DE69032669D1 - Verfahren zur Ansteuerung eines räumlichen Lichtmodulators - Google Patents

Verfahren zur Ansteuerung eines räumlichen Lichtmodulators

Info

Publication number
DE69032669D1
DE69032669D1 DE69032669T DE69032669T DE69032669D1 DE 69032669 D1 DE69032669 D1 DE 69032669D1 DE 69032669 T DE69032669 T DE 69032669T DE 69032669 T DE69032669 T DE 69032669T DE 69032669 D1 DE69032669 D1 DE 69032669D1
Authority
DE
Germany
Prior art keywords
controlling
light modulator
spatial light
spatial
modulator
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
Application number
DE69032669T
Other languages
English (en)
Other versions
DE69032669T2 (de
Inventor
Seiji Fukushima
Takashi Kurokawa
Haruki Kozawaguchi
Shinji Matsuo
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.)
Nippon Telegraph and Telephone Corp
Original Assignee
Nippon Telegraph and Telephone Corp
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
Priority claimed from JP1154127A external-priority patent/JPH0318829A/ja
Application filed by Nippon Telegraph and Telephone Corp filed Critical Nippon Telegraph and Telephone Corp
Application granted granted Critical
Publication of DE69032669D1 publication Critical patent/DE69032669D1/de
Publication of DE69032669T2 publication Critical patent/DE69032669T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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
    • G02F1/137—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 characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering
    • G02F1/139—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 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 orientation effects in which the liquid crystal remains transparent
    • G02F1/141—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 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 orientation effects in which the liquid crystal remains transparent using ferroelectric liquid crystals

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)
DE69032669T 1989-02-27 1990-02-26 Verfahren zur Ansteuerung eines räumlichen Lichtmodulators Expired - Fee Related DE69032669T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP4571689 1989-02-27
JP1154127A JPH0318829A (ja) 1989-06-16 1989-06-16 空間光変調素子

Publications (2)

Publication Number Publication Date
DE69032669D1 true DE69032669D1 (de) 1998-10-29
DE69032669T2 DE69032669T2 (de) 1999-06-10

Family

ID=26385774

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69032669T Expired - Fee Related DE69032669T2 (de) 1989-02-27 1990-02-26 Verfahren zur Ansteuerung eines räumlichen Lichtmodulators

Country Status (3)

Country Link
US (1) US5130830A (de)
EP (2) EP0385346B1 (de)
DE (1) DE69032669T2 (de)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5675212A (en) * 1992-04-10 1997-10-07 Candescent Technologies Corporation Spacer structures for use in flat panel displays and methods for forming same
JPH07104519B2 (ja) * 1990-01-12 1995-11-13 セイコー電子工業株式会社 光書込型液晶ライトバルブ装置の駆動方法
JP3429304B2 (ja) 1990-01-25 2003-07-22 セイコーエプソン株式会社 画像形成装置及び２次元光走査装置
JP2553773B2 (ja) * 1991-01-09 1996-11-13 松下電器産業株式会社 空間光変調素子および神経ネットワーク回路
JP3176661B2 (ja) * 1991-10-03 2001-06-18 セイコーインスツルメンツ株式会社 光書込型空間光変調器、およびその感度調整方法
US5327272A (en) * 1991-03-27 1994-07-05 Canon Kabushiki Kaisha Optical modulation element
JP2808380B2 (ja) * 1992-04-17 1998-10-08 松下電器産業株式会社 空間光変調素子の駆動方法
US5416621A (en) * 1992-06-11 1995-05-16 Matsushita Electric Industrial Co., Ltd. Driving method for ferroelectric liquid crystal spatial light modulator
JP2796596B2 (ja) * 1992-07-20 1998-09-10 セイコーインスツルメンツ株式会社 空間光変調器の駆動方法及び空間光変調器
US5465169A (en) * 1992-08-25 1995-11-07 Canon Kabushiki Kaisha Ferroelectric liquid crystal device with electroconductive protective film and electroconductive alignment film
US6388649B1 (en) 1993-03-26 2002-05-14 Matsushita Electric Industrial Co., Ltd. Spatial light modulator and a method for driving the same
US5497258A (en) * 1994-05-27 1996-03-05 The Regents Of The University Of Colorado Spatial light modulator including a VLSI chip and using solder for horizontal and vertical component positioning
JPH08262479A (ja) * 1995-03-28 1996-10-11 Dainippon Printing Co Ltd 撮影方法及び撮影装置
JP2881402B2 (ja) * 1995-06-09 1999-04-12 セイコーインスツルメンツ株式会社 液晶空間光変調器
EP0762370A3 (de) * 1995-08-02 1998-01-07 Canon Kabushiki Kaisha Ansteuerungsverfahren für ein Anzeigegerät mit optischer Modulationsvorrichtung
JPH09167873A (ja) * 1995-12-15 1997-06-24 Mitsubishi Electric Corp 半導体レーザ装置
GB9611278D0 (en) * 1996-05-30 1996-07-31 Secr Defence Multiple active computer generated hologram
TW409192B (en) * 1996-07-23 2000-10-21 Ibm A spatial light modulator and a method of assembling the same
US6297791B1 (en) * 1997-11-21 2001-10-02 Seiko Epson Corporation Adjustment method of display device
DE19822150C2 (de) * 1998-05-16 2003-09-11 Univ Stuttgart Flüssigkristalldisplay
US6268952B1 (en) * 1998-07-14 2001-07-31 Lightconnect, Inc. Micromechanical light steering optical switch
JP3878758B2 (ja) * 1998-12-04 2007-02-07 浜松ホトニクス株式会社 空間光変調装置
US6580078B1 (en) * 2000-04-07 2003-06-17 Displaytech, Inc. Ferroelectric liquid crystal infrared chopper
KR100855884B1 (ko) * 2001-12-24 2008-09-03 엘지디스플레이 주식회사 액정표시장치용 얼라인 키
GB0223396D0 (en) * 2002-10-09 2002-11-13 Holographic Imaging Llc An OASLM and a method and apparatus for driving an OASLM
JP3866670B2 (ja) * 2003-03-05 2007-01-10 ローム株式会社 液晶シャッタおよびプリントヘッド
ATE528918T1 (de) 2007-01-30 2011-10-15 Poszat Hu L L C F Bildübertragungsvorrichtung
EP2115531B1 (de) * 2007-01-30 2012-12-12 F. Poszat HU, L.L.C. Licht-raum-modulator
US8085452B2 (en) * 2007-02-05 2011-12-27 F. Poszat Hu, Llc Holographic imaging systems with DC balance
JP5205766B2 (ja) * 2007-02-14 2013-06-05 富士ゼロックス株式会社 光変調素子、並びにその駆動方法および駆動装置

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4019807A (en) * 1976-03-08 1977-04-26 Hughes Aircraft Company Reflective liquid crystal light valve with hybrid field effect mode
US4191454A (en) * 1977-06-20 1980-03-04 Hughes Aircraft Company Continuous silicon MOS AC light valve substrate
JPS59216126A (ja) * 1983-05-24 1984-12-06 Canon Inc 液晶装置
FR2581482B1 (fr) * 1985-05-03 1987-07-10 Labo Electronique Physique Photodiode pin a faible courant de fuite
GB2181263B (en) * 1985-10-02 1989-09-27 Stc Plc Optical storage medium
DE3766260D1 (de) * 1986-01-31 1991-01-03 Dainippon Ink & Chemicals Optisch aktive carbonsaeure-derivate und sie enthaltende fluessigkristalline zusammensetzungen.
US4824218A (en) * 1986-04-09 1989-04-25 Canon Kabushiki Kaisha Optical modulation apparatus using ferroelectric liquid crystal and low-resistance portions of column electrodes
US4826300A (en) * 1987-07-30 1989-05-02 Hughes Aircraft Company Silicon-on-sapphire liquid crystal light valve and method
JPS6456419A (en) * 1987-08-27 1989-03-03 Seiko Epson Corp Light crystal light valve
EP0334340B1 (de) * 1988-03-23 1994-11-09 Seiko Instruments Inc. Optisch geschaltete ferroelektrische Flüssigkeitskristallichtabsperrvorrichtung
US4941735A (en) * 1989-03-02 1990-07-17 University Of Colorado Foundation, Inc. Optically addressable spatial light modulator

Also Published As

Publication number Publication date
DE69032669T2 (de) 1999-06-10
US5130830A (en) 1992-07-14
EP0385346A2 (de) 1990-09-05
EP0385346A3 (de) 1991-11-21
EP0666493A1 (de) 1995-08-09
EP0385346B1 (de) 1998-09-23

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Legal Events

Date Code Title Description
8332 No legal effect for de
8370 Indication of lapse of patent is to be deleted
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee