SE452231B - Forfarande for synkronisering av klockor ingaende i ett lokalt netverk av busstyp - Google Patents

Forfarande for synkronisering av klockor ingaende i ett lokalt netverk av busstyp

Info

Publication number
SE452231B
SE452231B SE8601073A SE8601073A SE452231B SE 452231 B SE452231 B SE 452231B SE 8601073 A SE8601073 A SE 8601073A SE 8601073 A SE8601073 A SE 8601073A SE 452231 B SE452231 B SE 452231B
Authority
SE
Sweden
Prior art keywords
clock
nodes
node
master node
synchronization
Prior art date
Application number
SE8601073A
Other languages
English (en)
Swedish (sv)
Other versions
SE8601073L (sv
SE8601073D0 (sv
Inventor
B H Benson
P A Edstrom
Original Assignee
Philips Norden Ab
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 Philips Norden Ab filed Critical Philips Norden Ab
Priority to SE8601073A priority Critical patent/SE452231B/sv
Publication of SE8601073D0 publication Critical patent/SE8601073D0/xx
Priority to EP87200318A priority patent/EP0237106B1/fr
Priority to DE87200318T priority patent/DE3785780T2/de
Priority to DK111687A priority patent/DK166524B1/da
Priority to JP62048973A priority patent/JP2529682B2/ja
Priority to US07/023,411 priority patent/US4815110A/en
Publication of SE8601073L publication Critical patent/SE8601073L/xx
Publication of SE452231B publication Critical patent/SE452231B/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
    • H04J3/0658—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Multi Processors (AREA)
  • Small-Scale Networks (AREA)
SE8601073A 1986-03-07 1986-03-07 Forfarande for synkronisering av klockor ingaende i ett lokalt netverk av busstyp SE452231B (sv)

Priority Applications (6)

Application Number Priority Date Filing Date Title
SE8601073A SE452231B (sv) 1986-03-07 1986-03-07 Forfarande for synkronisering av klockor ingaende i ett lokalt netverk av busstyp
EP87200318A EP0237106B1 (fr) 1986-03-07 1987-02-25 Méthode et système de synchronisation d'horloge dans un réseau local de type bus
DE87200318T DE3785780T2 (de) 1986-03-07 1987-02-25 Verfahren und Schaltungsanordnung zur Taktsynchronisation in einem lokalen Netzwerk mit Bus-Struktur.
DK111687A DK166524B1 (da) 1986-03-07 1987-03-04 Fremgangsmaade og anlaeg til synkronisering af taktgeneratorer i et lokalnetvaerk af bus-typen
JP62048973A JP2529682B2 (ja) 1986-03-07 1987-03-05 クロックを同期する方法及び装置
US07/023,411 US4815110A (en) 1986-03-07 1987-03-09 Method and a system for synchronizing clocks in a bus type local network

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8601073A SE452231B (sv) 1986-03-07 1986-03-07 Forfarande for synkronisering av klockor ingaende i ett lokalt netverk av busstyp

Publications (3)

Publication Number Publication Date
SE8601073D0 SE8601073D0 (sv) 1986-03-07
SE8601073L SE8601073L (sv) 1987-09-08
SE452231B true SE452231B (sv) 1987-11-16

Family

ID=20363744

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8601073A SE452231B (sv) 1986-03-07 1986-03-07 Forfarande for synkronisering av klockor ingaende i ett lokalt netverk av busstyp

Country Status (6)

Country Link
US (1) US4815110A (fr)
EP (1) EP0237106B1 (fr)
JP (1) JP2529682B2 (fr)
DE (1) DE3785780T2 (fr)
DK (1) DK166524B1 (fr)
SE (1) SE452231B (fr)

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US5163149A (en) * 1988-11-02 1992-11-10 International Business Machines Corporation Combining switch for reducing accesses to memory and for synchronizing parallel processes
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GB2265280B (en) * 1990-12-04 1994-10-19 Roke Manor Research Wide area nodeless distributed synchronisation (fine sync. maintenance)
US5206857A (en) * 1991-04-29 1993-04-27 At&T Bell Laboratories Apparatus and method for timing distribution over an asynchronous ring
US5291480A (en) * 1991-06-18 1994-03-01 Dsc Communications Corporation Synchronous node controllers for switching network
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
CA2091962A1 (fr) * 1992-03-31 1993-10-01 Mark L. Witsaman Systeme de synchronisation d'horloges
US5327468A (en) * 1992-06-19 1994-07-05 Westinghouse Electric Corp. Synchronization of time-of-day clocks in a distributed processing network system
US5369682A (en) * 1992-08-17 1994-11-29 Glenayre Electronics, Inc. Digital simulcast transmission system
GB2271251B (en) * 1992-10-01 1996-08-14 Digital Equipment Int Timer synchronisation system
US5450404A (en) * 1992-12-21 1995-09-12 Otis Elevator Company Explicit and implicit token media access protocol with multi-level bus arbitration
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FI96733C (fi) * 1993-06-18 1996-08-12 Nokia Telecommunications Oy Tilaajaverkkojärjestely tilaajien liittämiseksi yleiseen puhelinverkkoon
US5408506A (en) * 1993-07-09 1995-04-18 Apple Computer, Inc. Distributed time synchronization system and method
US5481258A (en) * 1993-08-11 1996-01-02 Glenayre Electronics, Inc. Method and apparatus for coordinating clocks in a simulcast network
US5414731A (en) * 1994-03-18 1995-05-09 International Business Machines Corporation Command set and procedure for synchronization of frequency hopping control clocks
JP3203978B2 (ja) * 1994-07-25 2001-09-04 ソニー株式会社 データ送受信装置、データ受信装置及びデータ送信装置
JPH0863254A (ja) * 1994-08-18 1996-03-08 Fujitsu Ltd 伝送装置の時刻補正方法及びそれを利用した伝送装置
US5907685A (en) * 1995-08-04 1999-05-25 Microsoft Corporation System and method for synchronizing clocks in distributed computer nodes
AT410875B (de) * 1996-01-10 2003-08-25 Frequentis Nachrichtentechnik Gmbh Verfahren und anlage zur übertragung von daten
US6477147B1 (en) 1996-03-08 2002-11-05 Siemens Aktiengesellschaft Method and device for transmitting a data packet using ethernet from a first device to at least one other device
EP0885507B1 (fr) * 1996-03-08 2004-05-19 Siemens Aktiengesellschaft Procede de transmission sur ethernet de paquets de donnees a classes de priorite predefinissables, entre un premier dispositif et au moins un deuxieme dispositif
US5905869A (en) * 1996-09-27 1999-05-18 Hewlett-Packard, Co. Time of century counter synchronization using a SCI interconnect
US6027195A (en) * 1996-11-12 2000-02-22 Varis Corporation System and method for synchronizing the piezoelectric clock sources of a plurality of ink jet printheads
US6128318A (en) * 1998-01-23 2000-10-03 Philips Electronics North America Corporation Method for synchronizing a cycle master node to a cycle slave node using synchronization information from an external network or sub-network which is supplied to the cycle slave node
WO1999055028A1 (fr) * 1998-04-21 1999-10-28 Thomson Multimedia Procede de synchronisation dans un reseau de communication et appareils de mise en oeuvre
US6748451B2 (en) 1998-05-26 2004-06-08 Dow Global Technologies Inc. Distributed computing environment using real-time scheduling logic and time deterministic architecture
US6665316B1 (en) * 1998-09-29 2003-12-16 Agilent Technologies, Inc. Organization of time synchronization in a distributed system
US6674993B1 (en) * 1999-04-30 2004-01-06 Microvision, Inc. Method and system for identifying data locations associated with real world observations
DE60041470D1 (de) * 1999-05-11 2009-03-19 Canon Kk Verfahren und Vorrichtung zur Synchronisierung zwischen zwei Netzwerken
EP1061454A1 (fr) * 1999-06-14 2000-12-20 Abb Research Ltd. Méthode de synchronisation d'appareils à un bus d'ordinateur
US6529983B1 (en) 1999-11-03 2003-03-04 Cisco Technology, Inc. Group and virtual locking mechanism for inter processor synchronization
DE10000305B4 (de) * 2000-01-05 2011-08-11 Robert Bosch GmbH, 70469 Verfahren und Vorrichtung zum Austausch von Daten zwischen wenigstens zwei mit einem Bussystem verbundenen Teilnehmern
US6892237B1 (en) * 2000-03-28 2005-05-10 Cisco Technology, Inc. Method and apparatus for high-speed parsing of network messages
US6505269B1 (en) 2000-05-16 2003-01-07 Cisco Technology, Inc. Dynamic addressing mapping to eliminate memory resource contention in a symmetric multiprocessor system
NO313778B1 (no) * 2000-06-06 2002-11-25 Ontime Networks As Fremgangsmåte for å sikre aksess til et transmisjonsmedium ved et forhåndsbestemt tidspunkt og en tidsserver som benytterfremgangsmåten
US7565541B1 (en) 2000-06-21 2009-07-21 Microvision, Inc. Digital fingerprint identification system
US7171613B1 (en) 2000-10-30 2007-01-30 International Business Machines Corporation Web-based application for inbound message synchronization
DE10122442A1 (de) * 2001-05-09 2002-07-18 Zf Lenksysteme Gmbh Verfahren zur Synchronisation von mindestens zwei Recheneinheiten eines Steuerungssystems
JP3993508B2 (ja) 2002-12-02 2007-10-17 株式会社エヌ・ティ・ティ・ドコモ 無線アクセスネットワークシステム、無線通信方法、同期サーバ及びノード装置
EP1595347A1 (fr) * 2003-02-20 2005-11-16 Zarlink Semiconductor Inc. Procede de distribution de signaux d'horloge de reference dans des reseaux a commutation par paquets
SE528607C2 (sv) * 2004-04-30 2006-12-27 Kvaser Consultant Ab System och anordning för att tidsmässigt relatera händelser i ett fordon
SE525930C2 (sv) * 2004-07-23 2005-05-31 Kvaser Consultant Ab Anordning för tidsstämpling av referenshändelser
GB2425234B (en) * 2005-04-15 2010-04-14 Zarlink Semiconductor Inc Method of recovering timing over a granular packet network
DE102006016633B4 (de) * 2006-04-08 2008-01-17 Forschungszentrum Jülich GmbH Vorrichtung zur Übermittlung eines Taktsignals
US8073976B2 (en) * 2008-03-27 2011-12-06 Microsoft Corporation Synchronizing clocks in an asynchronous distributed system
US8909509B2 (en) * 2010-10-01 2014-12-09 Rockwell Automation Technologies, Inc. Dynamically selecting master clock to manage non-linear simulation clocks

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US4117661A (en) * 1975-03-10 1978-10-03 Bryant Jr Ellis H Precision automatic local time decoding apparatus
CA1158739A (fr) * 1980-04-30 1983-12-13 William Rodman Systeme de synchronisation pour reseau reparti
US4473889A (en) * 1981-09-11 1984-09-25 Leeds & Northrup Company Remote correlation of sequence of events
JPS58111784A (ja) * 1981-12-25 1983-07-02 Nec Corp 時刻の遠隔較正方式
JPS5922464A (ja) * 1982-07-29 1984-02-04 Fuji Xerox Co Ltd タイミング同期回路
US4530091A (en) * 1983-07-08 1985-07-16 At&T Bell Laboratories Synchronization of real-time clocks in a packet switching system
US4592050A (en) * 1984-03-29 1986-05-27 International Business Machines Corporation Apparatus and method for providing a transparent interface across a satellite communications link

Also Published As

Publication number Publication date
DK111687D0 (da) 1987-03-04
EP0237106B1 (fr) 1993-05-12
EP0237106A2 (fr) 1987-09-16
SE8601073L (sv) 1987-09-08
DE3785780T2 (de) 1993-11-11
DE3785780D1 (de) 1993-06-17
US4815110A (en) 1989-03-21
JPS62271540A (ja) 1987-11-25
SE8601073D0 (sv) 1986-03-07
DK111687A (da) 1987-09-08
JP2529682B2 (ja) 1996-08-28
DK166524B1 (da) 1993-06-01
EP0237106A3 (en) 1989-08-30

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