FR2209121A1 - - Google Patents

Info

Publication number
FR2209121A1
FR2209121A1 FR7343000A FR7343000A FR2209121A1 FR 2209121 A1 FR2209121 A1 FR 2209121A1 FR 7343000 A FR7343000 A FR 7343000A FR 7343000 A FR7343000 A FR 7343000A FR 2209121 A1 FR2209121 A1 FR 2209121A1
Authority
FR
France
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.)
Granted
Application number
FR7343000A
Other languages
French (fr)
Other versions
FR2209121B1 (enrdf_load_stackoverflow
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 FR2209121A1 publication Critical patent/FR2209121A1/fr
Application granted granted Critical
Publication of FR2209121B1 publication Critical patent/FR2209121B1/fr
Expired 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
    • 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
    • G02F1/1354—Liquid crystal cells structurally associated with a photoconducting or a ferro-electric layer, the properties of which can be optically or electrically varied having a particular photoconducting structure or material

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Liquid Crystal (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
FR7343000A 1972-12-04 1973-12-03 Expired FR2209121B1 (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00312097A US3824002A (en) 1972-12-04 1972-12-04 Alternating current liquid crystal light value

Publications (2)

Publication Number Publication Date
FR2209121A1 true FR2209121A1 (enrdf_load_stackoverflow) 1974-06-28
FR2209121B1 FR2209121B1 (enrdf_load_stackoverflow) 1977-06-10

Family

ID=23209867

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7343000A Expired FR2209121B1 (enrdf_load_stackoverflow) 1972-12-04 1973-12-03

Country Status (5)

Country Link
US (1) US3824002A (enrdf_load_stackoverflow)
JP (1) JPS5330508B2 (enrdf_load_stackoverflow)
FR (1) FR2209121B1 (enrdf_load_stackoverflow)
IT (1) IT997834B (enrdf_load_stackoverflow)
SE (1) SE397590B (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0041647A1 (fr) * 1980-06-11 1981-12-16 Cables Cortaillod S.A. Convertisseur infrarouge
WO1988003664A1 (en) * 1986-11-06 1988-05-19 Hughes Aircraft Company Electron beam addressed liquid crystal light valve

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GB1430611A (en) * 1973-01-11 1976-03-31 Marconi Co Ltd Liquid crystal display devices
US3952193A (en) * 1974-09-25 1976-04-20 Xerox Corporation Imaging method with U.V. excitation of liquid crystal
US3976361A (en) * 1974-11-18 1976-08-24 Hughes Aircraft Company Charge storage diode with graded defect density photocapacitive layer
US3971931A (en) * 1975-01-23 1976-07-27 The United States Of America As Represented By The Secretary Of The Navy Led image tube light valve
US4127322A (en) * 1975-12-05 1978-11-28 Hughes Aircraft Company High brightness full color image light valve projection system
US4012119A (en) * 1975-12-12 1977-03-15 Xerox Corporation Direct current liquid crystal display with highly reflecting dielectric mirror
US4018509A (en) * 1976-03-08 1977-04-19 Hughes Aircraft Company Optical data processing system with reflective liquid crystal light valve
US4019807A (en) * 1976-03-08 1977-04-26 Hughes Aircraft Company Reflective liquid crystal light valve with hybrid field effect mode
JPS52110081A (en) * 1976-03-13 1977-09-14 Fuji Xerox Co Ltd Image display element for radiation
US4032954A (en) * 1976-06-01 1977-06-28 Hughes Aircraft Company Silicon single crystal charge storage diode
US4093357A (en) * 1977-04-05 1978-06-06 Hughes Aircraft Company Cermet interface for electro-optical devices
IL54544A0 (en) * 1977-05-02 1978-07-31 Hughes Aircraft Co Liquid crystal light valve
US4156558A (en) * 1977-08-04 1979-05-29 Grumman Aerospace Corporation Incoherent to coherent transducer and method of manufacture
US4272157A (en) * 1979-03-28 1981-06-09 The Ohio State University Multi-stable optical system
US4239347A (en) * 1979-05-29 1980-12-16 Hughes Aircraft Company Semiconductor light valve having improved counterelectrode structure
US4290083A (en) * 1979-12-28 1981-09-15 Collender Robert B Stereoscopic television (unaided) on standard bandwidth-method and apparatus
US4344668A (en) * 1980-03-17 1982-08-17 Hughes Aircraft Company Fiber optic light traps for electro-optical display devices
US4323920A (en) * 1980-05-19 1982-04-06 Collender Robert B Stereoscopic television (unaided with lip sync) on standard bandwidth-method and apparatus
EP0056513B1 (en) * 1981-01-19 1986-04-30 Gunson's Sortex Limited Sorting machine
AU540347B2 (en) * 1981-03-12 1984-11-15 Robert B. Collender Stereoscopic display from standard television signal
FR2503880A1 (fr) * 1981-04-10 1982-10-15 Thomson Csf Valve optique a cristal liquide commandee par effet photoconducteur
US4423927A (en) 1981-09-22 1984-01-03 The United States Of America As Represented By The Secretary Of The Army Optical, temporal bandpass filter
USRE33564E (en) * 1981-12-14 1991-04-02 Ballard Medical Products Foam dispensing device
US4522469A (en) * 1984-01-09 1985-06-11 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Liquid crystal light valve structures
US4602850A (en) * 1984-03-08 1986-07-29 Vidium, Inc. Light valve display having integrated driving circuits and shield electrode
US4686647A (en) * 1984-08-29 1987-08-11 Hughes Aircraft Company Numerical division of two arrays by optical processing
US4679910A (en) * 1985-03-20 1987-07-14 Hughes Aircraft Company Dual liquid-crystal cell-based visible-to-infrared dynamic image converter
IL79186A (en) * 1985-07-25 1991-08-16 Hughes Aircraft Co Reflective matrix mirror visible to infrated converter light valve
US4842376A (en) * 1985-07-25 1989-06-27 Hughes Aircraft Company Double-schottky diode liquid crystal light valve
US4672014A (en) * 1985-10-08 1987-06-09 The Mead Corporation Exposure of imaging sheets utilizing a light valve as a wavelength transformer
US4723077A (en) * 1985-12-06 1988-02-02 Hughes Aircraft Company Dual liquid crystal light valve based visible-to-infrared dynamic image converter system
US4707077A (en) * 1986-01-30 1987-11-17 Hughes Aircraft Company Real time image subtraction with a single liquid crystal light valve
JP2562300B2 (ja) * 1986-05-02 1996-12-11 セイコーエプソン株式会社 投写型カラ−表示装置
US4715689A (en) * 1986-05-20 1987-12-29 Hughes Aircraft Company Apparatus and method for spatial intensity threshold detection
US4957218A (en) * 1986-07-28 1990-09-18 Ballard Medical Products Foamer and method
EP0258927A3 (en) * 1986-08-22 1991-01-09 North American Philips Corporation Display system
US4772101A (en) * 1986-11-07 1988-09-20 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Remotely controllable real-time optical processor
US4784476A (en) * 1987-01-27 1988-11-15 Hughes Aircraft Company Nipi refractive index modulation apparatus and method
US4807976A (en) * 1987-04-01 1989-02-28 Hughes Aircraft Company Light valve system and method with pulsed readout
US4743097A (en) * 1987-04-06 1988-05-10 The United States Of America As Represented By The Secretary Of The Army Incoherent image intensity normalization, contour enhancement, and pattern recognition system
US4925276A (en) * 1987-05-01 1990-05-15 Electrohome Limited Liquid crystal light valve utilizing hydrogenated amorphous silicon photodiode
US4787713A (en) * 1987-05-22 1988-11-29 The Mead Corporation Transparent laser-addressed liquid crystal light modulator cell
US4860253A (en) * 1987-06-19 1989-08-22 Hughes Aircraft Company Associative memory system with spatial light modulator and feedback for adjustable thresholding and enhancement
US4826300A (en) * 1987-07-30 1989-05-02 Hughes Aircraft Company Silicon-on-sapphire liquid crystal light valve and method
US5151814A (en) * 1987-08-19 1992-09-29 Hughes Aircraft Company Phased array for optical beam control
US4937539A (en) * 1987-08-19 1990-06-26 Hughes Aircraft Company Phased array for optical beam control
US4799773A (en) * 1987-08-27 1989-01-24 Hughes Aircraft Company Liquid crystal light valve and associated bonding structure
US4807978A (en) * 1987-09-10 1989-02-28 Hughes Aircraft Company Color display device and method using holographic lenses
US4934782A (en) * 1988-01-19 1990-06-19 Hughes Aircraft Company Optical thresholding apparatus and method
JP2627071B2 (ja) * 1988-01-26 1997-07-02 キヤノン株式会社 光変調素子
EP0334340B1 (en) * 1988-03-23 1994-11-09 Seiko Instruments Inc. Optically switching ferroelectric liquid crystal light valve
US5160560A (en) * 1988-06-02 1992-11-03 Hughes Aircraft Company Method of producing optically flat surfaces on processed silicon wafers
US4941735A (en) * 1989-03-02 1990-07-17 University Of Colorado Foundation, Inc. Optically addressable spatial light modulator
FR2655163A1 (fr) * 1989-11-30 1991-05-31 Scanera Ste Civile Rech Dispositif de visualisation en faibles eclairements a couches de materiaux photo-electriques et electro-optiques.
US5178445A (en) * 1989-06-09 1993-01-12 Garrett Moddel Optically addressed spatial light modulator
JPH0317630A (ja) * 1989-06-15 1991-01-25 Victor Co Of Japan Ltd 画像情報変換素子
US5076670A (en) * 1989-10-13 1991-12-31 Hughes Aircraft Company Isolated pixel liquid crystal light valve structure
US5153761A (en) * 1990-03-20 1992-10-06 Everex Systems, Inc. High performance light valve having double layer photoconductor
US5177628A (en) * 1990-04-24 1993-01-05 The University Of Colorado Foundation, Inc. Self-powered optically addressed spatial light modulator
US5073010A (en) * 1990-05-11 1991-12-17 University Of Colorado Foundation, Inc. Optically addressable spatial light modulator having a distorted helix ferroelectric liquid crystal member
JP2997341B2 (ja) * 1990-07-12 2000-01-11 大日本印刷株式会社 情報記録媒体及び静電情報記録再生方法
US5182665A (en) * 1990-09-07 1993-01-26 Displaytech, Inc. Diffractive light modulator
US5552916A (en) * 1990-09-07 1996-09-03 Displaytech, Inc. Diffractive light modulator
US5153759A (en) * 1991-04-01 1992-10-06 Xerox Corporation Optically addressed light valve system
JP2658747B2 (ja) * 1992-06-16 1997-09-30 日本ビクター株式会社 誘電体ミラー及びその製造方法
DE69330735T2 (de) * 1992-07-30 2002-07-04 Hamamatsu Photonics K.K., Hamamatsu Optisch adressierter räumlicher Lichtmodulator
JP3378032B2 (ja) * 1992-08-28 2003-02-17 浜松ホトニクス株式会社 人物照合装置
US5339988A (en) * 1992-10-19 1994-08-23 Ballard Medical Products Disposable tray sump foamer, assembly and methods
US5309262A (en) * 1992-12-23 1994-05-03 Xerox Corporation Optically addressed light valve system with two dielectric mirrors separated by a light separating element
KR100226383B1 (ko) * 1993-04-22 1999-10-15 모리시타 요이찌 표시장치
JPH07134310A (ja) * 1993-11-10 1995-05-23 Fuji Xerox Co Ltd 光書き込み型電気光学装置
US5490004A (en) * 1994-05-02 1996-02-06 Hughes Jvc Tech Corp Photoconductivity reduction in cadmium telluride films for light blocking applications using nitrogen incorporation
US5716122A (en) * 1994-08-25 1998-02-10 Nikon Corporation Optical apparatus using polarizing beam splitter
US6639637B2 (en) * 2001-12-26 2003-10-28 Eastman Kodak Company Field spreading layer for dispersed liquid crystal coatings
CN114447586B (zh) * 2020-10-30 2025-06-13 京东方科技集团股份有限公司 可重构天线及其制备方法

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US2892380A (en) * 1955-01-18 1959-06-30 Foerderung Forschung Gmbh Arrangement for amplifying the light intensity of an optically projected image
FR2054446B1 (enrdf_load_stackoverflow) * 1969-07-02 1974-06-14 Thomson Csf
US3592527A (en) * 1969-11-12 1971-07-13 Gary H Conners Image display device
US3736047A (en) * 1971-08-13 1973-05-29 Optical Coating Laboratory Inc Liquid crystal display device with internal anti-reflection casting
US3700306A (en) * 1971-09-22 1972-10-24 Ncr Co Electro-optic shutter having a thin glass or silicon oxide layer between the electrodes and the liquid crystal
US3744879A (en) * 1971-10-26 1973-07-10 Hughes Aircraft Co Liquid crystal optical processor
US3723651A (en) * 1971-12-27 1973-03-27 Rca Corp Optically-scanned liquid-crystal projection display

Non-Patent Citations (4)

* Cited by examiner, † Cited by third party
Title
(REVUE US: APPLIED PHYSICS LETTERS', VOL 22, NO. 3,FEVRIER 1973: 'AC LIQUID LIGHT VALVEH T.D. *
DEARD ET AL. PAGES 90 A 92) *
DISPLAY DEVICES', G.L. GLADSTONE ET AL., PAGES 1472-1473.) *
REVUE US : 'IBM TECHNICAL DISCLOSURE BULLETIN', VOL 14, N 5, OCTOBRE 1971 'LIQUID CRYSTAL *

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0041647A1 (fr) * 1980-06-11 1981-12-16 Cables Cortaillod S.A. Convertisseur infrarouge
WO1988003664A1 (en) * 1986-11-06 1988-05-19 Hughes Aircraft Company Electron beam addressed liquid crystal light valve

Also Published As

Publication number Publication date
US3824002A (en) 1974-07-16
FR2209121B1 (enrdf_load_stackoverflow) 1977-06-10
JPS5330508B2 (enrdf_load_stackoverflow) 1978-08-28
IT997834B (it) 1975-12-30
JPS4990155A (enrdf_load_stackoverflow) 1974-08-28
SE397590B (sv) 1977-11-07

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Legal Events

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