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DE3367712D1 - Magnetic reproducing apparatus - Google Patents

Magnetic reproducing apparatus

Info

Publication number
DE3367712D1
DE3367712D1 DE8383304888T DE3367712T DE3367712D1 DE 3367712 D1 DE3367712 D1 DE 3367712D1 DE 8383304888 T DE8383304888 T DE 8383304888T DE 3367712 T DE3367712 T DE 3367712T DE 3367712 D1 DE3367712 D1 DE 3367712D1
Authority
DE
Germany
Prior art keywords
reproducing apparatus
magnetic reproducing
magnetic
reproducing
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
Application number
DE8383304888T
Other languages
English (en)
Inventor
Tokikazu Matsumoto
Masahiro Honjo
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
Application granted granted Critical
Publication of DE3367712D1 publication Critical patent/DE3367712D1/de
Expired legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B15/00Driving, 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
    • G11B15/02Control of operating function, e.g. switching from recording to reproducing
    • G11B15/12Masking of heads; circuits for Selecting or switching of heads between operative and inoperative functions or between different operative functions or for selection between operative heads; Masking of beams, e.g. of light beams
    • G11B15/14Masking or switching periodically, e.g. of rotating heads
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/20Signal processing not specific to the method of recording or reproducing; Circuits therefor for correction of skew for multitrack recording
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/48Disposition 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
    • G11B5/52Disposition 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 simultaneous movement of head and record carrier, e.g. rotation of head
    • G11B5/53Disposition or mounting of heads on rotating support
    • G11B5/531Disposition of more than one recording or reproducing head on support rotating cyclically around an axis
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00Details of television systems
    • H04N5/76Television signal recording
    • H04N5/78Television signal recording using magnetic recording
    • H04N5/782Television signal recording using magnetic recording on tape
    • H04N5/783Adaptations for reproducing at a rate different from the recording rate
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00Details of television systems
    • H04N5/76Television signal recording
    • H04N5/91Television signal processing therefor
    • H04N5/93Regeneration of the television signal or of selected parts thereof
    • H04N5/95Time-base error compensation
    • H04N5/953Time-base error compensation by using an analogue memory, e.g. a CCD shift register, the delay of which is controlled by a voltage controlled oscillator

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Television Signal Processing For Recording (AREA)
DE8383304888T 1982-08-24 1983-08-24 Magnetic reproducing apparatus Expired DE3367712D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57147106A JPS5936487A (ja) 1982-08-24 1982-08-24 磁気再生装置

Publications (1)

Publication Number Publication Date
DE3367712D1 true DE3367712D1 (en) 1987-01-02

Family

ID=15422646

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8383304888T Expired DE3367712D1 (en) 1982-08-24 1983-08-24 Magnetic reproducing apparatus

Country Status (4)

Country Link
US (1) US4623940A (de)
EP (1) EP0102809B1 (de)
JP (1) JPS5936487A (de)
DE (1) DE3367712D1 (de)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4672469A (en) * 1983-08-26 1987-06-09 Victor Company Of Japan, Ltd. Delay time adjusting system for video signal reproducing apparatus having heads scanning across multiple tracks
JPS6069975A (ja) * 1983-09-26 1985-04-20 Victor Co Of Japan Ltd 変速再生時における回転ヘツドの再生信号切換回路
JPS6123486A (ja) * 1984-07-11 1986-01-31 Matsushita Electric Ind Co Ltd 磁気記録再生装置
JPS61228788A (ja) * 1985-04-02 1986-10-11 Fuji Photo Film Co Ltd スキユ−ジヤンプ補正回路
US4796103A (en) * 1985-06-03 1989-01-03 Victor Company Of Japan Ltd. Control pulse recording circuit for dual tape speed recording and reproducing apparatuses using two pairs of heads selectively for selected speed including recording delayed control pulses
JPS61281688A (ja) * 1985-06-06 1986-12-12 Victor Co Of Japan Ltd 磁気記録再生装置の疑似垂直同期信号生成方法及び疑似垂直同期信号生成回路
JPH0620294B2 (ja) * 1985-07-03 1994-03-16 松下電器産業株式会社 磁気再生装置
JPH0738713B2 (ja) * 1985-11-15 1995-04-26 キヤノン株式会社 再生装置
JPH0750922B2 (ja) * 1985-12-26 1995-05-31 松下電器産業株式会社 磁気記録再生方法
US4739419A (en) * 1986-01-06 1988-04-19 Eastman Kodak Company Apparatus for eliminating midfield skew error by delaying the lower half field of a T M format video signal to be recorded on the second of two tracks
JPH07123298B2 (ja) * 1986-01-22 1995-12-25 ソニー株式会社 磁気記録再生装置
JPH0620295B2 (ja) * 1986-04-09 1994-03-16 三菱電機株式会社 時間軸補正装置
US4870509A (en) * 1986-04-09 1989-09-26 Canon Kabushiki Kaisha Compact video signal recording and/or reproducing apparatus adapted for external input video signals and variable speed reproduction
JP2512908B2 (ja) * 1986-09-25 1996-07-03 ソニー株式会社 再生装置
US5193033A (en) * 1988-05-17 1993-03-09 Mitsubishi Denki Kabushiki Kaisha Magnetic recording and reproducing apparatus incorporating clogging detection
JPH0213189A (ja) * 1988-06-30 1990-01-17 Toshiba Corp 磁気記録再生装置の時間軸補正回路
US5179477A (en) * 1989-01-21 1993-01-12 Mitsubishi Denki Kabushiki Video tape recorder
DE3930591C2 (de) * 1989-09-13 1995-02-23 Broadcast Television Syst Verfahren und Vorrichtung zur Wiedergabe von Datensignalen
DE69130034T2 (de) * 1990-05-11 1999-01-07 Matsushita Electric Industrial Co., Ltd., Kadoma, Osaka Magnetisches Aufzeichnungs-/Wiedergabegerät
JPH04109419A (ja) * 1990-08-29 1992-04-10 Unitec Denshi Kk ダブルアジマス4ヘッド型ビデオテープレコーダの変速再生補償装置
KR100207621B1 (ko) * 1993-11-30 1999-07-15 윤종용 비디오 테이프 레코더의 스큐보상장치

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5581378A (en) * 1978-12-15 1980-06-19 Konishiroku Photo Ind Co Ltd Heat roller fixing device
JPS5582574A (en) * 1978-12-15 1980-06-21 Sanyo Electric Co Ltd Slow motion and still picture reproduction circuit
JPS5627577A (en) * 1979-08-13 1981-03-17 Hitachi Ltd Time-axis-variation correction unit
JPS56146387A (en) * 1980-04-15 1981-11-13 Matsushita Electric Ind Co Ltd Recorder and reproducer of video signal
US4426666A (en) * 1980-10-03 1984-01-17 Matsushita Electric Industrial Co., Ltd. Video signal recording/reproducing apparatus
JPS5797282A (en) * 1980-12-09 1982-06-16 Matsushita Electric Ind Co Ltd Magnetic recording and reproducing device
JPS5843077U (ja) * 1981-09-17 1983-03-23 日本ビクター株式会社 ヘツド切換回路

Also Published As

Publication number Publication date
EP0102809B1 (de) 1986-11-12
US4623940A (en) 1986-11-18
JPS5936487A (ja) 1984-02-28
JPH0363273B2 (de) 1991-09-30
EP0102809A1 (de) 1984-03-14

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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