GB1451383A - Digital data processing apparatus - Google Patents

Digital data processing apparatus

Info

Publication number
GB1451383A
GB1451383A GB5879673A GB5879673A GB1451383A GB 1451383 A GB1451383 A GB 1451383A GB 5879673 A GB5879673 A GB 5879673A GB 5879673 A GB5879673 A GB 5879673A GB 1451383 A GB1451383 A GB 1451383A
Authority
GB
United Kingdom
Prior art keywords
check
bytes
bits
segment
data
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
GB5879673A
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.)
International Business Machines Corp
Original Assignee
International Business Machines 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 International Business Machines Corp filed Critical International Business Machines Corp
Publication of GB1451383A publication Critical patent/GB1451383A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • G11B20/1833—Error detection or correction; Testing, e.g. of drop-outs by adding special lists or symbols to the coded information

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Error Detection And Correction (AREA)
  • Detection And Correction Of Errors (AREA)
  • Techniques For Improving Reliability Of Storages (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
GB5879673A 1972-12-26 1973-12-19 Digital data processing apparatus Expired GB1451383A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00317986A US3800281A (en) 1972-12-26 1972-12-26 Error detection and correction systems

Publications (1)

Publication Number Publication Date
GB1451383A true GB1451383A (en) 1976-09-29

Family

ID=23236134

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5879673A Expired GB1451383A (en) 1972-12-26 1973-12-19 Digital data processing apparatus

Country Status (6)

Country Link
US (1) US3800281A (enExample)
JP (1) JPS5327102B2 (enExample)
DE (1) DE2362423A1 (enExample)
FR (1) FR2212057A5 (enExample)
GB (1) GB1451383A (enExample)
IT (1) IT1001134B (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0006480A1 (en) * 1978-06-30 1980-01-09 International Business Machines Corporation Method and apparatus for generating error locating and parity check bytes

Families Citing this family (50)

* Cited by examiner, † Cited by third party
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USRE30187E (en) * 1972-11-15 1980-01-08 International Business Machines Corporation Plural channel error correcting apparatus and methods
US3913068A (en) * 1974-07-30 1975-10-14 Ibm Error correction of serial data using a subfield code
US4052698A (en) * 1975-03-17 1977-10-04 Burroughs Corporation Multi-parallel-channel error checking
US3982226A (en) * 1975-04-03 1976-09-21 Storage Technology Corporation Means and method for error detection and correction of digital data
US4145683A (en) * 1977-11-02 1979-03-20 Minnesota Mining And Manufacturing Company Single track audio-digital recorder and circuit for use therein having error correction
US4205324A (en) * 1977-12-23 1980-05-27 International Business Machines Corporation Methods and means for simultaneously correcting several channels in error in a parallel multi channel data system using continuously modifiable syndromes and selective generation of internal channel pointers
US4201976A (en) * 1977-12-23 1980-05-06 International Business Machines Corporation Plural channel error correcting methods and means using adaptive reallocation of redundant channels among groups of channels
US4292684A (en) * 1978-11-01 1981-09-29 Minnesota Mining And Manufacturing Company Format for digital tape recorder
US4254500A (en) * 1979-03-16 1981-03-03 Minnesota Mining And Manufacturing Company Single track digital recorder and circuit for use therein having error correction
US4276647A (en) * 1979-08-02 1981-06-30 Xerox Corporation High speed Hamming code circuit and method for the correction of error bursts
US4375100A (en) * 1979-10-24 1983-02-22 Matsushita Electric Industrial Company, Limited Method and apparatus for encoding low redundancy check words from source data
GB2095440B (en) * 1981-03-23 1985-10-09 Sony Corp Digital television signal processing
US4534031A (en) * 1982-08-02 1985-08-06 News Log International Coded data on a record carrier and method for encoding same
FR2533782B1 (fr) * 1982-09-27 1988-09-09 France Etat Equipements d'enregistrement et de lecture de donnees numeriques sur videodisque analogique, munis de moyens de protection contre les erreurs
JPS6151253A (ja) * 1984-08-20 1986-03-13 Nec Corp 誤り訂正回路
JPH061605B2 (ja) * 1985-02-08 1994-01-05 株式会社日立製作所 デイジタル信号記録伝送方法
JP2722647B2 (ja) * 1989-04-11 1998-03-04 富士通株式会社 磁気テープ制御装置
US5170400A (en) * 1989-12-26 1992-12-08 California Institute Of Technology Matrix error correction for digital data
JP3132677B2 (ja) * 1991-07-23 2001-02-05 キヤノン株式会社 情報記録再生方法
US5428627A (en) * 1992-11-10 1995-06-27 Qlogic Corporation Method and apparatus for initializing an ECC circuit
US5369652A (en) * 1993-06-14 1994-11-29 International Business Machines Corporation Error detection and correction having one data format recordable on record media using a diverse number of concurrently recorded tracks
US6067579A (en) * 1997-04-22 2000-05-23 Bull Hn Information Systems Inc. Method for reducing message translation and traffic through intermediate applications and systems in an internet application
US6092231A (en) * 1998-06-12 2000-07-18 Qlogic Corporation Circuit and method for rapid checking of error correction codes using cyclic redundancy check
US6185631B1 (en) * 1998-10-14 2001-02-06 International Business Machines Corporation Program for transferring execution of certain channel functions to a control unit and having means for combining certain commands and data packets in one sequence
US6795947B1 (en) * 1999-10-07 2004-09-21 The Regents Of The University Of California Parity check outer code and runlength constrained outer code usable with parity bits
US6651214B1 (en) * 2000-01-06 2003-11-18 Maxtor Corporation Bi-directional decodable Reed-Solomon codes
US6772339B1 (en) * 2000-03-13 2004-08-03 Lucent Technologies Inc. Mix and match: a new approach to secure multiparty computation
US20030208364A1 (en) * 2001-01-23 2003-11-06 William Deans Method and apparatus using an indirect address code for delivery of physical article
US7111228B1 (en) 2002-05-07 2006-09-19 Marvell International Ltd. System and method for performing parity checks in disk storage system
JP3574124B2 (ja) * 2002-07-30 2004-10-06 富士通株式会社 データ処理装置及びデータ処理方法
US7007114B1 (en) 2003-01-31 2006-02-28 Qlogic Corporation System and method for padding data blocks and/or removing padding from data blocks in storage controllers
US7287102B1 (en) 2003-01-31 2007-10-23 Marvell International Ltd. System and method for concatenating data
US7064915B1 (en) 2003-03-10 2006-06-20 Marvell International Ltd. Method and system for collecting servo field data from programmable devices in embedded disk controllers
US7870346B2 (en) * 2003-03-10 2011-01-11 Marvell International Ltd. Servo controller interface module for embedded disk controllers
US7099963B2 (en) * 2003-03-10 2006-08-29 Qlogic Corporation Method and system for monitoring embedded disk controller components
US7492545B1 (en) 2003-03-10 2009-02-17 Marvell International Ltd. Method and system for automatic time base adjustment for disk drive servo controllers
US7080188B2 (en) * 2003-03-10 2006-07-18 Marvell International Ltd. Method and system for embedded disk controllers
US7039771B1 (en) 2003-03-10 2006-05-02 Marvell International Ltd. Method and system for supporting multiple external serial port devices using a serial port controller in embedded disk controllers
US7526691B1 (en) 2003-10-15 2009-04-28 Marvell International Ltd. System and method for using TAP controllers
US7139150B2 (en) * 2004-02-10 2006-11-21 Marvell International Ltd. Method and system for head position control in embedded disk drive controllers
US7120084B2 (en) * 2004-06-14 2006-10-10 Marvell International Ltd. Integrated memory controller
US8166217B2 (en) * 2004-06-28 2012-04-24 Marvell International Ltd. System and method for reading and writing data using storage controllers
US7757009B2 (en) 2004-07-19 2010-07-13 Marvell International Ltd. Storage controllers with dynamic WWN storage modules and methods for managing data and connections between a host and a storage device
US9201599B2 (en) * 2004-07-19 2015-12-01 Marvell International Ltd. System and method for transmitting data in storage controllers
US8032674B2 (en) * 2004-07-19 2011-10-04 Marvell International Ltd. System and method for controlling buffer memory overflow and underflow conditions in storage controllers
US7386661B2 (en) 2004-10-13 2008-06-10 Marvell International Ltd. Power save module for storage controllers
US7240267B2 (en) 2004-11-08 2007-07-03 Marvell International Ltd. System and method for conducting BIST operations
US7802026B2 (en) * 2004-11-15 2010-09-21 Marvell International Ltd. Method and system for processing frames in storage controllers
US7609468B2 (en) 2005-04-06 2009-10-27 Marvell International Ltd. Method and system for read gate timing control for storage controllers
US7953907B1 (en) * 2006-08-22 2011-05-31 Marvell International Ltd. Concurrent input/output control and integrated error management in FIFO

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL130511C (enExample) * 1963-10-15
US3638182A (en) * 1970-01-02 1972-01-25 Bell Telephone Labor Inc Random and burst error-correcting arrangement with guard space error correction
US3629824A (en) * 1970-02-12 1971-12-21 Ibm Apparatus for multiple-error correcting codes

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0006480A1 (en) * 1978-06-30 1980-01-09 International Business Machines Corporation Method and apparatus for generating error locating and parity check bytes

Also Published As

Publication number Publication date
DE2362423A1 (de) 1974-06-27
JPS5327102B2 (enExample) 1978-08-05
JPS4991560A (enExample) 1974-09-02
IT1001134B (it) 1976-04-20
FR2212057A5 (enExample) 1974-07-19
US3800281A (en) 1974-03-26

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19921219