DE3875751D1 - Raeumlicher optischer schalter. - Google Patents

Raeumlicher optischer schalter.

Info

Publication number
DE3875751D1
DE3875751D1 DE8888301394T DE3875751T DE3875751D1 DE 3875751 D1 DE3875751 D1 DE 3875751D1 DE 8888301394 T DE8888301394 T DE 8888301394T DE 3875751 T DE3875751 T DE 3875751T DE 3875751 D1 DE3875751 D1 DE 3875751D1
Authority
DE
Germany
Prior art keywords
light
phase volume
multiplexed
volume holograms
inputs
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
DE8888301394T
Other languages
English (en)
Other versions
DE3875751T2 (de
Inventor
Peter Healey
David William Smith
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.)
British Telecommunications PLC
Original Assignee
British Telecommunications PLC
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 British Telecommunications PLC filed Critical British Telecommunications PLC
Application granted granted Critical
Publication of DE3875751D1 publication Critical patent/DE3875751D1/de
Publication of DE3875751T2 publication Critical patent/DE3875751T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G02B6/354—Switching arrangements, i.e. number of input/output ports and interconnection types
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H1/00—Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
    • G03H1/0005—Adaptation of holography to specific applications

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Holo Graphy (AREA)
  • Push-Button Switches (AREA)
  • Mechanical Coupling Of Light Guides (AREA)
  • Mechanical Light Control Or Optical Switches (AREA)
  • Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
  • Liquid Crystal (AREA)
  • Switches Operated By Changes In Physical Conditions (AREA)
DE8888301394T 1987-02-20 1988-02-18 Raeumlicher optischer schalter. Expired - Fee Related DE3875751T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB878704016A GB8704016D0 (en) 1987-02-20 1987-02-20 Optical space switch

Publications (2)

Publication Number Publication Date
DE3875751D1 true DE3875751D1 (de) 1992-12-17
DE3875751T2 DE3875751T2 (de) 1993-04-01

Family

ID=10612653

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8888301394T Expired - Fee Related DE3875751T2 (de) 1987-02-20 1988-02-18 Raeumlicher optischer schalter.

Country Status (10)

Country Link
US (1) US4952010A (de)
EP (1) EP0279679B1 (de)
JP (1) JP2788040B2 (de)
AT (1) ATE82458T1 (de)
AU (1) AU597156B2 (de)
CA (1) CA1295499C (de)
DE (1) DE3875751T2 (de)
GB (1) GB8704016D0 (de)
HK (1) HK129396A (de)
WO (1) WO1988006393A1 (de)

Families Citing this family (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8701996D0 (en) * 1987-01-29 1987-03-04 British Telecomm Optical space switch
GB2228118A (en) * 1989-02-07 1990-08-15 British Aerospace Optical processors
EP0384604A1 (de) * 1989-02-07 1990-08-29 British Aerospace Public Limited Company Optisches Verbindungsysteme
GB2228386B (en) * 1989-02-10 1993-09-29 British Aerospace Optical interconnection system
US5235440A (en) * 1989-11-06 1993-08-10 Teledyne Industries, Inc. Optical interconnector and highly interconnected, learning neural network incorporating optical interconnector therein
GB9005647D0 (en) * 1990-03-13 1990-05-09 Secr Defence Optical multiplexer
US5040864A (en) * 1990-11-13 1991-08-20 Rockwell International Corporation Optical crosspoint switch module
US5177348A (en) * 1991-08-26 1993-01-05 Herzel Laor Apparatus and method for aligning optical fibers with an array of radiation emitting devices
US5296950A (en) * 1992-01-31 1994-03-22 Texas Instruments Incorporated Optical signal free-space conversion board
US5469277A (en) * 1992-02-07 1995-11-21 University Of Ottawa Optical interconnection device
JPH06118359A (ja) * 1992-10-07 1994-04-28 Matsushita Electric Ind Co Ltd 位相型空間光変調器
US5524153A (en) * 1995-02-10 1996-06-04 Astarte Fiber Networks, Inc. Optical fiber switching system and method using same
IL120089A0 (en) * 1997-01-27 1997-04-15 Yeda Res & Dev Compact optical crossbar switch
US6310712B1 (en) 1997-10-29 2001-10-30 Teloptics Corporation Discrete element light modulating microstructure devices
US6816296B2 (en) 1997-10-29 2004-11-09 Teloptics Corporation Optical switching network and network node and method of optical switching
US6768572B2 (en) 1997-10-29 2004-07-27 Teloptics Corporation Solid state free space switch array on a substrate
US6486996B1 (en) 1998-10-27 2002-11-26 Teloptics Corporations Discrete element light modulating microstructure devices
GB9923428D0 (en) * 1999-10-04 1999-12-08 Thomas Swan & Company Limited Optical switch
WO2001063351A1 (en) 2000-02-22 2001-08-30 Light Management Group Inc. Acousto-optical switch for fiber optic lines
US6810176B2 (en) 2000-08-07 2004-10-26 Rosemount Inc. Integrated transparent substrate and diffractive optical element
US7003187B2 (en) 2000-08-07 2006-02-21 Rosemount Inc. Optical switch with moveable holographic optical element
US6825967B1 (en) 2000-09-29 2004-11-30 Calient Networks, Inc. Shaped electrodes for micro-electro-mechanical-system (MEMS) devices to improve actuator performance and methods for fabricating the same
US7110633B1 (en) 2001-08-13 2006-09-19 Calient Networks, Inc. Method and apparatus to provide alternative paths for optical protection path switch arrays
GB0121308D0 (en) * 2001-09-03 2001-10-24 Thomas Swan & Company Ltd Optical processing
WO2003075062A2 (en) 2002-03-01 2003-09-12 Rosemount Inc. Optical switch with 3d waveguides
US20040228629A1 (en) * 2002-12-04 2004-11-18 Harris James M. Fast-switching scalable optical interconnection design with fast contention resolution
US7095537B2 (en) * 2003-05-30 2006-08-22 General Electric Company Method and system for optical coupling using holographic recording media
WO2005072396A2 (en) * 2004-01-27 2005-08-11 Displaytech, Inc. Phase masks for use in holographic data storage
US7733557B2 (en) * 2006-04-24 2010-06-08 Micron Technology, Inc. Spatial light modulators with changeable phase masks for use in holographic data storage
US8553733B2 (en) * 2007-02-26 2013-10-08 Hamamatsu Photonics K.K. Light source device, observation device, and processing device
US8248905B2 (en) * 2010-10-15 2012-08-21 General Electric Company Method of parallel bit-wise holographic data storage source using a parallel light source
US8582933B2 (en) * 2011-01-07 2013-11-12 Alcatel Lucent Scalable waveguide-mode coupler for an optical receiver or transmitter
GB2504970A (en) 2012-08-15 2014-02-19 Swan Thomas & Co Ltd Optical device and methods to reduce cross-talk
KR102220895B1 (ko) 2016-11-16 2021-03-02 한국전자통신연구원 광 송신기

Family Cites Families (16)

* 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
JPS5123187B2 (de) * 1971-09-16 1976-07-15
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
US4120569A (en) * 1975-01-13 1978-10-17 Marvin H. Kleinberg Method and apparatus for the holographic storage and retrieval
US3985975A (en) * 1975-03-04 1976-10-12 International Telephone And Telegraph Corporation Holographic telephone switching system
AU1160376A (en) * 1975-03-04 1977-09-08 Int Standard Electric Corp Holographic telephone switching system
US4062618A (en) * 1976-05-28 1977-12-13 International Telephone And Telegraph Corporation Secure optical multiplex communication system
FR2385266A1 (fr) * 1977-03-25 1978-10-20 Thomson Csf Dispositif de commutation electro-optique et autocommutateur telephonique comprenant un tel dispositif
FR2518766A1 (fr) * 1981-12-18 1983-06-24 Thomson Csf Dispositif de commutation de faisceaux optiques et central telephonique comprenant un tel dispositif
FR2547150A1 (fr) * 1983-05-31 1984-12-07 Cit Alcatel Commutateur opto-mecanique et ensemble de commutation spatiale le mettant en application
DE3410629A1 (de) * 1984-03-22 1985-10-03 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V., 8000 München Verfahren und anordnung zum uebertragen von digitalen daten zwischen datenquellen und datensenken
EP0161683B1 (de) * 1984-05-17 1993-08-11 Nec Corporation Optische Schalteinrichtung
US4705344A (en) * 1984-12-19 1987-11-10 American Telephone And Telegraph Company, At&T Bell Laboratories Optical interconnection arrangement
GB8625016D0 (en) * 1986-10-18 1987-04-15 British Aerospace Digital optical computing systems
US4830444A (en) * 1987-12-31 1989-05-16 American Telephone And Telegraph Company, At&T Bell Laboratories Optical switch
US4856863A (en) * 1988-06-22 1989-08-15 Texas Instruments Incorporated Optical fiber interconnection network including spatial light modulator

Also Published As

Publication number Publication date
AU1291688A (en) 1988-09-14
DE3875751T2 (de) 1993-04-01
ATE82458T1 (de) 1992-11-15
CA1295499C (en) 1992-02-11
JP2788040B2 (ja) 1998-08-20
AU597156B2 (en) 1990-05-24
WO1988006393A1 (en) 1988-08-25
US4952010A (en) 1990-08-28
EP0279679B1 (de) 1992-11-11
JPH01502304A (ja) 1989-08-10
HK129396A (en) 1996-07-26
GB8704016D0 (en) 1987-04-15
EP0279679A1 (de) 1988-08-24

Similar Documents

Publication Publication Date Title
DE3875751T2 (de) Raeumlicher optischer schalter.
DE3751442D1 (de) Optisches System aus Hologrammlinsen.
DE3785081D1 (de) Polarisationsunabhaengige kohaerente optische ueberlagerungsempfaenger.
EP0322654A3 (de) Spektralphotometer mit Verwendung eines konkaven holographischen Beugungsgitters
NL7713413A (nl) Focussering van een enkel focuslens in een con- tinu variabel vergrotingssysteem.
EP0395060A3 (de) Optischer Empfänger
FR2742881B1 (fr) Procede et systeme d'inscription point par point d'un reseau de bragg dans une fibre optique
JPS5352142A (en) Data collection system by optical fiber cables
KR890700237A (ko) 홀로그램
GB1485584A (en) Property of relative displacement between diffraction gratings
JPS566126A (en) Multiple diffraction type spectroscope
SE9500406D0 (sv) Anordning och förfarande vid en optisk fiber
JPS5389750A (en) Photo branching coupler
JPS5723906A (en) Broad-band optical branching filter
JPS5744822A (en) Light sensing device
JPS52119907A (en) Light beam branching device in video disc reproducers
JPS6468094A (en) Optical exchanging system
DE69026594D1 (de) Kohärentes optisches Überlagerungsübertragungssystem
JPS5433047A (en) Optical branching device for optical fibers
JPS6439134A (en) Optical transmission equipment
JPS5734501A (en) Signal branching system in wavelength multiplex optical communication
JPS6482623A (en) Device for alignment
JPS6476005A (en) Wavelength multiple optical demultiplexer
SU1630525A1 (ru) Устройство для определения семиинвариантов распределения
Yin Intrachip optical interconnects based on a wavelength multiplexed two-layer structure

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee