KR910001643A - 자기기록 재생장치 - Google Patents

자기기록 재생장치 Download PDF

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Publication number
KR910001643A
KR910001643A KR1019900007563A KR900007563A KR910001643A KR 910001643 A KR910001643 A KR 910001643A KR 1019900007563 A KR1019900007563 A KR 1019900007563A KR 900007563 A KR900007563 A KR 900007563A KR 910001643 A KR910001643 A KR 910001643A
Authority
KR
South Korea
Prior art keywords
signal
recording
frequency
magnetic head
signals
Prior art date
Application number
KR1019900007563A
Other languages
English (en)
Other versions
KR0178516B1 (ko
Inventor
요시끼 시로지
히로가즈 다까오까
Original Assignee
오가 노리오
소니 가부시기가이샤
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 오가 노리오, 소니 가부시기가이샤 filed Critical 오가 노리오
Publication of KR910001643A publication Critical patent/KR910001643A/ko
Application granted granted Critical
Publication of KR0178516B1 publication Critical patent/KR0178516B1/ko

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Classifications

    • 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
    • G11B20/12—Formatting, e.g. arrangement of data block or words on the record carriers
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
    • G11B27/36—Monitoring, i.e. supervising the progress of recording or reproducing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/06—Systems for the simultaneous transmission of one television signal, i.e. both picture and sound, by more than one carrier
    • 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
    • H04N9/802—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving processing of the sound signal
    • 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

Abstract

내용 없음

Description

자기기록 재생장치
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본원 발명에 관한 자기기록재생장치의 일예에 있어서의 기록계를 도시한 블록접속도.
제3도는 본원 발명에 관한 자기기록재생장치의 일예에 있어서의 재생계를 도시한 블록접속도.
제5도는 음성신호 및 영상신호의 기록방식의 설명을 위한 주파수 스펙트럼도.

Claims (1)

  1. 제1 및 제2의 음성신호를 받고, 제1의 주파수의 반송파신호 및 제2의 주파수 반송파신호를 각각 상기 제1 및 제2의 음성신호로 주파수변조하여 제1 및 제2의 주파수변조신호를 얻는 기록음성신호형성부, 상기 제1 및 제2의 주파수변조신호와 기록영상신호를 혼합하는 신호합성부, 상기 제1 및 제2의 음성신호가 특정의 것일 때, 최소한 상기 제1 및 제2의 주파수 변조신호의 한쪽에 대하여, 상기 기록영상신호의 블랭킹기간부분에 대응하는 기간에 있어서의 레벨을 다른 기간에 있어서의 레벨과는 다르게 하는 처리를 행하는 레벨제어부, 및 상기 신호합성부로부터 얻어지는 합성기록신호를 자기테이프에 기록하는 자기헤드부를 포함하는 기록계와, 상기 합성기록신호가 기록된 자기테이프로부터 상기 합성기록신호를 추출하는 자기헤드부, 이 자기헤드부로부터의 상기 합성기록신호에 포함되는 제1 및 제2의 주파수변조신호의 최소한 한쪽의 상기 자기헤드부로부터의 상기 합성기록 신호에 포함되는 상기 기록영상신호의 블랭킹기간부분에 대응하는 기간에 있어서의 레벨을 검출하는 레벨검출부, 및 상기 자기헤드부로부터의 상기 합성기록신호에 포함되는 제1 및 제2의 주파수변조신호에 대한 복조출력을 얻는 동시에, 상기 레벨검출부로부터 얻어지는 검출출력에 의거하여 상기 제1 및 제2의 음성신호가 상기 특정의 것인 경우와 상기 특정의 것이 아닌 경우에 상기 복조출력에 대한 상이한 처리양태를 취하는 음성신호재생부를 포함하는 재생계를 구비한 자기기록재생장치.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019900007563A 1989-06-19 1990-05-25 자기기록 재생장치 KR0178516B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP1156585A JP2785337B2 (ja) 1989-06-19 1989-06-19 磁気記録再生装置
JP89-156585 1989-06-19
JP89-156,585 1989-06-19

Publications (2)

Publication Number Publication Date
KR910001643A true KR910001643A (ko) 1991-01-31
KR0178516B1 KR0178516B1 (ko) 1999-04-15

Family

ID=15630983

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019900007563A KR0178516B1 (ko) 1989-06-19 1990-05-25 자기기록 재생장치

Country Status (6)

Country Link
US (1) US5359463A (ko)
EP (1) EP0404465B1 (ko)
JP (1) JP2785337B2 (ko)
KR (1) KR0178516B1 (ko)
CA (1) CA2019081C (ko)
DE (1) DE69021140T2 (ko)

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* Cited by examiner, † Cited by third party
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JPH03224378A (ja) * 1989-07-07 1991-10-03 Hitachi Ltd オーディオ信号記録再生装置
JPH0380463A (ja) * 1989-08-22 1991-04-05 Canon Inc Ｆｍ変調信号再生装置
US5142419A (en) * 1989-08-04 1992-08-25 Canon Kabushiki Kaisha Audio signal reproducing apparatus
JP2870999B2 (ja) * 1990-06-20 1999-03-17 ソニー株式会社 音声信号再生回路
JP3036828B2 (ja) * 1990-11-29 2000-04-24 キヤノン株式会社 記録装置
KR940004603A (ko) * 1992-08-07 1994-03-15 강진구 음성신호 판별장치
KR960007947B1 (ko) 1993-09-17 1996-06-17 엘지전자 주식회사 가라오케-콤팩트 디스크(karaoke-cd) 및 이를 이용한 오디오 제어장치
JP3341566B2 (ja) * 1996-02-15 2002-11-05 ソニー株式会社 信号伝送方法及び装置、並びに信号再生方法及び装置
US5903699A (en) * 1996-03-18 1999-05-11 Victor Company Of Japan, Ltd. Apparatus for reproducing a signal from a magnetic recording medium
JPH10150387A (ja) * 1996-11-18 1998-06-02 Nec Corp ホットスタンバイ切替器
JP2000057695A (ja) * 1998-08-13 2000-02-25 Sony Corp 情報記録再生装置および方法、並びに提供媒体
US7124425B1 (en) 1999-03-08 2006-10-17 Immersion Entertainment, L.L.C. Audio/video system and method utilizing a head mounted apparatus with noise attenuation
US6578203B1 (en) 1999-03-08 2003-06-10 Tazwell L. Anderson, Jr. Audio/video signal distribution system for head mounted displays
US7210160B2 (en) 1999-05-28 2007-04-24 Immersion Entertainment, L.L.C. Audio/video programming and charging system and method
US20020057364A1 (en) 1999-05-28 2002-05-16 Anderson Tazwell L. Electronic handheld audio/video receiver and listening/viewing device
WO2004034617A1 (en) 2002-10-07 2004-04-22 Immersion Entertainment, Llc System and method for providing event spectators with audio/video signals pertaining to remote events
US7593687B2 (en) 2003-10-07 2009-09-22 Immersion Entertainment, Llc System and method for providing event spectators with audio/video signals pertaining to remote events
US20060168547A1 (en) * 2005-01-07 2006-07-27 International Business Machines Corporation Method and system for synchronizing content in multiple web browser windows

Family Cites Families (8)

* Cited by examiner, † Cited by third party
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GB604759A (en) * 1944-05-30 1948-07-09 Philco Radio & Television Corp Improvements in or relating to television systems and receivers
DE2145332A1 (de) * 1971-09-10 1973-03-15 Licentia Gmbh Geraet zur aufzeichnung und/oder wiedergabe eines signals, insbesondere eines tonsignals bei einer bildplatte
US3916092A (en) * 1973-05-25 1975-10-28 Westinghouse Electric Corp Transmission system for audio and coding signals in educational tv
US3902007A (en) * 1973-06-26 1975-08-26 Westinghouse Electric Corp Audio and video plural source time division multiplex for an educational tv system
EP0063737B1 (de) * 1981-04-23 1986-03-19 TELEFUNKEN Fernseh und Rundfunk GmbH Videorecorder mit verbesserter Tonwiedergabe
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US5142419A (en) * 1989-08-04 1992-08-25 Canon Kabushiki Kaisha Audio signal reproducing apparatus

Also Published As

Publication number Publication date
CA2019081A1 (en) 1990-12-19
EP0404465A3 (en) 1992-01-02
CA2019081C (en) 1998-07-14
US5359463A (en) 1994-10-25
KR0178516B1 (ko) 1999-04-15
JPH0322686A (ja) 1991-01-31
EP0404465B1 (en) 1995-07-26
JP2785337B2 (ja) 1998-08-13
EP0404465A2 (en) 1990-12-27
DE69021140T2 (de) 1995-12-07
DE69021140D1 (de) 1995-08-31

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