DE2547031C3 - Datenverarbeitungseinrichtung - Google Patents

Datenverarbeitungseinrichtung

Info

Publication number
DE2547031C3
DE2547031C3 DE2547031A DE2547031A DE2547031C3 DE 2547031 C3 DE2547031 C3 DE 2547031C3 DE 2547031 A DE2547031 A DE 2547031A DE 2547031 A DE2547031 A DE 2547031A DE 2547031 C3 DE2547031 C3 DE 2547031C3
Authority
DE
Germany
Prior art keywords
data
memory
channel
comparison
signal
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
DE2547031A
Other languages
German (de)
English (en)
Other versions
DE2547031B2 (de
DE2547031A1 (de
Inventor
Michael William Potton Sandy Bedfordshire Martin
Roy William Hitchin Hertfordshire Mitchell
David Richard Langford Bedfordshire Webb
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.)
Fujitsu Services Ltd
Original Assignee
Fujitsu Services 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
Priority claimed from GB46818/74A external-priority patent/GB1497677A/en
Priority claimed from GB46817/74A external-priority patent/GB1497676A/en
Application filed by Fujitsu Services Ltd filed Critical Fujitsu Services Ltd
Publication of DE2547031A1 publication Critical patent/DE2547031A1/de
Publication of DE2547031B2 publication Critical patent/DE2547031B2/de
Application granted granted Critical
Publication of DE2547031C3 publication Critical patent/DE2547031C3/de
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
    • G11B27/10—Indexing; Addressing; Timing or synchronising; Measuring tape travel
    • G11B27/19—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier
    • G11B27/28—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording
    • G11B27/30—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording on the same track as the main recording
    • G11B27/3027—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording on the same track as the main recording used signal is digitally coded
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
    • G06F16/90—Details of database functions independent of the retrieved data types
    • G06F16/903—Querying
    • G06F16/90335—Query processing
    • G06F16/90344—Query processing by using string matching techniques
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B2220/00—Record carriers by type
    • G11B2220/20—Disc-shaped record carriers
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B2220/00—Record carriers by type
    • G11B2220/20—Disc-shaped record carriers
    • G11B2220/25—Disc-shaped record carriers characterised in that the disc is based on a specific recording technology
    • G11B2220/2508—Magnetic discs
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B2220/00—Record carriers by type
    • G11B2220/20—Disc-shaped record carriers
    • G11B2220/25—Disc-shaped record carriers characterised in that the disc is based on a specific recording technology
    • G11B2220/2508—Magnetic discs
    • G11B2220/2516—Hard disks

Landscapes

  • Engineering & Computer Science (AREA)
  • Databases & Information Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Computational Linguistics (AREA)
  • Data Mining & Analysis (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Indexing, Searching, Synchronizing, And The Amount Of Synchronization Travel Of Record Carriers (AREA)
DE2547031A 1974-10-29 1975-10-21 Datenverarbeitungseinrichtung Expired DE2547031C3 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB46818/74A GB1497677A (en) 1974-10-29 1974-10-29 Contents addressable memory systems
GB46817/74A GB1497676A (en) 1974-10-29 1974-10-29 Data processing systems

Publications (3)

Publication Number Publication Date
DE2547031A1 DE2547031A1 (de) 1976-05-06
DE2547031B2 DE2547031B2 (de) 1980-01-10
DE2547031C3 true DE2547031C3 (de) 1980-09-04

Family

ID=26265909

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2547031A Expired DE2547031C3 (de) 1974-10-29 1975-10-21 Datenverarbeitungseinrichtung

Country Status (4)

Country Link
DE (1) DE2547031C3 (OSRAM)
FR (1) FR2289962A1 (OSRAM)
HU (1) HU175242B (OSRAM)
IN (1) IN142852B (OSRAM)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2458847B1 (fr) * 1979-06-11 1986-02-07 Iria Procede et appareil de traitement d'information en vue notamment de l'analyse syntaxique
FR2499732A2 (fr) * 1979-06-19 1982-08-13 Jacques Vidalin Systeme de commande des traitements repetitifs a executer sur des informations en cours de defilement
FR2459512A1 (fr) * 1979-06-19 1981-01-09 Vidalin Jacques Procede pour la commande de rapprochement a effectuer entre des entites logiques de reference et des entites logiques issues d'un fichier
US4525803A (en) * 1982-08-12 1985-06-25 L'universite De Bordeaux 1 Method for controlling the comparison to be effected between reference logical entities and logical entities issuing from a file

Also Published As

Publication number Publication date
DE2547031B2 (de) 1980-01-10
AU8380175A (en) 1977-02-10
IN142852B (OSRAM) 1977-09-03
FR2289962B1 (OSRAM) 1981-12-31
HU175242B (hu) 1980-06-28
FR2289962A1 (fr) 1976-05-28
DE2547031A1 (de) 1976-05-06

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Legal Events

Date Code Title Description
C3 Grant after two publication steps (3rd publication)
8339 Ceased/non-payment of the annual fee