DE69025280D1 - Verfahren und Vorrichtung zur digitalen Videosignalverarbeitung - Google Patents

Verfahren und Vorrichtung zur digitalen Videosignalverarbeitung

Info

Publication number
DE69025280D1
DE69025280D1 DE69025280T DE69025280T DE69025280D1 DE 69025280 D1 DE69025280 D1 DE 69025280D1 DE 69025280 T DE69025280 T DE 69025280T DE 69025280 T DE69025280 T DE 69025280T DE 69025280 D1 DE69025280 D1 DE 69025280D1
Authority
DE
Germany
Prior art keywords
signal processing
video signal
digital video
digital
processing
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 - Fee Related
Application number
DE69025280T
Other languages
English (en)
Other versions
DE69025280T2 (de
Inventor
James Hedley Wilkinson
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
Application granted granted Critical
Publication of DE69025280D1 publication Critical patent/DE69025280D1/de
Publication of DE69025280T2 publication Critical patent/DE69025280T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H04N9/64—Circuits for processing colour signals
    • 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
    • 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
    • H04N9/808—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving pulse code modulation of the composite colour video-signal

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Processing Of Color Television Signals (AREA)
  • Color Television Systems (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
DE69025280T 1989-11-27 1990-11-01 Verfahren und Vorrichtung zur digitalen Videosignalverarbeitung Expired - Fee Related DE69025280T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8926772A GB2238688B (en) 1989-11-27 1989-11-27 Methods of and apparatus for digital video signal processing

Publications (2)

Publication Number Publication Date
DE69025280D1 true DE69025280D1 (de) 1996-03-21
DE69025280T2 DE69025280T2 (de) 1996-07-04

Family

ID=10666976

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69025280T Expired - Fee Related DE69025280T2 (de) 1989-11-27 1990-11-01 Verfahren und Vorrichtung zur digitalen Videosignalverarbeitung

Country Status (6)

Country Link
US (1) US5172218A (de)
EP (1) EP0430447B1 (de)
JP (1) JP3049764B2 (de)
CA (1) CA2029406C (de)
DE (1) DE69025280T2 (de)
GB (1) GB2238688B (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2676608B1 (fr) * 1991-05-17 1993-09-03 France Telecom Procede de codage d'images en couleurs a fort taux de compression sans filtrage, procede de decodage, codeur, decodeur et application correspondants.
JP3381855B2 (ja) * 1992-12-28 2003-03-04 ソニー株式会社 画像信号符号化方法および画像信号符号化装置、並びに画像信号復号化方法および画像信号復号化装置
JPH07236151A (ja) * 1994-02-23 1995-09-05 Sony Corp デジタルビデオスイッチャ
JP2936315B2 (ja) * 1996-01-22 1999-08-23 日本テレビ放送網株式会社 順次走査方式の伝送データの変換方法、及びその変換装置
GB2322753B (en) * 1997-02-27 2001-05-09 Quantel Ltd A signal processing system
US6449310B1 (en) * 1997-11-21 2002-09-10 Matsushita Electric Industrial Co., Ltd. Video signal coding apparatus
US6593804B1 (en) * 2002-06-25 2003-07-15 National Semiconductor Corporation Controllable high frequency emphasis circuit for selective signal peaking

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2641816C3 (de) * 1976-09-17 1980-08-21 Grundig E.M.V. Elektro-Mechanische Versuchsanstalt Max Grundig, 8510 Fuerth Anordnung zur Aufzeichnung und/oder Wiedergabe breitbandiger Videosignale
GB2051517B (en) * 1979-06-20 1983-12-21 British Broadcasting Corp Digital television transmission system and encoder and decoder therefor
DE3121847A1 (de) * 1981-06-02 1982-12-16 Robert Bosch Gmbh, 7000 Stuttgart Verfahren zur uebertragung oder speicherung digital codierter farbfernsehsignale
US4589011A (en) * 1984-01-16 1986-05-13 At&T Bell Laboratories Single sideband modulated chrominance information for compatible high-definition television
JPH0263296A (ja) * 1988-08-29 1990-03-02 Sony Corp 映像信号の記録再生方法及びデイジタルビデオテープレコーダ
US4979002A (en) * 1989-09-08 1990-12-18 University Of Colorado Foundation, Inc. Optical photodiode switch array with zener diode

Also Published As

Publication number Publication date
GB2238688B (en) 1994-01-12
EP0430447A3 (en) 1992-10-21
CA2029406C (en) 2001-02-20
GB8926772D0 (en) 1990-01-17
JPH03192888A (ja) 1991-08-22
CA2029406A1 (en) 1991-05-28
EP0430447A2 (de) 1991-06-05
JP3049764B2 (ja) 2000-06-05
DE69025280T2 (de) 1996-07-04
GB2238688A (en) 1991-06-05
US5172218A (en) 1992-12-15
EP0430447B1 (de) 1996-02-07

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee