FI962910A - Upprätthållande av synkronisering i ett telekommunikationsnät - Google Patents

Upprätthållande av synkronisering i ett telekommunikationsnät Download PDF

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Publication number
FI962910A
FI962910A FI962910A FI962910A FI962910A FI 962910 A FI962910 A FI 962910A FI 962910 A FI962910 A FI 962910A FI 962910 A FI962910 A FI 962910A FI 962910 A FI962910 A FI 962910A
Authority
FI
Finland
Prior art keywords
telecommunications network
maintaining synchronization
synchronization
maintaining
telecommunications
Prior art date
Application number
FI962910A
Other languages
English (en)
Finnish (fi)
Other versions
FI104592B (sv
FI962910A0 (sv
Inventor
Jouko Juhani Kapanen
Original Assignee
Nokia Telecommunications Oy
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 Nokia Telecommunications Oy filed Critical Nokia Telecommunications Oy
Priority to FI962910A priority Critical patent/FI104592B/sv
Publication of FI962910A0 publication Critical patent/FI962910A0/sv
Priority to CN 97197625 priority patent/CN1228894A/zh
Priority to EP97929329A priority patent/EP0917779A1/en
Priority to PCT/FI1997/000432 priority patent/WO1998004064A1/en
Priority to AU33467/97A priority patent/AU3346797A/en
Publication of FI962910A publication Critical patent/FI962910A/sv
Priority to US09/233,650 priority patent/US6134234A/en
Application granted granted Critical
Publication of FI104592B publication Critical patent/FI104592B/sv

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details
    • H04J3/06—Synchronising arrangements
    • H04J3/0635—Clock or time synchronisation in a network
    • H04J3/0638—Clock or time synchronisation among nodes; Internode synchronisation
    • H04J3/0641—Change of the master or reference, e.g. take-over or failure of the master
    • 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
    • H04J3/02—Details
    • H04J3/06—Synchronising arrangements
    • H04J3/0635—Clock or time synchronisation in a network
    • H04J3/0638—Clock or time synchronisation among nodes; Internode synchronisation
    • H04J3/0647—Synchronisation among TDM nodes

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
FI962910A 1996-07-19 1996-07-19 Upprätthållande av synkronisering i ett telekommunikationsnät FI104592B (sv)

Priority Applications (6)

Application Number Priority Date Filing Date Title
FI962910A FI104592B (sv) 1996-07-19 1996-07-19 Upprätthållande av synkronisering i ett telekommunikationsnät
CN 97197625 CN1228894A (zh) 1996-07-19 1997-07-03 主从同步
EP97929329A EP0917779A1 (en) 1996-07-19 1997-07-03 Master-slave synchronisation
PCT/FI1997/000432 WO1998004064A1 (en) 1996-07-19 1997-07-03 Master-slave synchronisation
AU33467/97A AU3346797A (en) 1996-07-19 1997-07-03 Master-slave synchronisation
US09/233,650 US6134234A (en) 1996-07-19 1999-01-19 Master-slave synchronization

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI962910 1996-07-19
FI962910A FI104592B (sv) 1996-07-19 1996-07-19 Upprätthållande av synkronisering i ett telekommunikationsnät

Publications (3)

Publication Number Publication Date
FI962910A0 FI962910A0 (sv) 1996-07-19
FI962910A true FI962910A (sv) 1998-01-20
FI104592B FI104592B (sv) 2000-02-29

Family

ID=8546415

Family Applications (1)

Application Number Title Priority Date Filing Date
FI962910A FI104592B (sv) 1996-07-19 1996-07-19 Upprätthållande av synkronisering i ett telekommunikationsnät

Country Status (5)

Country Link
EP (1) EP0917779A1 (sv)
CN (1) CN1228894A (sv)
AU (1) AU3346797A (sv)
FI (1) FI104592B (sv)
WO (1) WO1998004064A1 (sv)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19832440A1 (de) * 1998-07-18 2000-01-20 Alcatel Sa Synchronisationsverfahren, primärer Referenztaktgenerator und Netzelement für ein synchrones digitales Nachrichtenübertragungsnetz
JP3460118B2 (ja) * 1998-08-26 2003-10-27 富士通株式会社 同期網システムのクロック管理方法及び伝送装置
WO2000022763A1 (en) * 1998-10-13 2000-04-20 Nokia Networks Oy Node control unit of an access node in a synchronous telecommunication system and method for controlling a switchover of clock supply in a telecommunication system
AU3685100A (en) * 1999-02-26 2000-09-14 Telefonaktiebolaget Lm Ericsson (Publ) Time management using common channel signalling in a cellular telecommunication network
FI20001298A (sv) 2000-05-30 2001-12-01 Nokia Networks Oy Synkronisering av ramsändningar i ett telekommunikationsnät
US7483448B2 (en) * 2004-03-10 2009-01-27 Alcatel-Lucent Usa Inc. Method and system for the clock synchronization of network terminals
CN1870492B (zh) * 2005-05-25 2016-04-20 游天童 无线局域网或自由网中实现时间框架精细同步的方法
CN100450230C (zh) * 2005-12-02 2009-01-07 华为技术有限公司 一种射频远端模块中时钟恢复方法和装置
CN101330374B (zh) * 2007-06-18 2012-11-14 大唐移动通信设备有限公司 传输网中的时钟同步方法、系统和从时钟侧实体
CN101631013B (zh) * 2008-07-17 2013-03-06 大唐移动通信设备有限公司 接入网时钟同步的方法、设备及系统
EP2865115A1 (en) * 2012-06-20 2015-04-29 Nokia Solutions and Networks Oy Synchronization in computer network

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3120910B2 (ja) * 1992-10-12 2000-12-25 松下電器産業株式会社 ループ型ｌａｎにおける網同期設定方法
FI93287C (sv) * 1993-03-16 1995-03-10 Nokia Telecommunications Oy Förfarande för synkronisering av till varandra kopplade SDH- och PDH-dataöverföringsnät
JP3104490B2 (ja) * 1993-10-07 2000-10-30 松下電器産業株式会社 二重化ループｌａｎの従属同期制御方法
JPH088950A (ja) * 1994-06-16 1996-01-12 Toyo Commun Equip Co Ltd クロック従属同期方式伝送路の障害救済方法
FI98583C (sv) * 1995-06-28 1997-07-10 Nokia Telecommunications Oy Förverkligande av en säkrad buss i ett datakommunikationsnät

Also Published As

Publication number Publication date
AU3346797A (en) 1998-02-10
WO1998004064A1 (en) 1998-01-29
FI104592B (sv) 2000-02-29
FI962910A0 (sv) 1996-07-19
EP0917779A1 (en) 1999-05-26
CN1228894A (zh) 1999-09-15

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