DK0460766T3 - Polymermateriale med termo-optisk virkning til en bistabil optisk indretning - Google Patents

Polymermateriale med termo-optisk virkning til en bistabil optisk indretning

Info

Publication number
DK0460766T3
DK0460766T3 DK91201377.8T DK91201377T DK0460766T3 DK 0460766 T3 DK0460766 T3 DK 0460766T3 DK 91201377 T DK91201377 T DK 91201377T DK 0460766 T3 DK0460766 T3 DK 0460766T3
Authority
DK
Denmark
Prior art keywords
bistable
thermo
incident light
polymer material
optical
Prior art date
Application number
DK91201377.8T
Other languages
Danish (da)
English (en)
Inventor
Duncan James Westland
Vladimir Skarda
Werner Blau
Lorenzo Costa
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
Application granted granted Critical
Publication of DK0460766T3 publication Critical patent/DK0460766T3/da

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)
  • Mechanical Light Control Or Optical Switches (AREA)
  • Polymers With Sulfur, Phosphorus Or Metals In The Main Chain (AREA)
  • Optical Integrated Circuits (AREA)
  • Electrochromic Elements, Electrophoresis, Or Variable Reflection Or Absorption Elements (AREA)
DK91201377.8T 1990-06-05 1991-06-04 Polymermateriale med termo-optisk virkning til en bistabil optisk indretning DK0460766T3 (da)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
DK0460766T3 true DK0460766T3 (da) 1997-04-28

Family

ID=11168686

Family Applications (1)

Application Number Title Priority Date Filing Date
DK91201377.8T DK0460766T3 (da) 1990-06-05 1991-06-04 Polymermateriale med termo-optisk virkning til en bistabil optisk indretning

Country Status (10)

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

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2727936B2 (ja) * 1993-10-22 1998-03-18 日本電気株式会社 波長変換器
NO304859B1 (no) * 1997-06-06 1999-02-22 Opticom As Optisk logisk element og fremgangsmÕter til henholdsvis dets preparering og optiske adressering, samt anvendelse derav i en optisk logisk innretning
CN1182435C (zh) * 1996-06-12 2004-12-29 奥普蒂科姆公司 光逻辑元件和光逻辑器件
EP1109049A1 (en) 1999-12-16 2001-06-20 Corning Incorporated Photothermal optical switch and variable attenuator
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
US6747784B2 (en) 2000-03-20 2004-06-08 Np Photonics, Inc. Compliant mechanism and method of forming same
US6665109B2 (en) 2000-03-20 2003-12-16 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
US6597461B1 (en) 2000-03-20 2003-07-22 Parvenu, Inc. Tunable fabry-perot interferometer using entropic materials
WO2001071277A1 (en) * 2000-03-20 2001-09-27 Solus Micro Technologies, Inc. Electrostatically-actuated tunable optical components using entropic materials
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
CA2433934A1 (en) * 2001-02-09 2002-08-22 Nortel Networks Limited Optical device having nonmonotonic transfer function and applications using same
US6636337B2 (en) 2001-02-09 2003-10-21 Nortel Networks Limited Optical switching device based on stable, non-absorbing optical hard limiters
US6693732B2 (en) 2001-02-09 2004-02-17 Nortel Networks Limited Optical sampler 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
US20040145741A1 (en) * 2003-01-24 2004-07-29 Honeywell International Inc. Comb etalon fluid analyzer
NZ552926A (en) * 2004-08-09 2011-01-28 Prime Solution Inc Rotary fan press with a tapered outlet
WO2009015692A1 (en) 2007-07-31 2009-02-05 Telefonaktiebolaget Lm Ericsson (Publ) Optical logic device using saturable absorber
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

Also Published As

Publication number Publication date
JPH04232929A (ja) 1992-08-21
IT1248697B (it) 1995-01-26
EP0460766A3 (en) 1992-05-13
ES2096616T3 (es) 1997-03-16
DE69123639D1 (de) 1997-01-30
ATE146606T1 (de) 1997-01-15
GR3022599T3 (en) 1997-05-31
DE69123639T2 (de) 1997-06-12
EP0460766B1 (en) 1996-12-18
IT9020553A0 (cs) 1990-06-05
IT9020553A1 (it) 1991-12-05
CA2043830A1 (en) 1991-12-06
US5461507A (en) 1995-10-24
EP0460766A2 (en) 1991-12-11

Similar Documents

Publication Publication Date Title
DK0460766T3 (da) Polymermateriale med termo-optisk virkning til en bistabil optisk indretning
US4515429A (en) Nonlinear and bistable optical waveguide devices
US4121884A (en) Optical fiber switch
US4068191A (en) Acoustooptic modulator for optical fiber waveguides
CN101291037B (zh) 调q的全光纤化光纤激光器
KR100326582B1 (ko) 비선형광학특성을갖는도파관을구비한광학장치
ATE114195T1 (de) Lichtwellenleitersteckverbindung.
CA2464904A1 (en) Optical limiter
KR900010365A (ko) 비선형 간섭계
WO2003058338A2 (en) Optical power limiter
EP0994370A2 (en) Optical attenuator structure and method using polymer material
US6466729B1 (en) Controllable fiber optic attenuators employing tapered and/or etched fiber sections
JP2932742B2 (ja) 導波路型光デバイス
CN103439806A (zh) 一种反射式热光可调光衰减器
CA2052922A1 (en) Optical waveguide type wavelength filter
US5805754A (en) Graded refractive index optical waveguide using a fluid medium
CA1076857A (en) Optical fiber light transmission switch
JP2003533737A (ja) グリッドにより支持された光学的に同調可能な同方向動作様式のＡｄｄ／Ｄｒｏｐフィルタ
Liao et al. Passive Ni: LiNbO3 polarisation splitter at 1.3 µm wavelength
Jun-Qing et al. A hybrid optical bistable device based on a fibre Bragg grating
JPS6459020A (en) Temperature measuring apparatus
KR20150047699A (ko) 고효율 외부 공진기형 파장가변 레이저
JPH06324367A (ja) 光導波路素子およびその制御方法
RU2174697C1 (ru) Оптический бистабильный элемент
Ozolinsh et al. Optical bistability in PLZT ceramics