CN1754339B - 用于通过光学数据网传输工作信号和保护信号的方法和装置 - Google Patents
用于通过光学数据网传输工作信号和保护信号的方法和装置 Download PDFInfo
- Publication number
- CN1754339B CN1754339B CN200480005214.2A CN200480005214A CN1754339B CN 1754339 B CN1754339 B CN 1754339B CN 200480005214 A CN200480005214 A CN 200480005214A CN 1754339 B CN1754339 B CN 1754339B
- Authority
- CN
- China
- Prior art keywords
- signal
- network element
- guard signal
- working
- access path
- 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
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Images
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J14/00—Optical multiplex systems
- H04J14/06—Polarisation multiplex systems
-
- 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
- H04J14/0294—Dedicated protection at the optical channel (1+1)
-
- 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
- H04J14/0289—Optical multiplex section protection
- H04J14/0291—Shared protection at the optical multiplex section (1:1, n:m)
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Small-Scale Networks (AREA)
- Optical Communication System (AREA)
Abstract
Description
Claims (10)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10308306A DE10308306B4 (de) | 2003-02-26 | 2003-02-26 | Verfahren und Anordnung zur Übertragung von Working-Signalen und Protection-Signalen über optische Datennetze |
DE10308306.5 | 2003-02-26 | ||
PCT/EP2004/000573 WO2004077715A1 (de) | 2003-02-26 | 2004-01-23 | Verfahren und anordnung zur übertragung von working-signalen und protection-signalen über optische datennetze |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1754339A CN1754339A (zh) | 2006-03-29 |
CN1754339B true CN1754339B (zh) | 2010-08-11 |
Family
ID=32920624
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN200480005214.2A Expired - Fee Related CN1754339B (zh) | 2003-02-26 | 2004-01-23 | 用于通过光学数据网传输工作信号和保护信号的方法和装置 |
Country Status (5)
Country | Link |
---|---|
US (1) | US20070065146A1 (zh) |
EP (1) | EP1597853B1 (zh) |
CN (1) | CN1754339B (zh) |
DE (2) | DE10308306B4 (zh) |
WO (1) | WO2004077715A1 (zh) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ATE410840T1 (de) * | 2006-07-11 | 2008-10-15 | Alcatel Lucent | Verfahren und vorrichtung zum schutz einer netzverbindung |
US8570860B2 (en) * | 2008-12-03 | 2013-10-29 | Micron Technology, Inc. | Redundant signal transmission |
JP5867247B2 (ja) * | 2012-03-30 | 2016-02-24 | 富士通株式会社 | 光伝送装置 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5159595A (en) * | 1988-04-08 | 1992-10-27 | Northern Telecom Limited | Ring transmission system |
EP0716521A2 (en) * | 1994-12-09 | 1996-06-12 | CSELT Centro Studi e Laboratori Telecomunicazioni S.p.A. | Ring network communication structure on an optical carrier and reconfigurable node for said structure |
CN1333960A (zh) * | 1998-11-12 | 2002-01-30 | 乔拉姆技术有限公司 | 用于处理光链路上故障的系统 |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH04150628A (ja) * | 1990-10-15 | 1992-05-25 | Nec Corp | 光通信システムの波長安定化方法および回路 |
US5446809A (en) * | 1994-09-23 | 1995-08-29 | United Technologies Corporation | All fiber wavelength selective optical switch |
IT1277204B1 (it) * | 1995-10-19 | 1997-11-05 | Pirelli S P A Ora Pirelli Cavi | Rete di comunicazione ottica trasparente ad anello autoprotetto |
IT1282063B1 (it) * | 1996-02-05 | 1998-03-09 | Pirelli Cavi S P A Ora Pirelli | Nodo in una rete di trasmissione di segnali ottici e metodo per preservare la comunicazione in caso di guasto |
US5751454A (en) * | 1996-10-10 | 1998-05-12 | Northern Telecom Limited | Wavelength bypassed ring networks |
CA2273053C (en) * | 1996-12-06 | 2003-01-21 | Bell Communications Research, Inc. | Inter-ring cross-connect for survivable multi-wavelength optical communication networks |
WO1998035251A1 (en) * | 1997-02-07 | 1998-08-13 | Tellium, Inc. | Dual liquid-crystal wavelength-selective optical switch |
US6657952B1 (en) * | 1997-11-28 | 2003-12-02 | Nec Corporation | Ring network for sharing protection resource by working communication paths |
US5999288A (en) * | 1998-02-02 | 1999-12-07 | Telcordia Technologies, Inc. | Connection set-up and path assignment in wavelength division multiplexed ring networks |
DE19828973A1 (de) * | 1998-06-29 | 1999-12-30 | Siemens Ag | Optisches 2-Faser-Ringnetz |
US6580535B1 (en) * | 1999-12-28 | 2003-06-17 | Telefonaktiebolaget Lm Ericsson (Publ) | Polarization division multiplexing in optical data transmission systems |
AU2001276929A1 (en) * | 2000-07-17 | 2002-01-30 | Corning Incorporated | Hybrid optical shared protection ring |
US20030025956A1 (en) * | 2001-03-20 | 2003-02-06 | Corning, Inc. | Protected DWDM ring networks using wavelength selected switches |
US20040109683A1 (en) * | 2002-08-21 | 2004-06-10 | Meriton Networks Inc. | Non-disruptive lightpath routing changes in WDM networks |
-
2003
- 2003-02-26 DE DE10308306A patent/DE10308306B4/de not_active Expired - Fee Related
-
2004
- 2004-01-23 EP EP04704578A patent/EP1597853B1/de not_active Expired - Lifetime
- 2004-01-23 DE DE502004003610T patent/DE502004003610D1/de not_active Expired - Lifetime
- 2004-01-23 US US10/547,152 patent/US20070065146A1/en not_active Abandoned
- 2004-01-23 CN CN200480005214.2A patent/CN1754339B/zh not_active Expired - Fee Related
- 2004-01-23 WO PCT/EP2004/000573 patent/WO2004077715A1/de active IP Right Grant
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5159595A (en) * | 1988-04-08 | 1992-10-27 | Northern Telecom Limited | Ring transmission system |
EP0716521A2 (en) * | 1994-12-09 | 1996-06-12 | CSELT Centro Studi e Laboratori Telecomunicazioni S.p.A. | Ring network communication structure on an optical carrier and reconfigurable node for said structure |
CN1333960A (zh) * | 1998-11-12 | 2002-01-30 | 乔拉姆技术有限公司 | 用于处理光链路上故障的系统 |
Non-Patent Citations (2)
Title |
---|
N.E.Hecker, E.Gottwald,.Automated polarization control demonstrated in a 1.28Tbit/s(16*2*40 Gbit/s) polarization multiplexed DWDM fieldtrial.Optical Communication,2001,ECOC '01.27th European Conference on1.2001,186-87. |
N.E.Hecker,E.Gottwald,.Automated polarization control demonstrated in a 1.28Tbit/s(16*2*40 Gbit/s) polarization multiplexed DWDM fieldtrial.Optical Communication,2001,ECOC '01.27th European Conference on1.2001,186-87. * |
Also Published As
Publication number | Publication date |
---|---|
US20070065146A1 (en) | 2007-03-22 |
DE10308306B4 (de) | 2006-04-20 |
DE10308306A1 (de) | 2004-10-28 |
DE502004003610D1 (de) | 2007-06-06 |
WO2004077715A1 (de) | 2004-09-10 |
EP1597853A1 (de) | 2005-11-23 |
EP1597853B1 (de) | 2007-04-25 |
CN1754339A (zh) | 2006-03-29 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
ASS | Succession or assignment of patent right |
Owner name: NOKIA SIEMENS COMMUNICATION CO., LTD. Free format text: FORMER OWNER: SIEMENS AG Effective date: 20080404 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20080404 Address after: Munich, Germany Applicant after: Nokia Siemens Networks GmbH Address before: Munich, Germany Applicant before: Siemens AG |
|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: XIAOYANG NETWORK CO., LTD. Free format text: FORMER OWNER: NOKIA SIEMENS NETWORKS GMBH Effective date: 20140106 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20140106 Address after: Luxemburg Luxemburg Patentee after: Xiaoyang Network Co., Ltd. Address before: Munich, Germany Patentee before: Nokia Siemens Networks GmbH |
|
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100811 Termination date: 20150123 |
|
EXPY | Termination of patent right or utility model |