FR1219936A - Device for recording or reproducing high frequency signals and, in particular, television signals - Google Patents

Device for recording or reproducing high frequency signals and, in particular, television signals

Info

Publication number
FR1219936A
FR1219936A FR792087A FR792087A FR1219936A FR 1219936 A FR1219936 A FR 1219936A FR 792087 A FR792087 A FR 792087A FR 792087 A FR792087 A FR 792087A FR 1219936 A FR1219936 A FR 1219936A
Authority
FR
France
Prior art keywords
recording
signals
high frequency
reproducing high
frequency signals
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
FR792087A
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of FR1219936A publication Critical patent/FR1219936A/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
    • G11B5/52—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
    • G11B5/53—Disposition or mounting of heads on rotating support
    • G11B5/531—Disposition of more than one recording or reproducing head on support rotating cyclically around an axis
    • 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
    • G11B5/127—Structure or manufacture of heads, e.g. inductive
    • G11B5/17—Construction or disposition of windings
    • 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
    • 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
    • G11B5/53—Disposition or mounting of heads on rotating support

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Recording Or Reproducing By Magnetic Means (AREA)
  • Magnetic Heads (AREA)
FR792087A 1958-04-12 1959-04-13 Device for recording or reproducing high frequency signals and, in particular, television signals Expired FR1219936A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL226773 1958-04-12

Publications (1)

Publication Number Publication Date
FR1219936A true FR1219936A (en) 1960-05-20

Family

ID=19751176

Family Applications (1)

Application Number Title Priority Date Filing Date
FR792087A Expired FR1219936A (en) 1958-04-12 1959-04-13 Device for recording or reproducing high frequency signals and, in particular, television signals

Country Status (6)

Country Link
US (1) US3084225A (en)
CH (1) CH366067A (en)
DE (1) DE1137071B (en)
FR (1) FR1219936A (en)
GB (1) GB844050A (en)
NL (1) NL110074C (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1218497B (en) * 1962-10-24 1966-06-08 Ampex Device for contactless transmission of signals, in particular video signals, between rotating and stationary parts in magnetic tape devices

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL144807B (en) * 1963-12-31 1975-01-15 Philips Nv PROCESS FOR MANUFACTURE OF A ROTATABLE MAGNETIC HEAD CARRIER AND MAGNETIC HEAD CARRIER, MANUFACTURED ACCORDING TO THE PROCESS.
JPS5833613B2 (en) * 1977-11-09 1983-07-21 コンスタンチン、アンドレ−エウイツチ、ラブレンチエフ Rotating magnetic head assembly
US4509084A (en) * 1981-05-11 1985-04-02 Tokyo Shibaura Denki Kabushiki Kaisha Rotary magnetic head

Family Cites Families (8)

* 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
US2909616A (en) * 1953-06-15 1959-10-20 Marty Rene Magnetic talking machine
DE927999C (en) * 1953-07-01 1955-05-23 Telefunken Gmbh Apparatus for magnetic recording and reproduction of television images
GB760874A (en) * 1953-09-02 1956-11-07 Philips Electrical Ind Ltd Improvements in or relating to magnetic recording or reproducing heads
US2954547A (en) * 1956-02-16 1960-09-27 Ibm Selector for a multiple track record of a magnetic memory system
DE1026781B (en) * 1956-12-20 1958-03-27 Telefunken Gmbh Arrangement for magnetic recording and sampling of television signals
US3042756A (en) * 1956-12-21 1962-07-03 Ibm Rotatable magnetic transducer
US2985863A (en) * 1957-12-20 1961-05-23 Ibm Magnetic scanner

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1218497B (en) * 1962-10-24 1966-06-08 Ampex Device for contactless transmission of signals, in particular video signals, between rotating and stationary parts in magnetic tape devices

Also Published As

Publication number Publication date
DE1137071B (en) 1962-09-27
US3084225A (en) 1963-04-02
GB844050A (en) 1960-08-10
CH366067A (en) 1962-12-15
NL110074C (en)

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