FR2028248B1 - - Google Patents

Info

Publication number
FR2028248B1
FR2028248B1 FR6941862A FR6941862A FR2028248B1 FR 2028248 B1 FR2028248 B1 FR 2028248B1 FR 6941862 A FR6941862 A FR 6941862A FR 6941862 A FR6941862 A FR 6941862A FR 2028248 B1 FR2028248 B1 FR 2028248B1
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
FR6941862A
Other languages
French (fr)
Other versions
FR2028248A1 (pt
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
Publication of FR2028248A1 publication Critical patent/FR2028248A1/fr
Application granted granted Critical
Publication of FR2028248B1 publication Critical patent/FR2028248B1/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
    • H04N5/782—Television signal recording using magnetic recording on tape
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B11/00—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor
    • G11B11/10—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field
    • 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
    • H04N5/7805—Recording or playback not using inductive heads, e.g. magneto-optical, thermomagnetic, magnetostrictive, galvanomagnetic

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Television Signal Processing For Recording (AREA)
FR6941862A 1969-01-14 1969-12-04 Expired FR2028248B1 (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US79104269A 1969-01-14 1969-01-14

Publications (2)

Publication Number Publication Date
FR2028248A1 FR2028248A1 (pt) 1970-10-09
FR2028248B1 true FR2028248B1 (pt) 1973-10-19

Family

ID=25152494

Family Applications (1)

Application Number Title Priority Date Filing Date
FR6941862A Expired FR2028248B1 (pt) 1969-01-14 1969-12-04

Country Status (3)

Country Link
DE (1) DE1965563A1 (pt)
FR (1) FR2028248B1 (pt)
GB (1) GB1285745A (pt)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3110597A1 (de) * 1981-03-18 1982-09-30 Agfa-Gevaert Ag, 5090 Leverkusen Verfahren zur aufzeichnung und wiedergabe von elektrischen signalen auf magnetische schichten in vielspurtechnik
US4906729A (en) * 1988-08-05 1990-03-06 E. I. Du Pont De Nemours And Company Thermoplastic copolyetherester elastomers

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2721989A (en) * 1949-11-29 1955-10-25 United Shoe Machinery Corp Recording magnitudes in ratio form
US2698875A (en) * 1950-03-24 1955-01-04 Magnecord Inc Plural track magnetic recording and/or reproducing apparatus
US3108281A (en) * 1960-01-26 1963-10-22 Sony Corp Magnetic video recording device
FR1402289A (fr) * 1963-07-16 1965-06-11 Ibm Dispositif de lecture d'enregistrements magnétiques
US3418433A (en) * 1964-12-14 1968-12-24 Minnesota Mining & Mfg Method and system for processing analog information

Also Published As

Publication number Publication date
FR2028248A1 (pt) 1970-10-09
GB1285745A (en) 1972-08-16
DE1965563A1 (de) 1970-10-01

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Legal Events

Date Code Title Description
ST Notification of lapse