KR920011252A - 영상 신호 기록 재생장치 - Google Patents

영상 신호 기록 재생장치 Download PDF

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Publication number
KR920011252A
KR920011252A KR1019910020010A KR910020010A KR920011252A KR 920011252 A KR920011252 A KR 920011252A KR 1019910020010 A KR1019910020010 A KR 1019910020010A KR 910020010 A KR910020010 A KR 910020010A KR 920011252 A KR920011252 A KR 920011252A
Authority
KR
South Korea
Prior art keywords
video signal
vertical direction
signal
reproducing apparatus
signal recorder
Prior art date
Application number
KR1019910020010A
Other languages
English (en)
Other versions
KR100254503B1 (ko
Inventor
에쯔로 사까모또
마사또시 다까시마
Original Assignee
오오가 노리오
소니 가부시끼가이샤
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 오오가 노리오, 소니 가부시끼가이샤 filed Critical 오오가 노리오
Publication of KR920011252A publication Critical patent/KR920011252A/ko
Application granted granted Critical
Publication of KR100254503B1 publication Critical patent/KR100254503B1/ko

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Classifications

    • 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
    • H04N9/81—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback the individual colour picture signal components being recorded sequentially only
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • 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
    • H04N5/78266—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 using more than one track for the recording of one television field or frame, i.e. segmented recording
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/91—Television signal processing therefor
    • H04N5/92—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
    • H04N5/928—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback the sound signal being pulse code modulated and recorded in time division multiplex with the modulated video 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
    • H04N9/793—Processing of colour television signals in connection with recording for controlling the level of the chrominance signal, e.g. by means of automatic chroma control circuits
    • H04N9/7933—Processing of colour television signals in connection with recording for controlling the level of the chrominance signal, e.g. by means of automatic chroma control circuits the level control being frequency-dependent
    • H04N9/7936—Processing of colour television signals in connection with recording for controlling the level of the chrominance signal, e.g. by means of automatic chroma control circuits the level control being frequency-dependent by using a preemphasis network at the recording side and a deemphasis network at the reproducing side
    • 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
    • H04N9/797—Processing of colour television signals in connection with recording for recording the signal in a plurality of channels, the bandwidth of each channel being less than the bandwidth of the signal
    • H04N9/7973—Processing of colour television signals in connection with recording for recording the signal in a plurality of channels, the bandwidth of each channel being less than the bandwidth of the signal by dividing the luminance or colour component signal samples or frequency bands among a plurality of recording channels

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Television Signal Processing For Recording (AREA)
  • Television Systems (AREA)

Abstract

내용 없음

Description

영상 신호 기록 재생장치
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명에 의한 영상 신호 기록 재생 장치의 한예의 구성도, 제2A 및 2B도는 그 효과의 설명을 위한 특성도, 제3도는 장치의 다른 예의 구성도.

Claims (1)

  1. 영상 신호중의 크로머 신호를 선 순차화하고 시간축 압축하여 휘도 신호와 함께 시분할 다중으로 기록 재생하도록 한 영상 신호 기록 재생 장치에 있어서, 상기 크로머 신호에 상기 선순차화의 전에서 수직 방향의 비선형 엠퍼시스를 연결하는 경우에, 상기 크로머 신호의 상기 선순차화에 의한 반환 왜곡을 제거하기 위한 수직 방향의 로우패스필터의 후단에서 상기 수직 방향의 비선형 엠퍼시스를 연결하도록 한 것을 특징으로 하는 영상 신호 기록재생 장치.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019910020010A 1990-11-15 1991-11-12 영상 신호 기록 재생 장치 KR100254503B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2309078A JPH04180492A (ja) 1990-11-15 1990-11-15 映像信号記録再生装置
JP90-309078 1990-11-15

Publications (2)

Publication Number Publication Date
KR920011252A true KR920011252A (ko) 1992-06-27
KR100254503B1 KR100254503B1 (ko) 2000-05-01

Family

ID=17988621

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019910020010A KR100254503B1 (ko) 1990-11-15 1991-11-12 영상 신호 기록 재생 장치

Country Status (5)

Country Link
US (1) US5267022A (ko)
EP (1) EP0486300B1 (ko)
JP (1) JPH04180492A (ko)
KR (1) KR100254503B1 (ko)
DE (1) DE69120633T2 (ko)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0604154B1 (en) * 1992-12-24 2000-02-09 Victor Company Of Japan, Ltd. Video signal emphasis and deemphasis method
JPH0787405A (ja) * 1993-09-14 1995-03-31 Sony Corp 撮像装置
CN1327714C (zh) * 2004-01-17 2007-07-18 深圳创维－Rgb电子有限公司 一种逐行／隔行视频信号共享的输入通道及其方法
US7375573B2 (en) * 2006-05-25 2008-05-20 Micron Technology, Inc. De-emphasis system and method for coupling digital signals through capacitively loaded lines

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3381279D1 (de) * 1982-09-10 1990-04-05 Hitachi Ltd Aufzeichnungs- und wiedergabegeraet fuer chrominanzsignal.
JPS59144288A (ja) * 1983-02-07 1984-08-18 Victor Co Of Japan Ltd 映像信号記録再生装置
JPS6030295A (ja) * 1983-07-29 1985-02-15 Victor Co Of Japan Ltd 搬送色信号の記録再生装置
JPS6030285A (ja) * 1983-07-29 1985-02-15 Victor Co Of Japan Ltd 映像信号記録再生装置
JPS6030296A (ja) * 1983-07-29 1985-02-15 Victor Co Of Japan Ltd 映像信号記録装置及び映像信号記録再生装置
JPS6093682A (ja) * 1983-10-25 1985-05-25 Sony Corp デイジタル非線形プリエンフアシス回路
JPS63257395A (ja) * 1987-04-14 1988-10-25 Sony Corp カラ−映像信号及び音声信号の記録装置
US4908697A (en) * 1987-07-24 1990-03-13 North American Philips Corporation Two-line mac high definition television system
US5126846A (en) * 1988-08-08 1992-06-30 Kabushiki Kaisha Toshiba Non-linear amplifier and non-linear emphasis/deemphasis circuit using the same
JPH0310480A (ja) * 1989-06-07 1991-01-18 Toshiba Corp テレビジョン信号伝送装置およびテレビジョン信号受信装置

Also Published As

Publication number Publication date
US5267022A (en) 1993-11-30
KR100254503B1 (ko) 2000-05-01
EP0486300B1 (en) 1996-07-03
EP0486300A2 (en) 1992-05-20
DE69120633T2 (de) 1996-11-28
EP0486300A3 (en) 1993-03-17
JPH04180492A (ja) 1992-06-26
DE69120633D1 (de) 1996-08-08

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