IT1164419B - Circuito di verifica di ridondanza ciclica in parallelo - Google Patents

Circuito di verifica di ridondanza ciclica in parallelo

Info

Publication number
IT1164419B
IT1164419B IT22620/83A IT2262083A IT1164419B IT 1164419 B IT1164419 B IT 1164419B IT 22620/83 A IT22620/83 A IT 22620/83A IT 2262083 A IT2262083 A IT 2262083A IT 1164419 B IT1164419 B IT 1164419B
Authority
IT
Italy
Prior art keywords
parallel
verification circuit
cyclical redundancy
redundancy verification
cyclical
Prior art date
Application number
IT22620/83A
Other languages
English (en)
Other versions
IT8322620A0 (it
IT8322620A1 (it
Inventor
Gresley Barry P Le
Original Assignee
Ael Microtel 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 Ael Microtel Ltd filed Critical Ael Microtel Ltd
Publication of IT8322620A0 publication Critical patent/IT8322620A0/it
Publication of IT8322620A1 publication Critical patent/IT8322620A1/it
Application granted granted Critical
Publication of IT1164419B publication Critical patent/IT1164419B/it

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M13/00—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes
    • H03M13/03—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words
    • H03M13/05—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words using block codes, i.e. a predetermined number of check bits joined to a predetermined number of information bits
    • H03M13/09—Error detection only, e.g. using cyclic redundancy check [CRC] codes or single parity bit
    • H03M13/091—Parallel or block-wise CRC computation
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M13/00—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes
    • H03M13/01—Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes

Landscapes

  • Physics & Mathematics (AREA)
  • Probability & Statistics with Applications (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Computing Systems (AREA)
  • Error Detection And Correction (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
  • Tests Of Electronic Circuits (AREA)
  • Detection And Correction Of Errors (AREA)
  • Manipulation Of Pulses (AREA)
IT22620/83A 1982-08-25 1983-08-24 Circuito di verifica di ridondanza ciclica in parallelo IT1164419B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/411,203 US4454600A (en) 1982-08-25 1982-08-25 Parallel cyclic redundancy checking circuit

Publications (3)

Publication Number Publication Date
IT8322620A0 IT8322620A0 (it) 1983-08-24
IT8322620A1 IT8322620A1 (it) 1985-02-24
IT1164419B true IT1164419B (it) 1987-04-08

Family

ID=23628008

Family Applications (1)

Application Number Title Priority Date Filing Date
IT22620/83A IT1164419B (it) 1982-08-25 1983-08-24 Circuito di verifica di ridondanza ciclica in parallelo

Country Status (5)

Country Link
US (1) US4454600A (it)
JP (1) JPS5958559A (it)
BE (1) BE897587A (it)
CA (1) CA1191963A (it)
IT (1) IT1164419B (it)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4519078A (en) * 1982-09-29 1985-05-21 Storage Technology Corporation LSI self-test method
US4534030A (en) * 1982-12-20 1985-08-06 International Business Machines Corporation Self-clocked signature analyzer
US4617662A (en) * 1983-12-12 1986-10-14 General Signal Corporation Vital message system with unique function identification
US4593393A (en) * 1984-02-06 1986-06-03 Motorola, Inc. Quasi parallel cyclic redundancy checker
US4608691A (en) * 1984-03-19 1986-08-26 The Singer Company Signature analyzer card
JP2709705B2 (ja) * 1985-06-12 1998-02-04 株式会社日立製作所 マルチコンピユータシステムにおけるプログラム管理方法
US4712215A (en) * 1985-12-02 1987-12-08 Advanced Micro Devices, Inc. CRC calculation machine for separate calculation of checkbits for the header packet and data packet
US4700350A (en) * 1986-10-07 1987-10-13 Douglas Phillip N Multiple phase CRC generator
JPS6462027A (en) * 1987-09-01 1989-03-08 Nippon Conlux Co Ltd Error correcting circuit
DE68923736T2 (de) * 1988-05-27 1996-03-21 Philips Electronics Nv Dekoder für Hamming kodierte Daten.
US4937828A (en) * 1988-11-04 1990-06-26 Westinghouse Electric Corp. High speed parallel CRC device for concatenated data frames
US5103451A (en) * 1990-01-29 1992-04-07 Motorola, Inc. Parallel cyclic redundancy check circuit
CA2050123C (en) * 1990-10-11 1997-12-09 Subrahmanyam Dravida Apparatus and method for parallel generation of cyclic redundancy check (crc) codes
US5375127A (en) * 1992-03-25 1994-12-20 Ncr Corporation Method and apparatus for generating Reed-Soloman error correcting code across multiple word boundaries
US5432801A (en) * 1993-07-23 1995-07-11 Commodore Electronics Limited Method and apparatus for performing multiple simultaneous error detection on data having unknown format
US5430447A (en) * 1993-08-23 1995-07-04 Texas Instruments Deutschland Gmbh Protection against manipulation of batteryless read/write transponders
US7246289B2 (en) * 2003-09-30 2007-07-17 Nortel Networks Limited Memory integrity self checking in VT/TU cross-connect
US7103832B2 (en) * 2003-12-04 2006-09-05 International Business Machines Corporation Scalable cyclic redundancy check circuit
US7225387B2 (en) * 2004-02-03 2007-05-29 International Business Machines Corporation Multilevel parallel CRC generation and checking circuit
KR101286238B1 (ko) * 2007-08-01 2013-07-15 삼성전자주식회사 데이터 병렬화 수신기

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3452328A (en) * 1965-06-07 1969-06-24 Ibm Error correction device for parallel data transmission system
US3703705A (en) * 1970-12-31 1972-11-21 Ibm Multi-channel shift register
US3859630A (en) * 1973-01-29 1975-01-07 Burroughs Corp Apparatus for detecting and correcting errors in digital information organized into a parallel format by use of cyclic polynomial error detecting and correcting codes

Also Published As

Publication number Publication date
IT8322620A0 (it) 1983-08-24
BE897587A (fr) 1983-12-16
CA1191963A (en) 1985-08-13
JPS5958559A (ja) 1984-04-04
US4454600A (en) 1984-06-12
IT8322620A1 (it) 1985-02-24

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