DE68927941D1 - Datenschutzsystem in einem Datenverarbeitungssystem - Google Patents

Datenschutzsystem in einem Datenverarbeitungssystem

Info

Publication number
DE68927941D1
DE68927941D1 DE68927941T DE68927941T DE68927941D1 DE 68927941 D1 DE68927941 D1 DE 68927941D1 DE 68927941 T DE68927941 T DE 68927941T DE 68927941 T DE68927941 T DE 68927941T DE 68927941 D1 DE68927941 D1 DE 68927941D1
Authority
DE
Germany
Prior art keywords
data
data processing
processing system
protection system
data protection
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
DE68927941T
Other languages
English (en)
Other versions
DE68927941T2 (de
Inventor
Hiroyuki Shirasakahausu Shimoi
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.)
Fujitsu Ltd
Original Assignee
Fujitsu Ltd
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 Fujitsu Ltd filed Critical Fujitsu Ltd
Application granted granted Critical
Publication of DE68927941D1 publication Critical patent/DE68927941D1/de
Publication of DE68927941T2 publication Critical patent/DE68927941T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
    • G06F11/0703—Error or fault processing not based on redundancy, i.e. by taking additional measures to deal with the error or fault not making use of redundancy in operation, in hardware, or in data representation
    • G06F11/0751—Error or fault detection not based on redundancy
    • G06F11/0754—Error or fault detection not based on redundancy by exceeding limits
    • 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
    • G06F1/26—Power supply means, e.g. regulation thereof
    • G06F1/30—Means for acting in the event of power-supply failure or interruption, e.g. power-supply fluctuations
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F12/00—Accessing, addressing or allocating within memory systems or architectures
    • G06F12/02—Addressing or allocation; Relocation
    • G06F12/08—Addressing or allocation; Relocation in hierarchically structured memory systems, e.g. virtual memory systems
    • G06F12/0802—Addressing of a memory level in which the access to the desired data or data block requires associative addressing means, e.g. caches
    • G06F12/0866—Addressing of a memory level in which the access to the desired data or data block requires associative addressing means, e.g. caches for peripheral storage systems, e.g. disk cache
    • G06F12/0868—Data transfer between cache memory and other subsystems, e.g. storage devices or host systems
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F12/00—Accessing, addressing or allocating within memory systems or architectures
    • G06F12/02—Addressing or allocation; Relocation
    • G06F12/08—Addressing or allocation; Relocation in hierarchically structured memory systems, e.g. virtual memory systems
    • G06F12/0802—Addressing of a memory level in which the access to the desired data or data block requires associative addressing means, e.g. caches
    • G06F12/0866—Addressing of a memory level in which the access to the desired data or data block requires associative addressing means, e.g. caches for peripheral storage systems, e.g. disk cache
    • G06F12/0871—Allocation or management of cache space
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C5/00—Details of stores covered by group G11C11/00
    • G11C5/14—Power supply arrangements, e.g. power down, chip selection or deselection, layout of wirings or power grids, or multiple supply levels
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C5/00—Details of stores covered by group G11C11/00
    • G11C5/14—Power supply arrangements, e.g. power down, chip selection or deselection, layout of wirings or power grids, or multiple supply levels
    • G11C5/141—Battery and back-up supplies
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C7/00—Arrangements for writing information into, or reading information out from, a digital store
    • G11C7/22—Read-write [R-W] timing or clocking circuits; Read-write [R-W] control signal generators or management 
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2212/00—Indexing scheme relating to accessing, addressing or allocation within memory systems or architectures
    • G06F2212/10—Providing a specific technical effect
    • G06F2212/1032—Reliability improvement, data loss prevention, degraded operation etc
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2212/00—Indexing scheme relating to accessing, addressing or allocation within memory systems or architectures
    • G06F2212/31—Providing disk cache in a specific location of a storage system
    • G06F2212/312—In storage controller
DE68927941T 1988-05-16 1989-05-09 Datenschutzsystem in einem Datenverarbeitungssystem Expired - Fee Related DE68927941T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP63118963A JP2533612B2 (ja) 1988-05-16 1988-05-16 メモリのデ―タ保護方式

Publications (2)

Publication Number Publication Date
DE68927941D1 true DE68927941D1 (de) 1997-05-15
DE68927941T2 DE68927941T2 (de) 1997-08-14

Family

ID=14749611

Family Applications (1)

Application Number Title Priority Date Filing Date
DE68927941T Expired - Fee Related DE68927941T2 (de) 1988-05-16 1989-05-09 Datenschutzsystem in einem Datenverarbeitungssystem

Country Status (7)

Country Link
US (1) US5007027A (de)
EP (1) EP0342846B1 (de)
JP (1) JP2533612B2 (de)
KR (1) KR920007378B1 (de)
AU (1) AU606278B2 (de)
CA (1) CA1319435C (de)
DE (1) DE68927941T2 (de)

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US5193162A (en) * 1989-11-06 1993-03-09 Unisys Corporation Cache memory with data compaction for use in the audit trail of a data processing system having record locking capabilities
JPH03182921A (ja) * 1989-12-11 1991-08-08 Sharp Corp 電子装置
US5151907A (en) * 1990-02-20 1992-09-29 Robbins Walter A Auxiliary power supply for continuation of computer system operation during commercial AC power failure
US5345422A (en) * 1990-07-31 1994-09-06 Texas Instruments Incorporated Power up detection circuit
US5341493A (en) * 1990-09-21 1994-08-23 Emc Corporation Disk storage system with write preservation during power failure
JPH04178114A (ja) * 1990-11-09 1992-06-25 Canon Inc 電子機器
JPH04268990A (ja) * 1991-02-25 1992-09-24 Fuji Photo Film Co Ltd メモリカード
GB2261753B (en) * 1991-11-19 1995-07-12 Intel Corp Multi-mode microprocessor with electrical pin for selective re-initialization of processor state
US5428769A (en) * 1992-03-31 1995-06-27 The Dow Chemical Company Process control interface system having triply redundant remote field units
JP3034741B2 (ja) * 1993-12-13 2000-04-17 三菱電機株式会社 電源バックアップ装置
US6052789A (en) * 1994-03-02 2000-04-18 Packard Bell Nec, Inc. Power management architecture for a reconfigurable write-back cache
US5532676A (en) * 1994-04-29 1996-07-02 Mitel, Inc. Battery switch for ram backup
JP3231561B2 (ja) * 1994-09-22 2001-11-26 日本電気株式会社 バックアップメモリ制御方式
US5604708A (en) * 1995-01-25 1997-02-18 Dell Usa L.P. Fail-safe system for preserving a backup battery
JP3477689B2 (ja) * 1995-12-07 2003-12-10 株式会社日立製作所 磁気ディスク制御装置
US5734814A (en) * 1996-04-15 1998-03-31 Sun Microsystems, Inc. Host-based RAID-5 and NV-RAM integration
US5768208A (en) * 1996-06-18 1998-06-16 Microchip Technology Incorporated Fail safe non-volatile memory programming system and method therefor
US5784629A (en) * 1996-09-24 1998-07-21 Apple Computer, Inc. System and method for conserving power within a backup battery device
US5973734A (en) 1997-07-09 1999-10-26 Flashpoint Technology, Inc. Method and apparatus for correcting aspect ratio in a camera graphical user interface
JP4231572B2 (ja) * 1998-07-07 2009-03-04 沖電気工業株式会社 電圧監視回路及びそれを内蔵したメモリカード
FR2785693B1 (fr) * 1998-11-06 2000-12-15 Bull Sa Dispositif et procede de cache disque securise en ecriture pour disques durs de sous-systeme a memoire de masse
US6317141B1 (en) 1998-12-31 2001-11-13 Flashpoint Technology, Inc. Method and apparatus for editing heterogeneous media objects in a digital imaging device
CN100343786C (zh) * 2000-12-26 2007-10-17 神基科技股份有限公司 电源监控保护方法
US6580650B2 (en) 2001-03-16 2003-06-17 International Business Machines Corporation DRAM word line voltage control to insure full cell writeback level
KR20020062262A (ko) * 2002-07-02 2002-07-25 (주)한창트랜스 무정전전원공급장치
JP2005115771A (ja) * 2003-10-09 2005-04-28 Hitachi Ltd ディスクアレイ装置
US7436151B2 (en) * 2004-12-23 2008-10-14 Dell Products L.P. Systems and methods for detecting charge switching element failure in a battery system
US7518341B2 (en) * 2004-12-23 2009-04-14 Dell Product L.P. Method for verifying smart battery failures by measuring input charging voltage and associated systems
JP4836647B2 (ja) * 2006-04-21 2011-12-14 株式会社東芝 不揮発性キャッシュメモリを用いる記憶装置とその制御方法
US9224145B1 (en) 2006-08-30 2015-12-29 Qurio Holdings, Inc. Venue based digital rights using capture device with digital watermarking capability
EP2081111A4 (de) * 2006-11-06 2012-09-19 Panasonic Corp Aufzeichnungsvorrichtung
JP2009152703A (ja) * 2007-12-19 2009-07-09 Konica Minolta Business Technologies Inc 画像処理装置
CN101620878A (zh) * 2008-07-03 2010-01-06 鸿富锦精密工业（深圳）有限公司 存储系统
WO2012025972A1 (en) * 2010-08-27 2012-03-01 Hitachi, Ltd. Storage control apparatus and operating mode control method of storage control apparatus
DE102011052533B4 (de) * 2011-08-09 2015-02-26 Esw Gmbh Schaltungsanordnung zum Schutz von Speicherinhalten
WO2013054374A1 (en) * 2011-10-12 2013-04-18 Hitachi, Ltd. Storage system, and data backup method and system restarting method of storage system
US10025711B2 (en) * 2012-01-16 2018-07-17 Qualcomm Incorporated Hybrid write-through/write-back cache policy managers, and related systems and methods
JP5996228B2 (ja) * 2012-03-26 2016-09-21 株式会社ダイヘン ロボット制御装置
IL236627A0 (en) * 2015-01-11 2015-04-30 Storone Ltd Method and system for controlling volatile memory
JP6536160B2 (ja) * 2015-04-30 2019-07-03 富士通株式会社 ストレージシステム、制御装置および制御プログラム
JP6348099B2 (ja) * 2015-12-02 2018-06-27 ファナック株式会社 同期運転教示データ作成時の確認手段を備える制御装置
US11044118B1 (en) * 2019-06-28 2021-06-22 Amazon Technologies, Inc. Data caching in provider network substrate extensions
US11659058B2 (en) 2019-06-28 2023-05-23 Amazon Technologies, Inc. Provider network connectivity management for provider network substrate extensions

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5610871U (de) * 1979-07-04 1981-01-29
JPS56103722A (en) * 1980-01-19 1981-08-19 Tokico Ltd Failure detector of battery for memory in console device
JPS58146099A (ja) * 1982-02-24 1983-08-31 Hitachi Ltd メモリ保護装置
US4506323A (en) * 1982-03-03 1985-03-19 Sperry Corporation Cache/disk file status indicator with data protection feature
US4547629A (en) * 1984-02-06 1985-10-15 Comdial Technology Corporation Energy management circuit
US4654778A (en) * 1984-06-27 1987-03-31 International Business Machines Corporation Direct parallel path for storage accesses unloading common system path
JPS61147357A (ja) * 1984-12-21 1986-07-05 Casio Comput Co Ltd デ−タ処理装置
US4777626A (en) * 1984-12-22 1988-10-11 Tokyo Electric Co., Ltd. Memory device having backup power supply
JPS628212A (ja) * 1985-07-04 1987-01-16 Nec Corp バツテリ−電圧検出回路
US4707618A (en) * 1986-06-02 1987-11-17 Haas Richard M Switch protection mechanism
JPS635539U (de) * 1986-06-25 1988-01-14

Also Published As

Publication number Publication date
CA1319435C (en) 1993-06-22
JP2533612B2 (ja) 1996-09-11
EP0342846B1 (de) 1997-04-09
KR920007378B1 (ko) 1992-08-31
DE68927941T2 (de) 1997-08-14
EP0342846A2 (de) 1989-11-23
AU3408589A (en) 1989-12-14
JPH01288948A (ja) 1989-11-21
KR900019306A (ko) 1990-12-24
US5007027A (en) 1991-04-09
AU606278B2 (en) 1991-01-31
EP0342846A3 (de) 1990-08-22

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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