KR890015240A - 자기기록 장치 및 자기기록 재생장치 - Google Patents

자기기록 장치 및 자기기록 재생장치 Download PDF

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Publication number
KR890015240A
KR890015240A KR1019890003156A KR890003156A KR890015240A KR 890015240 A KR890015240 A KR 890015240A KR 1019890003156 A KR1019890003156 A KR 1019890003156A KR 890003156 A KR890003156 A KR 890003156A KR 890015240 A KR890015240 A KR 890015240A
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KR
South Korea
Prior art keywords
signal
reproducing
video signal
recorded
frequency
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Application number
KR1019890003156A
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English (en)
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KR920003521B1 (ko
Inventor
데쯔야 스와
세이시 히구레
Original Assignee
다까노 시즈오
니뽕 빅터 가부시끼가이샤
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Publication of KR890015240A publication Critical patent/KR890015240A/ko
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Publication of KR920003521B1 publication Critical patent/KR920003521B1/ko

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    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • G11B20/10009—Improvement or modification of read or write signals
    • G11B20/10046—Improvement or modification of read or write signals filtering or equalising, e.g. setting the tap weights of an FIR filter
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • G11B20/10009—Improvement or modification of read or write signals
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • G11B20/10527—Audio or video recording; Data buffering arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/78—Television signal recording using magnetic recording
    • H04N5/782—Television signal recording using magnetic recording on tape
    • H04N5/78213—Television signal recording using magnetic recording on tape involving recording in different depths of the magnetic tape
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/79—Processing of colour television signals in connection with recording
    • H04N9/80—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
    • H04N9/82—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback the individual colour picture signal components being recorded simultaneously only
    • H04N9/83—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback the individual colour picture signal components being recorded simultaneously only the recorded chrominance signal occupying a frequency band under the frequency band of the recorded brightness signal
    • H04N9/835—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback the individual colour picture signal components being recorded simultaneously only the recorded chrominance signal occupying a frequency band under the frequency band of the recorded brightness signal involving processing of the sound signal
    • H04N9/8355—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback the individual colour picture signal components being recorded simultaneously only the recorded chrominance signal occupying a frequency band under the frequency band of the recorded brightness signal involving processing of the sound signal the sound carriers being frequency multiplexed between the luminance carrier and the chrominance carrier
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • G11B20/10527—Audio or video recording; Data buffering arrangements
    • G11B2020/10537—Audio or video recording
    • G11B2020/10546—Audio or video recording specifically adapted for audio data

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Recording Or Reproducing By Magnetic Means (AREA)
  • Television Signal Processing For Recording (AREA)
  • Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)

Abstract

내용 없음

Description

자기기록 장치 및 자기기록 재생장치
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제 1 도는 본 발명의 한 실시예의 블럭도. 제 2 도는 자기 테이프상에 기록되는 영상신호, 디지탈 음성신호 및 FM음성신호의 스팩트럼도. 제 3A, 3B, 3C도는 각각 리미터의 출력파형, OQDPSK변조기의 출력파형 및 FM음성신호의 재생신호파형의 개략도.

Claims (2)

  1. 주파수 변조되어서 이루어지는 음성신호를 생성하는 제 1 의 변조수단과, 상기 제 1 의 변조수단에서의 상기 음성신호를 자기테이프의 자성층의 심층부분에 기록하는 음성신호용 회전 헤드와, 다상차분 PSK변조 또는 오프셋 다상차분 PSK변조되어서 이루어지는 디지탈신호를 생성하는 제 2 의 변조수단과, 상기 제 2 의 변조수단에서의 디지탈신호의 진폭의 변동을 제거하는 진폭변동 제거수단과, 상기 진폭변동 제거수단에서의 디지탈신호를 전기 자기테이프의 이 음성신호가 기록된 자성층의 상층부분에 기록하는 이 음성신호용 회전 헤드와는 방위각도를 달리한 디지탈신호용 회전 헤드와, 영상신호를 처리하는 영상신호 기록처리 수단과, 상기 영상신호 기록처리 수단에서의 영상신호를 전기 자기테이프의 이 디지탈신호가 기록된 자성층의 상층부분에 기록하는 이 음성신호용 회전 헤드 및 디지탈신호용 회전 헤드와는 방위각도를 달리한 영상신호용 회전 헤드로써 이루어지는, 영상신호와 함께 주파수 변조된 음성신호 및 디지탈신호를 자기테이프의 서로 달리한 자성층 부분에 기록하는 것을 특징으로 하는 자기기록장치.
  2. 제 1 항에 있어서, 기록된 자기테이프의 기록신호를 재생하여 주파수 변조된 음성신호를 재생하는 제 1 의 재생수단과, 재생된 상기 주파수 변조된 음성신호를 주파수 복조하는 제 1 의 복조수단과, 전기 자기테이프에 기록된 디지탈신호를 재생하는 제 2 의 재생수단과, 재생된 상기 디지탈신호를 다상차분 PSK복조 또는 오프셋 다상차분 PSK복조하는 제 2 의 복조수단과, 전기 자기테이프에 기록된 영상신호를 재생하는 제 3 의 재생수단과, 재생된 상기 영상신호를 처리하는 영상신호 재생처리수단을 제 1 항의 자기 기록장치에 부가하고, 영상신호와 함께 주파수 변조된 음성신호 및 디지탈신호를 자기테이프에 기록하고, 재생하는 것을 특징으로 하는 자기기록 재생장치.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019890003156A 1988-03-23 1989-03-15 자기기록장치 및 자기기록 재생장치 KR920003521B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP68694 1988-03-23
JP63-68694 1988-03-23
JP63068694A JPH0743804B2 (ja) 1988-03-23 1988-03-23 磁気記録装置及び磁気記録再生装置

Publications (2)

Publication Number Publication Date
KR890015240A true KR890015240A (ko) 1989-10-28
KR920003521B1 KR920003521B1 (ko) 1992-05-02

Family

ID=13381126

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019890003156A KR920003521B1 (ko) 1988-03-23 1989-03-15 자기기록장치 및 자기기록 재생장치

Country Status (5)

Country Link
US (1) US5027229A (ko)
EP (1) EP0334661B1 (ko)
JP (1) JPH0743804B2 (ko)
KR (1) KR920003521B1 (ko)
DE (1) DE68916295T2 (ko)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5196967A (en) * 1987-11-19 1993-03-23 Grundig E.M.V. Elektro-Mechanische Versuchsanstalt Max Grundig Holland Shiftung & Co. Method of automatically optimizing the recording bias for a video signal, and arrangement for carrying out the method
US5337193A (en) * 1988-09-24 1994-08-09 Sony Corporation Apparatus for selectively recording and/or reproducing a video signal with a PCM audio signal or with an FM audio signal
JP2800506B2 (ja) * 1991-10-29 1998-09-21 松下電器産業株式会社 カラー映像信号および音声信号の磁気記録再生装置
DE4200434A1 (de) * 1992-01-10 1993-07-15 Thomson Brandt Gmbh Videorecorder fuer ein pal-plus-signal
DE4200222A1 (de) * 1992-01-08 1993-07-15 Thomson Brandt Gmbh Videorecorder
JP2548482B2 (ja) * 1992-03-17 1996-10-30 松下電器産業株式会社 磁気記録再生装置
EP0605061A3 (en) * 1992-12-28 1995-08-30 Victor Company Of Japan Magnetic video and audio recording and / or reproducing apparatus and recording medium.
US5706385A (en) * 1993-12-08 1998-01-06 Hitachi, Ltd. Rotary head type magnetic recording and reproducing apparatus
DE59509474D1 (de) * 1994-03-01 2001-09-13 Ascom Systec Ag Maegenwil Verfahren und Vorrichtung zur Übertragung digitaler Signale
JP2003123391A (ja) * 2001-10-10 2003-04-25 Hitachi Ltd 情報記録再生装置用信号処理装置及び信号処理方法
JP5417346B2 (ja) 2008-02-28 2014-02-12 ペレグリン セミコンダクター コーポレーション 集積回路素子内でキャパシタをデジタル処理で同調するときに用いられる方法及び装置

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3925816A (en) * 1968-07-10 1975-12-09 Sony Corp Magnetic recording system with overlapping tracks of high and low frequency information
US4313140A (en) * 1979-12-07 1982-01-26 International Business Machines Corporation Buried control signal recording systems and method
US4758903A (en) * 1984-11-22 1988-07-19 Hitachi, Ltd. Apparatus for recording and reproducing video signal and digital signal other than video signal
JPH0754609B2 (ja) * 1985-06-21 1995-06-07 株式会社日立製作所 Ｐｃｍ記録再生装置
JPS62121673A (ja) * 1985-11-20 1987-06-02 Dainippon Printing Co Ltd 化粧シ−トの耐摩性保護層形成方法
EP0275041A3 (en) * 1987-01-09 1990-03-28 Hitachi, Ltd. Multiplex magnetic recording and reproducing apparatus of the rotary head type
JPS63282901A (ja) * 1987-05-14 1988-11-18 Matsushita Electric Ind Co Ltd ディジタル音声記録ビデオテ−プレコ−ダ
EP0277000B1 (en) * 1987-01-27 1992-03-18 Victor Company Of Japan, Limited Magnetic recording and/or reproducing apparatus
JPS63291237A (ja) * 1987-05-21 1988-11-29 Mitsubishi Electric Corp 光磁気記録再生用情報担体装置

Also Published As

Publication number Publication date
JPH01243202A (ja) 1989-09-27
EP0334661B1 (en) 1994-06-22
DE68916295T2 (de) 1994-10-06
DE68916295D1 (de) 1994-07-28
KR920003521B1 (ko) 1992-05-02
US5027229A (en) 1991-06-25
EP0334661A2 (en) 1989-09-27
JPH0743804B2 (ja) 1995-05-15
EP0334661A3 (en) 1991-07-31

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