KR880004450A - 브이.티.알 시스템 - Google Patents

브이.티.알 시스템 Download PDF

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Publication number
KR880004450A
KR880004450A KR1019860007478A KR860007478A KR880004450A KR 880004450 A KR880004450 A KR 880004450A KR 1019860007478 A KR1019860007478 A KR 1019860007478A KR 860007478 A KR860007478 A KR 860007478A KR 880004450 A KR880004450 A KR 880004450A
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KR
South Korea
Prior art keywords
signal
video
area
mixer
tape
Prior art date
Application number
KR1019860007478A
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English (en)
Other versions
KR900007023B1 (ko
Inventor
안중구
김종안
백종관
공희철
Original Assignee
한형수
삼성전자 주식회사
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 한형수, 삼성전자 주식회사 filed Critical 한형수
Priority to KR1019860007478A priority Critical patent/KR900007023B1/ko
Priority to JP62221188A priority patent/JP2628864B2/ja
Priority to DE19873730135 priority patent/DE3730135A1/de
Priority to BR8704640A priority patent/BR8704640A/pt
Priority to US07/094,381 priority patent/US4870507A/en
Priority to GB8720975A priority patent/GB2196465B/en
Publication of KR880004450A publication Critical patent/KR880004450A/ko
Priority to KR1019900007163A priority patent/KR900007019B1/ko
Priority to GB9016175A priority patent/GB2233144B/en
Application granted granted Critical
Publication of KR900007023B1 publication Critical patent/KR900007023B1/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
    • 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
    • G11B15/00—Driving, 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
    • G11B15/18—Driving; Starting; Stopping; Arrangements for control or regulation thereof
    • G11B15/46—Controlling, regulating, or indicating speed
    • G11B15/467—Controlling, regulating, or indicating speed in arrangements for recording or reproducing wherein both record carriers and heads are driven
    • G11B15/4673—Controlling, regulating, or indicating speed in arrangements for recording or reproducing wherein both record carriers and heads are driven by controlling the speed of the tape while the head is rotating
    • G11B15/4675—Controlling, regulating, or indicating speed in arrangements for recording or reproducing wherein both record carriers and heads are driven by controlling the speed of the tape while the head is rotating with provision for information tracking
    • G11B15/4676—Controlling, regulating, or indicating speed in arrangements for recording or reproducing wherein both record carriers and heads are driven by controlling the speed of the tape while the head is rotating with provision for information tracking using signals recorded in tracks disposed in parallel with the scanning direction
    • G11B15/4677—Controlling, regulating, or indicating speed in arrangements for recording or reproducing wherein both record carriers and heads are driven by controlling the speed of the tape while the head is rotating with provision for information tracking using signals recorded in tracks disposed in parallel with the scanning direction using auxiliary signals, i.e. pilot signals
    • G11B15/4678—Controlling, regulating, or indicating speed in arrangements for recording or reproducing wherein both record carriers and heads are driven by controlling the speed of the tape while the head is rotating with provision for information tracking using signals recorded in tracks disposed in parallel with the scanning direction using auxiliary signals, i.e. pilot signals superimposed on the main signal track
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B15/00—Driving, 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
    • G11B15/60—Guiding record carrier
    • G11B15/61—Guiding record carrier on drum, e.g. drum containing rotating heads
    • 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
    • G11B5/008—Recording on, or reproducing or erasing from, magnetic tapes, sheets, e.g. cards, or wires
    • G11B5/00813—Recording on, or reproducing or erasing from, magnetic tapes, sheets, e.g. cards, or wires magnetic tapes
    • G11B5/00847—Recording on, or reproducing or erasing from, magnetic tapes, sheets, e.g. cards, or wires magnetic tapes on transverse tracks
    • G11B5/0086—Recording on, or reproducing or erasing from, magnetic tapes, sheets, e.g. cards, or wires magnetic tapes on transverse tracks using cyclically driven heads providing segmented tracks
    • 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
    • G11B5/74—Record carriers characterised by the form, e.g. sheet shaped to wrap around a drum
    • G11B5/78—Tape carriers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/78—Television signal recording using magnetic recording
    • H04N5/782—Television signal recording using magnetic recording on tape
    • H04N5/7824—Television signal recording using magnetic recording on tape with rotating magnetic heads
    • H04N5/7826—Television signal recording using magnetic recording on tape with rotating magnetic heads involving helical scanning of the magnetic tape
    • 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
    • H04N5/7824—Television signal recording using magnetic recording on tape with rotating magnetic heads
    • H04N5/7826—Television signal recording using magnetic recording on tape with rotating magnetic heads involving helical scanning of the magnetic tape
    • H04N5/78263—Television signal recording using magnetic recording on tape with rotating magnetic heads involving helical scanning of the magnetic tape for recording on tracks inclined relative to the direction of movement of the tape

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Recording Or Reproducing By Magnetic Means (AREA)
  • Television Signal Processing For Recording (AREA)

Abstract

내용 없음

Description

브이.티.알 시스템
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제7도는 본 발명에 따른 기록시 시스템블럭도.
제8도는 제7도의 각부 동작 파형도.
제9도는 본 발명에 따른 재생시 시스템 블럭도.
10도는 제9도의 각부 동작 파형도.

Claims (3)

  1. 브이.티.알 시스템의 헬리컬스켄 방식과 애지머스 기록방식을 이용한 4㎜ 테이프포맷에 있어서, 상기 비디오폭 최상단에는 드럼회전에 의한 비디오 헤드의 돌출에 의해 화면의 흔들림 음성의 떨림 비디오 헤드의 마모등을 방지하기 위해 최소한의 테이프가 업퍼드럼에 닿을 수 있는 범위의 제1가이드 영역(C")과, 테이프폭 하단에는 드럼리드라인의 최소의 갭과 로우드럼 및 업퍼드럼의 최소한의 갭과 주행중 테이프 떨림에 의한 화면의 떨림을 최대한 방지할 수 있는 동시에 오디오 신호를 실을 수 있도록 한 최소한의 테이프폭으로 설정된 옵션트랙 영역(D")과, 상기 옵션트랙 영역(D")의 상부에는 옵션 트랙 영역(D")에 실린 오디오신호와 근접 트랙에 실린 비디오 신호를 분리 차단할 수 있도록 최소의 테이프폭으로 설정된 제2가이드 영역(F")과, 상기 제1가이드 영역(C")의 하단과 제2가이드 영역(F")의 상단에는 드럼의 1, 2 채널 비디오 헤드가 오버랩하여 신호가 기록될 수 있도록 설정된 제1, 2 오버랩 영역(H1")(H2")과, 상기 제1, 2 오버랩 영역(H1")(H2")의 사이에 비디오 신호와 테이프의 주행을 제어하는 ATF 신호와 휘도신호와 칼라신호를 최대의 주파수 대역으로 기록할 수 있도록한 비디오폭(W")으로 구성함을 특징으로 하는 4㎜ 비디오 테이프포맷.
  2. 제1항에 있어서, 제1가이드 영역(C")이 테이프 상측으로부터 0.3±0.1㎜의 영역을 가지며, 옵션트랙 영역(D")이 테이프 하단으로부터 0.5±0.2㎜의 영역을 갖고, 제2가이드 영역(F")이 옵션트랙 영역(D")의 상측으로부터 0.1±0.1㎜의 영역을 갖으며 비디오폭(W")이 2.9±0.3㎜의 영역을 갖는 것을 특징으로 하는 영역.
  3. 테이프 주행속도를 제어하기 위한 ATF 신호발생장치와, 영상신호에서 칼라와 휘도신호를 분리하여 엠퍼시스한 후 상기 ATF 신호와 믹싱하여 비디오헤드로 테이프에 기록하며 오디오신호를 증폭 변조하여 오디오 헤드에 의해 기록하는 영상·음성 기록시스템과, 비디오 헤드에 의해 픽업된 신호의 ATF 제어신호에 의해 캡스탄모터를 제어하며 칼라신호를 통과시켜 변조하여 디 엠퍼시스하고 휘도신호를 자동이득제어 및 변조하여 칼라신호와 휘도신호를 믹서하여 디스플레어 장치로 출력하여 오디오 헤드에 의해 픽업신호를 이컬라이저 증폭하여 출력하는 영상·음성 기록 시스템에 재생시스템을 구비한 영상기록재생기의 영상 주파수 및 음성성분 기록·재생 방식에 있어서, 상기 ATF 신호발생부에서 기록시 4개의 파이롯트신호를 발생하여 제1믹서부에서 칼라신호와 믹서하며 도한 이 믹서신호를 제2믹서부에서 휘도신호와 믹서하여 기록하며 재생시 채널선택부에 채널에 따라 분리되어 저역필터에서 통과시켜 마이콤의 출력논리에 따라 ATF 서보회로에서 위상차에 따라 에러신호에 의해 캡스탄모터의 속도를 제어하는 제1수단과, 상기 Y/C 분리 회로로부터 기록시 칼라신호를 분리하여 자동칼라제어 및 엠퍼시스와 저역 변환하여 제1믹서부 ATF 신호와 믹서하여 또한 제2믹서부에 휘도신호와 믹서하고 재생시 채널선택부로부터 칼라만 밴드패스시켜 자동칼라제어 및 변조하여 디 엠퍼시스하고 칼라 흑백에 따라 휘도신호와 믹서하는 제2수단과, 상기 Y/C 분리회로로부터 기록시 휘도신호를 분리하여 엠퍼시스하여 FM 변조하여 제2믹서부에서 칼라 및 ATF 제어신호와 믹서하여, 재생시 채널선택부 출력으로 부터 칼라신호를 트랩하고 휘도신호만 추출하여 자동 이득 제어한후 복조하여 잡음 제거후 디 엠퍼시스하여 드롭아웃시 지연시켜 보상하여 제3믹서부에 믹서하는 제3수단과, 오디오 기록시 입력신호를 자동이득제어하여 증폭한 후 AM 변조하여 기록하며 재생시 이컬라이저에서 증폭 및 특성을 개선하여 주파수 보정후 출력하는 제4수단으로 하는 방식에서 특징이 있는 브이.티.알 시스템.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019860007478A 1986-09-06 1986-09-06 브이.티.알 시스템의 테이프 포맽 KR900007023B1 (ko)

Priority Applications (8)

Application Number Priority Date Filing Date Title
KR1019860007478A KR900007023B1 (ko) 1986-09-06 1986-09-06 브이.티.알 시스템의 테이프 포맽
JP62221188A JP2628864B2 (ja) 1986-09-06 1987-09-03 映像録画再生機用４ｍｍビデオテープに音声信号及び映像信号を記録する方法
DE19873730135 DE3730135A1 (de) 1986-09-06 1987-09-04 Bandaufzeichnungssystem
BR8704640A BR8704640A (pt) 1986-09-06 1987-09-04 Formato de fita de videoteipe de 4mm de largura e sistema de gravacao de videoteipe(vtr)
US07/094,381 US4870507A (en) 1986-09-06 1987-09-04 Video tape recorder system
GB8720975A GB2196465B (en) 1986-09-06 1987-09-07 Video tape recorder system
KR1019900007163A KR900007019B1 (ko) 1986-09-06 1990-05-18 브이.티.알 시스템
GB9016175A GB2233144B (en) 1986-09-06 1990-07-24 Video tape recorder system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019860007478A KR900007023B1 (ko) 1986-09-06 1986-09-06 브이.티.알 시스템의 테이프 포맽

Publications (2)

Publication Number Publication Date
KR880004450A true KR880004450A (ko) 1988-06-04
KR900007023B1 KR900007023B1 (ko) 1990-09-27

Family

ID=19252152

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019860007478A KR900007023B1 (ko) 1986-09-06 1986-09-06 브이.티.알 시스템의 테이프 포맽

Country Status (6)

Country Link
US (1) US4870507A (ko)
JP (1) JP2628864B2 (ko)
KR (1) KR900007023B1 (ko)
BR (1) BR8704640A (ko)
DE (1) DE3730135A1 (ko)
GB (2) GB2196465B (ko)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0414989A (ja) * 1990-05-09 1992-01-20 Sony Corp パイロット信号除去回路
KR940004590B1 (ko) * 1991-07-15 1994-05-25 삼성전자 주식회사 8mm VCR의 오디오 편집장치
WO1994007331A1 (en) * 1992-09-15 1994-03-31 Samsung Electronics Co., Ltd. Video multiplexing system
JPH09274701A (ja) * 1996-04-02 1997-10-21 Victor Co Of Japan Ltd 磁気記録再生装置及び磁気再生装置
JPH11306714A (ja) * 1998-02-18 1999-11-05 Hitachi Maxell Ltd 磁気テ―プカ―トリッジ

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56119917A (en) * 1980-02-28 1981-09-19 Victor Co Of Japan Ltd Track deviation detecting system in magnetic recording and reproducing device
JPS56149875A (en) * 1980-04-23 1981-11-19 Matsushita Electric Ind Co Ltd Magnetic picture recording reproduction system
JPS5949089A (ja) * 1982-09-13 1984-03-21 Hitachi Ltd クロマ信号のエンフアシス・デイエンフアシス回路
JPS60160291A (ja) * 1984-01-31 1985-08-21 Sony Corp 記録装置

Also Published As

Publication number Publication date
DE3730135A1 (de) 1988-06-01
JP2628864B2 (ja) 1997-07-09
GB2233144B (en) 1991-05-01
GB9016175D0 (en) 1990-09-05
DE3730135C2 (ko) 1990-11-29
GB2233144A (en) 1991-01-02
KR900007023B1 (ko) 1990-09-27
GB8720975D0 (en) 1987-10-14
US4870507A (en) 1989-09-26
GB2196465B (en) 1991-05-01
GB2196465A (en) 1988-04-27
JPS63153977A (ja) 1988-06-27
BR8704640A (pt) 1988-04-26

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