーポレイション 白黒コレステリック液晶ディスプレイ
US7018563B1 (en) 2002-11-26 2006-03-28 Science Applications International Corporation Tailoring material composition for optimization of application-specific switchable holograms
US7253871B2 (en) * 2003-01-09 2007-08-07 University Of Rochester Efficient room-temperature source of polarized single photons
WO2004068230A1 (ja) 2003-01-27 2004-08-12 Fujitsu Limited 記録素子及び記録装置
US6950173B1 (en) 2003-04-08 2005-09-27 Science Applications International Corporation Optimizing performance parameters for switchable polymer dispersed liquid crystal optical elements
US7090901B2 (en) * 2003-05-16 2006-08-15 Kent State University Method of making optical compensation film using polymer stablization technique
EP2273426A1 (de) 2003-09-04 2011-01-12 Fujitsu Limited Tragbare Anzeigeeinrichtung mit einer gedruckten Mehrlagenleiterplatte
US7459189B2 (en) 2003-12-19 2008-12-02 Asahi Glass Company, Limited Liquid crystal optical element and process for its production
CN100351677C (zh) * 2004-01-08 2007-11-28 电子科技大学 含纳米聚合物网络的液晶显示器
KR20050094011A (ko) * 2004-03-17 2005-09-26 비오이 하이디스 테크놀로지 주식회사 고분자 네크워크 액정 배열 방법
US20050237473A1 (en) 2004-04-27 2005-10-27 Stephenson Stanley W Coatable conductive layer
CN1318890C (zh) * 2004-06-04 2007-05-30 友达光电股份有限公司 液晶显示器的动态画面信号灰阶处理装置及其方法
US8199286B2 (en) * 2004-07-29 2012-06-12 Kent State University Polymer stabilized electrically controlled birefringence transflective LCD
US20060066803A1 (en) * 2004-09-30 2006-03-30 Aylward Peter T Substrate free flexible liquid crystal displays
ZA200705619B (en) 2005-01-10 2009-01-28 Avery Dennison Corp Removable curl labels
US7557875B2 (en) 2005-03-22 2009-07-07 Industrial Technology Research Institute High performance flexible display with improved mechanical properties having electrically modulated material mixed with binder material in a ratio between 6:1 and 0.5:1
DE102006018238A1 (de) 2005-04-20 2007-03-29 Logitech Europe S.A. System und Verfahren zur adaptiven Programmierung einer Fernbedienung
US7564528B2 (en) 2005-05-20 2009-07-21 Industrial Technology Research Institute Conductive layer to reduce drive voltage in displays
JP4794259B2 (ja) * 2005-09-28 2011-10-19 株式会社Ａｄｅｋａ 調光性液晶素子
WO2007075676A2 (en) * 2005-12-19 2007-07-05 Kent State University Electronically-controllable polarization independent liquid crystal optical medium and devices using same
US7724431B2 (en) * 2006-09-29 2010-05-25 Hewlett-Packard Development Company, L.P. Active layer
EP2094799B1 (de) 2006-11-02 2013-08-28 Avery Dennison Corporation Emulsionshaftmittel für waschbare folie
RU2415453C1 (ru) * 2007-07-02 2011-03-27 Шарп Кабусики Кайся Жидкокристаллический дисплей
US8199264B2 (en) 2007-11-26 2012-06-12 Guardian Industries Corp. Ruggedized switchable glazing comprising a liquid crystal inclusive layer and a multi-layer low-E ultraviolet blocking coating
US9333728B2 (en) 2007-11-06 2016-05-10 Guardian Industries Corp. Ruggedized switchable glazing, and/or method of making the same
EP2098584B1 (de) 2008-03-05 2011-10-12 Merck Patent GmbH Flüssigkristallines Medium und Flüssigkristallanzeige mit verdrehtem Garn
FR2933504B1 (fr) 2008-07-04 2011-11-04 Saint Gobain Procede de securisation electrique d'une alimentation electrique d'un systeme electrocommandable a proprietes optiques variables ou eclairant, utilisations du systeme securise electriquement
FR2936360B1 (fr) 2008-09-24 2011-04-01 Saint Gobain Procede de fabrication d'un masque a ouvertures submillimetriques pour grille electroconductrice submillimetrique, masque et grille electroconductrice submillimetrique.
US8269801B2 (en) * 2008-09-24 2012-09-18 3M Innovative Properties Company Unipolar gray scale drive scheme for cholesteric liquid crystal displays
FR2936358B1 (fr) 2008-09-24 2011-01-21 Saint Gobain Procede de fabrication d'un masque a ouvertures submillimetriques pour grille electroconductrice submillimetrique, masque a ouverture submillimetriques, grille electroconductrice submillimetrique.
FR2936362B1 (fr) 2008-09-25 2010-09-10 Saint Gobain Procede de fabrication d'une grille submillimetrique electroconductrice revetue d'une grille surgrille, grille submillimetrique electroconductrice revetue d'une surgrille
US20120034402A1 (en) 2009-03-30 2012-02-09 Avery Dennison Corporation Removable Adhesive Label Containing Polymeric Film Layer Having Water Affinity
US20120018098A1 (en) 2009-03-30 2012-01-26 Avery Dennison Corporation Removable Adhesive Label Containing Inherently Shrinkable Polymeric Film
RU2635037C1 (ru) 2009-03-30 2017-11-08 Авери Деннисон Корпорейшн Удаляемая самоклеящаяся этикетка, включающая слой полимерной пленки с высоким модулем упругости при растяжении
CN101852959B (zh) * 2009-04-03 2011-09-07 胜华科技股份有限公司 反射式电致变色液晶显示器
US8217930B2 (en) * 2009-08-27 2012-07-10 3M Innovative Properties Company Fast transitions of large area cholesteric displays
US9127200B2 (en) 2010-05-06 2015-09-08 Merck Patent Gmbh Liquid crystalline medium and liquid crystal display
EP2399972B1 (de) 2010-06-25 2015-11-25 Merck Patent GmbH Flüssigkristallines medium und flüssigkristallanzeige mit hoher verdrehung
FR2961916B1 (fr) 2010-06-25 2013-04-12 Saint Gobain Vitrage feuillete a diffusion variable par cristaux liquides, son procede de fabrication et dispositif pour sa fabrication
US8508401B1 (en) 2010-08-31 2013-08-13 Logitech Europe S.A. Delay fixing for command codes in a remote control system
FR2964473B1 (fr) 2010-09-03 2012-08-17 Saint Gobain Vitrage multiple a diffusion variable par cristaux liquides, son procede de fabrication
FR2965641B1 (fr) 2010-10-04 2013-10-11 Saint Gobain Vitrage multiple a diffusion variable par cristaux liquides, son procede de fabrication
JP5983599B2 (ja) 2011-03-28 2016-08-31 三菱化学株式会社 液晶素子及び液晶組成物
FR2985328B1 (fr) 2011-12-29 2013-12-20 Saint Gobain Vitrage multiple a diffusion variable par cristaux liquides
FR2985327B1 (fr) 2011-12-29 2013-12-20 Saint Gobain Vitrage multiple a diffusion variable par cristaux liquides, son procede de fabrication
FR2991064B1 (fr) 2012-05-25 2014-05-16 Saint Gobain Procede de projection ou de retroprojection sur un vitrage comprenant un element en couches transparent presentant des proprietes de reflexion diffuse
FR2991786B1 (fr) 2012-06-08 2014-06-20 Saint Gobain Ecran de projection fonctionnant en reflexion comprenant un systeme a diffusion lumineuse variable
US8845925B2 (en) * 2012-10-29 2014-09-30 Shenzhen China Star Optoelectronics Technology Co., Ltd. Liquid crystal composition and liquid crystal panel
FR2997770B1 (fr) 2012-11-07 2015-11-20 Saint Gobain Support electroconducteur pour vitrage a diffusion variable par cristaux liquides, et un tel vitrage
KR101598674B1 (ko) 2012-12-14 2016-03-02 주식회사 엘지화학 중합성 조성물
US8970810B2 (en) * 2013-01-30 2015-03-03 Kent Displays Incorporated Electronic display with internal ledges
US9517721B2 (en) 2014-08-22 2016-12-13 Guardian Industries Corp. Vehicle sunroof with switchable glazing and side-firing light emitting diodes
FR3028052B1 (fr) 2014-10-31 2017-12-08 Nexter Systems Cellule reflechissante a reflectivite modulable
CN107548471B (zh) * 2015-04-27 2021-07-02 默克专利股份有限公司 用于光学切换元件的光学切换层
CN108138052B (zh) 2015-10-06 2022-04-12 默克专利股份有限公司 手性化合物
CN108138048A (zh) 2015-10-23 2018-06-08 默克专利股份有限公司 光调制元件
TWI717472B (zh) 2016-05-18 2021-02-01 日商捷恩智股份有限公司 含有包含使液晶介質均勻配向的低分子極性化合物的液晶介質的液晶顯示元件
WO2017199512A1 (ja) 2016-05-18 2017-11-23 Jnc株式会社 液晶媒体をホモジニアス配向させる低分子極性化合物、およびそれを含有する液晶媒体
JP2019135500A (ja) * 2016-06-14 2019-08-15 三菱ケミカル株式会社 液晶素子、液晶組成物、液晶素子を用いたスクリーン及びディスプレイ
CN105938280A (zh) * 2016-06-24 2016-09-14 京东方科技集团股份有限公司 一种双面显示器及显示装置
CN109642160A (zh) 2016-08-24 2019-04-16 默克专利股份有限公司 液晶介质和液晶显示器
CN106444200B (zh) * 2016-11-24 2020-05-05 京东方科技集团股份有限公司 一种透明显示装置及显示方法
JP7160830B2 (ja) * 2017-03-29 2022-10-25 メルク・パテント・ゲゼルシヤフト・ミツト・ベシユレンクテル・ハフツング 切り替え可能な光学素子を電気的に駆動する方法
CN110651020A (zh) * 2017-05-24 2020-01-03 默克专利股份有限公司 液晶介质及pnlc光调制元件
CN107346084B (zh) 2017-07-21 2020-10-16 华南师范大学 一种全反射红外反射器件及其制备方法
FR3069660B1 (fr) 2017-07-31 2019-08-30 Saint-Gobain Glass France Dispositif electrocommandable a diffusion variable par cristaux liquides.
US10698231B2 (en) 2018-02-20 2020-06-30 Indizen Optical Technologies of America, LLC Creating rewritable lenses
GB201810633D0 (en) * 2018-06-28 2018-08-15 Univ Oxford Innovation Ltd Liquid crystal modulator
US20220107522A1 (en) * 2019-01-22 2022-04-07 Nitto Denko Corporation Polymer networked liquid crystal smart window device and methods of making the same

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3600060A (en) * 1968-02-23 1971-08-17 Ncr Co Display device containing minute droplets of cholesteric liquid crystals in a substantially continuous polymeric matrix
US3645604A (en) * 1970-08-10 1972-02-29 Bell Telephone Labor Inc Liquid crystal display
US3871904A (en) * 1971-08-20 1975-03-18 Xerox Corp Method for providing a liquid crystalline film
US3756694A (en) * 1971-09-09 1973-09-04 Sperry Rand Corp Electric field controllable birefringence liquid crystal media and optical display devices for use thereof
DE2222974C3 (de) * 1972-05-10 1978-06-01 Siemens Ag, 1000 Berlin Und 8000 Muenchen Bildspeicherschirm mit einer Mischung aus cholesterischen und nematischen Flüssigkristallen
US3872050A (en) * 1972-07-19 1975-03-18 William J Benton Polyurethane liquid crystal dispersion system and devices
CA1036699A (en) * 1974-02-28 1978-08-15 Akio Moriyama Electro-optical display device
US4087575A (en) * 1974-10-16 1978-05-02 Bichara Kamal F Liquid crystal film
US3957346A (en) * 1975-03-26 1976-05-18 Xerox Corporation Method for altering elliptically polarized light
US4097127A (en) * 1977-03-02 1978-06-27 Xerox Corporation Mixed liquid crystalline texture formation
NL8001556A (nl) * 1980-03-17 1981-10-16 Philips Nv Weergeefinrichting met vloeibaar kristal.
US4664483A (en) * 1984-02-24 1987-05-12 U.S. Philips Corporation Liquid crystal display device with a hysteresis
DE3446474A1 (de) * 1984-12-20 1986-07-03 Messerschmitt-Bölkow-Blohm GmbH, 8012 Ottobrunn Fluessigkristallmodulator zur sprach- und informationsuebertragung im sichtbaren und infratotbereich
US4890902A (en) * 1985-09-17 1990-01-02 Kent State University Liquid crystal light modulating materials with selectable viewing angles
JPS6351494A (ja) * 1986-08-19 1988-03-04 Fuji Photo Film Co Ltd 液晶光学素子
US4693560A (en) * 1986-09-25 1987-09-15 Taliq Corporation Double layer display
CA1307576C (en) * 1987-10-20 1992-09-15 Yoshi Arai Liquid crystal devices and process for producing the same
US4994204A (en) * 1988-11-04 1991-02-19 Kent State University Light modulating materials comprising a liquid crystal phase dispersed in a birefringent polymeric phase
NL8803066A (nl) * 1988-12-15 1990-07-02 Philips Nv Gietharssamenstelling, werkwijze voor het inkapselen van een elektronische component en ingekapselde elektronische component.
JPH0364731A (ja) * 1989-08-03 1991-03-20 Dainippon Ink & Chem Inc 液晶デバイスの製造方法
EP0423881B1 (de) * 1989-10-18 1994-02-09 Koninklijke Philips Electronics N.V. Flüssigkristall-Wiedergabeanordnung
NL9000808A (nl) * 1990-04-06 1991-11-01 Koninkl Philips Electronics Nv Vloeibaar kristallijn materiaal en beeldweergeefcel die dit materiaal bevat.
JPH0414015A (ja) * 1990-05-08 1992-01-20 Dainippon Ink & Chem Inc 液晶デバイス

Also Published As

Publication number Publication date
DE69228874D1 (de) 1999-05-12
KR100193354B1 (ko) 1999-06-15
IL101766A (en) 1996-09-12
JPH06507505A (ja) 1994-08-25
EP0582656B1 (de) 1999-04-07
ES2129447T3 (es) 1999-06-16
IL101766A0 (en) 1992-12-30
WO1992019695A3 (en) 1992-12-10
CA2102199A1 (en) 1992-11-03
JP3330940B2 (ja) 2002-10-07
HK1014023A1 (en) 1999-09-17
NO933845L (no) 1993-12-23
DE69228874T2 (de) 1999-07-29
NO933845D0 (no) 1993-10-26
CN1070744A (zh) 1993-04-07
EP0582656A1 (de) 1994-02-16
US5384067A (en) 1995-01-24
WO1992019695A2 (en) 1992-11-12
CN1054208C (zh) 2000-07-05
EP0582656A4 (de) 1994-04-13

Similar Documents

Publication Publication Date Title
ATE178645T1 (de) Flüssigkristall lichtmodulierungs-vorrichtung und -material
DE68927634T2 (de) Reflektive elektrooptische flüssigkristallvorrichtung und projektionsanzeigevorrichtung unter verwendung derselben
DE69429966D1 (de) Entfernungsmessgerät mit Verwendung von Lichtimpulsen
KR950701672A (ko) 액정 광 변조장치 및 재료(liquid crystalline light modulating device & material)
KR900700577A (ko) 복굴절 중합체 매트릭스에 분산된 액정 미적을 포함하는 광변조 물질
DE69512704T2 (de) Flüssigkristallanzeige mit Rücklichtsteuerfunktion
DE68925172T2 (de) Flüssigkristall-Anzeigevorrichtung zur Anzeige mit Graupegeln
KR870700142A (ko) 자기 전기 광학 효과 광 로직 장치
ATE101931T1 (de) Vorrichtung mit fluoreszierend gefaerbten, eingekapselten fluessigkristallen unter verwendung erhoehter streuung.
DE69407342D1 (de) Optische Dispersionsverzögerungsleitung und ihre Verwendung zum Verkürzen/Dehnen von Laserimpulsen
DE69221443D1 (de) Flüssigkristallichtventil und Informationsprozessor unter Verwendung desselben
DE69123604D1 (de) Elektrophoretische anzeigetafel unter verwendung von graustufenfähigkeit mit flächenmodulation
CA2057965A1 (en) Method of driving a matrix-type liquid crystal display device
DE59108558D1 (de) Ferroelektrisches Flüssigkristalldisplay mit hohem Kontrast und hoher Helligkeit
EP0625720A4 (de) Flüssigkristallelement und methode zu seiner austeuerung, flüssigkristallgerät und beleuchtungseinrichtung.
DE69227221D1 (de) Räumlicher Lichtmodulator mit Flüssigkristall
ATE276535T1 (de) Vorrichtung zur lokalen abschwächung der lichtintensität
DE69430970T2 (de) Flüssigkristall-Lichtmodulationsvorrichtung
KR900005211A (ko) 액정 광 변조소자 및 액정 광 변조장치
DE68911156D1 (de) Optische Baueinheit mit elektrooptischen Kristallelementen.
DE68926071D1 (de) Einrichtung zur optischen Modulation mit Polymerflüssigkristall
ATE210842T1 (de) Verfahren und vorrichtung zur modulation von bildern für die darstellung optischer effekte
EP0256705A3 (de) Räumlicher Lichtmodulator
AU2955089A (en) Liquid crystal light modulating device and method for driving the same
JPS646555Y2 (de)

Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties