DE69425600D1 - System und Verfahren zur Erkennung und Korrektur von Speicherfehlern - Google Patents
System und Verfahren zur Erkennung und Korrektur von SpeicherfehlernInfo
- Publication number
- DE69425600D1 DE69425600D1 DE69425600T DE69425600T DE69425600D1 DE 69425600 D1 DE69425600 D1 DE 69425600D1 DE 69425600 T DE69425600 T DE 69425600T DE 69425600 T DE69425600 T DE 69425600T DE 69425600 D1 DE69425600 D1 DE 69425600D1
- Authority
- DE
- Germany
- Prior art keywords
- detecting
- memory errors
- correcting memory
- correcting
- errors
- 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
Links
Classifications
-
- 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
- G06F11/08—Error detection or correction by redundancy in data representation, e.g. by using checking codes
- G06F11/10—Adding special bits or symbols to the coded information, e.g. parity check, casting out 9's or 11's
- G06F11/1008—Adding special bits or symbols to the coded information, e.g. parity check, casting out 9's or 11's in individual solid state devices
- G06F11/1048—Adding special bits or symbols to the coded information, e.g. parity check, casting out 9's or 11's in individual solid state devices using arrangements adapted for a specific error detection or correction feature
- G06F11/106—Correcting systematically all correctable errors, i.e. scrubbing
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Quality & Reliability (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Techniques For Improving Reliability Of Storages (AREA)
- Dram (AREA)
- For Increasing The Reliability Of Semiconductor Memories (AREA)
- Detection And Correction Of Errors (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/026,668 US5495491A (en) | 1993-03-05 | 1993-03-05 | System using a memory controller controlling an error correction means to detect and correct memory errors when and over a time interval indicated by registers in the memory controller |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69425600D1 true DE69425600D1 (de) | 2000-09-28 |
DE69425600T2 DE69425600T2 (de) | 2001-04-26 |
Family
ID=21833162
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69425600T Expired - Fee Related DE69425600T2 (de) | 1993-03-05 | 1994-02-24 | System und Verfahren zur Erkennung und Korrektur von Speicherfehlern |
Country Status (4)
Country | Link |
---|---|
US (1) | US5495491A (de) |
EP (1) | EP0614142B1 (de) |
JP (1) | JPH06290115A (de) |
DE (1) | DE69425600T2 (de) |
Families Citing this family (32)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6279128B1 (en) * | 1994-12-29 | 2001-08-21 | International Business Machines Corporation | Autonomous system for recognition of patterns formed by stored data during computer memory scrubbing |
US5793943A (en) * | 1996-07-29 | 1998-08-11 | Micron Electronics, Inc. | System for a primary BIOS ROM recovery in a dual BIOS ROM computer system |
US6292869B1 (en) | 1998-08-31 | 2001-09-18 | International Business Machines Corporation | System and method for memory scrub during self timed refresh |
US6480982B1 (en) * | 1999-06-04 | 2002-11-12 | International Business Machines Corporation | Computer RAM memory system with enhanced scrubbing and sparing |
US6560725B1 (en) * | 1999-06-18 | 2003-05-06 | Madrone Solutions, Inc. | Method for apparatus for tracking errors in a memory system |
US6510528B1 (en) * | 1999-12-14 | 2003-01-21 | International Business Machines Corporation | Method for improving personal computer reliability for systems that use certain power saving schemes |
US6832340B2 (en) * | 2000-01-26 | 2004-12-14 | Hewlett-Packard Development Company, L.P. | Real-time hardware memory scrubbing |
US6701480B1 (en) * | 2000-03-08 | 2004-03-02 | Rockwell Automation Technologies, Inc. | System and method for providing error check and correction in memory systems |
AT409562B (de) * | 2001-03-16 | 2002-09-25 | Thaller Karl Dipl Ing | Verfahren und einrichtung zum testen eines speichers |
US6851070B1 (en) * | 2001-08-13 | 2005-02-01 | Network Appliance, Inc. | System and method for managing time-limited long-running operations in a data storage system |
WO2003032159A2 (en) | 2001-10-11 | 2003-04-17 | Altera Corporation | Error detection on programmable logic resources |
DE10223914A1 (de) * | 2002-05-29 | 2003-12-11 | Bayer Cropscience Ag | Substituierte Phenyluracile |
US7184916B2 (en) * | 2003-05-20 | 2007-02-27 | Cray Inc. | Apparatus and method for testing memory cards |
US7320100B2 (en) * | 2003-05-20 | 2008-01-15 | Cray Inc. | Apparatus and method for memory with bit swapping on the fly and testing |
US8176250B2 (en) * | 2003-08-29 | 2012-05-08 | Hewlett-Packard Development Company, L.P. | System and method for testing a memory |
US7346755B2 (en) * | 2003-09-16 | 2008-03-18 | Hewlett-Packard Development, L.P. | Memory quality assurance |
US7328377B1 (en) | 2004-01-27 | 2008-02-05 | Altera Corporation | Error correction for programmable logic integrated circuits |
US7257686B2 (en) * | 2004-06-03 | 2007-08-14 | International Business Machines Corporation | Memory controller and method for scrubbing memory without using explicit atomic operations |
US20070022244A1 (en) * | 2005-07-25 | 2007-01-25 | Honeywell International Inc. | Methods and systems for refresh and error scrubbing of dynamic memory devices |
US7698591B2 (en) * | 2005-08-26 | 2010-04-13 | International Business Machines Corporation | Method and apparatus for ensuring data integrity in redundant mass storage systems |
US20070168754A1 (en) * | 2005-12-19 | 2007-07-19 | Xiv Ltd. | Method and apparatus for ensuring writing integrity in mass storage systems |
US7493523B2 (en) * | 2006-03-14 | 2009-02-17 | International Business Machines Corporation | Method and apparatus for preventing soft error accumulation in register arrays |
GB2439968B (en) * | 2006-07-07 | 2011-05-25 | Advanced Risc Mach Ltd | Memory testing |
RU2450331C1 (ru) * | 2011-04-05 | 2012-05-10 | Межрегиональное общественное учреждение "Институт инженерной физики" | Устройство хранения и передачи данных с исправлением одиночных ошибок в байте информации и обнаружением произвольных ошибок в байтах информации |
US8990646B2 (en) | 2012-05-31 | 2015-03-24 | Hewlett-Packard Development Company, L.P. | Memory error test routine |
EP2738771A1 (de) * | 2012-12-03 | 2014-06-04 | Kone Corporation | Vorrichtung und Verfahren zum Prüfen eines Speichers durch eine programmierbare Schaltung in einem sicherheitskritischen System |
US9495242B2 (en) | 2014-07-30 | 2016-11-15 | International Business Machines Corporation | Adaptive error correction in a memory system |
US9823964B2 (en) | 2015-12-08 | 2017-11-21 | Nvidia Corporation | Method for memory scrub of DRAM with internal error correcting code (ECC) bits during either memory activate and/or precharge operation |
US10049006B2 (en) | 2015-12-08 | 2018-08-14 | Nvidia Corporation | Controller-based memory scrub for DRAMs with internal error-correcting code (ECC) bits contemporaneously during auto refresh or by using masked write commands |
US9880900B2 (en) | 2015-12-08 | 2018-01-30 | Nvidia Corporation | Method for scrubbing and correcting DRAM memory data with internal error-correcting code (ECC) bits contemporaneously during self-refresh state |
KR20180081282A (ko) * | 2017-01-06 | 2018-07-16 | 에스케이하이닉스 주식회사 | 반도체장치 |
CN107195329B (zh) * | 2017-05-17 | 2024-04-02 | 西安紫光国芯半导体有限公司 | 在读操作时纠正dram中存储阵列的错误的方法以及dram |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3735105A (en) * | 1971-06-11 | 1973-05-22 | Ibm | Error correcting system and method for monolithic memories |
US4506362A (en) * | 1978-12-22 | 1985-03-19 | Gould Inc. | Systematic memory error detection and correction apparatus and method |
US4371930A (en) * | 1980-06-03 | 1983-02-01 | Burroughs Corporation | Apparatus for detecting, correcting and logging single bit memory read errors |
US4369510A (en) * | 1980-07-25 | 1983-01-18 | Honeywell Information Systems Inc. | Soft error rewrite control system |
JPS5758210A (en) * | 1980-09-26 | 1982-04-07 | Hitachi Ltd | Error correction range controlling circuit |
US4493081A (en) * | 1981-06-26 | 1985-01-08 | Computer Automation, Inc. | Dynamic memory with error correction on refresh |
GB2107496B (en) * | 1981-09-30 | 1985-11-20 | Hitachi Ltd | Error flag processor |
US4535455A (en) * | 1983-03-11 | 1985-08-13 | At&T Bell Laboratories | Correction and monitoring of transient errors in a memory system |
US4542454A (en) * | 1983-03-30 | 1985-09-17 | Advanced Micro Devices, Inc. | Apparatus for controlling access to a memory |
US4625301A (en) * | 1983-11-30 | 1986-11-25 | Tandy Corporation | Dynamic memory refresh circuit |
JPH0787034B2 (ja) * | 1984-05-07 | 1995-09-20 | 株式会社日立製作所 | 半導体集積回路装置 |
JPS6432489A (en) * | 1987-07-27 | 1989-02-02 | Matsushita Electronics Corp | Memory device |
US4964129A (en) * | 1988-12-21 | 1990-10-16 | Bull Hn Information Systems Inc. | Memory controller with error logging |
US5077737A (en) * | 1989-08-18 | 1991-12-31 | Micron Technology, Inc. | Method and apparatus for storing digital data in off-specification dynamic random access memory devices |
-
1993
- 1993-03-05 US US08/026,668 patent/US5495491A/en not_active Expired - Lifetime
-
1994
- 1994-02-24 DE DE69425600T patent/DE69425600T2/de not_active Expired - Fee Related
- 1994-02-24 EP EP94102759A patent/EP0614142B1/de not_active Expired - Lifetime
- 1994-03-02 JP JP6054767A patent/JPH06290115A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
EP0614142B1 (de) | 2000-08-23 |
EP0614142A3 (en) | 1997-01-08 |
US5495491A (en) | 1996-02-27 |
DE69425600T2 (de) | 2001-04-26 |
EP0614142A2 (de) | 1994-09-07 |
JPH06290115A (ja) | 1994-10-18 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DE69425600D1 (de) | System und Verfahren zur Erkennung und Korrektur von Speicherfehlern | |
DE69624543D1 (de) | System und Verfahren zur Erkennung von Netzwerkfehlern | |
DE69031099D1 (de) | Verfahren und Vorrichtung zur Erkennung und Korrektur von Rechtschreibfehlern | |
DE69031294T2 (de) | Einrichtung und Verfahren zur Fehlererkennung und Fehlerkorrektur | |
DE69722648D1 (de) | System und verfahren zur pumpenkontrolle und fehlererkennung | |
DE69428412T2 (de) | Verfahren und System zur Benutzung von Datenspeicherbogen | |
DE69318734D1 (de) | System und verfahren zur injektion von zellulose | |
DE69309550D1 (de) | Verfahren und Gerät zur Fehlerkorrektur bei der Farbenübereinandersetzung | |
DE69629444D1 (de) | Datenverarbeitungsgerät und Verfahren zur Ersetzung von ausgefallenen Speichereinheiten | |
DE69422176T2 (de) | Verfahren und system zur verfolgung von verbindungen zwischen objekten | |
DE69424744D1 (de) | Verfahren und System zur Verwaltung von Komponentenverbindungen | |
DE59306790D1 (de) | Verfahren zur Überprüfung von Lambdasonden | |
DE69626977D1 (de) | Gerät und verfahren zur kalibration von vielfachbehältern | |
DE4403348B8 (de) | Verfahren zur Detektion von Fehlzündungen | |
DE69529052D1 (de) | System zur erfassung von fehlzündungen und verfahren mit verbesserter signaltreue | |
DE69428948T2 (de) | Verfahren und System zur Berechnung von Bestellungsmengen | |
DE3483375D1 (de) | Verfahren und system zur fehlerkorrektur. | |
DE69218934T2 (de) | System zur entdeckung und korrektion von frequenzfehlern | |
DE69630686D1 (de) | Verfahren zur echtheitsprüfung von münzen | |
DE69707498T2 (de) | Verfahren zur bearbeitung von datenintegritätsfehlern bei wiederbeschreibaren speichern | |
DE69309889T2 (de) | Verfahren zur erkennung von fehlzündungen | |
DE69831397D1 (de) | Verfahren zur kodierung von informationen sowie vorrichtungen mit fehlerkorrektur und fehlerdetektion | |
DE69723574D1 (de) | Verfahren zur detektion von mutationen | |
DE69810647T2 (de) | Verfahren zur korrektur von widerstandsvermessungsdaten | |
DE59002145D1 (de) | Verfahren zur elektronischen korrektur von positionsfehlern bei einem inkrementalen messsystem und messsystem zur durchfuehrung des verfahrens. |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |