SE466123B - Anordning foer att synkonisera data i ett datoriserat system, som innefattar en gemensam seriell datakommunikationskanal - Google Patents

Anordning foer att synkonisera data i ett datoriserat system, som innefattar en gemensam seriell datakommunikationskanal

Info

Publication number
SE466123B
SE466123B SE8901495A SE8901495A SE466123B SE 466123 B SE466123 B SE 466123B SE 8901495 A SE8901495 A SE 8901495A SE 8901495 A SE8901495 A SE 8901495A SE 466123 B SE466123 B SE 466123B
Authority
SE
Sweden
Prior art keywords
time
clock
data
communication
unit
Prior art date
Application number
SE8901495A
Other languages
English (en)
Swedish (sv)
Other versions
SE8901495D0 (sv
SE8901495L (sv
Inventor
K Lennartsson
Original Assignee
Kvaser Consultant 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 Kvaser Consultant Ab filed Critical Kvaser Consultant Ab
Priority to SE8901495A priority Critical patent/SE466123B/sv
Publication of SE8901495D0 publication Critical patent/SE8901495D0/xx
Priority to JP02507221A priority patent/JP3091482B2/ja
Priority to EP90908115A priority patent/EP0470199B1/de
Priority to DE69032468T priority patent/DE69032468T2/de
Priority to PCT/SE1990/000264 priority patent/WO1990013078A1/en
Priority to KR1019910701433A priority patent/KR920701895A/ko
Priority to US07/773,876 priority patent/US5392421A/en
Publication of SE8901495L publication Critical patent/SE8901495L/
Publication of SE466123B publication Critical patent/SE466123B/sv

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06F1/12—Synchronisation of different clock signals provided by a plurality of clock generators
    • G—PHYSICS
    • G04—HOROLOGY
    • G04G—ELECTRONIC TIME-PIECES
    • G04G7/00—Synchronisation
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Electric Clocks (AREA)
  • Computer And Data Communications (AREA)
SE8901495A 1989-04-25 1989-04-25 Anordning foer att synkonisera data i ett datoriserat system, som innefattar en gemensam seriell datakommunikationskanal SE466123B (sv)

Priority Applications (7)

Application Number Priority Date Filing Date Title
SE8901495A SE466123B (sv) 1989-04-25 1989-04-25 Anordning foer att synkonisera data i ett datoriserat system, som innefattar en gemensam seriell datakommunikationskanal
JP02507221A JP3091482B2 (ja) 1989-04-25 1990-04-20 コンピュータシステムの構造
EP90908115A EP0470199B1 (de) 1989-04-25 1990-04-20 Uhrensynchronisation in einem rechnersystem
DE69032468T DE69032468T2 (de) 1989-04-25 1990-04-20 Uhrensynchronisation in einem rechnersystem
PCT/SE1990/000264 WO1990013078A1 (en) 1989-04-25 1990-04-20 Arrangement in a computer system
KR1019910701433A KR920701895A (ko) 1989-04-25 1990-04-20 컴퓨터시스템내 자료의 시간 동기화장치
US07/773,876 US5392421A (en) 1989-04-25 1990-04-20 System for synchronizing clocks between communication units by using data from a synchronization message which competes with other messages for transfers over a common communication channel

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8901495A SE466123B (sv) 1989-04-25 1989-04-25 Anordning foer att synkonisera data i ett datoriserat system, som innefattar en gemensam seriell datakommunikationskanal

Publications (3)

Publication Number Publication Date
SE8901495D0 SE8901495D0 (sv) 1989-04-25
SE8901495L SE8901495L (sv) 1990-10-26
SE466123B true SE466123B (sv) 1991-12-16

Family

ID=20375782

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8901495A SE466123B (sv) 1989-04-25 1989-04-25 Anordning foer att synkonisera data i ett datoriserat system, som innefattar en gemensam seriell datakommunikationskanal

Country Status (7)

Country Link
US (1) US5392421A (de)
EP (1) EP0470199B1 (de)
JP (1) JP3091482B2 (de)
KR (1) KR920701895A (de)
DE (1) DE69032468T2 (de)
SE (1) SE466123B (de)
WO (1) WO1990013078A1 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1624361A2 (de) 2004-07-23 2006-02-08 Kvaser Consultant AB Vorrichtung in einem modularisierten System zur Zeitstempelung von Veranstaltungen/Referenzveranstaltungen

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US5922602A (en) 1988-02-26 1999-07-13 Biosource Technologies, Inc. Cytoplasmic inhibition of gene expression
DE4140017C2 (de) * 1991-12-04 1995-01-05 Nec Electronics Germany Verfahren zum Betreiben von über einen Datenbus durch seriellen Datenaustausch miteinander kommunizierenden Rechnereinheiten
US5537549A (en) * 1993-04-28 1996-07-16 Allen-Bradley Company, Inc. Communication network with time coordinated station activity by time slot and periodic interval number
JP3203939B2 (ja) * 1994-02-28 2001-09-04 富士ゼロックス株式会社 描画通信装置
US5898864A (en) * 1995-09-25 1999-04-27 International Business Machines Corporation Method and system for executing a context-altering instruction without performing a context-synchronization operation within high-performance processors
US5748941A (en) * 1995-11-09 1998-05-05 Xerox Corporation System and method for synchronizing control clocks for a modular printing system
US5805870A (en) * 1996-06-28 1998-09-08 International Business Machines Corporation System and method for correcting clock drift in multiprocessor systems
US5805088A (en) * 1996-11-01 1998-09-08 International Business Machines Corporation High speed asynchronous serial to parallel data converter
DE19722114C2 (de) * 1997-05-27 2003-04-30 Bosch Gmbh Robert Taktsignal-Bereitstellungsvorrichtung und -verfahren
US6278710B1 (en) * 1998-09-10 2001-08-21 Agilent Technologies, Inc. Enhancements to time synchronization in distributed systems
US6092210A (en) * 1998-10-14 2000-07-18 Cypress Semiconductor Corp. Device and method for synchronizing the clocks of interconnected universal serial buses
US6105097A (en) * 1998-10-14 2000-08-15 Cypress Semiconductor Corp. Device and method for interconnecting universal serial buses including power management
US6311294B1 (en) 1998-10-20 2001-10-30 Cypress Semiconductor Corp. Device and method for efficient bulk data retrieval using a universal serial bus
US6389495B1 (en) 1999-01-16 2002-05-14 Cypress Semiconductor Corp. Dedicated circuit and method for enumerating and operating a peripheral device on a universal serial bus
US6728880B1 (en) * 1999-09-17 2004-04-27 Adobe Systems Incorporated Secure time on computers with insecure clocks
AT408383B (de) * 2000-05-04 2001-11-26 Fts Computertechnik Gmbh Verfahren und kommunikationskontrolleinheit zur multimaster uhrensynchronisation in einem verteilten echtzeitcomputersystem
US7415000B2 (en) * 2001-07-18 2008-08-19 Matsushita Electric Industrial Co., Ltd. Data transmission apparatus and data transmission method
JP2003196166A (ja) * 2001-10-19 2003-07-11 Kawasaki Microelectronics Kk データ転送装置
SE528607C2 (sv) * 2004-04-30 2006-12-27 Kvaser Consultant Ab System och anordning för att tidsmässigt relatera händelser i ett fordon
US7649912B2 (en) * 2005-04-27 2010-01-19 Rockwell Automation Technologies, Inc. Time synchronization, deterministic data delivery and redundancy for cascaded nodes on full duplex ethernet networks
FI119205B (fi) * 2005-06-29 2008-08-29 Abb Oy Aikasynkronointi
US7636345B2 (en) * 2006-02-01 2009-12-22 Comsys Communication & Signal Processing Ltd. Apparatus for and method of time related communications between multiple devices having different time bases
US8315269B1 (en) 2007-04-18 2012-11-20 Cypress Semiconductor Corporation Device, method, and protocol for data transfer between host device and device having storage interface
US7859240B1 (en) 2007-05-22 2010-12-28 Cypress Semiconductor Corporation Circuit and method for preventing reverse current flow into a voltage regulator from an output thereof
TWI448902B (zh) * 2007-08-24 2014-08-11 Cypress Semiconductor Corp 具頁存取基礎處理器介面之橋接裝置
US8090894B1 (en) 2007-09-21 2012-01-03 Cypress Semiconductor Corporation Architectures for supporting communication and access between multiple host devices and one or more common functions
US7895387B1 (en) 2007-09-27 2011-02-22 Cypress Semiconductor Corporation Devices and methods for sharing common target device with two different hosts according to common communication protocol
US8370675B2 (en) * 2009-01-28 2013-02-05 Mellanox Technologies Ltd. Precise clock synchronization
DE102009037156A1 (de) * 2009-08-04 2011-02-17 Lenze Automation Gmbh Verfahren zum synchronen Erfassen und Aufzeichnen von Prozess- und/oder Zustandsdaten sowie Automatisierungssystem
US11483127B2 (en) 2018-11-18 2022-10-25 Mellanox Technologies, Ltd. Clock synchronization
US10778406B2 (en) 2018-11-26 2020-09-15 Mellanox Technologies, Ltd. Synthesized clock synchronization between networks devices
US11283454B2 (en) 2018-11-26 2022-03-22 Mellanox Technologies, Ltd. Synthesized clock synchronization between network devices
US11543852B2 (en) 2019-11-07 2023-01-03 Mellanox Technologies, Ltd. Multihost clock synchronization
EP3820105B1 (de) * 2019-11-11 2023-03-15 Siemens Aktiengesellschaft Verfahren und system zur sicheren zeitsynchronisation
US11070304B1 (en) 2020-02-25 2021-07-20 Mellanox Technologies, Ltd. Physical hardware clock chaining
US12081427B2 (en) 2020-04-20 2024-09-03 Mellanox Technologies, Ltd. Time-synchronization testing in a network element
US11552871B2 (en) 2020-06-14 2023-01-10 Mellanox Technologies, Ltd. Receive-side timestamp accuracy
US11606427B2 (en) 2020-12-14 2023-03-14 Mellanox Technologies, Ltd. Software-controlled clock synchronization of network devices
US11588609B2 (en) 2021-01-14 2023-02-21 Mellanox Technologies, Ltd. Hardware clock with built-in accuracy check
US12111681B2 (en) 2021-05-06 2024-10-08 Mellanox Technologies, Ltd. Network adapter providing isolated self-contained time services
US12028155B2 (en) 2021-11-24 2024-07-02 Mellanox Technologies, Ltd. Controller which adjusts clock frequency based on received symbol rate
US11907754B2 (en) 2021-12-14 2024-02-20 Mellanox Technologies, Ltd. System to trigger time-dependent action
US11835999B2 (en) 2022-01-18 2023-12-05 Mellanox Technologies, Ltd. Controller which adjusts clock frequency based on received symbol rate
US11706014B1 (en) 2022-01-20 2023-07-18 Mellanox Technologies, Ltd. Clock synchronization loop
US12294469B2 (en) 2022-05-12 2025-05-06 Mellanox Technologies, Ltd Boundary clock synchronized loop
US12524038B2 (en) 2022-05-12 2026-01-13 Mellanox Technologies, Ltd Scalable boundary clock
US12308952B2 (en) 2022-07-06 2025-05-20 Mellanox Technologies, Ltd. Companion metadata for precision time protocol (PTP) hardware clock
US12289388B2 (en) 2022-07-20 2025-04-29 Mellanox Technologies, Ltd Syntonization through physical layer of interconnects
US11917045B2 (en) 2022-07-24 2024-02-27 Mellanox Technologies, Ltd. Scalable synchronization of network devices
US12375199B2 (en) 2022-12-19 2025-07-29 Mellanox Technologies, Ltd Hybrid clock synchronization
US12216489B2 (en) 2023-02-21 2025-02-04 Mellanox Technologies, Ltd Clock adjustment holdover
US12289389B2 (en) 2023-08-13 2025-04-29 Mellanox Technologies, Ltd. Physical layer syntonization using digitally controlled oscillator

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US3577128A (en) * 1969-01-14 1971-05-04 Ibm Synchronizing clock system
US4337463A (en) 1980-08-22 1982-06-29 Control Data Corporation Time synchronization master station and remote station system
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US4584643A (en) * 1983-08-31 1986-04-22 International Business Machines Corporation Decentralized synchronization of clocks
US4890222A (en) * 1984-12-17 1989-12-26 Honeywell Inc. Apparatus for substantially syncronizing the timing subsystems of the physical modules of a local area network
EP0247026A3 (de) * 1986-05-16 1989-09-06 Austria Mikrosysteme International Gmbh Verfahren zur Synchronisation der Echtzeituhren von an ein Kommunikationsmedium angeschlossenen Knotenrechnern und Knotenrechner zur Durchführung des Verfahrens
US4750194A (en) * 1987-03-05 1988-06-07 United States Pipe And Foundry Company Clock synchronization system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1624361A2 (de) 2004-07-23 2006-02-08 Kvaser Consultant AB Vorrichtung in einem modularisierten System zur Zeitstempelung von Veranstaltungen/Referenzveranstaltungen

Also Published As

Publication number Publication date
DE69032468T2 (de) 1999-01-07
SE8901495D0 (sv) 1989-04-25
US5392421A (en) 1995-02-21
DE69032468D1 (de) 1998-08-13
KR920701895A (ko) 1992-08-12
EP0470199B1 (de) 1998-07-08
SE8901495L (sv) 1990-10-26
WO1990013078A1 (en) 1990-11-01
EP0470199A1 (de) 1992-02-12
JPH04507157A (ja) 1992-12-10
JP3091482B2 (ja) 2000-09-25

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