DE3867770D1 - Frequenz-wandler fuer den mittleren infrarotbereich. - Google Patents

Frequenz-wandler fuer den mittleren infrarotbereich.

Info

Publication number
DE3867770D1
DE3867770D1 DE8888402183T DE3867770T DE3867770D1 DE 3867770 D1 DE3867770 D1 DE 3867770D1 DE 8888402183 T DE8888402183 T DE 8888402183T DE 3867770 T DE3867770 T DE 3867770T DE 3867770 D1 DE3867770 D1 DE 3867770D1
Authority
DE
Germany
Prior art keywords
frequency converter
middle infrared
infrared area
area
converter
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
DE8888402183T
Other languages
English (en)
Inventor
Michel Papuchon
Jean-Paul Pocholle
Dominique Delacourt
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.)
Thales SA
Original Assignee
Thomson CSF SA
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 Thomson CSF SA filed Critical Thomson CSF SA
Application granted granted Critical
Publication of DE3867770D1 publication Critical patent/DE3867770D1/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 
    • G02F1/03—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 ceramics or electro-optical crystals, e.g. exhibiting Pockels effect or Kerr effect
    • G02F1/05—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 ceramics or electro-optical crystals, e.g. exhibiting Pockels effect or Kerr effect with ferro-electric properties
    • G02F1/0541—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 ceramics or electro-optical crystals, e.g. exhibiting Pockels effect or Kerr effect with ferro-electric properties using photorefractive effects
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/10—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
    • G02B6/12—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind
    • G02B6/122—Basic optical elements, e.g. light-guiding paths
    • G02B6/124—Geodesic lenses or integrated gratings
    • 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 
    • G02F1/0126—Opto-optical modulation, i.e. control of one light beam by another light beam, not otherwise provided for in this subclass
    • 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
    • G02F2/00—Demodulating light; Transferring the modulation of modulated light; Frequency-changing of light
    • G02F2/02—Frequency-changing of light, e.g. by quantum counters

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Optical Integrated Circuits (AREA)
DE8888402183T 1987-09-01 1988-08-30 Frequenz-wandler fuer den mittleren infrarotbereich. Expired - Fee Related DE3867770D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8712156A FR2619938B1 (fr) 1987-09-01 1987-09-01 Translateur de frequence pour onde du domaine infrarouge moyen

Publications (1)

Publication Number Publication Date
DE3867770D1 true DE3867770D1 (de) 1992-02-27

Family

ID=9354548

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8888402183T Expired - Fee Related DE3867770D1 (de) 1987-09-01 1988-08-30 Frequenz-wandler fuer den mittleren infrarotbereich.

Country Status (5)

Country Link
US (1) US4927245A (de)
EP (1) EP0306401B1 (de)
JP (1) JPH01145620A (de)
DE (1) DE3867770D1 (de)
FR (1) FR2619938B1 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2749721B1 (fr) * 1996-06-07 1998-11-27 Thomson Csf Commutateur electrique a photoconducteur
FR2784185B1 (fr) 1998-10-06 2001-02-02 Thomson Csf Dispositif pour l'harmonisation entre une voie d'emission laser et une voie passive d'observation
FR2814281B1 (fr) * 2000-09-19 2003-08-29 Thomson Lcd Matrice active tft pour capteur optique comportant une couche semi-conductrice photosensible, et capteur optique comportant une telle matrice
US7894122B2 (en) * 2008-02-08 2011-02-22 Meritt Reynolds Frequency-shifting micro-mechanical optical modulator

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3790252A (en) * 1972-02-23 1974-02-05 Univ Case Western Reserve Light controlled light beam deflector
US4508431A (en) * 1982-01-11 1985-04-02 Massachusetts Institute Of Technology Photorefractive laser beamsteering device
US4540244A (en) * 1982-05-28 1985-09-10 International Business Machines Corporation Opto-optical light deflector/modulator
JPS5924831A (ja) * 1982-07-29 1984-02-08 インタ−ナショナル　ビジネス　マシ−ンズ　コ−ポレ−ション 光−光学的光偏向器
EP0218555A3 (de) * 1985-10-11 1989-05-17 Gesellschaft zur Förderung der industrieorientierten Forschung an den Schweizerischen Hochschulen und weiteren Institutionen Verfahren und Einrichtung zur veränderbaren Lichtablenkung und/oder zur ortsabhängigen Lichtmodulation durch Beugung

Also Published As

Publication number Publication date
FR2619938B1 (fr) 1989-12-01
JPH01145620A (ja) 1989-06-07
EP0306401A1 (de) 1989-03-08
US4927245A (en) 1990-05-22
EP0306401B1 (de) 1992-01-15
FR2619938A1 (fr) 1989-03-03

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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