CA1031464A - Scanning and error checking apparatus for address development utilizing symmetric-difference-data structures - Google Patents

Scanning and error checking apparatus for address development utilizing symmetric-difference-data structures

Info

Publication number
CA1031464A
CA1031464A CA229,080A CA229080A CA1031464A CA 1031464 A CA1031464 A CA 1031464A CA 229080 A CA229080 A CA 229080A CA 1031464 A CA1031464 A CA 1031464A
Authority
CA
Canada
Prior art keywords
scanning
difference
data structures
error checking
checking apparatus
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
CA229,080A
Other languages
English (en)
French (fr)
Inventor
Robert J. Lechner
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.)
Bull HN Information Systems Inc
Original Assignee
Honeywell Information Systems 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 Honeywell Information Systems Inc filed Critical Honeywell Information Systems Inc
Application granted granted Critical
Publication of CA1031464A publication Critical patent/CA1031464A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • G06F11/0703—Error or fault processing not based on redundancy, i.e. by taking additional measures to deal with the error or fault not making use of redundancy in operation, in hardware, or in data representation
    • G06F11/0751—Error or fault detection not based on redundancy
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Quality & Reliability (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Error Detection And Correction (AREA)
  • Techniques For Improving Reliability Of Storages (AREA)
  • Indexing, Searching, Synchronizing, And The Amount Of Synchronization Travel Of Record Carriers (AREA)
CA229,080A 1974-06-24 1975-06-11 Scanning and error checking apparatus for address development utilizing symmetric-difference-data structures Expired CA1031464A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US482125A US3918027A (en) 1974-06-24 1974-06-24 Scanning and error checking apparatus for address development utilizing symmetric difference encoded data structure

Publications (1)

Publication Number Publication Date
CA1031464A true CA1031464A (en) 1978-05-16

Family

ID=23914791

Family Applications (1)

Application Number Title Priority Date Filing Date
CA229,080A Expired CA1031464A (en) 1974-06-24 1975-06-11 Scanning and error checking apparatus for address development utilizing symmetric-difference-data structures

Country Status (5)

Country Link
US (1) US3918027A (ja)
JP (1) JPS5119454A (ja)
CA (1) CA1031464A (ja)
DE (1) DE2527441A1 (ja)
FR (1) FR2279157A1 (ja)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS543848A (en) * 1977-06-13 1979-01-12 Toray Ind Inc Water-soluble polyester adhesive
US4200893A (en) * 1978-05-17 1980-04-29 Dictaphone Corporation Instruction indicating apparatus for a record and/or playback device
US4608633A (en) * 1983-04-01 1986-08-26 Honeywell Information Systems Inc. Method for decreasing execution time of numeric instructions
US5247505A (en) * 1985-04-17 1993-09-21 Canon Kabushiki Kaisha Information recording method for reciprocally recording and verifying information
CA1268252A (en) * 1985-04-17 1990-04-24 Fumiaki Kawaguchi Information recording method
US4910725A (en) * 1986-04-23 1990-03-20 Drexler Technology Corporation Optical recording method for data cards
DE3732983A1 (de) * 1987-09-30 1989-04-13 Thomson Brandt Gmbh Cd-spieler mit einem speicher
US5819297A (en) * 1995-09-27 1998-10-06 Emc Corporation Method and apparatus for creating reliably duplicatable tape volumes without copying any padding
US5860088A (en) * 1996-12-06 1999-01-12 International Business Machines Corporation Method for extraction of a variable length record from fixed length sectors on a disk drive
EP0945784A1 (en) 1998-03-27 1999-09-29 Motorola, Inc. Method for storing data structures in memory using address pointers, and apparatus
DE19840835C2 (de) 1998-09-07 2003-01-09 Fraunhofer Ges Forschung Vorrichtung und Verfahren zum Entropiecodieren von Informationswörtern und Vorrichtung und Verfahren zum Decodieren von Entropie-codierten Informationswörtern

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3366928A (en) * 1964-06-29 1968-01-30 Ibm Accessing system for large serial memories
US3439344A (en) * 1966-08-09 1969-04-15 Sperry Rand Corp Continuous data recording apparatus

Also Published As

Publication number Publication date
JPS5119454A (ja) 1976-02-16
FR2279157A1 (fr) 1976-02-13
DE2527441A1 (de) 1976-01-15
US3918027A (en) 1975-11-04

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