SG87187G - A semiconductor rom - Google Patents

A semiconductor rom

Info

Publication number
SG87187G
SG87187G SG871/87A SG87187A SG87187G SG 87187 G SG87187 G SG 87187G SG 871/87 A SG871/87 A SG 871/87A SG 87187 A SG87187 A SG 87187A SG 87187 G SG87187 G SG 87187G
Authority
SG
Singapore
Prior art keywords
semiconductor rom
rom
semiconductor
Prior art date
Application number
SG871/87A
Other languages
English (en)
Original Assignee
Hitachi Ltd
Hitachi Microcumputer Eng
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 Hitachi Ltd, Hitachi Microcumputer Eng filed Critical Hitachi Ltd
Publication of SG87187G publication Critical patent/SG87187G/en

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
    • G11C29/70—Masking faults in memories by using spares or by reconfiguring
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
    • 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
    • G06F11/14—Error detection or correction of the data by redundancy in operation

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Power Engineering (AREA)
  • Quality & Reliability (AREA)
  • General Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • For Increasing The Reliability Of Semiconductor Memories (AREA)
  • Read Only Memory (AREA)
  • Semiconductor Memories (AREA)
  • Techniques For Improving Reliability Of Storages (AREA)
SG871/87A 1982-07-02 1987-10-12 A semiconductor rom SG87187G (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57113916A JPS595497A (ja) 1982-07-02 1982-07-02 半導体ｒｏｍ

Publications (1)

Publication Number Publication Date
SG87187G true SG87187G (en) 1988-05-20

Family

ID=14624398

Family Applications (1)

Application Number Title Priority Date Filing Date
SG871/87A SG87187G (en) 1982-07-02 1987-10-12 A semiconductor rom

Country Status (10)

Country Link
US (1) US4592024A (ko)
JP (1) JPS595497A (ko)
KR (1) KR910005970B1 (ko)
DE (1) DE3323847A1 (ko)
FR (1) FR2529702A1 (ko)
GB (1) GB2123587B (ko)
HK (1) HK1988A (ko)
IT (1) IT1164278B (ko)
MY (1) MY8700797A (ko)
SG (1) SG87187G (ko)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
NL8401569A (nl) * 1984-05-16 1985-12-16 Philips Nv Serie-parallel-serie-digitaal werkend systeem.
US4796233A (en) * 1984-10-19 1989-01-03 Fujitsu Limited Bipolar-transistor type semiconductor memory device having redundancy configuration
US4744060A (en) * 1984-10-19 1988-05-10 Fujitsu Limited Bipolar-transistor type random access memory having redundancy configuration
JPS61267846A (ja) * 1984-11-12 1986-11-27 Nec Corp メモリを有する集積回路装置
EP0195429A3 (en) 1985-03-20 1989-03-22 Kabushiki Kaisha Toshiba Semiconductor memory device
JPS6214399A (ja) * 1985-07-12 1987-01-22 Fujitsu Ltd 半導体記憶装置
JPS6246483A (ja) * 1985-08-22 1987-02-28 Casio Comput Co Ltd Ｉｃカ−ドにおけるデ−タ書込み方式
US4722084A (en) * 1985-10-02 1988-01-26 Itt Corporation Array reconfiguration apparatus and methods particularly adapted for use with very large scale integrated circuits
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
JPS62222500A (ja) * 1986-03-20 1987-09-30 Fujitsu Ltd 半導体記憶装置
EP0257120B1 (de) * 1986-08-22 1992-06-10 International Business Machines Corporation Dekodierverfahren und -Schaltungsanordnung für einen redundanten CMOS-Halbleiterspeicher
JPH0668917B2 (ja) * 1987-05-15 1994-08-31 日本電気株式会社 メモリ素子入換制御回路
JPH01183000A (ja) * 1988-01-14 1989-07-20 Mitsubishi Electric Corp 誤り訂正回路を有する半導体メモリ装置
DE68928112T2 (de) * 1988-03-18 1997-11-20 Toshiba Kawasaki Kk Masken-rom mit Ersatzspeicherzellen
US4905200A (en) * 1988-08-29 1990-02-27 Ford Motor Company Apparatus and method for correcting microcomputer software errors
JP2664236B2 (ja) * 1989-02-01 1997-10-15 富士通株式会社 半導体記憶装置
FR2684206B1 (fr) * 1991-11-25 1994-01-07 Sgs Thomson Microelectronics Sa Circuit de lecture de fusible de redondance pour memoire integree.
JPH06119796A (ja) * 1992-10-06 1994-04-28 Texas Instr Japan Ltd 欠陥メモリセル救済用デコーダ
JP3215566B2 (ja) * 1994-01-31 2001-10-09 富士通株式会社 半導体記憶装置
JP3552882B2 (ja) 1997-08-22 2004-08-11 富士通株式会社 半導体記憶装置
FR2781918B1 (fr) 1998-07-31 2000-10-06 St Microelectronics Sa Memoire rom a correction par redondance
US6570795B1 (en) * 2002-04-10 2003-05-27 Hewlett-Packard Development Company, L.P. Defective memory component of a memory device used to represent a data bit in a bit sequence
EP2095234B1 (en) * 2006-11-21 2014-04-09 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
US11068341B2 (en) 2019-09-05 2021-07-20 Microchip Technology Inc. Error tolerant memory array and method for performing error correction in a memory array

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3245049A (en) * 1963-12-24 1966-04-05 Ibm Means for correcting bad memory bits by bit address storage
DE1524849A1 (de) * 1966-09-23 1970-10-22 Gen Precision Inc Schaltungsanordnung zur Durchfuehrung von Lese- und Schreibvorgaengen in einem Magnetspeicher
DE1290973B (de) * 1967-05-23 1969-03-20 Siemens Ag Supraleitender Speicher
US3585378A (en) * 1969-06-30 1971-06-15 Ibm Error detection scheme for memories
DE2036517B2 (de) * 1970-07-23 1972-10-19 Ibm Deutschland Gmbh, 7000 Stuttgart Verfahren zum betrieb eines schadhafte speicherelemente enthaltenden speichers fuer programmgesteuerte elektronische datenverarbeitungsanlagen
FR2109452A5 (ko) * 1970-10-16 1972-05-26 Honeywell Bull Soc Ind
JPS51138340A (en) * 1975-05-26 1976-11-29 Hitachi Ltd Memory system
NL7607336A (nl) * 1975-07-03 1977-01-05 Texas Instruments Inc Van cellen voorziene adresseerbare stelsels, zoals geheugenstelsels.
US4047163A (en) * 1975-07-03 1977-09-06 Texas Instruments Incorporated Fault-tolerant cell addressable array
US4028683A (en) * 1975-10-16 1977-06-07 Bell Telephone Laboratories, Incorporated Memory patching circuit with counter
US4055754A (en) * 1975-12-22 1977-10-25 Chesley Gilman D Memory device and method of testing the same
US4100403A (en) * 1977-04-25 1978-07-11 International Business Machines Corporation Method and means for discriminating between systematic and noise-induced error in data extracted from word organized memory arrays
IT1089225B (it) * 1977-12-23 1985-06-18 Honeywell Inf Systems Memoria con dispositivo rivelatore e correttore a intervento selettivo
JPS551607A (en) * 1978-06-16 1980-01-08 Nec Corp Read data correction system of mask read-only memory
GB2043308A (en) * 1978-08-17 1980-10-01 Xerox Corp Microcomputer controller having field programmable memory
US4489402A (en) * 1981-04-25 1984-12-18 Tokyo Shibaura Denki Kabushiki Kaisha Semiconductor memory device

Also Published As

Publication number Publication date
KR910005970B1 (ko) 1991-08-09
US4592024A (en) 1986-05-27
MY8700797A (en) 1987-12-31
HK1988A (en) 1988-01-15
GB2123587A (en) 1984-02-01
GB8312914D0 (en) 1983-06-15
JPS595497A (ja) 1984-01-12
IT1164278B (it) 1987-04-08
GB2123587B (en) 1985-10-23
KR850000793A (ko) 1985-03-09
IT8321878A0 (it) 1983-06-30
DE3323847A1 (de) 1984-01-05
FR2529702A1 (fr) 1984-01-06

Similar Documents

Publication Publication Date Title
GB2123587B (en) A semiconductor rom
CS310683A2 (en) Prostredek k hubeni plevelu v kulturach uzitkovych rostlin a zpusob vyroby ucinne slozky
CS259583A2 (en) Zpusob vytvareni perforaci v tycovitych predmetech a zarizeni k jeho provadeni
CS420083A2 (en) Rodenticidni prostredek a zpusob vyroby jeho ucinne latky
CS698283A2 (en) Fungicidni prostredek a zpusob vyroby jeho ucinne latky
CS479083A2 (en) Stribrny katalyzator a zpusob jeho vyroby
CS485883A2 (en) Insekticidni prostredek a zpusob vyroby jeho ucinne latky
CS153183A2 (en) Fungicidni a nebo nematocidni prostredek a zpusob pripravy ucinne latky
CS422683A2 (en) Insekticidni prostredek a zpusob jeho vyroby
CS741483A2 (en) Insekticidni a akaricidni prostredek
CS654283A2 (en) Herbicidni prostredek a zpusob vyroby ucinne slozky
CS691483A2 (en) Nadouvatelne polymerni styrenove castice a zpusob jejich vyroby
CS762783A2 (en) Zapalky odolne vuci vlhkosti a zpusob jejich vyroby
CS650183A2 (en) Insekticidni pripravek a zpusob vyroby jeho ucinne slozky
CS202483A1 (en) Zpusob vyroby leptanych desek a jejich pouziti
CS311083A2 (en) Insekticidni a elektroparasiticidni prostredek a zpusob vyroby ucinnych latek
CS585283A2 (en) Drzak noze a zpusob jeho vyroby
CS463583A2 (en) Herbicidni prostredek a zpusob vyroby ucinne slozky
CS977282A1 (en) Zpusob cisteni vyrobnich nastroju a pomucek v mlekarenskem prumyslu
AU89242S (en) A cup
CS349782A1 (en) Zpusob zjistovani svislosti a primosti pruvodnic ve svislych jamach
CS213382A1 (en) Zpusob vyroby suroveho zeleza a ferroslitin ve sklopnem ocelarskem agregatu
AU86987S (en) A top
CS360783A2 (en) Zpusob pripravy derivatu a 21978c cyklickeho peptidu
CS15682A1 (en) Susici a drtici souprava