JP4071940B2 - メモリ設計のための共有式誤り訂正 - Google Patents

メモリ設計のための共有式誤り訂正 Download PDF

Info

Publication number
JP4071940B2
JP4071940B2 JP2001021307A JP2001021307A JP4071940B2 JP 4071940 B2 JP4071940 B2 JP 4071940B2 JP 2001021307 A JP2001021307 A JP 2001021307A JP 2001021307 A JP2001021307 A JP 2001021307A JP 4071940 B2 JP4071940 B2 JP 4071940B2
Authority
JP
Japan
Prior art keywords
ecc
bits
memory
bit
memory units
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
JP2001021307A
Other languages
English (en)
Japanese (ja)
Other versions
JP2001249854A5 (enExample
JP2001249854A (ja
Inventor
ケビン・ツァン
ジェニー・アール・シー・ジョンソン
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.)
HP Inc
Original Assignee
Hewlett Packard Co
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 Hewlett Packard Co filed Critical Hewlett Packard Co
Publication of JP2001249854A publication Critical patent/JP2001249854A/ja
Publication of JP2001249854A5 publication Critical patent/JP2001249854A5/ja
Application granted granted Critical
Publication of JP4071940B2 publication Critical patent/JP4071940B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Images

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
    • G06F11/1044—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 with specific ECC/EDC distribution

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)
  • Detection And Correction Of Errors (AREA)
  • Error Detection And Correction (AREA)
  • For Increasing The Reliability Of Semiconductor Memories (AREA)
JP2001021307A 2000-02-04 2001-01-30 メモリ設計のための共有式誤り訂正 Expired - Fee Related JP4071940B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/498496 2000-02-04
US09/498,496 US6662333B1 (en) 2000-02-04 2000-02-04 Shared error correction for memory design

Publications (3)

Publication Number Publication Date
JP2001249854A JP2001249854A (ja) 2001-09-14
JP2001249854A5 JP2001249854A5 (enExample) 2005-07-21
JP4071940B2 true JP4071940B2 (ja) 2008-04-02

Family

ID=23981328

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2001021307A Expired - Fee Related JP4071940B2 (ja) 2000-02-04 2001-01-30 メモリ設計のための共有式誤り訂正

Country Status (2)

Country Link
US (1) US6662333B1 (enExample)
JP (1) JP4071940B2 (enExample)

Families Citing this family (45)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6725343B2 (en) * 2000-10-05 2004-04-20 Hewlett-Packard Development Company, L.P. System and method for generating cache coherence directory entries and error correction codes in a multiprocessor system
US7162644B1 (en) 2002-03-29 2007-01-09 Xilinx, Inc. Methods and circuits for protecting proprietary configuration data for programmable logic devices
US7117421B1 (en) * 2002-05-31 2006-10-03 Nvidia Corporation Transparent error correction code memory system and method
US8386797B1 (en) * 2002-08-07 2013-02-26 Nvidia Corporation System and method for transparent disk encryption
US20040083334A1 (en) * 2002-10-28 2004-04-29 Sandisk Corporation Method and apparatus for managing the integrity of data in non-volatile memory system
US7237172B2 (en) * 2002-12-24 2007-06-26 Micron Technology, Inc. Error detection and correction in a CAM
US7403640B2 (en) * 2003-10-27 2008-07-22 Hewlett-Packard Development Company, L.P. System and method for employing an object-oriented motion detector to capture images
KR100716972B1 (ko) * 2004-02-19 2007-05-10 삼성전자주식회사 기록/재생 방법
US7099221B2 (en) 2004-05-06 2006-08-29 Micron Technology, Inc. Memory controller method and system compensating for memory cell data losses
US20060010339A1 (en) 2004-06-24 2006-01-12 Klein Dean A Memory system and method having selective ECC during low power refresh
US7340668B2 (en) 2004-06-25 2008-03-04 Micron Technology, Inc. Low power cost-effective ECC memory system and method
US7116602B2 (en) 2004-07-15 2006-10-03 Micron Technology, Inc. Method and system for controlling refresh to avoid memory cell data losses
US6965537B1 (en) 2004-08-31 2005-11-15 Micron Technology, Inc. Memory system and method using ECC to achieve low power refresh
JP4831599B2 (ja) 2005-06-28 2011-12-07 ルネサスエレクトロニクス株式会社 処理装置
KR100746225B1 (ko) * 2006-02-13 2007-08-03 삼성전자주식회사 반도체 메모리 장치 및 이를 구비한 메모리 시스템
US7506226B2 (en) 2006-05-23 2009-03-17 Micron Technology, Inc. System and method for more efficiently using error correction codes to facilitate memory device testing
JP4648255B2 (ja) * 2006-06-26 2011-03-09 アラクサラネットワークス株式会社 情報処理装置および情報処理方法
JP4247262B2 (ja) * 2006-09-29 2009-04-02 株式会社東芝 集積回路装置
US7894289B2 (en) 2006-10-11 2011-02-22 Micron Technology, Inc. Memory system and method using partial ECC to achieve low power refresh and fast access to data
US7900120B2 (en) 2006-10-18 2011-03-01 Micron Technology, Inc. Memory system and method using ECC with flag bit to identify modified data
JP4864762B2 (ja) * 2007-02-19 2012-02-01 株式会社東芝 半導体記憶装置
US8949684B1 (en) * 2008-09-02 2015-02-03 Apple Inc. Segmented data storage
US8190972B2 (en) * 2008-09-15 2012-05-29 Lsi Corporation Error checking and correction overlap ranges
KR20100098969A (ko) * 2009-03-02 2010-09-10 삼성전자주식회사 에러 정정 코드들의 신뢰성을 향상시킬 수 반도체 장치, 이를 포함하는 반도체 시스템, 및 에러 정정 코드 처리 방법
US8468421B2 (en) 2010-06-23 2013-06-18 International Business Machines Corporation Memory system for error checking fetch and store data
KR20120063329A (ko) * 2010-12-07 2012-06-15 삼성전자주식회사 에러 체크 및 정정기 및 그것을 포함하는 메모리 시스템
JP2012174088A (ja) * 2011-02-23 2012-09-10 Hitachi Ltd メモリ制御装置
US8612834B2 (en) * 2011-03-08 2013-12-17 Intel Corporation Apparatus, system, and method for decoding linear block codes in a memory controller
US8677205B2 (en) 2011-03-10 2014-03-18 Freescale Semiconductor, Inc. Hierarchical error correction for large memories
US9189329B1 (en) * 2011-10-13 2015-11-17 Marvell International Ltd. Generating error correcting code (ECC) data using an ECC corresponding to an identified ECC protection level
US8959417B2 (en) 2011-11-23 2015-02-17 Marvell World Trade Ltd. Providing low-latency error correcting code capability for memory
US8914712B2 (en) * 2012-02-27 2014-12-16 Freescale Semiconductor, Inc. Hierarchical error correction
US8910017B2 (en) 2012-07-02 2014-12-09 Sandisk Technologies Inc. Flash memory with random partition
US9619324B2 (en) * 2013-09-27 2017-04-11 Intel Corporation Error correction in non—volatile memory
KR102193682B1 (ko) 2014-08-01 2020-12-21 삼성전자주식회사 선택적 ecc 기능을 갖는 반도체 메모리 장치
JP6515555B2 (ja) * 2015-02-02 2019-05-22 富士通株式会社 演算処理装置、メモリ制御装置及び演算処理装置の制御方法
US9800271B2 (en) * 2015-09-14 2017-10-24 Qualcomm Incorporated Error correction and decoding
US11061771B2 (en) 2019-03-01 2021-07-13 Micron Technology, Inc. Extended error detection for a memory device
DE102019212813A1 (de) * 2019-08-27 2021-03-04 Robert Bosch Gmbh Verfahren und Überprüfungseinheit zum Überprüfen von Daten in einer Speichereinheit eines System-on-a-Chip
KR20210081534A (ko) 2019-12-24 2021-07-02 삼성전자주식회사 반도체 메모리 장치 및 메모리 시스템
US11438015B2 (en) * 2020-07-10 2022-09-06 Taiwan Semiconductor Manufacturing Company, Ltd. Two-level error correcting code with sharing of check-bits
CN112420119B (zh) * 2020-12-11 2023-05-30 西安紫光国芯半导体有限公司 包含转换模块的存储器以及阵列单元模块
US11687405B2 (en) 2021-12-01 2023-06-27 Western Digital Technologies, Inc. Centralized SRAM error location detection and recovery mechanism
US12164376B2 (en) * 2022-01-03 2024-12-10 Samsung Electronics Co., Ltd. Storage device including mapping memory and method of operating the same
KR20240082072A (ko) * 2022-12-01 2024-06-10 삼성전자주식회사 에러 정정 코드, 에러 정정 코드를 포함하는 메모리 장치, 및 에러 정정 코드의 동작 방법

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5172379A (en) * 1989-02-24 1992-12-15 Data General Corporation High performance memory system
US5164944A (en) * 1990-06-08 1992-11-17 Unisys Corporation Method and apparatus for effecting multiple error correction in a computer memory
US5206865A (en) * 1990-12-17 1993-04-27 Motorola, Inc. Error detection and correction memory system
US5291498A (en) * 1991-01-29 1994-03-01 Convex Computer Corporation Error detecting method and apparatus for computer memory having multi-bit output memory circuits
US5490155A (en) * 1992-10-02 1996-02-06 Compaq Computer Corp. Error correction system for n bits using error correcting code designed for fewer than n bits
US5481552A (en) * 1993-12-30 1996-01-02 International Business Machines Corporation Method and structure for providing error correction code for 8-byte data words on SIMM cards
US5666371A (en) * 1995-02-24 1997-09-09 Unisys Corporation Method and apparatus for detecting errors in a system that employs multi-bit wide memory elements
US5734664A (en) * 1995-06-23 1998-03-31 Fujitsu Limited Method and apparatus to efficiently store error codes
US5922080A (en) * 1996-05-29 1999-07-13 Compaq Computer Corporation, Inc. Method and apparatus for performing error detection and correction with memory devices
US5978953A (en) * 1996-12-19 1999-11-02 Compaq Computer Corporation error detection and correction
US5978952A (en) * 1996-12-31 1999-11-02 Intel Corporation Time-distributed ECC scrubbing to correct memory errors
US5896404A (en) * 1997-04-04 1999-04-20 International Business Machines Corporation Programmable burst length DRAM
US6038693A (en) 1998-09-23 2000-03-14 Intel Corporation Error correction scheme for an integrated L2 cache
US6353910B1 (en) * 1999-04-09 2002-03-05 International Business Machines Corporation Method and apparatus for implementing error correction coding (ECC) in a dynamic random access memory utilizing vertical ECC storage

Also Published As

Publication number Publication date
JP2001249854A (ja) 2001-09-14
US6662333B1 (en) 2003-12-09

Similar Documents

Publication Publication Date Title
JP4071940B2 (ja) メモリ設計のための共有式誤り訂正
US6009548A (en) Error correcting code retrofit method and apparatus for multiple memory configurations
US6044483A (en) Error propagation operating mode for error correcting code retrofit apparatus
EP0535086B1 (en) Multiple error correction in a computer memory
EP0989491B1 (en) Technique for partioning data to correct memory part failures
US6996766B2 (en) Error detection/correction code which detects and corrects a first failing component and optionally a second failing component
US6973613B2 (en) Error detection/correction code which detects and corrects component failure and which provides single bit error correction subsequent to component failure
US6754858B2 (en) SDRAM address error detection method and apparatus
US6976194B2 (en) Memory/Transmission medium failure handling controller and method
US7644348B2 (en) Method and apparatus for error detection and correction
US7587658B1 (en) ECC encoding for uncorrectable errors
US7162678B2 (en) Extended error correction codes
US6584595B2 (en) Technique for correcting single-bit errors in caches with sub-block parity bits
US5313475A (en) ECC function with self-contained high performance partial write or read/modify/write and parity look-ahead interface scheme
US6751769B2 (en) (146,130) error correction code utilizing address information
US4740968A (en) ECC circuit failure detector/quick word verifier
US7076723B2 (en) Error correction codes
US5663969A (en) Parity-based error detection in a memory controller
EP0186719A1 (en) Device for correcting errors in memories
US20030061558A1 (en) Double error correcting code system
US7873895B2 (en) Memory subsystems with fault isolation
US20220276924A1 (en) Techniques for storing data to enhance recovery and detection of data corruption errors
JPS61261896A (ja) 半導体記憶装置
JPH04308947A (ja) エラー検出／修正装置

Legal Events

Date Code Title Description
A521 Written amendment

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20041202

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20041202

A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20070531

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20070605

A601 Written request for extension of time

Free format text: JAPANESE INTERMEDIATE CODE: A601

Effective date: 20070905

A602 Written permission of extension of time

Free format text: JAPANESE INTERMEDIATE CODE: A602

Effective date: 20070910

A521 Written amendment

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20071204

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20080108

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20080118

R150 Certificate of patent or registration of utility model

Free format text: JAPANESE INTERMEDIATE CODE: R150

Ref document number: 4071940

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20110125

Year of fee payment: 3

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20110125

Year of fee payment: 3

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20120125

Year of fee payment: 4

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20130125

Year of fee payment: 5

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20130125

Year of fee payment: 5

S111 Request for change of ownership or part of ownership

Free format text: JAPANESE INTERMEDIATE CODE: R313113

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20130125

Year of fee payment: 5

R360 Written notification for declining of transfer of rights

Free format text: JAPANESE INTERMEDIATE CODE: R360

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20130125

Year of fee payment: 5

S111 Request for change of ownership or part of ownership

Free format text: JAPANESE INTERMEDIATE CODE: R313113

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20130125

Year of fee payment: 5

R370 Written measure of declining of transfer procedure

Free format text: JAPANESE INTERMEDIATE CODE: R370

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20130125

Year of fee payment: 5

S111 Request for change of ownership or part of ownership

Free format text: JAPANESE INTERMEDIATE CODE: R313113

R350 Written notification of registration of transfer

Free format text: JAPANESE INTERMEDIATE CODE: R350

R360 Written notification for declining of transfer of rights

Free format text: JAPANESE INTERMEDIATE CODE: R360

S111 Request for change of ownership or part of ownership

Free format text: JAPANESE INTERMEDIATE CODE: R313113

R370 Written measure of declining of transfer procedure

Free format text: JAPANESE INTERMEDIATE CODE: R370

R350 Written notification of registration of transfer

Free format text: JAPANESE INTERMEDIATE CODE: R350

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20140125

Year of fee payment: 6

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

LAPS Cancellation because of no payment of annual fees