JPH0378688B2 - - Google Patents

Info

Publication number
JPH0378688B2
JPH0378688B2 JP60023885A JP2388585A JPH0378688B2 JP H0378688 B2 JPH0378688 B2 JP H0378688B2 JP 60023885 A JP60023885 A JP 60023885A JP 2388585 A JP2388585 A JP 2388585A JP H0378688 B2 JPH0378688 B2 JP H0378688B2
Authority
JP
Japan
Prior art keywords
circuit
signal
head
sample
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.)
Expired - Lifetime
Application number
JP60023885A
Other languages
English (en)
Japanese (ja)
Other versions
JPS61182622A (ja
Inventor
Yasuo Iwasaki
Takafumi Nishino
Masaaki Kobayashi
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 JP60023885A priority Critical patent/JPS61182622A/ja
Priority to KR868600703A priority patent/KR900002989B1/ko
Priority to CN86100831.6A priority patent/CN1010439B/zh
Priority to US06/829,630 priority patent/US4720753A/en
Priority to DE8686101541T priority patent/DE3681469D1/de
Priority to EP86101541A priority patent/EP0194445B1/en
Publication of JPS61182622A publication Critical patent/JPS61182622A/ja
Publication of JPH0378688B2 publication Critical patent/JPH0378688B2/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
    • 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
    • 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

Landscapes

  • Adjustment Of The Magnetic Head Position Track Following On Tapes (AREA)
JP60023885A 1985-02-08 1985-02-08 自動トラツキング装置 Granted JPS61182622A (ja)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP60023885A JPS61182622A (ja) 1985-02-08 1985-02-08 自動トラツキング装置
KR868600703A KR900002989B1 (en) 1985-02-08 1986-02-03 Automatic tracking device
CN86100831.6A CN1010439B (zh) 1985-02-08 1986-02-04 自动导向装置
US06/829,630 US4720753A (en) 1985-02-08 1986-02-05 Auto tracking apparatus for scanning tracks with controllable head displacement
DE8686101541T DE3681469D1 (de) 1985-02-08 1986-02-06 Einrichtung fuer die spurnachfuehrung fuer einen videobandrecorder.
EP86101541A EP0194445B1 (en) 1985-02-08 1986-02-06 Auto tracking apparatus for video tape recorder

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP60023885A JPS61182622A (ja) 1985-02-08 1985-02-08 自動トラツキング装置

Publications (2)

Publication Number Publication Date
JPS61182622A JPS61182622A (ja) 1986-08-15
JPH0378688B2 true JPH0378688B2 (en, 2012) 1991-12-16

Family

ID=12122899

Family Applications (1)

Application Number Title Priority Date Filing Date
JP60023885A Granted JPS61182622A (ja) 1985-02-08 1985-02-08 自動トラツキング装置

Country Status (6)

Country Link
US (1) US4720753A (en, 2012)
EP (1) EP0194445B1 (en, 2012)
JP (1) JPS61182622A (en, 2012)
KR (1) KR900002989B1 (en, 2012)
CN (1) CN1010439B (en, 2012)
DE (1) DE3681469D1 (en, 2012)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4935827A (en) * 1988-11-09 1990-06-19 Ampex Corporation Dynamic head position tracking control for a magnetic tape playback system
DE69016481T3 (de) * 1989-03-28 2002-06-27 Mitsubishi Denki K.K., Tokio/Tokyo Automatisches Spurnachführungs-Kontrollverfahren.
US5243474A (en) * 1989-03-28 1993-09-07 Mitsubishi Denki Kabushiki Kaisha Automatic tracking control system which utilizes a crosstalk envelope signal to vary a tracking control signal
JPH03205640A (ja) * 1989-12-30 1991-09-09 Sony Corp トラツクずれ量補正回路
KR930009870B1 (ko) * 1990-12-14 1993-10-12 삼성전기 주식회사 Catv의 콘버터
KR920015278A (ko) * 1991-01-24 1992-08-26 강진구 자동 트랙킹 제어장치 및 그 제어방법
KR940009544B1 (ko) * 1991-11-20 1994-10-14 주식회사 금성사 브이씨알의 자동 파인-슬로우장치 및 그 제어방법
KR0162215B1 (ko) * 1995-01-17 1998-12-15 김광호 비정상 속력 재생시의 자동 트래킹 장치 및 그 방법
KR101388858B1 (ko) * 2012-12-03 2014-04-23 삼성전기주식회사 모터 제어 장치 및 모터 제어 방법
ES2949657T3 (es) 2017-06-21 2023-10-02 Monsanto Technology Llc Sistemas automatizados para extraer muestras de tejido de semillas y procedimientos relacionados

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4451860A (en) * 1980-10-09 1984-05-29 Matsushita Electric Industrial Co., Ltd. Tracking-error correcting system in a video reproducing apparatus
JPS5778623A (en) * 1980-11-04 1982-05-17 Victor Co Of Japan Ltd Track shift detection system of magnetic reproducing device
JPS5783978A (en) * 1980-11-12 1982-05-26 Sony Corp Video signal recorder and reproducer
JPS581829A (ja) * 1981-05-06 1983-01-07 Sony Corp ビデオテ−プレコ−ダ
JPS58147282A (ja) * 1982-02-26 1983-09-02 Nec Corp 特殊再生装置

Also Published As

Publication number Publication date
EP0194445B1 (en) 1991-09-18
JPS61182622A (ja) 1986-08-15
EP0194445A3 (en) 1987-11-19
KR900002989B1 (en) 1990-05-04
US4720753A (en) 1988-01-19
CN1010439B (zh) 1990-11-14
CN86100831A (zh) 1986-08-06
EP0194445A2 (en) 1986-09-17
DE3681469D1 (de) 1991-10-24

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