Classifications

• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
  • H04L12/00—Data switching networks
  • H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
  • H04L12/42—Loop networks
  • H04L12/437—Ring fault isolation or reconfiguration
• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04J—MULTIPLEX COMMUNICATION
  • H04J3/00—Time-division multiplex systems
  • H04J3/02—Details
  • H04J3/08—Intermediate station arrangements, e.g. for branching, for tapping-off
  • H04J3/085—Intermediate station arrangements, e.g. for branching, for tapping-off for ring networks, e.g. SDH/SONET rings, self-healing rings, meashed SDH/SONET networks
• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04J—MULTIPLEX COMMUNICATION
  • H04J2203/00—Aspects of optical multiplex systems other than those covered by H04J14/05 and H04J14/07
  • H04J2203/0001—Provisions for broadband connections in integrated services digital network using frames of the Optical Transport Network [OTN] or using synchronous transfer mode [STM], e.g. SONET, SDH
  • H04J2203/0028—Local loop
  • H04J2203/0039—Topology
  • H04J2203/0042—Ring
• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04J—MULTIPLEX COMMUNICATION
  • H04J2203/00—Aspects of optical multiplex systems other than those covered by H04J14/05 and H04J14/07
  • H04J2203/0001—Provisions for broadband connections in integrated services digital network using frames of the Optical Transport Network [OTN] or using synchronous transfer mode [STM], e.g. SONET, SDH
  • H04J2203/0057—Operations, administration and maintenance [OAM]
  • H04J2203/006—Fault tolerance and recovery

Landscapes

• Engineering & Computer Science (AREA)
• Computer Networks & Wireless Communication (AREA)
• Signal Processing (AREA)
• Mobile Radio Communication Systems (AREA)
• Small-Scale Networks (AREA)
• Monitoring And Testing Of Exchanges (AREA)
• Time-Division Multiplex Systems (AREA)
• Telephonic Communication Services (AREA)
• Transmitters (AREA)
• Luminescent Compositions (AREA)

Priority Applications (6)

Applications Claiming Priority (1)

Publications (3)

Family

ID=11418186

Family Applications (1)

Country Status (6)

Families Citing this family (3)

Family Cites Families (5)

• 1999
  • 1999-10-29 IT IT1999TO000945A patent/IT1308858B1/it active
• 2000
  • 2000-10-17 EP EP00990600A patent/EP1224759B1/en not_active Expired - Lifetime
  • 2000-10-17 ES ES00990600T patent/ES2236036T3/es not_active Expired - Lifetime
  • 2000-10-17 DE DE60018779T patent/DE60018779T2/de not_active Expired - Fee Related
  • 2000-10-17 AT AT00990600T patent/ATE291301T1/de not_active IP Right Cessation
  • 2000-10-17 WO PCT/EP2000/011244 patent/WO2001031821A2/en active Search and Examination

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