ATE185037T1 - Farbfernsehverarbeitungsschaltung - Google Patents

Farbfernsehverarbeitungsschaltung

Info

Publication number
ATE185037T1
ATE185037T1 AT92923455T AT92923455T ATE185037T1 AT E185037 T1 ATE185037 T1 AT E185037T1 AT 92923455 T AT92923455 T AT 92923455T AT 92923455 T AT92923455 T AT 92923455T AT E185037 T1 ATE185037 T1 AT E185037T1
Authority
AT
Austria
Prior art keywords
color
processing circuit
signal
gate
chrominance signal
Prior art date
Application number
AT92923455T
Other languages
English (en)
Inventor
Victor Steinberg
James Attew
Original Assignee
Snell & Wilcox 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
Priority claimed from GB919124333A external-priority patent/GB9124333D0/en
Priority claimed from GB929206885A external-priority patent/GB9206885D0/en
Application filed by Snell & Wilcox Ltd filed Critical Snell & Wilcox Ltd
Application granted granted Critical
Publication of ATE185037T1 publication Critical patent/ATE185037T1/de

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)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Color Image Communication Systems (AREA)
  • Color Television Image Signal Generators (AREA)
  • Television Systems (AREA)
  • Color Television Systems (AREA)
AT92923455T 1991-11-15 1992-11-16 Farbfernsehverarbeitungsschaltung ATE185037T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB919124333A GB9124333D0 (en) 1991-11-15 1991-11-15 Colour television signal processing
GB929206885A GB9206885D0 (en) 1992-03-30 1992-03-30 Colour television signal processing

Publications (1)

Publication Number Publication Date
ATE185037T1 true ATE185037T1 (de) 1999-10-15

Family

ID=26299876

Family Applications (1)

Application Number Title Priority Date Filing Date
AT92923455T ATE185037T1 (de) 1991-11-15 1992-11-16 Farbfernsehverarbeitungsschaltung

Country Status (8)

Country Link
US (1) US6392714B1 (de)
EP (1) EP0567620B1 (de)
JP (1) JPH09506482A (de)
AT (1) ATE185037T1 (de)
AU (1) AU2934092A (de)
CA (1) CA2100348A1 (de)
DE (1) DE69230030T2 (de)
WO (1) WO1993010641A1 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU713958B2 (en) * 1996-06-17 1999-12-16 Macrovision Corporation Method and apparatus for minimizing chroma subcarrier instability caused by a video line scrambling system
US6424384B1 (en) 1999-07-22 2002-07-23 Zilog, Inc. Method and apparatus for improved signal filtering
US6914638B2 (en) * 2000-12-20 2005-07-05 Intel Corporation Three-dimensional enhancement processing for television broadcasting signals
JP2004159067A (ja) * 2002-11-06 2004-06-03 Sanyo Electric Co Ltd 垂直シャープネス装置及びそれを備えたｔｖ受像機
US7167213B1 (en) * 2003-12-30 2007-01-23 Conexant Systems, Inc. Comb filter design for separating luminance and chrominance in video signals
US8248536B2 (en) * 2006-04-07 2012-08-21 Ati Technologies, Inc. Video luminance chrominance separation

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2810697C2 (de) * 1978-03-11 1987-01-08 Robert Bosch Gmbh, 7000 Stuttgart Verfahren zur Trennung des Farbartsignals vom Leuchtdichtesignal bei Farbfernsehsignalen mit quadraturmodulierten Farbhilfsträgern
US4240105A (en) * 1979-08-20 1980-12-16 Yves C. Faroudja Method and apparatus for separation of chrominance and luminance with adaptive comb filtering in a quadrature modulated color television system
JPS58129892A (ja) * 1983-01-28 1983-08-03 Hitachi Ltd 輝度・色信号分離回路
DE3343262A1 (de) * 1983-11-30 1985-06-05 Robert Bosch Gmbh, 7000 Stuttgart Verfahren und anordnung zur unterdrueckung von stoerungen im leuchtdichtekanal eines farbfernsehdecoders
JPS61174894A (ja) * 1985-01-30 1986-08-06 Victor Co Of Japan Ltd 信号分離装置
JPS63296592A (ja) * 1987-05-28 1988-12-02 Victor Co Of Japan Ltd 輝度信号，色信号分離回路
US4809060A (en) * 1987-09-10 1989-02-28 Rca Licensing Corporation Hanging dot reduction arrangement
JPH0716253B2 (ja) * 1987-12-18 1995-02-22 日本ビクター株式会社 適応型輝度信号色信号分離装置
US4868650A (en) * 1988-03-07 1989-09-19 Rca Licensing Corporation Circuitry for expanding the effect of a video control signal in multiple dimensions
JPH0271692A (ja) * 1988-09-07 1990-03-12 Matsushita Electric Ind Co Ltd 映像信号の輝度信号および色信号分離回路
DE3836043A1 (de) * 1988-10-20 1990-04-26 Thomson Brandt Gmbh Schaltung fuer ein adaptives kammfilter zur trennung von leuchtdichtesignal und farbartsignal eines fbas-pal-signals
JP2699488B2 (ja) * 1988-11-29 1998-01-19 ソニー株式会社 コムフィルタ
US5063438A (en) * 1990-04-20 1991-11-05 Faroudja Y C Three dimensional encoding system for color television
KR940000414Y1 (ko) * 1991-04-09 1994-01-24 주식회사 금성사 화상신호의 휘도 신호 및 색신호 분리장치

Also Published As

Publication number Publication date
AU2934092A (en) 1993-06-15
CA2100348A1 (en) 1993-05-16
DE69230030T2 (de) 2000-02-24
EP0567620A1 (de) 1993-11-03
EP0567620B1 (de) 1999-09-22
US6392714B1 (en) 2002-05-21
DE69230030D1 (de) 1999-10-28
JPH09506482A (ja) 1997-06-24
WO1993010641A1 (en) 1993-05-27

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Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties