DE1927976A1 - Verfahren zum Praeparieren eines Magnetbandes - Google Patents

Verfahren zum Praeparieren eines Magnetbandes

Info

Publication number
DE1927976A1
DE1927976A1 DE19691927976 DE1927976A DE1927976A1 DE 1927976 A1 DE1927976 A1 DE 1927976A1 DE 19691927976 DE19691927976 DE 19691927976 DE 1927976 A DE1927976 A DE 1927976A DE 1927976 A1 DE1927976 A1 DE 1927976A1
Authority
DE
Germany
Prior art keywords
magnetic tape
recording
piece
records
markings
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.)
Pending
Application number
DE19691927976
Other languages
German (de)
English (en)
Inventor
Rene Hess
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.)
CIE INTERNATIONALE POUR LA DIF
Original Assignee
CIE INTERNATIONALE POUR LA DIF
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 CIE INTERNATIONALE POUR LA DIF filed Critical CIE INTERNATIONALE POUR LA DIF
Publication of DE1927976A1 publication Critical patent/DE1927976A1/de
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
    • G11B27/10—Indexing; Addressing; Timing or synchronising; Measuring tape travel
    • G11B27/19—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier
    • G11B27/24—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by sensing features on the record carrier other than the transducing track ; sensing signals or marks recorded by another method than the main recording
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
    • G09B5/00—Electrically-operated educational appliances
    • G09B5/04—Electrically-operated educational appliances with audible presentation of the material to be studied
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B15/00—Driving, 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
    • G11B15/02—Control of operating function, e.g. switching from recording to reproducing
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B15/00—Driving, 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
    • G11B15/02—Control of operating function, e.g. switching from recording to reproducing
    • G11B15/04—Preventing, inhibiting, or warning against accidental erasing or double recording
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B15/00—Driving, 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
    • G11B15/02—Control of operating function, e.g. switching from recording to reproducing
    • G11B15/05—Control of operating function, e.g. switching from recording to reproducing by sensing features present on or derived from record carrier or container
    • G11B15/06—Control of operating function, e.g. switching from recording to reproducing by sensing features present on or derived from record carrier or container by sensing auxiliary features on record carriers or containers, e.g. to stop machine near the end of a tape
    • G11B15/08—Control of operating function, e.g. switching from recording to reproducing by sensing features present on or derived from record carrier or container by sensing auxiliary features on record carriers or containers, e.g. to stop machine near the end of a tape by photoelectric sensing
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B23/00—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture
    • G11B23/38—Visual features other than those contained in record tracks or represented by sprocket holes the visual signals being auxiliary signals
    • G11B23/42—Marks for indexing, speed-controlling, synchronising, or timing
    • 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
    • G11B5/74—Record carriers characterised by the form, e.g. sheet shaped to wrap around a drum

Landscapes

  • Engineering & Computer Science (AREA)
  • Business, Economics & Management (AREA)
  • Physics & Mathematics (AREA)
  • Educational Administration (AREA)
  • Educational Technology (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Electrically Operated Instructional Devices (AREA)
  • Recording Or Reproducing By Magnetic Means (AREA)
DE19691927976 1968-06-13 1969-06-02 Verfahren zum Praeparieren eines Magnetbandes Pending DE1927976A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH877768A CH499847A (fr) 1968-06-13 1968-06-13 Procédé de préparation d'une bande magnétique et bande magnétique résultant du procédé

Publications (1)

Publication Number Publication Date
DE1927976A1 true DE1927976A1 (de) 1970-01-15

Family

ID=4344627

Family Applications (2)

Application Number Title Priority Date Filing Date
DE19691927976 Pending DE1927976A1 (de) 1968-06-13 1969-06-02 Verfahren zum Praeparieren eines Magnetbandes
DE19691927977 Pending DE1927977A1 (de) 1968-06-13 1969-06-02 Aufnahme- und Wiedergabegeraet fuer Magnetbaender

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE19691927977 Pending DE1927977A1 (de) 1968-06-13 1969-06-02 Aufnahme- und Wiedergabegeraet fuer Magnetbaender

Country Status (8)

Country Link
US (1) US3662120A (enExample)
BE (2) BE733854A (enExample)
CH (1) CH499847A (enExample)
DE (2) DE1927976A1 (enExample)
ES (2) ES368098A1 (enExample)
FR (2) FR2010811A1 (enExample)
IL (2) IL32312A0 (enExample)
NL (2) NL6908836A (enExample)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2615838C2 (de) * 1976-04-10 1985-02-07 Philips Patentverwaltung Gmbh, 2000 Hamburg Vorrichtung zur Positionsregelung eines Schreib-Lesekopfes für Datenträger mit einer Magnetspeicherschicht
US4078315A (en) * 1976-10-18 1978-03-14 Mcfadden Fred Lee Prerecorded tape recording and branched method of instructing using same
NL7705111A (nl) * 1977-05-10 1978-11-14 Philips Nv Magneetband met optische waarneembare mar- keringen en werkwijze voor het vervaardigen van een dergelijke band.
WO1980002606A1 (fr) * 1979-05-23 1980-11-27 Perfectone Prod Sa Disposition pour l'impression d'une bande sonore ou d'un film avec des marques visibles
GB2165686A (en) * 1984-10-17 1986-04-16 Ezouri Fuad Akka A method of and apparatus for tape based sound reproduction
DE3511157A1 (de) * 1985-03-27 1986-10-02 Bruno 8729 Ebelsbach Kessler Datentraegerband mit schaltstreifen sowie verfahren und vorrichtung zu dessen herstellung
WO1996003749A1 (en) * 1994-07-27 1996-02-08 Friedman, Mark, M. Interactive audio tape apparatus
GB2335785B (en) 1998-03-24 2002-09-18 Quantum Corp Multi-channel magnetic tape system having optical tracking servo
US7029726B1 (en) 1999-07-27 2006-04-18 Quantum Corporation Method for forming a servo pattern on a magnetic tape
US7153366B1 (en) 1998-03-24 2006-12-26 Quantum Corporation Systems and method for forming a servo pattern on a magnetic tape
AU2441099A (en) 1999-02-16 2000-09-04 Quantum Corporation Method of writing servo signal on magnetic tape
JP4286457B2 (ja) 1999-02-17 2009-07-01 クウォンタム・コーポレイション 磁気テープへのサーボ信号書き込み方法
US6606220B1 (en) * 1999-06-11 2003-08-12 Quantum Corporation Systems and methods for providing beginning-of-tape and end-of-tape indicators
US6961200B2 (en) * 1999-07-27 2005-11-01 Quantum Corporation Optical servo track identification on tape storage media
US6558774B1 (en) 1999-08-17 2003-05-06 Quantum Corporation Multiple-layer backcoating for magnetic tape
US6940676B1 (en) 2000-06-07 2005-09-06 Quantum Corporation Triple push-pull optical tracking system
US6940681B2 (en) 2001-08-20 2005-09-06 Quantum Corporation Optical to magnetic alignment in magnetic tape system
US7023650B2 (en) 2001-11-07 2006-04-04 Quantum Corporation Optical sensor to recording head alignment
US6980390B2 (en) * 2003-02-05 2005-12-27 Quantum Corporation Magnetic media with embedded optical servo tracks
US7187515B2 (en) * 2003-02-05 2007-03-06 Quantum Corporation Method and system for tracking magnetic media with embedded optical servo tracks

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE506168C (de) * 1928-03-03 1930-09-02 Siemens & Halske Akt Ges Anordnung fuer Nachrichtenuebertragungssysteme
US2385701A (en) * 1940-08-03 1945-09-25 William S Halstead Automatic recording and reproducing system
US3257515A (en) * 1955-10-26 1966-06-21 Nakamatsu Yoshiro Apparatus for automatic operation of a record tape in a recording and reproducing machine
US2847513A (en) * 1956-04-18 1958-08-12 Teleprompter Corp Sound effect control
US3373508A (en) * 1964-10-29 1968-03-19 Hc Electronics Inc Teaching apparatus
US3458667A (en) * 1965-01-18 1969-07-29 Edward D Burquez Method of using an endless recording tape
AT247636B (de) * 1965-01-20 1966-06-27 Philips Nv Einrichtung zum Ausschalten mindestens eines der Betriebszustände eines Aufzeichnungs- und/oder Wiedergabegerätes
US3423850A (en) * 1966-10-17 1969-01-28 Rene C Snepvangers Automated teaching apparatus
US3492668A (en) * 1966-12-20 1970-01-27 Audio Devices Inc Computer reel
US3488867A (en) * 1968-05-15 1970-01-13 Kms Ind Inc Recording-reproducing apparatus for teaching cards

Also Published As

Publication number Publication date
FR2010811A1 (enExample) 1970-02-20
DE1927977A1 (de) 1970-01-15
ES368072A1 (es) 1972-05-16
NL6908836A (enExample) 1969-12-16
BE733853A (enExample) 1969-11-03
ES368098A1 (es) 1971-05-01
IL32313A0 (en) 1969-07-30
US3662120A (en) 1972-05-09
FR2010812A1 (enExample) 1970-02-20
BE733854A (enExample) 1969-11-03
CH499847A (fr) 1970-11-30
IL32312A0 (en) 1969-07-30
NL6908837A (enExample) 1969-12-16

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