WO2009022413A1 - 伝送装置 - Google Patents

伝送装置 Download PDF

Info

Publication number
WO2009022413A1
WO2009022413A1 PCT/JP2007/065868 JP2007065868W WO2009022413A1 WO 2009022413 A1 WO2009022413 A1 WO 2009022413A1 JP 2007065868 W JP2007065868 W JP 2007065868W WO 2009022413 A1 WO2009022413 A1 WO 2009022413A1
Authority
WO
WIPO (PCT)
Prior art keywords
function
tsi
transmission device
protection switch
signal
Prior art date
Application number
PCT/JP2007/065868
Other languages
English (en)
French (fr)
Inventor
Mitsuhiro Kawaguchi
Shosaku Yamasaki
Shigeo Tani
Hideki Matsui
Original Assignee
Fujitsu Limited
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 Fujitsu Limited filed Critical Fujitsu Limited
Priority to JP2009528002A priority Critical patent/JP4893831B2/ja
Priority to PCT/JP2007/065868 priority patent/WO2009022413A1/ja
Priority to EP07792511.3A priority patent/EP2180616B9/en
Publication of WO2009022413A1 publication Critical patent/WO2009022413A1/ja
Priority to US12/656,241 priority patent/US8355632B2/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details
    • H04J3/14—Monitoring arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
    • H04Q11/0062—Network aspects
    • 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
    • H04J3/00—Time-division multiplex systems
    • H04J3/16—Time-division multiplex systems in which the time allocation to individual channels within a transmission cycle is variable, e.g. to accommodate varying complexity of signals, to vary number of channels transmitted
    • H04J3/1605—Fixed allocated frame structures
    • H04J3/1611—Synchronous digital hierarchy [SDH] or SONET
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
    • H04Q11/0062—Network aspects
    • H04Q2011/0079—Operation or maintenance aspects
    • H04Q2011/0081—Fault tolerance; Redundancy; Recovery; Reconfigurability
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q2213/00—Indexing scheme relating to selecting arrangements in general and for multiplex systems
    • H04Q2213/1301—Optical transmission, optical switches
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Small-Scale Networks (AREA)
  • Time-Division Multiplex Systems (AREA)

Abstract

　伝送装置２００は、従来の伝送装置のようにプロテクションスイッチを信号上のパスに持たせるのではなく、基本機能だけをもつＴＳＩにプロテクションスイッチの機能を代用させ、切り替え機能を低い速度で行う処理部をＴＳＩに擬似構築し、ＳＯＮＥＴプロテクション方式のスイッチ処理をＴＳＩにて仮想的に行い、ＴＳＩ機能を制御する信号を更に制御することでプロテクションスイッチ機能を実現するので、従来のＴＳＩ機能に追加して主信号レートでの切り替えを行っていたロジックの削除を行う。
PCT/JP2007/065868 2007-08-14 2007-08-14 伝送装置 WO2009022413A1 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2009528002A JP4893831B2 (ja) 2007-08-14 2007-08-14 伝送装置
PCT/JP2007/065868 WO2009022413A1 (ja) 2007-08-14 2007-08-14 伝送装置
EP07792511.3A EP2180616B9 (en) 2007-08-14 2007-08-14 Transmission device
US12/656,241 US8355632B2 (en) 2007-08-14 2010-01-21 Transmission apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2007/065868 WO2009022413A1 (ja) 2007-08-14 2007-08-14 伝送装置

Related Child Applications (1)

Application Number Title Priority Date Filing Date
US12/656,241 Continuation US8355632B2 (en) 2007-08-14 2010-01-21 Transmission apparatus

Publications (1)

Publication Number Publication Date
WO2009022413A1 true WO2009022413A1 (ja) 2009-02-19

Family

ID=40350477

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2007/065868 WO2009022413A1 (ja) 2007-08-14 2007-08-14 伝送装置

Country Status (4)

Country Link
US (1) US8355632B2 (ja)
EP (1) EP2180616B9 (ja)
JP (1) JP4893831B2 (ja)
WO (1) WO2009022413A1 (ja)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8719626B2 (en) 2011-09-28 2014-05-06 International Business Machines Corporation Proactively removing channel paths in error from a variable scope of I/O devices

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH1093480A (ja) * 1996-09-13 1998-04-10 Nec Eng Ltd 伝送路切替装置
JPH10290249A (ja) * 1997-04-16 1998-10-27 Hitachi Ltd Ｂｌｓｒネットワーク用伝送装置、ｂｌｓｒネットワークシステム及び障害時の出力方路切替におけるトラヒックの出力制御方法
JP2000197167A (ja) * 1998-12-24 2000-07-14 Fujitsu Ltd クロスコネクト方法及びクロスコネクト装置
WO2004088929A1 (ja) * 2003-03-28 2004-10-14 Fujitsu Limited 端局中継装置、中継方法
JP2005045573A (ja) * 2003-07-23 2005-02-17 Nec Engineering Ltd Ｓｄｈ伝送方法および装置

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001237794A (ja) 2000-02-21 2001-08-31 Toshiba Corp 伝送装置
US7272116B1 (en) * 2000-06-30 2007-09-18 Cisco Technology, Inc. Protocol for automatic traffic provisioning in 4-fiber BLSR SONET networks
JP2003224872A (ja) * 2002-01-30 2003-08-08 Hitachi Ltd 光切替装置、光伝送システムおよび光信号経路の設定方法
US7436824B2 (en) * 2004-02-17 2008-10-14 Silicon Laboratories Inc. Distributed switch architecture including a growth input/output bus structure
US20060098660A1 (en) * 2004-11-10 2006-05-11 Rajesh Pal Mechanism for automatic protection switching and apparatus utilizing same
JP4819596B2 (ja) * 2006-06-29 2011-11-24 富士通株式会社 伝送装置

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH1093480A (ja) * 1996-09-13 1998-04-10 Nec Eng Ltd 伝送路切替装置
JPH10290249A (ja) * 1997-04-16 1998-10-27 Hitachi Ltd Ｂｌｓｒネットワーク用伝送装置、ｂｌｓｒネットワークシステム及び障害時の出力方路切替におけるトラヒックの出力制御方法
JP2000197167A (ja) * 1998-12-24 2000-07-14 Fujitsu Ltd クロスコネクト方法及びクロスコネクト装置
WO2004088929A1 (ja) * 2003-03-28 2004-10-14 Fujitsu Limited 端局中継装置、中継方法
JP2005045573A (ja) * 2003-07-23 2005-02-17 Nec Engineering Ltd Ｓｄｈ伝送方法および装置

Also Published As

Publication number Publication date
EP2180616A1 (en) 2010-04-28
JP4893831B2 (ja) 2012-03-07
US20100124416A1 (en) 2010-05-20
JPWO2009022413A1 (ja) 2010-11-11
EP2180616A4 (en) 2016-01-06
EP2180616B1 (en) 2017-01-25
EP2180616B9 (en) 2017-07-19
US8355632B2 (en) 2013-01-15

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