FI962910A - Upprätthållande av synkronisering i ett telekommunikationsnät - Google Patents
Upprätthållande av synkronisering i ett telekommunikationsnät Download PDFInfo
- 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
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)
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)
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)
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 |
-
1996
- 1996-07-19 FI FI962910A patent/FI104592B/sv active
-
1997
- 1997-07-03 CN CN 97197625 patent/CN1228894A/zh active Pending
- 1997-07-03 EP EP97929329A patent/EP0917779A1/en not_active Withdrawn
- 1997-07-03 WO PCT/FI1997/000432 patent/WO1998004064A1/en not_active Application Discontinuation
- 1997-07-03 AU AU33467/97A patent/AU3346797A/en not_active Abandoned
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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