DE69326382D1 - Verteilte Vermittlung in einem Ringübertragungssystem mit multiplexten bidirektionalen vermittelten Stufen - Google Patents

Verteilte Vermittlung in einem Ringübertragungssystem mit multiplexten bidirektionalen vermittelten Stufen

Info

Publication number
DE69326382D1
DE69326382D1 DE69326382T DE69326382T DE69326382D1 DE 69326382 D1 DE69326382 D1 DE 69326382D1 DE 69326382 T DE69326382 T DE 69326382T DE 69326382 T DE69326382 T DE 69326382T DE 69326382 D1 DE69326382 D1 DE 69326382D1
Authority
DE
Germany
Prior art keywords
transmission system
ring transmission
distributed switching
multiplexed bidirectional
bidirectional switched
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
DE69326382T
Other languages
English (en)
Other versions
DE69326382T2 (de
Inventor
William C Marra
Darius D Slavinskas
Mark J Soulliere
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.)
AT&T Corp
Original Assignee
AT&T 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
Application filed by AT&T Corp filed Critical AT&T Corp
Application granted granted Critical
Publication of DE69326382D1 publication Critical patent/DE69326382D1/de
Publication of DE69326382T2 publication Critical patent/DE69326382T2/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
    • 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
    • H04J2203/0089—Multiplexing, e.g. coding, scrambling, SONET
DE69326382T 1992-06-02 1993-05-27 Verteilte Vermittlung in einem Ringübertragungssystem mit multiplexten bidirektionalen vermittelten Stufen Expired - Lifetime DE69326382T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/892,079 US5341364A (en) 1992-06-02 1992-06-02 Distributed switching in bidirectional multiplex section-switched ringtransmission systems

Publications (2)

Publication Number Publication Date
DE69326382D1 true DE69326382D1 (de) 1999-10-21
DE69326382T2 DE69326382T2 (de) 2000-05-11

Family

ID=25399330

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69326382T Expired - Lifetime DE69326382T2 (de) 1992-06-02 1993-05-27 Verteilte Vermittlung in einem Ringübertragungssystem mit multiplexten bidirektionalen vermittelten Stufen

Country Status (5)

Country Link
US (1) US5341364A (de)
EP (1) EP0573211B1 (de)
JP (1) JP3195465B2 (de)
CA (1) CA2094642C (de)
DE (1) DE69326382T2 (de)

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US6894978B1 (en) * 2000-03-10 2005-05-17 Noriaki Hashimoto Method and system for operation of a resilient closed communication network without a dedicated protection network segment
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Also Published As

Publication number Publication date
DE69326382T2 (de) 2000-05-11
JPH0637779A (ja) 1994-02-10
JP3195465B2 (ja) 2001-08-06
EP0573211B1 (de) 1999-09-15
EP0573211A2 (de) 1993-12-08
CA2094642A1 (en) 1993-12-03
US5341364A (en) 1994-08-23
EP0573211A3 (de) 1995-05-24
CA2094642C (en) 1999-06-15

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Legal Events

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8364 No opposition during term of opposition