DE3471383D1 - Data processing system in which unreliable words in the memory are replaced by an unreliability indicator - Google Patents

Data processing system in which unreliable words in the memory are replaced by an unreliability indicator

Info

Publication number
DE3471383D1
DE3471383D1 DE8484201565T DE3471383T DE3471383D1 DE 3471383 D1 DE3471383 D1 DE 3471383D1 DE 8484201565 T DE8484201565 T DE 8484201565T DE 3471383 T DE3471383 T DE 3471383T DE 3471383 D1 DE3471383 D1 DE 3471383D1
Authority
DE
Germany
Prior art keywords
replaced
memory
data processing
processing system
unreliable
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
Application number
DE8484201565T
Other languages
English (en)
Inventor
Theodorus Gerardus Joh Martens
Frits Anthonie Steenhof
Johannes Jozef Wilhelmus Kalfs
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of DE3471383D1 publication Critical patent/DE3471383D1/de
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
    • G06F13/14—Handling requests for interconnection or transfer
    • G06F13/16—Handling requests for interconnection or transfer for access to memory bus
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • G11B20/18—Error detection or correction; Testing, e.g. of drop-outs
    • 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
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • G11B20/18—Error detection or correction; Testing, e.g. of drop-outs
    • G11B20/1806—Pulse code modulation systems for audio signals
    • G11B20/1813—Pulse code modulation systems for audio signals by adding special bits or symbols to the coded information

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Quality & Reliability (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Error Detection And Correction (AREA)
  • Detection And Correction Of Errors (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
DE8484201565T 1983-11-02 1984-10-31 Data processing system in which unreliable words in the memory are replaced by an unreliability indicator Expired DE3471383D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL8303765A NL8303765A (nl) 1983-11-02 1983-11-02 Dataverwerkend systeem waarbij in het geheugen onbetrouwbare woorden zijn vervangen door een onbetrouwbaarheidsindicator.

Publications (1)

Publication Number Publication Date
DE3471383D1 true DE3471383D1 (en) 1988-06-23

Family

ID=19842647

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8484201565T Expired DE3471383D1 (en) 1983-11-02 1984-10-31 Data processing system in which unreliable words in the memory are replaced by an unreliability indicator

Country Status (7)

Country Link
US (1) US4641310A (de)
EP (1) EP0140456B1 (de)
JP (1) JPS60112149A (de)
KR (1) KR930001587B1 (de)
CA (1) CA1218747A (de)
DE (1) DE3471383D1 (de)
NL (1) NL8303765A (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5247505A (en) * 1985-04-17 1993-09-21 Canon Kabushiki Kaisha Information recording method for reciprocally recording and verifying information
JPH0654590B2 (ja) * 1985-07-24 1994-07-20 パイオニア株式会社 ディジタルデータの再生方法
JPS6246347A (ja) * 1985-08-24 1987-02-28 Hitachi Ltd 情報処理装置のエラ−処理方式
US4698812A (en) * 1986-03-03 1987-10-06 Unisys Corporation Memory system employing a zero DC power gate array for error correction
US4719627A (en) * 1986-03-03 1988-01-12 Unisys Corporation Memory system employing a low DC power gate array for error correction
US4817095A (en) * 1987-05-15 1989-03-28 Digital Equipment Corporation Byte write error code method and apparatus
US5020081A (en) * 1988-09-30 1991-05-28 Data General Corporation Communication link interface with different clock rate tolerance
US4910754A (en) * 1988-09-30 1990-03-20 Data General Corporation Initialization and synchronization method for a two-way communication link
US5070502A (en) * 1989-06-23 1991-12-03 Digital Equipment Corporation Defect tolerant set associative cache
JPH081755B2 (ja) * 1989-06-26 1996-01-10 日本電気株式会社 置換アドレス判定回路
US5065389A (en) * 1989-08-24 1991-11-12 U.S. Philips Corporation Information recording and read device, information recording device, and record carrier obtained by means of one of the device
KR920005291B1 (ko) * 1990-08-09 1992-06-29 삼성전자주식회사 Cd-rom의 삭제 비트 저장방법 및 회로
MY109399A (en) * 1992-01-07 1997-01-31 Koninklijke Philips Electronics Nv Device for processing digital data, and digital video system comprising the device
DE69322529T2 (de) * 1992-02-05 1999-04-29 Sony Corp Plattenabspielgerät und Plattenaufzeichnungsgerät
US5473753A (en) * 1992-10-30 1995-12-05 Intel Corporation Method of managing defects in flash disk memories
US20060077750A1 (en) * 2004-10-07 2006-04-13 Dell Products L.P. System and method for error detection in a redundant memory system

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3585619A (en) * 1969-01-14 1971-06-15 Mohawk Data Sciences Corp Magnetic tape readout system with means to generate artificial signals
US3688261A (en) * 1970-10-05 1972-08-29 Litton Business Systems Inc Logic processing system
US3768071A (en) * 1972-01-24 1973-10-23 Ibm Compensation for defective storage positions
US3780271A (en) * 1972-09-29 1973-12-18 Sigma Systems Error checking code and apparatus for an optical reader
US3836957A (en) * 1973-06-26 1974-09-17 Ibm Data storage system with deferred error detection
US4037091A (en) * 1976-04-05 1977-07-19 Bell Telephone Laboratories, Incorporated Error correction circuit utilizing multiple parity bits
US4072853A (en) * 1976-09-29 1978-02-07 Honeywell Information Systems Inc. Apparatus and method for storing parity encoded data from a plurality of input/output sources
JPS5647908A (en) * 1979-09-21 1981-04-30 Nec Corp Magnetic tape processor
JPS573209A (en) * 1980-06-05 1982-01-08 Nec Corp Control system for magnetic tape device
JPS5735444A (en) * 1980-08-12 1982-02-26 Sony Corp Pcm signal transmission method
US4434487A (en) * 1981-10-05 1984-02-28 Digital Equipment Corporation Disk format for secondary storage system
JPS58139317A (ja) * 1982-02-15 1983-08-18 Sony Corp メモリ装置
US4458349A (en) * 1982-06-16 1984-07-03 International Business Machines Corporation Method for storing data words in fault tolerant memory to recover uncorrectable errors

Also Published As

Publication number Publication date
KR930001587B1 (ko) 1993-03-05
JPS60112149A (ja) 1985-06-18
EP0140456B1 (de) 1988-05-18
EP0140456A1 (de) 1985-05-08
CA1218747A (en) 1987-03-03
KR850003602A (ko) 1985-06-20
US4641310A (en) 1987-02-03
NL8303765A (nl) 1985-06-03

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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