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IT1022100B - Unita di controllo per rilevare errori nella trasmissione di dati - Google Patents

Unita di controllo per rilevare errori nella trasmissione di dati

Info

Publication number
IT1022100B
IT1022100B IT27456/74A IT2745674A IT1022100B IT 1022100 B IT1022100 B IT 1022100B IT 27456/74 A IT27456/74 A IT 27456/74A IT 2745674 A IT2745674 A IT 2745674A IT 1022100 B IT1022100 B IT 1022100B
Authority
IT
Italy
Prior art keywords
control unit
data transmission
detect errors
errors
detect
Prior art date
Application number
IT27456/74A
Other languages
English (en)
Original Assignee
Ibm
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 Ibm filed Critical Ibm
Application granted granted Critical
Publication of IT1022100B publication Critical patent/IT1022100B/it

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K19/00—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits
    • H03K19/007—Fail-safe circuits
    • H03K19/0075—Fail-safe circuits by using two redundant chains
    • 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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K19/00—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits
    • H03K19/20—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits characterised by logic function, e.g. AND, OR, NOR, NOT circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Computing Systems (AREA)
  • Mathematical Physics (AREA)
  • Quality & Reliability (AREA)
  • General Physics & Mathematics (AREA)
  • Detection And Correction Of Errors (AREA)
  • Test And Diagnosis Of Digital Computers (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
  • Tests Of Electronic Circuits (AREA)
IT27456/74A 1973-09-24 1974-09-19 Unita di controllo per rilevare errori nella trasmissione di dati IT1022100B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00400451A US3825894A (en) 1973-09-24 1973-09-24 Self-checking parity checker for two or more independent parity coded data paths

Publications (1)

Publication Number Publication Date
IT1022100B true IT1022100B (it) 1978-03-20

Family

ID=23583670

Family Applications (1)

Application Number Title Priority Date Filing Date
IT27456/74A IT1022100B (it) 1973-09-24 1974-09-19 Unita di controllo per rilevare errori nella trasmissione di dati

Country Status (6)

Country Link
US (1) US3825894A (it)
JP (1) JPS531176B2 (it)
DE (1) DE2441351C2 (it)
FR (1) FR2257952B1 (it)
GB (1) GB1437066A (it)
IT (1) IT1022100B (it)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3886520A (en) * 1974-04-03 1975-05-27 Sperry Rand Corp Checking circuit for a 1-out-of-n decoder
US3891969A (en) * 1974-09-03 1975-06-24 Sperry Rand Corp Syndrome logic checker for an error correcting code decoder
US4091449A (en) * 1976-01-27 1978-05-23 Hobart Corporation Computing scale system
NL8400358A (nl) * 1984-02-06 1985-09-02 Philips Nv Inrichting voor de pariteitsbewaking van pariteitsbits bevattende bitgroepen.
US4698814A (en) * 1984-02-06 1987-10-06 U.S. Philips Corporation Arrangement for checking the parity of parity-bits containing bit groups
US4638482A (en) * 1984-12-24 1987-01-20 International Business Machines Corporation Random logic error detecting system for differential logic networks
GB2179179B (en) * 1985-08-12 1989-10-18 British Gas Corp Improvements in or relating to burner control systems
JPH01201736A (ja) * 1988-02-08 1989-08-14 Mitsubishi Electric Corp マイクロコンピュータ
US4873685A (en) * 1988-05-04 1989-10-10 Rockwell International Corporation Self-checking voting logic for fault tolerant computing applications
US5179561A (en) * 1988-08-16 1993-01-12 Ntt Data Communications Systems Corporation Totally self-checking checker
US7103832B2 (en) * 2003-12-04 2006-09-05 International Business Machines Corporation Scalable cyclic redundancy check circuit
US9646105B2 (en) * 2012-11-08 2017-05-09 Texas Instruments Incorporated Reduced complexity hashing

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3634662A (en) * 1968-07-12 1972-01-11 Houdaille Industries Inc Numerical control system and method
US3602886A (en) * 1968-07-25 1971-08-31 Ibm Self-checking error checker for parity coded data

Also Published As

Publication number Publication date
FR2257952A1 (it) 1975-08-08
JPS5119950A (it) 1976-02-17
DE2441351C2 (de) 1982-11-25
JPS531176B2 (it) 1978-01-17
DE2441351A1 (de) 1975-03-27
US3825894A (en) 1974-07-23
FR2257952B1 (it) 1976-10-22
GB1437066A (en) 1976-05-26

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