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ES470305A1 - Aparato para el proceso de informacion - Google Patents

Aparato para el proceso de informacion

Info

Publication number
ES470305A1
ES470305A1 ES470305A ES470305A ES470305A1 ES 470305 A1 ES470305 A1 ES 470305A1 ES 470305 A ES470305 A ES 470305A ES 470305 A ES470305 A ES 470305A ES 470305 A1 ES470305 A1 ES 470305A1
Authority
ES
Spain
Prior art keywords
data processing
processing system
principal
information
checksums
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
ES470305A
Other languages
English (en)
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 IT Holdings Inc
Original Assignee
Amdahl Corp
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 Amdahl Corp filed Critical Amdahl Corp
Publication of ES470305A1 publication Critical patent/ES470305A1/es
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06F11/26—Functional testing
    • G06F11/273—Tester hardware, i.e. output processing circuits
    • G06F11/277—Tester hardware, i.e. output processing circuits with comparison between actual response and known fault-free response
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Quality & Reliability (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Test And Diagnosis Of Digital Computers (AREA)
  • Detection And Correction Of Errors (AREA)
  • Techniques For Improving Reliability Of Storages (AREA)
  • Selective Calling Equipment (AREA)
  • Numerical Control (AREA)
  • Communication Control (AREA)

Abstract

Aparato para el proceso de información, caracterizado porque comprende un aparato principal que incluye una pluralidad de puntos de circuito principal, cada uno de los cuales está activado a un estado real durante la operación de dicho aparato principal, y un aparato secundario para el proceso de información, independiente de dicho aparato de acceso, conectados a los puntos de circuito principal, para el acceso de la información indicando el estado real de dichos circuitos principales e incluyendo unos medios generadores para generar un valor de verificación actual que tenga un valor dependiente del estado actual de dichos puntos de circuito principal.
ES470305A 1977-05-20 1978-05-19 Aparato para el proceso de informacion Expired ES470305A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/798,985 US4142243A (en) 1977-05-20 1977-05-20 Data processing system and information scanout employing checksums for error detection

Publications (1)

Publication Number Publication Date
ES470305A1 true ES470305A1 (es) 1979-09-16

Family

ID=25174759

Family Applications (1)

Application Number Title Priority Date Filing Date
ES470305A Expired ES470305A1 (es) 1977-05-20 1978-05-19 Aparato para el proceso de informacion

Country Status (20)

Country Link
US (1) US4142243A (es)
JP (1) JPS53145444A (es)
AT (1) AT384310B (es)
AU (1) AU513296B2 (es)
BE (1) BE867254A (es)
BR (1) BR7803205A (es)
CA (1) CA1117662A (es)
CH (1) CH634937A5 (es)
DE (1) DE2821285C2 (es)
DK (1) DK222178A (es)
EG (1) EG13509A (es)
ES (1) ES470305A1 (es)
FR (1) FR2391510B1 (es)
GB (1) GB1598382A (es)
IL (1) IL54749A (es)
IT (1) IT1118221B (es)
MX (1) MX4130E (es)
NL (1) NL7805475A (es)
NO (1) NO152431C (es)
SE (1) SE7805749L (es)

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IT1117593B (it) * 1979-01-24 1986-02-17 Cselt Centro Studi Lab Telecom Sistema di aotodiagnosi per una apparecchiatura di controllo gestita da elaboratore
US4251885A (en) * 1979-03-09 1981-02-17 International Business Machines Corporation Checking programmed controller operation
US4424576A (en) 1979-09-17 1984-01-03 Honeywell Information Systems Inc. Maintenance panel for communicating with an automated maintenance system
US4300207A (en) * 1979-09-25 1981-11-10 Grumman Aerospace Corporation Multiple matrix switching system
DE2939461C2 (de) * 1979-09-28 1989-07-20 Siemens AG, 1000 Berlin und 8000 München Verfahren zum Feststellen von Datenstörungen in Speichern
US4467373A (en) * 1980-10-09 1984-08-21 Micro Consultants Limited Storage and retrieval of digital data on video tape recorders
US4485435A (en) * 1981-03-09 1984-11-27 General Signal Corporation Memory management method and apparatus for initializing and/or clearing R/W storage areas
US4471486A (en) * 1981-06-15 1984-09-11 General Signal Corporation Vital communication system for transmitting multiple messages
US4493078A (en) * 1982-09-29 1985-01-08 Siemens Corporation Method and apparatus for testing a digital computer
US4488300A (en) * 1982-12-01 1984-12-11 The Singer Company Method of checking the integrity of a source of additional memory for use in an electronically controlled sewing machine
US4596015A (en) * 1983-02-18 1986-06-17 Gte Automatic Electric Inc. Failure detection apparatus for use with digital pads
US4831521A (en) * 1983-11-10 1989-05-16 General Signal Corporation Vital processor implemented with non-vital hardware
US4564941A (en) * 1983-12-08 1986-01-14 Apple Computer, Inc. Error detection system
US4639921A (en) * 1985-01-09 1987-01-27 Sytek, Inc. Method and an apparatus for early bit collision detection
JPS6281835A (ja) * 1985-10-04 1987-04-15 Ando Electric Co Ltd デ−タ監視装置
US4979108A (en) * 1985-12-20 1990-12-18 Ag Communication Systems Corporation Task synchronization arrangement and method for remote duplex processors
US4727544A (en) * 1986-06-05 1988-02-23 Bally Manufacturing Corporation Memory integrity checking system for a gaming device
US5146459A (en) * 1986-11-28 1992-09-08 Canon Kabushiki Kaisha Electronic equipment with check-sum function
JP2513275B2 (ja) * 1988-06-10 1996-07-03 三菱電機株式会社 計算機のインタフェ―ス方式
JP2694993B2 (ja) * 1989-02-22 1997-12-24 株式会社日立製作所 電力用信号処理システムおよびディジタル保護リレー装置
US5212696A (en) * 1990-02-14 1993-05-18 Hewlett-Packard Company Method and apparatus for producing order independent signatures for error detection
US5121397A (en) * 1990-02-14 1992-06-09 Hewlett-Packard Company Method and apparatus for producing order independent signatures for error detection
US5247524A (en) * 1990-06-29 1993-09-21 Digital Equipment Corporation Method for generating a checksum
US5329105A (en) * 1992-08-10 1994-07-12 United Parcel Service Of America, Inc. Method and apparatus for determining the width of elements of bar code symbols
JPH06242957A (ja) * 1993-02-16 1994-09-02 Fujitsu Ltd プログラム実行制御装置
SE503589C2 (sv) * 1994-02-10 1996-07-15 Ericsson Telefon Ab L M Förfarande och anordning för övervakning av ett minne
US5701316A (en) * 1995-08-31 1997-12-23 Unisys Corporation Method for generating an internet protocol suite checksum in a single macro instruction
US6026508A (en) * 1997-04-22 2000-02-15 International Business Machines Corporation Storage sub-system compression and dataflow chip offering excellent data integrity
US6367029B1 (en) 1998-11-03 2002-04-02 Sun Microsystems, Inc. File server system tolerant to software and hardware failures
US6370659B1 (en) 1999-04-22 2002-04-09 Harris Corporation Method for automatically isolating hardware module faults
DE10039663C2 (de) * 2000-08-14 2002-06-13 Fraunhofer Ges Forschung Verfahren und Vorrichtung zur Wiedergabe von Informationen
US7058402B2 (en) * 2001-05-23 2006-06-06 Telefonaktiebolaget Lm Ericsson (Publ) Subscribers database proofing using a checksum in a telecommunications system
US20060126718A1 (en) * 2002-10-01 2006-06-15 Avocent Corporation Video compression encoder
US7321623B2 (en) * 2002-10-01 2008-01-22 Avocent Corporation Video compression system
US20040250155A1 (en) * 2003-05-19 2004-12-09 Stefan Weichselbaum Aspect based recovery system and method
US9560371B2 (en) * 2003-07-30 2017-01-31 Avocent Corporation Video compression system
US20050071730A1 (en) * 2003-09-30 2005-03-31 Lattice Semiconductor Corporation Continuous self-verify of configuration memory in programmable logic devices
US7457461B2 (en) * 2004-06-25 2008-11-25 Avocent Corporation Video compression noise immunity
US7318064B2 (en) * 2004-10-28 2008-01-08 International Business Machines Corporation Using MD4 checksum as primary keys to link transactions across machines
US7257750B1 (en) 2005-01-13 2007-08-14 Lattice Semiconductor Corporation Self-verification of configuration memory in programmable logic devices
US8718147B2 (en) * 2006-02-17 2014-05-06 Avocent Huntsville Corporation Video compression algorithm
US7555570B2 (en) 2006-02-17 2009-06-30 Avocent Huntsville Corporation Device and method for configuring a target device
US7596744B1 (en) 2006-02-24 2009-09-29 Lattice Semiconductor Corporation Auto recovery from volatile soft error upsets (SEUs)
US7782961B2 (en) * 2006-04-28 2010-08-24 Avocent Corporation DVC delta commands
US8065574B1 (en) 2007-06-08 2011-11-22 Lattice Semiconductor Corporation Soft error detection logic testing systems and methods
US9081962B2 (en) * 2008-04-30 2015-07-14 Graeme Harkness Anti-tamper techniques

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3098994A (en) * 1956-10-26 1963-07-23 Itt Self checking digital computer system
GB1096617A (en) * 1964-11-16 1967-12-29 Standard Telephones Cables Ltd Data processing equipment
US3576541A (en) * 1968-01-02 1971-04-27 Burroughs Corp Method and apparatus for detecting and diagnosing computer error conditions
US3573751A (en) * 1969-04-22 1971-04-06 Sylvania Electric Prod Fault isolation system for modularized electronic equipment
US3739349A (en) * 1971-05-24 1973-06-12 Sperry Rand Corp Digital equipment interface unit
US3719815A (en) * 1971-07-26 1973-03-06 Bell Telephone Labor Inc Memory coding technique
US3740646A (en) * 1971-08-02 1973-06-19 Ibm Testing of non-linear circuits by accumulated result comparison
US3771131A (en) * 1972-04-17 1973-11-06 Xerox Corp Operating condition monitoring in digital computers
US3832535A (en) * 1972-10-25 1974-08-27 Instrumentation Engineering Digital word generating and receiving apparatus
US3825901A (en) * 1972-11-09 1974-07-23 Ibm Integrated diagnostic tool
US3898621A (en) * 1973-04-06 1975-08-05 Gte Automatic Electric Lab Inc Data processor system diagnostic arrangement
US3924181A (en) * 1973-10-16 1975-12-02 Hughes Aircraft Co Test circuitry employing a cyclic code generator
US3883801A (en) * 1973-11-07 1975-05-13 Bell Telephone Labor Inc Fault testing of logic circuits
US3976864A (en) * 1974-09-03 1976-08-24 Hewlett-Packard Company Apparatus and method for testing digital circuits
FR2289960A1 (fr) * 1974-10-28 1976-05-28 Honeywell Bull Soc Ind Dispositif de cumul et de compression de donnees
FR2290708A1 (fr) * 1974-11-06 1976-06-04 Honeywell Bull Soc Ind Dispositif de test d'adaptateurs logiques d'appareils peripheriques connectes a une unite de traitement de l'information
US4039814A (en) * 1976-06-18 1977-08-02 Saint Hilaire Gilles Real time programmable digital register analyser
US4059749A (en) * 1976-11-09 1977-11-22 Westinghouse Electric Corporation Digital monitor

Also Published As

Publication number Publication date
AU3626178A (en) 1979-11-22
EG13509A (en) 1982-09-30
NO152431B (no) 1985-06-17
DE2821285C2 (de) 1982-04-22
IT7823604A0 (it) 1978-05-19
NO152431C (no) 1985-09-25
GB1598382A (en) 1981-09-16
FR2391510A1 (fr) 1978-12-15
FR2391510B1 (fr) 1986-06-20
AU513296B2 (en) 1980-11-27
ATA366378A (de) 1987-03-15
JPS57537B2 (es) 1982-01-07
NO781753L (no) 1978-11-21
DK222178A (da) 1978-11-21
IT1118221B (it) 1986-02-24
SE7805749L (sv) 1978-11-21
BE867254A (fr) 1978-09-18
CA1117662A (en) 1982-02-02
CH634937A5 (fr) 1983-02-28
MX4130E (es) 1982-01-04
DE2821285A1 (de) 1978-11-23
AT384310B (de) 1987-10-27
BR7803205A (pt) 1979-02-20
JPS53145444A (en) 1978-12-18
US4142243A (en) 1979-02-27
NL7805475A (nl) 1978-11-22
IL54749A (en) 1980-09-16

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 19990405