DE3877475T2 - Eeprom-system mit bitfehlererkennungsfunktion. - Google Patents

Eeprom-system mit bitfehlererkennungsfunktion.

Info

Publication number
DE3877475T2
DE3877475T2 DE8888115323T DE3877475T DE3877475T2 DE 3877475 T2 DE3877475 T2 DE 3877475T2 DE 8888115323 T DE8888115323 T DE 8888115323T DE 3877475 T DE3877475 T DE 3877475T DE 3877475 T2 DE3877475 T2 DE 3877475T2
Authority
DE
Germany
Prior art keywords
error detection
bit error
detection function
eeprom system
eeprom
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
DE8888115323T
Other languages
English (en)
Other versions
DE3877475D1 (de
Inventor
Kouzi Tanagawa
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.)
Oki Electric Industry Co Ltd
Original Assignee
Oki Electric Industry Co 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 Oki Electric Industry Co Ltd filed Critical Oki Electric Industry Co Ltd
Publication of DE3877475D1 publication Critical patent/DE3877475D1/de
Application granted granted Critical
Publication of DE3877475T2 publication Critical patent/DE3877475T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C16/00—Erasable programmable read-only memories
    • G11C16/02—Erasable programmable read-only memories electrically programmable
    • G11C16/06—Auxiliary circuits, e.g. for writing into memory
    • G11C16/10—Programming or data input circuits
    • G11C16/14—Circuits for erasing electrically, e.g. erase voltage switching circuits
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C29/00—Checking stores for correct operation ; Subsequent repair; Testing stores during standby or offline operation
    • G11C29/04—Detection or location of defective memory elements, e.g. cell constructio details, timing of test signals
    • G11C29/08—Functional testing, e.g. testing during refresh, power-on self testing [POST] or distributed testing
    • G11C29/12—Built-in arrangements for testing, e.g. built-in self testing [BIST] or interconnection details
    • G11C29/38—Response verification devices
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C29/00—Checking stores for correct operation ; Subsequent repair; Testing stores during standby or offline operation
    • G11C29/04—Detection or location of defective memory elements, e.g. cell constructio details, timing of test signals
    • G11C29/50—Marginal testing, e.g. race, voltage or current testing
    • 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
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2201/00—Indexing scheme relating to error detection, to error correction, and to monitoring
    • G06F2201/81—Threshold
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C16/00—Erasable programmable read-only memories
    • G11C16/02—Erasable programmable read-only memories electrically programmable
    • G11C16/04—Erasable programmable read-only memories electrically programmable using variable threshold transistors, e.g. FAMOS

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Quality & Reliability (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • For Increasing The Reliability Of Semiconductor Memories (AREA)
  • Read Only Memory (AREA)
  • Techniques For Improving Reliability Of Storages (AREA)
DE8888115323T 1987-09-18 1988-09-19 Eeprom-system mit bitfehlererkennungsfunktion. Expired - Fee Related DE3877475T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP23252687A JPS6476596A (en) 1987-09-18 1987-09-18 Error of eeprom detecting device

Publications (2)

Publication Number Publication Date
DE3877475D1 DE3877475D1 (de) 1993-02-25
DE3877475T2 true DE3877475T2 (de) 1993-08-12

Family

ID=16940717

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8888115323T Expired - Fee Related DE3877475T2 (de) 1987-09-18 1988-09-19 Eeprom-system mit bitfehlererkennungsfunktion.

Country Status (5)

Country Link
US (2) US4967415A (de)
EP (1) EP0307958B1 (de)
JP (1) JPS6476596A (de)
DE (1) DE3877475T2 (de)
HK (1) HK1001481A1 (de)

Families Citing this family (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6476596A (en) * 1987-09-18 1989-03-22 Oki Electric Ind Co Ltd Error of eeprom detecting device
US5214760A (en) * 1988-08-26 1993-05-25 Tektronix, Inc. Adaptable multiple port data buffer
US5195099A (en) * 1989-04-11 1993-03-16 Mitsubishi Denki Kabushiki Kaisha Semiconductor memory device having improved error correcting circuit
JPH0664918B2 (ja) * 1989-05-25 1994-08-22 ローム株式会社 自己訂正機能を有する半導体記憶装置
GB8916019D0 (en) * 1989-07-13 1989-08-31 Hughes Microelectronics Ltd A non-volatile ram bit cell
US5341379A (en) * 1989-12-22 1994-08-23 Signalling Technology Pty Ltd. Data error detection in data communications
JP3080743B2 (ja) * 1991-12-27 2000-08-28 日本電気株式会社 不揮発性半導体記憶装置
US5657332A (en) * 1992-05-20 1997-08-12 Sandisk Corporation Soft errors handling in EEPROM devices
FR2721135B1 (fr) * 1994-06-14 1996-09-06 Centre Nat Rech Scient Correction d'erreurs dans une mémoire.
US5652580A (en) * 1995-06-09 1997-07-29 Hal Computer Systems, Inc. Method and apparatus for detecting duplicate entries in a look-up table
DE19616546C1 (de) * 1996-04-25 1997-12-11 Siemens Ag Verfahren zur Fehlerkorrektur von Datenbits in Halbleiterspeichern und Halbleiterspeicherchip zur Durchführung des Verfahrens
US5909449A (en) * 1997-09-08 1999-06-01 Invox Technology Multibit-per-cell non-volatile memory with error detection and correction
FR2802734B1 (fr) * 1999-12-15 2002-04-26 St Microelectronics Sa Procede de correction d'un bit dans une chaine de bits
FR2802697B1 (fr) * 1999-12-15 2005-03-04 St Microelectronics Sa Procede de lecture d'une cellule memoire non volatile
JP2006507611A (ja) * 2002-11-21 2006-03-02 コーニンクレッカ　フィリップス　エレクトロニクス　エヌ　ヴィ 電子メモリ部品又はメモリモジュール及びその操作方法
US7012835B2 (en) * 2003-10-03 2006-03-14 Sandisk Corporation Flash memory data correction and scrub techniques
JP4918650B2 (ja) * 2006-06-23 2012-04-18 ダイキン工業株式会社 多翼ファン
US7886204B2 (en) * 2006-09-27 2011-02-08 Sandisk Corporation Methods of cell population distribution assisted read margining
US7716538B2 (en) * 2006-09-27 2010-05-11 Sandisk Corporation Memory with cell population distribution assisted read margining
US7440319B2 (en) * 2006-11-27 2008-10-21 Sandisk Corporation Apparatus with segmented bitscan for verification of programming
US7545681B2 (en) * 2006-11-27 2009-06-09 Sandisk Corporation Segmented bitscan for verification of programming
CN101856912B (zh) 2009-04-01 2013-05-22 精工爱普生株式会社 存储装置和包括能够与主机电路电连接的存储装置的系统
JP5471167B2 (ja) * 2009-08-26 2014-04-16 セイコーエプソン株式会社 記憶装置、及び、ホスト回路に対し電気的に接続可能な記憶装置を含むシステム
JP5663843B2 (ja) 2009-04-01 2015-02-04 セイコーエプソン株式会社 記憶装置、基板、液体容器、不揮発性のデータ記憶部の制御方法、ホスト回路と着脱可能な記憶装置を含むシステム
US8687421B2 (en) 2011-11-21 2014-04-01 Sandisk Technologies Inc. Scrub techniques for use with dynamic read
JP2014059930A (ja) * 2012-09-18 2014-04-03 Toshiba Corp 不揮発性半導体記憶装置
US9230689B2 (en) 2014-03-17 2016-01-05 Sandisk Technologies Inc. Finding read disturbs on non-volatile memories
US9552171B2 (en) 2014-10-29 2017-01-24 Sandisk Technologies Llc Read scrub with adaptive counter management
US9978456B2 (en) 2014-11-17 2018-05-22 Sandisk Technologies Llc Techniques for reducing read disturb in partially written blocks of non-volatile memory
US9349479B1 (en) 2014-11-18 2016-05-24 Sandisk Technologies Inc. Boundary word line operation in nonvolatile memory
US9449700B2 (en) 2015-02-13 2016-09-20 Sandisk Technologies Llc Boundary word line search and open block read methods with reduced read disturb
US9653154B2 (en) 2015-09-21 2017-05-16 Sandisk Technologies Llc Write abort detection for multi-state memories
CN108288489B (zh) * 2018-04-24 2023-07-25 长鑫存储技术有限公司 半导体存储器循环冗余校验装置及半导体存储器

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4016409A (en) * 1976-03-01 1977-04-05 Burroughs Corporation Longitudinal parity generator for use with a memory
US4218764A (en) * 1978-10-03 1980-08-19 Matsushita Electric Industrial Co., Ltd. Non-volatile memory refresh control circuit
US4266283A (en) * 1979-02-16 1981-05-05 Intel Corporation Electrically alterable read-mostly memory
US4375099A (en) * 1980-04-08 1983-02-22 Harris Corporation Link performance indicator with alternate data sampling and error indication generation
JPS56143599A (en) * 1980-04-10 1981-11-09 Toshiba Corp Check system for fault of p-rom
CH651709A5 (de) * 1980-11-04 1985-09-30 Landis & Gyr Ag Verfahren und einrichtung zur entzerrung binaerer empfangssignale.
US4393475A (en) * 1981-01-27 1983-07-12 Texas Instruments Incorporated Non-volatile semiconductor memory and the testing method for the same
US4503538A (en) * 1981-09-04 1985-03-05 Robert Bosch Gmbh Method and system to recognize change in the storage characteristics of a programmable memory
US4587653A (en) * 1983-09-30 1986-05-06 Rockwell International Corporation Circuit for controllable generation of pseudoerrors in bit processing
US4689772A (en) * 1985-10-30 1987-08-25 International Business Machines Corporation Read complete test technique for memory arrays
JPS62114200A (ja) * 1985-11-13 1987-05-25 Mitsubishi Electric Corp 半導体メモリ装置
US4809278A (en) * 1986-04-21 1989-02-28 Unisys Corporation Specialized parity detection system for wide memory structure
JPS6476596A (en) * 1987-09-18 1989-03-22 Oki Electric Ind Co Ltd Error of eeprom detecting device
US4903265A (en) * 1987-11-12 1990-02-20 Motorola, Inc. Method and apparatus for post-packaging testing of one-time programmable memories
US4841232A (en) * 1988-04-29 1989-06-20 International Business Machines Corporation Method and apparatus for testing three state drivers

Also Published As

Publication number Publication date
US5052002A (en) 1991-09-24
EP0307958A3 (en) 1990-08-22
EP0307958A2 (de) 1989-03-22
JPS6476596A (en) 1989-03-22
EP0307958B1 (de) 1993-01-13
US4967415A (en) 1990-10-30
DE3877475D1 (de) 1993-02-25
HK1001481A1 (en) 1998-06-19

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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