DE60002151D1 - Verfahren und Vorrichtung zur Netzwerkschutzverschaffung am Eingangs/Ausgangsschnittstellen einer Querverbindungskoppelfeld - Google Patents
Verfahren und Vorrichtung zur Netzwerkschutzverschaffung am Eingangs/Ausgangsschnittstellen einer QuerverbindungskoppelfeldInfo
- Publication number
- DE60002151D1 DE60002151D1 DE60002151T DE60002151T DE60002151D1 DE 60002151 D1 DE60002151 D1 DE 60002151D1 DE 60002151 T DE60002151 T DE 60002151T DE 60002151 T DE60002151 T DE 60002151T DE 60002151 D1 DE60002151 D1 DE 60002151D1
- Authority
- DE
- Germany
- Prior art keywords
- cross
- selector
- switching matrix
- channel
- protection
- 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
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q11/00—Selecting arrangements for multiplex systems
- H04Q11/04—Selecting arrangements for multiplex systems for time-division multiplexing
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q3/00—Selecting arrangements
- H04Q3/0016—Arrangements providing connection between exchanges
- H04Q3/0062—Provisions for network management
- H04Q3/0075—Fault management techniques
- H04Q3/0079—Fault management techniques involving restoration of networks, e.g. disaster recovery, self-healing networks
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q2213/00—Indexing scheme relating to selecting arrangements in general and for multiplex systems
- H04Q2213/1302—Relay switches
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q2213/00—Indexing scheme relating to selecting arrangements in general and for multiplex systems
- H04Q2213/1304—Coordinate switches, crossbar, 4/2 with relays, coupling field
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q2213/00—Indexing scheme relating to selecting arrangements in general and for multiplex systems
- H04Q2213/13076—Distributing frame, MDF, cross-connect switch
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q2213/00—Indexing scheme relating to selecting arrangements in general and for multiplex systems
- H04Q2213/13166—Fault prevention
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q2213/00—Indexing scheme relating to selecting arrangements in general and for multiplex systems
- H04Q2213/13167—Redundant apparatus
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q2213/00—Indexing scheme relating to selecting arrangements in general and for multiplex systems
- H04Q2213/1334—Configuration within the switch
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
- Emergency Protection Circuit Devices (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/472,534 US7187649B1 (en) | 1999-12-27 | 1999-12-27 | Method and apparatus for providing network protection at input/output interfaces of a cross-connect switch |
Publications (2)
Publication Number | Publication Date |
---|---|
DE60002151D1 true DE60002151D1 (de) | 2003-05-22 |
DE60002151T2 DE60002151T2 (de) | 2003-11-06 |
Family
ID=23875913
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE60002151T Expired - Lifetime DE60002151T2 (de) | 1999-12-27 | 2000-12-12 | Verfahren und Vorrichtung zur Netzwerkschutzverschaffung am Eingangs/Ausgangsschnittstellen einer Querverbindungskoppelfeld |
Country Status (5)
Country | Link |
---|---|
US (1) | US7187649B1 (de) |
EP (1) | EP1120989B1 (de) |
AT (1) | ATE237916T1 (de) |
CA (1) | CA2328014A1 (de) |
DE (1) | DE60002151T2 (de) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6753638B2 (en) | 2000-02-03 | 2004-06-22 | Calient Networks, Inc. | Electrostatic actuator for micromechanical systems |
US6456751B1 (en) | 2000-04-13 | 2002-09-24 | Calient Networks, Inc. | Feedback stabilization of a loss optimized switch |
US6728016B1 (en) | 2000-06-05 | 2004-04-27 | Calient Networks, Inc. | Safe procedure for moving mirrors in an optical cross-connect switch |
US6587611B1 (en) | 2000-06-06 | 2003-07-01 | Calient Networks, Inc. | Maintaining path integrity in an optical switch |
US6825967B1 (en) | 2000-09-29 | 2004-11-30 | Calient Networks, Inc. | Shaped electrodes for micro-electro-mechanical-system (MEMS) devices to improve actuator performance and methods for fabricating the same |
US6882766B1 (en) | 2001-06-06 | 2005-04-19 | Calient Networks, Inc. | Optical switch fabric with redundancy |
KR100555643B1 (ko) * | 2001-07-30 | 2006-03-03 | 삼성전자주식회사 | 영상신호 송신 및 수신 장치 및 그 방법 |
JP2003124979A (ja) | 2001-10-10 | 2003-04-25 | Nec Corp | 交換機におけるセレクタおよび回線冗長方法およびそのシステム |
US7382724B1 (en) * | 2001-11-21 | 2008-06-03 | Juniper Networks, Inc. | Automatic switchover mechanism in a network device |
US7676125B2 (en) | 2006-06-19 | 2010-03-09 | Calient Networks, Inc. | Method and apparatus to provide multi-channel bulk fiber optical power detection |
US7826348B2 (en) * | 2007-04-26 | 2010-11-02 | Cisco Technology, Inc. | Multicast fast reroute |
EP2048816A1 (de) * | 2007-10-12 | 2009-04-15 | Nokia Siemens Networks S.p.A. | Verfahren und System zum Kanaldiversitätsschutz in Kommunikationsnetzen mit verteilter Schaltintelligenz, entsprechendes Netz und Computerprogrammprodukt |
US8179807B2 (en) * | 2007-11-06 | 2012-05-15 | Lsi Corporation | In-band communication of alarm status information in a synchronous transport communication system |
ATE513396T1 (de) * | 2008-04-22 | 2011-07-15 | Alcatel Lucent | Verfahren zum abbilden eines schutzschemas über ein schaltsystem |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA1291549C (en) | 1987-11-06 | 1991-10-29 | Wayne D. Grover | Method and apparatus for self-healing and self-provisioning networks |
US5216666A (en) * | 1991-12-12 | 1993-06-01 | Alcatel Network Systems, Inc. | 1:n ring-type signal protection apparatus |
US5479608A (en) * | 1992-07-17 | 1995-12-26 | Alcatel Network Systems, Inc. | Group facility protection in a digital telecommunications system |
JPH0795227A (ja) * | 1993-09-20 | 1995-04-07 | Fujitsu Ltd | パス保護切替リングネットワークおよびその障害復旧方法 |
JP3432958B2 (ja) * | 1995-07-21 | 2003-08-04 | 富士通株式会社 | 光伝送システム及び伝送路切替制御方法 |
JPH0974412A (ja) * | 1995-09-04 | 1997-03-18 | Fujitsu Ltd | Atm交換網のapsシステム |
US6256292B1 (en) | 1996-07-11 | 2001-07-03 | Nortel Networks Corporation | Self-healing line switched ring for ATM traffic |
US5745476A (en) | 1996-07-16 | 1998-04-28 | At&T Corp. | Errorless switching techniques in ring network |
US6226111B1 (en) * | 1996-12-06 | 2001-05-01 | Telcordia Technologies, Inc. | Inter-ring cross-connect for survivable multi-wavelength optical communication networks |
US6760302B1 (en) * | 1996-12-20 | 2004-07-06 | The Trustees Of Columbia University In The City Of New York | Automatic protection switching system in a network |
US5870032A (en) | 1997-01-23 | 1999-02-09 | At&T Corp | Restoration network architecture |
JPH10313332A (ja) * | 1997-05-12 | 1998-11-24 | Fujitsu Ltd | 伝送装置及びこの伝送装置を具備するネットワーク |
US6526021B1 (en) * | 1998-04-03 | 2003-02-25 | Alcatel Network Systems, Inc. | Clear channel 1:N SONET transport system and method |
US6504963B1 (en) * | 1998-12-07 | 2003-01-07 | Sprint Communications Company L.P. | Optical fiber protection switch |
US6579018B1 (en) * | 1999-12-16 | 2003-06-17 | Corning Incorporated | Four-fiber ring optical cross connect system using 4×4 switch matrices |
-
1999
- 1999-12-27 US US09/472,534 patent/US7187649B1/en not_active Expired - Lifetime
-
2000
- 2000-12-12 EP EP00127126A patent/EP1120989B1/de not_active Expired - Lifetime
- 2000-12-12 AT AT00127126T patent/ATE237916T1/de not_active IP Right Cessation
- 2000-12-12 DE DE60002151T patent/DE60002151T2/de not_active Expired - Lifetime
- 2000-12-12 CA CA002328014A patent/CA2328014A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
US7187649B1 (en) | 2007-03-06 |
ATE237916T1 (de) | 2003-05-15 |
EP1120989A1 (de) | 2001-08-01 |
EP1120989B1 (de) | 2003-04-16 |
CA2328014A1 (en) | 2001-06-27 |
DE60002151T2 (de) | 2003-11-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |