DE68919249T2 - Optisch geschaltete ferroelektrische Flüssigkeitskristallichtabsperrvorrichtung. - Google Patents
Optisch geschaltete ferroelektrische Flüssigkeitskristallichtabsperrvorrichtung.Info
- Publication number
- DE68919249T2 DE68919249T2 DE68919249T DE68919249T DE68919249T2 DE 68919249 T2 DE68919249 T2 DE 68919249T2 DE 68919249 T DE68919249 T DE 68919249T DE 68919249 T DE68919249 T DE 68919249T DE 68919249 T2 DE68919249 T2 DE 68919249T2
- Authority
- DE
- Germany
- Prior art keywords
- liquid crystal
- light blocking
- blocking device
- crystal light
- ferroelectric liquid
- 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.)
- Expired - Fee Related
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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
- B41J2/435—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of radiation to a printing material or impression-transfer material
- B41J2/447—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of radiation to a printing material or impression-transfer material using arrays of radiation sources
- B41J2/4473—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of radiation to a printing material or impression-transfer material using arrays of radiation sources using liquid crystal [LC] arrays
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
- B41J2/435—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of radiation to a printing material or impression-transfer material
- B41J2/465—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of radiation to a printing material or impression-transfer material using masks, e.g. light-switching masks
-
- 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
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
- G11B7/135—Means for guiding the beam from the source to the record carrier or from the record carrier to the detector
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Optics & Photonics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Mathematical Physics (AREA)
- Liquid Crystal (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6896788 | 1988-03-23 | ||
JP6897088 | 1988-03-23 | ||
JP63242999A JP2540359B2 (ja) | 1988-03-23 | 1988-09-28 | 液晶光学素子 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE68919249D1 DE68919249D1 (de) | 1994-12-15 |
DE68919249T2 true DE68919249T2 (de) | 1995-03-23 |
Family
ID=27299919
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE68919249T Expired - Fee Related DE68919249T2 (de) | 1988-03-23 | 1989-03-22 | Optisch geschaltete ferroelektrische Flüssigkeitskristallichtabsperrvorrichtung. |
Country Status (4)
Country | Link |
---|---|
US (2) | US5085498A (de) |
EP (1) | EP0334340B1 (de) |
KR (1) | KR0140706B1 (de) |
DE (1) | DE68919249T2 (de) |
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE68919249T2 (de) * | 1988-03-23 | 1995-03-23 | Seiko Instr Inc | Optisch geschaltete ferroelektrische Flüssigkeitskristallichtabsperrvorrichtung. |
EP0385346B1 (de) * | 1989-02-27 | 1998-09-23 | Nippon Telegraph And Telephone Corporation | Verfahren zur Ansteuerung eines räumlichen Lichtmodulators |
JPH03278768A (ja) * | 1990-03-28 | 1991-12-10 | Sharp Corp | 画像形成システム |
JP3002757B2 (ja) * | 1990-07-04 | 2000-01-24 | キヤノン株式会社 | 画像形成方法、記録媒体、及び可視化像の再生方法 |
JP2695708B2 (ja) * | 1991-03-12 | 1998-01-14 | シャープ株式会社 | 光導電型液晶ライトバルブ |
US5327272A (en) * | 1991-03-27 | 1994-07-05 | Canon Kabushiki Kaisha | Optical modulation element |
KR960013313B1 (ko) * | 1991-07-12 | 1996-10-02 | 가부시키가이샤 한도오따이 에네루기 겐큐쇼 | 전기광학 표시장치 |
US5325137A (en) * | 1991-08-28 | 1994-06-28 | Victor Company Of Japan, Ltd. | Overhead projector with a spatial light modulator |
FR2682493B1 (fr) * | 1991-10-11 | 1994-02-04 | Thomson Lcd | Dispositif d'amelioration du contraste d'un ecran a cristal liquide et son procede de fabrication. |
JPH0777031B2 (ja) * | 1991-10-16 | 1995-08-16 | インターナショナル・ビジネス・マシーンズ・コーポレイション | 収差補償装置 |
DE4313478C1 (de) * | 1993-04-24 | 1994-09-01 | Imm Inst Mikrotech | Selektiv veränderbarer, optischer Datenspeicher und Verfahren zu seiner Herstellung |
GB2290627A (en) * | 1994-06-20 | 1996-01-03 | Sharp Kk | Spatial light modulator |
JPH08262479A (ja) * | 1995-03-28 | 1996-10-11 | Dainippon Printing Co Ltd | 撮影方法及び撮影装置 |
JPH0943581A (ja) * | 1995-08-02 | 1997-02-14 | Dainippon Printing Co Ltd | 情報記録媒体および情報記録装置 |
DE19616323A1 (de) * | 1996-04-24 | 1997-10-30 | Deutsche Telekom Ag | Vorrichtung zur lokalen Abschwächung der Lichtintensität |
KR19980033500A (ko) * | 1998-04-18 | 1998-07-25 | 이신두 | 반사형 쌍안정 네마틱 액정 표시 장치 |
US6600473B1 (en) * | 1999-01-20 | 2003-07-29 | Fuji Xerox Co., Ltd. | Photoconductive switching element, device using it, and apparatus, recording apparatus, and recording method in which the device is incorporated |
US6407797B1 (en) * | 1999-09-16 | 2002-06-18 | Council Of Scientific & Industrial Research | Polymer coated long duration optical memory device and a method for the development thereof |
US6972826B1 (en) * | 2001-03-16 | 2005-12-06 | Ec-Optics Technology Inc. | Liquid crystal based optical signal processing |
US7570331B2 (en) * | 2004-06-11 | 2009-08-04 | Dai Nippon Printing Co., Ltd. | Liquid crystal display |
US7777847B2 (en) * | 2004-06-11 | 2010-08-17 | Dai Nippon Printing Co., Ltd. | Liquid crystal display and manufacturing method of the same |
WO2010096310A2 (en) * | 2009-02-17 | 2010-08-26 | 3M Innovative Properties Company | Optical control devices and methods of making |
CA3116354A1 (en) | 2018-11-26 | 2020-06-04 | The Procter & Gamble Company | Solid pharmaceutical preparation containing lipoic acid and use thereof |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3824002A (en) * | 1972-12-04 | 1974-07-16 | Hughes Aircraft Co | Alternating current liquid crystal light value |
US4005929A (en) * | 1975-04-28 | 1977-02-01 | Xerox Corporation | Reflective imaging member |
FR2503880A1 (fr) * | 1981-04-10 | 1982-10-15 | Thomson Csf | Valve optique a cristal liquide commandee par effet photoconducteur |
US4533215A (en) * | 1982-12-02 | 1985-08-06 | The United States Of America As Represented By The Secretary Of The Navy | Real-time ultra-high resolution image projection display using laser-addressed liquid crystal light valve |
US4734558A (en) * | 1983-05-16 | 1988-03-29 | Nec Corporation | Laser machining apparatus with controllable mask |
JPS6167829A (ja) * | 1984-09-11 | 1986-04-08 | Canon Inc | カイラルスメクティック液晶素子 |
DE3504887A1 (de) * | 1985-02-13 | 1986-08-14 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Fluessigkristall-anzeigevorrichtung |
US4699498A (en) * | 1985-09-06 | 1987-10-13 | Nec Corporation | Image projector with liquid crystal light shutter |
US4672014A (en) * | 1985-10-08 | 1987-06-09 | The Mead Corporation | Exposure of imaging sheets utilizing a light valve as a wavelength transformer |
US4826293A (en) * | 1987-03-03 | 1989-05-02 | Hughes Aircraft Company | Electron beam addressed liquid crystal light valve with input sheet conductor |
US4925276A (en) * | 1987-05-01 | 1990-05-15 | Electrohome Limited | Liquid crystal light valve utilizing hydrogenated amorphous silicon photodiode |
DE68919249T2 (de) * | 1988-03-23 | 1995-03-23 | Seiko Instr Inc | Optisch geschaltete ferroelektrische Flüssigkeitskristallichtabsperrvorrichtung. |
-
1989
- 1989-03-22 DE DE68919249T patent/DE68919249T2/de not_active Expired - Fee Related
- 1989-03-22 EP EP89105175A patent/EP0334340B1/de not_active Expired - Lifetime
- 1989-03-23 US US07/328,118 patent/US5085498A/en not_active Expired - Lifetime
- 1989-03-23 KR KR1019890003645A patent/KR0140706B1/ko not_active IP Right Cessation
-
1991
- 1991-11-15 US US07/794,139 patent/US5313321A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
KR890015054A (ko) | 1989-10-28 |
DE68919249D1 (de) | 1994-12-15 |
EP0334340B1 (de) | 1994-11-09 |
KR0140706B1 (ko) | 1998-06-15 |
EP0334340A3 (de) | 1991-01-23 |
US5313321A (en) | 1994-05-17 |
EP0334340A2 (de) | 1989-09-27 |
US5085498A (en) | 1992-02-04 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |