IL101766A - Liquid crystal devices and materials for light modulation - Google Patents

Liquid crystal devices and materials for light modulation

Info

Publication number
IL101766A
IL101766A IL10176692A IL10176692A IL101766A IL 101766 A IL101766 A IL 101766A IL 10176692 A IL10176692 A IL 10176692A IL 10176692 A IL10176692 A IL 10176692A IL 101766 A IL101766 A IL 101766A
Authority
IL
Israel
Prior art keywords
liquid crystal
cell
chiral
nematic liquid
field
Prior art date
Application number
IL10176692A
Other languages
English (en)
Hebrew (he)
Other versions
IL101766A0 (en
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
Publication of IL101766A0 publication Critical patent/IL101766A0/xx
Publication of IL101766A publication Critical patent/IL101766A/en

Links

Classifications

    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL 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
    • G02F1/00Devices 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
    • G02F1/01Devices 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 
    • G02F1/13Devices 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
    • G02F1/137Devices 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
    • G02F1/13718Devices 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
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09KMATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K19/00Liquid crystal materials
    • C09K19/02Liquid crystal materials characterised by optical, electrical or physical properties of the components, in general
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09KMATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K19/00Liquid crystal materials
    • C09K19/52Liquid crystal materials characterised by components which are not liquid crystals, e.g. additives with special physical aspect: solvents, solid particles
    • C09K19/54Additives having no specific mesophase characterised by their chemical composition
    • C09K19/542Macromolecular compounds
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09KMATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K19/00Liquid crystal materials
    • C09K19/52Liquid crystal materials characterised by components which are not liquid crystals, e.g. additives with special physical aspect: solvents, solid particles
    • C09K19/54Additives having no specific mesophase characterised by their chemical composition
    • C09K19/542Macromolecular compounds
    • C09K19/544Macromolecular compounds as dispersing or encapsulating medium around the liquid crystal
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09KMATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K19/00Liquid crystal materials
    • C09K19/52Liquid crystal materials characterised by components which are not liquid crystals, e.g. additives with special physical aspect: solvents, solid particles
    • C09K19/58Dopants or charge transfer agents
    • C09K19/586Optically active dopants; chiral dopants
    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL 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
    • G02F1/00Devices 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
    • G02F1/01Devices 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 
    • G02F1/0128Devices 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
    • G02F1/0131Devices 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
    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL 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
    • G02F1/00Devices 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
    • G02F1/01Devices 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 
    • G02F1/13Devices 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
    • G02F1/133Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333Constructional arrangements; Manufacturing methods
    • G02F1/1334Constructional arrangements; Manufacturing methods based on polymer dispersed liquid crystals, e.g. microencapsulated liquid crystals
    • G02F1/13345Network or three-dimensional gels
    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL 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
    • G02F1/00Devices 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
    • G02F1/01Devices 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 
    • G02F1/13Devices 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
    • G02F1/133Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333Constructional arrangements; Manufacturing methods
    • G02F1/1334Constructional arrangements; Manufacturing methods based on polymer dispersed liquid crystals, e.g. microencapsulated liquid crystals
    • G02F1/13347Constructional 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
    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL 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
    • G02F1/00Devices 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
    • G02F1/01Devices 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 
    • G02F1/13Devices 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
    • G02F1/137Devices 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
    • G02F1/13775Polymer-stabilized liquid crystal layers

Landscapes

  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Liquid Crystal (AREA)
  • Liquid Crystal Substances (AREA)
  • Glass Compositions (AREA)
IL10176692A 1991-05-02 1992-05-01 Liquid crystal devices and materials for light modulation IL101766A (en)

Applications Claiming Priority (1)

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

Publications (2)

Publication Number Publication Date
IL101766A0 IL101766A0 (en) 1992-12-30
IL101766A true IL101766A (en) 1996-09-12

Family

ID=24790473

Family Applications (1)

Application Number Title Priority Date Filing Date
IL10176692A IL101766A (en) 1991-05-02 1992-05-01 Liquid crystal devices and materials for light modulation

Country Status (13)

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

Families Citing this family (167)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
US5695682A (en) * 1991-05-02 1997-12-09 Kent State University Liquid crystalline light modulating device and material
KR100320567B1 (ko) * 1992-05-18 2002-06-20 액정광변조장치및재료
ATE179259T1 (de) * 1992-05-18 1999-05-15 Univ Kent State Ohio Flüssigkristalline, lichtmodulierende vorrichtung und material
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
JP3610579B2 (ja) * 1993-03-29 2005-01-12 セイコーエプソン株式会社 電子機器
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
US5708525A (en) * 1995-12-15 1998-01-13 Xerox Corporation Applications of a transmissive twisting ball display
US5739801A (en) * 1995-12-15 1998-04-14 Xerox Corporation Multithreshold addressing of a twisting ball display
US5751268A (en) * 1995-12-15 1998-05-12 Xerox Corporation Pseudo-four color twisting ball display
US5760761A (en) * 1995-12-15 1998-06-02 Xerox Corporation Highlight color twisting ball display
US5767826A (en) * 1995-12-15 1998-06-16 Xerox Corporation Subtractive color twisting ball display
US5892497A (en) * 1995-12-15 1999-04-06 Xerox Corporation Additive color transmissive 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
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
US5717515A (en) * 1995-12-15 1998-02-10 Xerox Corporation Canted electric fields for addressing a twisting ball display
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
WO1998005998A1 (en) * 1996-08-07 1998-02-12 Pilkington Plc Light modulating liquid crystal devices
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 (en) 1997-03-25 2002-10-02 Sixeye Ltd MODULAR DISPLAY PANEL LIGHTED ON THE FRONT
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
US7009666B2 (en) * 1999-08-23 2006-03-07 Kent Displays Incorporated Back lit cholesteric liquid crystal display
US6532052B1 (en) 1999-08-23 2003-03-11 Kent Displays, Inc. Brightness enhancement for bistable cholesteric displays
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
US6819310B2 (en) 2000-04-27 2004-11-16 Manning Ventures, Inc. Active matrix addressed bistable reflective cholesteric displays
US6816138B2 (en) 2000-04-27 2004-11-09 Manning Ventures, Inc. Graphic controller for 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
DE60214738T2 (de) * 2001-08-29 2007-10-04 Koninklijke Philips Electronics N.V. Löschbare bistabile anzeigevorrichtung
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
US6712121B2 (en) * 2001-10-12 2004-03-30 Kimberly-Clark Worldwide, Inc. Antimicrobially-treated fabrics
AU2002365919A1 (en) * 2001-10-18 2003-09-02 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
EP1460122A1 (en) * 2001-12-28 2004-09-22 Asahi Glass Company Ltd. Dimmer element and production method therefor
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
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
US6909484B2 (en) * 2002-10-17 2005-06-21 Intel Corporation Black and white color cholesteric liquid crystal display
US7018563B1 (en) 2002-11-26 2006-03-28 Science Applications International Corporation Tailoring material composition for optimization of application-specific switchable holograms
WO2004064297A2 (en) * 2003-01-09 2004-07-29 University Of Rochester Efficient room-temperature source of polarized single photons
JP4067528B2 (ja) 2003-01-27 2008-03-26 富士通株式会社 記録素子
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
WO2005024504A1 (ja) 2003-09-04 2005-03-17 Fujitsu Limited 表示素子、表示素子駆動方法、および携帯用表示装置
DE102004060835B4 (de) 2003-12-19 2015-02-26 Asahi Glass Co., Ltd. Optisches Flüssigkristallelement und Verfahren zu dessen Herstellung
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
US9387652B2 (en) 2005-01-10 2016-07-12 Avery Dennison Corporation 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
WO2008057926A2 (en) 2006-11-02 2008-05-15 Avery Dennison Corporation Emulsion adhesive for washable film
JP4994451B2 (ja) * 2007-07-02 2012-08-08 シャープ株式会社 液晶表示装置
US9333728B2 (en) 2007-11-06 2016-05-10 Guardian Industries Corp. Ruggedized switchable glazing, and/or method of making the same
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
EP2098584B1 (en) 2008-03-05 2011-10-12 Merck Patent GmbH Liquid-crystalline medium and liquid-crystal display having high twist
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
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.
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.
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
US20120018098A1 (en) 2009-03-30 2012-01-26 Avery Dennison Corporation Removable Adhesive Label Containing Inherently Shrinkable Polymeric Film
CA2757447C (en) 2009-03-30 2017-10-24 Avery Dennison Corporation Removable adhesive label containing high tensile modulus polymeric film layer
CN102449677B (zh) 2009-03-30 2016-02-03 艾利丹尼森公司 含具有亲水性的高分子膜层的可移除粘合标签
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
EP2566934B1 (en) 2010-05-06 2016-12-07 Merck Patent GmbH Liquid crystalline medium and liquid crystal display
EP2399972B1 (en) 2010-06-25 2015-11-25 Merck Patent GmbH Liquid-crystalline medium and liquid-crystal display having high twist
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
FR2985327B1 (fr) 2011-12-29 2013-12-20 Saint Gobain Vitrage multiple a diffusion variable par cristaux liquides, son procede de fabrication
FR2985328B1 (fr) 2011-12-29 2013-12-20 Saint Gobain Vitrage multiple a diffusion variable par cristaux liquides
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
KR101499364B1 (ko) 2012-12-14 2015-03-05 주식회사 엘지화학 액정 소자
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
EP3289408B1 (de) * 2015-04-27 2020-12-16 Merck Patent GmbH Optische schaltschicht für den einsatz in einem optischen schaltelement
US10982149B2 (en) 2015-10-06 2021-04-20 Merck Patent Gmbh Chiral compounds
EP3365411B1 (en) 2015-10-23 2020-05-13 Merck Patent GmbH Light modulation element
US10865344B2 (en) 2016-05-18 2020-12-15 Jnc Corporation Low molecular weight polar compound for homogeneously aligning liquid crystal medium, and liquid crystal medium containing same
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
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
EP3602190B1 (en) * 2017-03-29 2022-03-30 Merck Patent GmbH Method for electrically driving a switchable optical element
WO2018215393A1 (en) * 2017-05-24 2018-11-29 Merck Patent Gmbh Liquid-crystal media and pnlc light modulation element
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
DE3446474C2 (de) * 1984-12-20 1987-04-09 Messerschmitt-Bölkow-Blohm GmbH, 8012 Ottobrunn Lichtmodulator auf Flüssigkristallbasis
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
DE69006570T2 (de) * 1989-10-18 1994-08-04 Philips Nv 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

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DE69228874D1 (de) 1999-05-12
EP0582656A4 (ko) 1994-04-13
US5384067A (en) 1995-01-24
NO933845D0 (no) 1993-10-26
ATE178645T1 (de) 1999-04-15
DE69228874T2 (de) 1999-07-29
KR100193354B1 (ko) 1999-06-15
EP0582656A1 (en) 1994-02-16
JP3330940B2 (ja) 2002-10-07
CN1070744A (zh) 1993-04-07
HK1014023A1 (en) 1999-09-17
WO1992019695A3 (en) 1992-12-10
IL101766A0 (en) 1992-12-30
JPH06507505A (ja) 1994-08-25
WO1992019695A2 (en) 1992-11-12
NO933845L (no) 1993-12-23
EP0582656B1 (en) 1999-04-07
CN1054208C (zh) 2000-07-05
ES2129447T3 (es) 1999-06-16
CA2102199A1 (en) 1992-11-03

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