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JPS5668952A - Device for monitoring synchronization of tapeerecorder headdwhell servooloop - Google Patents

Device for monitoring synchronization of tapeerecorder headdwhell servooloop

Info

Publication number
JPS5668952A
JPS5668952A JP14621480A JP14621480A JPS5668952A JP S5668952 A JPS5668952 A JP S5668952A JP 14621480 A JP14621480 A JP 14621480A JP 14621480 A JP14621480 A JP 14621480A JP S5668952 A JPS5668952 A JP S5668952A
Authority
JP
Japan
Prior art keywords
tapeerecorder
servooloop
headdwhell
monitoring synchronization
synchronization
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
JP14621480A
Other languages
English (en)
Inventor
Rei Uooren Henri
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.)
RCA Corp
Original Assignee
RCA 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 RCA Corp filed Critical RCA Corp
Publication of JPS5668952A publication Critical patent/JPS5668952A/ja
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N17/00—Diagnosis, testing or measuring for television systems or their details
    • H04N17/06—Diagnosis, testing or measuring for television systems or their details for recorders
    • 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
    • G11B15/12—Masking of heads; circuits for Selecting or switching of heads between operative and inoperative functions or between different operative functions or for selection between operative heads; Masking of beams, e.g. of light beams
    • G11B15/14—Masking or switching periodically, e.g. of 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
    • G11B27/34—Indicating arrangements 

Landscapes

  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • General Health & Medical Sciences (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Adjustment Of The Magnetic Head Position Track Following On Tapes (AREA)
  • Television Signal Processing For Recording (AREA)
JP14621480A 1979-10-19 1980-10-17 Device for monitoring synchronization of tapeerecorder headdwhell servooloop Pending JPS5668952A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/086,329 US4263625A (en) 1979-10-19 1979-10-19 Headwheel servo lock verification with stationary head

Publications (1)

Publication Number Publication Date
JPS5668952A true JPS5668952A (en) 1981-06-09

Family

ID=22197862

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14621480A Pending JPS5668952A (en) 1979-10-19 1980-10-17 Device for monitoring synchronization of tapeerecorder headdwhell servooloop

Country Status (3)

Country Link
US (1) US4263625A (ja)
JP (1) JPS5668952A (ja)
DE (1) DE3039258C2 (ja)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4404603A (en) * 1980-05-27 1983-09-13 Warren Eugene D Apparatus and method for inspecting magnetic tape recorded material for alterations
US4489354A (en) * 1980-11-24 1984-12-18 Eastman Kodak Company Information recording system with recording process monitoring function
US4413288A (en) * 1981-12-07 1983-11-01 Rca Corporation Indicator control signal generator for video tape recorder
NL8300550A (nl) * 1982-04-16 1983-11-16 Ampex Inrichting voor het verifieren en optimaal maken van een registratie.
US4480274A (en) * 1982-04-16 1984-10-30 Ampex Corporation Record verify and optimize system
GB2164780B (en) * 1984-09-17 1988-05-25 Sony Corp Methods of recording and reproducing audio signals
US4675760A (en) * 1986-03-11 1987-06-23 Ampex Corporation Information signal recording and/or playback system and method using a prerecorded reference track
US4887171A (en) * 1988-04-04 1989-12-12 E-Systems, Inc. Slant record/helical scan playback certifier
GB2223346B (en) * 1988-07-23 1992-06-10 Tdm Tape Services Ltd Video tape certifier
US5963389A (en) * 1995-10-23 1999-10-05 Storage Technology Corporation Tape transport system using variable tape speed to achieve constant data speed and advance detection and correction of tracking errors to reduce data loss errors

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1151536B (de) * 1959-11-18 1963-07-18 Tokyo Shibaura Electric Co Vorrichtung zur wiedergabeseitigen Steuerung der Laufgeschwindigkeit eines mit Video-signalen beschrifteten Magnetbandes
US3225135A (en) * 1960-06-25 1965-12-21 Fuji Telecasting Co Ltd Method and apparatus for monitoring a television tape recording operation
US3369082A (en) * 1964-07-13 1968-02-13 Ampex Control track-monitor system
US3404223A (en) * 1965-03-26 1968-10-01 Roy F. La Violette Video tape monitor with longitudinal scanning of transverse video track
US3549797A (en) * 1967-09-05 1970-12-22 Bell & Howell Co Track alignment system in slant-track video tape recorder
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
FR2463482A1 (fr) * 1979-08-03 1981-02-20 Rca Corp Controle de l'enregistrement video par des tetes fixes

Also Published As

Publication number Publication date
US4263625A (en) 1981-04-21
DE3039258A1 (de) 1981-04-30
DE3039258C2 (de) 1982-12-09

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