JPS5260105A - Tracking control system of magnetic recording/reproducing unit - Google Patents

Tracking control system of magnetic recording/reproducing unit

Info

Publication number
JPS5260105A
JPS5260105A JP50136502A JP13650275A JPS5260105A JP S5260105 A JPS5260105 A JP S5260105A JP 50136502 A JP50136502 A JP 50136502A JP 13650275 A JP13650275 A JP 13650275A JP S5260105 A JPS5260105 A JP S5260105A
Authority
JP
Japan
Prior art keywords
tracking control
control system
magnetic recording
reproducing unit
control signal
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.)
Granted
Application number
JP50136502A
Other languages
Japanese (ja)
Other versions
JPS5631665B2 (en
Inventor
Masahiro Deguchi
Noboru Wakami
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial 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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP50136502A priority Critical patent/JPS5260105A/en
Priority to US05/686,396 priority patent/US4104684A/en
Priority to CA252,767A priority patent/CA1068815A/en
Publication of JPS5260105A publication Critical patent/JPS5260105A/en
Publication of JPS5631665B2 publication Critical patent/JPS5631665B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Control Of Position Or Direction (AREA)
  • Control Of Velocity Or Acceleration (AREA)

Abstract

PURPOSE: When the tracking control signal is generated from envelope of reproduced video signal and the tracking control signal becomes to the prescribed level, the control signal generator circuitis discharged to have a control for tracking phase.
COPYRIGHT: (C)1977,JPO&Japio
JP50136502A 1975-05-19 1975-11-12 Tracking control system of magnetic recording/reproducing unit Granted JPS5260105A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP50136502A JPS5260105A (en) 1975-11-12 1975-11-12 Tracking control system of magnetic recording/reproducing unit
US05/686,396 US4104684A (en) 1975-05-19 1976-05-14 Rotary head type magnetic video recording and reproducing system
CA252,767A CA1068815A (en) 1975-05-19 1976-05-18 Rotary head type magnetic video recording and reproducing system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50136502A JPS5260105A (en) 1975-11-12 1975-11-12 Tracking control system of magnetic recording/reproducing unit

Publications (2)

Publication Number Publication Date
JPS5260105A true JPS5260105A (en) 1977-05-18
JPS5631665B2 JPS5631665B2 (en) 1981-07-22

Family

ID=15176650

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50136502A Granted JPS5260105A (en) 1975-05-19 1975-11-12 Tracking control system of magnetic recording/reproducing unit

Country Status (1)

Country Link
JP (1) JPS5260105A (en)

Also Published As

Publication number Publication date
JPS5631665B2 (en) 1981-07-22

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