NO307728B1 - Fremgangsmåte for å skaffe tidssynkronisering i et nettverk - Google Patents
Fremgangsmåte for å skaffe tidssynkronisering i et nettverkInfo
- Publication number
- NO307728B1 NO307728B1 NO972519A NO972519A NO307728B1 NO 307728 B1 NO307728 B1 NO 307728B1 NO 972519 A NO972519 A NO 972519A NO 972519 A NO972519 A NO 972519A NO 307728 B1 NO307728 B1 NO 307728B1
- Authority
- NO
- Norway
- Prior art keywords
- network
- steps
- time synchronization
- obtain time
- synchronization
- 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
- H04J3/0658—Clock or time synchronisation among packet nodes
- H04J3/0661—Clock or time synchronisation among packet nodes using timestamps
- H04J3/0664—Clock or time synchronisation among packet nodes using timestamps unidirectional timestamps
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/04—Generating or distributing clock signals or signals derived directly therefrom
- G06F1/14—Time supervision arrangements, e.g. real time clock
-
- 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
- H04J3/0682—Clock or time synchronisation in a network by delay compensation, e.g. by compensation of propagation delay or variations thereof, by ranging
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Synchronisation In Digital Transmission Systems (AREA)
- Small-Scale Networks (AREA)
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NO972519A NO307728B1 (no) | 1997-06-03 | 1997-06-03 | Fremgangsmåte for å skaffe tidssynkronisering i et nettverk |
PCT/NO1998/000123 WO1998056136A2 (en) | 1997-06-03 | 1998-04-17 | Method for providing time synchronization in a network |
AU74575/98A AU7457598A (en) | 1997-06-03 | 1998-04-17 | Method for providing time synchronization in a network |
DE69837431T DE69837431T2 (de) | 1997-06-03 | 1998-06-03 | Verfahren zur verfügungsstellung von zeitsynchronisierung in einem netzwerk |
AU76575/98A AU7657598A (en) | 1997-06-03 | 1998-06-03 | Method for providing time synchronization in a network |
EP98924349A EP0983658B1 (en) | 1997-06-03 | 1998-06-03 | Method for providing time synchronization in a network |
PCT/FI1998/000481 WO1998056135A2 (en) | 1997-06-03 | 1998-06-03 | Method for providing time synchronization in a network |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NO972519A NO307728B1 (no) | 1997-06-03 | 1997-06-03 | Fremgangsmåte for å skaffe tidssynkronisering i et nettverk |
Publications (3)
Publication Number | Publication Date |
---|---|
NO972519D0 NO972519D0 (no) | 1997-06-03 |
NO972519L NO972519L (no) | 1998-12-04 |
NO307728B1 true NO307728B1 (no) | 2000-05-15 |
Family
ID=19900778
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO972519A NO307728B1 (no) | 1997-06-03 | 1997-06-03 | Fremgangsmåte for å skaffe tidssynkronisering i et nettverk |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP0983658B1 (no) |
AU (2) | AU7457598A (no) |
DE (1) | DE69837431T2 (no) |
NO (1) | NO307728B1 (no) |
WO (2) | WO1998056136A2 (no) |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6157957A (en) * | 1998-01-22 | 2000-12-05 | Cisco Technology, Inc. | Clock synchronization system and method using a continuous conversion function for a communication network |
WO2000043857A1 (de) * | 1999-01-20 | 2000-07-27 | Fts Computertechnik Ges.Mbh | Optimierung der nutzdatenrate in einem verteilten zeitgesteuerten multicluster-echtzeitsystem |
US6618815B1 (en) * | 2000-02-29 | 2003-09-09 | International Business Machines Corporation | Accurate distributed system time of day |
US7251256B1 (en) * | 2000-05-18 | 2007-07-31 | Luminous Networks, Inc. | Synchronization of asynchronous networks using media access control (MAC) layer synchronization symbols |
FI20012173A (fi) | 2001-11-09 | 2003-05-10 | Nokia Corp | Synkronisoiva paikallisverkko |
CN101142773A (zh) * | 2005-03-18 | 2008-03-12 | 皇家飞利浦电子股份有限公司 | 网络节点的同步方法 |
WO2008015244A1 (de) * | 2006-08-03 | 2008-02-07 | Nokia Siemens Networks Gmbh & Co. Kg | Verfahren, sender, empfänger und zeitmass-generator zum zeitlichen synchronisieren eines ersten und eines zweiten datenstroms zu einem synchronisationszeitpunkt |
GB0616029D0 (en) * | 2006-08-11 | 2006-09-20 | Answerback Interactive | Interactive electronic system and method for a plurality of users |
US10013381B2 (en) | 2006-08-31 | 2018-07-03 | Bose Corporation | Media playing from a docked handheld media device |
EP2073403B1 (en) * | 2007-12-18 | 2010-09-15 | Thales Alenia Space Italia S.p.A. | Method of synchronising nodes of a network, system and device therefor |
US9330169B2 (en) | 2013-03-15 | 2016-05-03 | Bose Corporation | Audio systems and related devices and methods |
US10419497B2 (en) | 2015-03-31 | 2019-09-17 | Bose Corporation | Establishing communication between digital media servers and audio playback devices in audio systems |
US9928024B2 (en) | 2015-05-28 | 2018-03-27 | Bose Corporation | Audio data buffering |
CN106487608B (zh) * | 2015-08-31 | 2019-06-07 | 华为技术服务有限公司 | 测量远端时间戳单位的方法和装置 |
US9911433B2 (en) | 2015-09-08 | 2018-03-06 | Bose Corporation | Wireless audio synchronization |
US10454604B2 (en) | 2015-10-02 | 2019-10-22 | Bose Corporation | Encoded audio synchronization |
US9798515B1 (en) | 2016-03-31 | 2017-10-24 | Bose Corporation | Clock synchronization for audio playback devices |
US10219091B2 (en) | 2016-07-18 | 2019-02-26 | Bose Corporation | Dynamically changing master audio playback device |
US11252068B1 (en) | 2018-12-27 | 2022-02-15 | Equinix, Inc. | Clock synchronization in a heterogeneous system |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4714924A (en) * | 1985-12-30 | 1987-12-22 | Eta Systems, Inc. | Electronic clock tuning system |
GB9117645D0 (en) * | 1991-08-15 | 1991-10-02 | Motorola Ltd | Improvements in or relating to digital communication systems |
SE502458C2 (sv) * | 1992-01-20 | 1995-10-23 | Asea Brown Boveri | Förfarande och anordning för avstämning av internt genererad klockpulssignal |
US5408506A (en) * | 1993-07-09 | 1995-04-18 | Apple Computer, Inc. | Distributed time synchronization system and method |
KR0123755B1 (ko) * | 1993-08-19 | 1997-12-01 | 김광호 | 음성신호 송수신시스템 |
EP0697774A1 (en) * | 1994-08-15 | 1996-02-21 | Hewlett-Packard Company | Clock offset estimation |
US5535217A (en) * | 1994-12-20 | 1996-07-09 | International Business Machines Corporation | Method and apparatus for probabilistic clock synchronization with interval arithmetic |
-
1997
- 1997-06-03 NO NO972519A patent/NO307728B1/no unknown
-
1998
- 1998-04-17 AU AU74575/98A patent/AU7457598A/en not_active Abandoned
- 1998-04-17 WO PCT/NO1998/000123 patent/WO1998056136A2/en active Application Filing
- 1998-06-03 DE DE69837431T patent/DE69837431T2/de not_active Expired - Fee Related
- 1998-06-03 EP EP98924349A patent/EP0983658B1/en not_active Expired - Lifetime
- 1998-06-03 WO PCT/FI1998/000481 patent/WO1998056135A2/en active IP Right Grant
- 1998-06-03 AU AU76575/98A patent/AU7657598A/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
NO972519L (no) | 1998-12-04 |
EP0983658B1 (en) | 2007-03-28 |
DE69837431D1 (de) | 2007-05-10 |
DE69837431T2 (de) | 2007-12-13 |
AU7657598A (en) | 1998-12-21 |
WO1998056135A2 (en) | 1998-12-10 |
NO972519D0 (no) | 1997-06-03 |
WO1998056135A3 (en) | 1999-03-04 |
EP0983658A2 (en) | 2000-03-08 |
WO1998056136A3 (en) | 1999-03-04 |
WO1998056136A2 (en) | 1998-12-10 |
AU7457598A (en) | 1998-12-21 |
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