FR1098780A - Arrangement électrique pour l'emmagasinage d'information - Google Patents

Arrangement électrique pour l'emmagasinage d'information

Info

Publication number
FR1098780A
FR1098780A FR1098780DA FR1098780A FR 1098780 A FR1098780 A FR 1098780A FR 1098780D A FR1098780D A FR 1098780DA FR 1098780 A FR1098780 A FR 1098780A
Authority
FR
France
Prior art keywords
information storage
electrical arrangement
electrical
arrangement
storage
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)
Inventor
Willy Hortense Prospe Pouliart
Franciscus Marcel Michiels
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 Standard Electric Corp
Original Assignee
International Standard Electric 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 Standard Electric Corp filed Critical International Standard Electric Corp
Application granted granted Critical
Publication of FR1098780A publication Critical patent/FR1098780A/fr
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
    • G11B20/16—Digital recording or reproducing using non self-clocking codes, i.e. the clock signals are either recorded in a separate clocking track or in a combination of several information tracks
    • 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
    • G11B20/14—Digital recording or reproducing using self-clocking codes
    • G11B20/1403—Digital recording or reproducing using self-clocking codes characterised by the use of two levels
    • G11B20/1423—Code representation depending on subsequent bits, e.g. delay modulation, double density code, Miller code

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Digital Magnetic Recording (AREA)
  • Rectifiers (AREA)
  • Amplifiers (AREA)
FR1098780D 1953-02-27 1954-02-26 Arrangement électrique pour l'emmagasinage d'information Expired FR1098780A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL322315X 1953-02-27

Publications (1)

Publication Number Publication Date
FR1098780A true FR1098780A (fr) 1955-08-22

Family

ID=19784035

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1098780D Expired FR1098780A (fr) 1953-02-27 1954-02-26 Arrangement électrique pour l'emmagasinage d'information

Country Status (7)

Country Link
US (1) US2704361A (fr)
BE (2) BE526798A (fr)
CH (1) CH322315A (fr)
DE (1) DE980077C (fr)
FR (1) FR1098780A (fr)
GB (2) GB766318A (fr)
NL (3) NL176455B (fr)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2864077A (en) * 1954-03-10 1958-12-09 Turk John E De Means for distinguishing positive and negative pulses in magnetic tape recording
US2890440A (en) * 1954-10-07 1959-06-09 Monroe Calculating Machine Magnetic recording system
NL203250A (fr) * 1954-12-30
GB792294A (en) * 1954-12-31 1958-03-26 Standard Telephones Cables Ltd Improvements in or relating to intelligence storage equipment
NL130689C (fr) * 1955-10-17
GB851520A (en) * 1956-02-06 1960-10-19 Int Computers & Tabulators Ltd Improvements in or relating to magnetic reading and recording
US3064243A (en) * 1957-12-24 1962-11-13 Ibm Apparatus for translating magnetically recorded binary data
US3061832A (en) * 1958-02-04 1962-10-30 Sun Oil Co Magnetic recording apparatus
US3108261A (en) * 1960-04-11 1963-10-22 Ampex Recording and/or reproducing system
US3235855A (en) * 1961-10-02 1966-02-15 Honeywell Inc Binary magnetic recording apparatus

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2484352A (en) * 1946-03-26 1949-10-11 Stromberg Carlson Co Pulse length discriminator
US2540654A (en) * 1948-03-25 1951-02-06 Engineering Res Associates Inc Data storage system
NL151960B (nl) * 1949-03-01 Saline Water Conversion Corp Meertrapsverdamperinrichting.
US2633564A (en) * 1950-11-30 1953-03-31 Monroe Calculating Machine Playback circuit for magnetic recordings
NL164026B (nl) * 1950-12-16 Rhone Poulenc Sa Werkwijze ter bereiding van vitamine-a-zuur en esters daarvan.
NL82127C (fr) * 1951-12-31

Also Published As

Publication number Publication date
NL176456B (nl)
GB766318A (en) 1957-01-23
NL90125C (fr)
US2704361A (en) 1955-03-15
CH322315A (fr) 1957-06-15
BE526797A (fr)
GB766317A (en) 1957-01-23
NL176455B (nl)
BE526798A (fr)
DE980077C (de) 1969-03-27

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