HK58594A - Method for separating luminance and chrominance signals from a pal or secam composite video signal, and device for using that method - Google Patents

Method for separating luminance and chrominance signals from a pal or secam composite video signal, and device for using that method

Info

Publication number
HK58594A
HK58594A HK58594A HK58594A HK58594A HK 58594 A HK58594 A HK 58594A HK 58594 A HK58594 A HK 58594A HK 58594 A HK58594 A HK 58594A HK 58594 A HK58594 A HK 58594A
Authority
HK
Hong Kong
Prior art keywords
luminance
signal
processing channel
chrominance
composite video
Prior art date
Application number
HK58594A
Other languages
English (en)
Inventor
Serge Travert
Original Assignee
Thomson Grand Public
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 Thomson Grand Public filed Critical Thomson Grand Public
Publication of HK58594A publication Critical patent/HK58594A/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/77—Circuits for processing the brightness signal and the chrominance signal relative to each other, e.g. adjusting the phase of the brightness signal relative to the colour signal, correcting differential gain or differential phase
    • H04N9/78—Circuits for processing the brightness signal and the chrominance signal relative to each other, e.g. adjusting the phase of the brightness signal relative to the colour signal, correcting differential gain or differential phase for separating the brightness signal or the chrominance signal from the colour television signal, e.g. using comb filter

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Processing Of Color Television Signals (AREA)
  • Color Television Systems (AREA)
  • Color Television Image Signal Generators (AREA)
HK58594A 1985-06-11 1994-06-04 Method for separating luminance and chrominance signals from a pal or secam composite video signal, and device for using that method HK58594A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8508811A FR2583246B1 (fr) 1985-06-11 1985-06-11 Procede de separation des signaux de luminance et de chrominance d'un signal video composite pal ou secam et dispositif pour la mise en oeuvre de ce procede

Publications (1)

Publication Number Publication Date
HK58594A true HK58594A (en) 1994-06-17

Family

ID=9320100

Family Applications (1)

Application Number Title Priority Date Filing Date
HK58594A HK58594A (en) 1985-06-11 1994-06-04 Method for separating luminance and chrominance signals from a pal or secam composite video signal, and device for using that method

Country Status (7)

Country Link
US (1) US4814862A (de)
EP (1) EP0213973B1 (de)
JP (1) JPH07105964B2 (de)
AT (1) ATE60476T1 (de)
DE (1) DE3677103D1 (de)
FR (1) FR2583246B1 (de)
HK (1) HK58594A (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2625061A1 (fr) * 1987-12-18 1989-06-23 Thomson Grand Public Separateur de signaux de luminance et de chrominance d'un signal video composite pal ou secam
JPH01302993A (ja) * 1988-05-31 1989-12-06 Nec Home Electron Ltd 輝度・色度信号分離回路
EP0715796B1 (de) * 1994-06-23 2000-11-02 Koninklijke Philips Electronics N.V. Empfänger für fernsehsignale
US7227585B1 (en) * 2003-12-30 2007-06-05 Conexant Systems, Inc. Luminance and chrominance separation system
JP2006108779A (ja) * 2004-09-30 2006-04-20 Oki Electric Ind Co Ltd Ｓｅｃａｍデジタルビデオデコーダの色差信号処理方法
US7894686B2 (en) * 2006-01-05 2011-02-22 Lsi Corporation Adaptive video enhancement gain control
US8248536B2 (en) * 2006-04-07 2012-08-21 Ati Technologies, Inc. Video luminance chrominance separation

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4050084A (en) * 1976-07-14 1977-09-20 Cbs Inc. Comb filter for television signals having adaptive features
GB2054313B (en) * 1977-04-15 1983-06-29 British Broadcasting Corp Ntsc colour television signal processing
US4141035A (en) * 1977-10-20 1979-02-20 Bell Telephone Laboratories, Incorporated Technique for separating composite video signals
JPS54140828A (en) * 1978-04-24 1979-11-01 Nippon Hoso Kyokai <Nhk> Luminance-color separation system
JPS55123280A (en) * 1979-03-16 1980-09-22 Nippon Hoso Kyokai <Nhk> Luminance and chromaticity signal separator
JPS55150688A (en) * 1979-05-15 1980-11-22 Sony Corp Separating circuit of color video signal
JPS55150687A (en) * 1979-05-15 1980-11-22 Sony Corp Separating circuit of color video signal

Also Published As

Publication number Publication date
EP0213973A1 (de) 1987-03-11
FR2583246A1 (fr) 1986-12-12
ATE60476T1 (de) 1991-02-15
DE3677103D1 (de) 1991-02-28
JPS6242680A (ja) 1987-02-24
US4814862A (en) 1989-03-21
EP0213973B1 (de) 1991-01-23
JPH07105964B2 (ja) 1995-11-13
FR2583246B1 (fr) 1987-08-07

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Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)