CA1252205A - Methode et dispositif de truquage optique a l'aide de magnetoscopes - Google Patents

Methode et dispositif de truquage optique a l'aide de magnetoscopes

Info

Publication number
CA1252205A
CA1252205A CA000274370A CA274370A CA1252205A CA 1252205 A CA1252205 A CA 1252205A CA 000274370 A CA000274370 A CA 000274370A CA 274370 A CA274370 A CA 274370A CA 1252205 A CA1252205 A CA 1252205A
Authority
CA
Canada
Prior art keywords
track
transducer
transducing
tape
signal
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
CA000274370A
Other languages
English (en)
Inventor
Raymond F. Ravizza
Richard A. Hathaway
Donald B. Macleod
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.)
Ampex Corp
Original Assignee
Ampex 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 Ampex Corp filed Critical Ampex Corp
Application granted granted Critical
Publication of CA1252205A publication Critical patent/CA1252205A/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
    • 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
    • G11B5/58—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 provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
    • G11B5/584—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 provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following for track following on tapes
    • G11B5/588—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 provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following for track following on tapes by controlling the position of the rotating heads

Landscapes

  • Adjustment Of The Magnetic Head Position Track Following On Tapes (AREA)
  • Control Of Velocity Or Acceleration (AREA)
CA000274370A 1976-03-19 1977-03-21 Methode et dispositif de truquage optique a l'aide de magnetoscopes Expired CA1252205A (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US66865276A 1976-03-19 1976-03-19
US668,652 1976-03-19
US67781576A 1976-04-16 1976-04-16
US677,815 1976-04-16

Publications (1)

Publication Number Publication Date
CA1252205A true CA1252205A (fr) 1989-04-04

Family

ID=27099967

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000274370A Expired CA1252205A (fr) 1976-03-19 1977-03-21 Methode et dispositif de truquage optique a l'aide de magnetoscopes

Country Status (8)

Country Link
JP (2) JPS52117106A (fr)
AT (1) AT385382B (fr)
CA (1) CA1252205A (fr)
DE (1) DE2711703C2 (fr)
FR (1) FR2345035A1 (fr)
GB (1) GB1579854A (fr)
IT (1) IT1073210B (fr)
NL (1) NL7702995A (fr)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52152712A (en) * 1976-06-15 1977-12-19 Victor Co Of Japan Ltd Magnetic recording and reproducing apparatus
JPS6031009B2 (ja) * 1976-12-02 1985-07-19 ソニー株式会社 自動トラツキング装置
JPS5460522A (en) * 1977-10-24 1979-05-16 Sony Corp Reproducer
JPS5492307A (en) * 1977-12-29 1979-07-21 Sony Corp Driving circuit of electrostrictive converter
JPS54113308A (en) * 1978-02-23 1979-09-04 Sony Corp Tracking device for magnetic head
JPS54117627A (en) * 1978-03-06 1979-09-12 Sony Corp Video signal reproducing device
CA1147456A (fr) * 1978-03-23 1983-05-31 Raymond F. Ravizza Servomecanisme a compensation automatique pour tete mobile et methode de fonctionnement
US4319289A (en) * 1978-03-23 1982-03-09 Ampex Corporation Movable head automatic position acquisition circuit and method
US4163993A (en) * 1978-03-23 1979-08-07 Ampex Corporation Continuous slow motion automatic tracking system
US4215362A (en) * 1978-03-23 1980-07-29 Ampex Corporation Track selection method and apparatus
JPS6019074B2 (ja) * 1978-04-08 1985-05-14 ソニー株式会社 映像信号記録再生装置
JPS5538649A (en) * 1978-09-07 1980-03-18 Sony Corp Tracking unit of magnetic head
JPS5539478A (en) * 1978-09-14 1980-03-19 Sony Corp Regenerator of video signal
JPS5668922A (en) * 1979-11-06 1981-06-09 Sony Corp Magnetic recording and reproducing device
JPS5727421A (en) * 1980-07-23 1982-02-13 Sony Corp Track following device
JPS5733431A (en) 1980-08-06 1982-02-23 Sony Corp Track following device
AT368822B (de) * 1981-03-25 1982-11-10 Philips Nv Wiedergabegeraet
US4481544A (en) * 1981-09-18 1984-11-06 Ampex Corporation Automatic tracking system with apparatus to prevent mistracking by a limited range transducer during stop motion
JPS5897984A (ja) * 1981-12-04 1983-06-10 Sony Corp 映像信号再生装置
JPS58172079A (ja) * 1982-04-02 1983-10-08 Sony Corp 再生装置
US4536806A (en) * 1982-04-02 1985-08-20 Ampex Corporation Microprocessor controlled multiple servo system for a recording and/or reproducing apparatus
DE3305618C2 (de) * 1983-02-18 1986-04-30 Deutsche Thomson-Brandt Gmbh, 7730 Villingen-Schwenningen Kopftrommel für ein Videomagnetbandgerät
DE3722927A1 (de) * 1986-07-16 1988-01-21 Mitsubishi Electric Corp Kopftrommelanordnung
DE3635536A1 (de) * 1986-10-18 1988-04-28 Thomson Brandt Gmbh Verfahren zum schreiben und/oder lesen der spuren eines magnetbandes
EP0319530B1 (fr) * 1987-05-22 1992-12-30 KUDELSKI SA Fabrique d'enregistreurs Nagra Dispositif d'enregistrement magnetique ou autre a une ou plusieurs tetes graveuses tournantes
DE4121622C1 (fr) * 1991-06-29 1992-03-26 Grundig E.M.V. Elektro-Mechanische Versuchsanstalt Max Grundig Hollaend. Stiftung & Co Kg, 8510 Fuerth, De

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1131421B (de) * 1952-01-14 1962-06-14 Telefonbau Anordnung zum absatzweisen Abtasten schraeg zur Bewegungsrichtung eines bandfoermigen Magnetogrammtraegers verlaufender Spuren mittels eines umlaufenden zylindrischen Wandlers
US2897290A (en) * 1956-12-14 1959-07-28 Soundscriber Corp Automatic tracking device for transverse sound track tape recorders
DE1039248B (de) * 1956-12-20 1958-09-18 Norddeutscher Rundfunk Rotierender Abtast-Magnetkopf zum Aufsuchen bestimmter Aufzeichnungsstellen auf Magnettontraegern
DE1079853B (de) * 1958-04-11 1960-04-14 August Schwer Soehne G M B H Magnettongeraet zur Aufzeichnung und/oder Wiedergabe in mehreren unter sich parallelen endlichen Spuren eines Magnetogrammtraegers
DE1081247B (de) * 1958-04-30 1960-05-05 Telefonbau Umlaufender Abtast-Magnetkopf
JPS5650329B2 (fr) * 1972-05-22 1981-11-28
JPS5633772B2 (fr) * 1972-12-20 1981-08-06
NL7409513A (en) * 1974-07-15 1976-01-19 Philips Nv Servo system for controlling position of magnetic reading head - has selection signals written into data tracks with simultaneous reading of adjacent tracks
JPS6059787B2 (ja) * 1975-10-14 1985-12-26 ソニー株式会社 映像信号再生装置
JPS6348081A (ja) * 1986-08-15 1988-02-29 Omron Tateisi Electronics Co 物体検出用静止撮像カメラ

Also Published As

Publication number Publication date
IT1073210B (it) 1985-04-13
JPH03162709A (ja) 1991-07-12
JPS52117106A (en) 1977-10-01
JPH0534723B2 (fr) 1993-05-24
ATA188177A (de) 1987-08-15
AT385382B (de) 1988-03-25
DE2711703A1 (de) 1977-11-17
DE2711703C2 (de) 1990-01-04
NL7702995A (nl) 1977-09-21
JPS6348081B2 (fr) 1988-09-27
GB1579854A (en) 1980-11-26
FR2345035A1 (fr) 1977-10-14
FR2345035B1 (fr) 1985-03-29

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Legal Events

Date Code Title Description
MKEX Expiry