DE3575033D1 - Geraet zur wiedergabe von videosignalen und kopfpositionierungssystem mit pilotsignalen. - Google Patents

Geraet zur wiedergabe von videosignalen und kopfpositionierungssystem mit pilotsignalen.

Info

Publication number
DE3575033D1
DE3575033D1 DE8585102353T DE3575033T DE3575033D1 DE 3575033 D1 DE3575033 D1 DE 3575033D1 DE 8585102353 T DE8585102353 T DE 8585102353T DE 3575033 T DE3575033 T DE 3575033T DE 3575033 D1 DE3575033 D1 DE 3575033D1
Authority
DE
Germany
Prior art keywords
positioning system
signals
head positioning
playing video
video signals
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 - Fee Related
Application number
DE8585102353T
Other languages
English (en)
Inventor
Nobuhide C O Sanyo De Doutsubo
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.)
Sanyo Electric Co Ltd
Original Assignee
Sanyo Electric 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 Sanyo Electric Co Ltd filed Critical Sanyo Electric Co Ltd
Application granted granted Critical
Publication of DE3575033D1 publication Critical patent/DE3575033D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
DE8585102353T 1985-03-01 1985-03-01 Geraet zur wiedergabe von videosignalen und kopfpositionierungssystem mit pilotsignalen. Expired - Fee Related DE3575033D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP85102353A EP0192800B1 (de) 1985-03-01 1985-03-01 Gerät zur Wiedergabe von Videosignalen und Kopfpositionierungssystem mit Pilotsignalen

Publications (1)

Publication Number Publication Date
DE3575033D1 true DE3575033D1 (de) 1990-02-01

Family

ID=8193335

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8585102353T Expired - Fee Related DE3575033D1 (de) 1985-03-01 1985-03-01 Geraet zur wiedergabe von videosignalen und kopfpositionierungssystem mit pilotsignalen.

Country Status (3)

Country Link
US (1) US4642704A (de)
EP (1) EP0192800B1 (de)
DE (1) DE3575033D1 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2170642B (en) * 1984-12-25 1989-08-23 Mitsubishi Electric Corp Magnetic recording and reproducing device
JPH07108026B2 (ja) * 1986-06-10 1995-11-15 ソニー株式会社 ビデオ信号スロ−再生装置
JPH0789405B2 (ja) * 1986-09-18 1995-09-27 ソニー株式会社 記録装置
JP2658147B2 (ja) * 1988-03-29 1997-09-30 ソニー株式会社 モード判別回路
US5113265A (en) * 1988-09-28 1992-05-12 Fuji Photo Film Co., Ltd. Apparatus for determining recording mode of frequency-modulated video signal

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4106065A (en) * 1976-03-19 1978-08-08 Ampex Corporation Drive circuitry for controlling movable video head
NL7702815A (nl) * 1977-03-16 1978-09-19 Philips Nv Werkwijze voor het regelen van de positie van een schrijf- respektievelijk leeskop en een inrichting voor het uitvoeren van de werkwijze.
DE3147596C2 (de) * 1981-12-02 1985-01-17 Loewe Opta Gmbh, 8640 Kronach Verfahren zur automatischen Abtastspureinstellung bei Video-Magnetbandgeräten mit Schrägspuraufzeichnung
US4528605A (en) * 1982-02-13 1985-07-09 Victor Company Of Japan, Ltd. Rotary magnetic head scanning control system in a magnetic recording and reproducing apparatus
JPS58150162A (ja) * 1982-03-03 1983-09-06 Hitachi Ltd 磁気記録再生装置
JPS58194480A (ja) * 1982-05-07 1983-11-12 Matsushita Electric Ind Co Ltd 磁気録画再生装置
JPS58212646A (ja) * 1982-06-04 1983-12-10 Hitachi Ltd 磁気録画再生装置の可変速再生装置
US4587580A (en) * 1983-01-11 1986-05-06 Canon Kabushiki Kaisha Video signal reproducing apparatus
JPS59157810A (ja) * 1983-02-28 1984-09-07 Sony Corp デジタル信号の再生方法
US4724494A (en) * 1983-04-12 1988-02-09 Victor Company Of Japan, Limited Tracking apparatus responsive to multiple frequency-modulated carriers on different tracks

Also Published As

Publication number Publication date
US4642704A (en) 1987-02-10
EP0192800A1 (de) 1986-09-03
EP0192800B1 (de) 1989-12-27

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee