FR1260011A - Magnetic recording process - Google Patents

Magnetic recording process

Info

Publication number
FR1260011A
FR1260011A FR811330A FR811330A FR1260011A FR 1260011 A FR1260011 A FR 1260011A FR 811330 A FR811330 A FR 811330A FR 811330 A FR811330 A FR 811330A FR 1260011 A FR1260011 A FR 1260011A
Authority
FR
France
Prior art keywords
magnetic recording
recording process
magnetic
recording
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
FR811330A
Other languages
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 FR1260011A publication Critical patent/FR1260011A/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
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
    • G11B5/49—Fixed mounting or arrangements, e.g. one head per track
    • G11B5/4907—Details for scanning
    • 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
    • G11B5/02—Recording, reproducing, or erasing methods; Read, write or erase circuits therefor
    • G11B5/09—Digital recording
FR811330A 1958-11-26 1959-11-26 Magnetic recording process Expired FR1260011A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US776546A US3085246A (en) 1958-11-26 1958-11-26 Magnetic recording method
US784382A US3058112A (en) 1958-11-26 1958-12-31 Magnetic recording

Publications (1)

Publication Number Publication Date
FR1260011A true FR1260011A (en) 1961-05-05

Family

ID=27119201

Family Applications (1)

Application Number Title Priority Date Filing Date
FR811330A Expired FR1260011A (en) 1958-11-26 1959-11-26 Magnetic recording process

Country Status (6)

Country Link
US (2) US3085246A (en)
CH (2) CH378948A (en)
DE (2) DE1099229B (en)
FR (1) FR1260011A (en)
GB (2) GB862632A (en)
NL (1) NL132966C (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL274050A (en) * 1961-01-30
US3243788A (en) * 1961-06-29 1966-03-29 Ibm Method of recording and reproducing information in which a plurality of parallel data tracks are overlapped
US3178717A (en) * 1964-01-29 1965-04-13 Werner H Fengler Method and apparatus for producing machine-tool-controlling magnetic tapes directly from drawings
US3648264A (en) * 1968-09-30 1972-03-07 Texas Instruments Inc Magnetic head with printed circuit coil
EP0247219B1 (en) * 1986-05-27 1991-05-15 International Business Machines Corporation Direct access storage unit
US5764429A (en) * 1996-04-29 1998-06-09 Eastman Kodak Company Magnetic writing of repetitive information on magnetic wheel and magnization head for media
US20090031959A1 (en) * 2007-07-10 2009-02-05 Pi Kathleen Crowley Convertible Pet Bed

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2743320A (en) * 1949-12-13 1956-04-24 Sperry Rand Corp Variable area magnetic recording system
US2610257A (en) * 1949-12-22 1952-09-09 Warner Bros Magnetic record volume control
US2856256A (en) * 1951-10-31 1958-10-14 Hughes Aircraft Co Coded magnetic binary recorders
US2844434A (en) * 1952-07-31 1958-07-22 Rca Corp Magnetic recording
US2764463A (en) * 1953-05-26 1956-09-25 Underwood Corp Magnetic recording system
US2894796A (en) * 1953-11-09 1959-07-14 Gen Electric Magnetic recording system
GB769727A (en) * 1953-12-31 1957-03-13 Ibm Magnetic tape erasing apparatus
US2966666A (en) * 1954-04-30 1960-12-27 Electronique & Automatisme Sa Magnetic record and/or playback heads and control arrangement therefor
US2862199A (en) * 1955-05-24 1958-11-25 Sperry Rand Corp Magnetic drum storage system
US2824776A (en) * 1956-08-10 1958-02-25 Burroughs Corp Magnetic recording

Also Published As

Publication number Publication date
DE1099229B (en) 1961-02-09
NL132966C (en)
GB871680A (en) 1961-06-28
GB862632A (en) 1961-03-15
US3085246A (en) 1963-04-09
DE1108954B (en) 1961-06-15
CH372348A (en) 1963-10-15
CH378948A (en) 1964-06-30
US3058112A (en) 1962-10-09

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