DE69018151D1 - Optischer Schalter. - Google Patents

Optischer Schalter.

Info

Publication number
DE69018151D1
DE69018151D1 DE69018151T DE69018151T DE69018151D1 DE 69018151 D1 DE69018151 D1 DE 69018151D1 DE 69018151 T DE69018151 T DE 69018151T DE 69018151 T DE69018151 T DE 69018151T DE 69018151 D1 DE69018151 D1 DE 69018151D1
Authority
DE
Germany
Prior art keywords
optical switch
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 - Lifetime
Application number
DE69018151T
Other languages
English (en)
Other versions
DE69018151T2 (de
Inventor
Hideaki Okayama
Toshimasa Ishida
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.)
Oki Electric Industry Co Ltd
Original Assignee
Oki Electric Industry Co 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
Application filed by Oki Electric Industry Co Ltd filed Critical Oki Electric Industry Co Ltd
Application granted granted Critical
Publication of DE69018151D1 publication Critical patent/DE69018151D1/de
Publication of DE69018151T2 publication Critical patent/DE69018151T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0201—Add-and-drop multiplexing
    • H04J14/0202—Arrangements therefor
    • H04J14/0204—Broadcast and select arrangements, e.g. with an optical splitter at the input before adding or dropping
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0201—Add-and-drop multiplexing
    • H04J14/0202—Arrangements therefor
    • H04J14/0205—Select and combine arrangements, e.g. with an optical combiner at the output after adding or dropping
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0201—Add-and-drop multiplexing
    • H04J14/0202—Arrangements therefor
    • H04J14/0206—Express channels arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/06—Polarisation multiplex systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Optical Communication System (AREA)
  • Small-Scale Networks (AREA)
  • Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
DE69018151T 1989-07-26 1990-07-25 Optischer Schalter. Expired - Lifetime DE69018151T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1193215A JPH0357343A (ja) 1989-07-26 1989-07-26 光交換機

Publications (2)

Publication Number Publication Date
DE69018151D1 true DE69018151D1 (de) 1995-05-04
DE69018151T2 DE69018151T2 (de) 1995-11-23

Family

ID=16304222

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69018151T Expired - Lifetime DE69018151T2 (de) 1989-07-26 1990-07-25 Optischer Schalter.

Country Status (4)

Country Link
US (1) US5086349A (de)
EP (1) EP0410712B1 (de)
JP (1) JPH0357343A (de)
DE (1) DE69018151T2 (de)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0452895B1 (de) * 1990-04-18 1996-07-03 Canon Kabushiki Kaisha Optisches Übertragungsnetzwerk und Übertragungsverfahren für dasselbe
JPH04132428A (ja) * 1990-09-25 1992-05-06 Canon Inc 光通信方式及びそこに用いられる受信装置
JP3308525B2 (ja) * 1990-11-30 2002-07-29 株式会社日立製作所 ネットワーク
US5327276A (en) * 1991-10-15 1994-07-05 Nec Corporation Optical local area network system and node apparatus used in the same
JP3204463B2 (ja) * 1992-06-06 2001-09-04 キヤノン株式会社 波長多重光通信ネットワーク
DE4326522A1 (de) * 1993-08-06 1995-02-09 Siemens Ag Programmierbares optisches Filter und optische Schaltanordnung
US5461685A (en) * 1993-10-18 1995-10-24 At&T Ipm Corp. Optical passband filter
DE69534360D1 (de) * 1994-02-17 2005-09-08 Toshiba Kk Zentrale Quelle von mehreren Wellenlängen
FR2735931B1 (fr) * 1995-06-21 1997-07-25 Hamel Andre Dispositif reconfigurable pour insertion-extraction de longueurs d'onde
DE69620414T2 (de) * 1995-08-04 2002-11-14 Alcatel, Paris Optischer einfügungs- und abtrennmultiplexer
DE19529376A1 (de) * 1995-08-10 1997-02-13 Sel Alcatel Ag Optisches TDMA-Ringnetz mit einer zentralen Sende- und Empfangseinrichtung
JP3555824B2 (ja) * 1996-11-21 2004-08-18 日本電気株式会社 分岐装置
US6034799A (en) * 1997-06-30 2000-03-07 Lucent Technologies Inc. Tuning source for lightwave systems
JP4038783B2 (ja) * 1998-09-24 2008-01-30 独立行政法人科学技術振興機構 量子暗号通信システム及び量子暗号通信方法
US6259560B1 (en) 1999-04-16 2001-07-10 The United States Of America As Represented By The Secretary Of The Navy Continuously variable beam combiner
US6628440B1 (en) * 1999-07-07 2003-09-30 Spirent Communications Of Rockville, Inc. System for diverting an optical component signal from a multiplexed optical signal
JP2001268011A (ja) * 2000-03-21 2001-09-28 Fujitsu Ltd 光ノードシステム、及び、スイッチの接続方法
US6807371B1 (en) * 2000-11-27 2004-10-19 Nortel Networks Limited Reconfigurable add-drop multiplexer
US20020135835A1 (en) * 2001-03-06 2002-09-26 Richard Lauder Optical traffic grooming
EP1309118A1 (de) * 2001-10-31 2003-05-07 Agilent Technologies Inc. Wellenlängenmultiplex Lichtwellenleiternetzwerk
DE10212649B4 (de) * 2002-03-21 2004-02-12 Siemens Ag Cross-Connector für optische Signale
JP2003324240A (ja) * 2002-04-26 2003-11-14 Ando Electric Co Ltd 波長可変光源装置

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3752992A (en) * 1969-05-28 1973-08-14 Us Navy Optical communication system
FR2224960B1 (de) * 1973-04-05 1975-12-26 Materiel Telephonique
US4530084A (en) * 1981-10-08 1985-07-16 Heinrich Hertz Institut Fuer Nachrichten Technik Communications network with optical channels
EP0223258B1 (de) * 1985-11-22 1994-01-26 Nec Corporation Optisches Wellenlängenmultiplexvermittlungssystem mit Wellenlängenschaltlichtmodulatoren
US4730301A (en) * 1985-12-20 1988-03-08 Polaroid Corporation Wavelength multiplexed optical communications system and method
US4742576A (en) * 1985-12-23 1988-05-03 Polaroid Corporation Optical communication system employing coherent detection and method
US4759011A (en) * 1986-03-03 1988-07-19 Polaroid Corporation Intranetwork and internetwork optical communications system and method
US4715028A (en) * 1986-06-13 1987-12-22 Polaroid Corporation Optical communication system

Also Published As

Publication number Publication date
EP0410712A1 (de) 1991-01-30
US5086349A (en) 1992-02-04
DE69018151T2 (de) 1995-11-23
EP0410712B1 (de) 1995-03-29
JPH0357343A (ja) 1991-03-12

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition