DK0667997T3 - Hierarkisk synkroniseringsfremgangsmåde samt telekommunikationssystem, der anvender meddelelsesbaseret synkronisering - Google Patents

Hierarkisk synkroniseringsfremgangsmåde samt telekommunikationssystem, der anvender meddelelsesbaseret synkronisering

Info

Publication number: DK0667997T3
Authority: DK; Denmark
Prior art keywords: synchronization; message; well; telecommunication system; hierarchical
Prior art date: 1992-11-09

Application number

DK93924624T

Other languages

Danish (da)

English (en)

Inventor

Jukka Kainulainen

Original Assignee

Nokia Networks 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.)

1992-11-09

Filing date

1993-11-08

Publication date

2000-09-18

1993-11-08 Application filed by Nokia Networks Oy filed Critical Nokia Networks Oy

2000-09-18 Application granted granted Critical

2000-09-18 Publication of DK0667997T3 publication Critical patent/DK0667997T3/da

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
- H04J3/0679—Clock or time synchronisation in a network by determining clock distribution path in a network

Landscapes

Engineering & Computer Science (AREA)
Computer Networks & Wireless Communication (AREA)
Signal Processing (AREA)
Synchronisation In Digital Transmission Systems (AREA)
Small-Scale Networks (AREA)

DK93924624T 1992-11-09 1993-11-08 Hierarkisk synkroniseringsfremgangsmåde samt telekommunikationssystem, der anvender meddelelsesbaseret synkronisering DK0667997T3 (da)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
FI925072A FI91689C (fi)	1992-11-09	1992-11-09	Hierarkkinen synkronointimenetelmä sekä sanomapohjaista synkronointia käyttävä tietoliikennejärjestelmä
PCT/FI1993/000459 WO1994011966A1 (fr)	1992-11-09	1993-11-08	Procede de synchronisation hierarchique et systeme de telecommunications employant la synchronisation basee sur des messages

Publications (1)

Publication Number	Publication Date
DK0667997T3 true DK0667997T3 (da)	2000-09-18

Family

ID=8536180

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DK93924624T DK0667997T3 (da)	1992-11-09	1993-11-08	Hierarkisk synkroniseringsfremgangsmåde samt telekommunikationssystem, der anvender meddelelsesbaseret synkronisering

Country Status (7)

Country	Link
US (1)	US5734687A (fr)
EP (1)	EP0667997B1 (fr)
AU (1)	AU5422394A (fr)
DE (1)	DE69329294T2 (fr)
DK (1)	DK0667997T3 (fr)
FI (1)	FI91689C (fr)
WO (1)	WO1994011966A1 (fr)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FI95978C (fi) *	1994-03-01	1996-04-10	Nokia Telecommunications Oy	Hierarkkinen synkronointimenetelmä
GB2301991B (en) *	1995-06-06	1999-06-30	Plessey Telecomm	SDH Network
FI98583C (fi) *	1995-06-28	1997-07-10	Nokia Telecommunications Oy	Varmennetun väylän toteutus tietoliikenneverkossa
FI98582C (fi) *	1995-06-28	1997-07-10	Nokia Telecommunications Oy	Varmennetun väylän toteutus tietoliikenneverkossa
JP3420898B2 (ja) *	1996-10-04	2003-06-30	富士通株式会社	シンクロナイゼーションメッセージ受信処理装置
FI103307B (fi)	1997-02-11	1999-05-31	Nokia Telecommunications Oy	Tietoliikenneverkon synkronointi
US6496476B1 (en)	1997-03-12	2002-12-17	Worldcom, Inc.	System and method for restricted reuse of intact portions of failed paths
WO1998041041A1 (fr)	1997-03-12	1998-09-17	Alcatel Network Systems, Inc.	Procede et systeme de retablissement de reseau de telecommunications reparti
US6411598B1 (en)	1997-03-12	2002-06-25	Mci Communications Corporation	Signal conversion for fault isolation
US6044064A (en) *	1997-03-28	2000-03-28	Mci Communications Corporation	Method and system therefor of confining path verification signals within a distributed restoration network
US6044084A (en) *	1997-10-06	2000-03-28	Hughes Electronics Corporation	Collision detection for packet-switched multiple-path communication system
US6404733B1 (en)	1998-09-08	2002-06-11	Mci Worldcom, Inc.	Method of exercising a distributed restoration process in an operational telecommunications network
US6418117B1 (en)	1998-09-08	2002-07-09	Mci Worldcom, Inc.	Out of band messaging in a DRA network
US6337846B1 (en)	1998-09-08	2002-01-08	Mci Worldcom, Inc.	Quantification of the quality of spare links in a telecommunications network
US6294991B1 (en)	1998-09-08	2001-09-25	Mci Communications Corporation	Method and system therefor for ensuring a true activation of distributed restoration in a telecommunications network
US6714563B1 (en) *	1999-04-26	2004-03-30	Cisco Technology, Inc.	Network clock synchronization scheme
US6813240B1 (en)	1999-06-11	2004-11-02	Mci, Inc.	Method of identifying low quality links in a telecommunications network
IL137086A (en) *	2000-06-29	2004-06-20	Enavis Networks Ltd	Method and system for fast synchronization of multiframe structures using periodic signatures
US20040003007A1 (en) *	2002-06-28	2004-01-01	Prall John M.	Windows management instrument synchronized repository provider
CN100369426C (zh) *	2002-11-22	2008-02-13	中兴通讯股份有限公司	在同步数字传送网中判断时钟源成环的方法
US7656804B2 (en) *	2004-08-16	2010-02-02	Motorola, Inc.	Method and apparatus for operating an AD-HOC communication system
US7912094B2 (en) *	2006-12-13	2011-03-22	Honeywell International Inc.	Self-checking pair-based master/follower clock synchronization
CN102067526B (zh) *	2008-07-03	2013-10-30	中兴通讯股份有限公司	分层无线接入系统的同步和调度方法
US9973601B2 (en) *	2013-03-15	2018-05-15	Avago Technologies General Ip (Singapore) Pte. Ltd.	Fault tolerant clock network

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2986723A (en) *	1960-02-26	1961-05-30	Bell Telephone Labor Inc	Synchronization in a system of interconnected units
US4347490A (en) *	1981-03-06	1982-08-31	Prem Magnetics, Inc.	Low profile transformer
US4701756A (en) *	1985-09-10	1987-10-20	Burr William E	Fault-tolerant hierarchical network
US4736393A (en) *	1986-04-16	1988-04-05	American Telephone And Telegraph Co., At&T Information Systems, Inc.	Distributed timing control for a distributed digital communication system
DE3629931A1 (de) *	1986-09-03	1988-03-10	Philips Patentverwaltung	Hierarchisches synchronisationsverfahren und schaltungsanordnung fuer vermittlungsstellen eines vermaschten fernmeldenetzes
DE3833940A1 (de) *	1988-09-22	1990-04-05	Siemens Ag	Verfahren zur neusynchronisation einer vermittlungsstelle in einem fernmeldenetz
DE3943052A1 (de) *	1989-12-28	1991-07-04	Philips Patentverwaltung	Hierarchisches synchronisationsverfahren fuer vermittlungsstellen eines fernmeldenetzes
JPH0575635A (ja) *	1991-09-12	1993-03-26	Hitachi Ltd	ネツトワーク網同期管理システムおよび管理方式

1992
- 1992-11-09 FI FI925072A patent/FI91689C/fi not_active IP Right Cessation
1993
- 1993-11-08 DE DE69329294T patent/DE69329294T2/de not_active Expired - Fee Related
- 1993-11-08 WO PCT/FI1993/000459 patent/WO1994011966A1/fr active IP Right Grant
- 1993-11-08 DK DK93924624T patent/DK0667997T3/da active
- 1993-11-08 EP EP93924624A patent/EP0667997B1/fr not_active Expired - Lifetime
- 1993-11-08 US US08/448,355 patent/US5734687A/en not_active Expired - Lifetime
- 1993-11-08 AU AU54223/94A patent/AU5422394A/en not_active Abandoned

Also Published As

Publication number	Publication date
EP0667997B1 (fr)	2000-08-23
EP0667997A1 (fr)	1995-08-23
US5734687A (en)	1998-03-31
FI91689B (fi)	1994-04-15
AU5422394A (en)	1994-06-08
FI925072A0 (fi)	1992-11-09
WO1994011966A1 (fr)	1994-05-26
FI91689C (fi)	1994-07-25
DE69329294T2 (de)	2001-02-22
DE69329294D1 (de)	2000-09-28

Publication	Publication Date	Title
DK0667997T3 (da)	2000-09-18	Hierarkisk synkroniseringsfremgangsmåde samt telekommunikationssystem, der anvender meddelelsesbaseret synkronisering
DE68917592D1 (de)	1994-09-22	Fernmeldevermittlungssystem.
FI962069L (fi)	1996-05-15	Menetelmä karpolaktaamin valmistamiseksi
DE68922581D1 (de)	1995-06-14	Mehrweghierarchisches Netzwerk.
FI904202A0 (fi)	1990-08-24	System foer automatisk foer foerflyttning av ett flygplan pao marken.
FI893295L (fi)	1990-01-07	Kommunikationssystem med en flervaegsantenn.
FI930552A7 (fi)	1993-02-22	Uusi menetelmä nukleotidien valmistamiseksi
NO892487L (no)	1989-12-18	Kommunikasjonssystem.
DE69020625D1 (de)	1995-08-10	Optisches System.
FI940979A7 (fi)	1995-09-02	Hierarkkinen synkronointimenetelmä
FI940978A7 (fi)	1995-09-02	Hierarkkinen synkronointimenetelmä
FI955800L (fi)	1995-12-01	Menetelmä aminoalkyyliganidiinien valmistamiseksi
FI902711A0 (fi)	1990-05-31	Bestrykningsanordning.
FI924830A7 (fi)	1993-04-26	Foerfarande foer identifiering av kommunikationsparter, system foer tillaempning av detta foerfarande, samt foersta och andra kommunikationspart foer att anvaendas i detta system
FI19992037A7 (fi)	1999-09-23	Menetelmä atsepinonien valmistamiseksi
FI920048A7 (fi)	1992-07-08	Kuidutuksen esikäsittelymenetelmä
DE68922509D1 (de)	1995-06-14	Wortsynchronisiersystem.
NO893063L (no)	1990-01-29	Nytt ekspresjonssystem.
FI940980A7 (fi)	1995-09-02	Hierarkkinen synkronointimenetelmä
IT1270841B (it)	1997-05-13	Metodo per produrre formilimidazoli
FI940926A0 (fi)	1994-02-25	Hierarkkinen synkronointimenetelmä
DE68911247D1 (de)	1994-01-20	Verfahren, um schlacke anzuzeigen.
FI925071A7 (fi)	1994-05-10	Hierarkkinen synkronointimenetelmä sekä sanomapohjaista synkronointia käyttävä tietoliikennejärjestelmä
DE3886203D1 (de)	1994-01-20	Prozessor-Prozessor-Synchronisierung.
DE69114674D1 (de)	1995-12-21	Verfahren zu herstellung von mikrokapseln.