JPS5260106A - Tracking control system of magnetic recording/reproducing unit - Google Patents

Tracking control system of magnetic recording/reproducing unit

Info

Publication number
JPS5260106A
JPS5260106A JP50136503A JP13650375A JPS5260106A JP S5260106 A JPS5260106 A JP S5260106A JP 50136503 A JP50136503 A JP 50136503A JP 13650375 A JP13650375 A JP 13650375A JP S5260106 A JPS5260106 A JP S5260106A
Authority
JP
Japan
Prior art keywords
control system
magnetic recording
tracking control
reproducing unit
envelope
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
JP50136503A
Other languages
Japanese (ja)
Other versions
JPS5631666B2 (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 JP50136503A priority Critical patent/JPS5260106A/en
Priority to US05/686,396 priority patent/US4104684A/en
Priority to CA252,767A priority patent/CA1068815A/en
Publication of JPS5260106A publication Critical patent/JPS5260106A/en
Publication of JPS5631666B2 publication Critical patent/JPS5631666B2/ja
Granted 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
    • G11B15/4673—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
    • G11B15/4676—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 using signals recorded in tracks disposed in parallel with the scanning direction

Landscapes

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

Abstract

PURPOSE:The envelope of reproduction signal is detected by rotary head, and the maximum value is held. With the differcnce voltage between the held maximum value and detection ouput of envelope, the tracking phase is adjusted.
JP50136503A 1975-05-19 1975-11-12 Tracking control system of magnetic recording/reproducing unit Granted JPS5260106A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP50136503A JPS5260106A (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
JP50136503A JPS5260106A (en) 1975-11-12 1975-11-12 Tracking control system of magnetic recording/reproducing unit

Publications (2)

Publication Number Publication Date
JPS5260106A true JPS5260106A (en) 1977-05-18
JPS5631666B2 JPS5631666B2 (en) 1981-07-22

Family

ID=15176674

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50136503A Granted JPS5260106A (en) 1975-05-19 1975-11-12 Tracking control system of magnetic recording/reproducing unit

Country Status (1)

Country Link
JP (1) JPS5260106A (en)

Also Published As

Publication number Publication date
JPS5631666B2 (en) 1981-07-22

Similar Documents

Publication Publication Date Title
JPS53110503A (en) Tracking servo-unit for rotary recording medium reproducing device
CA1033057A (en) Magnetic recording and reproducing system
JPS543504A (en) Address signal searching syste of information recording medium reproducer
JPS5260106A (en) Tracking control system of magnetic recording/reproducing unit
JPS5242319A (en) Tracking control system for video signal reproduction set
JPS5273708A (en) Tracking control device of magnetic picture recording and reproducing apparatus
JPS5221811A (en) Tracking device of magnetic recording reproduction equipment
JPS5241505A (en) Recorder/player
JPS55125532A (en) Magnetic recorder/reproducer
JPS5390909A (en) Tracking control system for magnetic picture recorder/reproducer
JPS5390910A (en) Tracking controller for magnetic picture recorder/reproducer
JPS527710A (en) Double recorder
JPS5249012A (en) Magnetic head for data servo
JPS5362509A (en) Recording-reproducing method for rotary magnetic disk
JPS52152211A (en) Tracking control method of magnetic video recording reproduction device
JPS5219502A (en) Reproducing device for disc recording medium
JPS5275113A (en) Video disc
JPS5387203A (en) Stabilizing system for rotary mirror in optical information recorder/reproducer
JPS5237735A (en) Delayed time adjustment system of magnetic recording equipment
JPS53100209A (en) Tape travel controller
JPS5380210A (en) Magnetic tape device
JPS5273707A (en) Tracking control device of magnetic picture recording and reproduction apparatus
JPS52123213A (en) Magnetic recording and reproducing system
JPS542707A (en) Magnetic recording-reproducing system
JPS5232310A (en) Magnetic video recording and reproducing system