TW387169B - Optical network - Google Patents

Optical network Download PDF

Info

Publication number: TW387169B
Authority: TW; Taiwan
Prior art keywords: optical; patent application; node device; satellite; network
Prior art date: 1996-07-18

Application number

TW086112039A

Other languages

English (en)

Chinese (zh)

Inventor

Magnus Oberg

Bengt Johansson

Lars Egnell

Original Assignee

Ericsson Telefon Ab L M

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.)

1996-07-18

Filing date

1997-08-21

Publication date

2000-04-11

1997-08-21 Application filed by Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M

2000-04-11 Application granted granted Critical

2000-04-11 Publication of TW387169B publication Critical patent/TW387169B/zh

Links

230000003287 optical effect Effects 0.000 title claims abstract description 40
239000013307 optical fiber Substances 0.000 claims abstract description 51
230000006854 communication Effects 0.000 claims abstract description 30
238000004891 communication Methods 0.000 claims abstract description 30
239000000835 fiber Substances 0.000 claims description 37
230000008859 change Effects 0.000 claims description 13
230000005540 biological transmission Effects 0.000 claims description 10
238000009941 weaving Methods 0.000 claims description 4
230000002079 cooperative effect Effects 0.000 claims description 3
230000009471 action Effects 0.000 claims description 2
BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims 2
229910052709 silver Inorganic materials 0.000 claims 2
239000004332 silver Substances 0.000 claims 2
239000004744 fabric Substances 0.000 claims 1
238000013461 design Methods 0.000 description 8
238000000034 method Methods 0.000 description 4
235000015170 shellfish Nutrition 0.000 description 3
230000000875 corresponding effect Effects 0.000 description 2
230000003111 delayed effect Effects 0.000 description 2
238000009434 installation Methods 0.000 description 2
238000011144 upstream manufacturing Methods 0.000 description 2
230000007175 bidirectional communication Effects 0.000 description 1
238000006243 chemical reaction Methods 0.000 description 1
230000000694 effects Effects 0.000 description 1
238000005516 engineering process Methods 0.000 description 1
125000001475 halogen functional group Chemical group 0.000 description 1
230000036541 health Effects 0.000 description 1
230000004048 modification Effects 0.000 description 1
238000012986 modification Methods 0.000 description 1
238000012544 monitoring process Methods 0.000 description 1
230000001902 propagating effect Effects 0.000 description 1
230000008054 signal transmission Effects 0.000 description 1

Classifications

- 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
- 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
- H04J14/0287—Protection in WDM systems
- H04J14/0293—Optical channel protection
- H04J14/0295—Shared protection at the optical channel (1:1, n:m)
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J14/00—Optical multiplex systems
- H04J14/02—Wavelength-division multiplex systems
- H04J14/0287—Protection in WDM systems
- H04J14/0297—Optical equipment protection
- 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
- 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
- H04Q2011/0092—Ring

Landscapes

Engineering & Computer Science (AREA)
Computer Networks & Wireless Communication (AREA)
Signal Processing (AREA)
Optical Communication System (AREA)
Small-Scale Networks (AREA)

TW086112039A 1996-07-18 1997-08-21 Optical network TW387169B (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
SE9602806A SE507415C2 (sv)	1996-07-18	1996-07-18	Våglängdsmultiplexerat optiskt nätverk med navnod

Publications (1)

Publication Number	Publication Date
TW387169B true TW387169B (en)	2000-04-11

Family

ID=20403420

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
TW086112039A TW387169B (en)	1996-07-18	1997-08-21	Optical network

Country Status (8)

Country	Link
EP (1)	EP0908029A1 (de)
JP (1)	JP2000515697A (de)
CN (1)	CN1135752C (de)
AU (1)	AU3712997A (de)
BR (1)	BR9710364A (de)
SE (1)	SE507415C2 (de)
TW (1)	TW387169B (de)
WO (1)	WO1998004058A1 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JP3055603B2 (ja) *	1996-07-19	2000-06-26	日本電気株式会社	光ネットワーク
FI980329A7 (fi)	1998-02-13	1999-08-14	Nokia Networks Oy	Optinen tietoliikenneverkko
FI980328A7 (fi)	1998-02-13	1999-08-14	Nokia Corp	Optinen tietoliikenneverkko
US6426815B1 (en)	1998-06-19	2002-07-30	Ciena Corporation	WDM ring transmission system having two hubs
JP4574947B2 (ja) *	2001-03-09	2010-11-04	トランスモードホールディングエービー	フレキシブルなｗｄｍリングネットワーク
ATE422747T1 (de) *	2005-12-28	2009-02-15	Alcatel Lucent	Accessknoten für optisches ringnetzwerk
CN102540986A (zh) *	2010-12-15	2012-07-04	广州星辰热能科技有限公司	一种中央热水远程控制管理系统
CN103414510B (zh) *	2013-08-12	2016-04-13	浙江宇视科技有限公司	一种epon网络保护装置和方法
US9941992B2 (en)	2016-09-14	2018-04-10	Futurewei Technologies, Inc.	Method and apparatus for efficient network utilization using superchannels

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5000531A (en) *	1989-05-22	1991-03-19	Harris Corporation	Passive bypass for fiber optic ring network
US5442623A (en) *	1992-08-17	1995-08-15	Bell Communications Research, Inc.	Passive protected self healing ring network

1996
- 1996-07-18 SE SE9602806A patent/SE507415C2/sv not_active IP Right Cessation
1997
- 1997-07-11 JP JP10506859A patent/JP2000515697A/ja active Pending
- 1997-07-11 AU AU37129/97A patent/AU3712997A/en not_active Abandoned
- 1997-07-11 WO PCT/SE1997/001267 patent/WO1998004058A1/en not_active Ceased
- 1997-07-11 CN CNB971980357A patent/CN1135752C/zh not_active Expired - Fee Related
- 1997-07-11 EP EP97933954A patent/EP0908029A1/de not_active Withdrawn
- 1997-07-11 BR BR9710364A patent/BR9710364A/pt not_active IP Right Cessation
- 1997-08-21 TW TW086112039A patent/TW387169B/zh not_active IP Right Cessation

Also Published As

Publication number	Publication date
EP0908029A1 (de)	1999-04-14
WO1998004058A1 (en)	1998-01-29
SE507415C2 (sv)	1998-05-25
SE9602806L (sv)	1998-01-19
AU3712997A (en)	1998-02-10
CN1135752C (zh)	2004-01-21
BR9710364A (pt)	1999-08-17
CN1231087A (zh)	1999-10-06
SE9602806D0 (sv)	1996-07-18
JP2000515697A (ja)	2000-11-21

Legal Events

Date	Code	Title	Description
2000-07-28	GD4A	Issue of patent certificate for granted invention patent
2017-01-11	MM4A	Annulment or lapse of patent due to non-payment of fees

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AU705856B2 (en)	1999-06-03	Optical multichannel system
US5986783A (en)	1999-11-16	Method and apparatus for operation, protection, and restoration of heterogeneous optical communication networks
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US7133609B2 (en)	2006-11-07	Bidirectional WDM self-healing ring network
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TW521527B (en)	2003-02-21	Four-fiber ring optical cross-connect system using 4x4 switch matrices
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EP1064739B1 (de)	2007-08-01	Wellenlängenmultiplexkanalschutz
CN109891783A (zh)	2019-06-14	光分支/耦合设备和光分支/耦合方法
JPH0583199A (ja)	1993-04-02	伝送路切替方式
US7123830B2 (en)	2006-10-17	WDM self-healing optical ring network
TW387169B (en)	2000-04-11	Optical network
EP1926342A2 (de)	2008-05-28	Optisches Schaltsystem
US7218805B2 (en)	2007-05-15	WDM ring network for flexible connections
CN101841367A (zh)	2010-09-22	一种具有波长选择功能的光路倒换装置
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EP1202595A1 (de)	2002-05-02	Unterseeisches Optisches Übertragungssystem und vermittelbarer unterseeischer Zwischenverstärker
CN1883226B (zh)	2011-09-07	用于光通信网络的节点
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