DE3267326D1 - Optical beam switching device and telephone exchange including the same - Google Patents

Optical beam switching device and telephone exchange including the same

Info

Publication number
DE3267326D1
DE3267326D1 DE8282402237T DE3267326T DE3267326D1 DE 3267326 D1 DE3267326 D1 DE 3267326D1 DE 8282402237 T DE8282402237 T DE 8282402237T DE 3267326 T DE3267326 T DE 3267326T DE 3267326 D1 DE3267326 D1 DE 3267326D1
Authority
DE
Germany
Prior art keywords
same
switching device
optical beam
telephone exchange
beam switching
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
Application number
DE8282402237T
Other languages
German (de)
English (en)
Inventor
Jean-Pierre Huignard
Du Bertrand Le
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 DE3267326D1 publication Critical patent/DE3267326D1/de
Expired legal-status Critical Current

Links

Classifications

    • 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
    • G02B6/24—Coupling light guides
    • G02B6/26—Optical coupling means
    • G02B6/35—Optical coupling means having switching means
    • G02B6/351—Optical coupling means having switching means involving stationary waveguides with moving interposed optical elements
    • G02B6/3534—Optical coupling means having switching means involving stationary waveguides with moving interposed optical elements the optical element being diffractive, i.e. a grating

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Liquid Crystal (AREA)
  • Optical Communication System (AREA)
  • Holo Graphy (AREA)
  • Diffracting Gratings Or Hologram Optical Elements (AREA)
  • Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
DE8282402237T 1981-12-18 1982-12-07 Optical beam switching device and telephone exchange including the same Expired DE3267326D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8123729A FR2518766A1 (fr) 1981-12-18 1981-12-18 Dispositif de commutation de faisceaux optiques et central telephonique comprenant un tel dispositif

Publications (1)

Publication Number Publication Date
DE3267326D1 true DE3267326D1 (en) 1985-12-12

Family

ID=9265183

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8282402237T Expired DE3267326D1 (en) 1981-12-18 1982-12-07 Optical beam switching device and telephone exchange including the same

Country Status (6)

Country Link
US (1) US4543662A (enExample)
EP (1) EP0083520B1 (enExample)
JP (1) JPS58111019A (enExample)
CA (1) CA1205892A (enExample)
DE (1) DE3267326D1 (enExample)
FR (1) FR2518766A1 (enExample)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2544151B1 (fr) * 1983-04-06 1985-06-21 Thomson Csf Dispositif de commutation spatiale de faisceaux optiques
FR2548795B1 (fr) * 1983-07-04 1986-11-21 Thomson Csf Dispositif de commutation optique a deplacement de fluide et dispositif de composition d'une ligne de points
US4703993A (en) * 1984-12-19 1987-11-03 American Telephone And Telegraph Company, At&T Bell Laboratories Method and apparatus for making a device for optically interconnecting optical devices
US4764889A (en) * 1984-12-19 1988-08-16 American Telephone And Telegraph Company, At&T Bell Laboratories Optical logic arrangement with self electro-optic effect devices
US4705344A (en) * 1984-12-19 1987-11-10 American Telephone And Telegraph Company, At&T Bell Laboratories Optical interconnection arrangement
US4764890A (en) * 1984-12-19 1988-08-16 American Telephone And Telegraph Company, At&T Bell Laboratories Optical logic arrangement
US4811210A (en) * 1985-11-27 1989-03-07 Texas Instruments Incorporated A plurality of optical crossbar switches and exchange switches for parallel processor computer
ATE75057T1 (de) * 1986-01-20 1992-05-15 Scanera S C Bildverarbeitungsvorrichtung zur kontrolle der transferfunktion eines optischen systems.
FR2607941B1 (fr) * 1986-12-09 1989-02-10 Thomson Csf Dispositif bistable optique a cristal photorefractif
GB8704016D0 (en) * 1987-02-20 1987-04-15 British Telecomm Optical space switch
US4937539A (en) * 1987-08-19 1990-06-26 Hughes Aircraft Company Phased array for optical beam control
US5151814A (en) * 1987-08-19 1992-09-29 Hughes Aircraft Company Phased array for optical beam control
EP0386772B1 (en) * 1989-03-09 1996-01-24 Canon Kabushiki Kaisha Optical switch array capable of bidirectional signal transfer between plurality of terminals
US5153870A (en) * 1989-06-29 1992-10-06 Digital Equipment Corporation Rotary head actuator for optical disk
US5071232A (en) * 1989-08-01 1991-12-10 Ricoh Company, Ltd. Optical deflection element and space optical matrix switching device
FR2674391B1 (fr) * 1991-03-19 1993-06-04 Thomson Csf Dispositif d'intercorrelation large bande et dispositif mettant en óoeuvre ce procede.
FR2664712B1 (fr) * 1991-10-30 1994-04-15 Thomson Csf Dispositif de modulation optique a cellules deformables.
FR2696014B1 (fr) * 1992-09-18 1994-11-04 Thomson Csf Miroir à conjugaison de phase.
FR2755516B1 (fr) 1996-11-05 1999-01-22 Thomson Csf Dispositif compact d'illumination
DE10061259A1 (de) * 2000-12-01 2002-06-27 Fraunhofer Ges Forschung Schaltungsanordnung
FR2819061B1 (fr) * 2000-12-28 2003-04-11 Thomson Csf Dispositif de controle de polarisation dans une liaison optique
FR2860291B1 (fr) * 2003-09-26 2005-11-18 Thales Sa Dispositif capteur de vitesse de rotation interferometrique a fibre optique
US7805080B2 (en) * 2007-06-22 2010-09-28 Hewlett-Packard Development Company, L.P. Optical interconnect
US11777603B2 (en) * 2019-01-16 2023-10-03 X Development Llc High magnification afocal telescope with high index field curvature corrector

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3614192A (en) * 1969-12-18 1971-10-19 Perkin Elmer Corp Holographic logic operator for an optical data processing system
DE2206098C3 (de) * 1972-02-09 1980-03-13 Philips Patentverwaltung Gmbh, 2000 Hamburg Koppelfeld für ein Vermittlungssystem von Nachrichtenkanälen, vorzugsweise im optischen Frequenzbereich
FR2243573A1 (en) * 1973-09-06 1975-04-04 Treheux Michel Broadband electro-optical coupler for telephony - uses point holography by scanning photo-matrix with laser's and LED's
US3985975A (en) * 1975-03-04 1976-10-12 International Telephone And Telegraph Corporation Holographic telephone switching system
FR2385266A1 (fr) * 1977-03-25 1978-10-20 Thomson Csf Dispositif de commutation electro-optique et autocommutateur telephonique comprenant un tel dispositif
FR2468947A1 (fr) * 1979-11-05 1981-05-08 Thomson Csf Systeme de correlation optique en temps reel
FR2495873B1 (fr) * 1980-12-05 1987-01-02 Thomson Csf Dispositif de commutation de faisceaux optiques et central telephonique comprenant un tel dispositif

Also Published As

Publication number Publication date
US4543662A (en) 1985-09-24
FR2518766B1 (enExample) 1985-02-22
EP0083520B1 (fr) 1985-11-06
EP0083520A1 (fr) 1983-07-13
JPS58111019A (ja) 1983-07-01
CA1205892A (en) 1986-06-10
FR2518766A1 (fr) 1983-06-24

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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