JPS5422810A - Control system for video recording and reproducing apparatus - Google Patents

Control system for video recording and reproducing apparatus

Info

Publication number
JPS5422810A
JPS5422810A JP8736877A JP8736877A JPS5422810A JP S5422810 A JPS5422810 A JP S5422810A JP 8736877 A JP8736877 A JP 8736877A JP 8736877 A JP8736877 A JP 8736877A JP S5422810 A JPS5422810 A JP S5422810A
Authority
JP
Japan
Prior art keywords
control system
reproducing apparatus
video recording
reference position
vtr
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
JP8736877A
Other languages
Japanese (ja)
Inventor
Tsunehiko Tejima
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP8736877A priority Critical patent/JPS5422810A/en
Publication of JPS5422810A publication Critical patent/JPS5422810A/en
Pending legal-status Critical Current

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  • Control Of Velocity Or Acceleration (AREA)

Abstract

PURPOSE: To improve the performance of a rotation control system of a VTR by providing an auxiliary feed-back loop, which is operative to modulate a reference position in response to a phase error signal, to establish a preset relationship between a rotational phase and the reference position.
COPYRIGHT: (C)1979,JPO&Japio
JP8736877A 1977-07-22 1977-07-22 Control system for video recording and reproducing apparatus Pending JPS5422810A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8736877A JPS5422810A (en) 1977-07-22 1977-07-22 Control system for video recording and reproducing apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8736877A JPS5422810A (en) 1977-07-22 1977-07-22 Control system for video recording and reproducing apparatus

Publications (1)

Publication Number Publication Date
JPS5422810A true JPS5422810A (en) 1979-02-21

Family

ID=13912945

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8736877A Pending JPS5422810A (en) 1977-07-22 1977-07-22 Control system for video recording and reproducing apparatus

Country Status (1)

Country Link
JP (1) JPS5422810A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4785360A (en) * 1985-10-07 1988-11-15 Canon Kabushiki Kaisha Recording and reproducing apparatus having tracking control responsive to erase head scanning

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4785360A (en) * 1985-10-07 1988-11-15 Canon Kabushiki Kaisha Recording and reproducing apparatus having tracking control responsive to erase head scanning

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