SG48905A1 - Optical communications networks - Google Patents

Optical communications networks

Info

Publication number
SG48905A1
SG48905A1 SG1996003621A SG1996003621A SG48905A1 SG 48905 A1 SG48905 A1 SG 48905A1 SG 1996003621 A SG1996003621 A SG 1996003621A SG 1996003621 A SG1996003621 A SG 1996003621A SG 48905 A1 SG48905 A1 SG 48905A1
Authority
SG
Singapore
Prior art keywords
communications networks
optical communications
optical
networks
communications
Prior art date
Application number
SG1996003621A
Other languages
English (en)
Inventor
Vivek Tandon
Mark Wilby
Robert Ernest Vickers Semos
Original Assignee
British Telecomm
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 Telecomm filed Critical British Telecomm
Publication of SG48905A1 publication Critical patent/SG48905A1/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for 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
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0227—Operation, administration, maintenance or provisioning [OAMP] of WDM networks, e.g. media access, routing or wavelength allocation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0227—Operation, administration, maintenance or provisioning [OAMP] of WDM networks, e.g. media access, routing or wavelength allocation
    • H04J14/0241—Wavelength allocation for communications one-to-one, e.g. unicasting wavelengths
    • 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
    • H04J14/0278—WDM optical network architectures
    • H04J14/028—WDM bus architectures
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0278—WDM optical network architectures
    • H04J14/0283—WDM ring architectures
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0278—WDM optical network architectures
    • H04J14/0284—WDM mesh architectures
    • 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
    • H04Q11/0066—Provisions for optical burst or packet networks
    • 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
    • H04Q2011/0009—Construction using wavelength filters
    • 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
    • H04Q2011/0026—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
    • H04Q11/0062—Network aspects
    • H04Q2011/0086—Network resource allocation, dimensioning or optimisation

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Optical Communication System (AREA)
SG1996003621A 1994-01-18 1995-01-18 Optical communications networks SG48905A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP94300347 1994-01-18

Publications (1)

Publication Number Publication Date
SG48905A1 true SG48905A1 (en) 1998-05-18

Family

ID=8217533

Family Applications (1)

Application Number Title Priority Date Filing Date
SG1996003621A SG48905A1 (en) 1994-01-18 1995-01-18 Optical communications networks

Country Status (10)

Country Link
EP (1) EP0740892B1 (de)
JP (1) JP2880293B2 (de)
KR (1) KR100213807B1 (de)
CN (1) CN1085032C (de)
AU (1) AU681230B2 (de)
CA (1) CA2181362C (de)
DE (1) DE69508916T2 (de)
NZ (1) NZ278120A (de)
SG (1) SG48905A1 (de)
WO (1) WO1995019689A1 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114830563A (zh) * 2019-12-26 2022-07-29 日本电信电话株式会社 光通信装置、光通信系统和光通信方法

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6233077B1 (en) 1995-05-11 2001-05-15 Ciena Corporation Remodulating channel selectors for WDM optical communication systems
US9191117B2 (en) 1995-05-11 2015-11-17 Ciena Corporation High-speed optical transponder systems
US6631018B1 (en) 1997-08-27 2003-10-07 Nortel Networks Limited WDM optical network with passive pass-through at each node
DE69840134D1 (de) * 1997-10-21 2008-11-27 Ciena Corp Remodulator für optische WDM-Übertragungssysteme
EP1050130B1 (de) * 1998-01-03 2003-12-10 BRITISH TELECOMMUNICATIONS public limited company Kommunikationssystem mit stern / ring topology
JP3639109B2 (ja) * 1998-04-02 2005-04-20 富士通株式会社 光伝送装置、光伝送システム及び光端局
US6721508B1 (en) 1998-12-14 2004-04-13 Tellabs Operations Inc. Optical line terminal arrangement, apparatus and methods
KR100330407B1 (ko) * 1999-07-21 2002-03-27 최동식 이동전화 광중계 시스템의 접속 기지국의 섹터 동적 할당 장치및 그 방법
US6571030B1 (en) 1999-11-02 2003-05-27 Xros, Inc. Optical cross-connect switching system
JP3914036B2 (ja) 2001-11-19 2007-05-16 富士通株式会社 Ｐｏｎ通信の親機及び子機
WO2007138642A1 (ja) 2006-05-25 2007-12-06 Fujitsu Limited 光アクセスネットワークシステム
DE102006055928A1 (de) * 2006-11-27 2008-06-12 Siemens Ag Verfahren und Anordnung zur Steuerung eines Regenerators für Datenburst-Signale eines Systems mit Punkt-zu-Multipunkt-Verbindungen, Übertagungssystem mit Punkt-zu-Multipunkt-Verbindungen und Regenerator
CN101247258B (zh) 2007-02-12 2011-02-09 华为技术有限公司 一种业务发放方法及系统
ATE539560T1 (de) * 2008-05-29 2012-01-15 Telecom Italia Spa Verfahren zum lokalisieren eines optischen netzwerkabschlusses in einem optischen zugangsnetzwerk
CN102143411B (zh) * 2010-07-14 2013-12-04 华为技术有限公司 信号处理方法、设备及系统
US8842575B2 (en) * 2012-06-21 2014-09-23 Alcatel Lucent Method and apparatus for providing a non-overlapping ring-mesh network topology
CN104426739B (zh) * 2013-09-10 2018-08-10 上海诺基亚贝尔股份有限公司 一种融合城域网和接入网的方法、远程节点以及光线路终端
CN111060865B (zh) * 2019-12-05 2022-11-29 国网北京市电力公司 基于电能计量装置的检验系统
KR102232484B1 (ko) 2020-06-26 2021-03-26 신용준 세탁물 건조기의 열공급 시스템 및 이를 이용한 폐열 회수방법

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5191626A (en) * 1991-04-22 1993-03-02 The Trustees Of Columbia University In The City Of New York Optical communications system and method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114830563A (zh) * 2019-12-26 2022-07-29 日本电信电话株式会社 光通信装置、光通信系统和光通信方法

Also Published As

Publication number Publication date
CA2181362A1 (en) 1995-07-20
AU1422295A (en) 1995-08-01
WO1995019689A1 (en) 1995-07-20
DE69508916D1 (de) 1999-05-12
JPH09510053A (ja) 1997-10-07
JP2880293B2 (ja) 1999-04-05
EP0740892B1 (de) 1999-04-07
CN1085032C (zh) 2002-05-15
DE69508916T2 (de) 1999-08-05
CA2181362C (en) 1999-09-28
EP0740892A1 (de) 1996-11-06
AU681230B2 (en) 1997-08-21
KR100213807B1 (ko) 1999-08-02
CN1155966A (zh) 1997-07-30
KR970700984A (ko) 1997-02-12
NZ278120A (en) 1997-01-29

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