JPH04318514A - ポリマー分散液晶セルの動作用の成形された電圧パルス方法およびそれを使用した光バルブ - Google Patents

ポリマー分散液晶セルの動作用の成形された電圧パルス方法およびそれを使用した光バルブ

Info

Publication number
JPH04318514A
JPH04318514A JP4016880A JP1688092A JPH04318514A JP H04318514 A JPH04318514 A JP H04318514A JP 4016880 A JP4016880 A JP 4016880A JP 1688092 A JP1688092 A JP 1688092A JP H04318514 A JPH04318514 A JP H04318514A
Authority
JP
Japan
Prior art keywords
voltage
liquid crystal
polymer
dispersed liquid
crystal cell
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP4016880A
Other languages
English (en)
Japanese (ja)
Inventor
Anna M Lackner
アンナ・エム・ラックナー
J David Margerum
ジェイ・デイビッド・マージラム
Elena Sherman
エレナ・シャーマン
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Raytheon Co
Original Assignee
Hughes Aircraft Co
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 Hughes Aircraft Co filed Critical Hughes Aircraft Co
Publication of JPH04318514A publication Critical patent/JPH04318514A/ja
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • 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
    • 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
    • G02F1/135—Liquid crystal cells structurally associated with a photoconducting or a ferro-electric layer, the properties of which can be optically or electrically varied
    • 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
    • G02F2203/00—Function characteristic
    • G02F2203/02—Function characteristic reflective

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mathematical Physics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Dispersion Chemistry (AREA)
  • Liquid Crystal (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
  • Liquid Crystal Display Device Control (AREA)
JP4016880A 1991-01-31 1992-01-31 ポリマー分散液晶セルの動作用の成形された電圧パルス方法およびそれを使用した光バルブ Pending JPH04318514A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US648479 1991-01-31
US07/648,479 US5170271A (en) 1991-01-31 1991-01-31 Shaped voltage pulse method for operating a polymer dispersed liquid crystal cell, and light valve employing the same

Publications (1)

Publication Number Publication Date
JPH04318514A true JPH04318514A (ja) 1992-11-10

Family

ID=24600953

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4016880A Pending JPH04318514A (ja) 1991-01-31 1992-01-31 ポリマー分散液晶セルの動作用の成形された電圧パルス方法およびそれを使用した光バルブ

Country Status (6)

Country Link
US (1) US5170271A (OSRAM)
EP (1) EP0499101B1 (OSRAM)
JP (1) JPH04318514A (OSRAM)
KR (1) KR960004149B1 (OSRAM)
DE (1) DE69206168T2 (OSRAM)
TW (1) TW216822B (OSRAM)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6122021A (en) * 1988-10-04 2000-09-19 Asahi Glass Company, Ltd. Liquid crystal display element and a projection type liquid crystal display apparatus

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5695682A (en) * 1991-05-02 1997-12-09 Kent State University Liquid crystalline light modulating device and material
US5847798A (en) * 1991-05-02 1998-12-08 Kent State University Polymer stabilized black-white cholesteric reflective display
JPH0568124A (ja) * 1991-09-09 1993-03-19 Hitachi Ltd 通信装置
US5394254A (en) * 1991-11-01 1995-02-28 Greyhawk Systems, Inc. Light valve projector assembly including fiber optic plate with fiber bundle perimeter less than twice as reflective as elsewhere
US5486936A (en) * 1992-03-25 1996-01-23 Tomoegawa Paper Co., Ltd. Optically addressed spatial light modulator
KR100320567B1 (ko) * 1992-05-18 2002-06-20 액정광변조장치및재료
ES2129463T3 (es) * 1992-05-18 1999-06-16 Univ Kent State Ohio Dispositivo y material cristalinos y liquidos de modulacion de luz.
GB9211427D0 (en) * 1992-05-29 1992-07-15 Crystalens Ltd Liquid crystal lens circuit
WO2004074916A1 (ja) * 1992-06-30 2004-09-02 Masato Okabe 高分子分散液晶記録媒体及び情報再生方法及び装置
US5737050A (en) * 1992-08-25 1998-04-07 Matsushita Electric Industrial Co., Ltd. Light valve having reduced reflected light, high brightness and high contrast
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
TW373095B (en) * 1995-06-15 1999-11-01 Canon Kk Method for driving optical modulation unit, optical modulation or image display system
GB2313223A (en) * 1996-05-17 1997-11-19 Sharp Kk Liquid crystal device
GB2313224A (en) * 1996-05-17 1997-11-19 Sharp Kk Ferroelectric liquid crystal device
US5903247A (en) * 1996-07-19 1999-05-11 The Regents Of The University Of California Servo controlled liquid crystal windows
JP3618066B2 (ja) * 1999-10-25 2005-02-09 株式会社日立製作所 液晶表示装置
US7321353B2 (en) * 2000-04-28 2008-01-22 Sharp Kabushiki Kaisha Display device method of driving same and electronic device mounting same
US6791660B1 (en) * 2002-02-12 2004-09-14 Seiko Epson Corporation Method for manufacturing electrooptical device and apparatus for manufacturing the same, electrooptical device and electronic appliances
US20050041020A1 (en) * 2003-06-17 2005-02-24 Cubic Corporation Wide temperature range PDLC shutter
FR2988865B1 (fr) * 2012-03-30 2014-04-25 Saint Gobain Alimentation d'un vitrage electrocommandable a cristaux liquides, procede d'alimentation d'un tel vitrage
CN103217818B (zh) * 2013-03-19 2014-01-01 清华大学 一种提高相控硅基液晶器件响应速度的方法
CN103197455B (zh) * 2013-03-19 2014-01-01 清华大学 一种提高相控硅基液晶器件响应速度的方法
KR102648592B1 (ko) * 2016-11-30 2024-03-15 엘지디스플레이 주식회사 차광장치, 차광장치의 제조방법, 및 차광장치를 포함한 투명표시장치
CN114563884B (zh) * 2022-02-25 2024-05-14 南方科技大学 一种针对向列型液晶分子快速响应的分段驱动方法

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5038494A (OSRAM) * 1973-08-06 1975-04-09
JPS5051692A (OSRAM) * 1973-09-07 1975-05-08
JPS5559434A (en) * 1978-10-26 1980-05-02 Nec Corp Driving method of photo writing liquid crystal light bulb element
JPS6442636A (en) * 1987-08-07 1989-02-14 Minolta Camera Kk Driving method for optical shutter
JPH01307728A (ja) * 1988-06-06 1989-12-12 Ube Ind Ltd 液晶表示装置

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4126382A (en) * 1972-09-22 1978-11-21 Giorgio Barzilai Operational method for displaying images with liquid-crystal electro-optical devices, and apparatus therefor
US3957349A (en) * 1974-07-29 1976-05-18 Xerox Corporation Imaging method
JPS5341199A (en) * 1976-08-31 1978-04-14 Sharp Corp Liquid crystal color display unit
JPS5576393A (en) * 1978-12-04 1980-06-09 Hitachi Ltd Matrix drive method for guestthostttype phase transfer liquid crystal
US4378955A (en) * 1979-08-03 1983-04-05 Hughes Aircraft Company Method of and apparatus for a multimode image display with a liquid crystal light valve
EP0087232B1 (en) * 1982-02-19 1989-08-09 The Secretary of State for Defence in Her Britannic Majesty's Government of the United Kingdom of Great Britain and Liquid crystal displays
EP0106386A3 (de) * 1982-09-23 1985-03-13 BBC Brown Boveri AG Verfahren zur Ansteuerung einer multiplexierbaren, bistabilen Flüssigkristallanzeige
US4664483A (en) * 1984-02-24 1987-05-12 U.S. Philips Corporation Liquid crystal display device with a hysteresis
JPS61163324A (ja) * 1985-01-14 1986-07-24 Canon Inc 液晶セルの駆動方法
GB8621438D0 (en) * 1986-09-05 1986-10-15 Secr Defence Electro-optic device
CA1307576C (en) * 1987-10-20 1992-09-15 Yoshi Arai Liquid crystal devices and process for producing the same
US5004323A (en) * 1988-08-30 1991-04-02 Kent State University Extended temperature range polymer dispersed liquid crystal light shutters
US5056898A (en) * 1989-07-17 1991-10-15 Polytronix, Inc. Reverse mode microdroplet liquid crystal light shutter displays

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5038494A (OSRAM) * 1973-08-06 1975-04-09
JPS5051692A (OSRAM) * 1973-09-07 1975-05-08
JPS5559434A (en) * 1978-10-26 1980-05-02 Nec Corp Driving method of photo writing liquid crystal light bulb element
JPS6442636A (en) * 1987-08-07 1989-02-14 Minolta Camera Kk Driving method for optical shutter
JPH01307728A (ja) * 1988-06-06 1989-12-12 Ube Ind Ltd 液晶表示装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6122021A (en) * 1988-10-04 2000-09-19 Asahi Glass Company, Ltd. Liquid crystal display element and a projection type liquid crystal display apparatus

Also Published As

Publication number Publication date
US5170271A (en) 1992-12-08
EP0499101A2 (en) 1992-08-19
KR920015256A (ko) 1992-08-26
DE69206168D1 (de) 1996-01-04
KR960004149B1 (ko) 1996-03-27
EP0499101A3 (en) 1992-09-09
TW216822B (OSRAM) 1993-12-01
DE69206168T2 (de) 1996-05-02
EP0499101B1 (en) 1995-11-22

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