DE69123639T2 - Polymermaterial mit thermooptischem Effekt für eine bistabile optische Vorrichtung - Google Patents

Polymermaterial mit thermooptischem Effekt für eine bistabile optische Vorrichtung

Info

Publication number
DE69123639T2
DE69123639T2 DE69123639T DE69123639T DE69123639T2 DE 69123639 T2 DE69123639 T2 DE 69123639T2 DE 69123639 T DE69123639 T DE 69123639T DE 69123639 T DE69123639 T DE 69123639T DE 69123639 T2 DE69123639 T2 DE 69123639T2
Authority
DE
Germany
Prior art keywords
polymer material
bistable
optical
light wave
incident light
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
DE69123639T
Other languages
German (de)
English (en)
Other versions
DE69123639D1 (de
Inventor
Werner Blau
Lorenzo Costa
Vladimir Skarda
Duncan James Westland
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 DE69123639D1 publication Critical patent/DE69123639D1/de
Application granted granted Critical
Publication of DE69123639T2 publication Critical patent/DE69123639T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL 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
    • G02F1/00Devices 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
    • G02F1/01Devices 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 
    • G02F1/0147Devices 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
    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL 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
    • G02F3/00Optical logic elements; Optical bistable devices
    • G02F3/02Optical bistable devices
    • G02F3/024Optical 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)
DE69123639T 1990-06-05 1991-06-04 Polymermaterial mit thermooptischem Effekt für eine bistabile optische Vorrichtung Expired - Fee Related DE69123639T2 (de)

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 (2)

Publication Number Publication Date
DE69123639D1 DE69123639D1 (de) 1997-01-30
DE69123639T2 true DE69123639T2 (de) 1997-06-12

Family

ID=11168686

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69123639T Expired - Fee Related DE69123639T2 (de) 1990-06-05 1991-06-04 Polymermaterial mit thermooptischem Effekt für eine bistabile optische Vorrichtung

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)

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
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

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
JPH04232929A (ja) 1992-08-21
IT9020553A1 (it) 1991-12-05
DE69123639D1 (de) 1997-01-30
IT1248697B (it) 1995-01-26
EP0460766A2 (en) 1991-12-11
ES2096616T3 (es) 1997-03-16

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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