DE69014328D1 - Halbleiter-Speicher mit Masken-ROM-Struktur. - Google Patents

Halbleiter-Speicher mit Masken-ROM-Struktur.

Info

Publication number
DE69014328D1
DE69014328D1 DE69014328T DE69014328T DE69014328D1 DE 69014328 D1 DE69014328 D1 DE 69014328D1 DE 69014328 T DE69014328 T DE 69014328T DE 69014328 T DE69014328 T DE 69014328T DE 69014328 D1 DE69014328 D1 DE 69014328D1
Authority
DE
Germany
Prior art keywords
data
cell array
memory cell
bit
bits
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
DE69014328T
Other languages
English (en)
Other versions
DE69014328T2 (de
Inventor
Sunao Araki
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 VLSI Ltd
Fujitsu Ltd
Original Assignee
Fujitsu VLSI Ltd
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 VLSI Ltd, Fujitsu Ltd filed Critical Fujitsu VLSI Ltd
Application granted granted Critical
Publication of DE69014328D1 publication Critical patent/DE69014328D1/de
Publication of DE69014328T2 publication Critical patent/DE69014328T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C29/00—Checking stores for correct operation ; Subsequent repair; Testing stores during standby or offline operation
    • 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
    • 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
    • G06F11/1076—Parity data used in redundant arrays of independent storages, e.g. in RAID systems
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C17/00—Read-only memories programmable only once; Semi-permanent stores, e.g. manually-replaceable information cards
    • G11C17/08—Read-only memories programmable only once; Semi-permanent stores, e.g. manually-replaceable information cards using semiconductor devices, e.g. bipolar elements
    • G11C17/10—Read-only memories programmable only once; Semi-permanent stores, e.g. manually-replaceable information cards using semiconductor devices, e.g. bipolar elements in which contents are determined during manufacturing by a predetermined arrangement of coupling elements, e.g. mask-programmable ROM
    • G11C17/12—Read-only memories programmable only once; Semi-permanent stores, e.g. manually-replaceable information cards using semiconductor devices, e.g. bipolar elements in which contents are determined during manufacturing by a predetermined arrangement of coupling elements, e.g. mask-programmable ROM using field-effect devices
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/22—Detection or location of defective computer hardware by testing during standby operation or during idle time, e.g. start-up testing
    • G06F11/2205—Detection or location of defective computer hardware by testing during standby operation or during idle time, e.g. start-up testing using arrangements specific to the hardware being tested

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)
DE69014328T 1989-02-01 1990-01-29 Halbleiter-Speicher mit Masken-ROM-Struktur. Expired - Fee Related DE69014328T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1023244A JP2664236B2 (ja) 1989-02-01 1989-02-01 半導体記憶装置

Publications (2)

Publication Number Publication Date
DE69014328D1 true DE69014328D1 (de) 1995-01-12
DE69014328T2 DE69014328T2 (de) 1995-04-27

Family

ID=12105187

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69014328T Expired - Fee Related DE69014328T2 (de) 1989-02-01 1990-01-29 Halbleiter-Speicher mit Masken-ROM-Struktur.

Country Status (5)

Country Link
US (1) US5140597A (de)
EP (1) EP0381405B1 (de)
JP (1) JP2664236B2 (de)
KR (1) KR940000901B1 (de)
DE (1) DE69014328T2 (de)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2655763B1 (fr) * 1989-12-11 1992-01-17 Sgs Thomson Microelectronics Circuit de redondance pour memoire.
JP2830308B2 (ja) * 1990-02-26 1998-12-02 日本電気株式会社 情報処理装置
JP3019869B2 (ja) * 1990-10-16 2000-03-13 富士通株式会社 半導体メモリ
US5412671A (en) * 1990-12-03 1995-05-02 Unisys Corporation Data protection and error correction, particularly for general register sets
JP3241110B2 (ja) * 1991-12-26 2001-12-25 株式会社東芝 半導体記憶装置
US5434871A (en) * 1992-11-17 1995-07-18 Unisys Corporation Continuous embedded parity checking for error detection in memory structures
US6026052A (en) 1994-05-03 2000-02-15 Fujitsu Limited Programmable semiconductor memory device
US5883903A (en) * 1993-09-20 1999-03-16 Fujitsu Limited Semiconductor memory of XN type having parity corresponding to n×m bits
KR0168896B1 (ko) * 1993-09-20 1999-02-01 세키자와 다다시 패리티에 의해 에러를 수정할 수 있는 반도체 메모리장치
JPH08203278A (ja) * 1995-01-25 1996-08-09 Sony Corp 半導体メモリ
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
US5511164A (en) 1995-03-01 1996-04-23 Unisys Corporation Method and apparatus for determining the source and nature of an error within a computer system
EP0740073B1 (de) * 1995-04-28 2004-08-18 Co.Ri.M.Me. Consorzio Per La Ricerca Sulla Microelettronica Nel Mezzogiorno Schaltung zur Erkennung einer Überspannung an einem elektrischen Verbraucher
EP0766174B1 (de) * 1995-09-29 2002-05-22 STMicroelectronics S.r.l. Speicheranordnung mit verbessertem Ergebnis und verbesserter Zuverlässigkeit
US5857069A (en) * 1996-12-30 1999-01-05 Lucent Technologies Inc. Technique for recovering defective memory
WO2004075057A1 (en) * 1997-06-12 2004-09-02 Thomson Consumer Electronics, Inc. A method and apparatus for detecting and concealing data errors in stored digital data
FR2781918B1 (fr) * 1998-07-31 2000-10-06 St Microelectronics Sa Memoire rom a correction par redondance
FR2802734B1 (fr) * 1999-12-15 2002-04-26 St Microelectronics Sa Procede de correction d'un bit dans une chaine de bits
JP4864395B2 (ja) * 2005-09-13 2012-02-01 株式会社東芝 半導体記憶装置
US8812931B2 (en) * 2006-11-21 2014-08-19 Freescale Semiconductor, Inc. Memory system with ECC-unit and further processing arrangement
US8365044B2 (en) * 2007-04-23 2013-01-29 Agere Systems Inc. Memory device with error correction based on automatic logic inversion
JP2009245528A (ja) 2008-03-31 2009-10-22 Nec Electronics Corp 半導体記憶装置
US8661315B2 (en) * 2009-10-07 2014-02-25 Mediatek Inc. Efuse devices, correction methods thereof, and methods for operating efuse devices
JP5458064B2 (ja) 2011-07-14 2014-04-02 株式会社東芝 不揮発性半導体メモリ
US20130061100A1 (en) * 2011-09-01 2013-03-07 Chengdu Haicun Ip Technology Llc Field-Repair System and Method
CN102969024A (zh) * 2011-09-01 2013-03-13 成都海存艾匹科技有限公司 自修复系统和方法
JP2013073654A (ja) * 2011-09-28 2013-04-22 Elpida Memory Inc 半導体装置
US9659137B2 (en) * 2014-02-18 2017-05-23 Samsung Electronics Co., Ltd. Method of verifying layout of mask ROM
US9704540B2 (en) * 2014-06-05 2017-07-11 Micron Technology, Inc. Apparatuses and methods for parity determination using sensing circuitry
US9455020B2 (en) 2014-06-05 2016-09-27 Micron Technology, Inc. Apparatuses and methods for performing an exclusive or operation using sensing circuitry

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4045779A (en) * 1976-03-15 1977-08-30 Xerox Corporation Self-correcting memory circuit
JPS55105897A (en) * 1979-01-31 1980-08-13 Hitachi Koki Co Ltd Memory device
DE3032630C2 (de) * 1980-08-29 1983-12-22 Siemens AG, 1000 Berlin und 8000 München Halbleiterspeicher aus Speicherbausteinen mit redundanten Speicherbereichen und Verfahren zu dessen Betrieb
JPS58177594A (ja) * 1982-04-12 1983-10-18 Toshiba Corp 読み出し専用記憶装置
JPS595497A (ja) * 1982-07-02 1984-01-12 Hitachi Ltd 半導体ｒｏｍ
US4483003A (en) * 1982-07-21 1984-11-13 At&T Bell Laboratories Fast parity checking in cache tag memory
JPS59185098A (ja) * 1983-04-04 1984-10-20 Oki Electric Ind Co Ltd 自己診断回路内蔵型半導体メモリ装置
JPS6046000A (ja) * 1983-08-23 1985-03-12 Nec Corp ビット訂正付きプログラマブルリ−ドオンリィメモリ
JPS60183653A (ja) * 1984-03-01 1985-09-19 Toshiba Corp ビツト・エラ−検出機能を備えたメモリ
EP0195429A3 (de) * 1985-03-20 1989-03-22 Kabushiki Kaisha Toshiba Halbleiterspeichergerät
JPS6246357A (ja) * 1985-08-23 1987-02-28 Hitachi Vlsi Eng Corp 半導体記憶装置
JP2515097B2 (ja) * 1985-10-08 1996-07-10 日本テキサス・インスツルメンツ 株式会社 半導体記憶装置

Also Published As

Publication number Publication date
US5140597A (en) 1992-08-18
EP0381405A1 (de) 1990-08-08
DE69014328T2 (de) 1995-04-27
JPH02203500A (ja) 1990-08-13
KR900013632A (ko) 1990-09-06
KR940000901B1 (ko) 1994-02-04
EP0381405B1 (de) 1994-11-30
JP2664236B2 (ja) 1997-10-15

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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