SG87003A1 - Liquid crystal color shutters using reflective polarizer - Google Patents

Liquid crystal color shutters using reflective polarizer

Info

Publication number
SG87003A1
SG87003A1 SG9802653A SG1998002653A SG87003A1 SG 87003 A1 SG87003 A1 SG 87003A1 SG 9802653 A SG9802653 A SG 9802653A SG 1998002653 A SG1998002653 A SG 1998002653A SG 87003 A1 SG87003 A1 SG 87003A1
Authority
SG
Singapore
Prior art keywords
liquid crystal
reflective polarizer
crystal color
color shutters
shutters
Prior art date
Application number
SG9802653A
Other languages
English (en)
Inventor
Richard M Knox
Original Assignee
Univ Duke
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 Duke filed Critical Univ Duke
Publication of SG87003A1 publication Critical patent/SG87003A1/en

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1347—Arrangement of liquid crystal layers or cells in which the final condition of one light beam is achieved by the addition of the effects of two or more layers or cells
    • G02F1/13471—Arrangement of liquid crystal layers or cells in which the final condition of one light beam is achieved by the addition of the effects of two or more layers or cells in which all the liquid crystal cells or layers remain transparent, e.g. FLC, ECB, DAP, HAN, TN, STN, SBE-LC cells
    • G02F1/13473—Arrangement of liquid crystal layers or cells in which the final condition of one light beam is achieved by the addition of the effects of two or more layers or cells in which all the liquid crystal cells or layers remain transparent, e.g. FLC, ECB, DAP, HAN, TN, STN, SBE-LC cells for wavelength filtering or for colour display without the use of colour mosaic filters
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/74—Projection arrangements for image reproduction, e.g. using eidophor
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21K—TECHNIQUES FOR HANDLING PARTICLES OR IONISING RADIATION NOT OTHERWISE PROVIDED FOR; IRRADIATION DEVICES; GAMMA RAY OR X-RAY MICROSCOPES
    • G21K1/00—Arrangements for handling particles or ionising radiation, e.g. focusing or moderating
    • G21K1/02—Arrangements for handling particles or ionising radiation, e.g. focusing or moderating using diaphragms, collimators
    • G21K1/04—Arrangements for handling particles or ionising radiation, e.g. focusing or moderating using diaphragms, collimators using variable diaphragms, shutters, choppers
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/133528—Polarisers
    • G02F1/133536—Reflective polarizers
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/133528—Polarisers
    • G02F1/133545—Dielectric stack polarisers

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • Mathematical Physics (AREA)
  • High Energy & Nuclear Physics (AREA)
  • General Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Signal Processing (AREA)
  • Liquid Crystal (AREA)
  • Polarising Elements (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
SG9802653A 1997-07-31 1998-07-24 Liquid crystal color shutters using reflective polarizer SG87003A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US5429297P 1997-07-31 1997-07-31
US09/110,652 US6204901B1 (en) 1997-07-31 1998-07-07 Liquid crystal color shutters that include reflective polarizers that pass color components of light of a first polarization and that reflect a majority of color components of light of a second polarization

Publications (1)

Publication Number Publication Date
SG87003A1 true SG87003A1 (en) 2002-03-19

Family

ID=26732846

Family Applications (1)

Application Number Title Priority Date Filing Date
SG9802653A SG87003A1 (en) 1997-07-31 1998-07-24 Liquid crystal color shutters using reflective polarizer

Country Status (6)

Country Link
US (1) US6204901B1 (zh)
EP (1) EP0895116A3 (zh)
JP (1) JPH11142838A (zh)
KR (1) KR19990014296A (zh)
CN (1) CN1154868C (zh)
SG (1) SG87003A1 (zh)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU8244598A (en) * 1997-07-18 1999-02-10 Citizen Watch Co. Ltd. Liquid crystal display
DE19815337C2 (de) * 1998-04-06 2001-07-05 Deutsche Telekom Ag Vorrichtung zur lokalen Abschwächung der Lichtintensität im Sehfeld einer lichtempfindlichen Beobachtungseinrichtung
JP3997602B2 (ja) * 1998-05-13 2007-10-24 ソニー株式会社 調光装置
GB9917973D0 (en) * 1999-07-31 1999-09-29 Thomson Training & Simulation Image display apparatus
JP2001100029A (ja) * 1999-09-29 2001-04-13 Fujitsu General Ltd 偏光カラーフィルタ及びこのフィルタを用いた映像投影装置
JP3766586B2 (ja) * 2000-10-02 2006-04-12 株式会社日立製作所 光学エンジン、映像表示装置及び色切替方法
JP2003302699A (ja) * 2002-02-05 2003-10-24 Sharp Corp 画像表示装置および画像シフト素子
JP4822432B2 (ja) * 2006-07-25 2011-11-24 日東電工株式会社 液晶パネル、及び液晶表示装置
DK1970734T3 (da) * 2007-03-12 2012-01-16 Jds Uniphase Corp Fremgangsmåde til fremstilling af en afstandsvarierende bølgeplade med flydende krystaller
US8107152B2 (en) * 2007-08-29 2012-01-31 Nova Photonics Electro-optical tunable birefringent filter
US7982955B2 (en) 2007-11-20 2011-07-19 Cambridge Research & Instrumentation, Inc. Birefringent filter using reflective polarizers and dichroic elements
WO2012015220A2 (ko) * 2010-07-27 2012-02-02 Choi Uk 편광디스플레이장치
JP5909975B2 (ja) * 2011-10-06 2016-04-27 ソニー株式会社 撮像装置および電子機器
US20130120695A1 (en) * 2011-10-26 2013-05-16 Coadna Photonics Inc. Tunable Flat-Top Liquid Crystal Optical Filter
DE102014113700A1 (de) * 2014-09-23 2016-03-24 Hella Kgaa Hueck & Co. Scheinwerfer für Fahrzeuge
FR3054328B1 (fr) * 2016-07-22 2019-08-16 Valeo Comfort And Driving Assistance Dispositif de generation d'image et afficheur tete haute
CN108401447B (zh) * 2018-03-02 2020-10-20 香港应用科技研究院有限公司 具有快速响应和提高的转向分辨率的束转向设备

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1994002879A1 (en) * 1992-05-15 1994-02-03 The University Of Colorado Foundation, Inc. Chiral smectic liquid crystal polarization interference filters
WO1994016355A1 (en) * 1992-12-31 1994-07-21 Minnesota Mining And Manufacturing Company Cholesteric polarizer for liquid crystal display and overhead projector
WO1995017692A1 (en) * 1993-12-21 1995-06-29 Minnesota Mining And Manufacturing Company Reflective polarizer with brightness enhancement
US5548422A (en) * 1993-06-28 1996-08-20 In Focus Systems, Inc. Notch filters with cholesteric polarizers with birefringent film and linear polarizer

Family Cites Families (44)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2915847C2 (de) * 1978-09-29 1986-01-16 Nitto Electric Industrial Co., Ltd., Ibaraki, Osaka Elektrooptisch aktivierbare Anzeige
US4544237A (en) 1981-12-28 1985-10-01 Hughes Aircraft Company High efficiency optical tank for two-color liquid crystal light valve image projection with color selective prepolarization
US4425028A (en) 1981-12-28 1984-01-10 Hughes Aircraft Company High efficiency optical tank for three color liquid crystal light valve image projection with color selective prepolarization and single projection lens
JPS6113885A (ja) 1984-06-29 1986-01-22 Sony Corp 投射型画像表示装置
GB8804402D0 (en) 1988-02-25 1988-03-23 Emi Plc Thorn Display device
JP2731169B2 (ja) 1988-07-18 1998-03-25 株式会社日立製作所 近距離観視用投写形ディスプレイ装置
JPH02211418A (ja) 1989-02-13 1990-08-22 Seiko Epson Corp 光学装置
US5486949A (en) 1989-06-20 1996-01-23 The Dow Chemical Company Birefringent interference polarizer
US5122905A (en) 1989-06-20 1992-06-16 The Dow Chemical Company Relective polymeric body
JPH0363690A (ja) 1989-07-31 1991-03-19 Canon Inc 投射型表示装置
GB8922415D0 (en) 1989-10-05 1989-11-22 Emi Plc Thorn A screen and projector for use in a front projection system
US5132826A (en) 1989-10-30 1992-07-21 The University Of Colorado Foundation, Inc. Ferroelectric liquid crystal tunable filters and color generation
JP3191292B2 (ja) 1989-12-18 2001-07-23 セイコーエプソン株式会社 投写型表示装置
JPH03241983A (ja) 1990-02-20 1991-10-29 Canon Inc 背面投写型受像機
JPH03243932A (ja) 1990-02-22 1991-10-30 Canon Inc 背面投写型受像機
JPH0453929A (ja) 1990-06-22 1992-02-21 Fujitsu Ltd 反射型液晶装置
GB9026151D0 (en) 1990-11-30 1991-01-16 Emi Plc Thorn Display device
JP2575558Y2 (ja) 1990-12-26 1998-07-02 エルジー電子株式会社 液晶投写形ディスプレイの光学系構造
FR2673006B1 (fr) 1991-02-19 1993-10-22 Hughes Aircraft Cy Systeme de projection a reflexion a valve de lumiere a cristal liquide.
US5347378A (en) 1991-04-04 1994-09-13 Displaytech, Inc. Fast switching color filters for frame-sequential video using ferroelectric liquid crystal color-selective filters
US5467154A (en) 1992-02-20 1995-11-14 Kopin Corporation Projection monitor
US5692820A (en) 1992-02-20 1997-12-02 Kopin Corporation Projection monitor
US5416618A (en) 1992-11-10 1995-05-16 The United States Of America As Represented By The Administrator Of The National Aeronautics & Space Administration Full complex modulation using two one-parameter spatial light modulators
US5333072A (en) 1992-12-31 1994-07-26 Minnesota Mining And Manufacturing Company Reflective liquid crystal display overhead projection system using a reflective linear polarizer and a fresnel lens
JP3168770B2 (ja) 1993-06-03 2001-05-21 松下電器産業株式会社 偏光装置および該偏光装置を用いた投写型表示装置
US5337106A (en) 1993-06-09 1994-08-09 Kowa Company, Ltd. Liquid-crystal image director for single-lens-reflex camera
US5619355A (en) 1993-10-05 1997-04-08 The Regents Of The University Of Colorado Liquid crystal handedness switch and color filter
BE1007592A3 (nl) * 1993-10-06 1995-08-16 Philips Electronics Nv Reflecterend beeldprojectiescherm en beeldprojectiesysteem bevattende een dergelijk beeldprojectiescherm.
BE1007864A3 (nl) 1993-12-10 1995-11-07 Philips Electronics Nv Beeldprojectiesysteem.
JP3278521B2 (ja) 1994-01-28 2002-04-30 松下電器産業株式会社 背面投写型画像表示装置
US5467146A (en) 1994-03-31 1995-11-14 Texas Instruments Incorporated Illumination control unit for display system with spatial light modulator
US5627666A (en) * 1994-07-27 1997-05-06 Board Of Regents Of The University Of Colorado Liquid crystal phase modulator using cholesteric circular polarizers
SG47360A1 (en) 1994-11-14 1998-04-17 Hoffmann La Roche Colour display with serially-connected lc filters
KR0147607B1 (ko) 1994-11-25 1998-09-15 김광호 반사형 액정 투사장치의 광학계
US5517340A (en) 1995-01-30 1996-05-14 International Business Machines Corporation High performance projection display with two light valves
US5594591A (en) 1995-02-01 1997-01-14 Pioneer Electronic Corporation Prism system and a liquid crystal projection device
US5751384A (en) 1995-05-23 1998-05-12 The Board Of Regents Of The University Of Colorado Color polarizers for polarizing an additive color spectrum along a first axis and it's compliment along a second axis
US5999240A (en) * 1995-05-23 1999-12-07 Colorlink, Inc. Optical retarder stack pair for transforming input light into polarization states having saturated color spectra
US5658490A (en) * 1995-04-07 1997-08-19 Board Of Regents Of The University Of Colorado Liquid crystal achromatic compound retarder
US5822021A (en) * 1996-05-14 1998-10-13 Colorlink, Inc. Color shutter liquid crystal display system
US5929946A (en) * 1995-05-23 1999-07-27 Colorlink, Inc. Retarder stack for preconditioning light for a modulator having modulation and isotropic states of polarization
US5621486A (en) 1995-06-22 1997-04-15 International Business Machines Corporation Efficient optical system for a high resolution projection display employing reflection light valves
JPH09159983A (ja) 1995-12-08 1997-06-20 Mitsubishi Electric Corp 投写型表示装置及びマルチビジョン投写型表示装置
US6181386B1 (en) 1995-12-29 2001-01-30 Duke University Projecting images

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1994002879A1 (en) * 1992-05-15 1994-02-03 The University Of Colorado Foundation, Inc. Chiral smectic liquid crystal polarization interference filters
WO1994016355A1 (en) * 1992-12-31 1994-07-21 Minnesota Mining And Manufacturing Company Cholesteric polarizer for liquid crystal display and overhead projector
US5548422A (en) * 1993-06-28 1996-08-20 In Focus Systems, Inc. Notch filters with cholesteric polarizers with birefringent film and linear polarizer
WO1995017692A1 (en) * 1993-12-21 1995-06-29 Minnesota Mining And Manufacturing Company Reflective polarizer with brightness enhancement

Also Published As

Publication number Publication date
CN1154868C (zh) 2004-06-23
JPH11142838A (ja) 1999-05-28
CN1224177A (zh) 1999-07-28
KR19990014296A (ko) 1999-02-25
EP0895116A2 (en) 1999-02-03
EP0895116A3 (en) 1999-12-29
US6204901B1 (en) 2001-03-20

Similar Documents

Publication Publication Date Title
EP0996027A4 (en) REFLECTIVE COLOR LIQUID CRYSTAL DISPLAY
EP1014161A4 (en) REFLECTIVE LIQUID CRYSTAL DISPLAY
GB2327137B (en) Liquid crystal display
GB2326012B (en) Liquid crystal display
GB9821311D0 (en) Reflective liquid crystal display device
EP0933663A4 (en) LIQUID CRYSTAL DISPLAY
HK1022191A1 (en) Liquid crystal display
GB9622733D0 (en) Reflective liquid crystal device
AU7356596A (en) Liquid crystal shutter
HK1022954A1 (en) Liquid crystal display
HK1022953A1 (en) Liquid crystal display
DE69833534D1 (de) Flüssigkristallfarbprojektor
SG87003A1 (en) Liquid crystal color shutters using reflective polarizer
GB9804140D0 (en) Electro-optical liquid-crystal display
AU2172900A (en) Multi-twist color liquid crystal display
EP0996025A4 (en) LIQUID CRYSTAL DISPLAY
EP1150142A4 (en) COLOR POLARIZER WITH SUPPORT FOR LIQUID CRYSTAL PROJECTOR AND ASSOCIATED PROJECTOR
GB2306016B (en) Reflective liquid crystal display
GB9804984D0 (en) Electro-optical liquid-crystal display
EP1018664A4 (en) LIQUID CRYSTAL DISPLAY
GB9721906D0 (en) Reflective liquid crystal device
HK1022527A1 (en) Liquid crystal display
EP0903612A4 (en) LIQUID CRYSTAL DISPLAY
SG47941A1 (en) Liquid crystal alignment
GB2313204A8 (en) Liquid crystal display element