JP4408542B2 - 光学システム - Google Patents

光学システム Download PDF

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Publication number
JP4408542B2
JP4408542B2 JP2000250335A JP2000250335A JP4408542B2 JP 4408542 B2 JP4408542 B2 JP 4408542B2 JP 2000250335 A JP2000250335 A JP 2000250335A JP 2000250335 A JP2000250335 A JP 2000250335A JP 4408542 B2 JP4408542 B2 JP 4408542B2
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JP
Japan
Prior art keywords
adm
switching
branching
communication system
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
JP2000250335A
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English (en)
Japanese (ja)
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JP2001218240A (ja
JP2001218240A5 (enExample
Inventor
チャールズ グッドフェロウ ロバート
オーウェン ルイス ディヴィッド
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Ericsson AB
Original Assignee
Ericsson AB
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Publication date
Application filed by Ericsson AB filed Critical Ericsson AB
Publication of JP2001218240A publication Critical patent/JP2001218240A/ja
Publication of JP2001218240A5 publication Critical patent/JP2001218240A5/ja
Application granted granted Critical
Publication of JP4408542B2 publication Critical patent/JP4408542B2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/08—Time-division multiplex systems
    • 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
    • H04J14/0213—Groups of channels or wave bands arrangements
    • 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
    • H04J14/0215—Architecture aspects
    • H04J14/0219—Modular or upgradable architectures
    • 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
    • H04J14/0215—Architecture aspects
    • H04J14/022—For interconnection of WDM optical networks

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Optical Communication System (AREA)
  • Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Small-Scale Networks (AREA)
JP2000250335A 1999-07-15 2000-07-17 光学システム Expired - Lifetime JP4408542B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB9916578A GB2352105B (en) 1999-07-15 1999-07-15 Optical system
GB9916578:9 1999-07-15

Publications (3)

Publication Number Publication Date
JP2001218240A JP2001218240A (ja) 2001-08-10
JP2001218240A5 JP2001218240A5 (enExample) 2007-08-30
JP4408542B2 true JP4408542B2 (ja) 2010-02-03

Family

ID=10857270

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2000250335A Expired - Lifetime JP4408542B2 (ja) 1999-07-15 2000-07-17 光学システム

Country Status (8)

Country Link
US (1) US6519061B1 (enExample)
EP (1) EP1069719A3 (enExample)
JP (1) JP4408542B2 (enExample)
CN (1) CN1236578C (enExample)
AU (1) AU4862100A (enExample)
GB (1) GB2352105B (enExample)
NO (1) NO20003611L (enExample)
RU (1) RU2000118730A (enExample)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001285322A (ja) * 2000-03-28 2001-10-12 Fujitsu Ltd Ｌａｎ間通信装置及びこれを用いるｌａｎ間通信ネットワーク
US6731830B2 (en) 2001-01-05 2004-05-04 Redfern Broadband Networks, Inc. Asymmetric compatible network element
US20020135835A1 (en) * 2001-03-06 2002-09-26 Richard Lauder Optical traffic grooming
US6847787B2 (en) * 2001-09-07 2005-01-25 Redfern Broadband Networks Inc. WDM network node module
KR20030028613A (ko) * 2001-09-20 2003-04-10 엘지전자 주식회사 파장 분할 다중화 네트워크에서 결합/분기 다중화기와파장의 수를 최적화하는 방법
KR100689503B1 (ko) * 2004-12-30 2007-03-02 삼성전자주식회사 파장 분할 다중 방식 수동형 광 가입자망
JP2009267786A (ja) 2008-04-25 2009-11-12 Nec Corp 通信装置、通信システム、及び通信方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3117018B2 (ja) * 1990-10-29 2000-12-11 株式会社日立製作所 ネットワーク装置
IT1257543B (it) * 1992-05-26 1996-01-30 Cselt Centro Studi Lab Telecom Sistema di demultiplazione ottica.
FR2715015B1 (fr) * 1994-01-07 1996-02-02 Auffret Rene Procédé et dispositif de transmission et d'aiguillage de paquets dans un réseau optique.
US5475679A (en) * 1994-12-08 1995-12-12 Northern Telecom Limited Large capacity ATM switch
FR2735931B1 (fr) * 1995-06-21 1997-07-25 Hamel Andre Dispositif reconfigurable pour insertion-extraction de longueurs d'onde
AU4799897A (en) * 1996-10-10 1998-05-05 Tyco Submarine Systems Ltd. Method and apparatus for combining add/drop optical signal lines from a plural ity of branching units
US5867289A (en) * 1996-12-24 1999-02-02 International Business Machines Corporation Fault detection for all-optical add-drop multiplexer
EP0876018A3 (de) * 1997-02-21 2004-05-26 Siemens Aktiengesellschaft Verfahren und Anordnung zur Datanübertragung in einem Ringnetz
DE69836670T2 (de) * 1997-10-28 2007-10-04 Nec Corp. Optischer Ein-/Ausfügemultiplexer

Also Published As

Publication number Publication date
CN1236578C (zh) 2006-01-11
US6519061B1 (en) 2003-02-11
HK1032695A1 (en) 2001-07-27
AU4862100A (en) 2001-01-18
GB2352105A (en) 2001-01-17
JP2001218240A (ja) 2001-08-10
GB2352105B (en) 2001-09-26
EP1069719A3 (en) 2005-10-12
GB9916578D0 (en) 1999-09-15
NO20003611L (no) 2001-01-16
NO20003611D0 (no) 2000-07-13
RU2000118730A (ru) 2002-07-27
CN1291833A (zh) 2001-04-18
EP1069719A2 (en) 2001-01-17

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