DE69738175D1 - Verbindungsübertragungsnetzwerk - Google Patents

Verbindungsübertragungsnetzwerk

Info

Publication number
DE69738175D1
DE69738175D1 DE69738175T DE69738175T DE69738175D1 DE 69738175 D1 DE69738175 D1 DE 69738175D1 DE 69738175 T DE69738175 T DE 69738175T DE 69738175 T DE69738175 T DE 69738175T DE 69738175 D1 DE69738175 D1 DE 69738175D1
Authority
DE
Germany
Prior art keywords
transmission network
link transmission
link
network
transmission
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
Application number
DE69738175T
Other languages
English (en)
Other versions
DE69738175T2 (de
Inventor
Masahito Tomizawa
Shinji Matsuoka
Yoshihiko Uematsu
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nippon Telegraph and Telephone Corp
Original Assignee
Nippon Telegraph and Telephone Corp
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
Priority claimed from JP23216996A external-priority patent/JP3537017B2/ja
Application filed by Nippon Telegraph and Telephone Corp filed Critical Nippon Telegraph and Telephone Corp
Publication of DE69738175D1 publication Critical patent/DE69738175D1/de
Application granted granted Critical
Publication of DE69738175T2 publication Critical patent/DE69738175T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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)
  • Small-Scale Networks (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
DE69738175T 1996-08-27 1997-08-14 Verbindungsübertragungsnetzwerk Expired - Lifetime DE69738175T2 (de)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
JP22549296 1996-08-27
JP22549296 1996-08-27
JP23216996A JP3537017B2 (ja) 1996-09-02 1996-09-02 通信ネットワークおよび論理パス経路選択方法
JP23216996 1996-09-02
JP32694496 1996-12-06
JP32694496 1996-12-06

Publications (2)

Publication Number Publication Date
DE69738175D1 true DE69738175D1 (de) 2007-11-15
DE69738175T2 DE69738175T2 (de) 2008-01-31

Family

ID=27331056

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69738175T Expired - Lifetime DE69738175T2 (de) 1996-08-27 1997-08-14 Verbindungsübertragungsnetzwerk

Country Status (3)

Country Link
US (2) US6202082B1 (de)
EP (1) EP0844755B1 (de)
DE (1) DE69738175T2 (de)

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Also Published As

Publication number Publication date
US6598092B2 (en) 2003-07-22
DE69738175T2 (de) 2008-01-31
EP0844755A3 (de) 1999-12-15
US20010003833A1 (en) 2001-06-14
EP0844755A2 (de) 1998-05-27
US6202082B1 (en) 2001-03-13
EP0844755B1 (de) 2007-10-03

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