BR7308988D0 - Aperfeicoamentos em sistema de gravacao, aparelho para girgirar sinais de controle de posicao e aparelho para controlar a posicao longitudinal de uma fita magnetica - Google Patents

Aperfeicoamentos em sistema de gravacao, aparelho para girgirar sinais de controle de posicao e aparelho para controlar a posicao longitudinal de uma fita magnetica

Info

Publication number
BR7308988D0
BR7308988D0 BR8988/73A BR898873A BR7308988D0 BR 7308988 D0 BR7308988 D0 BR 7308988D0 BR 8988/73 A BR8988/73 A BR 8988/73A BR 898873 A BR898873 A BR 898873A BR 7308988 D0 BR7308988 D0 BR 7308988D0
Authority
BR
Brazil
Prior art keywords
appliance
control
magnetic tape
recording system
signs
Prior art date
Application number
BR8988/73A
Other languages
English (en)
Inventor
O Lukrs
E Kollar
G Hart
Original Assignee
Ibm
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 Ibm filed Critical Ibm
Publication of BR7308988D0 publication Critical patent/BR7308988D0/pt

Links

Classifications

    • 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
    • G11B15/005—Programmed access in sequence to indexed parts of tracks of operating tapes, by driving or guiding the tape
    • 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
    • G11B15/18—Driving; Starting; Stopping; Arrangements for control or regulation thereof
    • G11B15/1808—Driving of both record carrier and head
    • 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
    • G11B15/60—Guiding record carrier
    • G11B15/602—Guiding record carrier for track selection, acquisition or following
    • 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
    • G11B15/60—Guiding record carrier
    • G11B15/61—Guiding record carrier on drum, e.g. drum containing rotating heads
    • 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
    • G11B27/102—Programmed access in sequence to addressed parts of tracks of operating record carriers
    • G11B27/107—Programmed access in sequence to addressed parts of tracks of operating record carriers of operating tapes
    • 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
    • H04N5/7824—Television signal recording using magnetic recording on tape with rotating magnetic heads
    • H04N5/7826—Television signal recording using magnetic recording on tape with rotating magnetic heads involving helical scanning of the magnetic tape
    • H04N5/78263—Television signal recording using magnetic recording on tape with rotating magnetic heads involving helical scanning of the magnetic tape for recording on tracks inclined relative to the direction of movement of the tape
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B2220/00—Record carriers by type
    • G11B2220/90—Tape-like record carriers

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Adjustment Of The Magnetic Head Position Track Following On Tapes (AREA)
  • Indexing, Searching, Synchronizing, And The Amount Of Synchronization Travel Of Record Carriers (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
BR8988/73A 1972-12-01 1973-11-16 Aperfeicoamentos em sistema de gravacao, aparelho para girgirar sinais de controle de posicao e aparelho para controlar a posicao longitudinal de uma fita magnetica BR7308988D0 (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00311087A US3839731A (en) 1972-12-01 1972-12-01 Apparatus for sensing relative position behind head and track in transverse magnetic recording without a separate control track

Publications (1)

Publication Number Publication Date
BR7308988D0 true BR7308988D0 (pt) 1974-09-05

Family

ID=23205339

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8988/73A BR7308988D0 (pt) 1972-12-01 1973-11-16 Aperfeicoamentos em sistema de gravacao, aparelho para girgirar sinais de controle de posicao e aparelho para controlar a posicao longitudinal de uma fita magnetica

Country Status (11)

Country Link
US (1) US3839731A (pt)
JP (1) JPS5721779B2 (pt)
BE (1) BE806841A (pt)
BR (1) BR7308988D0 (pt)
CA (1) CA1039846A (pt)
CH (1) CH556588A (pt)
FR (1) FR2209157B1 (pt)
GB (1) GB1421478A (pt)
IT (1) IT1012093B (pt)
NL (1) NL172600C (pt)
SE (1) SE396494B (pt)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS586207B2 (ja) * 1975-09-16 1983-02-03 日本電信電話株式会社 カイテンヘツドガタジキテ−プソウチ
US4215362A (en) * 1978-03-23 1980-07-29 Ampex Corporation Track selection method and apparatus
JPS54133820A (en) * 1978-04-08 1979-10-17 Sony Corp Recording regenerator for video signal
DE3110968A1 (de) * 1981-03-20 1982-09-30 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Videorecorder zur aufzeichnung eines mit dem videosignal frequenzmodulierten bildtraegers
JP2513204B2 (ja) * 1987-01-28 1996-07-03 ソニー株式会社 Ｐｃｍ信号再生装置の速度制御回路

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1391235A (fr) * 1964-03-09 1965-03-05 Rca Corp Montage de commande et de contrôle pour système d'enregistrement et de lecture de signaux électriques
US3369082A (en) * 1964-07-13 1968-02-13 Ampex Control track-monitor system
US3463877A (en) * 1965-08-02 1969-08-26 Ampex Electronic editing system for video tape recordings
GB1168178A (en) * 1966-12-19 1969-10-22 Sony Corp Improvements in Data Retrieval Systems
US3549797A (en) * 1967-09-05 1970-12-22 Bell & Howell Co Track alignment system in slant-track video tape recorder
US3666897A (en) * 1969-12-17 1972-05-30 Ibm Recording and reproducing system with video heads reading both information data from oblique tracks and address data from the longitudinal control track
FR2094560A5 (pt) * 1970-06-24 1972-02-04 Pizon Marcel

Also Published As

Publication number Publication date
NL172600B (nl) 1983-04-18
FR2209157B1 (pt) 1979-05-04
BE806841A (fr) 1974-02-15
SE396494B (sv) 1977-09-19
CA1039846A (en) 1978-10-03
JPS5721779B2 (pt) 1982-05-10
DE2359631B2 (de) 1977-03-31
IT1012093B (it) 1977-03-10
JPS4989515A (pt) 1974-08-27
GB1421478A (en) 1976-01-21
NL172600C (nl) 1983-09-16
DE2359631A1 (de) 1974-06-20
NL7314649A (pt) 1974-06-05
US3839731A (en) 1974-10-01
FR2209157A1 (pt) 1974-06-28
CH556588A (de) 1974-11-29

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