JPS53122407A - Servo system of vtr - Google Patents

Servo system of vtr

Info

Publication number
JPS53122407A
JPS53122407A JP3657777A JP3657777A JPS53122407A JP S53122407 A JPS53122407 A JP S53122407A JP 3657777 A JP3657777 A JP 3657777A JP 3657777 A JP3657777 A JP 3657777A JP S53122407 A JPS53122407 A JP S53122407A
Authority
JP
Japan
Prior art keywords
vtr
servo system
synchronizing signal
vertical synchronizing
phases
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
JP3657777A
Other languages
Japanese (ja)
Inventor
Shigeyuki Morita
Sadanori Fujiyama
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.)
NEC Home Electronics Ltd
NEC Corp
Original Assignee
NEC Home Electronics Ltd
Nippon Electric Co 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
Application filed by NEC Home Electronics Ltd, Nippon Electric Co Ltd filed Critical NEC Home Electronics Ltd
Priority to JP3657777A priority Critical patent/JPS53122407A/en
Publication of JPS53122407A publication Critical patent/JPS53122407A/en
Pending legal-status Critical Current

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
    • G11B15/473—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 heads

Landscapes

  • Control Of Velocity Or Acceleration (AREA)

Abstract

PURPOSE:To control the revolving phases of video heads and improve picture quality by providing specific phases to a reference vertical synchronizing signal and a vertical synchronizing signal being reproduced at the still reproduction.
JP3657777A 1977-03-31 1977-03-31 Servo system of vtr Pending JPS53122407A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3657777A JPS53122407A (en) 1977-03-31 1977-03-31 Servo system of vtr

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3657777A JPS53122407A (en) 1977-03-31 1977-03-31 Servo system of vtr

Publications (1)

Publication Number Publication Date
JPS53122407A true JPS53122407A (en) 1978-10-25

Family

ID=12473614

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3657777A Pending JPS53122407A (en) 1977-03-31 1977-03-31 Servo system of vtr

Country Status (1)

Country Link
JP (1) JPS53122407A (en)

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