DK0637414T3 - Synkronisering af SDH-signaler - Google Patents

Synkronisering af SDH-signaler

Info

Publication number
DK0637414T3
DK0637414T3 DK93908980T DK93908980T DK0637414T3 DK 0637414 T3 DK0637414 T3 DK 0637414T3 DK 93908980 T DK93908980 T DK 93908980T DK 93908980 T DK93908980 T DK 93908980T DK 0637414 T3 DK0637414 T3 DK 0637414T3
Authority
DK
Denmark
Prior art keywords
synchronization
sdh signals
sdh
signals
Prior art date
Application number
DK93908980T
Other languages
Danish (da)
English (en)
Inventor
Eric Kline
Hannu Alatalo
Pekka Suvitaival
Juhani Nieminen
Original Assignee
Marconi Comm Ltd
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 Marconi Comm Ltd filed Critical Marconi Comm Ltd
Application granted granted Critical
Publication of DK0637414T3 publication Critical patent/DK0637414T3/da

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L49/00—Packet switching elements
    • H04L49/30—Peripheral units, e.g. input or output ports
    • H04L49/3081—ATM peripheral units, e.g. policing, insertion or extraction
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details
    • H04J3/06—Synchronising arrangements
    • H04J3/062—Synchronisation of signals having the same nominal but fluctuating bit rates, e.g. using buffers
    • H04J3/0623—Synchronous multiplexing systems, e.g. synchronous digital hierarchy/synchronous optical network (SDH/SONET), synchronisation with a pointer process
    • 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
    • H04Q11/04—Selecting arrangements for multiplex systems for time-division multiplexing
    • H04Q11/0428—Integrated services digital network, i.e. systems for transmission of different types of digitised signals, e.g. speech, data, telecentral, television signals
    • H04Q11/0478—Provisions for broadband connections
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/54—Store-and-forward switching systems 
    • H04L12/56—Packet switching systems
    • H04L12/5601—Transfer mode dependent, e.g. ATM
    • H04L2012/5672—Multiplexing, e.g. coding, scrambling
    • H04L2012/5674—Synchronisation, timing recovery or alignment

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Computer Hardware Design (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
DK93908980T 1992-04-23 1993-04-23 Synkronisering af SDH-signaler DK0637414T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI921824A FI95981C (fi) 1992-04-23 1992-04-23 SDH-signaalien synkronointi
PCT/FI1993/000173 WO1993022856A1 (fr) 1992-04-23 1993-04-23 Synchronisation des signaux a hierarchie synchrone numerique

Publications (1)

Publication Number Publication Date
DK0637414T3 true DK0637414T3 (da) 2000-10-16

Family

ID=8535172

Family Applications (1)

Application Number Title Priority Date Filing Date
DK93908980T DK0637414T3 (da) 1992-04-23 1993-04-23 Synkronisering af SDH-signaler

Country Status (6)

Country Link
EP (1) EP0637414B1 (fr)
AU (1) AU3955593A (fr)
DE (1) DE69328968T2 (fr)
DK (1) DK0637414T3 (fr)
FI (1) FI95981C (fr)
WO (1) WO1993022856A1 (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6728492B1 (en) * 2000-12-01 2004-04-27 Alcatel 40 Gbit/s SONET framer with multiple clock-crossing capability
CN100455034C (zh) * 2002-02-09 2009-01-21 中兴通讯股份有限公司 基于光同步数字传送体系分插复用设备的交叉级联系统
CN1905426B (zh) * 2005-07-28 2010-07-14 中兴通讯股份有限公司 一种sdh系统光板下支路时隙时分优化配置方法
CN101179351B (zh) * 2006-11-07 2012-05-09 中兴通讯股份有限公司 同步数字体系设备空时分交叉时隙资源的动态分配方法
CN101026426B (zh) * 2007-01-16 2011-07-13 烽火通信科技股份有限公司 一种支路接口装置以及保护槽位灵活配置的方法
CN101141213B (zh) * 2007-02-12 2011-05-25 中兴通讯股份有限公司 多时分模块的时隙优化配置方法
CN101924959B (zh) 2009-06-11 2013-06-12 中兴通讯股份有限公司 一种光同步数字体系网络中的业务调整方法及装置

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4012762A1 (de) * 1990-04-21 1991-10-24 Standard Elektrik Lorenz Ag Verfahren zur synchronisation eines nach einer digitalen synchronen hierarchie rahmenstrukturierten systemes
GB9012436D0 (en) * 1990-06-04 1990-07-25 Plessey Telecomm Sdh rejustification
JP2723699B2 (ja) * 1991-07-31 1998-03-09 日本電気株式会社 Ｔｕ−３ポインター付替処理方式

Also Published As

Publication number Publication date
DE69328968D1 (de) 2000-08-10
EP0637414A1 (fr) 1995-02-08
FI95981C (fi) 1996-04-10
AU3955593A (en) 1993-11-29
FI95981B (fi) 1995-12-29
EP0637414B1 (fr) 2000-07-05
WO1993022856A1 (fr) 1993-11-11
DE69328968T2 (de) 2000-12-07
FI921824A (fi) 1993-10-24
FI921824A0 (fi) 1992-04-23

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