FR2288437A1 - Dispositif de suppression du canal de chrominance pour enregistreurs a bande magnetique video - Google Patents

Dispositif de suppression du canal de chrominance pour enregistreurs a bande magnetique video

Info

Publication number
FR2288437A1
FR2288437A1 FR7434620A FR7434620A FR2288437A1 FR 2288437 A1 FR2288437 A1 FR 2288437A1 FR 7434620 A FR7434620 A FR 7434620A FR 7434620 A FR7434620 A FR 7434620A FR 2288437 A1 FR2288437 A1 FR 2288437A1
Authority
FR
France
Prior art keywords
removal device
video tape
tape recorders
chrominance channel
magnetic video
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
FR7434620A
Other languages
English (en)
Other versions
FR2288437B1 (fr
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Publication of FR2288437A1 publication Critical patent/FR2288437A1/fr
Application granted granted Critical
Publication of FR2288437B1 publication Critical patent/FR2288437B1/fr
Granted legal-status Critical Current

Links

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
    • H04N9/82—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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/64—Circuits for processing colour signals
    • H04N9/70—Circuits for processing colour signals for colour killing
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Processing Of Color Television Signals (AREA)
  • Television Signal Processing For Recording (AREA)
FR7434620A 1973-05-16 1974-10-15 Dispositif de suppression du canal de chrominance pour enregistreurs a bande magnetique video Granted FR2288437A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5496273A JPS5338061B2 (fr) 1973-05-16 1973-05-16

Publications (2)

Publication Number Publication Date
FR2288437A1 true FR2288437A1 (fr) 1976-05-14
FR2288437B1 FR2288437B1 (fr) 1981-09-04

Family

ID=12985278

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7434620A Granted FR2288437A1 (fr) 1973-05-16 1974-10-15 Dispositif de suppression du canal de chrominance pour enregistreurs a bande magnetique video

Country Status (6)

Country Link
US (1) US3975759A (fr)
JP (1) JPS5338061B2 (fr)
CA (1) CA1057848A (fr)
DE (1) DE2448396C3 (fr)
FR (1) FR2288437A1 (fr)
GB (1) GB1490106A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2308264A1 (fr) * 1975-04-14 1976-11-12 Sony Corp Appareil d'enregistrement video et notamment appareil d'enregistrement video en couleur muni d'un circuit de suppression de la couleur
FR2471712A1 (fr) * 1979-12-14 1981-06-19 Radiotechnique Magnetoscope apte a enregistrer et a reproduire sans manipulations specifiques prealables des signaux a video-frequences codes indifferemment en pal ou en secam

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5147324A (en) * 1974-10-21 1976-04-22 Sony Corp Karaaeizoshingono saiseisochi
JPS5435893B2 (fr) * 1974-11-09 1979-11-06
JPS51126012A (en) * 1975-04-24 1976-11-02 Sony Corp Color video signal recording
JPS5623953Y2 (fr) * 1975-07-21 1981-06-05
JPS5247319A (en) * 1975-10-13 1977-04-15 Victor Co Of Japan Ltd Recording/reproducing system of color video signal
JPS5717589Y2 (fr) * 1975-11-10 1982-04-13
JPS5353922A (en) * 1976-10-26 1978-05-16 Matsushita Electric Ind Co Ltd Video signal recording and reproducing unit
JPS5940354B2 (ja) * 1977-04-18 1984-09-29 株式会社日立製作所 色度信号記録再生方法
JPS5416928A (en) * 1977-07-07 1979-02-07 Matsushita Electric Ind Co Ltd Color killer circuit for magnetic picture recorder/reproducer
US4430674A (en) * 1981-02-25 1984-02-07 Tokyo Shibaura Denki Kabushiki Kaisha Color video signal processing circuit
JPH0763190B2 (ja) * 1985-05-24 1995-07-05 キヤノン株式会社 ビデオ信号処理装置
US4910604A (en) * 1986-05-21 1990-03-20 Canon Kabushiki Kaisha Image transmission apparatus
DE3733475A1 (de) * 1987-09-30 1989-04-20 Thomson Brandt Gmbh Empfangsgeraet fuer farbfernsehsignale
DE3920590A1 (de) * 1989-06-23 1991-01-03 Thomson Brandt Gmbh Fernsehgeraet zur wahlweisen verarbeitung eines fbas- oder in bas und f getrennten signals
KR0137197B1 (ko) * 1992-11-05 1998-04-28 윤종용 영상처리장치에 있어서 화질 열화방지회로
KR100195107B1 (ko) * 1996-06-28 1999-06-15 윤종용 비디오 신호 더빙 기록 장치
GB0513051D0 (en) 2005-06-27 2005-08-03 Dwight Cavendish Systems Ltd Copy protection method and apparatus
CN101625846B (zh) * 2008-07-08 2011-03-30 鸿富锦精密工业（深圳）有限公司 显示数据通道接口电路

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2908750A (en) * 1955-08-22 1959-10-13 Zenith Radio Corp Color-killer system

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2308264A1 (fr) * 1975-04-14 1976-11-12 Sony Corp Appareil d'enregistrement video et notamment appareil d'enregistrement video en couleur muni d'un circuit de suppression de la couleur
FR2471712A1 (fr) * 1979-12-14 1981-06-19 Radiotechnique Magnetoscope apte a enregistrer et a reproduire sans manipulations specifiques prealables des signaux a video-frequences codes indifferemment en pal ou en secam

Also Published As

Publication number Publication date
JPS5019322A (fr) 1975-02-28
FR2288437B1 (fr) 1981-09-04
DE2448396A1 (de) 1976-04-29
CA1057848A (fr) 1979-07-03
JPS5338061B2 (fr) 1978-10-13
GB1490106A (en) 1977-10-26
US3975759A (en) 1976-08-17
DE2448396B2 (de) 1978-05-24
DE2448396C3 (de) 1979-01-18

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