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FR2493654B1 - Appareil de commutation de signaux a modulation d'impulsions codees pcm et de signaux video - Google Patents

Appareil de commutation de signaux a modulation d'impulsions codees pcm et de signaux video

Info

Publication number
FR2493654B1
FR2493654B1 FR8120866A FR8120866A FR2493654B1 FR 2493654 B1 FR2493654 B1 FR 2493654B1 FR 8120866 A FR8120866 A FR 8120866A FR 8120866 A FR8120866 A FR 8120866A FR 2493654 B1 FR2493654 B1 FR 2493654B1
Authority
FR
France
Prior art keywords
pcm
video signals
signal switching
switching apparatus
pulse modulation
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.)
Expired
Application number
FR8120866A
Other languages
English (en)
Other versions
FR2493654A1 (fr
Inventor
Nobuyuki Yasuda
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.)
Sony Corp
Original Assignee
Sony Corp
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 Sony Corp filed Critical Sony Corp
Publication of FR2493654A1 publication Critical patent/FR2493654A1/fr
Application granted granted Critical
Publication of FR2493654B1 publication Critical patent/FR2493654B1/fr
Expired 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
    • H04N9/8205—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 involving the multiplexing of an additional signal and the colour video signal
    • 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
    • G11B20/00007—Time or data compression or expansion
    • 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
    • G11B20/10527—Audio or video recording; Data buffering arrangements
    • 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
    • H04N5/93—Regeneration of the television signal or of selected parts thereof
    • H04N5/94—Signal drop-out compensation
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Television Signal Processing For Recording (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
FR8120866A 1980-11-06 1981-11-06 Appareil de commutation de signaux a modulation d'impulsions codees pcm et de signaux video Expired FR2493654B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP55156240A JPS5782209A (en) 1980-11-06 1980-11-06 Pcm-video switching device

Publications (2)

Publication Number Publication Date
FR2493654A1 FR2493654A1 (fr) 1982-05-07
FR2493654B1 true FR2493654B1 (fr) 1986-09-12

Family

ID=15623431

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8120866A Expired FR2493654B1 (fr) 1980-11-06 1981-11-06 Appareil de commutation de signaux a modulation d'impulsions codees pcm et de signaux video

Country Status (7)

Country Link
US (1) US4398219A (fr)
JP (1) JPS5782209A (fr)
CA (1) CA1167960A (fr)
DE (1) DE3144191A1 (fr)
FR (1) FR2493654B1 (fr)
GB (1) GB2087195B (fr)
NL (1) NL8104972A (fr)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4462048A (en) * 1982-02-11 1984-07-24 Rca Corporation Noise reduction circuitry for audio signals
JPS60130278A (ja) * 1983-12-16 1985-07-11 Matsushita Electric Ind Co Ltd 輝度信号処理装置
KR890005240B1 (ko) * 1983-10-18 1989-12-18 마쯔시다덴기산교 가부시기가이샤 영상신호 처리장치
JPS60111556U (ja) * 1983-12-29 1985-07-29 パイオニア株式会社 情報再生装置
JPS60146961U (ja) * 1984-03-06 1985-09-30 日本コロムビア株式会社 記録再生装置
DE3567344D1 (en) * 1984-03-13 1989-02-09 Hazeltine Corp Method and apparatus for storing/retrieving digital data on video tape
EP0374129B1 (fr) * 1984-03-13 1992-11-25 Olympus Optical Co., Ltd. Appareil d'enregistrement d'informations d'images
GB2170641B (en) * 1984-12-17 1989-10-04 Canon Kk Rotary head type recording and/or reproducing apparatus
JPS62154367A (ja) * 1985-12-27 1987-07-09 Canon Inc 記録又は再生装置
JPS61260780A (ja) * 1985-05-14 1986-11-18 Matsushita Electric Ind Co Ltd 記録再生装置
JPH0772924B2 (ja) * 1985-06-13 1995-08-02 ソニー株式会社 記録方法、記録再生方法、記録装置及び記録再生装置
JPH0770008B2 (ja) * 1986-02-22 1995-07-31 ソニー株式会社 ビデオ信号とｐｃｍオ−デイオ信号の再生装置
JPS6337868A (ja) * 1986-07-30 1988-02-18 Canon Inc 画像信号記録装置
JP2614616B2 (ja) * 1987-05-29 1997-05-28 キヤノン株式会社 画像再生装置
DE3808862A1 (de) * 1988-03-17 1989-09-28 Thomson Brandt Gmbh Aufzeichnungsgeraet
US5036409A (en) * 1989-03-15 1991-07-30 Deutsche Thomson-Brandt Gmbh Signal selection arrangement
JPH0767181B2 (ja) * 1989-09-19 1995-07-19 株式会社東芝 再生ｆｍ信号処理用半導体集積回路
GB2243516B (en) * 1990-04-13 1994-07-27 Asahi Optical Co Ltd Track identification apparatus
US7290647B2 (en) 2005-03-10 2007-11-06 Thk Co., Ltd. Guide apparatus

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT308209B (de) * 1971-07-15 1973-06-25 Philips Nv Schaltungsanordnung zur Dropout-Kompensation bei der Wiedergabe von auf einem Aufzeichnungsträger gespeicherten Signalen
US3935591A (en) * 1974-01-10 1976-01-27 Rca Corporation Audio-visual apparatus with control signal operated gating means
GB1566715A (en) * 1976-03-19 1980-05-08 Rca Corp Chrominance signal transcoding apparatus
JPS5386523A (en) * 1977-01-10 1978-07-31 Toshiba Corp Drop-out compensating circuit
JPS53124906A (en) * 1977-04-07 1978-10-31 Sony Corp Transmitting method for digital signal
DE2717090B1 (de) * 1977-04-18 1978-06-22 Axel Dipl-Ing Schmalz Verfahren zum Aufzeichnen und Wiedergeben von Messdaten und Fernsehbildern sowie Schaltungsanordnung fuer die Aufzeichnung und Wiedergabe nach diesem Verfahren
JPS5521681A (en) * 1978-08-03 1980-02-15 Matsushita Electric Ind Co Ltd Dropout compensation unit

Also Published As

Publication number Publication date
NL8104972A (nl) 1982-06-01
CA1167960A (fr) 1984-05-22
GB2087195B (en) 1984-08-01
JPS5782209A (en) 1982-05-22
GB2087195A (en) 1982-05-19
US4398219A (en) 1983-08-09
FR2493654A1 (fr) 1982-05-07
DE3144191A1 (de) 1982-06-24

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