DE69425167T2 - Verfahren und Anlage zur Zeit-Synchronisierung von Bus-LANs, mit hierarchischen Netzen - Google Patents

Verfahren und Anlage zur Zeit-Synchronisierung von Bus-LANs, mit hierarchischen Netzen

Info

Publication number
DE69425167T2
DE69425167T2 DE69425167T DE69425167T DE69425167T2 DE 69425167 T2 DE69425167 T2 DE 69425167T2 DE 69425167 T DE69425167 T DE 69425167T DE 69425167 T DE69425167 T DE 69425167T DE 69425167 T2 DE69425167 T2 DE 69425167T2
Authority
DE
Germany
Prior art keywords
lans
bus
time synchronization
hierarchical networks
hierarchical
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.)
Expired - Fee Related
Application number
DE69425167T
Other languages
English (en)
Other versions
DE69425167D1 (de
Inventor
W Russell Massey
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.)
Honeywell Inc
Original Assignee
Honeywell Inc
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 Honeywell Inc filed Critical Honeywell Inc
Application granted granted Critical
Publication of DE69425167D1 publication Critical patent/DE69425167D1/de
Publication of DE69425167T2 publication Critical patent/DE69425167T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
    • H04L12/40—Bus networks
    • H04L12/407—Bus networks with decentralised control
    • H04L12/413—Bus networks with decentralised control with random access, e.g. carrier-sense multiple-access with collision detection (CSMA-CD)
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
    • H04L12/40—Bus networks
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
    • H04L12/40—Bus networks
    • H04L12/40006—Architecture of a communication node
    • H04L12/40013—Details regarding a bus controller
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
    • H04L12/46—Interconnection of networks
DE69425167T 1993-02-22 1994-02-14 Verfahren und Anlage zur Zeit-Synchronisierung von Bus-LANs, mit hierarchischen Netzen Expired - Fee Related DE69425167T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/019,730 US5384563A (en) 1993-02-22 1993-02-22 Method and apparatus for time synchronization of bus type local area networks including hierarchical networks

Publications (2)

Publication Number Publication Date
DE69425167D1 DE69425167D1 (de) 2000-08-17
DE69425167T2 true DE69425167T2 (de) 2001-03-22

Family

ID=21794722

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69425167T Expired - Fee Related DE69425167T2 (de) 1993-02-22 1994-02-14 Verfahren und Anlage zur Zeit-Synchronisierung von Bus-LANs, mit hierarchischen Netzen

Country Status (4)

Country Link
US (1) US5384563A (de)
EP (1) EP0613271B1 (de)
JP (1) JPH07311721A (de)
DE (1) DE69425167T2 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102006016633A1 (de) * 2006-04-08 2007-10-11 Forschungszentrum Jülich GmbH Vorrichtung zur Übermittlung eines Taktsignals

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FI95977C (fi) * 1994-02-25 1996-04-10 Nokia Telecommunications Oy Verkkojärjestely
JPH07262473A (ja) * 1994-03-16 1995-10-13 Fujitsu Ltd 同期式警報保持システム
US6282578B1 (en) 1995-06-26 2001-08-28 Hitachi, Ltd. Execution management method of program on reception side of message in distributed processing system
US5898815A (en) * 1996-02-13 1999-04-27 National Semiconductor Corporation I/O bus interface recovery counter dependent upon minimum bus clocks to prevent overrun and ratio of execution core clock frequency to system bus clock frequency
JPH11282784A (ja) * 1998-03-31 1999-10-15 Tamura Electric Works Ltd 情報処理装置
US6370159B1 (en) 1998-07-22 2002-04-09 Agilent Technologies, Inc. System application techniques using time synchronization
DE29819806U1 (de) 1998-11-05 2000-03-16 Siemens Ag Netzwerkteilnehmer
US7065779B1 (en) 1999-10-13 2006-06-20 Cisco Technology, Inc. Technique for synchronizing multiple access controllers at the head end of an access network
DE19957551A1 (de) * 1999-11-30 2001-06-21 Siemens Ag Verfahren zum Synchronisieren von mindestens zwei Steuereinrichtungen
DE10004425A1 (de) * 2000-02-02 2002-01-17 Siemens Ag Netzwerk sowie Netzwerkteilnehmer, insbesondere Feldgerät, für ein derartiges Netzwerk
US20020075806A1 (en) * 2000-11-27 2002-06-20 Ofir Shalvi Delivery of high QoS broadband services
NO20006684D0 (no) * 2000-12-28 2000-12-28 Abb Research Ltd Tidssynkronisering
US20020087456A1 (en) * 2000-12-29 2002-07-04 Daniel Abeshouse Method, apparatus, and system for synchronizing timing of an auction throug a computer network
US7349430B1 (en) 2001-06-27 2008-03-25 Cisco Technology, Inc. Addressing scheme implemented in access networks
US7085287B1 (en) 2001-06-27 2006-08-01 Cisco Technology, Inc. Map routing technique implemented in access networks
US7139923B1 (en) 2001-06-27 2006-11-21 Cisco Technology, Inc. Technique for synchronizing network devices in an access data network
US7251246B2 (en) 2001-09-14 2007-07-31 Snowshore Networks, Inc. Selective packet processing in a packet based media processor for latency reduction
AU2003216397A1 (en) * 2002-02-25 2003-09-09 General Electric Company Electrical protection system for reliability improvement based on sensitivity analysis
DE10218425A1 (de) * 2002-04-24 2003-11-06 Grundig Ag I Ins Verfahren und Vorrichtung zum Synchronisieren eines Empfängers mit einem Sender bei einer Datenübertragung über ein asynchrones Netzwerk
US7567509B2 (en) * 2002-09-13 2009-07-28 Dialogic Corporation Methods and systems for jitter minimization in streaming media
US8315274B2 (en) * 2006-03-29 2012-11-20 Honeywell International Inc. System and method for supporting synchronous system communications and operations

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4337463A (en) * 1980-08-22 1982-06-29 Control Data Corporation Time synchronization master station and remote station system
US4411007A (en) * 1981-04-29 1983-10-18 The Manitoba Telephone System Distributed network synchronization system
JPS61194940A (ja) * 1985-02-22 1986-08-29 Nec Corp デ−タ通信装置
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
JPH0668799B2 (ja) * 1987-03-02 1994-08-31 三菱電機株式会社 遠方監視制御方式
US4894846A (en) * 1988-06-30 1990-01-16 Digital Equipment Corporation Method for maintaining a correct time in a distributed processing system

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102006016633A1 (de) * 2006-04-08 2007-10-11 Forschungszentrum Jülich GmbH Vorrichtung zur Übermittlung eines Taktsignals
DE102006016633B4 (de) * 2006-04-08 2008-01-17 Forschungszentrum Jülich GmbH Vorrichtung zur Übermittlung eines Taktsignals

Also Published As

Publication number Publication date
EP0613271A3 (de) 1995-05-03
US5384563A (en) 1995-01-24
JPH07311721A (ja) 1995-11-28
EP0613271B1 (de) 2000-07-12
EP0613271A2 (de) 1994-08-31
DE69425167D1 (de) 2000-08-17

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee