FR1309568A - Method and apparatus for compensating for irregularities in movement of a recording medium - Google Patents

Method and apparatus for compensating for irregularities in movement of a recording medium

Info

Publication number
FR1309568A
FR1309568A FR882552A FR882552A FR1309568A FR 1309568 A FR1309568 A FR 1309568A FR 882552 A FR882552 A FR 882552A FR 882552 A FR882552 A FR 882552A FR 1309568 A FR1309568 A FR 1309568A
Authority
FR
France
Prior art keywords
irregularities
compensating
movement
recording medium
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
FR882552A
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.)
Vectron Electro Physics Ltd
Original Assignee
Vectron Electro Physics Ltd
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
Priority claimed from GB4392460A external-priority patent/GB925603A/en
Application filed by Vectron Electro Physics Ltd filed Critical Vectron Electro Physics Ltd
Priority to FR882552A priority Critical patent/FR1309568A/en
Application granted granted Critical
Publication of FR1309568A publication Critical patent/FR1309568A/en
Expired legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B15/00Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function
    • G11B15/18Driving; Starting; Stopping; Arrangements for control or regulation thereof
    • G11B15/1808Driving of both record carrier and head
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/20Signal processing not specific to the method of recording or reproducing; Circuits therefor for correction of skew for multitrack recording
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/22Signal processing not specific to the method of recording or reproducing; Circuits therefor for reducing distortions
    • G11B20/225Signal processing not specific to the method of recording or reproducing; Circuits therefor for reducing distortions for reducing wow or flutter
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/48Disposition 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
    • G11B5/56Disposition 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 support for the purpose of adjusting the position of the head relative to the record carrier, e.g. manual adjustment for azimuth correction or track centering
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/48Disposition 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
    • G11B5/58Disposition 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
    • G11B5/584Disposition 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
FR882552A 1960-12-21 1961-12-20 Method and apparatus for compensating for irregularities in movement of a recording medium Expired FR1309568A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR882552A FR1309568A (en) 1960-12-21 1961-12-20 Method and apparatus for compensating for irregularities in movement of a recording medium

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB4392460A GB925603A (en) 1960-12-21 1960-12-21 Compensation of irregularities in motion of a recording medium
FR882552A FR1309568A (en) 1960-12-21 1961-12-20 Method and apparatus for compensating for irregularities in movement of a recording medium

Publications (1)

Publication Number Publication Date
FR1309568A true FR1309568A (en) 1962-11-16

Family

ID=26193595

Family Applications (1)

Application Number Title Priority Date Filing Date
FR882552A Expired FR1309568A (en) 1960-12-21 1961-12-20 Method and apparatus for compensating for irregularities in movement of a recording medium

Country Status (1)

Country Link
FR (1) FR1309568A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0026524A1 (en) * 1979-09-28 1981-04-08 Koninklijke Philips Electronics N.V. Apparatus for recording and/or reproducing signals in a plurality of parallel longitudinal tracks on a magnetic tape
FR2502878A1 (en) * 1981-03-25 1982-10-01 Sony Corp APPARATUS FOR RECORDING AND REPRODUCING AN INFORMATION SIGNAL, IN PARTICULAR FOR CONTROLLING THE SCANNING SPEED OF A MAGNETIC STRIP
US4639812A (en) * 1982-11-08 1987-01-27 Nakamichi Corporation Magnetic head and apparatus for automatically adjusting the azimuth position thereof

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0026524A1 (en) * 1979-09-28 1981-04-08 Koninklijke Philips Electronics N.V. Apparatus for recording and/or reproducing signals in a plurality of parallel longitudinal tracks on a magnetic tape
FR2502878A1 (en) * 1981-03-25 1982-10-01 Sony Corp APPARATUS FOR RECORDING AND REPRODUCING AN INFORMATION SIGNAL, IN PARTICULAR FOR CONTROLLING THE SCANNING SPEED OF A MAGNETIC STRIP
US4639812A (en) * 1982-11-08 1987-01-27 Nakamichi Corporation Magnetic head and apparatus for automatically adjusting the azimuth position thereof

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