IT7827436A0 - Impianto di servocontrollo a pedinamento automatico particolarmente per l'impiego di apparecchiatura da riproduzione. - Google Patents

Impianto di servocontrollo a pedinamento automatico particolarmente per l'impiego di apparecchiatura da riproduzione.

Info

Publication number
IT7827436A0
IT7827436A0 IT7827436A IT2743678A IT7827436A0 IT 7827436 A0 IT7827436 A0 IT 7827436A0 IT 7827436 A IT7827436 A IT 7827436A IT 2743678 A IT2743678 A IT 2743678A IT 7827436 A0 IT7827436 A0 IT 7827436A0
Authority
IT
Italy
Prior art keywords
automatic tracking
system particularly
reproduction equipment
servocontrol system
tracking servocontrol
Prior art date
Application number
IT7827436A
Other languages
English (en)
Other versions
IT1099461B (it
Original Assignee
Sony 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 Sony Corp filed Critical Sony Corp
Publication of IT7827436A0 publication Critical patent/IT7827436A0/it
Application granted granted Critical
Publication of IT1099461B publication Critical patent/IT1099461B/it

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
    • G11B15/18—Driving; Starting; Stopping; Arrangements for control or regulation thereof
    • G11B15/46—Controlling, regulating, or indicating speed
    • G11B15/467—Controlling, regulating, or indicating speed in arrangements for recording or reproducing wherein both record carriers and heads are driven
    • G11B15/4673—Controlling, regulating, or indicating speed in arrangements for recording or reproducing wherein both record carriers and heads are driven by controlling the speed of the tape while the head is rotating
    • G11B15/4675—Controlling, regulating, or indicating speed in arrangements for recording or reproducing wherein both record carriers and heads are driven by controlling the speed of the tape while the head is rotating with provision for information tracking
IT27436/78A 1977-09-08 1978-09-07 Impianto di servocontrollo a pedinamento automatico particolarmente per l'impiego di apparecchiatura da riproduzione IT1099461B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10723377A JPS5441114A (en) 1977-09-08 1977-09-08 Automatic tracking system

Publications (2)

Publication Number Publication Date
IT7827436A0 true IT7827436A0 (it) 1978-09-07
IT1099461B IT1099461B (it) 1985-09-18

Family

ID=14453854

Family Applications (1)

Application Number Title Priority Date Filing Date
IT27436/78A IT1099461B (it) 1977-09-08 1978-09-07 Impianto di servocontrollo a pedinamento automatico particolarmente per l'impiego di apparecchiatura da riproduzione

Country Status (10)

Country Link
US (1) US4210943A (it)
JP (1) JPS5441114A (it)
AT (1) AT384138B (it)
AU (1) AU517555B2 (it)
CA (1) CA1124854A (it)
DE (1) DE2838848A1 (it)
FR (1) FR2402914A1 (it)
GB (1) GB2004094B (it)
IT (1) IT1099461B (it)
NL (1) NL193230C (it)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5448210A (en) * 1977-09-26 1979-04-16 Sony Corp Automatic tracking system
JPS56101621A (en) * 1980-01-17 1981-08-14 Victor Co Of Japan Ltd Tracking system of magnetic reproducing device
JPS57164466A (en) * 1981-04-02 1982-10-09 Sony Corp Drum servo device of vtr
JPS581843A (ja) * 1981-06-26 1983-01-07 Hitachi Ltd Ｖｔｒのオ−トトラッキング装置
US4490755A (en) * 1981-07-09 1984-12-25 Victor Company Of Japan, Ltd. Recording and reproducing video signals at selectable different tape traveling speeds from plural video head pairs
DE3130801C2 (de) * 1981-08-04 1984-09-27 Grundig E.M.V. Elektro-Mechanische Versuchsanstalt Max Grundig & Co KG, 8510 Fürth Verfahren und Schaltungsanordnung zur elektrischen Einstellung der Kopfradhöhe von Video-Aufzeichnungs- und -Wiedergabegeräten
DE3205781C1 (de) * 1982-02-18 1983-10-06 Licentia Gmbh Videorecorder mit Zeitraffer- und/oder Zeitlupenwiedergabe
US4745496A (en) * 1982-09-15 1988-05-17 Ampex Corporation Apparatus and method for adjusting the tracking position of a magnetic head along a magnetic track
US4689706A (en) * 1982-09-15 1987-08-25 Ampex Corporation Apparatus and method for adjusting the respective positions of a magnetic head and video information along a magnetic track
US4595960A (en) * 1982-11-03 1986-06-17 Rca Corporation Phase-reversed dithered automatic scan tracking system
AU577399B2 (en) * 1984-08-22 1988-09-22 Sony Corporation Tracking control apparatus
JPH0654568B2 (ja) * 1984-10-31 1994-07-20 株式会社日立製作所 磁気記録再生装置の自動トラツキング制御装置
US4647990A (en) * 1984-11-02 1987-03-03 Victor Company Of Japan, Ltd. Tracking control system
JPS61120295U (it) * 1985-01-12 1986-07-29
DE3440779A1 (de) * 1984-11-08 1986-05-07 Grundig E.M.V. Elektro-Mechanische Versuchsanstalt Max Grundig holländ. Stiftung & Co KG, 8510 Fürth Anordnung zur einregelung der spurlage bei der wiedergabe magnetisch aufgezeichneter frequenzmodulierter signale
JPS61217954A (ja) * 1985-03-25 1986-09-27 Sony Corp 記録再生装置
DE3522935A1 (de) * 1985-06-27 1987-01-08 Thomson Brandt Gmbh Videorecorder
JPH0664790B2 (ja) * 1985-08-28 1994-08-22 株式会社日立製作所 磁気再生装置の自動トラッキング装置
JP2695830B2 (ja) * 1988-03-31 1998-01-14 株式会社東芝 トラッキング制御装置
US5001579A (en) * 1988-05-27 1991-03-19 Eastman Kodak Company Method and apparatus for centering a transducer over a recorded track on a rotary storage medium
JPH0373454A (ja) * 1989-04-28 1991-03-28 Sony Corp ビデオテープレコーダ
US5287432A (en) * 1989-09-16 1994-02-15 Sony Corporation Method and apparatus for effecting fuzzy control
DE69029116T2 (de) * 1989-09-16 1997-03-20 Sony Corp Verfahren und Vorrichtung zur Durchführung einer undeutlichen Steuerung
JP2728544B2 (ja) * 1990-05-18 1998-03-18 株式会社日立製作所 磁気記録再生装置の自動トラッキング装置
KR930009229B1 (ko) * 1991-01-31 1993-09-24 삼성전자 주식회사 캡스턴모터 제어장치
JP2961939B2 (ja) * 1991-04-12 1999-10-12 ソニー株式会社 編集機能付記録再生装置
KR970004661B1 (ko) * 1993-12-30 1997-03-29 엘지전자 주식회사 Vcr 실시간 카운터의 진행 및 정지 제어장치
US6954410B2 (en) * 2000-01-20 2005-10-11 Hitachi, Ltd. Information recording and reproducing apparatus for updating the waveform of a laser based on position information

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1310497A (en) * 1969-03-21 1973-03-21 Rca Corp Synchronizing system
DE1964847A1 (de) * 1969-12-24 1971-07-01 Licentia Gmbh Videosignalaufzeichnungsgeraet mit zwei Koepfen
US3663763A (en) * 1970-04-06 1972-05-16 Ampex Automatic tracking method and apparatus for rotary scan tape transport
US3663764A (en) * 1970-04-06 1972-05-16 Ampex Automatic tracking circuit for transverse scan magnetic tape transport
JPS5137527B1 (it) * 1970-09-18 1976-10-16
DE2348286C3 (de) * 1972-04-01 1980-10-09 Loewe Opta Gmbh, 1000 Berlin Schaltungsanordnung für ein Video-Magnetbandgerät mit Schrägspurabtastung mit einer Spursuchautomatik zur automatischen Korrektur der Spurlage des Magnetbandes
DE2306197B1 (de) * 1973-02-08 1974-04-25 Grundig E.M.V. Elektro-Mechanischeversuchsanstalt Inh. Max Grundig, 8510 Fuerth Anordnung zur automatischen Spursuche bei der Wiedergabe magnetischer Schrägspuraufzeichnungen
US4104684A (en) * 1975-05-19 1978-08-01 Matsushita Electric Industrial Co., Ltd. Rotary head type magnetic video recording and reproducing system
US4127881A (en) * 1975-10-21 1978-11-28 Matsushita Electric Industrial Co., Ltd. Tracking control system for magnetic video recording and reproducing system
DE2549579C3 (de) * 1975-11-05 1978-06-29 Loewe Opta Gmbh, 1000 Berlin Schaltung zur automatischen Spureinstellung eines Magnetbandes in einem Magnetband-Bildaufzeichnungsgerät
US4047231A (en) * 1976-03-19 1977-09-06 Ampex Corporation High stability digital head servo for video recorders
JPS6030008B2 (ja) * 1976-08-20 1985-07-13 ソニー株式会社 再生装置

Also Published As

Publication number Publication date
DE2838848C2 (it) 1990-04-05
NL193230C (nl) 1999-03-03
NL7809149A (nl) 1979-03-12
US4210943A (en) 1980-07-01
AT384138B (de) 1987-10-12
CA1124854A (en) 1982-06-01
NL193230B (nl) 1998-11-02
FR2402914B1 (it) 1982-06-11
FR2402914A1 (fr) 1979-04-06
GB2004094B (en) 1982-05-19
JPS615211B2 (it) 1986-02-17
AU3955978A (en) 1980-03-13
ATA650378A (de) 1987-02-15
DE2838848A1 (de) 1979-07-26
JPS5441114A (en) 1979-04-02
IT1099461B (it) 1985-09-18
GB2004094A (en) 1979-03-21
AU517555B2 (en) 1981-08-06

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