DE69116428D1 - Verfahren, um die gegenwärtigen Zeittakte in einem verteilten Rechnersystem einzustellen - Google Patents

Verfahren, um die gegenwärtigen Zeittakte in einem verteilten Rechnersystem einzustellen

Info

Publication number
DE69116428D1
DE69116428D1 DE69116428T DE69116428T DE69116428D1 DE 69116428 D1 DE69116428 D1 DE 69116428D1 DE 69116428 T DE69116428 T DE 69116428T DE 69116428 T DE69116428 T DE 69116428T DE 69116428 D1 DE69116428 D1 DE 69116428D1
Authority
DE
Germany
Prior art keywords
setting
computer system
clock cycles
distributed computer
current clock
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 - Lifetime
Application number
DE69116428T
Other languages
English (en)
Inventor
Nobuhiro Kato
Yojiro Morimoto
Miho Muranaga
Koichi Sekiguchi
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.)
Toshiba Corp
Original Assignee
Toshiba Corp
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 Toshiba Corp filed Critical Toshiba Corp
Application granted granted Critical
Publication of DE69116428D1 publication Critical patent/DE69116428D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • H04J3/0679—Clock or time synchronisation in a network by determining clock distribution path in a network
    • 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
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
    • G06F16/20—Information retrieval; Database structures therefor; File system structures therefor of structured data, e.g. relational data
    • G06F16/23—Updating
    • G06F16/2308—Concurrency control
    • G06F16/2315—Optimistic concurrency control
    • G06F16/2322—Optimistic concurrency control using timestamps
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
    • G06F16/20—Information retrieval; Database structures therefor; File system structures therefor of structured data, e.g. relational data
    • G06F16/27—Replication, distribution or synchronisation of data between databases or within a distributed database system; Distributed database system architectures therefor
DE69116428T 1990-05-23 1991-05-22 Verfahren, um die gegenwärtigen Zeittakte in einem verteilten Rechnersystem einzustellen Expired - Lifetime DE69116428D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2131171A JPH0432940A (ja) 1990-05-23 1990-05-23 分散データベース・システム

Publications (1)

Publication Number Publication Date
DE69116428D1 true DE69116428D1 (de) 1996-02-29

Family

ID=15051672

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69116428T Expired - Lifetime DE69116428D1 (de) 1990-05-23 1991-05-22 Verfahren, um die gegenwärtigen Zeittakte in einem verteilten Rechnersystem einzustellen

Country Status (4)

Country Link
US (1) US5293627A (de)
EP (1) EP0458623B1 (de)
JP (1) JPH0432940A (de)
DE (1) DE69116428D1 (de)

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US5452445A (en) * 1992-04-30 1995-09-19 Oracle Corporation Two-pass multi-version read consistency
GB2273182A (en) * 1992-12-04 1994-06-08 Ibm Currency period of replicated data objects.
US5710922A (en) * 1993-06-02 1998-01-20 Apple Computer, Inc. Method for synchronizing and archiving information between computer systems
JP2540762B2 (ja) * 1993-11-10 1996-10-09 日本電気株式会社 クロック信号供給方法
US5689705A (en) * 1995-02-13 1997-11-18 Pulte Home Corporation System for facilitating home construction and sales
US5715438A (en) * 1995-07-19 1998-02-03 International Business Machines Corporation System and method for providing time base adjustment
US5893115A (en) * 1995-11-29 1999-04-06 Lucent Technologies, Inc. Isochronal updating of data records
US5924094A (en) * 1996-11-01 1999-07-13 Current Network Technologies Corporation Independent distributed database system
US6446092B1 (en) 1996-11-01 2002-09-03 Peerdirect Company Independent distributed database system
US6405218B1 (en) 1996-11-13 2002-06-11 Pumatech, Inc. Synchronizing databases
US6044381A (en) 1997-09-11 2000-03-28 Puma Technology, Inc. Using distributed history files in synchronizing databases
US6141664A (en) * 1996-11-13 2000-10-31 Puma Technology, Inc. Synchronization of databases with date range
US7302446B1 (en) 1996-11-13 2007-11-27 Intellisync Corporation Synchronizing databases
US6212529B1 (en) 1996-11-13 2001-04-03 Puma Technology, Inc. Synchronization of databases using filters
US5943676A (en) * 1996-11-13 1999-08-24 Puma Technology, Inc. Synchronization of recurring records in incompatible databases
US7013315B1 (en) 1996-11-13 2006-03-14 Intellisync Corporation Synchronization of databases with record sanitizing and intelligent comparison
US6330568B1 (en) 1996-11-13 2001-12-11 Pumatech, Inc. Synchronization of databases
US6209090B1 (en) 1997-05-29 2001-03-27 Sol Aisenberg Method and apparatus for providing secure time stamps for documents and computer files
US5953728A (en) * 1997-07-25 1999-09-14 Claritech Corporation System for modifying a database using a transaction log
US6925477B1 (en) 1998-03-31 2005-08-02 Intellisync Corporation Transferring records between two databases
US6449291B1 (en) 1998-11-24 2002-09-10 3Com Corporation Method and apparatus for time synchronization in a communication system
US7007003B1 (en) 1998-12-04 2006-02-28 Intellisync Corporation Notification protocol for establishing synchronization mode for use in synchronizing databases
FR2812736B1 (fr) * 2000-08-04 2003-12-19 Near Technologies Systeme de stockage virtuel
US6831890B1 (en) * 2000-10-31 2004-12-14 Agilent Technologies, Inc. Measuring network performance parameters in data communication networks
US6633862B2 (en) * 2000-12-29 2003-10-14 Intel Corporation System and method for database cache synchronization across multiple interpreted code engines
SE0101372L (sv) 2001-04-18 2002-05-21 Saab Ab System och metod för tidmatning av data
US7359920B1 (en) 2001-04-18 2008-04-15 Intellisync Corporation Communication protocol for synchronization of personal information management databases
US6783456B2 (en) * 2001-12-19 2004-08-31 Scientific Games Royalty Corporation Methods and systems for conducting lottery-type games with strategy elements
US7364091B2 (en) 2003-12-19 2008-04-29 Scientific Games International, Inc. Embedded optical signatures in documents
KR20070084102A (ko) 2004-10-28 2007-08-24 사이언티픽 게임스 인터내셔널, 아이엔씨. 가변적 포인트 값을 갖는 징표를 사용하여 기하학적도형상에서 플레이되는 로터리 게임
JP2008526374A (ja) 2005-01-07 2008-07-24 サイエンティフィック ゲイムズ インターナショナル インコーポレイテッド 懐かしいゲームテーマを用いた抽選ゲーム
US7662038B2 (en) 2005-01-07 2010-02-16 Scientific Games International, Inc. Multi-matrix lottery
US7824257B2 (en) 2005-01-11 2010-11-02 Scientific Games International, Inc. On-line lottery game in which supplemental lottery-selected indicia are available for purchase
US8262453B2 (en) 2005-02-09 2012-09-11 Scientific Games International, Inc. Combination lottery and raffle game
US7630924B1 (en) * 2005-04-20 2009-12-08 Authorize.Net Llc Transaction velocity counting for fraud detection
EP1874418A1 (de) 2005-04-27 2008-01-09 Scientific Games International, Inc. Spielapparat
US7654529B2 (en) 2005-05-17 2010-02-02 Scientific Games International, Inc. Combination scratch ticket and on-line game ticket
US7846016B2 (en) 2006-07-12 2010-12-07 Scientific Games International, Inc. Lottery game with interactive game indicia selection
US8099538B2 (en) * 2006-03-29 2012-01-17 Intel Corporation Increasing functionality of a reader-writer lock
US8460081B2 (en) 2010-05-14 2013-06-11 Scientific Games International, Inc. Grid-based multi-lottery game and associated method
US8808080B2 (en) 2010-05-14 2014-08-19 Scientific Games International, Inc. Grid-based lottery game and associated method
US20140136733A1 (en) * 2012-11-13 2014-05-15 UmiCam Incorporated System and method for the collaborative recording, uploading and sharing of multimedia content over a computer network

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Publication number Priority date Publication date Assignee Title
US3936604A (en) * 1970-01-02 1976-02-03 Stromberg-Carlson Corporation Synchronization of clocks in digital signalling networks
US4144414A (en) * 1978-01-23 1979-03-13 Rockwell International Corporation Network synchronization apparatus
US4530054A (en) * 1982-03-03 1985-07-16 Sperry Corporation Processor-addressable timestamp for indicating oldest written-to cache entry not copied back to bulk memory
JPS5955553A (ja) * 1982-09-22 1984-03-30 Fujitsu Ltd 分散デ−タベ−ス・システムにおけるタイムスタンプ同期方式
US4725834A (en) * 1984-02-27 1988-02-16 American Telephone And Telegraph Company, At&T Bell Laboratories Reliable broadcast protocol for a token passing bus network
US4974166A (en) * 1987-05-18 1990-11-27 Asyst Technologies, Inc. Processing systems with intelligent article tracking
US4807224A (en) * 1987-08-21 1989-02-21 Naron Steven E Multicast data distribution system and method
US5210824A (en) * 1989-03-03 1993-05-11 Xerox Corporation Encoding-format-desensitized methods and means for interchanging electronic document as appearances

Also Published As

Publication number Publication date
EP0458623B1 (de) 1996-01-17
EP0458623A2 (de) 1991-11-27
US5293627A (en) 1994-03-08
EP0458623A3 (en) 1993-10-06
JPH0432940A (ja) 1992-02-04

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Legal Events

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8332 No legal effect for de