FR2121213A5 - - Google Patents

Info

Publication number
FR2121213A5
FR2121213A5 FR7147855A FR7147855A FR2121213A5 FR 2121213 A5 FR2121213 A5 FR 2121213A5 FR 7147855 A FR7147855 A FR 7147855A FR 7147855 A FR7147855 A FR 7147855A FR 2121213 A5 FR2121213 A5 FR 2121213A5
Authority
FR
France
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
FR7147855A
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 FR2121213A5 publication Critical patent/FR2121213A5/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/78—Television signal recording using magnetic recording
    • H04N5/781—Television signal recording using magnetic recording on disks or drums
    • 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
    • G11B5/52—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 with simultaneous movement of head and record carrier, e.g. rotation of head

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Moving Of Heads (AREA)
  • Recording Or Reproducing By Magnetic Means (AREA)
FR7147855A 1971-01-05 1971-12-21 Expired FR2121213A5 (enExample)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US10410871A 1971-01-05 1971-01-05

Publications (1)

Publication Number Publication Date
FR2121213A5 true FR2121213A5 (enExample) 1972-08-18

Family

ID=22298717

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7147855A Expired FR2121213A5 (enExample) 1971-01-05 1971-12-21

Country Status (4)

Country Link
US (1) US3757030A (enExample)
DE (1) DE2159506A1 (enExample)
FR (1) FR2121213A5 (enExample)
GB (1) GB1363268A (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4107746A (en) * 1977-10-25 1978-08-15 Control Data Corporation Continuous spiral mode tracking in a conventional disk drive using concentric servo tracks
US4386375A (en) * 1980-09-24 1983-05-31 Rca Corporation Video disc player with multiple signal recovery transducers
US5798999A (en) 1991-12-23 1998-08-25 Nimbus Communications International Limited Damped turntable/disk arculately positionable relative to a head

Also Published As

Publication number Publication date
GB1363268A (en) 1974-08-14
US3757030A (en) 1973-09-04
DE2159506A1 (de) 1972-07-20

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Legal Events

Date Code Title Description
ST Notification of lapse