JPH04232929A - 双安定効果の光学素子 - Google Patents

双安定効果の光学素子

Info

Publication number
JPH04232929A
JPH04232929A JP3160948A JP16094891A JPH04232929A JP H04232929 A JPH04232929 A JP H04232929A JP 3160948 A JP3160948 A JP 3160948A JP 16094891 A JP16094891 A JP 16094891A JP H04232929 A JPH04232929 A JP H04232929A
Authority
JP
Japan
Prior art keywords
bistable
optical element
effect
polymeric material
light wave
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
JP3160948A
Other languages
English (en)
Japanese (ja)
Inventor
Duncan J Westland
ダンカン・ゼームス・ウェストランド
Vladimir Skarda
ブラディミァー・スカーダ
Werner Blau
ワーナー・ブラウ
Lorenzo Costa
ロレンゾ・コスタ
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.)
Enichem SpA
Original Assignee
Enichem SpA
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 Enichem SpA filed Critical Enichem SpA
Publication of JPH04232929A publication Critical patent/JPH04232929A/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 
    • G02F1/0147—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 thermo-optic effects
    • 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
    • G02F3/00—Optical logic elements; Optical bistable devices
    • G02F3/02—Optical bistable devices
    • G02F3/024—Optical bistable devices based on non-linear elements, e.g. non-linear Fabry-Perot cavity

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Polyesters Or Polycarbonates (AREA)
  • Glass Compositions (AREA)
  • Optical Modulation, Optical Deflection, Nonlinear Optics, Optical Demodulation, Optical Logic Elements (AREA)
  • Optical Integrated Circuits (AREA)
  • Polymers With Sulfur, Phosphorus Or Metals In The Main Chain (AREA)
  • Electrochromic Elements, Electrophoresis, Or Variable Reflection Or Absorption Elements (AREA)
  • Mechanical Light Control Or Optical Switches (AREA)
JP3160948A 1990-06-05 1991-06-05 双安定効果の光学素子 Pending JPH04232929A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT02055390A IT1248697B (it) 1990-06-05 1990-06-05 Materiale polimerico ad effetto termo-ottico per un dispositivo ottico-bistabile
IT20553A/90 1990-06-05

Publications (1)

Publication Number Publication Date
JPH04232929A true JPH04232929A (ja) 1992-08-21

Family

ID=11168686

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3160948A Pending JPH04232929A (ja) 1990-06-05 1991-06-05 双安定効果の光学素子

Country Status (10)

Country Link
US (1) US5461507A (OSRAM)
EP (1) EP0460766B1 (OSRAM)
JP (1) JPH04232929A (OSRAM)
AT (1) ATE146606T1 (OSRAM)
CA (1) CA2043830A1 (OSRAM)
DE (1) DE69123639T2 (OSRAM)
DK (1) DK0460766T3 (OSRAM)
ES (1) ES2096616T3 (OSRAM)
GR (1) GR3022599T3 (OSRAM)
IT (1) IT1248697B (OSRAM)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07120799A (ja) * 1993-10-22 1995-05-12 Nec Corp 波長変換器
KR100436340B1 (ko) * 1997-06-06 2004-06-18 띤 필름 일렉트로닉스 에이에스에이 감광성 유기 재료를 제조하는 방법 및 이를 포함하는 다중안정 광학 논리 소자, 및 다중안정 광학 논리 소자의 논리값을 광학적으로 결정하는 방법 및 이를 포함하는 장치

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1997048009A1 (en) * 1996-06-12 1997-12-18 Opticom Asa Optical logic element and optical logic device
EP1109049A1 (en) 1999-12-16 2001-06-20 Corning Incorporated Photothermal optical switch and variable attenuator
US6597461B1 (en) 2000-03-20 2003-07-22 Parvenu, Inc. Tunable fabry-perot interferometer using entropic materials
US6678084B2 (en) 2000-03-20 2004-01-13 Np Photonics, Inc. Methods of making mechanisms in which relative locations of elements are maintained during manufacturing
US6519074B2 (en) 2000-03-20 2003-02-11 Parvenu, Inc. Electrostatically-actuated tunable optical components using entropic materials
US6665109B2 (en) 2000-03-20 2003-12-16 Np Photonics, Inc. Compliant mechanism and method of forming same
US6747784B2 (en) 2000-03-20 2004-06-08 Np Photonics, Inc. Compliant mechanism and method of forming same
US6747775B2 (en) * 2000-03-20 2004-06-08 Np Photonics, Inc. Detunable Fabry-Perot interferometer and an add/drop multiplexer using the same
EP1362259A2 (en) * 2001-02-09 2003-11-19 Nortel Networks Limited Optical device having nonmonotonic transfer function and applications using same
US6693732B2 (en) 2001-02-09 2004-02-17 Nortel Networks Limited Optical sampler based on stable, non-absorbing optical hard limiters
US6636337B2 (en) 2001-02-09 2003-10-21 Nortel Networks Limited Optical switching device based on stable, non-absorbing optical hard limiters
US6674559B2 (en) 2001-02-09 2004-01-06 Nortel Networks Limited Optical automatic gain control based on stable, non-absorbing optical hard limiters
US20020154350A1 (en) * 2001-02-09 2002-10-24 Johnson Erik V. Optical logic devices based on stable, non-absorbing optical hard limiters
US6516106B2 (en) 2001-02-09 2003-02-04 Nortel Networks Limited Subtracting analog noise from an optical communication channel using stable, non-absorbing optical hard limiters
US20040145741A1 (en) * 2003-01-24 2004-07-29 Honeywell International Inc. Comb etalon fluid analyzer
MX2007001426A (es) * 2004-08-09 2008-03-11 Prime Solution Inc Prensa de ventilador giratorio.
JP5250033B2 (ja) 2007-07-31 2013-07-31 テレフオンアクチーボラゲット エル エム エリクソン（パブル） 可飽和吸収体を用いた光論理デバイス
US10739513B2 (en) 2018-08-31 2020-08-11 RAB Lighting Inc. Apparatuses and methods for efficiently directing light toward and away from a mounting surface
US10801679B2 (en) 2018-10-08 2020-10-13 RAB Lighting Inc. Apparatuses and methods for assembling luminaires

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8324642D0 (en) * 1983-09-14 1983-10-19 Univ Manchester Liquid crystal storage device
US4917476A (en) * 1985-06-21 1990-04-17 British Aerospace Public Limited Company Thermal imagers using liquid crystal sensing elements
US5022741A (en) * 1985-11-12 1991-06-11 Gte Laboratories Incorporated Optical bistable devices based on bound exciton nonlinearity
US4720175A (en) * 1985-12-02 1988-01-19 The United States Of America As Represented By The Secretary Of The Army Composite logic gate element and multiplexer for optical computing and optical communication
US4782492A (en) * 1986-05-05 1988-11-01 Polaroid Corporation Thermally controllable optical devices and system
GB8615527D0 (en) * 1986-06-25 1986-07-30 Secr Defence Liquid crystal polymers
GB2197495B (en) * 1986-10-24 1990-08-15 Plessey Co Plc Bistable optical device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07120799A (ja) * 1993-10-22 1995-05-12 Nec Corp 波長変換器
KR100436340B1 (ko) * 1997-06-06 2004-06-18 띤 필름 일렉트로닉스 에이에스에이 감광성 유기 재료를 제조하는 방법 및 이를 포함하는 다중안정 광학 논리 소자, 및 다중안정 광학 논리 소자의 논리값을 광학적으로 결정하는 방법 및 이를 포함하는 장치

Also Published As

Publication number Publication date
GR3022599T3 (en) 1997-05-31
EP0460766A3 (en) 1992-05-13
CA2043830A1 (en) 1991-12-06
EP0460766B1 (en) 1996-12-18
IT9020553A0 (OSRAM) 1990-06-05
ATE146606T1 (de) 1997-01-15
US5461507A (en) 1995-10-24
DK0460766T3 (da) 1997-04-28
IT9020553A1 (it) 1991-12-05
DE69123639D1 (de) 1997-01-30
IT1248697B (it) 1995-01-26
DE69123639T2 (de) 1997-06-12
EP0460766A2 (en) 1991-12-11
ES2096616T3 (es) 1997-03-16

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