FR1078431A - Dispositif de contrôle des déplacements pour calculatrices à tambour magnétique - Google Patents

Dispositif de contrôle des déplacements pour calculatrices à tambour magnétique

Info

Publication number
FR1078431A
FR1078431A FR1078431DA FR1078431A FR 1078431 A FR1078431 A FR 1078431A FR 1078431D A FR1078431D A FR 1078431DA FR 1078431 A FR1078431 A FR 1078431A
Authority
FR
France
Prior art keywords
calculators
control device
displacement control
magnetic drum
drum
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
Other languages
English (en)
French (fr)
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
Application granted granted Critical
Publication of FR1078431A publication Critical patent/FR1078431A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06C—DIGITAL COMPUTERS IN WHICH ALL THE COMPUTATION IS EFFECTED MECHANICALLY
    • G06C25/00—Auxiliary functional arrangements, e.g. interlocks
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/004—Recording on, or reproducing or erasing from, magnetic drums

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Computing Systems (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Digital Magnetic Recording (AREA)
FR1078431D 1951-12-31 1952-12-30 Dispositif de contrôle des déplacements pour calculatrices à tambour magnétique Expired FR1078431A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US264304A US2770797A (en) 1951-12-31 1951-12-31 Data storage apparatus

Publications (1)

Publication Number Publication Date
FR1078431A true FR1078431A (fr) 1954-11-18

Family

ID=23005447

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1078431D Expired FR1078431A (fr) 1951-12-31 1952-12-30 Dispositif de contrôle des déplacements pour calculatrices à tambour magnétique

Country Status (4)

Country Link
US (1) US2770797A (forum.php)
FR (1) FR1078431A (forum.php)
GB (1) GB727926A (forum.php)
NL (1) NL93808C (forum.php)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3053449A (en) * 1955-03-04 1962-09-11 Burroughs Corp Electronic computer system

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US2895674A (en) * 1951-02-12 1959-07-21 Smith Corona Marchant Inc Calculating machines
NL92835C (forum.php) * 1951-04-11
GB718924A (en) * 1952-05-27 1954-11-24 British Telecomm Res Ltd Improvements in or relating to electrical signalling systems
NL113686C (forum.php) * 1952-12-10
US2866177A (en) * 1953-01-09 1958-12-23 Digital Control Systems Inc Computer read-out system
US2954926A (en) * 1953-01-13 1960-10-04 Sperry Rand Corp Electronic data processing system
FR1096740A (forum.php) * 1953-01-23 1955-06-23
BE526231A (forum.php) * 1953-02-05
NL190087A (forum.php) * 1953-08-18
US2999636A (en) * 1953-08-18 1961-09-12 Alwac Internat Inc Computer
US3007639A (en) * 1953-11-06 1961-11-07 Bendix Corp Digital differential analyzers
US2963223A (en) * 1953-11-17 1960-12-06 Cooke-Yarborough Edmund Harry Multiple input binary adder employing magnetic drum digital computing apparatus
US3026500A (en) * 1953-11-30 1962-03-20 Hughes Aircraft Co Electronic circuits for selectively shifting the time position of digital data
US2930028A (en) * 1953-12-07 1960-03-22 Hughes Aircraft Co Circuits for selectively shifting, extracting, and inserting digital information
US2917236A (en) * 1954-02-03 1959-12-15 Olivetti & Co Spa Cyclically operable digital accumulating apparatus
US2901168A (en) * 1954-03-05 1959-08-25 Ibm Digital data system
US2911622A (en) * 1954-07-01 1959-11-03 Rca Corp Serial memory
US2817072A (en) * 1954-08-02 1957-12-17 Rca Corp Serial memory system
US3001180A (en) * 1954-08-23 1961-09-19 Sperry Rand Corp Data revolving
US2894686A (en) * 1954-09-01 1959-07-14 Thomas G Holmes Binary coded decimal to binary number converter
US2885659A (en) * 1954-09-22 1959-05-05 Rca Corp Electronic library system
US2874371A (en) * 1954-09-23 1959-02-17 Burroughs Corp Information storage system
US2974306A (en) * 1954-11-15 1961-03-07 File maintenance machine
US3050717A (en) * 1955-03-04 1962-08-21 Burroughs Corp Computer shift control circuits
US3274376A (en) * 1955-05-18 1966-09-20 Bendix Corp Digital differential analyzer in conjunction with a general purpose computer
IT553922A (forum.php) * 1955-05-19
US3225183A (en) * 1955-07-22 1965-12-21 Bendix Corp Data storage system
US2832064A (en) * 1955-09-06 1958-04-22 Underwood Corp Cyclic memory system
US2920313A (en) * 1955-09-23 1960-01-05 Rca Corp Information handling device
US2853698A (en) * 1955-09-23 1958-09-23 Rca Corp Compression system
BE552285A (forum.php) * 1955-11-03
US2828362A (en) * 1956-01-24 1958-03-25 Bell Telephone Labor Inc Digit data transmission system
US2936957A (en) * 1956-01-30 1960-05-17 Smith Corona Marchant Inc Calculating machines
DE1068757B (de) * 1956-02-06 1959-11-12 Sperry Rand Corporation, New York, N. Y. (V. St. A.) Anordnung zur Beseitigung von Schräglauf-Effekten bei bandförmigen Informationsspeichern
US3052405A (en) * 1956-02-21 1962-09-04 Ibm High-speed column-by-column reading device
US2973141A (en) * 1956-02-24 1961-02-28 Curtiss Wright Corp Control means with record sensing for an electronic calculator
US3187167A (en) * 1956-02-24 1965-06-01 Curtiss Wright Corp Electronic calculator with dynamic recirculating storage register
US2945213A (en) * 1956-02-24 1960-07-12 Curtiss Wright Corp Electronic calculator
US2886798A (en) * 1956-04-03 1959-05-12 Ibm Information storage systems
US3313925A (en) * 1956-05-11 1967-04-11 Gen Precision Inc Digital differential analyzer
NL218109A (forum.php) * 1956-06-14
US2951233A (en) * 1956-10-17 1960-08-30 Rca Corp Information storage system
US2902679A (en) * 1957-01-15 1959-09-01 Rca Corp Information translating system
NL227860A (forum.php) * 1957-05-17
CA640563A (en) * 1957-07-16 1962-05-01 Clary Corporation Calculating apparatus
NL233017A (forum.php) * 1957-11-09
US3122726A (en) * 1958-01-02 1964-02-25 Sperry Rand Corp Recirculating binary data rate converter
US3063040A (en) * 1958-01-13 1962-11-06 Thompson Ramo Wooldridge Inc Transducing method and system
NL239424A (forum.php) * 1958-05-22
US3128454A (en) * 1958-08-20 1964-04-07 Thompson Ramo Wooldridge Inc Signal display systems
US3067422A (en) * 1958-12-24 1962-12-04 Ibm Phase distortion correction for high density magnetic recording
US3093730A (en) * 1959-10-27 1963-06-11 Gen Electric Automatic data accumulator
GB924396A (en) * 1959-10-27 1963-04-24 Gen Electric Automatic data accumulator
US3074638A (en) * 1960-01-12 1963-01-22 Librascope Inc Computer
US3127593A (en) * 1960-06-13 1964-03-31 Sperry Rand Corp Periodic signal synchronizer
US3007140A (en) * 1960-07-08 1961-10-31 Burroughs Corp Storage apparatus
US3173204A (en) * 1961-05-23 1965-03-16 Scully Anthony Corp Control for tool storage matrix, using individual re-settable code data registers
GB1006874A (en) * 1961-12-27 1965-10-06 Scm Corp Electronic computers
BE638436A (forum.php) * 1962-10-15
US3327294A (en) * 1964-03-09 1967-06-20 Gen Precision Inc Flag storage system
US3404375A (en) * 1964-04-02 1968-10-01 Hughes Aircraft Co Combination random access and mass store memory
US3421149A (en) * 1966-04-06 1969-01-07 Bell Telephone Labor Inc Data processing system having a bidirectional storage medium
US4236227A (en) * 1979-01-02 1980-11-25 Honeywell Information Systems Inc. Data storage system

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2424773A (en) * 1944-02-26 1947-07-29 Interval Instr Inc Locating device
US2540654A (en) * 1948-03-25 1951-02-06 Engineering Res Associates Inc Data storage system
US2701095A (en) * 1949-02-12 1955-02-01 George R Stibitz Electronic computer for division

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3053449A (en) * 1955-03-04 1962-09-11 Burroughs Corp Electronic computer system

Also Published As

Publication number Publication date
NL93808C (forum.php)
GB727926A (en) 1955-04-13
US2770797A (en) 1956-11-13

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