DE69430108T2 - Optisches Übertragungssystem - Google Patents

Optisches Übertragungssystem

Info

Publication number
DE69430108T2
DE69430108T2 DE69430108T DE69430108T DE69430108T2 DE 69430108 T2 DE69430108 T2 DE 69430108T2 DE 69430108 T DE69430108 T DE 69430108T DE 69430108 T DE69430108 T DE 69430108T DE 69430108 T2 DE69430108 T2 DE 69430108T2
Authority
DE
Germany
Prior art keywords
transmission system
optical transmission
optical
transmission
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
DE69430108T
Other languages
English (en)
Other versions
DE69430108D1 (de
Inventor
Yasuhiro Suzuki
Kenji Okada
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.)
Nippon Telegraph and Telephone Corp
Original Assignee
Nippon Telegraph and Telephone Corp
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 Nippon Telegraph and Telephone Corp filed Critical Nippon Telegraph and Telephone Corp
Publication of DE69430108D1 publication Critical patent/DE69430108D1/de
Application granted granted Critical
Publication of DE69430108T2 publication Critical patent/DE69430108T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
    • H04Q11/0062—Network aspects
    • 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
    • H04Q11/0062—Network aspects
    • H04Q11/0067—Provisions for optical access or distribution networks, e.g. Gigabit Ethernet Passive Optical Network (GE-PON), ATM-based Passive Optical Network (A-PON), PON-Ring
    • 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
    • H04Q11/0005—Switch and router aspects
    • H04Q2011/0007—Construction
    • H04Q2011/0015—Construction using splitting combining
    • 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
    • H04Q11/0005—Switch and router aspects
    • H04Q2011/0007—Construction
    • H04Q2011/002—Construction using optical delay lines or optical buffers or optical recirculation
    • 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
    • H04Q11/0005—Switch and router aspects
    • H04Q2011/0007—Construction
    • H04Q2011/0026—Construction using free space propagation (e.g. lenses, mirrors)
    • 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
    • H04Q11/0005—Switch and router aspects
    • H04Q2011/0037—Operation
    • H04Q2011/0039—Electrical control
    • 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
    • H04Q11/0005—Switch and router aspects
    • H04Q2011/0037—Operation
    • H04Q2011/0043—Fault tolerance
    • 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
    • H04Q11/0005—Switch and router aspects
    • H04Q2011/0037—Operation
    • H04Q2011/0045—Synchronisation
    • 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
    • H04Q11/0062—Network aspects
    • H04Q2011/0079—Operation or maintenance aspects
    • H04Q2011/0081—Fault tolerance; Redundancy; Recovery; Reconfigurability
    • 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
    • H04Q11/0062—Network aspects
    • H04Q2011/009—Topology aspects
    • H04Q2011/0094—Star
DE69430108T 1993-12-17 1994-12-15 Optisches Übertragungssystem Expired - Fee Related DE69430108T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5318311A JPH07177098A (ja) 1993-12-17 1993-12-17 光伝送システム

Publications (2)

Publication Number Publication Date
DE69430108D1 DE69430108D1 (de) 2002-04-18
DE69430108T2 true DE69430108T2 (de) 2002-11-07

Family

ID=18097786

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69430108T Expired - Fee Related DE69430108T2 (de) 1993-12-17 1994-12-15 Optisches Übertragungssystem

Country Status (4)

Country Link
US (1) US5523870A (de)
EP (1) EP0658992B1 (de)
JP (1) JPH07177098A (de)
DE (1) DE69430108T2 (de)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI99186C (fi) 1995-11-07 1997-10-10 Nokia Oy Ab Yläsuunnan saantimenetelmä kaksisuuntaisessa tietoliikennejärjestelmässä
US6198720B1 (en) 1996-12-26 2001-03-06 Alcatel Usa Sourcing, L.P. Distributed digital cross-connect system and method
US5963561A (en) * 1996-12-05 1999-10-05 At&T Corp. Method and apparatus for bandwidth reuse in a communication network
GB9704587D0 (en) * 1997-03-05 1997-04-23 Fujitsu Ltd Wavelength-division multiplexing in passive optical networks
JPH11275028A (ja) * 1998-03-20 1999-10-08 Fujitsu Ltd 光通信システム
US7386236B1 (en) * 1999-09-27 2008-06-10 Alloptic, Inc. Multiple wavelength TDMA optical network
KR100336718B1 (ko) * 1999-12-24 2002-05-13 오길록 비동기전송모드-광통신망에서의 광선로 종단장치
GB2371431A (en) * 2001-01-20 2002-07-24 Marconi Comm Ltd Optical switch positioned between multi-wavelenth light sources and a plurality of modulators
US6771908B2 (en) * 2001-02-12 2004-08-03 Lucent Technologies Inc. Fast protection switching by snooping on downstream signals in an optical network
US6868232B2 (en) * 2001-02-12 2005-03-15 Lucent Technologies Inc. Fast protection switching by snooping on upstream signals in an optical network
US6778781B2 (en) 2001-02-12 2004-08-17 Lucent Technologies Inc. Health check algorithm for protection circuit in optical network
EP1271825A1 (de) * 2001-06-25 2003-01-02 Lucent Technologies Inc. Verfahren und System zur Übertragung von multiplexierten optischen Nachrichten
KR100703373B1 (ko) * 2005-02-16 2007-04-03 삼성전자주식회사 주입된 비간섭성 광에 파장 잠김된 광원을 이용한 파장분할다중방식 수동형 광 가입자망 장치
JP4457964B2 (ja) * 2005-05-11 2010-04-28 株式会社日立製作所 Ａｔｍ−ｐｏｎシステムおよびｏｎｕ自動接続方法
JP4909547B2 (ja) * 2005-08-31 2012-04-04 日本電気通信システム株式会社 光スイッチ装置、光アクセスネットワーク、そのシステムおよび光波長多重伝送方法
JP4708997B2 (ja) 2005-12-20 2011-06-22 日本電気通信システム株式会社 光スイッチ装置、光アクセスネットワーク、光スイッチ方法、プログラム、記録媒体
KR100762637B1 (ko) * 2006-05-03 2007-10-01 삼성전자주식회사 Ｔｄｄ 방식의 무선 시스템 신호 전송을 위한 단일 파장양방향 ｒｏｆ 링크 장치
GB2452180B (en) * 2006-05-25 2011-08-24 Fujitsu Ltd Optical access network system
JP4969473B2 (ja) * 2008-02-04 2012-07-04 株式会社日立製作所 光アクセス網および光通信路切り替え制御システム
JP5051592B2 (ja) * 2008-07-31 2012-10-17 学校法人慶應義塾 光ネットワークにおける回線制御方法及び光ネットワーク
JP4903239B2 (ja) * 2009-03-30 2012-03-28 株式会社日立製作所 光アクセスシステム及び光回線装置

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59122164A (ja) * 1982-12-28 1984-07-14 Fujitsu Ltd 光伝送方式
JPS59167171A (ja) * 1983-03-11 1984-09-20 Nippon Telegr & Teleph Corp <Ntt> 光スイツチ回路
JPS62206996A (ja) * 1986-03-07 1987-09-11 Hitachi Ltd 光交換方法およびその装置
GB8727846D0 (en) * 1987-11-27 1987-12-31 British Telecomm Optical communications network
US4991975A (en) * 1988-11-22 1991-02-12 At&T Bell Laboratories Division multiplexing and demultiplexing means lightwave communication system comprising optical time
LU87840A1 (fr) * 1990-05-04 1991-05-07 Siemens Ag Passives optisches telekommunikationssystem
US5177630A (en) * 1990-12-14 1993-01-05 Westinghouse Electric Corp. Method and apparatus for generating and transferring high speed data for high speed testing applications

Also Published As

Publication number Publication date
EP0658992B1 (de) 2002-03-13
JPH07177098A (ja) 1995-07-14
DE69430108D1 (de) 2002-04-18
EP0658992A1 (de) 1995-06-21
US5523870A (en) 1996-06-04

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Representative=s name: PATENTANWAELTE KNOBLAUCH UND KNOBLAUCH, 60322 FRANK

8339 Ceased/non-payment of the annual fee