KR920014240A - 캠코더에서의 녹화동시 재생 모니터링 회로 - Google Patents

캠코더에서의 녹화동시 재생 모니터링 회로 Download PDF

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Publication number
KR920014240A
KR920014240A KR1019900022772A KR900022772A KR920014240A KR 920014240 A KR920014240 A KR 920014240A KR 1019900022772 A KR1019900022772 A KR 1019900022772A KR 900022772 A KR900022772 A KR 900022772A KR 920014240 A KR920014240 A KR 920014240A
Authority
KR
South Korea
Prior art keywords
head
reproduction
recording
time
playback
Prior art date
Application number
KR1019900022772A
Other languages
English (en)
Other versions
KR930011134B1 (ko
Inventor
최준호
Original Assignee
이헌조
주식회사 금성사
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 이헌조, 주식회사 금성사 filed Critical 이헌조
Priority to KR1019900022772A priority Critical patent/KR930011134B1/ko
Priority to JP3344576A priority patent/JP2800925B2/ja
Priority to US07/815,228 priority patent/US5235431A/en
Publication of KR920014240A publication Critical patent/KR920014240A/ko
Application granted granted Critical
Publication of KR930011134B1 publication Critical patent/KR930011134B1/ko

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N17/00—Diagnosis, testing or measuring for television systems or their details
    • H04N17/06—Diagnosis, testing or measuring for television systems or their details for recorders
    • 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
    • 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
    • H04N9/00—Details of colour television systems
    • H04N9/79—Processing of colour television signals in connection with recording
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B2220/00—Record carriers by type
    • G11B2220/90—Tape-like record carriers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/765—Interface circuits between an apparatus for recording and another apparatus
    • H04N5/77—Interface circuits between an apparatus for recording and another apparatus between a recording apparatus and a television camera
    • H04N5/772—Interface circuits between an apparatus for recording and another apparatus between a recording apparatus and a television camera the recording apparatus and the television camera being placed in the same enclosure

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • General Health & Medical Sciences (AREA)
  • Television Signal Processing For Recording (AREA)

Abstract

내용 없음

Description

캠코더에서의 녹화동시 재생 모니터링 회로
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명에 의한 헤드 및 헤드 전환제어 장치의 블럭 구성도, 제2도는 제1도에서의 헤드 스위치부의 상세 회로도, 제3도는 본 발명 회로 동작시 기록영상트랙과 모니터링 트랙을 설명하기 위한 타임챠트.

Claims (1)

  1. 헤드 드럼 어셈블리의 녹하/재생 겸용 헤드(H1)(H2) 사이에 90°간격으로 형성된 녹화동시 재생전용 헤드(H3)(H4)와, 녹화동시 재생전용 헤드(H3)(H4)로 부터 픽업된 영상신호를 증폭시키는 제 1 및 제 2전치증폭기(1)(3)와, 상기 증폭기(1)(3)의 출력 신호를 공동으로 사용하기 위한 전환스위치(SW3)(SW4)와, 상기 녹화/재생 헤드(H1)(H2)의 재생을 위한 시간지연 타이밍(t1)에 맞도록 제1시정수회로(11)의 사정수 상태를 접속하거나 또는 녹화 동시 재생 전용 헤드(H3)(H4)로 부터의 녹화동시 재생을 위한 시간 지연 타이밍(t2)에 맞도록 제2시정수회로(12)의 시정수 상태를 접속하는 전환스위치(SW5)(SW6)와, 상기 전환스위치(SW5)(SW6)를 소정의 지연시간에서 스위칭 동작을 수행시키는 제1 및 제2단 안정 발진기(9)(10)와, 상기 단안정 발진기(9)(10)의 출력 신호를 헤드 스위칭 펄스로서 변환시키는 플립플롭(13)을 통해 제1 및 제2전치증폭기(1)(3)의 재생 고주파 영상신호를 시간적으로 단절되지 않도록 연속 재생 고주파 신호로 생성하여 Y/C 재생계를 통해 전자 뷰 파인더에서 재현되도록 상호 연결하여서 구성됨을 특징으로 하는 캠코더에서의 녹하 동시 재생 모니터링 회로.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019900022772A 1990-12-31 1990-12-31 캠코더에서의 녹화동시 재생 모니터링 회로 KR930011134B1 (ko)

Priority Applications (3)

Application Number Priority Date Filing Date Title
KR1019900022772A KR930011134B1 (ko) 1990-12-31 1990-12-31 캠코더에서의 녹화동시 재생 모니터링 회로
JP3344576A JP2800925B2 (ja) 1990-12-31 1991-12-26 カムコーダーの録画同時再生モニターリング回路
US07/815,228 US5235431A (en) 1990-12-31 1991-12-31 Circuit used in a camcorder for monitoring the recorded state of a tape during recording by simultaneous playing back of the tape

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019900022772A KR930011134B1 (ko) 1990-12-31 1990-12-31 캠코더에서의 녹화동시 재생 모니터링 회로

Publications (2)

Publication Number Publication Date
KR920014240A true KR920014240A (ko) 1992-07-30
KR930011134B1 KR930011134B1 (ko) 1993-11-24

Family

ID=19309192

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019900022772A KR930011134B1 (ko) 1990-12-31 1990-12-31 캠코더에서의 녹화동시 재생 모니터링 회로

Country Status (3)

Country Link
US (1) US5235431A (ko)
JP (1) JP2800925B2 (ko)
KR (1) KR930011134B1 (ko)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100670500B1 (ko) * 2000-12-28 2007-01-17 매그나칩 반도체 유한회사 반도체 소자의 제조 방법

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3524012A (en) * 1966-01-31 1970-08-11 Sony Corp System for recording and reproducing still color video signals
JPS60117884A (ja) * 1983-11-29 1985-06-25 Mitsubishi Electric Corp 磁気録画再生装置
JPS60116660U (ja) * 1983-12-31 1985-08-07 アルプス電気株式会社 磁気記録再生装置
JPS60150208A (ja) * 1984-01-18 1985-08-07 Victor Co Of Japan Ltd 磁気記録再生装置のヘツド切換信号生成回路
JPS6139287A (ja) * 1984-07-27 1986-02-25 Victor Co Of Japan Ltd 複数の狭帯域信号の記録再生装置
JPH0175303U (ko) * 1987-11-09 1989-05-22
JPH01211208A (ja) * 1988-02-18 1989-08-24 Victor Co Of Japan Ltd 磁気記録再生装置
JPH03154281A (ja) * 1989-11-13 1991-07-02 Matsushita Electric Ind Co Ltd データレコーダ

Also Published As

Publication number Publication date
JP2800925B2 (ja) 1998-09-21
KR930011134B1 (ko) 1993-11-24
JPH056650A (ja) 1993-01-14
US5235431A (en) 1993-08-10

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