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JPS53118012A - Automatic tracking device - Google Patents

Automatic tracking device

Info

Publication number
JPS53118012A
JPS53118012A JP3247277A JP3247277A JPS53118012A JP S53118012 A JPS53118012 A JP S53118012A JP 3247277 A JP3247277 A JP 3247277A JP 3247277 A JP3247277 A JP 3247277A JP S53118012 A JPS53118012 A JP S53118012A
Authority
JP
Japan
Prior art keywords
tracking device
automatic tracking
detecting
extracting
relation
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
JP3247277A
Other languages
Japanese (ja)
Inventor
Minoru Morio
Yukio Kubota
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.)
Sony Corp
Original Assignee
Sony 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 Sony Corp filed Critical Sony Corp
Priority to JP3247277A priority Critical patent/JPS53118012A/en
Publication of JPS53118012A publication Critical patent/JPS53118012A/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
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
    • G11B5/58—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
    • G11B5/584—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following for track following on tapes
    • G11B5/588—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following for track following on tapes by controlling the position of the rotating heads
    • G11B5/592—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following for track following on tapes by controlling the position of the rotating heads using bimorph elements supporting the heads

Landscapes

  • Adjustment Of The Magnetic Head Position Track Following On Tapes (AREA)

Abstract

PURPOSE:To perform tracking correction of good accuracy by extracting a specific frequency component out of reproduced angle modulation signals, detecting the level thereof and detecting the relation of recording tracks and the scanning position of a magnetic head based on the detected output.
JP3247277A 1977-03-24 1977-03-24 Automatic tracking device Pending JPS53118012A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3247277A JPS53118012A (en) 1977-03-24 1977-03-24 Automatic tracking device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3247277A JPS53118012A (en) 1977-03-24 1977-03-24 Automatic tracking device

Publications (1)

Publication Number Publication Date
JPS53118012A true JPS53118012A (en) 1978-10-16

Family

ID=12359907

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3247277A Pending JPS53118012A (en) 1977-03-24 1977-03-24 Automatic tracking device

Country Status (1)

Country Link
JP (1) JPS53118012A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5564632A (en) * 1978-11-09 1980-05-15 Matsushita Electric Ind Co Ltd Auto tracking controller of magnetic recording and reproducing device
JPS56145524A (en) * 1980-04-14 1981-11-12 Matsushita Electric Ind Co Ltd Automatic tracking device
US5404252A (en) * 1990-06-28 1995-04-04 Mitsubishi Denki Kabushiki Kaisha Movable head position controlling device for magnetic recording and reproducing apparatuses

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5564632A (en) * 1978-11-09 1980-05-15 Matsushita Electric Ind Co Ltd Auto tracking controller of magnetic recording and reproducing device
JPS6145288B2 (en) * 1978-11-09 1986-10-07 Matsushita Electric Ind Co Ltd
JPS56145524A (en) * 1980-04-14 1981-11-12 Matsushita Electric Ind Co Ltd Automatic tracking device
US5404252A (en) * 1990-06-28 1995-04-04 Mitsubishi Denki Kabushiki Kaisha Movable head position controlling device for magnetic recording and reproducing apparatuses
US5566378A (en) * 1990-06-28 1996-10-15 Mitsubishi Denki Kabushiki Kaisha Movable head position controlling device for magnetic recording and reproducing apparatuses

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