CN1228894A - 主从同步 - Google Patents

主从同步 Download PDF

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Publication number
CN1228894A
CN1228894A CN 97197625 CN97197625A CN1228894A CN 1228894 A CN1228894 A CN 1228894A CN 97197625 CN97197625 CN 97197625 CN 97197625 A CN97197625 A CN 97197625A CN 1228894 A CN1228894 A CN 1228894A
Authority
CN
China
Prior art keywords
network
signal
base station
network element
subordinate
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.)
Pending
Application number
CN 97197625
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English (en)
Chinese (zh)
Inventor
尤克·朱哈尼·卡潘恩
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.)
Nokia Oyj
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
Publication of CN1228894A publication Critical patent/CN1228894A/zh
Pending legal-status Critical Current

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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

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
CN 97197625 1996-07-19 1997-07-03 主从同步 Pending CN1228894A (zh)

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 (1)

Publication Number Publication Date
CN1228894A true CN1228894A (zh) 1999-09-15

Family

ID=8546415

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 97197625 Pending CN1228894A (zh) 1996-07-19 1997-07-03 主从同步

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)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
CN1667997B (zh) * 2004-03-10 2011-12-14 朗迅科技公司 网络终端时钟同步的方法和系统
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
CN104541465A (zh) * 2012-06-20 2015-04-22 诺基亚通信公司 计算机网络中的同步
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

Families Citing this family (5)

* 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
AU1153399A (en) * 1998-10-13 2000-05-01 Nokia Telecommunications Oy Node control unit of an access node in a synchronous telecommunication system and method for controlling switchover of clock supply in a telecommunication system
JP2002538688A (ja) * 1999-02-26 2002-11-12 テレフオンアクチーボラゲット エル エム エリクソン（パブル） セルラー電気通信ネットワークの共通チャネル信号を使用する時間管理
FI20001298A (sv) 2000-05-30 2001-12-01 Nokia Networks Oy Synkronisering av ramsändningar i ett telekommunikationsnät

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

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1667997B (zh) * 2004-03-10 2011-12-14 朗迅科技公司 网络终端时钟同步的方法和系统
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
CN104541465A (zh) * 2012-06-20 2015-04-22 诺基亚通信公司 计算机网络中的同步

Also Published As

Publication number Publication date
FI962910A0 (sv) 1996-07-19
FI962910A (sv) 1998-01-20
EP0917779A1 (en) 1999-05-26
FI104592B (sv) 2000-02-29
AU3346797A (en) 1998-02-10
WO1998004064A1 (en) 1998-01-29

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