JP2004500623A - Ｒａｍモジュールにデータ語を記憶する方法と回路装置 - Google Patents

Ｒａｍモジュールにデータ語を記憶する方法と回路装置 Download PDF

Info

Publication number
JP2004500623A
JP2004500623A JP2001525526A JP2001525526A JP2004500623A JP 2004500623 A JP2004500623 A JP 2004500623A JP 2001525526 A JP2001525526 A JP 2001525526A JP 2001525526 A JP2001525526 A JP 2001525526A JP 2004500623 A JP2004500623 A JP 2004500623A
Authority
JP
Japan
Prior art keywords
word
data
bit
crc
check bit
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.)
Pending
Application number
JP2001525526A
Other languages
English (en)
Japanese (ja)
Other versions
JP2004500623A5 (enExample
Inventor
ファイ・ヴォルフガング
トラスコフ・アードリアーン
トルエル・ヤン
Original Assignee
コンティネンタル・テーベス・アクチエンゲゼルシヤフト・ウント・コンパニー・オッフェネ・ハンデルスゲゼルシヤフト
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
Priority claimed from DE10018722A external-priority patent/DE10018722A1/de
Application filed by コンティネンタル・テーベス・アクチエンゲゼルシヤフト・ウント・コンパニー・オッフェネ・ハンデルスゲゼルシヤフト filed Critical コンティネンタル・テーベス・アクチエンゲゼルシヤフト・ウント・コンパニー・オッフェネ・ハンデルスゲゼルシヤフト
Publication of JP2004500623A publication Critical patent/JP2004500623A/ja
Publication of JP2004500623A5 publication Critical patent/JP2004500623A5/ja
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06F11/1004—Adding special bits or symbols to the coded information, e.g. parity check, casting out 9's or 11's to protect a block of data words, e.g. CRC or checksum
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06F11/1012—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 codes or arrangements adapted for a specific type of error
    • G06F11/1032—Simple parity
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06F11/1056—Updating check bits on partial write, i.e. read/modify/write

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Quality & Reliability (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Detection And Correction Of Errors (AREA)
  • Techniques For Improving Reliability Of Storages (AREA)
JP2001525526A 1999-09-22 2000-08-29 Ｒａｍモジュールにデータ語を記憶する方法と回路装置 Pending JP2004500623A (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE19945494 1999-09-22
DE10018722A DE10018722A1 (de) 1999-09-22 2000-04-15 Verfahren und Schaltungsanordnung zum Speichern von Datenworten in einem RAM Modul
PCT/EP2000/008398 WO2001022225A1 (de) 1999-09-22 2000-08-29 Verfahren und schaltungsanordnung zum speichern von datenworten in einem ram modul

Publications (2)

Publication Number Publication Date
JP2004500623A true JP2004500623A (ja) 2004-01-08
JP2004500623A5 JP2004500623A5 (enExample) 2007-12-20

Family

ID=26005322

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2001525526A Pending JP2004500623A (ja) 1999-09-22 2000-08-29 Ｒａｍモジュールにデータ語を記憶する方法と回路装置

Country Status (4)

Country Link
US (1) US6901552B1 (enExample)
EP (1) EP1222545B1 (enExample)
JP (1) JP2004500623A (enExample)
WO (1) WO2001022225A1 (enExample)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10109449B4 (de) * 2000-08-02 2012-11-08 Continental Teves Ag & Co. Ohg Verfahren und Schaltungsanordnung zur Speicherung von Prüfbit-Worten
US20040148559A1 (en) * 2003-01-23 2004-07-29 Fetzer Eric S. Method and circuit for reducing silent data corruption in storage arrays with no increase in read and write times
DE102005027455A1 (de) * 2005-06-14 2006-12-28 Infineon Technologies Ag Verfahren und Schaltungsanordnung zur Fehlererkennung in einem Datensatz
EP1748374A1 (fr) * 2005-07-08 2007-01-31 STMicroelectronics SA Procédé et dispositif de protection d'une mémoire contre les attaques par injection d'erreur
US7447948B2 (en) * 2005-11-21 2008-11-04 Intel Corporation ECC coding for high speed implementation
US8589737B2 (en) * 2008-06-20 2013-11-19 Freescale Semiconductor, Inc. Memory system with redundant data storage and error correction
EP2294581B1 (en) * 2008-06-20 2013-01-09 Freescale Semiconductor, Inc. A system for distributing available memory resource
FR3078439A1 (fr) * 2018-02-27 2019-08-30 Stmicroelectronics (Rousset) Sas Procede de gestion du routage de transactions entre des equipements sources, au moins un equipement cible, par exemple une memoire multiports, et systeme sur puce correspondant
EP3683679A1 (en) * 2019-01-15 2020-07-22 ARM Limited Checksum generation
KR102871983B1 (ko) * 2019-12-30 2025-10-16 삼성전자주식회사 안전 민감 데이터의 무결성 점검 장치 및 이를 포함하는 전자 기기
US11694761B2 (en) * 2021-09-17 2023-07-04 Nxp B.V. Method to increase the usable word width of a memory providing an error correction scheme

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4277844A (en) * 1979-07-26 1981-07-07 Storage Technology Corporation Method of detecting and correcting errors in digital data storage systems
JPS61265799A (ja) * 1985-05-20 1986-11-25 Nippon Telegr & Teleph Corp <Ntt> 半導体記憶装置
JPH08115268A (ja) * 1994-10-13 1996-05-07 Toshiba Corp メモリ回路装置
JPH09167120A (ja) * 1995-12-15 1997-06-24 Denso Corp 記憶装置の誤り訂正装置

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1002271B (it) 1973-12-27 1976-05-20 Honeywell Inf Systems Perfezionamento ai dispositivi di controllo di parita nelle memorie a semiconduttori
US4384353A (en) 1981-02-19 1983-05-17 Fairchild Camera And Instrument Corp. Method and means for internal error check in a digital memory
US4710934A (en) 1985-11-08 1987-12-01 Texas Instruments Incorporated Random access memory with error correction capability
DE68926410T2 (de) 1988-06-24 1996-09-12 Nippon Electric Co Mit einer Paritätsteuerungseinheit auf demselben Chip bestückter Mikroprozessor

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4277844A (en) * 1979-07-26 1981-07-07 Storage Technology Corporation Method of detecting and correcting errors in digital data storage systems
JPS61265799A (ja) * 1985-05-20 1986-11-25 Nippon Telegr & Teleph Corp <Ntt> 半導体記憶装置
JPH08115268A (ja) * 1994-10-13 1996-05-07 Toshiba Corp メモリ回路装置
JPH09167120A (ja) * 1995-12-15 1997-06-24 Denso Corp 記憶装置の誤り訂正装置

Also Published As

Publication number Publication date
EP1222545A1 (de) 2002-07-17
US6901552B1 (en) 2005-05-31
EP1222545B1 (de) 2010-10-27
WO2001022225A1 (de) 2001-03-29

Similar Documents

Publication Publication Date Title
EP0535086B1 (en) Multiple error correction in a computer memory
US5418796A (en) Synergistic multiple bit error correction for memory of array chips
US4139148A (en) Double bit error correction using single bit error correction, double bit error detection logic and syndrome bit memory
US6009548A (en) Error correcting code retrofit method and apparatus for multiple memory configurations
JP3982639B2 (ja) マルチレベルセルを有するメモリからデータを読み取る方法
JP4071940B2 (ja) メモリ設計のための共有式誤り訂正
JP3325914B2 (ja) データ用誤り訂正検出方法及びコンピュータ・メモリ用 誤り検出回路
US5663969A (en) Parity-based error detection in a memory controller
US5452429A (en) Error correction code on add-on cards for writing portions of data words
EP0837392A1 (en) A memory device with an error correction function
US20040003336A1 (en) Error detection/correction code which detects and corrects memory module/transmitter circuit failure
US5768294A (en) Memory implemented error detection and correction code capable of detecting errors in fetching data from a wrong address
EP0096783A2 (en) Method for storing data words in fault tolerant memory to recover uncorrectable errors
EP0668561B1 (en) A flexible ECC/parity bit architecture
CA1291269C (en) Efficient address test for large memories
US5751745A (en) Memory implemented error detection and correction code with address parity bits
US4251863A (en) Apparatus for correction of memory errors
JPH0760413B2 (ja) メモリ・システム
WO1983001523A1 (en) Error-correcting memory with low storage overhead and fast correction mechanism
JP2004500623A (ja) Ｒａｍモジュールにデータ語を記憶する方法と回路装置
JPH0548502B2 (enExample)
US5761221A (en) Memory implemented error detection and correction code using memory modules
JP2004521430A (ja) メモリエラー処理のための方法及び回路装置
JPH06230990A (ja) 符号誤りの識別、補正方法及び装置
JP2930239B2 (ja) 記憶装置の障害検出方法及び記憶制御装置

Legal Events

Date Code Title Description
A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20070827

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20071105

RD04 Notification of resignation of power of attorney

Free format text: JAPANESE INTERMEDIATE CODE: A7424

Effective date: 20100519

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20100831

A601 Written request for extension of time

Free format text: JAPANESE INTERMEDIATE CODE: A601

Effective date: 20101115

A602 Written permission of extension of time

Free format text: JAPANESE INTERMEDIATE CODE: A602

Effective date: 20101122

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20110217

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20110816

A601 Written request for extension of time

Free format text: JAPANESE INTERMEDIATE CODE: A601

Effective date: 20111020

A602 Written permission of extension of time

Free format text: JAPANESE INTERMEDIATE CODE: A602

Effective date: 20111027

A02 Decision of refusal

Free format text: JAPANESE INTERMEDIATE CODE: A02

Effective date: 20120508