DE3689285D1 - CRC-Rechenmaschinen. - Google Patents

CRC-Rechenmaschinen.

Info

Publication number
DE3689285D1
DE3689285D1 DE86309177T DE3689285T DE3689285D1 DE 3689285 D1 DE3689285 D1 DE 3689285D1 DE 86309177 T DE86309177 T DE 86309177T DE 3689285 T DE3689285 T DE 3689285T DE 3689285 D1 DE3689285 D1 DE 3689285D1
Authority
DE
Germany
Prior art keywords
crc
bits
data
byte
input
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 - Fee Related
Application number
DE86309177T
Other languages
English (en)
Other versions
DE3689285T2 (de
Inventor
Sunil P Joshi
Venkatraman Iyer
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.)
Advanced Micro Devices Inc
Original Assignee
Advanced Micro Devices Inc
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 Advanced Micro Devices Inc filed Critical Advanced Micro Devices Inc
Publication of DE3689285D1 publication Critical patent/DE3689285D1/de
Application granted granted Critical
Publication of DE3689285T2 publication Critical patent/DE3689285T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computing Systems (AREA)
  • Physics & Mathematics (AREA)
  • Probability & Statistics with Applications (AREA)
  • Theoretical Computer Science (AREA)
  • Error Detection And Correction (AREA)
  • Detection And Correction Of Errors (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
  • Heat Sensitive Colour Forming Recording (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
DE86309177T 1985-12-02 1986-11-25 CRC-Rechenmaschinen. Expired - Fee Related DE3689285T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/803,367 US4712215A (en) 1985-12-02 1985-12-02 CRC calculation machine for separate calculation of checkbits for the header packet and data packet

Publications (2)

Publication Number Publication Date
DE3689285D1 true DE3689285D1 (de) 1993-12-16
DE3689285T2 DE3689285T2 (de) 1994-05-11

Family

ID=25186354

Family Applications (1)

Application Number Title Priority Date Filing Date
DE86309177T Expired - Fee Related DE3689285T2 (de) 1985-12-02 1986-11-25 CRC-Rechenmaschinen.

Country Status (6)

Country Link
US (1) US4712215A (de)
EP (1) EP0230730B1 (de)
JP (1) JPH0831802B2 (de)
AT (1) ATE97276T1 (de)
DE (1) DE3689285T2 (de)
ES (1) ES2046172T3 (de)

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US4901316A (en) * 1986-05-27 1990-02-13 Nohmi Bosai Kogyo Co., Ltd. Disaster prevention monitoring and control facility
JPH0193933A (ja) * 1987-10-06 1989-04-12 Sony Corp エラー訂正符号化装置
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US4947484A (en) * 1987-11-10 1990-08-07 Echelon Systems Corporation Protocol for network having a plurality of intelligent cells
US4996690A (en) * 1988-08-26 1991-02-26 Stac Electronics Write operation with gating capability
JPH03505035A (ja) * 1989-02-16 1991-10-31 グラマン　エアロスペース　コーポレーション 超高速エラー検出ネットワーク
GB2242104B (en) * 1990-02-06 1994-04-13 Digital Equipment Int Method and apparatus for generating a frame check sequence
US5121397A (en) * 1990-02-14 1992-06-09 Hewlett-Packard Company Method and apparatus for producing order independent signatures for error detection
US5321704A (en) * 1991-01-16 1994-06-14 Xilinx, Inc. Error detection structure and method using partial polynomial check
DE69217931T2 (de) * 1992-07-14 1997-09-25 Alcatel Bell Nv Fehlererkennungs- und Fehlerkorrektureinrichtung
ES2099789T3 (es) * 1992-07-14 1997-06-01 Alcatel Bell Nv Dispositivo divisor para dividir un primer polinomio por un segundo polinomio.
GB9314479D0 (en) * 1992-11-06 1993-08-25 Hewlett Packard Co Encoding data
US5390196A (en) * 1992-11-12 1995-02-14 Bull Hn Information Systems Inc. Byte-wise determination of a checksum from a CRC-32 polynomial
SE470544B (sv) * 1992-11-24 1994-07-25 Ellemtel Utvecklings Ab För en bitfelsövervakning i en väljarutrustning avsedd anordning
CA2129236C (en) * 1992-12-29 1998-12-22 Shiping Li Efficient crc remainder coefficient generation and checking device and method
EP0614294A1 (de) * 1993-03-03 1994-09-07 International Business Machines Corporation Verfahren zur Erzeugung eines Prüfmusters für Rahmen
JP2814918B2 (ja) * 1994-07-07 1998-10-27 株式会社デンソー マイクロコンピュータ
US5592498A (en) * 1994-09-16 1997-01-07 Cirrus Logic, Inc. CRC/EDC checker system
FR2759796B1 (fr) * 1997-02-19 2001-12-07 Bull Sa Dispositif et procede de detection d'erreurs sur un circuit integre comportant un port parallele serie
US5951707A (en) * 1997-06-27 1999-09-14 International Business Machines Corporation Method of partitioning CRC calculation for a low-cost ATM adapter
US6075774A (en) * 1997-11-18 2000-06-13 3Com Corporation Method and device for generating a frame check sequence
US6681203B1 (en) * 1999-02-26 2004-01-20 Lucent Technologies Inc. Coupled error code protection for multi-mode vocoders
US6320501B1 (en) 1999-05-25 2001-11-20 Pittway Corporation Multiple sensor system for alarm determination with device-to-device communications
US6681364B1 (en) 1999-09-24 2004-01-20 International Business Machines Corporation Cyclic redundancy check for partitioned frames
US6530061B1 (en) * 1999-12-23 2003-03-04 Intel Corporation Method and apparatus for offloading checksum
US6848072B1 (en) * 2000-09-19 2005-01-25 Bbn Solutions Llc Network processor having cyclic redundancy check implemented in hardware
US6643821B2 (en) * 2000-11-30 2003-11-04 Stmicroelectronics, Inc. Method and device for computing incremental checksums
US20040015771A1 (en) * 2002-07-16 2004-01-22 Menahem Lasser Error correction for non-volatile memory
US7607070B2 (en) * 2004-09-13 2009-10-20 National Instruments Corporation System and method for in-line consistency checking of packetized data
US20060253768A1 (en) * 2005-05-03 2006-11-09 Intel Corporation Techniques to speculatively determine network protocol unit integrity
DE102005029515A1 (de) * 2005-06-25 2006-12-28 Bosch Rexroth Aktiengesellschaft Verfahren zur Berechnung von CRC-Prüfwerten und Logikschaltung
KR101224591B1 (ko) * 2006-02-23 2013-01-22 삼성전자주식회사 네트워크 중계 장치 및 그 방법
GB0607976D0 (en) * 2006-04-22 2006-05-31 Univ Belfast Apparatus and method for computing an error detection code
US7823043B2 (en) * 2006-05-10 2010-10-26 Sandisk Il Ltd. Corruption-resistant data porting with multiple error correction schemes
US8234539B2 (en) * 2007-12-06 2012-07-31 Sandisk Il Ltd. Correction of errors in a memory array
US9891985B1 (en) * 2014-11-01 2018-02-13 Netronome Systems, Inc. 256-bit parallel parser and checksum circuit with 1-hot state information bus
TWI658364B (zh) * 2018-03-20 2019-05-01 慧榮科技股份有限公司 存取快閃記憶體模組的方法及相關的快閃記憶體控制器與電子裝置
TWI698750B (zh) * 2018-03-20 2020-07-11 慧榮科技股份有限公司 存取快閃記憶體模組的方法及相關的快閃記憶體控制器與電子裝置

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US3703705A (en) * 1970-12-31 1972-11-21 Ibm Multi-channel shift register
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US3872430A (en) * 1973-11-23 1975-03-18 Paul Emile Boudreau Method and apparatus of error detection for variable length words using a polynomial code
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JPS5425764A (en) * 1977-07-28 1979-02-26 Daifuku Machinery Works Device for simultaneous measurement of volume and weight
US4282551A (en) * 1979-04-11 1981-08-04 Hitachi, Ltd. PCM Recording and reproducing apparatus
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US4410989A (en) * 1980-12-11 1983-10-18 Cyclotomics, Inc. Bit serial encoder
US4380029A (en) * 1981-03-13 1983-04-12 Bti Computer Systems Data recording format and method and apparatus for producing same
DE3122381A1 (de) * 1981-06-05 1982-12-23 Ibm Deutschland Gmbh, 7000 Stuttgart Verfahren und einrichtung zur erzeugung von pruefbits zur sicherung eines datenwortes
JPS58206254A (ja) * 1982-05-27 1983-12-01 Nec Corp 誤り検出符号生成／検査方式
US4454600A (en) * 1982-08-25 1984-06-12 Ael Microtel Limited Parallel cyclic redundancy checking circuit
US4498174A (en) * 1982-08-25 1985-02-05 Ael Microtel Limited Parallel cyclic redundancy checking circuit
JPS59177705A (ja) * 1983-03-25 1984-10-08 Fujitsu Ltd デ−タ記録方式
US4593393A (en) * 1984-02-06 1986-06-03 Motorola, Inc. Quasi parallel cyclic redundancy checker
JPS60206227A (ja) * 1984-03-30 1985-10-17 Oki Electric Ind Co Ltd 誤り訂正復号回路

Also Published As

Publication number Publication date
JPS62133825A (ja) 1987-06-17
US4712215A (en) 1987-12-08
EP0230730B1 (de) 1993-11-10
EP0230730A2 (de) 1987-08-05
EP0230730A3 (en) 1990-03-14
JPH0831802B2 (ja) 1996-03-27
ES2046172T3 (es) 1994-02-01
DE3689285T2 (de) 1994-05-11
ATE97276T1 (de) 1993-11-15

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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