DE69013130D1 - Optischer räumlicher Schalter und Netzwerk mit derartigen optischen räumlichen Schaltern. - Google Patents

Optischer räumlicher Schalter und Netzwerk mit derartigen optischen räumlichen Schaltern.

Info

Publication number
DE69013130D1
DE69013130D1 DE69013130T DE69013130T DE69013130D1 DE 69013130 D1 DE69013130 D1 DE 69013130D1 DE 69013130 T DE69013130 T DE 69013130T DE 69013130 T DE69013130 T DE 69013130T DE 69013130 D1 DE69013130 D1 DE 69013130D1
Authority
DE
Germany
Prior art keywords
optical spatial
network
switches
switch
optical
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
DE69013130T
Other languages
English (en)
Other versions
DE69013130T2 (de
Inventor
Tsuyoshi Yamamoto
Hiroyasu Itoh
Takakiyo Nakagami
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.)
Fujitsu Ltd
Original Assignee
Fujitsu Ltd
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
Priority claimed from JP33818589A external-priority patent/JPH03200123A/ja
Priority claimed from JP16266390A external-priority patent/JPH0453930A/ja
Application filed by Fujitsu Ltd filed Critical Fujitsu Ltd
Application granted granted Critical
Publication of DE69013130D1 publication Critical patent/DE69013130D1/de
Publication of DE69013130T2 publication Critical patent/DE69013130T2/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
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/28—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising
    • G02B27/283—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising used for beam splitting or combining
DE69013130T 1989-12-28 1990-12-27 Optischer räumlicher Schalter und Netzwerk mit derartigen optischen räumlichen Schaltern. Expired - Fee Related DE69013130T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP33818589A JPH03200123A (ja) 1989-12-28 1989-12-28 空間型光スイッチ
JP16266390A JPH0453930A (ja) 1990-06-22 1990-06-22 循環接続空間光スイッチ

Publications (2)

Publication Number Publication Date
DE69013130D1 true DE69013130D1 (de) 1994-11-10
DE69013130T2 DE69013130T2 (de) 1995-03-09

Family

ID=26488372

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69013130T Expired - Fee Related DE69013130T2 (de) 1989-12-28 1990-12-27 Optischer räumlicher Schalter und Netzwerk mit derartigen optischen räumlichen Schaltern.

Country Status (3)

Country Link
US (1) US5162944A (de)
EP (1) EP0435296B1 (de)
DE (1) DE69013130T2 (de)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5430561A (en) * 1991-07-17 1995-07-04 Fujitsu Limited Optical space switch employing 2 parallel diffraction gratings and a polarization rotating element
US5381250A (en) * 1992-11-06 1995-01-10 Displaytech, Inc. Electro-optical switch with 4 port modules with electro-optic polarization rotators
JPH0746633A (ja) * 1993-02-23 1995-02-14 Fujitsu Ltd 偏光制御型空間光スイッチ
US5694233A (en) * 1996-07-23 1997-12-02 Macro-Vision Communications, Llc Switchable wavelength router
US6005697A (en) * 1996-07-23 1999-12-21 Macro-Vision Communications, L.L.C. Multi-wavelength cross-connect optical network
US5912748A (en) * 1996-07-23 1999-06-15 Chorum Technologies Inc. Switchable wavelength router
US5724165A (en) * 1996-07-23 1998-03-03 Macro-Vision Communications, L.L.C. Fault-tolerant optical routing switch
US6285478B1 (en) 1998-03-26 2001-09-04 Chorum Technologies Lp Programmable optical add/drop device
US6208442B1 (en) 1998-03-26 2001-03-27 Chorum Technologies, Inc. Programmable optical multiplexer
US6166838A (en) 1997-03-24 2000-12-26 Chorum Technologies, Inc. Optical add/drop wavelength switch
US6049404A (en) 1997-04-02 2000-04-11 Macro-Vision Communications Inc. N+M digitally programmable optical routing switch
US5946116A (en) * 1997-04-02 1999-08-31 Wu; Kuang-Yi 1 X N digitally programmable optical routing switch
US6275312B1 (en) 1997-04-02 2001-08-14 Chorum Technologies Lp Optical routing switch
JPH10301056A (ja) * 1997-04-30 1998-11-13 Canon Inc 投・受光装置
AU8666898A (en) * 1997-08-08 1999-03-01 Chorum Technologies, Inc. Multi-wavelength cross-connect optical network
US6008928A (en) * 1997-12-08 1999-12-28 The United States As Represented By The Administrator Of The National Aeronautics And Space Administration Multi-gas sensor
US6504841B1 (en) * 1998-04-06 2003-01-07 Lockheed Martin Corporation Three-dimensional interconnection geometries for multi-stage switching networks using flexible ribbon cable connection between multiple planes
US6134358A (en) 1998-08-27 2000-10-17 Chorum Technologies Inc. N x N switch array with reduced components
US6721508B1 (en) 1998-12-14 2004-04-13 Tellabs Operations Inc. Optical line terminal arrangement, apparatus and methods
US6310690B1 (en) * 1999-02-10 2001-10-30 Avanex Corporation Dense wavelength division multiplexer utilizing an asymmetric pass band interferometer
US6360037B1 (en) 1999-06-16 2002-03-19 Nuonics, Inc. Polarization-based fiber-optic switch
KR100366486B1 (ko) * 2000-06-19 2003-01-09 병 호 이 하나의 편광 빛 스플리터를 사용한 편광 모드 분산 보상기
EP1417537B1 (de) * 2001-04-25 2008-06-11 Wavien, Inc. Lichtwiedergewinnung für projektionsanzeigen
US6704473B2 (en) 2001-07-02 2004-03-09 Chiaro Networks Ltd. Spatial multiplexing of deflector units using polarization diversity
GB0400372D0 (en) * 2004-01-09 2004-02-11 Koninkl Philips Electronics Nv Optical path length adjuster
US6965472B2 (en) * 2004-03-22 2005-11-15 Raytheon Company Nonreciprocal optical element with independent control of transmission opposite directions
US8111450B1 (en) 2008-08-27 2012-02-07 Optoplex Corporation Rhomb beam splitter in optical communication
RU2733107C1 (ru) * 2019-11-28 2020-09-29 Самсунг Электроникс Ко., Лтд. Способ и устройство увеличения длины оптического пути

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3346319A (en) * 1963-09-25 1967-10-10 Baird Atomic Inc Electro-optic valve with polarizing beam splittr and reinforcement
US3481661A (en) * 1965-12-27 1969-12-02 Ibm Light deflector
US3501220A (en) * 1967-04-24 1970-03-17 Honeywell Inc Multidimensional optical data display apparatus
DE1589980A1 (de) * 1967-11-18 1971-03-18 Ibm Deutschland Anordnung zur steuerbaren Ablenkung eines Lichtstrahls
US3753608A (en) * 1971-04-15 1973-08-21 Honeywell Inc Optical polarization spot size changing devices
US3743378A (en) * 1971-07-30 1973-07-03 Ampex Optical intensity matching means for two light beams
US4272159A (en) * 1978-11-28 1981-06-09 Nippon Telegraph & Telephone Corporation Optical circulator
SE8103251L (sv) * 1980-06-03 1981-12-04 Western Electric Co Polarisationsoberoende optisk switch
US4461543A (en) * 1982-03-26 1984-07-24 Sperry Corporation Electro optic switch
CA1284904C (en) * 1986-01-31 1991-06-18 Kazuo Hajikano Optical space switch
GB8701996D0 (en) * 1987-01-29 1987-03-04 British Telecomm Optical space switch
GB2209843B (en) * 1987-09-11 1991-09-11 British Telecomm An optical space switch

Also Published As

Publication number Publication date
EP0435296A1 (de) 1991-07-03
DE69013130T2 (de) 1995-03-09
EP0435296B1 (de) 1994-10-05
US5162944A (en) 1992-11-10

Similar Documents

Publication Publication Date Title
DE69013130D1 (de) Optischer räumlicher Schalter und Netzwerk mit derartigen optischen räumlichen Schaltern.
DE69023205T2 (de) Schaltanordnung.
DE69018151D1 (de) Optischer Schalter.
DE69011909D1 (de) Erweitertes Zweischienen-Schaltnetzwerk.
BR9000753A (pt) Aparelho contator com interruptores protegidos
DE69321198D1 (de) Schalternetzwerk
NO922277D0 (no) Fiberoptisk svitsj
DE69113349D1 (de) Gasisolierter Schalter mit Selbstbeblasung.
DE69007314T2 (de) Schaltanordnung.
NO893680D0 (no) Sikringslastskillebryter.
DE69027118D1 (de) Spannung-frequenz quadratierte schaltung
DK165144C (da) Selvoprettende, selvrensende elektrisk omskifter
DE69019184T2 (de) Schalter.
DE69030666D1 (de) Ausschalter
DE59007675D1 (de) Überstromschalter.
DE59308825D1 (de) Koaxialschalter
DE59002883D1 (de) Schalter mit mehreren schaltstellungen.
DE8915208U1 (de) Tastschalter
DE69002944D1 (de) Trägheitsschalter.
KR920013536U (ko) 스위치
KR900019314U (ko) 슬라이드-택트스위치용 노브
KR910003385U (ko) 근접 스위치
KR910003360U (ko) 타임 스위치의 절연장치
DK100192D0 (da) Slingrekontakt
FI890547A (fi) Svetsanordning och -foerfarande.

Legal Events

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